CN209414189U - A kind of automobile cooling water pump - Google Patents
A kind of automobile cooling water pump Download PDFInfo
- Publication number
- CN209414189U CN209414189U CN201920033616.7U CN201920033616U CN209414189U CN 209414189 U CN209414189 U CN 209414189U CN 201920033616 U CN201920033616 U CN 201920033616U CN 209414189 U CN209414189 U CN 209414189U
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- pump
- pump housing
- impeller
- ball bearing
- deep groove
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Abstract
The utility model discloses a kind of automobile cooling water pumps, including the pump housing, pump shaft, impeller, gear and water seal arrangement, the upper end of the pump housing is provided with bearing block, the bearing block passes through pump shaft and extends one end of the pump housing and connect with the pump housing, driving chamber is formed between the bearing block and the pump housing, the gear is helical gear and is located in the driving chamber, the side of the bearing block is equipped with the power interface communicated with driving chamber, the upper and lower ends that the pump shaft is located at gear are respectively installed with the first deep groove ball bearing and the second deep groove ball bearing, the upper port inner wall of the outer ring fixed bearing block of first deep groove ball bearing, second deep groove ball bearing is located in upper cavity and pump housing inner wall is fixed in its outer ring.The automobile cooling water pump of the utility model is structurally reasonable, and gear drives the stability of pump shaft rotation lasting, is conducive to keep good transfer efficiency.
Description
Technical field
The utility model relates to automobile engine water cooling systems, and in particular to a kind of automobile cooling water pump.
Background technique
Auto pump is one of the ost important components in engine-cooling system, it will be outside the mechanical energy of prime mover or other
Energy sends liquid to, increases liquid energy.
Existing auto pump generally includes the pump housing, pump shaft, impeller, gear and water seal arrangement, and pump shaft is inserted in the pump housing
Inner cavity and one end extend the pump housing, water seal arrangement is set on pump shaft and the inner cavity of the pump housing is separated into upper and lower cavity, tooth
Wheel is installed on one end that pump shaft extends the pump housing, and impeller is installed on one end that pump shaft is located at the lower chamber, passes through water pump
It is linked in engine and just can recycle and pump out in-engine hot water, cold water is pumped into, to keep the normal operation of engine.So
And above structure water pump the exposed outside in the pump housing of gear and pump shaft use single-bearing mounting structure, be used for a long time it is lower will
The service performance of gear is influenced, or even is easily damaged, and existing pump shaft would generally use single bearing mounting structure, it is practical
It will affect the stability of driving pump shaft rotation in use process.
Utility model content
The utility model provides a kind of automobile cooling water pump, and the automobile cooling water pump is structurally reasonable, and gear drives water
Stability when pump shaft rotates is good.
In order to solve the problems existing in background technology, the utility model uses following technical scheme: a kind of automobile is cold
But water pump, including the pump housing, pump shaft, impeller, gear and water seal arrangement, the pump shaft is inserted in the inner cavity of the pump housing and one end is prolonged
The pump housing is stretched out, the water seal arrangement is set on pump shaft and the inner cavity of the pump housing is separated into upper and lower cavity, the gear installation
Extend one end of the pump housing in pump shaft, the impeller is installed on one end that pump shaft is located at the lower chamber, the pump housing
Upper end is provided with bearing block, and the bearing block passes through pump shaft and extends one end of the pump housing and connect with the pump housing, the bearing
Driving chamber is formed between seat and the pump housing, the gear is helical gear and is located in the driving chamber, the side of the bearing block
Equipped with the power interface communicated with driving chamber, the external port of the power interface is equipped with connecting flange, and the pump shaft is located at tooth
The upper and lower ends of wheel are respectively installed with the first deep groove ball bearing and the second deep groove ball bearing, the outer ring of first deep groove ball bearing
The upper port inner wall of fixed bearing block, second deep groove ball bearing is located in upper cavity and its outer ring is fixed in the pump housing
Wall.
The cooling water car pump configuration is more compact, by the pump housing be equipped with bearing block, make gear be located at bearing block with
It, can be persistently steady so as to protect gear to be not easily susceptible to external impact damage well in driving chamber between the pump housing
The rotation of fixed driving pump shaft is rotated with the rotation that impeller is stable using the power-equipments sliding tooth wheel such as motor, is moved
The line shaft of power equipment is sequentially connected with power gear, and power gear is arranged at power interface, and with gear engaged transmission, and
It is arranged by the duplex bearing of the first deep groove ball bearing and the second deep groove ball bearing to replace the single bearing structure energy in original structure
Stability when enough installing and using the pump shaft of water pump is more preferable, that is, can guarantee the stability of impeller work.
The further setting of the utility model: the pump shaft is on the position of upper cavity and is set with packet skeleton in one
Oil sealing, the interior packet outside framework oil seal are close proximity to the lower end side of the second deep groove ball bearing, and second deep groove ball bearing
Circlip for shaft is provided between interior packet outside framework oil seal.
The setting of interior packet outside framework oil seal can make the better tightness between upper and lower cavity, and circlip for shaft can
The abrasion that contacts with each other between interior packet outside framework oil seal and the second deep groove ball bearing is avoided, while being conducive to further increase pump body
Sealing performance.
The further setting of the utility model: the pump housing inner wall, which is located at the position of the second deep groove ball bearing upper surface, to be set
There is annular groove, the annular groove is equipped with corresponding circlip for hole, and the lower end surface of the circlip for hole is close to
In the upper surface of second deep groove ball bearing.When the pump housing is by external greater impact, circlip for hole can be good at
Prevent the second deep groove ball bearing from moving up, to keep good service performance.
The further setting of the utility model: the impeller includes impeller buss and impeller body, the impeller body
Outside forms several impeller blades of circumferentially spaced setting, and the impeller buss interference is located at lower chamber in pump shaft
The end of one end, the impeller buss are metal material, and the impeller body is engineering plastics material, the impeller buss and institute
Impeller body injection molding is stated to be integrated.
The further setting of the utility model: it is connected between the bearing block and the pump housing by multiple soket head cap screws.
Can be made by the connection of soket head cap screw it is convenient for disassembly and assembly between bearing block and the pump housing, convenient for the inspection of internal structure
It repairs.
The utility model has the beneficial effects that: a kind of cooling water car pump configuration of the utility model is more compact, dress
With more convenient, keep the stability of gear driving pump shaft rotation more lasting, be conducive to keep good transfer efficiency.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described.In the accompanying drawings, similar element
Or part is generally identified by similar appended drawing reference.In attached drawing, each element or part might not be drawn according to actual ratio.
Fig. 1 is the structural schematic diagram of the automobile cooling water pump in the utility model.
Specific embodiment
It is described in detail below in conjunction with embodiment of the attached drawing to technical solutions of the utility model.Following embodiment is only
For clearly illustrating the technical solution of the utility model, therefore it is only used as example, and it is originally practical to cannot be used as a limitation limitation
Novel protection scope.
It should be noted that unless otherwise indicated, technical term or scientific term used in this application should be this reality
The ordinary meaning understood with novel one of ordinary skill in the art.
As shown in Figure 1, a kind of automobile cooling water pump of the utility model embodiment, including the pump housing 1, pump shaft 2, impeller 3,
Gear 4 and water seal arrangement 5, pump shaft 2 is inserted in the inner cavity of the pump housing 1 and the pump housing 1 is extended in one end, further, by water seal arrangement 5
It is set on pump shaft 2 and the inner cavity of the pump housing 1 is separated into upper and lower cavity 11,12, gear 4 is installed on pump shaft 2 and extends pump
One end of body 1, impeller 3 are installed on one end that pump shaft 2 is located in lower chamber 12, further, are fixed with axis in the upper end of the pump housing 1
Seat 6 is held, one end (i.e. upper end) that pump shaft 2 extends the pump housing 1 passes through bearing block 6, forms driving between bearing block 6 and the pump housing 1
Chamber 13, gear 4 are helical gear and are located in driving chamber 13, further, are located at the upper and lower ends difference of gear 4 in pump shaft 2
It is set with the first deep groove ball bearing 7 and the second deep groove ball bearing 8,7 outer ring of the first deep groove ball bearing is in the upper port of bearing block 6
Wall, and the second deep groove ball bearing 8 is located in upper cavity 11 and 1 inner wall of the pump housing is fixed in its outer ring, by being equipped with axis on the pump housing 1
Hold seat 6, make gear 4 in the driving chamber 13 between bearing block 6 and the pump housing 1, so as to protect well gear 4 not vulnerable to
Damaged to external impact, can lasting stability driving pump shaft 2 rotation, with the rotation that impeller 3 is stable, institute
The side for stating bearing block 6 is equipped with the power interface 17 communicated with driving chamber, and the external port of the power interface 17 is equipped with connection method
Orchid can be installed a seal closure by connecting flange, be rotated using the power-equipments sliding tooth wheel such as motor, and power-equipment moves
Power axis is sequentially connected with power gear, and power gear is arranged at power interface 17, and with the engaged transmission of gear 4, seal closure cover
Outside power gear, the wheel shaft of power gear is installed on the inside of seal closure by bearing and machine envelope；The wheel shaft of power gear from
It stretches out in seal closure, and is sequentially connected with power-equipment；And pass through pair of the first deep groove ball bearing 7 and the second deep groove ball bearing 8
Stability when bearing setting is to replace the single bearing structure in original structure that pump shaft 2 can be made to install and use is more preferable.
In the present embodiment, pump shaft 2, which is on the position of upper cavity 11, is set with packet outside framework oil seal 9 in one, interior packet bone
Frame oil sealing 9 is close proximity to the lower end side of the second deep groove ball bearing 8, and sets between the second deep groove ball bearing 8 and Nei Bao outside framework oil seal 9
It is equipped with circlip for shaft 10, the setting of interior packet outside framework oil seal 9 can make the better tightness between upper and lower cavity 11,12, and
Circlip for shaft 10 can be avoided the friction that contacts with each other between interior packet outside framework oil seal 9 and the second deep groove ball bearing 8, be conducive into
One step improves the sealing performance inside the pump housing 1.
