Explosion-proof wire harness

Abstract

The utility model discloses an explosion-proof wire harness, and particularly relates to the technical field of wire harnesses, the explosion-proof wire harness mainly comprises a protective sleeve, a ring pipe and a cooling water inlet pipe, the ring pipe is fixed on the outer wall of the protective sleeve, the cooling water inlet pipe is fixedly communicated with one side of the outer wall of the ring pipe, and one side of the ring pipe is provided with a cooling assembly; the cooling assembly comprises a spiral pipe arranged on one side of the annular pipe, one end of the spiral pipe fixedly communicates with a flow guide annular pipe, and the inner wall of the flow guide annular pipe is fixedly connected with the outer wall of the protective sleeve. One side of the outer wall of the flow guide ring pipe fixedly communicates with a cooling water outlet pipe. Cooling water is poured into the annular pipe through the cooling water inlet pipe, the two connecting sleeves are in butt joint with the two wire harness connectors respectively, after spiral cooling, the cooling water is conveyed into the cooling water outlet pipe through the flow guide annular pipe, after cooling, outdoor dust explosion caused by too high temperature of the protective sleeve can be avoided, and therefore the explosion-proof safety is greatly improved.

Description

Technical Field

[0001] The utility model relates to the technical field of wire harnesses, and more specifically, to an explosion-proof wire harness. Background Art

[0002] Explosion-proof wiring harnesses can prevent explosion accidents in flammable and explosive environments. The main purpose of the design and use of explosion-proof wiring harnesses is to prevent explosion accidents caused by sparks, arcs or high temperatures in electrical equipment. It can meet the requirements of safe production in flammable and explosive gas or dust environments.

[0003] In the existing public documents, the patent publication number CN212183029U discloses a highly reliable explosion-proof wiring harness, which is a wiring harness body and terminals fixed at both ends of the wiring harness body. The wiring harness body is provided with a hose, and a branching frame is provided inside the hose. The branching frame is arranged in a cross shape, and the outer wall of the hose is provided with a first protective layer, and the outer wall of the branching frame is provided with a second protective layer to prevent the adjacent wiring harnesses from burning. It has the effect of preventing the explosion of the wiring harness connection capacitor. However, the explosion-proof wiring harness has the following problems:

[0004] During the use of explosion-proof wiring harnesses, due to high temperature problems, high temperature will cause high temperature on the outside of the wiring harness, which can easily cause some dust on the outside of the wiring harness to generate high temperature, causing certain explosion problems, and poor explosion-proof safety. Therefore, an explosion-proof wiring harness is provided. Utility Model Content

[0005] In order to overcome the above-mentioned defects of the prior art, the utility model provides an explosion-proof wiring harness.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an explosion-proof wiring harness, comprising a protective sleeve, a ring tube and a cooling water inlet pipe, wherein the ring tube is fixed on the outer wall of the protective sleeve, the cooling water inlet pipe is fixedly connected to one side of the outer wall of the ring tube, and a cooling component is provided on one side of the ring tube; the cooling component comprises a spiral tube arranged on one side of the ring tube, and one end of the spiral tube is fixedly connected to a guide ring tube, and the inner wall of the guide ring tube is fixedly connected to the outer wall of the protective sleeve; one side of the outer wall of the guide ring tube is fixedly connected to a cooling water outlet pipe, and a protective sleeve is fixedly connected to the outer wall of the protective sleeve and located between the ring tube and the guide ring tube.

[0007] Preferably, the vertical cross-sectional shapes of the annular tube and the guide annular tube are both set to be circular rings, the center point of the inner wall of the annular tube and the center point of the inner wall of the guide annular tube are on the same horizontal line, the inner wall of the spiral tube is fixedly connected to the protective sleeve, and the spiral tube is made of silicone material, the opposite sides of the annular tube and the guide annular tube are fixedly connected with a connecting sleeve, and the vertical cross-sectional shape of the connecting sleeve is set to be circular rings, and the inner wall of the protective sleeve is installed with multiple copper cores, and the multiple copper cores are arranged in a circular ring with equal spacing, and the multiple copper cores are all made of copper material.

[0008] When the upper structure is in use, the cooling water inlet pipe is connected to the cooling water inlet pipe, and the cooling water outlet pipe is connected to the cooling water outlet pipe. The two sockets are respectively connected to the two wiring harness joints. The ring pipe is used to pour water into the spiral pipe. The spiral pipe forms a spiral state on the outer wall of the protective sleeve to achieve cooling operation. After the spiral cooling, it is transported to the cooling water outlet pipe through the guide ring pipe. The temperature outside the multiple copper cores can achieve spiral cooling. After cooling, it can avoid the outdoor dust explosion caused by excessive temperature of the protective sleeve.

[0009] Preferably, the outer wall of the cooling water inlet pipe is provided with a reinforcement protection component; the reinforcement protection component includes two support bars arranged on the outer wall of the cooling water inlet pipe, a plurality of support columns are fixedly connected between the two support bars, and the plurality of support columns are arranged in a circular ring with equal spacing; pillars and inclined support bars are arranged in sequence from top to bottom below the support bars, and the inclined support bars and reinforcement bars are fixedly connected to the pillars, a support frame for supporting the annular tube is fixedly installed at one end of the inclined support bar, and the support frame and the inclined support bar are welded. The two support bars are symmetrically arranged about the support column, and the annular tube is fixedly connected to the support frame; the vertical cross-section of the support column is circular.

[0010] When the upper structure is in use, the support frame reinforces the inclined support bars, the inclined support bars support the pillars, the pillars can firmly support the reinforcement bars, and the two support bars provide supporting force for multiple support columns. When external personnel squeeze on the cooling water inlet pipe, the cooling water inlet pipe can be prevented from deformation and damage.

[0011] Technical effects and advantages of the utility model:

[0012] 1. The utility model adopts a cooling component, and the cooling water is poured into the ring tube through the cooling water inlet pipe. The two sockets are respectively connected to the two wiring harness joints. The spiral tube forms a spiral state on the outer wall of the protective sleeve to realize the cooling operation. After the spiral cooling, it is transported to the cooling water outlet pipe through the guide ring pipe, and the cooling water outlet pipe realizes the external discharge operation. After cooling, it can avoid the outdoor dust explosion caused by the excessive temperature of the protective sleeve, thereby greatly improving the explosion-proof safety;

[0013] 2. The utility model adopts a reinforced protection component, which supports the ring pipe through a support frame. At the same time, the support frame reinforces the inclined support bar. The pillar can firmly support the reinforcement bar. The reinforcement bar provides a firm supporting force for the two support bars. When an outsider squeezes on the cooling water inlet pipe, the cooling water inlet pipe can be prevented from being deformed and damaged. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the overall structure of the explosion-proof wiring harness of the utility model.

[0015] Figure 2It is a schematic diagram of the local structure of the spiral tube and the protective sleeve of the utility model.

[0016] Figure 3 This is a schematic diagram of the bottom-up structure of the explosion-proof wiring harness of the utility model.

[0017] Figure 4 It is a schematic diagram of the local structure of the connection between the support bar and the cooling water inlet pipe of the utility model.

[0018] Figure 5 It is a schematic diagram of the partial structure of the connection between the ring tube and the support bar of the utility model.

[0019] The accompanying drawings are marked as follows: 1. protective sleeve; 2. ring pipe; 3. cooling water inlet pipe; 4. spiral pipe; 5. guide ring pipe; 6. cooling water outlet pipe; 7. protective sleeve; 8. connecting sleeve; 9. copper core; 10. support bar; 11. support column; 12. reinforcement bar; 13. pillar; 14. inclined support bar; 15. support frame. DETAILED DESCRIPTION

[0020] 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.

[0021] As attached Figure 1-5 An explosion-proof wiring harness is shown, on which a cooling component is arranged. The arrangement of the cooling component can prevent the protective cover 7 from overheating and causing outdoor dust explosion after cooling, and the explosion-proof safety is greatly improved. The specific structural arrangement of the cooling component is as follows.

[0022] In this technical solution, as shown in the attached Figure 1-4 As shown, it includes a protective sleeve 1, an annular tube 2 and a cooling water inlet pipe 3. The annular tube 2 is fixed on the outer wall of the protective sleeve 1, and the cooling water inlet pipe 3 is fixedly connected to one side of the outer wall of the annular tube 2. A cooling component is provided on one side of the annular tube 2; the cooling component includes a spiral tube 4 arranged on one side of the annular tube 2, and one end of the spiral tube 4 is fixedly connected to a guide annular tube 5, and the inner wall of the guide annular tube 5 is fixedly connected to the outer wall of the protective sleeve 1; one side of the outer wall of the guide annular tube 5 is fixedly connected to a cooling water outlet pipe 6, and a protective sleeve 7 is fixedly connected to the outer wall of the protective sleeve 1 and located between the annular tube 2 and the guide annular tube 5. The vertical cross-sectional shapes of the annular tube 2 and the guide annular tube 5 are both set to be circular, the center point of the inner wall of the annular tube 2 and the center point of the inner wall of the guide annular tube 5 are on the same horizontal line, the inner wall of the spiral tube 4 is fixedly connected to the protective sleeve 1, and the spiral tube 4 is made of silicone material.

[0023] In this technical solution, as shown in the attached Figure 1-2 As shown, the opposite sides of the ring tube 2 and the guide ring tube 5 are fixedly connected with a socket 8, and the vertical cross-sectional shape of the socket 8 is set to a circular ring, so that the two sockets 8 are respectively docked at the two wiring harness joints, and the sockets 8 realize the docking operation. After docking, the sockets 8 can play a socket protection role. A plurality of copper cores 9 are installed on the inner wall of the protective sleeve 1. The plurality of copper cores 9 are arranged equidistantly in a circular ring. The plurality of copper cores 9 are made of copper material, so that the copper cores 9 can be connected after docking. After being connected, the copper cores 9 will generate high temperature when used, which will lead to dust explosion problems caused by high temperature.

[0024] According to the technical solution, when the explosion-proof wiring harness is in use, the cooling water inlet pipe 3 is connected to the cooling water inlet pipe, and the cooling water outlet pipe 6 is connected to the cooling water outlet pipe, and the cooling water is poured into the ring pipe 2 through the cooling water inlet pipe 3, and the two sockets 8 are respectively connected to the two wiring harness joints. The sockets 8 realize the docking operation, and then the ring pipe 2 pours the cooling water into the spiral tube 4. The spiral tube 4 forms a spiral state on the outer wall of the protective sleeve 1 to realize the cooling operation, so that the multiple copper cores 9 can be cooled, and after the spiral cooling, they are transported to the cooling water outlet pipe 6 through the guide ring pipe 5, and the cooling water outlet pipe 6 realizes the external discharge operation, so that the temperature outside the multiple copper cores 9 can realize the spiral cooling, and after the cooling, the temperature of the protective sleeve 7 is too high to cause outdoor dust explosion.

[0025] In this technical solution, as shown in the attached Figure 5 As shown, the outer wall of the cooling water inlet pipe 3 is provided with a reinforcement protection component; the reinforcement protection component includes two branches 10 arranged on the outer wall of the cooling water inlet pipe 3, and a plurality of support columns 11 are fixedly connected between the two branches 10, and the plurality of support columns 11 are arranged equidistantly in a circular ring; pillars 13 and inclined branches 14 are arranged in sequence from top to bottom below the branches 10, and the inclined branches 14 and the reinforcement bars 12 are fixedly connected to the pillars 13, and a support frame 15 for supporting the annular tube 2 is fixedly installed at one end of the inclined branches 14, and the support frame 15 is welded to the inclined branches 14, the two branches 10 are symmetrically arranged about the support columns 11, and the annular tube 2 is fixedly connected to the support frame 15; the vertical cross-section of the support column 11 is circular.

[0026] When the upper structure is in use, the annular tube 2 is supported by the support frame 15, and at the same time the support frame 15 reinforces the inclined support bar 14, the inclined support bar 14 supports the pillar 13, and the pillar 13 can firmly support the reinforcement bar 12, the reinforcement bar 12 provides a firm supporting force for the two support bars 10, and the two support bars 10 provide supporting force for multiple support columns 11, so that when an outsider squeezes on the cooling water inlet pipe 3, the cooling water inlet pipe 3 can be prevented from being deformed and damaged, thereby preventing the cooling water inlet pipe 3 from being damaged.

[0027] The contents not described in detail in the specification belong to the prior art known to those skilled in the art, and the model parameters of each electrical appliance are not specifically limited, and conventional equipment can be used. In this technical solution, the electrical control components not mentioned are not shown in the figure because they belong to the prior art and will not be described here.

[0028] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. An explosion-proof wiring harness, comprising a protective sleeve (1), a ring tube (2) and a cooling water inlet pipe (3), characterized in that: The annular tube (2) is fixed on the outer wall of the protective sleeve (1), the cooling water inlet pipe (3) is fixedly connected to one side of the outer wall of the annular tube (2), and a cooling component is provided on one side of the annular tube (2); The cooling component comprises a spiral tube (4) arranged on one side of the ring tube (2), and one end of the spiral tube (4) is fixedly connected to a flow guide ring tube (5), and the inner wall of the flow guide ring tube (5) is fixedly connected to the outer wall of the protective sleeve (1); One side of the outer wall of the guide ring pipe (5) is fixedly connected to a cooling water outlet pipe (6), and the outer wall of the protective sleeve (1) and located between the ring pipe (2) and the guide ring pipe (5) is fixedly connected to a protective sleeve (7).

2. An explosion-proof wiring harness according to claim 1, characterized in that: The vertical cross-sections of the annular tube (2) and the guide annular tube (5) are both in the shape of a circular ring, and the center point of the inner wall of the annular tube (2) and the center point of the inner wall of the guide annular tube (5) are located on the same horizontal line.

3. The explosion-proof wiring harness according to claim 1, characterized in that: The inner wall of the spiral tube (4) is fixedly connected to the protective sleeve (1), and the spiral tube (4) is made of silicone material.

4. The explosion-proof wiring harness according to claim 1, characterized in that: The opposite sides of the annular tube (2) and the guide annular tube (5) are both fixedly connected with a connecting sleeve (8), and the vertical cross-section of the connecting sleeve (8) is set to be in the shape of a circular ring.

5. The explosion-proof wiring harness according to claim 1, characterized in that: A plurality of copper cores (9) are installed on the inner wall of the protective sleeve (1), the plurality of copper cores (9) are arranged in a circular ring at equal intervals, and the plurality of copper cores (9) are all made of copper.

6. The explosion-proof wiring harness according to claim 1, characterized in that: The outer wall of the cooling water inlet pipe (3) is provided with a reinforcement protection component; The reinforcement protection component comprises two support bars (10) arranged on the outer wall of the cooling water inlet pipe (3), a plurality of support columns (11) being fixedly connected between the two support bars (10), and the plurality of support columns (11) being arranged in a circular shape and equidistantly distributed; A support (13) and an inclined support (14) are provided below the support bar (10) in order from top to bottom, and the inclined support bar (14) and the reinforcement bar (12) are fixedly connected to the support bar (13), and a support frame (15) for supporting the annular tube (2) is fixedly mounted on one end of the inclined support bar (14), and the support frame (15) and the inclined support bar (14) are welded.

7. An explosion-proof wiring harness according to claim 6, characterized in that: The two support bars (10) are symmetrically arranged with respect to the support column (11), and the annular tube (2) is fixedly connected to the support frame (15); The support column (11) has a circular vertical cross-section.

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