CN216131267U - Main bearing cap positioning structure - Google Patents
Main bearing cap positioning structure Download PDFInfo
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- CN216131267U CN216131267U CN202121530755.4U CN202121530755U CN216131267U CN 216131267 U CN216131267 U CN 216131267U CN 202121530755 U CN202121530755 U CN 202121530755U CN 216131267 U CN216131267 U CN 216131267U
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- thrust plate
- bearing cap
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- thrust
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Abstract
The utility model discloses a main bearing cap positioning structure which comprises a bearing cap and a positioning assembly, wherein the bearing cap is arranged on a main shaft, the positioning assembly comprises a first thrust plate and a second thrust plate, the first thrust plate and the second thrust plate are horizontally, symmetrically and vertically arranged on one side of the bearing cap, and the first thrust plate and the second thrust plate are clamped and arranged on the main shaft. The utility model can support and position the main bearing, reduce the jump of the main bearing on the main shaft and improve the installation stability.
Description
Technical Field
The utility model relates to the technical field of main bearing caps, in particular to a main bearing cap positioning structure.
Background
The main bearing cap of the internal combustion engine thrust is arranged on a main bearing seat of the thrust at the bottom of the cylinder body, the main bearing cap and the cylinder body jointly fix parts of a main journal of a crankshaft, thrust grooves are processed on end faces of two sides of the main bearing cap of the thrust, thrust plates are further arranged on the thrust grooves, the main bearing cap is used for limiting the axial direction of the crankshaft, the axial movement generated in the operation process of the crankshaft is prevented, the existing main bearing cap is mostly fixed through screw locking, but the screw and the thrust plates are arranged in a split mode, the main bearing cap cannot be well supported and positioned, the jump of a bearing is reduced, and the stability of installation is improved.
Therefore, a main bearing cap positioning structure is needed, which can support and position a main bearing, reduce the jump of the main bearing on a main shaft and improve the installation stability.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a main bearing cap positioning structure, which aims to solve the problems that most of the existing main bearing caps are locked and fixed through a screw, but the screw and a thrust plate are arranged in a split mode, so that the main bearing caps cannot be well supported and positioned, the occurrence of jump of bearings is reduced, and the mounting stability is improved.
The utility model is realized by the following steps:
the utility model provides a main bearing cap location structure, is including installing the bearing cap on main shaft, still includes locating component, and locating component includes first thrust plate and second thrust plate, and the vertical setting of first thrust plate and second thrust plate horizontal symmetry is in one side of bearing cap, and first thrust plate and second thrust plate joint are installed on the main shaft.
Furthermore, a bearing seat is fixed on one side of each of the first thrust plate and the second thrust plate close to the bearing cap, a push rod is rotatably installed on each bearing seat through a bearing, a push hole plate is installed at the end part of each push rod, and an installation screw which penetrates through the bearing cap in a threaded mode is welded at one end, close to the bearing cap, of each push hole plate.
And then all be fixed with the bearing frame through one side that first thrust plate and second thrust plate are close to the bearing cap, all rotate through the bearing on the bearing frame and install the push rod, push rod tip is installed and is pushed away the orifice plate, pushes away the orifice plate and is close to bearing cap one end welding and has the installation screw rod that the screw thread runs through the bearing cap to make things convenient for location equipment thrust plate and bearing cap, support the bearing cap and guarantee stability.
Furthermore, L-shaped clamping strips are vertically fixed on two sides of the side end face, close to the bearing cover, of the bearing seat, and locking screws penetrate through the top faces of the clamping strips.
And then the both sides of the side end face that is close to the bearing cap through the bearing frame are all vertically fixed with L type card strip, and the screw thread runs through on the top surface of card strip and installs the locking screw rod, the push rod in the location bearing frame of being convenient for.
Furthermore, a hole plate is fixed on one side, close to the bearing seat, of the outer circumference of the push rod, and a screw hole in threaded fit with the locking screw rod on the bearing seat is formed in the end portion of the hole plate.
And then through being fixed with the orifice plate on the outer circumference of push rod one side that is close to the bearing frame, the orifice plate tip offer with the bearing frame on the screw of locking screw thread fit, the later stage of being convenient for is fixed a position the push rod and is avoided taking place to rotate when using.
Furthermore, an inserting rod is vertically fixed on one side of the push rod close to the bearing cover, and a return spring is sleeved on the inserting rod.
And then through the push rod be close to one side vertical fixation of bearing cap have the inserted bar, the cover is equipped with the answer spring on the inserted bar, the vibrations that produce during the absorption thrust of being convenient for.
Furthermore, a sliding hole plate which is inserted in a sliding mode with the inserted rod is fixedly arranged at one end, close to the push rod, of the pushing hole plate, a rubber column is bonded to the end face, close to the push rod, of the sliding hole plate on the pushing hole plate, and a rubber ring is sleeved on the mounting screw rod on the pushing hole plate.
And then the one end that is close to the push rod through the hole pushing plate is fixed with and slides and run through the slide plate of pegging graft with the inserted bar, and the slip plate on the hole pushing plate bonds on being close to the terminal surface of push rod and has the rubber post, and the cover is equipped with the rubber ring on the installation screw rod on the hole pushing plate, is convenient for further promotion shock attenuation effect, improves the stability of support.
Furthermore, the adjacent side end faces of the first thrust plate and the second thrust plate are respectively provided with an inserting block and an inserting groove, the inserting blocks and the inserting grooves on the first thrust plate and the second thrust plate are in inserting connection and matching, the inserting blocks and the inserting grooves are assembled and fixed through assembling screw threads, and thrust rings are installed in the adjacent arc-shaped grooves of the first thrust plate and the second thrust plate.
And then be provided with inserted block and slot on the adjacent side end face of first thrust plate and second thrust plate respectively, inserted block and slot grafting cooperation on first thrust plate and the second thrust plate, inserted block and slot are fixed through assembling screw rod screw thread equipment, all install the thrust ring in the adjacent arc wall of first thrust plate and second thrust plate, are convenient for fix first thrust plate and second thrust plate in the thrust groove of main shaft.
Compared with the prior art, the utility model has the beneficial effects that: when the main bearing cap is positioned by using the main bearing cap positioning structure, firstly, a first thrust plate and a second thrust plate are arranged in a thrust groove of a main shaft in a matching way with a thrust ring, then the first thrust plate and the second thrust plate are close to the mounting screw rod of the bearing cover, the mounting bearing is matched and locked, then the push rod is rotated to enable the pore plate on the push rod to rotate to the clamping strip of the bearing seat, the fixed push rod is locked by the locking screw rod, thereby connecting the thrust plate and the bearing cap when in use, ensuring the stability and the integrity of the support, supporting and positioning the main bearing, reducing the jumping of the main bearing on the main shaft, improving the stability of the installation, therefore, the problems that the existing main bearing cover is mostly fixed through screw locking, but the screw and the thrust plate are arranged in a split mode, the main bearing cover cannot be well supported and positioned, jump of the bearing is reduced, and the installation stability is improved are solved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of an exploded structure of the present invention;
FIG. 3 is an exploded view of a positioning assembly in accordance with an embodiment of the present invention;
fig. 4 is an exploded structural schematic view of the first thrust plate in the embodiment of the present invention.
In the figure: 1. a bearing cap; 2. a positioning assembly; 21. a first thrust plate; 22. a second thrust plate; 23. inserting a block; 24. a slot; 25. a thrust ring; 26. assembling a screw rod; 27. a bearing seat; 271. clamping the strip; 272. locking the screw rod; 28. a push rod; 281. an orifice plate; 282. inserting a rod; 283. a return spring; 29. pushing the hole plate; 291. installing a screw rod; 292. a rubber ring; 293. a rubber column.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
Referring to fig. 1, 2, 3 and 4, a main bearing cap positioning structure includes a bearing cap 1 mounted on a main shaft, and further includes a positioning assembly 2, where the positioning assembly 2 includes a first thrust plate 21 and a second thrust plate 22, the first thrust plate 21 and the second thrust plate 22 are horizontally, symmetrically and vertically disposed on one side of the bearing cap 1, and the first thrust plate 21 and the second thrust plate 22 are installed on the main shaft in a clamping manner.
When the main bearing cap is positioned by using the main bearing cap positioning structure, firstly, the first thrust plate 21 and the second thrust plate 22 are installed in a thrust groove of the main shaft in a matched mode through the thrust ring 25, then the first thrust plate 21 and the second thrust plate 22 are close to the installation screw 291 of the bearing cap 1, the bearing is installed in a matched and locked mode, then the push rod 28 is rotated to enable the hole plate 281 on the push rod 28 to rotate to the clamping strip 271 of the bearing seat 27, the push rod 28 is fixed through locking of the locking screw 272, therefore, the thrust plate 21 and the bearing cap 1 are connected during use, the supporting stability and the integrity are guaranteed, the main bearing can be supported and positioned, the phenomenon that the main bearing jumps on the main shaft is reduced, and the installation stability is improved.
Referring to fig. 1 and 4, bearing seats 27 are fixed on both sides of the first thrust plate 21 and the second thrust plate 22 close to the bearing cap 1, push rods 28 are rotatably mounted on the bearing seats 27 through bearings, a push hole plate 29 is mounted at an end of each push rod 28, and a mounting screw 291 threaded through the bearing cap 1 is welded at one end of each push hole plate 29 close to the bearing cap 1.
And then all be fixed with bearing frame 27 through one side that first thrust plate 21 and second thrust plate 22 are close to bearing cap 1, all install push rod 28 through the bearing rotation on the bearing frame 27, push rod 28 tip is installed and is pushed away orifice plate 29, pushes away orifice plate 29 and is close to the welding of bearing cap 1 one end and has the installation screw 291 that the screw thread runs through bearing cap 1 to make things convenient for location equipment thrust plate 21 and bearing cap 1, support bearing cap 1 and guarantee stability.
Referring to fig. 4, L-shaped clamping strips 171 are vertically fixed on both sides of the side end surface of the bearing seat 27 close to the bearing cap 1, and a locking screw 272 is installed on the top surface of the clamping strip 171 in a threaded manner.
And furthermore, L-shaped clamping strips 171 are vertically fixed on two sides of the side end face of the bearing seat 27 close to the bearing cover 1, and a locking screw 272 penetrates through the top face of each clamping strip 171 in a threaded manner, so that the push rod 28 in the bearing seat 27 can be conveniently positioned.
Referring to fig. 1, a hole plate 281 is fixed on one side of the outer circumference of the push rod 28 close to the bearing seat 27, and a screw hole matching with the screw 272 on the bearing seat 27 is formed at the end of the hole plate 281.
And then through being fixed with the orifice plate 281 on the one side that is close to bearing frame 27 on the push rod 28 circumference, the screw with locking screw 272 screw-thread fit on bearing frame 27 is seted up to orifice plate 281 tip, takes place to rotate when being convenient for later stage fixes a position push rod 28 and avoids using.
Referring to fig. 1, a plunger 282 is vertically fixed on one side of the push rod 28 close to the bearing cap 1, and a return spring 283 is sleeved on the plunger 282.
Furthermore, an insertion rod 282 is vertically fixed on one side of the push rod 28 close to the bearing cover 1, and a return spring 283 is sleeved on the insertion rod 282 to facilitate absorbing shock generated during thrust.
Referring to fig. 1, a sliding hole plate slidably inserted into the insertion rod 282 is fixed at one end of the pushing hole plate 29 close to the pushing rod 28, a rubber column 293 is bonded to an end surface of the sliding hole plate on the pushing hole plate 29 close to the pushing rod 28, and a rubber ring 292 is sleeved on a mounting screw 291 on the pushing hole plate 29.
And then the one end that is close to push rod 28 through pushing away orifice plate 29 is fixed with and slides through the slide orifice plate of pegging graft with inserted bar 282, and the terminal surface that is close to push rod 28 of the slide orifice plate on pushing away orifice plate 29 goes up to bond has rubber post 293, overlaps on the installation screw 291 on pushing away orifice plate 29 to be equipped with rubber ring 292, is convenient for further promotion shock attenuation effect, improves the stability of support.
Referring to fig. 1, adjacent side end faces of the first thrust plate 21 and the second thrust plate 22 are respectively provided with an insertion block 23 and an insertion slot 24, the insertion block 23 and the insertion slot 24 on the first thrust plate 21 and the second thrust plate 22 are in insertion fit, the insertion block 23 and the insertion slot 24 are assembled and fixed by a screw 26, and thrust rings 25 are installed in adjacent arc-shaped slots of the first thrust plate 21 and the second thrust plate 22.
And furthermore, the adjacent side end faces of the first thrust plate 21 and the second thrust plate 22 are respectively provided with an insertion block 23 and an insertion slot 24, the insertion block 23 and the insertion slot 24 on the first thrust plate 21 and the second thrust plate 22 are in insertion fit, the insertion block 23 and the insertion slot 24 are assembled and fixed through an assembling screw 26, and thrust rings 25 are installed in the adjacent arc-shaped grooves of the first thrust plate 21 and the second thrust plate 22, so that the first thrust plate 21 and the second thrust plate 22 are fixed in the thrust groove of the spindle conveniently.
The working principle is as follows: when the main bearing cap is positioned by using the main bearing cap positioning structure, the first thrust plate 21 and the second thrust plate 22 are firstly installed in the thrust groove of the main shaft in a matching way by matching with the thrust ring 25, then the installation bearing is installed in a matching way by enabling the first thrust plate 21 and the second thrust plate 22 to be close to the installation screw 291 of the bearing cap 1, then the push rod 28 is rotated to enable the pore plate 281 on the push rod 28 to rotate into the clamping strip 271 of the bearing seat 27, and the fixed push rod 28 is locked by the locking screw 272, so that the thrust plate 21 and the bearing cap 1 are connected in use, and the stability and the integrity of the support are ensured.
The device obtained through the design can basically meet the requirements of a main bearing cap positioning structure which can support and position the main bearing, reduce the jump of the main bearing on the main shaft and improve the installation stability.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. A main bearing cap locating structure includes a bearing cap (1) mounted on a main shaft, characterized in that: still including locating component (2), locating component (2) include first thrust plate (21) and second thrust plate (22), first thrust plate (21) and the vertical setting of second thrust plate (22) horizontal symmetry are in one side of bearing cap (1), first thrust plate (21) and second thrust plate (22) joint are installed on the main shaft.
2. The main bearing cap positioning structure according to claim 1, wherein a bearing seat (27) is fixed on one side of each of the first thrust plate (21) and the second thrust plate (22) close to the bearing cap (1), a push rod (28) is rotatably mounted on each bearing seat (27) through a bearing, a push plate (29) is mounted at the end of each push rod (28), and a mounting screw (291) threaded through the bearing cap (1) is welded at one end of each push plate (29) close to the bearing cap (1).
3. The main bearing cap positioning structure of claim 2, wherein L-shaped clamping strips (171) are vertically fixed on two sides of the side end surface of the bearing seat (27) close to the bearing cap (1), and a locking screw (272) is installed on the top surface of each clamping strip (171) in a threaded penetrating mode.
4. The main bearing cap locating structure according to claim 3, wherein a hole plate (281) is fixed on one side of the outer circumference of the push rod (28) close to the bearing seat (27), and a screw hole matched with the screw thread (272) on the bearing seat (27) is formed at the end part of the hole plate (281).
5. The main bearing cap locating structure according to claim 4, wherein a plunger (282) is vertically fixed on one side of the push rod (28) close to the bearing cap (1), and a return spring (283) is sleeved on the plunger (282).
6. The main bearing cap positioning structure of claim 5, wherein a sliding hole plate inserted with the insertion rod (282) in a sliding penetrating manner is fixed at one end of the pushing hole plate (29) close to the push rod (28), a rubber column (293) is adhered to an end face of the sliding hole plate on the pushing hole plate (29) close to the push rod (28), and a rubber ring (292) is sleeved on a mounting screw rod (291) on the pushing hole plate (29).
7. The main bearing cap positioning structure according to claim 5, wherein the adjacent side end faces of the first thrust plate (21) and the second thrust plate (22) are respectively provided with an insertion block (23) and an insertion groove (24), the insertion block (23) and the insertion groove (24) on the first thrust plate (21) and the second thrust plate (22) are in insertion fit, the insertion block (23) and the insertion groove (24) are assembled and fixed through a screw assembly rod (26), and the adjacent arc-shaped grooves of the first thrust plate (21) and the second thrust plate (22) are respectively provided with a thrust ring (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121530755.4U CN216131267U (en) | 2021-07-07 | 2021-07-07 | Main bearing cap positioning structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121530755.4U CN216131267U (en) | 2021-07-07 | 2021-07-07 | Main bearing cap positioning structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216131267U true CN216131267U (en) | 2022-03-25 |
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ID=80767394
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121530755.4U Active CN216131267U (en) | 2021-07-07 | 2021-07-07 | Main bearing cap positioning structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216131267U (en) |
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2021
- 2021-07-07 CN CN202121530755.4U patent/CN216131267U/en active Active
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