CN214404591U - Oil injection pump gear - Google Patents
Oil injection pump gear Download PDFInfo
- Publication number
- CN214404591U CN214404591U CN202120129667.7U CN202120129667U CN214404591U CN 214404591 U CN214404591 U CN 214404591U CN 202120129667 U CN202120129667 U CN 202120129667U CN 214404591 U CN214404591 U CN 214404591U
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- gear
- ring
- fixed
- shell
- injection pump
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Abstract
The utility model provides a fuel injection pump gear, including gear inner ring shell and outside gear, outside gear installation is fixed on outside a week position of gear inner ring shell. The utility model discloses a be provided with and inlay the fixed block structure, thereby can effectively extrude fixedly, the installation lantern ring of inlaying the fixed block is connected on cup jointing spacing post through inlaying the connecting block, and because of inlaying the region of recess, make effective fixation, and fixed back, because of the inside middle cylinder of the installation lantern ring, be convenient for extrude fixedly like this, make and cup joint the inboard location buckle of spacing post and effectively fix, and through being provided with location buckle structure, make the location of being convenient for fixed, the spacing fender ring of location buckle is connected on cup jointing spacing post through the fixed lantern ring, effectively cup joint fixedly like this, make the installation fix more convenient, and fixed back, because of the grafting of short column grafting, make and be convenient for fixed more stable, the inboard lock joint appearance chamber of spacing fender ring is convenient for the fixed gear jack post to use like this.
Description
Technical Field
The utility model relates to a gear technical field refers in particular to an injection pump gear.
Background
Gear refers to a mechanical element on a rim with gears continuously engaged to transmit motion and power.
The gear can be divided into gear teeth, tooth grooves, end faces, normal faces, addendum circles, dedendum circles, base circles, reference circles and the like according to the structure. The steels commonly used for manufacturing gears include quenched and tempered steels, quenched steels, carburized and quenched steels, and nitrided steels. When the injection pump is in use, the injection pump gear is needed.
At present, when the existing oil injection pump gear is used, an inner side shaft rod cannot be effectively fixed, so that the existing oil injection pump gear is not stable when being used in a rotating mode, and the problem of fixation is solved due to the fact that a fine limiting device is not arranged.
SUMMERY OF THE UTILITY MODEL
To above problem, the utility model provides a fuel injection pump gear, the installation lantern ring of inlaying the fixed block is connected on cup jointing spacing post through inlaying the connecting block, is convenient for cup joint fixedly like this to because of inlaying the region of recess, make effectively fix, and fixed back, because of the inside middle cylinder of installation lantern ring, the extrusion of being convenient for like this is fixed, makes and cup joints the inboard location buckle of spacing post and effectively fixes, thereby is difficult for droing when using.
In order to realize the purpose, the utility model discloses a technical scheme as follows:
the utility model provides a fuel injection pump gear, includes gear inner ring shell and outside gear, outside gear installation is fixed on the outside a week position of gear inner ring shell, be provided with in the middle of the upper end of gear inner ring shell and cup joint spacing post, the inboard of cup jointing spacing post is provided with inlays the fixed block, the inside of cup jointing spacing post is provided with the location buckle, the inboard of location buckle is provided with the gear shaft post, the inside of gear shaft post is provided with fixed positioning groove.
Preferably, inlay the fixed block and include middle cylinder, inlay connecting block, the installation lantern ring and inlay the recess, the inside of the installation lantern ring is provided with middle cylinder, outside a week of the installation lantern ring is provided with inlays the connecting block, the inboard of inlaying the connecting block and the installation lantern ring is provided with inlays the recess, the installation lantern ring is connected on cup jointing spacing post through inlaying the connecting block.
Preferably, the positioning retaining ring comprises a fastening cavity, a limiting retaining ring, a short splicing column and a fixed lantern ring, the fixed lantern ring is arranged in the middle of the lower end of the limiting retaining ring, the short splicing column is arranged on the limiting retaining ring on the outer side of the fixed lantern ring, the fastening cavity is arranged in the limiting retaining ring, and the limiting retaining ring is connected to the sleeved limiting column.
Preferably, cup joint spacing post and include spacing recess, inlay extrusion groove and metal cover shell, the inside of metal cover shell is provided with spacing recess, the outside of spacing recess is located metal cover shell inboard and is provided with inlays extrusion groove, the metal cover shell is connected on the gear inner ring shell.
Preferably, the number of the embedded fixing blocks is four, and the embedded fixing blocks are symmetrically fixed on the inner sides of the sleeved limiting columns.
Preferably, the gear shaft column is a shaft center, and two ends of the gear shaft column are in a symmetrical state.
The utility model discloses beneficial effect:
1. the utility model discloses a be provided with the fixed block structure of inlaying to can effectively extrude fixedly, the installation lantern ring of inlaying the fixed block is connected on cup jointing spacing post through inlaying the connecting block, so is convenient for cup joint fixedly, and because of inlaying the region of recess, make effectively fixed, and after fixing, because of the middle cylinder of installing the lantern ring inside, so is convenient for extrude fixedly, make the locating buckle ring of cup jointing spacing post inboard effectively fixed, thereby be difficult for droing when using;
2. the utility model discloses a be provided with location buckle structure for it is fixed to be convenient for fix a position, and the spacing fender ring of location buckle is connected on cup jointing spacing post through the fixed lantern ring, effectively cup joints fixedly like this for the installation is fixed more convenient, and fixed back, because of the grafting of grafting short column, makes to be convenient for fix more stable, and the inboard lock joint appearance chamber of spacing fender ring is convenient for the fixed gear jack-post and is used like this, thereby fixes firmly inseparabler.
Drawings
Fig. 1 is a perspective view of the present invention;
FIG. 2 is a schematic view of the structure of the fixing block of the present invention;
fig. 3 is a schematic view of the positioning buckle of the present invention;
FIG. 4 is a schematic view of the sleeved position-limiting post of the present invention;
in the figure: 1. fixing a positioning groove; 2. sleeving a limiting column; 21. a limiting groove; 22. embedding an extrusion groove; 23. a metal casing; 3. embedding a fixed block; 31. a middle cylinder; 32. embedding a connecting block; 33. mounting a lantern ring; 34. inlaying the groove; 4. an inner ring housing of the gear; 5. an outer gear; 6. a gear shaft post; 7. positioning the retaining ring; 71. buckling a containing cavity; 72. a limit stop ring; 73. a short plug-in column; 74. and fixing the lantern ring.
Detailed Description
The technical solution of the present invention will be described below with reference to the accompanying drawings and examples.
As shown in fig. 1 to 4, a fuel injection pump gear, including gear inner ring shell 4 and outside gear 5, outside gear 5 installation is fixed on gear inner ring shell 4's outside a week position, is provided with in the middle of gear inner ring shell 4's the upper end and cup joints spacing post 2, and the inboard of cup jointing spacing post 2 is provided with inlays fixed block 3, and the inside of cup jointing spacing post 2 is provided with location buckle 7, and the inboard of location buckle 7 is provided with gear shaft post 6, and gear shaft post 6's inside is provided with fixed positioning groove 1.
It is specific, it includes middle cylinder 31 to inlay fixed block 3, inlay connecting block 32, the installation lantern ring 33 and inlay recess 34, the inside of installation lantern ring 33 is provided with middle cylinder 31, the outside a week of installation lantern ring 33 is provided with inlays connecting block 32, the inboard of inlaying connecting block 32 and installation lantern ring 33 is provided with inlays recess 34, installation lantern ring 33 is connected on cup jointing spacing post 2 through inlaying connecting block 32, the installation lantern ring 33 of inlaying fixed block 3 is connected on cup jointing spacing post 2 through inlaying connecting block 32, so be convenient for cup joint fixedly, and because of inlaying recess 34's region, make effective fixation, and fixed back, because of the inside middle cylinder 31 of installation lantern ring 33, so be convenient for the extrusion is fixed, make and cup joint spacing post 2 inboard location buckle 7 effective fixation, thereby be difficult for droing when using.
Specifically, location buckle 7 includes lock joint appearance chamber 71, spacing fender ring 72, plug-in stub 73 and fixed lantern ring 74, be provided with fixed lantern ring 74 in the middle of the lower extreme of spacing fender ring 72, the outside of fixed lantern ring 74 is located and is provided with plug-in stub 73 on spacing fender ring 72, the inside of spacing fender ring 72 is provided with lock joint appearance chamber 71, spacing fender ring 72 is connected on cup jointing spacing post 2, spacing fender ring 72 of location buckle 7 connects on cup jointing spacing post 2 through fixed lantern ring 74, effectively cup joint like this and fix, make the installation more convenient, and fixed back, because of the grafting of plug-in stub 73, it is more stable to make to be convenient for fix, the inboard lock joint appearance chamber 71 of spacing fender ring 72 is convenient for fixed gear jack 6 to use like this, thereby it is fixed more firmly inseparable.
It is specific, cup joint spacing post 2 and include spacing recess 21, inlay extrusion groove 22 and metal covering shell 23, the inside of metal covering shell 23 is provided with spacing recess 21, the outside of spacing recess 21 is located metal covering shell 23 inboard and is provided with inlays extrusion groove 22, metal covering shell 23 is connected on ring shell 4 in the gear, the integrative fixed connection of metal covering shell 23 who cup joints spacing post 2 is on ring shell 4 in the gear, be difficult for droing when using like this, and when using, metal covering shell 23 is because of inboard spacing recess 21 with inlay extrusion groove 22, thereby effective spacing fixed use.
Specifically, inlay fixed block 3 and be provided with four altogether, and inlay fixed block 3 symmetry and fix in the inboard that cup joints spacing post 2, be convenient for like this extrude fixed use.
Specifically, the gear shaft column 6 is an axis center, and two ends of the gear shaft column 6 are in a symmetrical state, so that the use is more stable.
The utility model discloses a theory of operation: the positioning retaining ring 7 passes through the gear shaft column 6 at the inner side, so that the fixing and the use are convenient according to the fixing and positioning groove 1 at the inner side of the gear shaft column 6. And gear shaft post 6 is because of the effective lock joint of location buckle 7, location buckle 7 is held the chamber 71 by the lock joint, spacing fender ring 72, grafting short column 73 and fixed lantern ring 74 are constituteed, the spacing fender ring 72 of location buckle 7 is connected on cup jointing spacing post 2 through fixed lantern ring 74, effectively cup joint fixedly like this, make the installation fixed convenience more, and fixed back, because of the grafting of grafting short column 73, make being convenient for fix more stable, the inboard lock joint of spacing fender ring 72 holds the chamber 71 and is convenient for fixed gear shaft post 6 to use like this, thereby it is fixed inseparabler firmly more. And location buckle 7 is because of cup jointing spacing post 2 inboard inlay fixed block 3, make the extrusion of being convenient for fix, it is by middle cylinder 31 to inlay fixed block 3, inlay connecting block 32, the installation lantern ring 33 is constituteed with inlaying recess 34, the installation lantern ring 33 of inlaying fixed block 3 is connected on cup jointing spacing post 2 through inlaying connecting block 32, be convenient for cup joint fixedly like this, and because of inlaying the region of recess 34, make effective fixing, and fixed back, because of the inside middle cylinder 31 of installation lantern ring 33, the extrusion of being convenient for fixes like this, make and cup joint spacing post 2 inboard location buckle 7 effectively fixed, thereby be difficult for droing in the use. When the gear is contacted with the outside, the gear inner ring shell 4 is effectively meshed and connected with the outer gear 5 on the outer circle.
In the description of the present invention, it should be understood that the terms "upper", "lower", "left", "right", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, only for convenience of description and simplification of description, but not for indicating or implying that the referred device or element must have a specific orientation and a specific orientation configuration and operation, and thus, should not be construed as limiting the present invention. Furthermore, "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate member, or they may be connected through two or more elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention, and should not be considered as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.
Claims (6)
1. The utility model provides an injection pump gear, includes gear inner ring shell (4) and outside gear (5), its characterized in that: the outer side gear (5) is installed and fixed on the outer side of the gear inner ring shell (4) in a circle, a sleeved limiting column (2) is arranged in the middle of the upper end of the gear inner ring shell (4), an embedded fixing block (3) is arranged on the inner side of the sleeved limiting column (2), a positioning buckle ring (7) is arranged inside the sleeved limiting column (2), a gear shaft column (6) is arranged on the inner side of the positioning buckle ring (7), and a fixed positioning groove (1) is arranged inside the gear shaft column (6).
2. The fuel injection pump gear of claim 1, wherein: inlay fixed block (3) including middle cylinder (31), inlay connecting block (32), the installation lantern ring (33) and inlay recess (34), the inside of the installation lantern ring (33) is provided with middle cylinder (31), the outside a week of the installation lantern ring (33) is provided with inlays connecting block (32), the inboard of inlaying connecting block (32) and installation lantern ring (33) is provided with inlays recess (34), the installation lantern ring (33) is connected on cup jointing spacing post (2) through inlaying connecting block (32).
3. The fuel injection pump gear of claim 1, wherein: the locating retaining ring (7) comprises a fastening cavity (71), a limiting stop ring (72), a plug short column (73) and a fixing sleeve ring (74), the fixing sleeve ring (74) is arranged in the middle of the lower end of the limiting stop ring (72), the plug short column (73) is arranged on the limiting stop ring (72) on the outer side of the fixing sleeve ring (74), the fastening cavity (71) is arranged in the limiting stop ring (72), and the limiting stop ring (72) is connected to the sleeving limiting column (2).
4. The fuel injection pump gear of claim 1, wherein: cup joint spacing post (2) including spacing recess (21), inlay extrusion groove (22) and metal jacket shell (23), the inside of metal jacket shell (23) is provided with spacing recess (21), the outside of spacing recess (21) is located metal jacket shell (23) inboard and is provided with inlays extrusion groove (22), metal jacket shell (23) are connected on gear inner ring shell (4).
5. The fuel injection pump gear of claim 1, wherein: inlay fixed block (3) and be provided with four altogether, just inlay fixed block (3) symmetry and fix in the inboard that cup joints spacing post (2).
6. The fuel injection pump gear of claim 1, wherein: the gear shaft column (6) is an axis center, and two ends of the gear shaft column (6) are in a symmetrical state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120129667.7U CN214404591U (en) | 2021-01-19 | 2021-01-19 | Oil injection pump gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120129667.7U CN214404591U (en) | 2021-01-19 | 2021-01-19 | Oil injection pump gear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214404591U true CN214404591U (en) | 2021-10-15 |
Family
ID=78046126
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120129667.7U Active CN214404591U (en) | 2021-01-19 | 2021-01-19 | Oil injection pump gear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214404591U (en) |
-
2021
- 2021-01-19 CN CN202120129667.7U patent/CN214404591U/en active Active
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