CN209999445U - prestressed bar tensioning device for prestressed concrete structure production - Google Patents
prestressed bar tensioning device for prestressed concrete structure production Download PDFInfo
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- CN209999445U CN209999445U CN201920147710.5U CN201920147710U CN209999445U CN 209999445 U CN209999445 U CN 209999445U CN 201920147710 U CN201920147710 U CN 201920147710U CN 209999445 U CN209999445 U CN 209999445U
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Abstract
The utility model belongs to the technical field of prestressed concrete technique and specifically relates to a prestressing force muscle tensioning equipment for production of prestressed concrete structure for , including electric telescopic handle and connecting rod, the top side and the equal fixedly connected with fixed block of bottom side at both ends about electric telescopic handle, the fixedly connected with knee of fixed block, two ends of knee rotate and are connected with the eccentric wheel, are located left the loop bar that the right-hand member fixed connection of eccentric wheel has the level to set up is located the right side the left end fixedly connected with sleeve pipe of eccentric wheel, sheathed tube outside fixedly connected with link, the fixedly connected with spring of fixed block is located left the right-hand member fixedly connected with slider of spring, the utility model discloses in, through briquetting, spliced pole and eccentric wheel that set up, the simple and easy fixing device of realization to the reinforcing bar, make the tensile labour saving and time saving of reinforcing bar, avoid reinforcing bar centre gripping dynamics different and make the pretightning force different, make concrete structure.
Description
Technical Field
The utility model relates to a prestressed concrete technical field specifically is kinds of prestressing tendons tensioning equipment that are used for prestressed concrete structure production.
Background
The prestressed concrete is to compensate the phenomenon that the concrete cracks too early, precompresses are given to the concrete in advance before the member is used, namely in the tension area of the concrete, the reinforcing steel bar is tensioned by a manual force method, the tension area of the concrete is stressed in advance by utilizing the retraction force of the reinforcing steel bar, the stored precompresses firstly counteract the precompresses in the concrete in the tension area when the member bears the tension force generated by external load, then the concrete is tensioned along with the increase of the load, therefore, the demand of prestressed bar tensioning devices for producing prestressed concrete structures is increasing.
Most prestressing tendons tensioning equipment who exists lacks the simple and easy fixing device to the reinforcing bar on the existing market, it wastes time and energy to lead to the reinforcing bar tensile, the reinforcing bar centre gripping dynamics is different can make the reinforcing bar pretightning force different, finally make concrete structure loose, and traditional prestressing tendons tensioning equipment lacks the radial support to the reinforcing bar, the reinforcing bar breaks probably at tensile process inferior, the staff is injured by a crashing object easily to the reinforcing bar fracture, be unfavorable for building site's work safety, therefore, propose prestressing tendons tensioning equipment who is used for prestressed concrete structure production to above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a prestressing tendons tensioning equipment for prestressed concrete structure production of to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
prestressed reinforcement tensioning equipment for prestressed concrete structure production, including electric telescopic handle and connecting rod, the top side and the equal fixedly connected with fixed block in bottom side at both ends about electric telescopic handle, the end fixedly connected with bent lever of fixed block, the two ends of bent lever are rotated and are connected with the eccentric wheel, are located left the loop bar that the right-hand member fixed connection of eccentric wheel has the level to set up is located the right side the left end fixedly connected with sleeve pipe of eccentric wheel, sheathed tube outside fixedly connected with link, the end fixedly connected with spring of fixed block is located left the right-hand member fixedly connected with slider of spring is located the top side the bottom rotation of slider is connected with the pulley, the inboard sliding connection of fixed block has the briquetting that the level set up, the inboard sliding connection of connecting rod has the spliced pole, the end fixedly connected with locating plate of spliced pole, the outside top and the equal fixedly connected with second spring in bottom of connecting rod.
Preferably, the longitudinal section of the sleeve is arranged in a shape of Chinese character 'hui', the longitudinal section of the loop bar is arranged in a rectangular shape, and the inner side of the left end of the sleeve is in sliding connection with the outer side of the right end of the loop bar.
Preferably, the outer side of the eccentric wheel on the top side is in sliding connection with the top end of the pressing block on the top side.
Preferably, the outer side of the pulley is slidably connected with the outer side of the electric telescopic rod, and the axis of the th spring positioned on the top side is the same as the horizontal line.
Preferably, the inner side of the hanging ring is in sliding connection with the outer side of the connecting column, and the connecting rod is arranged in a half circular shape.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses in, through briquetting, spliced pole and the eccentric wheel that sets up, realize the simple and easy fixing device to the reinforcing bar, make the tensile labour saving and time saving of reinforcing bar, avoid reinforcing bar centre gripping dynamics different and make the reinforcing bar pretightning force different, make concrete structure inseparabler.
2. The utility model discloses in, realized radial support and protection to the reinforcing bar through spring, slider and the pulley that sets up, avoid the reinforcing bar of poor quality unexpected fracture and injure the staff by a crashing object at tensile in-process, be favorable to building site's work safety.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a right side view of the present invention;
fig. 3 is a schematic view of the installation structure of the loop bar of the present invention.
In the drawing, 1-electric telescopic rod, 2-fixed block, 3-curved rod, 4-eccentric wheel, 5-loop bar, 6-sleeve, 7-suspension loop, 8- th spring, 9-slide block, 10-pulley, 11-pressing block, 12-connecting column, 13-connecting rod, 14-positioning plate, 15-second spring.
Detailed Description
The technical solution in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of , but not all embodiments.
Referring to fig. 1-3, the present invention provides technical solutions:
prestressed reinforcement tensioning equipment for prestressed concrete structure production, including electric telescopic handle 1 and connecting rod 13, electric telescopic handle 1 controls the top side and the equal fixedly connected with fixed block 2 in bottom side at both ends, end fixedly connected with curved bar 3 of fixed block 2, two end rotations of curved bar 3 are connected with eccentric wheel 4, are located left the loop bar 5 that the right-hand member fixed connection of eccentric wheel 4 has the level to set up is located the right side the left end fixedly connected with sleeve pipe 6 of eccentric wheel 4, the outside fixedly connected with link 7 of sleeve pipe 6, the end fixedly connected with spring 8 of fixed block 2 is located left the right-hand member fixedly connected with slider 9 of spring 8 is located the top side the bottom rotation of slider 9 is connected with pulley 10, the inboard sliding connection of fixed block 2 has the briquetting 11 that the level set up, the inboard sliding connection of connecting rod 13 has spliced pole 12, the end fixedly connected with of spliced pole 12 has 14, the outside top and the equal fixedly connected with second spring 15 in bottom of connecting rod 13.
The rip section of sleeve pipe 6 is "back" style of calligraphy setting, and the rip section of loop bar 5 is the rectangle setting, the inboard right-hand member outside sliding connection with loop bar 5 of left end of sleeve pipe 6, this kind of being provided with do benefit to and be located the left and right sides eccentric wheel 4 rotates in step, is located the top side the outside of eccentric wheel 4 with be located the top side the top sliding connection of briquetting 11, this kind of setting is favorable to eccentric wheel 4 to rotate and compresses tightly briquetting 11, pulley 10's the outside and electric telescopic handle 1's outside sliding connection, the axis that is located the spring 8 on top side is for with water flat line, this kind of being provided with does benefit to stabilizing sliding block 9, the inboard of link 7 and the outside sliding connection of spliced pole 12, and connecting rod 13 are half ring form setting, and this kind is provided with and does benefit to stabilize link.
The model of the electric telescopic rod 1 is XYDHA 12-300.
The working process comprises the steps that a power supply is connected to a device before the device is used, when reinforcing steel bars are fixed, a hanging ring 7 is rotated backwards, a sleeve 6 and a sleeve rod 5 drive eccentric wheels 4 located on the left side and the right side to rotate, a bent rod 3 limits the eccentric wheels 4, the eccentric wheels 4 rotate to compress a pressing block 11, the pressing block 11 slides into a fixing block 2, the reinforcing steel bars are pressed by the other end of the pressing block 11, a positioning plate 14 located on the top side is pulled upwards, a second spring 15 located on the top side extends, a connecting column 12 located on the top side rises, the inner side of a connecting rod 13 is sleeved on the outer side of the hanging ring 7, the second spring 15 rebounds, the connecting column 12 is inserted into the hanging ring 7 in a sliding mode, the simple fixing device for the reinforcing steel bars is achieved, time and labor are saved, the reinforcing steel bars are stretched in a time and labor saving mode due to the fact that different clamping force of the reinforcing steel bars is avoided, the concrete structure is tight, the electric telescopic rod 1 is stretched when the reinforcing steel bars are stretched, the sleeve rod 5 slides relative to the sleeve 6, the spring 8 extends, the sliding block 9 drives a pulley 10 to slide outside the.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
- The prestressed rib tensioning device for prestressed concrete structure production comprises an electric telescopic rod (1) and a connecting rod (13), and is characterized in that the top sides and the bottom sides of the left end and the right end of the electric telescopic rod (1) are fixedly connected with fixed blocks (2), the end of each fixed block (2) is fixedly connected with a curved rod (3), the two ends of each curved rod (3) are rotatably connected with an eccentric wheel (4), the right end of each eccentric wheel (4) is fixedly connected with a sleeve rod (5) horizontally arranged, the left end of each eccentric wheel (4) is positioned on the right side, the left end of each eccentric wheel (4) is fixedly connected with a sleeve (6), the outer side of each sleeve (6) is fixedly connected with a hanging ring (7), the end of each fixed block (2) is fixedly connected with a spring (8), the left end of each spring (8) is fixedly connected with a sliding block (9), the top end of each sliding block (9) is rotatably connected with a pulley (10), the inner side of each fixed block (2) is connected with a pressing block (11) horizontally arranged, the inner side of each connecting rod (13) is slidably connected with a connecting block (12), and the outer side of each connecting rod (12) is fixedly.
- 2. The prestressed reinforcement tensioning device for prestressed concrete structure production of claim 1, wherein the longitudinal section of said sleeve (6) is "square" and the longitudinal section of said loop bar (5) is rectangular, the inner side of left end of said sleeve (6) is slidably connected with the outer side of right end of said loop bar (5).
- 3. prestressed reinforcement tensioning device for prestressed concrete structure production according to claim 1, characterized in that the outside of said eccentric wheel (4) on the top side is slidingly connected with the top end of said pressing block (11) on the top side.
- 4. prestressed reinforcement tensioning device for prestressed concrete structure production according to claim 1, characterized in that the outside of the pulley (10) is slidingly connected with the outside of the electric telescopic rod (1), and the axis of the th spring (8) on the top side is horizontal.
- 5. prestressed reinforcement tensioning device for prestressed concrete structure production according to claim 1, characterized in that the inner side of the suspension loop (7) is slidingly connected with the outer side of the connecting column (12), and the connecting rod (13) is arranged in a half circular ring shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920147710.5U CN209999445U (en) | 2019-01-29 | 2019-01-29 | prestressed bar tensioning device for prestressed concrete structure production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920147710.5U CN209999445U (en) | 2019-01-29 | 2019-01-29 | prestressed bar tensioning device for prestressed concrete structure production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209999445U true CN209999445U (en) | 2020-01-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920147710.5U Active CN209999445U (en) | 2019-01-29 | 2019-01-29 | prestressed bar tensioning device for prestressed concrete structure production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209999445U (en) |
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2019
- 2019-01-29 CN CN201920147710.5U patent/CN209999445U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Guangdong Yaoda Financial Leasing Co.,Ltd. Assignor: FOSHAN HUIJIANG CONCRETE CO.,LTD. Contract record no.: X2022980007303 Denomination of utility model: A prestressed tendon tensioning device for prestressed concrete structure production Granted publication date: 20200131 License type: Exclusive License Record date: 20220609 |
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| EE01 | Entry into force of recordation of patent licensing contract | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A prestressed tendon tensioning device for prestressed concrete structure production Effective date of registration: 20220613 Granted publication date: 20200131 Pledgee: Guangdong Yaoda Financial Leasing Co.,Ltd. Pledgor: FOSHAN HUIJIANG CONCRETE CO.,LTD. Registration number: Y2022980007542 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |