CN219458442U

CN219458442U - Drawer protection device for low-voltage drawer type switch cabinet

Info

Publication number: CN219458442U
Application number: CN202320618481.7U
Authority: CN
Inventors: 乔东晓; 邢利平; 裴海峰; 王晓鹏
Original assignee: Henan Yukai Electric Co ltd
Current assignee: Henan Yukai Electric Co ltd
Priority date: 2023-03-27
Filing date: 2023-03-27
Publication date: 2023-08-01
Anticipated expiration: 2033-03-27

Abstract

The utility model relates to a drawer protection device for a low-voltage drawer type switch cabinet, which comprises two protection pieces, wherein the two protection pieces are symmetrically arranged at two sides of a drawer groove respectively; one end of the connecting sleeve is rotationally sleeved outside the fixed shaft, a baffle is fixedly arranged in the other end of the connecting sleeve, the sliding plate is longitudinally and slidably arranged in the middle position inside the connecting sleeve, a square iron block matched with the clamping groove structure is fixedly arranged in the center of the rear end face of the connecting sleeve, a reset spring is arranged between the front end face and the baffle, the connecting block is fixedly arranged on the inner side of the connecting sleeve, the protection plate is longitudinally and slidably arranged on the inner side of the connecting block, the pressing plate is parallelly arranged at the rear end of the protection plate, and an elastic buffer piece is longitudinally and fixedly arranged between the pressing plate and the protection plate; the utility model has the advantages of safe and convenient use and good protection effect.

Description

Drawer protection device for low-voltage drawer type switch cabinet

Technical Field

The utility model belongs to the technical field of switch cabinets, and particularly relates to a drawer protection device for a low-voltage drawer type switch cabinet.

Background

The drawer type switch cabinet is a functional unit capable of completing a certain type of power supply task, and is generally made of a steel plate into a closed shell, wherein a main switch is arranged in the closed shell, and the main switch is provided with a wire inlet end electrically connected with a live bus and a wire outlet end electrically connected with an external electrical element; when the drawer type switch cabinet is in fault and needs to be overhauled, the drawer can be directly pulled out from the inside of the switch cabinet frame body to be overhauled, and after the overhauling is finished, the drawer is pushed into the inside of the switch cabinet frame body to finish the installation, so that the installation is very convenient; drawer type switch cabinets are widely used in the field of control equipment of piezoelectric devices; however, since the existing drawer type switch cabinet is not provided with an effective protection device at the outer side of the drawer, the drawer and the internal electrical equipment thereof are easily damaged due to external force impact or collision during use, and meanwhile, when the drawer type switch cabinet works, the internal electrical elements and the bus are in an electrified state, and if the drawer is pulled out due to collision impact, danger is easily caused; in order to solve the problems, it is necessary to develop a drawer protection device for a low-voltage drawer type switch cabinet, which is safe and convenient to use and has good protection effect.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art and provide the drawer protection device for the low-voltage drawer type switch cabinet, which is safe and convenient to use and good in protection effect.

The purpose of the utility model is realized in the following way: the utility model provides a drawer protection device for low pressure drawer type switch cabinet, includes the cabinet body and guard piece, the middle part of cabinet body front end face is provided with a plurality of drawer grooves, the inside slip of drawer groove is provided with the drawer, the guard piece has two, and the symmetry sets up respectively in the both sides of drawer groove, and it includes fixed axle, adapter sleeve, sliding plate, connecting block, guard plate and clamp plate, the fixed axle is whole to be vertical setting, and its one end and the front end face fixed connection of cabinet body, the center department of the other end is provided with square draw-in groove, and the tank bottom face fixed of draw-in groove is provided with the electro-magnet, the electro-magnet passes through wire and the power supply circuit intercommunication of the inside electrical equipment of drawer; the outside of fixed axle is located to adapter sleeve one end cover to rotate with the fixed axle through spacing bearing and be connected, the inside fixed baffle that is provided with of the other end, the sliding plate is located the inside intermediate position of adapter sleeve, and its both sides are all fixed to be provided with the slider to through slider and adapter sleeve's inner wall longitudinal sliding connection, and the center department of sliding plate rear end face is fixed with square iron plate with draw-in groove structure matched with, fixedly between preceding terminal surface and the baffle be provided with reset spring, the connecting block is located adapter sleeve's inboard, its one end and adapter sleeve fixed connection, and the middle part of the other end vertically is provided with the spread groove, the guard plate is located the inboard of connecting block, and through the lug and the spread groove sliding connection of its side, the clamp plate parallel sets up in the rear end of guard plate, and vertical fixedly between clamp plate and the guard plate is provided with elastic buffer spare.

The utility model discloses a cabinet, including the cabinet body, connecting sleeve's front end face, connecting sleeve's outside is provided with the limiting plate, the limiting plate is whole to be L type, its front end face fixed connection with the cabinet body to do not contact each other with connecting sleeve between.

One end surface of the pressing plate, which is far away from the elastic buffer piece, is fixedly provided with an anti-slip soft cushion.

The elastic buffer piece consists of a guiding telescopic rod and a spring sleeved outside the guiding telescopic rod.

The middle parts of the upper surface and the lower surface of the pressing plate are respectively provided with a strip-shaped buckle pull groove.

The utility model has the beneficial effects that: according to the utility model, the fixed shaft, the square clamping groove, the electromagnet, the square iron block, the sliding plate, the baffle plate and the connecting sleeve are arranged, when the drawer is used, the power supply circuit of the electrical equipment in the drawer can be started, the electromagnet can be started by starting the power supply circuit of the electrical equipment, at the moment, the magnetic attraction effect of the electromagnet on the square iron block is utilized, the sliding connection between the sliding plate and the connecting sleeve is matched, the reset spring can be unfolded, the sliding plate and the square iron block can longitudinally move, so that the matched connection between the square iron block and the clamping groove is realized, at the moment, the limit of the connecting sleeve can be realized by utilizing the matched connection between the square iron block and the clamping groove, the fixed connection between the fixed shaft and the cabinet body and the longitudinal sliding connection between the sliding plate and the connecting sleeve, the problem that the protection plate is offset in position can be caused due to the relative rotation between the connecting sleeve and the fixed shaft during the use is avoided, and the protection effect on the drawer is influenced, and meanwhile, the structure can also be adopted, the safety in the operation can be increased (namely, the position of the protection plate cannot be rotated and adjusted by the connecting sleeve under the condition that the electrical equipment in the drawer is not powered off), the square iron block is not used, the drawer is in the working position of the drawer is blocked by the drawer, and the square iron block is in the working position, the working position of the protection plate is not matched with the square iron block, and the reset spring can be contracted, and the reset spring can be stopped by the sliding connection between the square iron block and the square iron block is not be pulled out; through setting up the guard plate, utilize the guard plate can play the effect of protection to the drawer, avoid causing drawer and inside electrical equipment to appear damaging the problem because of external direct impact or collision to the drawer, simultaneously, through setting up connecting block, spread groove and elastic buffer spare, utilize the elasticity of elastic buffer spare and the guard plate to pass through the longitudinal sliding connection of spread groove and connecting block, can receive external force impact or collision after the guard plate, carry out longitudinal removal, with this structure, compare in rigid connection, can play certain cushioning effect, thereby increase the guard plate to the protection effect of drawer; in general, the utility model has the advantages of safe and convenient use and good protection effect.

Drawings

Fig. 1 is a front view of the present utility model.

Fig. 2 is a top view of the attachment of the guard to the cabinet of the present utility model.

Fig. 3 is a cross-sectional view of a top view of the attachment of the guard to the cabinet of the present utility model.

FIG. 4 is a cross-sectional view showing the top view of the connection between the stationary shaft, the connection sleeve, the sliding plate and the connection block in the present utility model

In the figure: 1. a cabinet body; 11. a drawer slot; 2. a guard; 21. a fixed shaft; 211. a clamping groove; 212. an electromagnet; 22. a connection sleeve; 221. a baffle; 222. a return spring; 23. a sliding plate; 231. a slide block; 232. square iron blocks; 24. a connecting block; 241. a connecting groove; 25. a protection plate; 26. a pressing plate; 261. a strip-shaped buckle pull groove; 27. an elastic buffer member; 28. a limiting plate; 3. and a drawer.

Detailed Description

The utility model is further described below with reference to the accompanying drawings.

Examples: as shown in fig. 1, fig. 2, fig. 3 and fig. 4, a drawer protection device for a low-voltage drawer type switch cabinet comprises a cabinet body 1 and a protection piece 2, wherein a plurality of drawer grooves 11 are formed in the middle of the front end face of the cabinet body 1, two drawers 3 are slidably arranged in the drawer grooves 11, two protection pieces 2 are symmetrically arranged on two sides of the drawer grooves 11 respectively, the protection piece 2 comprises a fixed shaft 21, a connecting sleeve 22, a sliding plate 23, a connecting block 24, a protection plate 25 and a pressing plate 26, the whole fixed shaft 21 is longitudinally arranged, one end of the fixed shaft 21 is fixedly connected with the front end face of the cabinet body 1, a square clamping groove 211 is formed in the center of the other end of the fixed shaft, an electromagnet 212 is fixedly arranged at the bottom face of the clamping groove 211, and the electromagnet 212 is communicated with a power supply circuit of electric equipment inside the drawers 3 through a wire; the utility model discloses a connecting sleeve 22, including fixed axle 21, connecting sleeve 22, baffle plate, clamp plate 26, clamp plate 25, connecting sleeve 22, connecting sleeve 24, connecting sleeve 22, connecting groove 241, connecting plate 25, clamp plate 26 and elastic buffer 27, wherein the outside of fixed axle 21 is located to one end cover to rotate with fixed axle 21 through spacing bearing, the inside fixed baffle 221 that is provided with of the other end, sliding plate 23 is located the intermediate position of connecting sleeve 22 inside, both sides are all fixed and are provided with slider 231, and through slider 231 and the inside wall longitudinal sliding connection of connecting sleeve 22, and the center department of sliding plate 23 rear end face is fixed with draw-in groove 211 structure matched with square iron block 232, fixedly is provided with reset spring 222 between preceding terminal surface and the baffle 221, connecting plate 24 is located the inboard of connecting sleeve 22, and its one end is provided with connecting groove 241 longitudinally in the middle part of the other end, guard plate 25 is located the inboard of connecting plate 24, and through the lug and the connecting groove 241 sliding connection of its side end, clamp plate 26 parallel sets up in the rear end of guard plate 25, and longitudinal fixed between clamp plate 26 and the guard plate 25 is provided with elastic buffer 27.

The outer side of the connecting sleeve 22 is provided with a limiting plate 28, the whole limiting plate 28 is L-shaped, is fixedly connected with the front end surface of the cabinet body 1 and is not contacted with the connecting sleeve 22, and the limiting plate 28 can limit the whole rotation range of the protective piece 2; an anti-slip soft cushion is fixedly arranged on the surface of one end of the pressing plate 26 far away from the elastic buffer member 27; the elastic buffer part 27 consists of a guiding telescopic rod and a spring sleeved outside the guiding telescopic rod; the middle parts of the upper surface and the lower surface of the pressing plate 26 are respectively provided with a strip-shaped buckling and pulling groove 261, and the positions of the pressing plate 26 can be longitudinally adjusted conveniently by utilizing the strip-shaped buckling and pulling grooves 261.

When the drawer protection device is used, firstly, an operator applies external force to the pressing plate 26 through the strip-shaped buckle pull groove 261, the elastic buffer member 27 contracts, meanwhile, the pressing plate 26 is separated from contact with the end face of the cabinet body 1, then, the position of the protection plate 25 is adjusted through rotating the connecting sleeve 22 by utilizing the rotating connection between the connecting sleeve 22 and the fixed shaft 21, the vertical standby position is changed to the horizontal working position, then, the external force applied to the pressing plate 26 is removed, at the moment, the pressing plate 26 can be tightly contacted with the surface of the drawer 3 by utilizing the thrust action of the elastic buffer member 27 when being unfolded, at the moment, the protection effect of the protection plate 25 on the drawer 3 is utilized, the problem that the drawer 3 and internal electrical equipment are damaged due to direct impact or collision of the outside is avoided, and the protection plate 25 is longitudinally and slidably connected with the connecting block 24 through the connecting groove 241 by utilizing the elasticity of the elastic buffer member 27, and after the protection plate 25 is impacted or collided by the external force, the structure is adopted, a certain buffer effect can be achieved compared with the rigid connection, and the protection effect of the protection plate 25 on the drawer 3 is increased; after the operation is finished, the power supply circuit of the electrical equipment inside the drawer 3 is electrified and opened (because the electromagnet 212 is communicated with the power supply circuit of the electrical equipment inside the drawer 3 through a wire), the electrifying and opening of the electromagnet 212 can be realized, at the moment, by utilizing the magnetic attraction effect of the square iron block 232 after the electromagnet 212 is electrified and by matching with the sliding connection between the sliding plate 23 and the connecting sleeve 22, the reset spring 222 can be unfolded, the sliding plate 23 and the square iron block 232 can longitudinally move, so that the square iron block 232 can be moved into the clamping groove 211 and is matched and connected with the clamping groove 211, at the moment, the limit of the connecting sleeve 22 can be realized by utilizing the matching connection of the square iron block 232 and the clamping groove 211, the fixed connection between the fixed shaft 21 and the cabinet body 1 and the longitudinal sliding connection between the sliding plate 23 and the connecting sleeve 22, the problem that the position of the protection plate 25 is offset due to the relative rotation between the connecting sleeve 22 and the fixed shaft 21 in the use, and the protection effect of the protection plate 3 can be influenced can be solved, and meanwhile, the structure can be adopted, the safety in the operation can be increased (namely, the protection position of the protection plate 25 cannot be regulated by the rotation of the protection plate 25 under the condition that the electrical equipment inside the drawer 3 is not powered off, and the drawer 3 can not be adjusted by the position of the protection 25 through the connecting sleeve 25); according to the utility model, by arranging the reset spring 222, after the electromagnet 212 is powered off and the magnetic attraction effect of the square iron block 232 is lost, the reset of the sliding plate 23 and the square iron block 232 is realized by utilizing the pulling force of the reset spring 222 when the reset spring 222 is contracted, so that the matched connection between the square iron block 232 and the square clamping groove 211 is relieved, and the whole rotation range of the protection piece 2 can be limited by arranging the L-shaped limiting plate 28 and utilizing the limiting plate 28; in general, the utility model has the advantages of safe and convenient use and good protection effect.

Claims

1. The utility model provides a drawer protection device for low pressure drawer type cubical switchboard, includes cabinet body (1) and protector (2), the middle part of terminal surface is provided with a plurality of drawer grooves (11) before the cabinet body (1), drawer groove (11) inside slip is provided with drawer (3), its characterized in that: the two protection pieces (2) are symmetrically arranged on two sides of the drawer groove (11) respectively and comprise a fixed shaft (21), a connecting sleeve (22), a sliding plate (23), a connecting block (24), a protection plate (25) and a pressing plate (26), the whole fixed shaft (21) is longitudinally arranged, one end of the fixed shaft is fixedly connected with the front end face of the cabinet body (1), a square clamping groove (211) is formed in the center of the other end of the fixed shaft, an electromagnet (212) is fixedly arranged on the bottom surface of the clamping groove (211), and the electromagnet (212) is communicated with a power supply circuit of electrical equipment in the drawer (3) through a wire; the utility model discloses a connecting sleeve (22) one end cover is located the outside of fixed axle (21) to rotate through spacing bearing and fixed axle (21) and be connected, the inside fixed baffle (221) that is provided with of the other end, sliding plate (23) are located the inside intermediate position of connecting sleeve (22), its both sides are all fixed and are provided with slider (231), and through the inside wall longitudinal sliding connection of slider (231) and connecting sleeve (22), and the center department of sliding plate (23) rear end face is fixed with square iron plate (232) with draw-in groove (211) structure matched with, fixed reset spring (222) that is provided with between preceding terminal surface and baffle (221), connecting block (24) are located the inboard of connecting sleeve (22), and the middle part of the other end is provided with spread groove (241) longitudinally, guard plate (25) are located the inboard of connecting block (24), and through the boss and spread groove (241) sliding connection of its side end, clamp plate (26) parallel arrangement is in the rear end of guard plate (25), and is provided with elastic buffer (27) longitudinally fixed between clamp plate (26) and the guard plate (25).

2. The drawer protection device for a low-voltage drawer type switch cabinet as claimed in claim 1, wherein: the outside of adapter sleeve (22) is provided with limiting plate (28), limiting plate (28) wholly are L type, and it is connected with the preceding terminal surface fixed of cabinet body (1) to do not contact each other with adapter sleeve (22).

3. The drawer protection device for a low-voltage drawer type switch cabinet as claimed in claim 1, wherein: an anti-slip soft cushion is fixedly arranged on the surface of one end, far away from the elastic buffer piece (27), of the pressing plate (26).

4. The drawer protection device for a low-voltage drawer type switch cabinet as claimed in claim 1, wherein: the elastic buffer piece (27) is composed of a guiding telescopic rod and a spring sleeved outside the guiding telescopic rod.

5. The drawer protection device for a low-voltage drawer type switch cabinet as claimed in claim 1, wherein: the middle parts of the upper surface and the lower surface of the pressing plate (26) are respectively provided with a strip-shaped buckling and pulling groove (261).