Convenient-to-overhaul draw-out type low-voltage switch cabinet device for urban comprehensive pipe gallery

Abstract

The utility model relates to the technical field of low-voltage switch cabinets, and discloses a convenient-to-overhaul draw-out type low-voltage switch cabinet device for an urban comprehensive pipe gallery, which comprises a low-voltage switch cabinet body, a heat dissipation plate is fixedly connected in the low-voltage switch cabinet body, a heat dissipation fan is fixedly connected in the low-voltage switch cabinet body, and the heat dissipation fan is fixedly connected in the low-voltage switch cabinet body. A limiting adjusting mechanism is arranged in the low-voltage switch cabinet body, an auxiliary supporting mechanism is arranged at the bottom of the low-voltage switch cabinet body, in the using process, through drawer movement, a limiting plate moves, and a limiting block moves, the height of the limiting block is conveniently limited, and when one drawer is pulled out, the limiting plate moves, and the limiting block moves. The limiting block falls to be limited between the other two limiting plates, the position of the mounting plate is conveniently adjusted through rotation of a worm, rotation of a gear and cooperation with a third guide rail, so that maintenance by workers is facilitated, and the position of the supporting block is conveniently adjusted through rotation of a connecting sleeve, movement of a connecting block and cooperation with a second connecting rod.

Description

Technical Field

[0001] The utility model relates to the technical field of low-voltage switch cabinets, in particular to a withdrawable low-voltage switch cabinet device which is convenient for maintenance and is used in an urban comprehensive pipe gallery. Background Art

[0002] Low voltage withdrawable switchgear is widely used in urban integrated pipeline corridors, power plants, substations, power distribution centers PC and motor control centers MCC in factories, mines and high-rise buildings.

[0003] According to the description in a low-voltage withdrawable switch cabinet disclosed in the patent network (authorization announcement number: CN 214958225U), "the utility model relates to the technical field of low-voltage withdrawable switch cabinets, and discloses a low-voltage withdrawable switch cabinet, including a low-voltage withdrawable switch cabinet body, the low-voltage withdrawable switch cabinet body is provided with vacuum grooves around and on the top surface, a component installation box is slidably connected to the inside of the low-voltage withdrawable switch cabinet body, a baffle is fixedly installed on the front of the component installation box, a dustproof box is fixedly installed on one side of the low-voltage withdrawable switch cabinet body, a dustproof assembly is slidably connected to the inside of the dustproof box, and a fan is fixedly installed inside the dustproof box. The low-voltage withdrawable switch cabinet drives the internal and external circulation of the airflow through the fan, and the heat energy generated inside is retained in the box body through the vacuum layer and the internal reflective layer, so as to achieve the beneficial effects of heat dissipation and heat preservation at the same time, and the dustproof plate and dustproof assembly outside the dustproof box achieve the beneficial effects of dust prevention and avoiding the influence of dust on the service life of components."

[0004] In view of the above description, the applicant believes that there are the following problems:

[0005] During use, the utility model can use the rotating shaft to push the dustproof plate open by the external airflow when working, and perform secondary dust prevention through the dustproof component. The fan drives the airflow from the fan air inlet through the heat dissipation airflow inlet into the low-voltage withdrawable switch cabinet body, and then the fan drives the hot air flow of the low-voltage withdrawable switch cabinet body to flow out from the fan outlet through the heat dissipation airflow outlet. In actual use, since the drawers of the device are independently set and do not interfere with each other, during the maintenance process, unexpected situations may occur due to the sliding of the other drawers. At the same time, the device installs the electrical equipment inside the drawer, which requires the staff to go deep into the drawer when performing maintenance operations, which is prone to maintenance blind spots. Therefore, it is necessary to improve a withdrawable low-voltage switch cabinet device that is easy to maintain for urban integrated pipe corridors to solve the above problems. Utility Model Content

[0006] The utility model aims to provide a withdrawable low-voltage switch cabinet device for an urban integrated pipe gallery which is easy to maintain, so as to solve the problems raised in the above-mentioned background technology.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a withdrawable low-voltage switch cabinet device for an urban integrated pipe gallery that is easy to maintain, comprising a low-voltage switch cabinet, a heat sink fixedly connected to the inside of the low-voltage switch cabinet, a heat dissipation fan fixedly connected to the inside of the low-voltage switch cabinet, a limited position adjustment mechanism arranged inside the low-voltage switch cabinet, and an auxiliary support mechanism arranged at the bottom of the low-voltage switch cabinet;

[0008] The limit adjustment mechanism comprises a limit assembly and an adjustment assembly, and the adjustment assembly is arranged inside the limit assembly.

[0009] Preferably, the limit assembly includes a first guide rail, which is fixedly connected to the inside of the low-voltage switch cabinet, a drawer is slidably connected to the inside of the first guide rail, a limit plate is fixedly connected to the outside of the drawer, a second guide rail is fixedly connected to the inside of the low-voltage switch cabinet, a limit block is slidably connected to the inside of the second guide rail, a spring is fixedly connected to the inside of the second guide rail, and a bullet block is fixedly connected to one end of the spring away from the second guide rail, so as to facilitate the height limitation of the limit block and when a drawer is pulled out, the limit block falls and is limited between the other two limit plates, and when the drawer is pushed back, the limit block returns to the initial position, so as to realize interlocking between the drawers and avoid accidents due to the sliding of the drawers during maintenance.

[0010] Preferably, the bullet clamping block is slidably connected to the second guide rail, the limit block and the bullet clamping block are provided with grooves, and the bullet clamping block is in contact with the limit block, the limit plate and the limit block are provided with grooves at corresponding positions, and the limit block is in contact with the limit plate, so as to make the limiting process more stable.

[0011] Preferably, the adjustment assembly includes a worm, which is rotatably connected to the inside of the drawer, which is rotatably connected to a worm wheel inside the drawer, a gear is fixedly connected to the right side of the worm wheel, a third guide rail is fixedly connected to the inside of the drawer, a tooth plate is slidably connected to the inside of the third guide rail, and a mounting plate is fixedly connected to the right side of the tooth plate, so as to facilitate the adjustment of the position of the mounting plate, thereby facilitating the staff to inspect and repair electrical equipment installed on the mounting plate and avoiding blind spots in operation.

[0012] Preferably, the tooth plate is slidably connected to the drawer, the worm is meshed with the worm wheel, and the gear is meshed with the tooth plate, so that the maintenance process is more stable.

[0013] Preferably, the auxiliary support mechanism includes a fixed block, which is fixedly connected to the bottom of the low-voltage switch cabinet, and the fixed block is rotatably connected to a first connecting rod inside the fixed block, and the first connecting rod is rotatably connected to a connecting block outside the first connecting rod, and the connecting block is rotatably connected to a threaded rod inside the connecting block, and the threaded rod is threadedly connected to a connecting sleeve outside the threaded rod, and the connecting block is rotatably connected to a second connecting rod inside the connecting block, and the second connecting rod is rotatably connected to a support block outside, which is convenient for adjusting the position of the support block, thereby achieving the adjustment of the horizontality of the low-voltage switch cabinet, so that the low-voltage switch cabinet always remains level when used in different environments, thereby increasing the use effect.

[0014] Preferably, four support blocks are provided, and every two support blocks are provided as a group, and the two groups of support blocks are symmetrically distributed with the front center line of the low-voltage switch cabinet as the symmetry axis, so as to facilitate a more stable adjustment process.

