CN207212629U - A kind of check valve of air pump - Google Patents
A kind of check valve of air pump Download PDFInfo
- Publication number
- CN207212629U CN207212629U CN201721093813.5U CN201721093813U CN207212629U CN 207212629 U CN207212629 U CN 207212629U CN 201721093813 U CN201721093813 U CN 201721093813U CN 207212629 U CN207212629 U CN 207212629U
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- fixedly connected
- air pump
- outside
- check valve
- spring
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Abstract
The utility model discloses a kind of check valve of air pump, including upper connector, the outside of the upper inside wall closing connection counterpart of the upper connector, the internal slide installation tapered plug of the counterpart, in the middle part of the lower end of the upper end adhesive rubber plectane of the tapered plug, the lower end of first spring is fixedly connected with the inside lower end of cylinder part, and the top of the right angle plate passes through hole activity installation inserted link, the upper end of the column piece is fixedly connected in the middle part of the lower end of turbofan, and the flabellum of the turbofan is uniformly pasted with flat thin magnet.Any one of tapered plug or ball air-tightness deficiency, another can still ensure that the check valve of the air pump uses, be advantageous to long-term use, when gas enters upper connector from lower connector, gas drives turbofan to rotate so that the iron filings in flat thin magnet uniform adsorption gas on turbofan, external screw thread abjection internal thread, the convenient iron filings removed on turbofan, then cause the gas of air pump discharge more added with quality.
Description
Technical field
Check valve technical field is the utility model is related to, specially a kind of check valve of air pump.
Background technology
Air pump check valve is that gas can only can not but flow back along air inlets flow, gas outlet, is commonly called as check valve, check valve is again
Claim check-valves or non-return valve, for preventing compressed air reverse flow in pneumatic system.
But the check valve internals of existing air pump is excessively simple and unreliable, one group of gas shutoff component only can be used,
Be unfavorable for long-term use, and the iron filings for having some tiny are blended in inside gas more in air pump, once ventilation, will band tap a blast furnace
Bits, into elsewhere so that air-pump inflating quality reduces.
Utility model content
The purpose of this utility model is to provide a kind of check valve of air pump, asked with solve to propose in above-mentioned background technology
Topic.
To achieve the above object, the utility model provides following technical scheme：A kind of check valve of air pump, including above connect
Body, the outside of the upper inside wall closing connection counterpart of the upper connector, the internal slide installation tapered plug of the counterpart are described
In the middle part of the lower end of the upper end adhesive rubber plectane of tapered plug, movable post, the movable post are fixedly connected with the middle part of the lower end of the tapered plug
The middle part of bushing is movably arranged on by circular hole, the lower end of the movable post is fixedly connected with the upper center of cock body, the cock body
Lower end be fixedly connected with the upper end of the first spring, the lower end of first spring is fixedly connected with the inside lower end of cylinder part, it is described on
The lower outside of junctor is arranged on by external screw thread spiral in the upper internal threaded of lower connector, top of the lower connector or so two
Side is fixedly connected with the interior corresponding end of right angle plate, and inserted link is installed in the top of the right angle plate by hole activity, the inserted link
Outer corresponding end is fixedly connected in the middle part of the interior corresponding end of plectane, and the inner side of annulus is fixedly connected with the middle part of the outer corresponding end of the plectane,
Second spring is cased with the outside of the outer correspondence portion of the inserted link, the inserted link is movably arranged on the middle part of riser by jack, described
The lower end of riser is fixedly connected with respective side outside the upper end of pressing plate, the upper end of the lower slide connection rubber lid of the pressing plate.
Preferably, the outside of the middle part inwall closing connection circle external member of the lower connector, the lower inside of the round external member
The left and right sides is fixedly connected with the outer corresponding end of connecting rod, and the interior corresponding end of the connecting rod is fixedly connected with middle part of ring or so two
Side, the ring are rotatablely installed column piece, and baffle plate is fixedly mounted in the top and the bottom of the column piece, and the upper end of the column piece is fixedly connected with whirlpool
In the middle part of the lower end of fan, the flabellum of the turbofan is uniformly pasted with flat thin magnet.
Preferably, the outside of the lower inner wall closing connection column piece of the lower connector, the middle part of the column piece are provided with cone chamber,
The lower slide of the cone chamber connects the sidepiece of ball, and the lower end of elevating lever, the lifting are fixedly connected with the upside of the eyeball
Bar is slidably mounted on the middle part of plectane by circular hole, and the outer rim of the plectane is provided with leakage hole, and the upper end of the elevating lever is fixed
In the middle part of the lower end for connecting limiting plate, the lower end of the limiting plate is fixedly connected with the upper end of the 3rd spring.
