CN107083764A - The two-way small Traffic control system erecting device of gate lower shaft - Google Patents
The two-way small Traffic control system erecting device of gate lower shaft Download PDFInfo
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- CN107083764A CN107083764A CN201710477278.1A CN201710477278A CN107083764A CN 107083764 A CN107083764 A CN 107083764A CN 201710477278 A CN201710477278 A CN 201710477278A CN 107083764 A CN107083764 A CN 107083764A
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- lower shaft
- slide unit
- type platform
- gate lower
- control system
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- 230000007246 mechanism Effects 0.000 claims description 6
- 238000010276 construction Methods 0.000 abstract description 4
- 230000008901 benefit Effects 0.000 abstract description 3
- 238000004904 shortening Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 8
- 238000009434 installation Methods 0.000 description 6
- 229910000831 Steel Inorganic materials 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 239000004576 sand Substances 0.000 description 4
- 239000002893 slag Substances 0.000 description 4
- 230000007547 defect Effects 0.000 description 3
- 230000007306 turnover Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000011900 installation process Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 241001270131 Agaricus moelleri Species 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
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- 230000003321 amplification Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B7/00—Barrages or weirs; Layout, construction, methods of, or devices for, making same
- E02B7/20—Movable barrages; Lock or dry-dock gates
- E02B7/40—Swinging or turning gates
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- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Legs For Furniture In General (AREA)
- Gates (AREA)
Abstract
The invention discloses a kind of two-way small Traffic control system erecting device of gate lower shaft, it is characterised in that：Including a slide unit, a type platform, lifting body, top backing plate；Slide unit plate top surface is provided with least 2 bal guides, type platform base is located on the slide unit bottom plate, the bal guide position distribution of type platform base end face correspondence slide unit bottom plate has ball, and the setting direction of bal guide makes type platform vertical with the axis direction of gate lower shaft to be installed relative to the direction that slide unit is moved；The height for pushing up the relatively described slide unit bottom of backing plate top surface is less than the distance between gate lower shaft bottom to be installed and lock floor face.The present invention can be used between gate lower shaft bottom and lock floor face, adjustment both vertically and horizontally can conveniently and efficiently be carried out, without more exchange device repeatedly, when needs are repeatedly checked, adjusted, with obvious advantage, artificial, shortening construction period, guarantee personnel and equipment safety can be saved, it is ensured that Adjustment precision.
Description
Technical field
The present invention relates to the gate installation in hydraulic engineering, and in particular to one kind is used to drive turnover plate type steel-slag sand in lower shaft
Lower shaft installation process in carry out the device of two-way small Traffic control system.
Background technology
In recent years, lower shaft driving turnover plate type steel-slag sand is increasingly used for hydraulic engineering dredging waterway pump lock project
In.In the installing engineering of lower shaft driving turnover plate type steel-slag sand, after lock floor and gate pier Retaining wall terminate, steel-slag sand is carried out
Installation, lower shaft is typically first installed, then log type gate leaf be installed on lower shaft, lower shaft is connected hydraulic pressure with support arm by set through walls and opened
Close machine.In gate running, gate flap upset is driven by hydraulic headstock gear driving lower shaft, the purpose of water level management is reached.
When lower shaft is installed, usually first pass through lifting and lower shaft segmentation is hung to lock floor face to be installed, manually to lower shaft
After the splicing of progress scene is integral, then carry out the adjustment of lower shaft precision and positioning.Influenceed by design feature, install what is produced by lower shaft
Error, can cause the relative error between lock gate leaf and sealing veneer steel plate to increase in the amplification of the side of gate flap two, once meet not
Design requirement, in the gate running, easily occurs leak, runs the defects, influence such as unstable, gate shake and abnormal sound
Normally use.Because this kind of defect can not be eliminated by subsequent maintenance, the service life to construction quality and gate all can
Cause strong influence.Therefore, the required precision that lower shaft is installed is higher, is typically designed and requires error range within 3mm.
When carrying out lower shaft adjustment and positioning, limited by installation dimension, lower shaft distance from bottom lock floor face is generally 200
~300mm, for 6m gates, the distance only 206mm.Because conventional jack whole height generally exceedes this size,
Therefore, it is impossible to which the lower shaft in lock floor plane places the adjustment that jack carries out elevation direction directly below.Meanwhile, 6m locks
Door lower shaft overall weight is general at 5 tons or so, therefore, and the adjustment difficulty for carrying out horizontal direction to lower shaft is also very big.
In the prior art, typically first the lower shaft spliced lifting is placed two H200 × 200 × 8 for being about 500mm
On × 12 shaped steel, elevation direction adjustment is carried out respectively against lower shaft two ends using jack in the hoist chamber of lock chamber both sides,
After the preliminary jacking in place of one end elevation, first lower shaft is fixed with gate pier reserved joint bar spot welding, the adjustment of the other end is carried out immediately.Two
After end elevation direction is adjusted in place, checking for elevation direction is carried out, as elevation has error, then repeatedly said process, until high
Journey directional precision is met after requirement, is supported in lower shaft bottom using H200 shaped steel cushionings block, and the adjustment of horizontal direction is carried out immediately.
When horizontal direction is adjusted, the horizontal departure of axis is first measured, is needing adjustment side to be placed on using very heavy top side on gate pier wall, is withstanding
The side of jack, by lower shaft pushing tow to design attitude.After lower shaft both sides horizontal position adjustment is good, lower shaft axial location is carried out
Check.Above procedure is then repeated if any deviation.
There is following defect in the above method：1st, due to needing reserved equipment mounting platform in hoist chamber, basal surface is general
It is again inadequate using a jack pushing tow height when carrying out elevation adjustment less than lower shaft bottom about more than 600mm, so one
As can only be using 2 jack relay pushing tows, because operating space is small, it is hidden to there is very big safety in two jack relay jackings
Suffer from.2nd, the adjustment of lower shaft elevation direction and horizontal direction, which can be produced, interferes influence, it is impossible to one-time-reach-place, and installation rate is with peace
Filling the experience and level of workman has much relations.3rd, installation process is slow, and control errors difficulty is big, generally requires by least 3
Adjustment more than secondary.4th, installation exercise environment is limited, and elevation direction needs 2 jack relay pushing tows, and horizontal direction needs to adjust
Whole jack position carries out lateral pushing tow, and construction operation personnel labor intensity is big, and security is poor.
Accordingly, it would be desirable to a kind of adjustment erecting device that can be used between lower shaft bottom and lock floor face, to lower shaft
The two-way adjustment of elevation direction and horizontal direction is carried out, to solve the above problems.
The content of the invention
The goal of the invention of the present invention is to provide a kind of two-way small Traffic control system erecting device of gate lower shaft, and whole height should can
For between lower shaft bottom and lock floor face, and it can realize that the small Traffic control system in elevation direction and the small stroke of horizontal direction are adjusted
It is whole, to meet adjustment needs when gate lower shaft is installed.
To achieve the above object of the invention, the technical solution adopted by the present invention is：A kind of two-way small Traffic control system of gate lower shaft
Erecting device, including a slide unit, a type platform, the lifting body being arranged on type platform, positioned at the movement parts top of lifting body
Push up backing plate；The slide unit has a slide unit bottom plate, and slide unit plate top surface has provided with least 2 bal guides, the type platform
One type platform base, the type platform base is located on the slide unit bottom plate, the bal guide of type platform base end face correspondence slide unit bottom plate
Position distribution has a ball, and the setting direction of bal guide makes the direction and gate lower shaft to be installed that type platform moves relative to slide unit
Axis direction it is vertical；The height of the top backing plate top surface relatively described slide unit bottom be less than gate lower shaft bottom to be installed with
The distance between lock floor face.
Above, top backing plate is located at the lower section of gate lower shaft to be adjusted, by lifting body, and top backing plate promotes gate bottom
Axle realizes the elevation adjustment of lower shaft, by the ball engagement between type platform and slide unit, type platform is moved relative to slide unit, realizes lower shaft
Horizontal adjustment.Adjust stroke general within 50mm.Because horizontal adjustment is realized in the cooperation using type platform and slide unit, type platform is same
When be used to accommodating lifting body and realize that elevation is adjusted, thus overall height dimension is small, can enter gate lower shaft and lock floor
Between face, it is not necessary to operated in hoist chamber, adjustment operation is convenient for.Meanwhile, elevation adjustment and horizontal adjustment can
It is repeated, will not be interacted with synchronous, thus does not need repeated disassembled and assembled equipment, it is easy to operate.
Further technical scheme, the two ends that the slide unit corresponds to type platform glide direction are provided with and slide unit bottom plate fixation company
Pilot hole is offered respectively on the slide unit side wall connect, two side slid platform side walls, and horizontal guide and water are respectively equipped with through the pilot hole
Flat-top pushes away screw rod, and one end of the horizontal guide is fixedly connected with the side of the type platform base, the horizontal pushing tow screw rod
One end is fixedly connected with the opposite side of the type platform base.Using horizontal pushing tow screw rod, horizontal level can accurately be adjusted
It is whole.
In above-mentioned technical proposal, the mounting structure of the ball of type platform base end face is ball installing plate to be set, at type platform bottom
Ball mounting groove is distributed with the bottom face of seat, and correspondence ball mounting groove opens up through hole on ball installing plate, the through hole it is straight
Footpath is less than the diameter of ball, and the ball is spacing on type platform base by ball installing plate.
Further technical scheme, sets one to prevent respectively in the type platform upper end corresponding to gate lower shaft both sides to be installed
Topple support arm, and the overturn-preventing support arm shaped upper part coordinates with gate lower shaft, and bottom is detachably connected on type platform through screw.
After device is placed into below lower shaft, overturn-preventing support arm is installed with screw, provides lateral Displacement to lower shaft, prevents in adjustment process
In, lower shaft topples because deviation occurs for the reasons such as inertia, strengthens security.
It is preferred that technical scheme, the overturn-preventing support arm bottom have mutually perpendicular first installing plate and second install
Plate, first installing plate coordinates through screw and type countertop to be fixed, and second installing plate coordinates through screw and type platform side
It is fixed.Pass through two pieces of vertical installing plates, it is ensured that overturn-preventing support arm is reliably connected with type platform.
In above-mentioned technical proposal, the lifting body is that a swivel nut is fixedly installed on type platform, coordinates with the swivel nut and sets
A screw rod is put as movement parts, is located on the screw rod above type platform and is provided with shed stick between the backing plate of top.Spiral lifting mechanism
With auto-lock function, vertical top is raised to behind position, destroked retraction, therefore, can be adjusted with long period load operations in lower shaft
, can be to the reliable jacking of lower shaft in overall process.
It is preferred that technical scheme, the slide unit has 4 provided with 4 bal guides, the type platform base end face correspondence facet
Arrange ball.
On further technical scheme, the slide unit scale is provided with along type platform glide direction.
Further technical scheme, the slide unit both sides, which are distributed in wheeled base, wheel seat, is provided with rubber wheel, the wheel shaft of rubber wheel
Two ends be located at wheel seat on vertically extending elongated slot in, by position-limit mechanism it is spacing so that rubber wheel have it is downwardly projecting in slide unit bottom
Face and shrink upwards in two kinds of stable states in wheel seat.
In above-mentioned technical proposal, the position-limit mechanism is that the wheel shaft position of correspondence rubber wheel is provided with adjustment spiral shell on wheel seat
Nail, the adjusting screw lower end is against on wheel shaft, when adjusting screw turns tight, and wheel shaft, which is moved downward, makes rubber wheel bottom be less than slide unit
Bottom surface, when adjusting screw is loosened, motion withdraws rubber wheel to wheel shaft upwards.
Because above-mentioned technical proposal is used, the present invention has following advantages compared with prior art：
1st, the present invention realizes horizontal adjustment by the setting of type platform and slide unit, and by setting lifting body to realize in type platform, elevation is adjusted
It is whole, thus can be under the premise of whole height is less, while realizing the elevation adjustment to heavy weight gate lower shaft and level
Adjustment, thus, device can be used between gate lower shaft bottom and lock floor face, and operating space is big, and operating process is directly perceived,
It ensure that Adjustment precision；
2nd, the present invention can conveniently and efficiently carry out adjustment both vertically and horizontally by two table apparatus cooperatings,
Without more exchange device repeatedly, jack is dismounted, when needs are repeatedly checked, adjusted, with obvious advantage；
When the 3rd, using spiral lifting mechanism, with auto-lock function, vertical top is raised to behind position, destroked retraction, when can be longer
Between load operations, therefore, lower shaft adjust overall process in, can be to the reliable jacking of lower shaft；
4th, relative to traditional method, the adjustment of lower shaft precision is carried out using the present apparatus, can save it is artificial, shorten the construction period,
Guarantee personnel and equipment safety, raising lower shaft installation accuracy.
Brief description of the drawings
Fig. 1 is the structural representation of the embodiment of the present invention（Broken section）；
Fig. 2 is the enlarged diagram of medium-sized part of Fig. 1；
Fig. 3 is Fig. 2 A-A schematic cross-sectional views；
Fig. 4 is the schematic top plan view of slide unit part in Fig. 1；
Fig. 5 is the elevational schematic view of type platform；
Fig. 6 is the schematic diagram of wheel seat；
Fig. 7 is Fig. 6 left view partial sectional view.
Wherein：1st, slide unit；2nd, type platform；3rd, lifting body；4th, backing plate is pushed up；5th, bal guide；6th, type platform base；7th, ball；
8th, gate lower shaft；9th, slide unit side wall；10th, horizontal guide；11st, horizontal pushing tow screw rod；12nd, ball installing plate；13rd, swivel nut；14th, spiral shell
Bar；15th, shed stick；16th, overturn-preventing support arm；17th, the first installing plate；18th, the second installing plate；19th, scale；20th, wheel seat；21st, rubber
Wheel；22nd, adjusting screw.
Embodiment
Below in conjunction with the accompanying drawings and embodiment the invention will be further described：
Embodiment one：Referring to shown in Fig. 1 to Fig. 5, a kind of two-way small Traffic control system erecting device of gate lower shaft, including a slide unit 1,
One type platform 2, the lifting body 3 being arranged on type platform, the top backing plate 4 positioned at the movement parts top of lifting body；The slide unit tool
There is a slide unit bottom plate, slide unit plate top surface has a type platform base 6, the type platform provided with 4 bal guides 5, the type platform
Base 6 is located on the slide unit bottom plate, and the position distribution of bal guide 5 of the bottom surface of type platform base 6 correspondence slide unit bottom plate has ball 7,
The setting direction of bal guide 5 makes the direction that type platform is moved relative to slide unit and the axis direction of gate lower shaft 8 to be installed hang down
Directly；The height of the top relatively described slide unit bottom of the top surface of backing plate 4 is less than gate lower shaft bottom to be installed and lock floor face
The distance between.
The two ends that the slide unit corresponds to type platform glide direction are provided with the slide unit side wall 9 being fixedly connected with slide unit bottom plate, two
Pilot hole is offered respectively on side slid platform side wall 9, and horizontal guide 10 and horizontal pushing tow screw rod 11 are respectively equipped with through the pilot hole,
One end of the horizontal guide 10 is fixedly connected with the side of the type platform base, one end of the horizontal pushing tow screw rod 11 and institute
The opposite side for stating type platform base is fixedly connected.
As shown in figure 3, the mounting structure of the ball of type platform base end face is, ball installing plate 12 is set, in type platform base
Bottom face ball mounting groove is distributed with, correspondence ball mounting groove opens up through hole on ball installing plate 12, the through hole it is straight
Footpath is less than the diameter of ball, and the ball is spacing on type platform base by ball installing plate.The lifting body is, on type platform
A swivel nut 13 is fixedly installed, a screw rod 14 is equipped with as movement parts with the swivel nut 13, type platform is located on the screw rod 14
Shed stick 15 is provided between top and top backing plate 4.
In the present embodiment, one overturn-preventing branch is set respectively corresponding to gate lower shaft both sides to be installed in the type platform upper end
Arm 16, the shaped upper part of overturn-preventing support arm 16 coordinates with gate lower shaft, and bottom has the mutually perpendicular He of first installing plate 17
Second installing plate 18, first installing plate 17 coordinates through screw and type countertop to be fixed, and second installing plate 18 is through screw
Coordinate with type platform side and fix.
As shown in figure 4, being provided with scale 19 along type platform glide direction on the slide unit.The slide unit both sides are distributed wheeled base
20, wheel seat is interior to be provided with rubber wheel 21, referring to Fig. 6 and Fig. 7, and the wheel shaft two ends of rubber wheel are located at the vertically extending elongated slot on wheel seat
Interior, the wheel shaft position of correspondence rubber wheel is provided with adjusting screw 22, the adjusting screw lower end is against on wheel shaft on wheel seat, adjusted
When whole screw turns tight, wheel shaft, which is moved downward, makes rubber wheel bottom be less than slide unit bottom surface, and when adjusting screw is loosened, wheel shaft is moved upwards
Withdraw rubber wheel.
In use, can operate according to the following steps：
（1）Before lower shaft lifting, unwrapping wire is first measured according to design drawing, demarcation lower shaft axial location, install control line and
Hoist controlling line（Away from each about 100mm in outline both sides）.
（2）By in lower shaft segmental hoisting to lock chamber, carrying out, manual site's splicing is integral.The lower shaft spliced is placed
Two are about in 500mmH200*200*8*12 shaped steel temporary supports, and the cushioning block in H profile steel, and lower shaft axis is destined into summary
Than design high 10mm of axis or so.
（3）The device that two playscript with stage directions embodiments are laid in appropriate location in control line is installed in lower shaft bottom, will be made in the backing plate of top
The lower shaft axis that line substantially goes out with measuring is alignd, and lower shaft bottom is placed on the backing plate of top.Screw rod is rotated, lower shaft is risen,
Then cushion block is progressively pumped, by the past downward of top backing plate.Because lower shaft temporary support is predetermined than design altitude summary by axis elevation
Timing under high 10mm, top backing plate, only need to carry out small Traffic control system can reach design altitude, about within 50mm.
（4）When carrying out elevation adjustment, each adjusting screw on periphery is screwed out, wheel shaft is packed up, and rubber wheel bounces back to race
It is interior, slid platform base is confirmed on lock floor concrete surface, it is ensured that device is integrally steady.Then it is directed to bar and passes through clamp screw
Silk is fixed in slid platform base, and horizontal pushing tow screw rod possesses self-lock ability in itself in addition, and now guide rod and pushing tow screw rod are in type
When lifting body in platform carries out elevation jacking, type platform can be fixed in slid platform base, play spacing and locking action, prevent
In vertical direction jacking, the sliding of lifting body occurred level.
（5）After elevation location is checked, lower shaft horizontal direction adjustment is carried out, because top backing plate has been in lower shaft when laying
On axis, thus horizontal direction adjustment stroke also without very big, substantially about within 50mm.
（6）When carrying out horizontal direction adjustment, first overturn-preventing support arm is arranged on type platform by screw, overturn-preventing support arm
The crooked radian of processing is closed with lower shaft match profiles.Gap between the overturn-preventing support arm and lower shaft timber wedge etc. that can jump a queue is padded,
After confirming that lower shaft and both sides overturn-preventing support arm are closely connected, guide rod holding screw is unclamped, the axial location rotation adjusted as needed
Horizontal pushing tow screw rod, the progressively slow adjustment for carrying out horizontal direction together with the lower shaft of its jacking to type platform.Kept a close eye on during adjustment
Lower shaft stable case, the working condition for pushing up backing plate, overturn-preventing support arm, type platform and slide unit.
（7）After elevation and horizontal level are adjusted, guide rod is locked, and carries out lower shaft axis precision and is checked, arrival is set
After meter is required, lower shaft and gate pier wall reserved joint bar are subjected to spot welding at two ends and fixed, and temporary support is set in lower shaft bottom, prevented
Only lower shaft off normal.
Claims (10)
1. a kind of two-way small Traffic control system erecting device of gate lower shaft, it is characterised in that：Including a slide unit, a type platform, it is arranged on
Lifting body on type platform, the top backing plate positioned at the movement parts top of lifting body；The slide unit has a slide unit bottom plate, slide unit
Plate top surface is provided with least 2 bal guides, and the type platform has a type platform base, and the type platform base is located at the slide unit
On bottom plate, the bal guide position distribution of type platform base end face correspondence slide unit bottom plate has ball, and the setting direction of bal guide makes
Type platform is vertical with the axis direction of gate lower shaft to be installed relative to the direction that slide unit is moved；The top backing plate top surface is with respect to institute
The height for stating slide unit bottom is less than the distance between gate lower shaft bottom to be installed and lock floor face.
2. the two-way small Traffic control system erecting device of gate lower shaft according to claim 1, it is characterised in that：The slide unit pair
It should be provided with the slide unit side wall being fixedly connected with slide unit bottom plate, two side slid platform side walls and open up respectively in the two ends of type platform glide direction
Have pilot hole, horizontal guide and horizontal pushing tow screw rod be respectively equipped with through the pilot hole, one end of the horizontal guide with it is described
The side of type platform base is fixedly connected, and one end of the horizontal pushing tow screw rod is fixedly connected with the opposite side of the type platform base.
3. the two-way small Traffic control system erecting device of gate lower shaft according to claim 1, it is characterised in that：Type platform base bottom
The mounting structure of the ball in face is to set ball installing plate, ball mounting groove is distributed with the bottom face of type platform base, in ball
Correspondence ball mounting groove opens up through hole on installing plate, and the diameter of the through hole is less than the diameter of ball, and the ball is pacified by ball
Fill plate spacing on type platform base.
4. the two-way small Traffic control system erecting device of gate lower shaft according to claim 1, it is characterised in that：In the type platform
Upper end sets an overturn-preventing support arm, the overturn-preventing support arm shaped upper part and lock respectively corresponding to gate lower shaft both sides to be installed
Door lower shaft coordinates, and bottom is detachably connected on type platform through screw.
5. the two-way small Traffic control system erecting device of gate lower shaft according to claim 4, it is characterised in that：The overturn-preventing
Support arm bottom has mutually perpendicular first installing plate and the second installing plate, and first installing plate is matched somebody with somebody through screw with type countertop
Close and fix, second installing plate coordinates through screw and type platform side to be fixed.
6. the two-way small Traffic control system erecting device of gate lower shaft according to claim 1, it is characterised in that：The jack
Structure is that a swivel nut is fixedly installed on type platform, is equipped with a screw rod as movement parts with the swivel nut, is located on the screw rod
Shed stick is provided between the backing plate of above type platform and top.
7. the two-way small Traffic control system erecting device of gate lower shaft according to claim 1, it is characterised in that：On the slide unit
Provided with 4 bal guides, the type platform base end face correspondence facet has 4 row's balls.
8. the two-way small Traffic control system erecting device of gate lower shaft according to claim 1, it is characterised in that：On the slide unit
Scale is provided with along type platform glide direction.
9. the two-way small Traffic control system erecting device of gate lower shaft according to claim 1, it is characterised in that：The slide unit two
Side, which is distributed in wheeled base, wheel seat, is provided with rubber wheel, and the wheel shaft two ends of rubber wheel are located in the vertically extending elongated slot on wheel seat, by
Position-limit mechanism it is spacing so that rubber wheel have it is downwardly projecting in slide unit bottom surface and shrinking upwards in two kinds of stable states in wheel seat.
10. the two-way small Traffic control system erecting device of gate lower shaft according to claim 9, it is characterised in that：It is described spacing
Mechanism is that the wheel shaft position of correspondence rubber wheel is provided with adjusting screw, the adjusting screw lower end is against on wheel shaft on wheel seat,
When adjusting screw turns tight, wheel shaft, which is moved downward, makes rubber wheel bottom be less than slide unit bottom surface, and when adjusting screw is loosened, wheel shaft is transported upwards
It is dynamic to withdraw rubber wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710477278.1A CN107083764B (en) | 2017-06-21 | 2017-06-21 | Gate bottom shaft bidirectional small-stroke adjusting and installing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710477278.1A CN107083764B (en) | 2017-06-21 | 2017-06-21 | Gate bottom shaft bidirectional small-stroke adjusting and installing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107083764A true CN107083764A (en) | 2017-08-22 |
| CN107083764B CN107083764B (en) | 2023-12-01 |
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ID=59606235
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710477278.1A Active CN107083764B (en) | 2017-06-21 | 2017-06-21 | Gate bottom shaft bidirectional small-stroke adjusting and installing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107083764B (en) |
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|---|---|---|---|---|
| CN107489131A (en) * | 2017-08-31 | 2017-12-19 | 中亿丰建设集团股份有限公司 | A kind of three-dimensional combined adjuster |
| CN107489131B (en) * | 2017-08-31 | 2023-09-19 | 中亿丰建设集团股份有限公司 | Three-way joint debugging device |
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| Publication number | Publication date |
|---|---|
| CN107083764B (en) | 2023-12-01 |
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