CN214271722U - Portable stretch-draw support device - Google Patents

Abstract

The utility model discloses a portable stretch-draw support device, including the bearing seat, the welding of the bottom four corners department of bearing seat has the landing leg, the universal wheel is installed to the lower tip of landing leg, the upper end avris symmetrical welding of bearing seat has two sets of A-frame, the top of two sets of A-frame all welds with the horizontal pole, the intermediate position of horizontal pole passes and welds the track, a tip that the horizontal pole was kept away from to the track is provided with the bracket, the activity is provided with the removal structure on the track, it includes wheel carrier, pulley, connecting rod and couple to remove the structure. The portable tensioning support device of the utility model has the advantages that two groups of the triangular supports and the brackets are triangular, thereby forming a triangular stable structure and improving the supporting performance of the whole support, so that the operation is convenient and safe; the rail is clamped by the pulleys, the jack can be easily driven to slide back and forth, the process of dismounting and moving the jack is more light and convenient, the jack is suitable for different working conditions, and better use prospect is brought.

Description

Portable stretch-draw support device

Technical Field

The utility model relates to a bridge construction field, in particular to portable stretch-draw support device.

Background

In the post-tensioning method prestressed concrete hollow slab beam construction process, the prestressed construction is a key process, the slab beam which reaches the requirements of strength, age and elastic modulus after pouring needs to be subjected to tensioning construction, so that a jack is required to be lifted, the tensioning position needs to be changed continuously in the tensioning process, the jack position needs to be changed timely, and due to the fact that the slab beam is huge in size and weight, the existing jack for tensioning is heavy and is not easy to move, a light and convenient frame needs to be designed to lift the jack, the jack can move freely in the horizontal and vertical directions, construction operation of workers is facilitated, and therefore a portable tensioning support device is provided.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide a portable tension bracket device, which can effectively solve the problems of the prior art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a portable stretch-draw support device, includes the bearing seat, the welding of the bottom four corners department of bearing seat has the landing leg, the universal wheel is installed to the lower tip of landing leg, the upper end avris symmetrical welding of bearing seat has two sets of A-frame, the top of two sets of A-frame all welds with the horizontal pole, the intermediate position of horizontal pole is passed and is welded the track, a tip that the horizontal pole was kept away from to the track is provided with the bracket, the activity is provided with the removal structure on the track, the removal structure includes wheel carrier, pulley, connecting rod and couple, the pulley mounting and with the rail contact on the wheel carrier, the connecting rod welds and is located the pulley below with the wheel carrier, the lower extreme of couple passes through staple bolt jack, the upper end of couple hangs on the connecting rod.

Preferably, a locking structure is mounted on the universal wheel.

Preferably, the wheel surface of the pulley is matched with the rail and moves horizontally on the rail.

Compared with the prior art, the utility model discloses following beneficial effect has: according to the portable tensioning support device, the two groups of triangular supports and the bracket are triangular, so that a triangular stable structure is formed, the supporting performance of the whole support is improved, and the portable tensioning support device is convenient and safe to operate; the rail is clamped by the pulleys, so that the jack can be easily driven to slide back and forth, the processes of dismounting and moving the jack are more light and convenient, and the working efficiency is improved; the whole device is simple in design, convenient to operate, better in using effect compared with a traditional mode, and the parts which are not involved in the device are the same as or can be realized by adopting the prior art.

Drawings

Fig. 1 is a schematic view of the overall structure of a portable tension bracket device of the present invention;

fig. 2 is an enlarged view of the mobile structure of the portable tension bracket device of the present invention.

In the figure: 1. a pressure bearing seat; 2. a support leg; 3. a universal wheel; 4. a triangular bracket; 5. a cross bar; 6. a track; 7. a bracket; 8. a moving structure; 9. a wheel carrier; 10. a pulley; 11. a connecting rod; 12. hooking; 13. hooping; 14. a jack.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

As shown in fig. 1-2, a portable tension bracket device comprises a pressure bearing seat 1, wherein four corners of the bottom of the pressure bearing seat 1 are welded with supporting legs 2, universal wheels 3 are mounted at the lower end parts of the supporting legs 2, two groups of triangular supports 4 are symmetrically welded at the side edges of the upper end of the pressure bearing seat 1, the tops of the two groups of triangular supports 4 are welded with a cross bar 5, a track 6 penetrates through and is welded at the middle position of the cross bar 5, a bracket 7 is arranged at one end part, away from the cross bar 5, of the track 6, a moving structure 8 is movably arranged on the track 6, the moving structure 8 comprises a wheel carrier 9, a pulley 10, a connecting rod 11 and a hook 12, the pulley 10 is mounted on the wheel carrier 9 and is in contact with the track 6, the connecting rod 11 is welded with the wheel carrier 9 and is positioned below the pulley 10, a jack 14 is fixed at the lower end of the hook 12 through a hoop 13, and the upper end of the hook 12 is hung on the connecting rod 11;

the universal wheel 3 is provided with a locking structure for locking the universal wheel 3; the tread of the pulley 10 is fitted to the rail 6 and moves horizontally on the rail 6.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (3)

1. The utility model provides a portable stretch-draw support device, includes pressure-bearing seat (1), its characterized in that: the bottom four corners department welding of bearing seat (1) has landing leg (2), universal wheel (3) are installed to the lower tip of landing leg (2), the upper end avris symmetrical welding of bearing seat (1) has two sets of triangular supports (4), the top of two sets of triangular supports (4) all welds with horizontal pole (5), the intermediate position of horizontal pole (5) is passed and is welded track (6), track (6) keep away from a tip of horizontal pole (5) and be provided with bracket (7), the activity is provided with moving structure (8) on track (6), moving structure (8) include wheel carrier (9), pulley (10), connecting rod (11) and couple (12), pulley (10) are installed on wheel carrier (9) and are contacted with track (6), connecting rod (11) weld with wheel carrier (9) and are located pulley (10) below, the lower extreme of couple (12) passes through staple bolt (13) fixed jack (14), the upper end of the hook (12) is hung on the connecting rod (11).

2. A portable tension bracket assembly as set forth in claim 1 wherein: and a locking structure is arranged on the universal wheel (3).

3. A portable tension bracket assembly as set forth in claim 1 wherein: the wheel surface of the pulley (10) is matched with the track (6) and moves horizontally on the track (6).

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