CN211576553U - Engine piston main and auxiliary connecting rod direction detection device - Google Patents
Engine piston main and auxiliary connecting rod direction detection device Download PDFInfo
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- CN211576553U CN211576553U CN201922366349.8U CN201922366349U CN211576553U CN 211576553 U CN211576553 U CN 211576553U CN 201922366349 U CN201922366349 U CN 201922366349U CN 211576553 U CN211576553 U CN 211576553U
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Abstract
The utility model discloses an engine piston major-minor connecting rod direction detection device, including spacing seat, bent axle and connecting rod, the homogeneous integrated into one piece in the lower extreme both sides of connecting rod has a fixed block, the bent axle includes main shaft neck, connecting rod neck, balancing piece one, balancing piece two, and the connecting rod neck rotates to be connected between balancing piece one, balancing piece two, one side fixed mounting that balancing piece two are close to balancing piece one has a plurality of springs, and is a plurality of the common fixed mounting of spring has to support the seat, and supports a slidable mounting on the connecting rod neck, install fixed knot structure between connecting rod and the connecting rod neck, install a lift seat through sliding construction in the spacing seat, it is connected with the inserted bar to rotate on the lift seat, the cover is equipped with the sealing washer on the inserted bar. Has the advantages that: the connecting rod is simple and convenient to disassemble and assemble, time and labor are saved, and the disassembling and assembling operation can be completed only by directly driving the connecting rod to move by hands, so that the direction detection operation is simpler and more convenient, and the efficiency of connecting rod direction detection is improved.
Description
Technical Field
The utility model relates to a connecting rod detection device especially relates to engine piston major-minor connecting rod direction detection device.
Background
The main and auxiliary connecting rods of the piston of the engine are used for connecting the piston and the crankshaft and converting the reciprocating motion of the piston into the rotating motion of the crankshaft; the connecting rod and the piston are measured by specific gravity, the opening angles of the valves are different, and the opening angles and the balance weights of the valves can be influenced after the connecting rod is reversely arranged, so that the direction of the connecting rod is very important during installation.
Although most connecting rods are marked with installation directions at present, the connecting rods do not have installation directions (on one hand, directions are not marked during production of the connecting rods, and on the other hand, directions marked by long-term use are worn), and special direction detection devices are used for detecting the directions of the connecting rods without direction marks;
the existing connecting rod direction detection device has the following defects: the fixed operation of connecting rod in the device is comparatively loaded down with trivial details, and the connecting rod lower extreme still need utilize the bolt to pass the fixed block and fix, and the time that the dismouting was spent is longer to reduce the efficiency that the direction detected.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem in the background art and providing an engine piston major-minor connecting rod direction detection device.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
engine piston major-minor connecting rod direction detection device, including spacing seat, bent axle and connecting rod, the homogeneous shaping in lower extreme both sides of connecting rod has a fixed block, the bent axle includes main shaft journal, connecting rod neck, balancing piece one, balancing piece two, and the connecting rod neck rotates to be connected between balancing piece one, balancing piece two, one side fixed mounting that balancing piece two is close to balancing piece one has a plurality of springs, and is a plurality of the common fixed mounting of spring has to support the seat, and supports a slidable mounting on the connecting rod neck, install fixed knot structure between connecting rod and the connecting rod neck, install a lift seat through sliding construction in the spacing seat, it is connected with the inserted bar to rotate on the lift seat, the cover is equipped with the sealing washer on the inserted bar.
In the above device for detecting the direction of the main and auxiliary connecting rods of the engine piston, the abutting seat is provided with a sliding hole matched with the connecting rod neck, and a rubber sleeve is fixedly adhered to the inner wall of the sliding hole.
In the device for detecting the direction of the main and auxiliary connecting rods of the engine piston, the fixing structure consists of two fixing seats and two fixing grooves, one fixing seat is fixedly mounted on each of two sides of the connecting rod neck, and one fixing groove matched with the fixing block is formed in one side, close to the balance block II, of each fixing seat.
In foretell engine piston major-minor connecting rod direction detection device, sliding structure comprises two bar spouts and two bar sliders, two bar spouts have been seted up on the inner wall of spacing seat, equal fixed mounting has one and bar spout matched with bar slider on the both sides outer wall of lift seat.
In the device for detecting the direction of the main and auxiliary connecting rods of the engine piston, the ends, far away from each other, of the two strip-shaped sliding blocks are rotatably connected with rollers, and the rollers are in contact with the inner walls of the corresponding strip-shaped sliding grooves.
Compared with the prior art, the utility model discloses the advantage lies in:
1: the connecting rod is simple and convenient to disassemble and assemble, time and labor are saved, and the disassembling and assembling operation can be completed only by directly driving the connecting rod to move by hands, so that the direction detection operation is simpler and more convenient, and the efficiency of connecting rod direction detection is improved.
2: the connecting rod neck is rotatably connected between the first balance block and the second balance block, and aims to facilitate the simulation of the movement of the connecting rod in the piston and make the disassembly and assembly operation of the connecting rod more convenient.
3: rubber sleeve, roller and sealing washer set up all aim at and reduce the contact and make wearing and tearing, improve life.
Drawings
Fig. 1 is a schematic structural view of a device for detecting the direction of a main connecting rod and an auxiliary connecting rod of an engine piston provided by the present invention;
FIG. 2 is a side view of the structure of the shaft portion of FIG. 1;
FIG. 3 is a side view of the structure of the connecting rod of FIG. 1;
FIG. 4 is an enlarged view of the structure of portion A in FIG. 1;
fig. 5 is an enlarged schematic view of a portion B in fig. 2.
In the figure: the device comprises a limiting seat 1, a main journal 2, a connecting rod neck 3, a balance weight I4, a balance weight II 5, a spring 6, a butting seat 7, a connecting rod 8, a fixing seat 9, a fixing groove 10, a fixing block 11, a lifting seat 12, an inserted rod 13, a strip-shaped sliding groove 14, a strip-shaped sliding block 15 and a rubber sleeve 16.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-5, the device for detecting the direction of the main and auxiliary connecting rods of the engine piston comprises a limiting seat 1, a crankshaft and a connecting rod 8, wherein a fixing block 11 is integrally formed on both sides of the lower end of the connecting rod 8.
The crankshaft comprises a main journal 2, a connecting rod journal 3, a balance block I4 and a balance block II 5, the connecting rod journal 3 is rotatably connected between the balance block I4 and the balance block II 5, the connecting rod journal 3 on the traditional crankshaft is fixedly connected between the balance block I4 and the balance block II 5, and the connecting rod journal is arranged to be rotatably connected with the balance block I4 and the balance block II 5, so that the purpose is to simulate the motion of a connecting rod 8 in a piston conveniently, and the connecting rod is more convenient to disassemble and assemble.
A plurality of springs 6 are fixedly arranged on one side of the balance block II 5 close to the balance block I4, a supporting seat 7 is fixedly arranged on the plurality of springs 6 together, the supporting seat 7 is slidably arranged on the connecting rod neck 3, and a sliding hole matched with the connecting rod neck 3 is formed in the supporting seat 7;
it is worth noting above that: the rubber sleeve 16 is fixedly adhered to the inner wall of the sliding hole, the rubber sleeve 16 is arranged to prevent the inner wall of the sliding hole from directly contacting with the outer wall of the connecting rod neck 3, and the abrasion in the sliding process is reduced on the premise of meeting the normal sliding by using the elasticity of the rubber sleeve.
A fixing structure is arranged between the connecting rod 8 and the connecting rod neck 3, the fixing structure is composed of two fixing seats 9 and two fixing grooves 10, the two sides of the connecting rod neck 3 are both fixedly provided with one fixing seat 9, and one side of each fixing seat 9, which is close to the balance block II 5, is provided with one fixing groove 10 matched with the fixing block 11;
a lifting seat 12 is installed in the limiting seat 1 through a sliding structure, the sliding structure is composed of two strip-shaped sliding grooves 14 and two strip-shaped sliding blocks 15, the inner wall of the limiting seat 1 is provided with the two strip-shaped sliding grooves 14, and the outer walls of the two sides of the lifting seat 12 are fixedly provided with the strip-shaped sliding blocks 15 matched with the strip-shaped sliding grooves 14;
the following two points are notable:
1. the strip-shaped sliding groove 14 has a limiting effect on the strip-shaped sliding block 15, so that the strip-shaped sliding block 15 can only move up and down along the vertical direction, and the lifting seat 12 can only slide along the vertical direction.
2. The one end that two bar sliders 15 kept away from each other all rotates and is connected with the roller, and the roller contacts with 14 inner walls of corresponding bar spout, and the purpose of setting up rotatable roller makes the friction between bar slider 15 and the bar spout 14 be rolling friction, and wearing and tearing between the two are low, and the resistance that receives in the removal process is little.
