CN217129918U

CN217129918U - Pressure boost buffering automobile water pump

Info

Publication number: CN217129918U
Application number: CN202220919434.1U
Authority: CN
Inventors: 陈文权; 涂俊涛; 华祥
Original assignee: TAIZHOU YIHONG INDUSTRIAL CO LTD
Current assignee: TAIZHOU YIHONG INDUSTRIAL CO LTD
Priority date: 2022-04-20
Filing date: 2022-04-20
Publication date: 2022-08-05
Anticipated expiration: 2032-04-20

Abstract

The utility model provides a pressure boost buffering automobile water pump, which comprises a pump cover and a pump body, wherein the pump body comprises a hollow water pump inner shell, one end of the water pump inner shell, which is far away from the pump cover, is provided with a water inlet, the peripheral side of the water pump inner shell is fixedly connected with a water outlet, the water outlet comprises a hollow water outlet pipe, the water outlet pipe is communicated with the inside of the water pump inner shell, the peripheral side of the water outlet pipe is sleeved with a buffer block, the part of the inner wall of the water outlet pipe, which is positioned at the buffer block, is fixedly connected with a water-restraining ring, the water-restraining ring is far away from one side of the water pump inner shell, and is fixedly connected with four connecting blocks, the utility model buffers the water flow of the backflow through the arrangement of a torsional spring and a baffle plate, reduces the impact force of the water hammer phenomenon, and can effectively reduce the backflow of the water flow into the automobile water pump when the baffle plate is closed together, thereby avoiding damaging the automobile water pump due to the impact, and the water-bundling ring can reduce the cross-sectional area of the water flow, thereby increasing the pressure of the water flow.

Description

Pressure boost buffering automobile water pump

Technical Field

The utility model belongs to the automobile field especially relates to a pressure boost buffering car water pump.

Background

The basic structure of the automobile water pump comprises parts such as a water pump shell, a connecting disc or a belt pulley, a water pump shaft, a bearing or a shaft connecting bearing, a water pump impeller, a water seal device and the like, and the parts are main components of an automobile.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to prior art's not enough, a pressure boost buffering car water pump is provided.

The utility model discloses a realize above-mentioned purpose, provide following technical scheme, a pressure boost buffering automobile water pump, including the pump cover and the pump body, its characterized in that: the pump body comprises a water pump inner shell which is arranged in a hollow mode, a water inlet is formed in one end, away from the pump cover, of the water pump inner shell, and a water outlet is fixedly connected to the outer peripheral side of the water pump inner shell;

the delivery port includes the outlet pipe that cavity set up, the outlet pipe with communicate in the water pump inner shell, the periphery side cover of outlet pipe is equipped with the buffer block, the outlet pipe inner wall is located the part of buffer block department has linked firmly the water ring, the water ring is kept away from four connecting blocks of one side fixedly connected with of water pump inner shell, every the connecting block is kept away from a side end face of water ring is seted up jaggedly, it is equipped with the axis of rotation to rotate between the both sides end wall of breach, install in the axis of rotation and to keeping away from the baffle that extends on one side of water ring is restrainted.

Optionally, the pump cover includes that the orientation a side end face of water pump inner shell is open-ended water pump enclosing cover, water pump enclosing cover center department rotates and is connected with the transmission shaft, the transmission shaft is kept away from a pot head of water pump inner shell is equipped with the belt pulley, the transmission shaft is close to a pot head of water pump inner shell is equipped with the impeller.

Optionally, the end face of one side of the vane wheel, which is close to the inner shell of the water pump, is fixedly connected with at least two vanes.

Optionally, the diameter of the section of the water-bundling ring gradually decreases along a direction away from the inner shell of the water pump, and the connecting blocks are circumferentially distributed around the center line of the water outlet pipe.

Optionally, the tangent plane of each baffle is arranged in an arc shape, and the arc length of the arc shape is gradually reduced along the direction away from the inner shell of the water pump.

Optionally, a torsion spring is further installed between the rotating shaft and the connecting block.

To sum up, compared with the prior art, the utility model has the following beneficial effects:

1. due to the arrangement of the water-bundling ring, on one hand, the sectional area of water flow can be reduced, so that the pressure of the water flow is increased, and on the other hand, the impact of a water hammer effect generated by sudden closing of the water pump on internal parts of the water pump can be prevented.

2. Because the setting of torsional spring and baffle, so the accessible torsional spring cushions the rivers of refluence, reduces the impact force of water hammer phenomenon, when the baffle is closed together, can effectual reduction rivers flow backwards and get into inside the automobile water pump to avoid damaging the automobile water pump because of the impact.

3. Because the setting of buffer block, so can strengthen the intensity of outlet pipe through the buffer block, avoid the outlet pipe to be damaged by rivers impact.

Drawings

Fig. 1 is a perspective view of the present invention.

Fig. 2 is a front view of the present invention.

Fig. 3 is a sectional view taken along the line a-a of fig. 2 according to the present invention.

Fig. 4 is an enlarged view of the point B in fig. 3 according to the present invention.

10. The outer cover of the water pump; 11. a belt pulley; 12. a vane wheel; 13. a drive shaft; 14. a water pump inner shell; 15. a buffer block; 16. a water outlet pipe; 17. a water binding ring; 18. a baffle plate; 19. connecting blocks; 20. and rotating the shaft.

Detailed Description

In order to make the technical field personnel understand the utility model discloses the scheme, will combine the drawing in the embodiment of the utility model below, to the technical scheme in the embodiment of the utility model carries out clear, complete description.

As shown in fig. 1-4, a booster buffer automobile water pump comprises a pump cover and a pump body, wherein the pump cover and the pump body are installed together through bolts, the pump body comprises a water pump inner shell 14 which is arranged in a hollow mode, a water inlet is formed in one end, away from the pump cover, of the water pump inner shell 14, water can be sucked out of a water tank through the water inlet, a water outlet is fixedly connected to the outer peripheral side of the water pump inner shell 14, the pump cover comprises a water pump outer shell 10, facing one side end face of the water pump inner shell 14, of which the end face is provided with an opening, a transmission shaft 13 is rotatably connected to the center of the water pump outer shell 10, one end, away from the water pump inner shell 14, of the transmission shaft 13 is sleeved with a belt pulley 11 and is connected with an external power source through the belt pulley 11, one end, close to the water pump inner shell 14, of the transmission shaft 13 is sleeved with a blade wheel 12, one side end face, close to the water pump inner shell 14, of the blade wheel 12 is fixedly connected with at least two blades, and water is sent out of the water outlet through the centrifugal effect;

the water outlet comprises a water outlet pipe 16 which is arranged in a hollow manner, the water outlet pipe 16 is communicated with the interior of the water pump inner shell 14, a buffer block 15 is sleeved on the outer peripheral side of the water outlet pipe 16, the strength of the water outlet pipe 16 can be increased through the buffer block 15, the water outlet pipe is prevented from being damaged, a water binding ring 17 is fixedly connected to the part, located at the buffer block 15, of the inner wall of the water outlet pipe 16, the section diameter of the water binding ring 17 is gradually reduced along the direction away from the water pump inner shell 14, the water binding ring 17 is arranged, on one hand, the sectional area of water flow can be reduced, so that the pressure of the water flow is increased, on the other hand, the impact of a water hammer effect generated by sudden closing of the water pump on internal parts of the water pump can be prevented, four connecting blocks 19 are fixedly connected to one side, away from the water pump inner shell 14, the connecting blocks 19 are circumferentially distributed by taking the central line of the water outlet pipe 16 as the center, a notch is formed in the end face, a side end face, away from the water binding ring 17, a rotating shaft 20 is rotatably arranged between the end walls of the two sides of the notch, still install the torsional spring between axis of rotation 20 and connecting block 19, install the baffle 18 that extends to keeping away from a water ring 17 one side on the axis of rotation 20, the tangent plane of every baffle 18 all is the arc setting, and its curved pitch arc length reduces along the direction of keeping away from water pump inner shell 14 gradually, can form the conical body after making it closed, through the cooperation with the torsional spring, can further reduce the harm of water hammer effect.

