CN214673676U

CN214673676U - Low-voltage drawer type switch device

Info

Publication number: CN214673676U
Application number: CN202120973800.7U
Authority: CN
Inventors: 杭晨聪
Original assignee: Shaanxi Sirui Tomorrow Intelligent Equipment Co ltd
Current assignee: Shaanxi Sirui Tomorrow Intelligent Equipment Co ltd
Priority date: 2021-05-08
Filing date: 2021-05-08
Publication date: 2021-11-09
Anticipated expiration: 2031-05-08

Abstract

The utility model provides a low-voltage drawer type switch device, which belongs to the technical field of electric control cabinets and comprises a cabinet body, a drawer cavity, a clamping piece, a drawer and a heat dissipation device which is arranged at the back of the cabinet body and blows towards the drawer, wherein the drawer is arranged in the drawer cavity in a sliding way, and the blowing end of the heat dissipation device is in transmission connection with the clamping piece through a transmission piece; joint structure joint on promoting the threaded rod through pressing the button is on the joint spare, make the joint spare drive the threaded rod and rotate, cooperation through between threaded rod and the internal thread can outwards remove the drawer, loosen the button when moving suitable position, reset the inside that the joint structure on with the threaded rod released the joint spare through elasticity, thereby make the drawer stop to move, the device utilization can take the device's drawer out to the radiating while of cabinet body inside, make to change the device and need not artifical pull at the in-process of taking out, the condition that the drawer outwards spurs comparatively difficulty has been avoided.

Description

Low-voltage drawer type switch device

Technical Field

The utility model belongs to the technical field of automatically controlled cabinet, concretely relates to low pressure drawer type switching device.

Background

The low-voltage switch cabinet is suitable for industries such as power plants, petroleum, chemical industry, metallurgy, textile, high-rise buildings and the like, and is used for power transmission, power distribution and electric energy conversion. The low-voltage switch cabinet can be structurally divided into a fixed type and a draw-out type, wherein the draw-out type is composed of a fixed cabinet body and a movable drawer provided with main electrical elements such as a switch and the like, and the disassembly, the movement and the repair of the electrical elements can be facilitated. The drawer of cubical switchboard is similar with conventional drawer, and the length that the drawer of general cubical switchboard was taken out from the cabinet body is limited, and partial length of drawer still is located the cabinet internally, and this can cause inconvenience to the wiring work of the innermost in the drawer.

The chinese patent with the grant bulletin number of 201921182755.2 discloses a low pressure pull-out type cubical switchboard, be in including the cabinet body, setting a plurality of drawer cavities on the cabinet body with slide set up in drawer in the drawer cavity, the both sides of drawer cavity are equallyd divide and do not are provided with the activity pivot, fixedly connected with guide rail strip in the activity pivot, the middle part of guide rail strip is provided with the slide rail, the both sides of drawer equally divide do not be provided with slide rail sliding fit's bump, the rear portion of drawer is provided with the step cell body, the step cell body with the turning of the front end lower part of drawer cavity cooperatees.

However, the above-mentioned technical solutions have a drawback in that since each drawer in the drawer cabinet has a large number of electrical components inside, it is difficult to pull the drawer outward after being opened by a key, so that the drawer is not easily taken out from the inside of the apparatus, thereby causing inconvenience in inspection of the inside of the apparatus.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a low pressure drawer type switching device aims at solving the low pressure drawer type switching device among the prior art, and is comparatively difficult when outwards stimulateeing the drawer for the drawer is not convenient for the problem of taking out from the inside of device.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a low pressure drawer type switching device, includes the cabinet body, drawer cavity, joint spare, drawer and installs the heat abstractor who bloies at cabinet body back and towards the drawer, the drawer slides and sets up in the inside of drawer cavity, heat abstractor's the end of blowing passes through driving medium and joint spare transmission connection, the one end of joint spare is provided with the threaded rod that can drive the single degree of freedom of drawer and remove, the inside of joint spare is seted up and is made the gliding slide opening of threaded rod, the opening part of slide opening is provided with the joint structure that is used for the joint threaded rod, the inside of slide opening is provided with and is used for bouncing off the elastic reset piece of joint structure with the threaded rod, the one end that the joint structure was kept away from to the threaded rod is provided with and is used for promoting the button of threaded rod to the inside activity of slide opening, button and threaded rod are for rotating the connection and run through to the outside of the cabinet body.

