CN112953326B - Hierarchical wiring arrangement of low-voltage drawer type cubical switchboard - Google Patents
Hierarchical wiring arrangement of low-voltage drawer type cubical switchboard Download PDFInfo
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- CN112953326B CN112953326B CN202110136120.4A CN202110136120A CN112953326B CN 112953326 B CN112953326 B CN 112953326B CN 202110136120 A CN202110136120 A CN 202110136120A CN 112953326 B CN112953326 B CN 112953326B
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- 230000017525 heat dissipation Effects 0.000 claims description 4
- 230000003068 static effect Effects 0.000 description 17
- 238000000034 method Methods 0.000 description 8
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
- H02B1/32—Mounting of devices therein
- H02B1/34—Racks
- H02B1/36—Racks with withdrawable units
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/20—Bus-bar or other wiring layouts, e.g. in cubicles, in switchyards
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/54—Anti-seismic devices or installations
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Drawers Of Furniture (AREA)
Abstract
The invention discloses a hierarchical wiring device of a low-voltage drawer type switch cabinet, which belongs to the technical field of drawer type switch cabinets and comprises a cabinet body, wherein five placing plates are arranged on the inner wall of the cabinet body, a drawer is arranged on the upper surface of each placing plate, and a moving contact is arranged on the right side surface of each drawer. This hierarchical formula wiring arrangement of low pressure drawer type cubical switchboard through setting up fixed contact, moving contact, contact block, baffle, first spring, second spring, first piston board, second piston board, horizontal line board, indulge line board, screw thread post and screw cap, unclamp the control panel this moment, the fixed contact resumes initial position and contacts with the moving contact, this device can realize the closure to fixed contact and moving contact position, the friction condition appears when avoiding fixed contact and moving contact to be connected the circular telegram simultaneously, and this device wiring condition can be adjusted according to the drawer position, this device wire arrange and the connection protection condition with the moving contact all is comparatively ideal.
Description
Technical Field
The invention belongs to the technical field of drawer type switch cabinets, and particularly relates to a hierarchical wiring device of a low-voltage drawer type switch cabinet.
Background
Along with the development of national economy in China, the rapid development of various industries brings about more and more demands on basic products such as power distribution equipment, the power distribution equipment plays a role in supporting the promotion and the promotion as equipment for converting and decomposing electric energy to an end user side, and has great application specific gravity in various industries such as capital construction, and the like, so that the extracted industry has more innovation and higher demands on the production of the power distribution equipment are also provided. Among them, the low-voltage drawer-type switch cabinets, which are particularly modularized and drawer-type, are most widely used because they are damaged and easy to replace, and each drawer operates independently, so that the operation of other devices is not affected during the replacement.
The contacts of the low-voltage drawer type switch cabinet in the market are divided into a primary connector and a secondary connector, wherein the primary connector mainly refers to a connector used on a primary circuit in the switch cabinet, the circuit is conducted through dynamic and static connector insertion, the on-off distribution of electric energy is realized, the fixed contacts arranged in the switch cabinet are contacted with and separated from the moving contacts on the surface of a drawer through the movement of the drawer, the fixed contacts and the moving contacts are in larger friction in the moving process of the drawer, meanwhile, the friction movement of the fixed contacts and the moving contacts is controlled while the power is supplied, the connection part of the fixed contacts and the moving contacts is not protected, dust or water vapor can be attached to the surface of the contacts, unexpected situations can occur, meanwhile, the sizes and positions of the moving contacts on the surface of the drawer are different in different switch cabinets, and the wires on the surface of the fixedly arranged wiring board are inconvenient to realize the connection with electric equipment in the drawer, so that a grading wiring device of the low-voltage drawer type switch cabinet is required.
Disclosure of Invention
(one) solving the technical problems
In order to overcome the defects in the prior art, the invention provides the grading wiring device of the low-voltage drawer type switch cabinet, which solves the problems that the fixed contact and the moving contact have larger friction in the moving process of the drawer, meanwhile, the friction movement of the fixed contact and the moving contact is controlled while the power is applied, the connection part of the fixed contact and the moving contact is not protected, dust or water vapor can be attached to the surface of the moving contact, unexpected situations can occur, and meanwhile, the sizes and the positions of the drawers in different switch cabinets are different, so that the positions of the moving contacts on the surface of the drawer are different, and the surface wires of a fixedly arranged wiring board are inconvenient to realize the connection with power equipment in the drawer.
