CN209860352U - Isolating switch rack structure - Google Patents
Isolating switch rack structure Download PDFInfo
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- CN209860352U CN209860352U CN201921000769.8U CN201921000769U CN209860352U CN 209860352 U CN209860352 U CN 209860352U CN 201921000769 U CN201921000769 U CN 201921000769U CN 209860352 U CN209860352 U CN 209860352U
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- side plate
- plate
- mounting plate
- isolating switch
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Abstract
The utility model discloses an isolating switch frame structure, which comprises a left side plate, a right side plate and a plate assembly component arranged between the left side plate and the right side plate, wherein the left side plate and the right side plate are fixed in a switch cabinet through a mounting structure, a reinforcing rod structure is arranged between the left side plate and the right side plate, the mounting structure strength of the left side plate and the right side plate is increased through the reinforcing rod structure, and pressure equalizing devices are respectively arranged around the contour edges of the left side plate and the right side plate, when a strong electric field is generated between the switch cabinet and the isolating switch, the voltage distribution on the left side plate and the right side plate can be improved by means of the pressure equalizing devices, a uniform electric field effect is realized, sharp and corner positions on the left side plate and the right side plate are prevented from generating sharp power generation accidents, the electric field of the isolating switch frame is optimally designed by adopting the technical scheme, the insulating strength of a product is improved, good stability and safe and reliable use.
Description
Technical Field
The utility model relates to an isolator technical field, concretely relates to isolator rack construction.
Background
The isolating switch can close, bear and break a switching device of current under the normal working condition of a loop, is usually applied to a switch cabinet as the functions of connecting, isolating and grounding a feed device of an incoming line bus, and has three working stations of connecting, closing, isolating and separating and grounding and closing.
The existing isolating switch comprises a rack, a movable contact knife assembly, a fixed contact, a grounding contact and the like, wherein the movable contact knife assembly is installed on the rack through an insulator, three functions of closing, opening and grounding are realized through the rotation of a knife switch of the movable contact knife assembly, the isolating switch is usually installed in a high-voltage switch cabinet and an air inflation cabinet, namely the isolating switch is fixedly installed in the switch cabinet through the rack and is connected with electrical equipment in the isolating switch and the switch cabinet through a copper bar to form an internal power-on loop, but two side plates of the rack are provided with edges and corners or other sharp positions with larger curvature according to production design, so that when the internal loop of the switch cabinet is switched on, under the action of a strong electric field, the rack is easy to generate a sharp discharge phenomenon at the edge and corner positions, the damage influence is caused on the switch cabinet and the isolating switch, the stability of the electric field is poor.
SUMMERY OF THE UTILITY MODEL
Therefore, the to-be-solved technical problem of the utility model lies in overcoming the isolator rack among the prior art and easily taking place the pointed end accident of discharging in its edges and corners position to cause damage influence, poor stability, the problem that has great potential safety hazard to cubical switchboard and isolator.
In order to solve the technical problem, the utility model provides an isolator frame structure, including left side board and right side board, and install in be used for installing the installation board subassembly of switch electrical component between left side board and the right side board, the left side board with the right side board is fixed in the cubical switchboard through mounting structure in, and the left side board with be equipped with between the right side board and be on a parallel with the stiffener structure of installation board subassembly still includes respectively around the left side board with the profile edge of right side board sets up so that the even voltage-sharing device of electric field on left side board and the right side board.
Preferably, the voltage equalizing device comprises voltage equalizing rings which are arranged in a closed loop along the contour edges of the left side plate and the right side plate respectively.
As a preferred scheme, the left side plate and the right side plate are correspondingly arranged in an L-shaped structure.
Preferably, the reinforcing rod structure is a reinforcing round steel connected to the corresponding bottom right-angle end of the left side plate and the right side plate.
As an optimal scheme, the mounting panel subassembly is including connecting the last mounting panel of the one end that left side board and right side board correspond with the connection the lower mounting panel of the other end that left side board and right side board correspond, and connect the middle part position that left side board and right side board correspond just is located go up the well mounting panel of mounting panel below, upward be provided with respectively on mounting panel, well mounting panel, the lower mounting panel and be used for the installation a plurality of installation hole sites of switch electrical component.
Preferably, at least one reinforcing plate structure is arranged between the upper mounting plate and the middle mounting plate.
As a preferred scheme, a plurality of positioning holes for connecting the upper mounting plate, the middle mounting plate and the lower mounting plate are correspondingly arranged on the left side plate and the right side plate respectively, and positioning blocks suitable for being inserted into the positioning holes are arranged at two ends of the upper mounting plate, the middle mounting plate and the lower mounting plate respectively.
Preferably, the mounting structure includes at least one set of connection holes correspondingly formed in the side walls of the left and right side plates, and at least one fixing plate fixed to the connection holes by fasteners.
Preferably, the fixing plate is a right-angle plate structure and has a connecting surface extending away from one side of the left side plate or the right side plate.
Preferably, the switch electrical assembly comprises a fixed contact structure mounted on the upper mounting plate, a movable contact structure mounted on the middle mounting plate, and a grounding contact structure mounted on the lower mounting plate, wherein the movable contact structure is in rotary switching connection between the fixed contact structure and the grounding contact structure.
Compared with the prior art, the technical scheme of the utility model have the following advantage:
1. the utility model provides an among the isolator rack construction, in left side board and right side board are fixed in the cubical switchboard through mounting structure, and be equipped with the stiffener structure between the two to increase mounting structure intensity, and be provided with voltage-sharing device respectively around the profile limit of left side board and right side board, when producing the strong electric field effect between cubical switchboard and isolator, can improve the left side board with voltage distribution on the right side board with the help of voltage-sharing device, with the potential difference of reducing and eliminating each position on its profile limit, play even electric field effect, sharp-pointed and edges and corners position on the board of avoiding left and right sides takes place most advanced electricity generation accident, adopts this technical scheme, carries out optimal design to the electric field of isolator frame, thereby has improved the dielectric strength of product under the unchangeable condition of overall dimension, and stability is good, uses safe and reliable.
2. The utility model provides an among the isolator rack construction, voltage-sharing device is including following respectively the contour edge of left side board and right side board is the equalizer ring that the closed loop was arranged, just so can surround each edges and corners position of curb plate through the equalizer ring to make high-pressure evenly distributed play voltage-sharing effect around the curb plate, protect isolator and cubical switchboard not burnt by discharging.
3. The utility model provides an among the isolator rack construction, the stiffener structure is for connecting the reinforcing round steel that left side board and right side board correspond bottom right angle were served, this kind of structure setting under the condition that does not increase the curb plate wall thickness, can strengthen the intensity and the rigidity of left and right curb plate through reinforcing round steel to the material saving quantity lightens weight, and reduce cost, mutual support cooperation avoids left and right curb plate to take place the deformation problem because of area or span are too big, increase both sides board load bearing capacity.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic perspective view of a rack structure of an isolating switch provided by the present invention;
fig. 2 is a partially enlarged schematic structural view of a housing structure of the disconnector shown in fig. 1;
fig. 3 is a schematic plan view of the isolating switch rack structure of the present invention;
description of reference numerals: 1-left side plate, 10-positioning hole, 11-connecting hole, 12-fixing plate, 2-right side plate, 3-mounting plate component, 31-upper mounting plate, 32-lower mounting plate, 33-middle mounting plate, 34-mounting hole position, 35-reinforcing plate structure, 4-reinforcing rod structure and 5-pressure-equalizing device.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "first", "second" and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.
Example 1
The present embodiment is described in detail below with reference to the accompanying drawings:
the embodiment provides an isolating switch rack structure as shown in fig. 1-3, which includes a left side plate 1 and a right side plate 2, and a mounting plate assembly 3 installed between the left side plate 1 and the right side plate 2 for mounting a switch electrical assembly, wherein the left side plate 1 and the right side plate 2 are fixed in a switch cabinet through a mounting structure, a reinforcing rod structure 4 parallel to the mounting plate assembly is arranged between the left side plate 1 and the right side plate 2, and the isolating switch rack structure further includes a voltage-sharing device 5 respectively arranged around the contour edges of the left side plate 1 and the right side plate 2 to make the electric fields on the left side plate and the right side plate uniform.
In the core technical solution of the embodiment, the left side plate 1 and the right side plate 2 are fixed in the switch cabinet through a mounting structure, and a reinforcing rod structure 4 is arranged between the left side plate and the right side plate, so as to increase the strength of the installation structure, and pressure equalizing devices 5 are respectively arranged around the contour edges of the left side plate 1 and the right side plate 2, when a strong electric field is generated between the switch cabinet and the isolating switch, the voltage distribution on the left side plate and the right side plate can be improved by the voltage-sharing device 5, so as to reduce and eliminate the potential difference of each part on the contour edge, play the role of uniform electric field, avoid the sharp and angular positions on the left and right side plates from generating sharp power generation accidents, the electric field of the isolating switch frame is optimally designed, so that the insulating strength of the product is improved under the condition of unchanging the overall dimension, the stability is good, and the use is safe and reliable.
As a preferred embodiment, the voltage equalizing device 5 includes voltage equalizing rings respectively arranged in a closed loop along the contour edges of the left side plate 1 and the right side plate 2, so that each corner position of the side plates can be surrounded by the voltage equalizing rings, thereby enabling high voltage to be uniformly distributed around the side plates, achieving the effect of voltage equalizing, and protecting the isolating switch and the switch cabinet from being burnt by electric discharge.
Combine fig. 1-2 to show, left side board 1 and right side board 2 correspond and are L shape structure setting, are fit for installing in the cubical switchboard, and in order to avoid left and right side board to take place to warp because of area or span is too big, stiffener structure 4 is for connecting the reinforcing round steel that the bottom right angle that left side board and right side board correspond was served plays the reinforcing support effect to the middle part weak region of left and right side board, and this kind of structure setting is under the condition that does not increase the curb plate wall thickness, can strengthen the intensity and the rigidity of left and right side board through reinforcing round steel to the material saving quantity lightens weight, and reduce cost supports the cooperation each other, increase both sides board load bearing capacity.
The specific structure of the mounting plate assembly is described in detail below with reference to fig. 1-3:
mounting panel subassembly 3 is including connecting the last mounting panel 31 of the corresponding one end of left side board 1 and right side board 2, and connect the lower mounting panel 32 of the corresponding other end of left side board 1 and right side board 2, and connect the corresponding middle part position of left side board 1 and right side board 2 just is located go up well mounting panel 33 of mounting panel below, it is used for the installation to go up to be provided with respectively on mounting panel 31, well mounting panel 33, the lower mounting panel 32 a plurality of installation hole sites 34 of switch electrical component, design like this for last mounting panel 31, well mounting panel 33, lower mounting panel 32 provide and are used for installing the required mounted position of corresponding contact structure to can satisfy the configuration requirement of isolator three-phase circuit, the practicality is good. Preferably, the switch electrical component includes a fixed contact structure mounted on the upper mounting plate 31, a movable contact structure mounted on the middle mounting plate 33, and a ground contact structure mounted on the lower mounting plate 32, and insulators are mounted between the fixed contact structure, the movable contact structure, the ground contact structure and the respective mounting plates, and the movable contact structure rotates between the fixed contact structure and the ground contact structure to be switched and connected, so that the disconnecting switch is switched among three stations of a switching-on position, a switching-off position and a ground position, and the operation is safe and reliable.
According to last mounting panel 31 with well mounting panel 33 is the setting of erectting form in the frame, and its one side that installs the contact structure atress can be great, consequently, go up mounting panel 31 with be equipped with at least one reinforcing plate structure 35 between well mounting panel 33 to the increase go up mounting panel 31 with the mounting structure intensity of well mounting panel 33, it is bigger to bear the load, and structural stability is good.
In this embodiment, the left side plate 1 and the right side plate 2 are correspondingly provided with a plurality of positioning holes 10 respectively for connecting the upper mounting plate 31, the middle mounting plate 33 and the lower mounting plate 32, the two ends of the upper mounting plate 31, the middle mounting plate 33 and the lower mounting plate 32 are respectively provided with positioning blocks suitable for being inserted into the positioning holes, the positioning blocks and the positioning holes are matched to achieve the function of positioning and connecting the preassembling positions of the mounting plates, so that the position deviation is prevented, the subsequent welding operation between the upper mounting plate 31, the middle mounting plate 33 and the lower mounting plate 32 and between the left side plate and the right side plate is facilitated, and the installation is convenient.
The specific arrangement of the mounting structure is described in detail below with reference to fig. 2-3:
mounting structure including correspond set up in at least a set of connecting hole 11 on the lateral wall of left side board 1 and right side board 2 to and be fixed in through the fastener connecting hole 11 at least one fixed plate 12 in the position, it is further, fixed plate 12 is right angle plate structure, has and keeps away from the connection face that left side board or right side board one side extend, through connecting the mounting panel welded fastening in face and the cubical switchboard, this kind of structure setting can realize the erection bracing effect to left side board 1 and right side board 2 through welding several fixed plates in the cubical switchboard, can increase the installation area, just so need not in the cubical switchboard with the profile limit welded fastening of left and right side board, simple to operate, it is fixed reliable.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.
Claims (10)
1. The utility model provides a disconnector frame structure, includes left side board (1) and right side board (2), and install in be used for installing switch electrical component's mounting panel subassembly (3) between left side board (1) and right side board (2), its characterized in that: the left side plate (1) and the right side plate (2) are fixed in the switch cabinet through mounting structures, a reinforcing rod structure (4) parallel to the mounting plate assembly is arranged between the left side plate (1) and the right side plate (2), and the voltage-sharing device (5) is arranged around the contour edges of the left side plate (1) and the right side plate (2) respectively so as to enable electric fields on the left side plate and the right side plate to be uniform.
2. The isolating switch rack structure according to claim 1, characterized in that the voltage equalizing device (5) comprises voltage equalizing rings which are arranged in a closed loop along the contour edges of the left side plate and the right side plate, respectively.
3. The isolating switch rack structure according to claim 2, characterized in that the left side plate (1) and the right side plate (2) are correspondingly arranged in an L-shaped structure.
4. The isolating switch rack structure according to claim 1, wherein the reinforcing rod structure (4) is a reinforcing round steel connected to the corresponding bottom right-angle ends of the left side plate and the right side plate.
5. The isolating switch rack structure according to any one of claims 1 to 4, characterized in that the mounting plate assembly (3) comprises an upper mounting plate (31) connected to one end of the left side plate (1) corresponding to the right side plate (2), a lower mounting plate (32) connected to the other end of the left side plate (1) corresponding to the right side plate (2), and a middle mounting plate (33) connected to the middle position of the left side plate (1) corresponding to the right side plate (2) and located below the upper mounting plate, wherein a plurality of mounting hole sites (34) for mounting the switch electrical assembly are respectively arranged on the upper mounting plate, the middle mounting plate and the lower mounting plate.
6. A disconnector housing structure according to claim 5, characterized in that at least one reinforcement plate structure (35) is provided between the upper mounting plate (31) and the middle mounting plate (33).
7. The isolating switch rack structure according to claim 6, wherein a plurality of positioning holes (10) for connecting the upper mounting plate, the middle mounting plate and the lower mounting plate are correspondingly arranged on the left side plate (1) and the right side plate (2) respectively, and positioning blocks suitable for being inserted into the positioning holes are arranged at two ends of the upper mounting plate (31), the middle mounting plate (33) and the lower mounting plate (32) respectively.
8. The isolating switch rack structure according to claim 1, characterized in that the mounting structure comprises at least one set of connecting holes (11) correspondingly arranged on the side walls of the left side plate (1) and the right side plate (2), and at least one fixing plate (12) fixed on the positions of the connecting holes (11) through fasteners.
9. A disconnector housing structure according to claim 8, characterized in that the fixed plate (12) is of a right-angled plate construction having a connection face extending away from one side of the left or right side plate.
10. The isolating switch rack structure according to claim 7, characterized in that the switch electrical assembly comprises a fixed contact structure mounted on the upper mounting plate (31), a movable contact structure mounted on the middle mounting plate (33), and a ground contact structure mounted on the lower mounting plate (32), wherein the movable contact structure is in rotary switching connection between the fixed contact structure and the ground contact structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921000769.8U CN209860352U (en) | 2019-06-28 | 2019-06-28 | Isolating switch rack structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921000769.8U CN209860352U (en) | 2019-06-28 | 2019-06-28 | Isolating switch rack structure |
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| Publication Number | Publication Date |
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| CN209860352U true CN209860352U (en) | 2019-12-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921000769.8U Active CN209860352U (en) | 2019-06-28 | 2019-06-28 | Isolating switch rack structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111404035A (en) * | 2020-04-28 | 2020-07-10 | 江苏神一电气有限公司 | Side-mounted high-voltage combined electrical apparatus |
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2019
- 2019-06-28 CN CN201921000769.8U patent/CN209860352U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111404035A (en) * | 2020-04-28 | 2020-07-10 | 江苏神一电气有限公司 | Side-mounted high-voltage combined electrical apparatus |
| CN111404035B (en) * | 2020-04-28 | 2024-04-16 | 江苏神一电气有限公司 | Side-mounted high-voltage combined electrical apparatus |
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