CN210732291U - T roof beam template bottom nut screws up subassembly - Google Patents
T roof beam template bottom nut screws up subassembly Download PDFInfo
- Publication number
- CN210732291U CN210732291U CN201921011253.3U CN201921011253U CN210732291U CN 210732291 U CN210732291 U CN 210732291U CN 201921011253 U CN201921011253 U CN 201921011253U CN 210732291 U CN210732291 U CN 210732291U
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- dowel bar
- nut
- sleeve
- bottom nut
- tightening assembly
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Abstract
The utility model discloses a subassembly is screwed up to T roof beam template bottom nut, including having telescopic dowel steel of hexagon nut, being used for the support frame of dowel steel and be used for give the afterburning sleeve pipe of applied moment of torsion. The utility model discloses a subassembly is screwed up to T beam mold board bottom nut shifts the narrow and small station of inconvenient construction through the dowel steel and goes on the station of noninterference, provides sufficient tightening force through afterburning sleeve, guarantees to screw up the quality, improves the template bottom and wears the pedestal and screw up quality and efficiency of construction to the stay rod, guarantees good tightening force.
Description
Technical Field
The utility model relates to a template fixed mounting technical field, concretely relates to subassembly is screwed up to T roof beam template bottom nut.
Background
With the development of the basic construction of China, the bridge construction level of China is listed in the world top, and the prestressed T beam is widely applied to highway engineering. When the prestressed T-beam prefabrication construction process, the template bottom penetrates through the pedestal to screw up the pull screw, the pull screw is located below the template bottom and the wing plate template and is influenced by the vertical reinforcing channel steel on the template, the operation space is narrow and small, when the nut is screwed up by using the common nut sleeve in the nut screwing operation, the manual operation is inconvenient, the screwing force is poor, the installation efficiency is low, the outer part of the pull rod is longer for the common electric wrench, the common electric wrench cannot provide enough torque for screwing up the heavy nut, the nut is large in size and belongs to the heavy nut, the common electric wrench cannot be matched with the pull rod sleeve, and therefore the common electric wrench cannot be applied to nut screwing up at the bottom end of the T-beam template.
Therefore, for solving above problem, need a subassembly is screwed up to T roof beam template bottom nut, can provide sufficient moment of torsion and shift the narrow and small station of manual operation not of being convenient for to go on the station of noninterference, improve the template bottom and wear the pedestal and screw up quality and efficiency of construction to the screw rod of pulling, guarantee good tightening force.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at overcoming the defect among the prior art, provide T roof beam template bottom nut and screw up the subassembly, can provide sufficient moment of torsion and shift the narrow and small station that is not convenient for manual operation to and go on the station of noninterference, improve the template bottom and wear the pedestal to drawing screw rod tightening quality and efficiency of construction, guarantee good screwing up power.
The utility model discloses a subassembly is screwed up to T roof beam template bottom nut, including the dowel steel that has the hexagon nut sleeve, be used for supporting the support frame of dowel steel and be used for the dowel steel applys the afterburning sleeve pipe of moment of torsion.
Furthermore, one end of the dowel bar is fixedly connected with the hexagonal nut sleeve, and the other end of the dowel bar is fixedly connected with the rotating head for driving the dowel bar.
Furthermore, a reinforcing ring is arranged between the dowel bar and the hexagonal nut sleeve.
Furthermore, the rotating head comprises a rotating disk and a plurality of driving rods, the end surface of the rotating disk is vertically and fixedly connected with the dowel bar, the plurality of driving rods are circumferentially and fixedly arranged on the rotating disk, and the driving rods are perpendicular to the dowel bar.
Furthermore, the outer diameter of the driving rod is smaller than the inner diameter of the stress application sleeve, and the stress application sleeve can be sleeved on the driving rod to apply force to the driving rod.
Furthermore, the dowel bar is provided with two limiting rings near the rotating head section to form a limiting supporting section 16, and the limiting supporting section 16 is supported on the supporting frame.
