Inlet wire protection frame of electrical control cabinet

Abstract

The utility model discloses an electrical control cabinet inlet wire protection frame, comprising a frame body, the front surface of the frame body is uniformly and fixedly communicated with a plurality of rubber corrugated pipes, one end of each rubber corrugated pipe is fixedly connected with a fixing ring, the top end and the bottom end of each fixing ring are provided with threaded holes, and the inner walls of the threaded holes are in threaded connection with threaded rods. One end of the threaded rod is rotatably connected with an arc-shaped clamping plate through a bearing, two sides of the surface of the arc-shaped clamping plate are fixedly connected with guide columns, the back surface of the frame body is fixedly provided with a wiring terminal, the bottom end of the inner wall of the frame body is fixedly provided with a temperature and humidity controller, one end of the frame body is fixedly provided with a fan, and the other end of the frame body is provided with a plurality of air outlets. According to the incoming line protection frame of the electrical control cabinet, cables of different sizes can be clamped and fixed, the cables are not easy to fall off when being pulled by external force, and the rubber corrugated pipe is arranged, so that the abrasion between the cables and the incoming line hole can be reduced, the incoming line position can be cooled and dehumidified, and the damage of an electrical structure is avoided.

Description

Technical Field

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

[0002] An electrical control cabinet is a closed device used to house and protect electrical equipment, electronic components and control systems.

[0003] An incoming line protection frame is usually provided on the electrical control cabinet to protect the incoming line part from damage, but the existing incoming line protection frame of the electrical control cabinet has the following disadvantages:

[0004] (1) The existing cable entry protection frame lacks a clamping and fixing structure for cables of different sizes. The cables are prone to fall off when pulled, and are easily worn due to friction with the cable entry port.

[0005] (2) The existing incoming line protection frame lacks a heat dissipation and dehumidification structure at the incoming line. When the temperature or humidity at the incoming line is too high, it is easy to cause damage to the electrical structure. Utility Model Content

[0006] The purpose of the utility model is to provide an inlet protection frame for an electrical control cabinet to solve the problems raised in the above background technology that the existing inlet protection frame lacks a clamping and fixing structure for cables of different sizes, the cables are prone to fall off when pulled, and are easily worn due to friction with the inlet port, and the inlet protection frame lacks a heat dissipation and dehumidification structure at the inlet, which can easily cause damage to the electrical structure when the temperature or humidity at the inlet is too high.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an electrical control cabinet incoming line protection frame, comprising a frame body, a plurality of rubber bellows are evenly fixedly connected to the front side of the frame body, a fixing ring is fixedly connected to one end of the rubber bellows, threaded holes are provided at the top and bottom ends of the fixing ring, threaded rods are threadedly connected to the inner wall of the threaded hole, an arc-shaped clamping plate is rotatably connected to one end of the threaded rod through a bearing, guide columns are fixedly connected to the surface of the arc-shaped clamping plate, a wiring terminal is fixedly installed on the back side of the frame body, a temperature and humidity controller is fixedly installed on the bottom end of the inner wall of the frame body, a fan is fixedly installed on one end of the frame body, a plurality of air outlets are provided at the other end of the frame body, a drying box is fixedly installed on the input end of the fan, and ventilation holes are provided on both sides of the drying box.

[0008] When using an electrical control cabinet incoming line protection frame of the present technical solution, cables of different sizes can be clamped and fixed, and are not easy to fall off when pulled by external force. The rubber bellows can reduce the wear of the cables and the incoming line holes, and can dissipate heat and dehumidify the incoming line to avoid damage to the electrical structure.

[0009] As a preferred technical solution of the utility model, the surfaces of the two vents are both clamped with filter screens, the interior of the drying box is provided with water-absorbing resin, and the inner wall of the air outlet is fixedly connected with a blocking net. The filter screen and the blocking net can filter dust, and the water-absorbing resin can absorb moisture in the air.

[0010] As a preferred technical solution of the utility model, one end of the threaded rod away from the arc-shaped clamping plate is fixedly connected with a knob, which is convenient for driving the threaded rod to rotate.

[0011] As a preferred technical solution of the utility model, both sides of the top and bottom of the fixing ring are provided with guide holes, and the guide posts are inserted and connected with the inner walls of the guide holes. The guide rods can guide the movement of the arc clamping plate.

[0012] As a preferred technical solution of the utility model, a rubber pad is fixedly connected to the inner wall of the arc-shaped clamping plate to prevent damage to the cable during clamping.

[0013] As a preferred technical solution of the utility model, the fan is electrically connected to an external power supply through a temperature and humidity controller, and the output end of the fan is connected to the inside of the frame. The temperature and humidity controller controls the opening and closing of the fan.

[0014] As a preferred technical solution of the utility model, an inspection cover is fixedly installed on the top of the frame by bolts. After the inspection cover is opened, wiring and maintenance work can be performed on the frame.

