CN211549943U - Durable diaphragm water pump - Google Patents
Durable diaphragm water pump Download PDFInfo
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- CN211549943U CN211549943U CN201922362259.1U CN201922362259U CN211549943U CN 211549943 U CN211549943 U CN 211549943U CN 201922362259 U CN201922362259 U CN 201922362259U CN 211549943 U CN211549943 U CN 211549943U
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- friction portion
- diaphragm
- water pump
- pars contractilis
- cavity
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Abstract
The utility model provides a durable type diaphragm pump. Including motor, cylinder body, upper cover and lower cover, be provided with the cavity that supplies diaphragm mechanism to move in the cylinder body, the motor setting is at the lower cover tail end to be connected with the connecting rod through drive mechanism, diaphragm mechanism including friction portion and pars contractilis, wherein friction portion is annular piston structural installation in the cavity, and the inside cavity of friction portion, pars contractilis connect and drive the activity of friction portion, pars contractilis is the flexible seal structure of a compression cylinder formula, its one end of being connected with friction portion is the opening, and open-ended edge and friction portion sealing connection, the other one end of pars contractilis is provided with the apron, is connected with the connecting rod through the apron. The utility model discloses water pump simple structure has changed rubber diaphragm structure commonly used, has improved its stand wear and tear degree, and then has improved the life of water pump.
Description
Technical Field
The utility model relates to a water pump technical field, more specifically the utility model relates to a durable type diaphragm pump.
Background
The diaphragm water pump is an industrial product widely applied to daily life in the market, such as a coffee machine, a water dispenser, a water purifier, a floor/carpet cleaning machine and the like, and has various types and styles, because the diaphragm water pump has small size, excellent performance and low cost, the diaphragm water pump tends to replace an electromagnetic water pump gradually.
However, the service life of the micro water pump on the market is generally within 500H, and the performance requirement of a high-end market cannot be met. The rubber diaphragm is mainly caused by friction with the inner cavity wall of the cylinder body for a long time, so that the performance of the rubber diaphragm can be influenced, and the service life of the diaphragm water pump is further influenced.
Therefore, the rubber partition needs to be researched and improved to develop a product with ultra-long service life, and the service life of the original product is delayed by more than 100%.
Disclosure of Invention
In order to overcome the defects of the prior art, the utility model provides a simple structure changes rubber diaphragm structure commonly used, improves its stand wear and tear degree, and then improves the durable type diaphragm water pump of the life of water pump.
The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a durable type diaphragm water pump, is provided with the cavity that supplies diaphragm mechanism motion in the cylinder body including motor, cylinder body, upper cover and lower cover, the motor setting is at the lower cover tail end to be connected with the connecting rod through drive mechanism, a serial communication port, diaphragm mechanism including friction portion and pars contractilis, wherein friction portion is annular piston structural installation in the cavity, and the inside cavity of friction portion, pars contractilis connect and drive the activity of friction portion, pars contractilis is the flexible seal structure of a compression cylinder formula, its one end of being connected with friction portion is the opening, and open-ended edge and friction portion sealing connection, the other one end of pars contractilis provided with the apron, is connected with the connecting rod through the apron.
In the above scheme, a valve plate is arranged above the diaphragm mechanism, and a water inlet hole and a water outlet hole are formed in the valve plate.
In the above scheme, the upper cover is further provided with a water inlet nozzle and a water outlet nozzle, and the water inlet nozzle and the water outlet nozzle are respectively communicated with the water inlet hole and the water outlet hole.
In the scheme, the center of the cover plate is provided with a through hole, the inner wall of the cover plate is provided with a sealing rubber pad, and the connecting rod penetrates through the through hole from the outer wall to be connected with the sealing rubber pad and clamps the cover plate tightly.
In the above scheme, the side wall of the telescopic part is of a corrugated compressible structure, and a gap is reserved between the side wall of the telescopic part and the cavity of the cylinder body, so that friction is not directly generated.
The utility model discloses a principle reforms transform traditional rubber diaphragm structure, changes the traditional mode that rubber diaphragm and cavity directly rubbed, sets up dedicated annular piston as friction portion, and flexible pars contractilis when playing sealed effect, not with cavity direct friction, can improve life greatly.
The utility model has the advantages that:
the utility model discloses water pump simple structure has changed rubber diaphragm structure commonly used, has improved its stand wear and tear degree, and then has improved the life of water pump.
Drawings
FIG. 1 is an overall structure diagram of an embodiment of the present invention
FIG. 2 is the overall structure diagram of the diaphragm mechanism of the embodiment of the present invention
FIG. 3 is a sectional view of the friction part of the diaphragm mechanism according to the embodiment of the present invention
In the figure, a motor 1, a cylinder body 2, an upper cover 3, a lower cover 4, a connecting rod 5, a friction part 6, a telescopic part 7,
8 cover plates, 9 sealing rubber pads, 10 valve plates, 11 water inlet holes, 12 water outlet holes, 13 water inlet nozzles,
14 water outlet nozzle.
Detailed Description
The present invention will be further explained with reference to the drawings and examples.
The conception, the specific structure, and the technical effects produced by the present invention will be clearly and completely described below in conjunction with the embodiments and the accompanying drawings to fully understand the objects, the features, and the effects of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and other embodiments obtained by those skilled in the art without inventive labor based on the embodiments of the present invention all belong to the protection scope of the present invention. In addition, all the connection/connection relations referred to in the patent do not mean that the components are directly connected, but mean that a better connection structure can be formed by adding or reducing connection auxiliary components according to specific implementation conditions. The utility model discloses each technical feature in the creation can the interactive combination under the prerequisite that does not contradict conflict each other.
Referring to fig. 1, 2 and 3, a durable diaphragm water pump according to an embodiment of the present invention includes a motor 1, a cylinder 2, an upper cover 3 and a lower cover 4, a chamber for movement of a diaphragm mechanism is provided in the cylinder 2, the motor 1 is provided at the tail end of the lower cover 4 and is connected to a connecting rod 5 through a transmission mechanism, the diaphragm mechanism includes a friction portion 6 and a telescopic portion 7, wherein the friction portion 6 is an annular piston structure installed in the chamber, the friction portion 6 is hollow inside, the telescopic portion 7 is connected to and drives the friction portion 6 to move, the telescopic portion 7 is a compression cylinder type flexible sealing structure, the side wall of the telescopic portion is a corrugated compressible structure, a gap is reserved between the side wall of the telescopic portion 7 and the chamber of the cylinder and does not directly generate friction, the end of the telescopic portion 7 connected to the friction portion 6 is an opening, the edge of the opening is hermetically connected to the friction portion 6, the other end of the telescopic portion 7 is provided with, the center of the cover plate 8 is provided with a through hole, the inner wall of the cover plate 8 is provided with a sealing rubber pad 9, and the connecting rod 5 penetrates through the through hole from the outer wall to be connected with the sealing rubber pad 9 and tightly clamps the cover plate 8.
In this embodiment, a valve plate 10 is disposed above the diaphragm mechanism, and a water inlet hole 11 and a water outlet hole 12 are disposed on the valve plate 10. The upper cover 3 is also provided with a water inlet nozzle 13 and a water outlet nozzle 14, and the water inlet nozzle 13 and the water outlet nozzle 14 are respectively communicated with the water inlet hole 11 and the water outlet hole 12.
The embodiment of the utility model provides a reform transform traditional rubber diaphragm structure, change the rubber diaphragm and directly carry out the traditional mode of rubbing with the cavity, set up dedicated annular piston as friction portion, and flexible pars contractilis when playing sealed effect, not with cavity direct friction, can improve life greatly.
While the preferred embodiments of the present invention have been described, the present invention is not limited to the above embodiments, and those skilled in the art can make various equivalent modifications or substitutions without departing from the spirit of the present invention, and such equivalent modifications or substitutions are intended to be included within the scope of the present invention as defined by the appended claims.
Claims (5)
1. The utility model provides a durable type diaphragm water pump, is provided with the cavity that supplies diaphragm mechanism motion in the cylinder body including motor, cylinder body, upper cover and lower cover, the motor setting is at the lower cover tail end to be connected with the connecting rod through drive mechanism, a serial communication port, diaphragm mechanism including friction portion and pars contractilis, wherein friction portion is annular piston structural installation in the cavity, and the inside cavity of friction portion, pars contractilis connect and drive the activity of friction portion, pars contractilis is the flexible seal structure of a compression cylinder formula, its one end of being connected with friction portion is the opening, and open-ended edge and friction portion sealing connection, the other one end of pars contractilis provided with the apron, is connected with the connecting rod through the apron.
2. A durable diaphragm water pump as claimed in claim 1, wherein a valve plate is provided above said diaphragm mechanism, said valve plate having inlet and outlet openings.
3. The durable diaphragm water pump as claimed in claim 1, wherein said upper cover further comprises a water inlet nozzle and a water outlet nozzle, said water inlet nozzle and said water outlet nozzle being connected to said water inlet hole and said water outlet hole, respectively.
4. The durable diaphragm water pump as claimed in claim 1, wherein a through hole is formed at the center of the cover plate, and a sealing rubber pad is formed on the inner wall of the cover plate, and the connecting rod is inserted through the through hole from the outer wall to be connected to the sealing rubber pad and clamps the cover plate.
5. The durable diaphragm water pump as claimed in claim 1, wherein the sidewalls of the bellows are formed in a corrugated and compressible structure, and the sidewalls of the bellows remain spaced from the chamber of the cylinder body without direct friction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922362259.1U CN211549943U (en) | 2019-12-25 | 2019-12-25 | Durable diaphragm water pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922362259.1U CN211549943U (en) | 2019-12-25 | 2019-12-25 | Durable diaphragm water pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211549943U true CN211549943U (en) | 2020-09-22 |
Family
ID=72509377
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922362259.1U Active CN211549943U (en) | 2019-12-25 | 2019-12-25 | Durable diaphragm water pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211549943U (en) |
-
2019
- 2019-12-25 CN CN201922362259.1U patent/CN211549943U/en active Active
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