Preferably, the middle part inwall of the outside closing connection upper connector of the bushing.
Preferably, the upper end of the cylinder part is fixedly connected in the middle part of the lower end of bushing.
Preferably, the pressing plate is fixedly mounted on the lower outside of upper connector, and the bottom of upper connector is cased with rubber lid.
Preferably, the interior corresponding end of the second spring is fixedly connected with corresponding end outside the top of right angle plate, second spring
Outer corresponding end be fixedly connected with the interior corresponding end of plectane.
Preferably, the outside of the upper inside wall closing connection plectane of the cone chamber, the upper end of plectane is fixedly connected with the 3rd bullet
The lower end of spring, upper outside of the 3rd spring housing in elevating lever.
Compared with prior art, the beneficial effects of the utility model are：The check valve of the air pump, when lower connector connects air pump
Escape pipe when, ball is jacked up upwards, and the 3rd spring is stretched, and gas jacks up tapered plug, and the first spring is stretched, you can from upper
Junctor discharges any one air-tightness deficiency of the gas of air pump, tapered plug or ball, and another can still ensure the unidirectional of the air pump
Valve uses, and is advantageous to long-term use, and when gas enters upper connector from lower connector, gas drives turbofan to rotate so that on turbofan
Iron filings in flat thin magnet uniform adsorption gas, inserted link abjection jack, external screw thread abjection internal thread, the convenient iron removed on turbofan
Bits, then cause the gas of air pump discharge more added with quality.
Brief description of the drawings
Fig. 1 is main view cut-away illustration of the present utility model；
Fig. 2 is partial enlargement structural representation of the present utility model.
In figure：1 upper connector, 2 counterparts, 3 tapered plugs, 4 rubber circular plates, 5 movable posts, 6 bushings, 7 cock bodys, 8 first springs, 9
Cylinder part, 10 external screw threads, 11 lower connectors, 12 internal threads, 13 right angle plates, 14 inserted links, 15 plectanes, 16 annulus, 17 second springs,
18 jacks, 19 risers, 20 pressing plates, 21 rubber lids, 22 circle external members, 23 connecting rods, 24 rings, 25 column pieces, 26 baffle plates, 27 whirlpools
Fan, 28 flat thin magnets, 29 column pieces, 30 cone chambers, 31 balls, 32 elevating levers, 33 plectanes, 34 leakage holes, 35 limiting plates, 36 the 3rd bullets
Spring.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
In description of the present utility model, it is to be understood that term " longitudinal direction ", " transverse direction ", " on ", " under ", " preceding ",
The orientation or position relationship of the instruction such as " rear ", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer " be based on
Orientation shown in the drawings or position relationship, it is for only for ease of description the utility model, rather than instruction or the dress for implying meaning
Put or element there must be specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to the utility model
Limitation.
Fig. 1-2 is referred to, the utility model provides a kind of technical scheme：A kind of check valve of air pump, including upper connector 1,
The outside of the upper inside wall closing connection counterpart 2 of upper connector 1, the internal slide installation tapered plug 3 of counterpart 2, ensure that tapered plug 3
Closure, in the middle part of the lower end of the upper end adhesive rubber plectane 4 of tapered plug 3, the gas confining of tapered plug 3 is added, in the lower end of tapered plug 3
Portion is fixedly connected with movable post 5, and movable post 5 is movably arranged on the middle part of bushing 6 by circular hole, ensure that movable post 5 moves up and down
Stability, bushing 6 outside closing connection upper connector 1 middle part inwall, the lower end of movable post 5 is fixedly connected with the upper of cock body 7
End middle part, the lower end of cock body 7 are fixedly connected with the upper end of the first spring 8, and the lower end of the first spring 8 is fixedly connected with the inner side of cylinder part 9
Lower end, the upper end of cylinder part 9 are fixedly connected in the middle part of the lower end of bushing 6, and the lower outside of upper connector 1 is installed by the spiral of external screw thread 10
In the upper internal threaded 12 of lower connector 11, the interior correspondence of right angle plate 13 is fixedly connected with left and right sides of the top of lower connector 11
End, the top of right angle plate 13 install inserted link 14 by hole activity, ensure that the stability that inserted link 14 moves left and right, inserted link 14
Outer corresponding end is fixedly connected in the middle part of the interior corresponding end of plectane 15, and the interior of annulus 16 is fixedly connected with the middle part of the outer corresponding end of plectane 15
Side, the outer correspondence portion outside of inserted link 14 are cased with second spring 17, ensure that the flexible stability of second spring 17, second spring 17
Interior corresponding end be fixedly connected with corresponding end outside the top of right angle plate 13, the outer corresponding end of second spring 17 is fixedly connected with plectane 15
Interior corresponding end, inserted link 14 is movably arranged on the middle part of riser 19 by jack 18, and the lower end of riser 19 is fixedly connected with pressing plate 20
Upper end outside respective side, the upper end of the lower slide connection rubber lid 21 of pressing plate 20, rubber lid 21 is compressed by pressing plate 20,
So that upper connector 1 and lower connector 11 realize no gas leakage docking, pressing plate 20 is fixedly mounted on the lower outside of upper connector 1, and on connect