When the automobile water pump backflow prevention device is used, the automobile water pump can pass through the water bundling ring 17 to reduce the sectional area of water flow, so that the water pressure of the water flow is enhanced, when the water pump is suddenly closed due to an unexpected reason, a water hammer phenomenon can be generated to enable the water flow to flow backwards, the backflow water can enter the outer peripheral side of the water bundling ring 17 through the baffle 18 and can push the baffle 18 to rotate towards the direction close to the central line of the water outlet pipe 16, the baffle 18 rotates to drive the rotating shaft 20 to overcome the elastic force of the torsion spring to rotate, the backflow water flow can be buffered through the torsion spring, the impact force of the water hammer phenomenon is reduced until the baffle 18 is closed together, the backflow water flow can be effectively reduced to enter the automobile water pump backflow prevention device, so that the automobile water pump is prevented from being damaged, and most of the impact force is at the position of the buffer block 15, so that the strength of the water outlet pipe 16 can be enhanced, and the water outlet pipe 16 is prevented from being damaged by water flow impact.

It is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of them. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.

Claims

1. The utility model provides a pressure boost buffering automobile water pump, includes pump cover and pump body, its characterized in that: the pump body comprises a water pump inner shell (14) which is arranged in a hollow mode, a water inlet is formed in one end, away from the pump cover, of the water pump inner shell (14), and a water outlet is fixedly connected to the outer peripheral side of the water pump inner shell (14);

the delivery port includes outlet pipe (16) that cavity set up, outlet pipe (16) with intercommunication in water pump inner shell (14), the periphery side cover of outlet pipe (16) is equipped with buffer block (15), outlet pipe (16) inner wall is located the part of buffer block (15) department has linked firmly restrainted water ring (17), restraint water ring (17) and keep away from four connecting blocks (19) of one side fixedly connected with of water pump inner shell (14), every connecting block (19) are kept away from a side end face of restrainting water ring (17) is seted up jaggedly, it is equipped with axis of rotation (20) to rotate between the both sides end wall of breach, install on axis of rotation (20) and to keeping away from restraint baffle (18) that water ring (17) one side extended.

2. The booster buffer automobile water pump as claimed in claim 1, wherein: the pump cover includes the orientation a side end face of water pump inner shell (14) is open-ended water pump enclosing cover (10), water pump enclosing cover (10) center department rotates and is connected with transmission shaft (13), keep away from transmission shaft (13) the pot head of water pump inner shell (14) is equipped with belt pulley (11), transmission shaft (13) are close to the pot head of water pump inner shell (14) is equipped with impeller (12).

3. The booster buffer automobile water pump as claimed in claim 2, wherein: the end face of one side, close to the inner shell (14) of the water pump, of the vane wheel (12) is fixedly connected with at least two vanes.

4. The boost buffer automobile water pump according to claim 1, characterized in that: the diameter of the section of the water bundling ring (17) is gradually reduced along the direction far away from the inner shell (14) of the water pump, and the connecting blocks (19) are circumferentially distributed by taking the central line of the water outlet pipe (16) as the center.

5. The boost buffer automobile water pump according to claim 1, characterized in that: the tangent plane of each baffle (18) all sets up for the arc, and its curved arc length reduces along the direction of keeping away from water pump inner shell (14) gradually.

6. The booster buffer automobile water pump as claimed in claim 1, wherein: and a torsion spring is also arranged between the rotating shaft (20) and the connecting block (19).