CN108643550A - Builder's jack limiting device and construction method - Google Patents
Builder's jack limiting device and construction method Download PDFInfo
- Publication number
- CN108643550A CN108643550A CN201810485855.6A CN201810485855A CN108643550A CN 108643550 A CN108643550 A CN 108643550A CN 201810485855 A CN201810485855 A CN 201810485855A CN 108643550 A CN108643550 A CN 108643550A
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- Prior art keywords
- pin
- jam
- packed
- lever bracket
- limit
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- 238000010276 construction Methods 0.000 title claims abstract description 13
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 66
- 239000010959 steel Substances 0.000 claims abstract description 66
- 238000009434 installation Methods 0.000 claims abstract description 13
- 229910003460 diamond Inorganic materials 0.000 claims description 10
- 239000010432 diamond Substances 0.000 claims description 10
- 230000000694 effects Effects 0.000 claims description 7
- 239000007787 solid Substances 0.000 claims 1
- 238000005452 bending Methods 0.000 abstract description 6
- 238000006073 displacement reaction Methods 0.000 abstract description 2
- 238000003466 welding Methods 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000012999 compression bending Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000013507 mapping Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
Classifications
-
- 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
- E04G5/00—Component parts or accessories for scaffolds
- E04G5/04—Means for fastening, supporting, or bracing scaffolds on or against building constructions
-
- 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
- E04G5/00—Component parts or accessories for scaffolds
- E04G5/007—Devices and methods for erecting scaffolds, e.g. automatic scaffold erectors
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
- Ladders (AREA)
Abstract
The invention discloses a kind of builder's jack limiting device and construction methods, include mainly trapezoidal pin limit lever bracket and two pin cone jam-packed buttons, pin cone jam-packed button side is equipped with V-groove, V-groove lower inclined plane matches with I-steel flange plate medial slope, trapezoidal pin limit lever bracket both sides are equipped with and the matched locking inclined-plane of V-groove ramp, trapezoidal pin gag lever post backing portion is fitted on the flange plate of I-steel, two pins are bored into jam-packed button using external force, trapezoidal pin is limited into lever bracket jam-packed from the flange plate both sides of I-steel, and trapezoidal pin is fixed on by fishbolt and is limited on lever bracket, two inclined-planes of V-groove form resistant slide friction between the locking inclined-plane and I-steel flange plate of trapezoidal pin limit lever bracket respectively, it scaffolding steel pipe is sleeved on trapezoidal pin limits and scaffold can be completed on the gag lever post of lever bracket tentatively build.The present invention has good bending resistance and pull resistance, prevents displacement, reusable, and easy to operate, installation effectiveness is high, can save project cost.
Description
Technical field
The invention belongs to building engineering fields, are related to a kind of scaffold installation ancillary technique, and in particular to a kind of overhanging foot
Hand cradle limiting device and construction method.
Background technology
Now in construction projects, using builder's jack instead of console mode scaffold, traditional builder's jack gag lever post is
Limit steel bar and wage steel are welded, this traditional handicraft has gag lever post weldquality, and gag lever post bending resistance is poor, welds
Damage I-steel；There is I-steel resistance to compression bending resistance, welding causes fire, welds the safety problems such as electric shock.Traditional handicraft
I-steel be difficult to repetition and it is a variety of utilize, be difficult to can environmental requirement, increase project economic cost.
Invention content
The object of the present invention is to provide a kind of builder's jack limiting device and construction methods, to solve to pass in the prior art
It unites the problem of builder's jack gag lever post bending resistance is poor, welding damage I-steel, accomplish to repeat and a variety of utilizes and energy
Meet environmental requirement, reduces project economic cost.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention is：
A kind of builder's jack limiting device, it is characterised in that：Include mainly trapezoidal pin limit lever bracket and two symmetrical peaces
The pin cone jam-packed of dress is buckled, and pin cone jam-packed button side is equipped with V-groove, the V-groove lower inclined plane and I-steel flange plate inside
Slopes which match, trapezoidal pin limit lever bracket both sides are equipped with and the matched locking inclined-plane of V-groove ramp, when installation, trapezoidal pin
Gag lever post backing portion is fitted on the flange plate of I-steel, and two pins are bored flange plate of the jam-packed button from I-steel using external force
Trapezoidal pin is limited lever bracket jam-packed by both sides, and pin cone jam-packed button and trapezoidal pin are limited lever bracket by clamp device and are relatively fixed guarantor
Jam-packed state is held, two inclined-planes of V-groove limit the locking inclined-plane and I-steel flange plate medial surface of lever bracket with trapezoidal pin respectively
Between form resistant slide friction, the trapezoidal pin limit lever bracket is for installing limit scaffolding steel pipe.
As an improvement, the clamp device is fishbolt and bores the waist hole that jam-packed is buckled set on pin, fishbolt passes through
Pin cone jam-packed button and trapezoidal pin limit lever bracket are relatively fixed after waist hole, the waist hole direction makes, two pin cone jam-packeds are buckled in
Jam-packed can be moved toward lever bracket direction is limited close to trapezoidal pin under outer force effect, lever bracket jam-packed journey is limited to trapezoidal pin to adjust
Degree.
As an improvement, the fishbolt includes screw rod and locking nut, screw rod pass through after waist hole with trapezoidal pin gag lever post
Support is threadably secured, and locking nut is mounted on the screw rod above waist hole, is limited with trapezoidal pin for adjustment pin cone jam-packed button
Tightness between lever bracket.
As an improvement, the trapezoidal pin limit lever bracket is equipped with the bolt hole passed through for screw rod, bolt hole is close to flange plate
Side is equipped with the limit turn trough of limit turn nut and installation limit turn nut.
As an improvement, two inclined-planes of the V-groove are diamond shape rubbing surface.
As an improvement, the trapezoidal pin limit lever bracket and I-steel flange plate contact surface are diamond shape rubbing surface.
As an improvement, each pin cone jam-packed button limits lever bracket with trapezoidal pin by 2-4 fishbolt and is connected.
As an improvement, the trapezoidal pin limit lever bracket is equipped with the gag lever post for fixed limit scaffolding steel pipe, utilize
Scaffolding steel pipe is sleeved on gag lever post and is limited.
As an improvement, the gag lever post is odd-shaped cross section round bar.
A kind of builder's jack limiting device construction method, which is characterized in that include the following steps：
Step 1: forming and fastening the I-steel one end for installing builder's jack and the steel hoop reserved in concrete
Before, symmetrical pin is first bored into jam-packed button and pin cone limit lever bracket is located on overhanging I-steel and is pre-designed position, according to above-mentioned knot
Structure assembles, and completes location arrangements；
Step 2: utilizing and clamping the symmetrical pin cone jam-packed button being placed on overhanging I-steel and trapezoidal pin cone limit lever bracket
Bolt carries out preliminary jam-packed；And by screw rod pass through pin bore jam-packed button waist hole and trapezoidal pin cone limit lever bracket bolt hole in limit
Turn nut is tightened, and screw rod is screwed to bottom with limit turn nut；
Step 3: after pin cone jam-packed button and trapezoidal pin cone limit lever bracket tentatively clamp, laterally tapped using small steel hammer
Pin cone jam-packed button side promotes pin cone jam-packed button and trapezoidal pin cone limit lever bracket to be formed with the jam-packed of effect；
Step 4: effectively twisting locking nut again after jam-packed, make between pin cone jam-packed button and trapezoidal pin cone limit lever bracket
Reach final clamping effect, that is, completes the installation of builder's jack limiting device.
Present invention has the advantages that：
The offer builder's jack limiting device and construction method of the invention are limited for builder's jack.Tool
There are good bending resistance and pull resistance, prevent displacement, effective avoid due to welding gag lever post with overhanging I-steel to I-steel
The traditional problem of welding damage is caused, guarantee overhanging I-steel reuse number is improved, has constructing operation convenient.This patent
Engineering safety and progress, saving project cost is effectively ensured, installation progress can be accelerated；Science simplifies construction technology；Improve limit
Position rod piece stretching-resisting bending-resisting intensity；Improve safety coefficient；Improve the reuse number of overhanging I-steel；Saving project electricity and welding
Auxiliary material cost；The purpose of avoiding welding fire and welding from getting an electric shock, while also solving following technical problem：
4.1 solve the problems, such as the bending resistance tensile capacity difference of Conventional limit rod piece.
4.2 avoid because of Conventional limit bar and overhanging I-steel welding, and lose overhanging I-steel, and improving overhanging I-steel makes
With number and range.
The 4.3 jam-packed principles bored using pin are made between pin cone jam-packed button and trapezoidal pin cone limit lever bracket and overhanging I-steel
Formation science reliably fastens.
4.4 enhance resistant slide using bolt and diamond shape rubbing surface fastening.
4.5 will overhang limiting device using jam-packed with fastening is fastened on overhanging I-steel.
4.6 using hex slot limitation hex nut rotation
4.7 saving projects are artificial and weld auxiliary material
4.8 reduce project fire and construction electrical shock safety risk.
4.9 are suitable for a variety of I-steel and H profile steel, applied widely.
4.10 structural styles are simple, easy construction.
Description of the drawings
Fig. 1 is builder's jack limiting device schematic diagram；
Fig. 2 is that pin bores jam-packed button sectional view；
Fig. 3 is that pin bores jam-packed buckle shaft mapping；
Fig. 4 is that trapezoidal pin limits lever bracket sectional view；
Fig. 5 is that trapezoidal pin limits lever bracket axonometric drawing；
Fig. 6 is that trapezoidal pin limit lever bracket looks up direction schematic three dimensional views；
Fig. 7 is builder's jack limiting device distribution schematic diagram on I-steel.
1- pin cone jam-packed buttons, the trapezoidal pins of 2- limit lever bracket, and 3- fishbolts, 4- flange plates, 5- locking nuts, 6-, which is limited, turns spiral shell
Mother, 7- waist holes, 8-V type grooves, 9- diamond shape rubbing surfaces, 10- gag lever posts, 11- limit turn trough, 12- bolts hole, 13- I-steel.
Specific implementation mode
The present invention is illustrated below in conjunction with the accompanying drawings.
As shown in Figures 1 to 7, a kind of builder's jack limiting device includes mainly that trapezoidal pin limit lever bracket 2 and two are right
The pin cone jam-packed button 1 of installation, 1 side of pin cone jam-packed button is claimed to be equipped with V-groove 8,8 lower inclined plane of the V-groove and the I-steel wing
4 medial slope of listrium matches, and 2 both sides of trapezoidal pin limit lever bracket are equipped with and the matched locking inclined-plane of 8 ramp of V-groove, peace
When dress, 2 bottom of trapezoidal pin limit lever bracket is fitted on the flange plate 4 of I-steel, using external force by two pins bore jam-packed buttons 1 from
Trapezoidal pin is limited 2 jam-packed of lever bracket by 4 both sides of flange plate of I-steel, and pin is bored jam-packed button and trapezoidal pin limit by clamp device
Position lever bracket 2 is relatively fixed the jam-packed state that keeps, two inclined-planes of V-groove 8 limited respectively with trapezoidal pin lever bracket 2 locking inclined-plane and
Resistant slide friction is formed between 4 medial surface of I-steel flange plate, the trapezoidal pin limit lever bracket 2 is for installing limit scaffold steel
Pipe.
The clamp device is fishbolt 3 and buckles the waist hole 7 on 1 set on pin cone jam-packed, and fishbolt 3 passes through waist hole 7
Pin cone jam-packed button 1 and trapezoidal pin limit lever bracket 2 are relatively fixed afterwards, 7 direction of the waist hole makes, two pin cone jam-packed buttons 1 exist
Jam-packed can be moved toward 2 direction of lever bracket is limited close to trapezoidal pin under outer force effect, 2 jam-packed of lever bracket is limited to trapezoidal pin to adjust
Degree.
For fishbolt 3, one of embodiment is：The fishbolt 3 includes screw rod and locking nut 5, screw rod
Fixation is tightened with the screw hole on trapezoidal pin limit lever bracket 2 after waist hole 7, locking nut 5 is mounted on the screw rod of 7 top of waist hole
On, for tightness between adjustment pin cone jam-packed button 1 and trapezoidal pin limit lever bracket 2.
For fishbolt 3, other in which embodiment is：The trapezoidal pin limit lever bracket 2 is equipped with to be passed through for screw rod
Bolt hole 12, bolt hole 12 close to 4 side of flange plate be equipped with limit turn nut 6 and installation limit turn nut 6 limit turn trough 11, this reality
It applies since common nut is hex nut in example, therefore it can be the hex slot counterbore equipped with 12 bottom of bolt hole to limit turn trough 11.
As a kind of more excellent embodiment, two inclined-planes of the V-groove 8 are diamond shape rubbing surface 9, the trapezoidal pin limit
Lever bracket 2 is diamond shape rubbing surface 9 with 4 contact surface of I-steel flange plate, and the diamond shape rubbing surface 9 is the friction equipped with diamond shape protrusion line
Face.
Each pin cone jam-packed button 1 is connected by 2-4 fishbolt 3 with trapezoidal pin limit lever bracket 2, wherein one compared with
Excellent embodiment, each pin cone jam-packed button 1 limit lever bracket 2 with trapezoidal pin by 2 fishbolts 3 and are connected, 4 clamping spiral shells
Two pins are bored jam-packed button 1 and are symmetrically securedly mounted to 2 both sides of trapezoidal pin limit lever bracket by bolt 3.
The trapezoidal pin limit lever bracket 2 is equipped with the gag lever post 10 for fixed limit scaffolding steel pipe, utilizes scaffold
Steel pipe socket is limited on gag lever post 10, and the gag lever post 10 is odd-shaped cross section round bar, to reduce scaffolding steel pipe and limit
The possibility that position bar 10 rotates, and good bending resistance and tensile capacity are provided, the section of specific gag lever post 10 can be polygon,
The quincunx equal noncircular cross sections of ellipse or edge alternating contractions.
A kind of builder's jack limiting device construction method, which is characterized in that include the following steps：
Builder's jack is being set up in engineering project, according to builder's jack specification integration project feature, establishment overhanging foot
Hand cradle scheme carries out safe practice and tells somebody what one's real intentions are to scaffold fitting-up gang.Organizational technology responsible person and safe full-time executive, into
Row site supervision and instruct scaffold building.
Step 1: forming and fastening the I-steel one end for installing builder's jack and the steel hoop reserved in concrete
Before, first symmetrical pin cone jam-packed button 1 and trapezoidal pin limit lever bracket 2 are located on overhanging I-steel and are pre-designed position, according to upper
Standard is stated, location arrangements are completed；
Step 2: the symmetrical pin cone jam-packed button 1 and trapezoidal pin limit lever bracket 2 that are placed on overhanging I-steel are utilized clamping
Bolt 3 carries out preliminary jam-packed；And screw rod is passed through in the waist hole 7 of pin cone jam-packed button 1 and the bolt hole 12 of trapezoidal pin limit lever bracket 2
It is tightened with limit turn nut 6, screw rod is screwed to bottom with limit turn nut 6；
Step 3: after pin cone jam-packed button 1 and trapezoidal pin limit lever bracket 2 tentatively clamp, laterally tapped using small steel hammer
1 side of pin cone jam-packed button promotes pin cone jam-packed button 1 and trapezoidal pin limit lever bracket 2 to form effective jam-packed；
Step 4: effectively twisting locking nut 5 again after jam-packed, make between pin cone jam-packed button 1 and trapezoidal pin limit lever bracket 2
Reach final clamping effect, that is, completes the installation of builder's jack limiting device.
After completing the installation of builder's jack limiting device, overhanging I-steel is examined into technical solution according to builder's jack,
It is reasonably arranged, then special-shaped gag lever post 10 that trapezoidal pin is limited to lever bracket 2 is inserted in scaffolding steel pipe, you can complete foot
Hand cradle is tentatively set up.
Claims (10)
1. a kind of builder's jack limiting device, it is characterised in that：Include mainly that trapezoidal pin limit lever bracket and two are symmetrically installed
Pin bore jam-packed button, pin cone jam-packed button side is equipped with V-groove, the V-groove lower inclined plane and skew back in I-steel flange plate
Face matches, and trapezoidal pin limit lever bracket both sides are equipped with and the matched locking inclined-plane of V-groove ramp, when installation, trapezoidal pin limit
Position lever bracket bottom is fitted on the flange plate of I-steel, and two pins are bored flange plate two of the jam-packed button from I-steel using external force
Trapezoidal pin is limited lever bracket jam-packed by side, and pin cone jam-packed button and trapezoidal pin are limited lever bracket by clamp device and are relatively fixed holding
Jam-packed state, two inclined-planes of V-groove limited respectively with trapezoidal pin lever bracket locking inclined-plane and I-steel flange plate medial surface it
Between form resistant slide friction, the trapezoidal pin limit lever bracket is for installing limit scaffolding steel pipe.
2. builder's jack limiting device as described in claim 1, it is characterised in that：The clamp device be fishbolt and
The waist hole buckled set on pin cone jam-packed, fishbolt buckle pin cone jam-packed after waist hole opposite solid with trapezoidal pin limit lever bracket
Fixed, the waist hole direction makes, two pin cone jam-packed buttons can move under external force toward lever bracket direction is limited close to trapezoidal pin
Dynamic jam-packed limits lever bracket jam-packed degree to adjust to trapezoidal pin.
3. builder's jack limiting device as claimed in claim 2, it is characterised in that：The fishbolt includes screw rod and lock
Tight nut, screw rod are threadably secured after passing through waist hole with trapezoidal pin limit lever bracket, and locking nut is mounted on the spiral shell above waist hole
On bar, for tightness between adjustment pin cone jam-packed button and trapezoidal pin limit lever bracket.
4. builder's jack limiting device as claimed in claim 3, it is characterised in that：The trapezoidal pin limit lever bracket is equipped with
For the bolt hole that screw rod passes through, bolt hole is equipped with the limit turn trough of limit turn nut and installation limit turn nut close to flange plate side.
5. builder's jack limiting device as described in claim 1, it is characterised in that：Two inclined-planes of the V-groove are
Diamond shape rubbing surface.
6. builder's jack limiting device as described in claim 1, it is characterised in that：The trapezoidal pin limit lever bracket and I-shaped
Steel flange plate contact surface is diamond shape rubbing surface.
7. builder's jack limiting device as claimed in claim 3, it is characterised in that：Each pin cone jam-packed button passes through 2-4
A fishbolt is connected with trapezoidal pin limit lever bracket.
8. the builder's jack limiting device as described in claim 1 to 7 any one, it is characterised in that：The trapezoidal pin limit
Position lever bracket is equipped with the gag lever post for fixed limit scaffolding steel pipe, is sleeved on gag lever post and is limited using scaffolding steel pipe
Position.
9. builder's jack limiting device as claimed in claim 8, it is characterised in that：The gag lever post is justified for odd-shaped cross section
Bar.
10. a kind of builder's jack limiting device construction method, which is characterized in that include the following steps：
Step 1: before the I-steel one end for installing builder's jack and the steel hoop reserved in concrete are formed fastening, first
Symmetrical pin is bored into jam-packed button and pin cone limit lever bracket is located on overhanging I-steel and is pre-designed position, is filled according to above structure
Match, completes location arrangements；
Step 2: the symmetrical pin cone jam-packed button being placed on overhanging I-steel and trapezoidal pin cone limit lever bracket are utilized fishbolt
Carry out preliminary jam-packed；And it passes through pin to bore in the waist hole of jam-packed button and the bolt hole of trapezoidal pin cone limit lever bracket screw rod and turns spiral shell with limit
Mother tightens, and screw rod is screwed to bottom with limit turn nut；
Step 3: after selling cone jam-packed button and the tentatively clamping of trapezoidal pin cone limit lever bracket, the lateral pin that taps is carried out using small steel hammer and is bored
Jam-packed button side promotes pin cone jam-packed button and trapezoidal pin cone limit lever bracket to be formed with the jam-packed of effect；
Step 4: effectively twisting locking nut again after jam-packed, make to reach between pin cone jam-packed button and trapezoidal pin cone limit lever bracket
Final clamping effect completes the installation of builder's jack limiting device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810485855.6A CN108643550B (en) | 2018-05-21 | 2018-05-21 | Overhanging scaffold limiting device and construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810485855.6A CN108643550B (en) | 2018-05-21 | 2018-05-21 | Overhanging scaffold limiting device and construction method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108643550A true CN108643550A (en) | 2018-10-12 |
| CN108643550B CN108643550B (en) | 2020-06-16 |
Family
ID=63756956
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810485855.6A Active CN108643550B (en) | 2018-05-21 | 2018-05-21 | Overhanging scaffold limiting device and construction method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108643550B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110004836A (en) * | 2019-04-24 | 2019-07-12 | 平煤神马建工集团有限公司 | A groove locking device for fixing a bottom bracket |
| CN112942801A (en) * | 2021-03-15 | 2021-06-11 | 国能龙源电力技术工程有限责任公司 | Column cap bracket and column cap bracket erection method |
| CN115977374A (en) * | 2022-12-06 | 2023-04-18 | 重庆大学 | A steel pipe scaffolding base device |
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| JPH10325239A (en) * | 1997-05-27 | 1998-12-08 | Sekisui House Ltd | Temporary scaffold mounting brackets and temporary mounting frames for building components |
| CN201539640U (en) * | 2009-10-12 | 2010-08-04 | 北京木联能科技有限公司 | Steel pipe support hanger frame |
| CN102966235A (en) * | 2012-11-09 | 2013-03-13 | 南通华凯重工有限公司 | Carrying tool |
| CN203050076U (en) * | 2013-01-08 | 2013-07-10 | 福建四海建设有限公司 | Scaffold upright rod combination-type locating device |
| CN203603446U (en) * | 2013-12-12 | 2014-05-21 | 中建海峡建设发展有限公司 | Clamping-groove-type fixing device for H-section steel of cantilever |
| CN205476407U (en) * | 2016-04-15 | 2016-08-17 | 深圳市建安(集团)股份有限公司 | Building construction beam frame |
-
2018
- 2018-05-21 CN CN201810485855.6A patent/CN108643550B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10325239A (en) * | 1997-05-27 | 1998-12-08 | Sekisui House Ltd | Temporary scaffold mounting brackets and temporary mounting frames for building components |
| CN201539640U (en) * | 2009-10-12 | 2010-08-04 | 北京木联能科技有限公司 | Steel pipe support hanger frame |
| CN102966235A (en) * | 2012-11-09 | 2013-03-13 | 南通华凯重工有限公司 | Carrying tool |
| CN203050076U (en) * | 2013-01-08 | 2013-07-10 | 福建四海建设有限公司 | Scaffold upright rod combination-type locating device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110004836A (en) * | 2019-04-24 | 2019-07-12 | 平煤神马建工集团有限公司 | A groove locking device for fixing a bottom bracket |
| CN112942801A (en) * | 2021-03-15 | 2021-06-11 | 国能龙源电力技术工程有限责任公司 | Column cap bracket and column cap bracket erection method |
| CN115977374A (en) * | 2022-12-06 | 2023-04-18 | 重庆大学 | A steel pipe scaffolding base device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108643550B (en) | 2020-06-16 |
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Effective date of registration: 20210624 Address after: No.2 Wuxia Road, Dongli District, Tianjin 300301 Patentee after: Tianjin Yiye Construction Engineering Co.,Ltd. Address before: No.3, Gongye Road, Qingshan District, Wuhan City, Hubei Province Patentee before: CHINA FIRST METALLURGICAL GROUP Co.,Ltd. |
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