CN216787890U - Steel column connection verticality regulator - Google Patents
Steel column connection verticality regulator Download PDFInfo
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- CN216787890U CN216787890U CN202123363872.9U CN202123363872U CN216787890U CN 216787890 U CN216787890 U CN 216787890U CN 202123363872 U CN202123363872 U CN 202123363872U CN 216787890 U CN216787890 U CN 216787890U
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Abstract
The utility model discloses a steel column connection verticality regulator, in particular to the technical field of steel structures, which comprises two groups of regulating devices and two groups of fixing devices; the fixing device comprises two abutting rods and a connecting component for connecting the two abutting rods, the two abutting rods are respectively used for abutting against two opposite side walls of the steel column, and two ends of one abutting rod are respectively connected with two ends of the other abutting rod through the connecting component; the adjusting device comprises at least one adjusting rod and a locking assembly for fixing the adjusting rod, two ends of the adjusting rod are respectively inserted into the abutting rods, and the abutting rods are provided with at least one through hole for inserting the adjusting rods; according to the steel column connection verticality adjuster, the process of adjusting verticality is simplified conveniently through the matching of the abutting rod and the adjusting rod, the construction time is shortened, and the influence on the construction period is reduced.
Description
Technical Field
The utility model relates to the technical field of steel structures, in particular to a steel column connection verticality regulator.
Background
The steel structure is mainly made of steel and is a common building structure type in modern building engineering, and the steel has high strength, light dead weight, good integral rigidity and strong deformation capacity, so that the steel structure can be suitable for building large-span, ultrahigh and extra-heavy buildings, has good plasticity and toughness and high capacity of bearing dynamic load.
In the related art, in the installation process of a steel structure, steel columns are generally required to be welded, but when different steel columns arranged along the axial direction of the steel columns are welded, the perpendicularity needs to be adjusted firstly, a connecting plate is generally welded on one steel column, then the connecting plate is connected with the other steel column through a temporary bolt, when the perpendicularity of the other steel column is consistent with that of the other steel column, the butt joint of the two steel columns is welded, the temporary bolt of the connecting plate is detached after welding, and then the welding end is cut, so that the connecting plate is separated from the steel columns.
To the correlation technique among the above-mentioned, the utility model discloses the people thinks that the steel column is loaded down with trivial details when the adjustment hangs down straightness process to can increase when the construction, influence construction cycle.
SUMMERY OF THE UTILITY MODEL
In order to reduce the influence on the construction period, the utility model provides a steel column connection verticality regulator.
The steel column connection verticality regulator provided by the utility model adopts the following technical scheme:
a steel column connection verticality regulator comprises two groups of regulating devices and two groups of fixing devices, wherein the two groups of regulating devices are respectively positioned at two opposite sides of two steel columns which are connected along the axial direction of the steel columns and are used for regulating the verticality of the two steel columns, and the two groups of fixing devices are respectively positioned on two different steel columns;
the fixing device comprises two abutting rods and a connecting component for connecting the two abutting rods, the two abutting rods are respectively used for abutting against two opposite side walls of the steel column, and two ends of one abutting rod are respectively connected with two ends of the other abutting rod through the connecting component;
the adjusting device comprises at least one adjusting rod and a locking assembly used for fixing the adjusting rod, two ends of the adjusting rod are respectively spliced with the abutting rod, and at least one through hole for splicing the adjusting rod is formed in the abutting rod.
By adopting the technical scheme, when two steel columns are welded, the two steel columns are fixed through the abutting rods, two ends of the adjusting rod are respectively inserted into the two abutting rods, the adjusting rod is fixed through the locking assembly, and then the two steel columns are welded; the designed steel columns are connected with the verticality regulator, and the verticality of the two steel columns can be conveniently regulated through the regulating rod, so that the two steel columns are coaxially arranged; the arrangement of the abutting rods is convenient for respectively fixing the two steel columns, so that the steel columns are convenient to weld, and the possibility of shaking of the steel columns in the welding process is reduced; the cooperation of supporting tight pole and regulation pole is convenient for simplify the process of adjusting the straightness that hangs down, and it is long when shortening the construction, and then reduces the influence to construction cycle.
Optionally, the locking assembly includes two tightening nuts and two locking nuts, the tightening nuts are located on two tightening rods on the same side of different steel columns, the two tightening rods are close to one side of each other, the locking nuts are located on two tightening rods on the same side of different steel columns, the two tightening rods are far away from one side of each other, and the tightening nuts and the locking nuts are both in threaded connection with the adjusting rod.
By adopting the technical scheme, the arrangement of the abutting nuts facilitates the adjustment of the distance between the two abutting rods, reduces the possibility of deflection of the steel column in the welding process, and further improves the stability of the abutting rods for fixing the steel column; the setting of lock nut is convenient for fix the position of supporting pole, reduces the gliding possibility of supporting pole among the welding process.
Optionally, the connecting assembly comprises a fixing rod and a connecting rod, two ends of the fixing rod are detachably connected with the two abutting rods respectively, two ends of the connecting rod are detachably connected with the two abutting rods respectively, and the fixing rod and the connecting rod are abutted against two opposite side walls of the steel column respectively.
By adopting the technical scheme, the arrangement of the fixed rod is convenient for fixing one end of the abutting rod, so that the attaching tightness of the abutting rod and the steel column is improved; the setting of connecting rod is convenient for fix the other end of propping tight pole, guarantees to prop the stability that tight pole connects.
Optionally, an insertion hole is formed in one end, away from the fixed rod, of the abutting rod, and the length direction of the insertion hole is arranged along the axial direction of the abutting rod.
Through adopting above-mentioned technical scheme, the setting of spliced eye is convenient for adjust the steel column along the axial offset of support tighting pole, and then the straightness's that is hung down regulation of the steel column of being convenient for improves steel column welded precision.
Optionally, the connecting rod and the two ends close to the abutting rod are both provided with connecting holes, the length direction of the connecting holes is arranged along the axial direction of the connecting rod, and the connecting holes are communicated with the inserting holes.
Through adopting above-mentioned technical scheme, the setting of connecting hole is convenient for adjust the improvement along the axial offset of connecting rod to the steel column for two steel columns of axial connection are adjusted well, are convenient for weld the steel column.
Optionally, the fixing device further includes a limiting assembly, the limiting assembly includes a first limiting member and a second limiting member, the first limiting member includes a first limiting rod and two first limiting nuts, two ends of the first limiting rod are respectively close to the tightening rod, one end of the connecting rod is in threaded connection, the first limiting nuts are located at two sides of the tightening rod, which are far away from each other, and the first limiting nuts are in threaded connection with the first limiting rod.
Through adopting above-mentioned technical scheme, the setting of first gag lever post and first stop nut is convenient for fix the distance between two supporting tight poles, reduces the gliding possibility of connecting hole along supporting tight pole, improves the stability that supporting tight pole and connecting rod are connected.
Optionally, the second limiting part comprises two second limiting rods and four second limiting nuts, two ends of each second limiting rod are respectively in threaded connection with the fixing rod and the connecting rod, the two second limiting rods are axially arranged in parallel, the second limiting nuts are respectively located on one side, away from each other, of the fixing rod and the connecting rod, each second limiting rod is in threaded connection with the two second limiting nuts
Through adopting above-mentioned technical scheme, the setting of second stop nut and second gag lever post is convenient for fix the position of connecting rod, reduces the connecting rod along the gliding possibility of spliced eye, improves the compactness of connecting rod and steel column laminating.
Optionally, the fixing rod, the abutting rod and one side of the connecting rod close to the steel column are all provided with anti-skid cushion blocks.
Through adopting above-mentioned technical scheme, the setting of anti-skidding cushion increases the dead lever, supports tight pole and connecting rod and steel column between frictional resistance, reduces among the welding process dead lever, supports tight pole and connecting rod and takes place gliding possibility.
In summary, the utility model includes at least one of the following beneficial technical effects:
1. the designed steel columns are connected with the verticality regulator, and the verticality of the two steel columns can be conveniently regulated through the regulating rod, so that the two steel columns are coaxially arranged; the arrangement of the abutting rods facilitates the respective fixation of the two steel columns, so that the welding of the steel columns is facilitated, and the possibility of the steel columns shaking in the welding process is reduced; the matching of the abutting rod and the adjusting rod is convenient for simplifying the process of adjusting the verticality, the construction time is shortened, and the influence on the construction period is further reduced;
2. the arrangement of the abutting nuts facilitates the adjustment of the distance between the two abutting rods, reduces the possibility of deflection in the welding process of the steel column, and further improves the stability of the abutting rods for fixing the steel column; the arrangement of the locking nut is convenient for fixing the position of the abutting rod, and the possibility of sliding of the abutting rod in the welding process is reduced;
3. the arrangement of the splicing holes is convenient for adjusting the offset of the steel column along the axial direction of the abutting rod, so that the perpendicularity of the steel column is convenient to adjust, and the welding precision of the steel column is improved; the setting of connecting hole is convenient for adjust the improvement along the axial offset of connecting rod to the steel column for two steel columns of axial connection are adjusted well, are convenient for weld the steel column.
Drawings
Fig. 1 is a schematic view of the overall structure of embodiment 1 of the present invention.
Fig. 2 is a schematic view of another overall structure of embodiment 1 of the present invention.
Fig. 3 is a schematic view of the overall structure of embodiment 2 of the present invention.
FIG. 4 is a schematic view of another embodiment 2 of the present invention
Description of reference numerals: 1. an adjustment device; 11. adjusting a rod; 12. a locking assembly; 121. tightly pressing the nut; 122. locking the nut; 2. a fixing device; 21. a tightening rod; 211. a through hole; 212. inserting holes; 22. a connecting assembly; 221. fixing the rod; 222. a connecting rod; 2221. connecting holes; 23. a limiting component; 231. a first limit piece; 2311. a first limit rod; 2312. a first limit nut; 232. a second limiting member; 2321. a second limiting rod; 2322. a second limit nut; 233. a screw; 234. fixing a nut; 24. a first support bar; 241. a fixed section; 242. a slipping section; 2421. a fixing hole; 25. a second support bar; 251. a connecting section; 252. a telescopic section; 2521. mounting holes; 3. and (4) an anti-skid cushion block.
Detailed Description
The utility model is described in further detail below with reference to figures 1-4.
The embodiment of the utility model discloses a steel column connection verticality regulator. Referring to fig. 1, the steel column connection perpendicularity regulator includes two sets of adjusting device 1 and two sets of fixing device 2, two sets of adjusting device 1 are located respectively along two steel column relative both sides of steel column axial connection, and be used for adjusting the straightness that hangs down of two steel columns, two sets of fixing device 2 are located respectively on two different steel columns, fixing device 2 and adjusting device 1's cooperation, be convenient for adjust the straightness that hangs down of different steel columns, simplify the adjustment process of straightness that hangs down, shorten the length during construction, and then reduce the influence to construction cycle.
Referring to fig. 1 and 2, the fixing device 2 includes a limiting component 23, two abutting rods 21 and a connecting component 22 for connecting the two abutting rods 21, the two abutting rods 21 are respectively used for abutting against two opposite side walls of the steel column, and the two abutting rods 21 are axially arranged in parallel, so that the steel column can be conveniently fixed at the same height, and the steel column is uniformly stressed; the connecting assembly 22 comprises a fixing rod 221 and a connecting rod 222, the connecting rod 222 and the fixing rod 221 are axially arranged in parallel, the axial directions of the connecting rod 222 and the fixing rod 221 are perpendicular to the axial direction of the abutting rod 21, two ends of the fixing rod 221 are respectively connected with the two abutting rods 21 through bolts, two ends of the connecting rod 222 are respectively connected with the two abutting rods 21 through bolts, the fixing rod 221 and the connecting rod 222 are respectively abutted against two opposite side walls of a steel column, and the limiting assembly 23 is used for fixing the connecting positions of the fixing rod 221, the abutting rods 21 and the connecting rod 222, so that the possibility that the fixing rod 221, the abutting rods 21 and the connecting rod 222 are separated from each other in the using process is reduced; the arrangement of the fixing rod 221 and the connecting rod 222 facilitates the connection of the two abutting rods 21, and improves the stability of the connection of the abutting rods 21; dead lever 221, support pole 21 and connecting rod 222 are close to steel column one side and all bond and have non slipping spur block 3, and non slipping spur block 3 adopts rubber materials in this embodiment, and the pressurized of being convenient for deforms, and the area of contact of increase and steel column, and then increase resistance reduces the possibility of landing in the use.
Referring to fig. 1 and 2, an insertion hole 212 is formed in one end, away from the fixing rod 221, of the abutting rod 21, the length direction of the insertion hole 212 is arranged along the axial direction of the abutting rod 21, and the insertion hole 212 is a waist-shaped hole in this embodiment, so that the offset of the connecting rod 222 along the axial direction of the abutting rod 21 can be conveniently adjusted, and the perpendicularity of the steel column can be further adjusted; connecting rod 222 has all been seted up near the both ends of supporting pole 21 connecting hole 2221, and the length direction of connecting hole 2221 sets up along the axial of connecting rod 222, and connecting hole 2221 sets up to waist type hole in this embodiment, is convenient for adjust the offset of supporting pole 21 along connecting rod 222 axial direction, and then is convenient for adjust the straightness that hangs down of steel column, and connecting hole 2221 link up the setting with spliced eye 212, and the bolt of being convenient for is connected connecting rod 222 and supporting pole 21.
Referring to fig. 1 and 2, the limiting assembly 23 includes a first limiting member 231 and a second limiting member 232, the first limiting member 231 includes a first limiting rod 2311 and two first limiting nuts 2312, two ends of the first limiting rod 2311 are respectively in threaded connection with two abutting rods 21 near one end of the connecting rod 222, the first limiting nut 2312 is located on one side of the two abutting rods 21 away from each other, the first limiting nut 2312 is in threaded connection with the first limiting rod 2311, the first limiting rod 2311 is axially parallel to the connecting rod 222, so that the two abutting rods 21 are fixed, the possibility that the abutting rods 21 slide along the connecting holes 2221 is reduced, and the stability of the abutting rods 21 connected with the connecting rod 222 is improved.
Referring to fig. 1, the second limiting member 232 includes two second limiting rods 2321 and four second limiting nuts 2322, the second limiting rods 2321 are axially parallel to the tightening rod 21, two ends of the second limiting rods 2321 are respectively in threaded connection with the fixing rod 221 and the connecting rod 222, the two second limiting rods 2321 are axially parallel to each other, the second limiting nuts 2322 are respectively located on one side of the fixing rod 221 and the connecting rod 222, each second limiting rod 2321 is in threaded connection with the two second limiting nuts 2322, so that the position of the connecting rod 222 is fixed, and the possibility that the connecting rod 222 slides along the insertion hole 212 is reduced.
Referring to fig. 1, an adjusting device 1 includes at least one adjusting rod 11 and a locking assembly 12 for fixing the adjusting rod 11, two adjusting rods 11 are provided in this embodiment, the two adjusting rods 11 are axially arranged in parallel, an axis of each adjusting rod 11 is perpendicular to an axis of each tightening rod 21, so as to adjust distances between the tightening rods 21 on different steel columns, two ends of each adjusting rod 11 are respectively inserted into the tightening rods 21, at least one through hole 211 for inserting the adjusting rod 11 is formed in each tightening rod 21, two through holes 211 are formed in each tightening rod 21 in this embodiment, the through holes 211 in different tightening rods 21 are aligned, and the through holes 211 and the adjusting rods 11 are arranged in one-to-one correspondence; locking assembly 12 includes at least two and supports tight nut 121 and two at least lock nut 122, be provided with four and support tight nut 121 and four lock nut 122 in this embodiment, and be provided with two on each regulation pole 11 and support tight nut 121 and two lock nut 122, support tight nut 121 and be located two support tight poles 21 of homonymy on different steel columns and be close to one side each other, two support tight poles 21 of homonymy on different steel columns that lock nut 122 is located are kept away from one side each other, and support tight nut 121 and lock nut 122 and adjust pole 11 threaded connection, be convenient for fix the position of support tight pole 21, reduce the gliding possibility of support tight pole 21 in the welding process, and simultaneously, guarantee the axiality of two steel columns, reduce the eccentric possibility of two steel columns emergence.
The implementation principle of the steel column connection verticality regulator provided by the embodiment of the utility model is as follows: when welding two steel columns, firstly, one end of the abutting rod 21 is connected with the fixed rod 221, the other end of the abutting rod 21 is connected with the connecting rod 222, then the adjusting rod 11 is inserted into the through hole 211, the verticality of the two steel columns is adjusted to enable the two steel columns to be coaxial, then the abutting nut 121 is rotated to enable the abutting nut 121 to be attached to the abutting rod 21, then the locking nut 122 is rotated to enable the locking nut 122 to abut against one side, far away from the abutting nut 121, of the abutting rod 21, then the first limiting rod 2311 penetrates through the two abutting rods 21, then the first limiting nut 2312 is connected with the first limiting rod 2311, the first limiting nut 2312 is rotated, the first limiting nut 2312 pushes the abutting rod 21 to slide along the connecting hole 2221 to enable the abutting rod 21 to abut against the steel columns, then the second limiting rod 2321 penetrates through the fixed rod 221 and the connecting rod 222, then the second limiting nut 2322 is connected with the second limiting rod 2321, then the second limiting nut 2322 is rotated, the second limiting nut 2322 pushes the connecting rod 222 to slide along the insertion hole 212, so that the connecting rod 222 is tightly abutted against the steel column, and then the two steel columns are welded.
Example 2:
referring to fig. 3, the difference from embodiment 1 is: the fixing device 2 includes two first support rods 24 and two second support rods 25, the anti-skid pads 3 are bonded to the first support rods 24 and the second support rods 25 near the steel column, in this embodiment, the anti-skid pads 3 are made of rubber materials, both ends of the first support rods 24 are connected to the second support rods 25 through bolts, the first support rods 24 include fixed sections 241 and sliding sections 242, the sliding sections 242 are connected to the fixed sections 241 in a sliding manner, fixing holes 2421 are formed at ends of the sliding sections 242 far away from the fixed sections 241, in this embodiment, the fixing holes 2421 are waist-shaped holes, the length directions of the fixing holes 2421 are arranged along the axial direction of the first support rods 24, the second support rods 25 include connecting sections 251 and telescopic sections 252, the telescopic sections 252 are connected to the connecting sections 251 in a sliding manner, mounting holes 2521 are formed in the telescopic sections 252, in this embodiment, the mounting holes 2521 are waist-shaped holes, and the length of the mounting holes 2521 is arranged along the axial direction of the second support rods 25, the fixing hole 2421 is communicated with the mounting hole 2521, the fixing section 241 is connected with the connecting section 251 through a bolt, the sliding section 242 and the telescopic section 252 are connected by penetrating the mounting hole 2521 and the fixing hole 2421 through a bolt, and the sliding section 242 and the telescopic section 252 are arranged, so that steel columns with different sizes can be conveniently fixed, the use range of the fixing device 2 is expanded, and the practicability of the fixing device 2 is improved; the through hole 211 in this embodiment is opened on the fixing section 241.
Referring to fig. 3 and 4, the limiting assembly 23 includes four screws 233 and four fixing nuts 234, wherein two ends of the screws 233 are rotatably connected to the fixing section 241, one end of each screw 233 is connected to the sliding section 242 in a threaded manner, one end of each screw 233 extending out of the fixing section 241 is welded with a handle, one end of each screw 233 extending out of the sliding section 242 is connected to the fixing nut 234 in a threaded manner, one ends of the other two screws 233 are rotatably connected to the connecting section 251, the other end of each screw 233 extending out of the connecting section 251 is connected to the telescopic section 252 in a threaded manner, one end of each screw 233 extending out of the telescopic section 252 is connected to the fixing nut 234 in a threaded manner, and the screws 233 and the fixing nuts 234 are arranged, so that the first support rod 24 and the second support rod 25 are tightly supported against the steel column, the stability of the fixing device 2 is improved, the handles are arranged, the stress area of the screws 233 is increased, and the screws 233 are convenient to rotate.
The implementation principle of the steel column connection verticality regulator provided by the embodiment of the utility model is as follows: when welding not unidimensional steel column, at first promote the section of sliding 242 and flexible section 252 for first bracing piece 24 and second bracing piece 25 live the steel column circle, will slide the section 242 and stretch out and draw back the section 252 through the bolt and be connected, then will adjust pole 11 and be connected with canned paragraph 241, rotate screw 233 again and make first bracing piece 24 and second bracing piece 25 all laminate with the steel column, then weld the steel column.
The above are all preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered by the protection scope of the utility model.
Claims (8)
1. The utility model provides a steel column connection straightness regulator that hangs down which characterized in that: the device comprises two groups of adjusting devices (1) and two groups of fixing devices (2), wherein the two groups of adjusting devices (1) are respectively positioned at two opposite sides of two steel columns which are axially connected along the steel columns and are used for adjusting the verticality of the two steel columns, and the two groups of fixing devices (2) are respectively positioned on two different steel columns;
the fixing device (2) comprises two abutting rods (21) and a connecting assembly (22) for connecting the two abutting rods (21), the two abutting rods (21) are respectively used for abutting against two opposite side walls of the steel column, and two ends of one abutting rod (21) are respectively connected with two ends of the other abutting rod (21) through the connecting assembly (22);
adjusting device (1) include at least one adjust pole (11) and be used for fixing locking Assembly (12) of adjusting pole (11), adjust pole (11) both ends respectively with support tight pole (21) and peg graft, support tight pole (21) and go up to offer the confession adjust at least one through-hole (211) that pole (11) peg graft.
2. A steel column connection squareness adjuster according to claim 1 characterised in that: the locking assembly (12) comprises two abutting nuts (121) and two locking nuts (122), the abutting nuts (121) are located on two abutting rods (21) on the same side of different steel columns and close to one side of each other, the locking nuts (122) are located on two abutting rods (21) on the same side of different steel columns and far away from one side of each other, and the abutting nuts (121) and the locking nuts (122) are both in threaded connection with the adjusting rods (11).
3. A steel column connection squareness adjuster according to claim 1 characterised in that: the connecting assembly (22) comprises a fixing rod (221) and a connecting rod (222), two ends of the fixing rod (221) are detachably connected with the two abutting rods (21) respectively, two ends of the connecting rod (222) are detachably connected with the two abutting rods (21) respectively, and the fixing rod (221) and the connecting rod (222) are abutted to two opposite side walls of the steel column respectively.
4. A steel column connection squareness adjuster according to claim 3 characterised in that: one end, far away from the fixing rod (221), of the abutting rod (21) is provided with an inserting hole (212), and the length direction of the inserting hole (212) is arranged along the axial direction of the abutting rod (21).
5. The steel column connection verticality adjuster according to claim 4, wherein: connecting hole (2221) have all been seted up with the both ends that are close to tight pole (21) in connecting rod (222), the length direction of connecting hole (2221) is followed the axial setting of connecting rod (222), connecting hole (2221) link up the setting with spliced eye (212).
6. A steel column connection squareness adjuster according to claim 3 characterised in that: the fixing device (2) further comprises a limiting assembly (23), the limiting assembly (23) comprises a first limiting piece (231) and a second limiting piece (232), the first limiting piece (231) comprises a first limiting rod (2311) and two first limiting nuts (2312), two ends of the first limiting rod (2311) are in threaded connection with one ends, close to the connecting rod (222), of the two abutting rods (21) respectively, the first limiting nuts (2312) are located on one side, away from each other, of the two abutting rods (21), and the first limiting nuts (2312) are in threaded connection with the first limiting rods (2311).
7. The steel column connection verticality adjuster according to claim 6, wherein: the second limiting part (232) comprises two second limiting rods (2321) and four second limiting nuts (2322), the two ends of each second limiting rod (2321) are respectively in threaded connection with the fixing rod (221) and the connecting rod (222), the second limiting rods (2321) are axially arranged in parallel, the second limiting nuts (2322) are respectively located on one side, away from each other, of the fixing rod (221) and the connecting rod (222), and each second limiting rod (2321) is in threaded connection with the second limiting nuts (2322).
8. A steel column connection squareness adjuster according to claim 3 characterised in that: and the anti-skid cushion blocks (3) are arranged on one sides, close to the steel column, of the fixing rod (221), the abutting rod (21) and the connecting rod (222).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123363872.9U CN216787890U (en) | 2021-12-28 | 2021-12-28 | Steel column connection verticality regulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123363872.9U CN216787890U (en) | 2021-12-28 | 2021-12-28 | Steel column connection verticality regulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216787890U true CN216787890U (en) | 2022-06-21 |
Family
ID=82010442
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123363872.9U Active CN216787890U (en) | 2021-12-28 | 2021-12-28 | Steel column connection verticality regulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216787890U (en) |
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2021
- 2021-12-28 CN CN202123363872.9U patent/CN216787890U/en active Active
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