CN213598634U

CN213598634U - Check valve with antidetonation function

Info

Publication number: CN213598634U
Application number: CN202022755726.XU
Authority: CN
Inventors: 叶方新
Original assignee: Senlong Fluid Technology Shenzhen Co ltd
Current assignee: Senlong Fluid Technology Shenzhen Co ltd
Priority date: 2020-11-24
Filing date: 2020-11-24
Publication date: 2021-07-02
Anticipated expiration: 2030-11-24

Abstract

The utility model discloses a check valve with antidetonation function, including the check valve body, check valve body outer wall fixed mounting has first lag, the equal fixed mounting in both ends has first hose about the first lag, the equal fixed mounting in both ends has the second hose about the first lag, the one end fixed mounting that check valve body center was kept away from to first hose and second hose has the second lag, second lag lower extreme fixed mounting has the connecting block, connecting block lower extreme fixed mounting has the base. This check valve with antidetonation function through setting up first hose and second hose, has realized the fixed action to the check valve body, possesses certain buffer capacity simultaneously, through setting up first spring assembly and second spring assembly, has realized the shock attenuation effect of check valve body, has improved the shock resistance of check valve body, has prolonged the life of check valve body.

Description

Check valve with antidetonation function

Technical Field

The utility model relates to a check valve technical field specifically is a check valve with antidetonation function.

Background

The check valve is commonly called as a check valve, is also called as a check valve or a check valve and is used for preventing reverse flow of oil flow in a hydraulic system or preventing reverse flow of compressed air in a pneumatic system, and has a straight-through type and a right-angle type, wherein the straight-through type check valve is installed on a pipeline by threaded connection, and the right-angle type check valve has three forms of threaded connection, plate type connection and flange connection.

The check valve is widely applied to various hydraulic systems due to the one-way circulation capacity, the check valve is prone to severe shaking when being subjected to strong vibration and can be broken when being severe, the existing check valve is poor in protection effect, insufficient in anti-vibration performance and prone to damage when being subjected to strong vibration, and therefore the check valve with the anti-vibration function is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a check valve with antidetonation function has solved the problem of damaging easily when current check valve meets strong vibrations.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a check valve with antidetonation function, includes the check valve body, check valve body outer wall fixed mounting has first lag, the equal fixed mounting in both ends has first hose about the first lag, the equal fixed mounting in both ends has the second hose about the first lag, the one end fixed mounting that check valve body center was kept away from to first hose and second hose has the second lag, second lag lower extreme fixed mounting has the connecting block, connecting block lower extreme fixed mounting has the base, the inclined plane of second lag upper right end runs through and has seted up the through-hole, the inside activity of through-hole is provided with the rubber sleeve, rubber sleeve inner wall activity is provided with first cylinder.

Preferably, first lag is octagon structure, the second lag is octagon structure, first hose and second hose are the homogeneous structure, the base is "L" shape structure, both ends run through and have seted up first thread groove about the base, the rubber sleeve outer wall laminates with the through-hole inner wall mutually.

Preferably, a first spring group and a second spring group are fixedly mounted on the inner wall of the second protecting sleeve, the first spring group and the second spring group are uniformly distributed on the inner wall of the second protecting sleeve, and the first spring group and the second spring group are axially symmetrically distributed in the center of the second protecting sleeve.

Preferably, the rubber sleeve lower extreme activity is provided with the second cylinder, second cylinder upper end is connected with first cylinder lower extreme, second cylinder external diameter and rubber sleeve external diameter equal, second cylinder external diameter equals with the through-hole internal diameter, through-hole symmetric distribution is in the left lower extreme inclined plane of second lag.

Preferably, the outer wall of the lower end of the second cylinder is fixedly provided with a first external thread layer, a second thread groove is fixedly formed in the inclined plane of the upper right end of the first protecting sleeve, the first external thread layer is matched with the second thread groove, and the second thread groove is symmetrically distributed on the inclined plane of the lower left end of the first protecting sleeve.

Preferably, the outer wall of the first cylinder is fixedly provided with a second external thread layer, the inner wall of the rubber sleeve is fixedly provided with a third thread groove, and the second external thread layer is matched with the third thread groove.

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

1. according to the check valve with the anti-seismic function, the first hose and the second hose are arranged, so that the fixing effect on the check valve body is realized, a certain buffering capacity is realized, the damping effect of the check valve body is realized by arranging the first spring group and the second spring group, the anti-seismic capacity of the check valve body is improved, and the service life of the check valve body is prolonged;

2. according to the check valve with the anti-seismic function, the first cylinder, the second cylinder, the through hole and the rubber sleeve are arranged, so that the effect of limiting the rubber sleeve by using the through hole is realized, the shaking phenomenon generated when the check valve body is subjected to strong vibration is effectively reduced, a certain damping effect is realized by using the arrangement that the outer wall of the rubber sleeve is attached to the inner wall of the through hole, and the protection effect on the check valve is improved;

3. this check valve with antidetonation function through setting up first lag and second lag, has strengthened the guard action to the check valve greatly, through setting up connecting block and base, does benefit to the stable fixed of check valve body, through the setting on second thread groove and first external screw thread layer, makes the easy dismounting of second post body, and the equipment is quick, has certain spreading value.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic view of the internal cross-sectional structure of the second protective cover of the present invention;

FIG. 3 is a schematic view of the split structure of the rubber sleeve and the through hole of the present invention;

FIG. 4 is a schematic view of the first protective sheath of the present invention;

fig. 5 is the structural schematic diagram of the split structure of the rubber sleeve and the first cylinder of the present invention.

In the figure: 1. a check valve body; 2. a first protective cover; 3. a first hose; 4. a second hose; 5. a second protective cover; 6. connecting blocks; 7. a base; 8. a first screw groove; 9. a through hole; 10. a rubber sleeve; 11. a first column; 12. a first spring set; 13. a second spring set; 14. a second cylinder; 15. a first outer threaded layer; 16. a second screw groove; 17. a second outer threaded layer; 18. a third screw groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a check valve with antidetonation function, including

check valve body

1, 1 outer wall fixed mounting of check valve body has first lag 2, the equal fixed mounting in both ends has first hose 3 about first lag 2, the equal fixed mounting in both ends has second hose 4 about first lag 2, the one end fixed mounting at check valve body 1 center is kept away from to first hose 3 and second hose 4 has

second lag

5, 5 lower extreme fixed mounting of second lag have connecting

block

6, 6 lower extreme fixed mounting of connecting block have base 7, the inclined plane of the upper right end of second lag 5 runs through and has seted up through-hole 9, the inside activity of through-hole 9 is provided with rubber sleeve 10, the activity of rubber sleeve 10 inner wall is provided with first cylinder 11.

Further, first lag 2 is octagon structure, and second lag 5 is octagon structure, and first hose 3 and second hose 4 are the homogeneous structure, and base 7 is "L" shape structure, and both ends are run through about base 7 and have been seted up first thread groove 8, and rubber sleeve 10 outer wall is laminated with through-hole 9 inner wall mutually, and base 7 and first thread groove 8 set up and do benefit to and fix base 7, have strengthened the fixed effect to check valve body 1.

Further, 5 inner wall fixed mounting of second lag has first spring group 12 and second spring group 13, first spring group 12 and second spring group 13 in 5 inner wall evenly distributed of second lag, first spring group 12 and second spring group 13 are axisymmetric in the center of second lag 5, the shock attenuation effect of the device has been realized to setting up of first spring group 12 and second spring group 13, the shock resistance of the device has been improved, the life of check valve body 1 has been prolonged.

Further, the activity of rubber sleeve 10 lower extreme is provided with second cylinder 14, second cylinder 14 upper end is connected with 11 lower extremes of first cylinder, second cylinder 14 external diameter and rubber sleeve 10 external diameter equal, second cylinder 14 external diameter equals with through-hole 9 internal diameter, through-hole 9 symmetric distribution is in 5 left lower extreme inclined planes of second lag, the limiting displacement to first lag 2 has been strengthened in setting up of second cylinder 14 and rubber sleeve 10, rubber sleeve 10 outer wall still has certain cushioning effect with the setting that through-hole 9 inner wall was laminated mutually, the shock resistance of the device has been strengthened.

Further, 14 lower extreme outer walls of second cylinder are fixed and are provided with first external screw thread layer 15, and second thread groove 16 has been seted up to the inclined plane of the upper right end of first lag 2, first external

screw thread layer

15 and 16 looks adaptations of second thread groove, and 16 symmetric distributions in the inclined plane of the lower left end of first lag 2 of second thread groove have realized

second cylinder

14 and 16 threaded connection effects of second thread groove, and the equipment is convenient, easy to use.

Further, the outer wall of the first cylinder 11 is fixedly provided with a second external thread layer 17, the inner wall of the rubber sleeve 10 is fixedly provided with a third thread groove 18, the second external thread layer 17 is matched with the third thread groove 18, the effects of disassembly and stable installation of the rubber sleeve 10 are achieved, and the rubber sleeve 10 is convenient to replace and maintain.

The working principle is as follows: firstly, install rubber sleeve 10 on the outer wall of first cylinder 11 through the screw thread effect, install second cylinder 14, the structure that first cylinder 11 and rubber sleeve 10 were assembled passes through-hole 9 and installs in second thread groove 16, make first external screw thread layer 15 and second thread groove 16 looks adaptation on the outer wall of second cylinder 14 lower extreme, later install check valve body 1 through the screw thread effect, laminate the left end face and the wall of base 7 mutually, set up the screw with first thread groove 8 looks adaptation on the wall, it fixes base 7 to run through first thread groove 8 and extend to the wall inside to utilize the bolt, can accomplish the fixed of base 7, the installation of end check valve body 1.

It should be finally noted that the above only serves to illustrate the technical solution of the present invention, and not to limit the scope of the present invention, and that simple modifications or equivalent replacements performed by those skilled in the art to the technical solution of the present invention do not depart from the spirit and scope of the technical solution of the present invention.

Claims

1. The utility model provides a check valve with antidetonation function, includes the check valve body, its characterized in that: check valve body outer wall fixed mounting has first lag, the equal fixed mounting in both ends has first hose about the first lag, the equal fixed mounting in both ends has the second hose about the first lag, the one end fixed mounting that check valve body center was kept away from to first hose and second hose has the second lag, second lag lower extreme fixed mounting has the connecting block, connecting block lower extreme fixed mounting has the base, the inclined plane of second lag upper right end runs through and has seted up the through-hole, the inside activity of through-hole is provided with the rubber sleeve, rubber sleeve inner wall activity is provided with first cylinder.

2. An anti-shock one-way valve according to claim 1, characterized in that: the first protective sleeve is of an octagonal structure, the second protective sleeve is of an octagonal structure, the first hose and the second hose are of the same structure, the base is of an L-shaped structure, first screw grooves are formed in the left end and the right end of the base in a penetrating mode, and the outer wall of the rubber sleeve is attached to the inner wall of the through hole.

3. An anti-shock one-way valve according to claim 1, characterized in that: the first spring group and the second spring group are fixedly mounted on the inner wall of the second protecting sleeve and are uniformly distributed on the inner wall of the second protecting sleeve, and the first spring group and the second spring group are distributed in the center of the second protecting sleeve in an axial symmetry mode.

4. An anti-shock one-way valve according to claim 1, characterized in that: the rubber sleeve lower extreme activity is provided with the second cylinder, second cylinder upper end is connected with first cylinder lower extreme, second cylinder external diameter and rubber sleeve external diameter equal, second cylinder external diameter equals with the through-hole internal diameter, through-hole symmetric distribution is in second lag left lower extreme inclined plane.

5. An anti-shock one-way valve according to claim 4, wherein: the outer wall of the lower end of the second column body is fixedly provided with a first external thread layer, a second thread groove is fixedly formed in the inclined plane of the upper right end of the first protecting sleeve, the first external thread layer is matched with the second thread groove, and the second thread groove is symmetrically distributed on the inclined plane of the lower left end of the first protecting sleeve.

6. An anti-shock one-way valve according to claim 1, characterized in that: the fixed second external screw thread layer that is provided with of first cylinder outer wall, the fixed third thread groove that is provided with of rubber sleeve inner wall, second external screw thread layer and third thread groove looks adaptation.