CN205973458U - Gripper is used in arch rib hoist and mount - Google Patents
Gripper is used in arch rib hoist and mount Download PDFInfo
- Publication number
- CN205973458U CN205973458U CN201620894756.XU CN201620894756U CN205973458U CN 205973458 U CN205973458 U CN 205973458U CN 201620894756 U CN201620894756 U CN 201620894756U CN 205973458 U CN205973458 U CN 205973458U
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- CN
- China
- Prior art keywords
- crossbeam
- clamping plate
- slide
- cavity
- rib
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Abstract
The utility model discloses a gripper is used in arch rib hoist and mount, including the crossbeam, swing joint has two left slide and slider that use the vertical central line of crossbeam as the symmetry axis symmetric distribution on the crossbeam, the bottom of left side slide is provided with two left claw arms, slider's bottom is provided with two right claw arms, be provided with four fixed pulleys on the crossbeam, every the fixed pulley is equallyd divide do not the bracing piece that sets up through its both sides and is fixed bottom and both sides at the crossbeam respectively, the cavity has all been offered to left side slide and slider's inside, the inside of cavity is provided with the motor, the bottom of motor is provided with the base. The utility model discloses utilize gripper and steel strand wires to mutually support and hoist the arch rib, can guarantee effectively that the atress of steel strand wires is more even, the elongation of guaranteeing steel strand wires with be out of shape unanimously, it is more accurate to fix a position, has made things convenient for constructor to fix the arch rib more, has effectively improved constructor's work efficiency.
Description
Technical field
This utility model is related to gripper technical field, specially a kind of rib-hoisting gripper.
Background technology
During CFST Arch Bridge Construction, most important operation is exactly to lift, and needs first to arch in lifting
Rib temporary consolidation, then using intensity high, bearing capacity is big, elongation is little, suspension cable made by the steel strand wires of stabilization, can reduce interim
Unstable inelastic deformation in consolidation process.But the method that existing steel strand wires are fixed is inconvenient to fix, work efficiency
Low it is impossible to ensure each steel strand wires uniform force, cannot guarantee that elongation and deformation are consistent, be easy for leading in work progress
Positioning is inaccurate.
Utility model content
The purpose of this utility model is to provide a kind of rib-hoisting gripper, possesses and facilitates fixation, high working efficiency,
The advantage of accurate positioning, solves general steel strand wires fixing meanss and is inconvenient to fix, inefficiency, and positioning is inaccurate to ask
Topic.
For achieving the above object, this utility model provides following technical scheme：A kind of rib-hoisting gripper, including horizontal
Beam, described crossbeam is connected with two with the vertical centrage of crossbeam for the symmetrical left slide of axis of symmetry and right slide,
The bottom of described left slide is provided with two left claw arms, and the bottom of described right slide is provided with two right pawl arms.
Four fixed pulleys are provided with described crossbeam, the support bar that each described fixed pulley is respectively arranged by its both sides
It is separately fixed at bottom and the both sides of crossbeam.
The inside of described left slide and right slide all offers cavity, described cavity be internally provided with motor, described electricity
The bottom of machine is provided with base, and base passes through screw and the inside being bolted to cavity, and the drive shaft on described motor is passed through
Shaft coupling is connected with rotary gear shaft, and rotary gear shaft is provided with two coaxial gears.
It is mutual that all S-shaped bending of profile of described left claw arm and right pawl arm, described left claw arm and right pawl arm pass through bearing pin
Interleaved activity connects, and each described left claw arm is all connected with left clamping plate activity by left rectangle limited post away from one end of left slide
Connect, each described right pawl arm is all flexibly connected with right clamping plate by right rectangle limited post away from one end of right slide.
Preferably, the two ends of described crossbeam are provided with symmetrical hole for hoist.
Preferably, the both sides of described crossbeam, be respectively provided with the two side of the lower surface of crossbeam, the inner bottom wall of cavity and cavity
There is pulley groove, the inner roof wall of the top of described crossbeam and left slide and right slide is provided with gear grooved, described gear grooved
Inside be provided with the tooth bar corresponding with gear.
Preferably, described left clamping plate and right clamping plate all offer steel strand wires hole, the side of described left clamping plate and right clamping plate
All indentations, the opposite side of described left clamping plate and right clamping plate is provided with clamping foot.
