CN112722897A

CN112722897A - Vehicle-mounted telescopic loading, unloading and conveying device

Info

Publication number: CN112722897A
Application number: CN202011580691.9A
Authority: CN
Inventors: 尹显中
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-28
Filing date: 2020-12-28
Publication date: 2021-04-30

Abstract

The invention provides a vehicle-mounted telescopic loading and unloading conveying device, which is combined with a vehicle-mounted machine, utilizes an adjusting mechanism to adjust the conveying height and angle, adopts a telescopic mechanism to adjust the conveying distance, adopts hydraulic pressure of a hydraulic pump to provide power, realizes the functions of extension, contraction, adjustment, conveying and the like of the loading and unloading conveying device, solves the problems that the traditional loading and unloading conveyor can only load, unload and convey materials with fixed height, fixed angle and fixed distance, is inconvenient in height and angle adjustment, is not beneficial to transportation and transfer, cannot be used in places with unchanged electric power transmission, adopts electric power as a power source, is easy to cause electric leakage danger, is convenient, quick to adjust, time-saving and labor-saving, is suitable for material transportation work under different environments and different conditions, is safe, stable and efficient, and has wide popularization and application values in the technical.

Description

Vehicle-mounted telescopic loading, unloading and conveying device

Technical Field

The invention relates to the technical field of logistics transportation, in particular to a vehicle-mounted telescopic loading, unloading and conveying device.

Background

The history of the conveyor is long, and the ancient Chinese high-rotary-drum vehicle and the water-lifting overturning vehicle are rudiments of a modern bucket elevator and a scraper conveyor; in the 17 th century, aerial cableways were used to transport bulk materials; in the middle of the 19 th century, conveyors of various modern structures have been developed successively; in 1868, belt conveyors emerged in the uk; in 1887, screw conveyors appeared in the united states; in 1905, steel belt conveyors appeared in switzerland; in 1906, inertial conveyors appeared in uk and germany. Since then, the conveyor is influenced by the technological progress of mechanical manufacturing, motors, chemical industry and metallurgical industry, is continuously perfected and becomes an indispensable component part for the mechanization and automation of the material handling system.

The conveyor is a material handling machine for continuously conveying materials on a certain line, and is also called a continuous conveyor, the conveyor can be a horizontal conveyor and an inclined conveyor, and can also form a space conveying line, and the conveying line is generally fixed. The conveyer has large conveying capacity and long conveying distance, and a material conveying flow path can be formed between an initial feeding point and a final discharging point on a certain conveying line by using the conveyer. The conveying device can convey broken materials, can convey finished articles, and can be matched with the requirements of technological processes in production flows of industrial enterprises to form a rhythmic line production conveying line.

Traditional commodity circulation transportation handling trade is carried the goods from a department to another department, or is concentrated to pile up the height with the goods and place, mainly adopts the conveyer to combine artifical loading and unloading, handling operation, if utilize the conveyer to carry out loading and unloading handling etc. with the goods between low department and eminence, has following problem in the use: (1) in order to ensure stable conveying, facilitate replacement of parts, reduce maintenance time and the like, a conveying line of the conveyor adopts a fixed length mode, can fully convey most of fixed lines, but cannot be used universally in a complex and changeable environment, the conveyor with the customized adaptive length is assembled and disassembled, so that cost is increased, and space is occupied, (2) along with increase of conveying and stacking height, an included angle between the conveying line of the conveyor and the ground needs to be adjusted in time, the adjusting process needs manual lifting and heightening, and the adjusting process is time-consuming and labor-consuming; (3) most of the conveyors adopt the fixed supports to fix the conveyor belts at two sides, so that the conveyors are very inconvenient to transfer to other places (4) the operation process of the conveyors is usually inconvenient to convert electric energy into mechanical energy to provide power, and under the condition that the power is rarely inconvenient to transfer, power generation equipment such as a diesel generator and the like needs to be additionally carried to provide power for the conveyors so as to enable the conveyors to operate; (5) the metal material has good mechanical property and process property, and is easy to produce and manufacture, so that the support structure of the conveyor is mostly made of the material, but the conveyor adopts electric power to provide power for the conveying mechanism, so that the risk of electric leakage is easy to occur, and the life health and safety of a user are threatened.

Therefore, the invention aims to provide a vehicle-mounted telescopic loading and unloading conveying device.

Disclosure of Invention

In order to solve the problems that the traditional loading and unloading conveyor is inconvenient in height and angle adjustment, is not beneficial to transportation transfer, cannot be used in places where electric power transmission is not changed, and is easy to cause electric leakage danger by adopting electric power as a power source, the invention aims to provide a vehicle-mounted telescopic loading and unloading conveyor device.

The invention is realized by the following technical scheme:

the invention provides a vehicle-mounted telescopic loading and unloading conveying device which comprises a rack and a hydraulic pump, wherein the hydraulic pump is arranged below the rack and is electrically connected with a vehicle-mounted power supply; an oil tank is arranged on the rack and is connected with the oil cooler through a pipeline; four lifting mechanisms are arranged at four corners of the rack, and second universal wheels are arranged below the lifting mechanisms; the frame is provided with a control box, and the control box is internally provided with a plurality of directional control valves and an oil pressure gauge.

According to the invention, the adjusting mechanism comprises a T-shaped support, a first hydraulic ejector rod and a second hydraulic ejector rod, one end of the T-shaped support is movably connected with the rack, the other end of the T-shaped support is movably connected with the telescopic mechanism, the middle part of the T-shaped support is movably connected with the rack through the two first hydraulic ejector rods, the T-shaped support is provided with an installation frame, the installation frame is movably connected with one end of a second hydraulic ejector rod, and the other end of the second hydraulic ejector rod is movably connected with the adjusting mechanism.

In the invention, the telescopic mechanism comprises a first support frame, a second support frame, a first extension frame and a second extension frame; one end of the first support frame is movably connected with the T-shaped support, and the middle part of the first support frame is movably connected with the second hydraulic ejector rod; the first support frame is provided with a first sliding chute and a second sliding chute, the first sliding chute is internally provided with a second support frame, the second support frame is internally provided with a third sliding chute, the third sliding chute is internally provided with a first extension frame, and the second sliding chute is internally provided with a second extension frame; a first hydraulic telescopic rod is arranged below the first support frame, one end of the first telescopic rod is fixedly connected with the first support frame, and the other end of the first hydraulic telescopic rod is fixedly connected with the second extension frame; a second hydraulic telescopic rod is arranged above the first support frame, one end of the second hydraulic telescopic rod is fixedly connected with the first support frame, and the other end of the second hydraulic telescopic rod is fixedly connected with the second support frame.

In the invention, pulleys are arranged in the first sliding chute, the second sliding chute and the third sliding chute.

In the invention, a first universal wheel is arranged below the left end of the first extension frame.

In the invention, one end of the first support frame is provided with a second hydraulic motor, one end of the second support frame is provided with a first hydraulic motor, the first hydraulic motor is connected with one end of the first extension frame through a first conveying belt, and the second hydraulic motor is connected with one end of the second extension frame through a second conveying belt.

In the invention, the surfaces of the first conveying belt and the second conveying belt are provided with anti-slip strips.

According to the invention, the second support frame is provided with the winch, the winch is fixedly connected with one end of the traction rope, and the other end of the traction rope is fixedly connected with the first extension frame.

In the invention, the second extension frame is provided with a pressure sensor and a counter, the pressure sensor is arranged below the second conveying belt and is fixedly connected with the second extension frame, the counter is arranged on the side surface of the second extension frame, and the pressure sensor is electrically connected with the counter.

According to the invention, the lifting mechanism comprises a lifting support and a lifting hydraulic ejector rod, the upper end of the lifting hydraulic ejector rod is fixedly connected with the lifting support, and the lower end of the lifting hydraulic ejector rod is fixedly connected with the second universal wheel.

According to the hydraulic lifting device, a first hydraulic ejector rod, a second hydraulic ejector rod, a first hydraulic telescopic rod, a second hydraulic telescopic rod, a first hydraulic motor, a second hydraulic motor and a lifting hydraulic ejector rod are all connected with a multi-way directional valve, one end of the multi-way directional valve is connected with a hydraulic pump, the other end of the multi-way directional valve is connected with an oil cooler, the oil cooler is connected with an oil tank, and the oil tank is connected with the hydraulic pump.

Compared with the prior art, the vehicle-mounted telescopic loading, unloading and conveying device provided by the invention has the following beneficial effects that:

(1) the hydraulic pump is adopted to provide hydraulic pressure, power is provided for the telescopic rod, the ejector rod and the hydraulic motor, the electric leakage danger is avoided on the basis of ensuring good supporting structure, mechanical property and technological property of metal materials and easiness in production and manufacturing, and the life health of a user is guaranteed.

(2) Through set up first hydraulic ram and second hydraulic ram respectively in first support frame below both sides, be convenient for adjust conveying line's height and the angle between conveying line and the ground, be applicable to the commodity circulation transportation operation under the different conditions, it is convenient, quick to adjust, and stability is good.

(3) Through adopting first hydraulic telescoping rod and second hydraulic telescoping rod to realize the extension and the shrink of first extension frame and second extension frame, install back on the mobile unit, make in loading and unloading conveyor's transportation and deposit, occupation space not, the transportation is removed fast, labour saving and time saving, along with walking along with usefulness, and the range of application is wide, does not receive the region limitation.

(4) Through the length of adjustment first telescopic link, change the position between first support frame and the second support frame, the material transportation between the adaptable different transport distance has increased the antislip strip on the conveyer belt surface, both can carry out the transport of garrulous material, also can carry out the transport of finished product article, and application scope is extensive.

(5) Extension shrink is than big, increases the length of first telescopic link and second telescopic link during extension, can make loading and unloading conveyor's transport length increase 4 times when former shrink, changes the length of first hydraulic ram and second hydraulic ram during extension, can make loading and unloading conveyor's transport height can increase 5 times when contracting, and the range of application is wide, transports conveniently, does not occupy storage space during the shrink.

(6) Through setting up lifting mechanism, be convenient for in the use directly adjust the position of feed point or unloading point according to the operation requirement, application scope is wide, need not to restore the device to artifical lifting adjustment again behind the initial position, and convenient to use, quick, labour saving and time saving have extensive popularization and application and worth in logistics transportation technical field.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a right side view of the present invention in use;

FIG. 2 is a front view of the present invention;

FIG. 3 is a right side view of the extended position of the present invention;

FIG. 4 is a right side view of the present invention shown in a fully extended use condition;

FIG. 5 is a fully extended left side view of the present invention;

FIG. 6 shows a cross-sectional view of FIG. 5 in accordance with the present invention;

FIG. 7 is a fully retracted left side view of the present invention;

FIG. 8 shows a top view of my frame;

fig. 9 shows a schematic of the conveyor belt of the present invention.

Reference numerals: 1-a frame, 2-a hydraulic pump, 3-a T-shaped support, 4-a first hydraulic ejector rod, 5-a mounting frame, 6-a second hydraulic ejector rod, 7-a first support frame, 8-a first chute, 9-a second chute, 10-a second support frame, 11-a third chute, 12-a first extension frame, 13-a second extension frame, 14-a first hydraulic telescopic rod, 15-a second hydraulic telescopic rod, 16-a pulley, 17-a first universal wheel, 18-a second hydraulic motor, 19-a first hydraulic motor, 20-a first conveying belt, 21-a second conveying belt, 22-an anti-skid strip, 23-a lifting support, 24-a lifting hydraulic ejector rod, 25-a winch, 26-a traction rope and 27-a pressure sensor, 28-counter, 29-oil tank, 30-oil cooler, 31-second universal wheel, 32-control box, 33-multi-way reversing valve and 34-oil pressure gauge.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to fig. 1 to 9, and it is obvious that the described embodiments are some, not all embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The frame 1, the hydraulic pump 2, the T-shaped support 3, the hydraulic ejector rod, the first support frame 7, the second support frame 10, the extension frame, the hydraulic telescopic rod, the pulley 16, the universal wheel, the hydraulic motor, the conveying belt, the lifting hydraulic ejector rod 24, the winch 25, the pulling rope 26, the pressure sensor 27, the counter 28, the oil tank 29, the oil cooler 30, the multi-way reversing valve 33, the oil pressure gauge 34 and the like used in the invention can be purchased or customized from the market.

The first embodiment is as follows: vehicle-mounted telescopic loading, unloading and conveying device

For the sake of convenience and description, the description of the relative positional relationship of the various components of a vehicle-mounted telescopic handling conveyor is described according to the layout of the accompanying drawings, as follows: the positional relationship of up, down, left, right, etc. is determined according to the layout direction of the corresponding drawing.

Referring to fig. 1 to 9, an embodiment of the present invention provides a vehicle-mounted telescopic loading, unloading and conveying device, including a frame 1 and a hydraulic pump 2, where the hydraulic pump 2 is disposed below the frame 1 and electrically connected to a vehicle-mounted power supply, the frame 1 is provided with an adjusting mechanism, and the adjusting mechanism is provided with a telescopic mechanism; an oil tank 29 is arranged on the frame 1, and the oil tank 29 is connected with an oil cooler 30 through a pipeline; four lifting mechanisms are arranged at four corners of the frame 1, and second universal wheels 31 are arranged below the lifting mechanisms; a control box 32 is arranged on the machine frame 1, and a multi-way reversing valve 33 and an oil pressure gauge 34 are arranged in the control box 32.

Referring to fig. 1-7, in the present invention, the adjusting mechanism includes a T-shaped support 3, a first hydraulic ejector rod 4 and a second hydraulic ejector rod 6, one end of the T-shaped support 3 is movably connected to the frame 1, the other end is movably connected to the telescopic mechanism, the middle portion of the T-shaped support 3 is movably connected to the frame 1 through the two first hydraulic ejector rods 4, a mounting frame 5 is disposed on the T-shaped support 3, a second hydraulic ejector rod 6 is disposed on the mounting frame 5, and the other end of the second hydraulic ejector rod 6 is movably connected to the adjusting mechanism, so that the conveying height and the angle with the ground can be adjusted through the first hydraulic ejector rod 4 and the second hydraulic ejector rod 6 in the adjusting mechanism.

Referring to fig. 1-7, in the present invention, the telescopic mechanism includes a first supporting frame 7, a second supporting frame 10, a first extending frame 12 and a second extending frame 13; one end of the first support frame 7 is movably connected with the T-shaped support 3, and the middle part of the first support frame 7 is movably connected with the second hydraulic ejector rod 6; a first sliding groove 8 and a second sliding groove 9 are arranged on the first support frame 7, a second support frame 10 is arranged in the first sliding groove 8, a third sliding groove 11 is arranged in the second support frame 10, a first extension frame 12 is arranged in the third sliding groove 11, and a second extension frame 13 is arranged in the second sliding groove 9; a first hydraulic telescopic rod 14 is arranged below the first support frame 7, one end of the first hydraulic telescopic rod 14 is fixedly connected with the first support frame 7, and the other end of the first hydraulic telescopic rod 14 is fixedly connected with the second extension frame 13; a second hydraulic telescopic rod 15 is arranged above the first support frame 7, one end of the second hydraulic telescopic rod 15 is fixedly connected with the first support frame 7, and the other end of the second hydraulic telescopic rod 15 is fixedly connected with the second support frame 10.

Referring to fig. 6, in the present invention, pulleys 16 are disposed in the first sliding slot 8, the second sliding slot 9 and the third sliding slot 11, so as to reduce friction in the first sliding slot 8 between the first support frame 7 and the second support frame 10, the second sliding slot 9 between the first support frame 7 and the second extension frame 13, and the third sliding slot 11 between the second support frame 10 and the first extension frame 12, so as to achieve fast and accurate adjustment and reduce jamming.

Referring to fig. 1-7, in the present invention, a first universal wheel 17 is disposed below the left end of the first extension frame 12, so as to facilitate adjustment of the overall position of the device and prevent the first extension frame 12 from rubbing the ground to affect adjustment.

Referring to fig. 5-7, in the present invention, a second hydraulic motor 18 is disposed at the left end of the first support frame 7, a first hydraulic motor 19 is disposed at the right end of the second support frame 10, the first hydraulic motor 19 is connected to the left end of the first extension frame 12 through a first conveyor belt 20, the second hydraulic motor 18 is connected to the right end of the second extension frame 13 through a second conveyor belt 21, the first conveyor belt 20 is controlled to rotate by the first hydraulic motor 19, and the second conveyor belt 21 is controlled to rotate by the second hydraulic motor 18, so as to avoid electric shock injury to people caused by using electric power as loading and unloading power.

Referring to fig. 9, in the present invention, anti-slip strips 22 are disposed on the surfaces of the first conveyor belt 20 and the second conveyor belt 21 to prevent materials from slipping off during loading and unloading processes and increase the friction force on the surfaces of the conveyor belts.

Referring to fig. 1, 3 and 4, in the present invention, a winch 25 is disposed on the second supporting frame 10, the winch 25 is fixedly connected to one end of a pulling rope 26, and the other end of the pulling rope 26 is fixedly connected to the first extending frame 12, so as to automatically retract the first extending frame 12 into the second supporting frame 10, which is time-saving and labor-saving.

Referring to fig. 3-7, in the present invention, a pressure sensor 27 and a counter 28 are disposed on the second extension frame 13, the pressure sensor 27 is disposed below the second conveyor belt 21 and fixedly connected to the second extension frame 13, the counter 28 is disposed on a side surface of the second extension frame 13, and the pressure sensor 27 and the counter 28 are electrically connected to facilitate automatic counting of finished products during transportation.

Referring to fig. 1 to 8, in the present invention, the lifting mechanism includes a lifting support 23 and a lifting hydraulic ejector rod 24, the upper end of the lifting hydraulic ejector rod 24 is fixedly connected to the lifting support 23, the lower end of the lifting hydraulic ejector rod 24 is fixedly connected to a second universal wheel 31, the length of the lifting hydraulic ejector rod 24 is adjusted to lift the frame 1, so as to facilitate rotation of the frame 1, adjust the positions of the feeding point and the discharging point, and retract the lifting hydraulic ejector rod 24 during use, so as to facilitate lifting the stability of the frame 1 and prevent toppling or side-tipping.

In the invention, the first hydraulic ejector rod 4, the second hydraulic ejector rod 6, the first hydraulic telescopic rod 14, the second hydraulic telescopic rod 15, the first hydraulic motor 19, the second hydraulic motor 18 and the lifting hydraulic ejector rod 24 are all connected with a multi-way directional valve 33, one end of the multi-way directional valve 33 is connected with the hydraulic pump 2, the other end of the multi-way directional valve is connected with an oil cooler 30, the oil cooler 30 is connected with an oil tank 29, and the oil tank 29 is connected with the hydraulic pump 2.

Example two: adjusting method of vehicle-mounted telescopic loading and unloading conveying device

When the height difference between the feeding point and the discharging point is large, the extension amount of the second hydraulic ejector rod 6 is controlled through the multi-way reversing valve 33 on the control box 32, the extension amount of the second hydraulic ejector rod 6 is reduced, the angle between a conveying line formed by the first conveying belt 20 and the second conveying belt 21 and the ground can be increased, and the vertical height between the feeding point and the discharging point is adjusted; the elongation of the first hydraulic ram 4 and the second hydraulic ram 6 is controlled by a multi-way directional control valve 33 on the control box 32, and the overall height of the conveying line can be adjusted.

When the position of unloading needs to be changed because of the material is piled up to the unloading point, through the extension volume of multichannel switching-over valve 33 control lifting hydraulic ram 24 on the control box 32, second universal wheel 31 and the on-vehicle device contact of lifting hydraulic ram 24 below, the top of lifting hydraulic ram 24 will with the fixed lifting support 23 jack-up of frame 1, drive frame 1 and wholly rise, can be through the position of the angle adjustment feed point or the unloading point of change device through rotating frame 1.

When the linear distance between the feeding point and the discharging point is small, the second hydraulic telescopic rod 15 is controlled to be reduced to the minimum length through the multi-way reversing valve 33 on the control box 32, and then the materials can be transported, loaded and unloaded only by using the first conveying belt 20; the extension amount of the second hydraulic telescopic rod 15 is controlled through a multi-way reversing valve 33 on the control box 32, so that the distance between the first conveying belt 20 and the second conveying belt 21 can be reduced, the short-distance conveying of materials is realized, and the conveying of the broken materials can be switched from the finished articles by adopting the adjusting operation; when the linear distance between the feeding point and the discharging point is larger, the multi-way directional control valve 33 on the control box 32 controls the elongation of the second hydraulic telescopic rod 15, so that the distance between the first conveying belt 20 and the second conveying belt 21 can be increased.

Example three: a use method of a vehicle-mounted telescopic loading, unloading and conveying device.

When the device is used, the device is firstly placed in a vehicle-mounted device, a hydraulic pump 22 in the device is electrically connected with a vehicle-mounted power supply, and the vehicle-mounted device is used for transferring, storing and providing power for the device; the hydraulic pump 2 is opened, the four lifting hydraulic push rods 24 are controlled to extend through the multi-way reversing valve 33 on the control box 32, the device is lifted integrally, and the conveying angle is adjusted by using second universal wheels 31 below the lifting hydraulic push rods 24; the first hydraulic mandril 4 and the second hydraulic mandril 6 are controlled by a multi-way reversing valve 33 on the control box 32 to adjust the first support frame 7 to a proper conveying height; the extension of the first hydraulic telescopic rod 14 and the second hydraulic telescopic rod 15 is controlled through a multi-way reversing valve 33 on the control box 32, and the first conveying belt 20 and the second conveying belt 21 are unfolded; the first hydraulic motor 19 and the second hydraulic motor 18 are controlled by the multi-way reversing valve 33 on the control box 32, so that the first hydraulic motor 19 and the second hydraulic motor 18 respectively drive the first conveying belt 20 and the second conveying belt 21 to start to operate, and materials placed on the first conveying belt 20 are conveyed to the second conveying belt 21, so that the materials are conveyed from a feeding point to a discharging point.

Antislip strip 22 on first conveyer belt 20 and the second conveyer belt 21 can prevent the material landing, and through control second hydraulic telescoping rod 15 elongation, reduces the distance between first conveyer belt 20 and the second conveyer belt 21, can carry out scattered material transportation, prevents that scattered material from the landing between first conveyer belt 20 and the second conveyer belt 21.

The four lifting hydraulic push rods 24 are controlled to contract through the multi-way reversing valve 33 on the control box 32, so that the second universal wheels 31 below the lifting hydraulic push rods 24 are retracted into the belt frame 1, the belt frame 1 falls back to a vehicle-mounted device, and the stability of the conveying device during conveying of materials is improved.

When transporting a finished product, the material passes through the second conveyer belt 21, the gravity of the material presses down the second conveyer belt 21, the pressure sensor 27 fixed with the second extension frame 13 below the second conveyer belt 21 converts the pressure signal into an electric signal and conveys the electric signal to the counter 28, and automatic counting and counting of the finished product in the whole material transportation process are realized.

The oil tank 29 stores hydraulic oil, the oil cooler 30 can timely reduce the oil temperature, the transmission ratio of the oil pressure is kept, and the reduction of working pressure caused by the fact that the hydraulic oil becomes thin when the oil temperature becomes high is prevented.

The oil pressure gauge 34 can visually know the oil pressure in the hydraulic system, so that the pressure can be released in time to reduce the working pressure when the oil pressure is high, and oil leakage and cylinder explosion are prevented.

After the device is used, the first hydraulic motor 19 and the second hydraulic motor 18 are controlled to stop running through the multi-way directional valve 33 on the control box 32, the first hydraulic ejector rod 4, the second hydraulic ejector rod 6, the first hydraulic telescopic rod 14 and the second hydraulic telescopic rod 15 are controlled to shrink through the multi-way directional valve 33 on the control box 32, the winch 25 rotates to drive the traction rope 26 to retract and retract the first extension frame 12, the device can be retracted, the height of the retracted device is reduced to one fifth of the length of the extended device, the length of the retracted device is reduced to one fourth of the length of the extended device, and the device can be conveniently transported back to a storage point. Adopt the hydraulic pressure of hydraulic pump 2 as the power of regulation, transport, effectively prevent to electrocute danger, realize functions such as loading and unloading conveyor's extension, shrink, regulation, transport, adjust convenient, quick, labour saving and time saving is applicable to the material transport work under the different conditions of different environment, and safety, stability, high efficiency have extensive popularization and application and worth in commodity circulation transportation technical field.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a vehicle-mounted telescopic loading and unloading conveyor, includes frame (1) and hydraulic pump (2), its characterized in that: the hydraulic pump (2) is arranged below the rack (1) and electrically connected with a vehicle-mounted power supply, an adjusting mechanism is arranged on the rack (1), the adjusting mechanism comprises a T-shaped support (3), first hydraulic ejector rods (4) and second hydraulic ejector rods (6), one end of the T-shaped support (3) is movably connected with the rack (1), the other end of the T-shaped support is movably connected with a telescopic mechanism, the middle part of the T-shaped support (3) is movably connected with the rack (1) through the two first hydraulic ejector rods (4), a mounting frame (5) is arranged on the T-shaped support (3), the mounting frame (5) is movably connected with one end of each second hydraulic ejector rod (6), and the other end of each second hydraulic ejector rod (6) is movably connected with the adjusting mechanism; the adjusting mechanism is provided with a telescopic mechanism; an oil tank (29) is arranged on the frame (1), and the oil tank (29) is connected with an oil cooler (30) through a pipeline; four lifting mechanisms are arranged at four corners of the rack (1), and second universal wheels (31) are arranged below the lifting mechanisms; a control box (32) is arranged on the frame (1), and a multi-way reversing valve 33 and an oil pressure gauge (34) are arranged in the control box (32).

2. A vehicle carried telescopic handling conveyor according to claim 1, characterized in that: the telescopic mechanism comprises a first support frame (7), a second support frame (10), a first extension frame (12) and a second extension frame (13); one end of the first support frame (7) is movably connected with the T-shaped support (3), and the middle part of the first support frame (7) is movably connected with the second hydraulic ejector rod (6); a first sliding chute (8) and a second sliding chute (9) are arranged on the first supporting frame (7), a second supporting frame (10) is arranged in the first sliding chute (8), a third sliding chute (11) is arranged in the second supporting frame (10), a first extending frame (12) is arranged in the third sliding chute (11), and a second extending frame (13) is arranged in the second sliding chute (9); a first hydraulic telescopic rod (14) is arranged below the first support frame (7), one end of the first telescopic rod (14) is fixedly connected with the first support frame (7), and the other end of the first hydraulic telescopic rod (14) is fixedly connected with the second extension frame (13); a second hydraulic telescopic rod (15) is arranged above the first supporting frame (7), one end of the second hydraulic telescopic rod (15) is fixedly connected with the first supporting frame (7), and the other end of the second hydraulic telescopic rod (15) is fixedly connected with the second supporting frame (10).

3. A vehicle carried telescopic handling conveyor according to claim 2, characterized in that: pulleys (16) are arranged in the first sliding groove (8), the second sliding groove (9) and the third sliding groove (11).

4. A vehicle carried telescopic handling conveyor according to claim 2, characterized in that: a first universal wheel (17) is arranged below one end, far away from the first support frame (7), of the first extension frame (12).

5. A vehicle carried telescopic handling conveyor according to claim 2, characterized in that: the hydraulic support is characterized in that a second hydraulic motor (18) is arranged at one end of the first support frame (7), a first hydraulic motor (19) is arranged at one end of the second support frame (10), the first hydraulic motor (19) is connected with the left end of the first extension frame (12) through a first conveying belt (20), and the second hydraulic motor (18) is connected with the right end of the second extension frame (13) through a second conveying belt (21).

6. A vehicle carried telescopic handling conveyor according to claim 2, characterized in that: the surfaces of the first conveying belt (20) and the second conveying belt (21) are provided with anti-slip strips (22).

7. A vehicle carried telescopic handling conveyor according to claim 2, characterized in that: a winch (25) is arranged on the second support frame (10), the winch (25) is fixedly connected with one end of a pulling rope (26), and the other end of the pulling rope (26) is fixedly connected with the first extension frame (12).

8. A vehicle carried telescopic handling conveyor according to claim 2, characterized in that: be equipped with pressure sensor (27) and counter (28) on second extension frame (13), pressure sensor (27) set up in the below of second conveyer belt (21) and with second extension frame (13) fixed connection, counter (28) set up in second extension frame (13) side, pressure sensor (27) and counter (28) electric connection.

9. A vehicle carried telescopic handling conveyor according to claim 1, characterized in that: the lifting mechanism comprises a lifting support (23) and a lifting hydraulic ejector rod (24), the upper end of the lifting hydraulic ejector rod (24) is fixedly connected with the lifting support (23), and the lower end of the lifting hydraulic ejector rod (24) is fixedly connected with a second universal wheel (31).