The lifting seat 12 is rotatably connected with an inserted rod 13, the through hole of the upper end part of the connecting rod 8 in the moving process can be clamped on the inserted rod 13, so that the lifting seat 12 can drive the connecting rod 8 to move in the vertical direction through the inserted rod 13, a sealing ring is sleeved on the inserted rod 13, and the sealing ring can be arranged by utilizing the elasticity of the sealing ring to reduce the abrasion of the inserted rod 13 when the inserted rod is contacted with the through hole of the upper end of the connecting rod 8.
Further, unless otherwise specifically stated or limited, the above-described fixed connection is to be understood in a broad sense, and may be, for example, welded, glued, or integrally formed as is conventional in the art.
In the utility model, the state shown in fig. 1 is that the connecting rod 8 is already fixed and installed, when the connecting rod 8 needs to be detached, a right acting force (compressing the supporting seat 7) is directly applied to the connecting rod 8, the connecting rod 8 moves to the right to drive the fixed block 11 to move out of the fixed slot 10, the connecting rod 8 moves to the right to drive the upper end part of the connecting rod to be separated from the inserted link 13, so that the connecting rod 8 is detached; on the contrary, an extrusion force is applied to the abutting seat 7 (the force can be directly applied by hand or applied by the connecting rod 8), the connecting rod 8 is placed on the connecting rod neck 3 while the abutting seat 7 is extruded, the lower end part of the connecting rod 8 is attached to the connecting rod neck 3, then the connecting rod 8 is moved to enable the fixing block 11 to move into the corresponding fixing seat 9, the inserting rod 13 penetrates through the through hole in the upper end of the connecting rod 8, if the abutting seat 7 is extruded by hand, the extrusion force applied to the abutting seat 7 needs to be removed after the connecting rod 8 is moved.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (5)
1. The device for detecting the direction of the main and auxiliary connecting rods of the engine piston comprises a limiting seat (1), a crankshaft and a connecting rod (8), wherein a fixing block (11) is integrally formed on two sides of the lower end of the connecting rod (8), and is characterized in that the crankshaft comprises a main journal (2), a connecting rod neck (3), a first balance block (4) and a second balance block (5), the connecting rod neck (3) is rotatably connected between the first balance block (4) and the second balance block (5), one side, close to the first balance block (4), of the second balance block (5) is fixedly provided with a plurality of springs (6), the springs (6) are jointly and fixedly provided with a supporting seat (7), the supporting seat (7) is slidably arranged on the connecting rod neck (3), a fixing structure is arranged between the connecting rod (8) and the connecting rod neck (3), and a lifting seat (12) is arranged in the limiting seat (1) through, the lifting seat (12) is connected with an inserted bar (13) in a rotating mode, and a sealing ring is sleeved on the inserted bar (13).
2. The device for detecting the direction of the main and auxiliary connecting rods of the engine piston as claimed in claim 1, wherein the abutting seat (7) is provided with a sliding hole matched with the connecting rod neck (3), and a rubber sleeve (16) is fixedly adhered to the inner wall of the sliding hole.
3. The device for detecting the direction of the main and auxiliary connecting rods of the engine piston as claimed in claim 1, wherein the fixing structure is composed of two fixing seats (9) and two fixing grooves (10), one fixing seat (9) is fixedly installed on each side of the connecting rod neck (3), and one fixing groove (10) matched with the fixing block (11) is formed in each side, close to the second balance block (5), of each fixing seat (9).
4. The device for detecting the direction of the main connecting rod and the auxiliary connecting rod of the engine piston according to claim 1, wherein the sliding structure consists of two strip-shaped sliding grooves (14) and two strip-shaped sliding blocks (15), the inner wall of the limiting seat (1) is provided with the two strip-shaped sliding grooves (14), and the outer walls of two sides of the lifting seat (12) are fixedly provided with the strip-shaped sliding blocks (15) matched with the strip-shaped sliding grooves (14).
5. The device for detecting the direction of the main connecting rod and the auxiliary connecting rod of the engine piston as claimed in claim 4, wherein the ends of the two strip-shaped sliding blocks (15) far away from each other are rotatably connected with rollers, and the rollers are in contact with the inner walls of the corresponding strip-shaped sliding grooves (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922366349.8U CN211576553U (en) | 2019-12-25 | 2019-12-25 | Engine piston main and auxiliary connecting rod direction detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922366349.8U CN211576553U (en) | 2019-12-25 | 2019-12-25 | Engine piston main and auxiliary connecting rod direction detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211576553U true CN211576553U (en) | 2020-09-25 |
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ID=72549287
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922366349.8U Active CN211576553U (en) | 2019-12-25 | 2019-12-25 | Engine piston main and auxiliary connecting rod direction detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211576553U (en) |
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2019
- 2019-12-25 CN CN201922366349.8U patent/CN211576553U/en active Active
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