Inlet wire protection electrical control cabinet

Abstract

The utility model discloses an incoming line protection electrical control cabinet, which relates to the technical field of electrical control cabinets and comprises a control cabinet body, a transformer body is mounted in the control cabinet body, a connecting line is mounted on the outer wall of the transformer body, and a sealing block is arranged, so that when a transformer in the control cabinet is connected through the connecting line, the sealing block can seal the transformer in the control cabinet. In order to improve the dustproof effect at the interface of the connecting line and the transformer, when the connecting line is connected with the transformer, a sliding rod can be driven to slide along the inner wall of the control cabinet through the connection of a sliding groove, a telescopic clamping rod and the surface of a fixed block are attached and extruded, and the telescopic clamping rod and a spring are driven to perform extrusion movement under the connection of the spring, so that the connecting line is connected with the transformer. And under the reaction effect of the spring, the telescopic clamping rod and the fixing block are driven to be clamped and fixed, and the effect that the sealing block is driven to effectively seal the connector of the connecting line and the transformer in a dustproof mode is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of electric control cabinets, in particular to an incoming line protection electric control cabinet. Background Art

[0002] The electrical control cabinet can assemble a series of switchgear, measuring instruments, protective electrical appliances and auxiliary equipment in the cabinet according to the electrical wiring requirements. Its layout meets the requirements for the normal operation of the required power system and has the effect of facilitating maintenance without endangering the safety of people and surrounding equipment. When the electrical control cabinet is working, a series of electronic components will be installed and various circuits will be formed. The incoming line protection frame will be used when in use.

[0003] For example, announcement number CN116826553A discloses an incoming line protection electrical control cabinet, including an electrical control cabinet body, an outer protection frame fixed inside the electrical control cabinet body, a plurality of wire holes opened at the bottom of the outer protection frame, a line fixing frame provided below the outer protection frame, a plurality of wire threading grooves provided on the line fixing frame, and buffer wire clamps provided in the wire threading grooves. The invention facilitates the downward passage of the lines through the wire holes at the bottom of the outer protection frame, fixes the passing lines through the wire threading grooves on the line fixing frame, provides buffer protection for the lines, avoids confusion of wires inside the electrical control cabinet, and improves the overall installation convenience and protection capability of the electrical control cabinet.

[0004] However, when this type of incoming line protection electrical control cabinet is in use, although it can lay and fix multiple groups of connecting wires, when the connecting wires are connected to the transformer, the dust-proof sealing effect at the interface between the connecting wires and the transformer is not high, so dust can easily fall into the interface, causing poor contact between the connecting wires and the devices, thereby reducing the stability of the electrical control cabinet.

[0005] Therefore, in view of this, the existing structural deficiencies are studied and improved, and an incoming line protection electrical control cabinet is proposed. Utility Model Content

[0006] The utility model aims to provide an incoming line protection electrical control cabinet to solve the problem of low dustproof sealing effect at the interface between the connecting line and the transformer proposed in the above background technology.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an incoming line protection electrical control cabinet, comprising a control cabinet body, a transformer body is installed inside the control cabinet body, a connecting line is installed on the outer wall of the transformer body, the inner wall of the control cabinet body is fixedly connected with a fixing rod that fits in with the top of the transformer body, the outer wall of the fixing rod is fixedly connected with a fixing block, the inner wall of the control cabinet body is slidably connected with a sliding rod, a sliding groove is provided at the connecting part between the inner wall of the control cabinet body and the sliding rod, the outer wall of the sliding rod is slidably connected with a telescopic clamping rod that is slidably connected with the outer wall of the fixed block, the outer wall of the telescopic clamping rod is sleeved with a spring fixedly connected to the outer wall of the sliding rod, one end of the spring is fixedly connected with a pulling block fixedly connected to the outer wall of the sliding rod, the outer wall of the fixed block is provided with a clamping groove at the connecting part between the outer wall of the fixing block and the telescopic clamping rod, and the outer wall of the sliding rod is fixedly connected with a sealing block that fits in with the outer wall of the connecting line.

[0008] Furthermore, the inner wall of the control cabinet is rotatably connected to a threaded rod, one end of the threaded rod is fixedly connected to a knob, the outer wall of the threaded rod is threadedly connected to a telescopic rod slidably connected to the inner wall of the control cabinet, a fixing groove is provided at the connecting portion between the inner wall of the control cabinet and the telescopic rod, the outer wall of the telescopic rod is fixedly connected to a clamping block that fits with the outer wall of the connecting line, and the inner wall of the control cabinet is fixedly connected to a positioning rod that fits with the outer wall of the connecting line.

[0009] Furthermore, the outer wall contour of the connection portion between the fixing block and the telescopic clamping rod is in an arc shape.

[0010] Furthermore, the inner wall contour of the card slot is larger than the outer wall contour of the telescopic card rod.

[0011] Furthermore, the outer wall contour of the connection portion between the sliding rod and the sealing block is in a comb-tooth shape, and the outer wall contour of the sealing block is in a semicircular shape.

[0012] Furthermore, the fixing grooves are symmetrically arranged at both ends of the telescopic rod.

[0013] Furthermore, the outer wall profiles of the clamping block and the positioning rod are both comb-tooth-shaped.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] 1. The utility model is provided with a sealing block. When the connecting wire is connected to the transformer in the control cabinet through the connecting wire pair, in order to improve the dustproof effect at the interface between the connecting wire and the transformer, when the connecting wire is connected to the transformer, the sliding rod can be driven to slide along the inner wall of the control cabinet through the connection of the sliding groove, and the telescopic clamping rod and the surface of the fixed block are pressed together, and under the connection of the spring, the telescopic clamping rod and the spring are driven to perform an extrusion movement until the telescopic clamping rod slides into the clamping groove, and under the reaction of the spring, the telescopic clamping rod is driven to engage and fix with the fixed block, so as to achieve the effect of driving the sealing block to effectively seal the interface between the connecting wire and the transformer against dust;

[0016] 2. The utility model provides a clamping block. When the electrical control cabinet is used daily, in order to improve the stability of the laying and installation of the connecting wire in the control cabinet, the connecting wire can be pre-positioned and installed by connecting the positioning rod, and the knob is turned to drive the telescopic rod to slide along the inner wall of the fixed groove through the rotation of the threaded rod. The movement of the telescopic rod drives the clamping block to perform telescopic movement along one side of the positioning rod, thereby effectively fixing the outer wall of the connecting wire. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a three-dimensional structural diagram of an electrical control cabinet;

[0018] Figure 2 It is a three-dimensional structural diagram of the electrical control cabinet from another direction;

[0019] Figure 3 It is a schematic diagram of the connection structure between the telescopic card rod and the fixed block;

[0020] Figure 4 It is a schematic diagram of the distribution structure of the telescopic card rod and the card slot position;

[0021] Figure 5 It is a schematic diagram of the connection structure between the clamping block and the positioning rod.

[0022] In the figure: 1. control cabinet; 2. transformer body; 3. connecting wire; 4. fixing rod; 5. fixing block; 6. sliding rod; 7. sliding groove; 8. telescopic clamping rod; 9. spring; 10. pulling block; 11. clamping groove; 12. threaded rod; 13. knob; 14. telescopic rod; 15. fixing groove; 16. clamping block; 17. positioning rod; 18. sealing block. 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] Embodiment 1: Figure 1-Figure 4 As shown, an incoming line protection electrical control cabinet comprises a control cabinet body 1, a transformer body 2 is installed inside the control cabinet body 1, a connecting line 3 is installed on the outer wall of the transformer body 2, a fixing rod 4 which fits the top of the transformer body 2 is fixedly connected to the inner wall of the control cabinet body 1, a fixing block 5 is fixedly connected to the outer wall of the fixing rod 4, a sliding rod 6 is slidably connected to the inner wall of the control cabinet body 1, a sliding groove 7 is provided at the connection position between the inner wall of the control cabinet body 1 and the sliding rod 6, a telescopic clamping rod 8 which is slidably connected to the outer wall of the fixing block 5 on the outer wall of the sliding rod 6, a spring 9 which is fixedly connected to the outer wall of the sliding rod 6 is sleeved on the outer wall of the telescopic clamping rod 8, a pulling block 10 which is fixedly connected to the outer wall of the sliding rod 6 is fixedly connected to one end of the spring 9, a clamping groove 11 is provided at the connection position between the outer wall of the fixing block 5 and the telescopic clamping rod 8, and a sealing block 18 which fits the outer wall of the connecting line 3 is fixedly connected to the outer wall of the sliding rod 6.

