CN113241624A - Connecting structure for distribution box and mounting method - Google Patents
Connecting structure for distribution box and mounting method Download PDFInfo
- Publication number
- CN113241624A CN113241624A CN202110721770.5A CN202110721770A CN113241624A CN 113241624 A CN113241624 A CN 113241624A CN 202110721770 A CN202110721770 A CN 202110721770A CN 113241624 A CN113241624 A CN 113241624A
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- connecting hole
- frame body
- boss
- cabinet
- distribution box
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- 238000000034 method Methods 0.000 title claims description 15
- 239000000463 material Substances 0.000 claims abstract description 14
- 230000000149 penetrating effect Effects 0.000 claims description 7
- 239000007787 solid Substances 0.000 claims 1
- 230000002265 prevention Effects 0.000 abstract description 2
- 238000007789 sealing Methods 0.000 description 15
- 238000005507 spraying Methods 0.000 description 10
- 239000000843 powder Substances 0.000 description 8
- 239000007789 gas Substances 0.000 description 7
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 6
- 238000001514 detection method Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 229920000297 Rayon Polymers 0.000 description 4
- 239000007921 spray Substances 0.000 description 4
- 239000003822 epoxy resin Substances 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- 229920000647 polyepoxide Polymers 0.000 description 3
- 230000006378 damage Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000011241 protective layer Substances 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000007590 electrostatic spraying Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 230000003014 reinforcing effect Effects 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/46—Boxes; Parts thereof or accessories therefor
- H02B1/48—Mounting of devices therein
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/28—Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
- H02B1/38—Hinged covers or doors
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Patch Boards (AREA)
Abstract
The invention relates to the technical field of distribution boxes, in particular to a connecting structure for a distribution box, which comprises: the frame body is L-shaped and is positioned in the cabinet body, and the left end of the horizontal section of the frame body is fixedly connected with the left side wall surface of the cabinet body; the boss is semi-cylindrical and is positioned above the horizontal section of the frame body, and the plane of the boss is fixedly connected with the left side wall surface of the cabinet body; the seal is made of a water-swellable material and is positioned above the vertical section of the frame body, and the seal is clamped with the vertical section of the frame body; and the flange is a cuboid and is provided with a concave surface, the flange is positioned between the boss and the seal, and the concave surface of the flange is embedded with the boss. The invention optimizes the connecting structure of the cabinet body and the cabinet door to improve the rainwater leakage prevention performance, and solves the technical problem that rainwater cannot be prevented from entering the distribution box in the prior art.
Description
Technical Field
The invention relates to the technical field of distribution boxes, in particular to a connecting structure for a distribution box and an installation method.
Background
The distribution box is the final-stage equipment of a power distribution system, has the characteristics of small volume, simplicity and convenience in installation, high space utilization rate and the like, and is a control center for reasonably distributing electric energy for various components in a power supply line. The distribution box is widely applied to distribution of electric energy, opening and closing of circuits and visual display of the conduction state of the circuits. At present, the block terminal of mainstream all includes the cabinet body and cabinet door almost, and the internal portion of cabinet is cavity and lateral part opening, and the cabinet door articulates on the cabinet body, and the cabinet door can close the opening part of the cabinet body, directly articulates the cabinet door on the cabinet body through the articulated shaft like this, makes the articulated shaft not hard up or break away from easily, influences the stability of whole block terminal.
In view of this, the chinese patent discloses a connection mechanism between a cabinet door and a cabinet body in a power distribution cabinet, the power distribution cabinet includes a cabinet body and a cabinet door, the cabinet body is internally provided with a cavity and has an opening at a side portion, and the cabinet door is located at the opening of the cabinet body; the method comprises the following steps: the cabinet body is provided with a first through connecting hole, the edge of the cabinet door is provided with a second through connecting hole which vertically penetrates, the first connecting hole is opposite to the second connecting hole, and the hinge shaft is arranged at the first connecting hole and the second connecting hole in a penetrating manner; a third connecting hole which penetrates through the cabinet door along the transverse direction is formed in the cabinet door, the third connecting hole is communicated with the second connecting hole, the positioning rod is connected to the third connecting hole in a tight fit mode, and the inner end of the positioning rod is connected with the hinge shaft; the side part of the connecting cylinder is provided with a connecting gap extending from the upper end to the lower end, the edge of the cabinet door is connected at the connecting gap in a tight fit manner, and an inner cavity of the connecting cylinder forms a connecting hole II; the locating lever is connected with the connecting hole of the cabinet door through three threads, the side part of the articulated shaft is provided with a concave locating hole, and the inner end of the locating lever is embedded in the locating hole.
