CN212027159U

CN212027159U - Construction engineering prestressed concrete construction equipment

Info

Publication number: CN212027159U
Application number: CN202020537031.1U
Authority: CN
Inventors: 张�浩
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-13
Filing date: 2020-04-13
Publication date: 2020-11-27
Anticipated expiration: 2030-04-13

Abstract

The utility model belongs to the technical field of building engineering, in particular to a building engineering prestressed concrete construction device, which comprises a pebble ground and abutments, wherein the abutments are poured in grooves at two sides of the pebble ground through concrete, and the outer sides of the two groups of abutments are only provided with a tensioning mechanism; the tensioning mechanism comprises a limiting plate, the number of hydraulic cylinders and the number of the hydraulic cylinders are two groups and two groups, and piston rods of the hydraulic cylinders penetrate through the limiting plate and are fixedly connected with the two sides of the outer wall of the supporting plate. The utility model discloses a pneumatic cylinder of device self-band supports tightly in the pier outer wall to reach the effect to the reinforcing bar tractive, need not to carry out the stretch-draw with the help of stretch-draw mechanism, thereby make convenient operation swift.

Description

Construction 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

In the construction process of the building engineering, the quality of the concrete engineering directly influences the bearing capacity, durability and integrity of the structure. The requirements for the quality of the concrete are: should have the correct physical dimensions and should achieve good strength, compactness, uniformity and integrity. In the construction process, each link is subjected to a correct construction method and reasonable measures so as to ensure the quality of the concrete engineering. The concrete construction process comprises the following steps: preparation, transportation, pouring, dense molding and maintenance. The construction processes are closely related and mutually influenced, and the common reinforced concrete structure has some defects, such as premature cracking, low rigidity, incapability of fully utilizing high-strength materials and the like, so that the application of the reinforced concrete structure in the building engineering is influenced.

According to patent cn201520617211.x, a construction device for prestressed concrete for construction engineering is known, comprising: the left base and the right base are symmetrically arranged, the left cross beam is arranged on the left base, and the left clamp is arranged on the left cross beam; the right beam is arranged on the right pedestal, the right clamp is arranged on the right beam, the prestressed tendon is arranged between the left pedestal and the right pedestal, and the prestressed tendon is clamped by the left clamp and the right clamp; and applying prestress to the prestressed tendons by the tensioning tool. The concrete member is cast on the prestressed tendons to which the prestress is applied. The prestressed tendons are steel wires or steel strands. Left side pedestal and right pedestal are pier style pedestal or slot type pedestal. The tensioning tool is an electric screw tensioning machine, an electric winch tensioning machine or a feed-through jack.

At present, the existing construction engineering prestressed concrete construction devices have some defects, for example; the device is at the in-process of using, need carry out the stretch-draw with the help of external straining device, and troublesome poeration utilizes anchor clamps to carry on spacingly to prestressing tendons's spacing moreover, takes place relative slip easily between current anchor clamps and the prestressing tendons to influence the tractive. For this reason, new technical solutions need to be designed to solve the problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a building engineering prestressed concrete construction equipment has solved the problem that proposes in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a prestressed concrete construction device for constructional engineering comprises a stone ground and abutments, wherein the abutments are poured in grooves on two sides of the stone ground through concrete, and the outer sides of two groups of abutments are only provided with tensioning mechanisms;

tensioning mechanism includes the limiting plate, the figure that the outer wall downside fixed mounting of limiting plate had pneumatic cylinder and pneumatic cylinder is two sets of, and is two sets of the piston rod of pneumatic cylinder all runs through the limiting plate and with the outer wall both sides fixed connection of extension board, and is two sets of the reinforcing bar has been put between the limiting plate, the both ends of reinforcing bar run through respectively in two sets of the limiting plate, the reinforcing bar runs through limiting plate department and has seted up through-hole and through-hole interpolation and have connect the locating part, the reinforcing bar runs through in.

As a preferred embodiment of the utility model, the locating part includes the sleeve pipe, sheathed tube one end fixedly connected with wedge, the sleeve pipe is pegged graft in the through-hole on spacing board surface by the limiting plate outside.

As an preferable embodiment of the present invention, the inner wall of the wedge-shaped plate is provided with anti-slip lines.

As a preferred embodiment of the present invention, the inner wall of the support plate is provided with a rubber pad.

As a preferred embodiment of the present invention, the number of the wedge-shaped plates is a plurality of groups, and the wedge-shaped plates are uniformly distributed on the end surface of the sleeve.

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

1. the utility model discloses a pneumatic cylinder of device self-band supports tightly in the pier outer wall to reach the effect to the reinforcing bar tractive, need not to carry out the stretch-draw with the help of stretch-draw mechanism, thereby make convenient operation swift.

2. The utility model discloses a locating part constitutes for sleeve pipe and wedge to the wedge is the incrassation step by step to utilize the anti-skidding line of wedge inner wall to act on the reinforcing bar outer wall, simultaneously under spacing in spacing hole, can support tightly in the reinforcing bar outer wall, thereby make the centre gripping and spacing more firm to the reinforcing bar.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic view of the overall structure of a prestressed concrete construction apparatus for construction engineering according to the present invention;

FIG. 2 is a schematic view of a position-limiting member of the construction device for prestressed concrete in construction engineering of the present invention;

fig. 3 is the utility model relates to a building engineering prestressed concrete construction equipment's extension board structure sketch map.

In the figure: 1. a pebble ground; 2. pier abutment; 3. a limiting plate; 4. a hydraulic cylinder; 5. a support plate; 6. reinforcing steel bars; 7. a limiting member; 8. a rubber pad; 9. a sleeve; 10. a wedge plate; 11. and (4) anti-skid lines.

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.

In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected" and "disposed" are to be construed broadly, and may for example be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. To the ordinary technical personnel in this field, can understand the specific meaning in the utility model of above-mentioned term with the concrete condition, the utility model provides an electrical apparatus's model is the reference only, can be through changing different models electrical apparatus that the function is the same according to the actual use condition.

Referring to fig. 1-3, the present invention provides a technical solution: a construction device for prestressed concrete in constructional engineering comprises a stone ground 1 and abutments 2, wherein the abutments 2 are poured in grooves on two sides of the stone ground 1 through concrete, and the outer sides of the two groups of abutments 2 are only provided with tensioning mechanisms;

tensioning mechanism includes limiting plate 3, the outer wall downside fixed mounting of limiting plate 3 has pneumatic cylinder 4 and pneumatic cylinder 4's figure to be two sets of, and is two sets of limiting plate 3 and the outer wall both sides fixed connection of extension board 5 are all run through to the piston rod of pneumatic cylinder 4, and are two sets of reinforcing bar 6 has been put between the limiting plate 3, the both ends of reinforcing bar 6 run through respectively in two sets of limiting plate 3, reinforcing bar 6 runs through limiting plate 3 department and has seted up through-hole and through-hole interpolation and have connect locating part 7, reinforcing bar 6 runs through in locating part 7, and is shown as figure 1 in this embodiment, and is concrete, drives extension board 5 through pneumatic cylinder 4 and supports to can reach the effect of automatic stretch-draw, need not with the help of external tensioning mechanism.

Referring to fig. 2 in this embodiment, the limiting member 7 includes a sleeve 9, one end of the sleeve 9 is fixedly connected with a wedge plate 10, the sleeve 9 is inserted into a through hole on the surface of the limiting plate 3 from the outside of the limiting plate 3, specifically, the sleeve 9 is sleeved on the outer wall of the steel bar and inserted into a through hole on the outer wall of the limiting plate 3, the wedge plate 10 is located on the outside of the limiting plate 3, and the wedge plate 10 is a plate body which is thickened from the outside near one end of the sleeve 9, so that the plate body can be clamped tightly when being stressed and is limited to the steel bar.

Referring to fig. 2 in this embodiment, the inner wall of the wedge-shaped plate 10 is provided with anti-slip threads 11, specifically, friction with the steel bar is increased, so as to prevent slipping.

In this embodiment, referring to fig. 3, a rubber pad 8 is installed on an inner wall of the support plate 5, specifically, the support plate 5 and the abutment 2 are prevented from sliding.

In this embodiment, referring to fig. 2, the number of the wedge-shaped plates 10 is a plurality of groups, and the groups of the wedge-shaped plates 10 are uniformly distributed on the end surface of the sleeve 9.

It should be noted that, the construction device of prestressed concrete for construction engineering of the present invention includes all the components known by the general standard or the skilled in the art, the structure and principle of the construction device are all known by the technical manual or by the conventional experimental method, at the idle position of the construction device, all the electrical devices, which refer to the power components, electrical devices and the adaptive monitoring computer, are connected by the wires, the specific connection means should refer to the following working principle, the electrical connection between the electrical devices is completed in sequence, the detailed connection means is the known technology in the art, the following main description of the working principle and process is not described in the electrical control, when the construction device of prestressed concrete for construction engineering is used, firstly, the concrete casting abutment 2 is used on the stone ground 1 to fix the construction device in the groove of the stone ground 1, then run through the through-hole on 3 surfaces of two sets of limiting plates with the reinforcing bar, then with locating part 7 suit in reinforcing bar both ends, make sleeve pipe 9 insert in the through-hole from the limiting plate 3 outside, then start hydraulic cylinder 4 and make and drive extension board 5 and support tightly in abutment 2 outer walls, it is spacing to the reinforcing bar through locating part 7, when the tractive, the outer wall of wedge plate 10 is because progressively bodiness, thereby can be by the through-hole chucking, anti-skidding line 11 and reinforcing bar outer wall support tightly simultaneously, thereby prevent that the reinforcing bar from taking place to slide, and then the power of pneumatic cylinder 4 can reach the effect to the reinforcing bar tractive, the device simple structure, and the operation of being convenient for.

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 evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a building engineering prestressed concrete construction equipment, includes stone ground (1) and pier (2), its characterized in that: piers (2) are poured in grooves in two sides of the stone ground (1) through concrete, and only tensioning mechanisms are arranged on the outer sides of the two groups of piers (2);

tensioning mechanism includes limiting plate (3), the outer wall downside fixed mounting of limiting plate (3) has pneumatic cylinder (4) and pneumatic cylinder (4) the figure be two sets of, and is two sets of the piston rod of pneumatic cylinder (4) all runs through limiting plate (3) and with the outer wall both sides fixed connection of extension board (5), and is two sets of reinforcing bar (6) have been put between limiting plate (3), the both ends of reinforcing bar (6) are run through respectively in two sets of limiting plate (3), reinforcing bar (6) run through limiting plate (3) and locate to have seted up through-hole and through-hole interpolation and have connect locating part (7), reinforcing bar (6) run through in locating part (7).

2. The constructional engineering prestressed concrete construction device as claimed in claim 1, wherein: the limiting part (7) comprises a sleeve (9), one end of the sleeve (9) is fixedly connected with a wedge-shaped plate (10), and the sleeve (9) is inserted into the through hole in the surface of the limiting plate (3) from the outer side of the limiting plate (3).

3. The constructional engineering prestressed concrete construction device as claimed in claim 2, wherein: the inner wall of the wedge-shaped plate (10) is provided with anti-skid grains (11).

4. The constructional engineering prestressed concrete construction device as claimed in claim 1, wherein: and a rubber pad (8) is arranged on the inner wall of the support plate (5).

5. The constructional engineering prestressed concrete construction device as claimed in claim 2, wherein: the number of the wedge-shaped plates (10) is a plurality of groups, and the wedge-shaped plates (10) are uniformly distributed on the end face of the sleeve (9).