CN219317900U

CN219317900U - Connection adapter for connecting trailer air valve

Info

Publication number: CN219317900U
Application number: CN202320315382.1U
Authority: CN
Inventors: 陈豪
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-02-23
Filing date: 2023-02-23
Publication date: 2023-07-07
Anticipated expiration: 2033-02-23

Abstract

The utility model discloses a connection adapter for connecting a trailer air valve, and mainly relates to the technical field of quick connection devices. Including first connecting pipe, inside support piece that is equipped with of first connecting pipe, be equipped with the thimble on the support piece, inside governing valve that is equipped with of first connecting pipe, the one end of first connecting pipe is equipped with the second connecting pipe, the second connecting pipe can dismantle with first connecting pipe and be connected, the other end of second connecting pipe is equipped with the third connecting pipe, the second connecting pipe rotates with the third connecting pipe to be connected, the diameter of third connecting pipe is less than the second connecting pipe. The utility model has the beneficial effects that: quick assembly disassembly to utilize the air pump on the vehicle, can connect the gas instrument of using of various models, can change the direction of air current and connecting pipe simultaneously, make things convenient for pneumatic tool each angle work, the instrument is difficult for droing, can control the air current flow size simultaneously, be applicable to various pneumatic tools and various workshops.

Description

Connection adapter for connecting trailer air valve

Technical Field

The utility model relates to the technical field of quick-connection devices, in particular to a connection adapter for connecting a trailer air valve.

Background

Trailers are commonly used in the transportation of various items and goods. At present, trailers on the market are heavy, large dragging force is needed when objects are manually dragged, so that the problem of inconvenient use is brought to users, engineering machinery is generally used for dragging the trailers during construction operation at present, pneumatic brakes are generally used for the existing trailers, an air pump and an air valve are generally arranged on the engineering machinery as shown in figures 4 and 6 of the specification, the air valve is arranged at the tail of a vehicle and connected with the trailer, a common spherical one-way valve is generally adopted, when the current vehicle is braked, the trailer pushes up a ball valve in the one-way valve due to inertia, so that an air passage is communicated, braking air is provided for the trailer, and the air pump is automatically inflated.

In daily work, a blowing device is sometimes needed, such as tire inflation, dust removal during installation and maintenance by using a high-pressure dust blowing gun, cleaning work in a narrow place, a high place and an air pipe which are not contacted by hands, or connecting a pneumatic angle grinder, but people generally cannot carry an air pump at any time, if the air pump on engineering machinery is directly used for supplying air to tools such as the high-pressure dust blowing gun or the pneumatic angle grinder, the size and the model of a connector at a tool connecting air valve are generally not matched, and in general, the size of the air valve can be larger than the size of the tool connector. Meanwhile, the connector of the air tool cannot open the one-way valve at the air valve, so that the condition that the air valve cannot be communicated is caused, the adapter is generally required to be connected, and the adapter on the market at present has a plurality of defects, such as incapability of changing the flow of air flow, when the high-pressure dust blowing gun faces different cleaning objects, the air flow blown by the dust blowing gun is always constant, which leads to the fact that the dust blowing gun must realize the control of the air flow by changing the pressure of the high-pressure air source in some occasions needing to change the dust blowing force, and when the pneumatic angle grinder is used, the air pressure of the angle grinder is not too large or too small, the damage of the excessive grinding piece of air flow is prevented, the grinding efficiency is low, and the like. The direction of the air passage cannot be changed by the existing conversion connector on the market, and when air needs to be supplied to the rear or the side, the air tool is very inconvenient to use, and the connecting part is easy to fall off.

Disclosure of Invention

The utility model aims to provide a connecting adapter for connecting a trailer air valve, which can be quickly disassembled and assembled, and can be used for communicating a one-way valve, so that an air pump on a vehicle can be utilized, various types of air tools can be connected, the direction of an air flow and a connecting pipe can be changed, the work of the air tools at various angles is convenient, the tools are not easy to fall off, the air flow can be controlled, and the connecting adapter is suitable for various air tools and various working occasions.

The utility model aims to achieve the aim, and the aim is achieved by the following technical scheme:

the utility model provides a connect adapter for connecting trailer pneumatic valve includes first connecting pipe, inside support piece that is equipped with of first connecting pipe, be equipped with the thimble on the support piece, inside governing valve that is equipped with of first connecting pipe, the other end of first connecting pipe is equipped with the second connecting pipe, the second connecting pipe can dismantle with first connecting pipe and be connected, the other end of second connecting pipe is equipped with the third connecting pipe, the second connecting pipe rotates with the third connecting pipe to be connected, the diameter of third connecting pipe is less than the second connecting pipe.

The inner wall of one end of the first connecting pipe is provided with threads, and the second connecting pipe is in threaded connection with the first connecting pipe.

The first ball head is arranged at one end of the second connecting pipe, the second ball head matched with the first ball head is arranged at one end of the third connecting pipe, the second ball head is sleeved in the first ball head, and the first ball head and the second ball head are of hollow structures.

The regulating valve comprises a ball valve, a circular through hole is formed in the center of the ball valve, a rotating handle is arranged on the ball valve, and limiting plates are arranged at two ends of the ball valve.

The support piece is internally provided with a magnet, and the support piece is provided with air holes.

Compared with the prior art, the utility model has the beneficial effects that:

1. through setting up first connecting pipe, third connecting pipe to and be equipped with magnet in the backup pad, can realize quick assembly disassembly, and stable surname is high, can cup joint first connecting pipe directly on the pneumatic valve simultaneously, and the diameter of first connecting pipe, second connecting pipe, third connecting pipe reduces gradually, is equivalent to the big joint with the pneumatic valve and changes the little joint, and the third connecting pipe still can install the adapter who matches the instrument additional, thereby adapts to the pneumatic tool of different models.

2. Through setting up support piece and thimble, can push up the ball valve on the pneumatic valve, the intercommunication air flue.

3. Through setting up the ball valve and rotating the handle, make people through twisting the size that rotates the handle and can control the air current, convenient and fast.

4. Through setting up first bulb and second bulb, can realize the turning to of third connecting pipe when guaranteeing gas circuit intercommunication, can not influence the size of air current simultaneously.

Drawings

Fig. 1 is a diagram showing the overall structure of the present utility model.

Fig. 2 is an overall cross-sectional view of the present utility model.

Fig. 3 is a right side view of the present utility model.

Fig. 4 is a schematic diagram of a trailer gas valve in accordance with the present utility model.

Figure 5 is a schematic view of the present utility model after the trailer air valve is connected.

FIG. 6 is a schematic diagram of the air valve structure of the present utility model.

The reference numbers shown in the drawings:

1. a first connection pipe; 2. a second connection pipe; 3. a third connection pipe; 4. a thimble; 5. a support; 6. air holes; 7. a ball valve; 8. rotating the handle; 9. a circular through hole; 10. a first ball head; 11. a second ball head; 12. and a limiting plate.

Detailed Description

The utility model will be further illustrated with reference to specific examples. It is to be understood that these examples are illustrative of the present utility model and are not intended to limit the scope of the present utility model. Further, it will be understood that various changes or modifications may be made by those skilled in the art after reading the teachings of the utility model, and such equivalents are intended to fall within the scope of the utility model as defined herein.

The utility model relates to a connecting adapter for connecting a trailer air valve, which is structurally characterized in that the main structure comprises a first connecting pipe 1, the first connecting pipe 1 is matched with the air valve in size and can be sleeved on the air valve to connect the air valve, a supporting piece 5 is arranged in the first connecting pipe 1, a thimble 4 is arranged on the supporting piece 5, the supporting piece 5 provides an installation position for the thimble 4 and bears the force born by the thimble 4, the needle head part of the thimble 4 is slightly longer than the first connecting pipe 1, the thimble 4 can push up a ball valve 7 on the air valve to ensure the air valve to give off air, an adjusting valve is arranged in the first connecting pipe 1, so that people can directly adjust the flow of the air flow, the adapter is suitable for different air tools and can be used in different occasions, the other end of the first connecting pipe 1 is provided with a second connecting pipe 2, the length of the adapter is increased, and other tools are convenient to install, the second connecting pipe 2 is detachably connected with the first connecting pipe 1, when the pneumatic tool is used, if the tool connector is larger, the second connecting pipe 2 can be directly connected with the first connecting pipe 1 without being installed, the other end of the second connecting pipe 2 is provided with a third connecting pipe 3, the second connecting pipe 2 is rotationally connected with the third connecting pipe 3, the direction of an air passage can be changed, the pneumatic tool can conveniently work at various angles, the tool is not easy to fall off, the length of a connecting line is prevented from being insufficient, the diameter of the third connecting pipe 3 is smaller than that of the second connecting pipe 2, in general, the diameter of an air valve is larger than that of the pneumatic tool connector, the large connector can be converted into a small connector matched with the pneumatic tool connector through the third connecting pipe 3, so that the pneumatic tool can be connected for work, and meanwhile, if the pneumatic tool connector is not matched with the third connecting pipe 3 at the moment, a connecting pipe with the size matched with the pneumatic tool can be sleeved on the third connecting pipe 3.

The inner wall of one end of the first connecting pipe 1 is provided with threads, and the second connecting pipe 2 is in threaded connection with the first connecting pipe 1. Make and dismantle between first connecting pipe 1 and the second connecting pipe 2, guarantee simultaneously the mechanical strength between the two, guarantee that the two is connected sealedly, can not block inside air flue simultaneously, reduce inside gas and pass through the resistance, prevent that air current flow is too little.

The second connecting pipe 2 one end is equipped with first bulb 10, first bulb 10 one end links to each other with second connecting pipe 2, the other end is equipped with the opening, open-ended size is greater than the external diameter of third connecting pipe 3, guarantee that third connecting pipe 3 can rotate at the opening part, restriction pivoted range simultaneously, when third connecting pipe 3 rotates to the outermost periphery and supports around the first bulb 10 open-ended, second bulb 11 other end opening just is located the opening part of first bulb 10, can guarantee that the air flue is in the intercommunication state always, prevent to block the air current with the opening of second bulb 11, third connecting pipe 3 one end is equipped with the second bulb 11 with first bulb 10 complex, second bulb 11 cup joints in first bulb 10, makes second bulb 11 can slide in first bulb 10, guarantees that third connecting pipe 3 can rotate, conveniently connects pneumatic tool, when not using pneumatic tool simultaneously, also can directly rotate third connecting pipe 3 and blow, convenient and fast, first bulb 10 and second bulb 11 are hollow structure, guarantee that inside can still communicate simultaneously.

The regulating valve comprises a ball valve 7, the center of the ball valve 7 is provided with a circular through hole 9, the ball valve 7 is blocked and communicated with the air passage through rotation, when the circular through hole 9 is perpendicular to the air passage, the area of the circular through hole 9 for opening the air passage is largest, the air flow is largest, after the ball valve 7 rotates, the area of the circular through hole 9 relative to the air passage is reduced, the air flow is reduced, after the ball valve 7 rotates 90 degrees, the air passage is completely blocked, air outlet is stopped, the ball valve 7 is provided with a rotating handle 8, people can rotate the ball valve 7 through the rotating handle 8, so that the purpose of adjusting the air flow is achieved, two ends of the ball valve 7 are provided with limiting plates 12, and when the ball valve 7 rotates 90 degrees to block all the air flow, the limiting plates 12 can block gaps at the position of the circular through hole 9, and air leakage is prevented.

The support piece 5 is internally provided with a magnet, when the first connecting pipe 1 is sleeved into the air valve, the magnet can adsorb the air valve, so that the connection stability is ensured, the falling off is prevented, and the support piece 5 is provided with an air hole 6, so that the air blowing is ensured.

The use method is as follows:

first connecting pipe 1 cup joints on the pneumatic valve at first, inwards press first connecting pipe 1, thimble 4 can jack up the spherical valve of pneumatic valve at this moment, make the air pump blow, simultaneously support piece 5 also can inhale with the pneumatic valve magnetism and be connected, then adjust third connecting pipe 3, adjust suitable angle with third connecting pipe 3, then cup joint pneumatic tool's intake pipe connector on third connecting pipe 3, when third connecting pipe 3 can't connect, also can connect the conversion head with pneumatic tool connector assorted on third connecting pipe 3, after the connection, the accessible rotates handle 8, adjust the angle of ball valve 7, thereby the control air flow.

In summary, the connection adapter can be quickly disassembled and assembled, and the check valve can be communicated, so that the air pump on the vehicle can be utilized, various types of air tools can be connected, meanwhile, the direction of air flow and a connecting pipe can be changed, the work of the air tools at various angles is facilitated, the tools are not easy to fall off, the air flow can be controlled, and the air pump type air pump adapter is suitable for various air tools and various working occasions.

Claims

1. A connection adapter for connecting a trailer gas valve, characterized by: including first connecting pipe (1), inside support piece (5) that is equipped with of first connecting pipe (1), be equipped with thimble (4) on support piece (5), the inside governing valve that is equipped with of first connecting pipe (1), the one end of first connecting pipe (1) is equipped with second connecting pipe (2), second connecting pipe (2) can dismantle with first connecting pipe (1) and be connected, the other end of second connecting pipe (2) is equipped with third connecting pipe (3), second connecting pipe (2) rotate with third connecting pipe (3) to be connected, the diameter of third connecting pipe (3) is less than second connecting pipe (2).

2. A connection adapter for connecting a trailer gas valve as claimed in claim 1, wherein: the inner wall of one end of the first connecting pipe (1) is provided with threads, and the second connecting pipe (2) is in threaded connection with the first connecting pipe (1).

3. A connection adapter for connecting a trailer gas valve as claimed in claim 1, wherein: one end of the second connecting pipe (2) is provided with a first ball head (10), one end of the third connecting pipe (3) is provided with a second ball head (11) matched with the first ball head (10), the second ball head (11) is sleeved in the first ball head (10), and the first ball head (10) and the second ball head (11) are of hollow structures.

4. A connection adapter for connecting a trailer gas valve as claimed in claim 1, wherein: the regulating valve comprises a ball valve (7), a circular through hole (9) is formed in the center of the ball valve (7), a rotating handle (8) is arranged on the ball valve (7), and limiting plates (12) are arranged at two ends of the ball valve (7).

5. A connection adapter for connecting a trailer gas valve as claimed in claim 1, wherein: the magnet is arranged inside the supporting piece (5), and the air hole (6) is formed in the supporting piece (5).