CN215058051U - Water pump with good sealing performance and large distance between water inlet and water outlet - Google Patents

Abstract

The utility model relates to a water pump field indicates a good and inlet outlet large-spacing water pump of leakproofness especially. In the application, a water inlet pipe communicated with a water inlet and a water outlet pipe communicated with a water outlet are arranged at the top of the upper cover, wherein the water inlet pipe and the water outlet pipe are respectively positioned at two sides of the top of the upper cover; therefore, the distance between the water inlet pipe and the water outlet pipe is large, the water inlet pipe and the water outlet pipe can be suitable for occasions with multiple purposes such as overlarge diameter of the inserting pipe and the like, and the inserting is convenient; the upper cover in the water pump has the advantages that the cavity of the upper cover is large, so that the overall water flow is large, and meanwhile, the water pump has low noise and the like; and an inner sleeve is arranged at the bottom of the upper cover, and a fastening rib position is arranged at the edge of the inner sleeve and is fastened at a position where the yielding hole corresponds to the peripheral space. The fastening rib position is added at the inner sleeve of the upper cover, so that the adverse phenomena that the water pumping function of the pump body fails due to the displacement of the sealing gasket and the like caused by overlarge water pressure of the pump body in the working process can be effectively solved.

Description

Water pump with good sealing performance and large distance between water inlet and water outlet

Technical Field

The utility model relates to a water pump field indicates a good and inlet outlet large-spacing water pump of leakproofness especially.

Background

The miniature water pump has small volume, low noise, low power consumption, easy operation, convenient carrying, no maintenance, continuous operation for 24 hours and rich water vapor.

However, the water pump in the prior art has the following defects that the water outlet pipe of the common water pump is directly arranged in the middle of the upper cover, and the water inlet pipe is arranged on one side of the upper cover, so that the space between the water outlet pipe and the water inlet pipe is small, and the common water pump is not suitable for multi-purpose occasions such as overlarge diameter of the plug-in pipe and the like; in addition, in the water pump in the prior art, only the sealing gasket is simply arranged between the upper cover and the valve plate, but no positioning structure is arranged, so that the undesirable phenomena that the water pumping function of the pump body fails due to the displacement of the sealing gasket and the like are easily caused when the water pressure of the pump body is overlarge during work.

Disclosure of Invention

In order to solve the problems, the utility model provides a water pump with good sealing performance and large distance between the water inlet and the water outlet, the distance between the water inlet pipe and the water outlet pipe is large, the water pump can be suitable for the occasions of multipurpose such as overlarge diameter of the connecting cannula, and the connecting cannula is convenient; and meanwhile, the fastening rib position is added at the position of the inner sleeve of the upper cover, so that the adverse phenomena that the water pumping function of the pump body fails due to the displacement of the sealing gasket and the like caused by overlarge water pressure of the pump body in the working process can be effectively solved.

In order to achieve the above object, the utility model adopts the following technical scheme: a water pump with good sealing performance and large distance between a water inlet and a water outlet comprises an upper cover with a water inlet and a water outlet, a valve plate for controlling the water flow direction, and a pumping and discharging assembly for sucking and discharging liquid; the upper cover is buckled on the valve plate and forms an inner space communicated with the water outlet and an outer space communicated with the water inlet with the valve plate; the valve plate is provided with a plurality of liquid outlet channels for liquid to flow out to the inner space along the pumping and discharging assembly, and the liquid outlet channels are provided with liquid outlet valves; the peripheral space is provided with a liquid inlet channel for liquid to flow into the pumping and discharging assembly, and the liquid inlet channel is provided with a liquid inlet valve; the top of the upper cover is provided with a water inlet pipe communicated with the water inlet and a water outlet pipe communicated with the water outlet, wherein the water inlet pipe and the water outlet pipe are respectively positioned at two sides of the top of the upper cover; a sealing gasket is arranged at the joint of the upper cover and the valve plate, and the sealing gasket is provided with an escape hole corresponding to the inner space and the outer space; an inner sleeve is arranged at the bottom of the upper cover, and a fastening rib position is arranged at the edge of the inner sleeve and is fastened at a position where the yielding hole corresponds to the peripheral space.

