CN114427302A - Auxiliary device for positioning foundation bolt and construction method thereof - Google Patents
Auxiliary device for positioning foundation bolt and construction method thereof Download PDFInfo
- Publication number
- CN114427302A CN114427302A CN202210190977.9A CN202210190977A CN114427302A CN 114427302 A CN114427302 A CN 114427302A CN 202210190977 A CN202210190977 A CN 202210190977A CN 114427302 A CN114427302 A CN 114427302A
- Authority
- CN
- China
- Prior art keywords
- positioning plate
- positioning
- auxiliary device
- plate
- foundation
- 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
Links
- 238000010276 construction Methods 0.000 title claims description 11
- 230000000149 penetrating effect Effects 0.000 claims abstract description 6
- 238000009434 installation Methods 0.000 claims description 5
- 230000002787 reinforcement Effects 0.000 description 8
- 229910000831 Steel Inorganic materials 0.000 description 6
- 239000010959 steel Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 238000009435 building construction Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
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
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/14—Conveying or assembling building elements
- E04G21/16—Tools or apparatus
- E04G21/18—Adjusting tools; Templates
- E04G21/1841—Means for positioning building parts or elements
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/38—Connections for building structures in general
- E04B1/41—Connecting devices specially adapted for embedding in concrete or masonry
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Mechanical Engineering (AREA)
- Foundations (AREA)
Abstract
The invention provides an auxiliary device for positioning an anchor bolt, wherein a marking line is carved on the top surface of a main body structure corresponding to a region of the anchor bolt to be installed, and the auxiliary device comprises: a support frame for placement on top of the body structure; the positioning plate is arranged on the top surface of the support frame; a plurality of preformed holes are formed in the positioning plate, and foundation bolts are connected with the preformed holes in a penetrating manner; and the indicating line is drawn on the top surface of the positioning plate, the positioning plate is driven to move by adjusting the position of the supporting frame until the indicating line of the positioning plate is aligned with the marking line, the reserved hole is located in an area where the foundation bolt is to be installed, and the foundation bolt is located at the set position. According to the invention, the foundation bolt penetrates through the positioning plate, so that the foundation bolt can be ensured to be in an accurate position only by adjusting the level of the positioning plate and aligning the indicating line of the positioning plate with the marking line of the main structure, and the positioning accuracy of the foundation bolt is improved.
Description
Technical Field
The invention relates to the technical field of building construction, in particular to an auxiliary device for positioning foundation bolts and a construction method thereof.
Background
The independent foundation embedded foundation bolt in the foundation engineering before the stand column is constructed by the steel structure building, the installation precision of a steel structure is completely determined by the safety precision of the foundation bolt, the installation position of the foundation bolt is indicated by the existing installation method of the foundation bolt in a mode of passing through a plumb line and pulling a horizontal line, the foundation bolt is easy to deflect in the fixing process after being positioned, and the foundation bolt is difficult to operate during stay wire control, so that the installation error of the foundation bolt is large, and the construction quality of the engineering is influenced.
Disclosure of Invention
In view of the above situation, the invention provides an auxiliary device for positioning foundation bolts, which solves the technical problems of difficult positioning and large errors of the foundation bolts in the traditional construction, the foundation bolts are arranged in the positioning plate in a penetrating manner by arranging the supporting frame erected on the main structure, arranging the positioning plate on the supporting frame, arranging the indicating lines, the preformed holes and the gradienter on the positioning plate, and only by adjusting the level of the positioning plate and aligning the indicating lines of the positioning plate with the marked lines of the main structure, the foundation bolts can be ensured to be in accurate positions, the foundation bolts are prevented from deviating due to the limitation of the positioning plate in the fixing process of the foundation bolts, and the positioning accuracy of the foundation bolts is improved.
In order to achieve the purpose, the invention adopts the technical scheme that:
the utility model provides an auxiliary device for fixing a position rag bolt, the top surface of major structure corresponds the regional portrayal of waiting to install rag bolt has the marking, and this auxiliary device includes:
a support frame for placement on top of the body structure;
the positioning plate is arranged on the top surface of the support frame;
a plurality of preformed holes are formed in the positioning plate, and foundation bolts are connected with the preformed holes in a penetrating manner; and
the indicating line of the top surface of the positioning plate is carved on, the position of the supporting frame is adjusted to drive the positioning plate to move, when the indicating line of the positioning plate is aligned with the marking line, the reserved hole is located in an area where the foundation bolt is to be installed, and the foundation bolt is located in the set position.
The auxiliary device for positioning the foundation bolt is further improved in that the auxiliary device further comprises a plurality of studs fixed on the top surface of the support frame, adjusting nuts screwed on the studs and threaded holes corresponding to the studs and formed in the positioning plate, and the positioning plate is sleeved on the studs through the threaded holes and is arranged at the tops of the adjusting nuts;
through screwing the adjusting nut, the adjusting nut drives the positioning plate to move back and forth along the stud, so that the height of the positioning plate is changed, and the positioning plate is horizontal.
The auxiliary device for positioning the foundation bolt is further improved by comprising a level instrument fixed on the top surface of the positioning plate.
The auxiliary device for positioning the foundation bolt is further improved in that two gradienters are arranged and are respectively positioned on two mutually vertical side edges of the positioning plate.
The auxiliary device for positioning the foundation bolt is further improved in that the support frame comprises a plurality of bearing rods which are arranged at intervals and are erected on the main body structure and a support plate which is vertically connected to the bottom surfaces of the bearing rods, and the stud is fixedly connected to the top surface of the support plate.
The auxiliary device for positioning the foundation bolt is further improved in that a plurality of clamping grooves are formed in the top surface of the supporting plate at intervals corresponding to the bearing rods, and the bearing rods are clamped in the clamping grooves.
The auxiliary device for positioning the foundation bolt is further improved in that two marked lines are arranged in the direction perpendicular to each other, and two indicating lines are arranged corresponding to the marked lines.
The auxiliary device for positioning the foundation bolt of the present invention is further improved in that eight prepared holes are provided at intervals.
A construction method of an auxiliary device for positioning an anchor bolt includes the steps of:
providing an auxiliary device, and erecting a support frame of the auxiliary device on the top of the main body structure;
providing a plurality of foundation bolts, and connecting the foundation bolts in the reserved holes in a penetrating manner;
adjusting the position of the support frame to drive the positioning plate to move until the indicating line is aligned with the marking line of the main body structure, so that the foundation bolt corresponds to the position to be installed;
the foundation bolt and the main structure are fixedly connected.
The positioning plate is sleeved on the stud through the threaded hole and is arranged on the adjusting nut;
and screwing the adjusting nut and observing the level gauge to drive the positioning plate to move along the height direction of the stud, so that the height of the positioning plate is adjusted, and the positioning plate is horizontal.
The auxiliary device for positioning the foundation bolt is convenient for the positioning plate to be arranged by arranging the supporting frame erected on the main body structure, the positioning plate is arranged on the supporting frame in a height-adjustable manner, the positioning plate is provided with the indicating line, the preformed hole and the level gauge, so that the foundation bolt can penetrate through the positioning plate, the level of the positioning plate is adjusted, the indicating line of the positioning plate is aligned with the marked line of the main body structure, the foundation bolt can be ensured to be in an accurate position, the foundation bolt is prevented from deviating due to the limitation of the positioning plate in the fixing process, the positioning accuracy of the foundation bolt is improved, the foundation bolt is convenient to install, and the construction efficiency is improved.
Drawings
FIG. 1 is a state view showing the use of the auxiliary device for positioning anchor bolts according to the present invention.
FIG. 2 is a perspective view of the auxiliary device for positioning an anchor bolt according to the present invention.
FIG. 3 is a perspective view of a support bracket in the auxiliary device for positioning anchor bolts according to the present invention.
The correspondence of reference numerals to components is as follows: the main structure 1, the marking 11, the support frame 2, the bearing bar 21, the backup pad 22, the double-screw bolt 23, adjusting nut 24, the locating plate 3, the indicating line 31, preformed hole 32, the spirit level 4.