[0015] As a preferred technical solution of the utility model, a fluorescent sticker is attached to the top of the front of the frame body. The fluorescent sticker can increase the visibility of the incoming line protection frame at night and facilitate positioning.

[0016] As a preferred technical solution of the utility model, a shift block is fixedly connected to the top of the inspection cover. The shift block is provided to facilitate the removal of the inspection cover.

[0017] Compared with the prior art, the beneficial effects of the utility model are:

[0018] 1. By turning the knobs at the upper and lower parts of the fixing ring, cables of different sizes can be clamped and fixed, so that the cables are not easy to fall off when pulled by external force. A rubber bellows is provided at the inlet. When the cable is pulled and bent, the rubber bellows can bend synchronously, thereby reducing the wear of the cable and the inlet hole and improving durability.

[0019] 2. By installing a temperature and humidity controller in the incoming line protection frame, when it detects that the temperature or humidity at the incoming line is higher than the set threshold, it can control the operation of the fan. In conjunction with the drying box, it can dissipate heat and dehumidify the incoming line to avoid damage to the electrical structure. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a three-dimensional diagram of the utility model;

[0021] Figure 2 It is a cross-sectional view of the fixing ring of the utility model;

[0022] Figure 3 It is a side cross-sectional view of the utility model;

[0023] Figure 4 It is a cross-sectional view of the drying box of the utility model;

[0024] Figure 5 It is a side perspective view of the present invention.

[0025] In the figure: 1. frame; 2. rubber bellows; 3. fixing ring; 4. threaded hole; 5. threaded rod; 6. knob; 7. bearing; 8. arc-shaped clamp; 9. rubber pad; 10. guide column; 11. guide hole; 12. terminal; 13. inspection cover; 14. temperature and humidity controller; 15. fan; 16. drying box; 17. vent; 18. filter; 19. air outlet; 20. baffle; 21. bolt; 22. dial block; 23. fluorescent sticker. 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] See also Figure 1-5 The utility model provides an incoming line protection frame for an electrical control cabinet, comprising a frame body 1, a plurality of rubber bellows 2 are evenly fixedly connected to the front of the frame body 1 and can be bent, a fixing ring 3 is fixedly connected to one end of the rubber bellows 2, a threaded hole 4 is provided at the top and bottom ends of the fixing ring 3, a threaded rod 5 is threadedly connected to the inner wall of the threaded hole 4, an arc-shaped clamping plate 8 is rotatably connected to one end of the threaded rod 5 through a bearing 7 for clamping cables, guide columns 10 are fixedly connected to both sides of the surface of the arc-shaped clamping plate 8, a wiring terminal 12 is fixedly installed on the back of the frame body 1 for wiring, a temperature and humidity controller 14 is fixedly installed on the bottom end of the inner wall of the frame body 1 for monitoring temperature and humidity, a fan 15 is fixedly installed on one end of the frame body 1, a plurality of air outlets 19 are provided at the other end of the frame body 1, a drying box 16 is fixedly installed on the input end of the fan 15, and vents 17 are provided on both sides of the drying box 16 for air circulation.

[0028] When in use, the cable is passed through the fixing ring 3 of the incoming line protection frame and connected to the terminal 12 of the electrical control cabinet. The cable is clamped and fixed in the fixing ring 3, so that the cable is not easy to fall off when it is pulled by external force. A rubber bellows 2 is provided at the incoming line. When the cable is pulled and bent, the rubber bellows 2 can bend synchronously, thereby reducing the wear of the cable and the incoming line hole and improving the durability.

[0029] The surfaces of the two vents 17 are both engaged with filters 18, a water-absorbing resin is placed inside the drying box 16 to absorb moisture, a baffle 20 is fixedly connected to the inner wall of the air outlet 19 to filter dust, the fan 15 is electrically connected to an external power supply through a temperature and humidity controller 14 to control the opening and closing, and the output end of the fan 15 is connected to the interior of the frame 1;

[0030] When in use, the external power supply is turned on, and a temperature and humidity controller 14 is arranged in the inlet protection frame. When it detects that the temperature or humidity at the inlet is higher than the set threshold, the fan 15 is started to inhale air from the outside, and after the dust is filtered by the filter 18 and the water-absorbing resin absorbs water, the air enters the frame 1, and is discharged from the air outlet 19 with the internal hot air or humid air, and the air outlet 19 is provided with a blocking net 20 to prevent dust from falling in;

[0031] The end of the threaded rod 5 away from the arc-shaped clamping plate 8 is fixedly connected with a knob 6 for easy rotation. Both sides of the top and bottom of the fixing ring 3 are provided with guide holes 11, and the guide column 10 is connected with the inner wall of the guide hole 11 for guiding. The inner wall of the arc-shaped clamping plate 8 is fixedly connected with a rubber pad 9 to improve the anti-slip property. The top of the frame 1 is fixedly installed with an inspection cover 13 by bolts 21. The top of the inspection cover 13 is fixedly connected with a shift block 22 for easy maintenance. A fluorescent sticker 23 is affixed to the top of the front of the frame 1 to improve visibility at night.

[0032] When in use, the threaded rod 5 is driven to rotate by turning the knobs 6 at the upper and lower parts of the fixing ring 3, and the arc-shaped clamping plate 8 is driven to move under the action of the guide column 10, so that cables of different sizes can be clamped and fixed. The rubber pad 9 can prevent the cables from sliding and reduce the clamping damage to the cables. The inspection cover 13 can be removed by pulling the shift block 22 after removing the bolt 21, which is convenient for wiring and maintenance in the frame 1. The fluorescent sticker 23 is provided to facilitate the positioning of the wiring protection frame at night.

[0033] When used specifically, the utility model provides an inlet protection frame for an electrical control cabinet. The cables are passed through a fixing ring 3 of the inlet protection frame and connected to a wiring terminal 12 of the electrical control cabinet. The threaded rod 5 is driven to rotate by rotating the knobs 6 at the upper and lower parts of the fixing ring 3. Under the action of the guide column 10, the arc-shaped clamping plate 8 is driven to move, and cables of different sizes can be clamped and fixed, so that the cables are not likely to fall off when pulled by external force. A rubber bellows 2 is provided at the inlet, and the rubber bellows 2 can be synchronously bent when the cables are pulled. The bending of the cable and the cable entry hole is reduced, thereby reducing the wear of the cable and the cable entry hole and improving the durability. A temperature and humidity controller 14, model TDK0302, is arranged in the cable entry protection frame. When it detects that the temperature or humidity at the cable entry is higher than the set threshold, the fan 15 is started to inhale air from the outside, and after the dust is filtered by the filter 18 and the water-absorbing resin absorbs moisture, the air enters the frame 1 and is discharged from the air outlet 19 with the internal hot air or humid air. Since the cable entry protection frame has the function of heat dissipation and dehumidification for the cable entry, damage to the electrical structure is avoided.

[0034] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. An inlet protection frame for an electrical control cabinet, comprising a frame body (1), characterized in that: The front side of the frame (1) is evenly and fixedly connected with a plurality of rubber bellows (2); one end of the rubber bellows (2) is fixedly connected with a fixing ring (3); the top and bottom ends of the fixing ring (3) are both provided with threaded holes (4); the inner wall of the threaded hole (4) is threadedly connected with a threaded rod (5); one end of the threaded rod (5) is rotatably connected with an arc-shaped clamping plate (8) through a bearing (7); guide columns (10) are fixedly connected to the surface of the arc-shaped clamping plate (8); a wiring terminal (12) is fixedly installed on the back side of the frame (1); a temperature and humidity controller (14) is fixedly installed on the bottom end of the inner wall of the frame (1); a fan (15) is fixedly installed on one end of the frame (1); a plurality of air outlets (19) are provided on the other end of the frame (1); a drying box (16) is fixedly installed on the input end of the fan (15); and ventilation holes (17) are provided on both sides of the drying box (16).

2. The electrical control cabinet inlet protection frame according to claim 1, characterized in that: The surfaces of the two ventilation openings (17) are both engaged with filter screens (18), a water-absorbing resin is placed inside the drying box (16), and a blocking screen (20) is fixedly connected to the inner wall of the air outlet (19).

3. The electrical control cabinet inlet protection frame according to claim 1, characterized in that: One end of the threaded rod (5) away from the arc-shaped clamping plate (8) is fixedly connected to a knob (6).

4. The electrical control cabinet inlet protection frame according to claim 1, characterized in that: Both sides of the top and bottom of the fixing ring (3) are provided with guide holes (11), and the guide posts (10) are interlaced and connected with the inner walls of the guide holes (11).

5. The electrical control cabinet inlet protection frame according to claim 1, characterized in that: The inner wall of the arc-shaped clamping plate (8) is fixedly connected with a rubber pad (9).

6. The electrical control cabinet inlet protection frame according to claim 1, characterized in that: The fan (15) is electrically connected to an external power source via a temperature and humidity controller (14), and an output end of the fan (15) is connected to the interior of the frame (1).

7. The electrical control cabinet inlet protection frame according to claim 1, characterized in that: An inspection cover (13) is fixedly mounted on the top of the frame (1) via bolts (21).

8. The electrical control cabinet inlet protection frame according to claim 1, characterized in that: A fluorescent sticker (23) is attached to the top of the front side of the frame (1).

9. The electrical control cabinet inlet protection frame according to claim 7, characterized in that: A shift block (22) is fixedly connected to the top end of the inspection cover (13).

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