A seismic-resistant low-voltage distribution box

Abstract

The utility model relates to the technical field of distribution boxes, specifically to an earthquake-resistant low-voltage distribution box, comprising a distribution box body and a mounting plate, a vertical mounting groove is provided on a side wall of the mounting plate, a clamping type positioning mounting assembly is installed in the vertical mounting groove, an earthquake-resistant connector is fixedly installed on the distribution box body, the earthquake-resistant connector is adaptively connected to the clamping type positioning mounting assembly, a U-shaped mounting frame is fixedly sleeved on the distribution box body, a guided wind-resistant and shock-absorbing assembly is installed on the inner walls at both ends of the U-shaped mounting frame, an air-inducing cavity is formed between the top of the guided wind-resistant and shock-absorbing assembly and the inner wall of the top side of the U-shaped mounting frame, and the air-inducing cavity is connected to the heat dissipation hole provided on the top of the distribution box body; the utility model can improve the heat dissipation effect of the distribution box body, can realize the shock absorption of the distribution box body in the vertical direction and buffer the lateral wind force, avoid the distribution box body from being damaged by strong vibration, and at the same time can improve the convenience of disassembly and assembly of the distribution box body.

Description

Technical Field

[0001] The utility model specifically relates to an earthquake-resistant low-voltage distribution box, and belongs to the technical field of distribution boxes. Background Art

[0002] The low-voltage distribution box is an electrical device used to distribute, control and protect electric energy, and is usually used at the end of the distribution system. It plays a very important role in the power system. It can distribute the electric energy of the high-voltage transformer to each end user, ensure the stability and safety of the power supply quality, and avoid the occurrence of electrical accidents. It has the advantages of high safety and good stability. It is widely used in industrial manufacturing, construction, railway, petrochemical, commercial, agricultural, and educational industries. However, when the existing low-voltage distribution box is used, it is usually installed in a designated position by bolts. It is not convenient to disassemble and assemble, which affects the efficiency of subsequent maintenance. When used in an environment with large vibration or strong wind, it is easy to be subjected to a large impact, which can easily cause damage to internal components and affect the service life. There are certain disadvantages in the use process.

[0003] In view of this, the present utility model is proposed. Utility Model Content

[0004] The purpose of the utility model is to provide a seismic-resistant low-voltage distribution box in order to solve the above-mentioned problem. The utility model has the advantages of achieving shock absorption in the vertical direction and buffering the lateral wind force, thereby preventing the distribution box body from being damaged by strong vibrations. At the same time, it can improve the convenience of disassembly and assembly of the distribution box body and achieve effective heat dissipation of the distribution box body.

[0005] The utility model achieves the above-mentioned purpose through the following technical scheme: an earthquake-resistant low-voltage distribution box, comprising a distribution box body and a mounting plate, a vertical mounting groove is opened on the side wall of the mounting plate, the clamping type positioning mounting assembly is installed in the vertical mounting groove, the earthquake-resistant connecting piece is fixedly installed on the distribution box body, the earthquake-resistant connecting piece is adaptively connected to the clamping type positioning mounting assembly, the distribution box body is fixedly sleeved with the U-shaped mounting frame, the guided wind-resistant and shock-absorbing assembly is installed on the inner walls at both ends of the U-shaped mounting frame, an air-inducing cavity is formed between the top of the guided wind-resistant and shock-absorbing assembly and the inner wall of the top side of the U-shaped mounting frame, and the air-inducing cavity is communicated with the heat dissipation hole opened on the top of the distribution box body.

[0006] Furthermore, in order to control the servo motor to turn on so that the bidirectional threaded rod can rotate in the vertical mounting groove through the connecting seat, the clamping positioning mounting assembly includes the servo motor and the bidirectional threaded rod, the servo motor is fixed on the inner wall of one end of the vertical mounting groove, the bidirectional threaded rod is rotatably mounted on the inner wall of the other end of the vertical mounting groove through the connecting seat, and one end of the bidirectional threaded rod is fixedly connected to the output shaft of the servo motor.

[0007] Furthermore, in order to drive the two threaded sliders to slide in opposite directions in the vertical mounting groove by controlling the rotation of the bidirectional threaded rod in the vertical mounting groove, the bidirectional threaded rod is provided with a threaded slider, the threaded slider is slidably engaged in the vertical mounting groove, and there are two threaded sliders, which are respectively located at the opposite thread ends of the bidirectional threaded rod.

[0008] Furthermore, in order to adjust the distance between the first L-shaped block and the second L-shaped block by controlling the two threaded sliders to slide in the vertical installation groove, the first L-shaped block and the second L-shaped block are respectively fixed to the two threaded sliders.

[0009] Furthermore, in order to alleviate the upper and lower impact forces of the anti-seismic slider in the square sleeve through the damping spring, the anti-seismic connecting piece includes the fixed connecting block, which is installed on the distribution box body, and the square sleeve is fixedly installed on both upper and lower ends of the fixed connecting block, the anti-seismic slider is slidably inserted in the square sleeve, and one end of the anti-seismic slider is elastically connected to the fixed connecting block through the damping spring.

[0010] Furthermore, in order to fix the mounting box on the mounting plate through the adaption and snap-fit ​​connection between the first L-shaped card block and the second L-shaped card block and the mounting box, the mounting box is fixedly installed on the other end of the anti-seismic slider, and the first L-shaped card block and the second L-shaped card block are adaption and snap-fitted in the mounting box at the upper and lower ends.

[0011] Furthermore, in order to alleviate the impact force exerted on the guide side plate by the first shock-absorbing spring and the second shock-absorbing spring, the guided wind-resistant shock-absorbing assembly includes the first strip plate, the second strip plate and the guide side plate, the first strip plate and the second strip plate are both fixedly mounted on the inner wall of the U-shaped mounting frame, and the two ends of the guide side plate are respectively connected to the first strip plate and the second strip plate by the first shock-absorbing spring and the second shock-absorbing spring.

[0012] Furthermore, in order to enable the guide side plate to slide obliquely on the inner wall of the U-shaped mounting frame, the length of the first shock-absorbing spring is smaller than the length of the second shock-absorbing spring, and the two ends of the guide side plate slide and fit on the inner walls on both sides of the U-shaped mounting frame.

[0013] The technical effects and advantages of the utility model are as follows: through the clamping type positioning installation component anti-vibration connector, it is possible to improve the convenience of disassembly and assembly of the distribution box body while achieving shock absorption in the vertical direction of the distribution box body, thereby preventing the distribution box body from being damaged by strong vibrations; at the same time, through the guided wind-resistant and shock-absorbing component, when the distribution box body is subjected to strong lateral wind force, the lateral wind force intensity can be buffered, and the lateral wind force can be guided to the heat dissipation holes on the distribution box body, thereby achieving effective heat dissipation of the distribution box body, and being more practical. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0015] Figure 2 It is a schematic diagram of the explosion structure of the utility model;

[0016] Figure 3 This is a schematic diagram of the structure of the clamping type positioning and installation assembly of the utility model;

[0017] Figure 4 This is a schematic diagram of the structure of the seismic connector of the utility model;

[0018] Figure 5 This is a schematic diagram of the connection structure between the U-shaped mounting frame and the distribution box body of the utility model;

[0019] Figure 6 This is a schematic diagram of the structure of the power distribution box body of the utility model;

[0020] Figure 7 This is a schematic diagram of the installation structure of the first profile plate and the second profile plate on the U-shaped mounting frame of the utility model;

[0021] Figure 8 This is a schematic diagram of the structure of the guided wind-resistant and shock-absorbing assembly of the utility model;

[0022] In the figure: 1. Distribution box body; 2. Mounting plate; 3. Clamping type positioning mounting assembly; 301. Servo motor; 302. Bidirectional threaded rod; 303. Connecting seat; 304. Threaded slider; 305. First L-shaped block; 306. Second L-shaped block; 4. Earthquake-resistant connector; 401. Fixed connecting block; 402. Square sleeve; 403. Earthquake-resistant slider; 404. Damping spring; 405. Buckle box; 5. U-shaped mounting frame; 6. Guided wind-resistant and shock-absorbing assembly; 601. First profile plate; 602. Second profile plate; 603. Guide side plate; 604. First shock-absorbing spring; 605. Second shock-absorbing spring. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] See also Figure 1-Figure 8 As shown, a seismic-resistant low-voltage distribution box comprises a distribution box body 1 and a mounting plate 2. A vertical mounting groove is provided on the side wall of the mounting plate 2. A clamping-type positioning mounting assembly 3 is installed in the vertical mounting groove. A seismic-resistant connector 4 is fixedly installed on the distribution box body 1. The seismic-resistant connector 4 is adaptively connected to the clamping-type positioning mounting assembly 3. When in use, the clamping-type positioning mounting assembly 3 is adaptively connected to the seismic-resistant connector 4 so as to fix the distribution box body 1 on the mounting plate 2, thereby improving the convenience of disassembly and assembly of the distribution box body 1. The distribution box body 1 can be disassembled and assembled without the aid of tools, making the inspection and maintenance process of the distribution box body 1 more convenient. At the same time, the distribution box body 1 can be slightly moved up and down by the seismic-resistant connector 4 to alleviate the vibration force, which has good Good anti-seismic effect can avoid vibration damage to the electrical components inside the distribution box body 1. A U-shaped mounting frame 5 is fixedly sleeved on the distribution box body 1. Guided wind-resistant and shock-absorbing components 6 are installed on the inner walls at both ends of the U-shaped mounting frame 5. An air-inducing cavity is formed between the top of the guided wind-resistant and shock-absorbing component 6 and the inner wall of the top side of the U-shaped mounting frame 5, and the air-inducing cavity is connected with the heat dissipation holes opened on the top of the distribution box body 1. When in use, when the distribution box body 1 is impacted by strong wind, the guided wind-resistant and shock-absorbing component 6 can buffer the wind strength to avoid vibration damage to the distribution box body 1 caused by strong wind. At the same time, the guided wind-resistant and shock-absorbing component 6 can guide the wind into the air-inducing cavity and realize heat dissipation of the distribution box body 1 through the heat dissipation holes, which has stronger functionality and better use effect.

[0025] The clamping type positioning installation assembly 3 includes a servo motor 301 and a bidirectional threaded rod 302. The servo motor 301 is fixed on the inner wall of one end of the vertical installation groove. The bidirectional threaded rod 302 is rotatably installed on the inner wall of the other end of the vertical installation groove through a connecting seat 303. One end of the bidirectional threaded rod 302 is fixedly connected to the output shaft of the servo motor 301. A threaded slider 304 is installed on the bidirectional threaded rod 302. The threaded slider 304 is slidably engaged in the vertical installation groove. The servo motor 301 is controlled to be turned on, so that the bidirectional threaded rod 302 rotates in the vertical installation groove through the connecting seat 303, so as to drive the threaded slider 304 to slide in the vertical installation. There are two threaded sliders 304, and the two threaded sliders 304 are provided. The grooved sliders 304 are respectively located at the reverse thread ends of the bidirectional threaded rod 302, and the first L-shaped block 305 and the second L-shaped block 306 are respectively fixed on the two threaded sliders 304. When controlling the rotation of the bidirectional thread, the two threaded sliders 304 can slide in opposite directions in the vertical mounting groove to adjust the distance between the first L-shaped block 305 and the second L-shaped block 306. When in use, as an alternative solution, telescopic rods can also be installed at both ends of the vertical mounting groove instead of the bidirectional threaded rod 302 to push the two threaded sliders 304 to slide in opposite directions in the vertical mounting groove to adjust the distance between the first L-shaped block 305 and the second L-shaped block 306.

[0026] The anti-seismic connector 4 includes a fixed connection block 401, which is installed on the distribution box body 1. The upper and lower ends of the fixed connection block 401 are fixedly installed with square sleeves 402. The square sleeve 402 is slidably inserted with an anti-seismic slider 403, and one end of the anti-seismic slider 403 is elastically connected to the fixed connection block 401 through a damping spring 404. The other end of the anti-seismic slider 403 is fixedly installed with a buckle box 405. The first L-shaped card block 305 and the second L-shaped card block 306 are adapted to be buckled in the buckle boxes 405 at the upper and lower ends. When in use, the first L-shaped card block 305 and the second L The distance between the type card blocks 306 is connected to the snap-on box 405, and the damping spring 404 is slightly squeezed to facilitate the connection of the snap-on box 405 with the mounting plate 2, thereby facilitating the connection of the distribution box body 1 to the mounting plate 2, and when the distribution box body 1 is subjected to a strong vibration force, the anti-seismic slider 403 slides in the square sleeve 402 to compress or stretch the damping spring 404, so that the damping spring 404 relieves the vibration force of the distribution box body 1, which facilitates the disassembly and assembly of the distribution box body 1 and effectively improves the anti-seismic performance of the distribution box body 1.