The bottom of body 1 is cased with rubber lid 21, and the middle part inwall closing connection of lower connector 11 justifies the outside of external member 22, justifies the interior of external member 22
The outer corresponding end of connecting rod 23 is fixedly connected with left and right sides of side lower part, the interior corresponding end of connecting rod 23 is fixedly connected in ring 24
At left and right sides of portion, ring 24 is rotatablely installed column piece 25, and baffle plate 26, the interior corresponding end of baffle plate 26 is fixedly mounted in the top and the bottom of column piece 25
Upper and lower side vertical distance with ring 24 is all 0.1 millimeter, ensure that the stability that turbofan 27 rotates, the upper end of column piece 25 is fixed
In the middle part of the lower end for connecting turbofan 27, the flabellum of turbofan 27 is uniformly pasted with flat thin magnet 28, and the lower inner wall closing of lower connector 11 connects
The outside of column piece 29 is connect, the middle part of column piece 29 is provided with cone chamber 30, the sidepiece of the lower slide connection ball 31 of cone chamber 30, ensure that
The closure that ball 31 coordinates with cone chamber 30, the upside of eyeball 31 are fixedly connected with the lower end of elevating lever 32, and elevating lever 32 passes through circle
Hole is slidably mounted on the middle part of plectane 33, ensure that the stability that elevating lever 32 moves up and down, and the outer rim of plectane 33 is provided with gas leakage
Hole 34, a diameter of 6 millimeters of leakage hole 34, meet that tiny iron filings pass through, the upper end of elevating lever 32 is fixedly connected with limiting plate 35
In the middle part of lower end, ensure that elevating lever 32 does not fall out plectane 33, the lower end of limiting plate 35 is fixedly connected with the upper end of the 3rd spring 36,
The outside of the upper inside wall closing connection plectane 33 of chamber 30 is bored, the upper end of plectane 33 is fixedly connected with the lower end of the 3rd spring 36, the
Three springs 36 are enclosed on the upper outside of elevating lever 32, ensure that the flexible stability of the 3rd spring 36.
The utility model is in the specific implementation：Air pump is opened, when lower connector 11 connects the escape pipe of air pump, the quilt of ball 31
Jack up upwards, the 3rd spring 36 is stretched, and gas enters in upper connector 1 from the middle part of circle external member 22, causes gas to jack up tapered plug
3, the first spring 8 is stretched, you can the gas of air pump is discharged from upper connector 1, when closing air pump, passes through returning for the 3rd spring 36
Contracting so that ball 31 blocks cone chamber 30 again, passes through the retraction of the first spring 8 so that tapered plug 3 blocks counterpart 2, tapered plug 3 or
Any one air-tightness deficiency of ball 31, another can still ensure that the check valve of the air pump uses, be advantageous to long-term use, when
Gas enters upper connector 1 from lower connector 11, turbofan 27 can be driven to rotate so that the uniform adsorption gas of flat thin magnet 28 on turbofan 27
Interior iron filings, pull out annulus 16 so that inserted link 14 deviates from jack 18, while second spring 17 is stretched, and turns clockwise
Upper connector 1 so that external screw thread 10 deviates from internal thread 12 so that upper connector 1 separates with lower connector 11, you can convenient to remove turbofan 27
On iron filings, then cause the gas of air pump discharge more added with quality, when inserted link 14 inserts jack 18, pass through second spring
17 so that inserted link 14 will not arbitrarily deviate from jack 18.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from principle of the present utility model and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (8)
1. a kind of check valve of air pump, including upper connector (1), it is characterised in that：The upper inside wall closing of the upper connector (1) connects
Connect the outside of counterpart (2), the internal slide installation tapered plug (3) of the counterpart (2), the upper end bonding rubber of the tapered plug (3)
In the middle part of the lower end of glue plectane (4), movable post (5) is fixedly connected with the middle part of the lower end of the tapered plug (3), the movable post (5) passes through
Circular hole is movably arranged on the middle part of bushing (6), and the lower end of the movable post (5) is fixedly connected with the upper center of cock body (7), described
The lower end of cock body (7) is fixedly connected with the upper end of the first spring (8), and the lower end of first spring (8) is fixedly connected with cylinder part (9)
Inside lower end, the lower outside of the upper connector (1) are arranged on spiral shell in the top of lower connector (11) by external screw thread (10) spiral
In line (12), the interior corresponding end of right angle plate (13), the right angle are fixedly connected with left and right sides of the top of the lower connector (11)
The top of plate (13) is fixedly connected with plectane (15) by hole activity installation inserted link (14), the outer corresponding end of the inserted link (14)
In the middle part of interior corresponding end, the inner side of annulus (16) is fixedly connected with the middle part of the outer corresponding end of the plectane (15), the inserted link (14)
Second spring (17) is cased with the outside of outer correspondence portion, the inserted link (14) is movably arranged in riser (19) by jack (18)
Portion, the lower end of the riser (19) are fixedly connected with respective side outside the upper end of pressing plate (20), and the lower slide of the pressing plate (20) connects
Connect the upper end of rubber lid (21).
A kind of 2. check valve of air pump according to claim 1, it is characterised in that：The middle part inwall of the lower connector (11)
The outside of closing connection circle external member (22), the lower inside left and right sides of the round external member (22) are fixedly connected with connecting rod (23)
Outer corresponding end, the interior corresponding end of the connecting rod (23) are fixedly connected at left and right sides of the middle part of ring (24), the ring (24)
Column piece (25) is rotatablely installed, baffle plate (26) is fixedly mounted in the top and the bottom of the column piece (25), and the upper end of the column piece (25) is fixed
In the middle part of the lower end for connecting turbofan (27), the flabellum of the turbofan (27) is uniformly pasted with flat thin magnet (28).
A kind of 3. check valve of air pump according to claim 1, it is characterised in that：The lower inner wall of the lower connector (11)
The outside of closing connection column piece (29), the middle part of the column piece (29) are provided with cone chamber (30), the lower slide of the cone chamber (30)
The sidepiece of ball (31) is connected, the lower end of elevating lever (32), the elevating lever (32) are fixedly connected with the upside of the ball (31)
The middle part of plectane (33) is slidably mounted on by circular hole, the outer rim of the plectane (33) is provided with leakage hole (34), the elevating lever
(32) upper end is fixedly connected in the middle part of the lower end of limiting plate (35), and the lower end of the limiting plate (35) is fixedly connected with the 3rd spring
(36) upper end.
A kind of 4. check valve of air pump according to claim 1, it is characterised in that：The outside closing of the bushing (6) connects
Connect the middle part inwall of junctor (1).
A kind of 5. check valve of air pump according to claim 1, it is characterised in that：The upper end of the cylinder part (9), which is fixed, to be connected
In the middle part of the lower end for connecing bushing (6).
A kind of 6. check valve of air pump according to claim 1, it is characterised in that：The pressing plate (20) is fixedly mounted on
The lower outside of junctor (1), and the bottom of upper connector (1) is cased with rubber lid (21).
A kind of 7. check valve of air pump according to claim 1, it is characterised in that：The interior correspondence of the second spring (17)
End is fixedly connected with corresponding end outside the top of right angle plate (13), and the outer corresponding end of second spring (17) is fixedly connected with plectane (15)
Interior corresponding end.
A kind of 8. check valve of air pump according to claim 3, it is characterised in that：The upper inside wall envelope of the cone chamber (30)
The outside of connection plectane (33) is closed, the upper end of plectane (33) is fixedly connected with the lower end of the 3rd spring (36), the 3rd spring (36) set
Upper outside in elevating lever (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721093813.5U CN207212629U (en) | 2017-08-30 | 2017-08-30 | A kind of check valve of air pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721093813.5U CN207212629U (en) | 2017-08-30 | 2017-08-30 | A kind of check valve of air pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207212629U true CN207212629U (en) | 2018-04-10 |
Family
ID=61825739
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721093813.5U Active CN207212629U (en) | 2017-08-30 | 2017-08-30 | A kind of check valve of air pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207212629U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110608155A (en) * | 2019-10-30 | 2019-12-24 | 绍兴集知汇信息科技有限公司 | Piston type air compressor |
| WO2021073225A1 (en) * | 2019-10-18 | 2021-04-22 | 铂科冷链技术(苏州)有限公司 | Air valve for direct-current variable-frequency compressor unit |
-
2017
- 2017-08-30 CN CN201721093813.5U patent/CN207212629U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021073225A1 (en) * | 2019-10-18 | 2021-04-22 | 铂科冷链技术(苏州)有限公司 | Air valve for direct-current variable-frequency compressor unit |
| CN110608155A (en) * | 2019-10-30 | 2019-12-24 | 绍兴集知汇信息科技有限公司 | Piston type air compressor |
| CN110608155B (en) * | 2019-10-30 | 2020-06-02 | 浙江美洲豹工贸有限公司 | Piston type air compressor |
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