CN212804411U - One-way valve for container - Google Patents

Abstract

The utility model belongs to the technical field of the valve and specifically relates to a check valve is used to container. The utility model provides a check valve for container, includes disk seat and valve plug, the disk seat on from the lateral surface to the medial surface set gradually mounting groove, connecting hole and preformed hole, the valve plug include with mounting groove matched with outer loop, the outer loop on be provided with connecting hole matched with cooperation section, the one side of keeping away from the outer loop of cooperation section be provided with the indent post, one side of keeping away from the cooperation section of indent post be provided with the inner ring, the bottom surface of preformed hole on be provided with a plurality of and indent post and inner ring matched with support rib around the connecting hole, the lateral wall of mounting groove on be provided with a plurality of water conservancy diversion holes. The utility model discloses simple structure, the commonality is strong, and is with low costs, and production and equipment are all simple relatively, and the leakproofness is good.

Description

One-way valve for container

Technical Field

The utility model belongs to the technical field of the valve and specifically relates to a check valve is used to container.

Background

The one-way valve is used in various fields in production and life as a common valve mechanism, the existing one-way valve is mostly used in the industrial field and is not applied to small and medium-sized containers in life, and the existing one-way valve generally has the defects of more parts, large size, complex structure, relatively high cost and low universality.

For example, Chinese patent publication numbers are: CN201103726Y, the novel check valve of announcing in 2008/20/s, belong to the fluid control component, the utility model discloses a sleeve pipe, the import disk seat and the export disk seat of connecting at the sleeve pipe both ends respectively, form the valve pocket between sleeve pipe, import disk seat, the export disk seat, be provided with the import on the import disk seat, be provided with the export on the export disk seat, the valve pocket embeds one with the intraductal wall clearance fit's of sleeve valve plug, this valve plug has towards the sealed face of import, a pretension spring is used for on this valve plug and with certain pretightning force with the valve plug shutoff in the import, form the passageway that is used for intercommunication import and export between valve plug and the. The structure is convenient to manufacture and ensures smooth communication between the inlet and the outlet; the leakage stability control under the extremely low pressure difference state of improvement reversal, avoid reverse leakage, compromise forward low pressure simultaneously and open, but this check valve has the part many, the size is big, and the structure is more complicated, and the cost is higher relatively, the not strong shortcoming of commonality.

Disclosure of Invention

The utility model discloses it is main to have the part many, the size is big usually to current check valve, and the structure is more complicated, and the cost is higher relatively, the not strong problem of commonality, provides a simple structure, and the commonality is strong, and is with low costs, and production and equipment are all simple relatively for the container check valve.

The purpose of the utility model is mainly realized by the following scheme: the utility model provides a check valve for container, includes disk seat and valve plug, the disk seat on from the lateral surface to the medial surface set gradually mounting groove, connecting hole and preformed hole, the valve plug include with mounting groove matched with outer loop, the outer loop on be provided with connecting hole matched with cooperation section, the one side of keeping away from the outer loop of cooperation section be provided with the indent post, one side of keeping away from the cooperation section of indent post be provided with the inner ring, the bottom surface of preformed hole on be provided with a plurality of and indent post and inner ring matched with support rib around the connecting hole, the lateral wall of mounting groove on be provided with a plurality of water conservancy diversion holes. The valve seat and the valve plug form an independent one-way valve body, a mounting groove, a connecting hole and a preformed hole are sequentially arranged on the valve seat from the outer side surface to the inner side surface, the diameter of the cross section of the connecting hole is gradually reduced from one side close to the mounting groove to one side close to the preformed hole, the valve plug comprises an outer ring matched with the mounting groove, a matching section matched with the connecting hole is arranged on the outer ring, the shape of the matching section is matched with that of the connecting hole, an inner concave column is arranged on one side, far away from the matching section, of the matching section, an inner ring is arranged on one side, far away from the matching section, of the inner concave column, a plurality of supporting ribs matched with the inner concave column and the inner ring are arranged on the bottom surface of the preformed hole around the connecting hole, a plurality of flow guide holes are arranged on the outer side wall of the mounting groove, when the valve plug is mounted on the valve, the bottom surfaces of the outer ring and the mounting groove are tightly matched to play a sealing role, and meanwhile, the bottom surface of the mounting groove plays a limiting role during assembly, so that excessive assembly pressing is prevented from influencing the effect, and the sealing performance is ensured; when the pressure formed by fluid in the container is high, the fluid can press the valve plug to move upwards, the valve plug presses the support rib on the valve seat to deform and then move outwards, the matching surface of the valve plug and the valve seat is separated to finish the opening action, meanwhile, the support rib is in an elastic energy storage state, the fluid in the container passes through the reserved hole of the support rib and then flows out from the gap between the matching surfaces of the valve plug and the valve seat, passes through the flow guide hole of the valve seat and finally reaches the outside of the container, the pressure in the container is continuously reduced along with the flowing out of the fluid in the container, and the pressure provided by the fluid in the container to the valve plug is smaller than the rebound force of the support rib; when the pressure applied to the valve plug from the outside of the container is large, the valve plug can be tightly attached to the valve seat, the greater the outside pressure is, the tighter the valve plug is, and the phenomenon that the valve plug is opened to cause outside fluid to enter the container can be avoided; the one-way valve is an independent component and can be assembled on any container with a proper pore size, and the universality is strong.

