CN113853071A

CN113853071A - Electric automation control cabinet with prevent mistake and touch function

Info

Publication number: CN113853071A
Application number: CN202111151428.2A
Authority: CN
Inventors: 王丹丹; 乔大伟; 周莉; 赵霞; 孙亚灿
Original assignee: Shandong Vocational College of Light Industry
Current assignee: Shandong Vocational College of Light Industry
Priority date: 2021-09-29
Filing date: 2021-09-29
Publication date: 2021-12-28

Abstract

The invention discloses an electric automation control cabinet with a false touch prevention function, and relates to the technical field of electric equipment. According to the invention, the protective shell can be automatically opened through the mutual matching of the supporting spring, the lifting plate, the first sliding block, the first sliding chute, the rope and the pulley, so that the use of the device can be controlled through the control panel arranged in the protective shell, the movement of the protective shell can be limited through the mutual matching of the fixed plate, the pull rod, the spring, the convex clamping block and the triangular clamping block, and the protective shell is in a closed state, so that the control panel in the protective shell can be protected, the condition that an operator accidentally touches the control panel due to an accident is avoided, and the practicability of the device is effectively increased.

Description

Electric automation control cabinet with prevent mistake and touch function

Technical Field

The invention relates to an electric automation control cabinet, in particular to an electric automation control cabinet with a false touch prevention function.

Background

Along with the continuous development of society, the continuous progress of science, the continuous improvement of people's standard of living, all kinds of electrical equipment can constantly innovate, constantly emerge, and the switch board is the indispensable device in the electrical equipment, therefore this type of device on the market is various now, can satisfy people's user demand basically.

When the current electric automation control cabinet is used, some defects and shortcomings still exist, and the specific places needing improvement are as follows:

1. however, the existing control cabinet does not have the function of preventing false touch, and the operator may have the situation of false touch due to an accident situation, so that the safety of the control cabinet is not high;

2. meanwhile, the existing control cabinet has poor heat dissipation performance and does not have the moving effect, and therefore the practicability of the control cabinet is lower in the using process.

Disclosure of Invention

The invention aims to provide an electric automation control cabinet with a false touch prevention function, and aims to solve the problems that the conventional control cabinet provided in the background art does not have the false touch prevention function, operators may have false touch due to unexpected situations, so that the safety of the control cabinet is not high, and meanwhile, the conventional control cabinet has poor heat dissipation and no moving effect, so that the control cabinet is relatively high in practicability in the use process.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an electric automatization control cabinet with prevent mistake and touch function, includes the switch board, fixedly connected with shelters from the canopy on the switch board right flank, shelter from the inside last fixed surface of canopy and be connected with supporting spring, supporting spring's lower extreme fixed connection is at the upper surface of lifter plate, the lifter plate has the rope through the bolt piece swing joint of lower surface center department fixed connection, the lower extreme of rope passes pulley and is provided with the protective housing swing joint of another bolt piece with right flank upper end, protective housing passes through the articulated seat swing joint of left end upper side setting on the switch board right flank, protective housing downside fixedly connected with triangle-shaped fixture block, triangle-shaped fixture block is through its inside draw-in groove and joint subassembly swing joint of seting up, joint subassembly fixed connection is on the switch board right flank.

As a preferred technical scheme, a first sliding block is fixedly connected to the left side face of the lifting plate, the first sliding block is movably connected to the inner portion of a first sliding groove formed in the right side face of the control cabinet, the sliding wheel is movably connected to the right side face of the control cabinet through a pulley seat, a cabinet door is arranged on the front side face of the control cabinet, a handle is arranged on the front side face of the cabinet door, and a visible window is arranged in the cabinet door.

According to a preferred technical scheme, the clamping assembly comprises two fixing plates, the two fixing plates are fixedly connected to the right side face of the control cabinet and are respectively located on the front side and the rear side of a triangular clamping block, pull rods are movably connected to the two fixing plates through circular grooves formed in the two fixing plates, convex clamping blocks are fixedly connected to opposite close ends of the two pull rods, the two convex clamping blocks are movably connected with the triangular clamping block with a clamping groove formed in the triangular clamping block, springs are sleeved on the two pull rods, opposite close ends of the two springs are respectively fixedly connected to opposite far surfaces of the two convex clamping blocks, and opposite far ends of the two springs are respectively fixedly connected to opposite close surfaces of the two fixing plates.

As a preferred technical scheme of the invention, the lower end of the control cabinet is fixedly connected with a base, the bottom surface inside the base is fixedly connected with a motor, an output shaft of the motor is fixedly connected with a first bevel gear, the first bevel gear is in meshing transmission with a second bevel gear, and the second bevel gear is fixedly connected to the lower side of the rotating shaft.

As a preferred technical scheme of the invention, the upper end of the rotating shaft is movably connected to the middle position of the lower surface of the control cabinet, the lower end of the rotating shaft is movably connected to the middle position of the bottom surface in the base, the upper side of the rotating shaft is fixedly connected with a rotating blade, the base is provided with a filter window through ventilation openings which are formed in the front side surface and the rear side surface of the base, and the left side and the right side of the bottom of the control cabinet are provided with another filter window.

According to a preferable technical scheme, the left side and the right side of the lower surface of the control cabinet are fixedly connected with hydraulic rods, the lower ends of the two hydraulic rods are fixedly connected with supporting plates, the front side and the rear side of the lower surfaces of the two supporting plates are respectively provided with a movable wheel, the four movable wheels are respectively arranged in the base, and square grooves for the four movable wheels to pass through are formed in four corners of the lower surface of the base.

According to a preferred technical scheme of the invention, the front end and the rear end of each of the two support plates are fixedly connected with a second sliding block, the four second sliding blocks are movably connected inside two sliding grooves which are respectively formed in the front side surface and the rear side surface of the base, the control cabinet is in threaded connection with a transparent protective cover with a threaded structure at the upper end through an annular threaded groove formed in the upper surface of the control cabinet, and an illuminating lamp is arranged in the transparent protective cover.

According to a preferred technical scheme of the invention, two concave supporting blocks are fixedly connected to the left side surface and the right side surface of the interior of the control cabinet, the four concave supporting blocks correspond to each other in pairs, the two corresponding concave supporting blocks are respectively and movably connected with the electrical element mounting plates with the jacks arranged in the left side and the right side through bolts arranged on the two corresponding concave supporting blocks, and the upper surface of the interior of the control cabinet is provided with a storage battery.

As a preferable technical scheme of the invention, a control panel is arranged on the right side surface of the control cabinet and is arranged in the protective shell, the output end of the control panel is respectively and electrically connected with the motor, the hydraulic rod and the input end of the illuminating lamp, and the input end of the control panel is electrically connected with the output end of the storage battery.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the invention, the protective shell can be automatically opened through the mutual matching of the supporting spring, the lifting plate, the first sliding block, the first sliding chute, the rope and the pulley, so that the use of the device can be controlled through the control panel arranged in the protective shell, the movement of the protective shell can be limited through the mutual matching of the fixed plate, the pull rod, the spring, the convex clamping block and the triangular clamping block, and the protective shell is in a closed state, so that the control panel in the protective shell can be protected, the condition that an operator accidentally touches the control panel due to an accident is avoided, and the practicability of the device is effectively increased.

2. According to the invention, the motor, the rotating shaft, the first bevel gear, the second bevel gear, the rotating blades and the filtering window are matched with each other, so that the circulation of air in the device can be accelerated, the device achieves a heat dissipation effect, the situation that the inside of a control cabinet is in a high-temperature state for a long time, the corrosion and damage of an internal circuit are aggravated, and the service life of the device is shortened is avoided.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic perspective view of the present invention;

FIG. 3 is a schematic diagram of a right-side sectional perspective view of the base of the present invention;

FIG. 4 is a right-view enlarged perspective view of the clamping assembly of the present invention;

FIG. 5 is an enlarged schematic view of the structure at A of the present invention;

fig. 6 is an enlarged schematic view of the structure at B of the present invention.

In the figure: the device comprises a control cabinet 1, a door 2, a visual window 3, a base 4, a filtering window 5, a clamping assembly 6, a fixing plate 61, a pull rod 62, a spring 63, a convex clamping block 64, a triangular clamping block 7, a protective shell 8, a rope 9, a pulley 10, a shading shed 11, a concave supporting block 12, an electric element mounting plate 13, a bolt 14, a transparent protective cover 15, a lighting lamp 16, a storage battery 17, a supporting spring 18, a chute I19, a slider I20, a lifting plate 21, a control panel 22, a hydraulic rod 23, a supporting plate 24, a square groove 25, a moving wheel 26, a bevel gear II 27, a rotating shaft 28, a bevel gear I29, a motor 30, a chute II 31, a slider II 32 and a rotating blade 33.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1 to 6, the present invention provides a technical solution: an electric automation control cabinet with a function of preventing accidental touch comprises a control cabinet 1, a shielding shed 11 is fixedly connected on the right side surface of the control cabinet 1, the shielding shed 11 can play a role of shielding rain, and further can play a role of protecting a control panel 22 arranged on the right side surface of the control cabinet 1, the phenomenon that the control panel 22 is damaged due to the influence of rainwater is avoided, the practicability of the device is effectively increased, a supporting spring 18 is fixedly connected on the upper surface inside the shielding shed 11, the lower end of the supporting spring 18 is fixedly connected on the upper surface of a lifting plate 21, the lifting plate 21 is movably connected with a rope 9 through a bolt block fixedly connected at the center of the lower surface, the lower end of the rope 9 passes through a pulley 10 and is movably connected with a protective shell 8 provided with another bolt block at the upper end of the right side surface, the protective shell 8 is movably connected on the right side surface of the control cabinet 1 through a hinge seat arranged at the upper side of the left end, the supporting spring 18 can be supported by the arranged shielding shed 11, the lifting plate 21 can be driven to move upwards under the action of the arranged supporting spring 18, the protective shell 8 can be driven to rotate upwards around the left end of the protective shell under the mutual matching of the arranged rope 9, the protective shell 8 can be conveniently opened at the moment, so that a control panel 22 arranged in the protective shell 8 can be operated, the movement direction of the rope 9 can be changed through the arranged pulley 10, so that the protective shell 8 can be opened to the maximum extent, a triangular clamping block 7 is fixedly connected to the lower side of the protective shell 8, the triangular clamping block 7 is movably connected with a clamping component 6 through a clamping groove formed in the triangular clamping block 7, the clamping component 6 is fixedly connected to the right side surface of the control cabinet 1, and the opening of the protective shell 8 can be limited through the mutual matching between the triangular clamping block 7 and the clamping component 6, thereby, the device can protect the control panel 22 arranged in the protective shell 8, and avoid accidents caused by accidental touching of the control panel 22 by operators, the safety of the device is effectively increased, the practicability of the device is further improved, the left side surface of the lifting plate 21 is fixedly connected with the first slider 20, the first slider 20 is movably connected inside the first chute 19 arranged on the right side surface of the control cabinet 1, the movement direction of the lifting plate 21 can be limited by the mutual matching between the first slider 20 and the first chute 19, the stability of the lifting plate 21 in the movement process can be increased, the pulley 10 is movably connected on the right side surface of the control cabinet 1 through the arranged pulley seat, the front side surface of the control cabinet 1 is provided with the box door 2, the front side surface of the box door 2 is provided with the handle, the visible window 3 is arranged inside the box door 2, the arranged box door 2 can be conveniently opened through the arranged handle, the condition inside the control cabinet 1 can be clearly known through the arranged visible window 3, so that the treatment can be timely carried out, and the practicability of the device is further increased, the clamping assembly 6 comprises two fixing plates 61, the two fixing plates 61 are fixedly connected to the right side surface of the control cabinet 1, the two fixing plates 6 are respectively positioned at the front side and the rear side of the triangular clamping block 7, the two fixing plates 61 are movably connected with pull rods 62 through circular grooves formed in the two fixing plates 61, the opposite near ends of the two pull rods 62 are fixedly connected with convex clamping blocks 64, the two convex clamping blocks 64 are movably connected with the triangular clamping block 7 with clamping grooves formed in the two pull rods 62, springs 63 are sleeved on the two pull rods 62, the pull rods 62 can be supported through the arranged fixing plates 61, the two convex clamping blocks 64 can be driven to be close to each other through the arrangement of the springs 63, and then the opposite near ends of the two convex clamping blocks 64 are inserted into the clamping grooves formed in the triangular clamping block 7, so as to achieve the effect of limiting the movement of the triangular clamping block 7, the two pull rods 62 respectively pulled to the front and back ends can drive the two convex clamping blocks 64 to be separated from the clamping grooves formed in the triangular clamping block 7, at this time, the triangular clamping block 7 is not limited, so that the protective shell 8 can be driven to rotate upwards around the left end under the action of the arranged supporting spring 18, the lower end of the control cabinet 1 is fixedly connected with the base 4, the bottom surface in the base 4 is fixedly connected with the motor 30, the output shaft of the motor 30 is fixedly connected with the bevel gear I29, the bevel gear I29 is in meshing transmission with the bevel gear II 27, the bevel gear II 27 is fixedly connected to the lower side of the rotating shaft 28, and the bevel gear I29 can be driven to rotate through the rotation of the output shaft of the motor 30, the bevel gear I29 and the bevel gear II 27 are in meshed transmission, so that the effect of driving the rotating shaft 28 to rotate is achieved, the upper end of the rotating shaft 28 is movably connected to the lower surface of the control cabinet 1, the lower end of the rotating shaft 28 is movably connected to the bottom surface inside the base 4, the upper side of the rotating shaft 28 is fixedly connected with the rotating blade 33, the base 4 is provided with the filtering window 5 through ventilation openings formed in the front side surface and the rear side surface of the base 4, the left side and the right side of the bottom of the control cabinet 1 are respectively provided with another filtering window 5, the rotating blade 33 can be driven to rotate through rotation of the rotating shaft 28, air circulation inside the control cabinet 1 can be accelerated under mutual matching of the arranged filtering windows 5, so that the device achieves a heat dissipation effect, the hydraulic rods 23 are fixedly connected to the left side and the right side of the lower surface of the control cabinet 1, the support plates 24 are fixedly connected to the lower ends of the two hydraulic rods 23, and the movable wheels 26 are arranged on the front side and the rear sides of the lower surfaces of the two support plates 24, four corners department of base 4 lower surface all sets up the square groove 25 that supplies four to remove wheel 26 to pass, can drive two backup pads 24 through starting two hydraulic stems 23 and remove downwards, and then can drive four respectively and remove wheel 26 and pass four square groove 25 downwards until contacting with ground, this moment can be convenient promote the device and remove, treat that the device drives two backup pads 24 through two hydraulic stems 23 and upwards remove when removing to suitable position, move to base 1 inside until four remove wheel 26, the motion of the device is restricted promptly this moment, the effectual practicality that has increased in the device use, the equal fixedly connected with slider two 32 in both ends around two backup pads 24, four slider two 32 swing joint are inside two spout two 31 that all set up on the inside front and back both sides face of base 4 respectively, can play the motion direction of restriction to backup pad 24 through the mutual cooperation between the slider two 32 that set up and the spout two 31 The device has the advantages that the stability of the support plate 24 in the movement process is increased to a certain degree, the control cabinet 1 is in threaded connection with the transparent protective cover 15 with the upper end provided with the threaded structure through the annular threaded groove formed in the upper surface inside, the illuminating lamp 16 is arranged on the upper surface inside the control cabinet 1, the illuminating lamp 16 is arranged inside the transparent protective cover 15, the illuminating lamp 16 can be protected through the arranged transparent protective cover 15, the transparent protective cover 15 can be conveniently opened through the threaded connection between the transparent protective cover 15 and the control cabinet 1, the illuminating lamp 16 inside the transparent protective cover can be maintained and replaced, the inside of the control cabinet 1 can be illuminated through the arranged illuminating lamp 16, the brightness inside of the control cabinet 1 can be increased, the maintenance of the electric elements inside the transparent protective cover can be conveniently performed, the practicability of the device is further increased, the two concave support blocks 12 are fixedly connected to the left side surface and the right side surface inside the control cabinet 1, the four concave supporting blocks 12 correspond to each other pairwise, the two corresponding concave supporting blocks 12 are respectively movably connected with the electric element mounting plate 13 with jacks arranged on the left and right sides through the pins 14 arranged on the two concave supporting blocks, the electric element mounting plate 13 can be rapidly disassembled and installed through the mutual matching of the arranged pins 14 and the concave supporting blocks 12, the electric element mounting plate 13 can be conveniently mounted on the electric element mounting plate 13 by taking the electric element mounting plate 13 out of the control cabinet 1, so that the mounting and the dismounting of the electric element are simpler, the upper surface in the control cabinet 1 is provided with the storage battery 17, the right side surface of the control cabinet 1 is provided with the control panel 22, the control panel 22 is arranged in the protective shell 8, and the output end of the control panel 22 is respectively electrically connected with the input ends of the motor 30, the hydraulic rod 23 and the illuminating lamp 16, the input end of the control panel 22 is electrically connected with the output end of the storage battery 17, and the control panel 22 can conveniently control the device to be used, so that the operation steps of the device are simplified to a certain extent, and the device is convenient for operators to use.

The method comprises the following operation steps:

s1 when the device is controlled by the control panel 22, firstly, the two pull rods 62 are respectively pulled to the front and rear ends to drive the two convex blocks 64 to be separated from the inside of the slots formed in the triangular blocks 7, at this time, the triangular blocks 7 are not limited, then the lifting plate 21 can be driven to move upwards under the action of the arranged supporting springs 18, further, the protective shell 8 can be driven to rotate upwards around the left end of the protective shell under the mutual cooperation of the arranged rope 9 and the pulley 10, further, the protective shell can be opened, at this time, the control panel 22 can be used, after the use of the control panel 22 is finished, the protective shell 8 can be driven to rotate downwards around the left end of the protective shell, then, the movement of the protective shell 8 is limited through the mutual cooperation between the arranged clamping component 6 and the triangular blocks 7, and at this time, the control panel 22 can be protected, the situation of mistaken touch is prevented;

s2, when the device is required to be moved, the two hydraulic rods 23 are activated by the control panel 22, the two hydraulic rods 23 push the two support plates 24 to move downwards respectively, thereby respectively driving the four moving wheels 26 to downwards pass through the four square grooves 25 until the four moving wheels are contacted with the ground, at the moment, the device can be conveniently pushed to move, when the heat dissipation needs to be carried out on the interior of the device, the motor 30 is started through the arranged control panel 22, the motor 30 can drive the first bevel gear 29 to rotate through the rotation of the output shaft of the motor 30, the first bevel gear 29 is in meshed transmission with the second bevel gear 27, thereby driving the rotating shaft 28 to rotate, the rotating blade 33 can be driven to rotate by the rotation of the rotating shaft 28, and then can accelerate the inside circulation of air of switch board 1 under mutually supporting of a plurality of filter windows 5 that set up to make the device reach radiating effect.

In the description of the present invention, it is to be understood that the indicated orientations or positional relationships are based on the orientations or positional relationships shown in the drawings and are only for convenience in describing the present invention and simplifying the description, but are not intended to indicate or imply that the indicated devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly attached, detachably attached, or integrated; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an electric automatization control cabinet with prevent mistake and touch function, includes switch board (1), its characterized in that: a shielding shed (11) is fixedly connected on the right side surface of the control cabinet (1), a supporting spring (18) is fixedly connected on the upper surface in the shielding shed (11), the lower end of the supporting spring (18) is fixedly connected with the upper surface of the lifting plate (21), the lifting plate (21) is movably connected with a rope (9) through a bolting block fixedly connected with the center of the lower surface, the lower end of the rope (9) passes through the pulley (10) and is movably connected with a protective shell (8) of which the upper end of the right side surface is provided with another bolting block, the protective shell (8) is movably connected on the right side surface of the control cabinet (1) through a hinged seat arranged on the upper side of the left end, a triangular clamping block (7) is fixedly connected with the lower side of the protective shell (8), the triangular clamping block (7) is movably connected with the clamping component (6) through a clamping groove arranged in the triangular clamping block, the clamping component (6) is fixedly connected to the right side face of the control cabinet (1).

2. The electric automation control cabinet with the false touch prevention function according to claim 1, characterized in that: fixedly connected with slider (20) on lifter plate (21) left surface, inside slider (20) swing joint the spout (19) of seting up on switch board (1) right flank, pulley (10) are through the pulley yoke swing joint who sets up on switch board (1) right flank, be provided with chamber door (2) on the switch board (1) front flank, and be provided with the handle on chamber door (2) front flank, inside visible window (3) that is provided with of chamber door (2).

3. The electric automation control cabinet with the false touch prevention function according to claim 1, characterized in that: joint subassembly (6) are including fixed plate (61), fixed plate (61) are provided with two, two equal fixed connection of fixed plate (61) is on switch board (1) right flank, and two fixed plate (6) are located the front and back both sides of triangle-shaped fixture block (7) respectively, two fixed plate (61) all have pull rod (62), two through its inside circular recess swing joint who offers pull rod (62) lean on equal fixedly connected with convex fixture block (64) of near-end relatively, two convex fixture block (64) all with inside triangle-shaped fixture block (7) swing joint who offers the draw-in groove, two all cup jointed spring (63) on pull rod (62).

4. The electric automation control cabinet with the false touch prevention function according to claim 1, characterized in that: the lower end of the control cabinet (1) is fixedly connected with a base (4), a motor (30) is fixedly connected to the bottom surface inside the base (4), a first bevel gear (29) is fixedly connected to an output shaft of the motor (30), the first bevel gear (29) is in meshing transmission with a second bevel gear (27), and the second bevel gear (27) is fixedly connected to the lower side of a rotating shaft (28).

5. The electric automation control cabinet with the false touch prevention function according to claim 4, characterized in that: the upper end swing joint of pivot (28) is on the lower surface of switch board (1), the lower extreme swing joint of pivot (28) is on the inside bottom surface of base (4), the upside fixedly connected with rotating vane (33) of pivot (28), the vent that all seted up on base (4) through its front and back both sides face is provided with filtering window (5), both sides all are provided with another filtering window (5) about switch board (1) bottom.

6. The electric automation control cabinet with the false touch prevention function according to claim 4, characterized in that: the equal fixedly connected with hydraulic stem (23) of switch board (1) lower surface left and right sides, two the equal fixedly connected with backup pad (24) of lower extreme of hydraulic stem (23), two both sides all are provided with around backup pad (24) lower surface and remove wheel (26), base (4) lower surface four corners department all sets up square groove (25) that supply four to remove wheel (26) to pass.

7. The electric automation control cabinet with the false touch prevention function according to claim 6, characterized in that: two equal fixedly connected with slider two (32), four in both ends around backup pad (24) inside two spout two (31) that all seted up on base (4) inside front and back both sides face are divided swing joint to slider two (32), switch board (1) is provided with helicitic texture's transparent protection casing (15) threaded connection through the annular thread groove that inside upper surface was seted up and upper end, switch board (1) inside upper surface is provided with light (16), and light (16) set up inside transparent protection casing (15).

8. The electric automation control cabinet with the false touch prevention function according to claim 1, characterized in that: the control cabinet is characterized in that two concave supporting blocks (12) are fixedly connected to the left side face and the right side face of the interior of the control cabinet (1), the four concave supporting blocks (12) correspond to each other in pairs, the two corresponding concave supporting blocks (12) are respectively movably connected with electrical element mounting plates (13) with jacks formed in the left side and the right side through bolts (14) arranged on the corresponding concave supporting blocks, and a storage battery (17) is arranged on the upper surface of the interior of the control cabinet (1).

9. The electrical automation control cabinet with the false touch prevention function according to claim 8, characterized in that: be provided with control panel (22) on switch board (1) right flank, and control panel (22) set up the inside at protecting sheathing (8), control panel's (22) output is connected with the input electricity of motor (30), hydraulic stem (23) and light (16) respectively, control panel's (22) input is connected with the output electricity of battery (17).