CN220850705U - Main reducer shell assembly - Google Patents
Main reducer shell assembly Download PDFInfo
- Publication number
- CN220850705U CN220850705U CN202322904651.0U CN202322904651U CN220850705U CN 220850705 U CN220850705 U CN 220850705U CN 202322904651 U CN202322904651 U CN 202322904651U CN 220850705 U CN220850705 U CN 220850705U
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- CN
- China
- Prior art keywords
- speed reducer
- main speed
- reducer shell
- strip
- sealing bolt
- 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.)
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Links
- 239000003638 chemical reducing agent Substances 0.000 title claims abstract description 46
- 238000007789 sealing Methods 0.000 claims abstract description 34
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 6
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 6
- 241001330002 Bambuseae Species 0.000 claims description 6
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 6
- 239000011425 bamboo Substances 0.000 claims description 6
- 238000003466 welding Methods 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims description 2
- 239000010687 lubricating oil Substances 0.000 abstract description 6
- 230000001681 protective effect Effects 0.000 abstract description 6
- 239000003921 oil Substances 0.000 description 25
- 238000006073 displacement reaction Methods 0.000 description 6
- 238000005461 lubrication Methods 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
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- General Details Of Gearings (AREA)
Abstract
The utility model belongs to the technical field of main speed reducer shells, in particular to a main speed reducer shell assembly, which comprises a main speed reducer shell, a pull rod connecting seat and a sealing bolt, wherein the pull rod connecting seat is arranged on the main speed reducer shell; the outer surface of the main speed reducer shell is symmetrically welded with a screw rod, the outer surface of the screw rod is connected with a threaded sleeve through threads, the outer side of the threaded sleeve is movably connected with a moving strip, one end of the moving strip is movably connected with a rotating strip, the back of the rotating strip is welded with a protective sleeve, and the moving strip and the rotating strip are rotationally connected through a round rod; according to the utility model, the problem that the sealing bolt cannot rotate due to mechanical vibration due to different rotation center points of the sealing bolt and the rotating strip occurs, so that the stability of connection between the sealing bolt and the main speed reducer shell is further increased, and the problem that lubricating oil in the main speed reducer shell is lost due to the fact that the sealing bolt falls off due to vibration when the main speed reducer shell operates is indirectly prevented.
Description
Technical Field
The utility model relates to the technical field of main speed reducer shells, in particular to a main speed reducer shell assembly.
Background
A final drive is a mechanism capable of varying torque and rotational speed within a drive axle. The basic function is to increase torque from the transmission or universal drive while reducing rotational speed and changing the direction of torque transfer. The main speed reducer consists of one or more pairs of speed reducing gear pairs, and power is input by a driving gear and output by a driven gear.
The Chinese patent discloses an integral main speed reducer shell assembly with the application number 201721585628.8, and the integral main speed reducer shell assembly is simple in structure, can achieve the speed reduction effect through combined assembly by means of combined design, improves the assembly efficiency and reduces the use cost.
Because the sealing bolt is used for blocking the oil inlet and the oil outlet, and the main speed reducer is easy to shake during operation, the sealing bolt is easy to cause that the sealing bolt can not block the oil inlet and the oil outlet after long-term use, so that the problem of leakage of lubricating oil in the main speed reducer occurs; accordingly, a final drive housing assembly is presented in response to the foregoing problems.
Disclosure of utility model
In order to make up the defects in the prior art, the oil inlet and the oil outlet are blocked by the sealing bolts, and the sealing bolts can not block the oil inlet and the oil outlet due to easy shaking when the main speed reducer is operated for a long time, so that the problem of leakage of lubricating oil in the main speed reducer is solved.
The technical scheme adopted for solving the technical problems is as follows: a main speed reducer shell assembly comprises a main speed reducer shell, a pull rod connecting seat and a sealing bolt; the screw rod is symmetrically welded on the outer surface of the main speed reducer shell, a threaded sleeve is connected to the outer surface of the screw rod through threads, a movable strip is movably connected to the outer side of the threaded sleeve, a rotating strip is movably connected to one end of the movable strip, and a protective sleeve is welded on the back of the rotating strip.
Preferably, the movable bar and the rotary bar are rotationally connected through a round bar, and the back of the movable bar is welded with a telescopic bar.
Preferably, one end of the telescopic rod is fixedly connected with the outer side of the main speed reducer shell, and the threaded sleeve is connected with the movable strip through a bearing.
Preferably, the welding of pull rod connecting seat top has the rectangle piece, rectangle piece both ends symmetry swing joint has the L template, manual flexible post is installed to L template one end face symmetry embedding, manual flexible post one end joint is connected with the baffle.
Preferably, the inside of rectangular piece is connected with the threaded rod through the card, threaded rod surface is connected with the screw thread section of thick bamboo through the screw thread.
Preferably, the screw thread section of thick bamboo rotates and connects in L template inside, L template bottom and pull rod connecting seat top laminating each other.
Preferably, the rear side of the main speed reducer shell is provided with an oil inlet, the front end of the main speed reducer shell is provided with an oil outlet, and the sealing bolt is arranged in the oil inlet and the oil outlet.
The utility model has the advantages that:
1. According to the utility model, the problem that the sealing bolt cannot rotate due to mechanical vibration due to different rotation center points of the sealing bolt and the rotating strip occurs, so that the stability of connection between the sealing bolt and the main speed reducer shell is further increased, and the problem that lubricating oil in the main speed reducer shell is lost due to the fact that the sealing bolt falls off from the sealing bolt due to vibration when the main speed reducer shell runs is indirectly prevented;
2. The utility model achieves the aim of positioning the pin shaft, thereby increasing the stability among the pin shaft, the pull rod and the pull rod connecting seat and preventing the problem of separation among the pin shaft, the pull rod and the pull rod connecting seat.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of a seal bolt mounting structure of the present utility model;
FIG. 3 is a schematic view of a mounting structure of a protective cover according to the present utility model;
fig. 4 is a schematic view of a manual telescopic column mounting structure according to the present utility model.
In the figure: 1. a main reducer housing; 2. a pull rod connecting seat; 3. a sealing bolt; 4. a screw rod; 5. a thread sleeve; 6. moving the bar; 7. a telescopic rod; 8. rotating the strip; 9. a protective sleeve; 10. rectangular blocks; 11. a threaded rod; 12. a thread cylinder; 13. an L-shaped plate; 14. a manual telescopic column; 15. a baffle plate.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The application will be described in further detail with reference to figures 1-4,
The embodiment of the application discloses a main speed reducer shell assembly, which comprises a main speed reducer shell 1, a pull rod connecting seat 2 and a sealing bolt 3; the outer surface of the main speed reducer shell 1 is symmetrically welded with a screw rod 4, the screw rod 4 achieves the positioning effect, a thread bush 5 is connected to the outer surface of the screw rod 4 through threads, the thread bush 5 rotates and moves along the outer side of the screw rod 4, a moving bar 6 is movably connected to the outer side of the thread bush 5, the thread bush 5 drives the moving bar 6 to move when rotating and moving along the outer side of the screw rod 4, one end of the moving bar 6 is movably connected with a rotating bar 8, the rotating bar 8 changes the angle of an object, a protective bush 9 is welded on the back surface of the rotating bar 8, the rotating bar 8 drives the protective bush 9 to enter the outer side of the sealing bolt 3, and the central line of the sealing bolt 3 and the central line of the rotating bar 8 are not on the same horizontal line, so that the rotating center points of the rotating bar 8 and the sealing bolt 3 are different, and the purpose of fixing the sealing bolt 3 is achieved at the moment.
Referring to fig. 1 and 3, the moving bar 6 and the rotating bar 8 are rotatably connected through a round bar, the moving bar 6 and the rotating bar 8 are mutually rotated through the round bar, the angle of the rotating bar 8 is changed, the telescopic bar 7 is welded on the back of the moving bar 6, the telescopic bar 7 limits the moving bar 6, and the front-back displacement of the moving bar 6 is not hindered.
Referring to fig. 1 and 3, one end of the telescopic rod 7 is fixedly connected with the outer side of the main reducer housing 1, so that the telescopic rod 7 is fixed, the fixing difficulty of the telescopic rod 7 is changed, the threaded sleeve 5 is connected with the movable strip 6 through a bearing, the threaded sleeve 5 is used for rotating, and the rotating difficulty of the threaded sleeve 5 is changed.
Referring to fig. 2 and 4, the welding of pull rod connecting seat 2 top has rectangular piece 10, rectangular piece 10 is used for the location of object, rectangular piece 10 both ends symmetry swing joint has L template 13, L template 13 is used for the spacing of object, manual flexible post 14 is installed to the embedding of L template 13 terminal symmetry, manual flexible post 14 is formed by fixed cover and movable cover and screw rod combination, movable cover sliding connection is inside fixed cover, fixed cover is inside through threaded connection screw rod, fixed through screw rod extrusion between movable cover and the fixed cover, the front and back displacement of manual flexible post 14 control object, manual flexible post 14 one end joint is connected with baffle 15, baffle 15 blocks up the object, prevent that the object from producing the problem that drops.
Referring to fig. 2 and 4, the inside of the rectangular block 10 is connected with a threaded rod 11 through a snap connection, the threaded rod 11 is used for limiting an object, the outer surface of the threaded rod 11 is connected with a threaded cylinder 12 through threads, and the threaded cylinder 12 and the threaded rod 11 are connected through threads and can rotate and move along the outer side of the threaded rod 11.
Referring to fig. 2 and 4, the screw cylinder 12 is rotatably connected inside the L-shaped plate 13, the bottom end of the L-shaped plate 13 and the top end of the pull rod connecting seat 2 are attached to each other, and the screw cylinder 12 is displaced along the outer side of the threaded rod 11, so that the purpose of driving the L-shaped plate 13 to move is achieved, and meanwhile, the bottom end of the L-shaped plate 13 and the top end of the pull rod connecting seat 2 are attached to each other, so that the L-shaped plate 13 can only stably move and cannot generate a rotating phenomenon, and the purpose of positioning the L-shaped plate 13 is achieved.
