CN218919734U

CN218919734U - Low-voltage switch cabinet convenient to maintain

Info

Publication number: CN218919734U
Application number: CN202222816214.9U
Authority: CN
Inventors: 黄文明; 黄江滨; 刘发彬
Original assignee: Rongzhong Electrical Co ltd
Current assignee: Rongzhong Electrical Co ltd
Priority date: 2022-10-25
Filing date: 2022-10-25
Publication date: 2023-04-25
Anticipated expiration: 2032-10-25

Abstract

The utility model belongs to the technical field of low-voltage switch cabinets, and particularly relates to a low-voltage switch cabinet convenient to maintain. The back door which can be opened and closed is arranged at the back of the original cabinet body, the terminal strip is arranged on the back door, and the back door is locked with the hook through the hanging ring with the spring, so that the back door can be pulled out together with the terminal strip only by opening the back door in the later period, and compared with a closed space in the cabinet body, the utility model is more beneficial to the overhaul and maintenance of the terminal strip, and the overhaul registration book frame is welded on the original cabinet door, so that a record book for overhaul registration can be placed.

Description

Low-voltage switch cabinet convenient to maintain

Technical Field

The utility model relates to the technical field of low-voltage switch cabinets, in particular to a low-voltage switch cabinet convenient to maintain.

Background

The low-voltage switch cabinet is an electrical device, the external line of the switch cabinet firstly enters the main control switch in the cabinet and then enters the sub-control switch, and each shunt is arranged according to the requirement of the switch cabinet, and the main function of the low-voltage switch cabinet is to open and close, control and protect electric equipment in the process of generating, transmitting, distributing and converting electric energy of a power system. The utility model patent with the bulletin number of CN216530095U discloses a low-voltage switch cabinet with a real-time monitoring function, wherein a movable bearing mechanism is designed at the top end of a cabinet body, and monitoring equipment is loaded on the bearing mechanism, so that the monitoring function is realized on the running condition inside the switch cabinet; the top end of the cabinet body is provided with a sliding rail, the sliding rail is provided with a pulley, the bottom end of the sliding rail is respectively provided with a monitoring probe and an electric push rod, and the lower end of the electric push rod is provided with a smoke alarm; based on the structure, the monitoring probe can be used for grasping the image information in the switch cabinet in real time, and the smoke alarm can be used for acquiring open fire in time so as to make emergency response; in addition, the air circulation channel is constructed on the cabinet body by utilizing the grille and the fan, and the fan can drive the air to flow, so that the heat dissipation effect of the cabinet body can be improved. However, the above patent suffers from the following disadvantages: when the low-voltage switch cabinet is overhauled in daily life, the cabinet door needs to be opened, but the space in the cabinet body is narrow, so that overhauling work of components such as terminal bars is not facilitated; and even if the low-voltage switch cabinet is provided with a ventilation and dust removal device, dust can be accumulated on a filter screen for dust removal after long-term use, and normal ventilation and heat dissipation can be affected. Therefore, improvements are needed.

Disclosure of Invention

The utility model aims to provide a low-voltage switch cabinet convenient to maintain, which solves the problems that the prior low-voltage switch cabinet needs to be opened when in daily maintenance, but the space in the cabinet body is relatively narrow, and is not beneficial to maintenance work of components such as terminal bars; and even if the low-voltage switch cabinet is provided with a ventilation and dust removal device, dust can be accumulated on a filter screen for dust removal after long-term use, and the normal ventilation and heat dissipation problems can be affected.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a low tension switchgear convenient to maintain, includes the cabinet body, it has the cabinet door to articulate on the cabinet body, the surface contact of the cabinet body has the back door, fixedly connected with connecting rod on the back door, the connecting rod with cabinet body sliding connection, fixedly connected with gib block on the connecting rod, gib block with the internal surface sliding connection of the cabinet body, fixedly connected with wind channel on the back door, be provided with the fan in the wind channel, be provided with dust removal on the wind channel from preventing stifled mechanism, the internal terminal row that is provided with of cabinet.

Preferably, the cabinet door is welded with a maintenance registration book frame, and the cabinet door is provided with a heat dissipation hole. Through setting up maintenance registration book frame, be convenient for place the record book that is used for maintenance registration.

Preferably, the guide strip is provided with a ball, and the ball is in contact with the inner surface of the cabinet body. Through the design of ball, can reduce the contact of guide bar and cabinet internal surface.

Preferably, the top of back door articulates there is the bull stick, fixedly connected with spring on the bull stick, the one end fixedly connected with link that the bull stick was kept away from to the spring, the top fixedly connected with couple of the cabinet body, the couple with the link cup joints. Through the design of link and couple, the back door of being convenient for opens and shuts.

Preferably, the dust removal is from preventing stifled mechanism includes installation lid, dust screen, change cover, pivot, impeller, brush and spacing ring, there is the installation lid through threaded connection on the wind channel, the installation covers fixedly connected with dust screen, fixedly connected with changes the cover on the dust screen, change cover internal rotation and be connected with the pivot, the one end fixedly connected with impeller of pivot, the other end fixedly connected with brush of pivot, the brush with the dust screen contact. Through the design of the self-blocking prevention mechanism of dust removal, the air entering the cabinet body can be filtered.

Preferably, a limiting ring is fixedly connected to the rotating shaft, and the limiting ring is in contact with the rotating sleeve. Through the design of spacing ring, have spacing effect to the pivot.

Compared with the prior art, the utility model has the following beneficial effects:

1. the back door which can be opened and closed is arranged at the back of the original cabinet body, the terminal strip is arranged on the back door, and the back door is locked with the hook through the hanging ring with the spring, so that the back door can be pulled out together with the terminal strip only by opening the back door in the later period, and compared with a closed space in the cabinet body, the utility model is more beneficial to the overhaul and maintenance of the terminal strip, and the overhaul registration book frame is welded on the original cabinet door, so that a record book for overhaul registration can be placed.

2. According to the utility model, the air duct is arranged on the rear door, the fan is arranged in the air duct, so that external air can be introduced into the cabinet body by the fan, and then the air is discharged through the radiating holes on the cabinet door, so that the air in the cabinet body keeps flowing, the aim of radiating the terminal row is fulfilled, and the dust-proof self-blocking-proof mechanism is arranged on the air duct, so that the air entering the cabinet body can be dedusted, dust is prevented from falling on the terminal row, the short circuit of the terminal row is caused, and the ventilation is ensured while the dust is filtered.

Drawings

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

FIG. 2 is a front cross-sectional view of FIG. 1 of the present utility model;

FIG. 3 is an enlarged view of the portion A of FIG. 2 in accordance with the present utility model;

fig. 4 is an enlarged view of the self-anti-blocking mechanism of fig. 2 according to the present utility model.

In the figure: 1. a cabinet body; 2. a cabinet door; 3. overhauling a registration book frame; 4. a rear door; 5. a connecting rod; 6. a guide bar; 7. an air duct; 8. a blower; 9. a dust-removing self-blocking-preventing mechanism; 91. a mounting cover; 92. a dust screen; 93. a rotating sleeve; 94. a rotating shaft; 95. an impeller; 96. a brush; 97. a limiting ring; 10. a terminal block; 11. a ball; 12. a rotating rod; 13. a spring; 14. hanging rings; 15. a hook; 16. and the heat dissipation holes.

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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 and 2, a low-voltage switch cabinet convenient to maintain comprises a cabinet body 1, a cabinet door 2 is hinged to the cabinet body 1, a maintenance registration book frame 3 is welded to the cabinet door 2, a heat dissipation hole 16 is formed in the cabinet door 2, a record book for maintenance registration is convenient to place by arranging the maintenance registration book frame 3, the outer surface of the cabinet body 1 is contacted with a rear door 4, a connecting rod 5 is fixedly connected to the rear door 4, the connecting rod 5 is in sliding connection with the cabinet body 1, a guide bar 6 is fixedly connected to the connecting rod 5, the guide bar 6 is in sliding connection with the inner surface of the cabinet body 1, a ball 11 is arranged on the guide bar 6, the ball 11 is in contact with the inner surface of the cabinet body 1, through the design of the ball 11, the contact between the guide bar 6 and the inner surface of the cabinet body 1 can be reduced, an air duct 7 is fixedly connected to the rear door 4, a fan 8 is arranged in the air duct 7, a dust removing self-blocking mechanism 9 is arranged on the air duct 7, and a terminal row 10 is arranged in the cabinet body 1.

Referring to fig. 3, the top of the back door 4 is hinged with a rotating rod 12, a spring 13 is fixedly connected to the rotating rod 12, one end of the spring 13 away from the rotating rod 12 is fixedly connected with a hanging ring 14, the top of the cabinet 1 is fixedly connected with a hanging hook 15, the hanging hook 15 is sleeved with the hanging ring 14, and the back door 4 is conveniently opened and closed through the design of the hanging ring 14 and the hanging hook 15.

Referring to fig. 4, the dust removing self-blocking preventing mechanism 9 comprises a mounting cover 91, a dust screen 92, a rotating sleeve 93, a rotating shaft 94, an impeller 95, a hairbrush 96 and a limiting ring 97, wherein the mounting cover 91 is connected to the air duct 7 through threads, the dust screen 92 is fixedly connected to the mounting cover 91, the rotating sleeve 93 is fixedly connected to the dust screen 92, the rotating shaft 94 is rotationally connected to the rotating sleeve 93, the limiting ring 97 is fixedly connected to the rotating shaft 94, the limiting ring 97 is in contact with the rotating sleeve 93, the limiting ring 97 has a limiting effect on the rotating shaft 94 through the design of the limiting ring 97, the impeller 95 is fixedly connected to one end of the rotating shaft 94, the hairbrush 96 is fixedly connected to the other end of the rotating shaft 94, and the hairbrush 96 is in contact with the dust screen 92. Through the design of the dust removal self-blocking prevention mechanism 9, the air entering the cabinet body 1 can be filtered.

The specific implementation process of the utility model is as follows: when the novel dustproof terminal strip is used, the terminal strip 10 is normally installed on the rear door 4, then the fan 8 is communicated with a power supply, the fan 8 introduces external air into the cabinet body 1, and then the external air is discharged through the heat dissipation holes 16 on the cabinet door 2, so that the air in the cabinet body 1 keeps flowing, the aim of dissipating heat of the terminal strip 10 is fulfilled, dust is filtered by the dustproof net 92 before the air is introduced into the cabinet body 1, the air entering into the cabinet body 1 can be removed, the dust is prevented from falling on the terminal strip 10 to cause short circuit of the terminal strip 10, in addition, when the fan 8 introduces the air into the air flue 7, the air flow drives the impeller 95 to rotate, the impeller 95 drives the rotary shaft 94 to rotate, the rotary shaft 94 drives the brush 96 to rotate, and the brush 96 cleans the dustproof net 92, so that the dust is prevented from accumulating on the dustproof net 92 to cause blockage of the dustproof net 92, and the ventilation normal in the cabinet body 1 is ensured;

if the terminal strip 10 in the cabinet body 1 needs to be overhauled daily in the later stage, only need take off link 14 from couple 15, can remove the restriction to back door 4, then open back door 4, back door 4 moves the direction through connecting rod 5 and gib block 6, terminal strip 10 on back door 4 then pulls out cabinet body 1 together with back door 4, like this for the confined space in the cabinet body 1, more be favorable to the maintenance of terminal strip 10, and weld a maintenance registration book frame 3 on original cabinet door 2 moreover, can place the record book that is used for the maintenance registration, be convenient for take down the maintenance time of next.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a low tension switchgear convenient to maintain, includes the cabinet body (1), its characterized in that: the novel dust removal and anti-blocking device comprises a cabinet body (1), wherein a cabinet door (2) is hinged to the cabinet body (1), a rear door (4) is arranged on the outer surface of the cabinet body (1) in contact with the cabinet body, a connecting rod (5) is fixedly connected to the rear door (4), the connecting rod (5) is connected with the cabinet body (1) in a sliding mode, a guide strip (6) is fixedly connected to the connecting rod (5), an air duct (7) is fixedly connected to the rear door (4), a fan (8) is arranged in the air duct (7), a dust removal and anti-blocking mechanism (9) is arranged on the air duct (7), the dust removal and anti-blocking mechanism (9) comprises a mounting cover (91), a dustproof net (92), a rotating sleeve (93), a rotating shaft (94), an impeller (95), a hairbrush (96) and a limiting ring (97), and a terminal strip (10) is arranged in the cabinet body (1).

2. The low voltage switchgear convenient to maintain of claim 1 wherein: the cabinet door (2) is welded with a maintenance registration book frame (3), and the cabinet door (2) is provided with a heat dissipation hole (16).

3. The low voltage switchgear convenient to maintain of claim 1 wherein: the guide strip (6) is provided with a ball (11), and the ball (11) is contacted with the inner surface of the cabinet body (1).

4. The low voltage switchgear convenient to maintain of claim 1 wherein: the top of back door (4) articulates there is bull stick (12), fixedly connected with spring (13) on bull stick (12), one end fixedly connected with link (14) that bull stick (12) were kept away from to spring (13), the top fixedly connected with couple (15) of cabinet body (1), couple (15) with link (14) cup joint.

5. The low voltage switchgear convenient to maintain of claim 1 wherein: the novel air conditioner is characterized in that an installation cover (91) is connected to the air duct (7) through threads, a dust screen (92) is fixedly connected to the installation cover (91), a rotating sleeve (93) is fixedly connected to the dust screen (92), a rotating shaft (94) is connected to the rotating sleeve (93) in a rotating mode, an impeller (95) is fixedly connected to one end of the rotating shaft (94), a brush (96) is fixedly connected to the other end of the rotating shaft (94), and the brush (96) is in contact with the dust screen (92).

6. The low voltage switchgear convenient to maintain of claim 5 wherein: and a limiting ring (97) is fixedly connected to the rotating shaft (94), and the limiting ring (97) is in contact with the rotating sleeve (93).