CN211202243U - Compression type one-way valve body structure - Google Patents
Compression type one-way valve body structure Download PDFInfo
- Publication number
- CN211202243U CN211202243U CN201922365779.8U CN201922365779U CN211202243U CN 211202243 U CN211202243 U CN 211202243U CN 201922365779 U CN201922365779 U CN 201922365779U CN 211202243 U CN211202243 U CN 211202243U
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- valve seat
- air passage
- concave pipe
- pipe
- correspondingly
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Abstract
The utility model discloses a compression type one-way valve body structure, which comprises an upper valve seat and a lower valve seat which are arranged on the inner wall of a machine body; the middle parts of the upper valve seat and the lower valve seat are installed into a whole through a middle shaft, a transition gap of compressed air is arranged between the upper valve seat and the lower valve seat, an upper air passage is correspondingly arranged on the upper valve seat, a lower air passage is correspondingly arranged on the lower valve seat, the upper air passage and the lower air passage are arranged in a staggered mode at intervals, and a concave pipe is arranged at the lower end part of the upper air passage in a downward extending mode. This device does not wholly use the valve plate structure of integral type, but disperses the valve plate structure into a plurality of sprue structures, and after compressed air disappears, the sprue kick-backs naturally, and the gas circuit is opened and the confined is all very rapidly, and after a certain department compressed air disappeared, the gas circuit of this department was sealed at once, just closed the gas circuit after need not waiting for whole valve plate to kick-back, and the reaction is rapider, and the gas reflux condition can not appear surely and take place.
Description
Technical Field
The utility model relates to a compressor valve body structure equipment field, concretely relates to compression check valve body structure.
Background
Usually can set up one-way admission valve among the compressor air valve equipment among the prior art and be used for admitting air or one-way air outlet valve is used for giving vent to anger, but the leakproofness is not good enough among the one-way valve body structure among the prior art, realize one-way ventilation's efficiency ratio lower, it is slower when the valve body is ventilated to open and is closed to close, for example, the one-way valve body that constitutes through the integral type valve plate is when using, after compressed air disappears, need the integrative resilience of valve plate just can block up the air inlet is whole, can cause the condition of partial gas backward flow to take place, be unfavorable for admitting air and exhausting.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a compression check valve body structure to the not enough of prior art existence, its technical scheme as follows:
a compression type one-way valve body structure comprises an upper valve seat and a lower valve seat which are arranged on the inner wall of a machine body; the middle parts of the upper valve seat and the lower valve seat are integrally installed through a middle shaft, a transition gap of compressed air is arranged between the upper valve seat and the lower valve seat, an upper air passage is correspondingly arranged on the upper valve seat, a lower air passage is correspondingly arranged on the lower valve seat, the upper air passage and the lower air passage are arranged in a staggered mode at intervals, a concave pipe is arranged at the lower end part of the upper air passage in a downward extending mode, the upper end of the concave pipe is of a tubular structure, the bottom end of the concave pipe is of a solid structure and is correspondingly and fixedly installed on the lower valve seat, the upper air passage is correspondingly communicated with an upper end pipe orifice of the concave pipe, and the inner diameters of; the upper end pipe orifice of the concave pipe is also provided with an air vent, the solid part of the lower end of the concave pipe is also provided with a jacking spring, the end part of the jacking spring is also provided with a blocking block, and the outer diameter of the blocking block is matched with the inner diameters of the upper air passage and the concave pipe so as to completely block the pipe orifice and the air passage; the block is higher than the vent at the original position under the action of the jacking spring.
Preferably, a downward-recessed limiting groove is further formed in the solid part of the lower end of the concave pipe, a limiting rod is correspondingly installed in the limiting groove, and the limiting rod extends upwards and is fixedly installed at the lower end part of the blocking block.
Preferably, the upper end part of the block is set to be a cone structure, the lower end part of the block is set to be a cylinder structure, and the side wall of the block can be provided with a sealing friction pad.
Preferably, the limit grooves and the limit rods on the solid part at the lower end of the concave pipe are arranged at the central position of the concave pipe, and the jacking springs are annularly arranged by taking the limit grooves as the center and are uniformly arranged at intervals.
Preferably, at least one vent is arranged on each of two sides of the vent at the pipe orifice at the upper end of the concave pipe.
