CN217579727U - Device for quickly constructing tie beam and improving performance - Google Patents
Device for quickly constructing tie beam and improving performance Download PDFInfo
- Publication number
- CN217579727U CN217579727U CN202221372003.4U CN202221372003U CN217579727U CN 217579727 U CN217579727 U CN 217579727U CN 202221372003 U CN202221372003 U CN 202221372003U CN 217579727 U CN217579727 U CN 217579727U
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- tie beam
- drilling
- steel bar
- steel
- reinforcing bar
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 166
- 239000010959 steel Substances 0.000 claims abstract description 166
- 238000010276 construction Methods 0.000 claims abstract description 39
- 238000004873 anchoring Methods 0.000 claims abstract description 12
- 230000003014 reinforcing effect Effects 0.000 claims description 48
- 238000005553 drilling Methods 0.000 claims description 46
- 230000002787 reinforcement Effects 0.000 claims description 25
- 230000008719 thickening Effects 0.000 claims description 10
- 230000006978 adaptation Effects 0.000 claims description 8
- 230000002708 enhancing effect Effects 0.000 claims 5
- 238000009415 formwork Methods 0.000 description 7
- 238000009434 installation Methods 0.000 description 7
- 239000006260 foam Substances 0.000 description 5
- 239000002023 wood Substances 0.000 description 4
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 230000009194 climbing Effects 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 239000002390 adhesive tape Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model discloses a device for quickly constructing a tie beam and improving the performance, which comprises a device body and anchoring steel bars fixed on one side of the device body, wherein the anchoring steel bars are used for fixing the device body on a pier body steel bar framework of a pier; a plurality of main steel bar drill holes are circumferentially distributed on the device body, main steel bar threaded drill holes are formed between the adjacent main steel bar drill holes, the distance between the adjacent main steel bar drill holes and the main steel bar threaded drill holes is matched with the distance between main steel bars of a tie beam on the outer layer of a tie beam steel bar framework, a steel bar sleeve is installed in each main steel bar drill hole, an internal thread structure of the steel bar sleeve is in threaded fit with a thread turning structure on the main steel bar of the tie beam, and a thread structure in each main steel bar threaded drill hole is in threaded fit with a thread turning structure on the main steel bar of the tie beam; therefore, the step of chiseling the concrete structure of the pier body is omitted, the construction progress is accelerated, the risk of high-altitude operation is reduced, and the tensile property of the tie beam and the pier body is improved.
Description
Technical Field
The utility model relates to a technical field of steel reinforcement framework connecting piece, concretely relates to device of quick construction tie beam and improvement performance.
Background
When the bridge is built on the high pier, creeping formwork is generally adopted for construction; and adopt creeping formwork then can't be in step construction the tie beam between the pier, and the institute of design requires to adopt creeping formwork construction pier stud, and its tie beam can pour asynchronously, but requires to implement the tie beam as soon as possible. At present, the tie beam generally adopts a climbing formwork to climb to the upper section, and when sufficient tie beam construction operation space exists, the tie beam construction between the pier columns is carried out. At the moment, the concrete structure of the contact surface between the pier body and the tie beam can be chiseled off after the strength of the pier body concrete meets the requirement, and the tie beam steel bars can be installed only after the tie beam is exposed and the steel bars embedded in the pier body; still need pre-buried device as the bearing fulcrum of tie beam construction load when pouring pier shaft concrete, increased construction cost and construction cycle.
Therefore, it is urgent to provide a device capable of quickly pouring a tie beam after constructing a high pier and improving performance.
SUMMERY OF THE UTILITY MODEL
According to the technical problem, the utility model provides a device for quickly constructing a tie beam and improving the performance, which mainly aims to fix a device on a steel reinforcement framework of a bridge pier body, and after the pier body is poured, a creeping formwork rises to expose a tie beam connecting position, the device can be used for tying the beam; main reinforcing steel bars on the outer layer of the steel bar framework of the tie beam are fixed through main reinforcing steel bar drilling holes and main reinforcing steel bar thread drilling holes on the device; because the device adopts the steel plate as the material, the mechanical property is stronger than that of concrete, the pier body concrete and the tie beam concrete transmit force through the device, the concrete structure at the joint of the pier body and the tie beam does not need to be chiseled, and the construction progress of the tie beam is accelerated; meanwhile, the pier body and the anchoring steel bars in the tie beam are additionally arranged on the device, so that the tensile property of the tie beam and the pier body is improved.
According to the technical problem to be solved, the following technical scheme is proposed:
the utility model provides a device for quickly constructing a tie beam and improving the performance, which comprises a device body and an anchoring steel bar fixed on one side of the device body, wherein the anchoring steel bar is used for fixing the device body on a pier body steel bar framework of a pier; a plurality of main steel bar drill holes are circumferentially distributed on the device body, main steel bar threaded drill holes are formed between the adjacent main steel bar drill holes, the distance between the adjacent main steel bar drill holes and the main steel bar threaded drill holes is matched with the distance between main steel bars of a tie beam on the outer layer of a tie beam steel bar framework, a steel bar sleeve is installed in each main steel bar drill hole, the internal thread structure of the steel bar sleeve is in threaded fit with a thread structure on the main steel bar of the tie beam, and the thread structure in the main steel bar threaded drill holes is in threaded fit with a thread structure on the main steel bar of the tie beam;
by adopting the structure, the device pre-embedded before pouring concrete on the pier body is connected with the steel bar framework of the tie beam, so that the concrete structure of the pier body is prevented from being chiseled during the construction of the tie beam, the quality of the pier body is effectively ensured, the high-altitude labor intensity and labor work time consumption are reduced, and the construction progress of the tie beam is accelerated; and after adopting this connected mode, the telescopic use amount of reinforcing bar can not exceed 50%, can accord with the construction requirement.
Furthermore, a plurality of stub steel bar threaded drill holes with the same structure as the main steel bar threaded drill holes are formed in the device body, each stub steel bar threaded drill hole is located on the inner side of the corresponding main steel bar drill hole, and the distance between every two adjacent stub steel bar threaded drill holes is matched with the distance between the steel bar structures on the inner layer of the tied beam steel bar framework;
adopt above-mentioned structure, through set up on the built-in fitting body with the stubbing reinforcing bar auger drilling of the structure reinforcing bar looks adaptation of tie beam inlayer, improved the whole pulling force of tie beam framework of steel reinforcement, further strengthened the tensile properties of tie beam to the pier shaft.
Furthermore, a plurality of thickened steel plates are fixedly mounted on the device body, each thickened steel plate is respectively arranged on one side of the corresponding main steel bar threaded drill hole or one side of the corresponding stub steel bar threaded drill hole, steel plate threaded holes matched with the main steel bar threaded drill holes or the stub steel bar threaded drill holes are formed in the thickened steel plates, and each steel plate threaded hole is respectively communicated with the corresponding main steel bar threaded drill hole or the corresponding stub steel bar threaded drill hole;
by adopting the structure, the length of the thread structure is increased by thickening the steel plate, the performance of each steel bar connecting structure is effectively improved, the biting force of the steel bar in the screw hole is ensured to be larger than the broken section force of the steel bar, and the problem of unfavorable stress of the contact surface of the main steel bar of the tie beam and the pier body is effectively solved.
Furthermore, the thickened steel plates are fixed on one side of the device body, which is provided with the anchoring steel bars;
by adopting the structure, the thickened steel plate is fixed on one side of the anchoring steel bar in a welded mode, so that structural conflict can be reduced when the main steel bar of the tie beam is connected, and the length of the thread structure is increased to prevent breakage and reduce construction difficulty.
Furthermore, two bracket mounting seats which are arranged oppositely are arranged on the device body, and the bracket mounting seats are fixed on one side of the device body, which is far away from the anchoring steel bar;
adopt above-mentioned structure, installation bracket mount pad on the device body can be through bracket mount pad installation bracket, utilizes the below pull rod of fixing in the bracket to provide the atress fulcrum for tie beam construction load bearing system simultaneously, reduces the construction degree of difficulty of putting up tie beam construction load bearing system effectively, has practiced thrift the cost.
Furthermore, a bracket for bearing and building the construction platform is arranged on the bracket mounting seat, the inside of the bracket is of a hollow structure, and the top of the bracket is provided with an opening communicated with the inside of the bracket;
adopt above-mentioned structure, this hollow structure's bracket can hold dress tie beam construction load, and the tie beam is pour and is accomplished the back, only needs to cut tie beam bottom pull rod, just can demolish the bearing platform, and the bracket is wrapped up by the tie beam concrete for the bracket becomes the partly of tie beam, has strengthened the ability of shearing of tie beam to pier shaft effectively.
Furthermore, the bracket is a right-angled triangle hollow section steel, one right-angled side of the bracket faces upwards and is provided with the opening, and the other right-angled side of the bracket is fixed on the bracket mounting seat;
by adopting the structure, the stability of the bracket is enhanced, and the construction of the operation platform is faster and more convenient by adopting the design mode.
Further, the device body is made of a steel plate matched with the cross section size of the tie beam;
by adopting the structure, the installation difficulty of the tie beam bearing system pivot of the tie beam can be reduced, the installation is quicker, and the construction progress is accelerated.
Compared with the prior art, the beneficial effects of the utility model are that:
by adopting the device for quickly constructing the tie beam and improving the performance, pier body concrete and the tie beam concrete can meet the force transmission requirement, and the connecting structure and the force transmission performance between the tie beam steel reinforcement framework and the pier body steel reinforcement framework are improved, so that the concrete structure of the pier body is prevented from being chiseled when the tie beam steel reinforcement framework is bound; the construction quality is effectively improved, the pier body concrete is prevented from being cracked when being chiseled, meanwhile, the tie beam steel reinforcement framework and the pier body steel reinforcement are connected through the device, the tensile property of the tie beam is remarkably improved, and the construction difficulty is reduced.
Drawings
FIG. 1 is a schematic perspective view of an apparatus for rapid construction of tie beams and performance enhancement according to an embodiment;
FIG. 2 is a view showing the installation of the thickened steel plates in the embodiment;
fig. 3 is an installation diagram of the pier body device body fixed on the pier body steel reinforcement framework in the embodiment;
FIG. 4 is an installation view of a corbel in the embodiment;
fig. 5 is a schematic view of the use condition of the pier body device after the pier body pouring is completed in the embodiment;
fig. 6 is an assembly view of the tie-beam rebar skeleton and pier body assembly of the embodiment;
FIG. 7 is an enlarged view of portion A of FIG. 6;
FIG. 8 is a schematic view of the thread structure of the tie beam main reinforcement in the embodiment.
Detailed Description
The present invention will be further described with reference to the following examples and the accompanying drawings.
Referring to fig. 1 to 8, the utility model provides a device for constructing tie beam rapidly and improving performance, mainly include device body 1 and the anchor bar 2 of welding in the device body 1 rear side with the tie beam cross-section looks adaptation on pier shaft 6, this anchor bar 2 is used for fixing device body 1 on pier shaft framework 61, this device body 1 is close to the edge and offers main reinforcing bar drilling 11 and main reinforcing bar thread drilling 12 of circumference arrangement, all install steel reinforcement sleeve 14 in each main reinforcing bar drilling 11, the internal thread structure of each steel reinforcement sleeve 14 and the car silk thread structure 71a looks adaptation of tie beam main reinforcing bar 71 tip in tie beam framework 7, the internal thread structure in this main reinforcing bar thread drilling 12 and the car silk thread structure 71a looks adaptation of the tie beam main reinforcing bar 71 tip in tie beam framework 7, the interval of each main reinforcing bar drilling 11 and each main reinforcing bar thread drilling 12 matches with the interval between the outmost tie beam main reinforcing bar 7, as preferred 71, main reinforcing bar drilling 11 arranges with main reinforcing bar thread drilling 12, it sets up between two main reinforcing bar drilling 11 adjacent steel bar drilling 12 to say that each main reinforcing bar is crisscross; the rear side of the device body 1 is welded with a plurality of thickened steel plates 3 which are in one-to-one correspondence with the main steel bar threaded drill holes 12, steel plate threaded holes 31 are formed in the thickened steel plates 3 through thread turning punches, and the steel plate threaded holes 31 are matched with internal thread structures in the main steel bar threaded drill holes 12; the device body 1 can be fixed on the pier body steel reinforcement framework 61 through the anchoring steel bars 2, and before concrete is poured on the pier body 6, the outer layer tie beam main steel bars 71 in the tie beam steel reinforcement framework 7 are fixed in the corresponding main steel bar threaded drill holes 12 or the steel bar sleeves 14 on the device through threaded fit; one side of the device body 1 close to the tie beam is plugged through a foam board or a construction-dedicated wood board, meanwhile, a foam plug or an adhesive tape which can plug the main steel bar drill hole 11 and the main steel bar threaded drill hole 12 is arranged on the foam board or the construction-dedicated wood board, and the foam board or the construction-dedicated wood board is attached to the edge of the steel formwork so as to prevent the concrete from plugging the side faces of the device facing to the outer side; after the pier body 6 is poured with concrete and the climbing formwork operation platform rises, the exposed foam board or the exposed wood board special for engineering is removed, a pre-embedded device can be exposed, each tie beam main steel bar 71 in the outer layer of the tie beam steel bar framework 7 is connected to the corresponding steel bar sleeve 14 or the corresponding main steel bar threaded drill hole 12 through the device, other tie beam steel bars are bound, the step of chiseling the pier body 6 concrete after the pier body concrete reaches a certain strength before binding the tie beam steel bar framework can be omitted through the device, the pier body 6 concrete structure is effectively prevented from being damaged, the construction quality is guaranteed, the construction speed is improved, the construction period is shortened, and the labor cost and the construction cost are saved.
A plurality of main steel bar drill holes 11 with the same size are circumferentially arranged on the device body 1, wherein the diameter of each main steel bar drill hole 11 is larger than the outer diameter of each steel bar sleeve 14, so that each steel bar sleeve 14 is arranged in the corresponding main steel bar drill hole 11, and the main steel bars 71 of the tie beam and the steel bars pre-embedded in the pier body are connected into a whole through the device; the main steel bar threaded drill hole 12 adjacent to the main steel bar drill hole 11 is a small steel plate drill threaded through hole welded on one side of the device body 1, and the depth of the hole exceeds the engagement length requirement of the main steel bar threaded force transmission; the device pier shaft side has increased anchor reinforcing bar, and it is preferable to increase anchor reinforcing bar 2 on the corresponding tie beam side as the embodiment.
Preferably, the device body 1 is a steel plate with a thickness of 16mm, the distance between the opening positions of the main steel bar drill hole 11 and the main steel bar threaded drill hole 12 and the edge of the device body 1 is 50mm, the difference between the aperture of the main steel bar drill hole 11 and the diameter of the steel bar sleeve 14 in the tie beam steel bar framework 7 is preferably set to be 1mm, the steel plate threaded hole 31 on the thickened steel plate 3 is matched with the threading thread structure 71a on the tie beam main steel bar 71, and the general threading thread structure 71a is 2mm smaller than the original diameter of the tie beam main steel bar 71.
The method is preferable as an embodiment, so that the difficulty of binding the steel reinforcement framework is further reduced, and the construction period is shortened; still set up a plurality of stubble steel bar thread drilling 13 with main reinforcing bar thread drilling 12 isotructure on device body 1, this stubble steel bar thread drilling 13 arranges in the inboard of main reinforcing bar drilling 11 and main reinforcing bar thread drilling 12, and interval and the steel bar structure looks adaptation of tie beam framework of steel bar 7 inlayer between each stubble steel bar thread drilling 13, a plurality of thickening steel sheet 3 with the one-to-one of stubble steel bar thread drilling 13 have been welded to the rear side of the device body 1, set up the steel sheet screw hole 31 with the adaptation of stubble steel bar thread drilling 13 on this thickening steel sheet 3, make the steel bar structure in the tie beam framework of steel bar 7 inlayer install in the stub steel bar drilling 13 that corresponds, thereby install on device body 1, thereby make the ligature of implementation tie beam framework of steel bar 7 more convenient fast, and through the connection of inlayer structure reinforcing bar and each structure thread drilling and thickening steel sheet 3 thread structure, the tensile property of tie beam framework of steel bar 7 to pier shaft 6 has been promoted effectively.
Preferentially, the effect that this main reinforcing bar thread drilling 12 and the stub reinforcing bar thread drilling 13 have increased thickening steel sheet 3 respectively is that the length of having increased threaded connection, the connection of tie beam main reinforcing bar 71 and device body 1 has been consolidated, this thickening steel sheet 3 all sets up the one side of anchor reinforcing bar 2 through welded fastening at the device body, thereby make cystosepiment or the special plank of engineering only with main reinforcing bar drilling 11, main reinforcing bar thread drilling 12 and stub reinforcing bar thread drilling 13 looks adaptation can, the shearing ability of tie beam framework 7 with pier shaft 6 contact segment has significantly been improved, further guaranteed engineering quality, the easy cracked technical problem of tie beam main reinforcing bar joint 71 has been solved.
Preferably as the embodiment, still be provided with two corbel mount pads 4 that set up relatively on the device body 1, this corbel mount pad 4 is fixed and is kept away from anchor reinforcing bar 2 one side at device body 1, can fixed mounting bracket 5 on this corbel mount pad 4, suspends tie beam construction bearing platform through the pull rod in midair to the construction of ligature tie beam framework of steel reinforcement 7 no longer increases bearing platform in addition, has reduced the construction degree of difficulty.
Preferentially, the bracket 5 is made of hollow section steel, the section steel is of a right-angled triangle structure, one right-angled side faces upwards and is provided with an opening 51 communicated with the interior of the section steel, the other right-angled side is fixed on the bracket mounting seat 4 through a bolt and is attached to one side of the bracket mounting seat 4, preferably, a pull rod hole is formed in the bracket mounting seat 4, and the load bearing platform transmits load to the device through a lower pull rod fixed in the bracket; after 7 ligatures of tie beam framework of steel reinforcement are accomplished, because bracket 5 can bear the weight of the construction load of tie beam, need not demolish bracket 5 after the construction of tie beam, through bracket 5 with behind the concrete integration of pouring on the tie beam, can improve the tensile strength of tie beam to pier shaft 6 effectively.
The device body 1 is embedded in pier body concrete, and one side of the device body, which is close to the tie beam, is embedded in the pier body, so that the tie beam extends into the pier body for a plurality of public places, namely, the force borne by the tie beam constructed by the device is smaller than that borne by the tie beam constructed on the surface of the pier body which is commonly used at present, and the structure is facilitated; through the anchor reinforcing bar that increases on pier shaft and tie beam both sides on the device body, promoted the shear resistance performance of reinforcing bar effectively.
The foregoing detailed description describes embodiments of the invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described above with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
Finally, it should be noted that the above description is only a preferred embodiment of the present invention, and those skilled in the art can make various similar representations without departing from the spirit and the scope of the present invention.
Claims (8)
1. The utility model provides a device of quick construction tie beam and performance is improved which characterized in that: the device comprises a device body (1) and anchoring steel bars (2) fixed on one side of the device body (1), wherein the anchoring steel bars (2) are used for fixing the device body (1) on a pier body steel bar framework (61) of a pier; device body (1) is gone up a plurality of main reinforcing bar drilling (11) of circumference having arranged, wherein has seted up main reinforcing bar screw drilling (12) between adjacent main reinforcing bar drilling (11), and interval between adjacent main reinforcing bar drilling (11) and main reinforcing bar screw drilling (12) and the distance phase-match between tie beam main reinforcement (71) that tie beam steel reinforcement skeleton (7) is outer all install steel sleeve (14) in each main reinforcing bar drilling (11), car silk helicitic texture (71 a) screw-thread fit on the internal thread structure of steel sleeve (14) and tie beam main reinforcement (71), helicitic texture in main reinforcing bar screw drilling (12) and car silk helicitic texture (71 a) screw-thread fit on tie beam main reinforcement (71).
2. The apparatus for rapid construction of tie beams and improved performance as claimed in claim 1, wherein: still set up on device body (1) and connect stubble reinforcing bar thread drilling (13) the same with main reinforcing bar thread drilling (12) structure, each connects stubble reinforcing bar thread drilling (13) to be located the inboard that corresponds main reinforcing bar drilling (11) respectively to interval and the span phase-match between tie beam framework of steel reinforcement (7) inner layer steel bar structure between adjacent connecing stubble reinforcing bar thread drilling (13).
3. The apparatus for quickly constructing a tie beam and enhancing performance of claim 2, wherein: fixed mounting has a plurality of thickening steel sheet (3) on device body (1), and each thickening steel sheet (3) are arranged respectively in main reinforcement screw drilling (12) one side that corresponds or the stubble reinforcing bar screw drilling (13) one side that corresponds, set up on thickening steel sheet (3) with main reinforcement screw drilling (12) or connect steel bar screw drilling (13) the steel sheet screw hole (31) of looks adaptation, each steel sheet screw hole (31) communicate with main reinforcement screw drilling (12) that correspond or the stubble reinforcing bar screw drilling (13) that correspond respectively.
4. The apparatus for rapid construction of tie beams and improved performance of claim 3, wherein: the thickening steel plates (3) are fixed on one side of the device body (1) where the anchoring steel bars (2) are arranged.
5. The apparatus for quickly constructing a tie beam and enhancing performance of claim 1, wherein: install two bracket mount pads (4) of relative setting on device body (1), one side of anchor reinforcing bar (2) is kept away from in device body (1) is fixed in bracket mount pad (4).
6. The apparatus for quickly constructing a tie beam and enhancing performance of claim 5 wherein: install on bracket mount pad (4) and be used for the bearing to build construction platform's bracket (5), the inside of bracket (5) is hollow structure, and inside opening (51) of intercommunication bracket (5) have been seted up at the top.
7. The apparatus for quickly constructing a tie beam and enhancing performance of claim 6, wherein: the bracket (5) is a right-angled triangle hollow section steel, one of the right-angled sides of the bracket (5) faces upward to form the opening (51), and the other right-angled side is fixed on the bracket mounting seat (4).
8. The apparatus for quickly constructing a tie beam and enhancing performance of claim 1, wherein: the device body (1) is made of a steel plate matched with the cross section size of the tie beam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221372003.4U CN217579727U (en) | 2022-06-02 | 2022-06-02 | Device for quickly constructing tie beam and improving performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221372003.4U CN217579727U (en) | 2022-06-02 | 2022-06-02 | Device for quickly constructing tie beam and improving performance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217579727U true CN217579727U (en) | 2022-10-14 |
Family
ID=83527482
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221372003.4U Expired - Fee Related CN217579727U (en) | 2022-06-02 | 2022-06-02 | Device for quickly constructing tie beam and improving performance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217579727U (en) |
-
2022
- 2022-06-02 CN CN202221372003.4U patent/CN217579727U/en not_active Expired - Fee Related
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