CN214527982U - Double-chain type support arm structure of crawler type aerial work platform - Google Patents
Double-chain type support arm structure of crawler type aerial work platform Download PDFInfo
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- CN214527982U CN214527982U CN202023113276.0U CN202023113276U CN214527982U CN 214527982 U CN214527982 U CN 214527982U CN 202023113276 U CN202023113276 U CN 202023113276U CN 214527982 U CN214527982 U CN 214527982U
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- aerial work
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Abstract
The utility model discloses a crawler-type aerial work platform double-chain formula support arm structure relates to aerial work platform double-chain formula support arm device technical field, including base, first movable block, first support arm, connecting block, first cavity, first pneumatic cylinder, second support arm, second movable block, third movable block, first pivot, second cavity, third pivot, second pneumatic cylinder, workstation, rail and gyro wheel. The utility model discloses a set up first pneumatic cylinder and second support arm, first pneumatic cylinder and second pneumatic cylinder can control first support arm and second support arm and carry out the motion of equidirectional not, have enlarged the working range of workstation, have guaranteed the work effect of device, and through setting up servo motor and baffle, servo motor drives the baffle up-motion and protects staff's safety, has further guaranteed staff's security to the work effect of device has been guaranteed.
Description
Technical Field
The utility model relates to an aerial working platform double-chain formula support arm technical field specifically is a crawler-type aerial working platform double-chain formula support arm structure.
Background
The aerial work platform is a movable aerial work product for serving aerial work, equipment installation, maintenance and the like in various industries; the related products of the aerial work platform mainly comprise: a scissor type aerial work platform, a trailer type aerial work platform, a crank arm type aerial work platform, a straight arm type aerial work platform, an aluminum alloy aerial work platform, a nested cylinder type aerial work platform and a spider type aerial work platform. Wherein the crawler-type aerial work platform has good stability when working.
The folding arm type support arm installed on the existing crawler type aerial working platform is generally low in degree of freedom, small in actual moving range and low in flexibility, and the working effect of the device is affected.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a crawler-type aerial working platform double-chain support arm structure to solve the problem that proposes among the above-mentioned background art.
In order to solve the technical problem, the utility model provides a following technical scheme: a double-chain type support arm structure of a crawler-type aerial work platform comprises a base, wherein a first movable block and a first support arm which are rotatably connected are arranged on one side of the outer wall of the base, the first support arm is positioned above the first movable block, a connecting block which is rotatably connected is sleeved on one side, away from the base, of the first movable block, one end of the connecting block is rotatably connected with the bottom of the first support arm, the first support arm and the inner side of the connecting block are sleeved with a first rotating shaft which is rotatably connected, a first cavity is formed in the position, close to the base, of the bottom of the first support arm, two sides of the inner wall of the first cavity are provided with a first hydraulic cylinder which is rotatably connected, an output shaft of the first hydraulic cylinder is rotatably connected with the first rotating shaft, a second support arm which is rotatably connected is arranged on one side, away from the base, of the top of the first support arm, close to one side of the second support arm, is provided with a second movable block which is rotatably connected, the second support arm is close to second movable block one side is equipped with the third movable block that rotates the connection, second movable block one end with third movable block one end is rotated and is connected, the second movable block with the inboard cover of third movable block is equipped with same second pivot of rotating the connection, first support arm top is close to the second cavity has been seted up to second support arm one side, second cavity inner wall both sides are equipped with same third pivot of rotating the connection, third pivot outer wall cover is equipped with the second pneumatic cylinder, the second pneumatic cylinder output shaft with the second pivot is rotated and is connected, the second support arm is kept away from first support arm one side is equipped with the workstation of rotating the connection, the workstation top is equipped with the rail.
Furthermore, the base inboard be equipped with first support arm assorted ball bearing replaces the rotation through setting up ball bearing, guarantees the smoothness when first support arm rotates.
Furthermore, a plurality of through holes are formed in the bottom of the base, and bolts penetrate through the through holes to connect the base with a chassis of the device, so that the structural stability of the device is guaranteed.
Furthermore, the outer wall of the second support arm is close to one side of the second hydraulic cylinder, a third cavity matched with the second hydraulic cylinder is formed in one side of the second support arm, so that the second support arm is prevented from being damaged by extrusion when being close to the first support arm, and the safety of the device is guaranteed.
Furthermore, the bottom of the workbench is provided with a plurality of movably connected idler wheels, the idler wheels are in sliding contact with the ground, the workbench can be conveniently moved after being detached, and the flexibility of the device is guaranteed.
Furthermore, the bottom of the workbench is provided with a water outlet, so that sundries such as accumulated water are prevented from being accumulated at the bottom of the workbench.
Compared with the prior art, the utility model discloses the beneficial effect who reaches is:
1. the utility model discloses a set up first pneumatic cylinder, second pneumatic cylinder, first support arm and second support arm, first pneumatic cylinder and second pneumatic cylinder can control first support arm and second support arm and carry out not equidirectional motion, have enlarged the working range of workstation, have promoted the flexibility of device, have guaranteed the work effect of device.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a front cross-sectional view of the present invention in its entirety;
FIG. 2 is an enlarged schematic view of the present invention at A in FIG. 1;
FIG. 3 is an enlarged schematic view of the present invention at B of FIG. 1;
fig. 4 is an enlarged schematic view of fig. 1 at C according to the present invention;
in the figure: 1. a base; 2. a first movable block; 3. a first support arm; 4. connecting blocks; 5. a first cavity; 6. a first hydraulic cylinder; 7. a second support arm; 8. a second movable block; 9. a third movable block; 10. a first rotating shaft; 11. a second rotating shaft; 12. a second cavity; 13. a third rotating shaft; 14. a second hydraulic cylinder; 15. a work table; 16. a fence; 17. and a roller.
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. 1-4, the present invention provides a technical solution: a double-chain type support arm structure of a crawler-type aerial work platform comprises a base 1, wherein a first movable block 2 and a first support arm 3 which are connected in a rotating mode are arranged on one side of the outer wall of the base 1, the first support arm 3 is located above the first movable block 2, a connecting block 4 which is connected in a rotating mode is sleeved on one side, away from the base 1, of the first movable block 2, one end of the connecting block 4 is connected with the bottom of the first support arm 3 in a rotating mode, a first rotating shaft 10 which is connected in the same rotating mode is sleeved on the inner sides of the first support arm 3 and the connecting block 4, a first cavity 5 is formed in one side, close to the base 1, of the bottom of the first support arm 3, first hydraulic cylinders 6 which are connected in the same rotating mode are arranged on two sides of the inner wall of the first cavity 5, output shafts of the first hydraulic cylinders 6 are connected in the rotating mode with the first rotating shaft 10, and a second support arm 7 which is connected in the rotating mode is arranged on one side, away from the base 1, a second movable block 8 which is rotatably connected is arranged at one side of the top of the first support arm 3, which is close to the second support arm 7, a third movable block 9 which is rotatably connected is arranged on one side of the second support arm 7 close to the second movable block 8, one end of the second movable block 8 is rotatably connected with one end of the third movable block 9, a second rotating shaft 11 which is rotatably connected with the second movable block 8 is sleeved on the inner side of the third movable block 9, a second cavity 12 is arranged at one side of the top of the first supporting arm 3 close to the second supporting arm 7, a third rotating shaft 13 which is rotatably connected is arranged at two sides of the inner wall of the second cavity 12, a second hydraulic cylinder 14 is sleeved on the outer wall of the third rotating shaft 13, an output shaft of the second hydraulic cylinder 14 is rotatably connected with the second rotating shaft 11, the second support arm 7 is provided with a workbench 15 which is rotatably connected with one side far away from the first support arm 3.
The inner side of the base 1 is provided with a ball bearing matched with the first support arm 3, and the ball bearing is arranged to replace rotation, so that smoothness of the first support arm 3 in rotation is guaranteed.
A plurality of through holes are formed in the bottom of the base 1, and bolts penetrate through the through holes to connect the base 1 and a chassis of the device, so that the structural stability of the device is guaranteed.
And a third cavity matched with the second hydraulic cylinder 14 is formed in one side, close to the second hydraulic cylinder 14, of the outer wall of the second support arm 7, so that the second support arm 7 is prevented from being extruded and damaged to the second hydraulic cylinder 14 when being close to the first support arm 3, and the safety of the device is ensured.
The bottom of the workbench 15 is provided with a plurality of movably connected idler wheels 17, and the idler wheels 17 are in sliding contact with the ground, so that the workbench 15 can be conveniently moved after being detached, and the flexibility of the device is ensured.
The bottom of the workbench 15 is provided with a water outlet, so that sundries such as accumulated water are prevented from being accumulated at the bottom of the workbench.
The implementation mode is specifically as follows: when the device is used, through arranging the first hydraulic cylinder 6, the second hydraulic cylinder 14, the first support arm 3 and the second support arm 7, when the first hydraulic cylinder 6 in the first cavity 5 extends in work, the first support arm 3 is driven to swing upwards around the base 1, the first movable block 2 and the connecting block 4 move upwards with a small amplitude, the first movable block 2, the connecting block 4 and the base 1 always keep a triangular stable structure, the supporting effect of the first rotating shaft 10 on the first hydraulic cylinder 6 is ensured, the stability of the first support arm 3 is ensured, when the second hydraulic cylinder 14 extends, the third rotating shaft 13 slightly rotates along with the second hydraulic cylinder 14, the second hydraulic cylinder 14 pushes the second rotating shaft 11 to move, the second support arm 7 is driven to rotate downwards around the first support arm 3, the second movable block 8, the third movable block 9 and the second rotating shaft 11 move along with the second rotating shaft, the workbench 15 moves along with the second rotating shaft and keeps parallel to the ground, the second movable block 8 and the third movable block 9 keep the stability of the relative position of the first support arm 3 and the second support arm 7, thereby ensuring the stability of the device, the degree of freedom of the device is increased by controlling two different swing directions of the first support arm 3 and the second support arm 7, the working range of the workbench 15 is enlarged, the flexibility of the device is enhanced, and the working effect of the device is ensured, when the working is finished, the second hydraulic cylinder 14 is shortened to drive the second rotating shaft 11 to move, the second support arm 7 is driven to approach towards the first support arm 3 by the second movable block 8 and the third movable block 9, when the device moves to the limit, the second hydraulic cylinder 14 is completely retracted into the second cavity 12, the first support arm 3 is tightly attached to the second support arm 7, the occupied area of the device is reduced, the applicability of the device is ensured, the workbench 15 can be detached from the second support arm 7, when the device passes through a narrow area, can dismantle workstation 15 from second support arm 7, gyro wheel 17 replaces the bottom of workstation 15 to contact with ground, and gyro wheel 17 is favorable to the removal after workstation 15 dismantles and has reduced the friction loss of workstation 15, has guaranteed the flexibility of device.
The utility model discloses a theory of operation:
referring to the attached drawings 1-4 of the specification, by arranging the first hydraulic cylinder 6, the second hydraulic cylinder 14, the first support arm 3 and the second support arm 7, the first hydraulic cylinder 6 and the second hydraulic cylinder 14 can control the first support arm 3 and the second support arm 7 to move in different directions, so that the working range of the workbench 15 is enlarged, the flexibility of the device is improved, and the working effect of the device is ensured.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a crawler-type aerial work platform double-chain formula support arm structure, includes base (1), its characterized in that: base (1) outer wall one side is equipped with first movable block (2) and first support arm (3) that rotate the connection, first support arm (3) are located the top of first movable block (2), keep away from first movable block (2) base (1) one side cover is equipped with rotates connecting block (4) of connecting, connecting block (4) one end with first support arm (3) bottom is rotated and is connected, first support arm (3) with the inboard cover of connecting block (4) is equipped with same first pivot (10) of rotating the connection, first support arm (3) bottom is close to first cavity (5) have been seted up to base (1) one side, first cavity (5) inner wall both sides are equipped with same first pneumatic cylinder (6) of rotating the connection, first pneumatic cylinder (6) output shaft with first pivot (10) rotate the connection, first support arm (3) are kept away from base (1) one side is equipped with second support arm (7) of rotating the connection The top of the first support arm (3) is close to the second support arm (7) and one side of the second support arm is provided with a second movable block (8) which is connected in a rotating way, the second support arm (7) is close to the second movable block (8) and one side of the second movable block (8) is provided with a third movable block (9) which is connected in a rotating way, one end of the second movable block (8) is connected with one end of the third movable block (9) in a rotating way, the second movable block (8) and the third movable block (9) are sleeved with a same second rotating shaft (11) which is connected in a rotating way, the top of the first support arm (3) is close to one side of the second support arm (7) and is provided with a second cavity (12), the two sides of the inner wall of the second cavity (12) are provided with a third rotating shaft (13) which is connected in a rotating way, the outer wall of the third rotating shaft (13) is sleeved with a second hydraulic cylinder (14), the output shaft of the second hydraulic cylinder (14) is connected with the second rotating shaft (11) in a rotating way, second support arm (7) keep away from first support arm (3) one side is equipped with workstation (15) of rotation connection, workstation (15) top is equipped with rail (16).
2. The double-chain type support arm structure of the crawler-type aerial work platform as claimed in claim 1, wherein: and a ball bearing matched with the first support arm (3) is arranged on the inner side of the base (1).
3. The double-chain type support arm structure of the crawler-type aerial work platform as claimed in claim 1, wherein: the bottom of the base (1) is provided with a plurality of through holes.
4. The double-chain type support arm structure of the crawler-type aerial work platform as claimed in claim 1, wherein: and a third cavity matched with the second hydraulic cylinder (14) is formed in one side, close to the second hydraulic cylinder (14), of the outer wall of the second support arm (7).
5. The double-chain type support arm structure of the crawler-type aerial work platform as claimed in claim 1, wherein: the bottom of the working table (15) is provided with a plurality of movably connected rollers (17).
6. The double-chain type support arm structure of the crawler-type aerial work platform as claimed in claim 1, wherein: a water outlet is arranged at the bottom of the workbench (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023113276.0U CN214527982U (en) | 2020-12-22 | 2020-12-22 | Double-chain type support arm structure of crawler type aerial work platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023113276.0U CN214527982U (en) | 2020-12-22 | 2020-12-22 | Double-chain type support arm structure of crawler type aerial work platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214527982U true CN214527982U (en) | 2021-10-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023113276.0U Active CN214527982U (en) | 2020-12-22 | 2020-12-22 | Double-chain type support arm structure of crawler type aerial work platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214527982U (en) |
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- 2020-12-22 CN CN202023113276.0U patent/CN214527982U/en active Active
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