Detailed Description
To facilitate an understanding of the present invention, the following description is made in conjunction with the accompanying drawings and examples.
Referring to fig. 1 to 3, the present invention provides an auxiliary device for positioning an anchor bolt, wherein a marking 11 is marked on a top surface of a main body structure 1 corresponding to an area where the anchor bolt is to be installed, the auxiliary device comprising:
a support frame 2 for placing on top of the main structure 1;
a positioning plate 3 arranged on the top surface of the support frame 2;
a plurality of preformed holes 32 arranged on the positioning plate 3, and foundation bolts are penetrated and connected with the preformed holes 32;
the indicating line 31 of the top surface of the positioning plate 3 is carved on, and the position of the supporting frame 2 is adjusted to drive the positioning plate 3 to move until the indicating line 31 of the positioning plate 3 is aligned with the marked line 11, and the preformed hole 32 is located in an area where the foundation bolt is to be installed, so that the foundation bolt is located at a set position.
As shown in fig. 2 and 3, the auxiliary device for positioning an anchor bolt of the present invention further includes a plurality of studs 23 fixed to the top surface of the supporting frame 2, an adjusting nut 24 screwed on the studs 23, and a threaded hole formed in the positioning plate 3 corresponding to the studs, wherein the positioning plate 3 is sleeved on the studs 23 through the threaded hole and is disposed on the top of the adjusting nut 24;
by screwing the adjusting nut 24, the adjusting nut 24 drives the positioning plate 3 to move back and forth along the stud 23, so that the height of the positioning plate 3 is changed, and the positioning plate 3 is horizontal.
Further, as shown in fig. 3, the supporting frame 2 includes a plurality of supporting rods 21 disposed at intervals and erected on the main body structure 1, and a supporting plate 22 vertically connected to bottom surfaces of the plurality of supporting rods 21, and a stud 23 is fixedly connected to a top surface of the supporting plate 21.
Specifically, the top surface of the supporting plate 22 is provided with a plurality of clamping grooves at intervals corresponding to the bearing rods 21, the bearing rods 21 are clamped in the clamping grooves, and the bearing rods 21 can move back and forth in the clamping grooves, so that the size of the main body structure is conveniently adapted to, the clamping grooves also avoid the leftward and rightward sliding of the bearing rods 21, and the stability of the positioning plate 3 is improved.
Preferably, the top level of the stud 23 is higher than that of the bearing rod 21, so that the positioning plate 3 can be jacked up.
In particular, the device also comprises a level 4 fixed on the top surface of the positioning plate 3.
Preferably, spirit level 4 is the level bubble appearance, and spirit level 4 is provided with two, and is located two sides of 3 mutually perpendicular of locating plate respectively, makes things convenient for diversified correction locating plate 3, has improved locating plate 3's accuracy.
Specifically, the marking 11 is provided with two along mutually perpendicular's direction, and the pilot line 31 corresponds the marking 11 and is provided with two, and the convenience has improved the horizontal accuracy of locating plate 3 to the regulation and control of the levelness of locating plate 3.
The auxiliary device for positioning the foundation bolts is convenient to arrange the positioning plate 3 by arranging the supporting frame 2 erected on the main body structure 1, the positioning plate 3 is installed on the supporting frame 2 in a height-adjustable mode, the positioning plate 3 is provided with the indicating line 31, the reserved hole 32 and the level gauge 4, so that the foundation bolts can penetrate through the positioning plate 3, the foundation bolts can be ensured to be in accurate positions only by adjusting the level of the positioning plate 3 and aligning the indicating line 31 of the positioning plate 3 with the marked line of the main body structure 1, the foundation bolts are prevented from deviating due to the limitation of the positioning plate 3 in the fixing process of the foundation bolts, the positioning accuracy of the foundation bolts is improved, the foundation bolts are convenient to install, and the construction efficiency is improved.
Specifically, preformed hole 32 interval is provided with eight, and preformed hole 32 and the setting of support frame 2 dislocation, avoids wearing to locate the rag bolt of preformed hole 32 and touches support frame 2 to rag bolt's stability has been improved.
The concrete embodiment of the auxiliary device for positioning the foundation bolt of the invention is that as shown in fig. 1, by taking the foundation bolt and the reinforcement cage of the main structure as an example for fixed connection, the main structure 1 is a rectangular hollow structure, and the reinforcement cage is arranged in the main structure 1;
set up the top at major structure 1 with the bearing bar 21 of support frame 2, wear to establish the preformed hole 32 of connecting in locating plate 3 with rag bolt, revolve wrong adjusting nut 24 and observe spirit level 4, be the level form until showing locating plate 3, the position of adjusting bearing bar 21 is in order to drive locating plate 3 and remove, thereby make indicator 31 and marking 11 align, it judges whether locating plate 3 is the level form to observe spirit level 4, if not be the level form, revolve wrong adjusting nut 24 and observe spirit level 4 once more, be the level form until showing locating plate 3, rag bolt is the vertical form and corresponds to the position of waiting to install this moment, be fixed in rag bolt welded fastening in major structure 1's steel reinforcement cage, dismantle this auxiliary device, pour the concrete in the position that corresponds rag bolt and steel reinforcement cage, in order to bury rag bolt underground.
A construction method of an auxiliary device for positioning an anchor bolt includes the steps of:
providing an auxiliary device, and erecting a support frame 2 of the auxiliary device on the top of the main body structure 1;
providing a plurality of foundation bolts, and enabling the foundation bolts to penetrate through the reserved holes 32;
adjusting the position of the support frame 2 to drive the positioning plate 3 to move until the indication line 31 is aligned with the marking line 11 of the main body structure 1, so that the foundation bolt corresponds to the position to be installed;
the anchor bolts are fixedly connected with the main structure 1.
Further, the positioning device comprises a plurality of studs 23 fixed on the support frame 2, adjusting nuts 24 screwed on the studs 23, threaded holes formed in the positioning plate 3 corresponding to the studs 23, and a level 4 fixed on the top surface of the positioning plate 3, wherein the positioning plate 3 is sleeved on the studs 23 through the threaded holes and is arranged on the adjusting nuts 24;
the adjusting nut 24 is screwed and the level gauge 4 is observed to drive the positioning plate 3 to move along the height direction of the 3 studs, so that the height of the positioning plate 3 is adjusted, and the positioning plate 3 is horizontal.
The concrete embodiment of the auxiliary device for positioning the foundation bolt of the invention is that as shown in fig. 1, by taking the foundation bolt and the reinforcement cage of the main structure as an example for fixed connection, the main structure 1 is a rectangular hollow structure, and the reinforcement cage is arranged in the main structure 1;
set up the top at major structure 1 with the bearing bar 21 of support frame 2, wear to establish the preformed hole 32 of connecting in locating plate 3 with rag bolt, revolve wrong adjusting nut 24 and observe spirit level 4, be the level form until showing locating plate 3, the position of adjusting bearing bar 21 is in order to drive locating plate 3 and remove, thereby make indicator 31 and marking 11 align, it judges whether locating plate 3 is the level form to observe spirit level 4, if not be the level form, revolve wrong adjusting nut 24 and observe spirit level 4 once more, be the level form until showing locating plate 3, rag bolt is the vertical form and corresponds to the position of waiting to install this moment, be fixed in rag bolt welded fastening in major structure 1's steel reinforcement cage, dismantle this auxiliary device, pour the concrete in the position that corresponds rag bolt and steel reinforcement cage, in order to bury rag bolt underground.
While the present invention has been described in detail and with reference to the accompanying drawings and examples, it will be apparent to one skilled in the art that various changes and modifications can be made therein. Therefore, certain details of the embodiments are not to be interpreted as limiting, and the scope of the invention is to be determined by the appended claims.
Claims (10)
1. The utility model provides an auxiliary device for fixing a position rag bolt, the top surface of major structure corresponds the regional portrayal of waiting to install rag bolt has the marking, its characterized in that, auxiliary device includes:
a support frame for placement on top of the body structure;
the positioning plate is arranged on the top surface of the support frame;
a plurality of preformed holes are formed in the positioning plate, and the foundation bolts are connected with the preformed holes in a penetrating mode; and
the pilot line of the top surface of locating plate is carved on, through adjusting the position of support frame, in order to drive the locating plate removes, until the pilot line of locating plate with when the marking aligns, the preformed hole is located rag bolt treats the region of installation, thereby rag bolt is located the settlement position.
2. The auxiliary device for positioning the foundation bolt according to claim 1, further comprising a plurality of studs fixed on the top surface of the support frame, an adjusting nut screwed on the studs, and a threaded hole corresponding to the studs and formed in the positioning plate, wherein the positioning plate is sleeved on the studs through the threaded hole and is arranged at the top of the adjusting nut;
the adjusting nut is screwed to drive the positioning plate to move back and forth along the stud, so that the height of the positioning plate is changed, and the positioning plate is horizontal.
3. An auxiliary device for positioning an anchor bolt according to claim 2, further comprising a level secured to a top surface of the positioning plate.
4. An auxiliary device for positioning an anchor bolt according to claim 3, wherein the level is provided in two on two sides of the positioning plate perpendicular to each other.
5. The auxiliary device for positioning an anchor bolt as claimed in claim 2, wherein the supporting frame comprises a plurality of bearing rods arranged at intervals and erected on the main structure and a supporting plate vertically connected to the bottom surfaces of the bearing rods, and the stud is fixedly connected to the top surfaces of the supporting plate.
6. The auxiliary device for positioning an anchor bolt as claimed in claim 5, wherein a plurality of slots are formed on the top surface of the support plate at intervals corresponding to the bearing rods, and the bearing rods are clamped in the slots.
7. The auxiliary device for positioning an anchor bolt according to claim 1, wherein the marking line is provided in two in a direction perpendicular to each other, and the indication line is provided in two corresponding to the marking line.
8. An auxiliary device for positioning an anchor bolt according to claim 1, wherein the prepared holes are provided at intervals of eight.
9. A construction method of an auxiliary device for positioning an anchor bolt according to claim 1, comprising the steps of:
providing the auxiliary device, and erecting a support frame of the auxiliary device on the top of the main structure;
providing a plurality of foundation bolts, and connecting the foundation bolts to the reserved holes in a penetrating manner;
adjusting the position of the supporting frame to drive the positioning plate to move until the indicating line is aligned with the marking line of the main body structure, so that the foundation bolt corresponds to the position to be installed;
and fixedly connecting the foundation bolt and the main body structure.
10. The construction method of the auxiliary device for positioning the foundation bolt according to claim 9, further comprising a plurality of studs fixed to the support frame, adjusting nuts screwed to the studs, threaded holes formed in the positioning plate corresponding to the studs, and a level gauge fixed to the top surface of the positioning plate, wherein the positioning plate is sleeved on the studs through the threaded holes and is disposed on the adjusting nuts;
and screwing the adjusting nut and observing the level gauge to drive the positioning plate to move along the height direction of the stud, so that the height of the positioning plate is adjusted, and the positioning plate is horizontal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210190977.9A CN114427302A (en) | 2022-02-25 | 2022-02-25 | Auxiliary device for positioning foundation bolt and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210190977.9A CN114427302A (en) | 2022-02-25 | 2022-02-25 | Auxiliary device for positioning foundation bolt and construction method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114427302A true CN114427302A (en) | 2022-05-03 |
Family
ID=81313316
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210190977.9A Pending CN114427302A (en) | 2022-02-25 | 2022-02-25 | Auxiliary device for positioning foundation bolt and construction method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114427302A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000008483A (en) * | 1998-06-24 | 2000-01-11 | Ishikawa Koyo | Baseplate fixing device |
| CN204849798U (en) * | 2015-07-24 | 2015-12-09 | 中国十九冶集团有限公司 | Foundation bolt fixing support |
| CN110965791A (en) * | 2019-12-10 | 2020-04-07 | 中建七局安装工程有限公司 | Accurate positioning method for foundation bolt |
| CN212224683U (en) * | 2020-04-03 | 2020-12-25 | 中国化学工程第十六建设有限公司 | Positioning device for pre-buried foundation bolt |
| CN214740059U (en) * | 2021-03-12 | 2021-11-16 | 中铁建设集团有限公司 | Positioning and leveling device for embedded foundation bolt |
| CN217420584U (en) * | 2022-02-25 | 2022-09-13 | 中建八局轨道交通建设有限公司 | Auxiliary device for positioning foundation bolt |
-
2022
- 2022-02-25 CN CN202210190977.9A patent/CN114427302A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000008483A (en) * | 1998-06-24 | 2000-01-11 | Ishikawa Koyo | Baseplate fixing device |
| CN204849798U (en) * | 2015-07-24 | 2015-12-09 | 中国十九冶集团有限公司 | Foundation bolt fixing support |
| CN110965791A (en) * | 2019-12-10 | 2020-04-07 | 中建七局安装工程有限公司 | Accurate positioning method for foundation bolt |
| CN212224683U (en) * | 2020-04-03 | 2020-12-25 | 中国化学工程第十六建设有限公司 | Positioning device for pre-buried foundation bolt |
| CN214740059U (en) * | 2021-03-12 | 2021-11-16 | 中铁建设集团有限公司 | Positioning and leveling device for embedded foundation bolt |
| CN217420584U (en) * | 2022-02-25 | 2022-09-13 | 中建八局轨道交通建设有限公司 | Auxiliary device for positioning foundation bolt |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209636847U (en) | Adjustable tower crane basis built-in fitting accurate positioning instrument | |
| CN102561712B (en) | Accurate positioning frame for large steel column and equipment foundation fixing bolt and construction method thereof | |
| CN101864825B (en) | Reinforced concrete prefabricated column positioning device and construction method thereof | |
| CN212375900U (en) | Large-scale equipment mounting base location steel sheet bearing structure | |
| CN201059070Y (en) | Locating formwork for steelwork pole bottom embedded bolt group | |
| CN104032969A (en) | Precise positioning and process regulation and control device for vibration isolation support embedded plate | |
| CN202577380U (en) | Steel member perpendicularity correcting device for construction of upright column piles | |
| CN217420584U (en) | Auxiliary device for positioning foundation bolt | |
| CN215906792U (en) | Lattice column guiding, positioning and verticality adjusting installation equipment | |
| CN114427302A (en) | Auxiliary device for positioning foundation bolt and construction method thereof | |
| CN203383332U (en) | Adjustable positioning structure with two positioning plates for embedded bolts | |
| CN112282073A (en) | Embedded part of vertical actuator and construction method thereof | |
| CN212656253U (en) | Column base bolt mounting structure | |
| CN212477455U (en) | Pre-buried positioner of bridge suspension cable anchor cylinder | |
| CN110652734B (en) | Vehicle-mounted positioning tool for track embedded part and positioning method thereof | |
| CN213952280U (en) | Support system of concrete track foundation embedded bolt | |
| CN201133827Y (en) | Measuring instrument support | |
| CN106930406A (en) | A kind of preparation method of Anchor Bolts in Steel Column Bases positioning structure | |
| CN208455656U (en) | A kind of anchor ear support device | |
| CN201574491U (en) | Pre-embedded large-diameter bolt fixing bracket | |
| CN214467121U (en) | Horizontal adjustable support of counter-force pedestal loading hole module | |
| CN221236319U (en) | Externally hung wallboard unsupported self-adjusting high-precision equipment | |
| CN218818977U (en) | Adjustable foundation bolt positioning structure | |
| CN221219757U (en) | Accurate levelling device of pre-buried steel sheet of shock insulation support | |
| CN219864170U (en) | Independent foundation embedded foundation bolt positioning device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |