CN114607158B - Pre-buried bolt protector is used in steel construction roofing construction - Google Patents
Pre-buried bolt protector is used in steel construction roofing construction Download PDFInfo
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- CN114607158B CN114607158B CN202210280352.1A CN202210280352A CN114607158B CN 114607158 B CN114607158 B CN 114607158B CN 202210280352 A CN202210280352 A CN 202210280352A CN 114607158 B CN114607158 B CN 114607158B
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/24—Safety or protective measures preventing damage to building parts or finishing work during construction
- E04G21/30—Safety or protective measures preventing damage to building parts or finishing work during construction against mechanical damage or dirt, e.g. guard covers of stairs
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/32—Safety or protective measures for persons during the construction of buildings
- E04G21/3204—Safety or protective measures for persons during the construction of buildings against falling down
- E04G21/3252—Protections, e.g. cover, caps, against impaling on starter reinforcement bars
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Clamps And Clips (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention relates to an embedded bolt protection device for steel structure roof construction, which comprises a positioning unit and an extending unit, wherein the front end and the right end of the positioning unit are fixedly provided with the extending unit, the extending unit comprises an arc-shaped piece, an alignment piece, a magnetic piece, a round head control rod, a bevel gear I, a bidirectional threaded column, a bevel gear II, an arc-shaped clamping piece and a limiting rod.
Description
Technical Field
The invention relates to the technical field of pre-buried bolt protection, in particular to a pre-buried bolt protection device for steel structure roof construction.
Background
The embedded bolts are steel parts which are used for fixing steel components in the construction process and are fixed by cement in advance, the foundation bolts are prefabricated in the cement foundation in advance on the construction foundation, and the embedded bolts are used for fixing the steel components after solidification.
The lower ends of the embedded bolts are generally fixed through the steel plates, the upper ends of the embedded bolts extend out of the steel plates, so that the embedded bolts are extremely easy to bend due to the action of external force in the construction process, and the embedded bolts are extremely easy to trip construction workers, so that the construction workers are injured, potential safety hazards are caused, therefore, workers are required to wrap and protect single embedded bolts one by using adhesive tapes, the number of the embedded bolts is more, the wrapping takes more time, and the embedded bolts are difficult to bend due to the action of external force.
Disclosure of Invention
In order to solve the technical problems, the invention provides a pre-buried bolt protection device for steel structure roof construction.
The utility model provides a pre-buried bolt protector is used in steel construction roofing construction, includes positioning unit and extension unit, positioning unit front end and right-hand member are all fixed mounting has extension unit.
The positioning unit comprises an arc-shaped piece, a cylindrical groove is formed in the lower end face of the arc-shaped piece, a round corner is formed in the lower end of the cylindrical groove, aligning pieces are fixedly installed at the rear end and the left end of the arc-shaped piece, magnetic pieces are fixedly installed at one ends, close to the arc-shaped piece, of the aligning pieces at the rear side, a right angle is formed between the aligning pieces at the left end and the aligning pieces at the upper end, a round head control rod is rotatably connected to the upper end face of the arc-shaped piece, a bevel gear I is fixedly installed at the lower end of the round head control rod, a bidirectional threaded column is rotatably connected to the cylindrical groove, spiral grooves with opposite rotation directions are formed in the left side and the right side of the bidirectional threaded column, a bevel gear II is fixedly installed at the left end of the bidirectional threaded column, the bevel gear II is meshed with the bevel gear I, arc-shaped clamping pieces are symmetrically connected in a threaded connection mode, limiting rods are connected to the left end and right end of the arc-shaped clamping pieces in a penetrating mode, and the left end and the right end of the limiting rod are fixedly connected with the inner wall of the cylindrical groove; when the arc clamping device is used, firstly, the cylindrical groove on the arc-shaped piece is aligned with the embedded bolt at the corner of the steel structure, the embedded bolt stretches into the cylindrical groove, the alignment piece is tightly attached to the edge of the steel plate, the alignment piece is positioned through the magnetic piece, then the round head control rod is rotated, under the cooperation of the first bevel gear and the second bevel gear, the two-way threaded column is rotated, the arc-shaped clamping piece which is bilaterally symmetrical is driven to move in opposite directions, the embedded bolt is clamped and fixed, the purpose of positioning the arc-shaped piece is achieved, the arc-shaped clamping piece is positioned and guided through the limiting rod, and the arc-shaped clamping piece is prevented from rotating in the moving process.
The extension unit comprises a telescopic piece I, a telescopic piece I is fixedly arranged at the right end of the arc-shaped piece, a connecting plate I is connected with the middle part of the front side of the arc-shaped piece in a sliding fit manner, a telescopic connecting piece I is fixedly arranged at the right end of the connecting plate I, the telescopic piece I is connected with the telescopic connecting piece I in a sliding fit manner, a fixing piece I is connected with the outer end of the front side of the connecting plate I in a sliding fit manner, a telescopic piece II is fixedly arranged at the right end of the fixing piece I, and the telescopic connecting piece I is connected with the telescopic piece II in a sliding fit manner; after the positioning unit is fixed and aligned, the extension length of the first telescopic part is adjusted according to the occupied area of the embedded bolt on the steel structure, and the distance between the first telescopic part and the arc-shaped part is adjusted, so that all the embedded bolts of the first telescopic part and the first telescopic part are covered, and the first telescopic part and the second telescopic part are positioned and guided by matching the first connecting plate with the first telescopic connecting part.
The first telescopic piece comprises a first limiting shell, the right end of the arc-shaped piece is fixedly provided with a first limiting shell, the lower right end of the first limiting shell is connected with a second limiting shell in a sliding fit mode, the lower right end of the second limiting shell is connected with a third limiting shell in a sliding fit mode, the lower right end of the third limiting shell is fixedly provided with a first telescopic pressing piece, the lower end face of the first telescopic pressing piece is fixedly provided with a first clinging rubber, the first limiting shell, the second limiting shell and the lower end of the third limiting shell are respectively provided with a first limiting guide groove, the first limiting guide grooves are internally connected with a first clamping piece in a sliding fit mode, the first clamping pieces are internally clamped with a first positioning clamping piece, a first telescopic control piece is fixedly arranged between the first adjacent clamping pieces, and a balance spring is fixedly connected in the first telescopic control piece; when covering embedded bolt, utilize balanced spring to make the atress balance between the screens piece one, guarantee that the distance between the location chucking piece one equals, location chucking piece one aligns with embedded bolt, fixes a position through the location chucking piece one pair of embedded bolt, hugs closely with steel construction up end through scalable butt casting die one, protects embedded bolt, carries out guiding orientation through spacing guide way one pair of screens piece one.
The first preferred technical scheme is as follows: the alignment piece is including the alignment plate body, equal fixed mounting in arc spare rear end and left end has the alignment plate body, the alignment plate body is close to arc spare one end downside fixed mounting and has the locating piece, the locating piece middle part is connected with the screw thread with threaded connection's mode and supports the post, the screw thread supports the post up end and rotates to be connected with to support tight piece, support fixed mounting has scalable post between tight piece and the locating piece, support the even fixed mounting in tight piece upper end and have the sucking disc, communicate between the adjacent sucking disc, set up the control screw hole on the tight piece, communicate between control screw hole and the adjacent sucking disc, control screw hole is connected with the screw thread rubber buffer with threaded connection's mode.
And the second preferred technical scheme is as follows: the arc clamping piece comprises an arc-shaped abutting plate, the arc-shaped abutting plate is connected with the bilateral symmetry of the bidirectional threaded column in a threaded connection mode, the sponge abutting plate is fixedly installed on the opposite end faces of the arc-shaped abutting plate, the abutting piece spring is fixedly installed on the opposite end faces of the arc-shaped abutting plate, the conical abutting piece is fixedly installed at the tail end of the abutting piece spring, and a saw tooth slot is formed in one end, far away from the abutting piece spring, of the conical abutting piece.
And the preferred technical scheme is as follows: the guide groove I is symmetrically arranged in front of and behind the lower end face of the first limit shell and the lower end face of the second limit shell, the inner end face of the guide groove I is uniformly and rollingly connected with the first lubrication ball, the guide slide block I is fixedly installed in front of and behind the upper end face of the second limit shell and the upper end face of the third limit shell, the guide slide block I is connected with the guide shell I in a sliding fit mode, the guide slide block I is connected with the guide groove I in a sliding fit mode, and the outer end face of the guide slide block I is rotationally connected with the lubrication column through the pin shaft.
The preferable technical scheme is as follows: the middle part of the lower end surface of the fixing piece is provided with a second limiting guide groove, a second clamping piece is connected in the second limiting guide groove in a sliding fit mode, a second positioning clamping piece is connected in the second clamping piece in a clamping mode, a second telescopic connecting piece is hinged between two adjacent clamping pieces, a second telescopic abutting piece is fixedly arranged at the lower end of the left side of the fixing piece, and a second adhesive rubber is fixedly arranged at the lower end surface of the second telescopic abutting piece.
The preferable technical scheme is as follows: the structure of the second telescopic part is the same as that of the first telescopic part, and the first connecting plate and the first telescopic connecting part are symmetrically and uniformly connected with smooth balls in a rolling mode.
The preferable technical scheme is as follows: the positioning clamping piece is characterized in that a cylindrical groove is formed in the inner end of the positioning clamping piece, an interference-preventing groove is formed in the periphery of the positioning clamping piece, the inner end of the cylindrical groove is uniformly connected with an arc-shaped abutting piece in a sliding connection mode, a plurality of elastic rubber strips are fixedly installed on the opposite end faces of the opposite arc-shaped abutting piece, the elastic rubber strips are linearly distributed along the inner wall of the cylindrical groove, an extrusion spring is fixedly installed on the upper portion of the inner end of the arc-shaped groove, an extrusion piece is fixedly installed at the lower end of the extrusion spring, the upper end of the extrusion piece is hinged to an extending piece, a right-angle piece is fixedly installed at the tail end of the extending piece, a control rod piece is uniformly hinged to one end of the right-angle piece, close to the arc-shaped abutting piece, the control rod piece is in rotary connection with the arc-shaped abutting piece, and the arc-shaped abutting piece extends into the cylindrical groove.
The preferred technical scheme is as follows: the first telescopic pressing piece comprises a first fixed plate, the lower end of the rear side of the limiting shell is fixedly provided with a first fixed plate, the lower end of the fixed plate is connected with a first connecting piece in a sliding fit mode, the lower end of the connecting piece is connected with a second fixed plate in a sliding fit mode, and a connecting spring is fixedly connected between the first fixed plate and the second fixed plate.
The eighth preferred technical scheme is as follows: the first clamping pieces gradually decrease in height from left to right, and the lower ends of all the clamping pieces are aligned.
The invention has the following beneficial effects: 1. according to the embedded bolt protection device for the steel structure roof construction, the corner of the device is fixed through the positioning unit, the device is prevented from moving in the protection process, the upper end and the side face of the embedded bolt are protected through the matching of the extending unit and the positioning unit, workers are prevented from being injured due to the fact that the embedded bolt is touched in the construction process, meanwhile, the embedded bolt is prevented from being bent due to the action of external force, and subsequent processing is affected.
2. According to the positioning unit provided by the invention, the friction resistance between the conical propping piece and the embedded bolt is increased through the sawtooth groove, so that the aim of preventing the arc-shaped propping plate from moving relative to the embedded bolt is fulfilled.
3. According to the extension unit provided by the invention, the first lubrication ball is matched with the lubrication column, so that the friction resistance of the first guide sliding block in the moving process is reduced, the first guide sliding block surface is prevented from being worn, and the relative movement between the first limit shell and the second limit shell and the relative movement between the second limit shell and the third limit shell are influenced.
4. According to the extension unit, the elastic rubber strip on the arc-shaped abutting piece is tightly attached to the spiral groove on the embedded bolt, so that the embedded bolt is positioned.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic bottom perspective view of the present invention.
Fig. 3 is a schematic view of a front view plane structure of the present invention.
Fig. 4 is an enlarged view of a portion at N of fig. 3 in accordance with the present invention.
Fig. 5 is a partial enlarged view of M of fig. 3 in accordance with the present invention.
Fig. 6 is an enlarged view of a portion of fig. 3 at E in accordance with the present invention.
Fig. 7 is a schematic top plan view of the bevel gears one and two according to the present invention.
Fig. 8 is a schematic front plan view of a telescopic control member and a balance spring according to the present invention.
In the figure: 1. a positioning unit; 10. an arc-shaped member; 12. an alignment member; 121. aligning the plate body; 122. a positioning block; 123. a thread prop; 124. a tightening member; 125. a telescoping column; 126. a suction cup; 127. controlling the threaded hole; 128. a threaded rubber plug; 13. a magnetic member; 14. a rounded end control lever; 15. bevel gears I; 16. a bidirectional threaded column; 17. bevel gears II; 18. an arc-shaped clamping piece; 181. an arc-shaped retaining plate; 182. a sponge withstanding plate; 183. a support spring; 184. a conical abutment; 185. sawing tooth grooves; 19. a limit rod; 2. an extension unit; 21. a first telescopic member; 211. a first limiting shell; 2111. a first guide groove; 2112. a first lubricating ball; 2113. a first guide slide block; 2114. a lubrication column; 212. a second limiting shell; 213. a limit shell III; 214. a first telescopic pressing piece; 2141. fixing the first plate; 2142. a first connecting piece; 2143. fixing the second plate; 2144. a connecting spring; 215. tightly attaching the first rubber; 216. a first limit guide groove; 217. the first clamping piece is arranged; 218. positioning a clamping piece I; 2181. an arc-shaped abutting piece; 2182. an elastic rubber strip; 2183. extruding a spring; 2184. an extrusion; 2185. an extending member; 2186. a right angle member; 2187. a control rod; 219. a first telescopic control member; 220. a balance spring; 22. a first connecting plate; 221. a smooth ball; 23. a first telescopic connecting piece; 24. a first fixing piece; 241. a limiting guide groove II; 242. a second clamping piece; 243. positioning clamping pieces II; 244. a second telescopic connecting piece; 245. a retractable pressing piece II; 246. tightly attaching to the second rubber; 25. and a second telescopic piece.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1, an embedded bolt protection device for steel structure roof construction comprises a positioning unit 1 and an extension unit 2, wherein the extension unit 2 is fixedly installed at the front end and the right end of the positioning unit 1.
Referring to fig. 1, 2 and 7, the positioning unit 1 includes an arc-shaped member 10, a cylindrical groove is formed in the lower end surface of the arc-shaped member 10, a round corner is formed in the lower end of the cylindrical groove, alignment members 12 are fixedly mounted at the rear end and the left end of the arc-shaped member 10, magnetic members 13 are fixedly mounted at one ends of the alignment members 12, which are close to the arc-shaped member 10, the alignment members 12 at the rear side and the alignment members 12 at the left end form a right angle, a round head control rod 14 is rotatably connected to the upper end surface of the arc-shaped member 10, a first bevel gear 15 is fixedly mounted at the lower end of the round head control rod 14, a second bevel gear 17 is fixedly mounted at the left end of the second bevel gear 16, the second bevel gear 17 is meshed with the first bevel gear 15, arc-shaped clamping members 18 are connected in a threaded manner in a bilateral symmetry manner, limiting rods 19 are connected to the members 18 in a penetrating manner, and the left end and the right end of the limiting rods 19 are fixedly connected to the inner walls of the cylindrical groove; when the arc-shaped clamping piece is used, firstly, the cylindrical groove on the arc-shaped piece 10 is aligned with the embedded bolt at the corner of the steel structure, the embedded bolt stretches into the cylindrical groove, the alignment piece 12 is tightly attached to the edge of the steel plate, the alignment piece 12 is positioned through the magnetic piece 13, then the round-head control rod 14 is rotated, under the cooperation of the first bevel gear 15 and the second bevel gear 17, the bidirectional threaded column 16 is rotated to drive the bilateral symmetry arc-shaped clamping piece 18 to move in opposite directions, the embedded bolt is clamped and fixed, the purpose of positioning the arc-shaped piece 10 is achieved, and the arc-shaped clamping piece 18 is positioned and guided through the limiting rod 19, so that the arc-shaped clamping piece 18 is prevented from rotating in the moving process.
Referring to fig. 1, the extension unit 2 includes a first telescopic member 21, a first telescopic member 21 is fixedly mounted at the right end of the arc-shaped member 10, a first connecting plate 22 is connected to the middle part of the front side of the arc-shaped member 10 in a sliding fit manner, a first telescopic connecting member 23 is fixedly mounted at the right end of the first connecting plate 22, the first telescopic member 21 is connected with the first telescopic connecting member 23 in a sliding fit manner, a first fixing member 24 is connected to the outer end of the front side of the first connecting plate 22 in a sliding fit manner, a second telescopic member 25 is fixedly mounted at the right end of the first fixing member 24, and the first telescopic connecting member 23 is connected with the second telescopic member 25 in a sliding fit manner; after the positioning unit 1 is fixedly aligned, the extension length of the first telescopic part 21 is adjusted according to the occupied area of the embedded bolts on the steel structure, and the distance between the first telescopic part 24 and the arc-shaped part 10 is adjusted, so that the first telescopic part 21 and the first telescopic part 24 cover all the embedded bolts, and the first telescopic part 24 and the second telescopic part 25 are positioned and guided by matching the first connecting plate 22 with the first telescopic connecting part 23.
Referring to fig. 2 and 8, the first telescopic member 21 includes a first limiting housing 211, a first limiting housing 211 is fixedly mounted at the right end of the arc member 10, a second limiting housing 212 is connected to the lower right end of the first limiting housing 211 in a sliding fit manner, a third limiting housing 213 is connected to the lower right end of the second limiting housing 212 in a sliding fit manner, a first telescopic pressing member 214 is fixedly mounted at the lower right end of the third limiting housing 213, a first adhesive rubber 215 is fixedly mounted at the lower end surface of the first telescopic pressing member 214, a first limiting guide slot 216 is formed at the lower ends of the first limiting housing 211, the second limiting housing 212 and the third limiting housing 213, a first clamping member 217 is connected to the first limiting guide slot 216 in a sliding fit manner, a first positioning clamping member 218 is clamped in the first clamping member 217, a first telescopic control member 219 is fixedly mounted between the adjacent clamping members 217, and a balance spring 220 is fixedly connected in the first telescopic control member 219; when the embedded bolt is covered, the balance spring 220 is utilized to balance the stress between the first clamping pieces 217, the distances between the first positioning clamping pieces 218 are guaranteed to be equal, the first positioning clamping pieces 218 are aligned with the embedded bolt, the embedded bolt is positioned through the first positioning clamping pieces 218, the embedded bolt is protected through the first telescopic pressing piece 214 and the upper end face of the steel structure, and the first clamping pieces 217 are guided and positioned through the first limiting guide grooves 216.
Referring to fig. 4, the alignment member 12 includes an alignment plate 121, the rear end and the left end of the arc member 10 are both fixedly provided with the alignment plate 121, the alignment plate 121 is fixedly provided with a positioning block 122 near the lower side of one end of the arc member 10, the middle part of the positioning block 122 is connected with a threaded support column 123 in a threaded connection manner, the upper end surface of the threaded support column 123 is rotationally connected with a support member 124, a telescopic column 125 is fixedly provided between the support member 124 and the positioning block 122, the upper end of the support member 124 is uniformly and fixedly provided with suction cups 126, adjacent suction cups 126 are communicated with each other, the support member 124 is provided with a control threaded hole 127, the control threaded hole 127 is communicated with the adjacent suction cups 126, and a threaded rubber plug 128 is connected in the control threaded hole 127 in a threaded connection manner; the sucking disc 126 is contacted with the upper end of the steel structure plate body by rotating the threaded supporting column 123, at the moment, the threaded rubber plug 128 is opened, and the threaded supporting column 123 is continuously rotated, so that the sucking disc 126 is tightly attached to the upper end of the steel structure plate body, at the moment, the threaded rubber plug 128 is plugged in, and the sucking disc 126 is fixed with the upper end of the steel structure plate body.
Referring to fig. 5, the arc clamping member 18 includes an arc-shaped retaining plate 181, the bi-directional threaded post 16 is connected with the arc-shaped retaining plate 181 in a laterally symmetrical and threaded manner, the opposite end surfaces of the laterally symmetrical arc-shaped retaining plate 181 are fixedly provided with a sponge retaining plate 182, the opposite end surfaces of the laterally symmetrical arc-shaped retaining plate 181 are fixedly provided with a supporting member spring 183, the end of the supporting member spring 183 is fixedly provided with a conical supporting member 184, and one end of the conical supporting member 184, which is far away from the supporting member spring 183, is provided with a saw tooth slot 185; the conical propping piece 184 extends out of the sponge propping plate 182 to be clung to the outer end face of the embedded bolt through the elasticity of the propping piece spring 183, when the arc-shaped propping plate 181 is clung to the embedded bolt, the friction resistance of the conical propping piece 184 and the embedded bolt is increased through the saw tooth grooves 185, and the arc-shaped propping plate 181 and the embedded bolt are further prevented from generating relative movement.
Referring to fig. 2 and 3, the first limit housing 211 and the second limit housing 212 are symmetrically provided with a first guide groove 2111 in front and back directions, an inner end surface of the first guide groove 2111 is uniformly and rollably connected with a first lubrication ball 2112, the second limit housing 212 and the third limit housing 213 are symmetrically and fixedly provided with a first guide slide block 2113 in front and back directions, the first guide slide block 2113 is connected with the first limit housing 211 in a sliding fit manner, the first guide slide block 2113 is connected with the first guide groove 2111 in a sliding fit manner, and an outer end surface of the first guide slide block 2113 is rotatably connected with a lubrication column 2114 through a pin shaft; the first guide slide block 2113 is guided and positioned through the first guide groove 2111, the friction resistance of the first guide slide block 2113 in the moving process is reduced through the first lubricating ball 2112, and the friction resistance of the first guide slide block 2113 in the moving process is further reduced through the lubricating column 2114 on the first guide slide block 2113.
Referring to fig. 2, a second limiting guide groove 241 is formed in the middle of the lower end surface of the first fixing member 24, a second clamping member 242 is connected in the second limiting guide groove 241 in a sliding fit manner, a second positioning clamping member 243 is clamped in the second clamping member 242, a second telescopic connecting member 244 is hinged between two adjacent clamping members 242, a second telescopic pressing member 245 is fixedly mounted at the lower end of the left side of the first fixing member 24, and a second adhesive rubber 246 is fixedly mounted at the lower end surface of the second telescopic pressing member 245; the second clamping piece 242 is positioned and guided through the second limiting guide groove 241, the second clamping piece 243 is positioned through the second clamping piece 242, the first fixing piece 24 is supported through the second telescopic abutting piece 245, the embedded bolt is protected, and the embedded bolt is tightly attached to the upper end of the steel structure plate through the second tightly attached rubber 246.
With continued reference to fig. 2, the structure of the second telescopic member 25 is the same as that of the first telescopic member 21, and the first connecting plate 22 and the first telescopic connecting member 23 are symmetrically and uniformly connected with smooth balls 221 in a rolling manner; the friction resistance of the first fixing piece 24 and the second telescopic piece 25 in the moving process is reduced through the smooth ball 221.
Referring to fig. 3 and 6, a cylindrical groove is formed in an inner end of the first positioning clamping member 218, anti-interference grooves are formed in the periphery of the first positioning clamping member 218, arc-shaped abutting members 2181 are uniformly connected to the inner end of the cylindrical groove in a sliding connection manner, a plurality of elastic rubber strips 2182 are fixedly mounted on opposite end surfaces of the opposite arc-shaped abutting members 2181, the elastic rubber strips 2182 are linearly distributed along the inner wall of the cylindrical groove, an extrusion spring 2183 is fixedly mounted on the upper portion of the inner end of the arc-shaped groove, an extrusion 2184 is fixedly mounted on the lower end of the extrusion spring 2183, an extending member 2185 is hinged to the upper end of the extrusion member 2184, a right-angle member 2186 is fixedly mounted at the tail end of the extending member 2185, a control rod 2187 is uniformly hinged to one end, close to the arc-shaped abutting members 2181, of the control rod 2187 is rotationally connected with the arc-shaped abutting members 2181, and the arc-shaped abutting members 2181 extend into the cylindrical groove; the embedded bolt is prevented from interfering the movement of the positioning clamping piece one 218 through the interference prevention groove, when the embedded bolt stretches into the cylindrical groove, the extrusion piece 2184 at the lower end of the extrusion spring 2183 is extruded to move upwards, the stretching-in piece 2185 and the right-angle piece 2186 are driven to move upwards, the right-angle piece 2186 drives the control rod 2187 to change into a horizontal state from an inclined state, the arc-shaped abutting piece 2181 stretches out of the cylindrical groove under the driving of the control rod 2187, and the elastic rubber strip 2182 on the arc-shaped abutting piece 2181 is tightly attached to the spiral groove on the embedded bolt to position the embedded bolt.
Referring to fig. 3, the first retractable pressing member 214 includes a first fixed plate 2141, a first fixed plate 2141 is fixedly mounted at a lower end of a rear side of the third limit housing 213, a first connecting member 2142 is connected to a lower end of the first fixed plate 2141 in a sliding fit manner, a second fixed plate 2143 is connected to a lower end of the first connecting member 2142 in a sliding fit manner, and a connecting spring 2144 is fixedly connected between the first fixed plate 2141 and the second fixed plate 2143; the first closely adhered rubber 215 at the lower end of the second fixing plate 2143 is closely adhered to the steel structure plate through the connecting spring 2144 to position and support the third limiting shell 213.
With continued reference to fig. 3, the height of the first clamping member 217 gradually decreases from left to right, and the lower ends of all the first clamping members 217 are aligned; in order to facilitate controlling the distance between the first clamping members 217, the lower ends of the first clamping members 217 are aligned, so that the first telescopic connecting members 23 are positioned on the same straight line, and the distances between the first clamping members 217 are ensured to be equal.
During specific work, firstly, the cylindrical groove on the arc-shaped piece 10 is aligned with the embedded bolt at the corner on the steel structure, the embedded bolt stretches into the cylindrical groove, the alignment piece 12 is tightly attached to the edge of the steel plate, the alignment piece 12 is positioned through the magnetic piece 13, then the round head control rod 14 is rotated, under the cooperation of the first bevel gear 15 and the second bevel gear 17, the bidirectional threaded column 16 rotates to drive the bilateral symmetry arc-shaped clamping piece 18 to move oppositely, the embedded bolt is clamped and fixed, the purpose of positioning the arc-shaped piece 10 is achieved, the arc-shaped clamping piece 18 is positioned and guided through the limiting rod 19, the arc-shaped clamping piece 18 is prevented from rotating in the moving process, then the occupied area of the embedded bolt on the steel structure is adjusted, the extension length of the first telescopic piece 21 is adjusted, the distance between the first telescopic piece 24 and the arc-shaped piece 10 is adjusted, all embedded bolts are covered through the first telescopic piece 21 and the first telescopic connecting piece 24, the first telescopic connecting piece 22 is matched with the first telescopic connecting piece 23, the first telescopic piece 24 and the second telescopic piece 25 are positioned and guided, the first telescopic piece 24 and the first telescopic piece 25 are balanced spring 220 is utilized to enable the clamping piece to be positioned and fixed, and the first telescopic piece 218 is positioned and tightly clamped and fixed, and the first telescopic piece 218 is tightly fixed, and matched with the first telescopic piece 218 is positioned and tightly and fixed, and fixed on the first telescopic piece 218 is tightly and fixed by the fixed and the first telescopic bolt.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a steel construction roofing construction is with pre-buried bolt protector, includes positioning unit (1) and extension unit (2), its characterized in that: the front end and the right end of the positioning unit (1) are fixedly provided with extension units (2); wherein:
the positioning unit (1) comprises an arc-shaped piece (10), a cylindrical groove is formed in the lower end face of the arc-shaped piece (10), a round corner is formed in the lower end of the cylindrical groove, an aligning piece (12) is fixedly arranged at the rear end and the left end of the arc-shaped piece (10), a magnetic piece (13) is fixedly arranged at one end, close to the arc-shaped piece (10), of the aligning piece (12), a right angle is formed between the aligning piece (12) at the rear side and the aligning piece (12) at the left end, a round head control rod (14) is rotationally connected to the upper end face of the arc-shaped piece (10), a bevel gear I (15) is fixedly arranged at the lower end of the round head control rod (14), a bidirectional threaded column (16) is rotationally connected to the cylindrical groove, spiral grooves with opposite rotation directions are formed in the left side and the right side of the bidirectional threaded column (16), a bevel gear II (17) is fixedly arranged at the left end of the bidirectional threaded column (16), the bevel gear II (17) is meshed with the bevel gear I (15), arc-shaped clamping pieces (18) are symmetrically connected in a threaded mode, the left side and right side of the arc-shaped clamping pieces (18) are connected with limiting rods (19) in a penetrating mode, and the limiting rods (19) are fixedly connected to the left and right side inner walls of the limiting rods;
the extension unit (2) comprises a first telescopic part (21), the right end of the arc-shaped part (10) is fixedly provided with a first telescopic part (21), the middle part of the front side of the arc-shaped part (10) is connected with a first connecting plate (22) in a sliding fit manner, the right end of the first connecting plate (22) is fixedly provided with a first telescopic connecting part (23), the first telescopic part (21) is connected with the first telescopic connecting part (23) in a sliding fit manner, the outer end of the front side of the first connecting plate (22) is connected with a first fixing part (24) in a sliding fit manner, the right end of the first fixing part (24) is fixedly provided with a second telescopic part (25), and the first telescopic connecting part (23) is connected with the second telescopic part (25) in a sliding fit manner;
the telescopic piece I (21) comprises a first limiting shell (211), the right end of the arc-shaped piece (10) is fixedly provided with a first limiting shell (211), the lower right end of the first limiting shell (211) is connected with a second limiting shell (212) in a sliding fit mode, the lower right end of the second limiting shell (212) is connected with a third limiting shell (213) in a sliding fit mode, the lower right end of the third limiting shell (213) is fixedly provided with a first telescopic abutting piece (214), the lower end surface of the first telescopic abutting piece (214) is fixedly provided with a first tight rubber (215), the lower ends of the first limiting shell (211), the second limiting shell (212) and the third limiting shell (213) are respectively provided with a first limiting guide groove (216), the first limiting guide grooves (216) are connected with a first clamping piece (217) in a sliding fit mode, a first positioning clamping piece (218) is clamped in the first limiting piece (217), a first telescopic control piece (219) is fixedly connected between the adjacent clamping pieces (217), and a balance spring (220) is fixedly connected in the first telescopic control piece (219);
a limiting guide groove II (241) is formed in the middle of the lower end face of the first fixing piece (24), a clamping piece II (242) is connected in the limiting guide groove II (241) in a sliding fit mode, a positioning clamping piece II (243) is clamped in the clamping piece II (242), telescopic connecting pieces II (244) are hinged between the adjacent clamping pieces II (242), a telescopic pressing piece II (245) is fixedly arranged at the lower end of the left side of the first fixing piece (24), and a tight rubber II (246) is fixedly arranged at the lower end face of the telescopic pressing piece II (245);
the positioning clamping piece I (218) is characterized in that a cylindrical groove is formed in the inner end of the positioning clamping piece I (218), anti-interference grooves are formed in the periphery of the positioning clamping piece I (218), arc-shaped abutting pieces (2181) are uniformly connected to the inner ends of the cylindrical grooves in a sliding connection mode, a plurality of elastic rubber strips (2182) are fixedly installed on the opposite end faces of the opposite arc-shaped abutting pieces (2181), the elastic rubber strips (2182) are linearly distributed along the inner walls of the cylindrical grooves, an extrusion spring (2183) is fixedly installed on the upper portion of the inner end of the cylindrical groove, an extrusion piece (2184) is fixedly installed at the lower end of the extrusion spring (2183), an extending piece (2185) is hinged to the upper end of the extrusion piece (2184), right-angle pieces (2186) are fixedly installed at the tail ends of the extending pieces (2185), control rods (2187) are uniformly hinged to one ends of the right-angle pieces (2186) close to the arc-shaped abutting pieces (2181), the control rods (2187) are rotatably connected with the arc-shaped abutting pieces (2181), and the arc-shaped abutting pieces (2181) extend into the cylindrical grooves.
2. The pre-buried bolt protection device for steel structure roof construction according to claim 1, wherein: the alignment piece (12) comprises an alignment plate body (121), the rear end and the left end of the arc-shaped piece (10) are fixedly provided with the alignment plate body (121), the alignment plate body (121) is close to one end downside of the arc-shaped piece (10) and fixedly provided with a positioning block (122), the middle part of the positioning block (122) is connected with a threaded supporting column (123) in a threaded connection mode, the upper end face of the threaded supporting column (123) is rotationally connected with a supporting piece (124), a telescopic column (125) is fixedly installed between the supporting piece (124) and the positioning block (122), suction cups (126) are uniformly and fixedly installed at the upper end of the supporting piece (124), the adjacent suction cups (126) are communicated with each other, a control threaded hole (127) is formed in the supporting piece (124), the control threaded hole (127) is communicated with the adjacent suction cups (126), and a threaded rubber plug (128) is connected in the control threaded hole (127) in a threaded connection mode.
3. The pre-buried bolt protection device for steel structure roof construction according to claim 1, wherein: the arc clamping piece (18) comprises an arc-shaped abutting plate (181), the bilateral symmetry of the bidirectional threaded column (16) is connected with the arc-shaped abutting plate (181) in a threaded connection mode, sponge abutting plates (182) are fixedly installed on opposite end faces of the arc-shaped abutting plate (181), abutting piece springs (183) are fixedly installed on opposite end faces of the arc-shaped abutting plate (181), conical abutting pieces (184) are fixedly installed at tail ends of the abutting piece springs (183), and a saw tooth groove (185) is formed in one end, far away from the abutting piece springs (183), of the conical abutting piece (184).
4. The pre-buried bolt protection device for steel structure roof construction according to claim 1, wherein: the novel sliding guide device is characterized in that first guide grooves (2111) are symmetrically formed in front of and behind the lower end faces of first limit shells (211) and second limit shells (212), first lubrication balls (2112) are uniformly connected to the inner end faces of the first guide grooves (2111) in a rolling mode, first guide sliding blocks (2113) are fixedly mounted on the front and rear of the upper end faces of second limit shells (212) and third limit shells (213), the first guide sliding blocks (2113) are connected with the first limit shells (211) in a sliding fit mode, the first guide sliding blocks (2113) are connected with the first guide grooves (2111) in a sliding fit mode, and lubrication columns (2114) are rotatably connected to the outer end faces of the first guide sliding blocks (2113) through pin shafts.
5. The pre-buried bolt protection device for steel structure roof construction according to claim 1, wherein: the structure of the telescopic piece II (25) is the same as that of the telescopic piece I (21), and smooth balls (221) are symmetrically and uniformly connected with the connecting plate I (22) and the telescopic connecting piece I (23) in a rolling mode.
6. The pre-buried bolt protection device for steel structure roof construction according to claim 1, wherein: the first telescopic pressing piece (214) comprises a first fixed plate (2141), the lower end of the rear side of the third limiting shell (213) is fixedly provided with the first fixed plate (2141), the lower end of the first fixed plate (2141) is connected with a first connecting piece (2142) in a sliding fit mode, the lower end of the first connecting piece (2142) is connected with a second fixed plate (2143) in a sliding fit mode, and a connecting spring (2144) is fixedly connected between the first fixed plate (2141) and the second fixed plate (2143).
7. The pre-buried bolt protection device for steel structure roof construction according to claim 1, wherein: the height of the first clamping piece (217) is gradually reduced from left to right, and the lower ends of all the first clamping pieces (217) are aligned.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210280352.1A CN114607158B (en) | 2022-03-22 | 2022-03-22 | Pre-buried bolt protector is used in steel construction roofing construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210280352.1A CN114607158B (en) | 2022-03-22 | 2022-03-22 | Pre-buried bolt protector is used in steel construction roofing construction |
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| Publication Number | Publication Date |
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| CN114607158A CN114607158A (en) | 2022-06-10 |
| CN114607158B true CN114607158B (en) | 2023-09-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210280352.1A Active CN114607158B (en) | 2022-03-22 | 2022-03-22 | Pre-buried bolt protector is used in steel construction roofing construction |
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| CN (1) | CN114607158B (en) |
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| JPH05141011A (en) * | 1991-08-08 | 1993-06-08 | Nippon Alum Co Ltd | Joint device for building |
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| CN211257337U (en) * | 2019-10-21 | 2020-08-14 | 中国建筑第二工程局有限公司 | A pre-buried bolt structure for in concrete |
| CN212129990U (en) * | 2020-04-14 | 2020-12-11 | 河北建设集团股份有限公司 | Construction preformed hole protector |
| CN112663981A (en) * | 2021-01-13 | 2021-04-16 | 张红章 | Safety device for construction |
| CN213367255U (en) * | 2020-10-26 | 2021-06-04 | 中建八局第四建设有限公司 | Protective device for exposed embedded threading pipe after floor slab pouring |
| CN113513070A (en) * | 2021-05-08 | 2021-10-19 | 汪丹 | Installation and construction method for cement culvert pipe of water conservancy and sewage engineering |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9200663B2 (en) * | 2011-08-26 | 2015-12-01 | Pride Construction Products, Llc | Projected bolt impact protection device |
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2022
- 2022-03-22 CN CN202210280352.1A patent/CN114607158B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05141011A (en) * | 1991-08-08 | 1993-06-08 | Nippon Alum Co Ltd | Joint device for building |
| CN109440809A (en) * | 2018-12-25 | 2019-03-08 | 合肥巍华钢结构有限公司 | A kind of Construction of Steel Structure pre-embedded bolt protective device |
| CN211257337U (en) * | 2019-10-21 | 2020-08-14 | 中国建筑第二工程局有限公司 | A pre-buried bolt structure for in concrete |
| CN212129990U (en) * | 2020-04-14 | 2020-12-11 | 河北建设集团股份有限公司 | Construction preformed hole protector |
| CN213367255U (en) * | 2020-10-26 | 2021-06-04 | 中建八局第四建设有限公司 | Protective device for exposed embedded threading pipe after floor slab pouring |
| CN112663981A (en) * | 2021-01-13 | 2021-04-16 | 张红章 | Safety device for construction |
| CN113513070A (en) * | 2021-05-08 | 2021-10-19 | 汪丹 | Installation and construction method for cement culvert pipe of water conservancy and sewage engineering |
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| Publication number | Publication date |
|---|---|
| CN114607158A (en) | 2022-06-10 |
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