CN218976084U

CN218976084U - Low-voltage comprehensive explosion-proof distribution box

Info

Publication number: CN218976084U
Application number: CN202222688080.7U
Authority: CN
Inventors: 陈楠
Original assignee: Hangzhou Songyi Electric Co ltd
Current assignee: Hangzhou Songyi Electric Co ltd
Priority date: 2022-10-12
Filing date: 2022-10-12
Publication date: 2023-05-05
Anticipated expiration: 2032-10-12

Abstract

The utility model discloses a low-voltage comprehensive explosion-proof distribution box which comprises a lower box body and an upper box body, wherein main box doors are arranged on two sides of the surface of the upper box body through hinges, a U-shaped bracket is slidably arranged at the bottom of the upper box body, a power box is fixed on one side of the top of the lower box body, a steering engine is arranged in the power box, the output end of the steering engine drives the U-shaped bracket to slide through a gear transfer structure, two sides of the bottom end of the U-shaped bracket are connected with the bottom of the upper box body through sliding guide units, vertical shafts are rotatably arranged on two sides of the bottom of the upper box body, and two groups of vertical shafts are in symmetrical structures with respect to the central line of the U-shaped bracket. The utility model takes the auxiliary door plate and the main box door as two door stop structures, and after the auxiliary door plate and the main box door are opened, the phenomenon of shaking and instability can not occur due to external force, thereby being convenient for the maintenance work of staff, and being stable and reliable when the box door is opened and closed and the parts of electric appliances are transferred.

Description

Low-voltage comprehensive explosion-proof distribution box

Technical Field

The utility model relates to the technical field of explosion-proof distribution boxes, in particular to a low-voltage comprehensive explosion-proof distribution box.

Background

The explosion-proof distribution box is characterized in that switching equipment, a measuring instrument, protection electrical equipment and auxiliary equipment are assembled in a closed or semi-closed metal cabinet or on a screen according to the electrical wiring requirement to form a low-voltage distribution device. The circuit can be switched on or off by means of a manual or automatic switch during normal operation. In case of failure or abnormal operation, the circuit is cut off or an alarm is given by means of a protective electric appliance. The measuring instrument can display various parameters in operation, and can also adjust certain electrical parameters to prompt or signal deviation from a normal working state. The explosion-proof distribution box is commonly used in various power distribution stations and power transformation stations, the explosion-proof distribution box in the market nowadays is various in variety, and can basically meet the use requirements of people, such as an explosion-proof low-voltage comprehensive distribution box (the authorized bulletin number is CN 210608153U), and the box door is slid between sliding mechanisms by opening the box door, so that the box door is prevented from being blown and swung, time and labor are wasted in the use and operation processes, and workers are still troublesome in overhauling electrical appliance parts in the box body.

Disclosure of Invention

The utility model aims to provide a low-voltage comprehensive explosion-proof distribution box, which aims to solve the problems that in the background art, a box door of the distribution box is easy to shake and unstable in the overhaul process and the overhaul is relatively inconvenient.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a low pressure synthesizes explosion-proof block terminal, includes box and last box down, the both sides on last box surface all are through the hinge installation main door, the bottom slidable mounting of going up the box has U type bracket, one side at lower box top is fixed with the headstock, the internally mounted of headstock has the steering wheel, the output of steering wheel passes through the gear transfer structure and drives U type bracket slip, the both sides of U type bracket bottom are through the bottom interconnect of slip direction unit with last box, the vertical scroll is all installed in the both sides rotation of going up the box bottom, two sets of the vertical scroll is symmetrical structure about the central line of U type bracket, one side of vertical scroll surface is fixed with vice door plant, the both ends on vertical scroll surface all are through rack and pinion revolution mechanic and the outer wall interconnect of U type bracket, install control panel on the outer wall of lower box one side, the output of the inside singlechip of control panel and the input electric connection of steering wheel.

Preferably, bearing seats are arranged on two sides of the top and the bottom of the upper box body, and the bottom end of the vertical shaft extends to the inside of the bearing seats.

Preferably, the gear transfer structure comprises a driving gear arranged on an output shaft of the steering engine, a first rack is fixed on one side of the bottom end of the U-shaped bracket, the length of the first rack is equal to the width of the U-shaped bracket, and the first rack and the driving gear are meshed with each other.

Preferably, the gear rack rotating structure comprises a driven gear fixed on the surface of the vertical shaft, a second rack is arranged on the outer wall of the U-shaped bracket on one side of the driven gear, and the second rack and the driven gear are meshed with each other.

Preferably, the sliding guide unit comprises concave guide rails fixed at two sides of the bottom of the upper box body, a sliding block is slidably arranged in the concave guide rails, and the top end of the sliding block is fixedly connected with the bottom end of the U-shaped bracket.

Preferably, the auxiliary door panel is made of alloy steel members.

Compared with the prior art, the utility model has the beneficial effects that: the low-voltage comprehensive explosion-proof distribution box is characterized in that an auxiliary door plate and a main box door are used as two door stop structures, and after the auxiliary door plate and the main box door are opened, the phenomenon of shaking and instability caused by external force is avoided, so that a worker can conveniently carry out maintenance work, and the box door is stable and reliable when opening and closing the box door and transferring electrical appliance parts;

(1) Through the structure of mutual matching of the auxiliary door plate, the rotation of the gear rack and the like, the steering engine drives the U-shaped bracket to move through the gear transfer structure, the vertical shaft drives the auxiliary door plate to rotate through the gear rack rotation structure while the U-shaped bracket moves, the two groups of auxiliary door plates are changed into an open state from a closed state, in the process that the auxiliary door plates are gradually opened, the auxiliary door plate forces the main door plate to be opened, the auxiliary door plate and the main door plate are used as two door stop structures in the process, after the auxiliary door plate and the main door plate are opened, the main door plate and the auxiliary door plate cannot shake and be unstable due to external force under the condition that the U-shaped bracket does not move, and therefore maintenance work of staff is facilitated;

(2) Through being provided with mutually supporting structures such as sliding block and concave guide rail, the first rack of driving gear drive is along Y axle direction removal to transfer U type bracket, this in-process U type bracket will drive the sliding block and slide in concave guide rail, improves the transfer stability of U type bracket through concave guide rail, sliding block, makes the block terminal more stable, reliable when opening and shutting the chamber door and transferring electrical apparatus spare part.

Drawings

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

FIG. 2 is a schematic diagram of a main door of the present utility model in a front view after being detached;

FIG. 3 is an enlarged schematic view of the structure of FIG. 2A according to the present utility model;

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

in the figure: 1. a lower box body; 101. a power box; 102. steering engine; 103. a drive gear; 2. an upper case; 3. a main door; 4. a U-shaped bracket; 401. a first rack; 5. a concave guide rail; 6. a sliding block; 7. a bearing seat; 8. a vertical shaft; 9. an auxiliary door panel; 10. a driven gear; 11. a second rack; 12. and a control panel.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. 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. 1-4, an embodiment of the present utility model is provided: the utility model provides a low pressure synthesizes explosion-proof block terminal, including lower box 1 and last box 2, the both sides on upper box 2 surface are all installed main chamber door 3 through the hinge, the bottom slidable mounting of last box 2 has U type bracket 4, one side at lower box 1 top is fixed with headstock 101, the internally mounted of headstock 101 has steering wheel 102, the output of steering wheel 102 drives U type bracket 4 through the gear transfer structure and slides, the staff opens steering wheel 102 through control panel 12 and works, then steering wheel 102 drives U type bracket 4 through the gear transfer structure and removes;

the two sides of the bottom end of the U-shaped bracket 4 are connected with the bottom of the upper box body 2 through a sliding guide unit, the gear transfer structure comprises a driving gear 103 arranged on an output shaft of the steering engine 102, a first rack 401 is fixed on one side of the bottom end of the U-shaped bracket 4, the length of the first rack 401 is equal to the width of the U-shaped bracket 4, and the first rack 401 and the driving gear 103 are meshed with each other;

the steering engine 102 drives the driving gear 103 to rotate, and then the driving gear 103 drives the first rack 401 to move along the Y-axis direction, so that the U-shaped bracket 4 is transferred;

the two sides of the bottom of the upper box body 2 are rotatably provided with vertical shafts 8, the two sides of the top and the bottom of the upper box body 2 are provided with bearing seats 7, and the bottom ends of the vertical shafts 8 extend into the bearing seats 7;

the two groups of vertical shafts 8 are in symmetrical structures about the central line of the U-shaped bracket 4, one side of the surface of each vertical shaft 8 is fixedly provided with an auxiliary door plate 9, each auxiliary door plate 9 is made of an alloy steel component, the U-shaped bracket 4 is moved out of the upper box body 2, in the process, as a second rack 11 on the outer wall of the U-shaped bracket 4 is meshed with a driven gear 10, the second rack 11 drives the driven gear 10 and the vertical shafts 8 to rotate, and the vertical shafts 8 drive the auxiliary door plates 9 to rotate, so that the two groups of auxiliary door plates 9 are changed from a closed state into an open state;

both ends of the surface of the vertical shaft 8 are connected with the outer wall of the U-shaped bracket 4 through a gear rack rotating structure, a control panel 12 is arranged on the outer wall of one side of the lower box body 1, and the output end of a singlechip in the control panel 12 is electrically connected with the input end of the steering engine 102;

the gear rack rotating structure comprises a driven gear 10 fixed on the surface of a vertical shaft 8, a second rack 11 is arranged on the outer wall of a U-shaped bracket 4 at one side of the driven gear 10, the second rack 11 and the driven gear 10 are meshed with each other, the auxiliary door plate 9 forces the main door 3 to be opened in the process that the auxiliary door plate 9 is gradually opened, when the U-shaped bracket 4 is completely moved out for a certain distance, workers can overhaul and maintain electric parts in the U-shaped bracket 4, the auxiliary door plate 9 and the main door 3 are used as two door stop structures in the process, and after the two door stop structures are opened, the main door 3 and the auxiliary door plate 9 cannot shake and be unstable due to external force under the condition that the U-shaped bracket 4 does not move, so that the workers can overhaul and work conveniently;

the sliding guide unit comprises concave guide rails 5 fixed at two sides of the bottom of the upper box body 2, sliding blocks 6 are slidably arranged in the concave guide rails 5, and the top ends of the sliding blocks 6 are fixedly connected with the bottom ends of the U-shaped brackets 4;

the U-shaped bracket 4 drives the sliding block 6 to slide in the concave guide rail 5, and the transfer stability of the U-shaped bracket 4 is improved through the concave guide rail 5 and the sliding block 6, so that the distribution box is more stable and reliable when the box door is opened and closed and the electrical appliance parts are transferred.

When the embodiment of the application is used, when the main door 3 is required to be opened by a worker, the worker opens the steering engine 102 to work through the control panel 12, then the steering engine 102 drives the U-shaped bracket 4 to move through the gear transfer structure, namely, the U-shaped bracket 4 moves out of the upper box body 2, in the process, because the second rack 11 on the outer wall of the U-shaped bracket 4 is meshed with the driven gear 10, the driven gear 10 is driven by the second rack 11, the vertical shaft 8 rotates, and then the vertical shaft 8 drives the auxiliary door plate 9 to rotate, at the moment, the two groups of auxiliary door plates 9 are changed into an open state from a closed state, and the auxiliary door plate 9 forces the main door 3 to be opened in the process of gradually opening the auxiliary door plate 9, after the U-shaped bracket 4 is completely moved out by a certain distance, the worker can overhaul and maintain electric appliance parts in the U-shaped bracket 4, after the U-shaped bracket 4 is opened, under the condition that the U-shaped bracket 4 is not moved, the main door plate 3 and the auxiliary door plate 9 can not shake and the phenomenon of instability due to the external force, and then the worker can work conveniently, and the auxiliary door plate 103 drives the gear 103 to rotate, and the first rack plate 103 can move along the first sliding block 401 and the sliding block 5 in the sliding block 6, and the sliding block 5 can move along the sliding block 5 in the sliding block 6, and the sliding block 4 can move along the sliding block 6 in the sliding block, and the sliding block 4 can move along the sliding block 5.

Claims

1. The utility model provides a low pressure synthesizes explosion-proof block terminal which characterized in that: including lower box (1) and last box (2), main chamber door (3) are all installed through the hinge to the both sides on last box (2) surface, the bottom slidable mounting of going up box (2) has U type bracket (4), one side at box (1) top is fixed with headstock (101) down, the internally mounted of headstock (101) has steering wheel (102), the output of steering wheel (102) drives U type bracket (4) through the gear transfer structure and slides, the both sides of U type bracket (4) bottom are through the bottom interconnect of slip direction unit and last box (2), all rotate on the both sides of last box (2) bottom and install vertical scroll (8), two sets of vertical scroll (8) are symmetrical structure about the central line of U type bracket (4), one side of vertical scroll (8) surface is fixed with vice door plant (9), the both ends on vertical scroll (8) surface all are through the outer wall interconnect of gear rotation structure and U type bracket (4), the outer wall upper control panel (12) of lower box (1) one side installs control panel (12) and input end electric connection of steering wheel (102).

2. The low-voltage comprehensive explosion-proof distribution box according to claim 1, wherein: bearing blocks (7) are arranged on two sides of the top and the bottom of the upper box body (2), and the bottom end of the vertical shaft (8) extends to the inside of the bearing blocks (7).

3. The low-voltage comprehensive explosion-proof distribution box according to claim 1, wherein: the gear transfer structure comprises a driving gear (103) arranged on an output shaft of the steering engine (102), a first rack (401) is fixed on one side of the bottom end of the U-shaped bracket (4), the length of the first rack (401) is equal to the width of the U-shaped bracket (4), and the first rack (401) and the driving gear (103) are meshed with each other.

4. The low-voltage comprehensive explosion-proof distribution box according to claim 1, wherein: the gear rack rotating structure comprises a driven gear (10) fixed on the surface of the vertical shaft (8), a second rack (11) is arranged on the outer wall of the U-shaped bracket (4) on one side of the driven gear (10), and the second rack (11) and the driven gear (10) are meshed with each other.

5. The low-voltage comprehensive explosion-proof distribution box according to claim 1, wherein: the sliding guide unit comprises concave guide rails (5) fixed on two sides of the bottom of the upper box body (2), sliding blocks (6) are slidably mounted in the concave guide rails (5), and the top ends of the sliding blocks (6) are fixedly connected with the bottom ends of the U-shaped brackets (4).

6. The low-voltage comprehensive explosion-proof distribution box according to claim 1, wherein: the auxiliary door plate (9) is made of alloy steel components.