In the technical scheme, the hinge shaft is arranged on the cabinet body and the cabinet door in a penetrating manner, the positioning rod arranged in the connecting hole III in a penetrating manner is fixedly connected with the cabinet body and the hinge shaft at the same time, and the hinge shaft and the cabinet door are stably positioned together; simultaneously, because the both ends of articulated shaft all stably stretch out the cabinet door, finally articulate the cabinet door on the cabinet body through the both ends of articulated shaft. However, the hinge shaft penetrates through the first connecting hole and the second connecting hole, and gaps exist between the hinge shaft and the first connecting hole and between the hinge shaft and the second connecting hole to the greatest extent, so that rainwater can enter the distribution box in rainy days.
Disclosure of Invention
The invention provides a connecting structure and an installation method for a distribution box, and solves the technical problem that rainwater cannot be prevented from entering the distribution box in the prior art.
The basic scheme provided by the invention is as follows: the connecting structure for the distribution box comprises a hinged shaft and a positioning rod, and is applied to the distribution box comprising a cabinet body and a cabinet door, wherein the cabinet body is internally provided with a cavity, the upper part of the cabinet body is provided with an opening, and the cabinet door is positioned at the opening of the cabinet body; the cabinet body is provided with a first through connecting hole, the edge of the cabinet door is provided with a second through connecting hole which is longitudinally through, the first connecting hole is opposite to the second connecting hole, the hinge shaft is arranged at the first connecting hole and the second connecting hole in a penetrating manner, the cabinet door is provided with a third through connecting hole which is transversely through, the third connecting hole is communicated with the second connecting hole, the positioning rod is connected at the third connecting hole in a tight fit manner, and the inner end of the positioning rod is connected with the hinge shaft; it is characterized by also comprising:
the frame body is L-shaped and is positioned in the cabinet body, and the left end of the horizontal section of the frame body is fixedly connected with the left side wall surface of the cabinet body;
the boss is semi-cylindrical and is positioned above the horizontal section of the frame body, and the plane of the boss is fixedly connected with the left side wall surface of the cabinet body;
the seal is made of a water-swellable material and is positioned above the vertical section of the frame body, and the seal is clamped with the vertical section of the frame body;
and the flange is a cuboid and is provided with a concave surface, the flange is positioned between the boss and the seal, and the concave surface of the flange is embedded with the boss.
The working principle and the advantages of the invention are as follows:
(1) because the seal is made of a water-swelling material, if rainwater enters the inside of the distribution box along a gap between the first connecting hole and the second connecting hole which are penetrated through by the hinge shaft, part of the rainwater can be absorbed by the seal; the strip of paper used for sealing absorbs and expands gradually behind the rainwater, and the volume also increases gradually for the strip of paper used for sealing can closely laminate with the cabinet door, prevents the rainwater seepage. Meanwhile, the boss is attached to the concave surface of the flange in a sealing mode, the sealing strip is limited due to water expansion, the sealing strip is enabled to expand slowly instead of rapidly, and rainwater is prevented from splashing into the box body.
(2) Besides the hinge shaft, the positioning rod is embedded in the cabinet door, so that the hinge shaft can not be separated from the cabinet door in the using process, and the sealing stability is improved; simultaneously, because the locating lever inlays in the inside of cabinet door, does not occupy extra space, compact structure, facilitate promotion.
The invention optimizes the connecting structure of the cabinet body and the cabinet door to improve the rainwater leakage prevention performance, and solves the technical problem that rainwater cannot be prevented from entering the distribution box in the prior art.