[0015] Compared with the prior art, the utility model provides a withdrawable low-voltage switch cabinet device for an urban integrated pipe gallery that is easy to maintain, and has the following beneficial effects:

[0016] 1. The urban integrated pipe corridor is provided with a withdrawable low-voltage switch cabinet device which is easy to maintain. Through the limit adjustment mechanism, during use, the set drawer moves to move the limit plate, and the second guide rail moves the limit block, which is convenient for realizing the height limit of the limit block. When a drawer is pulled out, the limit block falls and limits between the other two limit plates. When the drawer is pushed back, the limit block returns to the initial position to achieve interlocking between the drawers, avoiding unexpected situations due to the sliding of the drawer during maintenance. The gear rotates through the rotation of the worm, and the third guide rail is used to adjust the position of the mounting plate, so that it is convenient for the staff to repair the electrical equipment installed on the mounting plate and avoid blind spots in operation.

[0017] 2. The urban integrated pipe corridor is provided with a withdrawable low-voltage switch cabinet device which is easy to maintain. Through the auxiliary support mechanism, during use, the connecting sleeve is rotated to move the connecting block, and the first connecting rod and the second connecting rod are cooperated to facilitate the adjustment of the support block position, thereby achieving the adjustment of the horizontality of the low-voltage switch cabinet body, so that the low-voltage switch cabinet body always remains horizontal when used in different environments, thereby increasing the use effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for use in the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without creative labor:

[0019] Figure 1 This is a schematic diagram of the front structure of the utility model;

[0020] Figure 2 This is a schematic diagram of the structure of the limit assembly of the utility model;

[0021] Figure 3 This is a schematic diagram of the internal structure of the limit assembly of the utility model;

[0022] Figure 4 This is a schematic diagram of the structure of the adjustment component of the utility model;

[0023] Figure 5 This is a schematic diagram of the internal structure of the adjustment component of the utility model;

[0024] Figure 6 This is a schematic diagram of the auxiliary support mechanism structure of the utility model.

[0025] In the figure: 1. low-voltage switch cabinet; 2. heat sink; 3. heat dissipation fan; 4. limit adjustment mechanism; 41. limit assembly; 411. first guide rail; 412. drawer; 413. limit plate; 414. second guide rail; 415. limit block; 416. spring; 417. bullet block; 42. adjustment assembly; 421. worm; 422. mounting plate; 423. worm wheel; 424. gear; 425. third guide rail; 426. tooth plate; 5. auxiliary support mechanism; 51. fixed block; 52. first connecting rod; 53. connecting block; 54. threaded rod; 55. connecting sleeve; 56. second connecting rod; 57. support block. DETAILED DESCRIPTION

[0026] 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.

[0027] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0028] Embodiment 1:

[0029] See also Figure 1-5 The utility model provides a technical solution: a withdrawable low-voltage switch cabinet device for easy maintenance of an urban integrated pipe gallery, comprising a low-voltage switch cabinet 1, a heat sink 2 is fixedly connected inside the low-voltage switch cabinet 1, a heat dissipation fan 3 is fixedly connected inside the low-voltage switch cabinet 1, a limited position adjustment mechanism 4 is arranged inside the low-voltage switch cabinet 1, and an auxiliary support mechanism 5 is arranged at the bottom of the low-voltage switch cabinet 1;

[0030] The limit adjustment mechanism 4 includes a limit assembly 41 and an adjustment assembly 42 . The adjustment assembly 42 is arranged inside the limit assembly 41 .

[0031] Furthermore, the limit assembly 41 includes a first guide rail 411, which is fixedly connected to the inside of the low-voltage switch cabinet 1, a drawer 412 is slidably connected to the inside of the first guide rail 411, a limit plate 413 is fixedly connected to the outside of the drawer 412, a second guide rail 414 is fixedly connected to the inside of the low-voltage switch cabinet 1, a limit block 415 is slidably connected to the inside of the second guide rail 414, a spring 416 is fixedly connected to the inside of the second guide rail 414, and a bullet block 417 is fixedly connected to the end of the spring 416 away from the second guide rail 414, so as to facilitate the height limitation of the limit block 415. When a drawer 412 is pulled out, the limit block 415 falls and is limited between the other two limit plates 413. When the drawer 412 is pushed back, the limit block 415 returns to the initial position, thereby realizing interlocking between the drawers 412 and avoiding accidents caused by the sliding of the drawer 412 during maintenance.

