CN215342357U - High-voltage interlocking device for electric high-voltage switch cabinet - Google Patents
High-voltage interlocking device for electric high-voltage switch cabinet Download PDFInfo
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- CN215342357U CN215342357U CN202121326700.1U CN202121326700U CN215342357U CN 215342357 U CN215342357 U CN 215342357U CN 202121326700 U CN202121326700 U CN 202121326700U CN 215342357 U CN215342357 U CN 215342357U
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Abstract
The utility model relates to the technical field of high-voltage interlocking devices, and discloses an electric high-voltage interlocking device for a high-voltage switch cabinet, which comprises a rear door plate, wherein a rotating groove is formed in the rear door plate, a rotating rod is rotatably connected in the rotating groove, one end of the rotating rod extends to the outer side of the rear door plate and is fixedly connected with a door handle, a placing groove is formed in the other side of the rear door plate, an interlocking device main body is rotatably connected in the placing groove, one end of the rotating rod, far away from the door handle, extends into the placing groove and is fixedly connected with the interlocking device main body, the other end of the interlocking device main body extends to the outer side of the rear door plate and is fixedly connected with an interlocking piece, and two fixing mechanisms are arranged on the rear door plate. According to the utility model, the back cabinet door plate can be reversely interlocked by rotating and positioning the interlocking plate, and the grounding switch can be switched off only when the back cabinet door is closed, so that misoperation is prevented, potential safety hazards caused by misoperation are effectively prevented, and the requirements of users are met.
Description
Technical Field
The utility model relates to the technical field of high-voltage interlocking devices, in particular to a high-voltage interlocking device for an electric high-voltage switch cabinet.
Background
In the existing power system, a back door interlock of a high-voltage switch cabinet mainly comprises a back door plate, a blocking piece, a side plate, a grounding switch large shaft and an interlocking piece. The rear door interlocking device mainly operates the large shaft of the grounding switch to rotate, the rotation of the large shaft of the grounding switch drives the interlocking piece to rotate, namely the interlocking piece turns inwards to the horizontal state from the vertical state, when the rear door panel is closed, the rotating interlocking piece is just clamped and turned between the blocking piece and the rear door panel, and therefore the purpose of interlocking the rear door panel is achieved.
The application numbers are: 201610763337.7 discloses a high-voltage switch cabinet anti-interlocking device applied to the technical field of high-voltage switch cabinet parts, which comprises an anti-interlocking device body (4), wherein a device bracket (5) of the anti-interlocking device body (4) is penetrated through a stop lever (6), the stop lever (6) is connected with an inverted L-shaped bent plate (7), a spring (8) is sleeved on the stop lever (6), one end of the spring (8) is abutted against the bent plate (7), the other end of the spring (8) is abutted against the device bracket (5), when the rear door panel (3) is closed, the rear door panel (3) is arranged into a structure capable of pushing the bent plate (7) to move towards the direction far away from the rear door panel (3), the high-voltage switch cabinet anti-interlocking device has a simple structure, can realize the anti-interlocking function of the rear door panel, and can carry out opening operation on a grounding switch only when the rear door panel is closed, and misoperation and potential safety hazards caused by misoperation are prevented.
The application numbers are: 201910264356.9 discloses a high-voltage switch cabinet anti-interlocking device, which comprises a horizontal slide way arranged on the top of the high-voltage switch cabinet, wherein the horizontal slide way is vertically arranged with an interlocking piece, a vertical slide rod and a return spring are arranged in the horizontal slide way, the return spring is horizontally arranged on the end parts of the vertical slide rod and the horizontal slide way far away from a back cabinet door, a horizontal stop lever is arranged at the bottom of the vertical slide rod, the horizontal stop lever is arranged on the side surface of the interlocking piece and is vertical to the interlocking piece, a push rod is arranged on the top of the inner side surface of the back cabinet door, and the push rod is horizontally arranged and faces the vertical slide rod; the anti-interlocking device of the high-voltage switch cabinet can reliably realize the anti-interlocking of the back cabinet door plate, and can carry out brake opening operation on the grounding switch only when the back cabinet door is closed, so that misoperation is prevented, and potential safety hazards caused by misoperation are effectively prevented.
The application numbers are: 201810327720.7 discloses an interlocking mechanism for high-voltage switch cabinet, which comprises an installation block, a slide block, a connecting rod, a rear limiting mechanism, a front limiting mechanism and a trigger mechanism, wherein the installation block is provided with a slide groove, the slide block is connected in the slide groove, the slide block is movably connected with the connecting rod, and the installation block is also provided with the rear limiting mechanism, the front limiting mechanism and the trigger mechanism. The safety problem caused by misoperation is avoided, other operations are not needed, the operation is simple, convenient and quick, the operation can be realized only by matching with normal door opening and closing actions, the linkage is strong, a pure mechanical structure is adopted, the cost of all structural parts is low, and cost problems caused by using a program lock are avoided.
Above-mentioned patent is when using, back cabinet door interlocking though can realize that earthing switch is under the separating brake state, back cabinet door board can not opened, nevertheless under the condition that back cabinet door board was not closed, earthing switch still can carry out divide-shut brake operation, is not conform to anti-interlocking functional demand, can't prevent the maloperation, has serious potential safety hazard.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems that in the prior art, although a rear cabinet door interlocking can realize that a rear cabinet door plate cannot be opened when a grounding switch is in a brake-off state, the grounding switch can still be switched on and off when the rear cabinet door plate is not closed, the requirement of a reverse interlocking function is not met, misoperation cannot be prevented, and serious potential safety hazards exist.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the utility model provides an electrodynamic type high-voltage switchgear uses high-pressure interlock, including the back door plant, the rotation groove has been seted up on the back door plant, the rotation inslot internal rotation is connected with the dwang, the one end of dwang extends to the outside and the fixedly connected with doorknob of back door plant, the standing groove has been seted up to the opposite side of back door plant, the standing groove internal rotation is connected with the interlock main part, and the dwang keep away from the one end of doorknob extend to the standing groove in and with interlock main part fixed connection, the other end of interlock main part extends to the outside and the fixedly connected with interlocking piece of back door plant, be provided with two fixed establishment on the back door plant, and two fixed establishment all clamp with the interlock main part mutually, be provided with two elasticity stop gear on the back door plant, and two elasticity stop gear respectively with corresponding fixed establishment fixed connection.
Preferably, the fixing mechanism comprises two sliding plates, two limit blocks and two limit rods, sliding grooves are formed in the inner walls of the top and the bottom of the placing groove, the two sliding plates are respectively connected with the corresponding sliding grooves in a sliding mode, fixing clamping grooves are formed in the top and the bottom of the interlocking device main body, one ends, close to each other, of the two sliding plates are respectively clamped with the corresponding fixing clamping grooves, limit grooves are formed in the inner wall of one side of each sliding groove, the two limit blocks are respectively connected with the corresponding limit grooves in a sliding mode, limit holes are formed in the two limit blocks, and the top end and the bottom end of each limit rod respectively penetrate through the corresponding limit holes and are fixedly connected with the inner walls of the top and the bottom of the corresponding limit grooves.
Preferably, the elasticity stop gear includes two connecting blocks, two first sliders, two rotor plates that the slope symmetry set up, two second sliders, two articulated slab, two reset springs, two connection ropes and two connecting plates, the spread groove has all been seted up on the opposite side inner wall of two spacing grooves, two connecting blocks are linked together with corresponding spread groove respectively, the one end of two connecting blocks extend to in the corresponding slide groove respectively and with corresponding sliding plate fixed connection, first spout has all been seted up on the one side inner wall that two spread grooves kept away from each other, and two first sliders respectively with corresponding first spout sliding connection, the one end that two rotor plates kept away from each other rotates with corresponding first slider respectively to be connected, the one end that two rotor plates are close to each other rotates with corresponding connecting block respectively to be connected.
Preferably, the second sliding grooves are formed in the inner wall of one side of each connecting groove, the two second sliding blocks are respectively in sliding connection with the corresponding second sliding grooves, one ends, close to each other, of the two hinged plates are respectively in rotating connection with the corresponding second sliding blocks, one ends, far away from each other, of the two hinged plates are respectively in rotating connection with the corresponding first sliding blocks, one ends, far away from each other, of the two return springs are respectively in fixed connection with one sides, close to each other, of the two second sliding blocks, one ends, close to each other, of the two return springs are respectively in fixed connection with the inner wall of the top of the corresponding second sliding groove and the inner wall of the bottom of the corresponding second sliding groove, one ends of the two connecting ropes are respectively extended into the corresponding first sliding grooves and are fixedly connected with the corresponding first sliding blocks, and one sides of the two connecting plates are respectively in fixed connection with the other ends of the two corresponding connecting ropes.
Preferably, the outer ring of the bearing is fixedly connected in the rotating groove, and the rotating rod is fixedly connected with the inner ring of the bearing.
Preferably, the number of the fixed clamping grooves is multiple, and the fixed clamping grooves are annularly and equidistantly distributed on the interlocking device main body.
Compared with the prior art, the utility model provides the high-voltage interlocking device for the electric high-voltage switch cabinet, which has the following beneficial effects:
1. according to the high-voltage interlocking device for the electric high-voltage switch cabinet, the back door plate can be reversely interlocked by rotating and positioning the interlocking plate through the arrangement of the back door plate, the rotating groove, the rotating rod, the door handle, the placing groove, the interlocking device main body, the interlocking piece, the connecting rope, the connecting plate, the sliding groove, the sliding plate and the fixed clamping groove, and the ground switch can be subjected to switching-off operation only by closing the back door plate, so that misoperation is prevented;
2. the high-voltage interlocking device for the electric high-voltage switch cabinet rotates and positions the interlocking sheet through the arrangement of the limiting groove, the limiting block, the limiting hole, the limiting rod, the connecting groove, the connecting block, the first sliding groove, the first sliding block, the rotating plate, the second sliding groove, the second sliding block, the hinged plate and the reset spring;
the device has the advantages that the back cabinet door plate can be reversely interlocked by rotating and positioning the interlocking plate, the grounding switch can be separated only by closing the back cabinet door, misoperation is prevented, potential safety hazards caused by misoperation are effectively prevented, and the requirements of users are met.
Drawings
Fig. 1 is a schematic front view of a high-voltage interlock device for an electrodynamic high-voltage switch cabinet according to the present invention;
fig. 2 is a schematic structural diagram of a part a of an electric high-voltage interlocking device for an electric high-voltage switch cabinet according to the present invention;
fig. 3 is a schematic structural diagram of a part B of the high-voltage interlocking device for the electric high-voltage switch cabinet according to the present invention.
In the figure: 1 back door plant, 2 pivoted grooves, 3 dwang, 4 door handles, 5 standing grooves, 6 interlock main parts, 7 interlocking pieces, 8 connecting rope, 9 connecting plates, 10 sliding grooves, 11 sliding plates, 12 fixed slot, 13 spacing grooves, 14 spacing blocks, 15 spacing holes, 16 spacing rods, 17 connecting grooves, 18 connecting blocks, 19 first spout, 20 first slider, 21 pivoting plate, 22 second spout, 23 second slider, 24 articulated plates, 25 reset spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Embodiment 1 as shown in fig. 1-2, an electric high-voltage interlocking device for a high-voltage switch cabinet comprises a rear door panel 1, a rotating groove 2 is formed in the rear door panel 1, a rotating rod 3 is rotatably connected to the rotating groove 2, one end of the rotating rod 3 extends to the outer side of the rear door panel 1 and is fixedly connected with a door handle 4, a placing groove 5 is formed in the other side of the rear door panel 1, an interlocking device body 6 is rotatably connected to the placing groove 5, one end of the rotating rod 3, which is far away from the door handle 4, extends into the placing groove 5 and is fixedly connected with the interlocking device main body 6, the other end of the interlocking device main body 6 extends to the outer side of the rear door panel 1 and is fixedly connected with an interlocking piece 7, two fixing mechanisms are arranged on the rear door panel 1, and the two fixing mechanisms are clamped with the interlocking device main body 6, the rear door panel 1 is provided with two elastic limiting mechanisms, and the two elastic limiting mechanisms are respectively and fixedly connected with the corresponding fixing mechanisms.
As shown in fig. 3, in embodiment 2, on the basis of embodiment 1, the fixing mechanism includes two sliding plates 11, two limiting blocks 14, and two limiting rods 16, sliding grooves 10 have been respectively disposed on the top inner wall and the bottom inner wall of the placement groove 5, the two sliding plates 11 are respectively slidably connected to the corresponding sliding grooves 10, fixing clamp grooves 12 have been respectively disposed at the top and the bottom of the interlock main body 6, and one ends of the two sliding plates 11, which are close to each other, are respectively clamped to the corresponding fixing clamp grooves 12, limiting grooves 13 have been respectively disposed on the inner wall of one side of the two sliding grooves 10, the two limiting blocks 14 are respectively slidably connected to the corresponding limiting grooves 13, limiting holes 15 have been respectively disposed on the two limiting blocks 14, and the top end and the bottom end of the limiting rods 16 respectively penetrate through the corresponding limiting holes 15 and are fixedly connected to the top inner wall and the bottom inner wall of the corresponding limiting grooves 13.
Embodiment 3 is based on embodiment 1 and is shown in fig. 2, the elastic limiting mechanism includes two connecting blocks 18, two first sliding blocks 20, two rotating plates 21 which are obliquely and symmetrically arranged, two second sliding blocks 23, two hinge plates 24, two return springs 25, two connecting ropes 8 and two connecting plates 9, connecting grooves 17 are respectively formed on the inner walls of the other sides of the two limiting grooves 13, the two connecting blocks 18 are respectively communicated with the corresponding connecting grooves 17, one ends of the two connecting blocks 18 respectively extend into the corresponding sliding grooves 10 and are fixedly connected with the corresponding sliding plates 11, first sliding grooves 19 are respectively formed on the inner walls of the sides of the two connecting grooves 17 which are far away from each other, and the two first sliding blocks 20 are respectively connected with the corresponding first sliding grooves 19 in a sliding manner, the ends, far away from each other, of the two rotating plates 21 are respectively connected with the corresponding first sliding blocks 20 in a rotating manner, and the ends, close to each other, of the two rotating plates 21 are respectively connected with the corresponding connecting blocks 18 in a rotating manner.
Embodiment 4 is based on embodiment 1 and is shown in fig. 2, the inner walls of two connecting grooves 17 are both provided with second sliding grooves 22, two second sliding blocks 23 are respectively connected with the corresponding second sliding grooves 22 in a sliding manner, the ends of two hinge plates 24 close to each other are respectively connected with the corresponding second sliding blocks 23 in a rotating manner, the ends of two hinge plates 24 far away from each other are respectively connected with the corresponding first sliding blocks 20 in a rotating manner, the ends of two return springs 25 far away from each other are respectively fixedly connected with the sides of two corresponding second sliding blocks 23 close to each other, the ends of two return springs 25 close to each other are respectively connected with the top inner walls and the bottom inner walls of the corresponding second sliding grooves 22 in a fixed manner, one ends of two connecting ropes 8 respectively extend into the corresponding first sliding grooves 19 and are fixedly connected with the corresponding first sliding blocks 20, and one side of each of the two connecting plates 9 is fixedly connected with the other end of the corresponding two connecting ropes 8.
In embodiment 5, as shown in fig. 2, an outer ring of a bearing is fixedly connected to the inside of the rotation groove 2, and the rotation lever 3 is fixedly connected to the inner ring of the bearing in addition to embodiment 1.
In the utility model, when in use, the two connecting plates 9 are pulled, the two connecting plates 9 drive the two connecting ropes 8 to move, the two connecting ropes 8 drive the two first sliders 20 to move, the two first sliders 21 drive the two hinged plates 24 to move, the two hinged plates 24 drive the two second sliders 23 to move, the two second sliders 23 compress the two return springs 25, energy is absorbed by the two return springs 25, meanwhile, the two first sliders 20 drive the two rotating plates 21 to move, the two rotating plates 21 drive the two connecting blocks 18 to move, the two connecting blocks 18 drive the two sliding plates 11 to move, the two limiting blocks 14 limit the two sliding plates 11, the two sliding plates 11 move out of the two fixed clamping grooves 12, the fixing of the interlocking device main body 6 and the interlocking sheet 7 is released, then the door handle 4 is rotated, the door handle 4 drives the rotating rod 3 to rotate, dwang 3 drives interlock main part 6 and rotates, interlock main part 6 drives interlocking piece 7 and rotates, at this moment, back cabinet door board is opened the back, then loosen two connecting plates 9, under the spring resilience effort through two reset spring 25, make two sliding plate 11 cards go into in two fixed slot 12, it fixes to interlocking piece 7, can realize back cabinet door board anti-interlocking, thereby can realize back cabinet door board anti-interlocking through the rotation and the location of interlocking piece 7, only close the back cabinet door and just can carry out the separating brake operation to the earthing switch, prevent the maloperation, effectively prevent the potential safety hazard because of the maloperation brings, user's needs have been satisfied.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (6)
1. A high-voltage interlocking device for an electric high-voltage switch cabinet comprises a rear door panel (1) and is characterized in that a rotating groove (2) is formed in the rear door panel (1), a rotating rod (3) is connected in the rotating groove (2) in a rotating mode, one end of the rotating rod (3) extends to the outer side of the rear door panel (1) and is fixedly connected with a door handle (4), a placing groove (5) is formed in the other side of the rear door panel (1), an interlocking device main body (6) is connected in the placing groove (5) in a rotating mode, one end, far away from the door handle (4), of the rotating rod (3) extends into the placing groove (5) and is fixedly connected with the interlocking device main body (6), the other end of the interlocking device main body (6) extends to the outer side of the rear door panel (1) and is fixedly connected with an interlocking piece (7), two fixing mechanisms are arranged on the rear door panel (1), and are clamped with the interlocking device main body (6), two elastic limiting mechanisms are arranged on the rear door plate (1), and the two elastic limiting mechanisms are respectively and fixedly connected with the corresponding fixing mechanisms.
2. The high-voltage interlocking device for the electrodynamic type high-voltage switch cabinet according to claim 1, wherein the fixing mechanism comprises two sliding plates (11), two limit blocks (14) and two limit rods (16), sliding grooves (10) are respectively formed on the top inner wall and the bottom inner wall of the placing groove (5), the two sliding plates (11) are respectively connected with the corresponding sliding grooves (10) in a sliding manner, fixed clamping grooves (12) are respectively formed on the top and the bottom of the interlocking device body (6), one ends of the two sliding plates (11) close to each other are respectively clamped with the corresponding fixed clamping grooves (12), limit grooves (13) are respectively formed on one side inner wall of the two sliding grooves (10), the two limit blocks (14) are respectively connected with the corresponding limit grooves (13) in a sliding manner, limit holes (15) are respectively formed on the two limit blocks (14), and the top end and the bottom end of the limiting rod (16) respectively penetrate through the corresponding limiting holes (15) and are fixedly connected with the top inner wall and the bottom inner wall of the corresponding limiting groove (13).
3. The high-voltage interlocking device for the electric high-voltage switch cabinet according to claim 1, wherein the elastic limiting mechanism comprises two connecting blocks (18), two first sliding blocks (20), two rotating plates (21) which are obliquely and symmetrically arranged, two second sliding blocks (23), two hinge plates (24), two return springs (25), two connecting ropes (8) and two connecting plates (9), connecting grooves (17) are formed in the inner walls of the other sides of the two limiting grooves (13), the two connecting blocks (18) are respectively communicated with the corresponding connecting grooves (17), one ends of the two connecting blocks (18) respectively extend into the corresponding sliding grooves (10) and are fixedly connected with the corresponding sliding plates (11), first sliding grooves (19) are formed in the inner walls of the sides, far away from each other, of the two connecting grooves (17), and the two first sliding blocks (20) are respectively connected with the corresponding first sliding grooves (19) in a sliding manner, one ends, far away from each other, of the two rotating plates (21) are respectively and rotatably connected with the corresponding first sliding blocks (20), and one ends, close to each other, of the two rotating plates (21) are respectively and rotatably connected with the corresponding connecting blocks (18).
4. The high-voltage interlocking device for the electric high-voltage switch cabinet as claimed in claim 3, wherein the second sliding grooves (22) are formed in the inner walls of one side of the two connecting grooves (17), the two second sliding blocks (23) are respectively connected with the corresponding second sliding grooves (22) in a sliding manner, the ends of the two hinged plates (24) close to each other are respectively connected with the corresponding second sliding blocks (23) in a rotating manner, the ends of the two hinged plates (24) far away from each other are respectively connected with the corresponding first sliding blocks (20) in a rotating manner, the ends of the two return springs (25) far away from each other are respectively connected with the sides of the two second sliding blocks (23) close to each other in a fixed manner, the ends of the two return springs (25) close to each other are respectively connected with the top inner walls and the bottom inner walls of the corresponding second sliding grooves (22), and one ends of the two connecting ropes (8) extend into the corresponding first sliding grooves (19) and are fixed with the corresponding first sliding blocks (20) And one side of each of the two connecting plates (9) is fixedly connected with the other end of the corresponding connecting rope (8).
5. The high-voltage interlocking device for the electric high-voltage switch cabinet according to claim 1, characterized in that the outer ring of the bearing is fixedly connected in the rotating groove (2), and the rotating rod (3) is fixedly connected with the inner ring of the bearing.
6. The high-voltage interlocking device for the electrodynamic high-voltage switch cabinet according to claim 2, wherein the number of the fixing slots (12) is plural, and the plural fixing slots (12) are equidistantly distributed in a ring shape on the interlocking device body (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121326700.1U CN215342357U (en) | 2021-06-15 | 2021-06-15 | High-voltage interlocking device for electric high-voltage switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121326700.1U CN215342357U (en) | 2021-06-15 | 2021-06-15 | High-voltage interlocking device for electric high-voltage switch cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215342357U true CN215342357U (en) | 2021-12-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121326700.1U Expired - Fee Related CN215342357U (en) | 2021-06-15 | 2021-06-15 | High-voltage interlocking device for electric high-voltage switch cabinet |
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| Country | Link |
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| CN (1) | CN215342357U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115692058A (en) * | 2022-11-09 | 2023-02-03 | 江苏智格高科技有限公司 | Explosion-proof mechanical interlocking formula control box |
-
2021
- 2021-06-15 CN CN202121326700.1U patent/CN215342357U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115692058A (en) * | 2022-11-09 | 2023-02-03 | 江苏智格高科技有限公司 | Explosion-proof mechanical interlocking formula control box |
| CN115692058B (en) * | 2022-11-09 | 2023-10-27 | 太原达锐科技有限公司 | Explosion-proof mechanical interlocking control box |
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Granted publication date: 20211228 |