Stacked hydraulic control one-way valve

Abstract

The utility model discloses a stack type hydraulic control one-way valve, including: one-way valve body, plug, baffle plate, fixed column, limit component and adjusting component, plug is provided at one end of one-way valve body, baffle plate is provided on one side of plug, baffle plate is used for limiting plug movement, fixed column is fixedly connected on one side of one-way valve body, limit component and adjusting component are fixed on one side of one-way valve body. The limiting assembly is arranged at the joint of the baffle and the fixing column and used for limiting the moving direction of the baffle, and the adjusting assembly is arranged at the joint of the baffle and the fixing column. Through the design of the baffle, the fixing column, the limiting assembly and the adjusting assembly, after the plug is installed on the side of the one-way valve body, the position of the baffle is adjusted through the adjusting assembly, so that the baffle is located on one side of the plug, and through blocking of the baffle, the situation that the plug cannot move towards the side away from the one-way valve body is avoided; therefore, leakage caused by loosening of the plug is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of superimposed hydraulic control check valve, especially relates to a superimposed hydraulic control check valve. BACKGROUND

[0002] The superimposed hydraulic control check valve allows oil to flow freely in one direction and blocks in the opposite direction in the hydraulic system, ensuring that the oil circulates in the predetermined direction, providing stable pressure and flow control for the system.

[0003] The screw plug in the superimposed hydraulic control check valve is used to prevent leakage. During installation, the sealing ring is first sleeved on the screw plug, and then the screw plug is installed on the end of the valve body through the threads on the screw plug. However, during the operation of the hydraulic system, the pressure may fluctuate, and after a long period of use, the screw plug may become loose and leak due to the constant impact of instantaneous pressure. Therefore, the present scheme proposes a superimposed hydraulic control check valve to solve the above problems. SUMMARY

[0004] The utility model aims at providing a superimposed hydraulic control check valve to solve the problems raised in the background.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a superimposed hydraulic control check valve, comprising:

[0006] A check valve body;

[0007] A screw plug is arranged at one end of the check valve body;

[0008] A baffle is arranged on one side of the screw plug, and the baffle is used to limit the movement of the screw plug;

[0009] A fixed column is fixedly connected to one side of the check valve body;

[0010] A limiting assembly is arranged at the connection between the baffle and the fixed column, and the limiting assembly is used to limit the movement direction of the baffle;

[0011] An adjusting assembly is arranged at the connection between the baffle and the fixed column, and the adjusting assembly is used to adjust the position of the baffle.

[0012] Preferably, the limiting assembly comprises:

[0013] A sliding block is fixedly connected to one side of the fixed column;

[0014] A sliding groove is formed on one side of the baffle, and the sliding block is connected to the inside of the sliding groove.

[0015] Preferably, the horizontal longitudinal section of the sliding block and the sliding groove is arranged as an isosceles trapezoid, and the sliding block is used to limit the moving direction of the baffle.

[0016] Preferably, the adjusting assembly comprises an adjusting piece arranged at the connecting position of the baffle and the fixed column, the adjusting piece comprises an adjusting block connected to one side of the fixed column, a plurality of adjusting holes are symmetrically arranged on one side of the baffle in the horizontal longitudinal direction, the adjusting block is inserted into one of the adjusting holes, and one side of the adjusting block is provided with a moving piece.

[0017] Preferably, the moving piece comprises a connecting block fixedly connected to one side of the adjusting block, and one side of the connecting block is provided with a spring.

[0018] Preferably, a cavity is arranged in the middle of the fixed column, and the connecting block and the spring are both inserted into the cavity.

[0019] Preferably, a limiting rod is fixedly connected to one side of the connecting block, the limiting rod is inserted into the middle of the spring, a limiting groove is arranged on the inner wall of one side of the cavity, and the limiting rod is inserted into the limiting groove.

[0020] The technical effects and advantages of the utility model are as follows:

[0021] The utility model discloses a baffle, fixed column, limiting assembly and adjusting assembly design, installs the screw plug in the side of one-way valve body, adjusts the position of baffle through adjusting assembly, makes baffle be located one side of screw plug, through the block of baffle, makes the screw plug unable to move to the side away from one-way valve body, thereby avoids the situation of leakage due to screw plug loosening. ACCURACY OF DRAWINGS

[0022] Figure 1 It is a three-dimensional structure schematic view of the utility model.

[0023] Figure 2 It is a side structure schematic view of the utility model.

[0024] Figure 3 It is a baffle side sectional structure schematic view of the adjusting assembly of the utility model.

[0025] Figure 4 It is a baffle top sectional structure schematic view of the adjusting assembly of the utility model.

[0026] In the drawing: 1, one-way valve body;2, screw plug;3, baffle;4, fixed column;5, limiting assembly;501, sliding block;502, sliding groove;6, adjusting piece;601, adjusting hole;602, adjusting block;7, moving piece;701, connecting block;702, cavity;703, spring;704, limiting rod;705, limiting groove. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0028] The utility model provides a kind of Figures 1-4 As shown in:

[0029] Embodiment one:

[0030] A superimposed hydraulic control check valve, comprising:

[0031] Check valve body 1;

[0032] Screwed down 2, screwed down 2 is arranged in one end of check valve body 1;

[0033] Baffle 3, baffle 3 is arranged in one side of screwed down 2, baffle 3 is used to limit the movement of screwed down 2;

[0034] Fixed column 4, fixed column 4 is fixedly connected in one side of check valve body 1;

[0035] Limiting component 5, limiting component 5 is arranged at the junction of baffle 3 and fixed column 4, limiting component 5 is used to limit the moving direction of baffle 3;

[0036] Adjusting assembly, adjusting assembly is arranged at the junction of baffle 3 and fixed column 4, adjusting assembly is used to adjust the position of baffle 3.

[0037] It needs to be explained that the check valve body 1 and screwed down 2 set up constitute existing superimposed hydraulic control check valve, allow oil to flow freely in one direction when using, and cut off in the opposite direction, ensure that oil circulates according to predetermined direction, provide stable pressure and flow control for system;After installing screwed down 2 in the side of check valve body 1, the position of baffle 3 is adjusted by adjusting assembly, so that baffle 3 is located in one side of screwed down 2, screwed down 2 cannot move away from check valve body 1 by the block of baffle 3, thereby avoiding the leakage caused by screwed down 2 loosening.

[0038] Specifically, limiting component 5 includes:

[0039] Sliding block 501, sliding block 501 is fixedly connected in one side of fixed column 4;

[0040] Slide groove 502, slide groove 502 is opened in one side of baffle 3, and sliding block 501 is connected in the inside of slide groove 502.

[0041] Specifically, the horizontal longitudinal section of the sliding block 501 and the sliding groove 502 is designed as an isosceles trapezoid, and the sliding block 501 is used to limit the moving direction of the baffle 3.

[0042] It should be noted that the design of the sliding block 501 and the sliding groove 502 with the horizontal longitudinal section as an isosceles trapezoid makes the baffle 3 unable to move away from the fixed column 4, and makes the baffle 3 be limited by the sliding block 501 when moving, avoiding the situation that the baffle 3 moves randomly.

[0043] Specifically, the adjusting assembly includes an adjusting piece 6 arranged at the connection between the baffle 3 and the fixed column 4, the adjusting piece 6 includes an adjusting block 602 connected to one side of the fixed column 4, one side of the baffle 3 is horizontally and longitudinally symmetrically provided with a plurality of adjusting holes 601, the adjusting block 602 is inserted into one of the adjusting holes 601, and one side of the adjusting block 602 is provided with a moving piece 7.

[0044] It should be noted that the number of adjusting holes 601 is two, and the two adjusting holes 601 are matched with the adjusting block 602, so that the adjusting block 602 can be inserted into the adjusting hole 601, when it is necessary to adjust the position of the baffle 3, the adjusting block 602 is pushed out of one of the adjusting holes 601, and then the position of the baffle 3 is moved, when the adjusting block 602 is aligned with the other adjusting hole 601, the moving piece 7 drives the adjusting block 602 to be inserted into the other adjusting hole 601.

[0045] Embodiment two:

[0046] The moving piece 7 is applied to the one-way valve in embodiment one;

[0047] Specifically, the moving piece 7 includes a connecting block 701 fixedly connected to one side of the adjusting block 602, and one side of the connecting block 701 is provided with a spring 703.

[0048] Specifically, the middle part of the fixed column 4 is provided with a cavity 702, and the connecting block 701 and the spring 703 are inserted into the cavity 702.

[0049] It should be noted that the cavity 702 is matched with the connecting block 701, so that the connecting block 701 can slide in the cavity 702, and the spring 703 is arranged on the side of the connecting block 701 away from the adjusting block 602, and in use, the spring 703 pushes the connecting block 701 to the side of the adjusting block 602, so as to avoid the situation that the adjusting block 602 moves out of the adjusting hole 601 during use.

[0050] Specifically, one side of the connecting block 701 is fixedly connected with a limiting rod 704, the limiting rod 704 is insertedly connected in the middle of the spring 703, the inner wall of one side of the cavity 702 is provided with a limiting slot 705, and the limiting rod 704 is insertedly connected in the inside of the limiting slot 705.

[0051] It should be noted that the limiting rod 704 is located at the side of the connecting block 701 away from the adjusting block 602, and the limiting rod 704 is insertedly connected in the inside of the limiting slot 705, the limiting rod 704 is limited from shaking through the limiting slot 705, and the connecting block 701 is limited from shaking through the limiting rod 704; when the connecting block 701 moves, one end of the limiting rod 704 is driven by the connecting block 701 to slide in the inside of the limiting slot 705.

[0052] Finally, it should be noted that the above only describes preferred embodiments of the present application and is not intended to limit the present application, although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments or equivalently replace some technical features, any modification, equivalent replacement, improvement, etc. within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A piloted hydraulic check valve characterized by, The utility model relates to a one-way valve, which comprises the following components: a one-way valve body (1); a screw plug (2) arranged at one end of the one-way valve body (1); a baffle (3) arranged at one side of the screw plug (2), the baffle (3) being used to limit the movement of the screw plug (2); a fixing column (4) fixedly connected to one side of the one-way valve body (1); a limiting assembly (5) arranged at the connection between the baffle (3) and the fixing column (4), the limiting assembly (5) being used to limit the movement direction of the baffle (3); an adjusting assembly arranged at the connection between the baffle (3) and the fixing column (4), the adjusting assembly being used to adjust the position of the baffle (3).

2. The stacked liquid control non-return valve according to claim 1, characterized in that The limiting assembly (5) comprises: a sliding block (501) fixedly connected to one side of the fixing column (4); a sliding groove (502) arranged at one side of the baffle (3), the sliding block (501) being inserted into the sliding groove (502).

3. The piloted hydraulic one-way valve according to claim 2, characterized in that The horizontal longitudinal section of the sliding block (501) and the sliding groove (502) is arranged in the shape of an isosceles trapezoid, and the sliding block (501) is used to limit the movement direction of the baffle (3).

4. The piloted hydraulic one-way valve according to claim 1, wherein The adjusting assembly comprises an adjusting piece (6) arranged at the connection between the baffle (3) and the fixing column (4), the adjusting piece (6) comprising an adjusting block (602) inserted into one side of the fixing column (4), a plurality of adjusting holes (601) being symmetrically arranged at one side of the baffle (3) in the horizontal longitudinal direction, the adjusting block (602) being inserted into one of the adjusting holes (601), and one side of the adjusting block (602) being provided with a moving piece (7).

5. The piloted hydraulic one-way valve according to claim 4, characterized in that The moving piece (7) comprises a connecting block (701) fixedly connected to one side of the adjusting block (602), and one side of the connecting block (701) is provided with a spring (703).

6. The piloted hydraulic one-way valve according to claim 5, characterized in that The middle part of the fixing column (4) is provided with a cavity (702), and the connecting block (701) and the spring (703) are both inserted into the cavity (702).

7. The piloted hydraulic one-way valve according to claim 6, characterized in that One side of the connecting block (701) is fixedly connected to a limiting rod (704), the limiting rod (704) is inserted into the middle part of the spring (703), the inner wall of one side of the cavity (702) is provided with a limiting groove (705), and the limiting rod (704) is inserted into the limiting groove (705).

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