CN104278825B - Pin antitorque connecting pin hand cradle - Google Patents
Pin antitorque connecting pin hand cradle Download PDFInfo
- Publication number
- CN104278825B CN104278825B CN201310338073.7A CN201310338073A CN104278825B CN 104278825 B CN104278825 B CN 104278825B CN 201310338073 A CN201310338073 A CN 201310338073A CN 104278825 B CN104278825 B CN 104278825B
- Authority
- CN
- China
- Prior art keywords
- vertical rod
- antitorque
- fork
- shaped
- cone pin
- 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
Links
- 238000003466 welding Methods 0.000 claims abstract description 14
- 239000007787 solid Substances 0.000 claims abstract description 12
- 229910000831 Steel Inorganic materials 0.000 claims description 12
- 239000010959 steel Substances 0.000 claims description 12
- 238000009826 distribution Methods 0.000 claims description 5
- 230000008719 thickening Effects 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 7
- 210000003128 head Anatomy 0.000 description 12
- 210000002784 stomach Anatomy 0.000 description 10
- 238000005457 optimization Methods 0.000 description 9
- 238000005452 bending Methods 0.000 description 6
- 230000006378 damage Effects 0.000 description 6
- 210000003205 muscle Anatomy 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000003892 spreading Methods 0.000 description 3
- 241001661355 Synapsis Species 0.000 description 2
- 241001235022 Aplysia punctata Species 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Landscapes
- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The present invention relates to a kind of pin antitorque connecting pin hand cradle, complicated for solving prior art construction, inconvenient use problem, it includes the horizontal cross bar of vertical rod and snapping therewith, described vertical rod has the four eyed disc type plug housing of multiple equidirectional configuration between the upper and lower every solid welding, and described four eyed disc type plug housing is shaped with four circumference equally distributed cone pin eyes；Described horizontal cross bar two ends solid welding has antitorque fork, described antitorque fork upper front end or front end face and bottom to be formed respectively with and the described vertical rod periphery convex arc-shaped notch matched of arc and the tapered spigot with described cone pin eye inserting.Described vertical rod lower end periphery is welded with the connection sleeve pipe of a specification bigger than vertical rod self；Described cone pin eye is that the rounding being cut a part by cylindrical vertical rod lacks taper type hole.The described conical surface is shaped with radial line shallow slot or fin, is shaped with the most corresponding radial line small convex rib coincideing or groove with the tapered spigot of described cone pin eye inserting.It has simple in construction, convenient use, and comprcssive strength is high, is hardly damaged, on-deformable advantage.
Description
Technical field
The present invention relates to a kind of construction scaffold, particularly relate to a kind of pin antitorque connecting pin hand cradle.
Background technology
Existing scaffold includes vertical rod and cross bar and for the above two connect the fastener together with being temporarily fixed at, the present inventor
Find in long-term construction uses: it is complicated that this scaffold exists structure, it has not been convenient to the problem of use.
Summary of the invention
Present invention aim to overcome that the drawbacks described above of prior art, it is provided that a kind of simple in construction, the convenient pin used is antitorque
Connecting pin hand cradle.
For achieving the above object, pin of the present invention antitorque connecting pin hand cradle includes the horizontal cross bar of vertical rod and snapping therewith, and it is special
Not part is that described vertical rod has the four eyed disc type plug housing of multiple equidirectional configuration between the upper and lower every solid welding, and described four eyed disc type is inserted
Key seat is shaped with four circumference equally distributed cone pin eyes；Described horizontal cross bar two ends solid welding has antitorque fork, described antitorque
Fork upper front end or front end face and bottom are formed respectively with and the described vertical rod periphery convex arc-shaped notch matched of arc and with described
The tapered spigot of cone pin eye inserting.It is so designed that, as long as the tapered spigot of antitorque for yardarm fork is inserted vertical rod taper
The cone pin eye of latch can complete to connect and fix, as long as by the tapered spigot of antitorque for yardarm fork from vertical rod tapered spigot
Cone pin eye take out can complete to disassemble.And cone pin eye i.e. easy disassembly has again stronger comprcssive strength.With therefore,
It has simple in construction, convenient use, the advantage that comprcssive strength is high.
