CN218813233U - Prestressed tensioning platform for construction - Google Patents

Abstract

The utility model discloses a prestressing force stretch-draw platform is used in construction, including being used for providing with the strutting arrangement who falls the footpoint and drive the even movement, be provided with the mobile device that is used for displacement about from top to bottom to confirm the operation position in the middle of the strutting arrangement, the strutting arrangement bottom is provided with joint support and cooperation sliding base device, base device one side is provided with rotates connects the bridge and is convenient for keep operation place horizontally connecting device. The prestressed tensioning platform for construction provided by the utility model has the advantages that the platform can be conveniently fixed on the inclined bridge wall through the design of the rotating plate inclined support whole body, and the application range of the platform is improved; through the design of fixing the sleeve by the fixing bolt, the platform is convenient to disassemble and assemble quickly, the operation time is saved, and meanwhile, the weight of the platform is reduced by using the sleeve, so that the platform is more economical; the motor and the electric hoist are used for driving the stretching device to move in three directions, so that the working range of the stretching device is enlarged, and the stretching device can adapt to different working requirements.

Description

Prestressed tensioning platform for construction

Technical Field

The utility model belongs to bridge construction prestressing force stretch-draw platform field especially relates to a prestressing force stretch-draw platform is used in construction.

Background

In bridge construction, prestress needs to be applied between bridge connections to ensure that reinforcing steel bars arranged in a bridge can be fully relaxed, so that the performance of the reinforcing steel bars can be fully exerted in work, the bridge arrangement is more reasonable, the built bridge is firmer, and the prestress needs to be applied on one side of the bridge, so that a special prestress tensioning platform needs to be built.

Chinese patent that the contrast application number is CN202221378189.4 discloses a case roof beam stiffening steel bar prestressing force stretch-draw platform, which comprises a bracket, the used lifting unit who is used for promoting the tensioner is hung at the support top, the support has a plurality of square frames along vertical direction of height gap connection, the square frame bearing has the used backing plate that is used for supporting the workman.

The disadvantages of the above patents are: the platform can not be fixed on the inclined bridge wall without the integral design of inclined support of the rotating plate, and the application range is limited.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a prestressing force tensioning platform is used in construction 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:

a prestressed tensioning platform for construction comprises a supporting device which is used for providing a foot-falling point and driving the supporting device to move uniformly, a moving device which is used for determining an operation position by moving up and down is arranged in the middle of the supporting device, a connecting support and matched sliding base device is arranged at the bottom of the supporting device, and a connecting device which is rotatably connected with a bridge and is convenient for keeping an operation field horizontal is arranged on one side of the base device; the base device comprises a second support, two first rotating blocks are symmetrically and rotatably arranged at the bottom of the second support, a first sleeve is fixedly arranged on one side of each first rotating block, and a plurality of first screw holes are uniformly formed in the first sleeve in a penetrating manner; the connecting device comprises a rotating plate, two second rotating blocks are symmetrically and rotatably arranged on one side of the rotating plate, a second sleeve is fixedly arranged on one side of each second rotating block, a plurality of second screw holes are uniformly formed in the second sleeve in a penetrating mode, and a plurality of fixing bolts are uniformly arranged on the second screw holes.

Further: the supporting device comprises a first support, a lead screw is rotatably arranged at the top of the first support, two optical bars are symmetrically arranged on two sides of the lead screw, a first motor is installed at one end of the lead screw, a moving frame is arranged between the lead screw and the optical bars, and a guide rail is fixedly arranged at the bottom of the moving frame.

Further: the mobile device comprises a mobile station, wherein four idler wheels are symmetrically arranged on the top of the mobile station in a rotating mode, a second motor is installed on one side of each idler wheel, an electric hoist is installed on the mobile station, and a tensioner is installed at the bottom of the electric hoist.

Further, the method comprises the following steps: the guide rail is T-shaped, and the guide rail and the moving frame are welded together.

Further, the method comprises the following steps: the first sleeve is made of Q235 steel materials, and the first sleeve is connected with the second sleeve in a sliding and inserting mode.

Further: the rotating plate is connected with the first bracket bearing.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the platform is conveniently fixed on the inclined bridge wall through the design of the inclined supporting whole of the rotating plate, so that the application range of the platform is enlarged;

2. through the design of fixing the sleeve by the fixing bolt, the platform is convenient to disassemble and assemble quickly, the operation time is saved, and meanwhile, the weight of the platform is reduced by using the sleeve, so that the platform is more economical;

3. the stretching device is driven to move in three directions by the motor and the electric hoist, so that the working range of the stretching device is enlarged, and different working requirements can be adapted.

Drawings

Fig. 1 is a schematic structural view of a prestressed tensioning platform for construction according to the present invention;

fig. 2 is a schematic structural view of a supporting device of a prestressed tensioning platform for construction according to the present invention;

fig. 3 is a schematic structural diagram of a moving device of a prestressed tensioning platform for construction according to the present invention;

fig. 4 is a schematic structural diagram of a base device of a prestressed tensioning platform for construction according to the present invention;

fig. 5 is a schematic structural diagram of a connecting device of a prestressed tensioning platform for construction.

In the reference symbols: 1. a support device; 101. a first bracket; 102. a lead screw; 103. a feed bar; 104. a first motor; 105. a movable frame; 106. a guide rail; 2. a mobile device; 201. a mobile station; 202. an electric hoist; 203. a roller; 204. a second motor; 205. a tensioner; 3. a base unit; 301. a second bracket; 302. a first rotating block; 303. a first sleeve; 304. a first screw hole; 4. a connecting device; 401. rotating the plate; 402. a second rotating block; 403. a second sleeve; 404. a second screw hole; 405. and fixing the bolt.

Detailed Description

The technical solutions 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 the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, a prestressed tension platform for construction includes a supporting device 1 for providing a foot-drop point and driving uniform movement, a moving device 2 for determining an operation position by vertical displacement is disposed in the middle of the supporting device 1, a connecting support and a sliding base device 3 is disposed at the bottom of the supporting device 1, and a connecting device 4 for rotatably connecting a bridge to maintain the operation site horizontal is disposed at one side of the base device 3.

In this embodiment: the supporting device 1 comprises a first support 101, a screw 102 is rotatably arranged at the top of the first support 101, two optical bars 103 are symmetrically arranged on two sides of the screw 102, a first motor 104 is arranged at one end of the screw 102, a moving frame 105 is arranged between the screw 102 and the optical bars 103, a guide rail 106 is fixedly arranged at the bottom of the moving frame 105, the guide rail 106 is T-shaped, the guide rail 106 and the moving frame 105 are welded together, the first support 101 supports the first motor 104 to drive the screw 102 to rotate, the moving frame 105 is driven to uniformly move along the optical bars 103, and a tensioning device 205 is driven to move back and forth;

in this embodiment: the moving device 2 comprises a moving platform 201, four rollers 203 are symmetrically and rotatably arranged on the top of the moving platform 201, a second motor 204 is arranged on one side of each roller 203, an electric hoist 202 is arranged on the moving platform 201, a tensioning device 205 is arranged at the bottom of the electric hoist 202, the moving platform 201 supports the second motor 204 to drive the rollers 203 to rotate and drive the moving platform 201 to move along the guide rail 106, so that the tensioning device 205 moves left and right, the moving platform 201 supports the electric hoist 202 to drive the tensioning device 205 to move up and down, the three-axis direction movement of the tensioning device 205 is completed through the steps, the working area of the tensioning device 205 is increased, and the tensioning device 205 performs prestress treatment on bridge reinforcing steel bars to complete a construction target;

in this embodiment: the base device 3 comprises a second support 301, two first rotating blocks 302 are symmetrically and rotatably arranged at the bottom of the second support 301, a first sleeve 303 is fixedly arranged on one side of each first rotating block 302, a plurality of first screw holes 304 are uniformly arranged on each first sleeve 303 in a penetrating manner, each first sleeve 303 is made of Q235 steel, each first sleeve 303 and each second sleeve 403 are connected in a sliding and inserting manner, the first sleeves 303 drive the first rotating blocks 302 to rotate around the second support 301, and the second support 301 is kept horizontal while the rotating plates 401 are attached to the inclined wall of the bridge;

in this embodiment: the connecting device 4 comprises a rotating plate 401, two second rotating blocks 402 are symmetrically and rotatably installed on one side of the rotating plate 401, a second sleeve 403 is fixedly arranged on one side of each second rotating block 402, a plurality of second screw holes 404 are uniformly formed in each second sleeve 403 in a penetrating mode, a plurality of fixing bolts 405 are uniformly arranged on each second screw hole 404, the rotating plate 401 is in bearing connection with the first support 101, when a bridge with an inclined wall is constructed, the first support 101 supports the rotating plate 401 to rotate the inclined wall at an inclined angle, the rotating plate 401 drives the second rotating blocks 402 to rotate, the second rotating blocks 402 drive the second sleeves 403 to slide along the first sleeves 303, the fixing bolts 405 are screwed between the first screw holes 304 and the second screw holes 404 which are overlapped, the first sleeves 303 and the second sleeves 403 are fixed, the rotating plate 401 is fixed on the inclined wall of the bridge, the rotating plate 401 supports the whole weight, and the construction work of the platform on the inclined wall bridge is completed.

The working principle is as follows: when a bridge with an inclined wall is constructed, the first support 101 supports the rotating plate 401 to rotate the inclined wall at an inclined angle, the rotating plate 401 drives the second rotating block 402 to rotate, the second rotating block 402 drives the second sleeve 403 to slide along the first sleeve 303, meanwhile, the first sleeve 303 drives the first rotating block 302 to rotate around the second support 301, so that the rotating plate 401 is attached to the inclined wall of the bridge, the second support 301 is kept horizontal, the fixing bolt 405 is screwed between the first screw hole 304 and the second screw hole 404 which are overlapped, the first sleeve 303 and the second sleeve 403 are fixed, the rotating plate 401 is fixed on the inclined wall of the bridge, at the moment, the rotating plate 401 supports the whole weight, the construction work of the platform on the inclined wall bridge is completed, the first support 101 supports the first motor 104 to drive the screw rod 102 to rotate, the moving frame 105 is driven to uniformly move along the optical lever 103 to drive the tensioning device 205 to move back and forth, the moving table 204 supports the roller 203 to rotate, the moving table 201 is driven to move along the guide rail 106 to move left and right, the tensioning device 205, the moving table 201 drives the tensioning device 202 to move, the tensioning device 205 to increase the stress of the tensioning device 205, and the reinforcing steel bar is completed.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various 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 (6)

1. The utility model provides a prestressing force tensioning platform for construction, is including being used for providing with the strutting arrangement (1) that the foot point and drive even removal, be provided with in the middle of strutting arrangement (1) and be used for displacement from top to bottom to confirm mobile device (2) of operation position, strutting arrangement (1) bottom is provided with joint support and cooperation sliding base device (3), its characterized in that: a connecting device (4) which is rotatably connected with the bridge and is convenient for keeping the operation field horizontal is arranged on one side of the base device (3);

the base device (3) comprises a second support (301), two first rotating blocks (302) are symmetrically and rotatably arranged at the bottom of the second support (301), a first sleeve (303) is fixedly arranged on one side of each first rotating block (302), and a plurality of first screw holes (304) are uniformly arranged on the first sleeve (303) in a penetrating manner;

connecting device (4) are including changeing board (401), change board (401) one side symmetry and rotate and install two rotatory pieces of second (402), the fixed second sleeve (403) that is provided with in second rotatory piece (402) one side, evenly link up on second sleeve (403) and be provided with a plurality of second screw (404), evenly be provided with a plurality of fixing bolt (405) on second screw (404).

2. The prestressed tension platform for construction as claimed in claim 1, wherein: the supporting device (1) comprises a first support (101), a lead screw (102) is rotatably arranged at the top of the first support (101), two optical bars (103) are symmetrically arranged on two sides of the lead screw (102), a first motor (104) is installed at one end of the lead screw (102), a moving frame (105) is arranged between the lead screw (102) and the optical bars (103), and a guide rail (106) is fixedly arranged at the bottom of the moving frame (105).

3. The prestressed tension platform for construction as claimed in claim 1, wherein: mobile device (2) are including mobile station (201), mobile station (201) top symmetry is rotated and is provided with four gyro wheels (203), second motor (204) are installed to gyro wheel (203) one side, electric hoist (202) are installed in mobile station (201), stretch-draw ware (205) are installed to electric hoist (202) bottom.

4. The prestressed tension platform for construction as claimed in claim 2, wherein: the guide rail (106) is T-shaped, and the guide rail (106) and the moving frame (105) are welded together.

5. The prestressed tension platform for construction as claimed in claim 1, wherein: the first sleeve (303) is made of Q235 steel materials, and the first sleeve (303) is connected with the second sleeve (403) in a sliding and inserting mode.

6. The prestressed tension platform for construction as claimed in claim 2, wherein: the rotating plate (401) is in bearing connection with the first support (101).

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