CN219253950U - Steel bar fixing clamp for steel grid arch frame - Google Patents
Steel bar fixing clamp for steel grid arch frame Download PDFInfo
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- CN219253950U CN219253950U CN202320145259.XU CN202320145259U CN219253950U CN 219253950 U CN219253950 U CN 219253950U CN 202320145259 U CN202320145259 U CN 202320145259U CN 219253950 U CN219253950 U CN 219253950U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/25—Greenhouse technology, e.g. cooling systems therefor
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Abstract
The utility model belongs to the field of steel structures, and particularly relates to a steel bar fixing clamp for a steel grid arch; the automatic production line meets the requirement of fixing and bending a plurality of steel bars of an automatic production line of the steel grid arch; the technical proposal comprises: the fixing clamp comprises a fixing clamp base and a fixing clamp piece, wherein at least the upper end face of the fixing clamp base is horizontal, and the fixing clamp base is configured to be fixedly connected with the telescopic piece. The fixing clamp piece is fixed on the upper end face of the fixing clamp base, and a plurality of steel bar clamping grooves are formed in the fixing clamp piece. Each reinforcing bar draw-in groove includes: the first clamping groove and the second clamping groove are formed in a way that one end of the first clamping groove is opened and penetrates through grooves on two sides of the fixed clamping piece; the second clamping groove penetrates through the through grooves on two sides of the fixing clamping piece, the first clamping groove is communicated with the second clamping groove, and a step is arranged at the connecting position of the second clamping groove and the first clamping groove.
Description
Technical Field
The utility model belongs to the field of steel structures, and particularly relates to a steel bar fixing clamp for a steel grid arch.
Background
The steel grating arch is an arc-shaped steel structure, and can comprise a plurality of parallel bending main parts and connecting parts welded between the bending main parts, wherein the bending main parts can be steel bars, and the connecting parts can be special-shaped parts made of small nominal diameters, such as commonly called 8-shaped ribs.
The current steel bar bending piece is a mold with a determined shape, and the steel bars are bent, namely, the steel bar bending piece with different radian requirements needs a corresponding processing mold, and then two ends of a plurality of connecting pieces are welded with the corresponding steel bar bending piece through welding personnel.
The mode has low generation speed and uneven production quality, and once the steel grating arch frame specification is changed, a corresponding die is needed, so that the product is updated slowly, and the production cost of the product is high.
Therefore, an automatic production line is provided, wherein one steel grid arch comprises a plurality of bending steel bars with consistent radian, and in the automatic production requirement, the plurality of steel bars are required to be bent and fixed so as to facilitate the subsequent welding process. Currently, there is a lack of an automated production line and a fixed mold that can be mated with the automated production line that can meet the above requirements.
Disclosure of Invention
In order to overcome the defects in the related art, the utility model provides a steel bar fixing clamp for a steel grating arch, which meets the requirement of an automatic production line of the steel grating arch for fixing and bending a plurality of steel bars.
In order to achieve the technical purpose, the utility model provides a steel bar fixing clamp for a steel grid arch. The steel bar fixing clip of steel grating arch includes: a fixing clip base and a fixing clip piece. The fixing card base is at least horizontal on the upper end face and is configured to be fixedly connected with the telescopic piece. The fixing clamp piece is fixed on the upper end face of the fixing clamp base, and a plurality of steel bar clamping grooves are formed in the fixing clamp piece. Each steel bar clamping groove penetrates through two sides of the fixing clamping piece and is provided with a through groove with one end open, and the opening direction of each steel bar clamping groove is the same as the corresponding telescopic direction of the telescopic piece.
Preferably, the fixing clip is a plate arranged vertically.
The steel bar clamping groove comprises: a first clamping groove and a second clamping groove. Wherein, first draw-in groove one end opening just runs through the logical groove of fixed fastener both sides. The second clamping groove penetrates through the through grooves on two sides of the fixing clamping piece, the second clamping groove is communicated with the first clamping groove, and a step is arranged at the connecting position of the second clamping groove and the first clamping groove.
Preferably, a step is arranged on the upper side surface and/or the lower side surface of each steel bar clamping groove. The step comprises that the lower side surface of the first clamping groove is higher than the lower side surface of the second clamping groove, and/or the upper side surface of the second clamping groove is higher than the upper side surface of the first clamping groove.
Preferably, the fixing clip comprises: the fixing clip expansion piece, the movable clamping groove and the fixing clip baffle. The fixing clamp telescopic piece is fixed with the fixing clamp base, and the running direction of the telescopic end of the fixing clamp telescopic piece is the same as the telescopic direction of the telescopic piece. The movable clamping groove is fixedly connected with the telescopic end of the fixed clamping telescopic piece, and at least comprises a steel bar clamping groove. The fixed card baffle set up in the activity draw-in groove keep away from one side of fixed card extensible member, and with the fixed card base is fixed mutually, the fixed card baffle is configured as when the activity draw-in groove is close to the fixed card baffle, the fixed card baffle will the opening shutoff of reinforcing bar draw-in groove.
Preferably, the movable clamping groove comprises: a clamping groove bottom plate and a clamping groove rod. The clamping groove bottom plate at least comprises a vertical surface, and the clamping groove bottom plate is fixedly connected with the telescopic end of the fixed clamping telescopic piece. The draw-in groove pole is the straight-bar, two draw-in groove pole parallel arrangement just with the vertical face fixed connection of draw-in groove bottom plate forms the reinforcing bar draw-in groove between the two draw-in groove pole.
Preferably, the fixing clip baffle comprises two side surfaces, the two side surfaces are parallel to the running direction of the telescopic end head and perpendicular to the horizontal plane, and the distance between the two side surfaces is 0.5-2 times of the diameter of the clamping groove rod. The fixing clamp baffle further comprises end faces opposite to the steel bar clamping grooves, and the joint of each side face and the end faces is subjected to arc treatment.
Preferably, the steel bar fixing clip of the steel grating arch further comprises a back plate, the back plate is fixed on the fixing clip base, and the fixing clip piece is fixedly connected with the back plate.
Preferably, the two fixing clip telescopic members are sequentially arranged from top to bottom and are fixedly connected with the back plate.
The utility model has the beneficial effects that:
first, fixed fastener adopts a plurality of reinforcing bar draw-in grooves, can realize joint and fixed to many reinforcing bars simultaneously, is convenient for bend the reinforcing bar, can realize keeping fixed with many reinforcing bar relative position after bending simultaneously, is convenient for weld the later stage.
A step is arranged between the second clamping groove and the first clamping groove, the step is convenient for clamping the reinforcing steel bars, and the reinforcing steel bars are prevented from falling off from the second clamping groove.
Third, other advantageous effects of the present utility model are described in detail below in connection with the embodiments.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the related art, the drawings that are required to be used in the embodiments or the related technical descriptions will be briefly described, and it is apparent that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the drawings without inventive effort for those skilled in the art.
FIG. 1 is a structural view of embodiment 1 of the present utility model;
fig. 2 is a structural view of a fixing clip in embodiment 1 of the present utility model;
FIG. 3 is a use state diagram of embodiment 1 of the present utility model;
FIG. 4 is a block diagram of the present utility model in combination;
FIG. 5 is a block diagram of another embodiment of the present utility model;
fig. 6 is a structural view of embodiment 2 of the present utility model;
fig. 7 is a perspective view of embodiment 2 of the present utility model;
FIG. 8 is a use state diagram of embodiment 2 of the present utility model;
FIG. 9 is a diagram showing the structure of a movable slot according to embodiment 2 of the present utility model;
fig. 10 is a block diagram of a movable card slot and a fixed card baffle according to embodiment 2 of the present utility model.
Detailed Description
In order to make the above objects, features and advantages of the present utility model more comprehensible, the following description of the embodiments accompanied with the accompanying drawings will be given in detail. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
The terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.
Example 1
As shown in fig. 1, this embodiment provides a steel bar fixing clip of a steel grid arch, the steel bar fixing clip 3 of the steel grid arch includes: a fixing clip base 31 and a fixing clip 32. Wherein, the fixing card base 31 is at least horizontal on the upper end surface, the fixing card base 31 is configured to be fixedly connected with the telescopic member. The fixing clip 32 is fixed on the upper end surface of the fixing clip base 31, and a plurality of reinforcing bar clamping grooves 321 are arranged on the fixing clip 32. Each steel bar clamping groove 321 is a through groove penetrating through two sides of the fixing clamping piece 32 and having an opening at one end, and the opening direction of each steel bar clamping groove 321 is the same as the corresponding expansion direction of the expansion piece.
As shown in fig. 2, the fixing clip 32 is a plate disposed vertically. The reinforcement bar clamping groove 321 includes: a first card slot 3211 and a second card slot 3212; wherein, one end of the first slot 3211 is opened and penetrates through the through slots on two sides of the fixed clamping piece 32; the second clamping groove 3212 penetrates through the through grooves on two sides of the fixing clamping piece 32, the second clamping groove 3212 is communicated with the first clamping groove 3211, and a step is arranged at the connection position of the second clamping groove 3212 and the first clamping groove 3211.
Preferably, a step is provided on an upper side and/or a lower side of each of the reinforcement bar clamping grooves 321; the step may include that the lower side A1 of the first slot 3211 is higher than the lower side B1 of the second slot 3212 and/or the upper side A2 of the second slot 3212 is higher than the upper side B2 of the first slot 3211.
Preferably, a plurality of the first card slots 3211 are arranged in parallel.
In some examples, a steel grid arch may be formed using three curved and elastically deformed steel bars as a main body, and correspondingly, the fixing clip 32 may be provided with three steel bar clamping grooves 321, wherein the fixing clip 32 may be a plate. The steel bar clamping groove 321 may be a through groove arranged on the plate, and the through groove is communicated with the outside from one side edge of the plate. Each of the reinforcing bar clamping grooves 321 includes a first clamping groove 3211 and a second clamping groove 3212, wherein the first clamping groove 3211 is communicated with the outside, the second clamping groove 3212 is arranged in the middle of the fixing clamp 32 and is communicated with the first clamping groove 3211, and a step is arranged at the connecting position of the first clamping groove 3211 and the second clamping groove 3212, that is, the distance between the upper side surface and the lower side surface of the first clamping groove 3211 is smaller than the distance between the upper side surface and the lower side surface of the second clamping groove 3212, so that the reinforcing bars can be prevented from falling off.
Illustratively, the step may be that the lower side B1 of the second slot 3212 is lower than the lower side A1 of the first slot 3211, and the upper side B2 of the second slot 3212 is at the same level as the upper side A2 of the first slot 3211; or the step may be that the lower side B1 of the second slot 3212 is at the same level as the lower side A1 of the first slot 3211, and the upper side B2 of the second slot 3212 is higher than the upper side A2 of the first slot 3211; or the step may be that the lower side B1 of the second card slot 3212 is lower than the lower side A1 of the first card slot 3211 and the upper side B2 of the second card slot 3212 is higher than the upper side A2 of the first card slot 3211.
In some examples, as shown in fig. 3, the steel bar fixing clips 3 of the multiple steel grid arches may be disposed on the working platform 1, the upper end surface of the working platform 1 is horizontal, in order to apply a force in the vertical direction of extending the steel bars to force the steel bar fixing clips 3 to elastically deform or bend, the steel bar fixing clips 3 also need to cooperate with the clamping blocks 2 and the telescopic members to operate, and illustratively, two clamping blocks 2 are disposed on the working platform 1 along the first direction X, the multiple steel bar fixing clips 3 are arranged on the working platform 1 between the clamping blocks 2 along the first direction X, and the openings of the steel bar clamping grooves 321 on the steel bar fixing clips 3 all face the same direction.
The clamping block 2 may include a clamping block base 21 and a clamping piece 22. Wherein, the clamp block bases 21 of the two clamp blocks 2 are arranged along the first direction X, and each clamp block base 21 is fixed on the working platform 1. Each clamping block base 21 is movably provided with a clamping piece 22, the clamping piece 22 has a tendency of rotating around the vertical axis of the clamping piece 22 on the clamping block base 21, the clamping piece 22 comprises a plate arranged vertically, and the plate is provided with a plurality of through holes 221.
In the process of bending the steel bars, the two ends of the steel bars are inserted into the through holes 221 in the plate in a one-to-one correspondence manner, the plurality of steel bars are kept parallel, and meanwhile, each steel bar is clamped into the steel bar clamping groove 321 in each steel bar fixing clamp 3 in a one-to-one correspondence manner.
Preferably, the telescopic members are fixed on the working platform 1, the piston end of each telescopic member is fixedly connected with one steel bar fixing clamp 3, when the piston end of each telescopic member runs along the vertical first direction X, the steel bar fixing clamp 3 can apply acting force vertical to the first direction X to the steel bars, and the reactive force provided by the clamping blocks to the two ends of the steel bars is matched, so that the steel bars are elastically deformed or bent, and meanwhile, the positions of the plurality of through holes and the steel bar clamping grooves 321 can be relatively fixed, and the telescopic members can be electric push rods.
Example 2
As shown in fig. 6, this embodiment provides a steel bar fixing clip of a steel grid arch, the steel bar fixing clip 3 of the steel grid arch includes: a fixing clip base 31 and a fixing clip 32. Wherein, the fixing card base 31 is at least horizontal on the upper end surface, the fixing card base 31 is configured to be fixedly connected with the telescopic member. The fixing clip 32 is fixed on the upper end surface of the fixing clip base 31, and a plurality of reinforcing bar clamping grooves 321 are arranged on the fixing clip 32. Each steel bar clamping groove 321 is a through groove penetrating through two sides of the fixing clamping piece 32 and having an opening at one end, and the opening direction of each steel bar clamping groove 321 is the same as the corresponding expansion direction of the expansion piece.
As shown in fig. 7, the fixing clip includes: a fixing clip expansion piece 322, a movable clip groove 323 and a fixing clip baffle 324. The fixing clip telescopic piece 322 is fixed to the fixing clip base 31, and the running direction of the telescopic end of the fixing clip telescopic piece 322 is the same as the telescopic direction of the telescopic piece. The movable clamping groove 323 is fixedly connected with the telescopic end of the fixed clamping telescopic piece 322, and the movable clamping groove 323 at least comprises a steel bar clamping groove. The fixing clip baffle 324 is disposed on a side of the movable clip groove 323 away from the fixing clip telescopic member 322 and is fixed with the fixing clip base 31, and the fixing clip baffle 324 is configured such that when the movable clip groove 323 is close to the fixing clip baffle 324, the fixing clip baffle 324 seals the opening of the steel bar clip groove 321.
Preferably, as shown in fig. 9, the movable slot includes: a catch bottom plate 3231 and a catch lever 3232. The clamping groove bottom plate 3231 at least comprises a vertical surface, and the clamping groove bottom plate 3231 is fixedly connected with the telescopic end of the fixed clamping telescopic piece. The clamping groove rods 3232 are straight rods, the two clamping groove rods 3232 are arranged in parallel and fixedly connected with the vertical surface of the clamping groove bottom plate 3231, and a steel bar clamping groove is formed between the two clamping groove rods 3232.
Preferably, as shown in fig. 9 and 10, the fixing clip baffle 324 includes two side surfaces O, the two side surfaces O are parallel to the running direction of the telescopic end and perpendicular to the horizontal plane, and the distance between the two side surfaces O is 0.5-2 times the diameter of the slot rod 3232. The fixing clip baffle 324 further comprises an end surface opposite to the steel bar clamping groove, and the joint of each side surface and the end surface is processed with an arc.
In some examples, as shown in fig. 8, a plurality of steel bar fixing clips 3 of the steel grid arch may be disposed on the working platform 1, the upper end surface of the working platform 1 is horizontal, in order to apply a force in a direction perpendicular to the extending direction of the steel bars to force the steel bar fixing clips 3 to elastically deform or bend, the steel bar fixing clips 3 also need to cooperate with the clamping blocks 2 and the telescopic members to operate, illustratively, two clamping blocks 2 are disposed on the working platform 1 along a first direction, a plurality of steel bar fixing clips 3 are arranged on the working platform 1 between the clamping blocks 2, at least one telescopic member is disposed below each steel bar fixing clip 3, the telescopic direction of the telescopic member may be the same as the corresponding radius direction of the steel bar after bending, and the opening direction of the steel bar clamping groove on the steel bar fixing clip 3 is the telescopic direction of the telescopic member. For example, three steel bar fixing clips 3 are arranged on the working platform 1, the three steel bar fixing clips 3 are uniformly distributed between the two clamping blocks 2 along the first direction, namely, one of the three steel bar fixing clips 3 is positioned at the middle point of the two clamping blocks, the telescopic direction of a telescopic piece corresponding to the steel bar fixing clip 3 positioned at the middle point of the two clamping blocks is perpendicular to the first direction, and the orthographic projection of the other two steel bar fixing clips 3 on the horizontal plane where the steel bars are positioned is overlapped with the radius line segment after the steel bars are bent.
The structure of the clamping block 2 may be the same as that of the clamping block described in the above embodiment 1, and a detailed description thereof will be omitted herein.
The fixing clip base 31 is fixedly connected with the telescopic end of the telescopic member, a connecting member, such as a connecting rod or a connecting plate, may be arranged on the fixing clip base 31, a plurality of fixing clip telescopic members 322 are sequentially fixed on the connecting member from top to bottom, the fixing clip telescopic members 322 may be micro cylinders or oil cylinders, and the telescopic end of each fixing clip telescopic member 322 is fixedly connected with a movable clip groove 323. The movable clamping groove 323 is a through groove with one end open, in order to prevent the steel bar from falling off in the movable clamping groove 323 in the processing process, a fixed clamping baffle plate 324 is arranged on one side of the opening of the movable clamping groove 323, after the steel bar is placed in the movable clamping groove 323, the fixed clamping telescopic piece 322 operates to enable the movable clamping groove 323 to approach the corresponding fixed clamping baffle plate 324 until the fixed clamping baffle plate 324 blocks the opening of the movable clamping groove 323 or the distance between the fixed clamping baffle plate 324 and the opening of the corresponding movable clamping groove 323 is smaller than the diameter of the steel bar.
Preferably, the steel bar fixing clip of the steel grating arch further comprises a back plate, the back plate is fixed on the fixing clip base, and the fixing clip piece is fixedly connected with the back plate.
Preferably, the two fixing clip telescopic members are sequentially arranged from top to bottom and are fixedly connected with the back plate.
In the description of the present specification, a particular feature, structure, material, or characteristic may be combined in any suitable manner in one or more embodiments or examples.
The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any changes or substitutions easily contemplated by those skilled in the art within the scope of the present utility model should be included in the scope of the present utility model. Therefore, the protection scope of the utility model is subject to the protection scope of the claims.
Claims (8)
1. The utility model provides a steel bar fixing clip of steel grid bow member which characterized in that includes:
the fixing clamp base is at least horizontal at the upper end face and is configured to be fixedly connected with the telescopic piece;
the fixing clamp piece is fixed on the upper end face of the fixing clamp base, and a plurality of steel bar clamping grooves are formed in the fixing clamp piece;
each steel bar clamping groove penetrates through two sides of the fixing clamping piece and is provided with a through groove with one end open, and the opening direction of each steel bar clamping groove is the same as the corresponding telescopic direction of the telescopic piece.
2. A steel bar fixing clip for a steel grating arch according to claim 1, wherein the fixing clip is a vertically arranged plate;
the steel bar clamping groove comprises:
the first clamping groove is provided with an opening at one end and penetrates through the through grooves at two sides of the fixed clamping piece;
the second clamping groove penetrates through the through grooves on two sides of the fixing clamping piece, the second clamping groove is communicated with the first clamping groove, and a step is arranged at the connecting position of the second clamping groove and the first clamping groove.
3. A bar holding clip for a steel grid arch as defined in claim 2, wherein each of said bar holding grooves has a step on the upper and/or lower side thereof;
the step comprises that the lower side surface of the first clamping groove is higher than the lower side surface of the second clamping groove, and/or the upper side surface of the second clamping groove is higher than the upper side surface of the first clamping groove.
4. A steel bar fixing clip for a steel grating arch according to claim 1, wherein the fixing clip comprises:
the fixing card telescopic piece is fixed with the fixing card base, and the running direction of the telescopic end of the fixing card telescopic piece is the same as the telescopic direction of the telescopic piece;
the movable clamping groove is fixedly connected with the telescopic end of the fixed clamping telescopic piece and at least comprises a steel bar clamping groove;
the fixing clamp baffle is arranged on one side, far away from the fixing clamp telescopic piece, of the movable clamp groove and is fixed with the fixing clamp base, and the fixing clamp baffle is configured to seal the opening of the steel bar clamp groove when the movable clamp groove is close to the fixing clamp baffle.
5. A steel bar fixing clip for a steel grating arch as recited in claim 4, wherein said movable clip groove comprises:
the clamping groove bottom plate at least comprises a vertical surface, and is fixedly connected with the telescopic end of the fixed clamping telescopic piece;
the clamping groove rods are straight rods, the two clamping groove rods are arranged in parallel and fixedly connected with the vertical surface of the clamping groove bottom plate, and a reinforcing steel bar clamping groove is formed between the two clamping groove rods.
6. The steel bar fixing clip of a steel grating arch according to claim 5, wherein the fixing clip baffle comprises two side surfaces, the two side surfaces are parallel to the running direction of the telescopic end and perpendicular to the horizontal plane, and the distance between the two side surfaces is 0.5-2 times of the diameter of the clamping groove rod;
the fixing clamp baffle further comprises end faces opposite to the steel bar clamping grooves, and the joint of each side face and the end faces is subjected to arc treatment.
7. The steel bar fixing clip of a steel grating arch of claim 6, further comprising a back plate, said back plate being secured to said fixing clip base, said fixing clip being fixedly connected to said back plate.
8. The steel bar fixing clip of a steel grating arch of claim 7, wherein two said clip telescoping members are arranged in sequence from top to bottom and fixedly connected to said back plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320145259.XU CN219253950U (en) | 2023-02-07 | 2023-02-07 | Steel bar fixing clamp for steel grid arch frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320145259.XU CN219253950U (en) | 2023-02-07 | 2023-02-07 | Steel bar fixing clamp for steel grid arch frame |
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| Publication Number | Publication Date |
|---|---|
| CN219253950U true CN219253950U (en) | 2023-06-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320145259.XU Active CN219253950U (en) | 2023-02-07 | 2023-02-07 | Steel bar fixing clamp for steel grid arch frame |
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| CN (1) | CN219253950U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116714965A (en) * | 2023-08-10 | 2023-09-08 | 山西一瑞科技有限公司 | Tunnel arch frame trackless transfer platform |
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2023
- 2023-02-07 CN CN202320145259.XU patent/CN219253950U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116714965A (en) * | 2023-08-10 | 2023-09-08 | 山西一瑞科技有限公司 | Tunnel arch frame trackless transfer platform |
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