CN214323252U - Telescopic pull rod device - Google Patents
Telescopic pull rod device Download PDFInfo
- Publication number
- CN214323252U CN214323252U CN202023176874.2U CN202023176874U CN214323252U CN 214323252 U CN214323252 U CN 214323252U CN 202023176874 U CN202023176874 U CN 202023176874U CN 214323252 U CN214323252 U CN 214323252U
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- pull rod
- support
- rod
- fixing
- elastic reset
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Abstract
The utility model discloses a scalable pull rod device, including first pull rod, first pull rod support, connecting rod, second pull rod support, third pull rod, fourth pull rod, first fixing support and second fixing support, a plurality of constant head tank has been seted up on the first pull rod, the first pull rod support of fixed mounting on the first pull rod, fixed mounting has second location switch on the second pull rod, the inside of third pull rod is inserted to the installation end of second pull rod, the terminal of second pull rod correspond the inside locating piece that is equipped with the inside spiral-lock of connecting piece of third pull rod, inside the third pull rod was located to the fourth pull rod, the terminal of fourth pull rod correspond the inside locating piece second that is equipped with the inside spiral-lock of connecting piece of third pull rod, third pull rod and first fixing support and second fixing support swing joint. This scalable pull rod device possesses and is convenient for use the flexible regulation of cooperation service equipment to improve cooperation service equipment safety in utilization, be convenient for to the advantage of cooperation service equipment transportation package.
Description
Technical Field
The utility model relates to a cooperation service equipment technical field specifically is a scalable pull rod device.
Background
In daily life and work, the long rod body is often adopted to operate in places where the length of some hands is inconvenient to operate, such as gardening scissors and clamping equipment. But the object of current longer auxiliary operation is mostly fixed knot structure, and length is unable to be adjusted, causes danger easily during the use, because length overlength, express delivery commodity circulation is all inconvenient transports the packing.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a scalable pull rod device possesses and is convenient for use cooperation service equipment is flexible to be adjusted, improves cooperation service equipment safety in utilization, is convenient for to the advantage of cooperation service equipment transportation package, has solved but the object of current longer auxiliary operation is mostly fixed knot structure, and length is unable to be adjusted, causes danger during the use easily, because length overlength, express delivery commodity circulation is all inconvenient transports the problem of packing.
In order to achieve the above object, the utility model provides a following technical scheme: a telescopic pull rod device comprises a first pull rod, a first pull rod support, a connecting rod, a second pull rod support, a third pull rod, a fourth pull rod, a first fixed support and a second fixed support, wherein a plurality of positioning grooves are formed in the first pull rod;
the first pull rod support is fixedly installed with the connecting rod, one side of the connecting rod is fixedly connected with the second pull rod support, the first pull rod penetrates through the second pull rod support, one side of the second pull rod support is fixedly connected with the second pull rod, the second pull rod is fixedly provided with a second positioning switch, and the bottom end of the second positioning switch is fixedly provided with a third spring;
the two ends of the third pull rod are fixedly provided with connecting pieces with fastening grooves, the mounting end of the second pull rod is inserted into the third pull rod, the tail end of the second pull rod is provided with a positioning block corresponding to the inside of the third pull rod, the fourth pull rod is arranged inside the third pull rod, the tail end of the fourth pull rod is provided with a positioning block II fastened with the inside of the connecting piece corresponding to the inside of the third pull rod, the third pull rod is movably connected with the first fixed support and the second fixed support in a front-back telescopic manner, one side of the first fixed support is fixedly provided with a first elastic reset assembly, a fixing rod is movably penetrated and arranged corresponding to the first elastic reset assembly, the tail end of the fixing rod is fixedly welded with the second pull rod support, the tail end of the first elastic reset assembly is fixedly connected with the fixing rod, the second fixed support is fixedly provided with a second elastic reset assembly corresponding to the third pull rod, and the second elastic reset assembly is sleeved with the outside of the third pull rod, the tail end of the second elastic reset component is fixedly connected with the third pull rod.
Furthermore, the first fixed support and the second fixed support are respectively welded with a second sleeve and a third sleeve which are matched with the matched using equipment through tin wires.
Furthermore, the first elastic reset assembly and the second elastic reset assembly are both arranged in a spring structure.
Furthermore, the first fixing support is fixedly welded with the end part of the first elastic resetting component, the end part of the first elastic resetting component is welded with the fixing rod, the second fixing support is fixedly welded with the end part of the second elastic resetting component, and the end part of the second elastic resetting component is fixedly welded with the third pull rod.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. the utility model realizes a telescopic pull rod device which is convenient for adjusting length according to use through the mutual matching between a first fixed support and a second fixed support which are arranged in a matching way and are matched with a matched using equipment structure, a first pull rod support which supports the first pull rod, a second pull rod support which supports the second pull rod in a buckling way, a connecting rod which connects the first pull rod and the second pull rod, a third pull rod, a fourth pull rod, a first fixed support and a second fixed support which are arranged in a matching way, a positioning groove is used for facilitating the first positioning switch to be inserted and fixed into the first pull rod, the first pull rod support is used for fixing the first positioning switch, the first positioning switch is used for being inserted into the positioning groove to prevent the first pull rod from moving, a second spring is used for pushing the first positioning switch to move outwards, the connecting rod is used for connecting the first pull rod support and the second pull rod support, the second pull rod support is used for limiting the moving position of the first pull rod, and simultaneously connecting the second pull rod and the first elastic reset component, the second positioning switch is used for being inserted into the third pull rod and connecting the third pull rod to move, the third spring is used for pushing the second positioning switch to bounce, the second positioning switch fixes the position of the second pull rod pulled out of the third pull rod, the positioning block is fixedly buckled inside the third pull rod and inside the connecting piece, the position of the second pull rod pulled out of the third pull rod is limited, the second pull rod is prevented from being pulled out and falling off from the inside of the third pull rod, the first fixing support and the second fixing support are used for movably guiding and supporting the fixing rod and the third pull rod, the first elastic reset component is matched with the first fixing support to push the fixing rod to reset, the second elastic reset component is matched with the second fixing support to push the third pull rod to reset, the second positioning block at the tail end of the fourth pull rod is fixed with the inner part of the connecting piece in a buckling mode, the position of the fourth pull rod, which is located inside the third pull rod, is limited, the fourth pull rod is prevented from being pulled out and falling off from the third pull rod, telescopic adjustment of matched using equipment is achieved, using safety of the matched using equipment is improved, and transportation and packaging of the matched using equipment are facilitated.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
In the figure: 1. a first pull rod; 2. a first tie rod support; 3. a second pull rod; 4. a second tie rod support; 5. a connecting rod; 6. a third pull rod; 7. a fourth pull rod; 8. a first fixed support; 9. a second fixed support; 10. positioning a groove; 11. a first positioning switch; 12. a second spring; 13. a second positioning switch; 14. a third spring; 15. fixing the rod; 16. a first elastic reset component; 17. a second elastic reset component; 18. positioning blocks; 19. a second positioning block; 20. a connecting member.
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, a telescopic pull rod device includes a first pull rod 1, a first pull rod support 2, a connecting rod 5, a second pull rod 3, a second pull rod support 4, a third pull rod 6, a fourth pull rod 7, a first fixed support 8 and a second fixed support 9, wherein the first pull rod 1 is provided with a plurality of positioning grooves 10, the first pull rod support 2 is fixedly installed on the first pull rod 1, a first positioning switch 11 is fixedly installed at the top end of the first pull rod support 2, and a second spring 12 is fixedly installed at one side of the bottom end of the first positioning switch 11;
the first pull rod support 2 is fixedly installed with the connecting rod 5, one side of the connecting rod 5 is fixedly connected with the second pull rod support 4, the first pull rod 1 penetrates through the second pull rod support 4, one side of the second pull rod support 4 is fixedly connected with the second pull rod 3, the second pull rod 3 is fixedly provided with a second positioning switch 13, and the bottom end of the second positioning switch 13 is fixedly provided with a third spring 14;
the two ends of the third pull rod 6 are fixedly provided with connecting pieces 20 with catching grooves, the mounting end of the second pull rod 3 is inserted into the third pull rod 6, the tail end of the second pull rod 3 is provided with a positioning block 18 which is buckled with the inside of the connecting piece 20 corresponding to the inside of the third pull rod 6, the fourth pull rod 7 is arranged inside the third pull rod 6, the tail end of the fourth pull rod 7 is provided with a positioning block two 19 which is buckled with the inside of the connecting piece 20 corresponding to the inside of the third pull rod 6, the diameter size of the positioning block 18 and the positioning block two 19 is larger than the outlet diameter of the connecting piece 20 and is used for limiting the tail ends of the second pull rod 3 and the fourth pull rod 7 in the third pull rod 6, the third pull rod 6 is flexibly and movably connected with the first fixed support 8 and the second fixed support 9 in a front-back manner, one side of the first fixed support 8 is fixedly provided with a first elastic reset component 16, and a fixing rod 15 is movably penetrated corresponding to the first elastic reset component 16, the tail end of the fixing rod 15 is fixedly welded with the second pull rod support 4, the tail end of the first elastic reset component 16 is fixedly connected with the fixing rod 15, the second fixing support 9 is fixedly provided with a second elastic reset component 17 corresponding to the third pull rod 6, the second elastic reset component 17 is sleeved outside the third pull rod 6, and the tail end of the second elastic reset component 17 is fixedly connected with the third pull rod.
Specifically, the first fixing support 8 and the second fixing support 9 are respectively welded with a second sleeve and a third sleeve which are installed in a matched mode through a tin wire and matched with a using device.
Specifically, the first elastic reset assembly 16 and the second elastic reset assembly 17 are both arranged in a spring structure.
Specifically, the first fixing support 8 is fixedly welded with the end of the first elastic resetting component 16, the end of the first elastic resetting component 16 is welded with the fixing rod 15, the second fixing support 9 is fixedly welded with the end of the second elastic resetting component 17, and the tail end of the second elastic resetting component 17 is fixedly welded with the third pull rod 6.
In summary, the following steps: the telescopic pull rod device convenient for adjusting the length according to the use is realized through the mutual matching of a first pull rod 1, a first pull rod support 2 and a second pull rod 3 for supporting the first pull rod 1, a second pull rod support 4 for buckling and supporting the second pull rod 3, a connecting rod 5, a third pull rod 6 and a fourth pull rod 7 for connecting the first pull rod 1 and the second pull rod 3, and a first fixed support 8 and a second fixed support 9 which are installed in a matched manner with a used equipment structure;
when the device is used, the outer parts of the first fixed support 8 and the second fixed support 9 are respectively connected with two second sleeves and a third sleeve which are matched and interconnected with the device through wire welding, the first sleeve which is interconnected with the second sleeves is arranged outside the first pull rod 1 and is connected and installed with the operation end of the device, and the fourth sleeve which is interconnected with the third sleeves is sleeved outside the joint of the third pull rod 6 and the fourth pull rod 7 and is arranged on the first sleeve. The joints of the second sleeve, the third sleeve and the fourth sleeve are all provided with press switches which are matched with the first pull rod 1, the second pull rod 3, the third pull rod 6 and the fourth pull rod 7 for telescopic operation, the tail end of the fourth pull rod 7 extends out of the third pull rod 6 to be connected with a handle of a matched using device, when the fourth pull rod 7 is matched with the third pull rod 6 to extend and adjust the length, the press switches at the corresponding positions of the fourth pull rod 7 and the third pull rod 6 are pressed, a positioning block II 19 at the tail end of the fourth pull rod 7 is buckled with a connecting piece 20 which is arranged corresponding to the fourth pull rod 7 of the third pull rod 6 when the fourth pull rod 7 is pulled with the third pull rod 6, the positioning block II 19 is buckled with the third pull rod 6 to fixedly match the handle to operate the device when the fourth pull rod 7 is prevented from being pulled out of the third pull rod 6, the handle drives the fourth pull rod 7, the fourth pull rod 7 drives the third pull rod 6, the third pull rod 6 drives the front end, when the fourth pull rod 7 retracts into the third pull rod 6, the handle is directly operated on the equipment through the third pull rod 6 by buckling the locking structure arranged on the handle and the groove of the connecting piece 20 arranged on the third pull rod 6 corresponding to the fourth pull rod 7;
when the second pull rod 3 is pulled out of the third pull rod 6 to adjust the using length of the equipment, the press switch arranged on the third sleeve is pressed, the third spring 14 pushes the second positioning switch 13 to bounce, the third pull rod 6 is not buckled any more, then the second sleeve is pulled out, the first spring pushes the press switch to reset, the second pull rod 3 is pulled forwards to the front end in the third pull rod 6, the positioning block 18 at the tail end of the second pull rod 3 limits the position of the second pull rod 3 pulled out of the third pull rod 6, the second pull rod 3 is prevented from being pulled out of the third pull rod 6 and is connected with the third pull rod 6 in a clamping way in the connecting piece 20, the fourth pull rod 7 is driven by the handle, the fourth pull rod 7 drives the third pull rod 6, the third pull rod 6 drives the second pull rod 3, the second pull rod 3 drives the operating end at the front end, so that the operating end moves to operate, when the second pull rod 3 retracts into the third pull rod 6, the second positioning switch 13 and the third pull rod 6 are arranged in the groove of the connecting piece 20 corresponding to the drawing end of the second pull rod 3, and the second pull rod 3 and the third pull rod 6 are fixed;
when the telescopic device needs to be completely unfolded and stretched, the second spring 12 pushes the first positioning switch 11 to bounce by pressing the press switch on the second sleeve, so that the first positioning switch is not buckled in the positioning groove 10 on the left side of the first pull rod 1 any more, but buckled in the positioning groove 10 on the right side, the first pull rod 1 can drive the front end of the second pull rod support 4, the fourth pull rod 7 is driven by the handle, the fourth pull rod 7 drives the third pull rod 6, the third pull rod 6 drives the second pull rod 3, the second pull rod 3 drives the second pull rod support 4, the second pull rod support 4 drives the first pull rod support 2, the first pull rod support 2 drives the first pull rod 1, and the first pull rod 1 drives the movable operation end, so that the operation end moves to operate;
this scalable pull rod device is used for the cooperation through first pull rod 1, second pull rod 3, third pull rod 6 and fourth pull rod 7 to provide the pulling cooperation and uses the effect of equipment tip activity operation end, realizes the flexible regulation to the cooperation service equipment to improve cooperation service equipment safety in utilization, be convenient for to cooperation service equipment transportation package, use the object for the horticulture that needs flexible regulation cut, press from both sides some objects such as getting the structure, application scope is wide.
Claims (4)
1. The utility model provides a scalable pull rod device, includes first pull rod (1), first pull rod support (2), connecting rod (5), second pull rod (3), second pull rod support (4), third pull rod (6), fourth pull rod (7), first fixing support (8) and second fixing support (9), its characterized in that: a plurality of positioning grooves (10) are formed in the first pull rod (1), a first pull rod support (2) is fixedly installed on the first pull rod (1), a first positioning switch (11) is fixedly installed at the top end of the first pull rod support (2), and a second spring (12) is fixedly installed on one side of the bottom end of the first positioning switch (11);
the first pull rod support (2) is fixedly installed with the connecting rod (5), one side of the connecting rod (5) is fixedly connected with the second pull rod support (4), the first pull rod (1) penetrates through the second pull rod support (4), one side of the second pull rod support (4) is fixedly connected with the second pull rod (3), the second pull rod (3) is fixedly provided with a second positioning switch (13), and the bottom end of the second positioning switch (13) is fixedly provided with a third spring (14);
the two ends of the third pull rod (6) are fixedly provided with connecting pieces (20) with catching grooves, the mounting end of the second pull rod (3) is inserted into the third pull rod (6), the tail end of the second pull rod (3) is provided with a positioning block (18) which is buckled with the inside of the connecting piece (20) corresponding to the inside of the third pull rod (6), the fourth pull rod (7) is arranged inside the third pull rod (6), the tail end of the fourth pull rod (7) is provided with a positioning block II (19) which is buckled with the inside of the connecting piece (20) corresponding to the inside of the third pull rod (6), the third pull rod (6) is movably connected with the first fixed support (8) and the second fixed support (9) in a front-back telescopic manner, one side of the first fixed support (8) is fixedly provided with a first elastic reset assembly (16) and movably penetrates through a fixing rod (15) corresponding to the first elastic reset assembly (16), and the tail end of the fixing rod (15) is fixedly welded with the second pull rod (4), the tail end of the first elastic reset component (16) is fixedly connected with the fixing rod (15), the second fixing support (9) is fixedly provided with a second elastic reset component (17) corresponding to the third pull rod (6), the second elastic reset component (17) is sleeved with the outer portion of the third pull rod (6), and the tail end of the second elastic reset component (17) is fixedly connected with the third pull rod (6).
2. The retractable drawbar apparatus according to claim 1, wherein: the first fixed support (8) and the second fixed support (9) are respectively welded with a second sleeve and a third sleeve which are installed in a matched mode through tin wires.
3. The retractable drawbar apparatus according to claim 1, wherein: the first elastic reset component (16) and the second elastic reset component (17) are arranged in a spring structure.
4. The retractable drawbar apparatus according to claim 1, wherein: the first fixing support (8) is fixedly welded with the end of the first elastic resetting component (16), the end of the first elastic resetting component (16) is welded with the fixing rod (15), the second fixing support (9) is fixedly welded with the end of the second elastic resetting component (17), and the end of the second elastic resetting component (17) is fixedly welded with the third pull rod (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023176874.2U CN214323252U (en) | 2020-12-25 | 2020-12-25 | Telescopic pull rod device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023176874.2U CN214323252U (en) | 2020-12-25 | 2020-12-25 | Telescopic pull rod device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214323252U true CN214323252U (en) | 2021-10-01 |
Family
ID=77901921
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023176874.2U Active CN214323252U (en) | 2020-12-25 | 2020-12-25 | Telescopic pull rod device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214323252U (en) |
-
2020
- 2020-12-25 CN CN202023176874.2U patent/CN214323252U/en active Active
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