CN108252337A - A kind of pile foundation drags the multi-functional stress test device changed - Google Patents
A kind of pile foundation drags the multi-functional stress test device changed Download PDFInfo
- Publication number
- CN108252337A CN108252337A CN201810133758.0A CN201810133758A CN108252337A CN 108252337 A CN108252337 A CN 108252337A CN 201810133758 A CN201810133758 A CN 201810133758A CN 108252337 A CN108252337 A CN 108252337A
- Authority
- CN
- China
- Prior art keywords
- arc
- shaped base
- support
- stress
- base
- 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.)
- Granted
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D33/00—Testing foundations or foundation structures
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The multi-functional stress test device changed is dragged the invention discloses a kind of pile foundation, relates generally to technical field of building construction.Including at least three arc-shaped bases, connection support plate is equipped between the two neighboring arc-shaped base, the top of the arc-shaped base is equipped with several supporting racks from bottom to top, bar is vertically directed there are two being set on support frame as described above, it is vertically directed described in two between bar equipped with supporting block, arcuately pedestal is radially provided with guide rail for the top of the supporting block, the top of the guide rail is equipped with support slipper, on the support slipper horizontally-supported column is equipped with close to the side in the center of circle of arc-shaped base, the described one end of horizontally-supported column far from support slipper is equipped with stress meter mounting bracket, it is vertically-mounted on the stress meter mounting bracket to have Reinforcement Stress-count.The beneficial effects of the present invention are：Reinforcement Stress-count can be quickly installed in place by it, can be shortened the installation occupied time of Reinforcement Stress-count, can be improved working efficiency.
Description
Technical field
The present invention relates to technical field of building construction, specifically a kind of pile foundation drags the multi-functional stress test device changed.
Background technology
It is a kind of mode for carrying out basement process and reinforcing that pile foundation, which is dragged and changed, is generally used for the transformation of building underground foundation, main
It solves the problems, such as to need constructing underground building and new building work under the foundation stabilization of existing building, existing building basis
Journey influence existing building it is safe when the problems such as needing processing, therefore pile foundation drags the stress test after changing particularly important, at present,
The stress test of pile body is often carried out using Reinforcement Stress-count when carrying out stress test, the installation of Reinforcement Stress-count fully relies on
Manually, it needs Reinforcement Stress-count could to be installed in place by multiple types of tools, the installation process of Reinforcement Stress-count occupies largely
Time, working efficiency is low.
Invention content
The multi-functional stress test device changed is dragged the purpose of the present invention is to provide a kind of pile foundation, it can be by reinforcement stresses
Meter is quickly installed in place, and can be shortened the installation occupied time of Reinforcement Stress-count, can be improved working efficiency.
The present invention to achieve the above object, is achieved through the following technical solutions：
A kind of pile foundation drags the multi-functional stress test device changed, including at least three arc-shaped bases, the two neighboring arc
Connection support plate is equipped between shape pedestal, the bottom surface of the connection support plate and the bottom surface of arc-shaped base are coplanar, the arcuate bottom
The both ends of the bottom of seat are equipped with the mounting groove being adapted with connecting support plate, and connecting pole, the company are equipped in the mounting groove
It connects support plate and is equipped with the mounting hole being adapted with connecting pole, the width of the mounting groove is more than the width of connection support plate, institute
It states connection support plate to be rotatablely connected by connecting pole and arc-shaped base, the length of the connection support plate is adjustable, the arcuate bottom
The side in the center of circle far from arc-shaped base is equipped with bottom plate on seat, and the bottom surface of the bottom plate and the bottom surface of arc-shaped base are coplanar, described
Bottom plate is equipped with foundation bolt, and the top of the arc-shaped base is equipped with several supporting racks, adjacent support frame as described above from bottom to top
Between be equipped with support base, the support base is detachably connected with supporting rack, set on support frame as described above there are two be vertically directed bar, institute
It states and is vertically directed bar and is fixedly connected with supporting rack, be vertically directed described in two between bar and be equipped with supporting block, the two of the supporting block
End is equipped with and is vertically directed the guide sleeve that bar is adapted, and arcuately pedestal is radially provided with guide rail for the top of the supporting block,
The top of the guide rail is equipped with support slipper, and the support slipper is slidably connected with guide rail, close to arc on the support slipper
The side in the center of circle of pedestal is equipped with horizontally-supported column, and the described one end of horizontally-supported column far from support slipper is installed equipped with stress meter
Frame, one end of the horizontally-supported column are fixedly connected with support slipper, and the other end is fixedly connected with stress meter mounting bracket, described to answer
Vertically-mounted on power meter mounting bracket to have Reinforcement Stress-count, one end level of the support slipper far from horizontally-supported column is equipped with first
Electric pushrod, the one end in the center of circle of the top far from arc-shaped base of the guide rail are equipped with the first mounting base, and described first electronic pushes away
One end of bar is connect with the first mounting base, and the other end is connect with support slipper, and the bottom of the supporting block is equipped with the second electricity vertically
Dynamic push rod, the middle part of the bottom of support frame as described above are equipped with the second mounting base being adapted with the second electric pushrod, second electricity
One end of dynamic push rod is connect with the second mounting base, and the other end is connect with supporting block.
Reinforcing rib is equipped between the arc-shaped base and bottom plate.
It is located on the two neighboring arc-shaped base between two support bases in same level and is equipped with connecting rod.
Support frame as described above is equipped with cat ladder.
The prior art is compared, the beneficial effects of the present invention are：
1st, it is of the invention whole using detachable structure, the transport and installation of the present invention can be convenient for, connect support plate by arc
Shape pedestal links together, and can increase the present invention and the contact area on ground, can ensure the stability that the present invention supports, often
It is all provided with detecting the stress of pile body on a supporting rack by Reinforcement Stress-count there are one Reinforcement Stress-count, can install as needed
The quantity of required supporting rack is promoted Reinforcement Stress-count to the height identical with position to be detected by the second electric pushrod,
Reinforcement Stress-count is pushed to by position to be detected by the first electric pushrod, Reinforcement Stress-count can be quickly installed in place,
The installation occupied time of Reinforcement Stress-count can be shortened, working efficiency can be improved.
2nd, reinforcing rib is equipped between arc-shaped base and bottom plate of the invention, the stability of arc-shaped base can be improved.
3rd, it is equipped between two support bases being located in same level on the two neighboring arc-shaped base of the invention
Connecting rod can improve the integrally-built stability of the present invention.
4th, supporting rack of the invention is equipped with cat ladder, convenient for climbing, can be convenient for the assembling of the present invention.
Description of the drawings
Attached drawing 1 is the structure diagram of the present invention.
Attached figure label：1st, arc-shaped base；2nd, support plate is connected；3rd, mounting groove；4th, connecting pole；5th, bottom plate；6th, lower margin spiral shell
Bolt；7th, supporting rack；8th, support base；9th, it is vertically directed bar；10th, supporting block；11st, guide sleeve；12nd, guide rail；13rd, support slipper；14、
Horizontally-supported column；15th, stress meter mounting bracket；16th, Reinforcement Stress-count；17th, the first electric pushrod；18th, the first mounting base；19th,
Two electric pushrods；20th, the second mounting base；21st, reinforcing rib；22nd, connecting rod.
Specific embodiment
With reference to specific embodiment, the present invention is further explained.It should be understood that these embodiments are merely to illustrate the present invention
Rather than it limits the scope of the invention.In addition, it should also be understood that, after reading the content taught by the present invention, people in the art
Member can make various changes or modifications the present invention, and such equivalent forms equally fall within range defined herein.
Of the present invention is that a kind of pile foundation drags the multi-functional stress test device changed, including at least three arc-shaped bases 1, phase
Connection support plate 2, the bottom surface of the connection support plate 2 and the bottom surface of arc-shaped base 1 are equipped between adjacent two arc-shaped bases 1
Coplanar, the both ends of the bottom of the arc-shaped base 1 are equipped with the mounting groove 3 adaptable with connecting support plate 2, the mounting groove 3
Interior to be equipped with connecting pole 4, the connection support plate 2 is equipped with the mounting hole being adapted with connecting pole 4, connects support plate 2 by arc
Pedestal 1 links together, and can increase the present invention and the contact area on ground, can ensure the stability that the present invention supports.Institute
The width for stating mounting groove 3 is more than the width of connection support plate 2, and the connection support plate 2 passes through 1 turn of connecting pole 4 and arc-shaped base
Dynamic connection, the length of the connection support plate 2 is adjustable, can be according to the distance between two neighboring arc-shaped base 1 to connection branch
The length of fagging 2 is adjusted, and can be suitable for different uses needs.Circle far from arc-shaped base 1 on the arc-shaped base 1
The side of the heart is equipped with bottom plate 5, and the bottom surface and the bottom surface of arc-shaped base 1 of the bottom plate 5 are coplanar, and the bottom plate 5 is equipped with lower margin spiral shell
Bolt 6 is fixed the position of arc-shaped base 1 by foundation bolt 6.The top of the arc-shaped base 1 is equipped with several from bottom to top
Supporting rack 7 is equipped with support base 8 between adjacent support frame as described above 7, and the support base 8 is detachably connected with supporting rack 7, the branch
It is set on support 7 there are two bar 9 is vertically directed, the bar 9 that is vertically directed is fixedly connected with supporting rack 7, is vertically directed described in two
Supporting block 10 is equipped between bar 9, the both ends of the supporting block 10 are equipped with and are vertically directed the adaptable guide sleeve 11 of bar 9, branch
Arcuately pedestal 1 is radially provided with guide rail 12 at the top of bracer 10, and the top of the guide rail 12 is equipped with support slipper 13, the branch
Support sliding block 13 is slidably connected with guide rail 12, and horizontal prop up is equipped with close to the side in the center of circle of arc-shaped base 1 on the support slipper 13
Dagger 14, the described horizontally-supported one end of column 14 far from support slipper 13 are equipped with stress meter mounting bracket 15, the horizontally-supported column
14 one end is fixedly connected with support slipper 13, and the other end is fixedly connected with stress meter mounting bracket 15, the stress meter mounting bracket
Vertically-mounted on 15 to have Reinforcement Stress-count 16, one end level of the support slipper 13 far from horizontally-supported column 14 is equipped with the first electricity
Dynamic push rod 17, the one end in the center of circle of the top of guide rail 12 far from arc-shaped base 1 are equipped with the first mounting base 18, first electricity
One end of dynamic push rod 17 is connect with the first mounting base 18, and the other end is connect with support slipper 13, and the bottom of the supporting block 10 is erected
The second electric pushrod 19 is directly equipped with, the middle part of the bottom of support frame as described above 7 is equipped be adapted with the second electric pushrod 19 second
Mounting base 20, one end of second electric pushrod 19 are connect with the second mounting base 20, and the other end is connect with supporting block 10, this hair
Bright entirety uses detachable structure, can be convenient for the transport and installation of the present invention, being all provided on each supporting rack 7 should there are one reinforcing bar
Power meter 16 detects the stress of pile body by Reinforcement Stress-count 16, can install the quantity of required supporting rack 7 as needed, leads to
It crosses the second electric pushrod 19 and Reinforcement Stress-count 16 is promoted to the height identical with position to be detected, pass through the first electric pushrod 17
Reinforcement Stress-count 16 is pushed to position to be detected, Reinforcement Stress-count 16 can be quickly installed in place, reinforcing bar can be shortened
The installation occupied time of stress meter 16, working efficiency can be improved.
In order to improve the stability of arc-shaped base, reinforcing rib 21, Neng Gouti is equipped between the arc-shaped base 1 and bottom plate 5
The stability of high arc-shaped base.
In order to improve the integrally-built stability of the present invention, it is located at same level on the two neighboring arc-shaped base 1
On two support bases 8 between be equipped with connecting rod 22, the integrally-built stability of the present invention can be improved.
For the ease of the assembling of the present invention, support frame as described above 7 is equipped with cat ladder, convenient for climbing, can be convenient for the present invention's
Assembling.
Embodiment：Of the present invention is that a kind of pile foundation drags the multi-functional stress test device changed, including four arc-shaped bases
1, connection support plate 2, the bottom surface of the connection support plate 2 and arc-shaped base 1 are equipped between the two neighboring arc-shaped base 1
Bottom surface is coplanar, and the both ends of the bottom of the arc-shaped base 1 are equipped with the mounting groove 3 adaptable with connecting support plate 2, the installation
Connecting pole 4 is welded in slot 3 vertically, the end of the connection support plate 2 is equipped with the mounting hole being adapted with connecting pole 4, connection
Support plate 2 links together arc-shaped base 1, can increase the present invention and the contact area on ground, can ensure branch of the present invention
The stability of support.The width of the mounting groove 3 is more than the width of connection support plate 2, and the connection support plate 2 passes through connecting pole 4
It is rotatablely connected with arc-shaped base 1, connecting the end of support plate 2 can rotate in mounting groove 3.The length of the connection support plate 2
It is adjustable, the length for connecting support plate 2 can be adjusted according to the distance between two neighboring arc-shaped base 1, can be applicable in
It is needed in different uses.The side in the center of circle far from arc-shaped base 1 is welded with bottom plate 5 on the arc-shaped base 1, bottom plate 5
Bottom surface and the bottom surface of arc-shaped base 1 are coplanar, and the bottom plate 5 is equipped with foundation bolt 6, the mounting hole being adapted with foundation bolt 6,
The position of arc-shaped base 1 is fixed by foundation bolt 6.Reinforcing rib 21, energy are welded between the arc-shaped base 1 and bottom plate 5
Enough improve the stability of arc-shaped base.The top of the arc-shaped base 1 is equipped with several supporting racks 7, the support from bottom to top
Cat ladder is welded on frame 7, convenient for climbing, the assembling of the present invention can be convenient for.Support base 8 is equipped between adjacent support frame as described above 7,
The support base 8 is detachably connected by screw and supporting rack 7, and same level is located on the two neighboring arc-shaped base 1
On two support bases 8 between be equipped with connecting rod 22, connecting rod 22 connect by screw with support base 8, can improve the present invention
Integrally-built stability.Two are welded on support frame as described above 7 and is vertically directed bar 9, two are vertically directed between bar 9 equipped with branch
Bracer 10, the both ends of the supporting block 10 are welded with and are vertically directed the adaptable guide sleeve 11 of bar 9, the top of supporting block 10
Arcuately pedestal 1 is radially provided with guide rail 12, and guide rail 12 is fixed on by hexagon socket head cap screw in supporting block 10, the guide rail 12
Top is equipped with support slipper 13, and the support slipper 13 is slidably connected with guide rail 12, and support slipper 13 can be slided along guide rail 12,
The side in the center of circle on the support slipper 13 close to arc-shaped base 1 is welded with horizontally-supported column 14, the horizontally-supported column 14
One end far from support slipper 13 is welded with stress meter mounting bracket 15, vertically-mounted on stress meter mounting bracket 15 to have Reinforcement Stress-count
16, one end level of the support slipper 13 far from horizontally-supported column 14 is equipped with the first electric pushrod 17, the top of the guide rail 12
The one end in the center of circle of the portion far from arc-shaped base 1 is welded with the first mounting base 18, one end of the first electric pushrod 17 by screw with
First mounting base 18 connects, and the other end is connect by screw with support slipper 13, and the bottom of the supporting block 10 is equipped with the vertically
Two electric pushrods 19 are welded with the second mounting base being adapted with the second electric pushrod 19 in the middle part of the bottom of support frame as described above 7
20, one end of second electric pushrod 19 is connect by screw with the second mounting base 20, and the other end passes through screw and supporting block
10 connections, the present invention is whole using detachable structure, can be convenient for the transport and installation of the present invention, is all provided on each supporting rack 7
There are one Reinforcement Stress-counts 16, and the stress of pile body is detected by Reinforcement Stress-count 16, can install required support as needed
Reinforcement Stress-count 16 is promoted the height identical with position to be detected by the quantity of frame 7 by the second electric pushrod 19, passes through
Reinforcement Stress-count 16 is pushed to position to be detected by one electric pushrod 17, can quickly be installed in place Reinforcement Stress-count 16,
The installation occupied time of Reinforcement Stress-count 16 can be shortened, working efficiency can be improved.
Claims (4)
1. a kind of pile foundation drags the multi-functional stress test device changed, it is characterised in that：Including at least three arc-shaped bases (1), phase
Connection support plate (2), the bottom surface of the connection support plate (2) and arc-shaped base are equipped between adjacent two arc-shaped bases (1)
(1) bottom surface is coplanar, and the both ends of the bottom of the arc-shaped base (1) are equipped with the mounting groove adaptable with connecting support plate (2)
(3), connecting pole (4) is equipped in the mounting groove (3), the connection support plate (2) is equipped with the peace being adapted with connecting pole (4)
Hole is filled, the width of the mounting groove (3) is more than the width of connection support plate (2), and the connection support plate (2) passes through connecting pole
(4) it is rotatablely connected with arc-shaped base (1), the length of the connection support plate (2) is adjustable, far from arc on the arc-shaped base (1)
The side in the center of circle of shape pedestal (1) is equipped with bottom plate (5), and the bottom surface and the bottom surface of arc-shaped base (1) of the bottom plate (5) are coplanar, institute
Bottom plate (5) is stated equipped with foundation bolt (6), the top of the arc-shaped base (1) is equipped with several supporting racks (7) from bottom to top,
Support base (8) is equipped between adjacent support frame as described above (7), the support base (8) is detachably connected with supporting rack (7), the branch
It is set on support (7) there are two bar (9) is vertically directed, the bar (9) that is vertically directed is fixedly connected with supporting rack (7), described in two
It is vertically directed between bar (9) equipped with supporting block (10), the both ends of the supporting block (10) are equipped with mutually fits with being vertically directed bar (9)
The guide sleeve (11) answered, arcuately pedestal (1) is radially provided with guide rail (12), the guide rail for the top of the supporting block (10)
(12) top is equipped with support slipper (13), and the support slipper (13) is slidably connected with guide rail (12), the support slipper
(13) horizontally-supported column (14) is equipped with close to the side in the center of circle of arc-shaped base (1) on, the horizontally-supported column (14) is far from branch
The one end for supportting sliding block (13) is equipped with stress meter mounting bracket (15), and one end of the horizontally-supported column (14) and support slipper (13) are solid
Fixed connection, the other end is fixedly connected with stress meter mounting bracket (15), vertically-mounted on the stress meter mounting bracket (15) to have reinforcing bar
Stress meter (16), one end level of the support slipper (13) far from horizontally-supported column (14) are equipped with the first electric pushrod (17),
The one end in the center of circle of the top of guide rail (12) far from arc-shaped base (1) is equipped with the first mounting base (18), and described first is electronic
One end of push rod (17) is connect with the first mounting base (18), and the other end is connect with support slipper (13), the supporting block (10)
Bottom is equipped with the second electric pushrod (19) vertically, and the middle part of the bottom of support frame as described above (7) is equipped with and the second electric pushrod (19)
Adaptable the second mounting base (20), one end of second electric pushrod (19) are connect with the second mounting base (20), the other end
It is connect with supporting block (10).
2. a kind of pile foundation according to claim 1 drags the multi-functional stress test device changed, it is characterised in that：The arc
Reinforcing rib (21) is equipped between pedestal (1) and bottom plate (5).
3. a kind of pile foundation according to claim 1 drags the multi-functional stress test device changed, it is characterised in that：It is two neighboring
It is located on the arc-shaped base (1) between two support bases (8) in same level and is equipped with connecting rod (22).
4. a kind of pile foundation according to claim 1 drags the multi-functional stress test device changed, it is characterised in that：The support
Frame (7) is equipped with cat ladder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810133758.0A CN108252337B (en) | 2018-02-09 | 2018-02-09 | A kind of multi-functional stress test device of pile foundation underpinning |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810133758.0A CN108252337B (en) | 2018-02-09 | 2018-02-09 | A kind of multi-functional stress test device of pile foundation underpinning |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108252337A true CN108252337A (en) | 2018-07-06 |
| CN108252337B CN108252337B (en) | 2019-11-22 |
Family
ID=62744669
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810133758.0A Active CN108252337B (en) | 2018-02-09 | 2018-02-09 | A kind of multi-functional stress test device of pile foundation underpinning |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108252337B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112064692A (en) * | 2020-10-09 | 2020-12-11 | 雷成平 | Pile foundation stress testing device |
| CN114893019A (en) * | 2022-06-29 | 2022-08-12 | 上海建工四建集团有限公司 | Shear wall structure underpinning structure and construction method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203701158U (en) * | 2014-01-20 | 2014-07-09 | 青岛润佳建设集团有限公司 | Pile foundation vertical bearing capacity detector |
| CN105353778A (en) * | 2015-11-04 | 2016-02-24 | 中国北方发动机研究所(天津) | Automatic attitude adjusting device used for residual stress test |
-
2018
- 2018-02-09 CN CN201810133758.0A patent/CN108252337B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203701158U (en) * | 2014-01-20 | 2014-07-09 | 青岛润佳建设集团有限公司 | Pile foundation vertical bearing capacity detector |
| CN105353778A (en) * | 2015-11-04 | 2016-02-24 | 中国北方发动机研究所(天津) | Automatic attitude adjusting device used for residual stress test |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112064692A (en) * | 2020-10-09 | 2020-12-11 | 雷成平 | Pile foundation stress testing device |
| CN114893019A (en) * | 2022-06-29 | 2022-08-12 | 上海建工四建集团有限公司 | Shear wall structure underpinning structure and construction method thereof |
| CN114893019B (en) * | 2022-06-29 | 2023-06-27 | 上海建工四建集团有限公司 | Shear wall structure underpinning structure and construction method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108252337B (en) | 2019-11-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107879269A (en) | The electronic lifting bracket of cable tunnel inner column formula cable | |
| CN108252337A (en) | A kind of pile foundation drags the multi-functional stress test device changed | |
| CN110749427A (en) | General test device for testing structural performance of prefabricated staircase | |
| CN209016567U (en) | A kind of assembly type cable bearer | |
| CN206628798U (en) | A kind of street code device of angle rotatable | |
| CN205664852U (en) | Dedicated mounting bracket of batch meter | |
| CN203514368U (en) | Side slope detection work platform | |
| CN206562605U (en) | Offshore wind farm job platform | |
| CN205035001U (en) | Generator handling device | |
| CN211569905U (en) | Net rack short column embedded part hoisting device | |
| CN212953981U (en) | Detachable portal frame | |
| CN205421366U (en) | A fold and to piece together formula strenghthened type and transfer mechanism of hanging down for reverse construction method stand perpendicularity adjusting | |
| CN207375669U (en) | The electronic lifting bracket of cable tunnel inner column formula cable | |
| CN210289043U (en) | Anti-toppling scaffold | |
| CN208309394U (en) | A kind of template assembly platform of prefabricated stand column | |
| CN213115742U (en) | Novel electronic information engineering communication tower | |
| CN216405365U (en) | Foundation detection device for hydraulic engineering | |
| CN110562871A (en) | Portable pole wire lifter | |
| CN110748140A (en) | Track beam hanging basket special for stepped curtain wall | |
| CN213539633U (en) | Wide-angle adjustable steel structure platform | |
| CN218708631U (en) | Diversified hoisting accessory | |
| CN220913365U (en) | Electrical bushing blocking point positioning device | |
| CN217148391U (en) | Deformable mechanism of tower assembling hoisting equipment | |
| CN211853211U (en) | Folding multipurpose chassis | |
| CN209669863U (en) | A kind of double-walled support steel pile casting |
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 | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |