CN219606147U

CN219606147U - Use stable tubular check valve

Info

Publication number: CN219606147U
Application number: CN202320797101.0U
Authority: CN
Inventors: 陈学彩
Original assignee: Suzhou Xiangcheng District Xuzhan Machinery Co ltd
Current assignee: Suzhou Xiangcheng District Xuzhan Machinery Co ltd
Priority date: 2023-04-12
Filing date: 2023-04-12
Publication date: 2023-08-29
Anticipated expiration: 2033-04-12

Abstract

The utility model provides a tubular check valve with stable use, comprising: the novel sealing device comprises a first valve head and a clamping seat, wherein two groups of clamping heads are arranged at the right end of the first valve head, a main shell is arranged at the middle position of each clamping head, a second valve head is arranged at the right end of each clamping head, a diversion bin is arranged on the inner side of each clamping head, a limiting block is arranged in each diversion bin, a sealing head is arranged on the right side of each limiting block, a spring is arranged at the right end of each sealing head, a corrugated drain pipe is arranged on the outer side of each left end of each spring, an inner guide groove is formed in the outer side of each corrugated drain pipe, and the clamping seat is arranged at the right end of each spring. Through using valve head one and valve head two, can make things convenient for the staff to install the valve head of different pipe diameters, through using sealing head and ripple drain pipe, can increase the flow space of liquid to prevent that the liquid flow is unsmooth.

Description

Use stable tubular check valve

Technical Field

The utility model belongs to the technical field of one-way valves, and relates to a tube-type one-way valve with stable use.

Background

The one-way valve is a device which can only flow along a water inlet, but can not flow back a water outlet medium, and mainly comprises a valve body, a valve core and a valve seat; the valve seat is fixedly connected with the valve body, a spring is connected between the valve core and the valve body, the one-way valve is mainly characterized in that hydraulic oil enters the valve through the oil inlet, pressure oil overcomes the spring force of the one-way valve, so that the valve core moves, the valve core is opened with a sealing opening of the valve seat, and the hydraulic oil flows.

Chinese patent CN210290864U (a tubular check valve) includes a valve body, a valve core, a spring, and a valve seat; the valve body is internally provided with a valve hole, the valve core is accommodated in the valve hole and is in sliding contact with the valve body, a spring is arranged in the valve core, and one side of the spring is propped against the inner surface of the valve core; the valve seat is hollow and communicated with the left surface and the right surface, and is accommodated in the valve hole and fixedly connected with the inner surface of the valve body; one side of the valve body is provided with an oil inlet, and the other side of the valve body is provided with an oil outlet.

The left and right oil ways of the device are hollow, so that the connection pipeline is convenient, and unidirectional oil way circulation is realized; the inside spring that is equipped with of case, this spring is the jump ring, uses stably, but the inside too little oily clearance of case in above-mentioned device, when the oil body pressure is too big, the inside pressurized of its case can appear the inside condition of jam of case, has reduced the flow efficiency of fluid, consequently, now need to use stable tubular check valve to solve above problem.

Disclosure of Invention

Aiming at the defects in the prior art, the utility model aims to provide a tubular one-way valve with stable use, and solves the problems in the prior art.

The utility model is realized by the following technical scheme: a use stable tubular check valve comprising: the device comprises a first valve head, clamping heads, a main shell, a second valve head, a diversion bin, a limiting block, a sealing head, a corrugated drain pipe, a spring, an inner guide groove and a clamping seat, wherein two groups of clamping heads are arranged at the right end of the first valve head;

the middle positions of the two groups of clamping heads are provided with a main shell, the right end of the right clamping head is provided with a valve head II, the inner side of the clamping head is provided with a diversion bin, the inside of the diversion bin is provided with a limiting block, and the right side of the limiting block is provided with a sealing head;

the sealing head is characterized in that a spring is arranged at the right end of the sealing head, a corrugated drain pipe is arranged at the outer side of the left end of the spring, an inner guide groove is formed in the outer side of the corrugated drain pipe, and a clamping seat is arranged at the right end of the spring.

As a preferred implementation mode, the first valve head and the second valve head have the same specification, the first valve head and the second valve head are provided with external threads, and the inner sides of the two groups of clamping heads are provided with thread grooves.

As a preferred implementation mode, the first valve head and the second valve head are respectively screwed with the inner part of the left clamping head and the inner part of the right clamping head in a threaded sealing way, and the inner part of the first valve head, the inner part of the diversion bin, the inner guide groove and the inner part of the second valve head are mutually communicated.

As a preferred implementation mode, the cross section of the limiting block is of an annular structure, a circular through hole is formed in the limiting block, the sealing head is of a rubber structure, and when the sealing head is kept close to the limiting block, the outer side of the right end of the sealing head is movably and hermetically connected with the inner side of the diversion bin.

As a preferred implementation mode, the sealing head is fixedly connected with the corrugated drain pipe, the right end of the corrugated drain pipe is provided with a fixing strip, and a plurality of groups of through holes are formed in the corrugated drain pipe and can be movably folded and unfolded through the corrugated drain pipe.

As a preferred implementation mode, the right side of the spring is fixedly connected with the clamping seat in a jogged mode, the clamping seat is of an inwards concave annular structure, the left side of the spring is fixedly connected with the right side of the sealing head in an internal mode, and the reverse backflow condition can be controlled through the spring and the sealing head.

After the technical scheme is adopted, the utility model has the beneficial effects that: through using valve head one and valve head two, can make things convenient for the staff to install the valve head of different pipe diameters, through using sealing head and ripple drain pipe, can increase the flow space of liquid to prevent that the liquid flow is unsmooth.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.

FIG. 1 is a schematic view of a tube-type check valve according to the present utility model;

FIG. 2 is a front view of the inside of the main housing of the tubular check valve of the present utility model with stability;

FIG. 3 is a front view of the inside of a bellows in a tube-type check valve according to the present utility model;

in the figure: 1-valve head I, 2-chuck, 3-main shell, 4-valve head II, 5-guide bin, 6-stopper, 7-sealing head, 8-ripple leakage pipe, 9-spring, 10-inner guide slot, 11-cassette.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, a stable tubular check valve is provided, comprising: the device comprises a first valve head 1, clamping heads 2, a main shell 3, a second valve head 4, a diversion bin 5, a limiting block 6, a sealing head 7, a corrugated drain pipe 8, a spring 9, an inner guide groove 10 and a clamping seat 11, wherein two groups of clamping heads 2 are arranged at the right end of the first valve head 1;

the middle position of the two groups of clamping heads 2 is provided with a main shell 3, the right end of the right clamping head 2 is provided with a valve head two 4, the inner side of the clamping head 2 is provided with a diversion bin 5, the diversion bin 5 is internally provided with a limiting block 6, and the right side of the limiting block 6 is provided with a sealing head 7;

the right end of the sealing head 7 is provided with a spring 9, the outer side of the left end of the spring 9 is provided with a corrugated drain pipe 8, the outer side of the corrugated drain pipe 8 is provided with an inner guide groove 10, and the right end of the spring 9 is provided with a clamping seat 11.

The specification of the first valve head 1 is the same as that of the second valve head 4, external threads are formed on the outer sides of the first valve head 1 and the second valve head 4, and thread grooves are formed on the inner sides of the two groups of clamping heads 2.

The first valve head 1 and the second valve head 4 are respectively screwed with the inside of the left clamp head 2 and the inside of the right clamp head 2 in a threaded sealing way, and the inside of the first valve head 1, the inside of the diversion bin 5, the inside of the inner guide groove 10 and the inside of the second valve head 4 are mutually communicated.

The cross section of the limiting block 6 is of an annular structure, a circular through hole is formed in the limiting block 6, the sealing head 7 is of a rubber structure, and when the sealing head 7 is kept close to the limiting block 6, the outer side of the right end of the sealing head 7 is movably and hermetically connected with the inner side of the diversion bin 5.

The sealing head 7 is fixedly connected with the corrugated drain pipe 8, a fixing strip is arranged at the right end of the corrugated drain pipe 8, a plurality of groups of through holes are formed in the corrugated drain pipe 8, and the corrugated drain pipe 8 can be movably folded and unfolded.