[0032] Furthermore, the bullet block 417 is slidably connected to the second guide rail 414, the limit block 415 and the bullet block 417 are provided with a groove, and the bullet block 417 is in contact with the limit block 415, and the limit plate 413 and the limit block 415 are provided with grooves at corresponding positions, and the limit block 415 is in contact with the limit plate 413, so as to facilitate a more stable limiting process.

[0033] Furthermore, the adjustment component 42 includes a worm 421, which is rotatably connected to the inside of the drawer 412, and a worm wheel 423 is rotatably connected to the inside of the drawer 412. A gear 424 is fixedly connected to the right side of the worm wheel 423. A third guide rail 425 is fixedly connected to the inside of the drawer 412, and a tooth plate 426 is slidably connected to the inside of the third guide rail 425. A mounting plate 422 is fixedly connected to the right side of the tooth plate 426 to facilitate the adjustment of the position of the mounting plate 422, thereby facilitating the staff to inspect and repair electrical equipment installed on the mounting plate 422 and avoiding blind spots in operation.

[0034] Furthermore, the tooth plate 426 is slidably connected to the drawer 412, the worm 421 is meshed with the worm wheel 423, and the gear 424 is meshed with the tooth plate 426, so that the maintenance process is more stable.

[0035] Embodiment 2:

[0036] See also Figure 6 , and combined with the first embodiment, it is further obtained that the auxiliary support mechanism 5 includes a fixed block 51, the fixed block 51 is fixedly connected to the bottom of the low-voltage switch cabinet 1, the fixed block 51 is internally rotatably connected to the first connecting rod 52, the first connecting rod 52 is externally rotatably connected to the connecting block 53, the connecting block 53 is internally rotatably connected to the threaded rod 54, the threaded rod 54 is externally threadedly connected to the connecting sleeve 55, the connecting block 53 is internally rotatably connected to the second connecting rod 56, and the second connecting rod 56 is externally rotatably connected to the support block 57, which is convenient for adjusting the position of the support block 57, thereby realizing the adjustment of the horizontality of the low-voltage switch cabinet 1, meeting the requirement that the low-voltage switch cabinet 1 always remains horizontal when used in different environments, thereby increasing the use effect.

[0037] Furthermore, four support blocks 57 are provided, and every two support blocks 57 are provided as a group, and the two groups of support blocks 57 are symmetrically distributed with the front center line of the low-voltage switch cabinet 1 as the symmetry axis, so as to facilitate a more stable adjustment process.

[0038] In actual operation, when the device is used, it is first adjusted according to the installation environment, and the connecting sleeve 55 is rotated to cooperate with the threaded rod 54 to move the connecting block 53, and the first connecting rod 52 and the second connecting rod 56 are cooperated to move the supporting block 57, so as to facilitate the adjustment of the position of the supporting block 57, thereby realizing the adjustment of the horizontality of the low-voltage switch cabinet 1, so that the low-voltage switch cabinet 1 always remains horizontal when used in different environments, and the use effect is increased. When maintenance is required, the drawer 412 is moved to cooperate with the first guide rail 411 to move the limit plate 413, and the second guide rail 414 is cooperated to move the limit block 415, and the spring 416 is cooperated to make the bullet block 4 17 movement, it is convenient to limit the height of the limit block 415. When a drawer 412 is pulled out, the limit block 415 falls and is limited between the other two limit plates 413. When the drawer 412 is pushed back, the limit block 415 returns to the initial position to achieve interlocking between the drawers 412, avoiding unexpected situations due to the sliding of the drawer 412 during maintenance. By rotating the worm 421 and cooperating with the worm wheel 423, the gear 424 rotates, and the third guide rail 425 is cooperated to move the tooth plate 426, which is convenient for adjusting the position of the mounting plate 422, thereby facilitating the staff to repair the electrical equipment installed on the mounting plate 422 and avoiding blind spots in operation.

[0039] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the statement "comprise a ..." do not exclude the presence of other identical elements in the process, method, article or device including the elements.

Claims

1. A withdrawable low-voltage switch cabinet device for an urban integrated pipe gallery that is easy to maintain, comprising a low-voltage switch cabinet body (1), characterized in that: A heat sink (2) is fixedly connected inside the low-voltage switch cabinet (1), a heat dissipation fan (3) is fixedly connected inside the low-voltage switch cabinet (1), a limit adjustment mechanism (4) is arranged inside the low-voltage switch cabinet (1), and an auxiliary support mechanism (5) is arranged at the bottom of the low-voltage switch cabinet (1); The position limiting and adjusting mechanism (4) comprises a position limiting component (41) and an adjusting component (42), wherein the adjusting component (42) is arranged inside the position limiting component (41).

2. According to claim 1, a withdrawable low-voltage switch cabinet device for easy maintenance for an urban integrated pipe gallery is characterized in that: The limit assembly (41) comprises a first guide rail (411), the first guide rail (411) is fixedly connected to the inside of the low-voltage switch cabinet (1), a drawer (412) is slidably connected to the inside of the first guide rail (411), a limit plate (413) is fixedly connected to the outside of the drawer (412), a second guide rail (414) is fixedly connected to the inside of the low-voltage switch cabinet (1), a limit block (415) is slidably connected to the inside of the second guide rail (414), a spring (416) is fixedly connected to the inside of the second guide rail (414), and a bullet block (417) is fixedly connected to one end of the spring (416) away from the second guide rail (414).

3. The withdrawable low-voltage switch cabinet device for easy maintenance for an urban integrated pipe gallery according to claim 2 is characterized in that: The bullet clamping block (417) is slidably connected to the second guide rail (414); a groove is formed between the limit block (415) and the bullet clamping block (417), and the bullet clamping block (417) contacts the limit block (415); a groove is formed at a corresponding position between the limit plate (413) and the limit block (415), and the limit block (415) contacts the limit plate (413).

4. The withdrawable low-voltage switch cabinet device for easy maintenance for an urban integrated pipe gallery according to claim 2 is characterized in that: The adjusting assembly (42) comprises a worm (421), the worm (421) being rotatably connected to the inside of the drawer (412), a worm wheel (423) being rotatably connected to the inside of the drawer (412), a gear (424) being fixedly connected to the right side of the worm wheel (423), a third guide rail (425) being fixedly connected to the inside of the drawer (412), a toothed plate (426) being slidably connected to the inside of the third guide rail (425), and a mounting plate (422) being fixedly connected to the right side of the toothed plate (426).

5. The withdrawable low-voltage switch cabinet device for easy maintenance for urban integrated pipe gallery according to claim 4 is characterized in that: The tooth plate (426) is slidably connected to the drawer (412), the worm (421) is meshed with the worm wheel (423), and the gear (424) is meshed with the tooth plate (426).

6. The withdrawable low-voltage switch cabinet device for easy maintenance for an urban integrated pipe gallery according to claim 1 is characterized in that: The auxiliary support mechanism (5) comprises a fixed block (51), wherein the fixed block (51) is fixedly connected to the bottom of the low-voltage switch cabinet (1), the fixed block (51) is internally rotatably connected to a first connecting rod (52), the first connecting rod (52) is externally rotatably connected to a connecting block (53), the connecting block (53) is internally rotatably connected to a threaded rod (54), the threaded rod (54) is externally threadedly connected to a connecting sleeve (55), the connecting block (53) is internally rotatably connected to a second connecting rod (56), and the second connecting rod (56) is externally rotatably connected to a support block (57).

7. The withdrawable low-voltage switch cabinet device for easy maintenance for urban integrated pipe gallery according to claim 6 is characterized in that: Four support blocks (57) are provided, and every two support blocks (57) are provided as a group, and the two groups of support blocks (57) are symmetrically distributed with the front center line of the low-voltage switch cabinet (1) as the symmetry axis.

Images