Further, the bottom of the upper cover is divided into an inner independent chamber communicated with the water outlet and an outer independent cavity communicated with the water inlet through an inner sleeve; a water outlet groove aligned with the internal independent cavity is formed in the center of the valve plate, and the liquid outlet channel penetrates through the water outlet groove; the valve plate surface is provided with a plurality of inlet channels that align with the independent cavity in outside, and this inlet channel runs through the inlet channel.

Furthermore, the bottom of the inner sleeve and the bottom of the outer side wall of the upper cover are both provided with a convex block protruding towards the direction of the sealing gasket, and the convex blocks are tightly pressed on the surface of the sealing gasket and are in interference fit with the sealing gasket.

Further, the bottom of the sealing gasket is provided with a circle of first positioning convex blocks extending along the edge of the sealing gasket, the surface of the valve plate is provided with first positioning grooves corresponding to the first positioning convex blocks, and the sealing gasket is assembled with the first positioning grooves of the valve plate through the first positioning convex blocks.

Furthermore, a circle of second positioning lug is arranged at the edge of the bottom of the sealing gasket corresponding to the water outlet groove, a second positioning groove corresponding to the second positioning lug is arranged on the surface of the valve plate, and the sealing gasket is assembled with the second positioning groove of the valve plate through the second positioning lug.

Furthermore, the bottom of the upper cover is also provided with a positioning sleeve positioned in the inner sleeve, and the tail end of the positioning sleeve extends to the water outlet groove and is tightly attached to the liquid outlet valve.

Further, the pumping and discharging assembly comprises a driving mechanism and a piston cylinder assembly; the piston cylinder body assembly comprises a cylinder body fixed at the bottom of the valve plate, and a plurality of leather cups communicated with the liquid outlet channel and the liquid inlet channel are arranged in the cylinder body; the driving mechanism comprises a motor with a rotating shaft, an eccentric wheel which is arranged on the rotating shaft and rotates along with the rotating shaft, and a swinging frame of which one end is connected with the eccentric wheel and the other end is connected with each leather cup; the motor drives the eccentric wheel to rotate, the swing frame is driven by the eccentric wheel to swing in a conical surface manner by taking the eccentric rotation axis as the center, and in the swinging process of the swing frame, each leather cup reciprocates up and down in the cylinder body to generate a volume difference, so that liquid is conveyed.

Further, still include the bottom that sets up between valve plate and actuating mechanism.

The beneficial effects of the utility model reside in that:

1. in the application, a water inlet pipe communicated with a water inlet and a water outlet pipe communicated with a water outlet are arranged at the top of the upper cover, wherein the water inlet pipe and the water outlet pipe are respectively positioned at two sides of the top of the upper cover; therefore, the distance between the water inlet pipe and the water outlet pipe is large, the water inlet pipe and the water outlet pipe can be suitable for occasions with multiple purposes such as overlarge diameter of the inserting pipe and the like, and the inserting is convenient;

2. the upper cover in the water pump has the advantages that the cavity of the upper cover is large, so that the overall water flow is large, and meanwhile, the water pump has low noise and the like;

3. and an inner sleeve is arranged at the bottom of the upper cover, and a fastening rib position is arranged at the edge of the inner sleeve and is fastened at a position where the yielding hole corresponds to the peripheral space. The fastening rib position is added at the inner sleeve of the upper cover, so that the adverse phenomena that the water pumping function of the pump body fails due to the displacement of the sealing gasket and the like caused by overlarge water pressure of the pump body in the working process can be effectively solved.

Drawings

Fig. 1 is an exploded view of a water pump.

Fig. 2 is a schematic top view of the upper cover.

Fig. 3 is a schematic perspective view of the upper cover.

FIG. 4 is a schematic view of the structure of the gasket seal.

FIG. 5 is a schematic top view of a valve plate.

The reference numbers illustrate: the water inlet device comprises an upper cover 1, a water inlet 110, an external independent cavity 111, a water outlet 120, an internal independent cavity 121, an inner sleeve 130, a fastening rib 131, a positioning sleeve 140, a protrusion block 141, a water outlet pipe 150, a water inlet pipe 160, a liquid outlet valve 2, a sealing gasket 3, an escape hole 30, a first positioning protrusion 31, a second positioning protrusion 32, a valve plate 4, a water outlet groove 41, a liquid outlet channel 411, a water inlet groove 42, a liquid inlet channel 421, a first positioning groove 43, a second positioning groove 44, a liquid inlet valve 5, a leather cup 6, a cylinder body 7, a swing frame 8, an eccentric shaft 9, an eccentric wheel 10, a bottom cover 11 and a motor 12.

Detailed Description

Referring to fig. 1-5, the present invention relates to a water pump with good sealing performance and large gap between the water inlet and the water outlet, which comprises an upper cover 1 having a water inlet 110 and a water outlet 120, a valve plate 4 for controlling the water flow direction, and a pumping assembly for sucking and discharging liquid; the upper cover 1 is buckled on the valve plate 4 and forms an inner space communicated with the water outlet 120 and an outer space communicated with the water inlet 110 with the valve plate 4; the valve plate 4 is provided with a plurality of liquid outlet channels 411 for liquid to flow out to the inner enclosed space along the pumping and discharging assembly, and the liquid outlet channels 411 are provided with liquid outlet valves 2; the peripheral space is provided with a liquid inlet channel 421 for liquid to flow into the pumping and discharging assembly, and the liquid inlet channel 421 is provided with a liquid inlet valve 5; the top of the upper cover 1 is provided with a water inlet pipe 160 communicated with the water inlet 110 and a water outlet pipe 150 communicated with the water outlet 120, wherein the water inlet pipe 160 and the water outlet pipe 150 are respectively positioned at two sides of the top of the upper cover 1; a sealing gasket 3 is arranged at the joint of the upper cover 1 and the valve plate 4, and the sealing gasket 3 is provided with an escape hole 30 corresponding to an inner space and an outer space; an inner sleeve 130 is disposed at the bottom of the upper cover 1, and a fastening rib 131 is disposed at the edge of the inner sleeve 130, wherein the fastening rib 131 is fastened to a position of the hole 30 corresponding to the peripheral space.

In the present application, the top of the upper cover 1 is provided with a water inlet pipe 160 communicated with the water inlet 110 and a water outlet pipe 150 communicated with the water outlet 120, wherein the water inlet pipe 160 and the water outlet pipe 150 are respectively located at two sides of the top of the upper cover 1; therefore, the distance between the water inlet pipe 160 and the water outlet pipe 150 is large, the multifunctional water pipe can be suitable for occasions with multiple purposes such as overlarge diameter of the connecting insertion pipe, and the connecting insertion is convenient; the upper cover 1 in the application has the advantages of large cavity, large overall water flow, low noise and the like; meanwhile, the bottom of the upper cover 1 is provided with an inner sleeve 130, and the edge of the inner sleeve 130 is provided with a fastening rib 131, wherein the fastening rib 131 is fastened at a position where the hole 30 is left to correspond to the peripheral space. The fastening rib position 131 is added at the position of the inner sleeve 130 of the upper cover 1, so that the adverse phenomena of water pumping function failure of the pump body and the like caused by displacement of the sealing gasket 3 due to overlarge water pressure of the pump body in work can be effectively solved.

Further, the bottom of the upper cover 1 is divided into an inner independent chamber 121 communicated with the water outlet 120 and an outer independent chamber 111 communicated with the water inlet 110 by an inner sleeve 130; a water outlet groove 41 aligned with the internal independent cavity is formed in the center of the valve plate 4, and the liquid outlet channel 411 penetrates through the water outlet groove 41; the valve plate 4 is provided on its surface with a plurality of inlet grooves 42 aligned with the outer independent cavities 111, and the inlet passage 421 extends through the inlet grooves 42.

Further, the inner sleeve 130 and the bottom of the outer side wall of the upper cover 1 are provided with a convex block 141 protruding towards the gasket 3, wherein the convex block 141 is pressed on the surface of the gasket 3 and is in interference fit with the gasket 3. In order to further ensure the sealing performance of the sealing gasket 3, the convex block 141 is pressed on the surface of the sealing gasket 3 and is in interference fit with the sealing gasket 3, so that the situation that the sealing gasket 3 cannot be displaced even under the action of relatively high water pressure in the working process is ensured.

Further, the bottom of the gasket 3 is provided with a ring of first positioning protrusions 31 extending along the edge thereof, and the surface of the valve plate 4 is provided with first positioning grooves 43 corresponding to the first positioning protrusions 31, wherein the gasket 3 is fitted with the first positioning grooves 43 of the valve plate 4 by the first positioning protrusions 31. The edge of the bottom of the sealing gasket 3 corresponding to the position of the water outlet groove 41 is provided with a circle of second positioning convex blocks 32, and the surface of the valve plate 4 is provided with second positioning grooves 44 corresponding to the second positioning convex blocks 32, wherein the sealing gasket 3 is assembled with the second positioning grooves 44 of the valve plate 4 through the second positioning convex blocks 32. Meanwhile, in the present application, in order to further ensure the sealing performance of the sealing gasket 3, a circle of the first positioning protrusion 31 and a circle of the second positioning protrusion 32 are disposed at the bottom of the sealing gasket 3, the sealing gasket 3 is assembled with the first positioning groove 43 of the valve plate 4 through the first positioning protrusion 31, and the sealing gasket 3 is assembled with the second positioning groove 44 of the valve plate 4 through the second positioning protrusion 32

Furthermore, the bottom of the upper cover 1 is provided with a positioning sleeve 140 positioned in the inner sleeve 130, and the end of the positioning sleeve 140 extends to the outlet channel 41 and is tightly attached to the outlet valve 2. In the present application, since the surface of the liquid outlet valve 2 is provided with the raised reinforcing ribs, the end of the positioning sleeve 140 can be tightly attached to the reinforcing ribs of the liquid outlet valve 2.

Further, the pumping and discharging assembly comprises a driving mechanism and a piston cylinder assembly; the piston cylinder body assembly comprises a cylinder body 7 fixed at the bottom of the valve plate 4, and a plurality of leather cups 6 communicated with the liquid outlet channel 411 and the liquid inlet channel 421 are arranged in the cylinder body 7; the driving mechanism comprises a motor 12 with a rotating shaft, an eccentric wheel 10 which is arranged on the rotating shaft and rotates along with the rotating shaft, a swinging frame 8 of which one end is connected with the eccentric wheel 10 through an eccentric shaft 9 and the other end is connected with each leather cup 6; wherein the motor 12 drives the eccentric wheel 10 to rotate, the swinging frame 8 rotates and swings in a conical surface by taking the eccentric rotation axis as the center under the driving of the eccentric wheel 10, and each leather cup 6 reciprocates up and down in the cylinder body 7 in the swinging process of the swinging frame 8 to generate a volume difference so as to realize the liquid conveying.

Further, a bottom cover 11 is provided between the valve plate 4 and the drive mechanism.

The above embodiments are only for describing the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and various modifications and improvements made by the technical solution of the present invention by those skilled in the art are all within the scope of the present invention as defined by the claims.

Claims (8)

1. A water pump with good sealing performance and large distance between a water inlet and a water outlet comprises an upper cover with a water inlet and a water outlet, a valve plate for controlling the water flow direction, and a pumping and discharging assembly for sucking and discharging liquid; the upper cover is buckled on the valve plate and forms an inner space communicated with the water outlet and an outer space communicated with the water inlet with the valve plate; the valve plate is provided with a plurality of liquid outlet channels for liquid to flow out to the inner space along the pumping and discharging assembly, and the liquid outlet channels are provided with liquid outlet valves; the peripheral space is provided with a liquid inlet channel for liquid to flow into the pumping and discharging assembly, and the liquid inlet channel is provided with a liquid inlet valve; the method is characterized in that: the top of the upper cover is provided with a water inlet pipe communicated with the water inlet and a water outlet pipe communicated with the water outlet, wherein the water inlet pipe and the water outlet pipe are respectively positioned at two sides of the top of the upper cover; a sealing gasket is arranged at the joint of the upper cover and the valve plate, and the sealing gasket is provided with an escape hole corresponding to the inner space and the outer space; the bottom of upper cover is provided with an inner skleeve, and the edge of this inner skleeve is provided with the fastening muscle position, fastening muscle position lock joint is in letting out the position that the hole corresponds peripheral space.

2. The water pump of claim 1, wherein the water pump has good sealing performance and a large distance between the water inlet and the water outlet, and the water pump further comprises: the bottom of the upper cover is divided into an inner independent chamber communicated with the water outlet and an outer independent cavity communicated with the water inlet through an inner sleeve; a water outlet groove aligned with the internal independent cavity is formed in the center of the valve plate, and the liquid outlet channel penetrates through the water outlet groove; the valve plate surface is provided with a plurality of inlet channels that align with the independent cavity in outside, and this inlet channel runs through the inlet channel.

3. The water pump of claim 1, wherein the water pump has good sealing performance and a large distance between the water inlet and the water outlet, and the water pump further comprises: the bottom of inner skleeve and upper cover lateral wall all is provided with the protruding piece of protruding toward sealed pad direction, and wherein this protruding piece compresses tightly on sealed surface of filling up and with sealed interference fit of filling up.

4. The water pump of claim 1, wherein the water pump has good sealing performance and a large distance between the water inlet and the water outlet, and the water pump further comprises: the bottom of the sealing gasket is provided with a circle of first positioning convex blocks extending along the edge of the sealing gasket, the surface of the valve plate is provided with first positioning grooves corresponding to the first positioning convex blocks, and the sealing gasket is assembled with the first positioning grooves of the valve plate through the first positioning convex blocks.

5. The water pump of claim 2, wherein the water pump has a good sealing performance and a large gap between the water inlet and the water outlet: the edge of the bottom of the sealing gasket corresponding to the water outlet groove is provided with a circle of second positioning lug, the surface of the valve plate is provided with a second positioning groove corresponding to the second positioning lug, and the sealing gasket is assembled with the second positioning groove of the valve plate through the second positioning lug.

6. The water pump of claim 1, wherein the water pump has good sealing performance and a large distance between the water inlet and the water outlet, and the water pump further comprises: the bottom of the upper cover is also provided with a positioning sleeve positioned in the inner sleeve, and the tail end of the positioning sleeve extends to the water outlet groove and is tightly attached to the liquid outlet valve.

7. The water pump of claim 1, wherein the water pump has good sealing performance and a large distance between the water inlet and the water outlet, and the water pump further comprises: the pumping and discharging assembly comprises a driving mechanism and a piston cylinder body assembly; the piston cylinder body assembly comprises a cylinder body fixed at the bottom of the valve plate, and a plurality of leather cups communicated with the liquid outlet channel and the liquid inlet channel are arranged in the cylinder body; the driving mechanism comprises a motor with a rotating shaft, an eccentric wheel which is arranged on the rotating shaft and rotates along with the rotating shaft, and a swinging frame of which one end is connected with the eccentric wheel and the other end is connected with each leather cup; the motor drives the eccentric wheel to rotate, the swing frame is driven by the eccentric wheel to swing in a conical surface manner by taking the eccentric rotation axis as the center, and in the swinging process of the swing frame, each leather cup reciprocates up and down in the cylinder body to generate a volume difference, so that liquid is conveyed.

8. The water pump of claim 1, wherein the water pump has good sealing performance and a large distance between the water inlet and the water outlet, and the water pump further comprises: the valve plate is arranged on the valve seat and comprises a valve plate and a driving mechanism.

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