CN211182689U - Improved automobile heavy-load connector capable of improving cable protection effect - Google Patents

Abstract

The purpose of the utility model is to solve the problem that the connection of the existing automobile heavy-duty connector affects the protection of the cable, and discloses an improved automobile heavy-duty connector which improves the protection effect of the cable, including a male plug body and a A female plug body, a first sleeve is sleeved on the surface of the male plug body, a first fastening screw is fastened between the first sleeve and the male plug body, and the surface of the first sleeve is glued There is a first connection block, the right side of the male plug body passes out the first cable, the right side of the first sleeve is bonded with a first ventilation box, and the surface of the female plug body is sleeved with a second sleeve . The utility model rationally utilizes the driving of the hydraulic cylinder to realize the inflation and deflation of the air bag belt, and then combined with the cooperation of the coil spring, so as to realize the insertion and extraction of the male connector body and the female connector body, avoiding long-term mating together. When melting or sticking occurs, the operation is convenient, safe and reliable.

Description

An improved automotive heavy-duty connector with improved cable protection effect

technical field

The utility model relates to the field of automobile heavy-duty connectors, in particular to an improved automobile heavy-duty connector with improved cable protection effect.

Background technique

The product structure of the heavy-duty connector is mainly composed of: cable connector (mainly used for incoming and outgoing lines, depending on the product style, some styles have two connectors, some are one connector); protective shell upper shell (this part is mainly used for connecting cables The overall protective effect of the joint and the male plug body being fixed on the product); the male pin (mainly the copper guide installed inside the male plug body for connecting the female plug body); the male plug body (mainly connecting The internal wiring terminal fixed on the upper shell of the protective shell is the male connector body); the female connector body (is the docking product corresponding to the male connector body in the equipment); the base (the base is divided into two types of bases, one The base is empty at the bottom for the bottom outlet; a base is sealed, and its incoming and outgoing wires are mainly through the cable connector, the names of these two different bases are usually called high feet and flat feet). The main application fields of heavy-duty connectors: used in the protection and protection of wires and cables in high-speed railways, subways, chemicals, heavy machinery and equipment, automobiles, municipalities and large factories. Market prospect of heavy-duty connectors: Since heavy-duty connectors play a good role in protecting cable connections on traditional connectors, and the application fields in the market are becoming more and more extensive, it is said that heavy-duty connectors The application field of connectors is very large, and the export volume is also relatively large.

Automotive heavy-duty connectors are widely used in the automotive field, because the connection of this type of connector is relatively stable, and it is a necessary choice for wire connection. With the influence of temperature or the passage of time, the body of the male connector and the body of the female connector will be in a state of long-term connection. If the two plugs are adhered to each other under high temperature, when maintenance is performed It will bring inconvenience, because these automobile heavy-duty connectors are installed inside the car, if the automobile heavy-duty connectors are repeatedly inserted and pulled out to achieve this purpose, the operation space is relatively narrow, which will make the operator's operation suffer. Therefore, there is an urgent need to design an improved automotive heavy-duty connector with improved cable protection effect to solve the deficiencies of the prior art.

Utility model content

The purpose of the utility model is to solve the deficiencies of the prior art and provide an improved automobile heavy-duty connector which improves the protection effect on the cable.

The utility model is realized through the following technical solutions:

Provided is an improved automobile heavy-duty connector that improves the protection effect on cables, including a male plug body and a female plug body, the surface of the male plug body is sleeved with a first sleeve, and the surface of the first sleeve is provided with There is a first connection block, the right side of the male plug body passes out the first cable, and the right side of the first sleeve is provided with a first ventilation box.

A second sleeve is sleeved on the surface of the main body of the female connector, a second connection block is arranged on the second sleeve, a coil spring is connected between the first connection block and the second connection block, and the first connection block and the second connection block are connected with a coil spring. The left end face of the second sleeve is provided with a second ventilation box, an air bag belt is evenly connected between the first ventilation box and the second ventilation box, the left end of the female connector body is connected with a second cable, the second An adjustment unit for changing the air pressure in the airbag belt is arranged below the cable, and the adjustment unit communicates with the second ventilation box through a ventilation tube.

Further, the adjustment unit includes an air duct, the air duct is arranged at the lower part of the second cable, a snap ring is bundled between the air duct and the second cable, and the air duct is connected to the second ventilation box. There is a ventilation pipe, the right end face of the ventilation pipe is provided with a through groove that communicates with the ventilation pipe, the left side of the ventilation pipe is provided with a hydraulic cylinder, and the hydraulic cylinder is fastened and installed on the lower part of the second cable by screws. The output end of the cylinder is provided with a piston rod, and the right end of the piston rod is provided with a piston.

Further, both the first ventilation box and the second ventilation box are box bodies with a hollow structure, and both the first ventilation box and the second ventilation box are communicated with the airbag belt.

Further, the ventilation pipe communicates with the second ventilation box.

Further, the pushing force of the air bag belt after expansion is greater than the elastic force of the coil spring, and the coil spring is a tension spring and the elastic force is at least 30N.

Further, the model of the hydraulic cylinder is SFEC in-line electric hydraulic cylinder.

Further, the piston is made of rubber material and has a diameter equal to the inner diameter of the airway.

Further, a first fastening screw is fastened between the first sleeve and the male plug body.

Further, a second fastening screw is installed between the second sleeve and the female plug body.

Further, the left end of the air duct is provided with a through hole adapted to the piston rod, and the right end of the air duct is provided with an air supply hole connected with the air duct.

Compared with the prior art, the beneficial effects of the present utility model are:

1. The utility model utilizes the elastic force of the coil spring to realize the stable insertion and cooperation between the male connector body and the female connector body;

2. Through the setting of the first sleeve and the second sleeve, the device can be directly installed on the existing automobile heavy-duty connector, and there is no need to modify the automobile heavy-duty connector separately, which is equivalent to the automobile heavy-duty connector. External components connected between load connectors;

3. Through the control of the piston rod by the hydraulic cylinder, the sliding cooperation between the piston and the airway can be used to inflate and deflate the air bag belt, and the expansion and contraction of the air bag belt can be used. When the air bag belt is fully inflated, the male connection The holding force of the plug body and the female connector body will be greater than the elastic force of the coil spring, which can separate the male connector body and the female connector body. The stable cooperation with the female connector body makes the automobile heavy-duty connector form an automatic plugging and unplugging process, so as to avoid the long-term mating of the male connector body and the female connector body, which will affect the contact between them, effectively Protect the cables connected to it;

4. Through the repeated separation and insertion of the male connector body and the female connector body, it replaces the manual insertion and removal of the automobile heavy-duty connector, and only needs to control the hydraulic cylinder, which solves the problem of difficult operation in a narrow space. problem;

5. The utility model rationally utilizes the drive of the hydraulic cylinder to realize the inflation and deflation of the air bag belt, and then combined with the cooperation of the coil spring, thereby realizing the insertion and extraction of the male connector body and the female connector body, avoiding long-term cooperation. Melting or sticking together occurs, so as to facilitate the rapid separation and closing of the male connector body and the female connector body, and the design is reasonable, the operation is convenient, and the safety is reliable.

Description of drawings

FIG. 1 is a schematic structural diagram of an improved automobile heavy-duty connector for improving the protection effect on cables according to the present invention.

FIG. 2 is a schematic structural diagram of the female connector body according to the present invention.

FIG. 3 is a side view of the male connector body according to the present invention.

FIG. 4 is a top view of the mating of the male connector body and the female connector body according to the present invention.