Has the advantages that: compared with the prior art, the utility model following beneficial effect has:
(1) in the device, an integrated valve plate is not arranged between an upper valve seat and a lower valve seat, but a concave pipe is arranged between the upper valve plate and the lower valve seat, the concave pipe is communicated with an upper air passage on the upper valve seat in an extending way, a plugging block is correspondingly installed through a jacking spring, a vent hole is arranged at a pipe orifice, the plugging block can correspondingly plug the upper air passage, the concave pipe and the vent hole when in an original position, and the whole air passage is in different states; when compressed air enters the upper air passage, the blocking block is correspondingly extruded to move downwards, when the blocking block moves downwards to the position below the air vent, the air vent is leaked out, the compressed air enters the transition gap from the air vent and is correspondingly sprayed out from the lower air passage of the lower valve seat, a one-way passage of the compressed air is realized, and after the compressed air disappears, the blocking block naturally rebounds to the position above the air vent under the action of the jacking spring to block the passage integrally, so that the function of the one-way passage of the airflow is realized; the device does not use an integrated valve plate structure as a whole, but disperses the valve plate structure into a plurality of block structures, after the compressed air disappears, the blocks naturally rebound, the gas circuit is opened and closed very quickly, after the compressed air disappears, the gas circuit at a certain position is closed immediately, the gas circuit is not closed after the whole valve plate rebounds, the reaction is quicker, and the gas backflow condition can not occur;
(2) the upper end of the plugging block is arranged to be in a cone structure, so that compressed air can extrude the plugging block and smoothly enter the transition gap; and the structure that still is provided with spacing groove and gag lever post among this device can restrict reciprocating of sprue, makes it can only reciprocate, and the condition of rocking about can not appearing, and the precision is more accurate, makes its positive direction kick-back after can compressing, rational in infrastructure.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is an enlarged view of a portion a in fig. 1.
Detailed Description
The present invention will be further clarified by the following embodiments with reference to the attached drawings, which are implemented on the premise of the technical solution of the present invention, and it should be understood that these embodiments are only used for illustrating the present invention and are not used for limiting the scope of the present invention.
As shown in fig. 1 and 2, a compression type one-way valve structure comprises an upper valve seat 1 and a lower valve seat 2 which are arranged on the inner wall of a machine body; the middle parts of the upper valve seat 1 and the lower valve seat 2 are installed into a whole through a middle shaft 3, a transition gap 4 of compressed air is arranged between the upper valve seat 1 and the lower valve seat 2, an upper air passage 5 is correspondingly arranged on the upper valve seat 1, a lower air passage 6 is correspondingly arranged on the lower valve seat 2, the upper air passage 5 and the lower air passage 6 are arranged in a staggered mode at intervals, a concave pipe 7 is arranged at the lower end part of the upper air passage 5 in a downward extending mode, the upper end of the concave pipe 7 is of a tubular structure, the bottom end of the concave pipe is of a solid structure and is correspondingly and fixedly installed on the lower valve seat 2, the upper air passage 5 is correspondingly communicated with an upper end pipe orifice of; a vent 8 is arranged at the upper end pipe orifice of the concave pipe 7, a jacking spring 9 is arranged at the lower end solid part of the concave pipe 7, a blocking block 10 is arranged at the end part of the jacking spring 9, and the outer diameter of the blocking block 10 is matched with the inner diameters of the upper air passage 5 and the concave pipe 7 so as to completely block the pipe orifice and the air passage; the block 10 is in its original position above the vent opening 8 under the action of the jacking spring 9.
A downward-sunken limiting groove 11 is further formed in the solid part of the lower end of the concave pipe 7, a limiting rod 12 is correspondingly installed in the limiting groove 11, and the limiting rod 12 extends upwards and is fixedly installed at the lower end part of the block 10; the upper end of the block 10 is set as a cone structure, the lower end is set as a cylinder structure, and the side wall of the block 10 can be provided with a sealing friction pad.
The limiting grooves 11 and the limiting rods 12 on the solid part at the lower end of the concave pipe 7 are arranged at the central position of the concave pipe, and the jacking springs 9 are annularly arranged by taking the limiting grooves 11 as the center and are uniformly arranged at intervals; at least one air port is arranged on each of two sides of the air port 8 at the pipe orifice at the upper end of the concave pipe 7.
