A power distribution cabinet with automatic closing and locking functions
By designing the distribution cabinet door with automatic closing and locking functions, the problem of the distribution cabinet door being open for a long time is solved, and automatic closing and locking are achieved to ensure the normal operation and safety of the distribution cabinet.
Patent Information
- Application Number
- CN202411051079.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- Filing Date
- 2024-08-01
- Publication Date
- 2025-09-23
- Estimated Expiration
- 2044-08-01
AI Technical Summary
Existing distribution cabinet doors may be left open for a long time after maintenance because they are not locked, allowing small animals to enter the distribution cabinet, causing equipment damage and safety hazards.
A distribution cabinet door is designed with automatic closing and locking functions. Through the coordinated work of the transmission component, door closing component, locking component and limit component, automatic closing and locking are achieved to prevent the cabinet door from being open for a long time.
Effectively prevent small animals from entering the distribution cabinet, ensure the normal operation of equipment, reduce the risk of electric shock, and improve safety.
Smart Images

Figure CN119340811B_ABST
Abstract
Description
Technical Field
[0001] The present invention relates to the technical field of power distribution cabinets, in particular to a power distribution cabinet with a cabinet door having automatic closing and locking functions. Background Art
[0002] On rural distribution lines, most desktop transformers are equipped with distribution cabinets, which contain low-voltage circuit breakers, low-voltage outgoing cables, and metering devices. Prolonged exposure to wind and rain can damage these devices. Furthermore, the presence of small animals can cause power outages. Therefore, distribution cabinet doors must be kept closed when not in use.
[0003] After the maintenance of the existing distribution cabinets is completed, some distribution cabinet doors are not locked due to the carelessness of the operation and maintenance personnel. This will cause the distribution cabinet doors to remain open for a long time, so some small animals will enter the distribution cabinet, causing damage to the internal circuit of the distribution cabinet and affecting the normal operation of the distribution cabinet. At the same time, the distribution cabinet that is often open also has certain safety hazards and there is a certain risk of electric shock. Summary of the Invention
[0004] The purpose of this section is to summarize some aspects of the embodiments of the present invention and briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and the abstract and title of this application to avoid obscuring the purpose of this section, the abstract and the title of the invention, and such simplifications or omissions should not be used to limit the scope of the present invention.
[0005] In view of the above problems or problems existing in the prior art, the present invention is proposed.
[0006] Therefore, the purpose of the present invention is to provide a distribution cabinet with automatic closing and locking functions. After the maintenance is completed, the door can be closed and automatically locked after closing. This can ensure that the distribution cabinet is locked, prevent small animals from entering the interior of the distribution cabinet, and reduce the risk of electric shock.
[0007] To solve the above technical problems, the present invention provides the following technical solutions: a power distribution cabinet with a cabinet door having automatic closing and locking functions, comprising a cabinet unit, wherein the cabinet unit comprises a cabinet assembly, a transmission assembly arranged on the top of the cabinet assembly, a door closing assembly arranged inside the cabinet assembly, a locking assembly arranged inside the cabinet assembly, an unlocking assembly arranged inside the cabinet assembly, and a limit assembly arranged inside the cabinet assembly;
[0008] The limit assembly includes a sliding block arranged inside the cabinet assembly, a mounting hole arranged at the bottom of the sliding block, limit slots on both sides of the mounting hole, a reset spring arranged inside the mounting hole, a clamping block arranged at the bottom of the reset spring, a second limit block arranged on both sides of the clamping block, the second limit block is slidably connected to the limit slot, a threaded hole is opened on the top of the sliding block, and a threaded rod is threadedly connected inside the threaded hole.
[0009] As a preferred solution of the power distribution cabinet of the present invention, the cabinet door has automatic closing and locking functions, wherein: the cabinet body assembly includes a cabinet body, a movable door arranged on one side of the cabinet body, heat dissipation holes are opened on both sides of the cabinet body, and a handle is fixedly installed on one side of the movable door.
[0010] As a preferred solution of the power distribution cabinet of the present invention, the cabinet door has automatic closing and locking functions, wherein: the transmission component includes a rotating rod fixedly connected to the movable door, a rotating disk arranged on the outer wall of the rotating rod, and a synchronous belt arranged on the outside of the rotating rod.
[0011] As a preferred solution of the power distribution cabinet of the present invention, the cabinet door has automatic closing and locking functions, wherein: the door closing assembly includes a first mounting groove arranged on the top of the cabinet body, a rotating shaft rotatably connected to the first mounting groove, a spiral spring arranged on the outside of the rotating shaft, and one end of the spiral spring is fixedly connected to the rotating disk.
[0012] As a preferred solution of the power distribution cabinet of the present invention, the cabinet door has automatic closing and locking functions, wherein: the locking assembly includes a second mounting groove arranged inside the movable door, a first magnet arranged on the inner wall of the second mounting groove, and an iron block arranged inside the second mounting groove.
[0013] As a preferred solution of the power distribution cabinet of the present invention, the cabinet door has automatic closing and locking functions, wherein: the unlocking component includes an installation compartment arranged inside the cabinet body, a rotating shaft arranged inside the installation compartment, a limiting hole is provided at one end of the rotating shaft, a second magnet fixedly connected to the rotating shaft, a first limiting block is slidably installed inside the limiting hole, and an elastic rubber block is arranged on the top of the first limiting block, and a torsion spring is fixedly installed at one end of the rotating shaft.
[0014] As a preferred solution of the power distribution cabinet of the present invention, the cabinet door has automatic closing and locking functions, wherein: a through hole is opened on one side of the installation compartment, the through hole passes through one side of the installation compartment, and the through hole is adapted to the rotating shaft.
[0015] As a preferred solution of the power distribution cabinet of the present invention, the cabinet door has automatic closing and locking functions, wherein: a slide groove is opened on one side of the cabinet body, a limiting slide groove is opened at the bottom of the slide groove, the sliding block is slidably installed inside the limiting groove, and the threaded rod passes through the slide groove.
[0016] As a preferred solution of the power distribution cabinet of the present invention, the cabinet door has the automatic closing and locking functions, wherein: the bottom of the card block is provided with an arc surface.
[0017] As a preferred solution of the power distribution cabinet of the present invention with automatic closing and locking functions, a mounting hole is provided inside the cabinet body, the rotating disk is installed inside the mounting hole, and the diameter of the mounting hole is larger than the diameter of the rotating disk.
[0018] The beneficial effects of the present invention are as follows: by setting a cabinet unit, the cabinet assembly can drive the transmission assembly to rotate, and the transmission assembly drives the door closing assembly to rotate, while the limit assembly has a limiting effect on the opened cabinet door, which makes it convenient for maintenance personnel to inspect the interior of the distribution cabinet. After the inspection is completed, the maintenance personnel only need to push the cabinet door to release the limit of the cabinet door by the limit assembly. Under the action of the door closing assembly, the door closing assembly drives the transmission assembly to rotate, and the transmission assembly drives the cabinet door to rotate to achieve the door closing effect. At the same time, after the cabinet door is closed, the cabinet door is locked under the action of the locking assembly, which can prevent the cabinet door from being opened for a long time and small animals from entering the distribution cabinet to cause damage to the interior of the distribution cabinet, thereby ensuring the normal operation of the distribution cabinet. BRIEF DESCRIPTION OF THE DRAWINGS
[0019] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following briefly introduces the drawings required for describing 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 derived from these drawings without inventive effort. Among them:
[0020] Figure 1 This is a schematic diagram of the overall structure of a power distribution cabinet with automatic closing and locking functions.
[0021] Figure 2 This is a schematic diagram of the top structure of a distribution cabinet with automatic closing and locking functions.
[0022] Figure 3 For distribution cabinets with automatic closing and locking functions Figure 2 Enlarged schematic diagram of point A in the middle.
[0023] Figure 4 This is a schematic diagram of the limit assembly structure of a distribution cabinet with automatic closing and locking functions.
[0024] Figure 5 This is a schematic diagram of the unlocking component structure of a distribution cabinet with automatic closing and locking functions.
[0025] Figure 6 For distribution cabinets with automatic closing and locking functions Figure 5 Enlarged schematic diagram of point B in the middle.
[0026] Figure 7This is a schematic diagram of the locking assembly structure of a distribution cabinet with automatic closing and locking functions.
[0027] Figure 8 For distribution cabinets with automatic closing and locking functions Figure 6 Enlarged schematic diagram at point C in the middle. DETAILED DESCRIPTION
[0028] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the specific embodiments of the present invention are described in detail below with reference to the accompanying drawings.
[0029] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways different from those described herein. Those skilled in the art may make similar generalizations without violating the connotation of the present invention. Therefore, the present invention is not limited to the specific embodiments disclosed below.
[0030] Secondly, the term "one embodiment" or "embodiment" herein refers to a specific feature, structure, or characteristic that may be included in at least one implementation of the present invention. The phrase "in one embodiment" appearing in various places throughout this specification does not necessarily refer to the same embodiment, nor does it refer to a separate or selective embodiment that is mutually exclusive of other embodiments.
[0031] Example 1
[0032] Reference Figures 1 to 8 This embodiment provides a power distribution cabinet with automatic closing and locking functions for the cabinet door, which includes a cabinet unit 100. The cabinet component 100 can drive the transmission component 102 to rotate, and the transmission component 102 drives the door closing component 103 to rotate. At the same time, the limit component 106 has a limiting effect on the opened cabinet door, which makes it convenient for maintenance personnel to inspect the interior of the power distribution cabinet. After the inspection is completed, the maintenance personnel only need to push the cabinet door lightly to release the limit of the cabinet door by the limit component 106. Under the action of the door closing component 103, the door closing component 103 drives the transmission component 102 to rotate, and the transmission component 102 drives the cabinet door to rotate to achieve the effect of closing the door. At the same time, after the cabinet door is closed, the cabinet door is locked under the action of the locking component 104, which can prevent the cabinet door from being opened for a long time and small animals from entering the distribution cabinet to cause damage to the interior of the distribution cabinet, thereby ensuring the normal operation of the distribution cabinet.
[0033] Specifically, the cabinet unit 100 includes a cabinet assembly 101, a transmission assembly 102 disposed on the top of the cabinet assembly 101, a door closing assembly 103 disposed inside the cabinet assembly 101, a locking assembly 104 disposed inside the cabinet assembly 101, an unlocking assembly 105 disposed inside the cabinet assembly 101, and a limiting assembly 106 disposed inside the cabinet assembly 101;
[0034] The limiting assembly 106 includes a sliding block 106a arranged inside the cabinet assembly 101, a mounting hole 106b arranged at the bottom of the sliding block 106a, limiting grooves 106c are provided on both sides of the mounting hole 106b, a return spring 106d arranged inside the mounting hole 106b, a clamping block 106e arranged at the bottom of the return spring 106d, and a second limiting block 106f arranged on both sides of the clamping block 106e. The second limiting block 106f is slidably connected to the limiting groove 106c, and a threaded hole 106g is provided on the top of the sliding block 106a, and the threaded hole 106g is internally threadedly connected to the threaded rod 106h.
[0035] Furthermore, the cabinet assembly 101 includes a cabinet 101a, a movable door 101b arranged on one side of the cabinet 101a, heat dissipation holes 101c arranged on both sides of the cabinet 101a, and a handle 101d fixedly installed on one side of the movable door 101b.
[0036] Furthermore, the transmission assembly 102 includes a rotating rod 102a fixedly connected to the movable door 101b, a rotating disk 102b arranged on the outer wall of the rotating rod 102a, and a synchronous belt 102c arranged on the outer side of the rotating rod 102a.
[0037] Furthermore, the door closing assembly 103 includes a first mounting groove 103a arranged on the top of the cabinet 101a, a rotating shaft 103b rotatably connected to the first mounting groove 103a, a spiral spring 103c arranged on the outside of the rotating shaft 103b, and one end of the spiral spring 103c is fixedly connected to the rotating disk 102b.
[0038] Preferably, before opening the door, the threaded rod 106h can be rotated first to move the threaded rod 106h in the direction away from the sliding block 106a. The threaded rod 106h is further moved, and the threaded rod 106h drives the sliding block 106a to move to one side along the limit groove. The sliding block 106a drives the internal reset spring 106d and the block 106e to move. The block 106e drives the second limit blocks 106f set on both sides to move. When it moves to the appropriate position, the threaded rod 106h is rotated, and the threaded rod 106h moves in the direction close to the sliding block 106a. The threaded rod 106h cooperates with the The cabinet body 101a has a fixing effect on the sliding block 106a. The key is further inserted into the unlocking component 105 to release the lock of the locking component 104 on the movable door 101b, and the movable door 101b is further opened. After the movable door 101b is opened, the block 106e moves downward along the mounting hole 106b under the action of the return spring 106d. During the downward movement of the block 106e, the second limit block 106f is driven to move downward along the limit groove 106c. The block 106e is stuck on one side of the movable door 101b, and the opening angle of the movable door 101b is fixed after the door is opened.
[0039] When the movable door 101b is opened, the rotating rod 102a is driven to rotate, and the rotating rod 102a drives the rotating disk 102b to rotate. The rotating disk 102b pulls the volute spring 103c to rotate. At the same time, the rotating rod 102a drives the rotating shaft 103b to rotate through the synchronous belt 102c, and the rotating shaft 103b drives the volute spring 103c to rotate, so that the volute spring 103c is tightened, and the clamping block 106e fixes the angle of the movable door 101b after it is opened.
[0040] It should be noted that grooves adapted to the synchronous belt 102c are provided on the outer walls of the rotating rod 102a and the rotating shaft 103b.
[0041] Furthermore, the locking assembly 104 includes a second mounting groove 104a disposed inside the movable door 101b, a first magnet 104b disposed on the inner wall of the second mounting groove 104a, and an iron block 104c disposed inside the second mounting groove 104a.
[0042] Furthermore, the unlocking component 105 includes an installation compartment 105a arranged inside the cabinet 101a, a rotating shaft 105b arranged inside the installation compartment 105a, a limiting hole 105c arranged at one end of the rotating shaft 105b, a second magnet 105d fixedly connected to the rotating shaft 105b, a first limiting block 105e slidingly installed inside the limiting hole 105c, and an elastic rubber block 105f arranged on the top of the first limiting block 105e, and a torsion spring 105g fixedly installed at one end of the rotating shaft 105b.
[0043] Preferably, the key is inserted into the limiting hole 105c opened inside the rotating shaft 105b, and the first limiting block 105e is pushed upward. The first limiting block 105e moves upward to squeeze the elastic rubber block 105f. After being squeezed, the elastic rubber block 105f is elastically deformed, causing the first limiting block 105e to fall off the limiting hole 105c. The rotating shaft 105b is further rotated. After the rotating shaft 105b rotates, the second magnet 105d is separated from the iron block 104c. The iron block 104c is reset to the inside of the second mounting groove 104a under the action of the first magnet 104b. The rotating shaft 105b is reset under the action of the torsion spring 105g. When the movable door 101b is closed, the second magnet 105d adsorbs the iron block 104c to the outside of the rotating shaft 105b.
[0044] It should be noted that the magnetic force of the second magnet 105d is greater than the magnetic force of the first magnet 104b.
[0045] Furthermore, a through hole is opened on one side of the installation chamber 105a, and the through hole passes through one side of the installation chamber 105a, and the through hole is adapted to the rotating shaft 105b.
[0046] Furthermore, a slide groove is provided on one side of the cabinet 101a, and a limit slide groove is provided at the bottom of the slide groove. The sliding block 106a is slidably installed inside the limit groove, and the threaded rod 106h passes through the slide groove.
[0047] Furthermore, a curved surface is provided at the bottom of the block 106e.
[0048] Furthermore, a mounting hole is opened inside the cabinet 101a, and the rotating disk 102b is installed inside the mounting hole. The diameter of the mounting hole is larger than the diameter of the rotating disk 102b.
[0049] When in use, before opening the door, you can first rotate the threaded rod 106h to move the threaded rod 106h in the direction away from the sliding block 106a. Further move the threaded rod 106h, and the threaded rod 106h drives the sliding block 106a to move to one side along the limit groove. The sliding block 106a drives the internal reset spring 106d and the block 106e to move. The block 106e drives the second limit blocks 106f set on both sides to move. When it moves to the appropriate position, rotate the threaded rod 106h, and the threaded rod 106h moves in the direction close to the sliding block 106a. The threaded rod 106h cooperates with The cabinet body 101a has a fixing effect on the sliding block 106a. The key is further inserted into the unlocking component 105 to release the lock of the locking component 104 on the movable door 101b, and the movable door 101b is further opened. After the movable door 101b is opened, the block 106e moves downward along the mounting hole 106b under the action of the return spring 106d. During the downward movement of the block 106e, the second limit block 106f is driven to move downward along the limit groove 106c. The block 106e is stuck on one side of the movable door 101b, and the opening angle of the movable door 101b is fixed after the door is opened.
[0050] When the movable door 101b is opened, the rotating rod 102a is driven to rotate, and the rotating rod 102a drives the rotating disk 102b to rotate. The rotating disk 102b pulls the volute spring 103c to rotate. At the same time, the rotating rod 102a drives the rotating shaft 103b to rotate through the synchronous belt 102c, and the rotating shaft 103b drives the volute spring 103c to rotate, so that the volute spring 103c is tightened, and the clamping block 106e fixes the angle of the movable door 101b after it is opened.
[0051] Insert the key into the limiting hole 105c opened inside the rotating shaft 105b, push the first limiting block 105e upward, and the first limiting block 105e moves upward to squeeze the elastic rubber block 105f. After being squeezed, the elastic rubber block 105f is elastically deformed, so that the first limiting block 105e is separated from the limiting hole 105c. The rotating shaft 105b is further rotated. After the rotating shaft 105b rotates, the second magnet 105d is separated from the iron block 104c. The iron block 104c is reset to the inside of the second mounting groove 104a under the action of the first magnet 104b. The rotating shaft 105b is reset under the action of the torsion spring 105g. When the movable door 101b is closed, the second magnet 105d adsorbs the iron block 104c to the outside of the rotating shaft 105b.
[0052] In summary, the present invention sets a cabinet unit, and the cabinet assembly can drive the transmission assembly to rotate, and the transmission assembly drives the door closing assembly to rotate, and at the same time the limit assembly has a limiting effect on the open cabinet door, which makes it convenient for maintenance personnel to inspect the inside of the distribution cabinet. After the inspection is completed, the maintenance personnel only need to push the cabinet door to release the limit of the cabinet door by the limit assembly. Under the action of the door closing assembly, the door closing assembly drives the transmission assembly to rotate, and the transmission assembly drives the cabinet door to rotate to achieve the door closing effect. At the same time, after the cabinet door is closed, the cabinet door is locked under the action of the locking assembly, which can prevent the cabinet door from being opened for a long time and small animals from entering the distribution cabinet to cause damage to the interior of the distribution cabinet, thereby ensuring the normal operation of the distribution cabinet.
[0053] It is important to note that the construction and arrangement of the present application shown in a number of different exemplary embodiments are merely illustrative. Although only a few embodiments are described in detail in this disclosure, it should be readily understood by those who refer to this disclosure that many modifications are possible (e.g., the size, scale, structure, shape, and proportion of various elements, as well as parameter values (e.g., temperature, pressure, etc.), mounting arrangements, use of materials, color, changes in orientation, etc.) without departing substantially from the novel teachings and advantages of the subject matter described in this application. For example, an element shown as integrally formed may be composed of multiple parts or elements, the position of the element may be inverted or otherwise changed, and the nature, number, or position of the discrete elements may be altered or changed. Therefore, all such modifications are intended to be included within the scope of the present invention. The order or sequence of any process or method steps may be changed or reordered according to alternative embodiments. In the claims, any "means plus function" clause is intended to cover the structure described herein that performs the function, and is not only structurally equivalent but also equivalent structures. Other replacements, modifications, changes, and omissions may be made in the design, operating conditions, and arrangement of the exemplary embodiments without departing from the scope of the present invention. Therefore, the invention is not limited to the specific embodiments, but extends to various modifications that still fall within the scope of the appended claims.
[0054] Additionally, in order to provide a concise description of exemplary embodiments, all features of an actual embodiment (i.e., those features that are not relevant to the best mode presently contemplated for carrying out the invention or those that are not relevant to implementing the invention) may not be described.
[0055] It will be appreciated that in the development of any actual embodiment, as in any engineering or design project, numerous implementation-specific decisions may be made. Such a development effort may be complex and time-consuming, but will, for those of ordinary skill having the benefit of this disclosure, be a routine undertaking of design, fabrication, and production without undue experimentation.
[0056] It should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present invention may be modified or replaced by equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should all be included in the scope of the claims of the present invention.
Claims
1. A power distribution cabinet with doors that have automatic closing and locking functions, characterized by: include, The cabinet unit (100) comprises a cabinet assembly (101), a transmission assembly (102) arranged on the top of the cabinet assembly (101), a door closing assembly (103) arranged inside the cabinet assembly (101), a locking assembly (104) arranged inside the cabinet assembly (101), an unlocking assembly (105) arranged inside the cabinet assembly (101), and a limiting assembly (106) arranged inside the cabinet assembly (101); The limiting assembly (106) includes a sliding block (106a) arranged inside the cabinet assembly (101), a mounting hole (106b) arranged at the bottom of the sliding block (106a), limiting grooves (106c) are provided on both sides of the mounting hole (106b), a return spring (106d) is provided inside the mounting hole (106b), a clamping block (106e) is provided at the bottom of the return spring (106d), and a second limiting block (106f) is provided on both sides of the clamping block (106e), the second limiting block (106f) is slidably connected to the limiting groove (106c), and a threaded hole (106g) is provided on the top of the sliding block (106a), and the threaded hole (106g) is internally threadedly connected to a threaded rod (106h).
2. The power distribution cabinet with automatic closing and locking functions according to claim 1, characterized in that: The cabinet assembly (101) comprises a cabinet (101a), a movable door (101b) arranged on one side of the cabinet (101a), heat dissipation holes (101c) arranged on both sides of the cabinet (101a), and a handle (101d) fixedly mounted on one side of the movable door (101b).
3. The power distribution cabinet with automatic closing and locking functions according to claim 2, characterized in that: The transmission assembly (102) comprises a rotating rod (102a) fixedly connected to the movable door (101b), a rotating disk (102b) arranged on the outer wall of the rotating rod (102a), and a synchronous belt (102c) arranged on the outer side of the rotating rod (102a).
4. The power distribution cabinet with automatic closing and locking functions according to claim 3, characterized in that: The door closing assembly (103) comprises a first mounting groove (103a) arranged on the top of the cabinet (101a), a rotating shaft (103b) rotatably connected to the first mounting groove (103a), and a spiral spring (103c) arranged outside the rotating shaft (103b), wherein one end of the spiral spring (103c) is fixedly connected to the rotating disk (102b).
5. The power distribution cabinet with automatic closing and locking functions according to claim 4, characterized in that: The locking assembly (104) comprises a second installation groove (104a) arranged inside the movable door (101b), a first magnet (104b) arranged on the inner wall of the second installation groove (104a), and an iron block (104c) arranged inside the second installation groove (104a).
6. The power distribution cabinet with automatic closing and locking functions according to claim 5, characterized in that: The unlocking component (105) comprises an installation chamber (105a) arranged inside the cabinet (101a), a rotating shaft (105b) arranged inside the installation chamber (105a), a limiting hole (105c) provided at one end of the rotating shaft (105b), a second magnet (105d) fixedly connected to the rotating shaft (105b), a first limiting block (105e) slidably installed inside the limiting hole (105c), and an elastic rubber block (105f) arranged on the top of the first limiting block (105e), and a torsion spring (105g) fixedly installed at one end of the rotating shaft (105b).
7. The power distribution cabinet with automatic closing and locking functions according to claim 6, characterized in that: A through hole is provided on one side of the installation chamber (105a), the through hole passing through one side of the installation chamber (105a), and the through hole is adapted to the rotating shaft (105b).
8. The power distribution cabinet with automatic closing and locking functions according to claim 7, characterized in that: A slide groove is provided on one side of the cabinet body (101a), and a limit slide groove is provided at the bottom of the slide groove. The sliding block (106a) is slidably installed inside the limit groove, and the threaded rod (106h) passes through the slide groove.
9. The power distribution cabinet with automatic closing and locking functions according to claim 8, characterized in that: The bottom of the block (106e) is provided with an arc-shaped surface.
10. The power distribution cabinet with automatic closing and locking functions according to claim 3, characterized in that: A mounting hole is provided inside the cabinet (101a), and the rotating disk (102b) is mounted inside the mounting hole. The diameter of the mounting hole is larger than the diameter of the rotating disk (102b).
Citation Information
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CN117457457A
Cabinet door for low-voltage power distribution cabinet
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