CN212643654U

CN212643654U - Throttle formula hydraulic pressure check valve connects

Info

Publication number: CN212643654U
Application number: CN202021477845.7U
Authority: CN
Inventors: 李本其; 胡宝进; 王涛
Original assignee: Linyi Fusheng Machinery Parts Co ltd
Current assignee: Linyi Fusheng Machinery Parts Co ltd
Priority date: 2020-07-24
Filing date: 2020-07-24
Publication date: 2021-03-02
Anticipated expiration: 2030-07-24

Abstract

The utility model relates to a throttle formula hydraulic pressure check valve connects, which comprises a joint, the inner wall fixedly connected with fixed block that connects, the inner wall that connects is seted up flutedly, the inside of recess sets up first slider, the one end fixedly connected with filter screen of first slider, the round hole has been seted up to the inner wall of recess, the inside of recess is provided with the second slider. The utility model discloses, through setting up the fixed block, a groove, first slider, the filter screen, the round hole, second slider and dead lever, when staff erection joint, place the filter screen in the inside that connects through first slider and recess earlier, owing to there is the restriction of first slider and recess, can not appear when placing the filter screen, the condition of slope appears in the filter screen, the staff passes the inside that the second slider injects the round hole to the dead lever and fixes the second slider, thereby fixed the filter screen, thereby reached and carried out filterable purpose to the inside liquid of butt joint.

Description

Throttle formula hydraulic pressure check valve connects

Technical Field

The utility model relates to a single valve field especially relates to a throttle formula hydraulic pressure check valve connects.

Background

The check valve is commonly called as a check valve, fluid can only flow along the water inlet, and the medium at the water outlet cannot flow back. The check valve is also called as check valve or check valve, is used for preventing oil flow from flowing reversely in a hydraulic system or preventing compressed air from flowing reversely in a pneumatic system, and has two types of straight-through type and right-angle type, wherein the straight-through type check valve is installed on a pipeline in a threaded connection way, the right-angle type check valve has three types of threaded connection, plate type connection and flange connection, but when the oil flow needs to flow reversely in the hydraulic loop, the check valve can be opened by using the control oil pressure to ensure that the oil flow can flow in two directions, and the hydraulic control check valve adopts the conical valve core, so the sealing performance is good, when the oil circuit is required to be closed, the valve can be used as one-way locking of the oil circuit to play a pressure maintaining role, the hydraulic control one-way valve controls the oil leakage mode to have two types of internal leakage and external leakage, the internal leakage type is used in the oil path without back pressure at the oil flow reverse outlet, otherwise, the external leakage type is used to reduce the control oil pressure.

The current check valve connects manifold, and the function is also comparatively complete, but most do not possess filterable function, can not filter the liquid that passes through the joint.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a throttle formula hydraulic pressure check valve connects solves current check valve and connects and can not carry out filterable problem.

In order to achieve the above purpose, the technical scheme of the utility model is as follows:

the throttling hydraulic check valve joint comprises a joint, wherein a fixing block is fixedly connected to the inner wall of the joint, a groove is formed in the inner wall of the joint, a first sliding block is arranged inside the groove, a filter screen is fixedly connected to one end of the first sliding block, a round hole is formed in the inner wall of the groove, a second sliding block is arranged inside the groove, and a fixing rod is arranged on one side of the second sliding block.

In the above scheme, the inside of joint is provided with sealed glue, one side of joint is provided with the control valve.

In the above scheme, first liquid outlet has been seted up to one side of joint, the second liquid outlet has been seted up to one side of joint, the inlet has been seted up to one side of joint.

In the scheme, one side of the joint is provided with the through hole, and transparent glass is arranged in the through hole.

In the above scheme, the diameter of the circular holes is one centimeter, and the number of the circular holes is four.

In the above scheme, the depth of the groove is two centimeters.

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

1. the utility model is provided with a fixed block, a groove, a first slide block, a filter screen, a round hole, a second slide block and a fixed rod, when a worker installs the joint, the filter screen is placed in the joint through the first sliding block and the groove, the first sliding block and the groove can enable the filter screen to be easily placed in the joint, because of the limitation of the first slide block and the groove, the situation that the filter screen is inclined when the filter screen is placed can not occur, after the filter screen is placed, the second slide block is placed in the groove, when the second slide block contacts the filter screen, a worker inserts the fixed rod into the circular hole through the second slide block to fix the second slide block, so that the filter screen is fixed, when liquid passes through the joint, the filter screen cannot be loosened, so that the aim of filtering the liquid in the joint is fulfilled.

2. The utility model has the advantages that by arranging the sealant, the control valve, the through hole and the transparent glass, the joint can generate leakage when being used for a long time, the sealant is arranged in the joint to prevent the liquid in the joint from leaking, the normal time of the joint is ensured, the service life of the joint is prolonged, when the liquid needs to be discharged from the first liquid outlet, a worker can close the control valve of the second liquid outlet to stop the liquid discharge of the second liquid outlet, at the moment, the liquid in the joint can be completely discharged from the first liquid outlet, when the liquid needs to be discharged from the second liquid outlet, the worker can close the control valve of the first liquid outlet to stop the liquid discharge of the first liquid outlet, at the moment, the liquid in the joint can flow out through the second liquid outlet, the worker can see the condition of the filter screen through the transparent glass arranged in the through hole, when the filter screen needs to be replaced, can be replaced in time.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a front cross-sectional structure of the joint of the present invention;

fig. 3 is a schematic side sectional view of the joint of the present invention;

fig. 4 is an enlarged schematic view of a portion a in fig. 2 according to the present invention.

In the figure: 1. a joint; 2. a fixed block; 3. a groove; 4. a first slider; 5. a filter screen; 6. a circular hole; 7. a second slider; 8. fixing the rod; 9. sealing glue; 10. a control valve; 11. a first liquid outlet; 12. a second liquid outlet; 13. a liquid inlet; 14. a through hole; 15. and (4) transparent glass.

Detailed Description

The technical solution of the present invention will be further described in detail with reference to the accompanying drawings and embodiments.

As shown in fig. 1-4, the utility model discloses a throttle formula hydraulic pressure check valve connects, including connecting 1, connect 1's inner wall fixedly connected with fixed block 2, connect 1's inner wall and seted up recess 3, recess 3's inside sets up first slider 4, and first slider 4's one end fixedly connected with filter screen 5, recess 3's inner wall has seted up round hole 6, and recess 3's inside is provided with second slider 7, and one side of second slider 7 is provided with dead lever 8.

In an embodiment, the inside of the joint 1 is provided with the sealant 9, one side of the joint 1 is provided with the control valve 10, and the sealant 9 can play a role in sealing, so that liquid inside the joint 1 cannot seep out, and the service life of the joint 1 is prolonged.

In an embodiment, a first liquid outlet 11 is formed at one side of the joint 1, a second liquid outlet 12 is formed at one side of the joint 1, a liquid inlet 13 is formed at one side of the joint 1, the first liquid outlet 11 and the second liquid outlet 12 enable liquid inside the joint 1 to flow out, and the liquid inlet 13 enables liquid inside the pipeline to flow into the joint 1.

In an embodiment, the through hole 14 has been seted up to one side of joint 1, and the inside of through hole 14 is provided with clear glass 15, and the staff can watch the condition of filter screen 5 through clear glass 15 to when filter screen 5 need change, change that can be timely.

In an embodiment, the diameter of round hole 6 is a centimetre, and the quantity of round hole 6 is four, and dead lever 8 injects the inside of round hole 6, fixes second slider 7 to fix filter screen 5, make filter screen 5 can not produce skew and slope, the position of second slider 7 can be adjusted to four round holes 6, and the staff injects dead lever 8 inside a certain round hole 6 according to concrete decision.

In an embodiment, the depth of the groove 3 is two centimeters, and since the first sliding block 4 may have working errors, when the working errors of the first sliding block 4 are not large, the depth of the groove 3 can enable the first sliding block 4 to be placed in.

When the connector is used, by arranging the fixing block 2, the groove 3, the first slide block 4, the filter screen 5, the round hole 6, the second slide block 7 and the fixing rod 8, when a worker installs the connector 1, the filter screen 5 is placed in the connector 1 through the first slide block 4 and the groove 3, the first slide block 4 and the groove 3 can enable the filter screen 5 to be easily placed in the connector 1, due to the limitation of the first slide block 4 and the groove 3, the situation that the filter screen 5 is inclined when being placed cannot occur, after the filter screen 5 is placed, the second slide block 7 is placed in the groove 3, after the second slide block 7 is contacted with the filter screen 5, the worker inserts the fixing rod 8 into the round hole 6 through the second slide block 7 to fix the second slide block 7, so as to fix the filter screen 5, when liquid passes through the connector 1, the filter screen 5 cannot be loosened, therefore, the purpose of filtering the liquid in the joint 1 is achieved, by arranging the sealant 9, the control valve 10, the through hole 14 and the transparent glass 15, the joint 1 can leak when being used for a long time, the sealant 9 is arranged in the joint 1 to prevent the liquid in the joint 1 from leaking, the normal time of the joint 1 is ensured, the service life of the joint 1 is prolonged, when the liquid needs to be discharged from the first liquid outlet 11, a worker can close the control valve 10 of the second liquid outlet 12 to stop the liquid discharge from the second liquid outlet 12, the liquid in the joint 1 can be completely discharged from the first liquid outlet 11, when the liquid needs to be discharged from the second liquid outlet 12, the worker can close the control valve 10 of the first liquid outlet 11 to stop the liquid discharge from the first liquid outlet 11, and the liquid in the joint 1 can flow out through the second liquid outlet 12, the condition of filter screen 5 can be seen through the inside transparent glass 15 that sets up of through-hole 14 to the staff, when filter screen 5 needs to be changed, can be timely change.

The above-mentioned embodiments further explain in detail the objects, technical solutions and advantages of the present invention, and it should be understood that the above-mentioned embodiments are only the embodiments of the present invention, and are not intended to limit the scope of the present invention, any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the scope of the present invention.

Claims

1. A throttle formula hydraulic pressure check valve connects, includes joint (1), its characterized in that: the inner wall fixedly connected with fixed block (2) that connects (1), the inner wall that connects (1) is seted up flutedly (3), the inside of recess (3) sets up first slider (4), the one end fixedly connected with filter screen (5) of first slider (4), round hole (6) have been seted up to the inner wall of recess (3), the inside of recess (3) is provided with second slider (7), one side of second slider (7) is provided with dead lever (8).

2. A restricted hydraulic check valve fitting according to claim 1, wherein: the joint is characterized in that a sealing glue (9) is arranged inside the joint (1), and a control valve (10) is arranged on one side of the joint (1).

3. A restricted hydraulic check valve fitting according to claim 1, wherein: a first liquid outlet (11) is formed in one side of the joint (1), a second liquid outlet (12) is formed in one side of the joint (1), and a liquid inlet (13) is formed in one side of the joint (1).

4. A restricted hydraulic check valve fitting according to claim 1, wherein: a through hole (14) is formed in one side of the joint (1), and transparent glass (15) is arranged inside the through hole (14).

5. A restricted hydraulic check valve fitting according to claim 1, wherein: the diameter of the round holes (6) is one centimeter, and the number of the round holes (6) is four.

6. A restricted hydraulic check valve fitting according to claim 1, wherein: the depth of the groove (3) is two centimeters.