CN219967779U - Expansion bolt fastening device with self-adaptive size - Google Patents
Expansion bolt fastening device with self-adaptive size Download PDFInfo
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- CN219967779U CN219967779U CN202321312610.6U CN202321312610U CN219967779U CN 219967779 U CN219967779 U CN 219967779U CN 202321312610 U CN202321312610 U CN 202321312610U CN 219967779 U CN219967779 U CN 219967779U
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- sucker
- fastening
- rod piece
- rod
- fastening device
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- 241000252254 Catostomidae Species 0.000 claims description 10
- 238000007789 sealing Methods 0.000 claims description 10
- 229920001875 Ebonite Polymers 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 238000005452 bending Methods 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 4
- 230000000149 penetrating effect Effects 0.000 abstract 1
- 238000010276 construction Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 239000002344 surface layer Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 231100001261 hazardous Toxicity 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
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- Gripping Jigs, Holding Jigs, And Positioning Jigs (AREA)
Abstract
The utility model relates to an expansion bolt fastening device with self-adaptive size, and belongs to the technical field of building ceiling tools. The utility model provides an expansion bolt fastening device with self-adaptive size, which comprises a sucker group and a rod piece; the rod piece is a straight hollow pipe piece and the pipe wall is hollow, one end of the rod piece is connected with a fastening device, the other end of the rod piece is symmetrically provided with a sucker pushing handle and a fastening pushing handle by taking the rod piece as a symmetrical axis, and the sucker pushing handle and the fastening pushing handle are connected to the hollow part inside the rod piece by penetrating through the pipe wall of the rod piece. The utility model can adjust and adapt to expansion bolts with different sizes through the fastening push handle and the fastening device, and simultaneously can facilitate the alignment of workers with the installation position of the expansion bolts under the condition that the sucking disc group adsorbs the suspended ceiling, thereby improving the convenience.
Description
Technical Field
The utility model relates to an expansion bolt fastening device with self-adaptive size, and belongs to the technical field of building ceiling tools.
Background
In the building process, as factors influencing the consumption of the work materials in each sub-engineering are more, the sub-engineering must be further decomposed into sub-engineering according to different construction methods, different structures, different specifications and the like in order to calculate the engineering cost and the work material consumption conveniently; and the ceiling sub-project is generally divided into an integral surface layer ceiling, a plate surface layer ceiling and a lattice book ceiling.
In order to reduce potential safety hazards caused by the fact that workers set up the scaffold and improve working efficiency, expansion bolts are generally sleeved by expansion bolt fastening devices in the prior art, and then the expansion bolts are fixed by aligning with the construction points. However, the situation that the suspended ceiling is higher is often encountered in the actual construction process. For example, when the suspended ceiling reaches a height of more than three meters, it can be difficult for a constructor to align the expansion bolts using prior art devices; meanwhile, when expansion bolts with different specifications and sizes are required to be replaced, the whole device or the device connector is required to be replaced to be matched, and the expansion bolts with different sizes cannot be adapted to by one device, so that inconvenience in the construction process is caused, and engineering quality is difficult to ensure.
Similar to the case of ceiling expansion bolts, there are also downhole sidewall expansion bolts that are conventionally run downhole, but are inconvenient to operate in confined spaces and present safety hazards facing toxic and hazardous gases downhole. However, no device is currently found that can accommodate expansion bolts of different gauges and facilitate alignment.
Disclosure of Invention
In order to solve the problems, the utility model provides an expansion bolt fastening device with self-adaptive size, which comprises a sucker group and a rod piece;
the rod piece is a straight hollow pipe piece, the pipe wall is hollow, one end of the rod piece is connected with a fastening device, the other end of the rod piece is symmetrically provided with a sucker pushing handle and a fastening pushing handle by taking the rod piece as a symmetrical axis, and the sucker pushing handle and the fastening pushing handle are connected to the hollow part inside the rod piece through the pipe wall of the rod piece;
the fastening pushing hand is a hexagon bolt and comprises a hexagon head and a threaded screw rod, the screw rod is inserted into the pipe wall of the rod piece and is tightly matched with the pipe wall, a sliding groove and a sliding block arranged in the sliding groove are further arranged near the connecting position of the screw rod and the pipe wall of the rod piece, and the fastening pushing hand is connected with the sliding block; the fastening pushing hand can screw the screw rod into the pipe wall of the rod piece and the hollow part of the rod piece through the hexagonal head part; the side surface of the screw rod part of the fastening pushing hand can be connected with a sliding block, and the sliding block is driven to move by moving the fastening pushing hand;
the structure of the sucker pushing handle is identical with that of the fastening pushing handle, and a sliding groove and a sliding block which is arranged in the sliding groove and connected with the sucker pushing handle are also arranged near the connection part of the screw rod of the sucker pushing handle and the inner part of the pipe wall of the rod piece;
the fastening device is a sleeve with an opening, the wall of the sleeve is hollow, the sleeve comprises an outer surface of the sleeve and an inner surface of the sleeve, the inner surface of the sleeve is provided with a plurality of through line holes and clamping blocks corresponding to the through line holes, and each clamping block can be connected with a sliding block connected with the fastening push handle through the corresponding through line holes, the inner part of the wall of the sleeve and the inner part of the wall of the rod by a second traction line in sequence;
when the fastening pushing hand pushes the fastening device, all the second traction wires push each clamping block to move towards the inner direction of the sleeve, so that the expansion bolts are clamped, and the expansion bolts can be reasonably adjusted according to the actual sizes of the expansion bolts;
the sucker group comprises a hollow fastening ring, a plurality of hollow connecting rods connected with the fastening ring, and suckers arranged on the plurality of connecting rods, wherein the plurality of connecting rods are right-angle metal pipes after bending and can be arranged in the same direction; a groove facing the inside of the sucker is formed in the joint of each sucker and the connecting rod, a spring and a sealing cover connected with the spring are installed in the groove, and sucker holes communicated with the hollow part of the connecting rod are formed in the groove; the sealing cover can completely cover the groove and the sucker hole to prevent air from flowing into the sucker; the fastening ring is fixed on the rod piece;
each sealing cover is connected with a first traction wire, and the first traction wires can sequentially pass through the spring, the sucker hole, the hollow part of the connecting rod and the hollow part of the fastening ring and penetrate out of the opening of the fastening ring to be connected with the sliding block connected with the sucker pushing handle; the sucker pushing hand can also drive the sliding block to move, and the principle is completely the same as that of fastening the pushing hand to move the sliding block;
when the suspended ceiling needs to be adsorbed, the rod is held firstly to press a plurality of suckers of the sucker group to the surface of the suspended ceiling, then the sucker pushing hand is moved in the direction deviating from the sucker group, and all the first traction wires pull the sealing cover blocking grooves and the sucker holes to block air from flowing into the suckers, so that the external atmospheric pressure is larger than the internal atmospheric pressure of the suckers to realize the adsorption of the suckers;
the first traction wire is a soft wire, and the second traction wire is a hard wire.
In one embodiment of the utility model, the suction cups are three.
In one embodiment of the utility model, the hollow part of the rod piece is further provided with a stop block, and the stop block can separate the screw rod of the fastening pushing hand and the screw rod of the sucking disc pushing hand, so that the screw rod of the fastening pushing hand and the screw rod of the sucking disc pushing hand are prevented from collision interference.
In one embodiment of the present utility model, the hexagonal head of the fastening knob is further provided with a protruding knob, which can facilitate the hexagonal head to screw the screw into the pipe wall of the rod and the hollow portion of the rod.
In one embodiment of the utility model, a fastener is further installed at the connection part between the screw rod of the sucker pusher and the inner part of the pipe wall of the rod piece, so that the screw rod can be screwed into the pipe wall of the rod piece and the hollow part of the rod piece for further positioning, and the sliding block is positioned.
In one embodiment of the present utility model, the sleeve is a hexagonal sleeve having a hexagonal cross section; the number of the clamping blocks is five.
In one embodiment of the present utility model, preferably, the first traction wire is a soft rubber wire, and the second traction wire is a hard rubber wire.
Preferably, the user should hold a lever provided with a suction cup push handle and one end of the fastening push handle.
The utility model has the beneficial effects that:
1. the utility model can adjust and adapt to expansion bolts with different sizes through the fastening push handle and the fastening device, and simultaneously can facilitate the alignment of workers with the installation position of the expansion bolts under the condition that the sucking disc group adsorbs the suspended ceiling, thereby improving the convenience.
2. The expansion bolt and the alignment position are fastened by only holding the rod piece and pushing the fastening pushing hand and the sucking disc pushing hand, so that the expansion bolt is practical and convenient, and the potential safety hazard is reduced.
3. The utility model has the advantages of lower cost of each component, easy acquisition and convenient assembly.
4. The utility model separates the traction wires connected with the fastening pushing hands and the sucking disc pushing hands by the stop blocks, and the traction wires are mutually independent and do not interfere with each other.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present utility model.
Fig. 2 is a schematic structural diagram of a fastening handle and a sucker handle according to an embodiment of the present utility model.
FIG. 3 is a bottom view of the portion of the rod with the fastening knob and the suction cup knob attached in one embodiment of the utility model.
Fig. 4 is a schematic structural diagram of a suction cup set according to an embodiment of the present utility model.
Fig. 5 is a schematic structural view of a connection portion between a connection rod and a suction cup according to an embodiment of the present utility model.
Fig. 6 is a cross-sectional view of a fastening ring structure in one embodiment of the present utility model.
Fig. 7 is a schematic view of a fastening device according to an embodiment of the present utility model.
Fig. 8 is a schematic view of another structure of the fastening handle and the sucker handle according to an embodiment of the present utility model.
In the figure, 1: suction cup group, 2: rod piece, 3: fastening means, 4: fastening pushing hands, 5: sucking disc pushing hands;
1A: fastening ring, 1B: connecting rod, 1C: suction cup, 1D: first traction wire, 1E: groove, 1F: spring, 1G: capping, 1H: opening of fastening ring, 2A: stop block, 3A: sleeve, 3B: line hole, 3C: second traction wire, 3D: fixture block, 4A: slider, 4B: fastener, 4C: screw rod, 4D: hexagonal head, 4E: pushing hands.
Detailed Description
Example 1
As shown in fig. 1, the present utility model provides an expansion bolt fastening device of self-adaptive size, comprising a sucker set 1 and a rod piece 2;
the rod piece 2 is a straight hollow pipe piece, the pipe wall is hollow, the lower end of the rod piece 2 is connected with a fastening device, and the upper end of the rod piece 2 is symmetrically provided with a sucker pushing handle 5 and a fastening pushing handle 4 by taking the rod piece 2 as a symmetrical axis.
As shown in fig. 2, the suction cup pushing handle 5 and the fastening pushing handle 4 are both connected to the hollow portion inside the rod 2 through the wall of the rod 2 and blocked by the stopper 2A.
As shown in fig. 3, the fastening handle 4 is a hexagonal bolt, and comprises a hexagonal head 4D and a threaded screw 4C, the screw 4C is inserted into the pipe wall of the rod 2 and is tightly matched with the pipe wall, a sliding groove and a sliding block 4A installed in the sliding groove are further arranged near the connection position of the screw 4C and the pipe wall of the rod 2, the fastening handle 4 is connected with the sliding block 4A through a fastening piece 4B, and the hexagonal head 4D of the fastening handle 4 is further provided with a protruding handle piece 4E; the fastening pushing handle 4 can screw the screw rod 4C into the pipe wall of the rod piece 2 and the hollow part of the rod piece 2 through the hexagonal head 4D, the side surface of the screw rod 4C part of the fastening pushing handle 4 can be connected with the sliding block 4A, and the sliding block 4A is driven to move to a proper position and fixed by the fastening piece 4B through moving the fastening pushing handle 4.
As shown in fig. 7, the fastening device 3 is a sleeve 3A with an opening, and the wall of the sleeve is hollow, the sleeve 3A comprises a sleeve outer surface and a sleeve inner surface, and the sleeve inner surface is provided with five wire holes 3B and five corresponding clamping blocks 3D, because the inside of the wall of the sleeve 3A is communicated with the inside of the wall of the rod 2, each clamping block 3D can be sequentially connected with the sliding block 4A connected with the fastening pushing hand 4 through the corresponding wire holes 3B, the inside of the wall of the sleeve 3A, and the inside of the wall of the rod 2 by the second traction wire 3C.
As shown in fig. 4 and 5, the suction cup group 1 includes a hollow fastening ring 1A, a plurality of hollow connecting rods 1B connected to the fastening ring 1A, and suction cups 1C mounted on three connecting rods 1B, where the three connecting rods 1B are right-angle metal tubes bent by 90 degrees and can be arranged with the three suction cups facing upwards; a groove 1E facing the inside of the sucker 1C is formed in the joint of each sucker 1C and the connecting rod 1B, a spring 1F and a sealing cover 1G connected with the spring 1F are installed in the groove 1E, and a sucker hole communicated with the hollow part of the connecting rod 1B is formed in the groove 1E; the cover 1G can completely cover the groove 1E and the suction cup hole to prevent air from flowing into the suction cup 1C; the fastening ring 1A is fixed to the rod 2.
As shown in fig. 8, the structure of the sucker pushing handle 5 is identical to that of the fastening pushing handle 1, and a sliding groove and a sliding block which is installed in the sliding groove and connected with the sucker pushing handle 5 are also arranged near the connection part between the screw rod of the sucker pushing handle 5 and the inner part of the pipe wall of the rod piece.
Each sealing cover 1G is connected with a first traction wire 1D, and the first traction wires 1D can pass through the spring 1F, the sucker hole of the groove 1E, the hollow part of the connecting rod 1B, the hollow part of the fastening ring 1A and penetrate out of the opening 1H of the fastening ring to be connected with the sliding block connected with the sucker push handle 5 in sequence; the sucker pushing handle 5 can also drive the sliding block to move, and the principle is exactly the same as that of the fastening pushing handle 4 for moving the sliding block 4A.
The first traction wire 1D is a soft rubber wire, and the second traction wire 3C is a hard rubber wire.
The working principle of the utility model is as follows:
step one: installing an expansion bolt: holding the fastening pushing hands 4 to pull in a direction away from the fastening device 3, so that the second traction wire 3C drives each clamping block 3D to be abutted to a corresponding through wire hole 3B, clamping the expansion bolts between the five clamping blocks 3D, holding the fastening pushing hands 4 to push in the direction of the fastening device 3, rotating the hexagonal head 4D through the pushing hand piece 4E after the five clamping blocks 3D are clamped with the expansion bolts, screwing the screw 4C in, and then fixing the position by using the fastening piece 4B;
step two: adsorption suspended ceiling: firstly, holding the rod piece 2 to press a plurality of suckers 1C of the sucker set 1 to the vicinity of a position on the surface of a suspended ceiling where an expansion bolt needs to be installed, then moving the sucker push handle 5 to the direction deviating from the sucker set 1, and all the first traction wires 1D pull all the sealing covers 1G to block the grooves 1E and the sucker holes to block air from flowing into the suckers 1C, so that the external atmospheric pressure is larger than the internal atmospheric pressure of the suckers 1C to realize that the suckers 1C are adsorbed on the surface of the suspended ceiling; the screw rod of the sucker pushing handle 5 is screwed into the rod piece 2, and the fastener is locked so as to fix the positions of the sucker pushing handle 5 and the sliding block;
step three: holding the lower end of the rod member 2, aligning the mounting position of the expansion bolts and inserting the expansion bolts into the mounting;
step four: after the installation is completed, loosening the fasteners of the fastening push handle 4 and the sucker push handle 5, slowly screwing out the two screws from the rod piece 2, resetting and bouncing the opening cover 1G immediately after the springs 1F in the sucker group 1 are released, and separating the sucker 1C from the surface of the suspended ceiling; after the fastening device 3 is loosened, the expansion bolts with the next specification can be continuously clamped, and the steps are continuously carried out for installation.
While the utility model has been described with reference to the preferred embodiments, it is not limited thereto, and various changes and modifications can be made therein by those skilled in the art without departing from the spirit and scope of the utility model as defined in the appended claims.
Claims (8)
1. An expansion bolt fastening device with self-adaptive size is characterized by comprising a sucker group and a rod piece;
the rod piece is a straight hollow pipe piece, the pipe wall is hollow, one end of the rod piece is connected with a fastening device, the other end of the rod piece is symmetrically provided with a sucker pushing handle and a fastening pushing handle by taking the rod piece as a symmetrical axis, and the sucker pushing handle and the fastening pushing handle are connected to the hollow part inside the rod piece through the pipe wall of the rod piece;
the fastening pushing hand is a hexagon bolt and comprises a hexagon head and a threaded screw rod, the screw rod is inserted into the pipe wall of the rod piece and is tightly matched with the pipe wall, a sliding groove and a sliding block arranged in the sliding groove are further arranged near the connecting position of the screw rod and the pipe wall of the rod piece, and the fastening pushing hand is connected with the sliding block;
the structure of the sucker pushing handle is identical with that of the fastening pushing handle, and a sliding groove and a sliding block which is arranged in the sliding groove and connected with the sucker pushing handle are also arranged near the connection part of the screw rod of the sucker pushing handle and the inner part of the pipe wall of the rod piece;
the fastening device is a sleeve with an opening, the wall of the sleeve is hollow, the sleeve comprises an outer surface of the sleeve and an inner surface of the sleeve, the inner surface of the sleeve is provided with a plurality of through line holes and clamping blocks corresponding to the through line holes, and each clamping block can be connected with a sliding block connected with the fastening push handle through the corresponding through line holes, the inner part of the wall of the sleeve and the inner part of the wall of the rod by a second traction line in sequence;
the sucker group comprises a hollow fastening ring, a plurality of hollow connecting rods connected with the fastening ring, and suckers arranged on the plurality of connecting rods, wherein the plurality of connecting rods are right-angle metal pipes after bending and can be arranged in the same direction; a groove facing the inside of the sucker is formed in the joint of each sucker and the connecting rod, a spring and a sealing cover connected with the spring are installed in the groove, and sucker holes communicated with the hollow part of the connecting rod are formed in the groove; the sealing cover can completely shield the groove and the sucker hole to block air from flowing into the sucker; the fastening ring is fixed on the rod piece;
each sealing cover is connected with a first traction wire, and the first traction wires can sequentially pass through the spring, the sucker hole, the hollow part of the connecting rod and the hollow part of the fastening ring and penetrate out of the opening of the fastening ring to be connected with the sliding block connected with the sucker pushing handle;
the first traction wire is a soft wire, and the second traction wire is a hard wire.
2. An expansion bolt fastening device according to claim 1, wherein said suction cups are three.
3. The expansion bolt fastening device according to claim 1, wherein the hollow portion of the rod member is further provided with a stopper capable of separating the fastening knob from the screw of the suction cup knob.
4. The expansion bolt fastening device with self-adapting size according to claim 1, wherein a fastening piece is further installed at the connection part between the screw rod of the sucker pushing handle and the inner part of the pipe wall of the rod piece, so that the sliding block can be positioned.
5. The self-adaptive expansion bolt fastening device according to claim 1, wherein the hexagonal head of the fastening knob is further provided with a protruding knob member.
6. An expansion bolt fastening device according to claim 1, wherein the sleeve is a hexagonal sleeve having a hexagonal cross section.
7. The self-adaptive expansion bolt fastening device according to claim 6, wherein said fixture block has five blocks.
8. The self-adaptive-size expansion bolt fastening device according to claim 1, wherein the first traction wire is a soft rubber wire and the second traction wire is a hard rubber wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321312610.6U CN219967779U (en) | 2023-05-26 | 2023-05-26 | Expansion bolt fastening device with self-adaptive size |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321312610.6U CN219967779U (en) | 2023-05-26 | 2023-05-26 | Expansion bolt fastening device with self-adaptive size |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219967779U true CN219967779U (en) | 2023-11-07 |
Family
ID=88581242
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321312610.6U Active CN219967779U (en) | 2023-05-26 | 2023-05-26 | Expansion bolt fastening device with self-adaptive size |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219967779U (en) |
-
2023
- 2023-05-26 CN CN202321312610.6U patent/CN219967779U/en active Active
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