As optimization, described vertical rod lower end periphery is welded with the connection sleeve pipe of a specification bigger than vertical rod self；Described cone pin eye is
The rounding being cut a part by cylindrical vertical rod lacks taper type hole.Vertical rod lower end is welded with the sleeve pipe of a big specification than vertical rod, with
Ensure that during vertical rod spreading, axle center is on one wire, the most eccentric.
As optimization, this connection sleeve pipe accounts for the built-in vertical rod in top of self total length about 2/5, accounts for the bottom of total length 3/5
For grafting space；Described rounding lacks taper type hole size and accounts for and cut about the 3/5 of rounding frustum hole.
As optimization, described antitorque fork hollow.Fork uses design on an empty stomach, alleviates accessory weight, reduces and make
Valency.Fork uses on an empty stomach design, reduces fork bending rigidity, it is ensured that plug housing under fork bending resistance breaking state not
Damage.Described four eyed disc type plug housing is that plug housing is widened in thickening.Plug housing use thicken Widening Design, it is ensured that fork with
Plug housing work time fork limit stress destruction and plug housing is indeformable.
As optimization, described antitorque fork is described horizontal cross bar end solid welding inner sleeve tube head, and described inner sleeve tube head is shaped with downwards
With the tapered spigot of cone pin eye inserting, described inner sleeve tube head front end face is shaped with and the described vertical rod periphery convex arc matched of arc
Recess；Described hollow be inner sleeve tube head level to hollow, the vertical hollow of described tapered spigot.
As optimization, described inner sleeve tube head level is uncovered in front and back end to hollow；Described tapered spigot is shaped with up big and down small cone
The vertical cavity of shape.The most very convenient manufacture, i.e. uses the steel pipe of limited several specification just can all produce standardization horizontal
Bar and adnexa and vertical rod and adnexa, facilitate production line balance.
As optimization, described antitorque fork hollow is that described antitorque fork is shaped with the horizontal cavity extended transversely through and vertically passes through
The perpendicular cavity worn.Accessory weight can be alleviated further, reduce cost, and convenient manufacture.
As optimization, described cone pin eye has two or more side, and at least one side is up big and down small cone
Face, one or more described conical surface is shaped with radial line shallow slot or fin, with the tapered spigot of described cone pin eye inserting
It is shaped with the corresponding radial line small convex rib coincideing or groove therewith.So, cunning or slippage are prevented after installation.Described put
Aplysia punctata shallow slot or fin and radial line small convex rib or the groove that correspondence is coincide therewith are vertical distribution or cross direction profiles
Or diagonally distribute or the combination in any of aforementioned three kinds of distribution modes.
As optimization, outer rim and the corresponding inner circumferential of described tapered spigot that described cone pin eye is relative with vertical rod are circular arc
The conical surface, described radial line shallow slot and described radial line small convex rib are prepared in described circular arc outer rim and circular arc inner circumferential.
Described radial line shallow slot and described radial line small convex rib are all vertical distribution.The most described tapered spigot is the most gradually
Attenuate or described tapered spigot outer face the most gradually slopes inwardly.
As optimization, described vertical rod wall thickness is 3.6mm, and horizontal cross bar length is respectively 450；600；750；900；1200；
1500；1800；2100；2400mm；Wherein 450,600, the employing wall thickness of 750mm length be 2.75mm steel pipe, 900,
1200, the employing wall thickness 3.0mm steel pipe of 1500mm length, 1800,2100, the employing wall thickness 3.2mm steel of 2400mm length
Pipe；
The transverse width of described antitorque fork by rear to front become narrow gradually or described antitorque fork diameter by rear to front by
Gradual change is little.So, occupy little space, very convenient dismounting.
Described antitorque fork upper front end and bottom be formed respectively with the described vertical rod periphery convex arc-shaped notch matched of arc and with
The tapered spigot of described cone pin eye inserting, described tapered spigot front end face the most gradually tilts backwards, described taper is inserted
Have, between pin front end face and described vertical rod periphery, the space the most gradually widened；The most more convenient dismounting.
It is a four eyed disc type plug housing, is welded in vertical rod by certain spacing；Four eyed disc type plug housing welding direction should
Unanimously；The four eyed of four eyed disc type plug housing is 3/5 () taper, and its conical surface has radial line shallow slot, protrudes little muscle with latch
It coincide antitorque；Vertical rod lower end is welded with the sleeve pipe of a big specification than vertical rod, and during to ensure vertical rod spreading, axle center is on one wire,
The most eccentric；Vertical rod uses the scaffold special steel pipe that wall thickness is 3.6mm meeting national standard；Horizontal cross bar two end is welded with anti-
Turning round fork, its fork feature is: lower cone body and plug housing are inserted knot and coincide；Front end, top is kissed with vertical rod sidewall contact
Close；Upper rear end welds with horizontal cross bar；Fork center is on an empty stomach up and down；Fork upper rear end is loop configuration, in
The heart is also on an empty stomach；There is radial small convex rib the external side of fork lower taper, and this small convex rib coincide with the radial shallow slot of plug housing；
Fork upper front end and vertical rod money side joint synapsis have several the little muscle protruded, and this little muscle is to ensure that horizontal cross bar prevents after installing
The important measures of upper cunning；Because fork have employed design on an empty stomach, alleviate accessory weight, reduce cost；Fork is adopted
With design on an empty stomach, reduce fork bending rigidity, it is ensured that plug housing does not damages under fork bending resistance breaking state.Plug housing
Use thicken Widening Design, it is ensured that fork limit stress destruction when fork works with plug housing and plug housing is indeformable.
After using technique scheme, pin of the present invention antitorque connecting pin hand cradle has simple in construction, convenient use, pressure resistance
Degree height, is hardly damaged, on-deformable advantage.
Accompanying drawing explanation
Fig. 1 is that pin of the present invention two adjacent crossbars of antitorque connecting pin hand cradle are illustrated with vertical rod plan structure after equipped
Figure；Fig. 2-3 be respectively Fig. 1 A-A to B-B direction view；Fig. 4 is the C-C direction view of Fig. 2；
Fig. 5 is pin of the present invention two opposing rail of antitorque connecting pin hand cradle and a cross bar vertical with them and a vertical rod
Side-looking structural representation after Pei Zhuan；
Fig. 6 is the plan structure schematic diagram of pin of the present invention antitorque connection scaffold cross bar head；
Fig. 7 be pin of the present invention antitorque connection scaffold cross bar head look up structural representation；
Fig. 8 is the side-looking structural representation of pin of the present invention antitorque connection scaffold cross bar head；
Fig. 9 is the D-D direction view of Fig. 6；
Figure 10 is the E-E direction view of Fig. 8.
Detailed description of the invention
As it can be seen, pin of the present invention antitorque connecting pin hand cradle includes the horizontal cross bar 2 of vertical rod 1 and snapping therewith, described vertical
Bar 1 has the four eyed disc type plug housing 3 of multiple equidirectional configuration between the upper and lower every solid welding, and described vertical rod 1 lower end solid welding has than self
The sleeve pipe of a big specification, this connection sleeve pipe accounts for the built-in vertical rod in top of self total length about 2/5, accounts for total length 3/5 time
Portion is grafting space；Described four eyed disc type plug housing 3 is shaped with four circumference equally distributed cone pin eyes 30, described cone pin
Eye 30 be to be cut a part of rounding by cylindrical vertical rod to lack taper type hole, and described rounding lacks taper type hole size and accounts for and cut rounding
About the 3/5 of frustum hole；Described horizontal cross bar 2 two ends solid welding has antitorque fork 21, on described antitorque fork 21 front end
Portion's (can also be front end face) and bottom be formed respectively with the described vertical rod 1 periphery convex arc-shaped notch 20 matched of arc and with institute
State the tapered spigot 27 of cone pin eye inserting.
Described antitorque fork 21 hollow, described antitorque fork 21 hollow is that described antitorque fork 21 is shaped with and extends transversely through
Horizontal cavity and the perpendicular cavity that vertically runs through, and vertical outside (front end) be an opening shape being made up of two side, i.e.
Described antitorque fork 21 front end is uncovered, and uncovered both sides, front end are two side.
Described four eyed disc type plug housing 3 widens plug housing for thickening.The diameter of described antitorque fork 21 is gradually become by rear to front
Little the transverse width of described antitorque fork (can also be become narrow gradually by rear to front).
The conical surface of described cone pin eye 30 has vertical radial line shallow slot, with the tapered spigot 27 of described cone pin eye 30 inserting
It is shaped with the corresponding vertical radial line small convex rib coincideing therewith.Outer rim that described cone pin eye 30 is relative with vertical rod 1 and described cone
The corresponding inner circumferential of shape latch 27 is circular arc, and described radial line shallow slot and described radial line small convex rib are prepared in institute
State in circular arc outer rim and circular arc inner circumferential.Described antitorque fork 21 upper front end and bottom are formed respectively with and described vertical rod 1
The convex arc-shaped notch matched of periphery arc and the tapered spigot with the inserting of described cone pin eye 30, described tapered spigot front end face by
Gradually tilt backwards under up to, have, between described tapered spigot front end face and described vertical rod periphery, the sky the most gradually widened
Gap.
Described vertical rod wall thickness is 3.6mm, and horizontal cross bar length is respectively 450；600；750；900；1200；1500；
1800；2100；2400mm；Wherein 450,600, the employing wall thickness of 750mm length be 2.75mm steel pipe, 900,1200,
The employing wall thickness 3.0mm steel pipe of 1500mm length, 1800,2100, the employing wall thickness 3.2mm steel pipe of 2400mm length.
The most a four eyed disc type plug housing, is welded in vertical rod by certain spacing；Four eyed disc type plug housing welding direction should
Unanimously；The four eyed of four eyed disc type plug housing is 3/5 inverted cone, and its conical surface has radial line shallow slot, protrudes little muscle kiss with latch
Close antitorque；Vertical rod lower end is welded with the sleeve pipe of a big specification than vertical rod, and during to ensure vertical rod spreading, axle center is on one wire, no
Eccentric；Vertical rod uses the scaffold special steel pipe that wall thickness is 3.6mm meeting national standard；Horizontal cross bar two end is welded with antitorque
Fork, its fork feature is: lower cone body and plug housing are inserted knot and coincide；Front end, top coincide with vertical rod sidewall contact；
Upper rear end welds with horizontal cross bar；Fork center is on an empty stomach up and down；Fork upper rear end is loop configuration, and center is also
It is on an empty stomach；There is radial small convex rib the external side of fork lower taper, and this small convex rib coincide with the radial shallow slot of plug housing；Insert
Plunger upper front end and vertical rod money side joint synapsis have several the little muscle protruded, and this little muscle is to ensure that horizontal cross bar prevents after installing
Sliding important measures；Because fork have employed design on an empty stomach, alleviate accessory weight, reduce cost；Fork uses
Design on an empty stomach, reduces fork bending rigidity, it is ensured that plug housing does not damages under fork bending resistance breaking state.Plug housing is adopted
With thicken Widening Design, it is ensured that fork limit stress destruction when fork works with plug housing and plug housing is indeformable.
Certainly, as useful conversion, it is also possible to be:
Described antitorque fork is described horizontal cross bar end solid welding inner sleeve tube head, and described inner sleeve tube head is shaped with downwards and cone pin eye
The tapered spigot of inserting, described inner sleeve tube head front end face is shaped with and the described vertical rod periphery convex arc-shaped notch matched of arc；Described
Hollow be inner sleeve tube head level to hollow, the vertical hollow of described tapered spigot.
Described antitorque fork hollow be described antitorque fork be shaped with the horizontal cavity extended transversely through and vertically run through perpendicular in
Cavity or described antitorque fork hollow be described antitorque fork be shaped with the horizontal cavity extended transversely through and vertically run through perpendicular
Cavity, and vertically outside is the opening shape being only made up of two side.
Claims (8)
1. a pin antitorque connecting pin hand cradle, including vertical rod and the horizontal cross bar of snapping therewith, it is characterised in that described vertical rod
Have the four eyed disc type plug housing of multiple equidirectional configuration between the upper and lower every solid welding, it is equal that described four eyed disc type plug housing is shaped with four circumferences
The cone pin eye of even distribution；Described horizontal cross bar two ends solid welding has antitorque fork, described antitorque fork upper front end or front
End face and bottom are formed respectively with and the described vertical rod periphery convex arc-shaped notch matched of arc and the taper with described cone pin eye inserting
Latch；Described antitorque fork hollow；Described four eyed disc type plug housing is that plug housing is widened in thickening；
Described antitorque fork is described horizontal cross bar end solid welding inner sleeve tube head, and described inner sleeve tube head is shaped with downwards and cone pin eye
The tapered spigot of inserting, described inner sleeve tube head front end face is shaped with and the described vertical rod periphery convex arc-shaped notch matched of arc；Described
Hollow be inner sleeve tube head level to hollow, the vertical hollow of described tapered spigot.
Scaffold the most according to claim 1, it is characterised in that described vertical rod lower end periphery is welded with rule bigger than vertical rod self
The connection sleeve pipe of lattice；Described cone pin eye is that the rounding being cut a part by cylindrical vertical rod lacks taper type hole.
Scaffold the most according to claim 2, it is characterised in that the top that this connection sleeve pipe accounts for self total length 2/5 is built-in
Vertical rod, the bottom accounting for total length 3/5 is grafting space；Described rounding lacks taper type hole size and accounts for and cut the 3/5 of rounding frustum hole.
Scaffold the most according to claim 1, it is characterised in that described inner sleeve tube head level is uncovered in front and back end to hollow；
Described tapered spigot is shaped with the vertical cavity of up big and down small taper.
Scaffold the most according to claim 4, it is characterised in that described antitorque fork hollow is described antitorque fork system
There are the horizontal cavity extended transversely through and the perpendicular cavity vertically run through.
6. according to the arbitrary described scaffold of claim 1-5, it is characterised in that described cone pin eye has two or more
Side, at least one side is the up big and down small conical surface, one or more described conical surface be shaped with radial line shallow slot or
Fin, is shaped with the most corresponding radial line small convex rib coincideing or groove with the tapered spigot of described cone pin eye inserting.
Scaffold the most according to claim 6, it is characterised in that outer rim that described cone pin eye is relative with vertical rod and described cone
The corresponding inner circumferential of shape latch is the circular arc conical surface, and described radial line shallow slot and described radial line small convex rib are prepared in
In circular arc outer rim and circular arc inner circumferential；Described radial line shallow slot and described radial line small convex rib are all vertical distribution.
8., according to the arbitrary described scaffold of claim 1-5, it is characterised in that described vertical rod wall thickness is 3.6mm, level is horizontal
Pole length is respectively 450；600；750；900；1200；1500；1800；2100；2400mm；Wherein 450,600,
The employing wall thickness of 750mm length is 2.75mm steel pipe, 900,1200, the employing wall thickness 3.0mm steel pipe of 1500mm length,
1800,2100, the employing wall thickness 3.2mm steel pipe of 2400mm length；
The transverse width of described antitorque fork by rear to front become narrow gradually or described antitorque fork diameter by rear to front by
Gradual change is little；
Described antitorque fork upper front end and bottom be formed respectively with the described vertical rod periphery convex arc-shaped notch matched of arc and with
The tapered spigot of described cone pin eye inserting, described tapered spigot front end face the most gradually tilts backwards, described taper is inserted
Have, between pin front end face and described vertical rod periphery, the space the most gradually widened.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310338073.7A CN104278825B (en) | 2013-08-06 | 2013-08-06 | Pin antitorque connecting pin hand cradle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310338073.7A CN104278825B (en) | 2013-08-06 | 2013-08-06 | Pin antitorque connecting pin hand cradle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104278825A CN104278825A (en) | 2015-01-14 |
| CN104278825B true CN104278825B (en) | 2016-12-07 |
Family
ID=52254126
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310338073.7A Expired - Fee Related CN104278825B (en) | 2013-08-06 | 2013-08-06 | Pin antitorque connecting pin hand cradle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104278825B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106703405A (en) * | 2017-01-09 | 2017-05-24 | 杨秀峰 | Socket-keyslot intelligent monitoring support frame |
| CN106939690B (en) * | 2017-02-20 | 2019-05-21 | 卢兴明 | The anti-load-bearing scaffold that inclines of one kind |
| CN107605154A (en) * | 2017-09-13 | 2018-01-19 | 卢兴明 | A kind of scaffold lifting is early to tear system open |
| CN116892288B (en) * | 2023-09-11 | 2023-11-17 | 山西盛帅建筑工程有限公司 | Attached lifting scaffold lifting mechanism |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2489020Y (en) * | 2001-07-03 | 2002-05-01 | 姜光宗 | Connector for scaffold |
| CN2654765Y (en) * | 2003-11-07 | 2004-11-10 | 吕伟嘉 | Inserted type gravity self locking scaffold |
| WO2010142797A1 (en) * | 2009-06-12 | 2010-12-16 | G.M.B. Trade And Service Company Ltd. | Latticework modular scaffolding system |
| GB2482322A (en) * | 2010-07-29 | 2012-02-01 | Huang Guowei | Support post and support ring assembly |
| CN203034788U (en) * | 2013-01-11 | 2013-07-03 | 王新宏 | Flexible scaffold capable of being rapidly assembled and detached |
-
2013
- 2013-08-06 CN CN201310338073.7A patent/CN104278825B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2489020Y (en) * | 2001-07-03 | 2002-05-01 | 姜光宗 | Connector for scaffold |
| CN2654765Y (en) * | 2003-11-07 | 2004-11-10 | 吕伟嘉 | Inserted type gravity self locking scaffold |
| WO2010142797A1 (en) * | 2009-06-12 | 2010-12-16 | G.M.B. Trade And Service Company Ltd. | Latticework modular scaffolding system |
| GB2482322A (en) * | 2010-07-29 | 2012-02-01 | Huang Guowei | Support post and support ring assembly |
| CN203034788U (en) * | 2013-01-11 | 2013-07-03 | 王新宏 | Flexible scaffold capable of being rapidly assembled and detached |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104278825A (en) | 2015-01-14 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104278825B (en) | Pin antitorque connecting pin hand cradle | |
| CN202090934U (en) | Junction structure of H-shaped steel arch center and feet-lock anchor tubes in tunnel | |
| CN216064848U (en) | Seamless steel pipe piercing plug | |
| CN202324565U (en) | Novel steel pipe scaffold | |
| CN209482301U (en) | A kind of welded reinforcement concrete pile tip | |
| CN204112861U (en) | A kind of metal fence column | |
| CN207315895U (en) | Transmission shaft connects fork | |
| CN208243431U (en) | A kind of oven sliding rail installing mechanism | |
| CN210685354U (en) | Bowl buckle frame | |
| CN207017630U (en) | Anti-loose scaffold | |
| CN207315893U (en) | Transmission shaft connecting fork | |
| CN203856180U (en) | Scaffold | |
| CN208169270U (en) | A kind of jointing device and prestressing force prefabricated component | |
| CN206087921U (en) | Tank container and jar body thereof | |
| CN206928639U (en) | A kind of pulley-clip scaffold central sill formwork bracket | |
| CN204846095U (en) | A latch hook is pull to semitrailer saddle | |
| CN205531294U (en) | Connection horizontal pole of support frame or scaffold frame usefulness | |
| CN213509919U (en) | Metal guardrail corner combination splicing structure | |
| CN213621280U (en) | Stainless steel bar transportation safety protection seat | |
| CN203902657U (en) | Suspension board of suspension spherical shell | |
| CN204331174U (en) | A kind of earpiece | |
| CN214995878U (en) | Socket joint height-increasing mechanism | |
| CN221346075U (en) | Reinforcing steel bar connecting piece for concrete beam column | |
| CN201597725U (en) | Anchor pole bottom end positioning suspension structure | |
| CN207935743U (en) | A kind of right angle angle steel |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161207 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |