CN214527990U

CN214527990U - Double-power scissor-type aerial work platform

Info

Publication number: CN214527990U
Application number: CN202120403836.1U
Authority: CN
Inventors: 夏曙光
Original assignee: Hubei Goman Heavy Industry Technology Co ltd
Current assignee: Hubei Goman Heavy Industry Technology Co ltd
Priority date: 2021-02-23
Filing date: 2021-02-23
Publication date: 2021-10-29
Anticipated expiration: 2031-02-23

Abstract

The utility model provides a fork aerial working platform is cut to double dynamical. The double-power scissor type aerial work platform comprises a walking underframe, a scissor type lifting device work platform and a power system, wherein a power source of the power system comprises an engine and a storage battery, a storage battery mounting frame hinged with the walking underframe is arranged on the side surface of the walking underframe, and the storage battery is arranged on a storage battery collecting and releasing frame; the engine mounting frame is arranged between the two scissor arms of the scissor type lifting device, the engine is mounted on the engine mounting frame, the bottom of the engine mounting frame is provided with rolling wheels, the walking chassis is correspondingly provided with a movable guide rail at the position between the two scissor arms of the scissor type lifting device, and the engine mounting frame is connected with the movable guide rail in a sliding mode through the rolling wheels at the bottom and can move along the movable guide rail. The utility model provides a do not have the local predicament of charging to the battery in long-time operation to possess cross-country function, can realize the operation of indoor outdoor many places.

Description

Double-power scissor-type aerial work platform

Technical Field

The utility model belongs to high altitude construction equipment specifically is a fork aerial construction platform is cut to double dynamical, can freely switch over battery or diesel engine and provide power, thereby can be suitable for different power supplies and realize the operation of many places under different work condition.

Background

With the continuous change and development of life and production, the application of the overhead working truck is more and more extensive, and the overhead working truck plays more and more important roles in the aspects of daily maintenance and cleaning of buildings, home decoration, power operation, large-scale shopping malls, large-scale cultural and sports field facility arrangement and installation, light rails and bridge construction, large-scale equipment maintenance, outdoor operation and the like.

In order to meet the requirements of production and life, the structure of the overhead working truck is required to be continuously developed and innovated. At present, a scissor type self-propelled aerial work platform is either outdoor off-road type or indoor type. The ground clearance of the indoor aerial work platform is generally 10cm, although the indoor aerial work platform can be used for outdoor flat ground, the outdoor aerial work platform can only work on outdoor flat road surfaces and cannot move on most of uneven outdoor ground surfaces because the pit protection rod is linear and the ground clearance is within 2 cm; the power source of the aerial work platform adopts a lead-acid storage battery or an external power supply, and aerial work equipment with the external power supply has use limitation and cannot be used in places without power supplies in the field; although the battery has the advantage of no pollution as a power source, the battery has the inconvenience problem that the number of times that a general lead-acid storage battery can be lifted and lowered after being in a full-power state is within 100, the service life is limited, and therefore frequent charging is required, the trouble is brought to the operation, and the working efficiency is reduced. For field off-road type high-altitude operation equipment, long-time power supply needs to be ensured in the field, and the requirement on power is also high, so that diesel engines are adopted for supplying power. The existing diesel engine is fixed on a cross-country scissor-fork type high-altitude operation equipment base or is drawer-type, a fixed installation mode is adopted, a protective shell is wrapped outside the engine, the engine is totally enclosed, and the problem is solved after the engine is repaired. For the drawer type, the structure is complicated, and the maintenance is inconvenient.

Disclosure of Invention

The utility model discloses to prior art's not enough, provide a double dynamical fork aerial working platform of cutting, this operation platform both can be at indoor work, can go on outdoor level and smooth or uneven road surface again, still has cross-country performance and pot hole protective properties, can guarantee operation safety.