Referring to fig. 2 and 4, an oil inlet is formed in the rear side of the main speed reducer housing 1, an oil outlet is formed in the front end of the main speed reducer housing 1, and sealing bolts 3 are arranged inside the oil inlet and the oil outlet and used for adding lubrication into the main speed reducer housing 1 and discharging lubrication oil inside the main speed reducer housing 1, and meanwhile, the sealing bolts 3 are used for blocking the oil inlet and the oil outlet and preventing leakage of the lubrication oil inside the oil inlet and the oil outlet, so that the tightness of the oil inlet and the oil outlet is improved.
Working principle: the device is in the in-service use in-process, after the user pours into main reducer casing 1 with lubricating oil along the oil inlet, then utilize sealing bolt 3 to carry out separation to it, then personnel rotate rotation strip 8, make the lag 9 of rotation strip 8 enter into sealing bolt 3 outside, personnel rotate thread bush 5 then, thread bush 5 rotates and the displacement along the lead screw 4 outside, thereby drive movable strip 6 and carry out the displacement, drive telescopic link 7 and stretch out and draw back when movable strip 6 is displaced, and at this moment drive the lag 9 of rotation strip 8 enter into sealing bolt 3 surface, and because of sealing bolt 3 and rotation strip 8's rotation central point is different, the problem that leads to sealing bolt 3 unable to produce the rotation because of the vibrations of machinery appears, further increased sealing bolt 3 and main reducer casing 1 between the stability of connection, thereby indirectly prevent that main reducer casing 1 during operation vibrations and lead to sealing bolt 3 and it to drop and cause main reducer casing 1 inside lubricating oil to produce the problem that runs off.
Then connect through the round pin axle between with pull rod connecting seat 2 and the pull rod, personnel pulling baffle 15 this moment, it stretches to drive manual flexible post 14 when baffle 15 removes, and block up the round pin axle both ends, then personnel rotate screw thread section of thick bamboo 12, screw thread section of thick bamboo 12 rotates along threaded rod 11 surface and displacement, drive L template 13 when screw thread section of thick bamboo 12 displacement this moment and remove along pull rod connecting seat 2, drive baffle 15 and enter into the round pin axle both ends when L template 13 removes, and laminate each other with the round pin axle both ends, the purpose of fixing a position the round pin axle has been reached, thereby the stability between round pin axle has been increased, the pull rod and the pull rod connecting seat 2, prevent the problem of producing the separation between round pin axle, pull rod and the pull rod connecting seat 2 three to appear.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.
Claims (7)
1. A final drive housing assembly, characterized in that: comprises a main speed reducer shell (1), a pull rod connecting seat (2) and a sealing bolt (3); the novel automatic transmission is characterized in that a screw rod (4) is symmetrically welded on the outer surface of the main speed reducer shell (1), a threaded sleeve (5) is arranged on the outer surface of the screw rod (4) through threaded connection, a movable strip (6) is movably connected to the outer side of the threaded sleeve (5), a rotating strip (8) is movably connected to one end of the movable strip (6), and a protecting sleeve (9) is welded on the back of the rotating strip (8).
2. A final drive housing assembly as set forth in claim 1 wherein: the movable strip (6) is rotationally connected with the rotary strip (8) through a round rod, and a telescopic rod (7) is welded on the back of the movable strip (6).
3. A final drive housing assembly as set forth in claim 2 wherein: one end of the telescopic rod (7) is fixedly connected with the outer side of the main speed reducer shell (1), and the threaded sleeve (5) is connected with the movable strip (6) through a bearing.
4. A final drive housing assembly as set forth in claim 1 wherein: the utility model discloses a pull rod connecting seat, including pull rod connecting seat (2), rectangle piece (10) top welding, rectangle piece (10) both ends symmetry swing joint has L template (13), manual flexible post (14) are installed in embedding of L template (13) terminal surface symmetry, manual flexible post (14) one end joint is connected with baffle (15).
5. A final drive housing assembly as set forth in claim 4 wherein: the inside of rectangular block (10) is connected with threaded rod (11) through the card, threaded rod (11) surface is connected with screw thread section of thick bamboo (12) through the screw thread.
6. A final drive housing assembly as set forth in claim 5, wherein: the thread cylinder (12) is rotationally connected inside the L-shaped plate (13), and the bottom end of the L-shaped plate (13) and the top end of the pull rod connecting seat (2) are mutually attached.
7. A final drive housing assembly as set forth in claim 1 wherein: an oil inlet is formed in the rear side of the main speed reducer shell (1), an oil outlet is formed in the front end of the main speed reducer shell (1), and the sealing bolt (3) is arranged in the oil inlet and the oil outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322904651.0U CN220850705U (en) | 2023-10-30 | 2023-10-30 | Main reducer shell assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322904651.0U CN220850705U (en) | 2023-10-30 | 2023-10-30 | Main reducer shell assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220850705U true CN220850705U (en) | 2024-04-26 |
Family
ID=90746024
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322904651.0U Active CN220850705U (en) | 2023-10-30 | 2023-10-30 | Main reducer shell assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220850705U (en) |
-
2023
- 2023-10-30 CN CN202322904651.0U patent/CN220850705U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |