CN108373124A - Turnable jack - Google Patents
Turnable jack Download PDFInfo
- Publication number
- CN108373124A CN108373124A CN201711322615.6A CN201711322615A CN108373124A CN 108373124 A CN108373124 A CN 108373124A CN 201711322615 A CN201711322615 A CN 201711322615A CN 108373124 A CN108373124 A CN 108373124A
- Authority
- CN
- China
- Prior art keywords
- sliding
- hanging block
- mounting base
- jack
- oil cylinder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 19
- 239000010959 steel Substances 0.000 claims abstract description 19
- 239000007787 solid Substances 0.000 claims description 2
- 238000010276 construction Methods 0.000 abstract description 13
- 238000005096 rolling process Methods 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 238000004873 anchoring Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000012857 repacking Methods 0.000 description 1
Classifications
-
- 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
- B66F3/00—Devices, e.g. jacks, adapted for uninterrupted lifting of loads
- B66F3/24—Devices, e.g. jacks, adapted for uninterrupted lifting of loads fluid-pressure operated
- B66F3/25—Constructional features
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/12—Mounting of reinforcing inserts; Prestressing
- E04G21/121—Construction of stressing jacks
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Architecture (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Civil Engineering (AREA)
- Actuator (AREA)
Abstract
A kind of turnable jack, it is related to a kind of jack, including oil cylinder, piston, tumbler is installed on the outer surface of oil cylinder, the tumbler includes mounting base, sliding hanging block, mounting base is mounted on the outer surface of oil cylinder, and the bottom end for sliding hanging block is located in mounting base, and mounting base opposite can slide hanging block and turn an angle；The upper end for sliding hanging block is stretched out outside mounting base, and the upper end for sliding hanging block is equipped with hole for hoist.The jack of the present invention can still turn an angle after being got up by lifting, when occurring between moveable anchor plate hole and work anchor plate hole position in construction not to just and when wearing not into the case where steel strand wires, rotatable jack keeps the work anchor plate hole of prestress anchorage system opposite with the moveable anchor plate hole locations of jack just, steel strand wires can be made smoothly to penetrate jack, constructing operation is convenient.The present invention also has the characteristics that labor intensity is low, ensures construction quality, saving the construction time, performance safety is reliable, use easy to spread.
Description
Technical field
The present invention relates to a kind of jack, especially a kind of turnable jack.
Background technology
Jack is a kind of equipment being usually used in stretch-draw prestressing force anchoring system, in construction, often to use large-tonnage
Jack, due to the jack of large-tonnage, its volume is heavier, and when work needs to lift jack using hanging device.But
In the construction process, it often will appear position between the moveable anchor plate hole of jack and the work anchor plate hole of prestress anchorage system
Not to just and the case where wear not into steel strand wires, at this point, it is difficult rotation to be lifted the jack come so that steel strand wires, jack it
Between adjustment it is highly difficult, constructing operation is very inconvenient.
Invention content
The technical problem to be solved by the present invention is to：A kind of turnable jack convenient for constructing operation is provided.
Solving the technical solution of above-mentioned technical problem is：A kind of turnable jack, including oil cylinder, piston, in oil cylinder
Outer surface on be also equipped with tumbler, the tumbler include mounting base, sliding hanging block, the mounting base be mounted on oil
On the outer surface of cylinder, the bottom end for sliding hanging block is located in mounting base, and mounting base opposite can slide hanging block and turn an angle；It is sliding
The upper end of dynamic hanging block is stretched out outside mounting base, and the upper end for sliding hanging block is equipped with hole for hoist.
The present invention further technical solution be：The mounting base includes the fixed cover board of sliding, baffle, the sliding
Fixed cover board is in " π " shape, and the top for sliding fixed cover board is equipped with along the circumferential outer surface direction of oil cylinder for across sliding
The straight slot of hanging block upper end slides fixed cover board and is also respectively equipped with sliding groove I in the internal chamber wall of straight slot both sides；The sliding is hung
The bottom end of block is placed in free state in the inner cavity of the fixed cover board of sliding, and the bottom end for sliding hanging block is equipped with and sliding groove I
Corresponding sliding groove II；Steel ball is installed between sliding groove I, sliding groove II；It is solid that the baffle is separately mounted to sliding
On the oil cylinder for determining cover board both sides.
The present invention further technical solution be：Mounting base can be 0~180 degree relative to the angle [alpha] of sliding hanging block rotation.
Since using the above structure, the turnable jack of the present invention compared with prior art, has below beneficial to effect
Fruit：
1. being convenient for constructing operation
The present invention includes oil cylinder, piston, and tumbler is also equipped on the outer surface of oil cylinder, which includes installation
Seat, sliding hanging block, the mounting base are mounted on the outer surface of oil cylinder, and the bottom end for sliding hanging block is located in mounting base, and pacifies
Dress seat opposite can slide hanging block and turn an angle；The upper end for sliding hanging block is stretched out outside mounting base, and the upper end for sliding hanging block is set
There is hole for hoist.It turns an angle since the mounting base of the present invention opposite can slide hanging block, jack can be made by lifting
Certain angle can still be rotated as needed afterwards, when construction when there is the moveable anchor plate hole of jack and pre-stressed anchorage body
When position is not to just wearing not into the case where steel strand wires between the work anchor plate hole of system, jack can be slowly rotated to adjust, is made
The work anchor plate hole of prestress anchorage system is opposite with the moveable anchor plate hole locations of jack just, you can so that steel strand wires are smoothly worn
Enter jack, greatly facilitates constructing operation.
2. labor intensity is low, ensure that construction quality：
It turns an angle since the mounting base of the present invention opposite can slide hanging block, jack can be made still may be used after being got up by lifting
To rotate certain angle as needed, make the work anchor plate hole of prestress anchorage system and the moveable anchor plate hole locations of jack
Relatively just, so that steel strand wires smoothly penetrate jack, difficultly steel strand wires are made to penetrate by beaing without construction worker very heavy
Top, had both reduced the labor intensity of worker, and had in turn ensured construction quality.
3. saving the time, construction cost is reduced
Since the constructing operation of the present invention facilitates, and it is very heavy difficultly so that steel strand wires is penetrated by beaing without construction worker
Top, has not only saved the construction time, has also reduced construction cost.
4. performance safety is reliable
The mounting base of the present invention, which opposite can slide hanging block and turn an angle, to be realized by such as lower structure：The mounting base packet
The fixed cover board of sliding, baffle are included, it is in " π " shape to slide fixed cover board, and slides the top of fixed cover board outside the circumference of oil cylinder
Surface direction is equipped with for the straight slot across sliding hanging block upper end, is slided fixed cover board and is distinguished also in the internal chamber wall of straight slot both sides
Equipped with sliding groove I；The bottom end of sliding hanging block is placed in free state in the inner cavity of the fixed cover board of sliding, and slides the bottom of hanging block
End is equipped with sliding groove corresponding with sliding groove I II；Steel ball is installed between sliding groove I, sliding groove II；The baffle
It is separately mounted on the oil cylinder for sliding fixed cover board both sides.Since the upper end of sliding hanging block can be slided along the straight slot of the fixed cover board of sliding
It is dynamic, it slides between the bottom end of hanging block and the fixed cover board of sliding and is connected by steel ball rolling, therefore, mounting base of the invention can
Opposite sliding hanging block turns an angle, and performance is more safe and reliable.
5. it is simple in structure, it is easy to reequip
The present invention is the work(for increasing by one to three tumbler on the basis of existing jack and rotation jack can be realized
Can, it is relatively simple for structure, it is convenient to the repacking to existing jack, use easy to spread.
In the following, making further to the technical characteristic of the turnable jack of the present invention in conjunction with the accompanying drawings and embodiments
It is bright.
Description of the drawings
Fig. 1：The front view of the turnable jack of the present invention,
Fig. 2：The left view of Fig. 1,
Fig. 3：The portions the A enlarged drawing of Fig. 1,
Fig. 4：The portions the B enlarged drawing of Fig. 2,
Fig. 5：The schematic diagram for lifting the turnable jack of the present invention when work（Arrow in Fig. 5 indicates the side of slinging
To）,
In above-mentioned attached drawing, each the reference numerals are as follows：
In figure：
1- oil cylinders, 2- pistons,
3- tumblers,
31- mounting bases, the fixed cover board of 311- slidings, 3111- straight slots, 3112- sliding grooves I, 312- baffles,
32- sliding hanging blocks, 321- holes for hoist, 322- sliding grooves II,
33- steel balls.
Specific implementation mode
Embodiment one：
It is a kind of turnable jack, including oil cylinder 1, piston 2 disclosed in Fig. 1 to Fig. 4, at the outer surface both ends of oil cylinder 1
It is also separately installed with tumbler 3, which includes mounting base 31, sliding hanging block 32, and the mounting base 31 is mounted on
On the outer surface of oil cylinder 1, the bottom end of sliding hanging block 32 is located in mounting base 31, and mounting base 31 can be rotated relative to sliding hanging block 32
Certain angle；The upper end for sliding hanging block 32 is stretched out outside mounting base 31, and the upper end for sliding hanging block 32 is equipped with hole for hoist 321.
The mounting base 31 includes the fixed cover board 311 of sliding, baffle 312, and it is in " π " that cover board 311 is fixed in the sliding
Shape, and the top for sliding fixed cover board 311 is equipped with along the circumferential outer surface direction of oil cylinder 1 for across 32 upper end of sliding hanging block
Straight slot 3111, slide fixed cover board 311 and be also respectively equipped with sliding groove I 3112 in the internal chamber wall of straight slot both sides；The cunning
The bottom end of dynamic hanging block 32 is placed on sliding in free state and fixes in the inner cavity of cover board 311, and is set on the bottom end of sliding hanging block 32
There is sliding groove corresponding with sliding groove I 3,112 II 322；Steel ball 33 is installed between sliding groove I 3112, sliding groove II 322；
The baffle 312 is mounted on the oil cylinder for the both sides that cover board 311 is fixed in sliding respectively by screw, the end face of the baffle 312
Cover board 311 is fixed with sliding to contact, anti-sliding stop hanging block 32 is skidded off from the straight slot 3111 of the fixed cover board of sliding.Since sliding is hung
The upper end of block can be along the straight slot sliding of the fixed cover board of sliding, and it is again logical to slide between the bottom end of hanging block and the fixed cover board of sliding
Cross steel ball rolling connection, therefore, jack can with mounting base relative to sliding hanging block turn an angle, the angle regard sliding
Depending on the straight slot length of fixed cover board, in the present embodiment, which is 40 degree.
As a kind of transformation of the present embodiment one, the angle [alpha] that mounting base 31 can be rotated relative to sliding hanging block 32 is 0~180
Any value in degree.
As another transformation of the present embodiment one, the tumbler 3 can also be one or three.
The work progress of the present invention is as follows：
The hole for hoist 321 that steel wire penetrating is slided to hanging block 32 first lifts jack；When there is the moveable anchor of jack
When position is not to just wearing not into the case where steel strand wires between plate hole and the work anchor plate hole of prestress anchorage system, can slowly it turn
Dynamic jack adjusts, and keeps the work anchor plate hole of prestress anchorage system opposite with the moveable anchor plate hole locations of jack just, i.e.,
Steel strand wires can be made smoothly to penetrate jack, greatly facilitate constructing operation.
Claims (3)
1. a kind of turnable jack, including oil cylinder（1）, piston（2）, it is characterised in that：In oil cylinder（1）Outer surface on also
Tumbler is installed（3）, the tumbler（3）Including mounting base（31）, sliding hanging block（32）, the mounting base（31）Peace
Mounted in oil cylinder（1）Outer surface on, slide hanging block（32）Bottom end be located at mounting base（31）It is interior, and mounting base（31）It can slide relatively
Dynamic hanging block（32）It turns an angle；Slide hanging block（32）Upper end stretch out mounting base（31）Outside, and hanging block is slided（32）It is upper
End is equipped with hole for hoist（321）.
2. turnable jack according to claim 1, it is characterised in that：The mounting base（31）It is solid including sliding
Determine cover board（311）, baffle（312）, the sliding fixes cover board（311）In " π " shape, and slide fixed cover board（311）'s
Top is along oil cylinder（1）Circumferential outer surface direction be equipped with for across sliding hanging block（32）The straight slot of upper end（3111）, sliding is admittedly
Determine cover board（311）Sliding groove I is also respectively equipped in the internal chamber wall of straight slot both sides（3112）；The sliding hanging block（32）Bottom
End is placed on the fixed cover board of sliding in free state（311）Inner cavity in, and slide hanging block（32）Bottom end be equipped with and sliding
Slot I（3112）Corresponding sliding groove II（322）；In sliding groove I（3112）, sliding groove II（322）Between steel ball is installed
（33）；The baffle（312）It is separately mounted to slide fixed cover board（311）The oil cylinder of both sides（1）On.
3. turnable jack according to claim 1 or 2, it is characterised in that：Mounting base（31）It opposite can slide and hang
Block（32）The angle [alpha] of rotation is 0~180 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711322615.6A CN108373124A (en) | 2017-12-12 | 2017-12-12 | Turnable jack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711322615.6A CN108373124A (en) | 2017-12-12 | 2017-12-12 | Turnable jack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108373124A true CN108373124A (en) | 2018-08-07 |
Family
ID=63015790
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711322615.6A Withdrawn CN108373124A (en) | 2017-12-12 | 2017-12-12 | Turnable jack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108373124A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110468711A (en) * | 2019-07-16 | 2019-11-19 | 武汉希萌科技有限公司 | A kind of tool anchor device of adjustable hole location |
| CN111852029A (en) * | 2020-06-24 | 2020-10-30 | 中国核工业华兴建设有限公司 | Movable overturning and lifting device for prestress tensioning jack |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10194665A (en) * | 1997-01-08 | 1998-07-28 | Toshiba Corp | Hoisting device |
| JPH10266123A (en) * | 1997-03-28 | 1998-10-06 | S Ii:Kk | Jack and tool for tension of cable |
| CN201534357U (en) * | 2009-06-12 | 2010-07-28 | 柳州市蓝柳机械有限公司 | Precast beam stretching jack for railway |
| CN202441398U (en) * | 2012-03-02 | 2012-09-19 | 淮南郑煤机舜立机械有限公司 | Sliding shoes connecting structure for bottom-lifting jack of hydraulic support |
| CN103274329A (en) * | 2013-05-29 | 2013-09-04 | 南京工程学院 | Jacking-and-pulling jack and construction method applying jacking-and-pulling jack to pile-anchor support |
| CN106192768A (en) * | 2016-08-31 | 2016-12-07 | 襄阳中铁宏吉工程技术有限公司 | A kind of hold down gag and steel strand prestress tensioning system |
| CN207792569U (en) * | 2017-12-12 | 2018-08-31 | 柳州市建桥预应力智能设备有限公司 | Turnable jack |
-
2017
- 2017-12-12 CN CN201711322615.6A patent/CN108373124A/en not_active Withdrawn
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10194665A (en) * | 1997-01-08 | 1998-07-28 | Toshiba Corp | Hoisting device |
| JPH10266123A (en) * | 1997-03-28 | 1998-10-06 | S Ii:Kk | Jack and tool for tension of cable |
| CN201534357U (en) * | 2009-06-12 | 2010-07-28 | 柳州市蓝柳机械有限公司 | Precast beam stretching jack for railway |
| CN202441398U (en) * | 2012-03-02 | 2012-09-19 | 淮南郑煤机舜立机械有限公司 | Sliding shoes connecting structure for bottom-lifting jack of hydraulic support |
| CN103274329A (en) * | 2013-05-29 | 2013-09-04 | 南京工程学院 | Jacking-and-pulling jack and construction method applying jacking-and-pulling jack to pile-anchor support |
| CN106192768A (en) * | 2016-08-31 | 2016-12-07 | 襄阳中铁宏吉工程技术有限公司 | A kind of hold down gag and steel strand prestress tensioning system |
| CN207792569U (en) * | 2017-12-12 | 2018-08-31 | 柳州市建桥预应力智能设备有限公司 | Turnable jack |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110468711A (en) * | 2019-07-16 | 2019-11-19 | 武汉希萌科技有限公司 | A kind of tool anchor device of adjustable hole location |
| CN111852029A (en) * | 2020-06-24 | 2020-10-30 | 中国核工业华兴建设有限公司 | Movable overturning and lifting device for prestress tensioning jack |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180807 |