CN117060304A - Detachable integrated power distribution system - Google Patents

Abstract

A detachable integrated power distribution system comprises a sectional bus duct, wherein the sectional bus duct comprises a plurality of sections of bus ducts, and the sectional bus duct is electrically connected with a bus duct electric connector, a step-by-step power taking device and power distribution equipment respectively; a plurality of bus duct electrical connectors that connect the plurality of bus ducts as one body; the step-by-step electricity taking device is inserted on the bus duct and is provided with a main box body, a clamping mechanism, a step-by-step electricity taking mechanism and a control mechanism, wherein the step-by-step electricity taking mechanism is clamped with the bus duct through the clamping mechanism and is connected with the bus duct for taking electricity through the step-by-step electricity taking mechanism, and the device is electrically connected with PDU equipment through a plurality of power supply outlets or industrial electrical connectors for power supply output. The system can simply and quickly connect the multi-section bus duct into a whole, and can simply and quickly connect the step-by-step power taking mechanism to the bus duct to take power through a clamping mode, and the power transmitted by the bus duct can be distributed to electric equipment through various modes, so that the system is reliable in connection and safe in use.

Description

Detachable integrated power distribution system

【Technical field】

The present invention relates to a power distribution system for distributing power to PDU and other equipment, and in particular to a detachable integrated power distribution system that integrates multiple sections of bus ducts and can take power step by step.

【Background technique】

Busbar trunk distribution devices, or bus ducts, are widely used in power distribution systems of low-voltage complete sets of switchgear and control equipment. They are used to replace cables and wires in high-rise buildings, factories, IDC (Internet Data Center) computer rooms, PDU (power supply units). Distribution unit) and other electrical equipment load distribution. The existing bus duct is a new conductor formed by using copper or aluminum as a conductor, supported by an insulator, and then installed in a metal trough. It has now become an indispensable wiring method in the power system. In actual applications, due to the different application environments and objects of bus ducts, the layout lengths of bus ducts are also different, so bus ducts need to be connected in sections. However, although some people have proposed certain connection structures that can be used to connect bus ducts, due to complex structures and other reasons, quick connection of bus ducts cannot be achieved, and the reliability and safety of the connections are insufficient.

[Content of the invention]

The present invention aims to solve the above problems and provide a method that can easily and quickly connect multiple sections of bus ducts into one body, and can easily and quickly connect the step-by-step power-taking mechanism to the bus ducts through snap-in connection to obtain power from the bus ducts. The transmitted power can be distributed to electrical equipment in a variety of ways, using a removable and safe integrated power distribution system that is not only reliable in connection.

In order to achieve the above objectives, the present invention provides a detachable integrated power distribution system, which includes:

Segmented bus duct, which includes multiple sections of bus duct, and the segmented bus duct is electrically connected to the bus duct electrical connector, the step-by-step power taking device and the power distribution equipment respectively;

Multiple bus duct electrical connectors, which connect multiple bus duct sections into one body;

The step-by-step power extraction device is plugged into the bus duct. The step-by-step power extraction device is provided with a main box, a snap-in mechanism, a step-by-step power extraction mechanism and a control mechanism. It is connected to the busbar through the snap-in mechanism. The step-by-step power-taking device is electrically connected to the PDU equipment through multiple power sockets or industrial electrical connectors for power output, and

This system detachably connects multiple sections of bus ducts into one and conducts them, and integrates a step-by-step power extraction device for step-by-step power extraction and safety control on the bus duct.

Each segment of the bus duct in the segmented bus duct is provided with a trough body with open ends and a bottom. The outer side of the trough body is provided with a convex edge along the length direction for connecting the clamping mechanism. The trough body is provided with a trough body at intervals along the width direction. Several insulating sheaths, each insulating sheath is provided with a first conductive plate, a plurality of first conductive plates are arranged into a first conductive plate group, and both ends of each first conductive plate extend from both ends of the insulating sheath. , the end of each bus duct section is provided with an end cap connected to the bus duct electrical connector.

The tank body is made of aluminum alloy material, the insulating sheath is made of fire-proof and flame-retardant insulating material, and the first conductive plate is a strip copper plate.

The bus duct electrical connector is provided with a plurality of insulating partitions. The plurality of insulating partitions are arranged at intervals along the width direction of the bus duct electrical connector. A second conductive plate is provided on the opposite side of each pair of adjacent insulating partitions. Two conductive plates are arranged into a second conductive plate group. The gap between adjacent second conductive plates corresponds to the thickness of the first conductive plate. A metal spring is provided in the middle of each pair of adjacent second conductive plates. The metal spring pieces are respectively connected to the second conductive plates located on both sides of the metal spring piece. The exterior of each busbar electrical connector is clipped with an upper and lower protective shell. The plurality of insulating partitions, a plurality of second conductive plates, and a plurality of The metal shrapnel is connected as a whole through a screw rod passing through its center and a nut connected to the end of the screw rod.

The protective shell includes an upper shell and a lower shell, and the upper shell and the lower shell are fixed with screws on both sides.

The insulating partitions are made of heat-resistant, anti-corrosion and anti-aging insulating materials. Among the several insulating partitions of the busbar electrical connector, the insulating partitions located at both ends are flat plates with screw holes in the center. The two sides of each insulating partition between the two insulating partitions are respectively provided with rectangular recessed portions for accommodating the second conductive plate, and a first connecting protrusion with a connecting hole is provided in the center of one side of the rectangular recessed portion. The center of the rectangular recessed portion on the other side is provided with a second connecting protrusion with a hole that can accommodate the first connecting protrusion on the opposite side.

The metal elastic piece includes a connecting part and an elastic support part, wherein the connecting part is rectangular and is provided with a connecting hole matching the shape of the first connecting protrusion, and the elastic supporting part includes a connecting part located outside the connecting part. Two arc-shaped support legs, the two ends of the two support legs extend outwards from the connecting part, the ends of the two support legs have reverse bends and the ends of the two support legs pass through the second conductive plate in contact with them.

Two second conductive plates and metal elastic pieces located between adjacent insulating partitions are sleeved on the first connecting protrusion on one side of the insulating partition, and the first connecting protrusion is plugged into the insulation on the opposite side. In the inner hole of the second connecting protrusion of the partition plate, a plurality of insulating partition plates, a number of second conductive plates, and a number of metal elastic pieces are connected in sequence.

The main box of the step-by-step power-taking device is provided with the step-by-step power taking mechanism and control mechanism. The front panel of the main box is provided with a concealed power socket for connecting the PDU equipment, which is hidden in the openable and closable power socket. On the back side of the outer cover, the top of the main box is provided with a window through which the upper end of the step-by-step power-taking mechanism extends, and the side of the main box is provided with a hole through which the operating handle of the step-by-step power taking mechanism extends.

The snap-in mechanism of the step-by-step power-taking device is provided with two snap-in boxes, which are symmetrically fixed on the upper ends of both sides of the main box. The snap-in box is provided with a first claw groove, a third There are two claw grooves and a spring groove. Each clamping box is provided with retractable first claws and second claws symmetrically on both sides along the width direction. The first claws and the second claws are respectively connected with the first return spring. connection, a first limiting protrusion is provided on the first claw and the second claw respectively, and a first claw opening and closing key and a second claw opening and closing key that can move laterally are symmetrically provided at the lower part of the clamping box. Hejian, the first claw opening and closing mechanism and the second claw opening and closing mechanism are respectively provided with a first guide groove and a second guide groove, and vertically movable claw release buttons are provided on both sides of the clamping box. The claw release button is provided with a second limiting protrusion that cooperates with the first limiting protrusion on the claw arm to limit the position.

The first claw and the second claw are respectively arranged in the first claw groove and the second claw groove in the two clamping boxes. The first return spring is arranged in the spring groove. The first claw and the second claw are in reverse L shape, one end of which is formed with a longitudinal protrusion and a transverse protrusion that are turned at right angles. The longitudinal protrusions are respectively inserted into the first claw opening and closing key and the second claw opening and closing key. In the first guide groove and the second guide groove, the length of the first guide groove and the second guide groove is greater than the length of the longitudinal protrusion of the first claw and the second claw, so that the longitudinal protrusion can be The first guide groove and the second guide groove move inside to push the first claw and the second claw to move. The two transverse protrusions are located at both ends of the spring groove. The two ends of the first return spring are connected with the two The transverse protrusions are connected, the free ends of the first claw and the second claw extend out of the clamping box, and their ends are provided with hooks that turn inward, and the first limiting protrusion is arranged on the claw arm superior.

The first claw opening and closing key and the second claw opening and closing key are symmetrically arranged in the gaps on both sides of the lower part of the clamping box, and are separated by a partition in the middle. The second return spring is installed in the spring hole on the partition. The two ends of the two return springs are respectively connected with the first claw opening and closing key and the second claw opening and closing key. When the first claw opening and closing key is pushed inward, the first claw and the second claw opening and closing key are pushed inwards. Open outward, place the first claw and the second claw on the convex edge of the bus duct and release the first claw opening and closing key and the second claw opening and closing key, so that the hook can be locked on the convex edge. Along the way.

The step-by-step power-taking mechanism of the step-by-step power-taking device is located on the upper part of one side of the main box, and includes a power-taking part for connecting to the bus duct and an operating part for performing power-taking operations.

The power taking part is provided with an electrical connecting plate group corresponding to the first conductive plate group in the bus duct. Each electrical connecting plate group of the electrical connecting plate group is connected to a plurality of insulators, and its upper end extends out of the main box. The electrical connection board group and a plurality of insulators are arranged on the fixed base, and the fixed base is fixed on the bracket connected to the main box.

The operating part is connected to the lower side of the power-taking part, and is provided with a linkage mechanism that drives the power-taking part to move up and down. The linkage mechanism is connected to a connection seat fixed on the side wall of the main box. The input of the linkage mechanism The end of the operating handle is connected to the operating handle. The main body of the operating handle extends to the outside of the main box. The output end of the linkage mechanism is connected to a vertical lifting rod. The upper end of the lifting rod is fixed to the bracket. On the bracket Two guide pillars are fixed, and the two guide pillars enter upward into the bracket. The bracket can move up and down along the two guide pillars under the action of the lifting rod to connect the electrical connection panel group with the first conductive element in the bus duct. The board group is plugged in to receive power or disconnected.

The linkage mechanism includes an active link and two pairs of driven links. The active link has three arms. The first arm is hinged with the operating handle and revolves around a first pin fixed on the side wall of the connecting seat. The shaft rotates, the second arm is placed in the limit groove on the top of the connecting seat, the end of the third arm is hinged with the two pairs of driven links through the second pin, and one end of the driven link is hinged on the third On the pin shaft, the other end of the driven connecting rod is hinged with the lifting rod of the operating part. When the operating handle is depressed or lifted, the link mechanism pushes the lifting rod to move up and down, causing the electrical connection plate assembly of the power taking mechanism to Plug in or disconnect from the first conductive plate group in the bus duct.

The control mechanism of the step-by-step power-taking device includes a control unit, a power-taking unit, an output unit and a monitoring module. The monitoring module integrates a switching power supply, a current collection unit, a voltage collection unit, a monitoring unit, a communication interface unit and a display screen. The control unit is a circuit breaker, and a power taking unit and an output unit are connected to it. The power taking unit is electrically connected to the power taking part of the step-by-step power taking mechanism, and the output unit is electrically connected to the power socket or industrial electrical connector. A switching power supply is connected between the power taking unit and the control unit, and a current collection unit and a voltage collection unit are connected between the control unit and the output unit. The current collection unit and the voltage collection unit are respectively connected with the power collection unit of the step-by-step power taking mechanism. The current acquisition unit and the voltage acquisition unit are also connected to the monitoring unit respectively. The monitoring unit is a single-chip microcomputer, which is connected to the switching power supply, communication interface unit and display screen respectively.

The contribution of the present invention is that it effectively solves the problem of fast and reliable connection of segmented bus ducts in a bus duct power distribution system. By arranging connectors that match the bus duct, the invention can conveniently and quickly connect multiple sections of the bus duct into one body and make each conductor conductive. For the output of power transmitted through the bus duct, the present invention is provided with a step-by-step power extraction device, which can quickly extract power and output it to terminal electrical equipment by quickly connecting with the bus duct and its conductive components. The control mechanism of the present invention can monitor the current, voltage and other data of each conductor in real time, thus ensuring the safety of use. The system of the present invention can make the installation of busbar type power distribution facilities easier and faster, and the use efficiency is higher and the use is safer.