[0025] Furthermore, the outer wall contour of the connecting part between the fixed block 5 and the telescopic card rod 8 is in an arc shape, which is beneficial to effectively squeeze the telescopic card rod 8 and the spring 9 through the setting of the arc-shaped outer wall contour of the connecting part between the fixed block 5 and the telescopic card rod 8.

[0026] Furthermore, the inner wall contour of the slot 11 is larger than the outer wall contour of the telescopic card rod 8. The fixed block 5 forms a snap-fit ​​structure with the sliding rod 6 through the telescopic card rod 8 and the slot 11, which is beneficial to the connection between the telescopic card rod 8 and the slot 11, and drives the sliding rod 6 and the fixed block 5 to be effectively snap-fitted and fixed, thereby playing a role in effective fitting between the fixed rod 4 and the sliding rod 6.

[0027] Furthermore, the outer wall profile of the connecting part of the sliding rod 6 and the sealing block 18 is comb-tooth-shaped, and the outer wall profile of the sealing block 18 is semicircular, which is beneficial to achieve the effect of driving the sealing block 18 to effectively dust-proof and seal the interface between the connecting line 3 and the transformer through the setting of the outer wall profile of the connecting part of the sliding rod 6 and the sealing block 18 in a comb-tooth shape.

[0028] Embodiment 2: Figure 1 , Figure 2 and Figure 5As shown, the utility model proposes an incoming line protection electrical control cabinet. Compared with the first embodiment, as another implementation mode of the utility model, the inner wall of the control cabinet body 1 is rotatably connected with a threaded rod 12, one end of the threaded rod 12 is fixedly connected with a knob 13, the outer wall of the threaded rod 12 is threadedly connected with a telescopic rod 14 slidably connected to the inner wall of the control cabinet body 1, and a fixing groove 15 is provided at the connection part between the inner wall of the control cabinet body 1 and the telescopic rod 14, and the outer wall of the telescopic rod 14 is fixedly connected with a clamping block 16 that fits the outer wall of the connecting line 3, and the inner wall of the control cabinet body 1 is fixedly connected A positioning rod 17 is connected to the outer wall of the connecting wire 3. When working, by setting the clamping block 16, it is beneficial to improve the stability of the laying and installation of the connecting wire 3 in the control cabinet during daily use of the electrical control cabinet. The connecting wire 3 can be pre-positioned and installed by connecting the positioning rod 17, and the knob 13 is turned to drive the telescopic rod 14 to slide along the inner wall of the fixing groove 15 through the rotation of the threaded rod 12. The movement of the telescopic rod 14 drives the clamping block 16 to perform telescopic movement along one side of the positioning rod 17, thereby effectively fixing the outer wall of the connecting wire 3.

[0029] Furthermore, the fixing grooves 15 are symmetrically arranged at both ends of the telescopic rod 14. The telescopic rod 14 forms a sliding structure between the threaded rod 12 and the fixing grooves 15, which is beneficial to the rotation of the threaded rod 12, driving the telescopic rod 14 to slide along the inner wall of the fixing groove 15, thereby playing a role in effectively fixing the connecting line 3 when laying.

[0030] Furthermore, the outer wall profiles of the clamping block 16 and the positioning rod 17 are both comb-tooth-shaped, which is beneficial for simultaneously positioning multiple groups of connecting wires 3 during installation.

[0031] Working principle: When using this type of incoming line protection electrical control cabinet, first, when connecting to the transformer in the control cabinet through the connecting wire 3, in order to improve the dustproof effect at the interface between the connecting wire 3 and the transformer, when connecting the connecting wire 3 to the transformer, through the connection of the slide groove 7, the sliding rod 6 can be driven to slide along the inner wall of the control cabinet, and the telescopic card rod 8 is pressed against the surface of the fixed block 5, and under the connection of the spring 9, the telescopic card rod 8 and the spring 9 are driven to perform an extrusion movement until the telescopic card rod 8 slides into the card groove 11, and under the reaction of the spring 9, the telescopic card rod 8 is driven to engage and fix with the fixed block 5, so as to achieve the effect of driving the sealing block 18 to effectively dust-proof and seal the interface between the connecting wire 3 and the transformer.

[0032] Finally, when the electrical control cabinet is used daily, in order to improve the stability of the laying and installation of the connecting wire 3 in the control cabinet, the connecting wire 3 can be pre-positioned and installed by connecting the positioning rod 17, and the knob 13 is turned to drive the telescopic rod 14 to slide along the inner wall of the fixed groove 15 through the rotation of the threaded rod 12. The movement of the telescopic rod 14 drives the clamping block 16 to perform telescopic movement along one side of the positioning rod 17, thereby effectively fixing the outer wall of the connecting wire 3.

[0033] This is the working principle of this incoming line protection electrical control cabinet.

[0034] The embodiments of the present invention are provided for the purpose of illustration and description, and are not intended to be exhaustive or to limit the present invention to the disclosed forms. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments are selected and described to better illustrate the principles and practical applications of the present invention, and to enable those of ordinary skill in the art to understand the present invention and thereby design various embodiments with various modifications suitable for specific uses.

Claims

1. An incoming line protection electrical control cabinet, comprising a control cabinet body (1), characterized in that: A transformer body (2) is installed inside the control cabinet (1), a connecting wire (3) is installed on the outer wall of the transformer body (2), a fixing rod (4) which fits the top of the transformer body (2) is fixedly connected to the inner wall of the control cabinet (1), a fixing block (5) is fixedly connected to the outer wall of the fixing rod (4), a sliding rod (6) is slidably connected to the inner wall of the control cabinet (1), a sliding groove (7) is provided at the connection portion between the inner wall of the control cabinet (1) and the sliding rod (6), and the sliding rod (6) The outer wall of the fixed block (5) is slidably connected to a telescopic card rod (8) slidably connected to the outer wall of the fixed block (5); the outer wall of the telescopic card rod (8) is sleeved with a spring (9) fixedly connected to the outer wall of the sliding rod (6); one end of the spring (9) is fixedly connected to a pulling block (10) fixedly connected to the outer wall of the sliding rod (6); a card groove (11) is provided at the connection portion between the outer wall of the fixed block (5) and the telescopic card rod (8); the outer wall of the sliding rod (6) is fixedly connected to a sealing block (18) fitted with the outer wall of the connecting line (3).

2. The incoming line protection electrical control cabinet according to claim 1, characterized in that: The inner wall of the control cabinet (1) is rotatably connected to a threaded rod (12), one end of the threaded rod (12) is fixedly connected to a knob (13), the outer wall of the threaded rod (12) is threadedly connected to a telescopic rod (14) slidably connected to the inner wall of the control cabinet (1), a fixing groove (15) is provided at the connection portion between the inner wall of the control cabinet (1) and the telescopic rod (14), the outer wall of the telescopic rod (14) is fixedly connected to a clamping block (16) that fits the outer wall of the connecting line (3), and the inner wall of the control cabinet (1) is fixedly connected to a positioning rod (17) that fits the outer wall of the connecting line (3).

3. The incoming line protection electrical control cabinet according to claim 1, characterized in that: The outer wall profile of the connection portion between the fixed block (5) and the telescopic clamping rod (8) is in an arc shape.

4. The incoming line protection electrical control cabinet according to claim 1, characterized in that: The inner wall profile of the clamping slot (11) is larger than the outer wall profile of the telescopic clamping rod (8).

5. The incoming line protection electrical control cabinet according to claim 1, characterized in that: The outer wall profile of the connection portion between the sliding rod (6) and the sealing block (18) is in the shape of comb teeth, and the outer wall profile of the sealing block (18) is in the shape of a semicircle.

6. The incoming line protection electrical control cabinet according to claim 2, characterized in that: The fixing grooves (15) are symmetrically arranged at two ends of the telescopic rod (14).

7. The incoming line protection electrical control cabinet according to claim 2, characterized in that: The outer wall profiles of the clamping block (16) and the positioning rod (17) are both in the shape of comb teeth.

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