CN217783734U - Drip-proof diaphragm water pump - Google Patents

Abstract

The utility model discloses a diaphragm water pump of antidrip, the loach carrying platform comprises an upper cover, well lid, the lower cover, tower type fixing base, motor fixing base and motor, the upper cover, well lid, the lower cover, tower type fixing base and motor fixing base top-down cooperate the installation in proper order, be provided with the transfer cavity in the top between upper cover and the well lid, be provided with the transfer cavity down between well lid and the lower cover, be provided with first sealed pad between well lid and the upper cover, in cover and be provided with the apopore, this apopore be with transfer cavity top down, be provided with the runner on the first sealed pad, the skew apopore of this runner, be provided with the spring in the transfer cavity in the last transfer, the spring both ends are inconsistent with the upper cover and first sealed pad respectively, and first sealed pad covers apopore upper end port. The utility model discloses can prevent when the shut down operation that the end of water outlet produced the water clock, sealed effect is better, and fluid discharge process is smooth and easy stable when the operation, and overall structure is reliable and stable, has solved the phenomenon that some water household appliances suspend work back water leakage outside.

Description

Drip-proof diaphragm water pump

Technical Field

The utility model relates to a water pump technical field specifically is a diaphragm water pump of antidrip.

Background

The surface of water of partial water household appliances is highly higher than the pump body, and the water pump is under quiescent condition, when the surface of water is higher than the pump body, because the outflow of water meeting along flowing of water pump is led to the reason of gravity, and the water that flows out pollutes through the external world easily, can not carry out the reutilization, for guaranteeing that the water resource is not extravagant, often need externally increase a check valve alone again and solve this problem. However, the addition of a one-way valve increases the cost, and a drip-proof diaphragm water pump is developed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a diaphragm water pump of antidrip has solved the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a diaphragm pump of antidrip, includes upper cover, well lid, lower cover, tower type fixing base, motor fixing base and motor, upper cover, well lid, lower cover, tower type fixing base and motor fixing base top-down cooperate the installation in proper order, be provided with the transfer cavity in the top between upper cover and the well lid, be provided with down the transfer cavity between well lid and the lower cover, be provided with first sealed pad between well lid and the upper cover, in cover and be provided with the apopore, this apopore be with transfer cavity top down, be provided with the runner on the first sealed pad, this runner skew apopore, upward be provided with the spring in the transfer cavity, the spring both ends respectively with upper cover and first sealed pad inconsistent, just first sealed pad covers apopore upper end port.

Preferably, the lower cover is provided with a water outlet valve plate and a plurality of water inlet valve plates, the water outlet valve plate is located in the middle of the lower cover, the water outlet valve plate is located in the lower transfer cavity, the water inlet valve plates are evenly distributed on the periphery of the water outlet valve plate, the water inlet valve plates are located outside the lower transfer cavity, a second sealing gasket is arranged between the middle cover and the lower cover, and mounting hole positions matched with the water outlet valve plates and the water inlet valve plates are reserved on the second sealing gasket and the lower cover.

Preferably, a plurality of rubber tower shapes are arranged on the tower-shaped fixing seat, the rubber tower shapes are matched with the number and the positions of the water inlet valve plates, a plurality of swing arms are arranged at the bottoms of the rubber tower shapes, transmission shafts are arranged at the bottoms of the swing arms, each vacuum cavity is arranged in each rubber tower shape, and the plurality of vacuum cavities are communicated with the water outlet valve plates.

Preferably, the motor fixing seat is fixedly connected with the motor through a screw, the motor is located at the bottom of the motor fixing seat, an eccentric wheel is connected to a rotating shaft of the motor after penetrating through the bottom of the motor fixing seat, the eccentric wheel is connected with a transmission shaft, steel balls are arranged inside the eccentric wheel, and the bottom end of the transmission shaft is abutted to the steel balls.

Preferably, the upper cover, the middle cover, the lower cover, the tower-shaped fixing seat and the motor fixing seat are installed in a matched mode through upper cover screws.

Preferably, the upper cover is provided with a water inlet and a water outlet, the water outlet is communicated with the upper transfer chamber, and the water inlet penetrates through the water inlet valve plate and then is communicated with the vacuum cavity in the rubber tower.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model discloses a design runner makes the transfer cavity switch on with the transfer cavity down, makes its pressure balance, and the rethread increases the spring and makes its apopore laminating with well lid for first sealed pressure of filling up sealed. When the pump body outage is static, go up the transfer cavity and turn on with down the transfer cavity, so no matter how big pressure is exerted from the end of intaking, the pressure of first sealed pad upper and lower two sides is balanced, the elasticity through the spring pushes down first sealed pad, thereby the apopore of well lid is stopped up to sealed the pad, as long as the spring exerts a bit of power can make first sealed pad receive the downward power and be greater than upward power and thereby form sealedly with the apopore, when its surface of water height of some water household appliances is higher than the pump body, water is because the gravity reason along flowing the problem that flows to the outside, the customer need not to connect a check valve alone again and solves this problem.

Drawings

Fig. 1 is a cross-sectional view of the present invention;

FIG. 2 is an exploded view of the present invention;

fig. 3 is a schematic structural view of the first sealing gasket of the present invention;

fig. 4 is a schematic structural view of the middle cover of the present invention.

The reference numerals and names in the figures are as follows:

the device comprises an upper cover screw 1, an upper cover 2, a spring 3, a sealing gasket 4, a middle cover 5, a sealing gasket 6, a water outlet valve sheet 7, a lower cover 8, a water inlet valve sheet 9, a tower-shaped fixing seat 10, a rubber tower-shaped fixing seat 11, a motor fixing seat 12, a swing arm 13, a transmission shaft 14, a steel ball 15, an eccentric wheel 16, a screw 17 and a motor 18.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "up," "down," "front," "back," "left," "right," "horizontal," "vertical," "top," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the present invention and for simplicity in description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Referring to fig. 1 to 4, the present invention provides an embodiment: the utility model provides a diaphragm pump of antidrip, includes upper cover 2, well lid 5, lower cover 8, tower type fixing base 10, motor fixing base 12 and motor 18, upper cover 2, well lid 5, lower cover 8, tower type fixing base 10 and motor fixing base 12 top-down cooperate the installation in proper order, be provided with well transit cavity 401 between upper cover 2 and the well lid 5, be provided with down transit cavity 402 between well lid 5 and the lower cover 8, be provided with first sealed 4 pad between well lid 5 and the upper cover 2, be provided with apopore 501 on the well lid 5, this apopore 501 be with lower transit cavity 402 top, be provided with runner 201 on the first sealed 4 pad, this runner skew apopore 501, be provided with spring 3 in the well transit cavity 401, spring 3 both ends respectively with upper cover 2 with first sealed 4 of filling up and touch, just first sealed 4 pad covers apopore 501 upper end port. The flow channel 201 is designed to enable the upper transfer chamber 401 and the lower transfer chamber 402 of the sealing gasket 4 to be communicated, so that the pressures of the upper transfer chamber 401 and the lower transfer chamber 402 of the sealing gasket 4 are balanced, then the spring 3 is added to enable the sealing gasket 4 to be attached and sealed with the water outlet 501 of the middle cover 5, when the pump body is powered off and is static, the transfer chamber 401 and the transfer chamber 402 are communicated, so that the pressures of the upper side and the lower side of the sealing gasket 4 are balanced no matter how much pressure is applied from the water inlet end, the elastic force of the spring 3 presses the sealing gasket 4, so that the water outlet 501 of the middle cover 5 is plugged by the sealing gasket 4, the sealing gasket 4 can be subjected to downward force which is larger than upward force to form sealing with the water outlet 501 as long as the spring 3 applies a little force, the problem that when the water surface height of some water household appliances is higher than that of the water is higher than that of the pump body, water flows out due to gravity can be solved, and a customer does not need to separately connect an external one-way valve to solve the problem.

Preferably, be provided with a water valve piece 7 and a plurality of valve piece 9 of intaking on the lower cover 8, it is located the 8 mid portion of lower cover to go out water valve piece 7, just it is located down transfer cavity 402 to go out water valve piece 7, and is a plurality of intake valve piece 9 evenly arranges in the week side of outlet valve piece 7, and is a plurality of inlet valve piece 9 is located down outside the transfer cavity 402, be provided with second seal gasket 6 between well lid 5 and the lower cover 8, and second seal gasket 6 leaves the installation hole site with outlet valve piece 7 and a plurality of valve piece 9 looks adaptations of intaking with lower cover 8.

Preferably, a plurality of rubber tower shapes 11 are arranged on the tower-shaped fixing seat 10, the number and the positions of the rubber tower shapes 11 are matched with those of the water inlet valve pieces 9, a swing arm 13 is arranged at the bottom of each rubber tower shape 11, a transmission shaft 14 is arranged at the bottom of the swing arm 13, a vacuum cavity is arranged in each rubber tower shape 11, and the vacuum cavities are communicated with the water outlet valve pieces 7.

Preferably, the motor fixing seat is fixedly connected with the motor through a screw, the motor is located at the bottom of the motor fixing seat, an eccentric wheel is connected to a rotating shaft of the motor after penetrating through the bottom of the motor fixing seat, the eccentric wheel is connected with the transmission shaft, steel balls are arranged inside the eccentric wheel, and the bottom end of the transmission shaft is abutted to the steel balls.

Preferably, the upper cover 2, the middle cover 5, the lower cover 8, the tower-shaped fixing seat 10 and the motor fixing seat 12 are installed in a matching manner through an upper cover screw 1.

Preferably, the upper cover 2 is provided with a water inlet and a water outlet, the water outlet is communicated with the upper transfer chamber 401, and the water inlet penetrates through the water inlet valve plate 9 and then is communicated with the vacuum cavity in the rubber tower 11.

The working principle is as follows: in the work of the utility model, the motor 18 drives the eccentric wheel 16 to rotate, the upper bevel angle of the eccentric wheel 16 drives the transmission shaft 14 to rotate in a conical shape, the swing arm 13 is pushed to swing up and down in a certain angle, and the swing arm 13 pushes the rubber tower 11 to reciprocate up and down; when the swing arm 13 drives the cavity of the rubber tower 11 to pull downwards to generate a vacuum cavity, so as to generate a pressure difference with the outside atmosphere, under the action of the pressure difference, the water inlet valve sheet 9 is opened, and the liquid is sucked into the cavity of the rubber tower 11, when the swing arm 13 drives the cavity of the rubber tower 11 to push upwards, the water outlet valve sheet 7 is opened, and simultaneously, when the pressure generated by the rubber tower 11 is greater than the elastic force of the spring 3, the liquid can be discharged from the water outlet by opening the first sealing gasket 4.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. A drip-proof diaphragm water pump is characterized in that: including upper cover, well lid, lower cover, tower type fixing base, motor fixing base and motor, upper cover, well lid, lower cover, tower type fixing base and motor fixing base top-down cooperate the installation in proper order, be provided with the transfer cavity on with between the well lid, be provided with down the transfer cavity between well lid and the lower cover, be provided with first sealed pad between well lid and the upper cover, in cover and be provided with the apopore, this apopore be with down the transfer cavity top, be provided with the runner on the first sealed pad, the skew apopore of this runner, on be provided with the spring in the transfer cavity, the spring both ends respectively with upper cover and first sealed pad inconsistent, just first sealed pad covers apopore upper end port.

2. A drip resistant membrane water pump as claimed in claim 1, wherein: the lower cover is provided with a water outlet valve block and a plurality of water inlet valve blocks, the water outlet valve block is located in the middle of the lower cover, the water outlet valve block is located in the lower transfer cavity, the water inlet valve blocks are evenly distributed on the periphery of the water outlet valve block, the water inlet valve blocks are located outside the lower transfer cavity, a second sealing gasket is arranged between the middle cover and the lower cover, and mounting hole positions matched with the water outlet valve blocks and the water inlet valve blocks are reserved on the second sealing gasket and the lower cover.

3. A drip resistant membrane water pump as claimed in claim 1, wherein: the rubber water-saving device is characterized in that a plurality of rubber tower types are arranged on the tower type fixing seat, the rubber tower types are matched with the quantity and the positions of the water inlet valve plates, a swing arm is arranged at the bottom of each rubber tower type, a transmission shaft is arranged at the bottom of each swing arm, a vacuum cavity is arranged in each rubber tower type, and the vacuum cavities are communicated with the water outlet valve plates.

4. A drip resistant membrane water pump according to any of claims 1 or 3, wherein: the motor fixing seat is fixedly connected with the motor through a screw, the motor is located at the bottom of the motor fixing seat, an eccentric wheel is connected to a rotating shaft of the motor after penetrating through the bottom of the motor fixing seat, the eccentric wheel is connected with a transmission shaft, steel balls are arranged inside the eccentric wheel, and the bottom end of the transmission shaft is abutted to the steel balls.

5. A drip resistant membrane water pump as claimed in claim 1, wherein: the upper cover, the middle cover, the lower cover, the tower-shaped fixing seat and the motor fixing seat are installed in a matched mode through upper cover screws.

6. The drip resistant membrane pump of claim 1, wherein: the upper cover is provided with a water inlet and a water outlet, the water outlet is communicated with the upper transfer chamber, and the water inlet penetrates through the water inlet valve plate and then is communicated with the vacuum cavity in the rubber tower.

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