CN214145786U - Elastic rubber sleeve type water pump - Google Patents
Elastic rubber sleeve type water pump Download PDFInfo
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- CN214145786U CN214145786U CN202022116814.5U CN202022116814U CN214145786U CN 214145786 U CN214145786 U CN 214145786U CN 202022116814 U CN202022116814 U CN 202022116814U CN 214145786 U CN214145786 U CN 214145786U
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- rubber sleeve
- sleeve cup
- check valve
- pipe body
- water pump
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Abstract
An elastic rubber sleeve type water pump comprises a shell, a motor, a crank connecting rod mechanism, an elastic rubber sleeve cup, a rubber sleeve cup top fixing ring, a rubber sleeve cup bottom mounting part, a water inlet one-way valve and a water outlet one-way valve component, wherein a pump liquid cavity, a driving cavity and a motor cavity are sequentially formed in the shell from top to bottom, the motor is mounted in the motor cavity, the crank connecting rod mechanism is mounted in the driving cavity, the cross section of the elastic rubber sleeve cup is U-shaped, the bottom of the U-shaped is connected with the rubber sleeve cup bottom mounting part, the rubber sleeve cup bottom mounting part is connected with the crank connecting rod mechanism, the top end of the elastic rubber sleeve cup is fixedly mounted in the pump liquid cavity through the rubber sleeve cup top fixing ring, the elastic rubber sleeve cup and the rubber sleeve cup bottom mounting part are integrally formed into a pump body, abrasion of impurities existing in the liquid of the water pump in the using process to a piston component is avoided, and the sealing performance is reduced, the problems of water leakage, short service life and the like can be caused after long-term use, the stretching stroke of the elastic rubber sleeve is large enough, the generated vacuum degree is larger, and the water pressure is stronger.
Description
Technical Field
The utility model relates to a water pump technical field, in particular to elasticity gum cover formula water pump, especially a towards tooth ware water pump.
Background
The water pump in the prior art is roughly divided into a centrifugal type water pump and a positive displacement type water pump, the centrifugal type water pump is difficult to generate vacuum under normal conditions, liquid can be extracted only under the premise of specific conditions, the positive displacement type water pump can generate vacuum degree, but the liquid entering the cylinder body can have impurities to abrade a piston part, so that the sealing performance is reduced, and the problems of water leakage, low service life, low water pressure and the like can be caused after the water pump is used for a long time.
SUMMERY OF THE UTILITY MODEL
The utility model provides an elasticity gum cover formula water pump to solve at least one above-mentioned technical problem.
In order to solve the above problem, as an aspect of the present invention, there is provided an elastic rubber sleeve type water pump, including: a shell, a motor, a crank connecting rod mechanism, an elastic rubber sleeve cup, a rubber sleeve cup top fixing ring, a rubber sleeve cup bottom mounting piece, a water inlet one-way valve and a water outlet one-way valve component, a pump liquid cavity, a driving cavity and a motor cavity are sequentially formed in the shell from top to bottom, the motor is arranged in the motor cavity, the crank connecting rod mechanism is arranged in the driving cavity, the section of the elastic rubber sleeve cup is U-shaped, the U-shaped bottom is connected with the rubber sleeve cup bottom mounting piece which is connected with the crank connecting rod mechanism, the top end of the elastic rubber sleeve cup is fixedly arranged in the pump liquid cavity through a fixed ring at the top of the rubber sleeve cup, the water inlet check valve and the water outlet check valve component are installed on one side, far away from the elastic rubber sleeve cup, of the pump liquid cavity, and the motor drives the crank connecting rod mechanism to change the volume inside the U shape.
Preferably, the elastic rubber sleeve cup comprises a ring-shaped peripheral wall and a bottom wall connected with the bottom end edge of the peripheral wall in a sealing mode.
Preferably, a sealing ring with a C-shaped cross section is protrudingly formed on the top outer side wall of the peripheral wall, and a part of the rubber sleeve cup top fixing ring is clamped in the sealing ring.
Preferably, the rubber sleeve top fixing ring comprises a ring body and a radial protrusion which are connected with each other, the ring body and the radial protrusion are vertically connected, the ring body is arranged in the sealing ring, and the radial protrusion extends outwards from an opening in the circumferential direction of the sealing ring.
Preferably, the bottom wall of the elastic rubber sleeve cup is formed with a sealing element with an L-shaped cross section in a downward protruding mode, an annular sealing groove is formed in the mounting piece at the bottom of the rubber sleeve cup, and the edge of the sealing element wraps the top of the mounting piece at the bottom of the rubber sleeve cup and is clamped into the annular sealing groove.
