CN107202199A - The built-in type bearing and its installation method of a kind of cable bearer - Google Patents
The built-in type bearing and its installation method of a kind of cable bearer Download PDFInfo
- Publication number
- CN107202199A CN107202199A CN201710426174.8A CN201710426174A CN107202199A CN 107202199 A CN107202199 A CN 107202199A CN 201710426174 A CN201710426174 A CN 201710426174A CN 107202199 A CN107202199 A CN 107202199A
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- Prior art keywords
- shaped steel
- built
- type bearing
- bolt
- cable bearer
- 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.)
- Pending
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- 238000009434 installation Methods 0.000 title claims abstract description 22
- 238000000034 method Methods 0.000 title claims abstract description 11
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 74
- 239000010959 steel Substances 0.000 claims abstract description 74
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 6
- 239000011701 zinc Substances 0.000 claims description 6
- 229910052725 zinc Inorganic materials 0.000 claims description 6
- 238000012856 packing Methods 0.000 claims description 4
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 3
- 238000005259 measurement Methods 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 16
- 238000006073 displacement reaction Methods 0.000 abstract description 4
- 238000012163 sequencing technique Methods 0.000 abstract description 2
- 238000011161 development Methods 0.000 description 4
- 230000018109 developmental process Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000011152 fibreglass Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000007711 solidification Methods 0.000 description 2
- 230000008023 solidification Effects 0.000 description 2
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000005246 galvanizing Methods 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- -1 polypropylene Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 239000003755 preservative agent Substances 0.000 description 1
- 230000002335 preservative effect Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L3/00—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets
- F16L3/02—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets partly surrounding the pipes, cables or protective tubing
- F16L3/06—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets partly surrounding the pipes, cables or protective tubing with supports for wires
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention discloses the built-in type bearing and its installation method of a kind of cable bearer.The built-in type bearing includes C-shaped steel, and the open side of the C-shaped steel is provided with bolt, and the nut of described bolt one end is arranged on the inside of the C-shaped steel；On the C-shaped steel pre-buried reinforcer is provided with the opposite side outer wall relative with open side；The open side of the C-shaped steel is additionally provided with template.The built-in type bearing of the cable bearer of the present invention is when mounted, template is tightly linked with bearing using bolt, it is to avoid due to structure construction reason, causes built-in type bearing to be subjected to displacement, with the quality problems such as works faulting of slab ends, influence Surface Quality of Concrete and bearing installation quality.The present invention installs in built-in type bearing and improves installation quality, makes its accurate positioning, firmly.The present invention has obtained effective lifting by bolted on connection in installation efficiency, installs more professional, sequencing, has saved construction cost, improved construction quality, it is adaptable to the construction of the built-in type bearing of various cable beareves.
Description
Technical field
It is the cable branch used during a kind of pipe gallery is constructed specifically the present invention relates to pipe gallery construction technology
The built-in type bearing of frame, and the built-in type bearing installation method.
Background technology
Continuous growth and city itself expanding economy with Chinese national economy, pipe gallery has become national throwing
The new fresh combatants of development are provided, and it is exactly that the various pipelines and cable needed for city are included into synthesis to build pipe gallery purpose
Piping lane, is managed collectively, particularly high voltage cable, communication cable etc., has become the first choice that most cities pipeline enters cable.
With the large area construction of pipe gallery, the demand of cable bearer is also synchronously increased.For improve pipe gallery construction efficiency and after
The managerial skills of phase operation, using a kind of quality is good, durability is strong, cable bearer quick and easy for installation is preferred.
The material and form used with the development of social technology and demand, cable bearer is also varied.Build at home
Build in construction, cable bearer most traditional construction technology is to use angle bar frame, construction method is pre-buried in concrete surface in advance
Steel plate is used as bearing, then support is soldered on steel plate support.In the market also occurred substantial amounts of using PVC or polypropylene as material
Cable bearer, support uses injection molding, and efficiency high, cost are low, but it has the disadvantage easy aging, and insufficient strength, at present
Substantially have dropped out market.Another material of cable bearer is fiberglass, glass fiber reinforced plastic cable support can according to shape of product and
Batch size, is pasted, pultrusion or mould pressing process are molded using hand.Manual pasting forming process is the glass fibre or cloth impregnated of resin
Laminated solidification is formed in the product mold of required shape.Complex-shaped product can be produced.But its low production efficiency, product
Quality reproduction is poor, and environmental pollution is serious.There is a kind of Q235 steel adjustable cable support in the prior art, this kind of support is used
Long lifespan, quick and easy for installation, work efficiency is high, has fewer environmental impacts, is material relatively new type in the market, with society
Progress and industrialized development, the application development of this kind of support is main trend.
At present, the fixed form of common bearing is mainly fixed on framework of steel reinforcement using dowel, then installation form, due to
Vibration during concreting, the bearing fixed using dowel can be formed certain displacement by the vibration of framework of steel reinforcement, cause
Bearing and concrete at grade, do not cause concrete organoleptic quality not good, and the absolute altitude of bearing is difficult adjustment.
The content of the invention
It is low, safety and firmness cable bearer the technical problem to be solved in the present invention is to provide a kind of simple in construction, cost
Built-in type bearing, and the built-in type bearing installation method, while the organoleptic quality of concrete can be ensured.
In order to solve the above-mentioned technical problem, the invention provides a kind of built-in type bearing of cable bearer, including C-shaped steel,
The open side of the C-shaped steel is provided with bolt, and the nut of described bolt one end is arranged on the inside of the C-shaped steel；On the C-shaped steel with
Pre-buried reinforcer is provided with the relative opposite side outer wall of open side；The open side of the C-shaped steel is additionally provided with template.
Further, the cross section of the C-shaped steel is rectangular, and the width of its inner chamber is slightly larger than the diameter of the nut, institute
The width for stating C-shaped steel upper shed is slightly larger than the diameter of the bolt.
Further, the inwall of the C-shaped steel open side is provided with sawtooth, surface of the nut towards bolt side
Provided with sawtooth.
Further, the spacing of the sawtooth is 3mm, and depth is 1.5mm.
Further, the pre-buried reinforcer is cylindrical, and its one end is welded or riveted with the C-shaped steel, and the other end is provided with
Hold cap.
Further, the length of the pre-buried reinforcer is more than or equal to 80mm.
Further, the outer surface of the built-in type bearing is coated with antirust zinc layers, and it is micro- that the antirust zinc coating thickness is more than 60
Rice.
Further, if the length of the C-shaped steel is less than or equal to 1.4m, two bolts, and two bolt difference are set
It is fixed on away from the termination 20cm of C-shaped steel two ends；If the length of C-shaped steel is more than 1.4m, the bolt quantity is n=[(L-0.4)/1
+ 1], round up number, wherein, the L be C-shaped steel length, unit be being smaller than between m, and any two bolt or
Equal to 1m.
Further, the thickness of the C-shaped steel is more than or equal to 2mm.
Present invention also offers a kind of installation method of the built-in type bearing of above-mentioned cable bearer, including：
According to the size of the vertical direction of bolt, the absolute altitude of first bolt in bottom is ferreted out in template with spirit level, it is fixed
The position of upper bolt is measured behind position with steel ruler, electricity consumption is drilled in template perforate；
C-shaped steel and template are connected with bolt, make C-shaped steel and template proximate, gap is not more than 0.3mm, and bolt is solid
Timing adds packing ring, the plan-position of repetition measurement built-in type bearing and elevation of top after bearing installation；
Built-in type bearing after assembling is placed in a predetermined position, pump truck concreting in lifts is used, and vibrated with vibrating head
It is closely knit, installed after completion after concrete setting.
Template when mounted, is tightly linked, kept away by the built-in type bearing of the cable bearer of the present invention using bolt with bearing
Exempt from, due to structure construction reason, to cause built-in type bearing to be subjected to displacement, and quality problems such as works faulting of slab ends, outside influence concrete
Appearance quality and bearing installation quality.The present invention is installed in built-in type bearing improves installation quality, makes its accurate positioning, jail
Gu.The present invention has obtained effective lifting by bolted on connection in installation efficiency, installs more professional, sequencing, has saved and applied
Work cost, improves construction quality, it is adaptable to the construction of the built-in type bearing of various cable beareves.
Brief description of the drawings
Fig. 1 is the front view of the built-in type bearing of the cable bearer of the present invention.
Fig. 2 is the sectional view of the built-in type bearing of the cable bearer of the present invention.
Fig. 3 is the A-A profiles in Fig. 2.
In figure：1.C shape steel, 2. pre-buried reinforcers, 3. bolts, 4. templates, 5. nuts, 6. sawtooth, 7. nuts, 8. packing rings,
9. concrete.
Embodiment
The invention will be further described with specific embodiment below in conjunction with the accompanying drawings, so that those skilled in the art can be with
More fully understand the present invention and can be practiced, but illustrated embodiment is not as a limitation of the invention.
As Figure 1-3, the built-in type bearing of cable bearer of the invention, including C-shaped steel 1, the opening of the C-shaped steel 1
Side is provided with bolt 3, and bolt 3 is preferably tommyhead bolt, for example with M10 bolts, and the nut 5 of described one end of bolt 3 is arranged at described
The inner side of C-shaped steel 1；Pre-buried reinforcer 2 is provided with the C-shaped steel 1 on the opposite side outer wall relative with open side；The C-shaped steel 1
Open side be additionally provided with template 4.Wherein, C-shaped steel 1 is preferred to use Q235 steel.The addition of template 4 causes in installation can be with
Avoid, due to structure construction reason, causing built-in type bearing to be subjected to displacement, with the quality problems such as works faulting of slab ends, influence concrete
Presentation quality and bearing installation quality.
Preferably, the cross section of the C-shaped steel 1 is rectangular, and the width of its inner chamber is slightly larger than the diameter of the nut 5, institute
The width for stating the upper shed of C-shaped steel 1 is slightly larger than the diameter of the bolt 3." being slightly larger than " herein, which refers to, can make bolt 3 and its nut
5 slide and are unlikely to the size of retardance along C-shaped steel 1.The cross section of C-shaped steel 1 is rectangular, nut 4 that can preferably with bolt 3
It is engaged, close structure and easy to process.If the nut of bolt is hemispherical, the cross section of C-shaped steel can be corresponded in half
It is circular.
It is further preferred that the inwall of the open side of C-shaped steel 1 is provided with sawtooth 6, the nut 5 is towards the side of bolt 3
Surface also be provided with sawtooth 6.Sawtooth intermeshing on sawtooth and nut on C-shaped steel opening inwall, can effectively prevent spiral shell
Bolt 3 is rotated.In order to prevent from balancing between rotation, difficulty of processing and structural strength, the spacing of the sawtooth 6 is 3mm, and depth is
1.5mm is optimal.The size can play prevent rotating effect while, moreover it is possible to the structural strength possessed, and processing
Simply.
The pre-buried reinforcer 2 is cylindrical, and its one end is welded or riveted with the C-shaped steel 1, and the other end is provided with end cap.It is excellent
Selection of land, the length of the pre-buried reinforcer 2 is more than or equal to 80mm.When actual use, it can be strengthened using rivet as pre-buried
Part is used, and cost is low, easy to use.
In order to prevent built-in type bearing from getting rusty, preservative treatment can be made using galvanizing to whole built-in type bearing, make institute
The outer surface for stating built-in type bearing forms antirust zinc layers, and the antirust zinc coating thickness is more than 60 microns.
If in addition, the length of the C-shaped steel 1 is less than or equal to 1.4m, two bolts 3 are set, and two bolts 3 are solid respectively
It is scheduled on away from the two ends termination 20cm of C-shaped steel 1；If the length of C-shaped steel 1 be more than 1.4m, the quantity of bolt 3 be n=[(L-0.4)/
1+1], round up number, wherein, the L is the length of C-shaped steel 1, and unit is that the spacing between m, and any two bolt 3 should
Less than or equal to 1m.
Preferably, the thickness of the C-shaped steel 1 is more than or equal to 2mm, and the length of C-shaped steel 1 is preferably 2350mm, section chi
Very little is 38 × 26mm.So, it is ensured that the intensity and service life of built-in type bearing.
The installation method of the built-in type bearing of the cable bearer of the present invention, including：
According to the size of the vertical direction of bolt 3, the absolute altitude of first bolt in bottom is ferreted out in template 4 with spirit level,
The position of upper bolt is measured after positioning with steel ruler, electricity consumption is drilled in perforate in template 4；The pre-drilled cavity diameter of template 4 is bigger than bolt 3
2mm, prevents the excessive spillage of perforate；
During the nut 5 of bolt 3 is put into the inner chamber of C-shaped steel 1 from the end of C-shaped steel 1, make bolt part opening from C-shaped steel 1
Mouth stretches out, and opening of the bolt 3 along C-shaped steel 1 is slid into predeterminated position, general two bolts in end are arranged on away from C-shaped steel
At the 20cm of termination, then bolt 3 is passed through from the perforate in template 4, nut 7 is screwed on bolt 3, will with bolt 3 and nut 7
C-shaped steel 1 is connected with template 4, C-shaped steel 1 is close to template 4, gap is not more than 0.3mm, in order to prevent releasing, Ke Yi
Bolt 3 adds packing ring 8 when fixing, the plan-position of repetition measurement built-in type bearing and elevation of top after bearing installation；
Built-in type bearing after assembling is placed in a predetermined position, with pump truck concreting in lifts 9, and vibrated with vibrating head
It is closely knit, installed after completion after the solidification of concrete 9.Vibration compacting wherein is wanted to built-in fitting periphery concrete, forbids directly vibrate
Rod is leaned against to vibrate on template and support.
Finally construction is carried out an acceptance inspection, built-in type bearing should be less than 0.5mm with works faulting of slab ends, off normal is installed and is not more than
5mm。
Embodiment described above is only the preferred embodiment to absolutely prove the present invention and being lifted, protection model of the invention
Enclose not limited to this.Equivalent substitute or conversion that those skilled in the art are made on the basis of the present invention, in the present invention
Protection domain within.Protection scope of the present invention is defined by claims.
Claims (10)
1. the built-in type bearing of a kind of cable bearer, it is characterised in that including C-shaped steel, the open side of the C-shaped steel is provided with spiral shell
Bolt, the nut of described bolt one end is arranged on the inside of the C-shaped steel；The opposite side outer wall relative with open side on the C-shaped steel
On be provided with pre-buried reinforcer；The open side of the C-shaped steel is additionally provided with template.
2. the built-in type bearing of cable bearer as claimed in claim 1, it is characterised in that the cross section of the C-shaped steel is in square
Shape, the width of its inner chamber is slightly larger than the diameter of the nut, and the width of the C-shaped steel upper shed is straight slightly larger than the bolt
Footpath.
3. the built-in type bearing of cable bearer as claimed in claim 1 or 2, it is characterised in that the C-shaped steel open side it is interior
Wall is provided with sawtooth, and the nut also is provided with sawtooth towards the surface of bolt side.
4. the built-in type bearing of cable bearer as claimed in claim 3, it is characterised in that the spacing of the sawtooth is 3mm, deep
Spend for 1.5mm.
5. the built-in type bearing of cable bearer as claimed in claim 1, it is characterised in that the pre-buried reinforcer is cylindrical,
Its one end is welded or riveted with the C-shaped steel, and the other end is provided with end cap.
6. the built-in type bearing of cable bearer as claimed in claim 5, it is characterised in that the length of the pre-buried reinforcer is big
In or equal to 80mm.
7. the built-in type bearing of cable bearer as claimed in claim 1, it is characterised in that the outer surface of the built-in type bearing
Antirust zinc layers are coated with, the antirust zinc coating thickness is more than 60 microns.
8. the built-in type bearing of cable bearer as claimed in claim 1, it is characterised in that if the length of the C-shaped steel is less than
Or equal to 1.4m, two bolts are set, and two bolts are separately fixed at away from the termination 20cm of C-shaped steel two ends；If the length of C-shaped steel
Degree is more than 1.4m, and the bolt quantity is n=[(L-0.4)/1+1], and round up number, wherein, the L is the length of C-shaped steel,
Unit is being smaller than between m, and any two bolt or equal to 1m.
9. the built-in type bearing of cable bearer as claimed in claim 1, it is characterised in that the thickness of the C-shaped steel be more than or
Equal to 2mm.
10. a kind of right seeks the installation method of the built-in type bearing of cable bearer described in any one in 1-9, it is characterised in that
Including：
According to the size of the vertical direction of bolt, the absolute altitude of first bolt in bottom is ferreted out in template with spirit level, after positioning
The position of upper bolt is measured with steel ruler, electricity consumption is drilled in template perforate；
C-shaped steel and template are connected with bolt, make C-shaped steel and template proximate, gap is not more than 0.3mm, when bolt is fixed
Packing ring is added, the plan-position of repetition measurement built-in type bearing and elevation of top after bearing installation；
Built-in type bearing after assembling is placed in a predetermined position, pump truck concreting in lifts is used, and uses vibrating head vibration compacting,
Installed after completion after concrete setting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710426174.8A CN107202199A (en) | 2017-06-08 | 2017-06-08 | The built-in type bearing and its installation method of a kind of cable bearer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710426174.8A CN107202199A (en) | 2017-06-08 | 2017-06-08 | The built-in type bearing and its installation method of a kind of cable bearer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107202199A true CN107202199A (en) | 2017-09-26 |
Family
ID=59907271
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710426174.8A Pending CN107202199A (en) | 2017-06-08 | 2017-06-08 | The built-in type bearing and its installation method of a kind of cable bearer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107202199A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107893431A (en) * | 2017-12-25 | 2018-04-10 | 中建安装工程有限公司 | A kind of assembled suspension and support fastener inserts and its pre-buried construction method of installation |
| CN109989587A (en) * | 2018-12-30 | 2019-07-09 | 辽宁地质工程职业学院 | A kind of attached vibrator Simple support device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2556648A1 (en) * | 1975-01-13 | 1976-07-15 | Wolf Johann Gmbh Kg | ASSEMBLY AID FOR ERECTING USEFUL OR RESIDENTIAL BUILDINGS USING PRE-FABRICATED COMPONENTS |
| CN201443136U (en) * | 2009-07-22 | 2010-04-28 | 徐公科 | Pre-cast fixing device |
| CN201723558U (en) * | 2010-06-21 | 2011-01-26 | 迟尚革 | Screw fastening structure |
| CN104947944A (en) * | 2015-07-01 | 2015-09-30 | 中冶建工集团有限公司 | Embedding method for embedding box iron in concrete component |
| CN204728715U (en) * | 2015-07-01 | 2015-10-28 | 中冶建工集团有限公司 | The pre-buried mounting structure of channel-section steel for channel-section steel is nuzzled in concrete component in advance |
| CN204754243U (en) * | 2015-07-01 | 2015-11-11 | 中冶建工集团有限公司 | Pre -buried mounting structure of channel -section steel |
| CN105508390A (en) * | 2016-01-18 | 2016-04-20 | 杭州斯泰新材料技术有限公司 | Fastening mechanism |
| CN205676921U (en) * | 2016-06-19 | 2016-11-09 | 中国二十二冶集团有限公司 | Underground pipe gallery elongated built-in fitting fixing device |
| CN206958392U (en) * | 2017-06-08 | 2018-02-02 | 五冶集团上海有限公司 | A kind of built-in type bearing of cable bearer |
-
2017
- 2017-06-08 CN CN201710426174.8A patent/CN107202199A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2556648A1 (en) * | 1975-01-13 | 1976-07-15 | Wolf Johann Gmbh Kg | ASSEMBLY AID FOR ERECTING USEFUL OR RESIDENTIAL BUILDINGS USING PRE-FABRICATED COMPONENTS |
| CN201443136U (en) * | 2009-07-22 | 2010-04-28 | 徐公科 | Pre-cast fixing device |
| CN201723558U (en) * | 2010-06-21 | 2011-01-26 | 迟尚革 | Screw fastening structure |
| CN104947944A (en) * | 2015-07-01 | 2015-09-30 | 中冶建工集团有限公司 | Embedding method for embedding box iron in concrete component |
| CN204728715U (en) * | 2015-07-01 | 2015-10-28 | 中冶建工集团有限公司 | The pre-buried mounting structure of channel-section steel for channel-section steel is nuzzled in concrete component in advance |
| CN204754243U (en) * | 2015-07-01 | 2015-11-11 | 中冶建工集团有限公司 | Pre -buried mounting structure of channel -section steel |
| CN105508390A (en) * | 2016-01-18 | 2016-04-20 | 杭州斯泰新材料技术有限公司 | Fastening mechanism |
| CN205676921U (en) * | 2016-06-19 | 2016-11-09 | 中国二十二冶集团有限公司 | Underground pipe gallery elongated built-in fitting fixing device |
| CN206958392U (en) * | 2017-06-08 | 2018-02-02 | 五冶集团上海有限公司 | A kind of built-in type bearing of cable bearer |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107893431A (en) * | 2017-12-25 | 2018-04-10 | 中建安装工程有限公司 | A kind of assembled suspension and support fastener inserts and its pre-buried construction method of installation |
| CN109989587A (en) * | 2018-12-30 | 2019-07-09 | 辽宁地质工程职业学院 | A kind of attached vibrator Simple support device |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170926 |
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| RJ01 | Rejection of invention patent application after publication |