CN220627642U - Interlocking structure between high-low voltage switch cabinets - Google Patents

Abstract

The utility model discloses an interlocking structure between high-low voltage switch cabinets, which relates to the technical field of switch cabinets and comprises a cabinet body, wherein an extending plate is fixedly connected to the upper surface and the lower surface of the front end of the cabinet body, a cabinet door rotating shaft is fixedly connected to one side of the front end inside the cabinet body, a first cabinet door is movably connected to the outer surface of the cabinet door rotating shaft, a cabinet door rotating shaft is fixedly connected to the middle part of one side of the extending plate, a second cabinet door is movably connected to the outer surface of the cabinet door rotating shaft, and a sliding groove is formed in the center of the front end of the bottom surface of the cabinet body. According to the utility model, the first cabinet door, the cabinet door rotating shaft, the limiting column, the limiting block, the limiting spring, the connecting pipe, the conductor block, the sliding groove and the cabinet door sliding block are arranged, so that the interlocking purpose of the cabinet door state and the electrified state is achieved; through setting up connecting block, ground connection push rod, electro-magnet, connecting rod, filler piece, switch spring, switch slider, rotary switch, switch axis of rotation and switch support, reached the purpose of safety control circular telegram.

Description

Interlocking structure between high-low voltage switch cabinets

Technical Field

The utility model relates to the technical field of switch cabinets, in particular to an interlocking structure between high-voltage and low-voltage switch cabinets.

Background

The high-voltage switch cabinet is an electric product with the voltage class of 3.6 kV-550 kV, is an important component part of the manufacturing industry of power transmission and transformation equipment, and occupies a very important position in the whole power industry, and in order to ensure the correct operation sequence of the high-voltage switch equipment, prevent and stop the occurrence of misoperation events, the interlocking between the high-voltage switch equipment cabinets is indispensable, and the interlocking structure between the high-voltage switch cabinets and the low-voltage switch cabinets is needed.

The utility model discloses an inter-cabinet mechanical interlocking device of a high-voltage fixed cabinet in a Chinese patent application publication No. CN216085786U, which comprises a first cabinet and a second cabinet, and is simple in structure and cost-saving, but the utility model cannot control and confirm that a circuit can be communicated after a cabinet door is closed, the cabinet door is at the risk of not closing and electrifying, and the utility model does not interlock a grounding switch in the structure, so that safety consideration has defects, and in summary, the utility model has the problems of opening and closing of the cabinet door, the non-interlocking of the circuit and the lack of safety control of the grounding switch.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides an interlocking structure between high-low voltage switch cabinets, which solves the problems in the prior art.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the cabinet comprises a cabinet body, wherein an extension plate is fixedly connected to the upper surface and the lower surface of the front end of the cabinet body, a cabinet door rotating shaft is fixedly connected to one side of the front end inside the cabinet body, a first cabinet door is movably connected to the outer surface of the cabinet door rotating shaft, a cabinet door rotating shaft is fixedly connected to the middle part of one side of the extension plate, and a second cabinet door is movably connected to the outer surface of the cabinet door rotating shaft;

the cabinet comprises a cabinet body, and is characterized in that a sliding groove is formed in the center of the front end of the bottom surface of the cabinet body, a limit column is movably connected to the inner side of the sliding groove, a cabinet door sliding block is fixedly connected to the front end of the limit column, a limit spring is fixedly connected to the middle of the bottom surface of the sliding groove, one end of the limit spring is fixedly connected with the limit column, a connecting pipe is fixedly connected to the lower end of the cabinet body, a conductor block is fixedly connected to one side of the limit column, and the conductor block is movably connected with the connecting pipe;

the novel multifunctional switch cabinet is characterized in that one side of the upper portion of the cabinet body is movably connected with a grounding push rod, one side of the grounding push rod is fixedly connected with a connecting rod, the other end of the connecting rod is fixedly connected with a filling block, two switch brackets are fixedly connected with one side of the upper portion of the back of the cabinet body, the center of one switch bracket is fixedly connected with a switch rotating shaft, the outer surface of the switch rotating shaft is movably connected with a rotating switch, one side of the other switch bracket is movably connected with a switch sliding block, one side of the switch sliding block is fixedly connected with a switch spring, and the filling block is movably connected with the switch sliding block.

Optionally, cabinet body one side fixedly connected with stopper, stopper and first cabinet door swing joint, the handle has been seted up at second cabinet door one end middle part.

Optionally, the upper and lower end symmetry fixedly connected with of second cabinet door leads to the groove piece, the upper and lower end symmetry fixedly connected with of second cabinet door two locating pieces, lead to the groove piece and the locating piece center through-hole coaxial and swing joint have the movable pin, movable pin and extension board swing joint.

Optionally, spacing post and first cabinet door swing joint, cabinet door slider and cabinet body bottom swing joint, the connecting pipe passes through cabinet body back and outside electricity and connects.

Optionally, earth push rod surface fixedly connected with connecting block, empty slot swing joint is seted up to connecting block and the cabinet body, earth push rod one side swing joint has the electro-magnet, empty slot fixed connection is seted up to electro-magnet and the cabinet body.

Optionally, the rotary switch both sides face and switch support swing joint, the rotary switch both sides face and switch slider swing joint, switch spring one end and switch support fixed connection.

The utility model provides an interlocking structure between high-low voltage switch cabinets, which has the following beneficial effects:

this interlocking structure between high-low voltage switch cabinet, through setting up first cabinet door, the cabinet door axis of rotation, spacing post, the stopper, spacing spring, the connecting pipe, the conductor piece, sliding tray and cabinet door slider, first cabinet door is round cabinet door axis of rotation and is circular motion, spacing post prevents that first cabinet door from normally closing, make spacing post and first cabinet door do not have the interference through sliding cabinet door slider, by stopper hookup location after first cabinet door closes, loosen cabinet door slider, under spacing spring effect, spacing post resets and first cabinet door cooperation, first cabinet door closes tightly, at this moment, conductor piece and the connecting pipe intercommunication of spacing post below, the device can be connected with external electricity, if first cabinet door does not close, conductor piece and connecting pipe disconnection, the device can not be circular telegram, cabinet door state and the mesh of circular telegram state interlocking have been reached.

This interlocking structure between high-low voltage switch cabinet, through setting up the connecting block, the earth push rod, the electro-magnet, the connecting rod, the filling piece, the switch spring, the switch slider, rotary switch, switch axis of rotation and switch support, connect synchronous motion with earth push rod and filling piece through the connecting rod, the direction of motion of earth push rod is restricted by the connecting block, the filling piece is between switch support and switch slider, the fixed rotation switch of rotary switch around switch axis of rotation and switch support connection that has stopped of switch slider position, only the earth push rod moves forward and drives the filling piece and keep away from switch support and switch slider after the ground connection position, the rotary switch overcomes the Guan Danhuang effort, through switch slider, successfully make two switch support connections, the electro-magnet circular telegram begins work and attracts the earth push rod static, the switch can be connected just after the earth push rod ground connection, the purpose of safety control circular telegram has been reached.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic diagram of a front cross-sectional structure of the present utility model;

FIG. 3 is a schematic top view of the present utility model;

FIG. 4 is a schematic side sectional view of the present utility model;

FIG. 5 is an enlarged schematic view of the structure of FIG. 1, A according to the present utility model;

fig. 6 is an enlarged schematic view of the structure of fig. 3-B according to the present utility model.

In the figure: 1. a cabinet body; 2. a second cabinet door; 3. a handle; 4. a protruding plate; 5. a through groove block; 6. a moving pin; 7. a positioning block; 8. a first cabinet door; 9. a cabinet door rotating shaft; 10. a limiting block; 11. a connecting block; 12. a grounding push rod; 13. an electromagnet; 14. a connecting rod; 15. filling blocks; 16. a switch spring; 17. a switch slide; 18. a rotary switch; 19. a switch rotating shaft; 20. a switch bracket; 21. a limit column; 22. a limit spring; 23. a connecting pipe; 24. a conductor block; 25. a sliding groove; 26. a cabinet door slide block.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Example 1

Referring to fig. 1 to 5, the present utility model provides a technical solution: the interlocking structure between high-low voltage switch cabinets comprises a cabinet body 1, an extension plate 4 is fixedly connected to the upper and lower sides of the front end of the cabinet body 1, a cabinet door rotating shaft 9 is fixedly connected to one side of the front end inside the cabinet body 1, a first cabinet door 8 is movably connected to the outer surface of the cabinet door rotating shaft 9, a limiting block 10 is fixedly connected to one side of the cabinet body 1, the limiting block 10 is movably connected with the first cabinet door 8, a cabinet door rotating shaft 9 is fixedly connected to the middle part of one side of the extension plate 4, a second cabinet door 2 is movably connected to the outer surface of the cabinet door 9, a handle 3 is arranged in the middle of one end of the second cabinet door 2, a through groove block 5 is symmetrically and fixedly connected to the upper and lower ends of the second cabinet door 2, two positioning blocks 7 are symmetrically and fixedly connected to the upper and lower ends of the second cabinet door 2, a movable pin 6 is coaxially and movably connected to the central through hole of the through groove block 5 and the positioning block 7, a sliding groove 25 is arranged in the front center of the bottom end of the cabinet body 1, the inner side of the sliding groove 25 is movably connected with a limit column 21, the limit column 21 is movably connected with a first cabinet door 8, the front end of the limit column 21 is fixedly connected with a cabinet door slide block 26, the cabinet door slide block 26 is movably connected with the bottom of the cabinet body 1, the middle part of the bottom surface of the sliding groove 25 is fixedly connected with a limit spring 22, one end of the limit spring 22 is fixedly connected with the limit column 21, the lower end of the cabinet body 1 is fixedly connected with a connecting pipe 23, one side of the limit column 21 is fixedly connected with a conductor block 24, the conductor block 24 is movably connected with the connecting pipe 23, the connecting pipe 23 is electrically connected with the outer side through the back surface of the cabinet body 1, by arranging the first cabinet door 8, a cabinet door rotating shaft 9, the limit column 21, a limit block 10, the limit spring 22, the connecting pipe 23, the conductor block 24, the sliding groove 25 and the cabinet door slide block 26, the first cabinet door 8 do circular motion around the cabinet door rotating shaft 9, the limit column 21 prevents the first cabinet door 8 from normally closing, the limiting column 21 and the first cabinet door 8 are free from interference through the sliding cabinet door sliding block 26, the first cabinet door 8 is closed and then is limited by the limiting block 10, the cabinet door sliding block 26 is loosened, the limiting column 21 is reset and matched with the first cabinet door 8 under the action of the limiting spring 22, the first cabinet door 8 is tightly closed, at the moment, the conductor block 24 and the connecting pipe 23 below the limiting column 21 are communicated, the device can be electrically connected with the outside, if the first cabinet door 8 is not closed, the conductor block 24 and the connecting pipe 23 are disconnected, the device cannot be electrified, and the purpose of interlocking the cabinet door state and the electrified state is achieved.

When the cabinet door is used, the first cabinet door 8 is closed, the cabinet door slider 26 is slid downwards to drive the limiting column 21 to move downwards against the acting force of the limiting spring 22 and do not interfere with the first cabinet door 8, the first cabinet door 8 moves circularly around the cabinet door rotating shaft 9, the limiting block 10 limits the position after the first cabinet door 8 is closed, the cabinet door slider 26 is loosened, the limiting spring 22 relaxes the limiting column 21 to reset and is matched with the first cabinet door 8, the first cabinet door 8 is closed, the conductor block 24 below the limiting column 21 is communicated with the connecting pipe 23, the device can be electrically connected with the outside, if the first cabinet door 8 is not closed, the conductor block 24 is disconnected with the connecting pipe 23, the device can not be electrified, then the second cabinet door 2 is closed, and the movable pin 6 is rotated to be clamped between the through groove block 5 and the positioning block 7 and connected with the extension plate 4 at the fixed position through the through groove block 5, and the safety use can be realized.

Example 2

Referring to fig. 1 to 6, the present utility model provides a technical solution: the interlocking structure between high and low voltage switch cabinets comprises a cabinet body 1, an extension plate 4 is fixedly connected to the upper and lower sides of the front end of the cabinet body 1, a cabinet door rotating shaft 9 is fixedly connected to one side of the front end inside the cabinet body 1, a first cabinet door 8 is movably connected to the outer surface of the cabinet door rotating shaft 9, a limiting block 10 is fixedly connected to one side of the cabinet body 1, the limiting block 10 is movably connected with the first cabinet door 8, a cabinet door rotating shaft 9 is fixedly connected to the middle part of one side of the extension plate 4, a second cabinet door 2 is movably connected to the outer surface of the cabinet door 9, a handle 3 is arranged in the middle of one end of the second cabinet door 2, a through groove block 5 is symmetrically and fixedly connected to the upper and lower ends of the second cabinet door 2, two positioning blocks 7 are symmetrically and fixedly connected to the upper and lower ends of the second cabinet door 2, a movable pin 6 is coaxially and movably connected to the central through hole of the through groove block 5 and the positioning block 7, a movable pin 6 is movably connected to the extension plate 4, a grounding push rod 12 is movably connected to one side of the upper part of the cabinet body 1, the outer surface of the grounding push rod 12 is fixedly connected with a connecting block 11, the connecting block 11 is movably connected with the cabinet body 1 through a hollow groove, one side of the grounding push rod 12 is movably connected with an electromagnet 13, the electromagnet 13 is fixedly connected with the cabinet body 1 through the hollow groove, one side of the grounding push rod 12 is fixedly connected with a connecting rod 14, the other end of the connecting rod 14 is fixedly connected with a filling block 15, one side of the upper part of the back of the cabinet body 1 is fixedly connected with two switch brackets 20, the center of one switch bracket 20 is fixedly connected with a switch rotating shaft 19, the outer surface of the switch rotating shaft 19 is movably connected with a rotary switch 18, one side of the other switch bracket 20 is movably connected with a switch slide block 17, two side surfaces of the rotary switch 18 are movably connected with the switch slide block 17, one side of the switch slide block 17 is fixedly connected with a switch spring 16, the filling block 15 is movably connected with the switch slide block 17, one end of a switch spring 16 is fixedly connected with a switch bracket 20, through arranging a connecting block 11, a grounding push rod 12, an electromagnet 13, a connecting rod 14, a filling block 15, the switch spring 16, a switch sliding block 17, a rotary switch 18, a switch rotating shaft 19 and the switch bracket 20, the grounding push rod 12 and the filling block 15 are connected and synchronously move through the connecting rod 14, the moving direction of the grounding push rod 12 is limited by the connecting block 11, the rotary switch 18 is prevented from rotating around the switch rotating shaft 19 and being connected with the switch bracket 20 by the position fixing of the switch sliding block 17 when the filling block 15 is arranged between the switch bracket 20 and the switch sliding block 17, the filling block 15 is driven to be far away from the switch bracket 20 and the switch sliding block 17 after the grounding push rod 12 moves forwards to the grounding position, the rotary switch 18 overcomes the acting force of the switch spring 16, the two switch brackets 20 are successfully connected through the switch sliding block 17, the electromagnet 13 is electrified to start working to attract the grounding push rod 12 to be static, and the grounding push rod 12 is connected with an electrifying switch after being grounded, so that the aim of safely controlling electrifying is achieved.

When the switch cabinet is used, the first cabinet door 8 is closed firstly, the position of the first cabinet door 8 is limited by the limiting block 10 after the first cabinet door 8 is closed, then the second cabinet door 2 is closed, the rotary moving pin 6 is clamped between the through groove block 5 and the positioning block 7 through the through groove of the through groove block 5 and is connected with the fixed position of the extending plate 4, when the filling block 15 is arranged between the switch bracket 20 and the switch sliding block 17, the position of the switch sliding block 17 is fixed, the rotary switch 18 is prevented from rotating around the switch rotating shaft 19 and is connected with the switch bracket 20, the grounding push rod 12 is pushed to move forwards to the grounding position, the filling block 15 is driven by the connecting rod 14 to be far away from the switch bracket 20 and the switch sliding block 17, the rotary switch 18 overcomes the acting force of the switch spring 16, and the two switch sliding blocks 17 are connected successfully, and the electromagnet 13 is electrified to start working, so that the grounding push rod 12 is attracted to be stationary, and can be safely used.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (6)

1. The utility model provides a high-low voltage switchgear inter-cabinet interlocking structure, includes cabinet body (1), its characterized in that: the novel cabinet is characterized in that the upper surface and the lower surface of the front end of the cabinet body (1) are fixedly connected with extension plates (4), one side of the front end inside the cabinet body (1) is fixedly connected with a cabinet door rotating shaft (9), the outer surface of the cabinet door rotating shaft (9) is movably connected with a first cabinet door (8), the middle part of one side of the extension plate (4) is fixedly connected with a cabinet door rotating shaft (9), and the outer surface of the cabinet door rotating shaft (9) is movably connected with a second cabinet door (2);

the novel cabinet is characterized in that a sliding groove (25) is formed in the center of the front end of the bottom surface of the cabinet body (1), a limiting column (21) is movably connected to the inner side of the sliding groove (25), a cabinet door sliding block (26) is fixedly connected to the front end of the limiting column (21), a limiting spring (22) is fixedly connected to the middle of the bottom surface of the sliding groove (25), one end of the limiting spring (22) is fixedly connected with the limiting column (21), a connecting pipe (23) is fixedly connected to the lower end of the cabinet body (1), a conductor block (24) is fixedly connected to one side of the limiting column (21), and the conductor block (24) is movably connected with the connecting pipe (23);

the novel intelligent cabinet temperature control device is characterized in that the grounding push rod (12) is movably connected to one side of the upper portion of the cabinet body (1), the connecting rod (14) is fixedly connected to one side of the grounding push rod (12), the filling block (15) is fixedly connected to the other end of the connecting rod (14), two switch brackets (20) are fixedly connected to one side of the upper portion of the back of the cabinet body (1), the switch rotating shaft (19) is fixedly connected to the center of one switch bracket (20), the rotary switch (18) is movably connected to the outer surface of the switch rotating shaft (19), the switch sliding block (17) is movably connected to one side of the other switch bracket (20), the switch spring (16) is fixedly connected to one side of the switch sliding block (17), and the filling block (15) and the switch sliding block (17) are movably connected.

2. The high-low voltage switch cabinet interlocking structure according to claim 1, wherein: the novel cabinet is characterized in that a limiting block (10) is fixedly connected to one side of the cabinet body (1), the limiting block (10) is movably connected with the first cabinet door (8), and a handle (3) is arranged in the middle of one end of the second cabinet door (2).

3. The high-low voltage switch cabinet interlocking structure according to claim 1, wherein: the novel cabinet is characterized in that the upper end and the lower end of the second cabinet door (2) are symmetrically and fixedly connected with a through groove block (5), the upper end and the lower end of the second cabinet door (2) are symmetrically and fixedly connected with two positioning blocks (7), the through groove block (5) and the central through hole of the positioning block (7) are coaxial and are movably connected with a movable pin (6), and the movable pin (6) is movably connected with an extending plate (4).

4. The high-low voltage switch cabinet interlocking structure according to claim 1, wherein: the limiting column (21) is movably connected with the first cabinet door (8), the cabinet door sliding block (26) is movably connected with the bottom of the cabinet body (1), and the connecting pipe (23) is electrically connected with the outer side through the back of the cabinet body (1).

5. The high-low voltage switch cabinet interlocking structure according to claim 1, wherein: the novel intelligent cabinet is characterized in that a connecting block (11) is fixedly connected to the outer surface of the grounding push rod (12), the connecting block (11) and the cabinet body (1) are movably connected with each other through a hollow groove, an electromagnet (13) is movably connected to one side of the grounding push rod (12), and the electromagnet (13) and the cabinet body (1) are fixedly connected through the hollow groove.

6. The high-low voltage switch cabinet interlocking structure according to claim 1, wherein: the two sides of the rotary switch (18) are movably connected with the switch support (20), the two sides of the rotary switch (18) are movably connected with the switch sliding block (17), and one end of the switch spring (16) is fixedly connected with the switch support (20).