CN105752880B - A kind of double scissor-like jacks of load-bearing - Google Patents
A kind of double scissor-like jacks of load-bearing Download PDFInfo
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- CN105752880B CN105752880B CN201610227369.5A CN201610227369A CN105752880B CN 105752880 B CN105752880 B CN 105752880B CN 201610227369 A CN201610227369 A CN 201610227369A CN 105752880 B CN105752880 B CN 105752880B
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- hole
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- 230000008878 coupling Effects 0.000 claims abstract description 28
- 238000010168 coupling process Methods 0.000 claims abstract description 28
- 238000005859 coupling reaction Methods 0.000 claims abstract description 28
- 238000007789 sealing Methods 0.000 claims description 18
- 230000003287 optical effect Effects 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 2
- 238000005457 optimization Methods 0.000 description 8
- 238000010276 construction Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
- 238000007792 addition Methods 0.000 description 1
- 230000000881 depressing effect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000007723 transport mechanism Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/06—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement
- B66F7/065—Scissor linkages, i.e. X-configuration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/06—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement
- B66F7/0608—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement driven by screw or spindle
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Manipulator (AREA)
Abstract
The present invention relates to a kind of jack to be exerted a force more specifically to a kind of double scissor-like jacks of load-bearing using crank, and using gear drive and commutation, crank can drive two width scissor jacks while lift, and bearing is good and balance is high.Support arm I and support arm II is connected to the upper and lower ends of articulated joint I, and the upper end of support arm I is connected on connection sheet I, and the lower end of support arm II is connected on connection sheet II.Support arm IV and support arm III is connected to the upper and lower ends of articulated joint II, and the upper end of support arm IV is connected on connection sheet I, and the lower end of support arm III is connected on connection sheet II.Gear-box I is connected with articulated joint I, and bevel gear I is located in gear-box I, and bevel gear II is connected across articulated joint I with bevel gear I.Axis I is connected across gear-box I with one end of shaft coupling II, and the other end of shaft coupling II is connected with one end of connecting shaft, and the other end of connecting shaft is connected with shaft coupling I, and shaft coupling I is connected with one end of axis II.
Description
Technical field
The invention mainly relates to a kind of jack, more specifically to a kind of double scissor-like jacks of load-bearing.
Background technology
Jack is an ancillary equipment being often used in engineering construction or in instrument repair.Current is very heavy
Two kinds of mechanic jacks and hydraulic jack are substantially divided in top.The general load-bearing of hydraulic jack is larger, but hydraulic jack roof construction
Complex and high cost, volume is big, and application is inconvenient.The general small volume of mechanic jacks, but support force is accordingly also small.Than
Such as in engineering construction, either assembling or repair instrument or support weight is required for the participation of jack, and in engineering
Load-bearing of constructing it is general it is big, terrain environment is complicated, this requires as far as possible with structure is relatively simple, small volume and can support as far as possible
The jack of big weight.
Invention content
The invention mainly solves the technical problem of providing a kind of double scissor-like jacks of load-bearing, are exerted a force using crank, profit
With gear drive and commutation, crank can drive two width scissor jacks while lift, and bearing is good and balance is high.
In order to solve the above technical problems, the present invention relates to a kind of jack, more specifically to a kind of load-bearing double shear
Formula jack, including support plate, connection sheet I, support arm I, bearing rod I, articulated joint I, gear-box I, gear-box II, shaft coupling I,
Crank, connecting shaft, shaft coupling II, support arm II, connection sheet II, support arm III, support arm IV, bearing rod II, threaded rod and hinge
Connector II, is exerted a force using crank, and using gear drive and commutation, crank can drive two width scissor jacks while lift, load-bearing
Property good and balance it is high.
Support arm I and support arm II is connected to the upper and lower ends of articulated joint I, and the upper end of support arm I is connected to connection
On piece I, the lower end of support arm II is connected on connection sheet II.Support arm IV and support arm III are connected to articulated joint II's
The upper end of upper and lower ends, support arm IV is connected on connection sheet I, and the lower end of support arm III is connected on connection sheet II.Bearing rod
The upper end of I is flexibly connected with slideway I, and the lower end of bearing rod I is connected with support arm I, and slideway I is fixed on the lower surface of support plate.
The upper end of bearing rod II is flexibly connected with slideway II, and the lower end of bearing rod II is connected with support arm IV, and slideway II is fixed on support
The lower surface of plate.Gear-box I is connected with articulated joint I, and bevel gear I is located in gear-box I, bevel gear II across articulated joint I and with
Bevel gear I is connected.Axis I is connected across gear-box I with one end of shaft coupling II, the other end and connecting shaft of shaft coupling II
One end be connected, the other end of connecting shaft is connected with shaft coupling I, and shaft coupling I is connected with one end of axis II, and the other end of axis II is worn
It crosses gear-box II and is connected with crank.
A kind of load-bearing of the invention is pacified on the gear-box I described in double scissor-like jacks as a further optimization of the solution,
Equipped with axis I, bearing cap I, bearing sleeve I, adjusting gasket I, sealing ring I, bearing I, sleeve I, bevel gear I and key I, sealing ring I
It is sleeved on axis I, adjusting gasket I is fixed between bearing sleeve I and the side wall of gear-box I, bearing cap I and bearing sleeve I's
Side wall is connected, and bearing I is sleeved on the axis I and outer ring of bearing I and the inner wall of bearing sleeve I is connected, the upper end of key I and cone
Gear I is matched, and the lower end of key I is matched with axis I.
Bearing cap I, bearing of a kind of load-bearing of the invention described in double scissor-like jacks as a further optimization of the solution,
It is respectively symmetrically installed there are two sleeve I, adjusting gasket I, sealing ring I, bearing I, sleeve I are each and about bevel gear I.
A kind of load-bearing of the invention is pacified on the articulated joint I described in double scissor-like jacks as a further optimization of the solution,
Equipped with threaded rod, bearing cap II, bearing sleeve II, adjusting gasket II, sealing ring II, bearing I I, bevel gear II and key II, sealing
Circle II is sleeved on threaded rod, and adjusting gasket II is fixed between bearing sleeve II and the side wall of articulated joint I, bearing cap II and axis
The side wall of bearing sleeve cylinder II is connected, and bearing I I is sleeved on the threaded rod and outer ring of bearing I I and the inner wall cooperation of bearing sleeve II connects
It connects, the upper end of key II is matched with bevel gear II, and the lower end of key II is matched with threaded rod.
A kind of load-bearing of the invention as a further optimization of the solution, is with threaded rod one end described in double scissor-like jacks
Optical axis, there is multi-diameter shaft I, multi-diameter shaft II, multi-diameter shaft III, multi-diameter shaft IV on optical axis, bearing I I there are two and two bearing I I about
III is symmetrically installed.
A kind of load-bearing of the invention has on the articulated joint I described in double scissor-like jacks as a further optimization of the solution,
Hinged block, connecting plate, bumping post and gear hole I have hinge hole, threaded hole I and threaded hole II to be all located at hinged block on hinged block
Side and threaded hole II are located at the outer ring of threaded hole I, and connecting plate, which is located on the other side of hinged block and the quadrangle of connecting plate, four
A through-hole I, bumping post there are four and four bumping posts be distributed in four angles of connecting plate, gear hole I is through-hole and gear hole I penetrates hinge
Connect block and connecting plate.
A kind of load-bearing of the invention has on the gear-box I described in double scissor-like jacks as a further optimization of the solution,
Through-hole II, bumping post hole, gear hole II, gear hole III, threaded hole III and threaded hole IV, there are four through-hole II and four through-hole II
It is distributed on the angle of side four of gear-box I, there are four bumping post holes and four bumping post pore size distributions are at the angle of the side of gear-box I four
On, gear hole II is located at the side of gear-box I, and gear hole III is penetrated in the front and back of gear-box I and gear hole III
The center line of line and gear hole II is mutually perpendicular to traffic, threaded hole III and the port of threaded hole IV and the port of gear hole III same
On one side.
The bumping post described in double scissor-like jacks and bumping post hole are used in a kind of load-bearing of the invention as a further optimization of the solution,
It is connected.
Slideway I and slideway of a kind of load-bearing of the invention described in double scissor-like jacks as a further optimization of the solution,
II is welded to connect with support plate.
A kind of load-bearing of the present invention is with the advantageous effect of pair scissor-like jacks：Inner space is adjustable, and has and prevent electromagnetism
The ability of interference, thermal diffusivity are good.
Description of the drawings
A kind of load-bearing of the present invention is made with double scissor-like jacks with specific implementation method below in conjunction with the accompanying drawings further detailed
Explanation.
Fig. 1 is a kind of structural schematic diagram of the load-bearing of the present invention with double scissor-like jacks.
Fig. 2 is a kind of perspective view of the load-bearing of the present invention with double scissor-like jacks.
Fig. 3 is a kind of second perspective view of the load-bearing of the present invention with double scissor-like jacks.
Fig. 4 is a kind of inner mounting structure schematic diagram of the load-bearing of the present invention with the gear-box I 6 of double scissor-like jacks.
Fig. 5 is a kind of inner mounting structure schematic diagram of the load-bearing of the present invention with the gear-box II 7 of double scissor-like jacks.
Fig. 6 is a kind of structural representation of articulated joint I 5 and gear-box I 6 connection of the load-bearing of the present invention with double scissor-like jacks
Figure.
Fig. 7 is a kind of side view of the load-bearing of the present invention with the articulated joint I 5 of double scissor-like jacks.
Fig. 8 is the left view of Fig. 7.
Fig. 9 is a kind of side view of the load-bearing of the present invention with the gear-box I 6 of double scissor-like jacks.
Figure 10 is the left view of Fig. 9.
Figure 11 is the connection structure signal of a kind of load-bearing of the present invention bearing rod I 4 and slideway I 19 of double scissor-like jacks
Figure.
Figure 12 is the connection structure signal of the bearing rod I 4 and roller 39 of a kind of double scissor-like jacks of load-bearing of the present invention
Figure.
In figure：Support plate 1；Connection sheet I 2；Support arm I 3；Engaging lug I 3-1；Bearing rod I 4；Articulated joint I 5；It is hinged
Block 5-1；Hinge hole 5-1-1；Threaded hole I 5-1-2；Threaded hole II 5-1-3；Connecting plate 5-2；Through-hole I 5-2-1；Bumping post 5-3；
Gear hole I 5-4；Gear-box I 6；Through-hole II 6-1；Bumping post hole 6-2；Gear hole II 6-3；Gear hole III 6-4；Threaded hole
III 6-5；Threaded hole IV 6-6；Gear-box II 7；Shaft coupling I 8；Crank 9；Connecting shaft 10；Shaft coupling II 11；Support arm II
12；Connection sheet II 13；Support arm III 14；Support arm IV 15；Engaging lug II 15-1；Bearing rod II 16；Threaded rod 17；Light
Axis 17-1；Multi-diameter shaft I 17-1-1；Multi-diameter shaft II 17-1-2；Multi-diameter shaft III 17-1-3；Multi-diameter shaft IV 17-1-4；Articulated joint
II 18；Slideway I 19；Slideway II 20；Axis I 21；Ladder shaft part I 21-1；Ladder shaft part II 21-2；Ladder shaft part III
21-3；Ladder shaft part IV 21-4；Ladder shaft part V 21-5；Bearing cap I 22；Bearing sleeve I 23；Adjusting gasket I 24；Sealing
Enclose I 25；Bearing I 26；Sleeve I 27；Bevel gear I 28；Key I 29；Bearing cap II 30；Bearing sleeve II 31；Adjusting gasket
II 32；Sealing ring II 33；Bearing I I 34；Bevel gear II 35；Key II 36；Bolt 37；Axis II 38；Roller 39.
Specific implementation mode
Specific implementation mode one：
Illustrate present embodiment with reference to Fig. 1,2,3, the present invention relates to a kind of jack, more specifically to one kind
Load-bearing double scissor-like jacks, including support plate 1, connection sheet I 2, support arm I 3, bearing rod I 4, articulated joint I 5, gear-box
I 6, gear-box II 7, shaft coupling I 8, crank 9, connecting shaft 10, shaft coupling II 11, support arm II 12, connection sheet II 13,
Support arm III 14, support arm IV 15, bearing rod II 16, threaded rod 17 and articulated joint II 18, are exerted a force using crank, are utilized
Gear drive and commutation, crank can drive two width scissor jacks while lift, and bearing is good and balance is high.
Support arm I 3 and support arm II 12 is connected to the upper and lower ends of articulated joint I 5, and the upper end of support arm I 3 connects
It is connected on connection sheet I 2, the lower end of support arm II 12 is connected on connection sheet II 13.Support arm IV 15 and support arm III
14 are connected to the upper and lower ends of articulated joint II 18, and the upper end of support arm IV 15 is connected on connection sheet I 2, support arm
The lower end of III 14 is connected on connection sheet II 13.Support arm I 3 and support arm II 12 is separately connected hinged with articulated joint I 5
Connection, hinge hole 5-1-1 there are two and two hinge hole 5-1-1 be located at the upper and lower ends of hinged block 5-1, hinge bar passes through
Upper end hinge hole 5-1-1 and support arm I 3 is connected on articulated joint I 5, hinge bar across lower end hinge hole 5-1-1 and will branch
Brace II 12 is connected on articulated joint I 5.Support arm III 14 and support arm IV 15 and articulated joint II 18 is articulated and connected.Branch
Brace I 3, support arm II 12, support arm III 14 and support arm IV 15 are combined into a scissors support construction, threaded rod 17
It is threadedly coupled with articulated joint II 18, articulated joint II 18 is driven when threaded rod 17 rotates, and threadingly bar 17 moves along a straight line, and then makes
The angle obtained between support arm I 3, support arm II 12, support arm III 14 and support arm IV 15 changes, and then drives support
Plate 1 lifts, and achievees the purpose that supporting heavy.
Specific implementation mode two：
Illustrate that present embodiment, the upper end of bearing rod I 4 are flexibly connected with slideway I 19, hold with reference to Fig. 1,10,11
The lower end of power bar I 4 is connected with support arm I 3, and slideway I 19 is fixed on the lower surface of support plate 1.The upper end of bearing rod II 16
It is flexibly connected with slideway II 20, the lower end of bearing rod II 16 is connected with support arm IV 15, bearing rod II 16 and engaging lug II
15-1 is articulated and connected, and slideway II 20 is fixed on the lower surface of support plate 1.The lower end of bearing rod I 4 and the company on support arm I 3
Lug I 3-1 articulated connections, upper end and the roller 39 of bearing rod I 4 are articulated and connected, lower end and the support arm I 3 of bearing rod I 4
Articulated connection, in the slot of slideway I 19,19 both ends opens of slideway I, opening is sealed roller 39 with end cap 19-2, end
Lid 19-2 is fixed on 19 both ends slideway I by screw, and screw hole 19-1 is used for fixing screws.When the rotations of support arm I 3, in turn
4 angulation changes of bearing rod I are driven, when depressing weight in support plate 1, power is transferred to bearing rod I 4 and support by support plate 1
Arm I 3, bearing rod I 4 improve the force-bearing situation of support plate 1, and when one end stress of support arm I 3 is big, bearing rod I 4 can be with
Load prevents from tilting in turn, and bearing rod I 4 and support arm I 3 share pressure and then can support larger weight.
Specific implementation mode three：
Illustrate that present embodiment, gear-box I 6 are connected with articulated joint I 5 with reference to Fig. 1,4, bevel gear I 28 is located at tooth
In roller box I 6, bevel gear II 35 is connected across articulated joint I 5 with bevel gear I 28.Axis I 21 passes through gear-box I 6
And be connected with one end of shaft coupling II 11, the other end of shaft coupling II 11 is connected with one end of connecting shaft 10, connecting shaft 10
The other end is connected with shaft coupling I 8, and shaft coupling I 8 is connected with one end of axis II 38, and the other end of axis II 38 passes through gear-box
II 7 and with crank 9 be connected.Gear-box I 6, articulated joint I 5, support arm I 3, support arm II 12, support arm III 14,
A set of scissors transmission mechanism that support arm IV 15 and threaded rod 17 form has two sets, two sets of complete phases of scissors transmission mechanism structure
It is same and symmetrical.It transmits and moves by shaft coupling II 11, shaft coupling I 8 and connecting shaft 10 between two sets of scissors transmission mechanisms
Power.Crank 9 is connect with axis I 21 or axis II 38, rotates crank 9, the rotations of axis I 21 are simultaneously rotated with dynamic bevel gear I 28, bore tooth
It takes turns I 28 to rotate with dynamic bevel gear II 35, bevel gear II 35 drives threaded rod 17 to rotate.Power is passed through shaft coupling by axis I 21
II 11, connecting shaft 10 and shaft coupling I 8 and power is transferred to axis II 38, can drive two sets of scissors to shake crank 9
Transport mechanism lifts.Crank 9 is matched with shaft end slot 21-6.
Specific implementation mode four：
Illustrate present embodiment with reference to Fig. 4, axis I 21, bearing cap I 22, bearing sleeve are installed on gear-box I 6
I 23, adjusting gasket I 24, sealing ring I 25, bearing I 26, sleeve I 27, bevel gear I 28 and key I 29, sealing ring I 25
It is sleeved on axis I 21, adjusting gasket I 24 is fixed between bearing sleeve I 23 and the side wall of gear-box I 6, bearing cap I 22
It is connected with the side wall of bearing sleeve I 23, bearing I 26 is sleeved on axis I 21 and the outer ring of bearing I 26 and bearing sleeve I 23
Inner wall be connected, the upper end of key I 29 matches with bevel gear I 28, and the lower end of key I 29 is matched with axis I 21.Bearing
It closes there are two lid I 22, bearing sleeve I 23, adjusting gasket I 24, sealing ring I 25, bearing I 26, sleeve I 27 are each and respectively
It is symmetrically installed in bevel gear I 28.Bevel gear I 28 is positioned by the shaft shoulder of sleeve I 27 and ladder shaft part II 25-2, is covered
Cylinder I 27 is mounted on ladder shaft part IV 25-4, and bearing I 26 is mounted on ladder shaft part V 25-5, the right side of bearing I 26 according to
Inner ring is positioned by sleeve I 27, the left side of bearing I 26 positions outer ring by bearing cap I 22.
Specific implementation mode five：
Illustrate present embodiment with reference to Fig. 5, threaded rod 17, bearing cap II 30, bearing are installed on articulated joint I 5
Sleeve II 31, adjusting gasket II 32, sealing ring II 33, bearing I I 34, bevel gear II 35 and key II 36, sealing ring II
33 are sleeved on threaded rod 17, and adjusting gasket II 32 is fixed between bearing sleeve II 31 and the side wall of articulated joint I 5, bearing
Lid II 30 be connected with the side wall of bearing sleeve II 31, bearing I I 34 be sleeved on threaded rod 17 and the outer ring of bearing I I 34 and
The inner wall of bearing sleeve II 31 is connected, and the upper end of key II 36 is matched with bevel gear II 35, the lower end of key II 36 and
Threaded rod 17 matches.17 one end of threaded rod is optical axis 17-1, has multi-diameter shaft I 17-1-1, multi-diameter shaft II 17- on optical axis 17-1
1-2, multi-diameter shaft III 17-1-3, multi-diameter shaft IV 17-1-4, bearing I I 34 there are two and two bearing I I 34 about III
17-1-3 is symmetrically installed.Bevel gear II 35 is mounted on multi-diameter shaft I 17-1-1, and is positioned by the shaft shoulder.Bearing I I 34
On multi-diameter shaft IV 17-1-4, symmetrical another bearing I I 34 is mounted on multi-diameter shaft II 17-1-2, and another
The outer ring of bearing I I 34 is positioned by bearing sleeve II 31.Bearing cap II 30 and sealing ring II 33 is mounted on multi-diameter shaft IV
On 17-1-4.
Specific implementation mode six：
Illustrate present embodiment with reference to Fig. 5,6,7,8,9, there is hinged block 5-1, connecting plate 5-2, gear on articulated joint I 5
There are all positions hinge hole 5-1-1, threaded hole I 5-1-2 and threaded hole II 5-1-3 on column 5-3 and gear hole I 5-4, hinged block 5-1
It is located at the outer ring of threaded hole I 5-1-2 in the side of hinged block 5-1 and threaded hole II 5-1-3, connecting plate 5-2 is located at hinged block
On the other side and the quadrangle of connecting plate 5-2 of 5-1 there are four through-hole I 5-2-1, bumping post 5-3 there are four and four bumping posts 5-3 points
Cloth is at four angles of connecting plate 5-2, and gear hole I 5-4 are through-hole and gear hole I 5-4 penetrate hinged block 5-1 and connecting plate 5-2.
Have on gear-box I 6 through-hole II 6-1, bumping post hole 6-2, gear hole II 6-3, gear hole III 6-4, threaded hole III 6-5 and
There are four threaded hole IV 6-6, through-hole II 6-1 and four through-hole II 6-1 are distributed on the angle of side four of gear-box I 6, keeps off
There are four post holes 6-2 and four bumping post hole 6-2 are distributed on the angle of side four of gear-box I 6, and gear hole II 6-3 are located at tooth
The side of roller box I 6, gear hole III 6-4 penetrate the center line and tooth of the front and back of gear-box I 6 and gear hole III 6-4
The center line of wheel bore II 6-3 is mutually perpendicular to traffic, the port and gear hole III 6-4 of threaded hole III 6-5 and threaded hole IV 6-6
Port in the same face.Bolt 37 has 4, and bolt 37 is across through-hole I 5-2-1 and through-hole II 6-1 and by articulated joint I 5 and tooth
Roller box I 6 is fixed together, and 27 both ends of bolt are tightened by two sets of nut shims.Bumping post 5-3 and bumping post hole 6-2 is connected, gear
Column 5-3 applies gear-box I 6 upward support force.Threaded hole I 5-1-2 are used for fixing bearing lid II 30, threaded hole II 5-
1-3 is used for fixing bearing sleeve II 31.The center line of gear hole I 5-4 and gear hole II 6-3 coincides when installation.Threaded hole
III 6-5 are for installing bearing cap I 22, and threaded hole IV 6-6 are for installing bearing sleeve I 23.
Specific implementation mode seven：
Illustrate present embodiment with reference to Fig. 1,10, present embodiment is described further embodiment one, described
Slideway I 19 and slideway II 20 be all welded to connect with support plate 1.
In order to adapt to building site environment and protection support arm, baffle, baffle and support plate can be arranged in 1 four edges of support plate
1 is integrated, and when support plate 1 declines, the baffle of upper and lower support plate 1 closes up and is sealed to support arm.
In order to laborsaving, retarder can also be installed additional between axis I and crank 9.
Above description is not limitation of the present invention, and the present invention is also not limited to the example above, the art it is common
The variations, modifications, additions or substitutions that technical staff is made in the essential scope of the present invention also belong to the protection model of the present invention
It encloses.
Claims (9)
1. a kind of double scissor-like jacks of load-bearing, including support plate (1), connection sheet I (2), support arm I (3), bearing rod I (4),
Articulated joint I (5), gear-box I (6), gear-box II (7), shaft coupling I (8), crank (9), connecting shaft (10), shaft coupling II (11),
Support arm II (12), connection sheet II (13), support arm III (14), support arm IV (15), bearing rod II (16), threaded rod (17)
With articulated joint II (18), it is characterised in that：Support arm I (3) and support arm II (12) is connected to the upper and lower of articulated joint I (5)
The upper end at both ends, support arm I (3) is connected on connection sheet I (2), and the lower end of support arm II (12) is connected to connection sheet II (13)
On；Support arm IV (15) and support arm III (14) is connected to the upper and lower ends of (18) articulated joint II, support arm IV's (15)
Upper end is connected on connection sheet I (2), and the lower end of support arm III (14) is connected on connection sheet II (13)；Bearing rod I's (4) is upper
End is flexibly connected with slideway I (19), and the lower end of bearing rod I (4) is connected with support arm I (3), and slideway I (19) is fixed on support plate
(1) lower surface；The upper end of bearing rod II (16) is flexibly connected with slideway II (20), the lower end of bearing rod II (16) and support arm
IV (15) is connected, and slideway II (20) is fixed on the lower surface of support plate (1)；Gear-box I (6) is connected with articulated joint I (5), bores tooth
Wheel I (28) is located in gear-box I (6), and bevel gear II (35) passes through articulated joint I (5) and is connected with bevel gear I (28)；Axis I
(21) it passes through gear-box I (6) and is connected with one end of shaft coupling II (11), the other end and the connecting shaft (10) of shaft coupling II (11)
One end be connected, the other end of connecting shaft (10) is connected with shaft coupling I (8), and shaft coupling I (8) is connected with one end of axis II (38),
The other end of axis II (38) passes through gear-box II (7) and is connected with crank (9).
2. a kind of double scissor-like jacks of load-bearing according to claim 1, it is characterised in that：Pacify on the gear-box I (6)
Equipped with axis I (21), bearing cap I (22), bearing sleeve I (23), adjusting gasket I (24), sealing ring I (25), bearing I (26), set
Cylinder I (27), bevel gear I (28) and key I (29), sealing ring I (25) are sleeved on axis I (21), and adjusting gasket I (24) is fixed on axis
Between bearing sleeve cylinder I (23) and the side wall of gear-box I (6), bearing cap I (22) is connected with the side wall of bearing sleeve I (23), bearing I
(26) it is sleeved on axis I (21) and the outer ring of bearing I (26) and the inner wall of bearing sleeve I (23) is connected, key I's (29) is upper
End is matched with bevel gear I (28), and the lower end of key I (29) is matched with axis I (21).
3. a kind of double scissor-like jacks of load-bearing according to claim 2, it is characterised in that：The bearing cap I (22), axis
There are two bearing sleeve cylinder I (23), adjusting gasket I (24), sealing ring I (25), bearing I (26) are each and respectively about bevel gear I (28)
It is symmetrically installed, there are one sleeve I (27) is set, and sleeve I (27) is mounted between bearing I (26) and bevel gear I (28).
4. a kind of double scissor-like jacks of load-bearing according to claim 1, it is characterised in that：Pacify on the articulated joint I (5)
Equipped with threaded rod (17), bearing cap II (30), bearing sleeve II (31), adjusting gasket II (32), sealing ring II (33), bearing I I
(34), bevel gear II (35) and key II (36), sealing ring II (33) are sleeved on threaded rod (17), and adjusting gasket II (32) is fixed
Between bearing sleeve II (31) and the side wall of articulated joint I (5), the side wall phase of bearing cap II (30) and bearing sleeve II (31)
Even, bearing I I (34) is sleeved on threaded rod (17) and the outer ring of bearing I I (34) and the inner wall cooperation of bearing sleeve II (31) connects
It connects, the upper end of key II (36) is matched with bevel gear II (35), and the lower end of key II (36) is matched with threaded rod (17).
5. a kind of double scissor-like jacks of load-bearing according to claim 1 or 4, it is characterised in that：The threaded rod (17)
One end is optical axis (17-1), has multi-diameter shaft I (17-1-1), multi-diameter shaft II (17-1-2), multi-diameter shaft III (17- on optical axis (17-1)
1-3), there are two multi-diameter shaft IV (17-1-4), bearing I I (34) and two bearing I I (34) are right about multi-diameter shaft III (17-1-3)
Claim installation.
6. a kind of double scissor-like jacks of load-bearing according to claim 1, it is characterised in that：Have on the articulated joint I (5)
Hinged block (5-1), connecting plate (5-2), bumping post (5-3) and gear hole I (5-4) have hinge hole (5-1-1) on hinged block (5-1),
Threaded hole I (5-1-2) and threaded hole II (5-1-3) is all located at the side of hinged block (5-1) and threaded hole II (5-1-3) is located at spiral shell
The outer ring of pit I (5-1-2), connecting plate (5-2), which is located on the other side of hinged block (5-1) and the quadrangle of connecting plate (5-2), to be had
Four through-hole I (5-2-1), bumping post (5-3) there are four and four bumping posts (5-3) be distributed in four angles of connecting plate (5-2), gear
Hole I (5-4) is through-hole and gear hole I (5-4) penetrates hinged block (5-1) and connecting plate (5-2).
7. a kind of double scissor-like jacks of load-bearing according to claim 6, it is characterised in that：Have on the gear-box I (6)
Through-hole II (6-1), bumping post hole (6-2), gear hole II (6-3), gear hole III (6-4), threaded hole III (6-5) and threaded hole IV
(6-6), there are four through-hole II (6-1) and four through-hole II (6-1) are distributed on the angle of side four of gear-box I (6), bumping post hole
There are four (6-2) and four bumping post holes (6-2) are distributed on the angle of side four of gear-box I (6), and gear hole II (6-3) is located at
The side of gear-box I (6), gear hole III (6-4) are penetrated in the front and back of gear-box I (6) and gear hole III (6-4)
The center line of line and gear hole II (6-3) is mutually perpendicular to traffic, the port and gear of threaded hole III (6-5) and threaded hole IV (6-6)
The port of hole III (6-4) is in the same face.
8. a kind of double scissor-like jacks of load-bearing according to claim 7, it is characterised in that：The bumping post (5-3) and gear
Post holes (6-2) is connected.
9. a kind of double scissor-like jacks of load-bearing according to claim 1, it is characterised in that：The slideway I (19) and cunning
Road II (20) is welded to connect with support plate (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610227369.5A CN105752880B (en) | 2016-04-07 | 2016-04-07 | A kind of double scissor-like jacks of load-bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610227369.5A CN105752880B (en) | 2016-04-07 | 2016-04-07 | A kind of double scissor-like jacks of load-bearing |
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| Publication Number | Publication Date |
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| CN105752880A CN105752880A (en) | 2016-07-13 |
| CN105752880B true CN105752880B (en) | 2018-08-07 |
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| CN201610227369.5A Expired - Fee Related CN105752880B (en) | 2016-04-07 | 2016-04-07 | A kind of double scissor-like jacks of load-bearing |
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| CN108821172A (en) * | 2018-05-28 | 2018-11-16 | 唐山学院 | A kind of library's receipts row's books device |
| CN109209263A (en) * | 2018-11-08 | 2019-01-15 | 四川宏华石油设备有限公司 | A kind of pipe handler apparatus |
| CN110384334A (en) * | 2019-08-09 | 2019-10-29 | 王倩雯 | Multifunctional learning table |
| CN111003440B (en) * | 2019-11-21 | 2021-06-18 | 珠海格力智能装备有限公司 | Conveying equipment |
| CN111003413A (en) * | 2019-11-21 | 2020-04-14 | 珠海格力智能装备有限公司 | Feeding device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN2739052Y (en) * | 2004-05-09 | 2005-11-09 | 马金成 | Automatic lifting jack |
| CN2741952Y (en) * | 2004-06-30 | 2005-11-23 | 梁启钢 | Electric shear type automatic control jack |
| CN102167016A (en) * | 2011-03-16 | 2011-08-31 | 时利 | Single-degree-of-freedom vehicle trap escape apparatus |
| CN202181187U (en) * | 2011-08-12 | 2012-04-04 | 李会军 | Speed-down type scissor jack |
| US20140169922A1 (en) * | 2012-12-18 | 2014-06-19 | Frank Charles Cozza | Cart with lifting system and omnidirectional wheels |
| CN105226544B (en) * | 2015-10-27 | 2017-05-17 | 江苏省电力公司镇江供电公司 | Transformer station overhaul trolley |
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| CN105752880A (en) | 2016-07-13 |
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Effective date of registration: 20200806 Address after: 750001 room 1217, 12 / F, building 1, Fortune Center, Qingchun building, Xingqing District, Yinchuan City, Ningxia Hui Autonomous Region Patentee after: Ningxia Zhongda Highway Construction Co.,Ltd. Address before: 750001 the Ningxia Hui Autonomous Region Fengdeng town Jinfeng District, Yinchuan City Yuehai Business District No. 142 Wanshou Road CBD financial center Luqiao Building No. 2 Patentee before: NINGXIA ROAD & BRIDGE ENGINEERING Co.,Ltd. |
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Address after: Office building 2, Luqiao building, 142 Wanshou Road, Jinfeng District, Yinchuan City, Ningxia Hui Autonomous Region, 750004 Patentee after: Ningxia highway and Bridge Construction Co.,Ltd. Address before: 750001 room 1217, 12 / F, building 1, Fortune Center, Qingchun building, Xingqing District, Yinchuan City, Ningxia Hui Autonomous Region Patentee before: Ningxia Zhongda Highway Construction Co.,Ltd. |
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Granted publication date: 20180807 |