High-altitude operation vehicle-mounted telescopic arm

Abstract

The utility model relates to the technical field of vehicle-mounted telescopic arms, and discloses a high-altitude operation vehicle-mounted telescopic arm which comprises a large supporting arm, a small telescopic arm is slidably connected into the large supporting arm, two sets of inserting plates are inserted into one end of the large supporting arm, and one side of each inserting plate is fixedly connected with a clamping ring. A cleaning brush is fixedly connected to the inner wall of the clamping ring, limiting assemblies are inserted into the two sides of one inserting plate, a supporting column is fixedly connected to the top of one end of the large supporting arm, a winding assembly is fixedly connected to one side of the top of the supporting column, and each limiting assembly comprises inserting rods inserted into the two sides of the corresponding inserting plate; the surface of the insertion rod is sleeved with a telescopic spring. According to the aerial work vehicle-mounted telescopic arm, through the arrangement of the inserting plate, the clamping ring, the cleaning brush and the limiting assembly, the effect of cleaning the surface of the telescopic small arm is achieved, and dust and other impurities on the surface of the telescopic small arm are prevented from entering the telescopic mechanism to affect normal operation of the telescopic arm.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of vehicle-mounted telescopic arm, especially to a vehicle-mounted telescopic arm for aerial work. BACKGROUND

[0002] The vehicle-mounted telescopic arm for aerial work is a device commonly used in aerial work platforms (such as aerial work vehicles, elevators, etc.), usually installed on a car or a special vehicle body, aiming to provide a higher work platform for workers and enable flexible stretching and adjustment at different heights and angles. This device is widely used in industries that require operations at high altitudes, such as construction, power maintenance, cleaning and maintenance, and billboard installation. The vehicle-mounted telescopic arm for aerial work is an important tool in modern aerial work, which can greatly improve work efficiency, reduce work risks, and ensure the safety of workers.

[0003] However, the existing vehicle-mounted telescopic arm for aerial work has the problem that the joint of the telescopic arm is prone to entering dust and other impurities, which is not convenient to clean, and the long-term accumulation of impurities can cause operational obstruction, affecting the normal operation of the telescopic arm. UTILITY MODEL CONTENT

[0004] (I) Technical problem solved

[0005] The utility model aims to provide a vehicle-mounted telescopic arm for aerial work to solve the problem of the existing vehicle-mounted telescopic arm for aerial work, which is prone to entering dust and other impurities at the joint of the telescopic arm during use, which is not convenient to clean, and the long-term accumulation of impurities can cause operational obstruction, affecting the normal operation of the telescopic arm.

[0006] (II) Technical solution

[0007] To achieve the above purpose, the utility model is implemented by the following technical solution: a vehicle-mounted telescopic arm for aerial work, comprising a support large arm, a telescopic small arm slidably connected inside the support large arm, two groups of plug-in plates inserted at one end of the support large arm, a clamping ring fixedly connected to one side of the plug-in plate, a cleaning brush fixedly connected to the inner wall of the clamping ring, a limiting assembly inserted at both sides of one group of plug-in plates, a support column fixedly connected to the top of one end of the support large arm, a winding assembly fixedly connected to one side of the top of the support column, the limiting assembly comprising an insertion rod inserted at both sides of the plug-in plate, and a telescopic spring sleeved on the surface of the insertion rod; the winding assembly comprises a support frame fixedly connected to one side of the top of the support column, a rotating wheel rotatably connected inside the support frame, a drive motor fixedly connected to one end of the rotating wheel, and a motor shell sleeved on the surface of the drive motor.

[0008] As a further scheme of the utility model, the surface of the rotating wheel is drivingly connected with a steel wire rope, one end of the steel wire rope is sleeved with a positioning bolt, the positioning bolt is arranged to connect the steel wire rope.

[0009] As a further scheme of the utility model, one side of each of the two groups of clamping rings is fixedly connected with a connecting piece, the inside of one of the connecting pieces is rotatably connected with a limiting bolt, the limiting bolt is arranged to facilitate the limiting of the clamping ring.

[0010] As a further scheme of the utility model, the top of the limiting bolt is threadedly connected with a limiting nut, one end of the inserting rod is fixedly connected with a pull cap, the pull cap is arranged to facilitate the pulling of the inserting rod.

[0011] As a further scheme of the utility model, one end of the telescopic small arm is slidably connected with a supporting arm, the supporting arm is provided with a supporting platform at one end, the positioning bolt is fixedly connected to the top surface of one end of the supporting arm, and the supporting platform is arranged to facilitate the riding of personnel.

[0012] As a further scheme of the utility model, the top of the supporting large arm is fixedly connected with two groups of fixing blocks, the inside of the fixing block is sleeved with a hydraulic column, and the hydraulic column is arranged to facilitate the pushing.

[0013] As a further scheme of the utility model, the top of the supporting large arm is fixedly connected with a rotating block, the inside of the rotating block is rotatably connected with a rotating seat, the bottom of the rotating seat is fixedly connected with a base, and the base is arranged to facilitate the supporting.

[0014] As a further scheme of the utility model, the surface of the rotating seat and the supporting large arm is fixedly connected with a movable bolt, the surface of the movable bolt is rotatably connected with a hydraulic pushing rod, and the hydraulic pushing rod is arranged to facilitate the adjustment of the angle.

[0015] (Three) beneficial effects

[0016] The utility model provides a kind of high-altitude operation vehicle-mounted telescopic arm, with following beneficial effects:

[0017] 1, the high-altitude operation vehicle-mounted telescopic arm, by the setting of inserting plate, clamping ring, cleaning brush and limiting component, when installing, pull cap is pulled, driving inserting rod is extracted part, two groups of clamping ring are covered on telescopic small arm, then push clamping ring, so that inserting plate is inserted into the recess in one end of supporting large arm, then loosen pull cap, so that telescopic spring drives inserting rod to be inserted into the hole in inserting plate, and is limited, then in the process of telescopic small arm in telescoping, the surface of telescopic small arm is scraped using cleaning brush, to achieve the effect of cleaning the surface of telescopic small arm, prevent the dust and other impurities on the surface of telescopic small arm from entering the inside of telescoping mechanism, affect the normal operation of telescopic arm.

[0018] 2、The telescopic arm of the aerial work vehicle is provided with the winding assembly, in use, according to the height and angle of the telescopic arm lifting, the driving motor is started, the driving motor drives the rotating wheel to rotate in the inside of the support frame, the rotating wheel drives the steel wire to wind, the positioning bolt is pulled by the pulling force of the steel wire, the effect of increasing the support stress of the support arm is achieved, the support deformation caused by the long-term suspension of one end of the telescopic arm is reduced, the stability during operation is increased, and the service life of the telescopic arm of the aerial work vehicle is improved. BRIEF DESCRIPTION OF DRAWINGS

[0019] Fig. 1 It is a whole structure schematic view of the utility model;

[0020] Fig. 2 It is a split structure schematic view of the utility model;

[0021] Fig. 3 It is a plugboard, clamp ring, cleaning brush and limit assembly structure schematic view of the utility model;

[0022] Fig. 4 It is a winding assembly structure schematic view of the utility model.

[0023] In the drawing: 1, support big arm; 2, telescopic small arm; 3, plugboard; 4, clamp ring; 5, cleaning brush; 6, limit assembly; 601, plug rod; 602, telescopic spring; 7, support column; 8, winding assembly; 801, support frame; 802, rotating wheel; 803, driving motor; 804, motor shell; 9, steel wire; 10, positioning bolt; 11, connecting sheet; 12, limit bolt; 13, limit nut; 14, pull cap; 15, support arm; 16, support platform; 17, fixed block; 18, hydraulic column; 19, rotating block; 20, rotating seat; 21, base; 22, movable bolt; 23, hydraulic push rod. DETAILED DESCRIPTION

[0024] The technical scheme in the embodiments of the utility model will be described clearly and completely in combination with the drawings in the embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor fall within the protection scope of the utility model.

