CN102644378A - Method and clamping device for embedding rebar of framework structure perpendicular to stand column surface - Google Patents
Method and clamping device for embedding rebar of framework structure perpendicular to stand column surface Download PDFInfo
- Publication number
- CN102644378A CN102644378A CN2012101384315A CN201210138431A CN102644378A CN 102644378 A CN102644378 A CN 102644378A CN 2012101384315 A CN2012101384315 A CN 2012101384315A CN 201210138431 A CN201210138431 A CN 201210138431A CN 102644378 A CN102644378 A CN 102644378A
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- Prior art keywords
- rubber pad
- template
- pad retaining
- assembly
- embedded bar
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- 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.)
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Links
- 238000000034 method Methods 0.000 title claims abstract description 19
- 238000010276 construction Methods 0.000 claims description 14
- 229910000831 Steel Inorganic materials 0.000 claims description 12
- 239000010959 steel Substances 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 6
- 239000004568 cement Substances 0.000 claims description 4
- 230000000994 depressogenic effect Effects 0.000 claims description 4
- 229910000906 Bronze Inorganic materials 0.000 claims description 3
- 229910000639 Spring steel Inorganic materials 0.000 claims description 3
- 239000010974 bronze Substances 0.000 claims description 3
- 239000003795 chemical substances by application Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 claims description 3
- 229920006351 engineering plastic Polymers 0.000 claims description 3
- 238000012856 packing Methods 0.000 claims description 3
- 230000001739 rebound effect Effects 0.000 claims description 3
- 239000011248 coating agent Substances 0.000 claims description 2
- 238000002347 injection Methods 0.000 claims description 2
- 239000007924 injection Substances 0.000 claims description 2
- 238000000465 moulding Methods 0.000 claims description 2
- 238000005987 sulfurization reaction Methods 0.000 claims description 2
- 238000009435 building construction Methods 0.000 abstract description 2
- 238000007789 sealing Methods 0.000 abstract description 2
- 230000000903 blocking effect Effects 0.000 abstract 6
- 239000011440 grout Substances 0.000 abstract 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 8
- 230000003014 reinforcing effect Effects 0.000 description 8
- 229910052742 iron Inorganic materials 0.000 description 4
- 230000000712 assembly Effects 0.000 description 3
- 238000000429 assembly Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000004873 anchoring Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007634 remodeling Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Landscapes
- Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
- Building Environments (AREA)
Abstract
A method and a clamping device for embedding rebar of a framework structure perpendicular to the stand column surface belong to the technical field of building construction and particularly relate to a method and a clamp for embedding the rebar of the framework structure perpendicular to the stand column surface. The clamping device is characterized by comprising a template (2), a rubber gasket blocking assembly and a fastening assembly, wherein the longitudinal section of the rubber gasket blocking assembly is integrally T-shaped, the rubber gasket blocking assembly is arranged in an inner hole of the template (2), the inner end surface at the left end of the rubber gasket blocking assembly is contacted with the template (2), the right end of the rubber gasket blocking assembly penetrates into the inner hole of the template (2) and is arranged on the fastening assembly on the other lateral surface of the template (2) in threaded connection mode, a through hole is arranged inside the rubber gasket blocking assembly, embedded rebar (1) is arranged in the through hole, and one end of the embedded rebar (1) is fastened through the fastening assembly. The method and the clamping device have the advantages that positioning is firm and accurate, template mounting and demounting are convenient, jack sealing is reliable, grout runout is avoided, quality is reliable and the like.
Description
Technical field
Frame construction belongs to technical field of building construction perpendicular to the built-in process and the clamping harness thereof of column surface reinforcing bar, is specifically related to a kind of built-in process and anchor clamps of column surface reinforcing bar of enclosure wall of frame construction.
