CN216862896U - Floating riding wheel device of mechanical telescopic arm - Google Patents
Floating riding wheel device of mechanical telescopic arm Download PDFInfo
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- CN216862896U CN216862896U CN202220206208.9U CN202220206208U CN216862896U CN 216862896 U CN216862896 U CN 216862896U CN 202220206208 U CN202220206208 U CN 202220206208U CN 216862896 U CN216862896 U CN 216862896U
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Abstract
The utility model discloses a mechanical telescopic arm floating riding wheel device which comprises a mechanical telescopic arm main body and a plurality of floating riding wheel devices arranged on the mechanical telescopic arm main body, wherein each floating riding wheel device comprises a support frame and at least two riding wheel groups, each riding wheel group is arranged in the support frame, each riding wheel group comprises a connecting rod, at least 2 riding wheels and a riding wheel shaft, each riding wheel shaft is arranged in each riding wheel, the connecting rods are symmetrically arranged on two sides of each riding wheel through the riding wheel shafts, and the connecting rods are connected with the support frames. According to the floating riding wheel device of the mechanical telescopic arm, when the mechanical telescopic arm works, the movable arm cylinder is supported by the floating riding wheel device, and the sliding friction of the traditional support sliding block is changed into the rolling friction of the floating riding wheel device, so that the use effect close to maintenance-free is achieved, and the service life is prolonged.
Description
Technical Field
The utility model relates to the technical field of mechanical telescopic arms, in particular to a floating riding wheel device of a mechanical telescopic arm.
Background
The mechanical telescopic arm is a telescopic arm device for grabbing wood in open-air woodland and mainly comprises a fixed arm cylinder, a telescopic arm cylinder, a supporting slide block and the like. When the mechanical telescopic arm works, the telescopic frequency of the movable arm cylinder is high, the speed is high, the acting force on the supporting slide block is large, the service life of the supporting slide block is short, and the replacement frequency is high.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a mechanical telescopic arm floating riding wheel device which adopts sliding friction, has long service life and is approximately maintenance-free.
In order to achieve the purpose, the technical scheme adopted by the utility model is as follows:
the floating riding wheel device comprises a mechanical telescopic arm main body and a plurality of floating riding wheel devices arranged on the mechanical telescopic arm main body, wherein each floating riding wheel device comprises a support frame and at least two riding wheel groups, the riding wheel groups are arranged in the support frame, each riding wheel group comprises a connecting rod, at least 2 riding wheels and a riding wheel shaft, the riding wheel shafts are arranged in the riding wheels, the connecting rods are symmetrically arranged on two sides of the riding wheels through the riding wheel shafts, and the connecting rods are connected with the support frame.
Preferably, the connecting rod is provided with a first through hole and a connecting rod shaft, the riding wheel shaft is connected with the connecting rod through the first through hole, the connecting rod shaft is arranged in the middle of the connecting rod, one end of the connecting rod shaft is connected with the middle of the connecting rod, and the other end of the connecting rod shaft is connected with the supporting frame.
Preferably, the first through holes are two symmetrically arranged or three or more uniformly arranged.
Preferably, the support frame is provided with a second through hole and a third through hole, and the second through holes are two symmetrically arranged or three or more uniformly arranged; the connecting rod shaft is connected with the supporting frame through a second through hole, and the third through hole is formed between the second through holes.
Preferably, the mechanical telescopic arm main body comprises a fixed arm cylinder, a first telescopic arm cylinder, a second telescopic arm cylinder and a third telescopic arm cylinder, the first telescopic arm cylinder is sleeved in the fixed arm cylinder, the second telescopic arm cylinder is sleeved in the first telescopic arm cylinder, and the third telescopic arm cylinder is sleeved in the second telescopic arm cylinder.
Preferably, a fixed cylinder arm front pin shaft and a fixed arm cylinder front sliding block are arranged on the fixed cylinder arm, the fixed cylinder arm front pin shaft is connected with the floating riding wheel device, and the fixed cylinder arm front sliding block is arranged on the fixed cylinder arm through a bolt.
Preferably, a first telescopic cylinder front pin shaft, a first telescopic cylinder rear lower slider and a first telescopic cylinder front slider are arranged on the first telescopic arm cylinder, the front end of the first telescopic arm cylinder is connected with the floating riding wheel device through the first telescopic cylinder front pin shaft, the rear end of the first telescopic arm cylinder is connected with the floating riding wheel device through the first telescopic cylinder rear pin shaft, and the first telescopic arm cylinder rear lower slider and the first telescopic arm cylinder front slider are respectively arranged at the rear end and the front end of the first telescopic arm cylinder through bolts.
Preferably, a second telescopic cylinder front pin shaft, a second telescopic cylinder rear lower slider and a second telescopic arm cylinder front slider are arranged on the second telescopic arm cylinder, the front end of the second telescopic arm is connected with the floating riding wheel device through the second telescopic cylinder front pin shaft, the rear end of the second telescopic arm is connected with the floating riding wheel device through the second telescopic cylinder rear pin shaft, and the second telescopic arm cylinder rear lower slider and the second telescopic arm cylinder front slider are respectively arranged at the rear end and the front end of the second telescopic arm cylinder through bolts.
Preferably, a third telescopic boom cylinder rear pin shaft and a third telescopic boom cylinder rear lower sliding block are arranged on the third telescopic boom cylinder, the rear end of the third telescopic boom cylinder is connected with the floating supporting roller device through the third telescopic boom cylinder rear pin shaft, and the third telescopic boom cylinder rear lower sliding block is arranged at the rear end of the third telescopic boom cylinder through a bolt.
Due to the adoption of the technical scheme, the utility model has the following beneficial effects:
according to the floating riding wheel device of the mechanical telescopic arm, when the mechanical telescopic arm works, the movable arm cylinder is supported by the floating riding wheel device, and the sliding friction of the traditional support sliding block is changed into the rolling friction of the floating riding wheel device, so that the use effect close to maintenance-free is achieved, and the service life is prolonged.
Drawings
FIG. 1 is a cross-sectional view of a mechanical telescopic boom of the present invention;
fig. 2 is a front view of the floating idler assembly of the mechanical telescopic arm of the present invention.
In the drawing, 1-fixed arm cylinder, 2-first telescopic arm cylinder, 3-second telescopic arm cylinder, 4-third telescopic arm cylinder, 5-first telescopic arm cylinder rear lower slide block, 6-second telescopic arm cylinder rear lower slide block, 7-third telescopic arm cylinder rear lower slide block, 8-fixed arm cylinder front slide block, 9-first telescopic arm cylinder front slide block, 10-floating riding wheel device, 11-fixed arm cylinder front pin shaft, 12-first telescopic arm cylinder front pin shaft, 13-second telescopic arm cylinder front pin shaft, 14-first telescopic arm cylinder rear pin shaft, 15-second telescopic arm cylinder rear pin shaft, 16-third telescopic arm cylinder rear pin shaft, 17-second telescopic arm cylinder front slide block, 18-support frame, 19-connecting rod, 20-riding wheel and 21-riding wheel shaft.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail below with reference to the accompanying drawings by way of examples of preferred embodiments. However, it should be noted that the numerous details set forth in the description are merely intended to provide a thorough understanding of one or more aspects of the present invention, even though such aspects of the utility model may be practiced without these specific details.
Example 1:
as shown in fig. 1-2, a mechanical telescopic boom floating riding wheel device includes a mechanical telescopic boom main body and a plurality of floating riding wheel devices 10 disposed on the mechanical telescopic boom main body, where the floating riding wheel devices 10 include a support frame 18 and at least two riding wheel groups, the riding wheel groups are disposed inside the support frame 18, each riding wheel group includes a connecting rod 19, at least 2 riding wheels 20 and a riding wheel shaft 21, the riding wheel shafts 21 are mounted inside the riding wheels 20, the connecting rods 19 are symmetrically disposed on two sides of the riding wheels 20 through the riding wheel shafts 21, and the connecting rods 19 are connected to the support frame 18; a first through hole and a connecting rod shaft are arranged on the connecting rod 19, the riding wheel shaft 21 is connected with the connecting rod 19 through the first through hole, the connecting rod shaft is arranged in the middle of the connecting rod 19, one end of the connecting rod shaft is connected with the middle of the connecting rod 19, and the other end of the connecting rod shaft is connected with the supporting frame 18; the first through holes are two symmetrically arranged or three or more uniformly arranged; the support frame 18 is provided with two or more symmetrically arranged second through holes or three or more uniformly arranged second through holes and third through holes; the connecting rod shaft is connected with the support frame 18 through a second through hole, and the third through hole is arranged between the second through holes.
