Height-adjustable protective operation vehicle

Abstract

The utility model discloses a height-adjustable protective operation vehicle, and relates to the technical field of operation vehicles. A height-adjustable protective operation vehicle comprises a first electric telescopic rod, a cab body, a vehicle hopper and a protective operation platform, a second electric telescopic rod is fixedly installed on the adjacent sides of two fixing bases, and the output end of the second electric telescopic rod is fixedly connected with a C-shaped frame. Connecting plates are fixedly mounted at the positions, close to the top and the bottom, of the right side of the C-shaped frame, sliding rod sets are fixedly mounted at the positions, close to the right side, of the inner bottom walls of the two mounting boxes, and the positions, close to the front end and the rear end, of the outer surfaces of the two sliding rod sets are movably sleeved with sliding blocks; and fixed columns are fixedly mounted at the positions, close to the front and rear ends, of the centers of the inner bottom walls of the two mounting boxes correspondingly, the outer surfaces of the multiple fixed columns are movably sleeved with half gears correspondingly, and the ends, away from the half gears, of the multiple connecting blocks are movably sleeved with movable parts correspondingly.

Description

Technical Field

[0001] The utility model relates to the technical field of working vehicles, in particular to a protective working vehicle with adjustable height. Background Art

[0002] A lifting vehicle is a special vehicle used for aerial work. It is usually equipped with a retractable platform on which workers and necessary tools and equipment can be placed. Through a hydraulic system or other power system, the lifting vehicle can lift the platform to a specified height, allowing workers to perform various operations at high altitudes, such as installation, maintenance, cleaning, etc. Lifting vehicles are widely used in construction, electricity, communications, municipal administration and other fields, effectively improving the safety and efficiency of aerial work.

[0003] Chinese utility model patent CN220223495U discloses a railway construction lifting work vehicle, including a lifting vehicle, a lifting mechanism of the lifting vehicle is fixedly connected to a bottom plate with a groove at the center of the top, a protective frame is fixedly connected to the top of the bottom plate, a moving frame penetrating the bottom plate is provided on the inner side of the bottom plate, and a fixed shaft is rotatably connected to the inner side of the moving frame. Through the set sunshade, worm, sleeve rod and tooth block, when railway construction is carried out through the device, if conditions permit, when the light is strong, the worm is rotated to engage the worm wheel, and the sleeve rod is further driven to rotate through the fixed shaft. At this time, the sunshade can be controlled to rotate to a specified angle, and then the worm is pushed to make the moving frame and the bottom plate slide to push the sunshade to a specified position, and then the positioning threaded shaft is rotated to make the tooth block and the rack mesh together to position the moving frame. At this time, the sunshade can be used to shade the high-altitude construction personnel, thereby avoiding sunburn to the construction personnel to the greatest extent.

[0004] However, when the existing lifting protection work vehicle is working at a height, the protection work platform is simply lifted by the telescopic arm, but the protection work platform itself is not protected. In the absence of external force, it still shakes and is unstable, and the safety is not high. Utility Model Content

[0005] The utility model provides a protective operation vehicle with adjustable height to solve the problems in the background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a height-adjustable protective work vehicle, comprising a first electric telescopic rod, a cab body, a vehicle bucket and a protective work platform, a mounting seat is fixedly installed on the top of the vehicle bucket near the left side, a telescopic cylinder is arranged on the mounting seat, a telescopic arm is arranged on the mounting seat, a movable door is arranged on the protective work platform, a guardrail is arranged on the top of the protective work platform, a first mounting plate is fixedly installed at the center of the left bottom of the protective work platform, a second mounting plate is fixedly installed at the center of the left bottom of the protective work platform, a slide rail is fixedly installed at the center of the bottom of the protective work platform, a slide plate is movably installed inside the slide rail, a fixed seat is fixedly installed on the bottom of the slide plate near the left side and the center, and a second electric The electric telescopic rod is fixedly connected to the output end of the second electric telescopic rod, and a connecting plate is fixedly installed on the right side of the C-shaped frame near the top and the bottom, and a hollow frame is fixedly installed on the bottom of the slide plate near the right side, and a mounting box is fixedly installed on the right side of the hollow frame near the top and the bottom, and a sliding rod group is fixedly installed on the inner bottom walls of the two mounting boxes near the right side, and sliding rods are movably sleeved on the outer surfaces of the two sliding rod groups near the front and rear ends, and a plurality of adjacent ends on the right sides of the sliding rods are fixedly connected with a moving clamp, and a fixing column is fixedly installed at the center of the inner bottom walls of the two mounting boxes near the front and rear ends, and a half gear is movably sleeved on the outer surfaces of the plurality of fixing columns, and a connecting block is fixedly connected on the left side of the plurality of half gears, and a movable part is movably sleeved on one end of the plurality of connecting blocks away from the half gear.

[0007] Furthermore, the left side of the first electric telescopic rod is fixedly connected to the right side of the first mounting plate, the end of the first electric telescopic rod close to the output end is fixedly connected to the left side of the second mounting plate, the output end of the first electric telescopic rod passes through the left side of the second mounting plate and extends to the right side of the second mounting plate and is fixedly connected to the left side of one of the two fixing seats, and the connection between the output end of the first electric telescopic rod and the second mounting plate is a movable socket.

[0008] Furthermore, the left side of the second electric telescopic rod is fixedly connected to the right side of one of the two fixed seats, the end of the second electric telescopic rod close to the output end is fixedly connected to the left side of the other of the two fixed seats, the output end of the second electric telescopic rod passes through the left side of the other of the two fixed seats and extends out of its right side and is connected to the C-shaped frame, and the connection between the output end of the second electric telescopic rod and the other of the two fixed seats is a movable socket.

[0009] Furthermore, slide grooves are provided on the right and left sides of the hollow frame near the top and the bottom. The end of the C-shaped frame away from the second electric telescopic rod passes through the two slide grooves on the hollow frame and the left sides of the two installation boxes and extends to the interior of the two installation boxes respectively, and is fixedly connected to the left sides of the two connecting plates respectively. The connection between the C-shaped frame, the hollow frame and the installation box is a movable socket.

[0010] Furthermore, spur racks are fixedly installed on the left sides of the two sliding blocks, and the two spur racks are respectively meshed with the two half-gear gears.

[0011] Furthermore, one end of the two movable clamps away from the two sliders respectively penetrates the interior of the installation box and the movable groove and extends to the right side of the installation box, and the connection between the movable clamps and the installation box and the movable groove is a movable sleeve.

[0012] Furthermore, the cockpit body is fixedly connected to the truck bed.

[0013] Furthermore, the left side of the protective workbench is fixedly connected to the output end of the telescopic arm, and a support frame is fixedly installed at a position near the periphery of the bottom of the protective workbench.

[0014] Compared with the prior art, the utility model provides a protective operation vehicle with adjustable height, which has the following beneficial effects:

[0015] 1. The height-adjustable protective work vehicle can avoid other collisions between the skateboard and other electronic components or other accessories thereon during the movement and placement by providing a support frame, a first electric telescopic rod, a skateboard and a slide rail, so as to facilitate the next use.

[0016] 2. The height-adjustable protective work vehicle can quickly clamp and fix two sections of the outer surface of a pole or other high metal material with good base stability by arranging a second electric telescopic rod, a C-shaped frame, a hollow frame, a mounting box, a mobile clamp, a connecting plate, a movable part, a connecting block, a fixed column, a half gear, a slider, a slide rod group and a spur rack, so as to enhance the stability during clamping; and in the absence of external force, it can ensure that the workers on the protective work platform will not shake or fall during operation, thereby improving the safety and stability of the entire structure; in addition, the two-section clamping can also avoid the stress concentration problem that may be caused by single-point clamping, so that the fixation of the protective work platform is more uniform and reliable. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 This is an axonometric diagram of the bottom structure of the protective workbench of the utility model;

[0019] Figure 3 This is a front view of the bottom of the protective workbench of the utility model;

[0020] Figure 4 This is a diagram showing the internal structure of the installation box of the present utility model.

[0021] In the figure: 1. cockpit; 2. truck bed; 3. support frame; 4. mobile clamp; 5. mounting box; 6. hollow frame; 7. guardrail; 8. protective workbench; 9. movable door; 10. telescopic arm; 11. telescopic cylinder; 12. mounting seat; 13. first mounting plate; 14. first electric telescopic rod; 15. second mounting plate; 16. slide plate; 17. second electric telescopic rod; 18. C-frame; 19. movable groove; 20. slide bar group; 21. slide block; 22. half gear; 23. fixed column; 24. connecting block; 25. movable part; 26. connecting plate; 27. slide rail; 28. fixed seat; 29. ​​spur rack. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] See also Figure 1-4The utility model discloses a height-adjustable protective work vehicle, comprising a first electric telescopic rod 14, a cab body 1, a vehicle bucket 2 and a protective work platform 8, a mounting seat 12 is fixedly installed at a position near the left side of the top of the vehicle bucket 2, a telescopic cylinder 11 is arranged on the mounting seat 12, a telescopic arm 10 is arranged on the mounting seat 12, a movable door 9 is arranged on the protective work platform 8, a guardrail 7 is arranged on the top of the protective work platform 8, a first mounting plate 13 is fixedly installed at the center of the left side of the bottom of the protective work platform 8, a second mounting plate 15 is fixedly installed at a position near the center of the left side of the bottom of the protective work platform 8, a slide rail 27 is fixedly installed at a position near the center of the bottom of the protective work platform 8, a slide plate 16 is movably installed inside the slide rail 27, a fixed seat 28 is fixedly installed at the bottom of the slide plate 16 near the left side and the center, a second electric telescopic rod 17 is fixedly installed on one side adjacent to the two fixed seats 28, and a second The output end of the electric telescopic rod 17 is fixedly connected to a C-shaped frame 18, and a connecting plate 26 is fixedly installed on the right side of the C-shaped frame 18 near the top and the bottom. A hollow frame 6 is fixedly installed on the bottom of the slide plate 16 near the right side, and a mounting box 5 is fixedly installed on the right side of the hollow frame 6 near the top and the bottom. The inner bottom walls of the two mounting boxes 5 are fixedly installed with a slide bar group 20 near the right side, and the outer surfaces of the two slide bar groups 20 are movably sleeved with sliders 21 near the front and rear ends. The adjacent ends of the right sides of the multiple sliders 21 are fixedly connected with a moving clamp 4, and the inner bottom walls of the two mounting boxes 5 are fixedly installed with a fixed column 23 near the front and rear ends. The outer surfaces of the multiple fixed columns 23 are movably sleeved with half gears 22, and the left sides of the multiple half gears 22 are fixedly connected with connecting blocks 24, and the ends of the multiple connecting blocks 24 away from the half gears 22 are movably sleeved with movable parts 25.

[0024] Specifically, the left side of the first electric telescopic rod 14 is fixedly connected to the right side of the first mounting plate 13, and the end of the first electric telescopic rod 14 close to the output end is fixedly connected to the left side of the second mounting plate 15. The output end of the first electric telescopic rod 14 passes through the left side of the second mounting plate 15 and extends to the right side of the second mounting plate 15 and is fixedly connected to the left side of one of the two fixing seats 28. The connection between the output end of the first electric telescopic rod 14 and the second mounting plate 15 is a movable socket.

[0025] In this embodiment, the output end of the first electric telescopic rod 14 pushes the fixing seat 28 to move, thereby driving the slide plate 16 to move forward and backward along the slide rail 27, thereby adjusting other components on the slide plate 16.

[0026] Specifically, the left side of the second electric telescopic rod 17 is fixedly connected to the right side of one of the two fixed seats 28, and the end of the second electric telescopic rod 17 close to the output end is fixedly connected to the left side of the other of the two fixed seats 28. The output end of the second electric telescopic rod 17 passes through the left side of the other of the two fixed seats 28 and extends out of its right side and is connected to the C-shaped frame 18. The connection between the output end of the second electric telescopic rod 17 and the other of the two fixed seats 28 is a movable socket.

[0027] In this embodiment, the output end of the second electric telescopic rod 17 is extended and retracted to drive the C-shaped frame 18 to move along the hollow frame 6 and the inside of the installation box 5, thereby driving the connecting plate 26 to swing left and right.

[0028] Specifically, slide grooves are provided on the right and left sides of the hollow frame 6 near the top and bottom. The end of the C-shaped frame 18 away from the second electric telescopic rod 17 passes through the two slide grooves on the hollow frame 6 and the left sides of the two installation boxes 5 and extends to the interior of the two installation boxes 5 respectively, and is fixedly connected to the left sides of the two connecting plates 26 respectively. The connection between the C-shaped frame 18 and the hollow frame 6 and the installation box 5 is a movable socket.

[0029] In this embodiment, the output end of the second electric telescopic rod 17 is telescopically moved to drive the C-shaped frame 18 to move along the hollow frame 6 and the inside of the installation box 5, thereby driving the connecting plate 26 to swing left and right. The left and right swinging of the connecting plate 26 drives the movable part 25, the connecting block 24 and the half gear 22 to rotate with the fixed column 23 as the center point. The gear meshing drives the spur rack 29 to drive the slider 21 to move up and down along the slide rod group 20, thereby driving the movable clamp 4 to clamp the electric pole or other high metal materials with good base stability.

[0030] Specifically, a spur rack 29 is fixedly mounted on the left side of the two sliders 21 , and the two spur racks 29 are meshed with the two half gears 22 respectively.

[0031] In this embodiment, when the half gear 22 rotates, it drives the spur rack 29 to move, thereby driving the slider 21 to move on the slider assembly 20 .

[0032] Specifically, one end of the two movable clamps 4 away from the two sliders 21 respectively penetrates the interior of the installation box 5 and the movable groove 19 and extends to the right side of the installation box 5 , and the connection between the movable clamps 4 and the installation box 5 and the movable groove 19 is a movable sleeve connection.

[0033] In this embodiment, extending out of the installation box 5 can facilitate the subsequent clamping of the electric pole or other high metal materials with good base stability.

[0034] Specifically, the cockpit body 1 is fixedly connected to the truck bed 2.

[0035] Specifically, the left side of the protective work platform 8 is fixedly connected to the output end of the telescopic arm 10 , and the support frame 3 is fixedly installed at the bottom of the protective work platform 8 near the periphery.

[0036] In this embodiment, the electronic components and other accessories at the bottom of the protective workbench 8 are prevented from colliding with the top of the truck box 2 when the workbench 8 is retracted.

[0037] When in use, the movable door 9 is opened, and the staff stands on the top of the protective workbench 8, and starts the telescopic arm 10. The protective workbench 8 is lifted by the telescopic arm 10. When it moves to the specified position, the first electric telescopic rod 14 is driven, and the fixed seat 28 is pushed to move by the output end of the electric telescopic rod, thereby driving the slide 16 to move along the slide rail 27, thereby moving other electronic components or accessories on the slide 16. At the same time, the output end of the second electric telescopic rod 17 drives the C-shaped frame 18 to move to the right along the hollow frame 6 and the installation box 5, thereby driving the C-shaped frame 18 to move to the right along the hollow frame 6 and the installation box 5. The movable connecting plate 26 swings to the right, and then the connecting plate 26 drives the movable part 25, the connecting block 24 and the half gear 22 to rotate with the fixed column 23 as the center point, so that the movable part 25 pulls the connecting block 24 to gather toward the center, so that the gear meshes and drives the spur rack 29 to drive the two sliders 21 to move up and down along the slide rod group 20, thereby driving the two movable clamps 4 to separate, so that the two movable clamps 4 are opened, and after the inside of the movable clamp 4 is wrapped with the electric pole or other high metal materials with good base stability, the output end of the second electric telescopic rod 17 is started again to retract, The C-shaped frame 18 is driven to move to the left along the hollow frame 6 and the installation box 5, thereby driving the connecting plate 26 to swing to the left, and then the connecting plate 26 drives the movable part 25, the connecting block 24 and the half gear 22 to rotate with the fixed column 23 as the center point, so that the movable part 25 pulls the connecting block 24 to separate, so that the gear meshes and drives the spur rack 29 to drive the two sliders 21 to move toward the center along the slide rod group 20, and then drives the two mobile clamps 4 to clamp and fix the pole or other high metal materials with good base stability, thereby enhancing the safety of the workers on the protective workbench 8 during the installation operation; if the workers on the protective workbench 8 complete the operation, they drive the second electric telescopic rod 17 again to separate the two mobile clamps 4, and then the two mobile clamps 4 release the clamping of the pole or other high metal materials with good base stability, and drive the first electric telescopic rod 14 again to drive the slide plate 16 and other electronic components or other accessories thereon to retract to the bottom of the protective workbench 8, which is convenient for the next use and avoids other collisions between the slide plate 16 and other electronic components or other accessories thereon during the movement.

[0038] In summary, the height-adjustable protective work vehicle, by providing a support frame 3, a first electric telescopic rod 14, a slide plate 16 and a slide rail 27, can avoid other collisions between the slide plate 16 and other electronic components or other accessories thereon during the movement and placement, so as to facilitate the next use; by providing a second electric telescopic rod 17, a C-shaped frame 18, a hollow frame 6, a mounting box 5, a movable clamp 4, a connecting plate 26, a movable part 25, a connecting block 24, a fixed column 23, a half gear 22, a slider 21, a slide rod group 20 and a spur rack 29, it is possible to quickly clamp and fix two sections of the outer surface of an electric pole or other high metal materials with good base stability, and to enhance the stability during clamping; and in the absence of external forces, it can ensure that the workers on the protective work platform 8 will not shake or fall during operation, thereby improving the safety and stability of the entire structure; in addition, the two-section clamping can also avoid the stress concentration problem that may be caused by single-point clamping, so that the fixation of the protective work platform 8 is more uniform and reliable.

[0039] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A height-adjustable protective work vehicle, comprising a first electric telescopic rod (14), a cab body (1), a vehicle bucket (2) and a protective work platform (8), characterized in that: A mounting seat (12) is fixedly installed at a position near the left side of the top of the truck bucket (2), a telescopic cylinder (11) is arranged on the mounting seat (12), a telescopic arm (10) is arranged on the mounting seat (12), a movable door (9) is arranged on the protective work platform (8), a guardrail (7) is arranged on the top of the protective work platform (8), a first mounting plate (13) is fixedly installed at the center of the left side of the bottom of the protective work platform (8), a second mounting plate (15) is fixedly installed at a position near the center of the left side of the bottom of the protective work platform (8), a slide rail (27) is fixedly installed at a position near the center of the bottom of the protective work platform (8), a slide plate (16) is movably installed inside the slide rail (27), a fixed seat (28) is fixedly installed at a position near the left side and the center of the bottom of the slide plate (16), a second electric telescopic rod (17) is fixedly installed on the adjacent side of the two fixed seats (28), and the output end of the second electric telescopic rod (17) is fixedly connected to a C-shaped frame (18) The right side of the C-shaped frame (18) is fixedly installed with a connecting plate (26) near the top and bottom, the bottom of the slide plate (16) is fixedly installed with a hollow frame (6) near the right side, the right side of the hollow frame (6) is fixedly installed with a mounting box (5) near the top and bottom, the inner bottom walls of the two mounting boxes (5) are fixedly installed with a slide bar group (20) near the right side, and the outer surfaces of the two slide bar groups (20) are movably sleeved with a slider ( 21), the adjacent ends on the right sides of the plurality of sliders (21) are fixedly connected with a movable clamp (4), the inner bottom walls of the two installation boxes (5) are fixedly installed with a fixing column (23) at the center near the front and rear ends, the outer surfaces of the plurality of fixing columns (23) are movably sleeved with a half gear (22), the left sides of the plurality of half gears (22) are fixedly connected with a connecting block (24), and the ends of the plurality of connecting blocks (24) away from the half gear (22) are movably sleeved with a movable part (25).

2. The height-adjustable protective work vehicle according to claim 1, characterized in that: The left side of the first electric telescopic rod (14) is fixedly connected to the right side of the first mounting plate (13); the end of the first electric telescopic rod (14) close to the output end is fixedly connected to the left side of the second mounting plate (15); the output end of the first electric telescopic rod (14) passes through the left side of the second mounting plate (15) and extends to the right side of the second mounting plate (15) and is fixedly connected to the left side of one of the two fixing seats (28); the connection between the output end of the first electric telescopic rod (14) and the second mounting plate (15) is a movable sleeve.

3. The height-adjustable protective work vehicle according to claim 1, characterized in that: The left side of the second electric telescopic rod (17) is fixedly connected to the right side of one of the two fixed seats (28); the end of the second electric telescopic rod (17) close to the output end is fixedly connected to the left side of the other of the two fixed seats (28); the output end of the second electric telescopic rod (17) passes through the left side of the other of the two fixed seats (28) and extends out of the right side thereof and is connected to the C-shaped frame (18); the connection between the output end of the second electric telescopic rod (17) and the other of the two fixed seats (28) is a movable sleeve.

4. The height-adjustable protective work vehicle according to claim 1, characterized in that: Slide grooves are provided on the right and left sides of the hollow frame (6) near the top and the bottom. One end of the C-shaped frame (18) away from the second electric telescopic rod (17) passes through the two slide grooves on the hollow frame (6) and the left sides of the two installation boxes (5) and extends to the inside of the two installation boxes (5) respectively, and is fixedly connected to the left sides of the two connecting plates (26) respectively. The connection between the C-shaped frame (18), the hollow frame (6) and the installation box (5) is a movable sleeve connection.

5. The height-adjustable protective work vehicle according to claim 1, characterized in that: A spur rack (29) is fixedly mounted on the left side of the two sliding blocks (21), and the two spur racks (29) are respectively meshed with the two half gears (22).

6. The height-adjustable protective work vehicle according to claim 1, characterized in that: One end of the two movable clamps (4) away from the two sliders (21) respectively penetrates the interior of the installation box (5) and the movable groove (19) and extends to the right side of the installation box (5); the connection between the movable clamps (4) and the installation box (5) and the movable groove (19) is a movable sleeve connection.

7. The height-adjustable protective work vehicle according to claim 1, characterized in that: The cockpit body (1) is fixedly connected to the vehicle bucket (2).

8. The height-adjustable protective work vehicle according to claim 1, characterized in that: The left side of the protective workbench (8) is fixedly connected to the output end of the telescopic arm (10), and a support frame (3) is fixedly installed at a position close to the periphery of the bottom of the protective workbench (8).

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