[0025] Please refer to Figs. 1 to 4The utility model provides a technical scheme: a kind of aerial work vehicle-mounted telescopic arm, including support big arm 1, the inside sliding connection of support big arm 1 has telescopic small arm 2, and the one end of support big arm 1 is inserted with two groups of insert plate 3, and the one side of insert plate 3 is fixedly connected with clamping ring 4, and the inner wall of clamping ring 4 is fixedly connected with cleaning brush 5, and the two sides of one group of insert plate 3 are all inserted with limiting component 6, by the setting of insert plate 3, clamping ring 4, cleaning brush 5 and limiting component 6, reach the effect of cleaning telescopic small arm 2 surface, prevent the dust and other impurities on the surface of telescopic small arm 2 from entering telescopic mechanism inside, influence the normal operation of telescopic arm, and the top of the one end of support big arm 1 is fixedly connected with support column 7, and the one side of the top of support column 7 is fixedly connected with winding assembly 8, by the setting of winding assembly 8, reach the effect of increasing the support stress of support arm 15, reduce the support deformation caused by the one end of telescopic arm long-term suspension, increase the stability when operating simultaneously, improve the service life of aerial work vehicle-mounted telescopic arm, limiting component 6 includes the plug rod 601 inserted in the two sides of insert plate 3, and the surface of plug rod 601 is sleeved with telescopic spring 602;Winding assembly 8 includes the support frame 801 fixedly connected to the one side of the top of support column 7, and the inside rotationally connected with rotating wheel 802 of support frame 801, and the one end of rotating wheel 802 is fixedly connected with driving motor 803, and the surface of driving motor 803 is sleeved with motor shell 804.

[0026] The surface of rotating wheel 802 is drivingly connected with steel wire rope 9, and one end of steel wire rope 9 is sleeved with positioning bolt 10, by the setting of positioning bolt 10, play the role of connecting steel wire rope 9.

[0027] The one side of two groups of clamping ring 4 is fixedly connected with connecting sheet 11, and the inside rotationally connected with limiting bolt 12 of one group of connecting sheet 11, by the setting of limiting bolt 12, play the role of conveniently limiting clamping ring 4.

[0028] The top of limiting bolt 12 is threadedly connected with limiting nut 13, and one end of plug rod 601 is fixedly connected with pull cap 14, by the setting of pull cap 14, play the role of conveniently pulling plug rod 601.

[0029] One end of telescopic small arm 2 is slidingly connected with support arm 15, and the one end of support arm 15 is provided with support platform 16, and positioning bolt 10 is fixedly connected to the top surface of the one end of support arm 15, by the setting of support platform 16, play the role of conveniently personnel ride.

[0030] The top of support big arm 1 is fixedly connected with two groups of fixed blocks 17, and the inside of fixed block 17 is sleeved with hydraulic column 18, by the setting of hydraulic column 18, play the role of pushing.

[0031] The top of the supporting large arm 1 is fixedly connected with a rotating block 19, the inside of the rotating block 19 is rotatably connected with a rotating seat 20, the bottom of the rotating seat 20 is fixedly connected with a base 21, and the base 21 is arranged to support.

[0032] The surfaces of the rotating seat 20 and the supporting large arm 1 are fixedly connected with movable bolts 22, the surfaces of the movable bolts 22 are rotatably connected with hydraulic push rods 23, and the hydraulic push rods 23 are arranged to adjust the angle.

[0033] In the utility model, the working steps of the device are as follows:

[0034] The first step is that, during installation, the pull cap 14 is pulled to drive the insertion rod 601 to be extracted, two groups of clamping rings 4 are sleeved on the telescopic small arm 2, the clamping ring 4 is pushed, the insertion plate 3 is inserted into the groove at one end of the supporting large arm 1, and then the pull cap 14 is loosened.

[0035] The second step is that the telescopic spring 602 drives the insertion rod 601 to be inserted into the hole in the insertion plate 3 to be limited, and then during the telescoping process of the telescopic small arm 2, the cleaning brush 5 is used to scrape the surface of the telescopic small arm 2.

[0036] The third step is that, during use, according to the height and angle of the telescopic arm, the driving motor 803 is started to drive the rotating wheel 802 to rotate on the inside of the supporting frame 801, the rotating wheel 802 drives the steel wire rope 9 to be wound, and the positioning bolt 10 is pulled by the pulling force of the steel wire rope 9.

[0037] It should be noted that the equipment structure and the drawings of the utility model mainly describe the principle of the utility model, the power mechanism, the power supply system and the control system of the device are not completely described, and under the premise that the above-mentioned principle of the utility model is understood by the person skilled in the art, the specific power mechanism, power supply system and control system can be clearly known, the control mode of the application file is automatically controlled by the controller, and the control circuit of the controller can be realized by simple programming of the person skilled in the art.

[0038] The standard parts used can be purchased from the market, and can be customized according to the description and drawings, the specific connection mode of each part adopts the conventional bolt, rivet, welding and other conventional means in the prior art, the machinery, parts and equipment adopt the conventional type in the prior art, and the components known by the person skilled in the art are known or known by the conventional experimental method.

[0039] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. An overhanging vehicle-mounted telescopic arm comprising a support jib (1), characterized in that: The inside of the supporting large arm (1) is slidably connected with a telescopic small arm (2), one end of the supporting large arm (1) is inserted with two groups of insertion plates (3), one side of the insertion plate (3) is fixedly connected with a clamping ring (4), the inner wall of the clamping ring (4) is fixedly connected with a cleaning brush (5), both sides of one group of the insertion plate (3) are inserted with a limiting assembly (6), the top of one end of the supporting large arm (1) is fixedly connected with a supporting column (7), one side of the top of the supporting column (7) is fixedly connected with a winding assembly (8), The limiting assembly (6) comprises an insertion rod (601) inserted on both sides of the insertion plate (3), and an extension spring (602) is sleeved on the surface of the insertion rod (601); The winding assembly (8) comprises a supporting frame (801) fixedly connected to one side of the top of the supporting column (7), a rotating wheel (802) rotatably connected in the supporting frame (801), a driving motor (803) fixedly connected to one end of the rotating wheel (802), and a motor shell (804) sleeved on the surface of the driving motor (803).

2. The telescopic jib of a high-altitude working vehicle according to claim 1, characterized in that: The surface of the rotating wheel (802) is drivingly connected with a steel wire rope (9), and one end of the steel wire rope (9) is sleeved with a positioning bolt (10).

3. The telescopic jib of a high-altitude working vehicle according to claim 1, characterized in that: One side of two groups of the clamping ring (4) is fixedly connected with a connecting piece (11), and the inside of one group of the connecting piece (11) is rotatably connected with a limiting bolt (12).

4. The telescopic jib of a high-altitude working vehicle according to claim 3, characterized in that: The top of the limiting bolt (12) is threadedly connected with a limiting nut (13), and one end of the insertion rod (601) is fixedly connected with a pull cap (14).

5. The telescopic jib of a high-altitude working vehicle according to claim 2, characterized in that: One end of the telescopic small arm (2) is slidably connected with a supporting arm (15), one end of the supporting arm (15) is provided with a supporting platform (16), and the positioning bolt (10) is fixedly connected to the top surface of one end of the supporting arm (15).

6. The telescopic jib of a high-altitude working vehicle according to claim 1, characterized in that: The top of the supporting large arm (1) is fixedly connected with two groups of fixed blocks (17), and the inside of the fixed block (17) is sleeved with a hydraulic column (18).

7. The telescopic jib of a high-altitude working vehicle according to claim 1, characterized in that: The top of the supporting large arm (1) is fixedly connected with a rotating block (19), the inside of the rotating block (19) is rotatably connected with a rotating seat (20), and the bottom of the rotating seat (20) is fixedly connected with a base (21).

8. The telescopic jib of a high-altitude work vehicle according to claim 7, characterized in that: The surface of the rotating seat (20) and the supporting large arm (1) is fixedly connected with a movable bolt (22), and the surface of the movable bolt (22) is rotatably connected with a hydraulic pushing rod (23).

Images