In order to achieve the technical purpose, the utility model provides a fork aerial working platform is cut to double dynamical, including walking chassis, cutting fork elevating gear operation platform and driving system, its characterized in that: the power source of the power system comprises an engine and a storage battery, a storage battery mounting rack is arranged on the side surface of the walking underframe, the storage battery mounting rack is hinged with the walking underframe and is unfolded or folded through a hinged shaft in a rotating mode, and the storage battery is arranged on the storage battery mounting rack; the engine mounting frame is arranged between the two scissor arms of the scissor type lifting device, the engine is mounted on the engine mounting frame, the bottom of the engine mounting frame is provided with rolling wheels, the walking chassis is correspondingly provided with a movable guide rail at the position between the two scissor arms of the scissor type lifting device, and the engine mounting frame is connected with the movable guide rail in a sliding mode through the rolling wheels at the bottom and can move along the movable guide rail.

The utility model discloses better technical scheme: the walking chassis is a square chassis, walking wheels are arranged at four corners of the walking chassis respectively, a hole prevention protection plate is arranged at the bottom of the walking chassis, and the middle of the bottom edge of the hole prevention protection plate is in an inwards concave arc shape.

The utility model discloses better technical scheme: the side of the walking chassis is provided with a storage battery folding and unfolding cavity, the storage battery mounting frame is hinged with the cavity opening of the storage battery folding and unfolding cavity through a hinge shaft and is rotatably folded and unfolded into the storage battery folding and unfolding cavity along the hinge shaft, or is rotatably arranged outside the walking chassis outwards.

The utility model discloses better technical scheme: the walking chassis is arranged between two scissor arms of the scissor type lifting device and is provided with a concave engine mounting groove, the movable guide rails are mounted on two sides of the bottom of the engine mounting groove, and the engine mounting frame is arranged in the engine mounting groove and is in sliding connection with the movable guide rails through rollers on the bottom.

The utility model discloses further technical scheme: the power system comprises a hydraulic oil tank, a hydraulic oil pump, a lifting oil cylinder and a traveling motor, wherein an oil outlet pipe of the hydraulic oil pump is respectively communicated with oil inlets of the lifting oil cylinder and the traveling motor through a tee joint; the engine and the storage battery are respectively connected with the control end of the hydraulic oil pump through a hydraulic control system, and power is respectively provided for the lifting oil cylinder and the walking motor through the hydraulic oil pump.

The utility model discloses further technical scheme: the storage battery is a lead-acid storage battery; the engine is a diesel engine or a gasoline engine.

The utility model discloses better technical scheme: : the anti-pothole protective plates are symmetrically arranged between the front travelling wheels and the rear travelling wheels on two sides of the travelling underframe and are hinged with the travelling underframe, the ground clearance of the part of each anti-pothole protective plate close to the front travelling wheels and the rear travelling wheels is 2cm, and a folding mechanism is arranged on each anti-pothole protective plate; the folding mechanism comprises a spring steel bar, a folding connecting rod and a pneumatic oil cylinder, the spring steel bar and the pneumatic oil cylinder are respectively fixed on the walking chassis, one end of the folding connecting rod is hinged with the hole-preventing protection plate, the other end of the folding connecting rod forms a cam mechanism with the spring steel bar through a nylon roller, and the piston end of the pneumatic oil cylinder is hinged with the folding connecting rod.

The utility model has the advantages that:

(1) the ground clearance of the utility model is 20cm, which can run on a certain uneven road surface, the pit hole protection device is of an inner hollow arc line type, but the ground clearance close to the tire is also 2cm, which not only has off-road performance, but also has pit hole protection, which ensures the operation safety;

(2) the utility model has two sets of power sources, adopts the storage battery for power supply during indoor operation, and has small noise and small vibration; the engine can be adopted to provide power when the outdoor work is carried out for a long time, so that the problem that the storage battery has small capacity and can not work for a long time in a place without the supplementary charging of the storage battery is solved;

(3) the engine and the storage battery of the utility model are placed in a hidden manner, the length and the width of the whole vehicle are not changed, and the engine is convenient to overhaul; the two sets of power can pump oil from the hydraulic oil tank to realize the actions of moving, steering, lifting and the like of the overhead working truck; the oil pumping processes of the two sets of power sources are mutually independent, and the functions of steering and lifting of the whole vehicle can be realized.

The utility model is provided with two sets of power systems which can be switched at any time and can be mutually used as standby power, thereby improving the endurance function of the utility model, and particularly solving the dilemma that the storage battery is not charged in a place during long-time operation; the whole vehicle has the function of cross country, and can realize indoor and outdoor multi-site operation.

Drawings

FIG. 1 is a schematic structural view of the engine and the storage battery in the retracted state;

FIG. 2 is a schematic structural view of the engine and the storage battery in the expanded maintenance state;

fig. 3 is a front schematic view of the protective plate for preventing pothole in unfolded state;

fig. 4 is a cross-sectional view AA of fig. 3.

In the figure: the device comprises a walking chassis, a moving guide rail 100, a storage battery collecting and releasing cavity 101, a walking wheel 102, a scissor type lifting device 2, an operation platform 3, a storage battery 5, a storage battery mounting rack 4, a hinge shaft 6, an engine 7, an engine oil inlet 700, an anti-pit protection plate 8 arranged at the bottom, an engine mounting rack 9, a folding connecting rod 10, a pneumatic oil cylinder 11 and a nylon roller 12.

Detailed Description

The present invention will be further explained with reference to the drawings and examples. Fig. 1 to 4 are drawings of the embodiment, which are drawn in a simplified manner and are only used for clearly and concisely illustrating the purpose of the embodiment of the present invention. The following detailed description of the embodiments of the present invention is presented in the drawings and is not intended to limit the scope of the invention as claimed. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "inner", "outer", "left", "right", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, or orientations or positional relationships that are conventionally placed when the products of the present invention are used, or orientations or positional relationships that are conventionally understood by those skilled in the art, and are merely for convenience of description of the present invention and simplifying the description, but do not indicate or imply that the device or element that is referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be further noted that, unless explicitly stated or limited otherwise, the terms "disposed" and "connected" are to be interpreted broadly, and for example, "connected" may be a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; the connection may be direct or indirect via an intermediate medium, and may be a communication between the two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

The embodiment provides a double-power scissor-type aerial work platform, which comprises a walking chassis 1, a scissor-type lifting device 2, a work platform 3 and a power system, wherein the walking chassis 1 is a square chassis, four corners of the walking chassis are respectively provided with walking wheels 102, the scissor-type lifting device 2 is arranged above the walking chassis 1, the work platform 3 is arranged above the scissor-type lifting device 2, and a protective fence is arranged around the work platform 3. The power system adopts the existing power system and comprises a power source, a hydraulic oil tank, a hydraulic oil pump, a lifting oil cylinder and a traveling motor, wherein an oil outlet pipe of the hydraulic oil pump is respectively communicated with oil inlets of the lifting oil cylinder and the traveling motor through a tee joint; the power source comprises an engine 7 and a storage battery 5, wherein the storage battery 5 is a lead-acid storage battery; the engine 7 is a diesel engine or a gasoline engine. The engine 7 and the storage battery 5 are respectively connected with the control end of the hydraulic oil pump through a hydraulic control system, power is respectively supplied to the lifting oil cylinder and the walking motor through the hydraulic oil pump, the two power sources can work independently, and functions of walking, steering, lifting and the like of the whole vehicle are independently realized. Be equipped with battery mounting bracket 4 and engine mounting bracket 9 on walking chassis 1, battery 5 is arranged in on battery mounting bracket 4, engine 7 is installed on engine mounting bracket 9. A storage battery accommodating cavity 101 is formed in the side face of the walking underframe 1, the storage battery mounting frame 4 is hinged with the cavity opening of the storage battery accommodating cavity 101 through a hinge shaft 6 and is inwards rotated and accommodated into the storage battery accommodating cavity 101 along the hinge shaft 6 (as shown in fig. 1) or outwards rotated and arranged on the outer side of the walking underframe 1 (as shown in fig. 2); the position that walking chassis 1 was arranged in between two scissors fork arms of scissors fork elevating gear 2 is equipped with recessed engine mounting groove, be equipped with the gyro wheel in the bottom of engine mounting bracket 9, it is equipped with portable guide 100 to correspond in engine mounting groove bottom, engine mounting bracket 9 is through the gyro wheel and portable guide 100 sliding connection of bottom to can remove along portable guide 100, stretch out walking chassis 1 (as shown in fig. 2), convenient maintenance, perhaps arrange walking chassis 1 in (as shown in fig. 1), avoid changing the size of operation platform.

The embodiment provides a double-power scissor-type aerial work platform, as shown in fig. 3, the double-power scissor-type aerial work platform further comprises two anti-pothole protection plates 8 arranged at the bottom of the walking chassis 1, the two anti-pothole protection plates 8 are symmetrically arranged between the front walking wheels 102 and the rear walking wheels 102 at two sides of the walking chassis 1, the middle part of the bottom edge of each anti-pothole protection plate 8 is in an inwards concave arc shape, and the ground clearance of the part, close to the front walking wheels 102 and the rear walking wheels, of each anti-pothole protection plate 8 is 2 cm. Each hole-preventing protection plate 8 is hinged with the walking underframe 1, and a folding mechanism is arranged on each hole-preventing protection plate 8; the folding mechanism comprises a spring steel bar, a folding connecting rod 10 and a pneumatic oil cylinder 11, the spring steel bar and the pneumatic oil cylinder 11 are respectively fixed on the walking chassis 1, one end of the folding connecting rod 10 is hinged with the hole-preventing protection plate 8, a nylon roller 12 at the other end and the spring steel bar form a cam mechanism, and the piston end of the pneumatic oil cylinder 11 is hinged with the folding connecting rod 10. The folding connecting rod 10 is connected by three connecting rod hinges, the middle part of the folding connecting rod is fixed on the walking underframe 1, the tail end of the connecting rod 4 is provided with a nylon roller 12, a spring is arranged outside a spring steel bar, the spring steel bar and the nylon roller 12 form a cam mechanism, the pneumatic oil cylinder 11 can drive the folding connecting rod 10 to move when acting, so that the hole-preventing protection plate 8 rotates around a hinge shaft relative to the underframe 1, and meanwhile, the folding connecting rod 10 can also rotate relative to a fixed support at the middle part of the folding connecting rod, so that the nylon roller 12 is driven to drive the spring steel bar to move up and down. When the vehicle runs in a place without a hole, the pneumatic oil cylinder 11 is contracted to enable the hole-preventing protection plate 8 to be folded, and when the vehicle runs in a hole, the pneumatic oil cylinder 11 extends out.

The utility model discloses a scissor-fork aerial work platform includes lead acid battery and diesel engine (or gasoline engine), and this aerial work car possess two sets of power supplies promptly to when battery 5 was the power supply, it is rotatory to drive direct current motor through the 5 power supplies of battery, and the hydraulic pump oil that is on by direct current motor carries out the motion of lifting or the wheel of aerial work car. When the diesel engine is used as a power source, the engine rotates to drive the pump to pump oil, and the same function can be realized in the same way. The engine is hidden and placed below the scissor fork frame, and can be drawn out from the front during installation or disassembly, so that the maintenance is convenient. The width of the whole vehicle is controlled within 1.4m, the lead-acid storage battery is hidden and placed on the inner side of the underframe, and the mounting seat can be rotated to be opened from the side surface during mounting and dismounting, so that the space is not occupied. The two sets of power can be switched at any time and are mutually used as standby power, the endurance function of the power is improved, and particularly the dilemma that the storage battery is charged in a place where the power is not used for long-time operation is solved. Additionally the utility model discloses improved traditional high altitude construction car (cut fork) hole protection shield, increased its ground clearance, made whole car possess cross-country function, can realize the operation of indoor outdoor many places.

The above description is only one embodiment of the present invention, and the description is specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The utility model provides a fork aerial working platform is cut to double dynamical, includes walking chassis (1), cuts fork elevating gear (2), operation platform (3) and driving system, its characterized in that: the power source of the power system comprises an engine (7) and a storage battery (5), a storage battery mounting rack (4) is arranged on the side face of the walking chassis (1), the storage battery mounting rack (4) is hinged with the walking chassis (1) and is rotatably unfolded or folded through a hinged shaft (6), and the storage battery (5) is arranged on the storage battery mounting rack (4); be equipped with engine mounting bracket (9) between the two fork arms of cutting fork elevating gear (2), engine (7) are installed on engine mounting bracket (9), are equipped with the gyro wheel in the bottom of engine mounting bracket (9), and the position correspondence that is located between the two fork arms of cutting fork elevating gear (2) at walking chassis (1) is equipped with movable guide (100), and engine mounting bracket (9) are through gyro wheel and movable guide (100) sliding connection of bottom to can remove along movable guide (100).

2. The dual-power scissor type aerial work platform of claim 1, wherein: the walking chassis (1) is a square chassis, walking wheels (102) are arranged at four corners of the walking chassis (1), a hole prevention protection plate (8) is arranged at the bottom of the walking chassis (1), and the middle part of the bottom edge of the hole prevention protection plate (8) is in an inwards concave arc shape.

3. The dual-power scissor aerial work platform of claim 1 or 2, wherein: the side of the walking chassis (1) is provided with a storage battery receiving and releasing cavity (101), the storage battery mounting frame (4) is hinged with the cavity opening of the storage battery receiving and releasing cavity (101) through a hinge shaft (6) and is inwardly rotated along the hinge shaft (6) to be received and released into the storage battery receiving and releasing cavity (101) or is outwardly rotated to be arranged on the outer side of the walking chassis (1).

4. The dual-power scissor aerial work platform of claim 1 or 2, wherein: walking chassis (1) is arranged in and is cut the position between the fork arm of two of fork elevating gear (2) and be equipped with recessed formula engine mounting groove, install in the bottom both sides of engine mounting groove moving guide (100), engine mounting bracket (9) are arranged in the engine mounting groove to gyro wheel and moving guide (100) sliding connection through the bottom.

5. The dual-power scissor aerial work platform of claim 1 or 2, wherein: the power system comprises a hydraulic oil tank, a hydraulic oil pump, a lifting oil cylinder and a traveling motor, wherein an oil outlet pipe of the hydraulic oil pump is respectively communicated with oil inlets of the lifting oil cylinder and the traveling motor through a tee joint; the engine (7) and the storage battery (5) are respectively connected with the control end of the hydraulic oil pump through a hydraulic control system, and power is respectively provided for the lifting oil cylinder and the walking motor through the hydraulic oil pump.

6. The dual-power scissor aerial work platform of claim 1 or 2, wherein: the storage battery (5) is a lead-acid storage battery; the engine (7) is a diesel engine or a gasoline engine.

7. The dual-power scissor type aerial work platform of claim 2, wherein: the anti-pothole protection plates (8) are symmetrically arranged between the front and rear traveling wheels (102) on two sides of the traveling chassis (1) and are hinged with the traveling chassis (1), the ground clearance of the part, close to the front and rear traveling wheels (102), of each anti-pothole protection plate (8) is 2cm, and a folding mechanism is arranged on each anti-pothole protection plate (8); the folding mechanism comprises a spring steel bar, a folding connecting rod (10) and a pneumatic oil cylinder (11), the spring steel bar and the pneumatic oil cylinder (11) are respectively fixed on the walking chassis (1), one end of the folding connecting rod (10) is hinged with the hole-preventing protection plate (8), the other end of the folding connecting rod (10) forms a cam mechanism with the spring steel bar through a nylon roller (12), and the piston end of the pneumatic oil cylinder (11) is hinged with the folding connecting rod (10).