CN211815636U - Highway bridge prestressing force reeving machine - Google Patents
Highway bridge prestressing force reeving machine Download PDFInfo
- Publication number
- CN211815636U CN211815636U CN202020405404.XU CN202020405404U CN211815636U CN 211815636 U CN211815636 U CN 211815636U CN 202020405404 U CN202020405404 U CN 202020405404U CN 211815636 U CN211815636 U CN 211815636U
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- CN
- China
- Prior art keywords
- fixed frame
- frame body
- lower opening
- highway bridge
- roller
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a highway bridge prestressing force reeving machine, including the fixed frame body, be the frame structure in the fixed frame body vertical direction, the vertical both sides wall of fixed frame body is run through and is provided with the through-hole that corresponds to each other, the fixed frame body outer wall is installed the protection spring; supporting spring is installed to the internal bottom surface of fixed frame, the lower live-rollers is installed through the under shed frame in the supporting spring upper end, drive assembly is installed in the under shed frame outside, length adjustment pole is installed to the internal top surface of fixed frame, the live-rollers is installed to the length adjustment pole underrun through the upper shed frame. Has the advantages that: through the length adjustment of length adjustment pole, utilize supporting spring's elasticity simultaneously, can press from both sides tightly fixedly to the steel strand wires of different specifications through last live-rollers and lower live-rollers, can adapt to the steel strand wires of multiple specification and carry, and in transportation process, can protect and lead to the steel strand wires through protection spring.
Description
Technical Field
The utility model relates to a public road bridge roof beam field, concretely relates to public road bridge roof beam prestressing force reeving machine.
Background
In large-scale construction, a precast beam is an indispensable procedure, steel strand blanking and rope penetrating are the first procedure in prestress construction, a prestress rope penetrating machine can convey steel strands, the labor intensity is greatly reduced, the prestress steel strand rope penetrating machine is widely used for large-scale bridges, box girders and structures, is an ideal rope penetrating construction machine, and adopts a main tool for penetrating steel strands in a duct during prestress work for building the bridges and the large-scale structures.
Most of the existing reeving machines are only suitable for steel strands of the same specification and are difficult to adapt to the steel strands of various specifications, and meanwhile, when the steel strands are conveyed, friction between the steel strands and the reeving machines causes that the steel strands are seriously abraded and difficult to guide the steel strands.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a highway bridge prestressing force reeving machine just for solving above-mentioned problem, the utility model provides an among a great deal of technical scheme preferred technical scheme can adapt to the steel strand wires of multiple specification and carry, and in transportation process, can protect the technological effect of direction through protection spring to the steel strand wires, see the explanation below for details.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the utility model provides a prestressed cable penetrating machine for highway bridges, which comprises a fixed frame body, wherein the fixed frame body is of a frame structure in the vertical direction, through holes corresponding to each other are arranged on the two vertical side walls of the fixed frame body in a penetrating way, and the outer wall of the fixed frame body is provided with a protection spring corresponding to the through holes;
supporting spring is installed to the internal bottom surface of fixed frame, the bottom roll is installed down through the under shed frame in the supporting spring upper end, install in the under shed frame outside and be used for the drive the pivoted drive assembly of bottom roll down, length adjustment pole is installed to the internal top surface of fixed frame, length adjustment pole underrun the upper shed frame install with the last rotation roll that the bottom roll is corresponding down.
By adopting the pre-stressed cable penetrating machine for the highway bridge, the height of the length adjusting rod is adjusted, the length of the length adjusting rod is shortened, the distance between the upper rotating roller and the lower rotating roller is increased, a steel strand is penetrated into the fixed frame body through the protective spring and the fixed frame body, and penetrates between the upper rotating roller and the lower rotating roller, so that the steel strand penetrates out through the through hole at the other side and the protection spring, the height of the length adjusting rod is adjusted, and the length of the length adjusting rod is increased, the upper rotating roller moves downwards, the lower rotating roller can be pushed to move upwards by the elasticity of the supporting spring, through lower live-rollers with go up the live-rollers and press from both sides tightly the steel strand wires, through drive assembly drives lower live-rollers rotates to carry the steel strand wires.
Preferably, the length of the protection spring is greater than or equal to 6 cm and less than or equal to 10 cm, and the protection spring is welded on the outer wall of the fixed frame body.
As preferred, length adjustment pole includes a fixed section of thick bamboo, a fixed section of thick bamboo one end with fixed internal top surface of frame is connected, a fixed section of thick bamboo surface runs through and is provided with the spout, the fixed section of thick bamboo outside is rotated and is installed and rotate the cover, it is less than to rotate the cover bottom a fixed section of thick bamboo, and install the screw plate, the threaded rod is installed through the screw thread to the screw plate inside, stretch into on the threaded rod inside a fixed section of thick bamboo, and install the draw runner, the draw runner with spout sliding fit.
Preferably, the thread plate and the outer side of the rotating sleeve are provided with anti-skid threads.
Preferably, the lower opening frame is U-shaped, the sealing end of the lower opening frame is connected with the supporting spring, the lower opening frame is internally and rotatably provided with two lower rotating rollers, and the outer side of the lower opening frame is provided with the driving assembly for driving the two lower rotating rollers to synchronously rotate.
Preferably, the drive assembly comprises two chain wheels, the lower rotating roller is installed through a rotating shaft inside the lower opening frame, the outer ends of the two rotating shafts are installed on the chain wheels, the chain wheels are installed on the outer sides of the chain wheels in a transmission mode, and a rotating shaft is installed on the outer sides of the chain wheels in an eccentric mode.
Preferably, the number of the supporting springs is several, and the supporting springs are uniformly distributed on the bottom surface of the lower opening frame.
Preferably, the outer circular surfaces of the upper rotating roller and the lower rotating roller are concave surfaces.
Has the advantages that: through the length adjustment of length adjustment pole, utilize supporting spring's elasticity simultaneously, can press from both sides tightly fixedly to the steel strand wires of different specifications through last live-rollers and lower live-rollers, can adapt to the steel strand wires of multiple specification and carry, and in transportation process, can protect and lead to the steel strand wires through protection spring.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a front view of the present invention;
fig. 2 is a schematic view of the internal structure of the present invention;
fig. 3 is a left-side view of the internal structure of the present invention;
fig. 4 is an internal structure schematic diagram of the length adjustment rod of the present invention.
The reference numerals are explained below:
1. fixing the frame body; 101. a through hole; 2. a protection spring; 3. a length adjusting rod; 301. a fixed cylinder; 302. a slide bar; 303. a chute; 304. rotating the sleeve; 305. a thread plate; 306. a threaded rod; 4. a support spring; 5. an upper rotating roller; 501. an upper opening frame; 6. a lower turning roll; 601. a lower opening frame; 7. a drive assembly; 701. a sprocket; 702. a rotating shaft; 703. a drive chain.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-4, the utility model provides a pre-stress cable penetrating machine for highway bridges, which comprises a fixed frame body 1, wherein the fixed frame body 1 is in a frame structure in the vertical direction, through holes 101 corresponding to each other are arranged on two vertical side walls of the fixed frame body 1 in a penetrating way, and protection springs 2 corresponding to the through holes 101 are arranged on the outer wall of the fixed frame body 1;
supporting spring 4 is installed to the bottom surface in the fixed frame body 1, and supporting spring 4 installs lower rotating roll 6 in the upper end through under shed frame 601, and under shed frame 601 installs in the outside and is used for driving 6 pivoted drive assembly 7 of rotating roll down, and top surface mounting has length adjusting rod 3 in the fixed frame body 1, and length adjusting rod 3 underrun is gone up rotating roll 5 corresponding with lower rotating roll 6 in opening frame 501 is installed.
As optional implementation mode, the length of protection spring 2 is more than or equal to 6 centimetres less than or equal to 10 centimetres, and the welding of protection spring 2 is at fixed frame 1 outer wall, sets up like this, can protect the steel strand wires through protection spring 2, and fixes protection spring 2 through the welded form, and fixed effectual, protection spring 2 is more firm.
The length adjusting rod 3 comprises a fixed cylinder 301, one end of the fixed cylinder 301 is connected with the inner top surface of the fixed frame 1, a sliding groove 303 is arranged on the surface of the fixed cylinder 301 in a penetrating way, a rotating sleeve 304 is rotatably arranged on the outer side of the fixed cylinder 301, the bottom end of the rotating sleeve 304 is lower than that of the fixed cylinder 301 and is provided with a threaded plate 305, a threaded rod 306 is arranged in the threaded plate 305 through threads, the upper end of the threaded rod 306 extends into the fixed cylinder 301 and is provided with a sliding strip 302, and the sliding strip 302 is in sliding fit with the sliding groove 303, so that the length adjusting rod 3 is arranged, when the whole length is adjusted, the threaded plate 305 is rotated, the rotating sleeve 304 is rotatably arranged on the outer side of the rotating sleeve 304 and is in sliding fit with the sliding groove 303, the threaded rod 306 can be guided, after the threaded plate 305 is rotated, the threaded rod 306 is lifted in the threaded, the overall length of the length adjustment rod 3 is shortened.
The thread plate 305 and the outer side of the rotating sleeve 304 are provided with anti-slip threads, so that the thread plate 305 is convenient to rotate through the anti-slip threads.
Lower opening frame 601 is "U" shape, and the sealed end of lower opening frame 601 is connected with supporting spring 4, and two lower live rollers 6 are installed in the inside rotation of lower opening frame 601, and drive assembly 7 that is used for driving two synchronous rotations of live roller 6 is installed in the lower opening frame 601 outside, sets up like this, can make two synchronous rotations of live roller 6 under through drive assembly 7 to can carry the steel strand wires through the rotation of live roller 5 with lower live roller 6.
The driving component 7 comprises two chain wheels 701, the lower rotating roller 6 is installed inside the lower opening frame 601 through a rotating shaft, the chain wheels 701 are installed at the outer ends of the two rotating shafts, a transmission chain 703 is installed in the transmission mode on the outer side of the two chain wheels 701, a rotating shaft 702 is installed on the outer side of any chain wheel 701 in an eccentric mode, the rotating shaft 702 is arranged in the transmission mode, any chain wheel 701 can be driven to rotate through the rotating shaft 702, the two chain wheels 701 can rotate synchronously through the transmission chain 703, and therefore the two lower rotating rollers 6 are.
Supporting spring 4's quantity has a plurality of, and at bottom surface evenly distributed of under shed frame 601, sets up like this, can support under shed frame 601 through a plurality of supporting spring 4, and the support effect is good.
Go up the rotor roll 5 and be the concave surface with the outer disc of rotor roll 6 down, set up like this, because go up rotor roll 5 and be the concave surface with the outer disc of rotor roll 6 down, can press from both sides tightly and lead to the steel strand wires better through the concave surface.
Adopt above-mentioned structure, adjust the height of length adjustment pole 3, make the length of length adjustment pole 3 shorten, make the distance grow between last rotor roller 5 and the lower rotor roller 6, penetrate inside fixed frame body 1 through protection spring 2 and fixed frame body 1 with the steel strand wires, and pass between last rotor roller 5 and the lower rotor roller 6, make the steel strand wires wear out the steel strand wires through the through-hole 101 and the protection spring 2 of opposite side, adjust the height of length adjustment pole 3, make 3 length increases of length adjustment pole, go up rotor roller 5 and remove down, utilize supporting spring 4's elasticity, can promote lower rotor roller 6 rebound, press from both sides tightly the steel strand wires through lower rotor roller 6 and last rotor roller 5, rotor roller 6 rotates under driving assembly 7 drives, thereby carry the steel strand wires.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (8)
1. The utility model provides a highway bridge prestressing force reeving machine which characterized in that: the device comprises a fixed frame body (1), wherein the fixed frame body (1) is of a frame structure in the vertical direction, through holes (101) which correspond to each other are arranged on two vertical side walls of the fixed frame body (1) in a penetrating manner, and protection springs (2) which correspond to the through holes (101) are arranged on the outer wall of the fixed frame body (1);
supporting spring (4) are installed to the bottom surface in fixed frame body (1), supporting spring (4) upper end installs down rotation roller (6) through lower opening frame (601), install in lower opening frame (601) the outside and be used for the drive down rotation roller (6) pivoted drive assembly (7), length adjusting pole (3) are installed to the top surface in fixed frame body (1), length adjusting pole (3) underrun go up opening frame (501) install with rotation roller (5) are gone up to lower rotation roller (6) corresponding.
2. The pre-stressed cable penetrating machine for the highway bridge according to claim 1, wherein: the length of the protection spring (2) is more than or equal to 6 centimeters and less than or equal to 10 centimeters, and the protection spring (2) is welded on the outer wall of the fixed frame body (1).
3. The pre-stressed cable penetrating machine for the highway bridge according to claim 1, wherein: length adjustment pole (3) are including fixed section of thick bamboo (301), fixed section of thick bamboo (301) one end with top surface is connected in fixed frame body (1), fixed section of thick bamboo (301) surface runs through and is provided with spout (303), fixed section of thick bamboo (301) outside is rotated and is installed and rotate cover (304), it is less than to rotate cover (304) bottom fixed section of thick bamboo (301), and installs thread plate (305), threaded rod (306) are installed through the screw thread to thread plate (305) inside, threaded rod (306) upper end stretches into fixed section of thick bamboo (301) are inside, and install draw runner (302), draw runner (302) with spout (303) sliding fit.
4. The pre-stressed cable penetrating machine for the highway bridge according to claim 3, wherein: the outer sides of the thread plate (305) and the rotating sleeve (304) are provided with anti-skid threads.
5. The pre-stressed cable penetrating machine for the highway bridge according to claim 1, wherein: lower opening frame (601) are "U" shape, the sealed end of lower opening frame (601) with supporting spring (4) are connected, the inside rotation of lower opening frame (601) is installed two lower opening roller (6), install in the lower opening frame (601) outside and be used for driving two lower opening roller (6) synchronous rotation drive assembly (7).
6. The pre-stressed cable penetrating machine for the highway bridge according to claim 5, wherein: drive assembly (7) include two sprocket (701), lower live-rollers (6) are installed through the pivot inside lower opening frame (601), all install two pivot outer ends sprocket (701), two sprocket (701) outside transmission is installed and is driven chain (703), arbitrary sprocket (701) outside eccentric mounting has axis of rotation (702).
7. The pre-stressed cable penetrating machine for the highway bridge according to claim 5, wherein: the number of the supporting springs (4) is a plurality, and the supporting springs are uniformly distributed on the bottom surface of the lower opening frame (601).
8. The pre-stressed cable penetrating machine for the highway bridge according to claim 1, wherein: the outer circular surfaces of the upper rotating roller (5) and the lower rotating roller (6) are concave surfaces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020405404.XU CN211815636U (en) | 2020-03-26 | 2020-03-26 | Highway bridge prestressing force reeving machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020405404.XU CN211815636U (en) | 2020-03-26 | 2020-03-26 | Highway bridge prestressing force reeving machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211815636U true CN211815636U (en) | 2020-10-30 |
Family
ID=73149083
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020405404.XU Expired - Fee Related CN211815636U (en) | 2020-03-26 | 2020-03-26 | Highway bridge prestressing force reeving machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211815636U (en) |
-
2020
- 2020-03-26 CN CN202020405404.XU patent/CN211815636U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201030 |