CN207621544U - A kind of safety-type hydraulic quick coupling - Google Patents

Abstract

The utility model discloses a safety type hydraulic quick joint, which comprises a female joint and a male joint. The right end of the female joint is fixedly connected with an insulating shell. The right end of the chute is provided with a leakage hole, and the first spring is arranged in the chute, one end of the first spring is fixedly connected with the left end of the chute, and the other end of the first spring is fixedly connected with the top block, so A number of steel balls are provided on one side of the top block inside the chute, a strong magnet is installed on the female joint, a first connecting device is provided inside the female joint, a groove is provided on the outer wall of the male joint, and a groove is provided on the outer wall of the male joint. A second connecting device is arranged inside the joint. The utility model realizes the locking function of the male joint and the female joint through the steel ball, the groove, the top block and the first spring, ensures the locking strength of the quick joint when it is working, and improves the safety of the quick joint.

Description

A safe hydraulic quick connector

technical field

The utility model relates to a quick connector, in particular to a safe hydraulic quick connector.

Background technique

Quick connectors include hydraulic quick connectors and various fluid quick connectors. It is a connection device that quickly connects or disconnects pipelines and realizes quick disassembly. Because the quick connector has a two-way check function and the pipeline is disconnected without leakage, it is widely used in the fields of petroleum, metallurgy, hydropower, construction machinery, ships, and electromechanical equipment. The connection structure of the quick connector is the most important part of the quick connector. Its connection method and structure directly determine the convenience, reliability and product quality of the quick connector. The quick connector consists of two parts, a male plug and a female socket. The connection structure between the male plug and the female socket is commonly used to support the two spools against each other, so that the flow channel is opened. This mechanism is simple, but it encounters devices that require higher performance. , a tighter connection structure is required.

Utility model content

The purpose of the utility model is to provide a safe hydraulic quick connector.

In order to achieve the above object, the utility model adopts the following technical measures:

A safety type hydraulic quick connector, comprising a female joint and a male joint, the right end of the female joint is fixedly connected with an insulating shell, an annular chute is arranged inside the insulating shell, and a There is a leakage hole, a first spring is provided in the chute, one end of the first spring is fixedly connected with the left end of the chute, and the other end of the first spring is fixedly connected with the top block, and the inner top of the chute A number of steel balls are arranged on one side of the block, a strong magnet is installed on the female joint, a first connecting device for sealing is provided inside the female joint, a groove is provided on the outer wall of the male joint, and a groove is arranged inside the male joint. A second connection means for sealing is provided.

Further, the left end of the upper insulating shell of the female connector is fixedly connected to the fixed block, and the outer wall of the fixed block is slidably connected to the strong magnet.

Further, the fixing block is made of insulating material.

Further, the first connecting device includes a first connecting pipe, a second spring and a first contact head, the first connecting pipe is installed inside the female joint, and the first connecting pipe is installed with the first contact head, so The left end of the first contact head is fixedly connected with the second spring, and the other end of the second spring is fixed on the female connector.

Further, the first connection device includes a second connection pipe, a third spring and a second contact head, the second connection pipe is installed inside the male joint, and the second connection pipe is installed with the second contact head, so The right end of the second contact head is fixedly connected with the third spring, and the other end of the third spring is fixed on the male joint.

Further, the diameter of the leakage hole is smaller than the diameter of the steel ball.

Further, the diameter of the groove is larger than the diameter of the steel ball.

Compared with the prior art, the utility model has the following advantages:

The utility model realizes the function of locking the male joint and the female joint through the steel ball, the groove, the top block and the first spring, ensures the locking strength of the quick joint when it is working, and improves the safety of the quick joint; and The function of unlocking the locking of the male joint and the female joint is realized through the strong magnet; in addition, the sealing strength of the male joint and the female joint is guaranteed through the first connecting device and the second connecting device.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are some embodiments of the present utility model. Those skilled in the art can also obtain other drawings based on these drawings without any creative work.

Fig. 1 is the structural representation of the utility model;

Fig. 2 is a schematic diagram of the structure of the female joint in Fig. 1 of the utility model;

Fig. 3 is a schematic diagram of the structure of the male joint in Fig. 1 of the present utility model.

In the figure: 1. Female joint, 2. Male joint, 3. Insulation shell, 4. Chute, 5. First spring, 6. Top block, 7. Leakage hole, 8. Steel ball, 9. First connecting pipe , 10, the second spring, 11, the first contact head, 12, the groove, 13, the second connecting pipe, 14, the third spring, 15, the second contact head, 16, the fixed block, 17, the strong magnet.

Detailed ways

It should be pointed out that the following detailed description is exemplary and intended to provide further explanation to the present application. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.

It should be noted that the terminology used here is only for describing specific implementations, and is not intended to limit the exemplary implementations according to the present application. As used herein, unless the context clearly dictates otherwise, the singular is intended to include the plural, and it should also be understood that when the terms "comprising" and/or "comprising" are used in this specification, they mean There are features, steps, operations, means, components and/or combinations thereof.

As introduced in the background technology, in the prior art, there is a connection structure between the male plug and the female socket. The two valve cores are commonly used to support each other, so that the flow channel is opened. This mechanism is simple, but it meets the requirements of higher performance. The device requires a tighter connection structure. In order to solve the above technical problems, the present application proposes a safety hydraulic quick connector.

Below in conjunction with accompanying drawing, the structure of the present utility model is further described.

As shown in Figures 1-3, a safety type hydraulic quick connector includes a female connector 1 and a male connector 2, the right end of the female connector 1 is fixedly connected to the insulating shell 3, and the insulating shell 3 is provided with a ring-shaped slide Slot 4, inside the insulating shell 3 and at the right end of the chute 4 is provided with a leakage hole 7, the first spring 5 is arranged inside the chute 4, and one end of the first spring 5 is fixedly connected to the left end of the chute 4 , the other end of the first spring 5 is fixedly connected with the top block 6, a number of steel balls 8 are arranged on one side of the top block 6 inside the chute 4, a strong magnet 17 is installed on the female joint 1, and the A first connection device for sealing is provided inside the female joint 1 , a groove 12 is provided on the outer wall of the male joint 2 , and a second connection device for sealing is provided inside the male joint 2 .

Further, the left end of the upper insulating shell 3 of the female connector 1 is fixedly connected with the fixed block 16 , and the outer wall of the fixed block 16 is slidably connected with the strong magnet 17 .

Further, the fixing block 16 is made of insulating material.

Further, the first connecting device includes a first connecting pipe 9, a second spring 10 and a first contact head 11, the first connecting pipe 9 is installed inside the female joint 1, and the first connecting pipe 9 is installed with The first contact head 11 , the left end of the first contact head 11 is fixedly connected with the second spring 10 , and the other end of the second spring 10 is fixed on the female connector 1 .

Further, the first connection device includes a second connection pipe 13, a third spring 14 and a second contact head 15, the second connection pipe 13 is installed inside the male joint 2, and the second connection pipe 13 is installed with The second contact head 15 , the right end of the second contact head 15 is fixedly connected with the third spring 14 , and the other end of the third spring 14 is fixed on the male connector 2 .

Further, the diameter of the leakage hole 7 is smaller than the diameter of the steel ball 8 .

Further, the diameter of the groove 12 is larger than the diameter of the steel ball 8 .

Working principle: When in use, when the male joint 2 and the female joint 1 need to be connected together, the male joint 2 is inserted into the female joint 1, and the steel ball 8 in the insulating shell 3 chute 4 on the female joint 1 is due to the first spring 5 and the thrust of the top block 6 are located in the leakage hole 7, and then the groove 12 on the male joint 2 cooperates with the steel ball 8 to realize the locking effect on the male joint 2. At this time, the first contact head in the female joint 1 11 and the second contact 15 in the male joint 2 are combined together by the elastic force of the second spring 10 and the third spring 14 respectively, when the first contact 11 and the second contact 15 are in contact, the second spring 10 and the second The three springs 14 are all in a compressed state, which realizes the combined action of the hydraulic quick connector; , the top block 6 and the first spring 5 are all sucked, then press the strong magnet 17 to slide to the left on the fixed block 16, the strong magnet 17 sucks the steel ball 8, the top block 6 and the first spring 5 to move to the left, at this time The steel ball 8 is separated from the groove 12 on the male joint 2. At this time, the male joint 2 can be taken out from the female joint 1. At this time, the first contact 11 and the second contact 15 are separated. At this time, the first contact 11 and the second contact 15 are separated. Both the second spring 10 and the third spring 14 are in a normal state.

Although the specific implementation of the utility model has been described above in conjunction with the accompanying drawings, it does not limit the protection scope of the utility model. Those skilled in the art should understand that on the basis of the technical solution of the utility model, those skilled in the art do not need to Various modifications or deformations that can be made with creative efforts are still within the protection scope of the present utility model.

Claims (7)

1. a kind of safety-type hydraulic quick coupling, which is characterized in that including female connector and pin end, the female connector right end with absolutely Edge shell is fixedly connected, equipped with circular track, the insulation shell inside and in the right end of sliding slot equipped with leakage hole, institute in the insulation shell State and be equipped with the first spring in sliding slot, first spring one end is fixedly connected with the left end of sliding slot, first spring and it is another One end is fixedly connected with jacking block, and jacking block side is equipped with several steel balls inside the sliding slot, and strong magnet is equipped on the female connector, The female connector is internally provided with the first attachment device for sealing, and the pin end outer wall is equipped with groove, the pin end It is internally provided with the second attachment device for sealing.

2. safety-type hydraulic quick coupling as described in claim 1, which is characterized in that on the female connector insulation shell left end with Fixed block is fixedly connected, and the fixed block outer wall is slidably connected with strong magnet.

3. safety-type hydraulic quick coupling as described in claim 1, which is characterized in that the fixed block is by isolation material system At.

4. safety-type hydraulic quick coupling as described in claim 1, which is characterized in that first attachment device includes first Connecting tube, second spring and the first contact head are equipped with the first connecting tube, the first connecting tube installation inside the female connector There are the first contact head, the first contact head left end to be fixedly connected with second spring, the other end of the second spring is fixed on On female connector.

5. safety-type hydraulic quick coupling as described in claim 1, which is characterized in that first attachment device includes second Connecting tube, third spring and the second contact head are equipped with the second connecting tube, the second connecting tube installation inside the pin end There are the second contact head, the second contact head right end to be fixedly connected with third spring, the other end of the third spring is fixed on On pin end.

6. safety-type hydraulic quick coupling as described in claim 1, which is characterized in that the diameter of the leakage hole is less than steel ball Diameter.

7. safety-type hydraulic quick coupling as described in claim 1, which is characterized in that the diameter of the groove is more than steel ball Diameter.