Preferably, the crank link mechanism includes crown gear eccentric wheel, gear shaft, connecting rod and connecting rod axle, the output of motor pass through the gear with crown gear eccentric wheel meshes, crown gear eccentric wheel pass through gear shaft pivot ground is installed in the casing, the one end of connecting rod with crown gear eccentric wheel's eccentric output part is connected, the other end of connecting rod pass through the connecting rod axle with rubber set cup bottom installation spare pivot ground is connected.
Preferably, the elastic rubber sleeve type water pump further comprises a switching part, wherein the switching part comprises a first pipe body, a second pipe body and a third pipe body which are sequentially connected from top to bottom, the diameter of the first pipe body and the diameter of the third pipe body are both larger than the diameter of the second pipe body, the diameter of the first pipe body is smaller than the diameter of the third pipe body, and the lower end face of the third pipe body is pressed tightly against the radial protruding block.
Preferably, the outlet check valve assembly is installed on a circumferential side wall of the first pipe body, and the inlet check valve is installed in the second pipe body.
Preferably, go out water check valve subassembly includes one-way water duckbill valve, play water check valve and nozzle sealing washer, the lower extreme of going out water check valve will one-way water duckbill valve compresses tightly the bottom terminal surface department of first body, the circumference lateral wall of play water check valve pass through a water check valve subassembly O shape sealing washer with the inner wall sealing connection of first body, the nozzle sealing washer is installed the keeping away from of play water check valve one-way water duckbill valve's one end.
Preferably, a water inlet check valve O-shaped sealing ring is mounted on the circumferential side wall of the water inlet check valve.
Since the technical scheme is used, the utility model discloses an elasticity rubber sleeve cup and the pump body of rubber sleeve cup bottom installed part integrated into one piece have solved the impurity that the water pump exists in the use liquid and to the wearing and tearing of piston part, cause the sealing performance to descend, use for a long time and can produce and leak, life-span low scheduling problem to elasticity rubber sleeve stretching stroke is enough big, and the vacuum of production is bigger, and water pressure is stronger.
Drawings
Fig. 1 schematically shows the overall structure of the present invention;
figure 2 schematically shows an exploded view of the invention;
figure 3 schematically shows a cross-sectional view one of the present invention;
fig. 4 schematically shows a second cross-sectional view of the invention.
Reference numbers in the figures: 1. a housing; 2. a motor; 3. an elastic rubber sleeve cup; 4. a fixing ring is arranged at the top of the rubber sleeve cup; 5. a rubber sleeve cup bottom mounting member; 6. a water inlet one-way valve; 7. a water outlet check valve assembly; 8. a seal ring; 9. a ring body; 10. a radial projection; 11. a seal member; 12. crown gear eccentric wheels; 13. a gear shaft; 14. a connecting rod; 15. a link shaft; 16. a gear; 17. an eccentric output section; 18. a switching part; 19. a first pipe body; 20. a second tube body; 21. a third tube; 22. a one-way water outlet duckbill valve; 23. a water outlet one-way valve; 24. a nozzle seal ring; 25. the water outlet check valve component is provided with an O-shaped sealing ring; 26. an O-shaped sealing ring of the water inlet one-way valve; 27. and (4) opening.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.
As an aspect of the utility model, a provide an elasticity gum cover formula water pump, include: the water inlet check valve comprises a shell 1, a motor 2, a crank connecting rod mechanism, an elastic rubber sleeve cup 3, a rubber sleeve cup top fixing ring 4, a rubber sleeve cup bottom mounting part 5, a water inlet check valve 6 and a water outlet check valve component 7, wherein a pump liquid cavity, a driving cavity and a motor cavity are sequentially formed in the shell 1 from top to bottom, the motor 2 is installed in the motor cavity, the crank connecting rod mechanism is installed in the driving cavity, the section of the elastic rubber sleeve cup 3 is U-shaped, the bottom of the U-shaped is connected with the rubber sleeve cup bottom mounting part 5, the rubber sleeve cup bottom mounting part 5 is connected with the crank connecting rod mechanism, the top end of the elastic rubber sleeve cup 3 is fixedly installed in the pump liquid cavity through the rubber sleeve cup top fixing ring 4, the water inlet check valve 6 and the water outlet check valve component 7 are installed on one side of the pump liquid cavity far away from the elastic rubber sleeve cup 3, the motor 2 changes the volume of the inside of the U-shape through the crank-link mechanism.