The right side of the spring 9 is fixedly connected with the clamping seat 11 in a jogged manner, the clamping seat 11 is of a concave annular structure, the left side of the spring 9 is fixedly connected with the right side of the sealing head 7, and the reverse backflow condition can be controlled through the spring 9 and the sealing head 7.

As a first embodiment of the present utility model: in order to solve the problem that when the pressure of an oil body is too high, the situation that the valve core is blocked inside can occur due to the fact that the valve core is pressurized inside in the device is solved, and the problem of oil flowing efficiency is reduced, firstly, a worker installs a valve head 1 with a proper inner diameter and a valve head 4 inside two groups of clamping heads 2 respectively, then connects an external connecting pipe into the valve head 1 and the valve head 4, when oil enters the valve head 1 through the external connecting pipe, the oil enters the guide bin 5 through the valve head 1, when the pressure of the oil is larger than the tension of a spring 9, the oil pressure extrudes a sealing head 7 to move to the right side, the spring 9 and the corrugated drain pipe 8 shrink, then the oil enters the inner guide groove 10 through the guide bin 5, and enters the inner side of a fixed strip through the corrugated drain pipe 8, so that the oil flows into the valve head 4, and when the pressure of the oil is smaller than the tension of the spring 9, the spring 9 pulls the corrugated drain pipe 8 to recover deformation, and meanwhile the sealing head 7 is in sealing connection with the inner wall of the guide bin 5, and accordingly the oil is prevented from flowing reversely.

As a second embodiment of the present utility model: based on the explanation in the above embodiment, further, when the staff needs to change the valve heads of other internal diameter lengths, only need rotate valve head one 1 and valve head two 4 take off, change the valve head of different internal diameter specifications can, convenient and fast.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. A use stable tubular check valve comprising: valve head one (1) and cassette (11), its characterized in that: two groups of clamping heads (2) are arranged at the right end of the valve head I (1);

the middle positions of the two groups of clamping heads (2) are provided with a main shell (3), the right end of the right-side clamping head (2) is provided with a valve head two (4), the inner side of the clamping head (2) is provided with a diversion bin (5), the interior of the diversion bin (5) is provided with a limiting block (6), and the right side of the limiting block (6) is provided with a sealing head (7);

the sealing head is characterized in that a spring (9) is arranged at the right end of the sealing head (7), a corrugated drain pipe (8) is arranged at the outer side of the left end of the spring (9), an inner guide groove (10) is formed in the outer side of the corrugated drain pipe (8), and a clamping seat (11) is arranged at the right end of the spring (9).

2. A use-stable tubular check valve according to claim 1, wherein: the specification of the first valve head (1) is the same as that of the second valve head (4), external threads are formed on the outer sides of the first valve head (1) and the second valve head (4), and thread grooves are formed on the inner sides of the two groups of clamping heads (2).

3. A use-stable tubular check valve according to claim 1, wherein: the valve head I (1) and the valve head II (4) are respectively screwed with the inside of the left clamping head (2) and the inside of the right clamping head (2) in a threaded sealing way, and the inside of the valve head I (1), the inside of the flow guide bin (5), the inside of the inner guide groove (10) and the inside of the valve head II (4) are mutually communicated.

4. A use-stable tubular check valve according to claim 1, wherein: the cross section of the limiting block (6) is of an annular structure, a circular through hole is formed in the limiting block (6), the sealing head (7) is of a rubber structure, and when the sealing head (7) is kept attached to the limiting block (6), the outer side of the right end of the sealing head (7) is movably and hermetically connected with the inner side of the diversion bin (5).

5. A use-stable tubular check valve according to claim 1, wherein: the sealing head (7) is fixedly connected with the corrugated drain pipe (8), a fixing strip is arranged at the right end of the corrugated drain pipe (8), and a plurality of groups of through holes are formed in the corrugated drain pipe (8).

6. A use-stable tubular check valve according to claim 1, wherein: the right side of the spring (9) is fixedly connected with the clamping seat (11) in a jogged mode, the clamping seat (11) is of an inwards concave annular structure, and the left side of the spring (9) is fixedly connected with the right side of the sealing head (7) in an inner mode.