CN204171970U - A kind of oil sprayer bushing erecting tools - Google Patents
A kind of oil sprayer bushing erecting tools Download PDFInfo
- Publication number
- CN204171970U CN204171970U CN201420486911.5U CN201420486911U CN204171970U CN 204171970 U CN204171970 U CN 204171970U CN 201420486911 U CN201420486911 U CN 201420486911U CN 204171970 U CN204171970 U CN 204171970U
- Authority
- CN
- China
- Prior art keywords
- oil sprayer
- erecting tools
- sprayer bushing
- guide portion
- installing hole
- Prior art date
- 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 - Fee Related
Links
- 230000007704 transition Effects 0.000 claims description 6
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 4
- 238000011900 installation process Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 3
- 239000000446 fuel Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- HCOLPNRPCMFHOH-UHFFFAOYSA-N Prodigiosin Natural products CCCCCC1C=C(C=C/2N=C(C=C2OC)c3ccc[nH]3)N=C1C HCOLPNRPCMFHOH-UHFFFAOYSA-N 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- TWFGRJUTAULJPZ-USZBIXTISA-N prodigiosin Chemical compound N1=C(C)C(CCCCC)=C\C1=C/C1=NC(C=2[N]C=CC=2)=C[C]1OC TWFGRJUTAULJPZ-USZBIXTISA-N 0.000 description 1
Landscapes
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
Abstract
The utility model discloses a kind of oil sprayer bushing erecting tools, it comprises locating piece, and its centre is vertically provided with installing hole; Housing screw, it is located in described installing hole; Described housing screw top is provided with nut, and middle part is provided with guide portion, and bottom is provided with frustum; Described frustum and the seat surface of oil sprayer bushing suitable.Its advantage is: led by the internal thread of installing hole, makes housing screw skew not occur in the process of pushing lining or loosen, optimizes the installation quality of lining; Because housing screw bottom is provided with the frustum suitable with lining seat surface, guarantee that in installation process, housing screw is even all the time to the force of lining seat surface, overcomes seat surface deformation problem, ensure that the performance of diesel engine.
Description
Technical field
The utility model relates to fuel injector field, is specifically related to a kind of oil sprayer bushing erecting tools.
Background technology
Fuel injector, be the part that cylinder of diesel engine covers, oil injector body is provided with the bush hole of mounting bush, and this lining is directly connected with the high-pressure oil pipe on diesel engine, be used for ensureing the sealing between fuel injector and cylinder cap, key effect is played to the normal operation of diesel engine.Traditional lining mounting means is that lining is knocked in bush hole by direct copper rod, but because such lining belongs to thin-walled parts, easily damage in various degree and distortion are caused to lining, thus there is the possibility that cannot knock in, even if knock in smoothly, also can affect the sealing property of lining and high-pressure oil pipe junction because of 60 of lining ° seat surface deformation, affect diesel engine performance.
Utility model content
The purpose of this utility model is to provide a kind of oil sprayer bushing erecting tools, using this erector's prodigiosin to avoid lining seat surface deformation problem of producing when loading oil injector body, ensureing that lining and diesel engine high-pressure fuel conduit high-seal are fitted, preventing leakage of oil.
In order to achieve the above object, the utility model is achieved through the following technical solutions:
A kind of oil sprayer bushing erecting tools, is characterized in that, comprise:
Locating piece, its centre is vertically provided with installing hole;
Housing screw, it is located in described installing hole; Described housing screw top is provided with nut, and middle part is provided with guide portion, and bottom is provided with frustum;
Described frustum and the seat surface of oil sprayer bushing suitable.
Above-mentioned a kind of oil sprayer bushing erecting tools, wherein:
Described guide portion is cylinder.
Above-mentioned a kind of oil sprayer bushing erecting tools, wherein:
The outside wall surface of described guide portion is provided with external screw thread.
Above-mentioned a kind of oil sprayer bushing erecting tools, wherein:
The internal face of described installing hole is provided with the internal thread suitable with the external screw thread of described guide portion.
Above-mentioned a kind of oil sprayer bushing erecting tools, wherein:
Described locating piece comprises locating piece body and the vertical projection being located at the centre of described locating piece body lower surface; Described installing hole is through described locating piece body and projection.
Above-mentioned a kind of oil sprayer bushing erecting tools, wherein:
Described locating piece body is provided with multiple screw in the adjacent peripheral of described installing hole.
Above-mentioned a kind of oil sprayer bushing erecting tools, wherein:
The inclination angle of described frustum is 60 °.
Above-mentioned a kind of oil sprayer bushing erecting tools, wherein: also comprise many screws, the screw described in every root is located in described screw respectively.
Above-mentioned a kind of oil sprayer bushing erecting tools, wherein: be provided with First Transition section between described nut and described guide portion, the external diameter of described First Transition section is between the external diameter and the external diameter of guide portion of nut.
Above-mentioned a kind of oil sprayer bushing erecting tools, wherein: be provided with the second changeover portion between described guide portion and frustum, the external diameter of the second described changeover portion is less than the external diameter of guide portion.
A kind of oil sprayer bushing erecting tools of the utility model compared with prior art has the following advantages: led by the internal thread of installing hole, makes housing screw skew not occur in the process of pushing lining or loosen, optimizes the installation quality of lining; Because housing screw bottom is provided with the frustum suitable with lining seat surface, guarantee that in installation process, housing screw is even all the time to the force of lining seat surface, overcomes seat surface deformation problem, ensure that the performance of diesel engine.
Accompanying drawing explanation
Fig. 1 is the positioning block structure schematic diagram of a kind of oil sprayer bushing erecting tools of the utility model;
Fig. 2 is the A-A direction view of locating piece in Fig. 1;
Fig. 3 is the housing screw structural representation of a kind of oil sprayer bushing erecting tools of the utility model;
Fig. 4 is the example structure schematic diagram of a kind of oil sprayer bushing erecting tools of the utility model.
Detailed description of the invention
Below in conjunction with accompanying drawing, by describing a preferably specific embodiment in detail, the utility model is further elaborated.
Please coordinate with reference to shown in Fig. 1,2,3, a kind of oil sprayer bushing erecting tools, it comprises: locating piece 10, and its centre is vertically provided with installing hole 13; Housing screw 20, it is located in described installing hole 13; Described locating piece 10 comprises locating piece body 11 and the vertical projection 12 being located at the centre of described locating piece body 11 lower surface; Described installing hole 13 is through described locating piece body 11 and projection 12.
Described housing screw 20 top is provided with nut 23, and middle part is provided with guide portion, and bottom is provided with frustum 21; Described guide portion is that outside wall surface is provided with externally threaded cylinder 22; Described frustum 21 is suitable with the seat surface of oil sprayer bushing 40, and the inclination angle of described frustum 21 is 60 °.
The internal face of described installing hole 13 is provided with the internal thread suitable with the external screw thread of described cylinder 22; Described locating piece body 11 is provided with four screws 30 in the adjacent peripheral of described installing hole 13.
Described oil sprayer bushing erecting tools also comprises four screws, and the screw described in every root is located in described screw 30 respectively.
Be provided with First Transition section between described nut 23 and described cylinder 22, the external diameter of described First Transition section is between the external diameter and the external diameter of cylinder 22 of nut 23.Be provided with the second changeover portion between described cylinder 22 and frustum 21, the external diameter of the second described changeover portion is less than the external diameter of cylinder 22.
Please coordinate with reference to shown in Fig. 4, during the utility model application, first the lining of 60 ° of seat surfaces is placed in bush hole, then projection 12 is inserted in the bush hole of oil injector body, then utilize screw to make locating piece 10 be fixedly mounted on oil injector body; Housing screw 20 is screwed into installing hole 13, utilizes installing hole 13 to lead, and the axle center of frustum 21 is overlapped with the center of circle of lining 40 realize lining 40 to locate; Tighten housing screw 20, make 60 ° of seat surfaces of 60 of frustum 21 ° of male cone (strobilus masculinus) rotating contact linings 40 and move downward, completing installation.
In sum, this bush mounting tool is led by the internal thread of installing hole, makes housing screw skew not occur in the process of pushing lining or loosen, optimizes the installation quality of lining; Because housing screw bottom is provided with the frustum suitable with lining seat surface, guarantee that in installation process, housing screw is even all the time to the force of lining seat surface, overcomes seat surface deformation problem, ensure that the performance of diesel engine.
Although content of the present utility model has done detailed introduction by above preferred embodiment, will be appreciated that above-mentioned description should not be considered to restriction of the present utility model.After those skilled in the art have read foregoing, for multiple amendment of the present utility model and substitute will be all apparent.Therefore, protection domain of the present utility model should be limited to the appended claims.
Claims (10)
1. an oil sprayer bushing erecting tools, is characterized in that, comprises:
Locating piece (10), its centre is vertically provided with installing hole (13);
Housing screw (20), it is located in described installing hole (13); Described housing screw (20) top is provided with nut (23), and middle part is provided with guide portion (22), and bottom is provided with frustum (21);
Described frustum (21) is suitable with the seat surface of oil sprayer bushing (40).
2. a kind of oil sprayer bushing erecting tools as claimed in claim 1, is characterized in that:
Described guide portion (22) is cylinder.
3. a kind of oil sprayer bushing erecting tools as claimed in claim 1, is characterized in that:
The outside wall surface of described guide portion (22) is provided with external screw thread.
4. a kind of oil sprayer bushing erecting tools as claimed in claim 3, is characterized in that:
The internal face of described installing hole (13) is provided with the internal thread suitable with the external screw thread of described guide portion (22).
5. a kind of oil sprayer bushing erecting tools as claimed in claim 1, is characterized in that:
Described locating piece (10) comprises locating piece body (11) and the vertical projection (12) being located at the centre of described locating piece body (11) lower surface; Described installing hole (13) is through described locating piece body (11) and projection (12).
6. a kind of oil sprayer bushing erecting tools as claimed in claim 5, is characterized in that:
Described locating piece body (11) is provided with multiple screw (30) in the adjacent peripheral of described installing hole (13).
7. a kind of oil sprayer bushing erecting tools as claimed in claim 1, is characterized in that:
The inclination angle of described frustum (21) is 60 °.
8. a kind of oil sprayer bushing erecting tools as claimed in claim 1, is characterized in that: also comprise many screws, and the screw described in every root is located in described screw (30) respectively.
9. a kind of oil sprayer bushing erecting tools as claimed in claim 1, it is characterized in that: be provided with First Transition section between described nut (23) and described guide portion, the external diameter of described First Transition section is between the external diameter and the external diameter of guide portion of nut (23).
10. a kind of oil sprayer bushing erecting tools as claimed in claim 9, is characterized in that: be provided with the second changeover portion between described guide portion and frustum (21), the external diameter of the second described changeover portion is less than the external diameter of guide portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420486911.5U CN204171970U (en) | 2014-08-27 | 2014-08-27 | A kind of oil sprayer bushing erecting tools |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420486911.5U CN204171970U (en) | 2014-08-27 | 2014-08-27 | A kind of oil sprayer bushing erecting tools |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204171970U true CN204171970U (en) | 2015-02-25 |
Family
ID=52560806
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420486911.5U Expired - Fee Related CN204171970U (en) | 2014-08-27 | 2014-08-27 | A kind of oil sprayer bushing erecting tools |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204171970U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107160328A (en) * | 2017-07-13 | 2017-09-15 | 广西玉柴机器股份有限公司 | The press mounting tool and pressing method of the copper bush of fuel injector of cylinder head |
| CN110259615A (en) * | 2019-06-26 | 2019-09-20 | 河南美力达汽车有限公司 | A kind of oil nozzle of car engine mounting device |
-
2014
- 2014-08-27 CN CN201420486911.5U patent/CN204171970U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107160328A (en) * | 2017-07-13 | 2017-09-15 | 广西玉柴机器股份有限公司 | The press mounting tool and pressing method of the copper bush of fuel injector of cylinder head |
| CN110259615A (en) * | 2019-06-26 | 2019-09-20 | 河南美力达汽车有限公司 | A kind of oil nozzle of car engine mounting device |
| CN110259615B (en) * | 2019-06-26 | 2021-08-20 | 河南美力达汽车有限公司 | Automobile engine fuel injector mounting device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150225 |