In the device, an integrated valve plate is not arranged between an upper valve seat and a lower valve seat, but a concave pipe is arranged between the upper valve plate and the lower valve seat, the concave pipe is communicated with an upper air passage on the upper valve seat in an extending way, a plugging block is correspondingly installed through a jacking spring, a vent hole is arranged at a pipe orifice, the plugging block can correspondingly plug the upper air passage, the concave pipe and the vent hole when in an original position, and the whole air passage is in different states; when compressed air enters the upper air passage, the blocking block is correspondingly extruded to move downwards, when the blocking block moves downwards to the position below the air vent, the air vent is leaked out, the compressed air enters the transition gap from the air vent and is correspondingly sprayed out from the lower air passage of the lower valve seat, a one-way passage of the compressed air is realized, and after the compressed air disappears, the blocking block naturally rebounds to the position above the air vent under the action of the jacking spring to block the passage integrally, so that the function of the one-way passage of the airflow is realized; this device does not wholly use the valve plate structure of integral type, but disperses the valve plate structure into a plurality of sprue structures, and after compressed air disappears, the sprue kick-backs naturally, and the gas circuit is opened and the confined is all very rapidly, and after a certain department compressed air disappeared, the gas circuit of this department was sealed at once, just closed the gas circuit after need not waiting for whole valve plate to kick-back, and the reaction is rapider, and the gas reflux condition can not appear surely and take place.
The upper end of the plugging block is arranged to be in a cone structure, so that compressed air can extrude the plugging block and smoothly enter the transition gap; and the structure that still is provided with spacing groove and gag lever post among this device can restrict reciprocating of sprue, makes it can only reciprocate, and the condition of rocking about can not appearing, and the precision is more accurate, makes its positive direction kick-back after can compressing, rational in infrastructure.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (5)
1. The utility model provides a compression check valve body structure which characterized in that: comprises an upper valve seat (1) and a lower valve seat (2) which are arranged on the inner wall of a machine body; the middle parts of the upper valve seat (1) and the lower valve seat (2) are integrally installed through a middle shaft (3), a transition gap (4) for compressed air is arranged between the upper valve seat (1) and the lower valve seat (2), an upper air passage (5) is correspondingly arranged on the upper valve seat (1), a lower air passage (6) is correspondingly arranged on the lower valve seat (2), the upper air passage (5) and the lower air passage (6) are arranged in a staggered mode at intervals, a concave pipe (7) is arranged at the lower end part of the upper air passage (5) in a downward extending mode, the upper end of the concave pipe (7) is of a tubular structure, the bottom end of the concave pipe is of a solid structure, the bottom of the concave pipe is correspondingly and fixedly installed on the lower valve seat (2), the upper air passage (5) is correspondingly communicated with an upper pipe orifice of the concave pipe (7), and; an air vent (8) is further arranged at the upper-end pipe orifice of the concave pipe (7), a jacking spring (9) is further mounted at the lower-end solid part of the concave pipe (7), a blocking block (10) is further mounted at the end part of the jacking spring (9), and the pipe orifice and the air passage can be completely blocked by matching the outer diameter of the blocking block (10) with the inner diameter of the upper air passage (5) and the inner diameter of the concave pipe (7); the original position of the block (10) is higher than the vent hole (8) under the action of the jacking spring (9).
2. A compression-type check valve body structure according to claim 1, wherein: the solid part of the lower end of the concave pipe (7) is also provided with a limiting groove (11) which is sunken downwards, a limiting rod (12) is correspondingly arranged in the limiting groove (11), and the limiting rod (12) extends upwards and is fixedly arranged at the lower end part of the blocking block (10).
3. A compression-type check valve body structure according to claim 1, wherein: the upper end of the plugging block (10) is correspondingly set to be a cone structure, the lower end of the plugging block is correspondingly set to be a cylinder structure, and a sealing friction pad can be correspondingly arranged on the side wall of the plugging block (10).
4. A compression-type check valve body structure according to claim 2, wherein: the limiting grooves (11) and the limiting rods (12) on the solid part of the lower end of the concave pipe (7) are arranged at the central position of the concave pipe, and the jacking springs (9) are annularly arranged in three positions by taking the limiting grooves (11) as the center and are uniformly arranged at intervals.
5. A compression-type check valve body structure according to claim 1, wherein: at least one air port (8) is arranged on each of two sides of the upper end pipe orifice of the concave pipe (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922365779.8U CN211202243U (en) | 2019-12-25 | 2019-12-25 | Compression type one-way valve body structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922365779.8U CN211202243U (en) | 2019-12-25 | 2019-12-25 | Compression type one-way valve body structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211202243U true CN211202243U (en) | 2020-08-07 |
Family
ID=71852228
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922365779.8U Expired - Fee Related CN211202243U (en) | 2019-12-25 | 2019-12-25 | Compression type one-way valve body structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211202243U (en) |
-
2019
- 2019-12-25 CN CN201922365779.8U patent/CN211202243U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200807 Termination date: 20201225 |