CN211958262U - Double-incoming-line integrated skid-mounted power distribution device - Google Patents
Double-incoming-line integrated skid-mounted power distribution device Download PDFInfo
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- CN211958262U CN211958262U CN202020852659.0U CN202020852659U CN211958262U CN 211958262 U CN211958262 U CN 211958262U CN 202020852659 U CN202020852659 U CN 202020852659U CN 211958262 U CN211958262 U CN 211958262U
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- 238000009434 installation Methods 0.000 abstract description 8
- 230000009977 dual effect Effects 0.000 abstract description 6
- 230000010354 integration Effects 0.000 abstract description 3
- 239000004020 conductor Substances 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 230000007175 bidirectional communication Effects 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
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- 239000012212 insulator Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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Abstract
The utility model relates to a reply distribution device and reform transform technical field, a two inlet wire integration sled dress distribution device, it includes the cabinet body, first inlet wire, the second inlet wire and be qualified for the next round of competitions, the bottom of the cabinet body is provided with first incoming line, second incoming line and outlet, be connected with first current transformer after first inlet line corresponding is passed to first inlet wire, be connected with first arrester on first current transformer's the input respectively, first electrified display device, first fuse and first voltage transformer series connection, first current transformer's output is connected with first circuit breaker and first isolator etc.. The utility model has the advantages of reasonable and compact structure, convenient to use for dual supply inlet wire, 800kVA to 2500kVA transformer power supply system's oil field terminal 10kV or 6kV electric substation, the cabinet body occupation space that can effectively solve the existence at present is big, the on-the-spot installation and debugging work load is many and the higher problem of engineering cost.
Description
Technical Field
The utility model relates to a distribution device reforms transform technical field, is a two inlet wire integration sled dress distribution device.
Background
At present, for a power supply system of an oil field terminal 10kV substation for a dual-power incoming line and a 800kVA to 2500kVA transformer, a switch device is usually assembled and installed in a multi-surface cabinet body mode, at least 2 power incoming line switch cabinets and 1 transformer outgoing line switch cabinet are needed, the defects of large cabinet body occupation space, large field installation and debugging workload and the like exist, and the engineering cost is high.
Disclosure of Invention
The utility model provides a two inlet wire integration sled dress distribution device has overcome above-mentioned prior art not enough, and it can effectively solve current distribution device and have that occupation space is big, on-the-spot installation and debugging is complicated, leads to the problem that work efficiency is low.
The technical scheme of the utility model is realized through following measure: a double-incoming-line integrated skid-mounted power distribution device comprises a cabinet body, a first incoming line, a second incoming line and an outgoing line, wherein a first incoming line port, a second incoming line port and an outgoing line port are formed in the bottom of the cabinet body;
a second current transformer is connected with a second incoming line after the second incoming line penetrates through a corresponding second incoming line port, a second lightning arrester, a second electrified display device, a second fuse and a second voltage transformer are connected to the input end of the second current transformer respectively, the second fuse is connected with the second voltage transformer in series, a second circuit breaker and a second isolating switch are connected to the output end of the second current transformer in series, the second circuit breaker is connected with the second isolating switch in series, the first isolating switch and the second isolating switch are both connected with one end of an outgoing line, and the other end of the outgoing line penetrates through a line outlet and is connected to the outside of the cabinet body;
the first isolating switch and the second isolating switch are fixedly connected with the isolating switch operating mechanism through driving connecting rods respectively, an operating handle of the isolating switch operating mechanism is located in front of the cabinet body, an instrument room is arranged on the upper portion of the front of the cabinet body, an electric energy meter is installed in the instrument room, a multifunctional state indicator and a measurement and control protection and automatic standby switching device are embedded in the instrument room, and an observation window used for monitoring the working state of the electric energy meter is installed on the instrument room.
The following are further optimization or/and improvement of the technical scheme of the utility model:
a first busbar and a second busbar are further arranged in the cabinet body, primary sides of a first isolating switch, a first lightning arrester and a first voltage transformer are respectively connected with the first busbar, primary sides of a second isolating switch, a second lightning arrester and a second voltage transformer are respectively connected with the second busbar, a first circuit breaker is connected with the first isolating switch through the first busbar, and a second circuit breaker is connected with the second isolating switch through the second busbar; the secondary sides of the first voltage transformer, the first isolating switch, the first breaker, the first current transformer, the second voltage transformer, the second isolating switch, the second breaker and the second current transformer are all connected to the measurement and control protection and spare power automatic switching device through wires.
The first inlet wire, the second inlet wire and the outlet wire which are exposed in the cabinet body are sleeved with the same-color heat shrinkable sleeves.
The instrument room is also internally provided with a wireless communication module which is in two-way communication with the background control center or the mobile phone through a wireless network.
The automatic switching device also comprises a standby power supply which is respectively connected with the measurement and control protection and standby automatic switching device and the multifunctional state indicator.
The utility model has the advantages of reasonable and compact structure, convenient to use for dual supply inlet wire, 800kVA to 2500kVA transformer power supply system's oil field terminal 10kV or 6kV electric substation, the cabinet body occupation space that can effectively solve the existence at present is big, the on-the-spot installation and debugging work load is many and the higher problem of engineering cost. The utility model discloses install in indoor or outdoor simple and easy room, solved the power supply demand that transformer terminal adopted dual supply, can reduce electrical equipment for the room and on-the-spot installation and debugging work load again by a wide margin, realize supplying power fast. The utility model discloses can satisfy terminal substation's dual supply inlet wire, realize protection functions such as the electric current quick-break of 800 to 2500kVA transformer, overload, low pressure side single-phase ground (report an emergency or remove the trouble).
Drawings
Fig. 1 is a schematic structural view of the preferred embodiment of the present invention.
Fig. 2 is a circuit wiring diagram of the present invention.
The codes in the figures are respectively: the intelligent cabinet is characterized in that 1 is a cabinet body, 2 is a first incoming line, 3 is a second incoming line, 4 is an outgoing line, 5 is a first incoming line, 6 is an outgoing line, 7 is a first electrified display device, 8 is a second electrified display device, 9 is a driving connecting rod, 10 is an isolating switch operating mechanism, 11 is an operating handle, 12 is an instrument room, 13 is an observation window, 14 is a first busbar, 15 is a phase color heat shrinkable sleeve, TA1 is a first current transformer, F1 is a first lightning arrester, FU1 is a first fuse, PT1 is a first voltage transformer, QF1 is a first circuit breaker, QS1 is a first isolating switch, TA2 second current transformer, F2 is a second lightning arrester, FU2 is a second fuse, PT2 is a second voltage transformer, QF2 is a second circuit breaker, QS2 is a second isolating switch, C is a protection capacitor, and L is an indicator light.
Detailed Description
The utility model discloses do not receive the restriction of following embodiment, can be according to the utility model discloses a technical scheme and actual conditions determine concrete implementation.
In the present invention, for convenience of description, the description of the relative position relationship of the components is described according to the layout mode of the attached drawing 1 in the specification, such as: the positional relationship of front, rear, upper, lower, left, right, etc. is determined in accordance with the layout direction of the drawings of the specification.
The invention will be further described with reference to the following examples and drawings:
as shown in fig. 1 and 2, the double-incoming-line integrated skid-mounted power distribution device comprises a cabinet body 1, a first incoming line 2, a second incoming line 3 and an outgoing line 4, wherein a first incoming line port 5, a second incoming line port and an outgoing line port 6 are arranged at the bottom of the cabinet body 1, the first incoming line 2 is connected with a first current transformer TA1 after passing through the corresponding first incoming line port 5, an input end of the first current transformer TA1 is respectively connected with a first lightning arrester F1, a first live display device 7, a first fuse FU1 and a first voltage transformer 1, the first fuse FU1 is connected with the first voltage transformer PT1 in series, an output end of the first current transformer TA1 is connected with a first circuit breaker QF1 and a first isolating switch QS1, and the first circuit breaker QF1 is connected with a first isolating switch QS1 in series;
the second incoming line 3 is connected with a second current transformer TA2 after passing through a corresponding second incoming line port, the input end of the second current transformer TA2 is connected with a second lightning arrester F2, a second electrified display device 8, a second fuse FU2 and a second voltage transformer PT2 respectively, the second fuse FU2 is connected with a second voltage transformer PT2 in series, the output end of the second current transformer TA2 is connected with a second circuit breaker QF2 and a second isolating switch QS2, the second circuit breaker QF2 is connected with a second isolating switch QS2 in series, the first isolating switch QS1 and the second isolating switch QS2 are both connected with one end of the outgoing line 4, and the other end of the outgoing line 4 passes through the outgoing line port 6 and is connected to the outside of the cabinet 1;
the first isolating switch QS1 and the second isolating switch QS2 are fixedly connected with an isolating switch operating mechanism 10 through a driving connecting rod 9 respectively, an operating handle 11 of the isolating switch operating mechanism 10 is located in front of the cabinet body 1, an instrument room 12 is arranged on the upper portion of the front of the cabinet body 1, an electric energy meter is installed in the instrument room 12, a multifunctional state indicator and a measurement and control protection and automatic spare power switching device are embedded in the instrument room 12, and an observation window 13 used for monitoring the working state of the electric energy meter is installed on the instrument room 12.
The first breaker QF1 and the second breaker QF2 both adopt permanent magnet vacuum breakers. The front part in the cabinet body 1 is provided with an isolating switch operating mechanism 10, a current transformer, a permanent magnet vacuum circuit breaker and a lightning arrester from top to bottom in sequence, electrical elements connected on the first incoming wire 2 and the second incoming wire 3 are distributed in the cabinet body 1 in a bilateral symmetry mode, the lower ports of the first circuit breaker QF1 and the second circuit breaker QF2 are connected through copper bus bars, and 2 incoming wires and 1 outgoing wire in the cabinet body 1 are cables. The first live display device 7 and the second live display device 8 each include an indicator lamp L and a protection capacitor C connected in series with the indicator lamp L for displaying the live state of the line.
The utility model discloses a cabinet body is metal enclosed construction, and the protection level is IP4X, can prevent effectively that the foreign matter from causing short-circuit fault in getting into the cabinet to can prevent that the human body from bumping electrified body and moving part by mistake. No form of alternating, opposing ground insulating partition is employed within the cabinet. The air insulation distance all is greater than 125mm, adopts great creepage distance's support insulator and sleeve pipe in the cabinet, makes the utility model discloses have higher dielectric strength and stability, still install electrical component such as main switch, earthing switch in the cabinet. The main switch can be fixedly installed at a position close to the ground, a large overhauling space is provided, and an overhauling person can conveniently stand on the ground to carry out detection and maintenance on the main switch. The first isolating switch QS1 and the second isolating switch QS2 both adopt rotary isolating switches, and when the rotary isolating switches are in an open position, a rotary conductor is grounded, namely, a metal partition (namely two ground interfaces) is formed between a charged body (such as a main bus) and an isolated conductor (such as a circuit breaker), and at the moment, the charged body can only discharge between phases and opposite grounds without affecting the isolated conductor, so that the safety of maintenance personnel is ensured. The grounding end of the cable can be 800mm away from the ground, a large space is reserved for cable installation, the cable head is convenient to manufacture and detect, and a metal sealing plate is arranged between a cable chamber and a cable trench to prevent moist gas and small animals from entering the cabinet through the cable trench. The interlocking mechanisms among the main switch, the isolating switch, the grounding switch and the cabinet door adopt a forced mechanical locking mode. Accords with the function of five prevention, has simple structure and reliable action.
During actual connection, the electric energy meter is connected with secondary contacts of the first current transformer TA1, the first voltage transformer PT1, the second current transformer TA2 and the second voltage transformer PT2 through leads, and electric energy metering is achieved. The multifunctional state indicator is respectively connected with secondary contacts of a first circuit breaker QF1, a first isolating switch QS1, a first current transformer TA1, a first voltage transformer PT1, a second circuit breaker QF2, a second isolating switch QS2, a second current transformer TA2 and a second voltage transformer PT2 through leads, primary wiring simulation, circuit breaker position, isolating switch and high-voltage live indication, high-voltage live locking and other multifunctional state indication are achieved, and the multifunctional state indicator is convenient for workers to check. The measurement and control protection and automatic backup power switching device is a known technology in the prior art, and is mainly used for collecting electrical parameters such as voltage and current and switching value and realizing the automatic backup power switching function of a power supply line.
The utility model discloses install in indoor or outdoor simple and easy room, solved the power supply demand that transformer terminal adopted dual supply, can reduce electrical equipment for the room and on-the-spot installation and debugging work load again by a wide margin, realize supplying power fast. The utility model discloses can satisfy terminal substation's dual supply inlet wire, realize protection functions such as the electric current quick-break of 800 to 2500kVA transformer, overload, low pressure side single-phase ground (report an emergency or remove the trouble).
The double-inlet-wire integrated skid-mounted power distribution device can be further optimized or/and improved according to actual needs:
as shown in fig. 1 and 2, a first busbar 14 and a second busbar are further disposed in the cabinet 1, primary sides of a first isolating switch QS1, a first lightning arrester F1 and a first voltage transformer PT1 are respectively connected to the first busbar 14, primary sides of a second isolating switch QS2, a second lightning arrester F2 and a second voltage transformer PT2 are respectively connected to the second busbar, a first breaker QF1 is connected to the first isolating switch QS1 through the first busbar 14, and a second breaker QF2 is connected to a second isolating switch QS2 through the second busbar; the secondary sides of the first voltage transformer PT1, the first isolating switch QS1, the first breaker QF1, the first current transformer TA1, the second voltage transformer PT2, the second isolating switch QS2, the second breaker QF2 and the second current transformer TA2 are all connected to the measurement and control protection and automatic backup power switching device through leads.
During actual installation, after a 10kV dual-power cable inlet wire is led into the cabinet body 1, the 10kV dual-power cable inlet wire is firstly connected with the first circuit breaker QF1 and the second circuit breaker QF2, then the first isolating switch QS1 and the second isolating switch QS2 are respectively connected with the first circuit breaker QF1 and the second circuit breaker QF2, the first voltage transformer PT1 is connected on the first busbar 14 in the cabinet body 1, the second voltage transformer PT2 is connected on the second busbar in the cabinet body 1, the first lightning arrester F1 and the second lightning arrester F2 are installed at the first inlet wire 2 and the second inlet wire 3 in the cabinet body 1, and the first inlet wire 2 and the second inlet wire 3 are both provided with a live display.
As shown in the attached drawing 1, the first incoming line 2, the second incoming line 3 and the outgoing line 4 exposed in the cabinet body 1 are all sleeved with a color heat shrinkable sleeve 15.
As shown in fig. 1, a wireless communication module is further disposed in the instrument room 12, and the wireless communication module is in bidirectional communication with the background control center or the mobile phone through a wireless network.
The wireless communication module supports GPRS/GSM service, can perform bidirectional communication with a background control center through a wireless network, can also perform communication through a GSM mobile phone, and can send operation information or fault information to a specified mobile phone at any time.
According to the needs, still include stand-by power supply, stand-by power supply is connected with observing and controling protection and spare power automatic switching device, multi-functional status indicator respectively.
When power is cut off or the power supply is unstable, the standby power supply can be started, and the electric operation and protection control functions are realized.
Above technical feature constitutes the utility model discloses a best embodiment, it has stronger adaptability and best implementation effect, can increase and decrease unnecessary technical feature according to actual need, satisfies the demand of different situation.
Claims (9)
1. A double-incoming-line integrated skid-mounted power distribution device is characterized by comprising a cabinet body, a first incoming line, a second incoming line and an outgoing line, wherein a first incoming line port, a second incoming line port and an outgoing line port are formed in the bottom of the cabinet body; a second current transformer is connected with a second incoming line after the second incoming line penetrates through a corresponding second incoming line port, a second lightning arrester, a second electrified display device, a second fuse and a second voltage transformer are connected to the input end of the second current transformer respectively, the second fuse is connected with the second voltage transformer in series, a second circuit breaker and a second isolating switch are connected to the output end of the second current transformer in series, the second circuit breaker is connected with the second isolating switch in series, the first isolating switch and the second isolating switch are both connected with one end of an outgoing line, and the other end of the outgoing line penetrates through a line outlet and is connected to the outside of the cabinet body; the first isolating switch and the second isolating switch are fixedly connected with the isolating switch operating mechanism through driving connecting rods respectively, an operating handle of the isolating switch operating mechanism is located in front of the cabinet body, an instrument room is arranged on the upper portion of the front of the cabinet body, an electric energy meter is installed in the instrument room, a multifunctional state indicator and a measurement and control protection and automatic standby switching device are embedded in the instrument room, and an observation window used for monitoring the working state of the electric energy meter is installed on the instrument room.
2. The double-incoming-line integrated skid-mounted power distribution device according to claim 1, wherein a first busbar and a second busbar are further arranged in the cabinet body, primary sides of the first isolating switch, the first lightning arrester and the first voltage transformer are respectively connected with the first busbar, primary sides of the second isolating switch, the second lightning arrester and the second voltage transformer are respectively connected with the second busbar, the first breaker is connected with the first isolating switch through the first busbar, and the second breaker is connected with the second isolating switch through the second busbar; the secondary sides of the first voltage transformer, the first isolating switch, the first breaker, the first current transformer, the second voltage transformer, the second isolating switch, the second breaker and the second current transformer are all connected to the measurement and control protection and spare power automatic switching device through wires.
3. The double-inlet integrated skid-mounted power distribution device as claimed in claim 1 or 2, wherein the first inlet wire, the second inlet wire and the outlet wire exposed in the cabinet body are sleeved with color heat shrinkable sleeves.
4. The double-inlet-line integrated skid-mounted power distribution device as claimed in claim 1 or 2, wherein a wireless communication module is further arranged in the instrument room, and the wireless communication module is in two-way communication with a background control center or a mobile phone through a wireless network.
5. The double-inlet-line integrated skid-mounted power distribution device as claimed in claim 3, wherein the safety indication mark comprises a safety outlet, a task pattern and an indication arrow, and the safety outlet, the task pattern and the indication arrow are sequentially arranged and distributed on the curtain from left to right.
6. The double-inlet-line integrated skid-mounted power distribution device as claimed in claim 1 or 2, further comprising a standby power supply, wherein the standby power supply is respectively connected with the measurement and control protection and standby power automatic switching device and the multifunctional state indicator.
7. The double-inlet-wire integrated skid-mounted power distribution device as claimed in claim 3, further comprising a standby power supply, wherein the standby power supply is respectively connected with the measurement and control protection and standby power automatic switching device and the multifunctional state indicator.
8. The double-inlet-wire integrated skid-mounted power distribution device of claim 4, further comprising a standby power supply, wherein the standby power supply is respectively connected with the measurement and control protection and standby power automatic switching device and the multifunctional state indicator.
9. The double-inlet-wire integrated skid-mounted power distribution device of claim 5, further comprising a standby power supply, wherein the standby power supply is respectively connected with the measurement and control protection and standby power automatic switching device and the multifunctional state indicator.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020852659.0U CN211958262U (en) | 2020-05-20 | 2020-05-20 | Double-incoming-line integrated skid-mounted power distribution device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020852659.0U CN211958262U (en) | 2020-05-20 | 2020-05-20 | Double-incoming-line integrated skid-mounted power distribution device |
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| CN211958262U true CN211958262U (en) | 2020-11-17 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118412749A (en) * | 2024-04-26 | 2024-07-30 | 湖北泰盟电气有限公司 | Integrated intelligent high-voltage power distribution device |
| CN118487126A (en) * | 2024-07-11 | 2024-08-13 | 西电宝鸡电气有限公司 | High-voltage switch equipment for new energy |
-
2020
- 2020-05-20 CN CN202020852659.0U patent/CN211958262U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118412749A (en) * | 2024-04-26 | 2024-07-30 | 湖北泰盟电气有限公司 | Integrated intelligent high-voltage power distribution device |
| CN118487126A (en) * | 2024-07-11 | 2024-08-13 | 西电宝鸡电气有限公司 | High-voltage switch equipment for new energy |
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