CN216720542U - Mounting structure of centrally installed switchgear - Google Patents
Mounting structure of centrally installed switchgear Download PDFInfo
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- CN216720542U CN216720542U CN202122994550.8U CN202122994550U CN216720542U CN 216720542 U CN216720542 U CN 216720542U CN 202122994550 U CN202122994550 U CN 202122994550U CN 216720542 U CN216720542 U CN 216720542U
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- current transformer
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Abstract
The utility model provides an installation structure of a centrally-mounted switch cabinet, which comprises a cabinet body, wherein the cabinet body comprises a cavity, the cavity is divided into an upper cavity and a lower cavity which are positioned in the front part of the cabinet body and a rear cavity which is positioned in the rear part of the cabinet body by a plurality of partition plates, a grounding switch, a contact box assembly, a parallel copper bar and a current transformer are respectively arranged in the rear cavity, the front end of the contact box assembly is fixedly arranged in the upper cavity in a penetrating manner, two ends of the parallel copper bar are fixedly arranged on two sides of the cabinet body in a penetrating manner, the grounding switch comprises a plurality of on-off mechanisms, the grounding switch and the current transformer are both arranged on the inner wall of one side of the rear cavity along the width direction of the cabinet body, the plurality of on-off mechanisms of the grounding switch are arranged in the front-back direction of the cabinet body, the current transformer is correspondingly arranged above each on-off mechanism, and the contact box assembly is positioned above the current transformer. The mounting structure of the middle-placed switch cabinet is simple in structure, high in safety and beneficial to wiring connection of copper bars inside the switch cabinet.
Description
Technical Field
The utility model relates to an installation structure of a centrally-mounted switch cabinet.
Background
The existing centrally-installed switch cabinet generally comprises a cabinet body, wherein the cabinet body comprises a cavity, the cavity is divided into an upper cavity positioned at the front part of the cabinet body, a lower cavity and a rear cavity positioned at the rear part of the cabinet body by a plurality of partition plates, a handcart-type circuit breaker capable of being disassembled and assembled is arranged in the upper cavity, a cable is arranged in the lower cavity in a penetrating way, the cable extends to the outer side of the cabinet body through the bottom of the lower cavity, a grounding switch, a contact box, a conductive copper bar, a parallel copper bar, a current transformer and other components are arranged in the rear cavity, the grounding switch is installed and fixed at the rear part of the lower cavity and is provided with three on-off mechanisms connected with the cable, the three on-off mechanisms are arranged in the width direction of the cabinet body, each current on-off mechanism is correspondingly connected with three current transformers through the conductive copper bar, the three current transformers are also arranged in the width direction of the cabinet body, and are connected with the contact box through the conductive copper bar, the contact box is connected with the three parallel copper bars through the conductive copper bar. The mounting structure of the interior of the existing middle switch cabinet is complex, the internal space of the cabinet body is not reasonably utilized, and the overall size of the middle switch cabinet is large.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects of the prior art, the utility model provides the mounting structure of the middle-placed switch cabinet, which is simple in structure, high in safety and beneficial to wiring connection of copper bars in the switch cabinet.
In order to achieve the purpose, the utility model provides an installation structure of a centrally-mounted switch cabinet, which comprises a cabinet body, wherein the cabinet body comprises a cavity, the cavity is divided into an upper cavity and a lower cavity which are positioned at the front part of the cabinet body and a rear cavity which is positioned at the rear part of the cabinet body by a plurality of partition plates, a grounding switch, a contact box assembly, a parallel copper bar and a current transformer are respectively arranged in the rear cavity, the front end of the contact box assembly is fixedly arranged in the upper cavity in a penetrating way, the two ends of the parallel copper bar are fixedly arranged at the two sides of the cabinet body in a penetrating way, the grounding switch comprises a plurality of on-off mechanisms, the grounding switch and the current transformer are both arranged on the inner wall of one side of the rear cavity along the width direction of the cabinet body, the plurality of on-off mechanisms of the grounding switch are arranged in the front-back direction of the cabinet body, the number of the current transformers is the same as that of the on-off mechanisms and correspondingly arranged above the on-off mechanisms, and each on-off mechanism is correspondingly connected with the current transformer through a first conductive copper bar, the contact box assembly is located above the current transformer and comprises a plurality of contact boxes, and the rear ends of the contact boxes are connected with the current transformer and the parallel copper bar through second conductive copper bars respectively.
Further, it is a plurality of the contact box equally divide into two sets ofly, and the contact box of every group contact box sets up along longitudinal arrangement, and two sets of contact boxes arrange the setting along the width direction of the cabinet body, and one of them group of contact box is connected with current transformer through the second copper bar that electrically conducts, and another group of contact box is connected with a plurality of copper bars that connect through the second copper bar that electrically conducts respectively, and a plurality of copper bars that connect set up along the vertical and range setting of fore-and-aft direction slope of the cabinet body.
Furthermore, the contact boxes and the current transformers are correspondingly connected in sequence along the cabinet body from bottom to top and from front to back respectively; the other group of contact boxes and the plurality of parallel copper bars are respectively and correspondingly connected in sequence along the arrangement sequence of the cabinet body from top to bottom and along the arrangement sequence of the cabinet body from front to back/top to bottom.
Further, the second conductive copper bar for connecting one group of contact boxes and the plurality of current transformers and the other group of contact boxes and the plurality of copper-connecting bars comprises two second conductive copper bars A which are straightly extended and arranged and at least two second conductive copper bars B which are extended and arranged in an arc shape, wherein the contact box at the lowest position in one group of contact boxes is connected with the current transformer at the most front position, the contact box at the highest position in the other group of contact boxes is connected with the copper-connecting bar at the most front/top position through the second conductive copper bar A, and other contact boxes in one group of contact boxes are connected with other current transformers and other contact boxes in the other group of contact boxes are connected with other copper-connecting bars through the second conductive copper bar B.
The utility model has the beneficial effects that: the cabinet body has the advantages of simple and compact structure, reasonable internal structural layout, convenience in installation and higher safety performance, reasonably utilizes the internal space of the cabinet body, reduces the overall volume of the cabinet body, and particularly can effectively reduce the width of the cabinet body.
Drawings
Fig. 1 is a schematic view of an internal structure of a cabinet according to an embodiment of the present invention;
FIG. 2 is a rear view of the internal structure of the cabinet according to the embodiment of the present invention;
FIG. 3 is a schematic diagram of the connection of the contact box, the current transformer and the grounding switch according to the embodiment of the utility model;
figure 4 is a schematic view of the connection of the contact box according to the embodiment of the utility model.
Detailed Description
The embodiment of the mounting structure of the built-in switch cabinet of the utility model is shown in figures 1-4: including the cabinet body 1, the cabinet body 1 is including the cavity, and the cavity is separated into by a plurality of baffles and is located the anterior last cavity 11 of the cabinet body 1, lower cavity 12 and is located the rear chamber 13 at cabinet body 1 rear portion, be provided with earthing switch 2, contact box subassembly in the rear chamber 13 respectively, and copper bar 3, current transformer 4, the front end of contact box subassembly is worn to establish and is fixed in last cavity 11, and be connected with the contact cooperation of handcart circuit breaker 5, and the both ends of copper bar 3 are worn to establish and are fixed in the both sides of the cabinet body 1, and copper bar 3 is used for the concatenation between the adjacent well-placed switch cabinet, earthing switch 2 is including a plurality of on-off mechanism 21, and on-off mechanism 21 is used for the break-make of control current, and these on-off mechanism 21 are driven by same drive shaft 22 and move, and drive shaft one end extends to be connected with the cooperation of the electric actuator in the lower cavity 12 in to can realize through electric drive earthing switch 2's divide-shut brake, the grounding switch 2 and the current transformers 4 are both installed and fixed on the inner wall of one side of the rear cavity 13 along the width direction of the cabinet body 1, a plurality of on-off mechanisms 21 of the grounding switch 2 are arranged and arranged along the front-back direction of the cabinet body 1, the number of the current transformers 4 is the same as that of the on-off mechanisms 21 and is correspondingly arranged above the on-off mechanisms 21, the plurality of current transformers 4 are also arranged and arranged along the front-back direction of the cabinet body 1 and are all installed and fixed on the inner wall of one side of the rear cavity 13 along the width direction of the cabinet body 1, the upper wiring end of each on-off mechanism 21 is correspondingly connected with the current transformer 4 through a first conductive copper bar 61, the lower wiring end of the on-off mechanism 21 is connected with a cable which is arranged in the rear cavity 13 through the bottom, the contact box assembly is located above the current transformers 4 and comprises a plurality of contact boxes 7, and the rear ends of the plurality of the contact boxes 7 are respectively connected with the current transformers 4 through second conductive copper bars, And the parallel copper bars 3 are connected. Adopt above-mentioned structural layout design can reduce current transformer 4, earthing switch 2 and occupy to the space on the 1 width direction of the cabinet body, can the effectual width that reduces the cabinet body to also can make things convenient for the installation between above-mentioned part and the cabinet body one side inner wall fixed, convenient assembly and maintenance.
A plurality of contact box 7 is equally divided into two sets ofly, and the contact box 7 of every group contact box sets up along longitudinal arrangement, and two sets of contact boxes arrange the setting along the width direction of the cabinet body 1, and wherein a set of contact box 7 is connected with current transformer 4 through the second copper bar that conducts, and another group of contact box is connected with a plurality of copper bar 3 that connect through second copper bar 62 respectively, and a plurality of copper bar 3 that connect set up along the vertical and range setting of fore-and-aft direction slope of the cabinet body 1. Adopt two sets of contact boxes 7 to arrange along the 1 width direction of the cabinet body and set up and also can reduce the occupation to the 1 width direction space of the cabinet body, be used for respectively contact box 7 and connect between the copper bar 3, two sets of second conductive copper bars 62 that connect between contact box 7 and the current transformer 4 distribute along the 1 width direction of the cabinet body equally and set up, wiring structure is simple, compact, convenient assembly and maintenance, and a plurality of 3 rational utilization cabinet body spaces of copper bar that connect that the slant was arranged, can guarantee to have the sufficient distance that prevents the creepage between a plurality of copper bar 3 that connect.
The group of contact boxes 7 and the plurality of current transformers 4 are respectively and correspondingly connected in sequence along the arrangement sequence of the cabinet body 1 from bottom to top and along the arrangement sequence of the cabinet body 1 from front to back; another a set of contact box 7 and a plurality of copper bar 3 that connect in proper order respectively according to along the 1 from top to bottom arrangement order of the cabinet body, along the 1 from the preceding back/from top to bottom arrangement order of the cabinet body correspond the connection in proper order, adopt structural design like this can reduce the length of second conductive copper bar and make and can guarantee safe distance between the second conductive copper bar, wiring structure is compacter, simple, can improve the security.
The second conductive copper bar 62 for connecting one group of the contact boxes 7 with the plurality of current transformers 4 and the other group of the contact boxes 7 with the plurality of copper-connecting bars 3 comprises two straight extending second conductive copper bars a621 and at least two arc extending second conductive copper bars B622, wherein the contact box 7 at the lowest position in one group of the contact boxes 7 is connected with the current transformer 4 at the most front position and the contact box 7 at the highest position in the other group of the contact boxes 7 is connected with the copper-connecting bar 3 at the most front/top position through the second conductive copper bar a621, and the other contact boxes 7 in one group of the contact boxes 7 are connected with the other current transformers 4 and the other contact boxes 7 in the other group of the contact boxes 7 are connected with the other copper-connecting bars 3 through the second conductive copper bars B622, so that the structure design is convenient for processing and manufacturing of the second conductive copper bars 62, so that the adjacent second copper busbar 62 are not easy to interfere with each other, and the distance between the adjacent second copper busbar 62 is kept enough to prevent creepage.
The above embodiment is only one of the preferred embodiments of the present invention, and general changes and substitutions by those skilled in the art within the technical scope of the present invention are included in the protection scope of the present invention.
Claims (4)
1. The utility model provides a put mounting structure of cubical switchboard, including the cabinet body, the cabinet body is including the cavity, and the cavity is separated into by a plurality of baffles and is located the anterior last cavity of the cabinet body, lower cavity and the rear chamber that is located cabinet body rear portion, be provided with earthing switch, contact box subassembly in the rear chamber respectively, and copper bar, current transformer are worn to establish by the front end of contact box subassembly and fix in last cavity, and the both ends of copper bar are worn to establish and are fixed in the both sides of the cabinet body, earthing switch is including a plurality of on-off mechanism, its characterized in that: earthing switch and current transformer all install fixed on one side inner wall of rear chamber along cabinet body width direction, and earthing switch's a plurality of on-off mechanism arrange along the fore-and-aft direction of the cabinet body and set up, and current transformer's quantity is the same with on-off mechanism and the setting that corresponds is in the top of each on-off mechanism, and every on-off mechanism all corresponds through first conductive copper bar and current transformer and connects, contact box subassembly is located current transformer's top, and contact box subassembly is including a plurality of contact boxes, and the rear end of a plurality of contact boxes is connected with current transformer, parallel copper bar respectively through second conductive copper bar.
2. The mounting structure of the center-mounted switchgear according to claim 1, characterized in that: a plurality of contact box equally divide into two sets ofly, and the contact box of every group contact box sets up along longitudinal arrangement, and two sets of contact boxes arrange the setting along the width direction of the cabinet body, and wherein a set of contact box is connected with current transformer through the second copper bar that electrically conducts, and another group of contact box is connected with a plurality of copper bars that connect respectively through the second copper bar that connects, and a plurality of copper bars that connect set up along the vertical and range setting of fore-and-aft direction slope of the cabinet body.
3. The mounting structure of the center-mounted switchgear according to claim 2, characterized in that: the contact boxes and the current transformers are respectively and correspondingly connected in sequence along the cabinet body from bottom to top and from front to back; the other group of contact boxes and the plurality of parallel copper bars are respectively and correspondingly connected in sequence along the arrangement sequence of the cabinet body from top to bottom and along the arrangement sequence of the cabinet body from front to back/top to bottom.
4. The mounting structure of the center-mounted switchgear according to claim 3, characterized in that: the second conductive copper bar used for connecting one group of contact boxes and a plurality of current transformers and another group of contact boxes and a plurality of copper-connecting bars comprises two straight extending second conductive copper bars A and at least two arc extending second conductive copper bars B, wherein the contact box at the lowest position in one group of contact boxes is connected with the current transformer at the most front position, the contact box at the highest position in the other group of contact boxes is connected with the copper-connecting bar at the most front/top position through the second conductive copper bar A, and other contact boxes in one group of contact boxes are connected with other current transformers and other contact boxes in the other group of contact boxes are connected with other copper-connecting bars through the second conductive copper bar B.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122994550.8U CN216720542U (en) | 2021-11-30 | 2021-11-30 | Mounting structure of centrally installed switchgear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122994550.8U CN216720542U (en) | 2021-11-30 | 2021-11-30 | Mounting structure of centrally installed switchgear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216720542U true CN216720542U (en) | 2022-06-10 |
Family
ID=81882036
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122994550.8U Active CN216720542U (en) | 2021-11-30 | 2021-11-30 | Mounting structure of centrally installed switchgear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216720542U (en) |
-
2021
- 2021-11-30 CN CN202122994550.8U patent/CN216720542U/en active Active
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