Further, the seal strip comprises a leakage-proof portion, a first clamping portion and a second clamping portion, the leakage-proof portion is a semicircular ring, the first clamping portion and the second clamping portion are cuboids, the first clamping portion is located on the left side of the vertical section of the frame body, the second clamping portion is located on the right side of the vertical section of the frame body, the leakage-proof portion is located above the first clamping portion and the second clamping portion, and the leakage-proof portion is fixedly connected with the first clamping portion and the second clamping portion.
Has the advantages that: the seal consists of a leakage-proof part, a first clamping part and a second clamping part, and is convenient to mount and dismount; meanwhile, the leakage-proof part, the first clamping part and the second clamping part can be made of different materials according to the stress condition, so that the mechanical property is improved.
Further, still include the support, the support is for falling the U-shaped, and the support inlays to be established in the strip of paper used for sealing inside.
Has the advantages that: can improve structural strength and compressive strength to reinforcing centre gripping dynamics can resist the extrusion force that the strip of paper used for sealing formed when the cabinet door is closed effectively, avoids the strip of paper used for sealing to lose efficacy because of excessive deformation too early.
Further, the right side surface of the first clamping portion is provided with a supporting leg, and the left side surface of the second clamping portion is provided with a protrusion.
Has the advantages that: the right side surface of the first clamping part is provided with the support leg, so that the clamping force of the first clamping part on the vertical section of the frame body is increased, and the elastic buffering deformation force is improved; set up the arch at the left side surface of second clamping part, improve stagnant water performance and friction, prevent rainwater seepage and landing.
Further, still include a plurality of springs, the spring is located between boss and the flange, and spring interval distribution, the one end and the boss fixed connection of spring, the other end and the flange fixed connection of spring.
Has the advantages that: the spring is fixed between the boss and the flange, and when the seal expands when encountering water, the spring can ensure that the seal slowly but not quickly expands towards the left side, so that the sealing effect is improved.
Further, leak protection portion, first clamping part and second clamping part all adopt water-swellable material to make.
Has the advantages that: the water-swelling material has excellent elasticity, extensibility and swelling water-stopping performance, can improve the anti-seepage performance, and is not required to be maintained and convenient to replace.
Furthermore, a guide inclined plane is arranged on the left side of the flange.
Has the advantages that: the guiding transition function is realized in the process that the concave surface of the flange is embedded with the boss.
Furthermore, the outer end of the positioning rod is flush with the edge of the box body, and the outer end of the articulated shaft is flush with the edge of the box body.
Has the advantages that: reduce the space that occupies, avoid locating lever and articulated shaft scratch staff.
Based on the connecting structure for the distribution box, the invention also provides an installation method of the connecting structure for the distribution box, which is applied to the distribution box comprising a cabinet body and a cabinet door, wherein the cabinet body is provided with a first through connecting hole, the edge of the cabinet door is provided with a second through connecting hole which is longitudinally through, the cabinet door is provided with a third through connecting hole which is transversely through, and the third connecting hole is communicated with the second connecting hole, and the installation method comprises the following steps:
s1, enabling the first connecting hole to be opposite to the second connecting hole, and enabling the hinge shaft to penetrate through the first connecting hole and the second connecting hole;
s2, placing the L-shaped frame body in the box body, and fixedly connecting the left end of the horizontal section of the frame body with the left side wall surface of the box body;
s3, placing the semi-cylindrical boss above the horizontal section of the frame body, and fixedly connecting the plane of the boss with the left side wall surface of the box body;
s4, clamping an inverted U-shaped seal made of a water-swelling material on the vertical section of the frame body;
s5, placing the rib of the cuboid with the concave surface between the boss and the seal, and embedding the concave surface of the rib with the boss;
and S6, connecting the positioning rod to the three connecting holes in a matching manner, and connecting the inner end of the positioning rod with the hinge shaft.
Drawings
Fig. 1 is a schematic structural view of a connection structure for an electric distribution box according to an embodiment of the present invention.
Detailed Description
The following is further detailed by the specific embodiments:
the reference numbers in the drawings of the specification include: the cabinet body 1, the cabinet door 2, the articulated shaft 3, the locating lever 4, the frame 5, the boss 6, the leak protection portion 7, the first clamping portion 8, the second clamping portion 9, the support 10, the flange 11, the supporting leg 12, the bulge 13 and the spring 14.
Example 1
An embodiment is substantially as shown in figure 1, comprising: the cabinet body 1, the cabinet door 2, the articulated shaft 3, the locating lever 4, the framework 5, the boss 6, the leak protection portion 7, the first clamping portion 8, the second clamping portion 9, the support 10, the flange 11.
The cabinet body 1 is internally provided with a cavity, the upper part of the cabinet body is provided with an opening, and the cabinet door 2 is positioned at the opening of the cabinet body 1; the cabinet body 1 is provided with a first through connecting hole, the edge of the cabinet door 2 is provided with a second through connecting hole which is longitudinally through, the first connecting hole is opposite to the second connecting hole, the hinge shaft 3 is arranged at the first connecting hole and the second connecting hole in a penetrating manner, the cabinet door 2 is provided with a third through connecting hole which is transversely through, the third connecting hole is communicated with the second connecting hole, the positioning rod 4 is connected at the third connecting hole in a tight fit manner, and the inner end of the positioning rod 4 is connected with the hinge shaft 3; the outer end of the positioning rod 4 is flush with the edge of the box body, the outer end of the hinge shaft 3 is flush with the edge of the box body, and the part can be implemented according to the prior art.
The frame body 5 is L-shaped, the frame body 5 is positioned in the cabinet body 1, and the left end of the horizontal section of the frame body 5 is fixedly connected with the left side wall surface of the cabinet body 1 through viscose; the boss 6 is semi-cylindrical, the boss 6 is positioned above the horizontal section of the frame body 5, and the plane of the boss 6 is fixedly connected with the left side wall surface of the cabinet body 1; the seal is in an inverted U shape, is made of a water-swellable material, is positioned above the vertical section of the frame body 5 and is clamped with the vertical section of the frame body 5; the support 10 is in an inverted U shape, and the support 10 is embedded in the seal. The flange 11 is a cuboid, the flange 11 is provided with a concave surface, the flange 11 is positioned between the boss 6 and the seal, the concave surface of the flange 11 is embedded with the boss 6, and the left side of the flange 11 is provided with a guide inclined plane.
In this embodiment, the seal includes leak protection portion 7, first clamping part 8 and second clamping part 9, leak protection portion 7, first clamping part 8 and second clamping part 9 all adopt water-swelling material (say, the sponge) to make, leak protection portion 7 is the semicircle ring, first clamping part 8 and second clamping part 9 are the cuboid, first clamping part 8 is located the left side of the vertical section of framework 5, second clamping part 9 is located the right side of the vertical section of framework 5, leak protection portion 7 is located first clamping part 8 and second clamping part 9 top, leak protection portion 7 passes through viscose fixed connection with first clamping part 8 and second clamping part 9.
The specific implementation process is as follows:
firstly, the first connecting hole is opposite to the second connecting hole, and the hinge shaft 3 is arranged at the first connecting hole and the second connecting hole in a penetrating manner;
then, placing the L-shaped frame body 5 in the box body, and fixedly connecting the left end of the horizontal section of the frame body 5 with the left side wall surface of the box body through viscose;
then, the semi-cylindrical boss 6 is placed above the horizontal section of the frame body 5, and the plane of the boss 6 is fixedly connected with the left side wall surface of the box body through viscose;
then, clamping an inverted U-shaped seal made of a water-swellable material on the vertical section of the frame body 5;
then, a rib 11 of a cuboid provided with a concave surface is placed between the boss 6 and the seal, and the concave surface of the rib 11 is embedded with the boss 6;
and finally, connecting the positioning rod 4 at the three connecting holes in a matching manner, and connecting the inner end of the positioning rod 4 with the articulated shaft 3.
Therefore, as the seal is made of a material which can expand when meeting water, if rainwater enters the distribution box along the gap between the first connecting hole and the second connecting hole which are penetrated through by the hinge shaft 3, part of the rainwater can be absorbed by the seal; the strip of paper used for sealing absorbs and expands gradually behind the rainwater, and the volume also increases gradually for the strip of paper used for sealing can closely laminate with cabinet door 2, prevents the rainwater seepage. Meanwhile, the boss 6 is in sealing fit with the concave surface of the flange 11, the sealing strip is limited by water expansion, the sealing strip is ensured to be expanded slowly instead of rapidly, and rainwater is prevented from splashing into the box body.
Example 2
The difference from embodiment 1 is only that a leg 12, a projection 13 and a spring 14 are further included. The right side surface of the first clamping part 8 is provided with a supporting leg 12, and the left side surface of the second clamping part 9 is provided with a bulge 13; the springs 14 are located between the boss 6 and the rib 11, the springs 14 are distributed at intervals, one ends of the springs 14 are welded on the boss 6, and the other ends of the springs 14 are welded on the rib 11.
Example 3
The device is different from the embodiment 2 only in that the device further comprises a detection module, a control module, an early warning module and a spraying module, wherein the detection module, the control module and the early warning module are fixedly installed in the distribution box, and the spraying module is fixedly installed above a cabinet door of the distribution box; the detection module is used for detecting the charged information of the distribution box and sending the charged information of the distribution box to the control module; the control module is used for receiving the electrified information of the distribution box and judging whether the distribution box is safe according to the electrified information of the distribution box: if the distribution box is safe, sending an instruction for re-detecting the electrified information of the distribution box to the detection module; if the distribution box is unsafe, sending an instruction for early warning to an early warning module, and sending an instruction for spraying insulating powder to a spraying module; the early warning module is used for receiving an instruction for early warning and carrying out early warning; the spraying module is used for receiving an instruction of spraying the insulating powder and spraying the insulating powder to the outer surfaces of the cabinet body and the cabinet door.
In this embodiment, the block terminal is installed outdoors, say so that on street, highway, when the inside components and parts of block terminal or near electric wire appear the electric leakage, the block terminal also has the high possibility electrified, when ordinary pedestrian passes the block terminal, it is difficult to know usually whether the block terminal damages and whether electrified to produce the potential safety hazard easily.
In view of this, the detection module adopts two voltage sensors, both of which are located inside the distribution box, one of the voltage sensors is fixed on the cabinet body of the distribution box by screws to detect the voltage value of the cabinet body, and the other voltage sensor is fixed on the cabinet door of the distribution box by screws to detect the voltage value of the cabinet door; the control module adopts a single chip microcomputer which is fixed in the distribution box by screws; the early warning module adopts a buzzer, and the buzzer is fixed in the distribution box by screws; the spraying module comprises three spray heads, an electromagnetic valve and a high-pressure gas cylinder, wherein each spray head is connected with the high-pressure gas cylinder through the electromagnetic valve (the electromagnetic valve is in a closed state initially), epoxy resin powder is contained in the high-pressure gas cylinder, the particle size of the epoxy resin powder is 10-20 microns, and nitrogen with the pressure of 4-6 Mpa is also contained in the high-pressure gas cylinder.
In this embodiment, the preset voltage threshold is 36V or 24V, where 36V is an industry-specified human body safety voltage, and 24V is a continuous contact human body safety voltage, and the specific implementation process is as follows:
firstly, two voltage sensors respectively detect a cabinet voltage value and a cabinet door voltage value, and send the detected cabinet voltage value and the detected cabinet door voltage value to a single chip microcomputer;
then, after the single chip microcomputer receives the cabinet body voltage value and the cabinet door voltage value, whether the distribution box is safe is judged according to the cabinet body voltage value, the cabinet door voltage value and the preset voltage threshold value:
if the cabinet body voltage value and the cabinet door voltage value are both smaller than the preset voltage threshold value, the safety of the distribution box is judged, and the single chip microcomputer sends an instruction for re-detecting the electrified information of the distribution box to the two voltage sensors;
if the voltage value of the cabinet body is greater than or equal to the preset voltage threshold value or the voltage value of the cabinet door is greater than or equal to the preset voltage threshold value, the distribution box is judged to be unsafe, the single chip microcomputer sends an early warning instruction to the buzzer and sends an insulating powder spraying instruction (namely, an electromagnetic valve opening instruction) to the electromagnetic valve;
finally, the buzzer receives an instruction for early warning and sends a preset prompt voice for prompting pedestrians to get away from the distribution box; meanwhile, the electromagnetic valve receives an instruction of spraying the insulating powder, that is, the electromagnetic valve is opened for a preset time, for example, the preset time is 50 seconds, the electromagnetic valve is connected with the spray head and the high-pressure gas cylinder, and the spray head and the high-pressure gas cylinder are kept for the connection time of 50 seconds, under the action of pressure difference, nitrogen in the high-pressure gas cylinder can be blown to the surfaces of the cabinet body and the cabinet door, meanwhile, epoxy resin powder can also be blown to the surfaces of the cabinet body and the cabinet door along with the nitrogen, an insulating protective layer with the thickness of 0.5-1 mm is formed, the implementation can be carried out according to relevant principles and processes of electrostatic spraying without details, and the details are not repeated herein.
It is thus clear that when the block terminal has the potential safety hazard of electric leakage, both can clearly show danger through pronunciation, simultaneously, can form insulating protective layer on the surface of block terminal again to greatly reduce the potential safety hazard, avoid causing bodily injury to the pedestrian of passing.
The foregoing is merely an example of the present invention, and common general knowledge in the field of known specific structures and characteristics is not described herein in any greater extent than that known in the art at the filing date or prior to the priority date of the application, so that those skilled in the art can now appreciate that all of the above-described techniques in this field and have the ability to apply routine experimentation before this date can be combined with one or more of the present teachings to complete and implement the present invention, and that certain typical known structures or known methods do not pose any impediments to the implementation of the present invention by those skilled in the art. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several changes and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.
Claims (9)
1. The connecting structure for the distribution box comprises a hinged shaft and a positioning rod, and is applied to the distribution box comprising a cabinet body and a cabinet door, wherein the cabinet body is internally provided with a cavity, the upper part of the cabinet body is provided with an opening, and the cabinet door is positioned at the opening of the cabinet body; the cabinet body is provided with a first through connecting hole, the edge of the cabinet door is provided with a second through connecting hole which is longitudinally through, the first connecting hole is opposite to the second connecting hole, the hinge shaft is arranged at the first connecting hole and the second connecting hole in a penetrating manner, the cabinet door is provided with a third through connecting hole which is transversely through, the third connecting hole is communicated with the second connecting hole, the positioning rod is connected at the third connecting hole in a tight fit manner, and the inner end of the positioning rod is connected with the hinge shaft; it is characterized by also comprising:
the frame body is L-shaped and is positioned in the cabinet body, and the left end of the horizontal section of the frame body is fixedly connected with the left side wall surface of the cabinet body;
the boss is semi-cylindrical and is positioned above the horizontal section of the frame body, and the plane of the boss is fixedly connected with the left side wall surface of the cabinet body;
the seal is made of a water-swellable material and is positioned above the vertical section of the frame body, and the seal is clamped with the vertical section of the frame body;
and the flange is a cuboid and is provided with a concave surface, the flange is positioned between the boss and the seal, and the concave surface of the flange is embedded with the boss.
2. The connecting structure for the distribution box according to claim 1, wherein the seal comprises a leakage-proof portion, a first clamping portion and a second clamping portion, the leakage-proof portion is a semicircular ring, the first clamping portion and the second clamping portion are both rectangular solids, the first clamping portion is located on the left side of the vertical section of the frame body, the second clamping portion is located on the right side of the vertical section of the frame body, the leakage-proof portion is located above the first clamping portion and the second clamping portion, and the leakage-proof portion is fixedly connected with the first clamping portion and the second clamping portion.
3. The connecting structure for an electric distribution box according to claim 2, further comprising a bracket having an inverted U-shape, the bracket being embedded inside the seal.
4. The connecting structure for an electric distribution box according to claim 3, wherein the right side surface of the first clamping portion is provided with a leg, and the left side surface of the second clamping portion is provided with a projection.
5. The connecting structure for distribution boxes according to claim 4, further comprising a plurality of springs, wherein the springs are located between the bosses and the flanges, the springs are spaced apart, one ends of the springs are fixedly connected to the bosses, and the other ends of the springs are fixedly connected to the flanges.
6. The connection structure for an electric distribution box according to claim 5, wherein the leakage preventing portion, the first holding portion and the second holding portion are made of a water-swellable material.
7. The connecting structure for an electric distribution box according to claim 6, wherein a guide slope is provided on a left side of the rib.
8. The connecting structure for distribution boxes according to claim 7, wherein the outer ends of the positioning rods are flush with the edge of the box body, and the outer end of the hinge shaft is flush with the edge of the box body.
9. A mounting method for connection structure of block terminal is applied to the block terminal including the cabinet body and cabinet door, is equipped with the connecting hole one that runs through on the cabinet body, and cabinet door border department is equipped with along the connecting hole two that vertically runs through, is equipped with on the cabinet door along the connecting hole three that transversely runs through and connecting hole three communicate with each other with connecting hole two, its characterized in that includes the step:
s1, enabling the first connecting hole to be opposite to the second connecting hole, and enabling the hinge shaft to penetrate through the first connecting hole and the second connecting hole;
s2, placing the L-shaped frame body in the box body, and fixedly connecting the left end of the horizontal section of the frame body with the left side wall surface of the box body;
s3, placing the semi-cylindrical boss above the horizontal section of the frame body, and fixedly connecting the plane of the boss with the left side wall surface of the box body;
s4, clamping an inverted U-shaped seal made of a water-swelling material on the vertical section of the frame body;
s5, placing the rib of the cuboid with the concave surface between the boss and the seal, and embedding the concave surface of the rib with the boss;
and S6, connecting the positioning rod to the three connecting holes in a matching manner, and connecting the inner end of the positioning rod with the hinge shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110721770.5A CN113241624A (en) | 2021-06-28 | 2021-06-28 | Connecting structure for distribution box and mounting method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110721770.5A CN113241624A (en) | 2021-06-28 | 2021-06-28 | Connecting structure for distribution box and mounting method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113241624A true CN113241624A (en) | 2021-08-10 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110721770.5A Pending CN113241624A (en) | 2021-06-28 | 2021-06-28 | Connecting structure for distribution box and mounting method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113241624A (en) |
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| CN105958336A (en) * | 2016-07-01 | 2016-09-21 | 嘉兴乾昆工业设计有限公司 | Rainproof sealing connection structure of outdoor power distribution box |
| CN109616911A (en) * | 2018-12-06 | 2019-04-12 | 山东昆仑创奇科技有限公司 | A kind of ammeter box with detection of electrical leakage |
| CN209150553U (en) * | 2018-12-17 | 2019-07-23 | 大庆市华禹石油机械制造有限公司 | A kind of novel explosion-proof distribution box |
| CN210092610U (en) * | 2019-07-17 | 2020-02-18 | 海宁聚力金属制品有限公司 | Connecting mechanism for cabinet door and cabinet body in power distribution cabinet |
| CN210224654U (en) * | 2019-08-24 | 2020-03-31 | 安浦电气（北京）有限公司 | High-voltage switch cabinet with stable structure |
| CN111555150A (en) * | 2020-05-14 | 2020-08-18 | 广东电网有限责任公司 | Distribution box |
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2021
- 2021-06-28 CN CN202110721770.5A patent/CN113241624A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105958336A (en) * | 2016-07-01 | 2016-09-21 | 嘉兴乾昆工业设计有限公司 | Rainproof sealing connection structure of outdoor power distribution box |
| CN109616911A (en) * | 2018-12-06 | 2019-04-12 | 山东昆仑创奇科技有限公司 | A kind of ammeter box with detection of electrical leakage |
| CN209150553U (en) * | 2018-12-17 | 2019-07-23 | 大庆市华禹石油机械制造有限公司 | A kind of novel explosion-proof distribution box |
| CN210092610U (en) * | 2019-07-17 | 2020-02-18 | 海宁聚力金属制品有限公司 | Connecting mechanism for cabinet door and cabinet body in power distribution cabinet |
| CN210224654U (en) * | 2019-08-24 | 2020-03-31 | 安浦电气（北京）有限公司 | High-voltage switch cabinet with stable structure |
| CN111555150A (en) * | 2020-05-14 | 2020-08-18 | 广东电网有限责任公司 | Distribution box |
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