In the present embodiment, 1 inner wall of the pump housing, which is located at the position of 8 upper surface of the second deep groove ball bearing, is equipped with annular groove 14,
Annular groove 14 is equipped with corresponding circlip for hole 15, and the second deep-groove ball is tightly attached in the lower end surface of circlip for hole 15
The upper surface of bearing 8, so that circlip for hole 15 can be good at preventing second when the pump housing 1 is by external greater impact
Deep groove ball bearing 8 moves up, to keep good service performance.
In the present embodiment, impeller 3 includes impeller buss 31 and impeller body 32, forms edge outside the impeller body 32
Circumferentially spaced several impeller blades, 31 interference of impeller buss are located at 12 one end of lower chamber in pump shaft 2
End, the impeller buss 31 are metal material, and the impeller body 32 is engineering plastics material, the impeller buss 31 and institute
It states the injection molding of impeller body 32 to be integrated, the outside of the impeller buss 31 has circumferentially spaced positioning protrusion, described
There is circumferentially spaced positioning groove inside impeller body 32, the positioning protrusion correspondence is moulded in positioning groove,
So that the two is fixedly connected, effect is good, and the process for saving man-made assembly.
In the present embodiment, is connected between bearing block 6 and the pump housing 1 by multiple soket head cap screws 16, pass through soket head cap screw
16 connection can make it is convenient for disassembly and assembly between bearing block 6 and the pump housing 1, convenient for the maintenance of internal structure.
Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should
Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of
Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new
The range of each embodiment technical solution of type, should all cover in the claim of the utility model and the range of specification.
Claims (5)
1. a kind of automobile cooling water pump, including the pump housing, pump shaft, impeller, gear and water seal arrangement, the pump shaft are inserted in pump
The pump housing is extended in the inner cavity and one end of body, and the water seal arrangement is set on pump shaft and is separated into the inner cavity of the pump housing above and below
Cavity, the gear are installed on one end that pump shaft extends the pump housing, and the impeller is installed on pump shaft and is located at the lower chamber
One end, it is characterised in that: the upper end of the pump housing is provided with bearing block, and the bearing block passes through pump shaft and extends the pump housing
One end is simultaneously connect with the pump housing, driving chamber is formed between the bearing block and the pump housing, the gear is helical gear and is located at institute
It states in driving chamber, the side of the bearing block is equipped with the power interface communicated with driving chamber, and the pump shaft is located at the upper of gear
Lower both ends are respectively installed with the first deep groove ball bearing and the second deep groove ball bearing, the outer ring fixing axle of first deep groove ball bearing
The upper port inner wall of seat is held, second deep groove ball bearing is located in upper cavity and pump housing inner wall is fixed in its outer ring.
2. a kind of automobile cooling water pump according to claim 1, it is characterised in that: the pump shaft is in upper cavity
Packet outside framework oil seal in one is set on position, the interior packet outside framework oil seal is close proximity to the lower end side of the second deep groove ball bearing,
And circlip for shaft is provided between second deep groove ball bearing and Nei Bao outside framework oil seal.
3. a kind of automobile cooling water pump according to claim 1, it is characterised in that: the pump housing inner wall is located at the second zanjon
Annular groove is equipped at the position of ball bearing upper surface, the annular groove is equipped with corresponding circlip for hole, the hole
It is tightly attached to the upper surface of second deep groove ball bearing with the lower end surface of circlip.
4. a kind of automobile cooling water pump according to claim 1, it is characterised in that: the impeller include impeller buss and
Impeller body forms several impeller blades of circumferentially spaced setting, the impeller buss interference outside the impeller body
It is set in the end that pump shaft is located at lower chamber one end, the impeller buss is metal material, and the impeller body is engineering plastic
Expect material, the impeller buss is integrated with impeller body injection molding.
5. a kind of automobile cooling water pump according to any one of claim 1 to 4, it is characterised in that: the bearing block
It is connected between the pump housing by multiple soket head cap screws.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920033616.7U CN209414189U (en) | 2019-01-09 | 2019-01-09 | A kind of automobile cooling water pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920033616.7U CN209414189U (en) | 2019-01-09 | 2019-01-09 | A kind of automobile cooling water pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209414189U true CN209414189U (en) | 2019-09-20 |
Family
ID=67943251
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920033616.7U Active CN209414189U (en) | 2019-01-09 | 2019-01-09 | A kind of automobile cooling water pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209414189U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109538490A (en) * | 2019-01-09 | 2019-03-29 | 浙江维新汽车配件有限公司 | A kind of automobile cooling water pump |
-
2019
- 2019-01-09 CN CN201920033616.7U patent/CN209414189U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109538490A (en) * | 2019-01-09 | 2019-03-29 | 浙江维新汽车配件有限公司 | A kind of automobile cooling water pump |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 317300 Yongan Industrial Zone, Xianju, Zhejiang, China, Patentee after: Zhejiang Weixin Auto Parts Co., Ltd Address before: 317300 Chunhui Middle Road, Yongan Industrial Park, Xianju County, Taizhou City, Zhejiang Province Patentee before: ZHEJIANG WEIXIN AUTO ACCESSORIES Co.,Ltd. |