CN217557725U

CN217557725U - Building engineering prestressed concrete construction equipment

Info

Publication number: CN217557725U
Application number: CN202221006391.4U
Authority: CN
Inventors: 孟庆涛; 郭猛; 李彬
Original assignee: Shandong Tongli Construction Project Management Co ltd
Current assignee: Shandong Tongli Construction Project Management Co ltd
Priority date: 2022-04-28
Filing date: 2022-04-28
Publication date: 2022-10-11
Anticipated expiration: 2032-04-28

Abstract

The utility model discloses a building engineering prestressed concrete construction equipment relates to building engineering technical field. The device includes the base, and the last surface mounting of base has the support frame, and sliding connection has the roof between two sets of support frames, and roof internal assembly has the cutting knife, and one side of base is equipped with the jack-draw, and one side activity of jack-draw is pegged graft and is had the reinforcing bar. When the device is in use, the threaded rod is installed on the upper surface of the connecting box in a rotating mode, the threaded rod pushes the second clamping seat inside the connecting box to move towards the direction close to the first clamping seat, and then the first clamping seat and the second clamping seat fix the steel bar to one side of the tensioning jack, so that the tensioning jack of the same model can be connected with steel bars under different sizes, and the practicability of the device is improved.

Description

Building engineering prestressed concrete construction equipment

Technical Field

The utility model relates to a building engineering technical field specifically is a building engineering prestressed concrete construction equipment.

Background

The prestressed concrete is used for making up the phenomenon that the concrete cracks too early, before the prestressed concrete is used, the reinforcing steel bars are tensioned through the jacks, and the retraction force of the reinforcing steel bars is utilized to enable the tensile area of the concrete to be stressed in advance, so that the prestress in the concrete of the tensile area can be offset, the extension of the concrete is limited, and the concrete cracks are delayed or avoided.

At present when using jack to carry out prestressing force tensioning to the reinforcing bar, through pegging graft the one end of reinforcing bar in the hole that connects of jack, then carry out the stretch-draw to the reinforcing bar after being connected with the jack, nevertheless because there is the difference in the size of a dimension of reinforcement component in the building work, thereby make the jack of same model size can not satisfy the connection stretch-draw demand of multiunit reinforcing bar, and generally need to fix reinforcing bar shift location to cutting device in to the unnecessary one end of post-tensioning reinforcing bar and cut, make the whole operation step more, and is comparatively loaded down with trivial details, to above-mentioned condition, we propose a building engineering prestressed concrete construction equipment.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model discloses a building engineering prestressed concrete construction equipment to solve the problem that proposes in the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a construction apparatus for prestressed concrete for construction works, comprising:

the automatic telescopic cutting device comprises a base, wherein support frames are fixedly arranged on the upper surface of the base, a top plate is connected between two groups of support frames in a sliding manner, an automatic telescopic column is assembled between the top plate and the base, a motor is assembled on the upper surface of the top plate, and a cutting knife is assembled on one side of the motor;

the side surface of the base is provided with a connecting hole, one side of the connecting hole is assembled with a tensioning jack, one side of the tensioning jack is movably inserted with a steel bar, the side surface of one end, extending to the connecting hole, of the tensioning jack is fixedly provided with a first clamping seat, and the upper surface, close to the first clamping seat, of the base is fixedly provided with a connecting box;

fixture, fixture includes second grip slipper, threaded rod, telescopic link and spring, the inside sliding connection of connecting box has the second grip slipper, fixed mounting has the telescopic link between the upper surface of second grip slipper and the interior top of connecting box, the surface activity of telescopic link has cup jointed the spring, the upper surface of connecting box rotates and is connected with the threaded rod, the bottom of threaded rod is rotated and is connected the upper surface at the second grip slipper, the one end activity of reinforcing bar is pegged graft between first grip slipper and second grip slipper.

Preferably, one side fixed mounting of second grip slipper has the stopper, stopper sliding connection is at the inside wall of connecting box and connecting hole.

Preferably, the inner side wall of the connecting box and the connecting hole is provided with a limiting groove, and the limiting block is connected inside the limiting groove in a sliding mode.

Preferably, the base is provided with a hole on the upper surface close to the connecting box, and the second clamping seat in sliding connection inside the connecting box is movably connected with the first clamping seat in the connecting hole through the hole.

Preferably, the upper surface of one end of the base, which is close to the cutting knife, is provided with a cutting groove, and the cutting knife is movably connected with the steel bar through the cutting groove.

The utility model discloses a building engineering prestressed concrete construction equipment, its beneficial effect who possesses as follows:

1. when the device is in use, the threaded rod is installed on the upper surface of the connecting box in a rotating mode, the threaded rod pushes the second clamping seat inside the connecting box to move towards the direction close to the first clamping seat, and then the first clamping seat and the second clamping seat fix the steel bar to one side of the tensioning jack, so that the tensioning jack of the same model can be connected with steel bars under different sizes, and the practicability of the device is improved.

2. The device is when using, through the last surface mounting cutting knife at the base of installing the jack-draw for after accomplishing the stretch-draw to the reinforcing bar, can directly drive the cutting knife through automatic flexible post and reciprocate, so that the cutting knife cuts through the cutting groove that the base upper surface was seted up and many with one section excision in reinforcing bar stretch-draw back, reduces among the traditional mode with the unnecessary one end shift positioning of post-tensioning reinforcing bar and fixes the inconvenience of cutting in to cutting device.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a sectional view of the inner structure of the base of the present invention;

FIG. 3 is a schematic view of the clamping mechanism of the present invention;

fig. 4 is the structure schematic diagram of the connecting hole and the cutting groove of the present invention.

In the figure: 1. a base; 101. connecting holes; 102. cutting the groove; 2. a support frame; 3. automatically extending and retracting the column; 4. a top plate; 5. a motor; 6. a cutting knife; 7. tensioning the jack; 8. reinforcing steel bars; 9. a connection box; 10. a first clamping seat; 11. a clamping mechanism; 111. a second clamping seat; 112. a threaded rod; 113. a telescopic rod; 114. a spring; 12. a limiting block; 13. a limiting groove.

Detailed Description

The embodiment of the utility model discloses building engineering prestressed concrete construction equipment, as shown in fig. 1-4, including base 1, base 1's last fixed surface installs support frame 2, sliding connection has roof 4 between two sets of support frames 2, be equipped with automatic flexible post 3 between roof 4 and the base 1, the upper surface of roof 4 is equipped with motor 5, one side of motor 5 is equipped with cutting knife 6, base 1 is close to the one end upper surface of cutting knife 6 and has been seted up cutting groove 102, cutting knife 6 is through cutting swing joint between groove 102 and the reinforcing bar 8, through automatic flexible post 3, can drive roof 4 that is equipped with cutting knife 6 and reciprocate along support frame 2, and then be convenient for cutting knife 6 to amputate the unnecessary one end of 8 rear reinforcement after the stretch-draw under motor 5's effect.

According to the attached drawings 2 and 4, a connecting hole 101 is formed in the side face of a base 1 in the device, one side of the connecting hole 101 is provided with a tensioning jack 7, a reinforcing steel bar 8 is movably inserted in one side of the tensioning jack 7, the tensioning jack 7 extends to one end side fixed of the connecting hole 101 and is provided with a first clamping seat 10, the base 1 is fixedly provided with a connecting box 9 close to the upper surface of the first clamping seat 10, the base 1 is close to the upper surface of the connecting box 9 and is provided with a hole, the second clamping seat 111 of the sliding connection in the connecting box 9 is movably connected with the first clamping seat 10 in the connecting hole 101 through the hole, and through the effect of the two groups of clamping seats, the reinforcing steel bars 8 which are inserted in one end of the tensioning jack 7 and are different in size d can be limited and fixed.

As shown in fig. 2-3, the device includes a clamping mechanism 11, the clamping mechanism 11 includes a second clamping seat 111, a threaded rod 112, an expansion rod 113 and a spring 114, the inside of the connection box 9 is slidably connected with the second clamping seat 111, the expansion rod 113 is fixedly installed between the upper surface of the second clamping seat 111 and the inner top of the connection box 9, the spring 114 is movably sleeved on the outer surface of the expansion rod 113, the upper surface of the connection box 9 is rotatably connected with the threaded rod 112, the bottom end of the threaded rod 112 is rotatably connected to the upper surface of the second clamping seat 111, one end of the steel bar 8 is movably inserted between the first clamping seat 10 and the second clamping seat 111, and the second clamping seat 111 moves towards the direction close to the first clamping seat 10 through the pushing action of the threaded rod 112, so that the distance between the two groups of clamping seats is adjusted, and the clamping fixing requirements of the steel bars 8 with different sizes are met.

According to fig. 4, one side fixed mounting of second grip slipper 111 has stopper 12 among the device, stopper 12 sliding connection is at the inside wall of connecting box 9 and connecting hole 101, spacing groove 13 has all been seted up to the inside wall of connecting box 9 and connecting hole 101, stopper 12 sliding connection is in the inside of spacing groove 13, through stopper 12 and spacing groove 13's effect, can fix a position the moving direction of second grip slipper 111, reduce the condition that the skew appears in the removal process.

The working principle is as follows:

when the device is used, one side of one end of a steel bar 8, which is far away from a tensioning jack 7 through a base 1, is inserted in the base 1 until one end of the steel bar 8 is inserted in a hole in one side of the tensioning jack 7, and the steel bar 8 is positioned on the upper surface of a first clamping seat 10.

Further, before the steel bar 8 is prestressed, the threaded rod 112 mounted on the upper surface of the connection box 9 is firstly rotated, so that the threaded rod 112 pushes the second clamping seat 111 inside the connection box 9 to move along the limiting groove 13 towards the direction close to the first clamping seat 10, after the first clamping seat 10 and the second clamping seat 111 clamp and fix the steel bar 8, the rotation of the threaded rod 112 can be stopped at the moment, and the telescopic rod 113 and the spring 114 mounted between the second clamping seat 111 and the inner top of the connection box 9 are both in an extending state.

Further, after the reinforcing steel bars 8 are limited and fixed, the tensioning jack 7 can be started at the moment, so that the tensioning jack 7 performs prestress tensioning on the reinforcing steel bars 8.

Finally, after reinforcing bar 8 is accomplishing the prestressing force tensile, reinforcing bar 8's one end can be partly more this moment, to because the part that the stretching-drawing effect was many, can start automatic flexible post 3 this moment for it drives roof 4 that is equipped with cutting knife 6 and moves down along support frame 2, and then the cutting knife 6 of being convenient for is amputated 8 unnecessary one ends of post-tensioning reinforcing bar under motor 5's effect, makes the part that reinforcing bar 8 kept satisfy the user demand.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the above embodiments and descriptions are only illustrative of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the present invention, and all such changes and modifications fall within the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a building engineering prestressed concrete construction equipment which characterized in that includes:

the automatic telescopic cutting machine comprises a base (1), wherein support frames (2) are fixedly installed on the upper surface of the base (1), a top plate (4) is connected between the two groups of support frames (2) in a sliding mode, an automatic telescopic column (3) is assembled between the top plate (4) and the base (1), a motor (5) is assembled on the upper surface of the top plate (4), and a cutting knife (6) is assembled on one side of the motor (5);

a connecting hole (101) is formed in the side face of the base (1), a tensioning jack (7) is assembled on one side of the connecting hole (101), a reinforcing steel bar (8) is movably inserted into one side of the tensioning jack (7), a first clamping seat (10) is fixedly installed on the side face of one end, extending to the connecting hole (101), of the tensioning jack (7), and a connecting box (9) is fixedly installed on the upper surface, close to the first clamping seat (10), of the base (1);

fixture (11), fixture (11) includes second grip slipper (111), threaded rod (112), telescopic link (113) and spring (114), the inside sliding connection of connecting box (9) has second grip slipper (111), fixed mounting has telescopic link (113) between the upper surface of second grip slipper (111) and the interior top of connecting box (9), spring (114) have been cup jointed in the surface activity of telescopic link (113), the upper surface of connecting box (9) rotates and is connected with threaded rod (112), the bottom of threaded rod (112) is rotated and is connected the upper surface at second grip slipper (111), the one end activity of reinforcing bar (8) is pegged graft between first grip slipper (10) and second grip slipper (111).

2. The constructional engineering prestressed concrete construction device as claimed in claim 1, wherein: one side fixed mounting of second grip slipper (111) has stopper (12), stopper (12) sliding connection is at the inside wall of connecting box (9) and connecting hole (101).

3. The constructional engineering prestressed concrete construction device as claimed in claim 2, wherein: spacing groove (13) have all been seted up to the inside wall of connecting box (9) and connecting hole (101), stopper (12) sliding connection is in the inside of spacing groove (13).

4. The constructional engineering prestressed concrete construction equipment of claim 1, characterized in that: the hole has been seted up to base (1) upper surface near connecting box (9), second grip slipper (111) of the inside sliding connection of connecting box (9) pass through hole and the inside first grip slipper (10) swing joint of connecting hole (101).

5. The constructional engineering prestressed concrete construction device according to claim 4, wherein: the upper surface of one end, close to the cutting knife (6), of the base (1) is provided with a cutting groove (102), and the cutting knife (6) is movably connected with the steel bar (8) through the cutting groove (102).