CN206860523U - A kind of high leakproofness industry oil pump shaft - Google Patents
A kind of high leakproofness industry oil pump shaft Download PDFInfo
- Publication number
- CN206860523U CN206860523U CN201720552771.0U CN201720552771U CN206860523U CN 206860523 U CN206860523 U CN 206860523U CN 201720552771 U CN201720552771 U CN 201720552771U CN 206860523 U CN206860523 U CN 206860523U
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- China
- Prior art keywords
- big
- small
- connecting plate
- limited block
- baffle ring
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Abstract
It the utility model is related to oil pump shaft technical field, especially a kind of high leakproofness industry oil pump shaft, including axis body, with offering big chute in a ring on the pump housing of big connecting plate position correspondence, the big connecting plate end is uniformly provided with multiple big balls, the big ball is rolled with big chute and connected, multiple through holes are opened on big baffle ring, and the height of through hole is less than the height of small baffle ring, anti-backflow device is provided with the through hole, the anti-backflow device includes limited block and connecting shaft, the limited block is arranged in through hole in a ring, and limited block is located remotely from one end of the pump housing, connection shaft end on the outside of limited block is provided with baffle plate, connection shaft end on the inside of limited block is provided with connecting rod, spring is connected between the both ends of the connecting rod and limited block.The high leakproofness industry oil pump shaft, sealing is higher, and the part set required for outside is reduced, and technique is simple.
Description
Technical field
It the utility model is related to oil pump shaft technical field, more particularly to a kind of high leakproofness industry oil pump shaft.
Background technology
Oil pump shaft is all mounted in pump, the power rotated for offer, and the junction of oil pump shaft and the pump housing needs to seal
Oil can not be entered inside pump for device, and traditional oil pump shaft is to realize sealing, this sealing by mechanical sealing member
Mode axle is not involved in, and sealing effectiveness is bad, and the part set required for outside is more, complex process, therefore, it is proposed that
A kind of high leakproofness industry oil pump shaft.
Utility model content
The purpose of this utility model is that oil pump sealing is poor in order to solve to exist in the prior art, and mounting process is complicated to be lacked
Point, and a kind of high leakproofness industry oil pump shaft proposed.
To achieve these goals, the utility model employs following technical scheme：
A kind of high leakproofness industry oil pump shaft is designed, including axis body, the axis body are plugged on the pump housing, positioned at pump housing both sides
Axis body on be arranged with small oil shield, the small oil shield includes small baffle ring and small connecting plate, and the small baffle ring is fixed
It is connected in axis body circumference, the small connecting plate is fixed in the circumference of small baffle ring, and small baffle ring is vertical with small connecting plate
Set, with offering small chute in a ring on the pump housing of small connecting plate position correspondence, the small connecting plate end is uniformly set
There are multiple small balls, the small ball is rolled with small chute and connected, is additionally provided with the axis body on the outside of the pump housing and small oil shield
Big oil shield, the big oil shield include big baffle ring, big connecting plate and multiple through holes, and the big baffle ring is fixed on axis body
On, the big connecting plate is fixed in the circumference of big baffle ring, and big baffle ring is vertically arranged with big connecting plate, with big connecting plate
Big chute in a ring is offered on the pump housing of position correspondence, the big connecting plate end is uniformly provided with multiple big balls, institute
State big ball and roll connection with big chute, multiple through holes are opened on big baffle ring, and the height of through hole is less than small baffle ring
Highly, anti-backflow device is provided with the through hole, the anti-backflow device includes limited block and connecting shaft, and the limited block is in ring
Shape is arranged in through hole, and limited block is located remotely from one end of the pump housing, and the connection shaft end on the outside of limited block is provided with baffle plate,
Connection shaft end on the inside of limited block is provided with connecting rod, and spring is connected between the both ends of the connecting rod and limited block.
Preferably, the length of the connecting rod is more than the internal diameter of limited block annular in shape, and the baffle plate is set close to the side of through hole
There is sealing gasket.
Preferably, multiple guide grooves are uniformly provided with the axis body on the outside of big oil shield.
Preferably, the small baffle ring and small connecting plate are integrally formed setting, the big baffle ring and big connecting plate one
Shaping is set.
Preferably, the rounded setting of the baffle plate, and the diameter of baffle plate is more than the diameter of through hole.
The utility model proposes a kind of high leakproofness industry oil pump shaft, beneficial effect is：By provided with big oil shield
It can tentatively prevent fluid from entering in pump, the anti-backflow device and through hole that are provided with can prevent fluid suck-back from entering in big oil shield,
The fluid having penetrated on a small quantity can also be discharged from through hole, by provided with two relative small oil shields, can effectively prevent
Only fluid is exited into pump out of small oil shield of the interior survey so that the sealing effectiveness of oil pump shaft is more preferable, high leakproofness industry
Oil pump shaft, sealing is higher, and the part set required for outside is reduced, and technique is simple.
Brief description of the drawings
Fig. 1 be the utility model proposes a kind of high leakproofness industry oil pump shaft structure main sectional view；
Fig. 2 be the utility model proposes a kind of high leakproofness industry oil pump shaft structural front view；
Fig. 3 be the utility model proposes a kind of high leakproofness industry oil pump shaft A at structure enlargement diagram；
Fig. 4 be the utility model proposes a kind of high leakproofness industry oil pump shaft anti-backflow device structural representation.
In figure：Axis body 1, the pump housing 2, small oil shield 3, big oil shield 4, guide groove 5, small chute 6, small ball 7, big chute 8,
It is big ball 9, small baffle ring 31, small connecting plate 32, big baffle ring 41, big connecting plate 42, through hole 43, anti-backflow device 10, spacing
Block 11, connecting rod 12, baffle plate 13, connecting shaft 14.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.
Reference picture 1-4, a kind of high leakproofness industry oil pump shaft, including axis body 1, axis body 1 is plugged on the pump housing 2, positioned at pump
Small oil shield 3 is arranged with the axis body 1 of the both sides of body 2, small oil shield 3 includes small baffle ring 31 and small connecting plate 32, small baffle
Ring 31 is fixedly connected in the circumference of axis body 1, and small connecting plate 32 is fixed in the circumference of small baffle ring 31, and small baffle ring 31 with it is small
Connecting plate 32 is vertically arranged, with offering small chute 6 in a ring, small connecting plate on the pump housing 2 of the small position correspondence of connecting plate 32
32 ends are uniformly provided with multiple small balls 7, and small ball 7 is rolled with small chute 6 and connected.
Big oil shield 4 is additionally provided with the axis body 1 in the pump housing 2 and the outside of small oil shield 3, big oil shield 4 includes big baffle
Ring 41, big connecting plate 42 and multiple through holes 43, big baffle ring 41 are fixed on axis body 1, and big connecting plate 42 is fixed on big baffle ring
In 41 circumference, and big baffle ring 41 is vertically arranged with big connecting plate 42, with being opened up on the pump housing 2 of the big position correspondence of connecting plate 42
There is big chute 8 in a ring, the big end of connecting plate 42 is uniformly provided with multiple big balls 9, and big ball 9 rolls with big chute 8 to be connected
Connect, multiple through holes 43 are opened on big baffle ring 41, and the height of through hole 43 is less than the height of small baffle ring 31, positioned at big grease proofing
Multiple guide grooves 5 are uniformly provided with the axis body 1 in the outside of cover 4, the fluid of the outflow out of through hole 43 are exported, from big oil shield 4
The fluid of interior infiltration can flow out out of through hole 43, prevent from flowing into from the small oil shield 3 in outside, the small oil shield 3 that inner side is provided with
It can prevent fluid from entering in pump.
Anti-backflow device 10 is provided with through hole 43, anti-backflow device 10 includes limited block 11 and connecting shaft 14, limited block 11
It is arranged in a ring in through hole 43, and limited block 11 is located remotely from one end of the pump housing 2, the connecting shaft 14 positioned at the outside of limited block 11
End is provided with baffle plate 13, and the length of connecting rod 12 is more than the internal diameter of limited block 11 annular in shape, and baffle plate 13 is set close to the side of through hole 43
There is sealing gasket, can prevent fluid from entering out of through hole 43 in pump, 13 rounded setting of baffle plate, and the diameter of baffle plate 13 is more than logical
The diameter in hole 43, connecting rod 12 is provided with positioned at the end of connecting shaft 14 of the inner side of limited block 11, the both ends of connecting rod 12 and limited block 11 it
Between be connected to spring 15, small baffle ring 31 and small connecting plate 32 are integrally formed setting, big baffle ring 41 and big connecting plate 42
Setting is integrally formed, increases sealing and stability.
By can tentatively prevent fluid from entering in pump provided with big oil shield 4, the anti-backflow device 10 and through hole 43 that are provided with
Can prevent fluid suck-back from entering in big oil shield 4, additionally it is possible to the fluid having penetrated on a small quantity is discharged from through hole 43, by provided with
Two relative small oil shields 3, can effectively prevent fluid from being exited into out of interior survey small oil shield 3 in pump so that oil
The sealing effectiveness of pump shaft is more preferable, and the high leakproofness industry oil pump shaft, sealing is higher, and the part set required for outside is reduced,
Technique is simple.
More than, the only preferable embodiment of the utility model, but the scope of protection of the utility model is not limited to
In this, any one skilled in the art is in the technical scope that the utility model discloses, according to the utility model
Technical scheme and its utility model design be subject to equivalent substitution or change, should all cover the scope of protection of the utility model it
It is interior.
Claims (5)
1. a kind of high leakproofness industry oil pump shaft, including axis body (1), the axis body (1) is plugged on the pump housing (2), and its feature exists
In being arranged with small oil shield (3) on the axis body (1) of the pump housing (2) both sides, the small oil shield (3) includes small baffle ring
(31) it is fixedly connected on small connecting plate (32), the small baffle ring (31) in axis body (1) circumference, the small connecting plate (32) is solid
It is scheduled in the circumference of small baffle ring (31), and small baffle ring (31) is vertically arranged with small connecting plate (32), with small connecting plate (32)
Small chute (6) in a ring is offered on the pump housing (2) of position correspondence, small connecting plate (32) end is uniformly provided with multiple
Small ball (7), the small ball (7) roll with small chute (6) and connected, the axis body on the outside of the pump housing (2) and small oil shield (3)
(1) big oil shield (4) is additionally provided with, the big oil shield (4) includes big baffle ring (41), big connecting plate (42) and multiple through holes
(43), the big baffle ring (41) is fixed on axis body (1), and the big connecting plate (42) is fixed on the circumference of big baffle ring (41)
On, and big baffle ring (41) is vertically arranged with big connecting plate (42), with being opened up on the pump housing (2) of big connecting plate (42) position correspondence
There is big chute (8) in a ring, big connecting plate (42) end is uniformly provided with multiple big balls (9), the big ball (9)
Roll and connect with big chute (8), multiple through holes (43) are opened on big baffle ring (41), and the height of through hole (43) is less than small gear
The height of ring (31) is flowed, is provided with anti-backflow device (10) in the through hole (43), the anti-backflow device (10) includes limited block
(11) and connecting shaft (14), the limited block (11) is arranged in through hole (43) in a ring, and limited block (11) is located remotely from pump
One end of body (2), connecting shaft (14) end on the outside of limited block (11) are provided with baffle plate (13), on the inside of limited block (11)
Connecting shaft (14) end be provided with connecting rod (12), be connected to spring between the both ends of the connecting rod (12) and limited block (11)
(15)。
A kind of 2. high leakproofness industry oil pump shaft according to claim 1, it is characterised in that the length of the connecting rod (12)
More than the internal diameter of limited block annular in shape (11), the baffle plate (13) is provided with sealing gasket close to the side of through hole (43).
3. a kind of high leakproofness industry oil pump shaft according to claim 1, it is characterised in that positioned at big oil shield (4) outside
Multiple guide grooves (5) are uniformly provided with the axis body (1) of side.
A kind of 4. high leakproofness industry oil pump shaft according to claim 1, it is characterised in that the small baffle ring (31) and
Small connecting plate (32) is integrally formed setting, and the big baffle ring (41) and big connecting plate (42) are integrally formed setting.
5. a kind of high leakproofness industry oil pump shaft according to claim 1, it is characterised in that the baffle plate (13) is rounded
Set, and the diameter of baffle plate (13) is more than the diameter of through hole (43).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720552771.0U CN206860523U (en) | 2017-05-18 | 2017-05-18 | A kind of high leakproofness industry oil pump shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720552771.0U CN206860523U (en) | 2017-05-18 | 2017-05-18 | A kind of high leakproofness industry oil pump shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206860523U true CN206860523U (en) | 2018-01-09 |
Family
ID=60824134
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720552771.0U Expired - Fee Related CN206860523U (en) | 2017-05-18 | 2017-05-18 | A kind of high leakproofness industry oil pump shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206860523U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110094341A (en) * | 2018-01-28 | 2019-08-06 | 吴军 | A kind of process pump pump port structure connection method |
| CN114135565A (en) * | 2021-10-12 | 2022-03-04 | 宁波镇明转轴有限公司 | Novel automobile oil pump driving shaft and machining process thereof |
-
2017
- 2017-05-18 CN CN201720552771.0U patent/CN206860523U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110094341A (en) * | 2018-01-28 | 2019-08-06 | 吴军 | A kind of process pump pump port structure connection method |
| CN114135565A (en) * | 2021-10-12 | 2022-03-04 | 宁波镇明转轴有限公司 | Novel automobile oil pump driving shaft and machining process thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180109 Termination date: 20200518 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |