CN209938657U

CN209938657U - Walking type electric carrier

Info

Publication number: CN209938657U
Application number: CN201920672271.XU
Authority: CN
Inventors: 蒋连杰; 戴肖肖; 陈春喜
Original assignee: Zhejiang Jialift Warehouse Equipment Co Ltd
Current assignee: Zhejiang Jialift Warehouse Equipment Co Ltd
Priority date: 2019-05-13
Filing date: 2019-05-13
Publication date: 2020-01-14
Anticipated expiration: 2029-05-13

Abstract

The utility model relates to the technical field of a carrier, in particular to a walking electric carrier, which comprises a frame, a lifting unit, a connecting rod unit, a walking unit, an operation unit and a power supply unit, wherein the connecting rod unit is used for connecting the frame with the lifting unit, the walking unit comprises a lifting mechanism with one end fixedly connected with the frame and a hydraulic mechanism for controlling the lifting mechanism to lift, the walking unit comprises a driving mechanism arranged at the bottom of the lifting mechanism, the power supply unit is arranged at the tail end position of the frame and is used for providing electric power for the hydraulic mechanism and the driving mechanism, the hydraulic mechanism is arranged at the tail end position of the frame and is positioned at one side of the power supply unit, the operation unit is arranged on the driving mechanism, thereby solving the problems that the carrier is large in volume due to unreasonable arrangement of the driving mechanism of the carrier, the whole equipment is not compact, the, charging is inconvenient and the power supply line is long.

Description

Walking type electric carrier

Technical Field

The utility model relates to a carrier technical field especially relates to a walking electric pallet truck.

Background

At present, the requirements on space utilization rate and the like are higher and higher, and the smaller the volume of the carrier is, the better the carrier is under certain use conditions, and the strong power is ensured. The manual hydraulic carrier is mainly used for carrying trays or directly carrying goods, is simple to operate and flexible to move, and is very labor-consuming due to the fact that walking and pulling are achieved by manpower, labor is required when the ground is uneven, and carrying efficiency is low.

The full-electric carrier on the market is a time-saving and labor-saving carrying tool, but the full-electric carrier is generally huge in size, needs a professional driver, is complex in structure, has more parts and has no advantages in maintenance and repair.

The application number 201310219406.4 is a Chinese invention patent which discloses a full-electric walking type carrier, on the basis of ensuring the strength and stability, the structure of a vehicle body is optimized, the parts of the vehicle are reduced, the quality is greatly reduced, the operation is more convenient, a direct current electrical appliance system is used, a direct current permanent magnet motor is equipped, excellent power is ensured, simultaneously, the energy consumption is greatly reduced, the working efficiency is improved, all parts of the whole vehicle are modularized, the assembly and the later maintenance are convenient, and the novel full-electric walking type carrier is a novel carrier which is small in size, light in weight, strong in power and low in energy consumption.

The technical scheme has the following problems: the layout of the driving force and the power supply equipment is not reasonable enough, so that the circuit is long, the structure is not compact enough, the installation and the maintenance of the power supply equipment are inconvenient, and the operation and the control of the vehicle body are inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model aims at prior art's weak point, a walking electric pallet truck is provided, through the whole bottom that sets up at elevating system with actuating mechanism, the transmission that utilizes gear and tooth cover drives the drive bull wheel and rotates round the outer wall of second motor, and set up power supply unit and be the plug-in type, box battery dismouting is convenient, it is unreasonable big to lead to the carrier to have solved carrier actuating mechanism setting, the equipment is whole not compact, it is inconvenient not pleasing to the eye and battery dismouting, it is not convenient to charge, the long technical problem of power supply line.

In order to solve the technical problems, the technical scheme is as follows:

the utility model provides a walking electric pallet truck, includes frame, lift unit, the connecting rod unit of connecting frame and lift unit, walking unit, controls unit and power supply unit, lift unit includes one end and frame fixed connection's elevating system and is used for controlling the hydraulic pressure mechanism that elevating system goes up and down, walking unit is including setting up the actuating mechanism in the elevating system bottom, power supply unit sets up the tail end position department at the frame, and this power supply unit is used for providing electric power for hydraulic pressure mechanism and actuating mechanism, hydraulic pressure mechanism sets up the tail end position department at the frame and is located one side of this power supply unit, control the unit setting on actuating mechanism.

As an improvement, the power supply unit is arranged to be a quick plug-in type.

As an improvement, the mounting groove has been seted up on the riser of frame, power supply unit is including setting up the power connector in the mounting groove, the plug connector is installed to power connector's upper end, power supply unit still includes the box battery, and the plug connector is connected the cooperation with the power supply port of box battery bottom when its vertical installation downwards, and operating personnel holds the handle of box battery during the installation, along spacing vertical downwards transferring, on the plug connector is buckled to the quick eye-splice of box battery.

As an improvement, the lifting mechanism comprises a bearing bridge and an oil cylinder seat fixed on the bearing bridge, and the upper end part of a piston rod on the oil cylinder seat is fixedly connected with the frame.

As the improvement, the hydraulic mechanism comprises an oil tank arranged on the frame, a valve group arranged on the oil tank, a first motor arranged on the valve group and used for controlling the valve group to work and a relay arranged on one side of the first motor, wherein the valve group is connected with the piston rod through a lifting oil pipe.

As an improvement, the connecting rod unit comprises a support shaft fixedly arranged on the frame, a large rib plate and a small rib plate which are rotatably arranged on the support shaft, and a push rod with one end rotatably connected with one end of the small rib plate, the large rib plate and the small rib plate are fixedly connected through a spacer sleeve, the end part of the large rib plate is rotatably connected with the bearing bridge, and the linkage relation between the push rod and an upgrading wheel at the bottom of the front end of the support plate of the carrier is not specifically described in detail as the prior art.

As an improvement, the driving mechanism comprises a gear box which is rotatably arranged at the bottom of the bearing bridge, a second motor which is fixed on the gear box, a pinion which rotates under the driving of the second motor, a driving gear which is rotatably arranged on the gear box and is meshed with the pinion, a shaft gear which is coaxial with the driving gear and is fixedly connected with the driving gear, and a gear sleeve which is rotatably sleeved on a shell of the second motor, wherein the shaft gear is meshed with the gear sleeve, a driving large wheel is fixedly sleeved on the outer side of the gear sleeve, and a brake disc is arranged at the end part of a motor shaft of the second motor.

As an improvement, an accelerator is arranged on an operating rod of the control unit, the accelerator is arranged in a knob type, and the accelerator is used for adjusting the rotation rate of the second motor.

As an improvement, a baffle is arranged on the side edge of the power supply unit, the baffle is fixedly installed on the vertical plate, the upper end of the piston rod is fixedly connected with the frame through the baffle, and an emergency stop switch is arranged at the upper end of the baffle.

As an improvement, a first outer cover fixed on the frame is further arranged on the outer side of the baffle, a second outer cover is arranged on the outer side of the driving mechanism, and a through groove matched with the shape of the box battery is formed in the second outer cover.

The utility model has the advantages that:

1. the utility model discloses in through the whole bottom that sets up at elevating system with actuating mechanism to utilize the transmission of gear and tooth cover to drive the drive bull wheel and rotate round the outer wall of second motor, this kind of drive mode greatly reduced actuating mechanism's whole volume, improved the utilization ratio in space, make the whole more compact of equipment, through setting up first dustcoat in the actuating mechanism outside in addition, inside having avoided dust to get into actuating mechanism in the working process, prolonged its life and also more pleasing to the eye simultaneously.

2. The utility model discloses in be plug-in type through setting up the power supply unit for the box battery dismouting is convenient, it can take out to charge to have not electrified, need not the dolly overall movement and charge to the position of charging, in addition through setting up hydraulic pressure mechanism in one side of power supply unit, both relative positions set up compactly, the power supply line has been shortened, and seal power supply unit and hydraulic pressure mechanism through setting up first dustcoat, prevented that the dust from getting into, and service life is prolonged, and make the dolly wholly coordinate, and is compact and pleasing to the eye.

3. The utility model discloses in pass through baffle and frame fixed connection through the piston rod that sets up elevating system, and hydraulic pressure mechanism sets up in the baffle for the promotion oil pipe line between hydraulic pressure mechanism and the elevating system is shorter and promote oil pipe and can hide in first dustcoat, and structural layout is reasonable, makes dolly overall structure compacter coordinate.

The utility model discloses in through set up the accelerator on the action bars to set up the accelerator and be the knob formula, make operating personnel can rotate the speed of marcing that the accelerator controlled the dolly through the thumb conveniently when holding the action bars.

In summary, the utility model has the advantages of compact structure, small volume, reasonable layout, beautiful appearance, long service life and the like; is particularly suitable for the technical field of electric porters.

Drawings

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

FIG. 1 is a side view of an electric walk-behind vehicle;

FIG. 2 is a schematic view of an electric walking-type vehicle;

FIG. 3 is a schematic view of a part of the structure of the lifting unit;

FIG. 4 is a schematic structural view of the lifting mechanism;

FIG. 5 is a partial schematic view of the drive mechanism;

FIG. 6 is a schematic view showing an internal structure of the driving mechanism;

FIG. 7 is a schematic structural view of a link unit;

fig. 8 is a schematic structural diagram of the power supply unit.

Detailed Description

The technical solution in the embodiment of the present invention is clearly and completely described below with reference to the accompanying drawings.

Example one

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

As shown in fig. 1 to 8, a walking type electric truck includes a frame 1, a lifting unit 2, a link unit 4 connecting the frame 1 and the lifting unit 2, a traveling unit 5, a control unit 6, and a power supply unit 7, wherein the lifting unit 2 includes a lifting mechanism 21 having one end fixedly connected to the frame 1 and a hydraulic mechanism 22 for controlling the lifting of the lifting mechanism 21, the traveling unit 5 includes a driving mechanism 51 disposed at the bottom of the lifting mechanism 21, the power supply unit 7 is disposed at a rear end position of the frame 1, the power supply unit 7 is used for supplying electric power to the hydraulic mechanism 22 and the driving mechanism 51, the hydraulic mechanism 22 is disposed at the rear end position of the frame (1) and on one side of the power supply unit 7, and the control unit 6 is disposed on the driving mechanism 51.

Further, the power supply unit 7 is arranged to be a quick-plug type.

Furthermore, an installation groove 111 is formed in the vertical plate 11 of the frame 1, the power supply unit 7 includes a power connector 71 arranged in the installation groove 111, the upper end of the power connector 71 is provided with a plug connector 72, the power supply unit 7 further includes a box battery 73, and the plug connector 72 is connected and matched with a power supply port at the bottom of the box battery 73 when the power supply unit is vertically and downwardly installed.

Here, be plug-in type through setting up the power supply unit, it is convenient for the box battery dismouting, it can take out to charge to have not electrified, need not dolly overall movement and charge to the position of charging, in addition through setting up hydraulic pressure mechanism in one side of power supply unit, both relative positions set up compactly, the power supply line has been shortened, and seal power supply unit and hydraulic pressure mechanism through setting up first dustcoat, prevent the dust entering, service life has been prolonged, and make the dolly wholly coordinate, compactness and pleasing to the eye.

Further, the lifting mechanism 21 includes a bearing bridge 211 and a cylinder base 212 fixed on the bearing bridge 211, and an upper end of a piston rod 213 on the cylinder base 212 is fixedly connected to the frame 1.

Further, the hydraulic mechanism 22 includes an oil tank 221 disposed on the frame 1, a valve set 222 disposed on the oil tank 221, a first motor 223 disposed on the valve set 222 for controlling the operation of the valve set 222, and a relay 224 disposed on one side of the first motor 223, wherein the valve set 222 is connected to the piston rod 213 through a lift oil pipe 225.

In the embodiment, the piston rod of the lifting mechanism is fixedly connected with the frame through the baffle, and the hydraulic mechanism is arranged in the baffle, so that a lifting oil pipeline between the hydraulic mechanism and the lifting mechanism is shorter, the lifting oil pipe can be hidden in the first outer cover, the structural layout is reasonable, and the overall structure of the trolley is more compact and coordinated.

Further, the link unit 4 includes a support shaft 41 fixedly disposed on the frame 1, a large rib plate 42 and a small rib plate 43 rotatably disposed on the support shaft 41, and a push rod 44 having one end rotatably connected to one end of the small rib plate 43, the large rib plate 42 and the small rib plate 43 are fixedly connected by a spacer 45, and the end of the large rib plate 42 is rotatably connected to the load-bearing bridge 211.

Further, as shown in fig. 5 and 6, the driving mechanism 51 includes a gear box 511 rotatably disposed at the bottom of the carrier bridge 211, a second motor 512 fixed on the gear box 511, a pinion 513 rotated by the second motor 512, a driving gear 514 rotatably disposed on the gear box 511 and engaged with the pinion 513, a shaft tooth 515 coaxially and fixedly connected with the driving gear 514, and a gear sleeve 516 rotatably sleeved on the housing of the second motor 512, wherein the shaft tooth 515 is engaged with the gear sleeve 516, a driving large wheel 517 is fixedly sleeved on the outer side of the gear sleeve 516, and a brake disc 518 is disposed at the end of a motor shaft 5121 of the second motor 512.

It is worth mentioning that, here through the whole bottom that sets up at elevating system with actuating mechanism to the transmission that utilizes gear and tooth cover drives the drive bull wheel and rotates round the outer wall of second motor, this kind of drive mode greatly reduced actuating mechanism's whole volume, the utilization ratio in space has been improved, make the equipment whole more compact, in addition through setting up first dustcoat in the actuating mechanism outside, the dust has been avoided in the course of the work entering actuating mechanism inside, it is also more pleasing to the eye simultaneously to have prolonged its life.

Further, as shown in fig. 4, a baffle 3 is disposed on a side of the power supply unit 7, the baffle 3 is fixedly mounted on the vertical plate 11, an upper end of the piston rod 213 is fixedly connected to the frame 1 through the baffle 3, and an emergency stop switch 31 is disposed at an upper end of the baffle 3.

Furthermore, a first outer cover 8 fixed on the frame 1 is arranged on the outer side of the baffle plate 3, and a second outer cover 9 is arranged on the outer side of the driving mechanism 51.

Example two

As shown in fig. 2, wherein the same or corresponding components as in the first embodiment are designated by the same reference numerals as in the first embodiment, only the points of difference from the first embodiment will be described below for the sake of convenience; the second embodiment is different from the first embodiment in that: an accelerator 62 is arranged on the operating rod 61 of the control unit 6, the accelerator 62 is arranged in a knob type, and the accelerator 62 is used for adjusting the rotation speed of the second motor 512.

Through the accelerator that sets up the knob formula on the action bars 61 in this embodiment for operating personnel can control advancing of carrier through the convenient accelerator that rotates of thumb when hand action bars, simple operation, and in addition through setting up two accelerators at bilateral symmetry, make the advancing of carrier that all can conveniently be controlled to the left and right hands.

In the present invention, it is to be understood that: the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in an orientation or positional relationship indicated in the drawings for convenience and simplicity of description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be construed as limiting the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The above, only do the utility model discloses the embodiment of preferred, nevertheless the utility model discloses a protection scope is not limited to this, and any technical personnel who is familiar with this technical field are in the utility model discloses a change or replacement that can think easily under the technical suggestion, if through arranging the back with opening state up with the bottle base, through transferring mechanism behind bottle base high positioning to the bottle base bottleneck location back negative pressure absorption fixed through bottle base feed mechanism, carry out the design concept that becomes the detection that looks analysis realized the bottleneck of bottle base and bottle global through the detecting element again, all should cover within the protection scope of the utility model. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The utility model provides a walking electric pallet truck, includes frame (1), lifting unit (2), connecting rod unit (4), walking unit (5), control unit (6) and power supply unit (7) of connecting frame (1) and lifting unit (2), its characterized in that: the lifting unit (2) comprises a lifting mechanism (21) and a hydraulic mechanism (22), wherein one end of the lifting mechanism (21) is fixedly connected with the frame (1), the hydraulic mechanism (22) is used for controlling the lifting mechanism (21) to lift, the walking unit (5) comprises a driving mechanism (51) arranged at the bottom of the lifting mechanism (21), the power supply unit (7) is arranged at the tail end position of the frame (1), the power supply unit (7) is used for providing power for the hydraulic mechanism (22) and the driving mechanism (51), and the hydraulic mechanism (22) is arranged at the tail end position of the frame (1) and is positioned on one side of the power supply unit (7).

2. The walking-type electric cart according to claim 1, wherein: the power supply unit (7) is arranged to be a quick plug-in type.

3. The walking-type electric cart according to claim 2, wherein: the power supply device is characterized in that a mounting groove (111) is formed in a vertical plate (11) of the frame (1), the power supply unit (7) comprises a power supply connector (71) arranged in the mounting groove (111), a plug connector (72) is installed at the upper end of the power supply connector (71), the power supply unit (7) further comprises a box battery (73), and the plug connector (72) is connected and matched with a power supply port at the bottom of the box battery (73) when the power supply unit is vertically installed downwards.

4. The walking-type electric cart according to claim 1, wherein: the lifting mechanism (21) comprises a bearing bridge (211) and an oil cylinder seat (212) fixed on the bearing bridge (211), and the upper end part of a piston rod (213) on the oil cylinder seat (212) is fixedly connected with the frame (1).

5. The walking-type electric cart according to claim 4, wherein: the hydraulic mechanism (22) comprises an oil tank (221) arranged on the frame (1), a valve group (222) arranged on the oil tank (221), a first motor (223) arranged on the valve group (222) and used for controlling the valve group (222) to work, and a relay (224) arranged on one side of the first motor (223), wherein the valve group (222) is connected with the piston rod (213) through a lifting oil pipe (225).

6. The walking-type electric cart according to claim 5, wherein: the connecting rod unit (4) comprises a supporting shaft (41) fixedly arranged on the frame (1), a large rib plate (42) and a small rib plate (43) which are rotatably arranged on the supporting shaft (41), and a push rod (44) with one end rotatably connected with one end of the small rib plate (43), wherein the large rib plate (42) and the small rib plate (43) are fixedly connected through a spacer bush (45), and the end part of the large rib plate (42) is rotatably connected with the bearing bridge (211).

7. The walking-type electric cart according to claim 1, wherein: the driving mechanism (51) comprises a gear box (511) which is rotatably arranged at the bottom of the bearing bridge (211), a second motor (512) which is fixed on the gear box (511), a pinion (513) which rotates under the driving of the second motor (512), a driving gear (514) which is rotatably arranged on the gear box (511) and is meshed with the pinion (513), a shaft gear (515) which is coaxial with the driving gear (514) and is fixedly connected with the driving gear and a gear sleeve (516) which is rotatably sleeved on a shell of the second motor (512), wherein the shaft gear (515) is meshed with the gear sleeve (516), a driving large wheel (517) is fixedly sleeved on the outer side of the gear sleeve (516), and a brake disc (518) is arranged at the end part of a motor shaft (5121) of the second motor (512).

8. The walking-type electric cart according to claim 7, wherein: the control unit (6) is arranged on the driving mechanism (51), an accelerator (62) is arranged on an operating rod (61) of the control unit (6), the accelerator (62) is arranged in a knob type, and the accelerator (62) is used for adjusting the rotation speed of the second motor (512).

9. The walking-type electric cart according to claim 4, wherein: the side of the power supply unit (7) is provided with a baffle (3), the baffle (3) is fixedly installed on the vertical plate (11), the upper end of the piston rod (213) is fixedly connected with the frame (1) through the baffle (3), and the upper end of the baffle (3) is provided with an emergency stop switch (31).

10. The walking-type electric cart according to claim 9, wherein: the outer side of the baffle (3) is also provided with a first outer cover (8) fixed on the frame (1), and the outer side of the driving mechanism (51) is provided with a second outer cover (9).