CN214657180U - Fastening device for sunk steel column base bolt - Google Patents
Fastening device for sunk steel column base bolt Download PDFInfo
- Publication number
- CN214657180U CN214657180U CN202120096674.1U CN202120096674U CN214657180U CN 214657180 U CN214657180 U CN 214657180U CN 202120096674 U CN202120096674 U CN 202120096674U CN 214657180 U CN214657180 U CN 214657180U
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- transmission rod
- steel column
- rod
- column base
- bolt
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Abstract
The utility model discloses a fastening device for a sunk steel column base bolt, which comprises an elastic fixing component, a torque rod (5), a transmission rod (6) and a bolt fastening sleeve (7); the elastic fixing component is rotatably arranged at the upper end of the transmission rod, the elastic fixing component is sleeved on the sunken steel column base, and the transmission rod is longitudinally arranged on the side part of the sunken steel column base and can rotate relative to the elastic fixing component; the bolt fastening sleeve is coaxially arranged at the lower end of the transmission rod and synchronously rotates with the transmission rod, and the bolt fastening sleeve is inserted into the steel bar net piece through the transmission rod; the torque rod is rotatably arranged on the transmission rod and can rotate synchronously with the transmission rod, and the torque rod is positioned above the reinforcing mesh. The utility model discloses can realize the fastening operation of the inside formula of sinking steel column base bolt of reinforcing bar net piece through the dowel steel in reinforcing bar net piece top, improve the efficiency of construction, reduce constructor and get into the inside danger of reinforcing bar net piece, greatly reduced economic cost and time cost when convenient high-efficient construction.
Description
Technical Field
The utility model relates to a building engineering construction tool especially relates to a fastener of formula of sinking steel column base bolt.
Background
Along with the increase of the utilization rate of steel structure buildings in China, more and more foundation bolts are used for connecting the steel structure column base and concrete, and the stiff steel column base of the traditional engineering can be directly fastened by adopting a common wrench in the prior art. At present, the application of the steel column base of sinking formula in the building structure is more and more, the steel column base of sinking formula sinks to the inside of reinforcing bar net piece, its steel column base bolt also is located the reinforcing bar net piece, receive the influence of the vertical post reinforcing bar in steel column base outside and outside concreting, the space that can supply steel column base bolt fastening operation in the reinforcing bar net piece is very limited, prior art's spanner length is longer, can't satisfy the fastening operation demand of the steel column base bolt of sinking formula, personnel are if entering into inside the construction of reinforcing bar net piece, there is great potential safety hazard.
Disclosure of Invention
The utility model aims to provide a fastening device of a sunk steel column base bolt, which can realize the fastening operation of the sunk steel column base bolt inside a steel bar net sheet through a dowel bar above the steel bar net sheet and solve the problem that the fastening bolt at the bottom of the sunk steel column base is limited by a narrow operation space and can not be fastened; meanwhile, the construction efficiency can be improved, the danger that constructors enter the interior of the reinforcing mesh is reduced, and the economic cost and the time cost are greatly reduced while the construction is convenient and efficient.
The utility model discloses a realize like this:
a fastening device for a bolt of a column foot of a sunken steel column comprises an elastic fixing component, a torque rod, a transmission rod and a bolt fastening sleeve; the elastic fixing component is rotatably arranged at the upper end of the transmission rod and is sleeved on the sunken steel column base in a matching manner, so that the transmission rod is longitudinally arranged on the side part of the sunken steel column base and can rotate relative to the elastic fixing component; the bolt fastening sleeve is coaxially arranged at the lower end of the transmission rod and synchronously rotates with the transmission rod, and the bolt fastening sleeve is inserted into the reinforcing mesh sheet through the transmission rod; the torque rod is rotatably arranged on the transmission rod and can rotate synchronously with the transmission rod, and the torque rod is positioned above the reinforcing mesh.
The elastic fixing component comprises an elastic lantern ring, a triangular bracket and a bidirectional bearing; the triangular support is of a V-shaped structure with one end opened and the other end closed, and the two opened ends of the triangular support can be rotatably opened and closed; the two ends of the opening of the triangular support are respectively connected to an elastic lantern ring with an annular structure, so that the elastic lantern ring is tightly sleeved on the sunken steel column base; the closed end of the triangular bracket is arranged at the upper end of the transmission rod through the bidirectional bearing, so that the triangular bracket can rotate relative to the transmission rod through the bidirectional bearing.
The elastic lantern ring is a nylon bandage.
The triangular support is perpendicular to the transmission rod and located between the transmission rod and the sunken steel column base.
One end of the torque rod is forked into a Y-shaped structure, and two forked ends of the torque rod are respectively connected to the middle part or the upper part of the transmission rod through one-way bearings, so that the torque rod can rotate relative to the transmission rod or synchronously rotate with the transmission rod through the one-way bearings.
The moment rod is perpendicular to the transmission rod and is positioned on the outer side of the transmission rod.
Compared with the prior art, the utility model, following beneficial effect has:
1. the utility model discloses a dowel steel drives the telescopic rotation of bolt-up to make the bolt-up sleeve realize the fastening operation to the formula of sinking steel column base bolt, the moment pole is located the top of reinforcing bar net piece, does not receive the restriction of reinforcing bar net piece internal operation space, also need not that operating personnel gets into the inside operation that carries out of reinforcing bar net piece, and the operation flow is more convenient, safety.
2. The utility model discloses owing to be equipped with one-way bearing, enable the transfer line and moment pole and can keep synchronous the rotation in a direction, and keep rotating relatively in another direction to realize that moment pole can drive the transfer line all the time and rotate until screwing sunken formula steel column base bolt to same direction, the rotation easy operation of moment pole, swift, laborsaving.
3. The utility model discloses owing to be equipped with the elastic fixation subassembly, enable the A-frame and keep the motionless of transfer line when rotating the regulation, also can keep the steady motionless of A-frame when the transfer line rotates, can provide better stability and limiting displacement for the transfer line top.
4. The utility model is simple in operation, it is light and handy nimble, safe high-efficient, when having improved construction quality, practiced thrift economic cost and time cost greatly.
Drawings
Fig. 1 is a perspective view of a fastening device for a sunk steel column base bolt of the present invention;
fig. 2 is a front view of the fastening device of the sunk steel column base bolt of the utility model;
fig. 3 is a side view of the fastening device of the sunk steel column base bolt of the invention;
fig. 4 is a top view of the fastening device of the sunk steel column base bolt of the present invention.
In the figure, 1 elastic lantern ring, 2 triangular supports, 3 two-way bearings, 4 one-way bearings, 5 torque rods, 6 transmission rods and 7 bolt fastening sleeves.
Detailed Description
The invention will be further explained with reference to the drawings and the specific embodiments.
Referring to fig. 1 to 4, a fastening device for a sunk steel column base bolt comprises an elastic fixing component, a torque rod 5, a transmission rod 6 and a bolt fastening sleeve 7; the elastic fixing component is rotatably arranged at the upper end of the transmission rod 6 and is sleeved on the sunken steel column base in a matching manner, so that the transmission rod 6 is longitudinally arranged on the side part of the sunken steel column base and can rotate relative to the elastic fixing component; the bolt fastening sleeve 7 is coaxially arranged at the lower end of the transmission rod 6 and synchronously rotates with the transmission rod 6, and the bolt fastening sleeve 7 is inserted into the reinforcing mesh sheet through the transmission rod 6; the torque rod 5 can be rotatably arranged on the transmission rod 6 and can rotate synchronously with the transmission rod 6, and the torque rod 5 is positioned above the steel bar net piece. The utility model discloses a unidirectional rotation of moment pole 5 drives transfer line 6 and rotates in step to make bolt-up sleeve 7 screw sunken steel column base bolt in step pivoted.
The elastic fixing component comprises an elastic lantern ring 1, a triangular bracket 2 and a bidirectional bearing 3; the triangular support 2 is of a V-shaped structure with one end opened and the other end closed, and two ends of the opening of the triangular support 2 can be rotatably opened and closed; the two ends of the opening of the triangular support 2 are respectively connected to an elastic lantern ring 1 with an annular structure, so that the elastic lantern ring 1 is tightly sleeved on the sunken steel column base; the closed end of the triangular bracket 2 is arranged at the upper end of the transmission rod 6 through the bidirectional bearing 3, so that the triangular bracket 2 can rotate relative to the transmission rod 6 through the bidirectional bearing 3. The elasticity of the elastic sleeve ring 1 is controlled by adjusting the rotating opening and closing angle of the triangular bracket 2, so that the transmission rod 6 is adapted to the sunken steel column base with different sizes, is stably arranged beside the sunken steel column base and is also kept stable in the rotating process.
Preferably, the elastic lantern ring 1 can adopt a nylon bandage, has good elasticity, can be tightly sleeved on the sunken steel column, and is convenient to disassemble and assemble. The nylon bandage may be an annular structure with or without openings. If the nylon bandage is provided with an opening, two ends of the opening of the triangular support 2 are connected with two ends of the opening of the nylon bandage; if the nylon bandage is not provided with an opening, the two ends of the opening of the triangular support 2 are connected to the outer wall of the nylon bandage.
The triangular support 2 is perpendicular to the transmission rod 6, and the triangular support 2 is located between the transmission rod 6 and the sunken steel column base, namely the inner side of the transmission rod 6. The triangular support 2 is horizontally arranged on the inner side of the transmission rod 6, so that the sleeving stability of the elastic lantern ring 1 can be ensured, the transmission rod 6 can be kept to be positioned in the vertical direction and stably rotate, and the upper end of the transmission rod 6 is effectively limited.
One end of the torque rod 5 is forked into a Y-shaped structure, and two forked ends of the torque rod 5 are respectively connected to the middle part or the upper part of the transmission rod 6 through the one-way bearing 4, so that the torque rod 5 can rotate relative to the transmission rod 6 through the one-way bearing 4 or synchronously rotate with the transmission rod 6. The Y-shaped structure can increase the contact area between the torque rod 5 and the transmission rod 6, thereby ensuring the synchronism of the unidirectional synchronous rotation of the torque rod 5 and the transmission rod 6 and reducing the stress damage of the torque rod 5.
The moment rod 5 is perpendicular to the transmission rod 6, and the moment rod 5 is positioned outside the transmission rod 6. The vertical arrangement of the moment rod 5 ensures the full use of the moment rod 5, thereby minimizing the force applied to the moment rod 5 and reducing the workload.
The utility model discloses a use method is:
according to the type of the sunk steel column base bolt required to be fastened, the type of the bolt fastening sleeve 7 matched with the sunk steel column base bolt is selected and installed at the lower end of the transmission rod 6, the bolt fastening sleeve 7 and the transmission rod 6 can be connected and fixed in a detachable mode such as a bolt mode, and the bolt fastening sleeve 7 is more convenient to detach and replace on the basis of ensuring that the bolt fastening sleeve 7 and the transmission rod 6 rotate synchronously.
When the device is used, the lower part of the transmission rod 6 and the bolt fastening sleeve 7 are inserted into the reinforcing mesh, so that the bolt fastening sleeve 7 is sleeved on a sunken steel column base bolt to be fastened in a matched mode; then the elastic lantern ring 1 is sleeved on the outer wall of the sinking type steel column base, and the opening sizes of the two ends of the opening are adjusted through the rotation of the triangular support 2, so that the elastic lantern ring 1 is loosened or tensioned, and is tightly attached to the outer wall of the sinking type steel column base and does not fall off; after the triangular support 2 is adjusted in place, the triangular support can be locked through bolts and the like to prevent the triangular support from accidentally rotating, so that the transmission rod 6 is vertically arranged at the side of the sunken steel column base. The outer end of the torque rod 5 is held by hand, the transmission rod 6 is driven to rotate unidirectionally and synchronously through the rotation of the torque rod 5 above the reinforcing mesh, the transmission rod 6 rotates, meanwhile, the bolt fastening sleeve 7 which rotates synchronously is utilized to fasten the sunken steel column base bolt, and after the operation is finished, the lower part of the transmission rod 6 and the bolt fastening sleeve 7 are pulled out.
Due to the arrangement of the bidirectional bearing 3, the triangular bracket 2 can be kept stable when the transmission rod 6 rotates, and the triangular bracket 2 can also be kept immovable when the transmission rod 6 is adjusted in a rotating mode. Due to the arrangement of the one-way bearing 4, the transmission rod 6 and the torque rod 5 can synchronously rotate in one direction and relatively rotate in the other direction, so that the torque rod 5 always drives the transmission rod 6 to rotate in the same direction until the sunk steel column base bolt is screwed. If the sunk steel column base bolt needs to be disassembled, the unidirectional bearing 4 capable of rotating in the opposite direction is adopted, and the details are not repeated.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and should not be taken as limiting the scope of the present invention, therefore, any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention should be included in the scope of the present invention.
Claims (6)
1. The utility model provides a fastener of formula of sinking steel column base bolt, characterized by: comprises an elastic fixing component, a moment rod (5), a transmission rod (6) and a bolt fastening sleeve (7); the elastic fixing component is rotatably arranged at the upper end of the transmission rod (6) and is sleeved on the sunken steel column base in a matching manner, so that the transmission rod (6) is longitudinally arranged on the side part of the sunken steel column base and can rotate relative to the elastic fixing component; the bolt fastening sleeve (7) is coaxially arranged at the lower end of the transmission rod (6) and synchronously rotates with the transmission rod (6), and the bolt fastening sleeve (7) is inserted into the reinforcing mesh sheet through the transmission rod (6); the moment rod (5) is rotatably arranged on the transmission rod (6) and can synchronously rotate with the transmission rod (6), and the moment rod (5) is positioned above the steel bar net piece.
2. The device for fastening a sunk steel column socle bolt according to claim 1, which is characterized in that: the elastic fixing component comprises an elastic lantern ring (1), a triangular support (2) and a bidirectional bearing (3); the triangular support (2) is of a V-shaped structure with one end opened and the other end closed, and the two opened ends of the triangular support (2) can be rotationally opened and closed; the two ends of the opening of the triangular support (2) are respectively connected to an elastic lantern ring (1) with an annular structure, so that the elastic lantern ring (1) is tightly sleeved on the sunken steel column base; the closed end of the triangular support (2) is arranged at the upper end of the transmission rod (6) through the bidirectional bearing (3), so that the triangular support (2) can rotate relative to the transmission rod (6) through the bidirectional bearing (3).
3. The device for fastening the sunk steel column socle bolt according to claim 2, which is characterized in that: the elastic lantern ring (1) is a nylon bandage.
4. The device for fastening the sunk steel column socle bolt according to claim 2, which is characterized in that: the triangular support (2) is perpendicular to the transmission rod (6), and the triangular support (2) is located between the transmission rod (6) and the sunken steel column base.
5. The device for fastening a sunk steel column socle bolt according to claim 1, which is characterized in that: one end of the torque rod (5) is forked into a Y-shaped structure, and two forked ends of the torque rod (5) are connected to the middle or upper part of the transmission rod (6) through the one-way bearing (4) respectively, so that the torque rod (5) can rotate relative to the transmission rod (6) through the one-way bearing (4) or synchronously rotate with the transmission rod (6).
6. The device for fastening a sunk steel column socle bolt according to claim 1 or 5, wherein: the moment rod (5) is perpendicular to the transmission rod (6), and the moment rod (5) is located on the outer side of the transmission rod (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120096674.1U CN214657180U (en) | 2021-01-14 | 2021-01-14 | Fastening device for sunk steel column base bolt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120096674.1U CN214657180U (en) | 2021-01-14 | 2021-01-14 | Fastening device for sunk steel column base bolt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214657180U true CN214657180U (en) | 2021-11-09 |
Family
ID=78515600
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120096674.1U Active CN214657180U (en) | 2021-01-14 | 2021-01-14 | Fastening device for sunk steel column base bolt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214657180U (en) |
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2021
- 2021-01-14 CN CN202120096674.1U patent/CN214657180U/en active Active
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