CN110805150A - Reinforced energy-consuming connecting device for prefabricated building - Google Patents
Reinforced energy-consuming connecting device for prefabricated building Download PDFInfo
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- CN110805150A CN110805150A CN201911052857.7A CN201911052857A CN110805150A CN 110805150 A CN110805150 A CN 110805150A CN 201911052857 A CN201911052857 A CN 201911052857A CN 110805150 A CN110805150 A CN 110805150A
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- groove
- box body
- guide
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/38—Connections for building structures in general
- E04B1/61—Connections for building structures in general of slab-shaped building elements with each other
- E04B1/6108—Connections for building structures in general of slab-shaped building elements with each other the frontal surfaces of the slabs connected together
- E04B1/6116—Connections for building structures in general of slab-shaped building elements with each other the frontal surfaces of the slabs connected together by locking means on lateral surfaces
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/38—Connections for building structures in general
- E04B1/61—Connections for building structures in general of slab-shaped building elements with each other
- E04B2001/6195—Connections for building structures in general of slab-shaped building elements with each other the slabs being connected at an angle, e.g. forming a corner
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
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- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Buildings Adapted To Withstand Abnormal External Influences (AREA)
Abstract
The reinforcing and energy-consuming connecting device for the prefabricated assembly type building comprises a long-strip box, wherein a long-strip groove is formed in the long-strip box top surface and the front and back two surfaces, a moving device is arranged in the long-strip box in a matched mode, the other ends of two connecting rods connected with guide blocks in the same guide groove group are connected in a hinged mode through connecting plates, and screw holes are formed in the top surface of the connecting plate above the long-strip box and the opposite surfaces of the connecting plates arranged in the front and back mode. The invention can adjust the position of the box body according to the installation position when two adjacent assembly type building boards are assembled and installed, thereby meeting the connection requirement when the two adjacent assembly type building boards are assembled and installed in different shapes, and the support rod in the box body can drive the connecting plate to move outwards through the rotation of the disc when a plurality of assembly type building boards are assembled and installed, thereby meeting the different assembly and installation requirements and selecting more.
Description
Technical Field
The invention belongs to the technical field of auxiliary assembly type buildings, and particularly relates to a reinforcing energy-consuming connecting device for a prefabricated assembly type building.
Background
At present, with the development of our country society and the increase of economy, in order to keep the sustainable development of the building industry, the building industry is industrialized, especially the prefabricated building is in the domestic different military prominence, the building industry faces the problems of labor shortage and rapid rise of labor cost, meanwhile, the traditional construction method also makes the problems of environmental pollution, resource waste, large quantity of construction waste and the like increasingly prominent, and in order to solve the problems, in recent years, various building industries are engaged in the building industry, especially the research and development of the prefabricated building, so that the reinforcing energy-consuming connecting device of the prefabricated building is designed.
Disclosure of Invention
The invention provides a reinforcing energy-consuming connecting device for a prefabricated building, which is used for overcoming the defects in the prior art.
The invention is realized by the following technical scheme:
the reinforcing energy-consumption connecting device of the prefabricated building comprises a long-strip box, wherein the top surface and the front and the rear surfaces of the long-strip box are respectively provided with a long-strip groove, a moving device is arranged in the long-strip box in a matched mode, a box body is installed on the moving device, two through holes are formed in the top surface and the front surface of the box body, a group of placing groove groups are respectively formed in the inner walls of the two sides of the box body, each group of placing groove group comprises three placing grooves and a groove, the grooves are located in the center of the box body, two of the three placing grooves are respectively located at the front end and the rear end of each groove and are located on the same horizontal plane, the other placing groove is located above the grooves and is perpendicular to the other two placing grooves, one end of each placing groove is communicated with the inside of the groove, a screw rod is movably installed in each placing groove in the group of the placing groove groups located on one side of the box body, a round block is fixedly installed, a disc with a motor is movably arranged on the inner wall of one side of the groove, a positive and negative rotation motor is fixedly arranged on one side of the disc, a telescopic rod is fixedly arranged at the end part of an output shaft of the positive and negative rotation motor, a cross-shaped insert block is fixedly arranged at the end part of a movable rod of the telescopic rod and can be inserted into the slots, a nut is matched and arranged on each screw rod, a horizontal supporting rod is fixedly arranged on one side of the nut, a sliding block is fixedly arranged at one end of each supporting rod, each sliding block can be inserted into a corresponding placing slot in the other placing slot group, two groups of guide slot groups with T-shaped cross sections are respectively arranged on the top edge of the supporting rod positioned above and the back edges of the two supporting rods arranged in front and back, the two groups of guide slot groups positioned on the same supporting rod are symmetrically distributed by the vertical central line of the supporting rod, each group of guide slot is composed of two guide slots and two guide blocks, the other ends of the two connecting rods connected with the guide blocks in the same guide groove group are connected in a hinged mode through a connecting plate, the connecting plate is fixedly connected with the supporting rod through a first spring, the first spring always provides the connecting plate with outward thrust, and the screw holes are formed in the top face of the connecting plate located above and the opposite faces of the connecting plates located in the front-back arrangement.
As above prefabricated assembled building's reinforcement power consumption connecting device, the mobile device constitute by a lead screw, two nuts, a guide bar, two uide bushings that have the motor, the both ends of lead screw respectively with the both sides inner wall swing joint of rectangular case, the lead screw is located the place ahead of box body, the lead screw is located the below of through-hole, lead screw and nut screw-thread fit, the preceding fixed connection of nut and box body, the guide bar is located the rear of box body, guide bar and uide bushing assembly close, the uide bushing is fixed connection at the back of box body.
The opposite ends of the two guide blocks in each guide groove group are fixedly connected with one end of a second spring, and the other end of the second spring is fixedly connected with the inner wall of the guide groove.
The cross section of the through hole is in a digital eight shape.
The diameter of the support rod is larger than the length and the height of the opening of the placing groove.
According to the reinforcing energy-consumption connecting device for the prefabricated building, the ball bearing is arranged at one end of the screw rod in a matched mode, the inner wall of the inner ring of the ball bearing is fixedly connected with the screw rod, and the outer wall of the outer ring of the ball bearing is fixedly connected with the inner wall of the placing groove.
The invention has the advantages that: the long-strip box is arranged on the top end of the assembly type building board, when the assembly type building board is used, the position of the box body in the long-strip box is adjusted according to the placement of the assembly type building board, the connecting plate on one support rod, the connecting plates on two support rods or the connecting plates on three support rods are simultaneously selected, for example, when two assembly type building boards are arranged in an inverted L shape, one assembly type building board is horizontally placed and positioned above the other assembly type building board, the other assembly type building board is vertically placed, the box body in the long-strip box of the horizontally placed assembly type building board moves to be positioned above and below the box body on the other assembly type building board, the disc in the box body rotates, at the moment, the extension direction of the telescopic rod faces downwards, then the telescopic rod extends, the inserting block is inserted into the slot in the round block positioned below the groove, the rotating motor works to drive the telescopic rod and the inserting block, The round block is rotated, the round block is fixedly connected with the screw rod and can drive the screw rod in front of the groove to rotate, the screw rod is in threaded fit with the nut, the nut is fixedly connected with the support rod, the support rod is fixedly connected with the sliding block and can make the support rod below the groove move downwards, the connecting plate sequentially passes through the through hole and the strip groove and simultaneously moves in a box body in a strip box of the vertically placed assembly building board to be matched with a box body on the horizontally placed assembly building board, a disc in the box body on the vertically placed assembly building board rotates to make the telescopic rod in a vertical direction, the telescopic rod extends, the inserting block is inserted into the inserting groove to drive the screw rod above the groove to rotate, the screw rod is in threaded fit with the nut and drives the support rod above to move upwards, namely, the connecting plate on the support rod above is driven to move upwards and sequentially passes through the through hole and the strip groove to be, and the upper connecting plate and the lower connecting plate pass through the screw holes of the threaded rods to be connected, and the force applied to the upper connecting plate and the lower connecting plate is relieved through the movement of the first spring and the guide block in the guide groove, so that the buffering force is increased, and the safety is improved. The invention can adjust the position of the box body according to the installation position when two adjacent assembly type building boards are assembled and installed, thereby meeting the connection requirement when the two adjacent assembly type building boards are assembled in different shapes, and selecting different support rods according to the installation requirement of the two assembly type building boards, and connecting through the connecting plate, and when a plurality of assembly type building boards are assembled and installed, the support rods in the box body can drive the connecting plate to move outwards through the rotation of the disc, thereby meeting the different assembly and installation requirements and selecting more.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention; FIG. 2 is an enlarged view of a portion I of FIG. 1; FIG. 3 is an enlarged view of view A of FIG. 2; FIG. 4 is an enlarged view of view B of FIG. 2; FIG. 5 is a partial enlarged view of II of FIG. 3; FIG. 6 is an enlarged view of view C of FIG. 5; FIG. 7 is a view of D of FIG. 1; fig. 8 is a state diagram of the use of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
A prefabricated building reinforcing energy consumption connecting device comprises a strip box 1, wherein the top surface and the front and back surfaces of the strip box 1 are respectively provided with a strip groove 2, a moving device is arranged in the strip box 1 in a matching manner, a box body 3 is arranged on the moving device, the top surface and the front surface of the box body 3 are respectively provided with two through holes 4, the two through holes 4 on the same surface are symmetrically distributed along the vertical central line of the box body 3, the inner walls of the two sides of the box body 3 are respectively provided with a group of placing grooves, each group of placing grooves comprises three placing grooves 5 and a groove 6, the groove 6 is positioned at the center of the box body 3, two placing grooves 5 of the three placing grooves are respectively positioned at the front end and the back end of the groove 6 and are positioned at the same horizontal plane, the other placing groove 5 is positioned above the groove 6 and is positioned at a mutually vertical state with the other two placing grooves, one end, three-day placing grooves in each group of placing groove groups are arranged in an inverted T shape, namely two placing grooves are positioned on the same horizontal plane, the other placing groove is vertically arranged, a screw 7 is movably arranged in each placing groove in one group of placing groove group positioned on one side of the box body 3, one end of the screw 7 is fixedly provided with a round block 8, the round blocks 8 face to the direction of the groove 6, the opposite surfaces of the two round blocks 8 which are longitudinally arranged and the bottom surface of the round block 8 which is positioned in the vertical direction are both provided with a cross-shaped slot 9, a disc 10 with a motor is movably arranged on the inner wall of one side of the groove 6, one side of the disc 10 is fixedly provided with a forward and reverse motor, the end part of an output shaft of the forward and reverse motor is fixedly provided with a telescopic rod 11, the telescopic rod 11 is provided with a power supply, the end part of a movable rod of the telescopic rod 11 is fixedly provided with, at the moment, the telescopic rod 11 is in a vertical state, the telescopic rod 11 extends, the insertion block 12 is inserted into the slot 9 and can drive the screw 7 above to rotate, when the screw 7 behind the groove needs to rotate, the disc 10 rotates, the telescopic rod 11 is in a horizontal state, the extending direction of the telescopic rod 11 faces towards the rear, the insertion block is inserted into the slot by extending the telescopic rod, the screw 7 behind can be rotated, similarly, the disc 10 rotates, the extending direction of the telescopic rod 11 faces towards the front and can drive the screw 7 in front to rotate, each screw 7 is provided with a nut in a matching way, one side of the nut is fixedly provided with a horizontal supporting rod 13, one end of each supporting rod 13 is fixedly provided with a sliding block 14, each sliding block 14 can be inserted into a corresponding placing slot 5 in the other placing slot group, two groups of guide slot groups 15 with T-shaped cross sections are arranged on the top edges of the supporting rod 13 above and the top edges of the two supporting rods, two groups of guide groove groups positioned on the same supporting rod 13 are symmetrically distributed by the vertical central line of the supporting rod 13, each group of guide groove group 15 consists of two guide grooves 151 and two guide blocks 152, each guide block 152 is positioned in one guide groove 151, the outer side of each guide block 152 is hinged with one end of one connecting rod 16, the other ends of the two connecting rods 16 connected with the guide blocks in the same group of guide groove groups 15 are hinged and connected through a connecting plate 17, the connecting plate 17 is fixedly connected with the supporting rod 13 through a first spring 18, the first spring 18 always provides an outward thrust for the connecting plate 17, the spring 18 is a high-strength spring, the top surface of the connecting plate 17 positioned above and the opposite surface of the connecting plate 17 arranged in front and back are both provided with screw holes 19, the connecting plate 17 can pass through a corresponding through hole 4 and long groove 2, namely the connecting plate 17 can move out of the long-strip box, after the connecting plate 17 moves out of the, the connecting plate of another rectangular incasement is connected through the threaded rod rather than between the connecting plate, and the threaded rod passes two screws promptly, connects the connecting plate that corresponds of two rectangular incasement. When the rectangular box is installed at the top end of the assembly type building boards, when in use, the position of the box body 3 in the rectangular box is adjusted according to the placement of the assembly type building boards, the connecting board on one support rod, the connecting board on two support rods or the connecting boards on three support rods are simultaneously selected, for example, when two assembly type building boards are arranged in an inverted L shape, one assembly type building board is horizontally placed and positioned above the other assembly type building board, the other assembly type building board is vertically placed, the box body 3 in the rectangular box of the horizontally placed assembly type building board moves to be held with the box body 3 on the other assembly type building board in the upper and lower rows, the disc in the box body 3 rotates, the extending direction of the telescopic rod faces downwards, then the telescopic rod extends, the plug block 12 is inserted into the slot 9 in the round block 8 positioned below the groove 6, and the rotating motor works, the telescopic rod is driven, the inserting block 12 and the round block 8 are driven to rotate, the round block 8 is fixedly connected with the screw rod 7 and can drive the screw rod 7 in front of the groove to rotate, the screw rod is in threaded fit with the nut, the nut is fixedly connected with the supporting rod 13, the supporting rod is fixedly connected with the sliding block 14 and can enable the supporting rod below the groove to move downwards, the connecting plate 17 sequentially penetrates through the through hole 4 and the strip groove 2, meanwhile, the box body 3 in the strip box of the vertically-placed assembly type building board moves to be matched with the box body on the horizontally-placed assembly type building board, the disc in the box body 3 on the vertically-placed assembly type building board rotates to enable the telescopic rod to be in the vertical direction, the telescopic rod extends, the inserting block 12 is inserted into the slot 9 and drives the screw rod 7 above the groove 6 to rotate, the screw rod is in threaded fit with the nut, the supporting rod 13 above, and pass through-hole, rectangular groove 2 in proper order, with the connecting plate contact cooperation of the assembled building board that the level was placed to pass its screw through the threaded rod between two upper and lower connecting plates 17, make two upper and lower connecting plates connect, and through the removal of first spring, guide block in the guide way, alleviate the power that receives, increase the cushion effect, improve the security. The invention can adjust the position of the box body 3 according to the installation position when two adjacent assembly type building boards are assembled and installed, meet the connection requirement when the two adjacent assembly type building boards are assembled in different shapes, select different supporting rods according to the installation requirement of the two assembly type building boards and connect the supporting rods through the connecting plates, and can drive the connecting plates to move outwards through the rotation of the disc when a plurality of assembly type building boards are assembled and installed, thereby meeting different assembly and installation requirements and having more choices.
Specifically, the mobile device described in this embodiment is composed of a lead screw 20 with a motor, two nuts 21, a guide rod 22, and two guide sleeves 23, two ends of the lead screw 20 are respectively movably connected with inner walls of two sides of the strip box, the lead screw 20 is located in front of the box body, the lead screw 20 is located below the through hole, the lead screw 20 is in threaded fit with the nut 21, the nut 21 is fixedly connected with the front of the box body 1, the guide rod 22 is located at the rear of the box body, the guide rod 22 is in sleeved fit with the guide sleeves 23, and the guide sleeves are fixedly connected with the rear of the box body. The motor of lead screw is installed on one side inner wall of rectangular case, through lead screw 20's rotation, can drive box body 3 reciprocating motion about rectangular incasement, according to the building needs, removes box body 3 to required position, satisfies the building shock attenuation needs.
Specifically, the opposite ends of the two guide blocks in each guide slot set described in this embodiment are both fixedly connected to one end of the second spring 24, and the other end of the second spring 24 is fixedly connected to the inner wall of the guide slot. Through the pulling force of the second spring 24, two guide blocks in the same guide groove group can move relatively, so that the connecting plate passes through the through hole and moves out of the strip groove, meanwhile, in the shock absorption process, the buffering can be reduced through the second spring, and the shock absorption device is more stable in use.
Further, the cross section of the through hole 4 described in this embodiment is a digital "eight" shape. The cross section is a through hole with a figure 'eight' shape, so that the connecting rod 16 can better pass through the through hole, and meanwhile, after the connecting plate passes through the through hole, the moving path of the connecting plate can be limited, so that the connecting plate is better in use.
Furthermore, the diameter of the supporting rod 14 in this embodiment is larger than the length and height of the opening of the placing groove. The diameter of the supporting rod 14 is larger than the length and the height of the placing groove, so that the nut can be limited, the nut is prevented from rotating along with the screw, and the effect is better in use.
Furthermore, a ball bearing 25 is arranged at one end of the screw rod in a matching manner, the inner wall of the inner ring of the ball bearing is fixedly connected with the screw rod, and the outer wall of the outer ring of the ball bearing is fixedly connected with the inner wall of the placing groove. The screw rod can be more stable in use and the connection is firmer through the support of the ball bearing 25.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (6)
1. The reinforcement energy consumption connecting device of the prefabricated building is characterized in that: comprises a strip box (1), the top surface and the front and back surfaces of the strip box (1) are respectively provided with a strip groove (2), the strip box (1) is internally provided with a mobile device in a matching way, the mobile device is provided with a box body (3), the top surface and the front surface of the box body (3) are respectively provided with two through holes (4), the inner walls of the two sides of the box body (3) are respectively provided with a group of placing groove groups, each group of placing groove group consists of three placing grooves (5) and a groove (6), the groove (6) is positioned at the center of the box body (3), two placing grooves (5) of the three placing grooves are respectively positioned at the front end and the back end of the groove (6) and are positioned at the same horizontal plane, the other placing groove (5) is positioned above the groove (6) and is positioned at a mutually vertical state with the other two placing grooves, one end of the placing groove (5) is communicated with the inside of the groove (6), a screw (7) is movably arranged in, one end fixed mounting circle piece (8) of screw rod (7), criss-cross slot (9) are all seted up to the opposite face that is located two blocks of circle pieces (8) of longitudinal arrangement and the bottom surface that is located circle piece (8) of vertical direction, disc (10) that one side inner wall movable mounting of recess (6) has the motor, one side fixed mounting of disc (10) is motor just reversing, output shaft tip fixed mounting telescopic link (11) of motor just reversing, criss-cross inserted block (12) of movable rod tip fixed mounting of telescopic link (11), inserted block (12) can insert to slot (9) in, the cooperation is equipped with the nut on every screw rod (7), one side fixed mounting horizontally branch (13) of nut, one end fixed mounting slider (14) of branch (13), each slider (14) can insert to a corresponding standing groove (5) in another group of standing groove, the opposite side back of branch (13) topside and two spinal branch lines of tandem arrangement that are located the branch (13) topside and the front and back of top all set up sets up two The T-shaped guide groove groups (15) are arranged on the same support rod (13) and are symmetrically distributed along the vertical central line of the support rod (13), each guide groove group (15) consists of two guide grooves (151) and two guide blocks (152), each guide block (152) is arranged in one guide groove (151), the outer side of each guide block (152) is hinged with one end of a connecting rod (16), the other ends of two connecting rods (16) connected with the guide blocks in the same guide groove group (15) are hinged through a connecting plate (17), the connecting plate (17) is fixedly connected with the supporting rod (13) through a first spring (18), the first spring (18) always gives an outward thrust to the connecting plate (17), and the top surface of the connecting plate (17) above and the opposite surfaces of the connecting plates (17) arranged front and back are provided with screw holes (19).
2. The reinforced energy dissipating connecting device of a prefabricated building as claimed in claim 1, wherein: the mobile device by lead screw (20) that have the motor, two screw (21), a guide bar (22), two uide bushing (23) are constituteed, the both ends of lead screw (20) respectively with the both sides inner wall swing joint of rectangular case, lead screw (20) are located the place ahead of box body, lead screw (20) are located the below of through-hole, lead screw (20) and screw (21) screw-thread fit, the preceding fixed connection of screw (21) and box body (1), guide bar (22) are located the rear of box body, guide bar (22) and uide bushing (23) suit cooperation, the uide bushing is with the back fixed connection of box body.
3. The reinforced energy dissipating connecting device of a prefabricated building as claimed in claim 1, wherein: the opposite ends of the two guide blocks in each group of guide groove group are fixedly connected with one end of a second spring (24), and the other end of the second spring (24) is fixedly connected with the inner wall of the guide groove.
4. The reinforced energy dissipating connecting device of a prefabricated building as claimed in claim 1, wherein: the cross section of the through hole (4) is in a digital eight shape.
5. The reinforced energy dissipating connecting device of a prefabricated building as claimed in claim 1, wherein: the diameter of the supporting rod (14) is larger than the length and the height of the opening of the placing groove.
6. The reinforced energy dissipating connecting device of a prefabricated building as claimed in claim 1, wherein: one end of the screw rod is provided with a ball bearing (25) in a matching manner, the inner wall of an inner ring of the ball bearing is fixedly connected with the screw rod, and the outer wall of an outer ring of the ball bearing is fixedly connected with the inner wall of the placing groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911052857.7A CN110805150B (en) | 2019-10-31 | 2019-10-31 | Reinforced energy-consuming connecting device for prefabricated building |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911052857.7A CN110805150B (en) | 2019-10-31 | 2019-10-31 | Reinforced energy-consuming connecting device for prefabricated building |
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| Publication Number | Publication Date |
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| CN110805150A true CN110805150A (en) | 2020-02-18 |
| CN110805150B CN110805150B (en) | 2021-03-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911052857.7A Active CN110805150B (en) | 2019-10-31 | 2019-10-31 | Reinforced energy-consuming connecting device for prefabricated building |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113346423A (en) * | 2021-06-07 | 2021-09-03 | 宝业湖北建工集团有限公司 | Mounting and connecting device for electrical pipelines of prefabricated building |
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| US20190010699A1 (en) * | 2016-05-12 | 2019-01-10 | Aryan Twenty 5 Llc | Panel and Method for Fabricating, Installing and Utilizing a Panel |
| CN208267153U (en) * | 2018-04-19 | 2018-12-21 | 中铁二局集团有限公司 | A kind of assembled wall connecting device |
| CN109878118A (en) * | 2018-10-23 | 2019-06-14 | 合海橡塑装备制造有限公司 | Vulcanizer Intelligent logistics |
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| CN113346423A (en) * | 2021-06-07 | 2021-09-03 | 宝业湖北建工集团有限公司 | Mounting and connecting device for electrical pipelines of prefabricated building |
| CN113346423B (en) * | 2021-06-07 | 2022-05-10 | 宝业湖北建工集团有限公司 | Mounting and connecting device for electrical pipelines of prefabricated building |
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| Publication number | Publication date |
|---|---|
| CN110805150B (en) | 2021-03-23 |
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