CN219639418U - Piston rod assembly with positioning mechanism - Google Patents
Piston rod assembly with positioning mechanism Download PDFInfo
- Publication number
- CN219639418U CN219639418U CN202321233838.6U CN202321233838U CN219639418U CN 219639418 U CN219639418 U CN 219639418U CN 202321233838 U CN202321233838 U CN 202321233838U CN 219639418 U CN219639418 U CN 219639418U
- Authority
- CN
- China
- Prior art keywords
- piston rod
- butt joint
- sleeve
- positioning
- rod body
- 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.)
- Active
Links
- 210000001503 joint Anatomy 0.000 claims abstract description 95
- 238000007789 sealing Methods 0.000 claims abstract description 16
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 230000000712 assembly Effects 0.000 abstract description 2
- 238000000429 assembly Methods 0.000 abstract description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 8
- 235000017491 Bambusa tulda Nutrition 0.000 description 8
- 241001330002 Bambuseae Species 0.000 description 8
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 8
- 239000011425 bamboo Substances 0.000 description 8
- 230000003749 cleanliness Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 206010017367 Frequent bowel movements Diseases 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Landscapes
- Actuator (AREA)
Abstract
The utility model relates to the technical field of piston rod assemblies, in particular to a piston rod assembly with a positioning mechanism, which comprises a sleeve, wherein a piston rod body is inserted into the sleeve, a sealing component is arranged on the left side of the sleeve, a connecting component is arranged on the outer side of the piston rod body, a positioning component is arranged on the outer side of the sleeve, the positioning component comprises a fixing frame which is fixedly connected in a surrounding manner, a shaft barrel is fixedly connected on the left side of the fixing frame through a second locking bolt, and a positioning shaft is inserted on the left side of the shaft barrel. According to the utility model, the connecting frame is in butt joint with the positioning shaft, the shaft barrel is in butt joint with the fixing frame, so that the fixing frame and the shaft barrel are externally arranged outside the sleeve and the piston rod body, the positioning shaft can be driven to move in the shaft barrel when the piston rod body stretches, the positioning shaft and the shaft barrel are matched to guide and position the movement of the piston rod body, the probability of deviation of the piston rod body caused by collision of external force is reduced, and the normal service life of the piston rod body when the piston rod body stretches is ensured.
Description
Technical Field
The utility model relates to the technical field of piston rod assemblies, in particular to a piston rod assembly with a positioning mechanism.
Background
The piston rod is a connecting component for supporting the piston to do work, and most of the piston rod is applied to the cylinder and cylinder motion executing component and is a motion component with frequent motion and high technical requirements. Taking a hydraulic cylinder as an example, the hydraulic cylinder consists of a cylinder barrel, a piston rod (cylinder rod), a piston and an end cover.
The existing piston rod moves back and forth in the cylinder barrel to finish acting, but the piston rod of part of the cylinder is thinner and weaker, and because of the lack of a positioning structure for providing limiting, when the piston rod is collided by external force, the piston rod is easy to deviate, so that the friction force between the piston rod and the inner wall of the cylinder barrel is increased, and the working state of the piston rod is influenced. There is a need for a piston rod assembly with a positioning mechanism to solve the above-mentioned problems.
Disclosure of Invention
The present utility model is directed to solving the problems set forth in the background art.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides a piston rod assembly with positioning mechanism, includes the sleeve, the inside piston rod body that is equipped with of sleeve, the sleeve left side is provided with seal assembly, link up the subassembly in the piston rod body outside, the sleeve outside is provided with locating component, locating component is including encircling the fixed mount of connection, the mount left side is through second locking bolt fixed connection has a section of thick bamboo, the section of thick bamboo left side is inserted and is equipped with the locating shaft, just the locating shaft left side is through first locking bolt and link butt joint fixedly, the board end of link is connected fixedly with link up the subassembly.
Preferably, the linking assembly comprises a butt joint block, the butt joint block is sleeved outside the piston rod body through a through hole, the butt joint block and the piston rod body are connected through a connecting ring in a penetrating mode, the butt joint block is sleeved between the piston rod body, rapid butt joint between the butt joint block and the piston rod body can be facilitated, and convenience in butt joint between the butt joint block and the piston rod body is guaranteed.
Preferably, the butt joint piece comprises ring end and piece end, the spacing groove with link looks adaptation has been seted up in the piece end outside of butt joint piece, the board end of link passes through the bolt fastening at the spacing inslot wall of butt joint piece, and the spacing groove in butt joint piece outside can inlay each other fixedly with the link cooperation, makes the butt joint piece can form overall structure with the link cooperation, conveniently makes butt joint piece removal control link motion.
Preferably, the seal assembly comprises a butt joint sleeve disc, the right side of the butt joint sleeve disc is in butt joint with the sleeve through a bolt, the left side of the butt joint sleeve disc is in butt joint with a pressing disc through a bolt, a sealing rubber ring is embedded between the butt joint sleeve disc and the pressing disc through an annular groove, and the inner ring of the sealing rubber ring can contact the surface of the piston rod body, so that the cleanliness of the telescopic rear surface of the piston rod body is ensured.
Preferably, the left side symmetry of the butt joint sleeve disk is connected with a positioning column, and the positioning column is inserted in the pressure plate through a positioning hole, and can be inserted in the positioning hole of the pressure plate through the positioning column, so that the convenience of butt joint of the butt joint sleeve disk and the pressure plate can be improved.
Preferably, the ball is installed through the ball groove is embedded to the butt joint sleeve dish inner wall, just the ball outside is contradicted on piston rod body surface, contradicts in the piston rod body outside through the ball, has guaranteed the smoothness nature in the piston rod body is flexible.
Preferably, the outside of the butt joint sleeve disc is connected with a fixing plate through a bolt, and the outside of the fixing plate is connected with a positioning ring, the positioning ring is sleeved on the surface of the positioning shaft, and the positioning shaft can be supported and guided through the positioning ring, so that the stability of telescopic movement of the positioning shaft is ensured.
The utility model has at least the following beneficial effects:
1. through setting up locating component, realize the location removal to the piston rod body, compare in traditional structure, this device is through link and location axle butt joint, and a section of thick bamboo is docked with the mount, makes mount and external installation of a section of thick bamboo in sleeve and piston rod body outside, can drive the location axle and remove in a section of thick bamboo inside when the piston rod body stretches out and draws back, and location axle and a section of thick bamboo cooperation can guide the location to the piston rod body removal, reduce the piston rod body and receive the probability that external force collision appears the skew, guaranteed the normal operating life when the piston rod body stretches out and draws back.
2. Through setting up seal assembly, realize adsorbing the interception of oil stain and dust to piston rod body surface, this device is through embedded sealing rubber circle between butt joint sleeve dish and pressure disk, makes sealing rubber snare establish in the piston rod body outside, makes sealing rubber circle intercept the clearance to piston rod body surface impurity, has avoided the piston rod body to send the telescopic smoothness nature and the wearing and tearing degree of influence piston rod body to the sleeve with absorbing impurity area in flexible.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of an external structure of a piston rod assembly with a positioning mechanism according to the present utility model;
FIG. 2 is a schematic diagram of a three-dimensional burst structure of a positioning assembly in a piston rod assembly with a positioning mechanism according to the present utility model;
FIG. 3 is a schematic view of a three-dimensional disassembly structure of a seal assembly and a joint assembly in a piston rod assembly with a positioning mechanism according to the present utility model;
fig. 4 is a schematic view of a three-dimensional burst structure of a seal assembly in a piston rod assembly with a positioning mechanism according to the present utility model.
In the figure: 1. a sleeve; 2. a piston rod body; 3. a seal assembly; 31. a butt joint sleeve disk; 32. a pressure plate; 33. sealing the rubber ring; 34. positioning columns; 35. a ball; 4. a joining assembly; 41. a butt joint block; 42. a connecting ring; 5. a positioning assembly; 51. a fixing frame; 52. a shaft cylinder; 53. positioning a shaft; 54. a connecting frame; 55. a first locking bolt; 56. a second locking bolt; 57. a fixing plate; 58. and a positioning ring.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
Referring to fig. 1-4, a piston rod assembly with positioning mechanism, including sleeve 1, sleeve 1 inside is inserted and is equipped with piston rod body 2, sleeve 1 left side is provided with seal assembly 3, link assembly 4 is installed in the piston rod body 2 outside, sleeve 1 outside is provided with positioning assembly 5, positioning assembly 5 includes around connecting fixed mount 51, the fixed mount 51 left side is through second locking bolt 56 fixedly connected with a section of thick bamboo 52, the left side of a section of thick bamboo 52 is inserted and is equipped with location axle 53, and location axle 53 left side is through first locking bolt 55 with link 54 butt joint fixedly, the board end of link assembly 54 is connected fixedly with link assembly 4.
The connecting component 4 comprises a butt joint block 41, the butt joint block 41 is sleeved outside the piston rod body 2 through a through hole, and the butt joint block 41 and the piston rod body 2 are in penetrating butt joint through a connecting ring 42.
The butt joint block 41 is composed of a ring end and a block end, a limit groove matched with the connecting frame 54 is formed in the outer side of the block end of the butt joint block 41, and the plate end of the connecting frame 54 is fixed on the inner wall of the limit groove of the butt joint block 41 through bolts.
The sealing assembly 3 comprises a butt joint sleeve disc 31, the right side of the butt joint sleeve disc 31 is in butt joint with the sleeve 1 through bolts, a pressure plate 32 is installed on the left side of the butt joint sleeve disc 31 through bolt butt joint, and a sealing rubber ring 33 is installed between the butt joint sleeve disc 31 and the pressure plate 32 in an embedded mode through an annular groove.
The left side of the butt joint sleeve disk 31 is symmetrically connected with a positioning column 34, and the positioning column 34 is inserted into the pressure plate 32 through a positioning hole.
The ball 35 is embedded and installed on the inner wall of the butt joint sleeve disk 31 through the ball groove, and the outer side of the ball 35 is abutted against the surface of the piston rod body 2.
The outside of the butt joint sleeve disk 31 is connected with a fixing plate 57 through a bolt, the outside of the fixing plate 57 is connected with a positioning ring 58, and the positioning ring 58 is sleeved on the surface of the positioning shaft 53.
The butt joint block 41 is sleeved between the piston rod bodies 2, so that the butt joint block 41 and the piston rod bodies 2 can be conveniently and quickly butted, the convenience of the butt joint block 41 and the butt joint block 2 in butt joint is ensured, the butt joint block 41 is inserted into the tail end of the piston rod bodies 2 after penetrating through the butt joint block 41 through the connecting ring 42, the butt joint between the piston rod bodies 2 and the butt joint block 41 can be reinforced, when the butt joint block 41 is sleeved outside the piston rod bodies 2, the limiting groove outside the butt joint block 41 can be mutually embedded and fixed with the connecting frame 54 in a matched manner, the butt joint block 41 can be matched with the connecting frame 54 to form an integral structure, the butt joint block 41 can conveniently move the connecting frame 54 to move, the positioning shaft 53 can keep a synchronous moving state with the butt joint block 41, the positioning shaft 53 is matched with the shaft barrel 52, the piston rod bodies 2 can stretch and retract to stably move, the positioning of the piston rod bodies 2 is realized, reduce the probability of collision deflection in the extension of the piston rod body 2, the inner ring of the sealing rubber ring 33 is embedded between the butt joint sleeve disk 31 and the pressure disk 32, so that the inner ring of the sealing rubber ring 33 can contact the surface of the piston rod body 2, the cleanliness of the extension back surface of the piston rod body 2 is ensured, and meanwhile, the situation of liquid leakage in the extension of the piston rod body 2 can be prevented, when the butt joint sleeve disk 31 is in butt joint with the pressure disk 32, the positioning column 34 can be inserted into the positioning hole of the pressure disk 32, the threaded hole of the pressure disk 32 is matched with the threaded hole of the butt joint sleeve disk 31, the convenience of butt joint of the butt joint sleeve disk 31 and the pressure disk 32 can be improved, the balls 35 can be abutted on the outer side of the piston rod body 2 through the arrangement of the balls 35 on the inner wall of the butt joint sleeve disk 31, the smoothness in extension of the piston rod body 2 is ensured, the positioning ring 58 is suspended by installing the fixing plate 57 on the outer side of the butt joint sleeve disk 31, the positioning shaft 53 can be supported and guided by the positioning ring 58, so that the stability of the telescopic movement of the positioning shaft 53 is ensured.
Working principle: according to fig. 1 and 2, the positioning shaft 53 is inserted into the shaft barrel 52, so that the left side of the positioning shaft 53 penetrates through the positioning ring 58 and then is in butt joint with the connecting frame 54, at this time, the first locking bolt 55 penetrates through the connecting frame 54 and then is inserted into the threaded hole on the left side of the positioning shaft 53, the second locking bolt 56 penetrates through the fixing frame 51 and then is inserted into the threaded hole of the shaft barrel 52, at this time, the preliminary installation of the shaft barrel 52 can be completed, meanwhile, the butt joint block 41 is sleeved on the left side of the piston rod body 2, penetrates through the butt joint block 41 through the connecting ring 42 and then is inserted into the piston rod body 2 to complete butt joint, at this time, the groove on the outer side of the butt joint block 41 is in butt joint with the plate end of the connecting frame 54, and is locked and fixed through bolts, and the fixing plate 57 is fixed on the outer side of the butt joint sleeve disc 31 through bolts, so that fixing to the fixing plate 57 can be fixed;
next, as shown in fig. 3 and 4, the worker inserts the butt-joint sleeve 31 on the left side of the sleeve 1, and then, the butt-joint sleeve 31 is abutted against the sleeve 1 by the long bolt, at this time, the sealing rubber ring 33 is embedded on the left side of the butt-joint sleeve 31, the sealing rubber ring 33 is sleeved on the outer side of the piston rod body 2, the pressure plate 32 is abutted against the butt-joint sleeve 31, the positioning column 34 is embedded and clamped on the inner side of the pressure plate 32, the pressure plate 32 is pressed and abutted against the butt-joint sleeve 31, thereby completing the sealing and abutting-joint of the butt-joint sleeve 31 and the pressure plate 32, and the bolt penetrates through the pressure plate 32 and then is inserted into the threaded hole of the butt-joint sleeve 31, thereby completing the locking and fixing of the pressure plate 32 and the butt-joint sleeve 31.
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 therein without departing from the spirit and scope of the utility model, which is defined by the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides a piston rod assembly with positioning mechanism, includes sleeve (1), its characterized in that, sleeve (1) inside is inserted and is equipped with piston rod body (2), sleeve (1) left side is provided with seal assembly (3), link up subassembly (4) are installed in piston rod body (2) outside, sleeve (1) outside is provided with locating component (5), locating component (5) are including encircling fixed mount (51) of connection, mount (51) left side is through second locking bolt (56) fixedly connected with bobbin (52), bobbin (52) left side is inserted and is equipped with location axle (53), just location axle (53) left side is through first locking bolt (55) and link (54) butt joint fixedly, the board end of link (54) is connected fixedly with link up subassembly (4).
2. A piston rod assembly with a positioning mechanism according to claim 1, characterized in that the engagement member (4) comprises a butt joint block (41), the butt joint block (41) is sleeved outside the piston rod body (2) through a through hole, and the butt joint block (41) and the piston rod body (2) are in penetrating butt joint through a connecting ring (42).
3. The piston rod assembly with the positioning mechanism according to claim 2, wherein the butt joint block (41) is composed of a ring end and a block end, a limit groove matched with the connecting frame (54) is formed in the outer side of the block end of the butt joint block (41), and the plate end of the connecting frame (54) is fixed on the inner wall of the limit groove of the butt joint block (41) through bolts.
4. A piston rod assembly with a positioning mechanism according to claim 1, characterized in that the sealing component (3) comprises a butt joint sleeve disc (31), the right side of the butt joint sleeve disc (31) is in butt joint with the sleeve (1) through a bolt, a pressure disc (32) is installed on the left side of the butt joint sleeve disc (31) in butt joint through a bolt, and a sealing rubber ring (33) is installed between the butt joint sleeve disc (31) and the pressure disc (32) in an embedded manner through a ring groove.
5. The piston rod assembly with the positioning mechanism according to claim 4, wherein the positioning columns (34) are symmetrically connected to the left side of the butt joint sleeve disc (31), and the positioning columns (34) are inserted into the pressure plate (32) through positioning holes.
6. A piston rod assembly with a positioning mechanism according to claim 5, characterized in that the inner wall of the butt joint sleeve disc (31) is embedded with balls (35) through ball grooves, and the outer sides of the balls (35) are abutted against the surface of the piston rod body (2).
7. A piston rod assembly with a positioning mechanism according to claim 6, characterized in that the outer side of the butt joint sleeve disc (31) is connected with a fixing plate (57) through a bolt, the outer side of the fixing plate (57) is connected with a positioning ring (58), and the positioning ring (58) is sleeved on the surface of the positioning shaft (53).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321233838.6U CN219639418U (en) | 2023-05-22 | 2023-05-22 | Piston rod assembly with positioning mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321233838.6U CN219639418U (en) | 2023-05-22 | 2023-05-22 | Piston rod assembly with positioning mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219639418U true CN219639418U (en) | 2023-09-05 |
Family
ID=87818390
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321233838.6U Active CN219639418U (en) | 2023-05-22 | 2023-05-22 | Piston rod assembly with positioning mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219639418U (en) |
-
2023
- 2023-05-22 CN CN202321233838.6U patent/CN219639418U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202402546U (en) | Lifting air spring of rigidity locking seat | |
| CN102162479B (en) | Composite boosting oil cylinder | |
| CN219639418U (en) | Piston rod assembly with positioning mechanism | |
| US10760638B2 (en) | Vibration damper with a hydraulic end stop | |
| CN109760038A (en) | A kind of hydraulic-driven flexibility artificial-muscle | |
| CN215034738U (en) | Low pressure pipeline welding set | |
| US20150014014A1 (en) | Fastener installation tool | |
| CN213574924U (en) | Static sealing structure of guide sleeve of hydraulic cylinder of excavator | |
| CN211778308U (en) | Anti-leakage automobile piston rod | |
| CN220151785U (en) | Buffer damping part of shock absorber | |
| CN112855662A (en) | Method for improving multi-stage cylinder | |
| CN220302456U (en) | Double-piston heavy-load actuating mechanism | |
| CN219363086U (en) | Pneumatic clutch for winch | |
| CN111577701A (en) | Hydraulic actuator cylinder with stroke starting end buffering function | |
| CN214945394U (en) | Buffer oil cylinder capable of being started quickly | |
| CN214742953U (en) | High strength bumper shock absorber hollow structure piston rod | |
| CN211116902U (en) | Swing valve oil cylinder | |
| CN209800407U (en) | Anti-leakage hydraulic oil cylinder | |
| CN217873533U (en) | Mechanical shock absorption buffer structure for hydraulic cylinder | |
| CN219911364U (en) | High-stability displacement cylinder with pressure guide sleeve | |
| CN216343624U (en) | Hydraulic shock absorber with semicircular groove on base | |
| CN213628265U (en) | Positioning oil cylinder | |
| CN214007651U (en) | Hydraulic cylinder push rod orienting device | |
| CN212635589U (en) | Installation device of plunger pump sealing washer | |
| CN203979003U (en) | A kind of high pressure cylinder for wind tunnel test |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |