CN206590825U - Jack liftable supporter - Google Patents
Jack liftable supporter Download PDFInfo
- Publication number
- CN206590825U CN206590825U CN201720194753.XU CN201720194753U CN206590825U CN 206590825 U CN206590825 U CN 206590825U CN 201720194753 U CN201720194753 U CN 201720194753U CN 206590825 U CN206590825 U CN 206590825U
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- CN
- China
- Prior art keywords
- jack
- fixedly connected
- rotational cylindrical
- screw mandrel
- liftable supporter
- 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.)
- Expired - Fee Related
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- 239000007787 solid Substances 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 abstract description 31
- 239000010959 steel Substances 0.000 abstract description 31
- 238000012360 testing method Methods 0.000 description 11
- 239000002828 fuel tank Substances 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Transmission Devices (AREA)
Abstract
The utility model discloses a kind of jack liftable supporter, including jack, described jack one end is provided with pressure sensor, described pressure sensor one end is provided with stopping means, the very heavy top/bottom part is fixedly connected with support base, the support base two ends are equipped with screw mandrel, and described screw mandrel one end is rotatably connected to fixed seat, and the one end of the screw mandrel away from fixed seat is fixedly connected with hydraulic pump.The utility model has the advantages that：Jack lifting can be transported to appointed place and be installed with steel strand wires by this jack liftable supporter.
Description
Technical field
The utility model is related to lifting support meanss, more particularly to a kind of jack liftable supporter.
Background technology
In engineering construction, prestressing technique has the work of highly significant on the structural bearing capacity of test bridge steel strand wires
With.Prestressing force deficiency can cause the structural bearing capacity of bridge steel strand wires to decline, and influence the structure durability of bridge steel strand wires, seriously
When can occur engineering accident.Therefore the advanced sensor technology of counter pull type effective prestress detector and electric mechanical can be utilized
Technology carrys out the accurate prestressing force for testing bridge steel strand wires.Jack in counter pull type effective prestress detector can be by steel strand wires
Clamp, then steel strand wires are carried out with certain stretching, while testing the prestressing force of steel strand wires.
Publication No. CN105352646A Chinese patent discloses a kind of counter pull type prestress detection instrument, including fuel tank.
Fuel tank is fixedly connected with servomotor, and fuel tank side is fixedly connected with controller.Controller one end is fixedly connected with jack.
, it is necessary to which jack is connected with fuel tank in actual test, then the steel strand wires of required test are passed through in the middle part of jack.It is very heavy
Top one end is provided with stopping means, and stopping means tightly extrudes steel strand wires, then stretches steel strand wires using oil pressure in jack,
So as to the length certain to Method of Steel Strand Stretching, when value of thrust is with test force value balance, oil pump is stopped.This counter pull type is pre-
Tension gauge is simple to operate, precision is high, safe and reliable.But this counter pull type prestress detection instrument needs before being detected
Steel strand wires are passed through into jack, because the weight of jack is larger, and typically the location of steel strand wires higher, jack and steel
The installation difficulty of twisted wire is larger.Remove to carry jack using manpower, and jack and steel strand wires are installed in the presence of certain
Difficult and potential safety hazard.
Utility model content
The purpose of this utility model is to provide a kind of jack liftable supporter.This jack liftable supporter energy
It is enough that jack lifting is transported to appointed place and steel strand wires installation.
Above-mentioned technical purpose of the present utility model technical scheme is that：A kind of jack lifting branch
Support arrangement, including jack, described jack one end are provided with pressure sensor, and described pressure sensor one end sets limited location
Device, the very heavy top/bottom part is fixedly connected with support base, and the support base two ends are equipped with screw mandrel, and described screw mandrel one end is rotated
Fixed seat is connected with, the one end of the screw mandrel away from fixed seat is fixedly connected with hydraulic pump.
After above-mentioned technical proposal, hydraulic pump is opened, hydraulic pump is started working.Hydraulic pump drive screw mandrel occurs to turn
Dynamic, screw mandrel, which is rotated, drives the support base coordinated with screw mandrel to rotate.Because the screw mandrel at support base two ends limits mutually rotation, so that
Obtaining support base can only move up in screw mandrel side.Support base movement drives the jack being fixedly connected on support base in screw mandrel side
Move up, so as to adjust the height and position of jack.Reach and do not need manpower transport just to reach the mesh of lifting jack
's.
The utility model is further arranged to：Casing is provided with outside the hydraulic pump, the bottom half is provided with roller.
After above-mentioned technical proposal, it is necessary to which steel strand wires are penetrated into thousand after lifting jack to certain altitude
In jin top.Promote casing so that the roller of bottom half is rolled.Casing can be moved on the ground.Casing movement drives
Jack is moved, so that the steel strand wires being in jack in same height are penetrated in jack.
The utility model is further arranged to：The support base is provided with groove, the groove close to the side of jack
Rotational Cylindrical is inside equipped with, the jack is located at the top of Rotational Cylindrical, and the rotation column bottom is fixedly connected with rotary electric machine.
After above-mentioned technical proposal, start rotary electric machine, rotary electric machine can drive Rotational Cylindrical to rotate.Rotate
Post, which is rotated, causes jack to rotate in the plane, so as to adjust jack in the position of residing height.Reach increase jack
The purpose of test scope.
The utility model is further arranged to：Two support bars, wherein one branch are fixedly connected with below jack
Strut penetrates Rotational Cylindrical and has gear in Rotational Cylindrical internal messing, and the gear is engaged with another support bar, the gear axis
Place is equipped with rotating shaft, and described rotating shaft one end rotates with Rotational Cylindrical side and is connected, and the rotating shaft other end passes Rotational Cylindrical and fixation
It is connected with handwheel.
After above-mentioned technical proposal, handwheel is rotated so that hand wheel rotating drives rotating shaft to rotate.Axis of rotation
The gear being fixedly connected with rotating shaft is driven to rotate, two support bars that pinion rotation driving is engaged with are moved, its
In a support bar can move up, another support bar can be moved down.Two support bar moving directions conversely cause very heavy
Top is no longer concordant so that jack one end is higher, and one end is relatively low, so as to reach the purpose of the angle of adjustment jack.So as to reach
To the purpose of increase jack test scope.
The utility model is further arranged to：The stopping means includes fixed ball, and the fixed ball is hemisphere, described solid
Determine ball side be fixedly connected with outside fixed block, the fixed ball abut have be provided with annulus, the annulus it is relative with fixed block
The groove answered, the fixed block is through groove and is fixedly connected with retainer ring, and the retainer ring side is provided with two stators,
It is provided with the stator in screw, the screw and is equipped with bolt, bolt one end is arranged with nut.
After above-mentioned technical proposal, during beginning, nut is in non-tight condition, and now ball is in and releases state.
When steel strand wires are penetrated in jack, nut is tightened so that the stator between nut and bolt is close so that fixed
Ring is tightened.Retainer ring is tightened so that the fixed block being fixedly connected with retainer ring is moved along groove at annulus axle center, fixed block
Drive the fixation ball abutted therewith tightly to be abutted with the steel strand wires in jack, reach the purpose of limitation steel strand wires movement.
The utility model is further arranged to：Handle is provided with the top of the jack.
After above-mentioned technical proposal, the handle at the top of jack can be made when needing to dismantle jack
For the stress point of jack.
In summary, the utility model has the advantages that：
1st, the utility model is rotated using hydraulic pump drive screw mandrel so that screw mandrel drives support base movement, so that
Obtain the jack movement being fixedly connected with support base, it is not necessary to manpower transport.On the one hand, jack weight is larger, manpower transport
Seem more difficult during to higher position, and with certain potential safety hazard.On the other hand, jack is steady at higher position
It is fixed fixed more difficult.The utility model causes jack to be located on support base, is preferably supported and fixed effect, and
Moved using hydraulic pump drive screw mandrel, save manpower and reduce potential safety hazard；
2nd, the utility model is engaged using support bar with gear, and the support bar at gear two ends is in pinion rotation, and it is moved
Principle in opposite direction, has reached the relative altitude of adjustment support bar, so that the angle of jack is adjusted, to adapt to different angles
Steel strand wires, add test scope；
3rd, the utility model sets Rotational Cylindrical on support base, and jack is arranged in Rotational Cylindrical, and Rotational Cylindrical is with turning
Dynamic motor is fixedly connected.Rotary electric machine can drive Rotational Cylindrical to rotate, and drive jack to rotate so that Rotational Cylindrical is rotated, and adjust
Position of the whole jack at the height of place, adds test scope.
Brief description of the drawings
Fig. 1 is the structural representation of embodiment；
Fig. 2 is the top view of embodiment；
Fig. 3 is the A-A sectional views in Fig. 2；
Fig. 4 is the a-quadrant enlarged drawing in Fig. 3；
Fig. 5 is the structural representation of jack in embodiment；
Fig. 6 is Fig. 5 right view.
Reference：1st, casing；2nd, roller；3rd, hydraulic pump；4th, screw mandrel；5th, support base；6th, groove；7th, Rotational Cylindrical；8th, turn
Dynamic motor；9th, handwheel；10th, rotating shaft；11st, gear；12nd, first support bar；13rd, second support bar；14th, jack；15th, handle；
16th, glove through hole；17th, pressure sensor；18th, annulus；19th, groove；20th, fixed block；21st, fixed ball；22nd, retainer ring；23rd, it is solid
Stator；24th, bolt；25th, nut；26th, fixed seat.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
This specific embodiment is only to explain of the present utility model, and it is not to limitation of the present utility model, ability
Field technique personnel can make the modification without creative contribution to the present embodiment as needed after this specification is read, but
As long as all being protected in right of the present utility model by Patent Law.
As shown in Figure 1,2,3, 4, a kind of jack liftable supporter, including casing 1.The outer bottom of casing 1 is provided with four
The individual roller 2 moved for casing 1, the inner bottom part both sides of casing 1 are fixedly connected with hydraulic pump 3.Hydraulic pump 3 is away from the bottom of casing 1
One end be fixedly connected with screw mandrel 4, two middle part sides of screw mandrel 4 are socketed with same support base 5 jointly.The middle part of support base 5 is set
It is equipped with groove 6, groove 6 and is equipped with Rotational Cylindrical 7, the bottom end of Rotational Cylindrical 7 passes support base 5 and is fixedly connected with rotary electric machine
8.The side that Rotational Cylindrical 7 passes support base 5 is provided with handwheel 9, and handwheel 9 is fixedly connected with rotating shaft 10 at axle center.Rotating shaft 10 is remote
The side of handwheel 9 is arranged with gear 11, and the one end of rotating shaft 10 away from handwheel 9 rotates with Rotational Cylindrical 7 and is connected.
As shown in Figure 4,5, gear 11 is engaged with first support bar 12 and second support bar 13.First support bar 12 and second
The top of support bar 13 is through support column and is hinged with jack 14.The side of jack 14 is fixedly connected with handle 15.
As being provided with glove through hole 16 at the axle center of the jack of Fig. 4,5,6 14, jack 14 away from first support bar 12 one
End is fixedly connected with pressure sensor 17, and jack 14 is fixedly connected with stopping means close to one end of pressure sensor 17.Limit
Position device includes being provided with multiple grooves 19 on annulus 18, annulus 18.Fixed block 20 is equipped with groove 19, fixed block 20 is close
One end at the axle center of annulus 18 is fixedly connected with fixed ball 21, and fixed ball 21 is hemisphere.Fixed block 20 away from the axle center of annulus 18 at
One end abut have retainer ring 22, the side opening of retainer ring 22 1.Retainer ring 22 is provided with stator 23 close to the both sides of opening, Gu
Bolt 24 is equipped with stator 23, the one end of bolt 24 is arranged with nut 25.The one end of two screw mandrels 4 away from jack 14, which is rotated, to be connected
It is connected to same fixed seat 26.
The course of work：, it is necessary to when testing the prestressing force of the steel strand wires of certain altitude, first open hydraulic pump 3, hydraulic pressure during beginning
Pump 3 is started working.The drive screw 4 of hydraulic pump 3 rotates, and screw mandrel 4, which is rotated, drives the support base 5 coordinated with screw mandrel 4 to rotate.By
Screw mandrel 4 in the two ends of support base 5, which is limited mutually, to be rotated, so that support base 5 can only be moved up in the side of screw mandrel 4.Support base 5
It is mobile to drive the jack 14 being fixedly connected on support base 5 to be moved up in the side of screw mandrel 4, so as to adjust the height of jack 14
Position.Reach and do not need manpower transport just to reach the purpose of lifting jack 14.
When jack 14 reaches height necessarily corresponding with steel strand wires, if now the placement direction of steel strand wires not with it is very heavy
Push up 14 glove through holes 16 consistent, then start rotary electric machine 8, rotary electric machine 8 can drive Rotational Cylindrical 7 to rotate.Rotational Cylindrical 7 is rotated
So that jack 14 is rotated in the plane, so as to adjust jack 14 in the position of residing height.
When steel strand wires are not to place in the horizontal plane, handwheel 9 is rotated so that handwheel 9, which is rotated, drives rotating shaft 10 to occur to turn
It is dynamic.Rotating shaft 10, which is rotated, drives the gear 11 being fixedly connected with rotating shaft 10 to rotate, and gear 11 rotates two that driving is engaged with
Individual support bar is moved, and one of support bar can be moved up, and another support bar can be moved down.Two support bars are moved
It is dynamic to cause that jack 14 is no longer concordant in the opposite direction so that the one end of jack 14 is higher, and one end is relatively low, so as to reach that adjustment is very heavy
The purpose of the angle on top 14.
After steel strand wires are aligned with jack 14, casing 1 is promoted so that the roller 2 of the bottom of casing 1 is rolled.Case
Body 1 can be moved on the ground.The movement of casing 1 drives jack 14 to move, so that being in same height with jack 14
Steel strand wires on degree are penetrated in jack 14.
When steel strand wires are penetrated in jack 14, nut 25 is tightened so that consolidating between nut 25 and bolt 24
Stator 23 is close so that retainer ring 22 is tightened.Retainer ring 22 tighten so that the fixed block 20 being fixedly connected with retainer ring 22 along
Groove 19 is to movement at the axle center of annulus 18, and fixed block 20 drives the fixation ball 21 abutted therewith to be twisted with the steel in jack 14
Line is tightly abutted so that steel strand wires are tightly fixed.
Claims (6)
1. a kind of jack liftable supporter, including jack (14), described jack (14) one end are provided with pressure sensing
Device (17), described pressure sensor (17) one end is provided with stopping means, it is characterized in that：Jack (14) bottom, which is fixed, to be connected
Support base (5) is connected to, support base (5) two ends are equipped with screw mandrel (4), and described screw mandrel (4) one end is rotatably connected to fixed seat
(26), the one end of the screw mandrel (4) away from fixed seat (26) is fixedly connected with hydraulic pump (3).
2. jack liftable supporter according to claim 1, it is characterized in that：Case is provided with outside the hydraulic pump (3)
Body (1), casing (1) bottom is provided with roller (2).
3. jack liftable supporter according to claim 1, it is characterized in that：The support base (5) is close to jack
(14) side, which is provided with groove (6), the groove (6), is equipped with Rotational Cylindrical (7), and the jack (14) is located at Rotational Cylindrical
(7) top, Rotational Cylindrical (7) bottom is fixedly connected with rotary electric machine (8).
4. jack liftable supporter according to claim 3, it is characterized in that：It is fixedly connected with below jack (14)
Two support bars, wherein one support bar penetrates Rotational Cylindrical (7) and has gear (11) in Rotational Cylindrical (7) internal messing, described
Gear (11) is engaged with another support bar, and rotating shaft (10), described rotating shaft (10) one end are equipped with gear (11) axle center
Rotate and be connected with Rotational Cylindrical (7) side, rotating shaft (10) other end passes Rotational Cylindrical (7) and is fixedly connected with handwheel (9).
5. jack liftable supporter according to claim 1, it is characterized in that：The stopping means includes fixed ball
(21), the fixed ball (21) is hemisphere, and fixed ball (21) side is fixedly connected with fixed block (20), the fixed ball
(21) abut to have outside and be provided with the groove (19) corresponding with fixed block (20) on annulus (18), the annulus (18), it is described solid
Block (20) is determined through groove (19) and retainer ring (22) is fixedly connected with, and retainer ring (22) side is provided with two stators
(23), it is provided with the stator (23) in screw, the screw and is equipped with bolt (24), bolt (24) one end is arranged with spiral shell
Female (25).
6. jack liftable supporter according to claim 1, it is characterized in that：It is provided with the top of the jack (14)
Handle (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720194753.XU CN206590825U (en) | 2017-03-01 | 2017-03-01 | Jack liftable supporter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720194753.XU CN206590825U (en) | 2017-03-01 | 2017-03-01 | Jack liftable supporter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206590825U true CN206590825U (en) | 2017-10-27 |
Family
ID=60126175
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720194753.XU Expired - Fee Related CN206590825U (en) | 2017-03-01 | 2017-03-01 | Jack liftable supporter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206590825U (en) |
-
2017
- 2017-03-01 CN CN201720194753.XU patent/CN206590825U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171027 |