As shown in fig. 1, the mechanical telescopic arm main body comprises a fixed arm cylinder 1, a first telescopic arm cylinder 2, a second telescopic arm cylinder 3 and a third telescopic arm cylinder 4, wherein the first telescopic arm cylinder 2 is sleeved in the fixed arm cylinder 1, the second telescopic arm cylinder 3 is sleeved in the first telescopic arm cylinder 2, and the third telescopic arm cylinder 4 is sleeved in the second telescopic arm cylinder 3; the fixed cylinder arm 1 is provided with a fixed cylinder arm front pin shaft 11 and a fixed cylinder arm front sliding block 8, the fixed cylinder arm front pin shaft 11 is connected with the floating riding wheel device 10, and the fixed cylinder arm front sliding block 8 is arranged on the fixed cylinder arm 1 through a bolt.
The first telescopic boom cylinder 2 is provided with a first telescopic cylinder front pin shaft 12, a first telescopic cylinder rear pin shaft 14, a first telescopic boom cylinder rear lower sliding block 5 and a first telescopic boom cylinder front sliding block 9, the front end of the first telescopic boom cylinder 2 is connected with the floating riding wheel device 10 through the first telescopic cylinder front pin shaft 12, the rear end of the first telescopic boom cylinder 2 is connected with the floating riding wheel device 10 through the first telescopic cylinder rear pin shaft 14, and the first telescopic boom cylinder rear lower sliding block 5 and the first telescopic boom cylinder front sliding block 9 are respectively arranged at the rear end and the front end of the first telescopic boom cylinder 2 through bolts.
The second telescopic boom cylinder 3 is provided with a second telescopic boom front pin shaft 13, a second telescopic boom rear pin shaft 15, a second telescopic boom rear lower slider 6 and a second telescopic boom front slider 17, the front end of the second telescopic boom 3 is connected with the floating riding wheel device 10 through the second telescopic boom front pin shaft 13, the rear end of the second telescopic boom 3 is connected with the floating riding wheel device 10 through the second telescopic boom rear pin shaft 15, and the second telescopic boom rear lower slider 6 and the second telescopic boom front slider 17 are respectively arranged at the rear end and the front end of the second telescopic boom cylinder 3 through bolts.
A third telescopic cylinder rear pin shaft 16 and a third telescopic cylinder rear lower slider 7 are arranged on the third telescopic arm cylinder 4, the rear end of the third telescopic arm cylinder 4 is connected with the floating riding wheel device 10 through the third telescopic cylinder rear pin shaft 16, and the third telescopic arm cylinder rear lower slider 7 is arranged at the rear end of the third telescopic arm cylinder 4 through a bolt.
When the mechanical telescopic arm works, the first telescopic arm cylinder and the second telescopic arm cylinder are arranged in the cylinder body; the front end and the rear end of the third telescopic arm cylinder are both supported by a floating riding wheel device; the riding wheel device that floats on the front and back end of each flexible arm section of thick bamboo all can rotate around the round pin axle, and the riding wheel on the riding wheel device that floats is again with 2 as 1 group and rotates around the riding wheel connecting rod center simultaneously to realized that the riding wheel on the riding wheel device that floats when the frock of every flexible arm section of thick bamboo plays the supporting role all the time evenly.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that those skilled in the art can make various improvements and modifications without departing from the principle of the present invention, and these improvements and modifications should also be construed as the protection scope of the present invention.
Claims (9)
1. The utility model provides a riding wheel device that floats of mechanical telescopic arm which characterized in that: the device comprises a mechanical telescopic arm main body and a plurality of floating supporting roller devices arranged on the mechanical telescopic arm main body, wherein each floating supporting roller device comprises a support frame and at least two supporting roller groups, each supporting roller group is arranged in the support frame, each supporting roller group comprises a connecting rod, at least 2 supporting rollers and supporting roller shafts, the supporting roller shafts are arranged in the supporting rollers, the connecting rods are symmetrically arranged on two sides of each supporting roller through the supporting roller shafts, and the connecting rods are connected with the support frames.
2. The mechanical telescopic arm floating riding wheel device of claim 1, wherein: the connecting rod is provided with a first through hole and a connecting rod shaft, the riding wheel shaft is connected with the connecting rod through the first through hole, the connecting rod shaft is arranged in the middle of the connecting rod, one end of the connecting rod shaft is connected with the middle of the connecting rod, and the other end of the connecting rod shaft is connected with the supporting frame.
3. The mechanical telescopic arm floating riding wheel device of claim 2, wherein: the first through holes are two symmetrically arranged or three or more uniformly arranged.
4. The mechanical telescopic arm floating riding wheel device of claim 2, wherein: the support frame is provided with a second through hole and a third through hole, and the second through holes are two symmetrically arranged or three or more uniformly arranged; the connecting rod shaft is connected with the supporting frame through a second through hole, and the third through hole is formed between the second through holes.
5. The mechanical telescopic arm floating riding wheel device of claim 1, wherein: the mechanical telescopic arm main body comprises a fixed arm cylinder, a first telescopic arm cylinder, a second telescopic arm cylinder and a third telescopic arm cylinder, wherein the first telescopic arm cylinder is sleeved in the fixed arm cylinder, the second telescopic arm cylinder is sleeved in the first telescopic arm cylinder, and the third telescopic arm cylinder is sleeved in the second telescopic arm cylinder.
6. The mechanical telescopic arm floating riding wheel device of claim 5, wherein: the fixed arm cylinder is provided with a fixed cylinder arm front pin shaft and a fixed arm cylinder front sliding block, the fixed cylinder arm front pin shaft is connected with the floating riding wheel device, and the fixed cylinder arm front sliding block is arranged on the fixed cylinder arm through a bolt.
7. The mechanical telescopic arm floating riding wheel device of claim 5, wherein: the telescopic arm comprises a first telescopic arm cylinder, a second telescopic arm cylinder, a first lower sliding block, a first telescopic arm cylinder and a first front sliding block, wherein the first telescopic arm cylinder is provided with a first front telescopic cylinder pin shaft, a first rear telescopic arm cylinder rear lower sliding block and a first front telescopic arm cylinder sliding block, the front end of the first telescopic arm cylinder is connected with a floating supporting wheel device through a first front telescopic cylinder pin shaft, the rear end of the first telescopic arm cylinder is connected with the floating supporting wheel device through a first rear telescopic cylinder pin shaft, and the first rear telescopic arm cylinder lower sliding block and the first front telescopic arm cylinder front sliding block are arranged at the rear end and the front end of the first telescopic arm cylinder through bolts respectively.
8. The mechanical telescopic arm floating riding wheel device of claim 5, wherein: the telescopic arm comprises a second telescopic arm cylinder, a first telescopic arm cylinder, a second telescopic arm cylinder, a first lower sliding block, a first telescopic arm cylinder and a second lower sliding block, wherein the second telescopic arm cylinder is provided with a second telescopic cylinder front pin shaft, a second telescopic cylinder rear pin shaft, a second telescopic arm cylinder rear lower sliding block and a second telescopic arm cylinder front sliding block, the front end of a second telescopic arm is connected with a floating riding wheel device through a second telescopic cylinder front pin shaft, the rear end of the second telescopic arm is connected with the floating riding wheel device through a second telescopic cylinder rear pin shaft, and the second telescopic arm cylinder rear lower sliding block and the second telescopic arm cylinder front sliding block are arranged at the rear end and the front end of the second telescopic arm cylinder through bolts respectively.
9. The mechanical telescopic arm floating riding wheel device of claim 5, wherein: the third telescopic boom cylinder is provided with a third telescopic boom rear pin shaft and a third telescopic boom rear lower sliding block, the rear end of the third telescopic boom cylinder is connected with the floating riding wheel device through the third telescopic boom rear pin shaft, and the third telescopic boom rear lower sliding block is arranged at the rear end of the third telescopic boom cylinder through a bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220206208.9U CN216862896U (en) | 2022-01-25 | 2022-01-25 | Floating riding wheel device of mechanical telescopic arm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220206208.9U CN216862896U (en) | 2022-01-25 | 2022-01-25 | Floating riding wheel device of mechanical telescopic arm |
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| Publication Number | Publication Date |
|---|---|
| CN216862896U true CN216862896U (en) | 2022-07-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220206208.9U Active CN216862896U (en) | 2022-01-25 | 2022-01-25 | Floating riding wheel device of mechanical telescopic arm |
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| Country | Link |
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| CN (1) | CN216862896U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117021158A (en) * | 2023-08-18 | 2023-11-10 | 中信重工机械股份有限公司 | Telescoping mechanism and mechanical equipment based on floating slide block support |
-
2022
- 2022-01-25 CN CN202220206208.9U patent/CN216862896U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117021158A (en) * | 2023-08-18 | 2023-11-10 | 中信重工机械股份有限公司 | Telescoping mechanism and mechanical equipment based on floating slide block support |
| CN117021158B (en) * | 2023-08-18 | 2024-01-26 | 中信重工机械股份有限公司 | Telescoping mechanism and mechanical equipment based on floating slide block support |
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