Further, the distance between the two limiting rings is 6 cm.
Further, the support frame is a tripod structure formed by welding three steel bars, and the top of the support frame is provided with a support groove for supporting the limiting support section 16.
The utility model has the advantages that: the utility model discloses a subassembly is screwed up to T beam mold board bottom nut shifts the narrow and small station of inconvenient construction through the dowel steel and goes on the station of noninterference, provides sufficient tightening force through afterburning sleeve, guarantees to screw up the quality, improves the template bottom and wears the pedestal and screw up quality and efficiency of construction to the stay rod, guarantees good tightening force.
Drawings
The invention will be further described with reference to the following figures and examples:
fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the dowel bar of the present invention;
FIG. 3 is a schematic structural view of a dowel bar rotating head according to the present invention;
fig. 4 is a schematic view of the supporting frame of the present invention.
Detailed Description
Fig. 1 is the utility model discloses a schematic structural diagram, fig. 2 is the utility model discloses a dowel steel structure schematic diagram, fig. 3 is the utility model discloses a dowel steel rotary head structure schematic diagram, fig. 4 is the utility model discloses a support frame structure schematic diagram, as shown in the figure, T roof beam template bottom nut in this embodiment screws up the subassembly including the dowel steel 1 that has hexagonal nut sleeve 11, is used for supporting the support frame 2 of dowel steel 1 and be used for the thrust bar 1 applys the afterburning sleeve pipe 3 of moment of torsion.
In this embodiment, dowel bar 1 one end and hexagon nut sleeve 11 fixed connection, one end and drive dowel bar 1' S rotating head fixed connection, all are welded fastening connection between each part on dowel bar 1, and hexagon nut sleeve 11 adopts the S50 model for heavy hexagon nut to form a complete set with template bottom fastening nut M49.
In this embodiment, a reinforcing ring 12 is arranged between the dowel bar 1 and the hexagonal nut sleeve 11, the dowel bar 1 is reinforced by a common scaffold steel pipe DN40 with a wall thickness of 3.5mm, and the contact part of the length of 1.5m and the hexagonal nut sleeve 11 is reinforced by the reinforcing ring 12 with an inner diameter of 48.3mm, a wall thickness of 5mm and a length of 5 cm.
In this embodiment, the rotating head includes that the terminal surface with the perpendicular fixed connection's of dowel steel 1 rotary disk 13, a plurality of circumference are fixed set up in actuating lever 14 on rotary disk 13, actuating lever 14 with dowel steel 1 is perpendicular, rotary disk 13 adopts diameter 100mm, thickness 3cm cylinder steel material, and its terminal surface with dowel steel 1 welded fastening connects, evenly welds 6 HPB300 diameter 20mm reinforcing bars on the cylinder steel material wall, and length is 15cm and forms six actuating levers 14, as the effect position of afterburning sleeve pipe 3, afterburning sleeve pipe 3 mainly provides sufficient moment of torsion for the screwing up operation, makes template bottom fastening nut M49 can reach the screwing up power, mainly is ordinary scaffold DN40 steel pipe, and length is 1.5M.
In this embodiment, the outer diameter of the driving rod 14 is smaller than the inner diameter of the force sleeve 3, and the force sleeve 3 can be sleeved on the driving rod 14 to apply force to the driving rod 14.
In this embodiment, dowel steel 1 is being close to rotatory head segment sets up twice spacing ring 15 and forms spacing support section 16, spacing support section 16 support in on the support frame 2, avoid dowel steel 1 to produce when the effect and rock, guarantee that dowel steel 1 can transmit sufficient moment of torsion to on the template bottom fastening nut M49.
In this embodiment, the distance between the two limiting rings 15 is 6cm, and the limiting rings 15 are made of round steel with the diameter of 10mm, such as HPB300, and are annularly welded on the dowel bar 1.
In this embodiment, support frame 2 is the tripod structure that three steel bar welding formed, and the top has the support spacing support section 16's support groove 21, support frame 2 mainly provides the supporting role for dowel steel 1, makes dowel steel 1 rotate on support frame 2, and support frame 2 is formed by 3 HPB300 diameter 20mm steel bar welding, and central point terrain clearance is 20 cm.
Use the utility model discloses when operating, on the counter-pull screw rod with the backing plate after adopt earlier artifical to template bottom fastening nut to twist in advance and make template bottom fastening nut embolia the counter-pull screw rod, then lay support frame 2 and erect dowel steel 1, make hexagonal nut sleeve 11 entangle template bottom fastening nut, spacing support section 16 erects in support groove 21 of support frame 2, it puts in place to rotate driving lever 14 through the manual work and make the nut tentatively twist, adopt afterburning sleeve pipe 3 fastening again, entangle driving lever 14 with afterburning sleeve pipe 3 during the fastening and pull to screwing up template bottom fastening nut one side messenger's power, afterburning sleeve pipe 3 puts in place the next adjacent driving lever 14 of back cover, until template bottom fastening nut fastens and puts in place.
Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.
Claims (8)
1. The utility model provides a subassembly is screwed up to T roof beam template bottom nut which characterized in that: the device comprises a dowel bar with a hexagonal nut sleeve, a support frame for supporting the dowel bar and a stress application sleeve for applying torque to the dowel bar.
2. The T-beam form bottom nut tightening assembly of claim 1, wherein: one end of the dowel bar is fixedly connected with the hexagonal nut sleeve, and the other end of the dowel bar is fixedly connected with the rotating head driving the dowel bar.
3. The T-beam form bottom nut tightening assembly of claim 2, wherein: and a reinforcing ring is arranged between the dowel bar and the hexagonal nut sleeve.
4. The T-beam form bottom nut tightening assembly of claim 2, wherein: the rotating head comprises a rotating disk, a plurality of driving rods and a rotating head, wherein the end face of the rotating disk is fixedly connected with the dowel bar in a vertical mode, the plurality of driving rods are circumferentially and fixedly arranged on the rotating disk, and the driving rods are perpendicular to the dowel bar.
5. The T-beam template bottom end nut tightening assembly of claim 4, wherein: the outer diameter of the driving rod is smaller than the inner diameter of the stress application sleeve, and the stress application sleeve can be sleeved on the driving rod to apply force to the driving rod.
6. The T-beam form bottom nut tightening assembly of claim 2, wherein: the dowel bar is provided with two limiting rings near the rotating head to form a limiting support section 16, and the limiting support section 16 is supported on the support frame.
7. The T-beam form bottom nut tightening assembly of claim 6, wherein: the distance between the two limiting rings is 6 cm.
8. The T-beam form bottom nut tightening assembly of claim 6, wherein: the support frame is the tripod structure that three steel bar welding formed, and the top has the support groove that supports spacing support section 16.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921011253.3U CN210732291U (en) | 2019-07-01 | 2019-07-01 | T roof beam template bottom nut screws up subassembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921011253.3U CN210732291U (en) | 2019-07-01 | 2019-07-01 | T roof beam template bottom nut screws up subassembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210732291U true CN210732291U (en) | 2020-06-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921011253.3U Expired - Fee Related CN210732291U (en) | 2019-07-01 | 2019-07-01 | T roof beam template bottom nut screws up subassembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210732291U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113958349A (en) * | 2021-10-26 | 2022-01-21 | 天地科技股份有限公司 | Anchor rod pre-tightening auxiliary device |
-
2019
- 2019-07-01 CN CN201921011253.3U patent/CN210732291U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113958349A (en) * | 2021-10-26 | 2022-01-21 | 天地科技股份有限公司 | Anchor rod pre-tightening auxiliary device |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200612 Termination date: 20210701 |
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| CF01 | Termination of patent right due to non-payment of annual fee |