CN217354898U - High-efficient low noise automobile cooling water pump - Google Patents
High-efficient low noise automobile cooling water pump Download PDFInfo
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- CN217354898U CN217354898U CN202220513174.8U CN202220513174U CN217354898U CN 217354898 U CN217354898 U CN 217354898U CN 202220513174 U CN202220513174 U CN 202220513174U CN 217354898 U CN217354898 U CN 217354898U
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- pump
- impeller
- cooling water
- water pump
- low noise
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Abstract
The utility model discloses a high-efficient low noise automobile cooling water pump, including the pump case that has the inner chamber, the lock has the apron shell with inner chamber confined on the pump case, be equipped with axle even bearing in the pump case, the both ends of axle even bearing stretch out outside the pump case, be equipped with the water seal between axle even bearing and the pump case, the left journal of axle even bearing stretches out the pump case and is equipped with the band pulley, the right journal of axle even bearing stretches out the pump case and is provided with the impeller, the impeller passes through the impeller cover and sets up on axle even bearing, be equipped with the apical pore on the impeller cover, demountable installation has the water conservancy diversion cone on the impeller, the tip of water conservancy diversion cone extends to install to the impeller water inlet, it is protruding to be provided with a plurality of cushions on the lateral wall of pump case. The efficient low-noise automobile cooling water pump is simple and compact in structure, remarkable in effect and capable of well solving the problems of high noise, low working efficiency and low service life of water seal impact abrasion existing in the existing cooling water pump.
Description
Technical Field
The utility model relates to a cooling water pump, concretely relates to high-efficient low noise automobile cooling water pump.
Background
In the cylinder body of the automobile engine, a plurality of water channels for cooling water circulation are connected with a radiator (commonly called a water tank) arranged at the front part of the automobile through water pipes to form a large water circulation system, and a water pump is arranged at the upper water outlet of the engine and is driven by a fan belt to pump hot water out of the water channels of the engine cylinder body and pump cold water in the water channels. A thermostat is arranged beside the water pump, when the automobile is started (cold automobile), the thermostat is not opened, so that cooling water does not pass through the water tank and only circulates in the engine (commonly called small circulation), when the temperature of the engine reaches above 95 ℃, the thermostat is opened, hot water in the engine is pumped into the water tank, and cold air in the automobile is blown through the water tank to take away heat.
The water pump for the automobile engine is a main part for conveying cooling water in a closed circulating cooling system of the automobile engine, and the performance of the water pump not only influences the dynamic property and the economical efficiency of the automobile, but also influences the service life of the whole machine.
The current water pump setting is in the inside of car, and the water pump is generally driven the inside impeller of water pump by the motor at the process of work and is rotated, and motor and impeller can vibrate when carrying out the concurrent operation, and then produce great noise, not only cause the influence to the navigating mate, also easily cause the pollution to the surrounding environment, and the result of use is relatively poor.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a high-efficient low noise automobile cooling water pump, this cooling water pump simple structure is compact, the effect is showing, the utility model discloses solved current cooling water pump well and had the problem that the noise is big, work efficiency is low and water seal impact wear life is low.
In order to achieve the above purpose, the solution of the present invention is:
the utility model provides a high-efficient low noise automobile cooling water pump, including the pump case that has the inner chamber, the lock has the apron shell with inner chamber confined on the pump case, be equipped with the axle and link the bearing in the pump case, the both ends of axle and link the bearing stretch out outside the pump case, be equipped with the water seal between axle and link bearing and the pump case, the left journal of axle and link the bearing stretches out the pump case and is equipped with the band pulley, the right journal of axle and link the bearing stretches out the pump case and is provided with the impeller, the impeller passes through the impeller cover and sets up on axle and link the bearing, be equipped with the apical pore on the impeller cover, demountable installation has the water conservancy diversion cone on the impeller, the tip of water conservancy diversion cone extends to install to the impeller water inlet, it is protruding to be provided with a plurality of cushions on the lateral wall of pump case, wherein:
the impeller sleeve is externally provided with an external thread, the diversion cone body comprises a diversion cone body, an internal thread matched with the external thread is arranged on the inner wall of the diversion cone body, a mounting hole is formed in the diversion cone body, a positioning rod matched with the top hole is arranged in the mounting hole, the center line of the positioning rod is provided with an open slot, the positioning rod is divided into two parts by the open slot, a clamping block is arranged on one end, far away from the diversion cone body, of the positioning rod, and the section of the clamping block is arc-shaped.
The utility model discloses the technical scheme who further injects is:
furthermore, in the high-efficiency low-noise automobile cooling water pump, the large end of the diversion cone is matched with the impeller sleeve.
In the high-efficiency low-noise automobile cooling water pump, the surface of the pump shell is sleeved with the sound insulation sleeve.
The technical effects are as follows: the surface is sleeved with a sound insulation sleeve, so that the water flow sound generated when the water pump operates is isolated.
In the high-efficiency low-noise automobile cooling water pump, the air guide sleeve is arranged in the inner cavity of the pump shell and is covered on the water seal, and the air guide sleeve is in clearance fit with the right journal of the shaft connecting bearing.
The technical effects are as follows: the utility model discloses wrap up in the water seal and install the kuppe, cooperate the utility model discloses install the water conservancy diversion cone in the right side water outlet department of axle coupling bearing again, both combine then can eliminate the impact wear that the inflow rivers led to the fact the water seal, reduced the noise of water pump rivers, reduced the power loss of water pump rivers; the utility model discloses make the efficiency of water pump improve 25%, make the life of water pump improve 34%.
In the high-efficiency low-noise automobile cooling water pump, the buffering protrusion is of a hemispherical structure.
In the high-efficiency low-noise automobile cooling water pump, a water drainage hole is arranged between the water seal and the shaft connecting bearing.
The technical effects are as follows: therefore, once the cooling liquid leaks through the water seal, the cooling liquid can be discharged from the water discharge hole to prevent the cooling liquid from entering the mounting cavity of the shaft coupling bearing to damage the bearing lubrication and the corrosion of parts, and if the cooling liquid still leaks after the engine stops, the water seal is damaged.
In the high-efficiency low-noise automobile cooling water pump, the sealing ring is arranged between the pump shell and the cover plate shell.
The technical effects are as follows: be provided with the sealing washer for the leakproofness of water pump is better, avoids the poor service problem who exists of the leakproofness of coolant liquid.
In the high-efficiency low-noise automobile cooling water pump, the cover plate shell is fixedly connected to the pump shell through the hexagon socket head pattern pan head bolts.
After the technical scheme is adopted, the utility model discloses following beneficial effect has:
(1) the utility model discloses a be equipped with the buffering arch on the pump case lateral wall, make the water pump have fine protecting against shock nature, wearability, thus when the car water pump was worked, the buffering driving motor that can be fine produced corresponding shake to greatly reduce the noise of car water pump during operation, can avoid the collision between car water pump and other parts in the car to cause unnecessary damage simultaneously, in order to prolong the life of car water pump, keep its good operation;
(2) the utility model is provided with the diversion cone on the end surface of the right neck connected with the impeller by the shaft connecting bearing, so that water entering the impeller gradually and smoothly enters under the diversion action of the cone, thereby reducing water flow resistance and solving the problems of large water absorption noise, large hydraulic loss and low working efficiency;
(3) the utility model discloses the water conservancy diversion cone utilizes locating lever and the fixture block on the locating lever to install the water conservancy diversion cone on the impeller apical pore, guarantees that it does not loosen and takes off, and the fixture block cross-section is the arc, is convenient for the apical pore to extrude the fixture block, and the locating lever is fixed in getting into the apical pore of impeller to the inside extrusion of dead lever under the effect of open slot, does not adopt triangle-shaped chamfer can only get into can not dismantle, and the cross-section is the arc also can extrude to break away from the dismantlement when drawing outwards, can not have any hindrance to be unfavorable for dismantling, the utility model discloses the specific structure of water conservancy diversion cone makes its detachable install on the impeller, is convenient for install the dismantlement and maintenance change, and work effect is high, convenient to use;
(4) the utility model discloses cooling water pump simple structure is compact, the effect is showing, has fine solved the problem that current cooling water pump exists that the noise is big, work efficiency is low and water seal impact wear life is low.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a cross-sectional view of FIG. 1;
FIG. 3 is a schematic view of the construction of the cone of FIG. 1;
reference numerals are as follows:
1. a pump housing; 2. a cover plate shell; 3. a shaft coupling bearing;
4. water sealing; 5. a pulley; 6. an impeller; 7. an impeller sleeve; 8. a top hole;
9. a flow guiding cone;
91. a cone body; 92. mounting holes; 93. positioning a rod; 94. an open slot; 95. a clamping block;
10. a buffer protrusion; 11. and a flow guide cover.
Detailed Description
The technical solution and the advantages of the present invention will be described in detail with reference to the accompanying drawings.
As shown in fig. 1 and 2, the utility model provides a high-efficient low noise automobile cooling water pump, including pump case 1 that has the inner chamber, the lock has apron shell 2 with inner chamber confined on the pump case 1, be equipped with even bearing 3 in the pump case 1, the both ends of even bearing 3 stretch out outside pump case 1, be equipped with water seal 4 between even bearing 3 and the pump case 1, the left journal of even bearing 3 stretches out pump case 1 and is equipped with band pulley 5, the right journal of even bearing 3 stretches out pump case 1 and is provided with impeller 6, impeller 6 sets up on even bearing 3 through impeller cover 7, be equipped with apical pore 8 on the impeller cover 7, demountable installation has water conservancy diversion cone 9 on impeller 6, the tip of water conservancy diversion cone 9 extends to install to impeller 6 water inlet, be provided with a plurality of protruding 10 of buffering on the lateral wall of pump case 1, wherein:
external threads are arranged outside the impeller sleeve 7; referring to fig. 3 again, the diversion cone 9 includes a diversion cone body 91, an internal thread adapted to the external thread is provided inside the diversion cone body 91, a mounting hole 92 is provided in the diversion cone body 91, a positioning rod 93 adapted to the top hole 8 is provided in the mounting hole 92, an open slot 94 is provided at a center line position of the positioning rod 93, the positioning rod 93 is divided into two by the open slot 94, a fixture block 95 is provided at one end of the positioning rod 93 away from the diversion cone body 91, and a cross section of the fixture block 95 is arc-shaped.
As a preferred embodiment of the present invention, the large end of the cone 9 is adapted to the impeller sleeve 7.
As a preferred embodiment of the utility model, the surface cover of pump case 1 has the sound insulation cover, just so can keep apart the rivers sound of water pump when the operation, reduces the operating noise.
As a preferred embodiment of the present invention, a wind deflector 11 is arranged in the inner cavity of the pump shell 1, the wind deflector 11 is covered on the water seal 4, and the wind deflector 11 is in clearance fit with the right journal of the shaft connecting bearing 3; in the embodiment, the diversion cover 11 is wrapped and installed at the water seal 4 and is matched with the diversion cone 9 installed at the water outlet at the right side of the shaft connecting bearing 3, so that impact abrasion of inflow water flow on the water seal 4 can be eliminated, the noise of water flow of the water pump is reduced, and the power loss of the water flow of the water pump is reduced; in application, the inner pipe can improve the efficiency of the water pump by 25 percent and prolong the service life of the water pump by 34 percent.
As a preferred embodiment of the present invention, the buffer protrusion 10 has a hemispherical structure.
As a preferred embodiment of the utility model, be provided with the outlet between water seal 4 and the bearing 3, when the coolant liquid leaks water seal 4, the outlet that the accessible set up is discharged, avoids the coolant liquid to get into the installation cavity of bearing and the part corrosion that arouses, in addition, if still have the coolant liquid to spill after the engine stops, then indicate that water seal 4 has damaged.
As a preferred embodiment of the utility model, being equipped with the sealing washer between pump case 1 and the apron shell 2, can improving the leakproofness of water pump, effectively solve the use problem that the coolant liquid leads to because of the leakproofness is poor.
As a preferred embodiment of the present invention, the cover plate case 2 is fixedly connected to the pump case 1 by hexagon socket head cap bolts.
Above embodiment only is for explaining the utility model discloses a technical thought can not be injectd with this the utility model discloses a protection scope, all according to the utility model provides a technical thought, any change of doing on technical scheme basis all falls into the utility model discloses within the protection scope.
Claims (8)
1. The utility model provides a high-efficient low noise automobile cooling water pump which characterized in that: the pump comprises a pump shell (1) with an inner cavity, a cover plate shell (2) for sealing the inner cavity is buckled on the pump shell (1), a shaft connecting bearing (3) is arranged in the pump shell (1), two ends of the shaft connecting bearing (3) extend out of the pump shell (1), a water seal (4) is arranged between the shaft connecting bearing (3) and the pump shell (1), a left journal of the shaft connecting bearing (3) extends out of the pump shell (1) and is provided with a belt wheel (5), a right journal of the shaft connecting bearing (3) extends out of the pump shell (1) and is provided with an impeller (6), the impeller (6) is arranged on the shaft connecting bearing (3) through an impeller sleeve (7), a top hole (8) is arranged on the impeller sleeve (7), a diversion cone (9) is detachably arranged on the impeller (6), the small end of the diversion cone (9) extends to be arranged at a water inlet of the impeller (6), a plurality of buffering bulges (10) are arranged on the outer side wall of the pump shell (1), wherein:
the impeller comprises an impeller sleeve (7), and is characterized in that an external thread is arranged outside the impeller sleeve (7), the flow guide cone (9) comprises a flow guide cone body (91), an internal thread matched with the external thread is arranged inside the flow guide cone body (91), a mounting hole (92) is arranged in the flow guide cone body (91), a positioning rod (93) matched with the top hole (8) is arranged in the mounting hole (92), an open slot (94) is formed in the center line of the positioning rod (93), the positioning rod (93) is divided into two parts by the open slot (94), a clamping block (95) is arranged at one end, far away from the flow guide cone body (91), of the positioning rod (93), and the section of the clamping block (95) is arc-shaped.
2. The high efficiency, low noise automotive cooling water pump of claim 1, characterized by: the large end of the diversion cone (9) is matched with the impeller sleeve (7).
3. The high efficiency, low noise automotive cooling water pump of claim 1, characterized by: the surface of the pump shell (1) is sleeved with a sound insulation sleeve.
4. The high efficiency, low noise automotive cooling water pump of claim 1, characterized by: the pump is characterized in that a flow guide cover (11) is arranged in the inner cavity of the pump shell (1), the flow guide cover (11) covers the water seal (4), and the flow guide cover (11) is in clearance fit with a right journal of the shaft connecting bearing (3).
5. The high efficiency, low noise automotive cooling water pump of claim 1, characterized by: the buffer bulge (10) is of a hemispherical structure.
6. The high efficiency, low noise automotive cooling water pump of claim 1, characterized by: and a water drainage hole is arranged between the water seal (4) and the shaft connecting bearing (3).
7. The high efficiency, low noise automotive cooling water pump of claim 1, characterized by: and a sealing ring is arranged between the pump shell (1) and the cover plate shell (2).
8. The high efficiency, low noise automotive cooling water pump of claim 1, characterized by: the cover plate shell (2) is fixedly connected to the pump shell (1) through inner hexagonal flower-shaped pan head bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220513174.8U CN217354898U (en) | 2022-03-09 | 2022-03-09 | High-efficient low noise automobile cooling water pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220513174.8U CN217354898U (en) | 2022-03-09 | 2022-03-09 | High-efficient low noise automobile cooling water pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217354898U true CN217354898U (en) | 2022-09-02 |
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ID=83051236
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220513174.8U Active CN217354898U (en) | 2022-03-09 | 2022-03-09 | High-efficient low noise automobile cooling water pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217354898U (en) |
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2022
- 2022-03-09 CN CN202220513174.8U patent/CN217354898U/en active Active
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