Background technology
The enclosure wall of frame construction from the demand of providing fortification against earthquakes, will be provided with steel tie with the interface of column; And at present; The construction of steel tie, most modes that adopt on the pre-buried iron plate that directly is welded on column, and the embedded iron strip has had the bending reinforcing bar of anchoring effect.There are following characteristics in this way: the one, and cost is objective; The 2nd, be subjected to displacement unavoidably in building, pre-buried iron plate top layer is hidden by cement, therefore, need the cutter face to detect, drop into certain man-hour; The 3rd, between the weldment, the thermal capacitance difference is big, and there is fluctuation in welding quality.
Except that pre-buried iron plate method, the technology of boring bar planting is also arranged, because boring is difficult to avoid reinforcing bar; Can not guarantee the quality of upright of frame; The inner surface of pore-forming is loose in addition, and the drawknot intensity change of bar planting is bigger, and this way is forbidden by quality supervision department of many provinces and cities.
Summary of the invention
The technical problem that the present invention will solve is: overcome the deficiency of prior art, a kind of reliable in quality is provided, cost is lower, firm position is accurate, the dismounting template easily frame construction perpendicular to the built-in process of column surface reinforcing bar.
The technical solution adopted for the present invention to solve the technical problems is: this kind is used for the clamping harness at column mounted on surface embedded bar; It is characterized in that: comprise template, rubber pad retaining assembly and fastening assembly; The whole longitudinal section of rubber pad retaining assembly is T-shaped, is installed in the endoporus of template, and rubber pad retaining assembly left end inner face contacts with template; Right-hand member penetrates the fastening assembly that template endoporus and thread connection are installed in the template another side; Rubber pad retaining component internal offers through hole, and embedded bar is installed in the through hole, and embedded bar one end is fastening through fastening assembly.
Described rubber pad retaining assembly comprises rubber pad retaining, spring leaf and thread bush, and it is inner that spring leaf and thread bush are embedded in the rubber pad retaining successively, and spring leaf and thread set are put in the molding sulfuration mould of rubber pad retaining, accomplishes combined tessera and processes rubber pad retaining assembly.
The end face that described rubber pad retaining contacts with stencil plane is provided with the depressed area of annular, and the endoporus sidewall is provided with the spill district that taper is provided with.
Described spring leaf is the tubular of band flange, and flange is ring-type or dentation setting, is stamped to form with the thin plate or the strip of bronze or spring steel material.
Described fastening assembly comprises adapter sleeve, connecting ring and locking sleeve, and the locking sleeve integral assembling is inner at adapter sleeve, and an end rises mouthful and tapered setting, and other end noose and fixes as one through connecting ring and adapter sleeve in the endoporus of connecting ring.
Described adapter sleeve is by the tubular that light sheet material stretches, flange is processed the band edge dish, and is shaped on the screw thread with the thread bush threads engaged in the section reducing and expansion that direct tube section and rubber pad keep off the assembly thread connection.
The tapering in the spill district of band taper setting is consistent on the tapering that rises mouthful in described locking sleeve working end and the rubber pad retaining inner hole wall.
Described connecting ring is selected the injection mo(u)lding of heat molten type engineering plastics for use.
A kind ofly utilize above-mentioned being used for to it is characterized in that: may further comprise the steps in the clamping harness of column mounted on surface embedded bar method at column surface embedded bar:
1, the supporting template on frame construction enclosure wall column surface is according to the construction content; According to diameter, the position dimension key element of various steel ties, make the assembly of standardization, seriation to template, on the template assembly of correspondence; Process the reservation through hole of embedded bar, and deburring;
2, before supporting, make rubber pad retaining assembly and fastening assembly, the rubber pad retaining assembly of the corresponding model of in the through hole of above-mentioned template assembly, on concreting face direction, packing into;
3, the rubber pad at rubber pad retaining assembly keeps off external coating and the not bonding release agent of cement paste; Aim at the end rotation of rubber pad retaining at the another side of template thread bush is installed; Adapter sleeve through thread bush thread connection fastening assembly; The moment that rotation applies is initial torque, is degree not get loose, to drop;
4, in the endoporus of rubber pad retaining, insert embedded bar; Adjust the size that exposes of embedded bar, rotate adapter sleeve immediately, locking sleeve advances; Move behind the spill district and shrink; The taper of locking sleeve is risen mouthful and to be contacted with the taper surface in the inboard spill district of rubber pad retaining, locks embedded bar and fixes its position with this, till embedded bar is locked;
5, then, build, when reaching the form removal condition, the reverse rotation adapter sleeve; Locking sleeve is retreated, and two conical surfaces disengage, and rubber pad keeps off under the rebound effect of spring leaf, resiles; Keeper is opened, and vacates the gap between reserved steel bar and the rubber pad retaining, takes template apart non-resistance.
Compared with prior art, the beneficial effect that the present invention had is:
1, the pre-buried steel bar quality of method of the present invention is reliable, and the cost of practice of construction is lower, particularly be employed in build before; From the perforate of supporting template, insert the mode of embedded bar; Can guarantee to locate firmly accurately, it is fastening to adopt rubber pad retaining assembly to cooperate the adapter sleeve assembly to carry out, and guarantees the fastness that embedded bar is installed; All leave the gap between embedded bar and rubber pad retaining and the locking sleeve, so easy reeve and form removal are withdrawed from; Therefore, the dismounting of template is simple and convenient, the phenomenon that slurry reliably, can not appear running in the jack sealing.
2, cost is low, and is simple to operate, save man-hour, can guarantee the quality of upright of frame, and the drawknot intensity stabilization of embedded bar is economical and practical.
Description of drawings
Fig. 1 is that the embedded bar that the present invention uses is put clamping harness front view sketch map.
Fig. 2 is a dentation chip architecture of the spring sketch map of the present invention.
Fig. 3 is an annular spring leaf structural representation of the present invention.
Fig. 4 is the cross-sectional schematic of locking sleeve of the present invention.
Wherein: 1, embedded bar 2, template 3, rubber pad retaining 4, spring leaf 5, thread bush 6, adapter sleeve 7, connecting ring 8, locking sleeve 9, convexity 10, depressed area 11, spill district.
Fig. 1～4th, most preferred embodiment of the present invention, 1～4 couple of the present invention further specifies below in conjunction with accompanying drawing:
The specific embodiment
With reference to accompanying drawing 1～4:
This kind is used for the clamping harness at column mounted on surface embedded bar, comprises template 2, rubber pad retaining assembly and fastening assembly, and the whole longitudinal section of rubber pad retaining assembly is T-shaped; Be installed in the endoporus of template 2; Rubber pad retaining assembly left end inner face contacts with template 2, right-hand member penetrate template 2 endoporus and with the fastening assembly thread connection that is installed in template 2 another sides, rubber pad keeps off component internal and offers through hole; Embedded bar 1 is installed in the through hole, and embedded bar 1 is fastening through fastening assembly.
Rubber pad retaining assembly comprises rubber pad retaining 3, spring leaf 4 and thread bush 5, and spring leaf 4 is embedded in rubber pad successively with thread bush 5 and keeps off 3 inside, and spring leaf 4 is ring-type or dentation, is stamped to form with the thin plate or the strip of bronze or spring steel material.Rubber pad retaining 3 is provided with annular depressed area 10 with the end face of template 2 plane contact, and inner hole wall is provided with the spill district 11 that the band taper is provided with.
Fastening assembly comprises adapter sleeve 6, connecting ring 7 and locking sleeve 8, and locking sleeve 8 is sleeved in adapter sleeve 6 endoporus, and an end rises mouthful and tapered setting, and it is consistent that the tapering that rises mouthful and rubber pad keep off the tapering in 3 spill district 11; The other end fixes as one through connecting ring 7 and adapter sleeve 6, and connecting ring 7 is selected the heat molten type engineering plastics for use, and the fixed of fastening assembly accomplished in injection moulding; Adapter sleeve 6 is by the tubular that the light sheet material that possesses deep drawn ductility stretches, flange is processed the band edge dish, and processes the screw thread that matches with thread bush 5 at direct tube section with the section reducing and expansion that rubber pad keeps off the assembly thread connection; Also be provided with the convexity 9 that improves turning moment on the adapter sleeve assembly, protruding 9 can be small-sized reinforcing bar or bolt.
Frame construction may further comprise the steps perpendicular to the built-in process of column surface reinforcing bar:
1, the supporting template 2 on frame construction enclosure wall column surface is according to the construction content; According to diameter, the position dimension key element of various steel ties, make the assembly of standardization, seriation to template 2, on template 2 assemblies of correspondence; Process the reservation through hole of embedded bar 1, and deburring;
2, before supporting, make rubber pad retaining assembly and fastening assembly, the rubber pad retaining assembly of the corresponding model of in the through hole of above-mentioned template 2 assemblies, on concreting face, packing into;
3, the rubber pad at rubber pad retaining assembly keeps off 3 external coatings and the not bonding release agent of cement paste; Aim at the end rotation of rubber pad retaining 3 at the another side of template 2 fastening assembly is installed; Adapter sleeve 6 through thread bush 5 thread connection fastening assemblies; The moment that rotation is applied is initial torque, is degree not get loose, to drop;
4, in the endoporus of the rubber pad retaining 3 of rubber pad retaining assembly, insert embedded bar 1, adjust the size that exposes of embedded bar 1, rotate fastening assembly immediately; At this moment, the end face of rubber pad retaining 3 sink, and the taper of locking sleeve 8 is risen mouthful and to be contacted with the taper surface in the spill district 11 of rubber pad retaining 3 inboards; In rotary course, locking sleeve 8 advances, and moves behind the spill district 11 and shrinks; Lock embedded bar 1 and fixing its position with this, till embedded bar 1 is locked;
5, then, build, when reaching the form removal condition; Reverse rotation adapter sleeve 6, locking sleeve 8 is retreated, and two conical surfaces disengage; Rubber pad retaining 3 resiles under the rebound effect of spring leaf 4, and keeper is opened; Vacate the gap between reserved steel bar and the rubber pad retaining 3, take template 2 non-resistance apart.
Owing to all leave the gap between embedded bar 1 and rubber pad retaining 3 and the locking sleeve 8, easy reeve and form removal are withdrawed from.
After inserting embedded bar 1, rotate adapter sleeve 6 immediately, because of rubber face and template 2 skin-friction coefficients greater than the friction factor between the steel screw thread, rubber pad keep off 3 and 2 of templates can not trackslip.
Other operating principles and step and embodiment 1 are same or similar.
The relevant portion of rubber pad retaining 3 is made prism, and the endoporus of template 2 is also corresponding to be made into prismatic hole, is used to prevent that rubber pad retaining 3 from trackslipping.
Other operating principles and step and embodiment 1 are same or similar.
The above only is preferred embodiment of the present invention, is not to be the restriction of the present invention being made other form, and any professional and technical personnel of being familiar with possibly utilize the technology contents of above-mentioned announcement to change or be modified as the equivalent embodiment of equivalent variations.But everyly do not break away from technical scheme content of the present invention, to any simple modification, equivalent variations and remodeling that above embodiment did, still belong to the protection domain of technical scheme of the present invention according to technical spirit of the present invention.
Claims (9)
1. clamping harness that is used at column mounted on surface embedded bar; It is characterized in that: comprise template (2), rubber pad retaining assembly and fastening assembly; The whole longitudinal section of rubber pad retaining assembly is T-shaped, is installed in the endoporus of template (2), and rubber pad retaining assembly left end inner face contacts with template (2); Right-hand member penetrates the fastening assembly that template (2) endoporus and thread connection are installed in template (2) another side; Rubber pad retaining component internal offers through hole, and embedded bar (1) is installed in the through hole, and embedded bar (1) one end is fastening through fastening assembly.
2. a kind of clamping harness that is used at column mounted on surface embedded bar according to claim 1; It is characterized in that: described rubber pad retaining assembly comprises rubber pad retaining (3), spring leaf (4) and thread bush (5); Spring leaf (4) and thread bush (5) are embedded in rubber pad retaining (3) inside successively; Spring leaf (4) and thread bush (5) are put in the molding sulfuration mould of rubber pad retaining (3), accomplish combined tessera and process rubber pad retaining assembly.
3. a kind of clamping harness that is used at column mounted on surface embedded bar according to claim 2; It is characterized in that: described rubber pad retaining (3) is provided with annular depressed area (10) with the end face of template (2) plane contact, and inner hole wall is provided with the spill district (11) that taper is provided with.
4. a kind of clamping harness that is used at column mounted on surface embedded bar according to claim 2; It is characterized in that: described spring leaf (4) is the tubular of band flange; Flange is ring-type or dentation setting, is stamped to form with the thin plate or the strip of bronze or spring steel material.
5. a kind of clamping harness that is used at column mounted on surface embedded bar according to claim 1; It is characterized in that: described fastening assembly comprises adapter sleeve (6), connecting ring (7) and locking sleeve (8); Locking sleeve (8) integral assembling is in adapter sleeve (6) inside; One end rises mouthful and tapered setting, and other end noose and fixes as one through connecting ring (7) and adapter sleeve (6) in connecting ring (7) endoporus.
6. a kind of clamping harness that is used at column mounted on surface embedded bar according to claim 5; It is characterized in that: described adapter sleeve (6) is by the tubular that light sheet material stretches, flange is processed the band edge dish, and is shaped on and the screw thread of thread bush (5) threads engaged in the section reducing and expansion of direct tube section and rubber pad retaining assembly thread connection.
7. a kind of clamping harness that is used at column mounted on surface embedded bar according to claim 5 is characterized in that: the tapering in the spill district (11) of band taper setting is consistent on the tapering that rises mouthful in described locking sleeve (8) working end and rubber pad retaining (3) inner hole wall.
8. a kind of clamping harness that is used at column mounted on surface embedded bar according to claim 5, it is characterized in that: described connecting ring (7) is selected the injection mo(u)lding of heat molten type engineering plastics for use.
9. one kind is utilized claim 1～8 described being used for to it is characterized in that: may further comprise the steps in the clamping harness of the column mounted on surface embedded bar method at column surface embedded bar:
9.1, the supporting template (2) on frame construction enclosure wall column surface is according to the construction content; Diameter, position dimension key element according to various steel ties; Make the assembly of standardization, seriation to template (2); On template (2) assembly of correspondence, process the reservation through hole of embedded bar (1), and deburring;
9.2, before supporting, make rubber pad retaining assembly and fastening assembly, the rubber pad of the corresponding model of the through hole of above-mentioned template (2) assembly in, on concreting face direction, packing into keeps off assembly;
9.3, at rubber pad retaining (3) external coating and the not bonding release agent of cement paste of rubber pad retaining assembly; Aim at the end rotation of rubber pad retaining (3) at the another side of template (2) thread bush (5) is installed; Adapter sleeve (6) through thread bush (5) thread connection fastening assembly; The moment that rotation applies is initial torque, is degree not get loose, to drop;
9.4, in the endoporus of rubber pad retaining (3), insert embedded bar (1); Adjust the size that exposes of embedded bar (1), rotate adapter sleeve (6) immediately, locking sleeve (8) advances; Move behind the spill district (11) and shrink; The taper of locking sleeve (8) is risen mouthful and to be contacted with the taper surface in the inboard spill district (11) of rubber pad retaining (3), locks embedded bar (1) and fixes its position with this, till embedded bar (1) is locked;
9.5, then, build, when reaching the form removal condition; Reverse rotation adapter sleeve (6), locking sleeve (8) is retreated, and two conical surfaces disengage; Rubber pad retaining (3) resiles under the rebound effect of spring leaf (4), and keeper is opened; Vacate the gap between reserved steel bar and the rubber pad retaining (3), take template (2) non-resistance apart.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210138431.5A CN102644378B (en) | 2012-05-05 | 2012-05-05 | Method and clamping device for embedding rebar of framework structure perpendicular to stand column surface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210138431.5A CN102644378B (en) | 2012-05-05 | 2012-05-05 | Method and clamping device for embedding rebar of framework structure perpendicular to stand column surface |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102644378A true CN102644378A (en) | 2012-08-22 |
| CN102644378B CN102644378B (en) | 2014-08-06 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210138431.5A Expired - Fee Related CN102644378B (en) | 2012-05-05 | 2012-05-05 | Method and clamping device for embedding rebar of framework structure perpendicular to stand column surface |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102644378B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109129849A (en) * | 2018-10-26 | 2019-01-04 | 中建局集团第二建筑有限公司 | A kind of precast beam wedge block and pre-embedded bolt installation mold and its construction method |
| CN110145035A (en) * | 2019-04-30 | 2019-08-20 | 扬州市金诺尔不锈钢有限公司 | A kind of piping lane construction pre-buried channel flow component |
| CN116592843A (en) * | 2023-07-17 | 2023-08-15 | 邹城市科威电力设备制造有限公司 | Prefabricated assembled building angle measuring device |
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| CH654057A5 (en) * | 1981-06-05 | 1986-01-31 | Weidmann H Ag | Process for producing a tension rod, tension rod produced by the process, and use of said tension rod |
| DE3339125C2 (en) * | 1983-10-28 | 1987-10-15 | Philipp Holzmann Ag, 6000 Frankfurt, De | |
| AT386444B (en) * | 1984-07-05 | 1988-08-25 | Vorspann Technik Gmbh | RING WEDGE FOR FASTENING TENSIONS IN AN ANCHOR |
| CN2546547Y (en) * | 2002-04-15 | 2003-04-23 | 黄才良 | Built-in lacing wire fixing clamp for construction |
| KR20080004962U (en) * | 2007-04-23 | 2008-10-28 | 서정원 | Tendon fixing structure for underdrain couple |
| CN202755540U (en) * | 2012-05-05 | 2013-02-27 | 武汉常博建设集团有限公司 | Clamping rig used for mounting embedded bar on surface of upright |
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2012
- 2012-05-05 CN CN201210138431.5A patent/CN102644378B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH654057A5 (en) * | 1981-06-05 | 1986-01-31 | Weidmann H Ag | Process for producing a tension rod, tension rod produced by the process, and use of said tension rod |
| DE3339125C2 (en) * | 1983-10-28 | 1987-10-15 | Philipp Holzmann Ag, 6000 Frankfurt, De | |
| AT386444B (en) * | 1984-07-05 | 1988-08-25 | Vorspann Technik Gmbh | RING WEDGE FOR FASTENING TENSIONS IN AN ANCHOR |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109129849A (en) * | 2018-10-26 | 2019-01-04 | 中建局集团第二建筑有限公司 | A kind of precast beam wedge block and pre-embedded bolt installation mold and its construction method |
| CN109129849B (en) * | 2018-10-26 | 2024-01-23 | 中建一局集团第二建筑有限公司 | Prefabricated beam wedge block and embedded bolt mounting die and construction method thereof |
| CN110145035A (en) * | 2019-04-30 | 2019-08-20 | 扬州市金诺尔不锈钢有限公司 | A kind of piping lane construction pre-buried channel flow component |
| CN116592843A (en) * | 2023-07-17 | 2023-08-15 | 邹城市科威电力设备制造有限公司 | Prefabricated assembled building angle measuring device |
| CN116592843B (en) * | 2023-07-17 | 2023-09-26 | 邹城市科威电力设备制造有限公司 | Prefabricated assembled building angle measuring device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102644378B (en) | 2014-08-06 |
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Granted publication date: 20140806 |