A kind of alarming device for electric power overhaul
Technical field
The present invention relates to a kind of alarming device, more particularly to a kind of alarming device for electric power overhaul.
Background technology
Electric power is the energy using electric energy as power.Invention starts in 19 century 70s, the invention and application of electric power
Second of industrialization climax.Since 18th century of human history, one of scientific and technological revolution three times of world's generation, from this section's technological transformation
The life of people is become.The large-scale electrical power system that 20th century occurred is one of most important achievement in the human engineering history of science,
By generating electricity, transmitting electricity, the power generation and consumption system that power transformation, the link such as distribution and electricity consumption form.It by nature once
The energy changes into electric power by mechanical energy device, then supplies power to each user through transmission of electricity, power transformation and distribution.
During electric power overhaul, for the sake of security, worker typically can place one piece of warning sign in maintenance place.Mesh
Preceding warning sign is fixed during people are warned, and people are relatively difficult to notice so as to easily have an accident,
And warning sign can gentlier be blown over by the wind, economic loss is caused, therefore needs research and development one kind badly during warning, warning sign can
Move up and down, easily come into the picture, and be not easy to be blown over by the wind, the warning for electric power overhaul for reducing economic loss fills
Put.
The content of the invention
(1) technical problems to be solved
The present invention is in order to overcome current warning sign people relatively to be difficult to notice so as to easily have an accident, and police
Show that board can gentlier be blown over by the wind, the shortcomings that causing economic loss, the technical problem to be solved in the present invention is to provide one kind in police
During showing, warning sign can move up and down, and easily come into the picture, and be not easy to be blown over by the wind, and reduce economic loss
Alarming device for electric power overhaul.
(2) technical scheme
In order to solve the above-mentioned technical problem, the invention provides such a alarming device for electric power overhaul, including
There are casing, warning sign, drive device and move up and down device, middle part is provided with drive device in casing, is set among casing inner bottom part
Device is moved up and down, first through hole is provided among casing top, the moving parts for moving up and down device is located in first through hole,
The moving parts for moving up and down device is provided with warning sign, and drive device is with moving up and down device cooperation.
Preferably, drive device includes the first motor, bearing block, rotating shaft and gear, and left surface passes through bolt in casing
The mode of connection is connected with the first motor, and right flank is connected with bearing block, the first motor by bolted connection in casing
At left and right sides of being arranged in a symmetrical manner with bearing block in casing, the bearing in bearing block is connected with rotating shaft by the mode of being full of,
Rotating shaft left end is connected with gear by the output axis connection of shaft coupling and the first motor among rotating shaft by way of key connection.
Preferably, move up and down device and include slide rail, sliding block, rack and elevating lever, pass through spiral shell among casing inner bottom part
Tether the mode connect and be connected with slide rail vertically, slide rail is provided with sliding block, connected by bolted connection on front side of sliding block with teeth
Bar, rack top are connected with elevating lever by bolted connection, and elevating lever is located in first through hole, and elevating lever top passes through
Bolted mode is connected with warning sign, and slide rail, sliding block, rack and elevating lever are respectively positioned on gear rear, and wheel and rack is nibbled
Close.
Preferably, also include the first mobile device, the first mobile device include sleeve, movable block, montant, wheel,
First spring and fixed block, casing outer bottom is symmetrical by bolted connection to be connected with sleeve, is provided with sleeve
Movable block, movable block bottom are connected with montant by bolted connection, and montant bottom connects by bolted connection
There is a wheel, be connected with the first spring in movable block top and sleeve between bottom, bottom is symmetrical in sleeve passes through bolt
The mode of connection is connected with fixed block, and sleeve slides up and down cooperation with movable block.
Preferably, counter weight device is also included, counter weight device includes ballast box, case lid, balancing weight and handle, outside casing
There is ballast box two sides bottom by symmetrical mode with bolt connection, is connected at the top of ballast box by way of bearing pin connection
Case lid is connected to, case lid is provided with balancing weight towards external-open, ballast box inner bottom part, and balancing weight top is connected with by bolted connection
Handle.
Preferably, second spring, travel switch, fixed plate and movable plate are also included, slide rail right flank is symmetrical above and below
Fixed plate is connected with by bolted connection, and second spring, the inner connection of second spring are connected with fixed plate medial surface
Have travel switch, sliding block right flank is connected with movable plate by bolted connection, movable plate between two travel switches,
Travel switch has circuit to be connected with the first motor.
Preferably, cylinder and rubber slab are also included, left and right is right by bolted connection for the outer left and right sides of casing
What is claimed is provided with cylinder, and cylinder is located at counterweight lower box part, and the expansion link lower end of cylinder has been connected by screw rubber slab.
Preferably, handle is also included, case lid top is connected with handle by bolted connection, and handle is located at casing
Both sides.
Preferably, in addition to rubber sleeve, rubber sleeve, rubber are bonded by way of glue bonding among handle top
Set will be fully wrapped around among handle top.
Operation principle:When operating personnel use of the invention, the present invention is placed on the place for needing to be warned by operating personnel,
Start drive device, drive device driving moves up and down device and moved up and down, and the moving parts for moving up and down device drives warning
Board moves up and down, and to have the function that warning, so as to attract much attention, reduces the generation of peril.Use
Bi Hou, close drive device.
Because drive device includes the first motor, bearing block, rotating shaft and gear, left surface is bolted in casing
Mode be connected with the first motor, right flank is connected with bearing block, the first motor and axle by bolted connection in casing
At left and right sides of bearing is arranged in casing in a symmetrical manner, the bearing in bearing block is connected with rotating shaft, rotating shaft by the mode of being full of
Left end is connected with gear by the output axis connection of shaft coupling and the first motor among rotating shaft by way of key connection, so
Operating personnel start the first motor positive and negative alternate and rotated, and the first motor positive and negative alternate, which rotates, will drive rotating shaft positive and negative alternate to turn
Dynamic, rotating shaft positive and negative alternate, which rotates, has just driven the gear positive and negative alternate in rotating shaft to rotate, and gear positive and negative alternate, which rotates, just to be driven
The moving parts moved up and down on device moves up and down.
Because moving up and down device includes slide rail, sliding block, rack and elevating lever, connected among casing inner bottom part by bolt
The mode connect is connected with slide rail vertically, and slide rail is provided with sliding block, rack, tooth are connected with by bolted connection on front side of sliding block
Bar top is connected with elevating lever by bolted connection, and elevating lever is located in first through hole, and elevating lever top passes through bolt
The mode of connection is connected with warning sign, and slide rail, sliding block, rack and elevating lever are respectively positioned on gear rear, wheel and rack engagement, institute
Being rotated with gear positive and negative alternate has just driven rack to move up and down, and sliding block is moved up and down on slide rail and play the guiding role, on rack
Lower movement has just driven the elevating lever on rack to move up and down, and the elevating lever on rack moves up and down the police just driven on drop bar
Show that board moves up and down, serve the effect of warning.
Because also including the first mobile device, the first mobile device includes sleeve, movable block, montant, wheel, first
Spring and fixed block, casing outer bottom is symmetrical by bolted connection to be connected with sleeve, and activity is provided with sleeve
Block, movable block bottom are connected with montant by bolted connection, and montant bottom is connected with wheel by bolted connection
Son, the first spring is connected with movable block top and sleeve between bottom, left and right sides bottom is symmetrical logical in sleeve
Cross bolted mode and be connected with fixed block, sleeve slides up and down cooperation with movable block, so when the present invention will be in bumps not
When traveling on flat road surface, under the active force of movable block and the first spring of sleeve, the present invention can be because the first spring
It will not be rocked under cushioning effect because of jolting very much, will not also damage the part of inside, fixed block has blocked movable block toward moving down
Dynamic amplitude, will not fall off sleeve.
Because also including counter weight device, counter weight device includes ballast box, case lid, balancing weight and handle, and casing is outer left
There is ballast box right two sides bottom by symmetrical mode with bolt connection, and ballast box is connected by way of bearing pin connection
There is case lid, case lid is provided with balancing weight towards external-open, ballast box inner bottom part, and balancing weight top is connected with by bolted connection to be carried
Hand, so when using of the invention in the case that condition is relatively more severe, operating personnel can open case lid, by balancing weight
Handle toward balancing weight is put into inside ballast box, for present invention increase weight, make the center of gravity of the present invention on the lower side, enhance the present invention
Stability.When needing the position of the mobile present invention, operating personnel open case lid, balancing weight are proposed by handle, Ran Houguan
The i.e. removable present invention of closed box lid.
Because also including second spring, travel switch, fixed plate and movable plate, slide rail right flank is symmetrical above and below to be passed through
Bolted mode is connected with fixed plate, and second spring is connected with fixed plate medial surface, and second spring the inner is connected with row
Cheng Kaiguan, sliding block right flank are connected with movable plate by bolted connection, and movable plate is between two travel switches, stroke
Switch has circuit to be connected with the first motor, so sliding block up moves when the first motor rotates forward, sliding block is up mobile to encounter top
Travel switch after, the first motor reversal, sliding block will move down, sliding block moves down encounter lower section travel switch after, the
One motor rotates forward, and so repeatedly, ceaselessly positive and negative alternate rotates the first motor so that present invention operation is more convenient, improves
The operating efficiency of the present invention.
Because also including cylinder and rubber slab, the outer left and right sides of casing are symmetrical by bolted connection
Provided with cylinder, cylinder is located at counterweight lower box part, and the expansion link lower end of cylinder has been connected by screw rubber slab, so as the present invention
After being placed on smooth position, operating personnel start the expansion link elongation of cylinder, and expansion link elongation has just driven rubber slab down
Mobile, the wheel that moves down always will depart from ground, and rubber slab has just supported the present invention;Grasped when moving the present invention
The expansion link for making personnel control cylinder shortens, and expansion link, which shortens, has just driven rubber slab up to move, and rubber slab up moves one
Wheel will land after segment distance, at this moment stop cylinder and shorten, operating personnel can promote the present invention.
Because also including handle, case lid top is connected with handle by bolted connection, and handle is located at casing two
Side, so operating personnel need to only hold hand above handle when opening case lid, up handle can open case lid, lead to
It is more laborsaving to cross handle opening case lid, it is convenient.
Because also including rubber sleeve, rubber sleeve, rubber sleeve are bonded by way of glue bonding among handle top
Will be fully wrapped around among handle top, so while rubber sleeve soft texture, when operating personnel open chamber door by handle
Hand holds rubber sleeve feel can be more comfortable.
(3) beneficial effect
The first mobile device that the present invention is provided with, it is convenient to promote the present invention, it is additionally provided with counter weight device so that the present invention is more
Add stabilization, increase have travel switch so that the present invention operation it is easier, reached during warning, warning sign can on
Lower movement, easily comes into the picture, and is not easy to be blown over by the wind, and reduces the effect of economic loss.
Brief description of the drawings
Fig. 1 is the first main structure diagram of the present invention.
Fig. 2 is the main structure diagram that the present invention moves up and down device.
Fig. 3 is second of main structure diagram of the present invention.
Fig. 4 is the schematic cross-sectional view of the first mobile device of the invention.
Fig. 5 is the third main structure diagram of the present invention.
Fig. 6 is the first main structure diagram of counter weight device of the present invention.
Fig. 7 is the 4th kind of main structure diagram of the present invention.
Fig. 8 is the 5th kind of main structure diagram of the present invention.
Fig. 9 is second of main structure diagram of counter weight device of the present invention.
Mark in accompanying drawing for:1- casings, 2- warning signs, 3- first through hole, 4- drive devices, 5- move up and down device,
The motors of 41- first, 42- bearing blocks, 43- rotating shafts, 44- gears, 51- slide rails, 52- sliding blocks, 53- racks, 54- elevating levers, 6-
One mobile device, 7- counter weight devices, 61- sleeves, 62- movable blocks, 63- montants, 64- wheels, the springs of 65- first, 66- are fixed
Block, 71- ballast boxes, 72- case lids, 73- balancing weights, 74- handles, 8- second springs, 9- travel switches, 10- fixed plates, 11- are moved
Dynamic plate, 12- cylinders, 13- rubber slabs, 14- handles, 15- rubber sleeves.
Embodiment
The present invention is further illustrated with reference to the accompanying drawings and examples.
Embodiment 1
A kind of alarming device for electric power overhaul, as shown in figs 1-9, include casing 1, warning sign 2, drive device 4
With move up and down device 5, middle part is provided with drive device 4 in casing 1, provided with moving up and down device 5, case among the inner bottom part of casing 1
The crown center of body 1 is provided with first through hole 3, and the moving parts for moving up and down device 5 is located in first through hole 3, moves up and down device 5
Moving parts be provided with warning sign 2, drive device 4 coordinates with moving up and down device 5.
Embodiment 2
A kind of alarming device for electric power overhaul, as shown in figs 1-9, include casing 1, warning sign 2, drive device 4
With move up and down device 5, middle part is provided with drive device 4 in casing 1, provided with moving up and down device 5, case among the inner bottom part of casing 1
The crown center of body 1 is provided with first through hole 3, and the moving parts for moving up and down device 5 is located in first through hole 3, moves up and down device 5
Moving parts be provided with warning sign 2, drive device 4 coordinates with moving up and down device 5.
Drive device 4 includes the first motor 41, bearing block 42, rotating shaft 43 and gear 44, and left surface passes through spiral shell in casing 1
Tethering the mode connect and be connected with the first motor 41, right flank is connected with bearing block 42 by bolted connection in casing 1, the
At left and right sides of one motor 41 is arranged in casing 1 in a symmetrical manner with bearing block 42, the bearing in bearing block 42 passes through the side of being full of
Formula is connected with rotating shaft 43, and the left end of rotating shaft 43 passes through key by the output axis connection of shaft coupling and the first motor 41 among rotating shaft 43
The mode of connection is connected with gear 44.
Embodiment 3
A kind of alarming device for electric power overhaul, as shown in figs 1-9, include casing 1, warning sign 2, drive device 4
With move up and down device 5, middle part is provided with drive device 4 in casing 1, provided with moving up and down device 5, case among the inner bottom part of casing 1
The crown center of body 1 is provided with first through hole 3, and the moving parts for moving up and down device 5 is located in first through hole 3, moves up and down device 5
Moving parts be provided with warning sign 2, drive device 4 coordinates with moving up and down device 5.
Drive device 4 includes the first motor 41, bearing block 42, rotating shaft 43 and gear 44, and left surface passes through spiral shell in casing 1
Tethering the mode connect and be connected with the first motor 41, right flank is connected with bearing block 42 by bolted connection in casing 1, the
At left and right sides of one motor 41 is arranged in casing 1 in a symmetrical manner with bearing block 42, the bearing in bearing block 42 passes through the side of being full of
Formula is connected with rotating shaft 43, and the left end of rotating shaft 43 passes through key by the output axis connection of shaft coupling and the first motor 41 among rotating shaft 43
The mode of connection is connected with gear 44.
Move up and down device 5 and include slide rail 51, sliding block 52, rack 53 and elevating lever 54, pass through among the inner bottom part of casing 1
Bolted mode is connected with slide rail 51 vertically, and slide rail 51 is provided with sliding block 52, the side that the front side of sliding block 52 is bolted
Formula is connected with rack 53, and the top of rack 53 is connected with elevating lever 54 by bolted connection, and elevating lever 54 is logical positioned at first
In hole 3, the top of elevating lever 54 is connected with warning sign 2, slide rail 51, sliding block 52, rack 53 and lifting by bolted connection
Bar 54 is respectively positioned on the rear of gear 44, and gear 44 engages with rack 53.
Embodiment 4
A kind of alarming device for electric power overhaul, as shown in figs 1-9, include casing 1, warning sign 2, drive device 4
With move up and down device 5, middle part is provided with drive device 4 in casing 1, provided with moving up and down device 5, case among the inner bottom part of casing 1
The crown center of body 1 is provided with first through hole 3, and the moving parts for moving up and down device 5 is located in first through hole 3, moves up and down device 5
Moving parts be provided with warning sign 2, drive device 4 coordinates with moving up and down device 5.
Drive device 4 includes the first motor 41, bearing block 42, rotating shaft 43 and gear 44, and left surface passes through spiral shell in casing 1
Tethering the mode connect and be connected with the first motor 41, right flank is connected with bearing block 42 by bolted connection in casing 1, the
At left and right sides of one motor 41 is arranged in casing 1 in a symmetrical manner with bearing block 42, the bearing in bearing block 42 passes through the side of being full of
Formula is connected with rotating shaft 43, and the left end of rotating shaft 43 passes through key by the output axis connection of shaft coupling and the first motor 41 among rotating shaft 43
The mode of connection is connected with gear 44.
Move up and down device 5 and include slide rail 51, sliding block 52, rack 53 and elevating lever 54, pass through among the inner bottom part of casing 1
Bolted mode is connected with slide rail 51 vertically, and slide rail 51 is provided with sliding block 52, the side that the front side of sliding block 52 is bolted
Formula is connected with rack 53, and the top of rack 53 is connected with elevating lever 54 by bolted connection, and elevating lever 54 is logical positioned at first
In hole 3, the top of elevating lever 54 is connected with warning sign 2, slide rail 51, sliding block 52, rack 53 and lifting by bolted connection
Bar 54 is respectively positioned on the rear of gear 44, and gear 44 engages with rack 53.
Also include the first mobile device 6, the first mobile device 6 includes sleeve 61, movable block 62, montant 63, wheel
64th, the first spring 65 and fixed block 66, the outer bottom of casing 1 is symmetrical by bolted connection to be connected with sleeve 61,
Movable block 62 is provided with sleeve 61, the bottom of movable block 62 is connected with montant 63 by bolted connection, and the bottom of montant 63 leads to
Cross bolted mode and be connected with wheel 64, the first spring 65 is connected between bottom in the top of movable block 62 and sleeve 61,
Bottom is symmetrical in sleeve 61 is connected with fixed block 66 by bolted connection, and sleeve 61 on movable block 62 with gliding
It is dynamic to coordinate.
Also include counter weight device 7, counter weight device 7 includes ballast box 71, case lid 72, balancing weight 73 and handle 74, case
There is ballast box 71 the outer two sides bottom of body 1 by symmetrical mode with bolt connection, and the top of ballast box 71 is connected by bearing pin
The mode connect is connected with case lid 72, and case lid 72 is provided with balancing weight 73 towards external-open, the inner bottom part of ballast box 71, and the top of balancing weight 73 passes through
Bolted mode is connected with handle 74.
Also include second spring 8, travel switch 9, fixed plate 10 and movable plate 11, the right flank of slide rail 51 is symmetrical above and below
Fixed plate 10 is connected with by bolted connection, is connected with second spring 8 on the medial surface of fixed plate 10, in second spring 8
End is connected with travel switch 9, and the right flank of sliding block 52 is connected with movable plate 11 by bolted connection, and movable plate 11 is located at two
Between travel switch 9, travel switch 9 has circuit to be connected with the first motor 41.
Also include cylinder 12 and rubber slab 13,1 outer left and right sides of casing are symmetrical by bolted connection
Be provided with cylinder 12, cylinder 12 is located at the bottom of ballast box 71, and the expansion link lower end of cylinder 12 has been connected by screw rubber slab 13.
Also include handle 14, the top of case lid 72 is connected with handle 14 by bolted connection, and handle 14 is located at case
The both sides of body 1.
Also include rubber sleeve 15, the crown center of handle 14 bonds rubber sleeve 15, rubber by way of glue bonding
Set 15 is fully wrapped around by the crown center of handle 14.
Operation principle:When operating personnel use of the invention, the present invention is placed on the place for needing to be warned by operating personnel,
Start drive device 4, the driving of drive device 4 moves up and down device 5 and moved up and down, and the moving parts for moving up and down device 5 drives
Warning sign 2 moves up and down, and to have the function that warning, so as to attract much attention, reduces the generation of peril.Make
After, drive device 4 is closed.
Because drive device 4 includes the first motor 41, bearing block 42, rotating shaft 43 and gear 44, left surface leads in casing 1
Cross bolted mode and be connected with the first motor 41, right flank is connected with bearing block by bolted connection in casing 1
42, bearing of first motor 41 with bearing block 42 in a symmetrical manner in the interior left and right sides of casing 1, bearing block 42 passes through
The mode of being full of is connected with rotating shaft 43, and by the output axis connection of shaft coupling and the first motor 41, the centre of rotating shaft 43 leads to the left end of rotating shaft 43
The mode for crossing key connection is connected with gear 44, so operating personnel start the positive and negative alternate of the first motor 41 and rotated, the first motor 41
Positive and negative alternate, which rotates, will drive the positive and negative alternate of rotating shaft 43 to rotate, and the positive and negative alternate of rotating shaft 43 rotates the tooth just driven in rotating shaft 43
The rotation of 44 positive and negative alternates is taken turns, the positive and negative alternate of gear 44, which rotates, has just driven the moving parts moved up and down on device 5 to move up and down.
Because moving up and down device 5 includes slide rail 51, sliding block 52, rack 53 and elevating lever 54, among the inner bottom part of casing 1
It is connected with slide rail 51 vertically by bolted connection, slide rail 51 is provided with sliding block 52, and the front side of sliding block 52 is bolted
Mode be connected with rack 53, the top of rack 53 is connected with elevating lever 54 by bolted connection, and elevating lever 54 is positioned at the
In one through hole 3, the top of elevating lever 54 is connected with warning sign 2, slide rail 51, sliding block 52, the and of rack 53 by bolted connection
Elevating lever 54 is respectively positioned on the rear of gear 44, and gear 44 engages with rack 53, so the positive and negative alternate of gear 44, which rotates, has just driven tooth
Bar 53 is moved up and down, and sliding block 52 is moved up and down on slide rail 51 and play the guiding role, and rack 53, which moves up and down, has just driven rack 53
On elevating lever 54 move up and down, the elevating lever 54 on rack 53 move up and down just driven drop bar on warning sign 2 on moves down
It is dynamic, serve the effect of warning.
Because also including the first mobile device 6, the first mobile device 6 include sleeve 61, movable block 62, montant 63,
Wheel 64, the first spring 65 and fixed block 66, the outer bottom of casing 1 is symmetrical by bolted connection to be connected with sleeve
61, sleeve 61 is interior to be provided with movable block 62, and the bottom of movable block 62 is connected with montant 63, the bottom of montant 63 by bolted connection
It is connected with wheel 64 by bolted connection, the first spring is connected between bottom in the top of movable block 62 and sleeve 61
65, left and right sides bottom is symmetrical in sleeve 61 is connected with fixed block 66 by bolted connection, sleeve 61 with
Movable block 62 slides up and down cooperation, so when the present invention will advance on rough road surface, movable block 62 with
Under the active force of first spring 65 of sleeve 61, the present invention can because under the cushioning effect of the first spring 65 will not because of jolting very much and
Rock, will not also damage the part of inside, fixed block 66 has blocked the amplitude that movable block 62 moves down, will not fall off sleeve
61。
Because also including counter weight device 7, counter weight device 7 includes ballast box 71, case lid 72, balancing weight 73 and handle
74, there is ballast box 71 the outer left and right sides bottom of casing 1 by symmetrical mode with bolt connection, and ballast box 71 passes through pin
The mode of axis connection is connected with case lid 72, and case lid 72 is provided with balancing weight 73, the top of balancing weight 73 towards external-open, the inner bottom part of ballast box 71
Handle 74 is connected with by bolted connection, so when using of the invention in the case that condition is relatively more severe, behaviour
Case lid 72 can be opened by making personnel, balancing weight 73 is put into toward the inside of ballast box 71 by the handle 74 on balancing weight 73, for the present invention
Increase weight, make the center of gravity of the present invention on the lower side, enhance the stability of the present invention.When needing the position of the mobile present invention, operation
Personnel open case lid 72, and balancing weight 73 is proposed by handle 74, are then shut off the i.e. removable present invention of case lid 72.
It is right above and below the right flank of slide rail 51 because also including second spring 8, travel switch 9, fixed plate 10 and movable plate 11
What is claimed is connected with fixed plate 10 by bolted connection, and second spring 8, second spring are connected with the medial surface of fixed plate 10
8 the inners are connected with travel switch 9, and the right flank of sliding block 52 is connected with movable plate 11, movable plate 11 by bolted connection
Between two travel switches 9, travel switch 9 has circuit to be connected with the first motor 41, so sliding block 52 when the first motor 41 rotates forward
Up move, after sliding block 52 up moves the travel switch 9 for encountering top, the first motor 41 inverts, and sliding block 52 past will move down
It is dynamic, sliding block 52 moves down encounter lower section travel switch 9 after, the first motor 41 rotates forward, and so repeatedly, the first motor 41 is ceaselessly
Positive and negative alternate rotates so that present invention operation is more convenient, improves the operating efficiency of the present invention.
Because also including cylinder 12 and rubber slab 13,1 outer left and right sides of casing by bolted connection left and right
Cylinder 12 symmetrically is provided with, cylinder 12 is located at the bottom of ballast box 71, and the expansion link lower end of cylinder 12 has been connected by screw rubber
Plate 13, so after the present invention is placed on smooth position, operating personnel start the expansion link elongation of cylinder 12, expansion link elongation
With regard to having driven rubber slab 13 to move down, the wheel 64 that moves down always will depart from ground, and rubber slab 13 has just supported this
Invention;Operating personnel control the expansion link of cylinder 12 to shorten when moving the present invention, and expansion link, which shortens, has just driven rubber
Plate 13 up moves, and wheel 64 will land after rubber slab 13 up moves a segment distance, at this moment stops cylinder 12 and shortens, operates
Personnel can promote the present invention.
Because also including handle 14, the top of case lid 72 is connected with handle 14, handle 14 by bolted connection
In the both sides of casing 1, so operating personnel need to only hold hand above handle 14 when opening case lid 72, up handle 14 is just
Case lid 72 can be opened, it is more laborsaving by the opening case lid 72 of handle 14, it is convenient.
Because also including rubber sleeve 15, the crown center of handle 14 bonds rubber sleeve 15 by way of glue bonding,
Rubber sleeve 15 is fully wrapped around by the crown center of handle 14, so while the soft texture of rubber sleeve 15, operating personnel pass through handle 14
Open chamber door when hand hold the feel of rubber sleeve 15 can be more comfortable.
Embodiment described above only expresses the preferred embodiment of the present invention, and its description is more specific and detailed, but simultaneously
Therefore the limitation to the scope of the claims of the present invention can not be interpreted as.It should be pointed out that for one of ordinary skill in the art
For, without departing from the inventive concept of the premise, some deformations can also be made, improves and substitutes, these belong to this hair
Bright protection domain.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.