[0027] The guided wind-resistant shock-absorbing assembly 6 includes a first profile plate 601, a second profile plate 602 and a guide side plate 603. The first profile plate 601 and the second profile plate 602 are fixedly mounted on the inner wall of the U-shaped mounting frame 5. The two ends of the guide side plate 603 are respectively connected to the first profile plate 601 and the second profile plate 602 through a first shock-absorbing spring 604 and a second shock-absorbing spring 605. The length of the first shock-absorbing spring 604 is less than the length of the second shock-absorbing spring 605. The two ends of the guide side plate 603 slide and fit in the inner wall of the two sides of the U-shaped mounting frame 5. When in use, when the side of the distribution box body 1 is impacted by strong wind, under the action of the first shock-absorbing spring 604 and the second shock-absorbing spring 605, the guide side plate 603 slides on the inner wall of the U-shaped mounting frame 5 at an angle, so that the first shock-absorbing spring 604 and the second shock-absorbing spring 605 relieve the wind strength, thereby achieving effective shock absorption of the distribution box body 1, and the upper end of the guide side plate 603 is tilted inwardly to guide the wind into the air induced cavity, and through the heat dissipation holes, achieve effective heat dissipation of the distribution box body 1.

[0028] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

[0029] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. An earthquake-resistant low-voltage distribution box, comprising a distribution box body (1) and a mounting plate (2), characterized in that: A vertical mounting groove is provided on the side wall of the mounting plate (2), a clamping type positioning mounting assembly (3) is installed in the vertical mounting groove, an anti-seismic connector (4) is fixedly installed on the distribution box body (1), the anti-seismic connector (4) is adaptively connected to the clamping type positioning mounting assembly (3), a U-shaped mounting frame (5) is fixedly sleeved on the distribution box body (1), and a guided wind-resistant and shock-absorbing assembly (6) is installed on the inner walls at both ends of the U-shaped mounting frame (5), an air-inducing cavity is formed between the top of the guided wind-resistant and shock-absorbing assembly (6) and the inner wall of the top side of the U-shaped mounting frame (5), and the air-inducing cavity is connected to the heat dissipation hole provided on the top of the distribution box body (1).

2. The earthquake-resistant low-voltage distribution box according to claim 1, characterized in that: The clamping type positioning installation assembly (3) comprises a servo motor (301) and a bidirectional threaded rod (302), wherein the servo motor (301) is fixed on the inner wall of one end of the vertical installation groove, and the bidirectional threaded rod (302) is rotatably installed on the inner wall of the other end of the vertical installation groove via a connecting seat (303), and one end of the bidirectional threaded rod (302) is fixedly connected to the output shaft of the servo motor (301).

3. The earthquake-resistant low-voltage distribution box according to claim 2, characterized in that: A threaded slider (304) is installed on the bidirectional threaded rod (302), and the threaded slider (304) is slidably engaged in the vertical mounting groove. There are two threaded sliders (304), and the two threaded sliders (304) are respectively located at the reverse thread ends of the bidirectional threaded rod (302).

4. The earthquake-resistant low-voltage distribution box according to claim 3, characterized in that: A first L-shaped clamping block (305) and a second L-shaped clamping block (306) are respectively fixed on the two threaded sliders (304).

5. The earthquake-resistant low-voltage distribution box according to claim 4, characterized in that: The anti-seismic connecting member (4) comprises a fixed connecting block (401), the fixed connecting block (401) being mounted on the distribution box body (1), the upper and lower ends of the fixed connecting block (401) being fixedly mounted with square sleeves (402), the square sleeve (402) being slidably inserted with an anti-seismic sliding block (403), and one end of the anti-seismic sliding block (403) being elastically connected to the fixed connecting block (401) via a damping spring (404).

6. The earthquake-resistant low-voltage distribution box according to claim 5, characterized in that: A buckle box (405) is fixedly mounted on the other end of the anti-vibration sliding block (403), and the first L-shaped clamping block (305) and the second L-shaped clamping block (306) are adapted to be buckled in the buckle box (405) at the upper and lower ends.

7. The earthquake-resistant low-voltage distribution box according to claim 1, characterized in that: The guided wind-resistant and shock-absorbing component (6) comprises a first strip plate (601), a second strip plate (602) and a guiding side plate (603); the first strip plate (601) and the second strip plate (602) are both fixedly mounted on the inner wall of the U-shaped mounting frame (5); and the two ends of the guiding side plate (603) are respectively connected to the first strip plate (601) and the second strip plate (602) via a first shock-absorbing spring (604) and a second shock-absorbing spring (605).

8. The earthquake-resistant low-voltage distribution box according to claim 7, characterized in that: The length of the first shock absorbing spring (604) is smaller than the length of the second shock absorbing spring (605), and the two ends of the guide side plate (603) are slidably fitted on the inner walls on both sides of the U-shaped mounting frame (5).

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