[Picture description]

Figure 1 is a schematic three-dimensional view of the overall structure of the present invention. Figure 1A is a schematic three-dimensional view of the output end being a power socket, and Figure 1B is a schematic three-dimensional view of the output end being an industrial electrical connector.

Figure 2 is an exploded perspective view of the overall structural components of the present invention, wherein Figure 2A is an exploded schematic view of the components where the output end is a power socket, and Figure 2B is a schematic view where the output end is an industrial electrical connector.

Figure 3 is a schematic structural diagram of the bus duct of the present invention, wherein Figure 3A is a schematic three-dimensional view, Figure 3B is an exploded three-dimensional schematic view of components, Figure 3C is a schematic three-dimensional view of the bus duct body structure, and Figure 3D is a schematic three-dimensional view of the insulating sheath of the bus duct.

Figure 4 is a schematic structural view of the busbar electrical connector of the present invention, wherein Figure 4A is a schematic three-dimensional view, Figure 4B is a schematic three-dimensional view of the exploded structure of components, Figure 4C is a schematic three-dimensional view of the exploded structure of components on the other side, Figure 4D is a cross-sectional view of the structure, Figure 4E is a schematic diagram of the connection state between the bus duct electrical connector and the bus duct with the upper cover removed.

Figure 5 is a schematic structural diagram of the step-by-step power extraction device of the present invention, wherein Figure 5A is a perspective schematic diagram of the overall structure, Figure 5B is an exploded perspective view of components, Figure 5C is a structural cross-sectional view, and Figure 5D is an exploded component view of the upper side of the clamping mechanism. Figure 5E is an exploded perspective view of the lower part of the clamping mechanism. Figure 5F is a perspective view of the clamping mechanism with the upper cover removed. Figure 5G is a perspective view of the claw release button. Figure 5H is a schematic diagram of the claws in the open state. Figure 5I is a schematic diagram of the contracted state of the claw, Figure 5J is a three-dimensional schematic diagram of the step-by-step power extraction mechanism, Figure 5K is an exploded three-dimensional schematic diagram of the components of the step-by-step power extraction mechanism, Figure 5L is an exploded view of the power extraction part, and Figure 5M is the operating part component Exploded view, Figure 5N is a structural cross-sectional view of the operating part, and Figure 5O is a circuit block diagram of the control mechanism.

【Detailed ways】

The following examples further explain and illustrate the present invention and do not constitute any limitation to the present invention.

Referring to Figures 1 to 2, the detachable integrated power distribution system of the present invention includes a segmented bus duct 10, a plurality of bus duct electrical connectors 20 and a step-by-step power taking device 30. The segmented bus duct is The multi-section bus duct 11 is connected as a whole through a plurality of bus duct electrical connectors 20, and a step-by-step power extraction device 30 is connected to the bus duct for power distribution and safety control of the power transmission and output of the bus duct. The present invention will be described in more detail below with reference to the accompanying drawings.

As shown in Figures 3A to 3D, the segmented bus duct 10 is divided into multiple sections of bus duct 11 according to the design and connection length requirements. The segmented bus duct 10 is connected by bus duct electrical connectors 20 As a whole, its input end is electrically connected to the power distribution input equipment. A step-by-step power taking device 30 is connected to the bus duct, which is used to realize the step-by-step power taking function of snap-in and power taking, and to control the power transmission of the bus duct. Monitor the process, and collect, transmit and display data on the current and voltage of the busbar conductor. The output end of the segmented bus duct 10 can be provided with different power output connection devices. In the embodiment shown in FIG. 1A and FIG. 2A , a number of power sockets 41 for power output are provided on the step-by-step power extraction device 30 on the output side of the bus duct. In this embodiment, the power supply The socket 41 is a concealed power socket. Several power sockets 41 are provided on the front panel of the main box 31 and are used to connect terminal electrical equipment such as PDU. They are hidden behind the openable outer cover 311 . In another embodiment shown in FIG. 1B and FIG. 2B , the step-by-step power extraction device 30 is provided with a plurality of industrial electrical connectors 42 for power output. The user can select a suitable power socket 41 or industrial electrical connector 42 as needed.

As shown in FIGS. 3A to 3D , each section of the bus duct 11 of the segmented bus duct 10 is provided with a trough body 111 with open ends and a bottom. As shown in Figure 3C, the tank body 111 is made of aluminum alloy material. The first conductive plate group 113A in the bus duct extends from the two open ends of the trough body 111 and is connected to the bus duct electrical connector 20 . The open bottom of the tank body 111 is used for electrical connection between the first conductive plate group 113A and the electrical connection plate group 331A of the step-by-step power extraction device 30 . Protruding edges 1111 are provided on both sides of the groove body 111 along the length direction, which are used to connect the clamping mechanism 32 . A number of vertical partitions 1112 are provided in the tank 111 along the width direction. The upper ends of the vertical partitions 1112 are connected to the top of the tank 111. Three vertical partitions are spaced on one of the side walls of each vertical partition 1112. An inwardly convex inner step 11121 extends from one end of the plate to the other end. An insulating sheath 112 is provided in each cavity formed by two adjacent vertical partitions 1112 . As shown in Figure 3D, the insulating sheath 112 is a sleeve-shaped body with an open bottom. The inner lower end of the insulating sheath is provided with an arc-shaped groove 1121 folded inward, which is used to place the first conductive plate 113. The end is expanded outward to facilitate the introduction of the electrical connection board set 331A of the step-by-step power extraction device. A limiting baffle 1122 extending from one end to the other end is connected to the inner top of the insulating sheath corresponding to the edge of the arcuate groove 1121 . One outer side of the insulating sheath is provided with a protruding outer step 1123. The insulating sheath 112 is made of fire-proof and flame-retardant insulating material. The insulating sheath 112 is supported on the inner step 11121 of the vertical partition 1112 through its outer step 1123 . Each insulating sheath 112 is provided with a first conductive plate 113, and the upper and lower ends of the first conductive plate 113 are respectively limited by the limiting baffle 1122 and the arc-shaped groove 1121. The first conductive plate 113 is a strip-shaped copper plate, and its input end is electrically connected to an external power distribution device, such as a power distribution cabinet. A plurality of first conductive plates 113 are arranged into a first conductive plate group 113A. An end cover 114 is provided at the end of each section of the bus duct 11. There are a plurality of end caps 114 provided on the end cover 114 for the ends of the first conductive plate group 113A to extend. Out of slot 1141. The two ends of each first conductive plate 113 respectively extend from the two ends of the insulating sheath 112 and the end cover 1141 so as to be connected to another busbar electrical connector 20 .

The multi-section bus ducts 11 of the segmented bus duct 10 are connected into one body through a plurality of bus duct electrical connectors 20 . Specifically, as shown in Figures 4A to 4D, the busbar electrical connector 20 is provided with a number of rectangular insulating partitions 21. The insulating partitions 21 are made of high-strength thermosetting insulating plastic that is heat-resistant, anti-corrosion and anti-aging. . Among the several insulating partitions 21 of the bus duct electrical connector, the insulating partitions 21 located at both ends are flat plates with a screw hole 214 in the center. Rectangular recesses 211 are respectively provided on both sides of each insulating partition 21 between the two end insulating partitions for accommodating the second conductive plate 22 . A rectangular block-shaped first connecting protrusion 212 is provided in the center of the rectangular recessed portion on one side, which is used to connect the second conductive plate 22 and the metal elastic piece 23. A first connection hole is provided in the center of the first connecting protrusion 212. 2121. A rectangular block-shaped second connecting protrusion 213 is provided in the center of the rectangular recessed portion on the other side of the insulating partition 21 for accommodating the first connecting protrusion 212 on the opposite side. The second connecting protrusion 213 is provided with a The hole 2131 matches the shape of the first connecting protrusion 212 . A plurality of insulating partitions 21 are arranged at intervals along the width direction of the busway electrical connector 20. Each pair of adjacent insulating partitions 21 is provided with a second conductive plate 22 on the opposite side, and the two second conductive plates 22 are nested in each pair. On the first connection protrusion 212 of the insulating partition, a plurality of second conductive plates 22 are arranged to form a second conductive plate group 22A. The gap between adjacent second conductive plates 22 corresponds to the thickness of the first conductive plate 113 , and the gap allows the first conductive plate 113 to be inserted therein and in close contact with the two second conductive plates 22 . Each pair of adjacent second conductive plates 22 is respectively provided with a metal elastic piece 23 in the middle. The metal elastic piece 23 includes a connecting part 231 and an elastic support part 232. The connecting part 231 is rectangular and has a second connecting hole 2311 on it. The second connection hole 2311 matches the shape of the first connection protrusion 212, and the metal elastic piece 23 is sleeved on the first connection protrusion 212 of the insulating partition through its second connection hole 2311. The elastic support part 232 includes two arc-shaped support legs 2321 located outside the connection part 231. Both ends of the two support legs 2321 extend outward outside the connection part 231, and their ends have reverse bends. And its end passes through the second conductive plate 22 in contact with it. Since the metal elastic piece 23 is disposed between the two second conductive plates 22, it not only closely contacts the two second conductive plates 22, but also strongly supports the two second conductive plates 22 through elastic force. At the same time, when the first conductive plate 113 is inserted between the two second conductive plates 22, the elastic deformation of the metal elastic piece 23 makes it easier for the first conductive plate 113 to be inserted between the second conductive plates 22, and the first conductive plate 113 is inserted between the second conductive plates 22. After the conductive plate 113 is inserted into the second conductive plate 22, its elastic deformation can make the first conductive plate 113 and the second conductive plate 22 fit more closely, ensuring the reliability of the operation of the conductive device. A protective shell 24 is clipped on the outside of each bus duct electrical connector 20. The protective shell 24 includes an upper shell 241 and a lower shell 242. When the bus duct electrical connector 20 is connected to the bus duct 11, the upper shell 241 can be The lower shell 242 is assembled with the upper and lower sides of the busbar electrical connector 20 and then fixed with screws at the edges. As shown in FIG. 4A and FIG. 4D , the plurality of insulating partitions 21 , the plurality of second conductive plates 22 , and the plurality of metal elastic pieces 23 are connected as a whole through a screw 25 passing through the center and a nut 26 connected to the end of the screw.

As shown in Figure 4E, insert the ends of the first conductive plate group 113A of the two-section bus duct 11 out of the end cover 114 into the second conductive plate group 22A of the bus duct electrical connector 20 from both ends of the bus duct electrical connector 20. , each first conductive plate 113 of the first conductive plate group 113A is plugged into each second conductive plate 22 of the second conductive plate group 22A, thereby realizing the electrical connection between the bus duct 11 and the bus duct electrical connector 20 .

In order to control and distribute the power transmitted through the bus duct, a step-by-step power taking device 30 is plugged into the bus duct 11 . As shown in FIGS. 5A to 5C , the step-by-step power extraction device 30 is provided with a main box 31 , a clamping mechanism 32 , a step-by-step power extraction mechanism 33 and a control mechanism 34 , which is connected to the busbar through the clamping mechanism 32 The bus duct 11 is snap-connected and connected to the bus duct 11 through a step-by-step power extraction mechanism 33 located at the bottom of the bus duct. The step-by-step power extraction device 30 uses multiple power sockets 41 for power output or industrial electrical connectors. 42 is electrically connected to the PDU equipment.

Specifically, as shown in FIG. 5B , the main box 31 is located at the lower part of the bus duct 11 , and the step-by-step power taking mechanism 33 and the control mechanism 34 are disposed therein. The front panel of the main box 31 is provided with a plurality of concealed power sockets 41 or industrial electrical connectors 42 for connecting PDU equipment, which can be plugged into multiple sets of power plugs or connected to multiple electrical equipment. In this embodiment, three power sockets 41 are provided on the front panel of the main box 31, and the power sockets 41 are hidden behind the openable and closable outer cover 311. A window 312 is provided on the top of the main box 31 for allowing the upper end of the step-by-step power taking mechanism 33 to extend. A hole is provided on the side of the main box 31 for the operating handle of the step-by-step power taking mechanism 33 to extend.

As shown in FIGS. 5D to 5F , the clamping mechanism 32 of the step-by-step power taking device includes a clamping box 321 , a first claw 322 , a second claw 323 , a first return spring 324 , and a first claw opening and closing. key 325, the second claw opening and closing key 326 and the claw release button 327. The two clamping boxes 321 are symmetrically fixed on the upper ends of both sides of the main box 31. The clamping boxes 321 are provided with a first claw groove 3211, a second claw groove 3212 and a spring groove 3213. The clamping mechanisms 32 are respectively provided on the two clamping boxes 321. First claws 322 and second claws 323 are provided symmetrically on both sides of each clamping box 321 along the width direction. The first claws 322 and second claws 323 can move along the width direction of the clamping box 321. Mobile telescopic. The first claw 322 and the second claw 323 are respectively arranged in the first claw groove 3211 and the second claw groove 3212 in the two clamping boxes 321, and the first return spring 324 is arranged in the spring groove. Within 3213. The first claw opening and closing key 325 and the second claw opening and closing key 326 are respectively provided with a first guide groove 3251 and a second guide groove 3261. The first claw 322 and the second claw 323 are in reverse L shape, and one end thereof is formed with longitudinal protrusions 3222, 3232 and transverse protrusions 3223, 3233 that are turned at right angles, wherein the longitudinal direction of the first claw is The protrusion 3222 is inserted into the first guide groove 3251 on the first claw opening and closing key, and the longitudinal protrusion 3232 of the second claw is inserted into the second guide groove 3261 on the second claw opening and closing key. The lateral length of the first guide groove 3251 and the second guide groove 3261 is greater than the lateral length of the longitudinal protrusions 3222 and 3232 of the first and second claws, so that the longitudinal protrusions 3222 and 3232 can be positioned at the first position. The guide groove 3251 and the second guide groove 3261 move inward to push the first claw 322 and the second claw 323 to move, thereby engaging or disengaging from the bus duct 11 . The two transverse protrusions 3223 and 3233 of the first claw 322 and the second claw 323 are located at both ends of the spring groove 3213, and the two ends of the first return spring 324 are connected to the two transverse protrusions 3223 and 3233. . The free ends of the first claw 322 and the second claw 323 extend out of the clamping box 321, and their ends are provided with inwardly turning hooks 3224 and 3234 for clamping with the convex edge 1111 of the bus duct. Block-shaped first limiting protrusions 3221 and 3231 are respectively provided on the claw arms of the first claw 322 and the second claw 323, which are connected with the second limiting protrusions 3271 and 3271 on the claw release button 327. 3272 cooperates to limit the first claw 322, the second claw 323 and the claw release button 327. The first claw opening and closing key 325 and the second claw opening and closing key 326 are symmetrically arranged in the gaps on both sides of the lower part of the clamping box 321, separated by a partition 3242, and the spring hole 3243 in the center of the partition is installed inside. There is a second return spring 328, and both ends of the second return spring 328 are connected to the first claw opening and closing key 325 and the second claw opening and closing key 326 respectively, for resetting the two opening and closing keys. Vertically movable claw release buttons 327 are respectively provided on both sides of the clamping box 321 . As shown in Figure 5G, the claw release button 327 is a rectangular block with a small top and a large bottom. The lower side is provided with second limiting protrusions 3271 and 3272, and a vertical spring hole is provided in the center. The spring hole A third return spring 3273 is installed inside. The two claw release buttons 327 are respectively movably installed in the button base 3274. The button base 3274 is fixed on the clamping box 321 located on the side of the first claw 322 and the second claw 323. The button base 3274 has an upper opening. There is a convex notch, and the lower part of the claw release button 327 is movably placed in the lower notch and can move up and down in the notch. The claw release button 327 is provided with second limiting protrusions 3271 and 3272 that cooperate with the first limiting protrusions 3221 and 3231 on the claw arm to limit the position. The second limiting protrusions 3271 and 3272 Extend outside the notch of button base 3274. As shown in Figures 5H and 5I, when the first claw 322 and the second claw 323 are in the contracted state, the first limiting protrusion 3221 and the second limiting protrusion 3231 on the claw arm are located at the position where the claw is released. Above the second limiting protrusions 3271 and 3272 on the button 327, at this time, the claw release button 327 cannot move up and down. When the step-by-step power-taking device 30 is to be clamped to the bus duct 11, the first claw opening and closing key 324 and the second claw opening and closing key 325 can be pushed inward, which pass through the first claw 322 and the second claw opening and closing key 325. The longitudinal protrusions 3222 and 3232 of the two claws 323 push the first claw 322 and the second claw 323 to open outwards. At this time, the first limiting protrusions on the first claw 322 and the second claw 323 3221 and the second limiting protrusion 3231 move to the outside of the second limiting protrusions 3271 and 3272 on the claw release button 327, and the claw release button 327 breaks away from the limiting position and pops up. When the claw release button 327 is pressed and the first claw opening and closing key 324 and the second claw opening and closing key 325 are released, the first claw 322 and the second claw 323 move to the opposite side, and their hooks 3224, 3234 is locked on the convex edge 1111 of the bus duct, and the step-by-step power extraction device 30 is clamped on the bus duct 11, thus completing the first step of step-by-step power extraction.

As shown in Figures 5J to 5L, the step-by-step power extraction mechanism 33 of the step-by-step power extraction device 30 is located on the upper part of one side of the main box 31, and includes a power extraction part 331 for connecting the bus duct and a conductor. The operation part 332 for power taking operation. The power extraction part 331 includes a plurality of electrical connection boards 3311 , a plurality of insulation boards 3312 and fixed seats 3313 . The electrical connection board 3311 is a strip-shaped conductive copper plate, the upper end of which is composed of an outwardly turning inclined plane, a vertical plane turned by the inclined plane, and an arc surface turned by the vertical plane. This turning surface is used to increase the elasticity of the electrical connecting board. and reliability of electrical connections. A plurality of slits 33111 are provided at intervals along the width direction in the middle and upper portion of the electrical connection board 3311, and the lower end thereof is L-shaped. The L-shaped connection end of each electrical connection board 3311 is fixed to the bracket 3315 with screws and the fixing base 3313. A front baffle 3314 is fixed with screws on the front side of the fixed base 3313. The upper end of each electrical connection board 3311 is against the elastic conductive copper plate 3316 on one side of the insulating plate 3312. The elastic conductive copper plate 3316 is a curved plate body formed by multiple turning surfaces, and its upper end is provided with a U-shaped arc surface. The U-shaped arc surface abuts the insulating plate 3312, and the curved shape of the elastic conductive copper plate 3316 helps to increase the elastic deformation of the electrical connection board 3311 when it is plugged into the first conductive plate 113 and the tightness after plugging. touch. Several electrical connection boards 3311 of the power extraction part 331 are arranged in an electrical connection board group 331A along the width direction of the main box 31 corresponding to the first conductive plate group 113A in the bus duct. The upper end of the electrical connection board group 331A extends out of the main outside the box 31 and inserted into the first conductive plate group 113A of the bus duct from the bottom of the bus duct, so that the electrical connection plate group 331A and the first conductive plate group 113A are connected to each other to draw electricity. At this point, the second step of step-by-step power extraction is completed.

As shown in FIG. 5M and FIG. 5N , the operating part 332 includes a link mechanism 3321 , a connecting seat 3322 , an operating handle 3323 , a lifting rod 3324 and a guide column 3325 . The operating part 332 is connected to the lower side of the power extraction part 331 and is provided with a linkage mechanism 3321 that drives the power extraction part to move up and down. The link mechanism 3321 includes a driving link 33211 and two pairs of driven links 33212 and 33213. The active link 33211 is a multi-arm link with three arms. The first arm 33211A is fixedly connected to the operating handle 3323 and rotates around the first pin 33214 fixed on the side wall of the connecting seat 3322. The second arm 33211B is placed in the limiting groove 33221 on the top of the connecting base, and is used to limit the left and right movement of the active link 33211. The end of the third arm 33211C is hingedly connected to the two pairs of driven links 33212 and 33213 through the second pin 33215. The two pairs of driven connecting rods 33212 and 33213 are each composed of two front-rear symmetrical connecting rods. The other end of the driven link 33212 is hinged on the third pin 33216. The other end of the driven link 33213 is hingedly connected to the lifting rod 3324 of the operating part. The link mechanism 3321 is connected to the connecting seat 3322 fixed on the side wall of the main box. The input end of the link mechanism 3321 is connected to the operating handle 3323. The main body of the operating handle 3323 extends to the outside of the main box 31. The connecting rod The output end of the mechanism 3321 is connected to a vertical lifting rod 3324, and the upper end of the lifting rod 3324 is fixed to the bracket 3315. Two guide columns 3325 are fixed on the bracket 3315 of the power taking part, and the lower ends of the two guide columns 3325 are fixed on the support plate 3326 connected to the side wall of the main box 31 . Two guide posts 3325 enter upward into the bracket 3315. The bracket 3315 can move up and down along the two guide posts 3325 under the action of the lifting rod 3324 to connect the electrical connection plate group 331A with the first conductive plate in the bus duct. Group 113A is plugged in to take power or disconnected. When the operating handle 3323 is depressed or lifted, the linkage mechanism 3321 pushes the lifting rod 3324 to move up and down, so that the electrical connecting plate group 331A of the power-taking mechanism is plugged into the first conductive plate group 113A in the bus duct to draw power. or disengage.

When taking power step by step, first the step-type power taking device 30 is clamped to the bottom of the bus duct 11 through the clamping mechanism 32 . After the clamping is completed, the electrical connection plate group 331A of the step-by-step power taking device is located below the first conductive plate group 113A of the bus duct. When the operating handle 3323 of the step-by-step power taking device is pressed, the electrical connection plate group 331A is driven upward by the link mechanism 3321 and inserted into the first conductive plate group 113A of the bus duct, so that the electrical connection plate group 331A Each electrical connection plate 3311 is in close contact with each first conductive plate 113 of the first conductive plate group 113A and is electrically connected, thereby completing the step-by-step power extraction device 30 from the bus duct. To disconnect, just lift the operating handle 3323.

As shown in Figure 5O, the control mechanism 34 of the step-by-step power extraction device includes a control unit 341, a power extraction unit 342, an output unit 343 and a monitoring module 344. The monitoring module 344 integrates a switching power supply 3441 and a current collection unit. 3442, voltage acquisition unit 3443, monitoring unit 3444, communication interface unit 3445 and display screen 3446. The control unit 341 is a circuit breaker, which is used to distribute bus duct power and connect or disconnect electrical equipment and bus duct circuits to protect the power distribution system when the line is severely overloaded, or When a fault occurs, the circuit will be automatically cut off to ensure the safety of the bus duct and step-by-step power-taking device. The control unit 341 is electrically connected to the power extraction unit 342 and the output unit 343 respectively. The power extraction unit 342 is electrically connected to the first conductive plate group 113A of the power extraction part 331 . The output unit 343 is electrically connected to the power socket 41 or the industrial electrical connector 42 . A switching power supply 3441 is connected between the power taking unit 342 and the control unit 341 . A current acquisition unit 3442 and a voltage acquisition unit 3443 are connected between the control unit 341 and the output unit 343. The current acquisition unit 3442 and the voltage acquisition unit 3443 are respectively a current sensor and a voltage sensor, which are respectively connected with the step-by-step power acquisition mechanism. The electrical part 331 is electrically connected and used for real-time data collection of current and voltage of the power taking unit 342 . The current acquisition unit 3442 and the voltage acquisition unit 3443 are also respectively connected to the monitoring unit 3444. The monitoring unit 3444 is a single chip microcomputer, which is connected to the switching power supply 3441, the communication interface unit 3445 and the display screen 3446 respectively. The monitoring unit 3444 analyzes and processes the monitored current and voltage data and converts them into power, electric energy, temperature and other data and sends signals to the switching power supply 3441 and the communication interface unit 3445 respectively, and displays them on the display screen 3446.

In this way, the present invention connects multiple bus duct sections into one body through multiple bus duct electrical connectors, and the length can be adjusted arbitrarily according to needs. The connection between the bus duct and the bus duct electrical connectors is convenient and fast, easy to assemble and use, and safe to use. Reliable high-power power transmission lines. Equally important is that the present invention provides a step-by-step power-taking device that can take power step by step, which can be quickly connected to the bus duct through a snap-in mechanism, and can operate the step-by-step power taking mechanism to take power from the bus duct. It can safely distribute the obtained power to electrical equipment and effectively control the power extraction and output process, thus providing a safe and efficient power distribution system for PDU and other equipment.

Although the present invention has been disclosed through the above embodiments, the protection scope of the present invention is not limited thereto. Without departing from the concept of the present invention, any modifications, substitutions, etc. made to the above components will fall within the scope of the present invention. within the scope of the claims.

Claims (17)

1. A removable integrated power distribution system, the system comprising:

the sectional bus duct (10) comprises a plurality of sections of bus ducts (11), and the sectional bus duct (10) is electrically connected with a bus duct electric connector (20), a step-by-step power taking device (30) and power distribution equipment respectively;

A plurality of bus duct electrical connectors (20) that connect the plurality of bus ducts (11) as one body;

the step-by-step power taking device (30) is inserted on the bus duct (11), the step-by-step power taking device (30) is provided with a main box body (31), a clamping mechanism (32), a step-by-step power taking mechanism (33) and a control mechanism (34), the step-by-step power taking device is clamped with the bus duct (11) through the clamping mechanism (32) and is connected with the bus duct (11) through the step-by-step power taking mechanism (33) to take power, the step-by-step power taking device (30) is electrically connected with PDU equipment through a plurality of power supply sockets (41) or industrial electric connectors (42) for power supply output, and

the system connects and conducts the multi-section bus duct (11) detachably, and a step-by-step electricity taking device (30) capable of taking electricity step by step and used for safety control is integrated on the bus duct (11).

2. The detachable integrated power distribution system according to claim 1, wherein each section of bus duct (11) of the sectional bus duct (10) is provided with a duct body (111) with two ends and an open bottom, protruding edges (1111) for connecting the clamping mechanism (32) are arranged on the outer side of the duct body (111) along the length direction, a plurality of insulating jackets (112) are arranged in the duct body (111) at intervals along the width direction, each insulating jacket (112) is internally provided with a first conductive plate (113), a plurality of first conductive plates (113) are arranged into a first conductive plate group (113A), two ends of each first conductive plate (113) extend out from two ends of the insulating jackets (112), and end covers (114) connected with the bus duct electric connectors (20) are respectively arranged at the ends of each section of bus duct (11).

3. The detachable integrated power distribution system according to claim 2, wherein the tank body (111) is made of an aluminum alloy material, the insulating sheath (112) is made of a fireproof and flame-retardant insulating material, and the first conductive plate (113) is a copper bar.

4. The detachable integrated power distribution system according to claim 2, wherein the bus duct electric connector (20) is provided with a plurality of insulating partition boards (21), the plurality of insulating partition boards (21) are arranged at intervals along the width direction of the bus duct electric connector (20), each pair of adjacent insulating partition boards (21) is provided with a second conductive board (22), a plurality of second conductive boards (22) are arranged into a second conductive board group (22A), gaps between the adjacent second conductive boards (22) correspond to the thickness of the first conductive board (113), metal elastic sheets (23) are respectively arranged in the middle of each pair of adjacent second conductive boards (22), the metal elastic sheets (23) are respectively connected with the second conductive boards (22) positioned at two sides of the metal elastic sheets, a protective shell (24) which is buckled up and down is arranged at the outer part of each bus duct electric connector (20), and the plurality of insulating partition boards (21), the plurality of second conductive boards (22) and the metal elastic sheets (23) are connected into a whole through a screw (25) penetrating through the center of the metal elastic sheets and a nut (26) connected to the end of the screw.

5. The removably integrated power distribution system of claim 4, wherein said protective housing (24) comprises an upper shell (241) and a lower shell (242), said upper shell (241) and lower shell (242) being screwed at both side edges.

6. The detachable integrated power distribution system according to claim 4, wherein the insulating partition plates (21) are made of heat-resistant, corrosion-resistant and aging-resistant insulating materials, the insulating partition plates (21) positioned at two ends of the bus duct electric connector are flat plates, screw holes (214) are formed in the centers of the insulating partition plates, rectangular concave-down parts (211) for accommodating the second conductive plates (22) are respectively formed at two sides of each insulating partition plate (21) positioned between the insulating partition plates at two ends, a first connecting protrusion (212) with a connecting hole is formed in the center of one rectangular concave-down part, and a second connecting protrusion (213) with a hole for accommodating the first connecting protrusion (212) at the opposite side is formed in the center of the other rectangular concave-down part.

7. The detachable integrated power distribution system according to claim 4, wherein the metal spring plate (23) comprises a connecting portion (231) and an elastic supporting portion (232), wherein the connecting portion (231) is rectangular, a connecting hole (2311) matched with the shape of the first connecting protrusion (212) is formed in the connecting portion, the elastic supporting portion (232) comprises two arc-shaped supporting feet (2321) located on the outer side of the connecting portion (231), two ends of the two supporting feet (2321) extend outwards beyond the connecting portion (231), and the end portions of the two supporting feet are provided with second conductive plates (22) which are reversely bent and pass through the end portions of the second conductive plates to be contacted with the second conductive plates.

8. The detachable integrated power distribution system according to any one of claims 4 or 6, wherein two second conductive plates (22) and metal spring plates (23) between adjacent insulating spacers (21) are sleeved on a first connection protrusion (212) on one side of the insulating spacer (21), and the first connection protrusion (212) is inserted into an inner hole of a second connection protrusion (213) of the insulating spacer on the opposite side of the first connection protrusion, so that the insulating spacers (21), the second conductive plates (22), and the metal spring plates (23) are sequentially connected.

9. The detachable integrated power distribution system according to claim 1, wherein the step-by-step power taking mechanism (33) and the control mechanism (34) are arranged in a main box body (31) of the step-by-step power taking device (30), a concealed power socket (41) connected with the PDU equipment is arranged on a front panel of the main box body (31), the concealed power socket is hidden at the rear side of an openable outer cover (311), a window (312) for extending out of the upper end of the step-by-step power taking mechanism (33) is arranged at the top of the main box body (31), and a hole for extending out of an operating handle of the step-by-step power taking mechanism (33) is arranged on the side surface of the main box body (31).

10. The detachable integrated power distribution system according to claim 1, wherein the clamping mechanism (32) of the step-by-step power taking device is provided with two clamping boxes (321), the two clamping boxes (321) are symmetrically fixed at the upper ends of two sides of the main box body (31), a first clamping jaw groove (3211), a second clamping jaw groove (3212) and a spring groove (3213) are symmetrically arranged in the clamping boxes (321), a telescopic first clamping jaw (322) and a telescopic second clamping jaw (323) are symmetrically arranged on two sides of the clamping boxes (321) along the width direction, the first clamping jaw (322) and the second clamping jaw (323) are respectively connected with a first reset spring (324), first limiting protrusions (3221, 3231) are respectively arranged on the first clamping jaw (322) and the second clamping jaw (323), a first opening and closing claw (325) and a second clamping claw (326) capable of transversely moving are symmetrically arranged on the lower part of the clamping boxes (321), a first opening and closing guide groove (32327) and a second opening and closing guide groove (32327) are respectively arranged on the first clamping jaw (321) and the second clamping jaw (323), and the first clamping jaw (32327) are respectively matched with the first limiting protrusions (3271) and the second clamping jaw (3271) to be vertically matched with the limiting protrusions (3271).

11. The integrated power distribution system as claimed in claim 10, wherein the first and second jaws (322, 323) are respectively disposed in the first and second jaw grooves (3211, 3212) in the two clamping boxes (321), the first return spring (324) is disposed in the spring groove (3213), the first and second jaws (322, 323) are formed with longitudinal protrusions (3222, 3232) and first lateral protrusions (3223, 3233) in the form of right angle turning at one end, the longitudinal protrusions (3222, 3232) are respectively inserted into the first and second guide grooves (3251, 3261) in the first and second clamping boxes (321), the lengths of the first and second guide grooves (3251, 3261) are greater than the lengths of the longitudinal protrusions (3222, 3232) of the first and second jaws, so that the longitudinal protrusions (322, 3232) can move between the first and second guide grooves (3251 ) and the first and second guide grooves (3261) at the two ends of the first and second jaws (3233, 322) and the first and second guide grooves (3233) at the two ends of the first and second jaws (323, 3232) and the first and the second guide grooves (3233) at the two ends of the first and 32322, 322 and the second guide grooves (3233) at the two ends of the two clamping boxes (322 and 322, the end parts of the two clamping arms are provided with inwards turned clamping hooks (3224 and 3234), and the first limiting protrusions (3221 and 3231) are arranged on the clamping jaw arms.

12. The detachable integrated power distribution system according to claim 11, wherein the first jaw opening and closing key (325) and the second jaw opening and closing key (326) are symmetrically arranged in notches on two sides of the lower portion of the clamping box (321), the middle is separated by a partition plate (3242), a second return spring (328) is arranged in a spring hole (3243) on the partition plate, two ends of the second return spring (328) are respectively connected with the first jaw opening and closing key (325) and the second jaw opening and closing key (326), when the first jaw opening and closing key (325) and the second jaw opening and closing key (326) are pushed inwards, the first jaw (322) and the second jaw (323) are opened outwards, the first jaw (322) and the second jaw (323) are placed on a convex edge (1111) of the bus duct, the first jaw opening and closing key (326) are released, and the hooks (3224 and 3234) can be locked on the convex edge (1111).

13. The detachable integrated power distribution system according to claim 2, wherein the step power taking mechanism (33) of the step power taking device is disposed at an upper portion of one side of the main housing (31), and comprises a power taking portion (331) for connecting with the bus duct and an operating portion (332) for performing power taking operation.

14. The detachable integrated power distribution system according to claim 13, wherein the power taking part (331) is provided with an electric connection board group (331A) corresponding to the first conductive board group (113A) in the bus duct, each electric connection board (3311) of the electric connection board group (331A) is connected to a plurality of insulators (3312), the upper ends of the electric connection boards extend out of the main box (31), the electric connection board group (331A) and the insulators (3312) are provided with a fixing base (3313), and the fixing base is fixed on a bracket (3315) connected with the main box.

15. The detachable integrated power distribution system according to claim 13, wherein the operation portion (332) is connected to the lower side of the electricity taking portion (331), and is provided with a link mechanism (3321) for driving the electricity taking portion to move up and down, the link mechanism (3321) is connected to a connection base (3322) fixed to the side wall of the main box, an input end of the link mechanism (3321) is connected to an operation handle (3323), a main body of the operation handle (3323) extends to the outside of the main box (31), an output end of the link mechanism (3321) is connected to a vertical lifting rod (3324), an upper end of the lifting rod (3324) is fixed to the support (3315), two guide posts (3325) are fixed to the support (3315), the two guide posts (3325) are moved up and down along the two guide posts (3325) under the action of the lifting rod (3324) so that the electric connection board (331) is disconnected from the first electric connection board (331) or the first electric connection bus duct (113).

16. The integrated power distribution system of claim 14, wherein the linkage mechanism (3321) comprises a driving link (33211) and two pairs of driven links (33212, 33213), wherein the driving link (33211) has three arms, a first arm (33211A) of which is hinged to the operating handle (3323) and rotates about a first pin (33214) fixed to a side wall of the connecting base (3322), a second arm (33211B) is disposed in a limit slot (33221) at the top of the connecting base, an end of the third arm (33211C) is hinged to two pairs of driven links (33212, 33213) through a second pin (33215), one end of the driven link (33212) is hinged to the third pin (33216), the other end of the driven link (33213) is hinged to a lifting lever (3324) of the operating portion, and when the operating handle (3323) is pressed or lifted, the linkage mechanism (3321) pushes the lifting lever (3324) to move up and down, so that the end of the third arm (33211C) is hinged to the driven by the second pin (33215) to one end of the driven links (33212).

17. The detachable integrated power distribution system according to claim 13, wherein the control mechanism (34) of the step-by-step power taking device comprises a control unit (341), a power taking unit (342), an output unit (343) and a monitoring module (344), wherein the monitoring module (344) is integrated with a switching power supply (3441), a current collecting unit (3442), a voltage collecting unit (3443), a monitoring unit (3444), a communication interface unit (3445) and a display screen (3446), the control unit (341) is a circuit breaker, the power taking unit (342) and the output unit (343) are connected, the power taking unit (342) is electrically connected with a power taking part (331) of the step-by-step power taking mechanism, the output unit (343) is electrically connected with the power socket (41) or the industrial electric connector (42), the switching power supply (3441) is connected between the power taking unit (342) and the control unit (341), the current collecting unit (3442) and the voltage collecting unit (3443) are connected between the control unit (341) and the output unit (3443), the current collecting unit (3442) and the voltage collecting unit (3443) are connected with the power taking part (3442) and the voltage collecting part (3443) respectively, the monitoring unit (3444) is a singlechip, and is respectively connected with the switching power supply (3441), the communication interface unit (3445) and the display screen (3446).