Preferably, the connecting hole comprises an outer matching hole and an inner matching hole, and the diameter of the side, close to the outer matching hole, of the inner matching hole is smaller than that of the side, close to the inner matching hole, of the outer matching hole. The connecting hole includes outer mating holes and interior mating holes, and the diameter of the one side that is close to outer mating holes of interior mating holes is less than the diameter of the one side that is close to interior mating holes of outer mating holes to make the cooperation section tightly support under interior mating holes under the effect of supporting the rib, thereby improved the leakproofness.

Preferably, the number of the support ribs is four, and the four support ribs are uniformly arranged around the connecting hole. The number of the supporting ribs is four, and the four supporting ribs are uniformly arranged around the connecting hole, so that the acting force of the supporting ribs on the inner ring is uniformly distributed, and the stability is good.

Preferably, the valve seat is made of an elastic material. The valve seat is made of elastic materials, and the valve seat is convenient to mount and dismount.

Preferably, the elastic material is rubber. The elastic material is rubber, and the rubber has better elasticity, is convenient to process and has lower production cost.

Preferably, the valve plug is made of a hard plastic material. The valve plug is made of hard plastic materials, is convenient to machine and form and has long service life.

Preferably, the valve seat is provided with an outer step for being mounted on the container, and the mounting groove is arranged on the outer step. The valve seat is provided with an outer step used for being installed on the container, the installation groove is formed in the outer step, the outer side face of the outer step is in interference fit with the side face of the aperture of the container to form sealing, and the one-way valve and the container have enough separating force under the action of the outer step.

Therefore, the utility model discloses a check valve for container possesses following advantage: the utility model discloses simple structure, the commonality is strong, and is with low costs, and production and equipment are all simple relatively, and the leakproofness is good.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is an exploded view of the present invention.

Fig. 3 is a front view of the valve plug of the present invention.

Fig. 4 is a cross-sectional view of a valve seat according to the present invention.

Fig. 5 is a schematic structural diagram of the valve seat of the present invention.

Fig. 6 is a schematic structural diagram of the present invention in a closed state.

FIG. 7 is a schematic structural view of the present invention in an open state

Fig. 8 is a schematic view of the structure of the present invention when mounted on a container.

Illustration of the drawings: 1-valve seat, 11-diversion hole, 12-installation groove, 13-external matching hole, 14-internal matching hole, 15-preformed hole, 16-support rib, 17-external step, 2-valve plug, 21-external ring, 22-matching section, 23-internal concave column, 24-internal ring and 3-container.

Detailed Description

The technical solution of the present invention is further specifically described below by way of examples and with reference to the accompanying drawings.

Example 1:

as shown in fig. 1, 2, 3, 4, 5, 6, 7 and 8, a check valve for a container comprises a valve seat 1 and a valve plug 2, the two parts of the valve seat 1 and the valve plug 2 form an independent check valve body, a mounting groove 12, a connecting hole and a reserved hole 15 are sequentially arranged on the valve seat 1 from the outer side surface to the inner side surface, the diameter of the cross section of the connecting hole is gradually reduced from one side close to the mounting groove 12 to one side close to the reserved hole 15, the valve plug 2 comprises an outer ring 21 matched with the mounting groove 12, a matching section 22 matched with the connecting hole is arranged on the outer ring 21, the shape of the matching section 22 is matched with that of the connecting hole, an inner concave column 23 is arranged on one side of the matching section 22 away from the outer ring 21, an inner ring 24 is arranged on one side of the inner concave column 23 away from the matching section 22, a plurality of supporting ribs 16 matched with the inner, the outer side wall of the mounting groove 12 is provided with a plurality of flow guide holes 11, when the valve plug 2 is mounted on the valve seat 1, the support rib 16 can abut between the inner concave column 23 and the inner ring 24, so that the matching section 22 can be clamped in the connecting hole, the outer ring 21 can abut against the bottom surface of the mounting groove 12, the outer ring 21 and the bottom surface of the mounting groove 12 are tightly matched to play a sealing role, and meanwhile, the limiting function during assembly is played, excessive assembly pressing is prevented, the effect is influenced, and the sealing performance is guaranteed; the number of the support ribs 16 is four, and the four support ribs 16 are uniformly arranged around the connecting holes, so that the acting force of the support ribs 16 on the inner ring 24 is uniformly distributed, and the stability is good; during specific work, when the pressure formed by fluid in the container 3 is high, the fluid can press the valve plug 2 to move upwards, the valve plug 2 presses the support rib 16 on the valve seat 1 to deform and then move outwards, the matching surface of the valve plug 2 and the valve seat 1 is separated, opening action is completed, meanwhile, the support rib 16 is in an elastic energy storage state, the fluid in the container 3 flows out from a gap between the matching surfaces of the valve plug 2 and the valve seat 1 through the flow guide hole 11 of the valve seat 1 and finally reaches the outside of the container 3, the pressure in the container 3 is continuously reduced along with the outflow of the fluid in the container 3, and finally the pressure provided by the fluid in the container 3 to the valve plug 2 is smaller than the rebound force of the support rib 16, and at the moment, the valve plug 2 returns to an initial state under the action of the support rib 16 to; when the pressure applied to the valve plug 2 from the outside of the container 3 is large, the valve plug 2 can be tightly attached to the valve seat 1, the greater the outside pressure is, the tighter the attachment is, the valve plug 2 can not be opened, and the outside fluid can enter the container 3; the one-way valve is an independent component and can be assembled on any container 3 with a proper pore diameter, and the universality is strong.

The coupling hole includes an outer fitting hole 13 and an inner fitting hole 14, and a diameter of a side of the inner fitting hole 14 adjacent to the outer fitting hole 13 is smaller than a diameter of a side of the outer fitting hole 13 adjacent to the inner fitting hole 14, so that the fitting section 22 is tightly pressed against the lower side of the inner fitting hole 14 by the support rib 16, thereby improving sealability.

The valve seat 1 is made of elastic materials, so that the valve seat 1 is convenient to mount and dismount; the elastic material is rubber, and the rubber has better elasticity, is convenient to process and has lower production cost.

The valve plug 2 is made of hard plastic materials, so that the valve plug is convenient to machine and form and long in service life.

The valve seat 1 is provided with an outer step 17 used for being installed on the container 3, the installation groove 12 is arranged on the outer step 17, the outer side face of the outer step 17 is in interference fit with the side face of the aperture of the container 3 to form sealing, and the one-way valve and the container 3 have enough separating force under the action of the outer step 17.

This check valve can be used to in the life on various containers, reserve a aperture on the container that needs used check valve, then fill in the aperture with the check valve and can accomplish the equipment, for example, can use in preventing that the internal pressure is too big to lead to leaking the powder container that looses of powder, guarantees the air cushion container of airtight effect for eliminating internal pressure to and the bottle container etc. that the follow-up free allotment of splendid attire multiple liquid needs.

The pressure range of the check valve allowing the fluid to pass through can be controlled by adjusting the hardness and softness of the valve seat.

It should be understood that this example is for illustrative purposes only and is not intended to limit the scope of the present invention. Furthermore, it should be understood that various changes and modifications of the present invention may be made by those skilled in the art after reading the teachings of the present invention, and these equivalents also fall within the scope of the appended claims.

Claims (7)

1. The utility model provides a check valve for container, a serial communication port, including disk seat and valve plug, the disk seat on from the lateral surface to the medial surface set gradually mounting groove, connecting hole and preformed hole, the valve plug include with mounting groove matched with outer loop, the outer loop on be provided with connecting hole matched with cooperation section, the one side of keeping away from the outer loop of cooperation section be provided with the indent post, one side of keeping away from the cooperation section of indent post be provided with the inner ring, the bottom surface of preformed hole on be provided with a plurality of and indent post and inner ring matched with support rib around the connecting hole, the lateral wall of mounting groove on be provided with a plurality of water conservancy diversion holes.

2. A check valve for a container as set forth in claim 1, wherein said coupling hole includes an outer fitting hole and an inner fitting hole, and a diameter of a side of said inner fitting hole adjacent to said outer fitting hole is smaller than a diameter of a side of said outer fitting hole adjacent to said inner fitting hole.

3. The check valve for a container as set forth in claim 1, wherein the number of the support ribs is four, and the four support ribs are uniformly arranged around the coupling hole.

4. A check valve for a container as claimed in claim 1, 2 or 3, wherein said valve seat is made of an elastic material.

5. The check valve for a container as set forth in claim 4, wherein said elastic material is rubber.

6. A check valve for a container as claimed in claim 1, 2 or 3 wherein said plug is formed of a rigid plastic material.

7. A check valve for a container as claimed in claim 1, 2 or 3, wherein the valve seat is provided with an outer step for mounting on the container, and the mounting groove is provided on the outer step.

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