When the device works, the liquid inlet pipeline is connected with the water inlet one-way valve 6, and the liquid outlet pipeline is connected with the water outlet one-way valve assembly 7. When the motor 2 starts to work, the rubber sleeve cup bottom mounting piece 5 is driven to reciprocate up and down in the pump liquid cavity. The utility model discloses in, the upper end of elasticity rubber sleeve cup 3 is passed through the solid fixed ring 4 of rubber sleeve cup top and is fixed, and the lower extreme is connected with rubber sleeve cup bottom installed part 5, and consequently, the up-and-down motion of rubber sleeve cup bottom installed part 5 will make elasticity rubber sleeve cup 3 elongated or resume shorter initial condition to produce volumetric change, so that liquid is through the pump sap cavity of intaking 6 suction pumps of check valve subassembly, then is pumped the pump sap cavity by play water check valve subassembly 7 again.
Since the technical scheme is used, the utility model discloses an elasticity rubber sleeve cup 3 and the 5 integrated into one piece's of rubber sleeve cup bottom installed part the pump body has solved the impurity that the water pump exists in the use liquid and to the wearing and tearing of piston part, causes the sealing performance to descend, uses for a long time and can produce and leak, the low scheduling problem of life-span to the tensile stroke of elasticity rubber sleeve is enough big, and the vacuum of production is bigger, and water pressure is stronger.
Preferably, the elastic rubber sleeve 3 comprises a ring-shaped peripheral wall and a bottom wall which is connected with the bottom end edge of the peripheral wall in a sealing way. Preferably, a sealing ring 8 with a C-shaped section is protrusively formed on the top outer side wall of the peripheral wall, and a part of the rubber sleeve cup top fixing ring 4 is caught in the sealing ring 8.
Preferably, the rubber sleeve top fixing ring 4 comprises a ring body 9 and a radial protrusion 10 which are connected with each other, the ring body 9 and the radial protrusion 10 are vertically connected, the ring body 9 is arranged in the sealing ring 8, and the radial protrusion 10 extends outwards from an opening 27 on the circumferential direction of the sealing ring 8.
Preferably, the bottom wall of the elastic rubber sleeve cup 3 is formed with a sealing element 11 with an L-shaped cross section in a downward protruding manner, an annular sealing groove is formed on the rubber sleeve cup bottom mounting element 5, and the edge of the sealing element 11 wraps the top of the rubber sleeve cup bottom mounting element 5 and is clamped into the annular sealing groove.
Preferably, the crank-link mechanism comprises a crown gear eccentric 12, a gear shaft 13, a link 14 and a link shaft 15, the output end of the motor 2 is meshed with the crown gear eccentric 12 through a gear 16, the crown gear eccentric 12 is pivotally mounted in the housing 1 through the gear shaft 13, one end of the link 14 is connected with an eccentric output part 17 of the crown gear eccentric 12, and the other end of the link 14 is pivotally connected with the rubber sleeve bottom mounting part 5 through the link shaft 15.
Preferably, the elastic rubber sleeve type water pump further comprises an adapter 18, the adapter 18 comprises a first pipe body 19, a second pipe body 20 and a third pipe body 21 which are sequentially connected from top to bottom, wherein the diameter of the first pipe body 19 and the diameter of the third pipe body 21 are both larger than the diameter of the second pipe body 20, the diameter of the first pipe body 19 is smaller than the diameter of the third pipe body 21, and the lower end face of the third pipe body 21 presses the radial protrusion 10.
Preferably, the outlet check valve assembly 7 is mounted on the circumferential side wall of the first tube 19, and the inlet check valve 6 is mounted in the second tube 20.
Preferably, go out water check valve subassembly 7 and include one-way water duckbill valve 22, play water check valve 23 and nozzle sealing washer 24 of going out, the lower extreme of going out water check valve 23 will one-way water duckbill valve 22 compresses tightly the bottom terminal surface department of first body 19, the circumference lateral wall of going out water check valve 23 through go out water check valve subassembly O shape sealing washer 25 with the inner wall sealing connection of first body 19, nozzle sealing washer 24 is installed the one end of keeping away from of going out water check valve 23 one-way water duckbill valve 22.
Preferably, a water inlet check valve O-shaped sealing ring 26 is installed on the circumferential side wall of the water inlet check valve 6.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. An elastic rubber sleeve type water pump is characterized by comprising: casing (1), motor (2), crank link mechanism, elasticity rubber sleeve cup (3), the solid fixed ring in rubber sleeve cup top (4), rubber sleeve cup bottom installed part (5), the check valve subassembly (7) of intaking (6) and play water, pump sap cavity, drive chamber and motor chamber have been formed with from top to bottom in proper order in casing (1), install motor (2) in the motor chamber, crank link mechanism installs the drive intracavity, the cross-section of elasticity rubber sleeve cup (3) is the U-shaped, the bottom of U-shaped with rubber sleeve cup bottom installed part (5) are connected, rubber sleeve cup bottom installed part (5) with crank link mechanism connects, the top of elasticity rubber sleeve cup (3) is passed through the solid fixed ring in rubber sleeve cup top (4) fixed mounting in the pump sap cavity, keeping away from of pump sap cavity install one side of elasticity rubber sleeve cup (3) the check valve (6) of intaking and play water are installed to one side A one-way valve assembly (7), the motor (2) changing the volume of the U-shaped interior through the crank-link mechanism.
2. An elastic rubber boot water pump according to claim 1, characterized in that the elastic rubber boot cup (3) comprises an annular peripheral wall and a bottom wall sealingly connected to a bottom end edge of the peripheral wall.
3. The elastic gum cover type water pump according to claim 2, wherein a sealing ring (8) having a C-shaped cross section is protrudingly formed on the top outer side wall of the peripheral wall, and a part of the rubber sleeve cup top fixing ring (4) is caught in the sealing ring (8).
4. The elastic gum cover type water pump according to claim 3, wherein the rubber cup top fixing ring (4) comprises a ring body (9) and a radial protrusion (10) which are connected with each other, the ring body (9) and the radial protrusion (10) are vertically connected, the ring body (9) is arranged in the sealing ring (8), and the radial protrusion (10) is extended outwards from an opening (27) in the circumferential direction of the sealing ring (8).
5. The elastic rubber sleeve type water pump according to claim 3, wherein a sealing member (11) with an L-shaped cross section is formed at the bottom wall of the elastic rubber sleeve cup (3) in a downward protruding manner, an annular sealing groove is formed on the rubber sleeve cup bottom mounting member (5), and the edge of the sealing member (11) wraps the top of the rubber sleeve cup bottom mounting member (5) and then is clamped into the annular sealing groove.
6. The elastic gum water pump according to claim 5, wherein the crank-link mechanism comprises a crown gear eccentric (12), a gear shaft (13), a link (14) and a link shaft (15), the output end of the motor (2) is engaged with the crown gear eccentric (12) through a gear (16), the crown gear eccentric (12) is pivotably mounted in the housing (1) through the gear shaft (13), one end of the link (14) is connected with an eccentric output (17) of the crown gear eccentric (12), and the other end of the link (14) is pivotably connected with the rubber sleeve bottom mounting member (5) through the link shaft (15).
7. The elastic gum cover type water pump according to claim 4, further comprising an adapter part (18), wherein the adapter part (18) comprises a first pipe body (19), a second pipe body (20) and a third pipe body (21) which are sequentially connected from top to bottom, the diameter of the first pipe body (19) and the diameter of the third pipe body (21) are both larger than the diameter of the second pipe body (20), the diameter of the first pipe body (19) is smaller than the diameter of the third pipe body (21), and the lower end face of the third pipe body (21) is pressed against the radial protrusion block (10).
8. An elastomeric water pump according to claim 7, characterized in that said outlet check valve assembly (7) is mounted on the circumferential side wall of said first body (19) and said inlet check valve (6) is mounted in said second body (20).
9. The elastic rubber boot type water pump according to claim 8, wherein the water outlet check valve assembly (7) comprises a check water outlet duckbill valve (22), a water outlet check valve (23) and a nozzle sealing ring (24), the lower end of the water outlet check valve (23) presses the check water outlet duckbill valve (22) against the bottom end face of the first pipe body (19), the circumferential side wall of the water outlet check valve (23) is connected with the inner wall of the first pipe body (19) in a sealing manner through a water outlet check valve assembly O-shaped sealing ring (25), and the nozzle sealing ring (24) is installed at one end, far away from the check water outlet duckbill valve (22), of the water outlet check valve (23).
10. The elastic rubber sleeve type water pump according to claim 8, wherein the circumferential side wall of the water inlet check valve (6) is provided with a water inlet check valve O-shaped sealing ring (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022116814.5U CN214145786U (en) | 2020-09-23 | 2020-09-23 | Elastic rubber sleeve type water pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022116814.5U CN214145786U (en) | 2020-09-23 | 2020-09-23 | Elastic rubber sleeve type water pump |
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| Publication Number | Publication Date |
|---|---|
| CN214145786U true CN214145786U (en) | 2021-09-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022116814.5U Active CN214145786U (en) | 2020-09-23 | 2020-09-23 | Elastic rubber sleeve type water pump |
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| CN (1) | CN214145786U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114278555A (en) * | 2021-12-27 | 2022-04-05 | 东莞市盛载电子科技有限公司 | Pressure-boosting energy-saving water pump |
-
2020
- 2020-09-23 CN CN202022116814.5U patent/CN214145786U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114278555A (en) * | 2021-12-27 | 2022-04-05 | 东莞市盛载电子科技有限公司 | Pressure-boosting energy-saving water pump |
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