CN216422459U - Telescopic matching mechanism of coaxial telescopic rod - Google Patents
Telescopic matching mechanism of coaxial telescopic rod Download PDFInfo
- Publication number
- CN216422459U CN216422459U CN202122998083.6U CN202122998083U CN216422459U CN 216422459 U CN216422459 U CN 216422459U CN 202122998083 U CN202122998083 U CN 202122998083U CN 216422459 U CN216422459 U CN 216422459U
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- locking
- pipe
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- matched
- sleeve body
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- 230000005540 biological transmission Effects 0.000 claims description 7
- 230000002457 bidirectional effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
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Abstract
The utility model discloses a telescopic matching mechanism of a coaxial telescopic rod, which comprises an outer tube (1), wherein an inner tube (3) is arranged in the outer tube (1), the inner tube (3) is matched with the outer tube (1), the outer side surface of the inner tube (3) is provided with a strip-shaped guide groove (301) which is axially arranged, and the inner side surface of the outer tube (1) is provided with a convex strip (302) matched with the guide groove (301); a plurality of locking grooves (304) are axially formed in the outer side surface of the inner pipe (3), and a locking mechanism (305) matched with the locking grooves (304) is arranged at the end part of the outer pipe (1); the utility model discloses the inner tube can be in the outer intraductal stable removal to can reliably lock the inner tube, use convenience and reliability good.
Description
Technical Field
The utility model relates to a cooperation mechanism field, in particular to flexible cooperation mechanism of coaxial telescopic link.
Background
The telescopic rod is widely applied to various occasions needing to prolong the action arm, such as a picking machine, a high-altitude electric saw and the like; the outer tube of current telescopic link generally directly overlaps in the inner tube outside, because the inner tube lacks spacingly, consequently easily takes place relative rotation in the outer tube to be unfavorable for tip output unit's normal function, and because lack locking mechanism, can only rely on the frictional force between outer tube inner wall and the inner tube outer wall to realize relatively fixed, the reliability is not good enough.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a flexible cooperation mechanism of coaxial telescopic link. The utility model discloses the inner tube can be in the outer intraductal stable removal to can reliably lock the inner tube, use convenience and reliability good.
The technical scheme of the utility model: the telescopic matching mechanism of the coaxial telescopic rod comprises an outer pipe, wherein an inner pipe is arranged in the outer pipe, the inner pipe is matched with the outer pipe, a strip-shaped guide groove which is axially arranged is formed in the outer side surface of the inner pipe, and a convex strip matched with the guide groove is formed in the inner side surface of the outer pipe; the outer side surface of the inner pipe is axially provided with a plurality of locking grooves, and the end part of the outer pipe is provided with a locking mechanism matched with the locking grooves.
In the telescopic matching mechanism of the coaxial telescopic rod, the outer side surface of the inner pipe is further provided with a fixing groove which is axially formed and penetrates through the surface of the inner pipe, and the inner wall of the locking mechanism is provided with a limiting block matched with the fixing groove.
In the telescopic matching mechanism of the coaxial telescopic rod, the locking groove is communicated with the fixing groove.
In the telescopic matching mechanism of the coaxial telescopic rod, the locking mechanism comprises an inner sleeve body arranged at the end part of the outer pipe, an outer sleeve body is arranged on the outer side surface of the inner sleeve body, a fixed cavity is formed in the outer sleeve body, locking ports communicated with the fixed cavity are formed in the outer pipe and the inner sleeve body respectively, a locking block which is in sliding connection and matched with the locking groove is arranged in the fixed cavity, a pressing plate is arranged on one side of the locking block, the middle part of the pressing plate is in elastic rotation connection with the fixed cavity, an action port is formed in the locking block, and the end part of the pressing plate is located in the action port; and the inner side surfaces of the outer sleeve body and the inner sleeve body are respectively provided with a limiting block positioned in the fixing groove.
In the telescopic matching mechanism of the coaxial telescopic rod, the inner sleeve body, the outer sleeve body and the outer pipe are connected through bolts.
In the telescopic matching mechanism of the coaxial telescopic rod, a cover plate connected with the outer sleeve body through a bolt is arranged above the fixed cavity.
In the telescopic matching mechanism of the coaxial telescopic rod, a fixing hole matched with the transmission bearing seat is formed in the fixing groove.
In the telescopic matching mechanism of the coaxial telescopic rod, the two ends of the inner pipe are both provided with the transmission bearing seats.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. the outer side surface of the inner pipe of the utility model is provided with a strip-shaped guide groove which is arranged axially, and the inner side surface of the outer pipe is provided with a convex strip which is matched with the guide groove; a plurality of locking grooves are axially formed in the outer side surface of the inner pipe, and a locking mechanism matched with the locking grooves is arranged at the end part of the outer pipe; when the inner pipe moves, the limit between the guide groove and the raised line can prevent the inner pipe from rotating, so that the stability during moving is ensured, further, the working part arranged at the end part of the inner pipe does not shake, the normal operation of the working part is ensured, and the use reliability is good; after the inner tube is moved to a proper position, the locking mechanism is matched with the locking groove to further lock the inner tube in a bidirectional mode, and the use convenience is good.
2. The utility model discloses locking mechanism is including setting up in the interior body of outer tube end portion, is equipped with the outer cover on the lateral surface of the inner cover body, has fixed chamber on the outer cover body, all is equipped with the lock mouth that is linked together with fixed chamber on outer tube and the inner cover body, is equipped with the latch segment that sliding connection just agrees with the locking groove in the fixed chamber, and latch segment one side is equipped with presses the board, presses the board middle part and is connected with fixed chamber elastic rotation, is equipped with the effect mouth on the latch segment, presses the board tip to be located the effect mouth; one end of the pressing plate is pressed, the pressing plate rotates around the joint of the middle part and the fixed cavity, and then the locking block is driven to be separated from the locking groove through the action port, so that the unlocking between the inner pipe and the outer pipe is realized; after the inner pipe moves to a proper position, the pressing plate is loosened, the pressing plate drives the locking block to naturally reset through elasticity, and the locking block is matched with the locking groove again, so that the inner pipe is fixed from the outer pipe, a user does not need to manually fix the inner pipe, and the use convenience is good;
3. the utility model discloses the lateral surface of inner tube still is equipped with the fixed slot that the axial was seted up and is link up inner tube surface, is equipped with the stopper that agrees with mutually with the fixed slot on locking mechanism's the inner wall, and the stopper can assist spacingly through the fixed slot to the inner tube, further prevents that it from producing and rotates, ensures simultaneously that the latch segment can accurately get into the locking inslot, uses the reliability good.
4. The utility model discloses fixed chamber top is equipped with the apron through bolt and outer body coupling for protect inside latch segment and prevent that it breaks away from, bolted connection conveniently dismantles simultaneously, and the inside maintenance of being convenient for further promotes the reliability of using.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural view of the locking mechanism of the present invention;
FIG. 3 is a schematic structural view of the fixing chamber of the present invention;
FIG. 4 is a schematic structural view of the inner sheath body of the present invention;
fig. 5 is a schematic structural diagram of the inner tube and the outer tube of the present invention.
The symbols in the drawings are: 1-an outer tube; 3-inner tube; 301-guide grooves; 302-convex strips; 303-fixed slots; 304-a locking groove; 305-a locking mechanism; 306-drive bearing seats; 307-inner sheath body; 308-an outer casing; 309-fixed cavity; 310-a locking block; 311-pressing plate; 312-an action port; 313-a limiting block; 314-a cover plate; 315-fixation holes; 316-locking port.
Detailed Description
The following description is made with reference to the accompanying drawings and examples, but not to be construed as limiting the invention.
The embodiment is as follows: the telescopic matching mechanism of the coaxial telescopic rod is shown in the attached figures 1 and 5 and comprises an outer tube 1, wherein an inner tube 3 is arranged in the outer tube 1, the inner tube 3 is matched with the outer tube 1, a strip-shaped guide groove 301 which is axially arranged is arranged on the outer side surface of the inner tube 3, and a raised line 302 which is matched with the guide groove 301 is arranged on the inner side surface of the outer tube 1; a plurality of locking grooves 304 are axially formed in the outer side surface of the inner pipe 3, and a locking mechanism 305 matched with the locking grooves 304 is arranged at the end part of the outer pipe 1; as shown in fig. 2 to 4, the locking mechanism 305 includes an inner sleeve 307 disposed at an end of the outer tube 1, an outer sleeve 308 is disposed on an outer side surface of the inner sleeve 307, a fixed cavity 309 is disposed on the outer sleeve 308, locking ports 316 communicated with the fixed cavity 309 are disposed on both the outer tube 1 and the inner sleeve 307, a locking block 310 slidably connected with and engaged with the locking groove 304 is disposed in the fixed cavity 309, a pressing plate 311 is disposed on one side of the locking block 310, a middle portion of the pressing plate 311 is elastically and rotatably connected with the fixed cavity 309, the locking is achieved by disposing a torsion spring on the pressing plate 311, the locking block 310 is disposed with an action port 312, and an end of the pressing plate 311 is disposed in the action port 312; the inner sleeve body 307 and the outer sleeve body 308 are connected with the outer pipe 1 through bolts; a cover plate 314 connected with the outer sleeve 308 through bolts is arranged above the fixing cavity 309; a fixing hole 315 matched with the transmission bearing seat 306 is formed in the fixing groove 303, so that the fixing groove has the function of fixing the transmission bearing seat 315; the outer side surface of the inner pipe 3 is also provided with a fixing groove 303 which is axially arranged and penetrates through the surface of the inner pipe, and the inner wall of the locking mechanism 305 is provided with a limiting block 313 matched with the fixing groove 303; the locking groove 304 is communicated with the fixing groove 303; and both ends of the inner pipe 3 are provided with transmission bearing seats 306.
The working principle is as follows: when the inner pipe moves, the limit between the guide groove and the raised line can prevent the inner pipe from rotating, so that the stability during moving is ensured, further, the working part arranged at the end part of the inner pipe does not shake, the normal operation of the working part is ensured, and the use reliability is good; after the inner tube is moved to a proper position, the locking mechanism is matched with the locking groove to further lock the inner tube in a bidirectional mode.
Claims (8)
1. The flexible cooperation mechanism of coaxial telescopic link, including outer tube (1), be equipped with inner tube (3) in outer tube (1), inner tube (3) agree with its characterized in that mutually with outer tube (1): the outer side surface of the inner pipe (3) is provided with a strip-shaped guide groove (301) which is axially arranged, and the inner side surface of the outer pipe (1) is provided with a convex strip (302) which is matched with the guide groove (301); a plurality of locking grooves (304) are axially formed in the outer side surface of the inner pipe (3), and a locking mechanism (305) matched with the locking grooves (304) is arranged at the end part of the outer pipe (1).
2. The telescoping engagement mechanism of a coaxial telescoping rod of claim 1, wherein: the outer side surface of the inner pipe (3) is further provided with a fixing groove (303) which is axially formed and penetrates through the surface of the inner pipe, and the inner wall of the locking mechanism (305) is provided with a limiting block (313) matched with the fixing groove (303).
3. The telescoping engagement mechanism of the coaxial telescoping rod of claim 2, wherein: the locking groove (304) is communicated with the fixing groove (303).
4. The telescoping engagement mechanism of a coaxial telescoping rod of claim 1, wherein: the locking mechanism (305) comprises an inner sleeve body (307) arranged at the end part of the outer pipe (1), an outer sleeve body (308) is arranged on the outer side surface of the inner sleeve body (307), a fixed cavity (309) is formed in the outer sleeve body (308), locking ports (316) communicated with the fixed cavity (309) are formed in the outer pipe (1) and the inner sleeve body (307), a locking block (310) which is connected in a sliding mode and matched with the locking groove (304) is arranged in the fixed cavity (309), a pressing plate (311) is arranged on one side of the locking block (310), the middle part of the pressing plate (311) is connected with the fixed cavity (309) in an elastic rotating mode, an action port (312) is formed in the locking block (310), and the end part of the pressing plate (311) is located in the action port (312).
5. The telescoping engagement mechanism of the coaxial telescoping rod of claim 4, wherein: the inner sleeve body (307) and the outer sleeve body (308) are connected with the outer pipe (1) through bolts.
6. The telescoping engagement mechanism of the coaxial telescoping rod of claim 4, wherein: and a cover plate (314) connected with the outer sleeve body (308) through bolts is arranged above the fixing cavity (309).
7. The telescopic mechanism of a coaxial telescopic rod according to claim 2, wherein: and a fixing hole (315) matched with the transmission bearing seat (306) is formed in the fixing groove (303).
8. The telescoping engagement mechanism of a coaxial telescoping rod of claim 1, wherein: and transmission bearing seats (306) are arranged at two ends of the inner pipe (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122998083.6U CN216422459U (en) | 2021-12-02 | 2021-12-02 | Telescopic matching mechanism of coaxial telescopic rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122998083.6U CN216422459U (en) | 2021-12-02 | 2021-12-02 | Telescopic matching mechanism of coaxial telescopic rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216422459U true CN216422459U (en) | 2022-05-03 |
Family
ID=81340129
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122998083.6U Active CN216422459U (en) | 2021-12-02 | 2021-12-02 | Telescopic matching mechanism of coaxial telescopic rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216422459U (en) |
-
2021
- 2021-12-02 CN CN202122998083.6U patent/CN216422459U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231214 Address after: Building 6, Zhongyi Industrial Plaza, Heli Park, Ningguo Economic and Technological Development Zone, Xuancheng City, Anhui Province, 242300 Patentee after: Anhui Zhaomin Special Intelligent Equipment Technology Co.,Ltd. Address before: No. 205, Huacun, wangjiawu village, quanbo Town, Guangfeng District, Shangrao City, Jiangxi Province 334600 Patentee before: Chai Lin |