(II) technical scheme
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a hierarchical formula wiring arrangement of low pressure drawer type cubical switchboard, includes the cabinet body, the internal wall of cabinet is provided with five and places the board, the upper surface of placing the board is provided with the drawer, the right flank of drawer is provided with the moving contact, the surface of moving contact is provided with the contact block, the upper surface and the lower surface of contact block all overlap joint have the baffle, the baffle sets up at the standing groove inner wall, the standing groove is seted up and is being placed the frame inner wall, the left surface of placing the frame and the right flank overlap joint of support frame.
The support frame sets up at cabinet body inner wall, the surface overlap joint of moving contact has the static contact, the right flank connecting plate of static contact, the right flank of connecting plate is provided with the connecting seat, place the frame setting in the left surface of connecting seat, the connecting seat sets up the left surface at the transversal line board, the guide way has been seted up to the upper surface of transversal line board, the guide way inner wall is provided with indulges the line board, indulge the line board and set up the line frame inner wall, the line frame sets up the right flank at cabinet body inner wall, indulge the upper surface of line board and seted up first spread groove, the centre bore has all been seted up to the front of first spread groove inner wall and the back of inner wall.
The left surface of horizontal line board has seted up the second spread groove, the upper surface and the lower surface of stationary contact all are provided with first piston rod, the top of first piston rod is provided with first piston plate, first piston plate sets up in first piston intracavity, two first piston chamber all sets up at the piston frame inner wall, the inside second piston chamber that is provided with of piston frame, the piston frame sets up the front at the frame of placing, second piston chamber inner wall is provided with the second piston plate, the front of second piston plate is provided with the second piston rod.
As a further aspect of the invention: the front of the second piston rod is provided with a control board, and the first piston cavity is communicated with the second piston cavity through a connecting pipe.
As a further aspect of the invention: and the back surface of the second piston plate is provided with a second spring, and one end of the back surface of the second spring is fixedly connected with the back surface of the inner wall of the second piston cavity.
As a further aspect of the invention: the lower surface of standing groove inner wall is provided with first spring, the top of first spring is connected with the lower surface fixed of baffle.
As a further aspect of the invention: the right side of drawer overlaps with the left side of two blotters, the blotter sets up the right side at the support frame inner wall.
As a further aspect of the invention: the front of first spread groove inner wall and the back of inner wall all are provided with a plurality of first rubber blocks, the upper surface of second spread groove inner wall and the lower surface of inner wall all are provided with a plurality of second rubber blocks, and both sides the opposite face of first rubber block is provided with same wire, the wire sets up between upper and lower both sides second rubber block, the wire sets up the right flank at the static contact.
As a further aspect of the invention: the upper surface of transversal line board is provided with rotating assembly, rotating assembly's top and screw thread post's bottom fixed connection, screw thread post's surface is provided with the screw cap, the screw cap sets up the upper surface at the fixed plate, the fixed plate sets up the back at the longitudinal line board.
As a further aspect of the invention: the front face of the inner wall of the guide groove and the back face of the inner wall are both provided with sliding grooves, sliding blocks are arranged in the sliding grooves, and the opposite faces of the two sliding blocks are fixedly connected with the front face and the back face of the longitudinal line plate respectively.
As a further aspect of the invention: the front of the drawer is provided with a heat dissipation hole, and the right side surface of the placing plate is fixedly connected with the right side surface of the inner wall of the supporting frame.
(III) beneficial effects
Compared with the prior art, the invention has the beneficial effects that:
1. this hierarchical formula wiring arrangement of low pressure drawer type cubical switchboard, through setting up the static contact, the moving contact, the contact block, the baffle, first spring, the second spring, first piston board, the second piston board, the transversal line board, indulge line board, screw thread post and screw cap, directly rotate the screw thread post, the transversal line board moves down this moment is moved to the fixed contact, after horizontal line board and static contact remove suitable position, press the control panel this moment, gas transfer in the first piston chamber this moment is to the second piston chamber in, the static contact is pulled simultaneously, then control the moving contact and remove between the static contact, baffle and contact block contact simultaneously, loosen the control panel this moment, the static contact resumes initial position and contacts with the moving contact, this device can realize the closure to static contact and moving contact position, the frictional condition appears when avoiding static contact to be connected with the moving contact simultaneously, and this device wiring condition can be adjusted according to the drawer position, this device wire is arranged and is all comparatively ideal with the connection protection condition of moving contact.
2. This hierarchical formula wiring arrangement of low pressure drawer type cubical switchboard through setting up the blotter, and when the drawer pushed into the cabinet body inside, the blotter can avoid appearing the collision between drawer and the support frame, guarantees moving contact's removal process smooth more.
3. This hierarchical formula wiring arrangement of low pressure drawer type cubical switchboard through setting up first rubber piece, second rubber piece, first spread groove, second spread groove and centre bore, and the centre bore is the obtuse angle setting with the corner that the wire is close to, and first rubber piece and second rubber piece can be spacing in first spread groove and second spread groove with the wire, avoid the wire to appear rocking at will, and the wire is accomodate when inside first spread groove and second spread groove simultaneously, avoids the wire to receive extrusion and strong friction condition, can guarantee the stable placement of wire when guaranteeing the life of wire.
Drawings
FIG. 1 is a schematic view of a three-dimensional structure of the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention;
FIG. 3 is a schematic view of a partial cross-sectional structure of a support frame according to the present invention;
FIG. 4 is a schematic view of a partial cross-sectional structure of a placement frame of the present invention;
FIG. 5 is a schematic view of a cross-sectional structure of a piston frame according to the present invention;
FIG. 6 is a left side view of the wire frame of the present invention;
FIG. 7 is a schematic view of a partial cross-sectional structure of the longitudinal plate of the present invention;
FIG. 8 is a schematic top view of a cross-wire plate of the present invention;
FIG. 9 is a schematic view of a cross-sectional view in plan view of the present invention;
in the figure: 1 cabinet body, 2 placement plate, 3 drawer, 4 heat dissipation holes, 5 support frame, 6 buffer cushion, 7 moving contact, 8 contact block, 9 placement frame, 10 baffle, 11 first spring, 12 placement groove, 13 fixed contact, 14 connection plate, 15 lead, 16 connection seat, 17 wire frame, 18 longitudinal wire plate, 19 first connection groove, 20 middle hole, 21 first rubber block, 22 transverse wire plate, 23 second connection groove, 24 second rubber block, 25 guide groove, 26 sliding groove, 27 sliding block, 28 rotating component, 29 screw thread post, 30 screw thread cap, 31 fixed plate, 32 first piston rod, 33 first piston plate, 34 first piston cavity, 35 piston frame, 36 second piston cavity, 37 connecting pipe, 38 second piston plate, 39 second piston rod, 40 control plate, 41 second spring.
Detailed Description
The technical scheme of the patent is further described in detail below with reference to the specific embodiments.
As shown in fig. 1-9, the present invention provides a technical solution: the utility model provides a hierarchical formula wiring arrangement of low pressure drawer type cubical switchboard, including the cabinet body 1, cabinet body 1 inner wall is provided with five and places board 2, place the upper surface of board 2 and be provided with drawer 3, the right flank of drawer 3 is provided with moving contact 7, moving contact 7's surface is provided with contact block 8, contact block 8's upper surface and lower surface all overlap joint have baffle 10, through setting up baffle 10, can guarantee after moving contact 7 moves to standing groove 12 inside, baffle 10 and contact block 8 contact, make and place frame 9 and form confined space, baffle 10 sets up at standing groove 12 inner wall, standing groove 12 is seted up and is being placed frame 9 inner wall, place the left surface of frame 9 and the right flank overlap joint of support frame 5.
The support frame 5 sets up at cabinet body 1 inner wall, the surface overlap joint of moving contact 7 has static contact 13, the right flank connecting plate 14 of static contact 13, the right flank of connecting plate 14 is provided with connecting seat 16, place frame 9 setting is in the left surface of connecting seat 16, connecting seat 16 sets up the left surface at horizontal line board 22, guide slot 25 has been seted up to the upper surface of horizontal line board 22, guide slot 25 inner wall is provided with vertical line board 18, vertical line board 18 sets up the wire frame 17 inner wall, wire frame 17 sets up the right flank at cabinet body 1 inner wall, first spread groove 19 has been seted up to the upper surface of vertical line board 18, the intermediate hole 20 has all been seted up to the front of first spread groove 19 inner wall and the back of inner wall.
The left side of horizontal line board 22 has seted up second spread groove 23, the upper surface and the lower surface of static contact 13 all are provided with first piston rod 32, the top of first piston rod 32 is provided with first piston plate 33, first piston plate 33 sets up in first piston cavity 34, two first piston cavities 34 all set up at the piston frame 35 inner wall, the inside second piston cavity 36 that is provided with of piston frame 35, through setting up first piston cavity 34, first piston plate 33, first piston rod 32, second piston plate 38 and second piston rod 39, direct press control board 40 removes, can pass through the air conversion in first piston cavity 34 and the second piston cavity 36, the removal of control first piston plate 33 and first piston rod 32, conveniently realize pulling static contact 13, make static contact 13 and moving contact 7 separation and contact process convenient control and difficult friction condition, piston frame 35 sets up the front at placing frame 9, the second piston cavity 36 inner wall is provided with second piston plate 38, the front of second piston plate 38 is provided with second piston rod 39.
Specifically, as shown in fig. 5, the front surface of the second piston rod 39 is provided with a control board 40, the first piston cavity 34 is communicated with the second piston cavity 36 through a connecting pipe 37, the connecting pipe 37 can realize communication between the first piston cavity 34 and the second piston cavity 36 by arranging the connecting pipe 37, so that flow between the first piston cavity 34 and the second piston cavity 36 can be conveniently controlled, the back surface of the second piston plate 38 is provided with a second spring 41, after a worker releases the control board 40, the second spring 41 can automatically control the second piston plate 38 to move, automatically control air in the second piston cavity 36 to be transferred into the first piston cavity 34, a resetting process of the first piston plate 33 and the fixed contact 13 is realized, and one end of the back surface of the second spring 41 is fixedly connected with the back surface of the inner wall of the second piston cavity 36.
Specifically, as shown in fig. 4, the lower surface of the inner wall of the placing groove 12 is provided with a first spring 11, the top end of the first spring 11 is fixedly connected with the lower surface of the baffle 10, and by arranging the first spring 11, the first spring 11 can apply acting force to the baffle 10, so that the close contact between the baffle 10 and the contact block 8 is ensured, and the sealing performance of the placing frame 9 is ideal after the moving contact 7 moves into the placing frame 9, and the dust-proof and moisture-proof performances of the placing frame 9 are more ideal.
Specifically, as shown in fig. 3, the right side of the drawer 3 is overlapped with the left side of two cushions 6, the cushions 6 are arranged on the right side of the inner wall of the support frame 5, and by arranging the cushions 6, when the drawer 3 is pushed into the cabinet body 1, the cushions 6 can avoid collision between the drawer 3 and the support frame 5, so that the moving process of the moving contact 7 is ensured to be smoother.
Specifically, as shown in fig. 3 and 7, the front surface of the inner wall of the first connecting groove 19 and the back surface of the inner wall are both provided with a plurality of first rubber blocks 21, the upper surface of the inner wall of the second connecting groove 23 and the lower surface of the inner wall are both provided with a plurality of second rubber blocks 24, the opposite surfaces of the first rubber blocks 21 on the front side and the rear side are provided with the same wire 15, the wire 15 is arranged between the second rubber blocks 24 on the upper side and the lower side, the wire 15 is arranged on the right side of the static contact 13, the first rubber blocks 21, the second rubber blocks 24, the first connecting groove 19, the second connecting groove 23 and the middle hole 20 are arranged, and the corner of the middle hole 20, which is close to the wire 15, is an obtuse angle, the first rubber blocks 21 and the second rubber blocks 24 can limit the wire 15 in the first connecting groove 19 and the second connecting groove 23, so that random shaking of the wire 15 is avoided, and meanwhile, when the wire 15 is stored in the first connecting groove 19 and the second connecting groove 23, the wire 15 is prevented from being extruded and strongly rubbed, and the stable placement of the wire 15 can be ensured while the service life of the wire 15 is ensured.
Specifically, as shown in fig. 7, the upper surface of the transverse wire plate 22 is provided with a rotating component 28, through setting the rotating component 28, connection between the transverse wire plate 22 and the threaded column 29 can be realized, stable contact between the threaded column 29 and the transverse wire plate 22 is ensured while rotating, the top end of the rotating component 28 is fixedly connected with the bottom end of the threaded column 29, the outer surface of the threaded column 29 is provided with a threaded cap 30, through setting the threaded cap 30 and the threaded column 29, the threaded column 29 can move up and down while rotating the threaded column 29, the transverse wire plate 22 is conveniently controlled to move up and down, the positions of the transverse wire plate 22 and the fixed contact 13 can be adjusted according to the positions of the placing plate 2 and the drawer 3, the overall wiring of the cabinet body 1 is flexible and adjustable, the threaded cap 30 is arranged on the upper surface of the fixed plate 31, and the fixed plate 31 is arranged on the back of the longitudinal wire plate 18.
Specifically, as shown in fig. 9, the front surface of the inner wall of the guide groove 25 and the back surface of the inner wall are both provided with a sliding groove 26, and sliding blocks 27 are arranged in the sliding groove 26, so that the transverse line plate 22 is ensured not to incline and shake while sliding in the vertical direction, the separation condition between the transverse line plate 22 and the longitudinal line plate 18 is avoided, the position adjustment process of the transverse line plate 22 is ensured to be smoothly and smoothly carried out, and the opposite surfaces of the two sliding blocks 27 are respectively fixedly connected with the front surface and the back surface of the longitudinal line plate 18.
Specifically, as shown in fig. 2, the front surface of the drawer 3 is provided with a heat dissipation hole 4, and the right side surface of the placing plate 2 is fixedly connected with the right side surface of the inner wall of the supporting frame 5.
The working principle of the invention is as follows:
s1, when the device is needed to be used, the threaded column 29 is directly controlled to rotate, at the moment, the threaded column 29 drives the transverse wire plate 22 to move upwards, when the transverse wire plate 22 and the fixed contact 13 move to the position corresponding to the placement plate 2, the threaded column 29 stops rotating, then a worker can directly place the drawer 3 on the surface of the placement plate 2, meanwhile, the control plate 40 is pressed, and meanwhile, the second piston plate 38 presses the second spring 41;
s2, simultaneously, air in the first piston cavity 34 is sucked into the second piston cavity 36, simultaneously, the first piston rods 32 at two sides pull the fixed contact 13, at the moment, the drawer 3 is pushed to move into the cabinet body 1, after the movable contact 7 moves to the inner position of the fixed contact 13, the contact block 8 presses the baffle 10, at the moment, the control plate 40 is loosened, and meanwhile, the second spring 41 returns to the original state and drives the second piston plate 38 to move;
s3, simultaneously, air in the second piston cavity 36 is transferred into the first piston cavity 34, meanwhile, the fixed contact 13 is restored to be in contact with the moving contact 7, the placing process of the drawer 3 is completed, when the drawer 3 needs to be taken out, the control board 40 is directly pressed, meanwhile, the first piston plate 33 is separated from the moving contact 7 by pulling the fixed contact 13 through the first piston rod 32, then the drawer 3 can be pulled out leftwards, and then the control board 40 is released.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art in a specific case.
While the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes may be made without departing from the spirit of the present patent within the knowledge of one of ordinary skill in the art.
Claims (9)
1. The utility model provides a hierarchical wiring arrangement of low-voltage drawer type cubical switchboard, includes cabinet body (1), its characterized in that: five placing plates (2) are arranged on the inner wall of the cabinet body (1), a drawer (3) is arranged on the upper surface of the placing plate (2), a moving contact (7) is arranged on the right side surface of the drawer (3), a contact block (8) is arranged on the outer surface of the moving contact (7), a baffle (10) is lapped on the upper surface and the lower surface of the contact block (8), the baffle (10) is arranged on the inner wall of a placing groove (12), the placing groove (12) is formed in the inner wall of a placing frame (9), and the left side surface of the placing frame (9) is lapped with the right side surface of a supporting frame (5);
the support frame (5) is arranged on the inner wall of the cabinet body (1), the outer surface of the moving contact (7) is lapped with the fixed contact (13), a right side surface connecting plate (14) of the fixed contact (13), a right side surface of the connecting plate (14) is provided with a connecting seat (16), the placing frame (9) is arranged on the left side surface of the connecting seat (16), the connecting seat (16) is arranged on the left side surface of the transverse wire plate (22), a guide groove (25) is formed in the upper surface of the transverse wire plate (22), a longitudinal wire plate (18) is arranged on the inner wall of the guide groove (25), the longitudinal wire plate (18) is arranged on the inner wall of the wire frame (17), the wire frame (17) is arranged on the right side surface of the inner wall of the cabinet body (1), and a first connecting groove (19) is formed in the upper surface of the longitudinal wire plate (18), and middle holes (20) are formed in the front of the inner wall and the back of the inner wall of the first connecting groove (19).
The left side of transversal board (22) has seted up second spread groove (23), the upper surface and the lower surface of stationary contact (13) all are provided with first piston rod (32), the top of first piston rod (32) is provided with first piston plate (33), first piston plate (33) set up in first piston chamber (34), two first piston chamber (34) all set up at piston frame (35) inner wall, piston frame (35) inside is provided with second piston chamber (36), piston frame (35) set up the front at place frame (9), second piston chamber (36) inner wall is provided with second piston plate (38), the front of second piston plate (38) is provided with second piston rod (39).
2. A hierarchical wiring device for a low voltage drawer type switchgear as claimed in claim 1, wherein: the front face of the second piston rod (39) is provided with a control plate (40), and the first piston cavity (34) is communicated with the second piston cavity (36) through a connecting pipe (37).
3. A hierarchical wiring device for a low voltage drawer type switchgear as claimed in claim 1, wherein: the back of the second piston plate (38) is provided with a second spring (41), and one end of the back of the second spring (41) is fixedly connected with the back of the inner wall of the second piston cavity (36).
4. A hierarchical wiring device for a low voltage drawer type switchgear as claimed in claim 1, wherein: the lower surface of the inner wall of the placing groove (12) is provided with a first spring (11), and the top end of the first spring (11) is fixedly connected with the lower surface of the baffle (10).
5. A hierarchical wiring device for a low voltage drawer type switchgear as claimed in claim 1, wherein: the right side of drawer (3) overlap joint with the left side of two blotter (6), blotter (6) set up the right side of support frame (5) inner wall.
6. A hierarchical wiring device for a low voltage drawer type switchgear as claimed in claim 1, wherein: the front of first spread groove (19) inner wall and the back of inner wall all are provided with a plurality of first rubber blocks (21), the upper surface of second spread groove (23) inner wall and the lower surface of inner wall all are provided with a plurality of second rubber blocks (24), and both sides around the opposite face of first rubber block (21) is provided with same wire (15), wire (15) set up between upper and lower both sides second rubber blocks (24), wire (15) set up the right flank at stationary contact (13).
7. A hierarchical wiring device for a low voltage drawer type switchgear as claimed in claim 1, wherein: the upper surface of transversal line board (22) is provided with rotating assembly (28), the top of rotating assembly (28) is connected with the bottom fixed of screw thread post (29), the surface of screw thread post (29) is provided with screw cap (30), screw cap (30) set up the upper surface at fixed plate (31), fixed plate (31) set up the back at longitudinal line board (18).
8. A hierarchical wiring device for a low voltage drawer type switchgear as claimed in claim 1, wherein: the front face of the inner wall of the guide groove (25) and the back face of the inner wall are both provided with sliding grooves (26), sliding blocks (27) are arranged in the sliding grooves (26), and the opposite faces of the two sliding blocks (27) are fixedly connected with the front face and the back face of the longitudinal line plate (18) respectively.
9. A hierarchical wiring device for a low voltage drawer type switchgear as claimed in claim 1, wherein: the front of the drawer (3) is provided with a heat dissipation hole (4), and the right side surface of the placing plate (2) is fixedly connected with the right side surface of the inner wall of the supporting frame (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110136120.4A CN112953326B (en) | 2021-02-01 | 2021-02-01 | Hierarchical wiring arrangement of low-voltage drawer type cubical switchboard |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110136120.4A CN112953326B (en) | 2021-02-01 | 2021-02-01 | Hierarchical wiring arrangement of low-voltage drawer type cubical switchboard |
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| CN112953326A CN112953326A (en) | 2021-06-11 |
| CN112953326B true CN112953326B (en) | 2023-11-24 |
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| CN211151187U (en) * | 2019-11-29 | 2020-07-31 | 江苏鑫勒电气科技有限公司 | Drawer type low-voltage switchgear with external protection structure |
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2021
- 2021-02-01 CN CN202110136120.4A patent/CN112953326B/en active Active
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| CN208637844U (en) * | 2018-08-20 | 2019-03-22 | 广东鑫三江电气设备有限公司 | A kind of compact stable type low voltage drawing-out switching carbinet |
| CN210838553U (en) * | 2019-09-11 | 2020-06-23 | 泉州亿力电气技术设备有限公司 | Freely combined low-voltage draw-out type switch cabinet |
| CN211151187U (en) * | 2019-11-29 | 2020-07-31 | 江苏鑫勒电气科技有限公司 | Drawer type low-voltage switchgear with external protection structure |
| CN211017862U (en) * | 2019-12-31 | 2020-07-14 | 江苏堂宇建设工程有限公司 | Low-voltage switch cabinet with electric leakage warning function |
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| CN112953326A (en) | 2021-06-11 |
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