Preferably, left rectangle limited post and right rectangle limited post profile and size all same, described left claw arm, right pawl arm,
The rectangular through-hole corresponding with left rectangle limited post and right rectangle limited post is provided with left clamping plate and right clamping plate.
Compared with prior art, the beneficial effects of the utility model are as follows：
1st, this utility model passes through to arrange left claw arm, right pawl arm, left clamping plate, right clamping plate, steel strand wires hole and clamping foot, profit
Cooperated with gripper and steel strand wires and arch rib is lifted, steel strand wires can be effectively ensured is more uniformly stressed it is ensured that steel
The elongation of twisted wire is consistent with deformation, and positioning is more accurate.
2nd, this utility model passes through cooperating between crossbeam, left slide, right slide, gear, pulley groove and gear grooved
Use, be more convenient for workmen that arch rib is fixed, effectively increase the work efficiency of workmen.
Brief description
Fig. 1 is this utility model structural representation；
Fig. 2 is this utility model crossbeam and left slide structure for amplifying side view.
In figure：1 crossbeam, 2 left slides, 3 right slides, 4 left claw arms, 5 right pawl arms, 6 fixed pulleys, 7 cavitys, 8 motors, 9 gears,
10 left clamping plate, 11 right clamping plate, 12 holes for hoist, 13 pulley grooves, 14 gear grooveds, 15 steel strand wires holes, 16 clamping feet.
Specific embodiment
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clearly and completely description is it is clear that described embodiment is only a part of embodiment of this utility model rather than whole
Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under the premise of making creative work
The every other embodiment being obtained, broadly falls into the scope of this utility model protection.
Refer to Fig. 1-2, a kind of rib-hoisting gripper, including crossbeam 1, the two ends of crossbeam 1 are provided with symmetrical
Hole for hoist 12, enables gripper to be adapted to various lifting apparatuses, range is wider, crossbeam 1 is connected with two with crossbeam 1
Vertically centrage is the symmetrical left slide 2 of axis of symmetry and right slide 3, the both sides of crossbeam 1, the lower surface of crossbeam 1, cavity 7
Inner bottom wall and cavity 7 two side on be provided with pulley groove 13, the top of crossbeam 1 and left slide 2 and right slide 3 interior
Gear grooved 14 is provided with roof, the inside of gear grooved 14 is provided with the tooth bar corresponding with gear, the bottom of left slide 2
It is provided with two left claw arms 4, the bottom of right slide 3 is provided with two right pawl arms 5, by left slide 2 and right slide 3 in crossbeam 1
Upper movement, to control the folding of left claw arm 4 and right pawl arm 5, lifts convenient, by crossbeam 1, left slide 2, right slide 3, tooth
Being used in conjunction with each other between wheel 9, pulley groove 13 and gear grooved 14, is more convenient for workmen that arch rib is fixed, has
Effect improves the work efficiency of workmen.
Four fixed pulleys 6 are provided with crossbeam 1, the support bar that each fixed pulley 6 is respectively arranged by its both sides is respectively
It is fixed on bottom and the both sides of crossbeam 1, by being used in conjunction with each other between fixed pulley 6 and pulley groove 13, make left slide 2 and the right side
Slide 3 can be mobile along pulley groove 13 when mobile, not only effectively reduces rubbing between crossbeam 1 and left slide 2 and right slide 3
Wipe coefficient, also act good position-limiting action, make the cooperation between crossbeam 1, left slide 2 and right slide 3 more preferable.
The inside of left slide 2 and right slide 3 all offers cavity 7, cavity 7 be internally provided with motor 8, the bottom of motor 8
Portion is provided with base, and base passes through screw and is bolted to the inside of cavity 7, the drive shaft on motor 8 pass through shaft coupling with
Rotary gear shaft is connected, and rotary gear shaft is provided with two coaxial gears 9, by 9 turns of the driving shaft driven gear on motor 8
Dynamic, gear 9 is used in conjunction with each other with the tooth bar within gear grooved 13, drives left slide 2 and right slide 3 to move on crossbeam 1, enters
And reach the purpose controlling left claw arm 4 and the folding of right pawl arm 5.
It is interlaced that all S-shaped bending of profile of left claw arm 4 and right pawl arm 5, left claw arm 4 and right pawl arm 5 pass through bearing pin
It is flexibly connected, each left claw arm 4 is all flexibly connected with left clamping plate 10 by left rectangle limited post away from one end of left slide 2, often
Individual right pawl arm 5 is all flexibly connected with right clamping plate 11 by right rectangle limited post away from one end of right slide 3, not only makes workmen
Left clamping plate 10 and right clamping plate 11 can very easily be adjusted, substantially increase the motility of gripper moreover it is possible to ensure to connect well
Effect, left clamping plate 10 and right clamping plate 11 all offers steel strand wires hole 15, the side of left clamping plate 10 and right clamping plate 11 is all in sawtooth
Shape, the opposite side of left clamping plate 10 and right clamping plate 11 is provided with clamping foot 16, left rectangle limited post and right rectangle limited post profile
With size all same, left claw arm 4, right pawl arm 5, left clamping plate 10 and right clamping plate 11 are provided with and left rectangle limited post and right square
The corresponding rectangular through-hole of shape limited post, when arch rib is lifted, if the volume of arch rib to be lifted is not very
Greatly, workmen can adjust left clamping plate 10 and right clamping plate 11, make with clamping foot 16 one facing to arch rib, directly control a left side
Slide 2 and right slide 3 move, and control left claw arm 4 and right pawl arm 5 to close and lifted arch rib clamping, clamp foot 16 and a left side
Clamping plate 10 and right clamping plate 11 cooperate, and make that arch rib is clamped is tighter, if the volume of arch rib to be lifted is larger, constructor
Member can adjust left clamping plate 10 and right clamping plate 11, makes jagged one facing to arch rib, jagged left clamping plate 10 and right clamping plate
11 can increase the coefficient of friction and arch rib between, be not easy to skid when lifting, then by mutual with steel strand wires hole 15
Use cooperatively, using steel strand wires arch rib is carried out auxiliary fix, effectively increase the safety of lifting, by arrange left claw arm 4,
Right pawl arm 5, left clamping plate 10, right clamping plate 11, steel strand wires hole 15 and clamping foot 16, it is right to be cooperated using gripper and steel strand wires
Arch rib is lifted, and being more uniformly stressed it is ensured that the elongation of steel strand wires with deformation consistent of steel strand wires can be effectively ensured, position
More accurate.
Operation principle：During lifting, move to control left claw arm 4 and right pawl on crossbeam 1 by left slide 2 and right slide 3
The folding of arm 5, by being used in conjunction with each other between fixed pulley 6 and pulley groove 13, makes left slide 2 and right slide 3 when mobile
Can be mobile along pulley groove 13, not only effectively reduce the coefficient of friction between crossbeam 1 and left slide 2 and right slide 3, also act as
Good position-limiting action, makes cooperation between crossbeam 1, left slide 2 and right slide 3 more preferably, arch rib is lifted when
Wait, if the volume of arch rib to be lifted is not very big, workmen can adjust left clamping plate 10 and right clamping plate 11, makes with folder
Hold the one of foot 16 facing to arch rib, directly control left slide 2 and right slide 3 mobile, control left claw arm 4 and right pawl arm 5 to close simultaneously
Arch rib clamping is lifted, clamping foot 16 cooperates with left clamping plate 10 and right clamping plate 11, make that arch rib is clamped tightlier, if
The volume of arch rib to be lifted is larger, and workmen can adjust left clamping plate 10 and right clamping plate 11, makes jagged one to face
To arch rib, jagged left clamping plate 10 and right clamping plate 11 can increase the coefficient of friction and arch rib between, do not allow when lifting
Easily skid, then by with being used in conjunction with each other of steel strand wires hole 15, using steel strand wires, arch rib is carried out with auxiliary and fixes, effectively improve
The safety of lifting.
In sum：This rib-hoisting gripper, by crossbeam 1, left slide 2, right slide 3, gear 9, pulley groove 13
Being used in conjunction with each other and gear grooved 14 between, is more convenient for workmen that arch rib is fixed, effectively increases construction
The work efficiency of personnel, by arranging left claw arm 4, right pawl arm 5, left clamping plate 10, right clamping plate 11, steel strand wires hole 15 and clamping foot
16, cooperated using gripper and steel strand wires and arch rib is lifted, being more uniformly stressed of steel strand wires can be effectively ensured, protect
The elongation of card steel strand wires is consistent with deformation, and positioning is more accurate.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with multiple changes in the case of without departing from principle of the present utility model and spirit, repair
Change, replace and modification, scope of the present utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of rib-hoisting gripper, including crossbeam (1) it is characterised in that：It is connected with two on described crossbeam (1)
With the vertical centrage of crossbeam (1) for the symmetrical left slide (2) of axis of symmetry and right slide (3), the bottom of described left slide (2)
It is provided with two left claw arms (4), the bottom of described right slide (3) is provided with two right pawl arms (5)；
Four fixed pulleys (6) are provided with described crossbeam (1), each described fixed pulley (6) is respectively arranged by its both sides
Support bar is separately fixed at bottom and the both sides of crossbeam (1)；
The inside of described left slide (2) and right slide (3) all offers cavity (7), described cavity (7) be internally provided with motor
(8), the bottom of described motor (8) is provided with base, and base passes through screw and the inside being bolted to cavity (7), described electricity
Drive shaft on machine (8) is connected with rotary gear shaft by shaft coupling, and rotary gear shaft is provided with two coaxial gears (9)；
The all S-shaped bending of profile of described left claw arm (4) and right pawl arm (5), described left claw arm (4) and right pawl arm (5) pass through
The interlaced flexible connection of bearing pin, each described left claw arm (4) away from left slide (2) one end all by left rectangle limited post with
Left clamping plate (10) is flexibly connected, and each described right pawl arm (5) all passes through right rectangle limited post and the right side away from one end of right slide (3)
Clamping plate (11) is flexibly connected.
2. a kind of rib-hoisting gripper according to claim 1 it is characterised in that：The two ends of described crossbeam (1) set
It is equipped with symmetrical hole for hoist (12).
3. a kind of rib-hoisting gripper according to claim 1 it is characterised in that：The both sides of described crossbeam (1), horizontal stroke
Pulley groove (13), described crossbeam are provided with the two side of the lower surface of beam (1), the inner bottom wall of cavity (7) and cavity (7)
(1) it is provided with gear grooved (14), described gear grooved (14) on top and the inner roof wall of left slide (2) and right slide (3)
Inside be provided with the tooth bar corresponding with gear.
4. a kind of rib-hoisting gripper according to claim 1 it is characterised in that：Described left clamping plate (10) and right folder
Steel strand wires hole (15) all offered on plate (11), the equal indentation in side of described left clamping plate (10) and right clamping plate (11), described
The opposite side of left clamping plate (10) and right clamping plate (11) is provided with clamping foot (16).
5. a kind of rib-hoisting gripper according to claim 1 it is characterised in that：Left rectangle limited post and right rectangle
Limited post profile and size all same, described left claw arm (4), right pawl arm (5), left clamping plate (10) and right clamping plate (11) are respectively provided with
There is the rectangular through-hole corresponding with left rectangle limited post and right rectangle limited post.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620894756.XU CN205973458U (en) | 2016-08-16 | 2016-08-16 | Gripper is used in arch rib hoist and mount |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620894756.XU CN205973458U (en) | 2016-08-16 | 2016-08-16 | Gripper is used in arch rib hoist and mount |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205973458U true CN205973458U (en) | 2017-02-22 |
Family
ID=58031067
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620894756.XU Expired - Fee Related CN205973458U (en) | 2016-08-16 | 2016-08-16 | Gripper is used in arch rib hoist and mount |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205973458U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109390063A (en) * | 2018-11-06 | 2019-02-26 | 中核核电运行管理有限公司 | A kind of pressurized-water reactor nuclear power plant reactor core guide post Automatic hook block |
-
2016
- 2016-08-16 CN CN201620894756.XU patent/CN205973458U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109390063A (en) * | 2018-11-06 | 2019-02-26 | 中核核电运行管理有限公司 | A kind of pressurized-water reactor nuclear power plant reactor core guide post Automatic hook block |
| CN109390063B (en) * | 2018-11-06 | 2024-03-19 | 中核核电运行管理有限公司 | Automatic lifting appliance for reactor core guide column of pressurized water reactor nuclear power station |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170222 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |