CN217882321U - Power supply switching device for power distribution cabinet - Google Patents
Power supply switching device for power distribution cabinet Download PDFInfo
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- CN217882321U CN217882321U CN202220553387.3U CN202220553387U CN217882321U CN 217882321 U CN217882321 U CN 217882321U CN 202220553387 U CN202220553387 U CN 202220553387U CN 217882321 U CN217882321 U CN 217882321U
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- conducting rod
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Abstract
The utility model discloses a power switching device for switch board aims at providing one kind and can effectively solve the power adapter among the prior art when using, and the output cable of existence is great because of power adapter acts on the effort on the copper bar of switch board, and leads to the copper bar of switch board to appear being bent the power switching device for switch board of the problem of distortion. The cable comprises a conducting rod assembly, wherein the conducting rod assembly comprises a front conducting rod, a rear conducting rod and a flexible conducting wire which is electrically connected with the front conducting rod and the rear conducting rod; the clamping and fixing device is arranged on an insulation mounting piece on the rear conducting rod, and the clamping mechanism is arranged on the insulation mounting piece and used for fixing the rear conducting rod on a cabinet body of the power distribution cabinet; and the conductive chuck is arranged on the front conductive rod and used for clamping the external conductor so as to electrically connect the front conductive rod with the external conductor.
Description
Technical Field
The utility model relates to a power switching device, concretely relates to power switching device for switch board.
Background
At present, the output cable of power generation car is generally connected with the copper bar electricity of switch board through power adapter to at the in-process of electric wire netting outage, can supply power for the electric wire netting temporarily through power generation car. In practical application, one end of the power adapter is electrically connected with an output cable of the power generation car, and meanwhile, the power adapter is clamped on a copper bar of the power distribution cabinet; because the output cable of power-generating cars is direct great, and weight is also great, and the back is gone up at the copper bar of switch board to the power adapter centre gripping, and output cable also often is great through the effort of power adapter effect on the copper bar of switch board, leads to the copper bar of switch board often to appear being bent the problem of distortion.
For example, chinese patent publication No. CN 215497563, published 2022, 1 month, 11 days, entitled switch board power protection access device, and this application discloses a variety of switch board power protection access devices, including conducting rods and conducting connectors. The conductive joint is detachably connected with the conductive rod and used for electrically connecting the conductive rod with an external conductor and fixing the external conductor on the conductive rod. The switch board of this application guarantor's electric access device is when in actual use, and the output cable and the conducting rod electricity of power generation car are connected, and the conducting contact centre gripping is on the copper bar of switch board, and it also exists the above-mentioned not enough.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a can effectively solve the power adapter among the prior art when using, the output cable of existence is passed through the effort of power adapter effect on the copper bar of switch board great because of the power adapter, and the copper bar that leads to the switch board appears by the power switching device for switch board of the distortion problem of bending.
The technical scheme of the utility model is that:
a power supply switching device for a power distribution cabinet comprises:
the conducting rod assembly comprises a front conducting rod, a rear conducting rod and a flexible conducting wire which is electrically connected with the front conducting rod and the rear conducting rod;
the clamping and fixing device is arranged on an insulation mounting piece on the rear conducting rod, and the clamping mechanism is arranged on the insulation mounting piece and used for fixing the rear conducting rod on a cabinet body of the power distribution cabinet;
and the conductive chuck is arranged on the front conductive rod and used for clamping the external conductor so as to electrically connect the front conductive rod with the external conductor.
When the power switching device for the power distribution cabinet is actually used, the output cable of the power generation car is electrically connected with the rear conductive rod, then the rear conductive rod is fixed on the power distribution cabinet through the clamping mechanism, and then the rear conductive rod is clamped on the external conductor (namely, a copper bar of the power distribution cabinet) through the conductive chuck; the front conducting rod and the rear conducting rod are connected through the flexible lead, so that the positions of the front conducting rod and the conducting chuck can be adjusted as required to adapt to the position of a copper bar of the power distribution cabinet, and the conducting chuck can be smoothly clamped on the copper bar of the power distribution cabinet; afterwards, can come the interim power supply for the electric wire netting through the power generation car, and at this in-process, because the effort of the output cable of power generation car is used on the cabinet body of switch board through back conducting rod and fixture, can not use on the copper bar of switch board, can not cause the copper bar of switch board to bend the distortion, therefore when can effectively solving the power adapter among the prior art and use, the effort that the output cable of existence passes through power adapter effect on the copper bar of switch board is great, and the copper bar that leads to the switch board appears being bent the distortion problem. On the other hand, because fixture sets up on insulating installed part, therefore at the in-process that the generator car temporarily supplied power for the electric wire netting, the power on the back conducting rod can not transmit on the cabinet body of switch board.
Preferably, the conducting rod assembly further comprises a flexible rubber sleeve, one end of the front conducting rod is embedded in one end of the flexible rubber sleeve, one end of the rear conducting rod is embedded in the other end of the flexible rubber sleeve, and the flexible lead is located in the flexible rubber sleeve. In this way, the pigtails can be protected by a flexible rubber sleeve.
Preferably, the insulating mounting part is an insulating rod, a threaded sleeve is arranged on the side wall of the rear conducting rod, and one end of the insulating rod is connected with the threaded sleeve through threads. So, the insulator spindle can be convenient installation or dismantlement to realize centre gripping fixing device's installation or dismantlement.
Preferably, the clamping mechanism comprises a clamping block fixedly arranged on the insulating mounting piece, a clamping groove arranged on the clamping block, a clamping block threaded hole arranged on the clamping block and in threaded sleeve connection with the side wall of the clamping groove, and a fastening bolt matched with the clamping block threaded hole. So, can be convenient through centre gripping groove and fastening bolt cooperation, fix the back conducting rod on the cabinet body of switch board.
Preferably, the conductive chuck comprises an upper conductive clamping plate and a lower conductive clamping plate which are fixed on the front conductive rod, a movable clamping plate which is positioned between the upper conductive clamping plate and the lower conductive clamping plate, and a driving part which is used for driving the movable clamping plate to be close to the upper conductive clamping plate. So, can be close to last electrically conductive splint through driving piece drive movable splint, realize making the copper bar centre gripping of switch board between movable splint and last electrically conductive splint.
Preferably, a compression spring is arranged between the upper conductive clamping plate and the movable clamping plate, one end of the compression spring is abutted against the upper conductive clamping plate, and the other end of the compression spring is abutted against the movable clamping plate. So, go up conductive splint and movable clamp plate and will open under compression spring's effect, be favorable to inserting the copper bar of switch board between movable clamp plate and the last conductive splint.
Preferably, the driving part is a driving bolt, a clamp plate screw hole is formed in the lower conductive clamp plate, a limiting hole is formed in one side, facing the lower conductive clamp plate, of the movable clamp plate, the driving bolt is connected with the clamp plate screw hole through threads, and the end of the driving bolt extends into the limiting hole. In this way, the movable clamp plate can be driven to be close to the upper conductive clamp plate by screwing the driving bolt.
Preferably, a guide rod is further arranged between the upper conductive clamping plate and the lower conductive clamping plate and parallel to the driving bolt, a guide hole matched with the guide rod is formed in the movable clamping plate, and the guide rod penetrates through the guide hole. Thus, the movable clamping plate can be guided through the guide rod.
Preferably, one end of the flexible conductor is bolted to the front conductive rod, and the other end of the flexible conductor is also bolted to the rear conductive rod. So, can be convenient for the pigtail and lead the electric pole and be connected with back conducting rod with leading.
Preferably, the rear conducting rod is provided with a threaded connecting hole. So, the output cable of power-generating cars can be connected with threaded connection hole, realizes that the output cable of power-generating cars is connected with back conducting rod electricity, and the electricity is connected reliably stably.
The beneficial effects of the utility model are that: when the power adapter who can effectively solve among the prior art uses, the output cable that exists passes through power adapter and acts on the effort on the copper bar of switch board great because of the generator car, and the copper bar that leads to the switch board appears being bent the distortion problem.
Drawings
Fig. 1 is a schematic structural diagram of a power supply switching device for a power distribution cabinet of the present invention.
In the figure:
the flexible cable comprises a conductive rod component 1, a front conductive rod 1.1, a rear conductive rod 1.2, a flexible lead 1.3, a flexible rubber sleeve 1.4, a threaded sleeve 1.5 and a threaded connecting hole 1.6;
the device comprises a clamping and fixing device 2, an insulating mounting part 2.1, a clamping block 2.2, a clamping groove 2.3 and a fastening bolt 2.4;
the conductive clamp comprises a conductive clamp 3, an upper conductive clamping plate 3.1, a lower conductive clamping plate 3.2, a movable clamping plate 3.3, a driving bolt 3.4, a compression spring 3.5 and a guide rod 3.6.
Detailed Description
The first embodiment is as follows: as shown in fig. 1, a power adapter for a power distribution cabinet includes a conductive rod assembly 1, a clamping and fixing device 2, and a conductive chuck 3. The conducting rod assembly 1 comprises a front conducting rod 1.1, a rear conducting rod 1.2 and a flexible conducting wire 1.3 electrically connected with the front conducting rod and the rear conducting rod. The rear conducting rod is used for electrically connecting an output cable of the power generation car. The insulating installed part 2.1 and the fixture of setting on the insulating installed part of centre gripping fixing device 2 setting on back conducting rod, fixture are used for fixing back conducting rod on the cabinet body of switch board. The conductive chuck 3 is arranged on the front conductive rod and used for clamping the external conductor so as to electrically connect the front conductive rod with the external conductor.
When the power switching device for the power distribution cabinet is actually used, the output cable of the power generation car is electrically connected with the rear conductive rod, then the rear conductive rod is fixed on the power distribution cabinet through the clamping mechanism, and then the rear conductive rod is clamped on the external conductor (namely, a copper bar of the power distribution cabinet) through the conductive chuck; the front conducting rod and the rear conducting rod are connected through the flexible lead, so that the positions of the front conducting rod and the conducting chuck can be adjusted as required to adapt to the position of a copper bar of the power distribution cabinet, and the conducting chuck can be smoothly clamped on the copper bar of the power distribution cabinet; afterwards, can come the interim power supply for the electric wire netting through the power generation car, and at this in-process, because the effort of the output cable of power generation car is used on the cabinet body of switch board through back conducting rod and fixture, can not use on the copper bar of switch board, can not cause the copper bar of switch board to bend the distortion, therefore when can effectively solving the power adapter among the prior art and use, the effort that the output cable of existence passes through power adapter and acts on the copper bar of switch board is great, and the problem that the distortion of being bent appears in the copper bar that leads to the switch board. On the other hand, because fixture sets up on insulating installed part, therefore at the in-process that the generator car temporarily supplied power for the electric wire netting, the power on the back conducting rod can not transmit on the cabinet body of switch board.
Specifically, as shown in fig. 1, the clamping mechanism includes a clamping block 2.2 fixedly disposed on the insulating mounting member, a clamping groove 2.3 disposed on the clamping block, a clamping block threaded hole disposed on the clamping block and threaded with a sidewall of the clamping groove, and a fastening bolt 2.4 engaged with the clamping block threaded hole. In this embodiment, the clamping groove penetrates through the clamping block. Often have angle steel or channel-section steel or steel sheet holder on the cabinet body of switch board, during the in-service use, the centre gripping groove can with angle steel or channel-section steel or steel sheet holder cooperation on the cabinet body of switch board, then through the tight set bolt of locking, fix the grip block on angle steel or channel-section steel or steel sheet holder on the cabinet body of switch board to the realization is fixed the conducting rod after with on the cabinet body of switch board.
As shown in fig. 1, the conductive chuck 3 includes an upper conductive clamp plate 3.1 and a lower conductive clamp plate 3.2 fixed on the front conductive rod, a movable clamp plate 3.3 located between the upper conductive clamp plate and the lower conductive clamp plate, and a driving member for driving the movable clamp plate to approach the upper conductive clamp plate. In this embodiment, the driving piece is driving bolt 3.4, is equipped with the splint screw on the lower electrically conductive splint, and the movable clamp plate is gone up one side of electrically conductive splint down and is equipped with spacing hole, and driving bolt passes through threaded connection with the splint screw, and driving bolt's tip stretches into spacing downthehole. Thus, the movable clamping plate can be driven to be close to the upper conductive clamping plate by tightening the driving bolt. The driving bolt is a metal bolt or a plastic bolt.
In one embodiment of this embodiment, the rear conductive rod is provided with a threaded connection hole 1.6. Specifically, the threaded connection hole is provided at the other end of the rear conductive rod. So, the output cable of generator car can be connected with threaded connection hole (output cable's output has the double-screw bolt, and output cable passes through the double-screw bolt and is connected with threaded connection hole), realizes that the output cable of generator car is connected with back conducting rod electricity, and the electricity is connected reliably stably.
In another implementation manner of this embodiment, a threaded connection hole is formed in the rear conductive rod, and a connection bolt is disposed in the threaded connection hole. The output end of the output cable of the power generation car is provided with an electric connection ring piece, a connecting bolt penetrates through the electric connection ring piece to lock the electric connection ring piece on the rear conducting rod, so that the output cable of the power generation car is electrically connected with the rear conducting rod, and the electric connection is stable and reliable.
Further, as shown in fig. 1, a compression spring 3.5 is arranged between the upper conductive clamp plate and the movable clamp plate, one end of the compression spring abuts against the upper conductive clamp plate, and the other end of the compression spring abuts against the movable clamp plate. So, go up conductive splint and movable clamp plate and will open under compression spring's effect, be favorable to inserting the copper bar of switch board between movable clamp plate and the last conductive splint.
A guide rod 3.6 is also arranged between the upper conductive clamping plate and the lower conductive clamping plate and is parallel to the driving bolt. The movable clamping plate is provided with a guide hole matched with the guide rod, and the guide rod penetrates through the guide hole. The compression spring is sleeved on the guide rod. Thus, the movable clamping plate can be guided through the guide rod.
The upper conductive clamping plate, the lower conductive clamping plate and the movable clamping plate are parallel to each other.
Further, as shown in fig. 1, the conducting rod assembly further includes a flexible rubber sleeve 1.4, one end of the front conducting rod is embedded in one end of the flexible rubber sleeve, one end of the rear conducting rod is embedded in the other end of the flexible rubber sleeve, and the flexible lead is located in the flexible rubber sleeve. In this way, the pigtails can be protected by the flexible rubber sleeve.
Further, as shown in fig. 1, one end of the flexible conductor 1.3 is locked and fixed on the front conductive rod by a bolt, and the other end of the flexible conductor is also locked and fixed on the rear conductive rod by a bolt. So, can be convenient for the flexible conductor and lead the electric pole and be connected with back conducting rod with leading. In this embodiment, one end of the flexible wire is locked and fixed to one end of the front conductive rod by a bolt, and the other end of the flexible wire is also locked and fixed to one end of the rear conductive rod by a bolt.
Further, as shown in fig. 1, the insulating mounting member 2.1 is an insulating rod, a threaded sleeve 1.5 is disposed on a side wall of the rear conductive rod, and one end of the insulating rod is connected to the threaded sleeve through a thread. So, the insulator spindle can be convenient installation or dismantlement to realize centre gripping fixing device's installation or dismantlement.
The above, only be the utility model discloses a preferred embodiment, it is not right the utility model discloses do any restriction, all according to the utility model discloses the technical entity all still belongs to any simple modification, change and equivalent transformation of doing above embodiment the utility model discloses technical scheme's protection scope.
Claims (10)
1. The utility model provides a power switching device for switch board, characterized by includes:
the conducting rod assembly comprises a front conducting rod, a rear conducting rod and a flexible conducting wire which is electrically connected with the front conducting rod and the rear conducting rod;
the clamping and fixing device is arranged on an insulation mounting piece on the rear conducting rod, and the clamping mechanism is arranged on the insulation mounting piece and used for fixing the rear conducting rod on a cabinet body of the power distribution cabinet;
and the conductive chuck is arranged on the front conductive rod and used for clamping the external conductor so as to electrically connect the front conductive rod with the external conductor.
2. The power switching device of claim 1, wherein the conducting rod assembly further comprises a flexible rubber sleeve, one end of the front conducting rod is embedded in one end of the flexible rubber sleeve, one end of the rear conducting rod is embedded in the other end of the flexible rubber sleeve, and the flexible conducting wire is located in the flexible rubber sleeve.
3. The power adapter device of claim 1, wherein the insulating mounting member is an insulating rod, a threaded sleeve is disposed on a side wall of the rear conductive rod, and one end of the insulating rod is connected to the threaded sleeve by a screw thread.
4. The power adapter device of claim 1, 2 or 3, wherein the clamping mechanism comprises a clamping block fixedly arranged on the insulating mounting member, a clamping groove arranged on the clamping block, a clamping block threaded hole arranged on the clamping block and in threaded engagement with a side wall of the clamping groove, and a fastening bolt engaged with the clamping block threaded hole.
5. The power adapter device of claim 1, 2 or 3, wherein the conductive clamp comprises an upper conductive clamp plate and a lower conductive clamp plate fixed on the front conductive rod, a movable clamp plate located between the upper conductive clamp plate and the lower conductive clamp plate, and a driving member for driving the movable clamp plate to approach the upper conductive clamp plate.
6. The power adapter device of claim 5, wherein a compression spring is disposed between the upper conductive clamp plate and the movable clamp plate, one end of the compression spring abuts against the upper conductive clamp plate, and the other end of the compression spring abuts against the movable clamp plate.
7. The power switching device of claim 6, wherein the driving member is a driving bolt, the lower conductive clamping plate is provided with a clamping plate screw hole, one side of the movable clamping plate facing the lower conductive clamping plate is provided with a limiting hole, the driving bolt is in threaded connection with the clamping plate screw hole, and an end of the driving bolt extends into the limiting hole.
8. The power supply switching device for the power distribution cabinet as claimed in claim 5, wherein a guide rod is further arranged between the upper conductive clamping plate and the lower conductive clamping plate, the guide rod is parallel to the driving bolt, a guide hole matched with the guide rod is formed in the movable clamping plate, and the guide rod penetrates through the guide hole.
9. The power adapter device of claim 1, 2 or 3, wherein one end of the flexible wire is fastened to the front conductive rod by a bolt, and the other end of the flexible wire is also fastened to the rear conductive rod by a bolt.
10. The power adapter device for the power distribution cabinet according to claim 1, 2 or 3, wherein the rear conductive rod is provided with a threaded connection hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220553387.3U CN217882321U (en) | 2022-03-14 | 2022-03-14 | Power supply switching device for power distribution cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220553387.3U CN217882321U (en) | 2022-03-14 | 2022-03-14 | Power supply switching device for power distribution cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217882321U true CN217882321U (en) | 2022-11-22 |
Family
ID=84084598
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220553387.3U Active CN217882321U (en) | 2022-03-14 | 2022-03-14 | Power supply switching device for power distribution cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217882321U (en) |
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2022
- 2022-03-14 CN CN202220553387.3U patent/CN217882321U/en active Active
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