In order to make this low pressure drawer type switch device have radiating effect, as the utility model relates to an it is preferred, heat abstractor includes radiator fan and is used for driving radiator fan pivoted driving motor, driving motor fixed mounting is at the rear of the cabinet body, driving motor's output runs through to the inside and the radiator fan fixed connection who wear the cabinet body.

In order to make this low pressure drawer type switching device have driven effect, as the utility model relates to an it is preferred, the driving medium is including setting up the first drive wheel and the second drive wheel of joint spare fixed connection at driving motor's output, first drive wheel and second drive wheel pass through belt drive and connect.

In order to make this low pressure drawer type switching device's joint spare reach and drive threaded rod pivoted purpose, as the utility model relates to an it is preferred, the joint structure including set up at the polygon recess of slide opening part and set up the one end that the threaded rod is close to elasticity piece that resets and with the polygon lug of polygon recess adaptation, the polygon lug can slide in polygon recess inside.

In order to make this low pressure drawer type switching device have the effect that makes the drawer slide more stable, as the utility model relates to an it is preferred, the inner wall of the cabinet body and the one side of keeping away from the threaded rod are provided with and supply the drawer at the inside gliding sliding assembly forward or backward of drawer cavity, sliding assembly is including fixing the traveller at the internal portion of cabinet and fixing the slider in drawer one side, traveller sliding connection is in the inside of slider.

In order to make this kind of low pressure drawer type switching device have the effect that drives the drawer forward or backward movement, as the utility model discloses an it is preferred, one side that the drawer is close to the threaded rod is provided with the internal thread with the threaded rod adaptation.

In order to make this low pressure drawer type switch device have and play dirt-proof effect to the cabinet body, as the utility model relates to an it is preferred, one side of the cabinet body that is close to driving motor can be dismantled and be connected with the inside that the protection casing made driving motor be located the protection casing, the inside of protection casing is provided with the ventilation hole that the air inlet was used, the inside of protection casing is provided with and is used for dirt-proof filter.

In order to make this low pressure drawer type switch device have the effect of heat dissipation ventilation, as the utility model relates to an it is preferred, the through-hole that the air inlet was used, every is all seted up to the back of the cabinet body and the one end that the drawer is close to heat abstractor all corresponds a drawer.

In order to make this low pressure drawer type switching device reach the purpose that resets the drawer, as the utility model relates to an it is preferred, one side of the cabinet body is provided with the control button of control driving motor corotation or reversal.

As an optimization of the present invention, the elastic restoring member is a compression spring.

Compared with the prior art, the beneficial effects of the utility model are that:

the low-voltage drawer type switch device drives the heat dissipation fan to dissipate heat inside the cabinet body through the driving motor, meanwhile, the joint piece is driven to rotate through the transmission piece, when an operator needs to draw out a drawer, the button is pressed to push the polygonal lug on the threaded rod to be clamped inside the polygonal groove on the joint piece, so that the joint piece can drive the threaded rod to rotate, then the threaded rod and the internal thread are matched, so that the drawer can move outwards, when the drawer moves to a proper position, the operator loosens the button to push the polygonal lug on the threaded rod out of the polygonal groove through the elastic resetting piece, so that the threaded rod stops rotating to further stop moving the drawer, the device can draw out the drawer 2 of the device while dissipating heat inside the cabinet body, and the device does not need manual drawing in the drawing process, the situation that the drawer is difficult to pull outwards is avoided.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is an exploded view of an embodiment of the present invention;

FIG. 2 is a schematic view of the connection of a heat sink, threaded rod and drawer according to an embodiment of the present invention;

FIG. 3 is an axial cross-sectional view taken along line A-A of FIG. 2;

FIG. 4 is an enlarged view of the structure A shown in FIG. 3;

fig. 5 is a top view of an embodiment of the present invention;

FIG. 6 is a cross-sectional view taken along line B-B of FIG. 5;

fig. 7 is a schematic structural diagram of a cabinet body according to an embodiment of the present invention.

In the figure: 1. a cabinet body; 2. a drawer; 3. a heat sink; 31. a heat radiation fan; 32. a drive motor; 4. a drawer cavity; 5. a clamping piece; 6. a transmission member; 61. a first drive pulley; 62. a second transmission wheel; 63. a belt; 7. a threaded rod; 8. a slide hole; 9. a clamping structure; 10. an elastic reset member; 11. a button; 12. a sliding assembly; 13. a protective cover; 14. a vent hole; 15. a filter plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-7, the present invention provides the following technical solutions: a low-voltage drawer type switch device comprises a cabinet body 1 and a drawer cavity 4, joint spare 5, drawer 2 and install at the 1 back of the cabinet body and towards the heat abstractor 3 that drawer 2 bloied, drawer 2 slides and sets up in the inside of drawer cavity 4, heat abstractor 3's the end of blowing passes through driving medium 6 and 5 transmission connections of joint spare, the one end of joint spare 5 is provided with the threaded rod 7 that can drive 2 single degree of freedom of drawer and remove, can make the gliding slide opening 8 of threaded rod 7 seted up in the inside of joint spare 5, the opening part of slide opening 8 is provided with the joint structure 9 that is used for joint threaded rod 7, the inside of slide opening 8 is provided with and is used for bouncing threaded rod 7 away from the elasticity of joint structure 9 and resets 10, the one end that joint structure 9 was kept away from to threaded rod 7 is provided with and is used for promoting threaded rod 7 to the button 11 of 8 inside activities of slide opening, button 11 and threaded rod 7 are for rotating the outside of connecting and running through to the cabinet body 1.

In the embodiment of the utility model, the heat dissipation device 3 dissipates the heat in the cabinet 1, and the joint member 5 is driven to rotate by the transmission member 6, when the operator needs to take out the drawer 2, the button 11 is pressed to push the button 11 to push the joint structure 9 on the threaded rod 7 to be connected with the joint member 5, so that the joint member 5 drives the threaded rod 11 to rotate, and then the drawer 2 can be moved outwards by the cooperation between the threaded rod 11 and the internal thread, when the drawer is moved to a proper position, the operator releases the button 11 to push the joint structure 9 on the threaded rod 7 out of the joint member 5 by the elastic reset member 10, so that the threaded rod 7 stops rotating and the drawer 2 stops moving, the device can take out the drawer 2 of the device while dissipating the heat in the cabinet 1, so that the device does not need manual drawing in the taking-out process, the situation that the drawer is difficult to pull outwards is avoided.

Specifically, heat abstractor 3 includes radiator fan 31 and is used for driving radiator fan 31 pivoted driving motor 32, and driving motor 32 fixed mounting is in the rear of the cabinet body 1, and driving motor 32's output runs through to the inside and radiator fan 31 fixed connection of passing through the cabinet body 1, and through driving motor 32's rotation, can drive radiator fan 31 and rotate to can dispel the heat to the inside of the cabinet body 1.

Specifically, the transmission member 6 includes a first transmission wheel 61 disposed at the output end of the driving motor 32 and a second transmission wheel 62 fixedly connected to the clamping member 5, the first transmission wheel 61 and the second transmission wheel 62 are connected by a belt 63 in a transmission manner and can drive the first transmission wheel 61 to rotate by the rotation of the driving motor 32, and the first transmission wheel 61 can drive the second transmission wheel 62 to rotate by the belt 63.

Specifically, joint structure 9 is including setting up the polygon recess at 8 openings of slide opening and setting up at threaded rod 7 near the elasticity piece 10 that resets one end and with the polygon lug of polygon recess adaptation, the polygon lug can slide in polygon recess inside, when joint spare 5 rotates, through the inside of the polygon recess of polygon lug joint in joint spare 5 inside on threaded rod 7 to can make joint spare 5 drive threaded rod 7 and rotate.

Further, the inner wall of the cabinet body 1 and the side far away from the threaded rod 7 are provided with a sliding assembly 12 which can enable the drawer 2 to slide forwards or backwards in the drawer cavity 4, the sliding assembly 12 comprises a sliding column fixed in the cabinet body 1 and a sliding block fixed on one side of the drawer 2, the sliding column is connected in the sliding block in a sliding mode, and the drawer 2 can be more stably and smoothly drawn out through the sliding assembly 12.

Furthermore, one side of the drawer 2 close to the threaded rod 7 is provided with an internal thread matched with the threaded rod 7, and the drawer 2 can move outwards through the matching between the threaded rod 7 and the internal thread.

Further, one side that the cabinet body 1 is close to driving motor 32 can be dismantled and be connected with the protection casing 13 and make driving motor 32 be located the inside of protection casing 13, and the inside of protection casing 13 is provided with ventilation hole 14 that the air inlet was used, and the inside of protection casing 13 is provided with and is used for dirt-proof filter 15, through setting up protection casing 13 and filter 15, can place the inside that the dust enters into the cabinet body 1.

Further, the through-hole that the air inlet was used is all seted up to the back of the cabinet body 1 and the one end that drawer 2 is close to heat abstractor 3, and every heat abstractor 3 all corresponds a drawer 2, can improve radiating efficiency with every drawer 2 all corresponding a heat abstractor 3.

Further, one side of the cabinet 1 is provided with a control button for controlling the driving motor 32 to rotate forward or backward, and the control button for controlling the driving motor 32 to rotate backward is provided, so that the driving motor 32 is controlled to rotate backward by the button when the drawer 2 is pulled out, and the drawer 2 can be reset.

Preferably, the elastic restoring member 10 is a compression spring.

In the description of the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A low-voltage drawer type switch device is characterized by comprising a cabinet body (1), a drawer cavity (4), a clamping piece (5), a drawer (2) and a heat dissipation device (3) which is arranged at the back of the cabinet body (1) and blows towards the drawer (2), wherein the drawer (2) is arranged in the drawer cavity (4) in a sliding mode, the blowing end of the heat dissipation device (3) is in transmission connection with the clamping piece (5) through a transmission piece (6), one end of the clamping piece (5) is provided with a threaded rod (7) capable of driving the drawer (2) to move in a single degree of freedom, a sliding hole (8) capable of enabling the threaded rod (7) to slide is formed in the clamping piece (5), a clamping structure (9) used for clamping the threaded rod (7) is arranged at the opening of the sliding hole (8), an elastic reset piece (10) used for bouncing the threaded rod (7) away from the clamping structure (9) is arranged in the sliding hole (8), one end of the threaded rod (7) far away from the clamping structure (9) is provided with a button (11) used for pushing the threaded rod (7) to move towards the inside of the sliding hole (8), and the button (11) and the threaded rod (7) are connected for rotation and penetrate through the outside of the cabinet body (1).

2. The low voltage drawer switch device of claim 1, wherein: the heat dissipation device (3) comprises a heat dissipation fan (31) and a driving motor (32) used for driving the heat dissipation fan (31) to rotate, the driving motor (32) is fixedly installed at the rear of the cabinet body (1), and the output end of the driving motor (32) penetrates through the inside of the cabinet body (1) and is fixedly connected with the heat dissipation fan (31).

3. The low voltage drawer switch device of claim 2, wherein: the transmission part (6) comprises a first transmission wheel (61) arranged at the output end of the driving motor (32) and a second transmission wheel (62) fixedly connected with the clamping part (5), and the first transmission wheel (61) is in transmission connection with the second transmission wheel (62) through a belt (63).

4. The low voltage drawer switch device of claim 1, wherein: the clamping structure (9) comprises a polygonal groove arranged at the opening of the sliding hole (8) and a polygonal convex block which is arranged at one end, close to the elastic reset piece (10), of the threaded rod (7) and matched with the polygonal groove, and the polygonal convex block can slide in the polygonal groove.

5. The low voltage drawer switch device of claim 1, wherein: the inner wall of the cabinet body (1) and the side far away from the threaded rod (7) are provided with a sliding assembly (12) which can be used for the drawer (2) to slide forwards or backwards in the drawer cavity (4), the sliding assembly (12) comprises a sliding column fixed in the cabinet body (1) and a sliding block fixed on one side of the drawer (2), and the sliding column is connected in the sliding block in a sliding mode.

6. The low voltage drawer switch device of claim 1, wherein: one side of the drawer (2) close to the threaded rod (7) is provided with an internal thread matched with the threaded rod (7).

7. The low voltage drawer switch device of claim 2, wherein: one side that the cabinet body (1) is close to driving motor (32) can be dismantled and be connected with protection casing (13) and make driving motor (32) be located the inside of protection casing (13), the inside of protection casing (13) is provided with ventilation hole (14) that the air inlet was used, the inside of protection casing (13) is provided with and is used for dirt-proof filter (15).

8. The low voltage drawer switch device of claim 1, wherein: the back of the cabinet body (1) and one end of the drawer (2) close to the heat dissipation device (3) are provided with through holes for air inlet, and each heat dissipation device (3) corresponds to one drawer (2).

9. The low voltage drawer switch device of claim 2, wherein: one side of the cabinet body (1) is provided with a control button for controlling the driving motor (32) to rotate forwards or reversely.

10. A low voltage drawer switch device according to any of claims 1-9 wherein: the elastic reset piece (10) is a compression spring.