Numeral description: 1. The first cable, 2. The air bag belt, 3. The first ventilation box, 4. The first connecting block, 5. The male plug body, 6. The first sleeve, 7. The first fastening screw, 8. Coil spring, 9. Second connecting block, 10. Second fastening screw, 11. Second sleeve, 12. Female plug body, 13. Second vent box, 14. Second cable, 15. Pass Air pipe, 16. Through groove, 17. Snap ring, 18. Hydraulic cylinder, 19. Air guide pipe, 20. Piston rod, 21. Piston.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

Please refer to Figures 1-4, the utility model provides a technical solution:

Provided is an improved automotive heavy-duty connector that improves the effect of protecting cables, including a male plug body 5 and a female plug body 12, the male plug body 5 and the female plug body 12 are matched, and the male A first sleeve 6 is sleeved on the surface of the plug body 5, a first fastening screw 7 is fastened between the first sleeve 6 and the male plug body 5, and a first sleeve 6 is adhered on the surface. A connecting block 4 , the right side of the male plug body 5 protrudes out of the first cable 1 , the right side of the first sleeve 6 is bonded with a first ventilation box 3 , and the surface of the female plug body 12 is sleeved with The second sleeve 11, a second fastening screw 10 is installed between the second sleeve 11 and the female plug body 12, the second connecting block 9 is adhered to the surface of the second sleeve 11, the first A coil spring 8 is connected between a connecting block 4 and a second connecting block 9, a second ventilation box 13 is bonded to the left end surface of the second sleeve 11, and the first ventilation box 3 and the second ventilation box 13 are connected. The airbag belt 2 is evenly connected between the two, the left end of the female connector body 12 is connected with a second cable 14, and an airway tube 19 is arranged below the second cable 14, and the airway tube 19 and the second cable 14 are bundled. There is a snap ring 17, a ventilation pipe 15 is connected between the air guide pipe 19 and the second ventilation box 13, the right end face of the air guide pipe 19 is provided with a through groove 16 that communicates with the ventilation pipe 15, and the left side of the air guide pipe 19 is opened. A hydraulic cylinder 18 is fastened to the screw, a piston rod 20 is mounted on the right side of the hydraulic cylinder 18 , and a piston 21 is mounted on the right end of the piston rod 20 .

The first ventilation box 3 and the second ventilation box 13 are both hollow structures and communicate with the airbag belt 2 . The use of the air bag belt 2 can realize rapid expansion and contraction, and realize the separation and closing of the male connector body and the female connector body. The air bag belt 2 is called an air bag tube, and the air bag tube is a flexible rubber bag filled with compressed air or water medium; the compressibility of air and the fluidity of water are used to achieve elasticity.

The ventilation pipe 15 communicates with the second ventilation box 13 .

The pushing force of the air bag belt 2 after expansion is greater than the elastic force of the coil spring 8 , and the coil spring 8 is a tension spring and the elastic force is at least 30N.

The model of the hydraulic cylinder 18 is an SFEC in-line electric hydraulic cylinder. Set the hydraulic cylinder to be electric for easier manipulation.

The piston 21 is made of rubber material and has a diameter equal to the inner diameter of the air conduit 19 .

Operation steps: the male connector body 5 and the female connector body 12 of the device are the existing automobile heavy-duty connector structure. The device is installed on the basis of the male connector body 5 and the female connector body 12. Some auxiliary The device realizes the protection of the cable connected to it. During the specific operation, the installation of the device is divided into two parts. One part is to install the first sleeve 6 and the second sleeve 11 on the male plug body 5 respectively. On the main body 12 of the female connector, the other part is to clamp the air guide tube 19 on the second cable 14 by using the snap ring 17. The preparation work is completed, and the hydraulic cylinder 18 is connected to the vehicle power supply. The pulling force will make the cooperation between the male connector body 5 and the female connector body 12 more stable. After a period of time, the hydraulic cylinder 18 must be controlled to realize the inflation and deflation of the air bag belt 2. , first open the switch of the hydraulic cylinder 18, so that the piston rod 20 slides outward, so that the piston 21 inflates the ventilation tube 15 through the through groove 16, and then inflates the air bag belt 2, and inflates all the air bag belts 2 around, thereby making The holding force of the air bag belt 2 is greater than the elastic force of the coil spring 8, and the male connector body 5 and the female connector body 12 are separated to realize the separation operation of the male connector body 5 and the female connector body 12, and then control the hydraulic cylinder. 18. The piston rod 20 is retracted inward, and then the air bag belt 2 is evacuated through the sliding of the piston 21, and the air bag belt 2 is deflated. The plug body 5 and the female connector body 12 are matched again, and by repeatedly separating and closing the male connector body 5 and the female connector body 12, the long-term closure of the plug body 5 and the female connector body 12 are prevented from affecting the cable, and the safety protection of the cable is further realized. .

This specific embodiment is only an explanation of the present invention, not a limitation of the present invention. Those skilled in the art can make modifications to the present embodiment without creative contribution as needed after reading this specification, but only within the scope of the present invention are protected by patent law within the scope of the claims.

Claims (10)

1. The utility model provides an improve heavy load connector of improved generation car to cable protection effect, includes public connector body (5) and female connector body (12), its characterized in that: a first sleeve (6) is sleeved on the surface of the male plug body (5), a first connecting block (4) is arranged on the surface of the first sleeve (6), a first cable (1) penetrates through the right side of the male plug body (5), and a first ventilation box (3) is arranged on the right side surface of the first sleeve (6);

female plug body (12) surface cover is equipped with second sleeve (11), be equipped with second connecting block (9) on second sleeve (11), be connected with coil spring (8) between first connecting block (4) and second connecting block (9), second sleeve (11) left end face is equipped with second box (13) of ventilating, evenly the switch-on has gasbag area (2) between first box (3) of ventilating and second box (13), female plug body (12) left end is connected with second cable (14), second cable (14) below is equipped with the regulating unit who changes gasbag area (2) internal gas pressure, the regulating unit passes through breather pipe (15) and second box (13) intercommunication of ventilating.

2. An improved heavy-duty connector for automobiles for improving the protection effect on cables according to claim 1, characterized in that: the adjusting unit includes air duct (19), air duct (19) set up in the lower part of second cable (14), snap ring (17) have been tied up between air duct (19) and second cable (14), it has breather pipe (15) to put through between air duct (19) and second breather box (13), air duct (19) right-hand member face open have with breather pipe (15) communicating logical groove (16), air duct (19) left side is equipped with pneumatic cylinder (18), pneumatic cylinder (18) are installed in the lower part of second cable (14) through screw fastening, pneumatic cylinder (18) output is equipped with piston rod (20), piston (21) are installed to piston rod (20) right-hand member.

3. An improved heavy-duty connector for automobiles for improving the protection effect on cables according to claim 1, characterized in that: the first ventilation box (3) and the second ventilation box (13) are both box bodies with hollow structures, and the first ventilation box (3) and the second ventilation box (13) are both communicated with the air bag belt (2).

4. An improved heavy-duty connector for automobiles for improving the protection effect on cables according to claim 1, characterized in that: the vent pipe (15) is communicated with the second vent box (13).

5. An improved heavy-duty connector for automobiles for improving the protection effect on cables according to claim 1, characterized in that: the pushing force of the expanded air bag belt (2) is larger than the elastic force of the spiral spring (8), the spiral spring (8) is a tension spring, and the elastic force is at least 30N.

6. An improved heavy-duty connector for automobiles for improving protection effect on cables according to claim 2, characterized in that: the type of the hydraulic cylinder (18) is an SFEC in-line type electric hydraulic cylinder.

7. An improved heavy-duty connector for automobiles for improving protection effect on cables according to claim 2, characterized in that: the piston (21) is made of rubber materials and the diameter of the piston is equal to the inner diameter of the air guide pipe (19).

8. An improved heavy-duty connector for automobiles for improving the protection effect on cables according to claim 1, characterized in that: a first fastening screw (7) is fastened between the first sleeve (6) and the male plug body (5).

9. An improved heavy-duty connector for automobiles for improving the protection effect on cables according to claim 1, characterized in that: and a second fastening screw (10) is arranged between the second sleeve (11) and the female plug body (12).

10. An improved heavy-duty connector for automobiles for improving protection effect on cables according to claim 2, characterized in that: the left end of the air duct (19) is provided with a through hole matched with the piston rod (20), and the right end of the air duct (19) is provided with an air supply hole connected with the air duct (15).

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