CN201763601U - Novel steering pump of truck - Google Patents
Novel steering pump of truck Download PDFInfo
- Publication number
- CN201763601U CN201763601U CN2010202689209U CN201020268920U CN201763601U CN 201763601 U CN201763601 U CN 201763601U CN 2010202689209 U CN2010202689209 U CN 2010202689209U CN 201020268920 U CN201020268920 U CN 201020268920U CN 201763601 U CN201763601 U CN 201763601U
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- China
- Prior art keywords
- pump
- pump housing
- oil distribution
- distribution casing
- oil
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Abstract
The utility model discloses a novel steering pump of a truck, which comprises a pump body, a pump shaft arranged in the inner cavity of the pump body as well as a front oil distribution plate and a vane arranged on the pump shaft. One end of the pump shaft is sealed and connected with the inner cavity of the pump body; the other end of the pump body is provided with a pump cover which is provided with the body of the oil distribution plate and used for sealing the inner cavity of the pump body; plane sealing is formed between the inside surface of the body of the oil distribution plate and a sealed end surface at one side of the pump body. In the novel truck steering pump, an original back oil distribution cover and a back cover are combined to form the pump cover of an integrated structure, thereby omitting structures of steel wire check rings, compression springs. The novel steering pump has simple structure, and is convenient to be assembled and disassembled.
Description
Technical field
The utility model relates to the steering pump of automobile technical field.
Background technique
For guaranteeing the safe operation of automobile, need often each component in the automobile to be keeped in repair, maintain, as steering pump.Clean and maintenance for convenience of steering pump, on the pump housing, be provided with a pump cover, pulling down pump cover just can be to the part disassembly, cleaning in the steering pump, but the existing steering pump of automobile great majority that use are structures of late nineteen eighties, as shown in Figure 1, the characteristics of this steering pump are preceding oil distribution casing 01, stator 02, afterwards oil distribution casing 03, bonnet 04 all are contained in the back cavity of the pump housing, can on press machine, be pressed into each part in order during assembling, stability when considering the steering pump operation, usually use O-ring seals to seal, be used to prevent that the high low pressure oil pocket is ganged up in the steering pump; Adopt Steel Cable Baffle Ring to fix bonnet, prevent that it from getting loose.But said structure makes that the dismounting of steering pump is very difficult, especially dismantles bonnet, preceding oil distribution casing, the back oil distribution casing need expend the plenty of time.China national Department of Intellectual Property is " 03241278.9 " on 04 14th, the 2004 disclosed patent No.s, name is called in the patent of " dismounting device of steering pump of automobile Steel Cable Baffle Ring ", adopted and on the pump housing, offered a radial hole that penetrates the pump housing, during dismounting, stretch in the aperture the Steel Cable Baffle Ring top from the installation position to make things convenient for the pump cover dismounting by iron wire or iron nail, but radial hole the intensity that can have influence on the steering pump pump housing is set, and this patent has just solved the difficult problem of pump cover dismounting, other parts are still inconvenient when dismounting in the steering pump, fundamentally do not solve above-mentioned technical barrier.
Summary of the invention
Technical problem to be solved in the utility model just provides a kind of simple in structure, all novel very easily truck steering pump of installation and removal.
For solving the problems of the technologies described above, the utility model adopts following technological scheme: a kind of novel truck steering pump, comprise the pump housing, be located at pump housing inner chamber pump shaft, be installed in preceding oil distribution casing and blade assembly on the pump shaft, described pump shaft one end is connected with pump housing bore seal, it is characterized in that: the pump shaft the other end is provided with a pump cover that has the oil distribution casing body and is used for the canned pump intracoelomic cavity, and the end face that seals of the inboard card of described oil distribution casing body and the pump housing one side forms plane sealing.
Further, the described pump cover and the pump housing are connected and fixed by some groups of screws.
Further, the inboard card of oil distribution casing body or the end face that seals of the pump housing are provided with annular groove, are embedded with O-ring seals in this annular groove.
Further, described preceding oil distribution casing at pump housing inner chamber, forms plane sealing between a side panel face of preceding oil distribution casing and pump housing internal chamber wall by its disk body cylindrical location and installation.The installation and removal of oil distribution casing are convenient before making.
Further, the sealing surface of described preceding oil distribution casing or pump housing internal chamber wall is provided with two annular grooves, is embedded with O-ring seals in the annular groove, is the oil discharge passage of preceding oil distribution casing between described two annular grooves.
Further, the described pump housing is provided with fuel-displaced and the oil-feed portion that is communicated with pump housing inner chamber, is provided with oil outlet in fuel-displaced, is provided with the throttling bodies of control fluid flow in the described oil outlet, and described throttling bodies is provided with damping hole.
Further, be provided with mach overflow hole in the described pump housing.
The beneficial effects of the utility model: the utility model combines the pump cover that forms integrative-structure with original back oil distributing cover with bonnet, saved structures such as Steel Cable Baffle Ring, holddown spring; Preceding oil distribution casing passes through its disk body cylindrical location and installation in pump housing inner chamber; Cooperate the plane sealing mode that adopts between pump cover oil distribution casing body and pump housing end face, preceding oil distribution casing and the pump housing internal chamber wall greatly to simplify the pump inner structure, and make the installation and removal process of steering pump inner body significantly shorten, effectively increase work efficiency; The damping hole of original steering pump is arranged on the pump housing, because the damping hole aperture is too little, adds the easy deflection in hole in man-hour, drill bit frangibility, and the utility model is arranged on damping hole on the throttling bodies, is convenient to processing, has not only guaranteed quality of processing but also reduced cost; Overflow hole casting in original steering pump pump housing is come out, and dimensional accuracy is wayward, and overflow hole of the present utility model adopts machining, dimensional accuracy height, thereby the stability of assurance steering pump flow.
Description of drawings
Below in conjunction with accompanying drawing the utility model is described further:
Fig. 1 is the structural representation of existing steering pump;
Fig. 2 is the external structure schematic representation of the utility model steering pump;
Fig. 3 is the A-A sectional view of Fig. 2;
Fig. 4 is the enlarged view at the B place among Fig. 3;
Fig. 5 is the D-D revolved sectional view of Fig. 2;
Fig. 6 is the C place enlarged view among Fig. 5.
Embodiment
Extremely shown in Figure 6 as Fig. 2, the utility model is a kind of novel truck steering pump, comprise the pump housing 1, be located at pump housing inner chamber 10 pump shaft 2, be installed in preceding oil distribution casing 3 and blade assembly 4 on the pump shaft 2, described pump shaft 2 one ends and pump housing inner chamber 10 are tightly connected, pump shaft 2 the other ends are provided with a pump cover 5 that has oil distribution casing body 51 and are used for canned pump intracoelomic cavity 10, and the inboard card 52 of described oil distribution casing body 51 forms plane sealing with the end face 12 that seals of the pump housing one side; Pump cover 5 is connected and fixed by some groups of screws with the pump housing 1, during dismounting, unloads screw and gets final product.The end face 12 that seals of the inboard card 52 of oil distribution casing body 51 or the pump housing 1 is provided with annular groove, is embedded with O-ring seals 6 in this annular groove, improves sealing.Preceding oil distribution casing 3 at the pump housing 1 inner chamber, forms plane sealing between a side panel face of preceding oil distribution casing 3 and the described pump housing 1 internal chamber wall by its disk body cylindrical location and installation, and the installation and removal of oil distribution casing 3 are convenient before making; Be provided with two annular grooves on the sealing surface of preceding oil distribution casing 3 or pump housing internal chamber wall, being embedded with in the annular groove between 7, two annular grooves of O-ring seals is the oil discharge passage 31 of preceding oil distribution casing 3.The pump housing 1 is provided with fuel-displaced 14 and the oil-feed portion 13 that is communicated with pump housing inner chamber 10, is provided with oil outlet 141 in fuel-displaced 14, is provided with the throttling bodies 142 of control fluid flow in the oil outlet 141, is provided with damping hole 143 on throttling bodies 142; Also be provided with mach overflow hole 11 in the pump housing.
With reference to Fig. 1, the unloading process of existing steering pump: with press machine bonnet is depressed earlier, pulled down the Steel Cable Baffle Ring of bonnet back with special tool, knock bonnet, bonnet can eject under the effect of holddown spring; Take out holddown spring, split out the back oil distribution casing with special tool, because cavity gap is less in oil distribution casing and the pump housing 1 of back, and radially the decrement of O-ring seals is generally about 20%, and its elastic force acts on the oil distribution casing of back, causes back oil distribution casing dismounting difficult; Take out stator; There is same problem in the dismounting of preceding oil distribution casing 3 with the dismounting of back oil distribution casing.By improvement of the present utility model, original back oil distributing cover is combined the pump cover 5 that forms integrative-structure with bonnet, removed the demounting procedure of back oil distributing cover and bonnet from, cooperate the plane sealing mode that adopts between oil distribution casing body 51 and the pump housing 1 end face, preceding oil distribution casing 3 and the pump housing 1 internal chamber wall just can significantly shorten unloading process again, for the installation and removal of steering pump bring convenience.
Claims (7)
1. novel truck steering pump, comprise the pump housing (1), be located at pump housing inner chamber (10) pump shaft (2), be installed in preceding oil distribution casing (3) and blade assembly (4) on the pump shaft (2), described pump shaft (2) one ends and pump housing inner chamber (10) are tightly connected, it is characterized in that: pump shaft (2) the other end is provided with a pump cover (5) that has oil distribution casing body (51) and is used for canned pump intracoelomic cavity (10), and the inboard card (52) of described oil distribution casing body (51) forms plane sealing with the end face (12) that seals of the pump housing one side.
2. a kind of novel truck steering pump according to claim 1 is characterized in that: described pump cover (5) is connected and fixed by some groups of screws with the pump housing (1).
3. a kind of novel truck steering pump according to claim 1 is characterized in that: the end face (12) that seals of the inboard card (52) of oil distribution casing body (51) or the pump housing is provided with annular groove, is embedded with O-ring seals (6) in this annular groove.
4. according to claim 1 or 2 or 3 described a kind of novel truck steering pumps, it is characterized in that: oil distribution casing (3) in pump housing inner chamber (10), forms plane sealing between a side panel face of preceding oil distribution casing (3) and pump housing internal chamber wall by its disk body cylindrical location and installation before described.
5. a kind of novel truck steering pump according to claim 4, it is characterized in that: the sealing surface of oil distribution casing (3) or pump housing internal chamber wall is provided with two annular grooves before described, being embedded with O-ring seals (7) in the annular groove, is the oil discharge passage (31) of preceding oil distribution casing (3) between described two annular grooves.
6. according to claim 1 or 2 or 3 described a kind of novel truck steering pumps, it is characterized in that: the described pump housing (1) is provided with fuel-displaced (14) and the oil-feed portion (13) that is communicated with pump housing inner chamber, be provided with oil outlet (141) in fuel-displaced (14), be provided with the throttling bodies (142) of control fluid flow in the described oil outlet (141), described throttling bodies is provided with damping hole (143).
7. a kind of novel truck steering pump according to claim 6 is characterized in that: be provided with mach overflow hole (11) in the described pump housing (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202689209U CN201763601U (en) | 2010-07-21 | 2010-07-21 | Novel steering pump of truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202689209U CN201763601U (en) | 2010-07-21 | 2010-07-21 | Novel steering pump of truck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201763601U true CN201763601U (en) | 2011-03-16 |
Family
ID=43716207
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202689209U Expired - Lifetime CN201763601U (en) | 2010-07-21 | 2010-07-21 | Novel steering pump of truck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201763601U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102536802A (en) * | 2011-12-29 | 2012-07-04 | 全兴精工集团有限公司 | Power steering pump |
| CN102562584A (en) * | 2012-02-10 | 2012-07-11 | 长治液压有限公司 | Throttle sleeve for steering pump |
| CN102562585A (en) * | 2012-02-10 | 2012-07-11 | 长治液压有限公司 | Steering pump orifice sleeve with damping holes |
| CN106894984A (en) * | 2017-03-14 | 2017-06-27 | 广西玉柴机器股份有限公司 | Diesel engine steering pump |
-
2010
- 2010-07-21 CN CN2010202689209U patent/CN201763601U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102536802A (en) * | 2011-12-29 | 2012-07-04 | 全兴精工集团有限公司 | Power steering pump |
| CN102536802B (en) * | 2011-12-29 | 2014-02-12 | 全兴精工集团有限公司 | Power steering pump |
| CN102562584A (en) * | 2012-02-10 | 2012-07-11 | 长治液压有限公司 | Throttle sleeve for steering pump |
| CN102562585A (en) * | 2012-02-10 | 2012-07-11 | 长治液压有限公司 | Steering pump orifice sleeve with damping holes |
| CN106894984A (en) * | 2017-03-14 | 2017-06-27 | 广西玉柴机器股份有限公司 | Diesel engine steering pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: ZHEJIANG VIE PUMP-MANU CO., LTD. Free format text: FORMER NAME: ZHEJIANG HENGLONG VIE PUMP CO., LTD. |
|
| CP03 | Change of name, title or address |
Address after: 311835 Zhejiang city in Shaoxing Province town of Zhuji city shop WAN technology park Patentee after: ZHEJIANG VIE PUMP-MANU CO., LTD. Address before: 311835, Zhejiang City, Zhuji Province town of Wan An science and Technology Park Patentee before: Zhejiang Henglong Vie Pump Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20110316 |
|
| CX01 | Expiry of patent term |