CN216545939U - Stretching and folding mechanism of rescue trailer robot - Google Patents
Stretching and folding mechanism of rescue trailer robot Download PDFInfo
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- CN216545939U CN216545939U CN202122642692.8U CN202122642692U CN216545939U CN 216545939 U CN216545939 U CN 216545939U CN 202122642692 U CN202122642692 U CN 202122642692U CN 216545939 U CN216545939 U CN 216545939U
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- frame body
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- gear
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Abstract
The utility model discloses an extending and folding mechanism of a rescue trailer robot, which relates to the technical field of trailer rescue, and adopts the technical scheme that the extending and folding mechanism comprises a folding frame body, wherein the folding frame body is arranged on a trailer and can be driven by a hydraulic cylinder on the trailer to rotate to an inclined state and a horizontal state; the fixing device is arranged on the folding frame body, can slide on the folding frame body and can clamp and fix the front wheels of the two automobiles; the power device is used for driving the fixing device to slide on the telescopic frame body; the folding frame body comprises a rotating frame body, a telescopic frame body and a tire supporting platform; when the trailer is carried out, the telescopic frame body extends out of the rotating frame body, the vehicle bearing requirement is met, and when the trailer is not needed, the telescopic frame body retracts into the rotating frame body, so that the space is saved.
Description
Technical Field
The utility model relates to the technical field of trailer rescue, in particular to an extending and folding mechanism of a rescue trailer robot.
Background
When the automobile runs on a road, faults are inevitable, and the rescue trolley is a special vehicle for cleaning up faulty vehicles and urban illegal vehicles on the road; when carrying out the trailer, the slope support body that all needs to clear up on the wrecker rotates to the slope, then fixes two front tires of vehicle through the fixing device that carries out fixing to two front platforms of vehicle of support body slope bottom, then drags the vehicle to support on the slope support body through fixing device.
In order to support the automobile, the length of the inclined frame body of the existing trailer is mostly longer, and a large amount of space is occupied when the trailer is not carried out.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model aims to provide the extending and folding mechanism of the rescue trailer robot, wherein the telescopic frame body extends out of the rotating frame body when a trailer is carried out, so that the vehicle bearing requirement is met, and the telescopic frame body retracts into the rotating frame body when the trailer is not needed, so that the space is saved.
In order to achieve the purpose, the utility model provides the following technical scheme: an extending and folding mechanism of a rescue trailer robot comprises a folding frame body, a folding frame body and a folding frame body, wherein the folding frame body is arranged on a trailer and can be driven by a hydraulic cylinder to rotate on the trailer to an inclined state and a horizontal state;
the fixing device is arranged on the folding frame body, can slide on the folding frame body and can clamp and fix the front wheels of the two automobiles;
the power device is used for driving the fixing device to slide on the telescopic frame body;
the folding frame body comprises a rotating frame body which is supported on the trailer, one end of the rotating frame body is rotatably connected to the trailer, and the other end of the rotating frame body is driven by a hydraulic cylinder to lift;
the telescopic frame body can slide on the rotating frame body along the length direction of the rotating frame body, and one end of the telescopic frame body extends out of one end of the rotating frame body, which is rotatably connected to the trailer;
and the tire supporting platform is fixed at one end of the telescopic frame body, which extends out of the rotating frame body, and is used for supporting the rear wheels of the two automobiles.
By adopting the technical scheme, when a trailer is needed, the rotating frame body rotates, one end of the rotating frame body is driven to ascend through the hydraulic cylinder, so that the rotating frame body inclines, then the telescopic frame body extends out from the inclined low end of the rotating frame body until the tire supporting platform is contacted with the ground, then the fixing device slides downwards along the folding frame body, the wheel support is fixed on the fixing device, then the fixing device slides upwards along the folding frame body until the rear wheel of the automobile is supported on the tire supporting platform, and then the rotating frame body rotates to be horizontal; when the trailer is carried out, the telescopic frame body extends out of the rotating frame body, the vehicle bearing requirement is met, and when the trailer is not needed, the telescopic frame body retracts into the rotating frame body, so that the space is saved.
The utility model is further configured to: the rotating frame body comprises two rotating rods, and the two rotating rods are respectively positioned at two sides of the telescopic frame body;
the connecting plates are fixedly connected to the bottoms of the two rotating rods and are provided with two connecting plates which are respectively positioned at the positions close to the two ends of the rotating rods; the telescopic frame body slides between the two rotating rods.
The utility model is further configured to: two the spout that length direction set up along the telescopic frame body direction of sliding is seted up to one side that the dwang is close to each other, and the both sides fixedly connected with of telescopic frame body is two sliders that imbed respectively in two spouts, and the slider slides along spout length direction in the spout.
Through adopting above-mentioned technical scheme, can guide the slip direction of telescopic frame body through slider and spout.
The utility model is further configured to: the guide assembly is arranged on one side of the fixing device, which is far away from one end of the rotary frame body, which is rotatably connected with the trailer; the power device drives the fixing device to slide through the guide assembly.
The utility model is further configured to: the guide assembly comprises a guide plate which is arranged at the tops of the two rotating rods, and the guide plate is connected with the fixing device.
The utility model is further configured to: the power device comprises a gear set and a chain which is wound on the gear set and forms a closed loop, and the guide plate is fixedly connected with the chain.
The utility model is further configured to: the gear train is including rotating the driving gear of connection on rotating the support body, rotate the tensioning gear of connecting and keeping away from tire supporting platform one end at the expansion bracket body, rotate the driven gear of connection near tire supporting platform one end at the expansion bracket body and set up the slip gear that is close to driven gear department in rotating the support body bottom, the slip gear rotates to be connected on rotating the support body and can slide along the slip direction of expansion bracket body on rotating the support body.
The utility model is further configured to: the chain extends to the top of the driven gear from the top of the driving gear, extends to the top of the tensioning gear after passing through the bottom of the driven gear in a winding mode, extends to the top of the sliding gear after passing through the bottom of the tensioning gear in a winding mode, and forms a closed loop after passing through the bottom of the sliding gear and extending to the driving gear.
Through adopting above-mentioned technical scheme, can be in the middle of the flexible process of telescopic frame body through setting up sliding gear, remain the chain tensioning throughout.
In summary, compared with the prior art, the utility model has the following beneficial effects:
1. when the trailer is pulled, the telescopic frame body extends out of the rotating frame body, so that the vehicle bearing requirement is met, and when the trailer is not needed, the telescopic frame body retracts into the rotating frame body, so that the space is saved;
2. the sliding direction of the telescopic frame body can be guided through the sliding block and the sliding groove;
3. the utility model can always keep the chain tensioned during the telescopic process of the telescopic frame body by arranging the sliding gear.
Drawings
FIG. 1 is a schematic view of the overall structure of the embodiment;
FIG. 2 is an enlarged view of portion A of FIG. 1;
FIG. 3 is an enlarged view of the portion B of FIG. 1;
FIG. 4 is an enlarged view of section C of FIG. 1;
FIG. 5 is a schematic view of a power plant of an embodiment.
In the figure: 1. a folding frame body; 11. rotating the frame body; 111. rotating the rod; 1111. a chute; 112. a connecting plate; 12. a telescopic frame body; 121. a retractable plate; 122. a telescopic rod; 1221. a slider; 13. a tire support platform; 2. a fixing device; 21. a fixing frame; 22. fixing a gear lever; 23. a telescopic gear lever; 3. a guide assembly; 31. a guide plate; 32. a vertical plate; 33. a roller; 4. a power plant; 41. a driving gear; 42. a tension gear; 43. a driven gear; 44. a sliding gear; 45. a chain; 5. a guide groove; 6. a limiting groove.
Detailed Description
In order to make the technical solutions of the present invention better understood, the following description of the technical solutions of the present invention with reference to the accompanying drawings of the present invention is made clearly and completely, and other similar embodiments obtained by a person of ordinary skill in the art without any creative effort based on the embodiments in the present application shall fall within the protection scope of the present application. In addition, directional terms such as "upper", "lower", "left", "right", etc. in the following embodiments are directions with reference to the drawings only, and thus, the directional terms are used for illustrating the present invention and not for limiting the present invention.
The utility model is further described with reference to the drawings and the preferred embodiments.
Example (b): an extending and folding mechanism of a rescue trailer robot is shown in attached figures 1, 2, 3, 4 and 5, and comprises a folding frame body 1 arranged on a trailer, a fixing device 2 arranged on the folding frame body 1 and capable of sliding on the folding frame body 1, and a power device 4 for driving the fixing device 2 to slide on the folding frame body 1; the fixing device 2 can clamp and fix the front wheels of the two automobiles; specifically, the folding frame body 1 comprises a rotating frame body 11 supported on the trailer, an expansion frame body 12 arranged on the rotating frame body 11 and a tire support platform 13 fixedly connected to one end of the expansion frame body 12; specifically, one end of the rotating frame body 11 is rotatably connected to the trailer, the other end of the rotating frame body is driven to lift by the hydraulic cylinder, and one end of the rotating frame body 11 is driven to lift by the hydraulic cylinder, so that the rotating frame body 11 can be adjusted between a horizontal state and an inclined state; specifically, the telescoping support body 12 can slide on rotating support body 11 along the length direction who rotates support body 11, and the length direction who sets up telescoping support body 12 is the same with the length direction who rotates support body 11, and the one end of telescoping support body 12 is followed and is rotated the one end of connecting on the trailer and stretched out rotating support body 11, and when rotating support body 11 and rotating to the tilt state, telescoping support body 12 can the lapse. Specifically, the tire supporting platform 13 is fixed at one end of the telescopic frame 12 extending out of the rotating frame 11, and is used for supporting two rear wheels of the vehicle.
When carrying out the trailer, will rotate support body 11 and rotate to the tilt state, telescopic frame body 12 slides down, until tire supporting platform 13 and ground contact, then fixing device 2 slides down along folding support body 1, and the wheel supports and fixes on fixing device 2, then fixing device 2 upwards slides along folding support body 1, until the car rear wheel supports on tire supporting platform 13, then rotates support body 11 and rotates to the level.
Specifically, the rotating frame body 11 includes two rotating rods 111 and a connecting plate 112 for connecting the two rotating rods 111 together, and specifically, the telescopic frame body 12 is disposed between the two rotating rods 111; the length direction of the rotating rod 111 is arranged along the length direction of the rotating frame body 11; the two connecting plates 112 are provided, when the rotatable frame body 11 is in a horizontal state, the connecting plates 112 are located at the bottoms of the two rotatable rods 111, the connecting plates 112 are fixedly connected with the two rotatable rods 111, and the two connecting plates 112 are respectively located at positions of the rotatable rods 111 near two ends.
Specifically, the telescopic frame body 12 includes two telescopic rods 122 and a telescopic plate 121 fixedly connected to the bottoms of the two telescopic rods 122 at the sides close to each other; specifically, the two telescopic rods 122 are respectively located at one side of the two rotating rods 111, where the two rotating rods 111 are close to each other, and the length direction of the telescopic rods 122 is arranged along the length direction of the rotating rods 111.
Specifically, the telescopic frame body 12 is driven by the hydraulic cylinder to slide on the rotating frame body 11, the cylinder body of the hydraulic cylinder is rotatably connected to the top of the connecting plate 112 far away from the tire supporting platform 13 in the rotating frame body 11, and the piston rod of the hydraulic cylinder is rotatably connected to the telescopic plate 121.
Specifically, one side of the two rotating rods 111, which is close to each other, is provided with a sliding groove 1111, which is arranged along the sliding direction of the telescopic frame body 12 in the length direction, two sides of the telescopic frame body 12 are fixedly connected with two sliding blocks 1221, which are respectively embedded into the two sliding grooves 1111, the sliding blocks 1221 slide in the sliding grooves 1111 in the length direction of the sliding grooves 1111, and the two sliding blocks 1221 are respectively and fixedly connected to the side of the two telescopic rods 122, which is away from each other; the slider 1221 slides in the slide groove 1111, whereby the sliding direction of the telescopic bracket can be guided.
Specifically, a guiding assembly 3 is further arranged in the embodiment, the guiding assembly 3 is arranged on one side of the fixing device 2 far away from one end of the rotating frame body 11, which is rotatably connected with the trailer, and the power device 4 drives the fixing device 2 to slide through the guiding assembly 3; when the rotating frame body 11 rotates to incline and the tire support platform 13 is in contact with the ground, the fixing device 2 can pass over the tire support platform 13 due to the arrangement of the guide assembly 3, so that the fixing device 2 can fixedly support two front wheels of the automobile.
Specifically, the guiding assembly 3 includes a guiding plate 31 disposed on top of the two rotating rods 111 and a plurality of vertical plates 32 fixedly connected to the bottom of the guiding plate 31, the vertical plates 32 are disposed in two groups, each group includes two, the two groups correspond to the two rotating rods 111 respectively, and the two vertical plates 32 of the same group are disposed on the side of the rotating rod 111 departing from the telescopic rod 122 and the side of the rotating rod 111 departing from the telescopic rod 122 close to the rotating rod 111 respectively; specifically, two sides of the rotating rod 111 and the telescopic rod 122, which are away from each other, are provided with two guide grooves 5, and the top part of one side, which are close to each other, of the rotating rod 111 and the two guide grooves 5 on the telescopic rod 122 are provided with two limiting grooves 6; the two guide plates 31 of the same group are rotatably connected with rollers 33 at the sides close to each other, the axes of the rollers 33 are horizontal and vertical to the length direction of the rotating rod 111, the two rollers 33 are respectively embedded into the two guide grooves 5, and the top and the bottom of the rollers 33 are embedded into the limiting grooves 6 at the top and the bottom of the guide grooves 5; the roller 33 is provided to guide the sliding direction when the power device 4 drives the guide plate 31 to slide on the rotating rod 111 and the telescopic rod 122.
Specifically, power device 4 includes the gear train and around establishing on the gear train and forming closed loop chain 45, specifically, at the bottom fixedly connected with connecting rod of guide board 31, chain 45 is in the same place with connecting rod fixed connection to in the middle of the gear train drives chain 45 forward rotation and antiport's process, can drive the slip of guide board 31 on telescopic frame body 12.
Specifically, the gear assembly includes a driving gear 41 rotatably connected to the rotating frame body 11, a tensioning gear 42 rotatably connected to one end of the telescopic frame body 12 far from the tire support platform 13, a driven gear 43 rotatably connected to one end of the telescopic frame body 12 near the tire support platform 13, and a sliding gear 44 disposed at the bottom of the rotating frame body 11 near the driven gear 43, wherein the sliding gear 44 is rotatably connected to the rotating frame body 11 and can slide on the rotating frame body 11 along the sliding direction of the telescopic frame body 12; the chain 45 extends from the top of the driving gear 41 to the top of the driven gear 43, extends to the top of the tension gear 42 after passing through the bottom of the driven gear 43, extends to the top of the sliding gear 44 after passing through the bottom of the tension gear 42, and forms a closed loop after passing through the bottom of the sliding gear 44 and extending to the driving gear 41.
Through the arrangement of the sliding gear 44, in the process of extending and retracting the telescopic frame body 12, the sliding of the sliding gear 44 can enable the chain 45 to be always in a tensioning state and enable the chain 45 not to obstruct the extension and retraction of the telescopic frame body 12.
In some embodiments, two positioning plates are disposed on two sides of the sliding gear 44, a rotating shaft coaxial with the gear is fixed on the gear, two positioning blocks are disposed on two ends of the rotating shaft, the rotating shaft is rotatably connected to the positioning blocks, and the two positioning blocks respectively slide on the two positioning plates along the length direction of the rotating rod 111.
Specifically, two power devices 4 are provided, and the two power devices 4 are respectively located at positions close to the two rotating rods 111 inside the two rotating rods 111.
Specifically, the fixing device 2 includes a fixed frame 21, two fixed stopper rods 22 fixedly connected to both sides of the fixed frame 21, and telescopic stopper rods 23 provided in the fixed frame 21 and capable of respectively extending from both sides of the fixed frame 21; specifically, the fixed link 22 and the telescopic link 23 are both horizontally disposed in the longitudinal direction and are perpendicular to the longitudinal direction of the rotating lever 111, and the guide plate 31 is connected to the fixed frame 21. The fixed frame 21 can be inserted between the two front wheels. Specifically, the telescopic blocking rod 23 is driven by a hydraulic cylinder arranged in the fixed frame 21. Specifically, the guide plate 31 is rotatably coupled to the fixed frame 21 with its rotation axis horizontal and perpendicular to the longitudinal direction of the rotation lever 111.
The working principle of the stretching and folding mechanism of the rescue trailer robot during use is as follows: when the rotating frame body 11 rotates to an inclined state and the telescopic frame body 12 drives the tire supporting platform 13 to contact with the ground, the power device 4 drives the fixing device 2 to slide downwards through the guide plate 31, the guide plate 31 slides downwards along the length direction of the folding frame body 1 under the action of the power device 4, the power device slides from the power frame body to the position, close to the tire supporting platform 13, of the telescopic frame body 12, and pushes the fixing frame 21 to cross the tire supporting platform 13 to contact with the ground until the fixing frame 21 extends between two front wheels of an automobile and the two fixing blocking rods 22 respectively contact with the positions, lower than the axes of the front wheels, of the front sides of the two front wheels, then the telescopic blocking rods 23 extend out of the fixing frame 21 and the two telescopic blocking rods 23 respectively contact with the positions, lower than the axes of the front wheels, of the rear sides of the two front wheels of the automobile; then the power device 4 drives the guide plate 31 to move upwards along the length direction of the folding frame body 1, and simultaneously drives the automobile to move upwards together until two rear wheels of the automobile are supported on the tire supporting platform 13, and then the folding frame body 1 rotates to be horizontal, so that the automobile is supported.
The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the utility model may occur to those skilled in the art without departing from the principle of the utility model, and are considered to be within the scope of the utility model.
Claims (8)
1. The utility model provides a rescue trailer robot stretch out folding mechanism which characterized in that: comprises a folding frame body (1) which is arranged on a trailer and can be driven by a hydraulic cylinder to rotate on the trailer to an inclined state and a horizontal state;
the fixing device (2) is arranged on the folding frame body (1), can slide on the folding frame body (1) and can clamp and fix the front wheels of the two automobiles;
the power device (4) is used for driving the fixing device (2) to slide on the telescopic frame body (12);
the folding frame body (1) comprises a rotating frame body (11) which is supported on the trailer, one end of the rotating frame body is rotatably connected to the trailer, and the other end of the rotating frame body is driven by a hydraulic cylinder to lift;
the telescopic frame body (12) can slide on the rotating frame body (11) along the length direction of the rotating frame body (11), and one end of the telescopic frame body extends out of one end, rotatably connected to the trailer, of the rotating frame body (11);
and the tire supporting platform (13) is fixed at one end of the telescopic frame body (12) extending out of the rotating frame body (11) and is used for supporting the rear wheels of the two automobiles.
2. The extension and folding mechanism of the rescue trailer robot as claimed in claim 1, wherein: the rotating frame body (11) comprises two rotating rods (111), and the two rotating rods (111) are respectively positioned at two sides of the telescopic frame body (12);
the connecting plates (112) are fixedly connected to the bottoms of the two rotating rods (111), are provided with two connecting plates and are respectively positioned at the positions close to the two ends of the rotating rods (111); the telescopic frame body (12) slides between the two rotating rods (111).
3. The extension folding mechanism of the rescue trailer robot as claimed in claim 2, wherein: two spout (1111) that length direction set up along telescopic frame body (12) slip direction are seted up to dwang (111) one side that is close to each other, and two slider (1221) that imbed respectively in two spout (1111) of both sides fixedly connected with of telescopic frame body (12), slider (1221) slide along spout (1111) length direction in spout (1111).
4. The extension and folding mechanism of the rescue trailer robot as claimed in claim 3, wherein: the trailer is characterized by also comprising a guide assembly (3), wherein the guide assembly (3) is arranged on one side of the fixing device (2) far away from one end of the rotary frame body (11) which is rotatably connected with the trailer; the power device (4) drives the fixing device (2) to slide through the guide component (3).
5. The extension and folding mechanism of the rescue trailer robot as claimed in claim 4, wherein: the guide assembly (3) comprises a guide plate (31) which is arranged at the tops of the two rotating rods (111), and the guide plate (31) is connected with the fixing device (2).
6. The extension and folding mechanism of the rescue trailer robot as claimed in claim 5, wherein: the power device (4) comprises a gear set and a chain (45) which is wound on the gear set and forms a closed loop, and the guide plate (31) is fixedly connected with the chain (45).
7. The extension folding mechanism of the rescue trailer robot as claimed in claim 6, wherein: the gear train is including rotating driving gear (41) of connecting on rotating support body (11), rotate the tensioning gear (42) of connecting keeping away from tire supporting platform (13) one end in expansion bracket body (12), rotate driven gear (43) of connecting near tire supporting platform (13) one end in expansion bracket body (12) and set up slide gear (44) of being close to driven gear (43) department in rotation support body (11) bottom, slide gear (44) rotate connect on rotating support body (11) and can slide along the slip direction of expansion bracket body (12) on rotating support body (11).
8. The extension folding mechanism of the rescue trailer robot as claimed in claim 7, wherein: the chain (45) extends from the top of the driving gear (41) to the top of the driven gear (43), extends to the top of the tensioning gear (42) after passing through the bottom of the driven gear (43), extends to the top of the sliding gear (44) after passing through the bottom of the tensioning gear (42), and forms a closed loop after passing through the bottom of the sliding gear (44) and extending to the driving gear (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122642692.8U CN216545939U (en) | 2021-10-29 | 2021-10-29 | Stretching and folding mechanism of rescue trailer robot |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122642692.8U CN216545939U (en) | 2021-10-29 | 2021-10-29 | Stretching and folding mechanism of rescue trailer robot |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216545939U true CN216545939U (en) | 2022-05-17 |
Family
ID=81569398
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122642692.8U Active CN216545939U (en) | 2021-10-29 | 2021-10-29 | Stretching and folding mechanism of rescue trailer robot |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216545939U (en) |
-
2021
- 2021-10-29 CN CN202122642692.8U patent/CN216545939U/en active Active
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