CN215210595U - Movable tensioning trolley for prestressed tensioning of beam field - Google Patents
Movable tensioning trolley for prestressed tensioning of beam field Download PDFInfo
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- CN215210595U CN215210595U CN202121484922.6U CN202121484922U CN215210595U CN 215210595 U CN215210595 U CN 215210595U CN 202121484922 U CN202121484922 U CN 202121484922U CN 215210595 U CN215210595 U CN 215210595U
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Abstract
The utility model discloses a portable stretch-draw platform truck of beam yard prestressing force stretch-draw, including the underframe, two U type supports of underframe top surface rigid coupling, two crossbeams of rigid coupling between the U type support, two spouts, two are seted up respectively to the crossbeam top surface two sliders of sliding connection, two in the spout respectively the sliding sleeve is cup jointed in the sliding slide slider top surface rigid coupling slide bar, the sliding sleeve is cup jointed in the slip on the slide bar, sliding sleeve bottom surface rigid coupling rings, rings articulate chain calabash, U type support includes two angle steel brackets of rigid coupling at the underframe top surface. The utility model discloses can adjust the horizontal position of chain block, chain block can carry out stretch-draw work to the optional position of a perpendicular simultaneously, and the position adjustment of this device of collocation when carrying out stretch-draw to a plurality of prestressing force steel strand wires on a roof beam, need not the position of frequent adjustment this device itself, contrast traditional jack stretch-draw mode, has improved the efficiency of construction greatly.
Description
Technical Field
The utility model relates to a beam field construction technical field specifically is a portable stretch-draw platform truck of beam field prestressing force stretch-draw.
Background
In the construction of a beam yard, when a continuous beam is constructed, the beam needs to be tensioned, mainly the prestressed steel strands on the beam are transversely and longitudinally tensioned, the current tensioning mode mainly uses a jack for tensioning, and the tensioning mode has the following defects:
in the construction of present beam yard, the prestressing force steel strand bundle number on the roof beam is many, generally is more than 10 bundles, when using jack to carry out the stretch-draw to every bundle of prestressing force steel strand, needs to move more than 10 this, and the jack weight is heavy, and it is big to move work load, greatly reduced the efficiency of stretch-draw construction.
For this reason we propose a beam field prestress tensioning movable tensioning trolley to solve the above problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a portable stretch-draw platform truck of beam field prestressing force tensioning to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a portable stretch-draw platform truck of beam yard prestressing force stretch-draw, includes the underframe, two U type supports of underframe top surface rigid coupling, two crossbeams of rigid coupling between the U type support, two spouts, two are seted up respectively to the crossbeam top surface in the spout two sliders of sliding connection, two respectively slider top surface rigid coupling slide bar, the sliding sleeve that cup joints on the slide bar slides, sliding sleeve bottom surface rigid coupling rings, rings articulate chain calabash, U type support includes two angle steel support of rigid coupling at the underframe top surface, two rigid coupling reinforcing bar horizontal pole between the angle steel support top, angle steel support tip side rigid coupling crossbeam tip.
Preferably, the slide bar both ends set up two first locking Assembly respectively, first locking Assembly includes the fixed block of rigid coupling at the slide bar tip, fixed block bottom one side contact crossbeam, the fixed block is close to crossbeam one side and sets up first notch, the first card strip of sliding connection in the first notch, the crossbeam is close to first notch one side and sets up first bar groove, the first rack of first bar inslot lateral wall rigid coupling, correspond first notch position on the fixed block and set up first screw hole, the first locking bolt of first screw hole threaded connection, first locking bolt tip is located first notch and rotates the first card strip of connection.
Preferably, be provided with second locking Assembly on the sliding sleeve, second locking Assembly is including seting up at the inboard second notch of sliding sleeve, sliding connection second card strip in the second notch, the slide bar is close to second notch one side and sets up second bar groove, second bar inslot lateral wall rigid coupling second rack, correspond second notch position on the sliding sleeve and set up the second screw hole, second screw hole threaded connection second locking bolt, second locking bolt tip is located the second notch and rotates and connect the second card strip.
Preferably, the top surface of the sliding rod is provided with a wheel groove, the inner side of the sliding sleeve is rotatably connected with a roller, and the roller is connected in the wheel groove in a rolling manner.
Preferably, the bottom surface of the bottom frame is rotatably connected with a plurality of universal wheels, the weight increasing part is arranged on the inner side of the bottom frame and comprises a sand box, the shape and the size of the outer side of the sand box are consistent with the shape and the size of the inner side of the bottom frame, four angle steel supporting blocks are fixedly connected to the outer side wall of the sand box, and the bottom surfaces of the four angle steel supporting blocks are in contact with the top surface of the bottom frame.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses can adjust the horizontal position of chain block, chain block can carry out stretch-draw work to the optional position of a perpendicular simultaneously, and the position adjustment of this device of collocation when carrying out stretch-draw to a plurality of prestressing force steel strand wires on a roof beam, need not the position of frequent adjustment this device itself, contrast traditional jack stretch-draw mode, has improved the efficiency of construction greatly.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged schematic view of the explosion structure of the present invention;
fig. 3 is an enlarged schematic view of the first locking assembly of the present invention;
fig. 4 is an enlarged schematic view of the second locking assembly of the present invention.
In the figure: 1. a bottom frame; 2. a U-shaped bracket; 3. a cross beam; 4. a slide bar; 5. a sliding sleeve; 6. chain block; 7. a first locking assembly; 8. a second locking assembly; 9. a weight increasing part; 11. a universal wheel; 21. an angle iron bracket; 22. a reinforcing bar cross bar; 31. a chute; 41. a slider; 42. a wheel groove; 51. a hoisting ring; 52. a roller; 71. a first notch; 72. a first clip strip; 73. a first bar-shaped groove; 74. a first rack; 75. a first threaded hole; 76. a first locking bolt; 77. a fixed block; 81. a second notch; 82. a second card strip; 83. a second strip groove; 84. a second rack; 85. a second threaded hole; 86. a second locking bolt; 91. a sand box; 92. angle steel supporting shoe.
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. 1-4, the present invention provides a technical solution: the utility model provides a portable stretch-draw platform truck of beam yard prestressing force stretch-draw, including underframe 1, 1 bottom surface of underframe is rotated and is connected a plurality of universal wheels 11, 1 inboard weight portion 9 of placing of underframe, weight portion 9 includes sand box 91, sand box 91 outside shape size is unanimous with 1 inboard shape size of underframe, four angle steel supporting blocks 92 of sand box 91 lateral wall rigid coupling, four angle steel supporting block 92 bottom surface contact underframe 1 top surface, when using, remove this device to the roof beam department of required stretch-draw through universal wheel 11, and die universal wheel 11 lock, later can pack debris such as sand in sand box 91 and increase the degree of stability of this device.
Referring to fig. 1-2 and fig. 4, the top surface of the bottom frame 1 is fixedly connected with two U-shaped brackets 2, two cross beams 3 are fixedly connected between the two U-shaped brackets 2, the top surfaces of the two cross beams 3 are respectively provided with two sliding grooves 31, two sliding blocks 41 are respectively connected in the two sliding grooves 31 in a sliding manner, the top surfaces of the two sliding blocks 41 are fixedly connected with a sliding rod 4, the sliding rod 4 is slidably sleeved with a sliding sleeve 5, the top surface of the sliding rod 4 is provided with a wheel groove 42, the inner side of the sliding sleeve 5 is rotatably connected with a roller 52, the roller 52 is connected in the wheel groove 42 in a rolling manner, the bottom surface of the sliding sleeve 5 is fixedly connected with a hanging ring 51, the hanging ring 51 is connected with a chain hoist 6, the U-shaped bracket 2 comprises two angle steel brackets 21 fixedly connected to the top surface of the bottom frame 1, a steel bar cross bar 22 is fixedly connected between the top ends of the two angle steel brackets 21, the side surface of the end of the angle steel bar bracket 21 is fixedly connected with the end of the cross beam 3, the position of the chain hoist 6 in one horizontal direction can be changed by moving the sliding rod 4 on the cross beam 3, the sliding sleeve 5 can be changed by moving the other horizontal direction of the chain hoist 6, the two moving directions are matched for use, so that any horizontal position of the chain hoist 6 can be changed.
Referring to fig. 2-3, two first locking assemblies 7 are respectively disposed at two ends of the sliding rod 4, each first locking assembly 7 includes a fixed block 77 fixedly connected to an end of the sliding rod 4, one side of a bottom end of the fixed block 77 contacts the cross beam 3, one side of the fixed block 77 close to the cross beam 3 is provided with a first notch 71, the first notch 71 is slidably connected to a first clamping strip 72, one side of the cross beam 3 close to the first notch 71 is provided with a first strip 73, an inner side wall of the first strip 73 is fixedly connected to a first rack 74, a position of the fixed block 77 corresponding to the first notch 71 is provided with a first threaded hole 75, the first threaded hole 75 is in threaded connection with a first locking bolt 76, an end of the first locking bolt 76 is located in the first notch 71 and is rotatably connected to the first clamping strip 72, after the position adjustment is completed, the first clamping strip 72 can be moved to the first strip 73 and clamped in a corresponding tooth groove on the first rack 74 by rotating the first locking bolt 76, the position locking of the slide bar 4 can be completed.
Referring to fig. 2 and 4, a second locking assembly 8 is disposed on the sliding sleeve 5, the second locking assembly 8 includes a second notch 81 formed on the inner side of the sliding sleeve 5, a second locking bar 82 is slidably connected to the second notch 81, a second strip-shaped groove 83 is formed on one side of the sliding rod 4 close to the second notch 81, a second rack 84 is fixedly connected to the inner side wall of the second strip-shaped groove 83, a second threaded hole 85 is formed on the sliding sleeve 5 corresponding to the second notch 81, the second threaded hole 85 is in threaded connection with a second locking bolt 86, the end of the second locking bolt 86 is located in the second notch 81 and is rotatably connected to the second locking bar 82, the second locking bolt 86 is rotated to move the second locking bar 82 into the second strip-shaped groove 83 and block the corresponding tooth groove on the second rack 84, so as to complete the position fixing of the chain block 6, then the chain block 6 is used to stretch the prestressed steel strand, the chain block 6 can stretch any position of a vertical plane, the position adjustment of this device of collocation, when carrying out the stretch-draw to a plurality of prestressing force steel strand on a roof beam, need not frequently to adjust the position of this device itself, contrast traditional jack stretch-draw mode, improved the efficiency of construction greatly.
The working principle is as follows: when the utility model is used, the device is moved to a beam needing to be stretched through the universal wheel 11, the universal wheel 11 is locked, sundries such as sand and the like can be filled in the sand box 91 to increase the stability of the device, the position of one horizontal direction of the chain hoist 6 can be changed by moving the sliding rod 4 on the cross beam 3, the position of the other horizontal direction of the chain hoist 6 can be changed by moving the sliding sleeve 5, any horizontal position of the chain hoist 6 can be changed by matching the two moving directions, after the position adjustment is finished, the first clamping strip 72 can be moved by rotating the first locking bolt 76, the first clamping strip is moved to the first bar-shaped groove 73 and clamped in the corresponding tooth socket on the first rack 74, the position locking of the sliding rod 4 can be completed, then the second locking bolt 86 is rotated to enable the second clamping strip 82 to be moved to the second bar-shaped groove 83 and clamped in the corresponding tooth socket on the second rack 84, the position fixing of the chain hoist 6 can be completed, and then the chain hoist 6 is used for tensioning the prestressed steel strand. The utility model discloses can adjust the horizontal position of chain block 6, chain block 6 can carry out stretch-draw work to the optional position of a perpendicular simultaneously, and the position adjustment of this device of collocation when carrying out stretch-draw to a plurality of prestressing force steel strand wires on a roof beam, need not frequently to adjust the position of this device itself, compares traditional jack stretch-draw mode, has improved the efficiency of construction greatly.
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)
1. The utility model provides a portable stretch-draw platform truck of beam yard prestressing force stretch-draw, includes underframe (1), its characterized in that:
the top surface of the bottom frame (1) is fixedly connected with two U-shaped supports (2), two cross beams (3) are fixedly connected between the two U-shaped supports (2), two sliding chutes (31) are respectively formed in the top surfaces of the two cross beams (3), two sliding blocks (41) are respectively connected in the two sliding chutes (31) in a sliding mode, and the top surfaces of the two sliding blocks (41) are fixedly connected with sliding rods (4);
sliding sleeve (5) is cup jointed in the slip on slide bar (4), sliding sleeve (5) bottom surface rigid coupling rings (51), rings (51) articulate chain block (6), U type support (2) include two angle steel support (21) of rigid coupling at underframe (1) top surface, two rigid coupling reinforcing bar horizontal pole (22) between angle steel support (21) top, angle steel support (21) tip side rigid coupling crossbeam (3) tip.
2. The beam yard prestress tensioning movable tensioning trolley according to claim 1, characterized in that: two first locking components (7) are respectively arranged at two ends of the sliding rod (4), the first locking components (7) comprise fixed blocks (77) fixedly connected at the end parts of the sliding rod (4), one side of the bottom end of the fixing block (77) is contacted with the cross beam (3), one side of the fixing block (77) close to the cross beam (3) is provided with a first notch (71), the first notch (71) is connected with a first clamping strip (72) in a sliding way, a first strip-shaped groove (73) is arranged on one side of the cross beam (3) close to the first notch (71), a first rack (74) is fixedly connected with the inner side wall of the first strip-shaped groove (73), a first threaded hole (75) is formed in the position, corresponding to the first notch (71), of the fixed block (77), the first threaded hole (75) is in threaded connection with a first locking bolt (76), and the end of the first locking bolt (76) is located in the first notch (71) and is rotatably connected with the first clamping strip (72).
3. The beam yard prestress tensioning movable tensioning trolley according to claim 1, characterized in that: be provided with second locking Assembly (8) on sliding sleeve (5), second locking Assembly (8) are including offering second notch (81) at sliding sleeve (5) inboard, sliding connection second card strip (82) in second notch (81), slide bar (4) are close to second notch (81) one side and offer second bar groove (83), second bar groove (83) inside wall rigid coupling second rack (84), correspond second notch (81) position on sliding sleeve (5) and offer second screw hole (85), second screw hole (85) threaded connection second locking bolt (86), second locking bolt (86) tip is located second notch (81) and rotates and connects second card strip (82).
4. The beam yard prestress tensioning movable tensioning trolley according to claim 1, characterized in that: the top surface of the sliding rod (4) is provided with a wheel groove (42), the inner side of the sliding sleeve (5) is rotatably connected with a roller (52), and the roller (52) is connected in the wheel groove (42) in a rolling manner.
5. The beam yard prestress tensioning movable tensioning trolley according to claim 1, characterized in that: underframe (1) bottom surface is rotated and is connected a plurality of universal wheels (11), weight portion (9) of increasing is placed to underframe (1) inboard, weight portion (9) of increasing includes sand box (91), sand box (91) outside shape size is unanimous with underframe (1) inside shape size, four angle steel supporting shoe (92), four of sand box (91) lateral wall rigid coupling angle steel supporting shoe (92) bottom surface contact underframe (1) top surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121484922.6U CN215210595U (en) | 2021-07-01 | 2021-07-01 | Movable tensioning trolley for prestressed tensioning of beam field |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121484922.6U CN215210595U (en) | 2021-07-01 | 2021-07-01 | Movable tensioning trolley for prestressed tensioning of beam field |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215210595U true CN215210595U (en) | 2021-12-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121484922.6U Active CN215210595U (en) | 2021-07-01 | 2021-07-01 | Movable tensioning trolley for prestressed tensioning of beam field |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215210595U (en) |
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2021
- 2021-07-01 CN CN202121484922.6U patent/CN215210595U/en active Active
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