CN219638372U - Jacking device capable of being adjusted freely - Google Patents

Abstract

The utility model discloses a jacking device capable of being freely adjusted, which comprises a horizontal base and a supporting rod arranged at the bottom of the base, wherein two fixing blocks are arranged at two ends of the upper surface of the base, a sliding rod is arranged between the two fixing blocks, threads are arranged on the sliding rod, two sliding sleeves penetrate through and are connected with the sliding rod in a sliding manner, the upper support is fixedly connected with the sliding sleeve, and a locking nut in threaded connection with the sliding rod is arranged at one side, close to the fixing blocks, of the sliding sleeve. The distance between the two upper brackets can be freely adjusted by moving the sliding sleeve, and the positions of the upper brackets are locked by the locking nuts, so that the upper brackets can clamp the left side and the right side of the beam body, the beam body is ensured to be completely fixed in the upper brackets, and the supporting strength of the beam body is increased.

Description

Jacking device capable of being adjusted freely

Technical Field

The utility model relates to the technical field of scaffold devices, in particular to a freely adjustable jacking device.

Background

In the construction of hydraulic and hydroelectric engineering, more cast-in-situ and precast beam bodies are needed, and a jacking support beam body is generally used in the scaffold erection process. The existing jacking device comprises a supporting groove and a supporting rod, the supporting groove is generally of a fixed size, the width of the supporting groove cannot be adjusted, the sizes of beam bodies required in construction projects are different, when the beam bodies of different sizes are placed on the jacking, the supporting groove cannot be completely attached to and fix the beam bodies, the jacking can only be locally stressed, the stability is poor, particularly under the condition of heavy load, eccentric stress of the supporting rod is easily caused, and the supporting rod and the jacking are bent and unstably.

Disclosure of Invention

The utility model aims to solve the technical problems, and provides the freely adjustable jacking device which can adjust the size of the jacking in the jacking according to the size of the beam body, so that the beam body is completely clamped and fixed in the jacking, the supporting force on the beam body is improved, and the stress is more uniform.

The utility model provides a but jacking device of free regulation, includes horizontal base and the bracing piece of setting in the base bottom, and the both ends of base upper surface are provided with two fixed blocks, are provided with the slide bar between two fixed blocks, are provided with the screw thread on the slide bar, wear to establish and sliding connection have two slip sleeve on the slide bar, fixedly connected with holds in the palm on the slip sleeve, and one side that slip sleeve is close to the fixed block is provided with the lock nut with slide bar threaded connection.

The further technical scheme is as follows: the upper support is of an L-shaped structure and comprises a side supporting plate and a bottom supporting plate which are connected vertically, the bottom of the bottom supporting plate is fixedly connected with the top of the sliding sleeve, and the side supporting plate is fixedly connected to one side, close to the fixed block, of the bottom supporting plate.

The further technical scheme is as follows: the sliding sleeve is of a rectangular structure, a through hole for penetrating the sliding rod is formed in the middle of the sliding sleeve, and the inner wall of the through hole is smooth.

The further technical scheme is as follows: the lock nut is a butterfly nut.

The further technical scheme is as follows: a plurality of reinforcing ribs are symmetrically arranged between the bottom of the base and the side wall of the supporting rod, and the angle of each reinforcing rib is 45 degrees.

The further technical scheme is as follows: and a cushion block is further arranged on the base and arranged at a gap between the two bottom supporting plates, and the upper surface of the cushion block is flush with the upper surface of the bottom supporting plates.

The utility model has the beneficial effects that:

the utility model is provided with the sliding sleeve, the upper brackets, the sliding rods and the locking nuts, the distance between the two upper brackets can be freely adjusted by moving the sliding sleeve, and the positions of the upper brackets are locked by the locking nuts, so that the upper brackets can clamp the left side and the right side of the beam body, the beam body is ensured to be completely fixed in the upper brackets, the supporting strength of the beam body is increased, the stability of the upper brackets is improved, the stress of the beam body is more uniform, and the flatness of the surface of the beam body is improved. The utility model has simple structure and low cost, can realize the rapid fixation of the beam body, is convenient and safe to use, and can be recycled in project engineering.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the structure of the upper bracket;

fig. 3 is a schematic view of the structure of the sliding sleeve on the sliding rod.

In the figure:

1. the base, 2, the bracing piece, 3, the fixed block, 4, the slide bar, 5, slip sleeve, 51, the through-hole, 6, upper bracket, 61, bottom bracket board, 62, side bracket board, 7, locking nut, 8, strengthening rib.

Detailed Description

The utility model will now be described in further detail with reference to the accompanying drawings. The drawings are simplified schematic representations which merely illustrate the basic structure of the utility model and therefore show only the structures which are relevant to the utility model.

In the description of the present utility model, it should be noted that, as the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," "outer," etc., indicate or indicate the orientation or positional relationship based on that shown in the drawings, only for convenience of description and to simplify the description, but do not indicate or imply that the apparatus or elements being referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the utility model.

In the description of the present utility model, it should be noted that unless explicitly specified and limited otherwise, terms such as "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases to those skilled in the art.

The utility model provides a jacking device that can freely adjust, as shown in fig. 1-3, including horizontal base 1 and the bracing piece 2 of setting in base 1 bottom, the both ends of base 1 upper surface are provided with two fixed blocks 3, are provided with slide bar 4 between two fixed blocks 3, are provided with the screw thread on the slide bar 4, wear to establish and sliding connection have two slip sleeve pipes 5 on the slide bar 4, fixedly connected with on the slip sleeve pipe 5 holds in the palm 6, slip sleeve pipe 5 be close to one side of fixed block 3 be provided with slide bar 4 threaded connection's lock nut 7.

The upper bracket 6 is of an L-shaped structure and comprises a side supporting plate 62 and a bottom supporting plate 61 which are mutually and perpendicularly connected, the bottom of the bottom supporting plate 61 is fixedly connected with the top of the sliding sleeve 5, and the side supporting plate 62 is arranged at one end, close to the fixed block 3, of the bottom supporting plate 61. The bottom plate 61 supports the bottom of the beam and the side plates 62 are in close contact with the side walls of the beam, thereby clamping the beam between the two brackets 6. Specifically, the upper support 6 is made of a steel plate with the thickness of 2cm, so that the rigidity is higher, and the supporting capacity is better.

The sliding sleeve 5 is of a rectangular structure, a through hole 51 for penetrating the sliding rod 4 is formed in the middle of the sliding sleeve 5, the inner wall of the through hole 51 is smooth, and the sliding sleeve 5 can freely move along the sliding rod 4. The top of the sliding sleeve 5 is welded with the bottom of the bottom support plate 61, and the aperture of the through hole 51 is the same as the outer diameter of the sliding rod 4.

The two ends of the slide bar 4 are welded and fixed with the two fixed blocks 3 respectively, and the slide bar 4 is separated from the base 1 by a certain distance and is used as a guide bar when the slide sleeve 5 moves. Specifically, the slide bar 4 is made of phi 8 screw steel.

The locking nut 7 is arranged on one side of the sliding sleeve 5, which is close to the fixed block 3, and is connected with the sliding rod 4 through threads, so that the two sliding sleeves 5 are limited to move in the direction deviating from the beam body, and the distance between the two upper brackets 6 is locked. In some embodiments, the lock nut 7 may be a round nut or a hexagonal nut, and the position of the lock nut 7 on the slide bar 4 may be adjusted by turning the lock nut 7 by a wrench or manually. In the preferred embodiment, the lock nut 7 is a butterfly nut, the butterfly design of the head of the butterfly nut increases the transverse stress surface, and the lock nut is more convenient and efficient when being screwed by hand to rotate.

A plurality of reinforcing ribs 8 are symmetrically arranged between the bottom of the base 1 and the side wall of the supporting rod 2, and the angle of the reinforcing ribs 8 is set to 45 degrees. The connection between the base 1 and the support column is more stable by arranging the reinforcing ribs 8. Specifically, four reinforcing ribs 8 are welded and fixed between two sides of the supporting rod 2 and the base 1, the reinforcing ribs 8 are made of phi 28 round steel, and the supporting rod 2 is made of phi 32 round steel.

As an alternative embodiment, when the beam body is large or heavy, the base 1 is further plugged with a cushion block, the cushion block is arranged at a gap between the two bottom supporting plates 61, and the upper surface of the cushion block is flush with the upper surface of the bottom supporting plates. The beam body part at the gap between the two bottom plates 61 is supported by adding the chock block on the base 1, so that the supporting force on the beam body is further improved, the beam body is stressed more uniformly, and the flatness of the beam body after the die is disassembled is improved. Specifically, the spacer is made of square timber, the height of the spacer is the same as the distance from the upper surface of the bottom support plate 61 to the upper surface of the base 1, and the width of the spacer is cut according to the size of the beam body.

The application method of the utility model comprises the following steps: the beam body is placed on the bottom supporting plates 61 of the two upper brackets 6, the sliding sleeve 5 is moved to enable the two side supporting plates 62 to be respectively clung to the left side and the right side of the beam body, the locking nut 7 on the sliding rod 4 is rotated and fixedly connected to one side, close to the fixed block 3, of the sliding sleeve 5, and the sliding sleeve 5 is prevented from moving in a direction away from the beam body, so that the beam body is matched with the upper brackets to be fixed.

With the above-described preferred embodiments according to the present utility model as an illustration, the above-described descriptions can be used by persons skilled in the relevant art to make various changes and modifications without departing from the scope of the technical idea of the present utility model. The technical scope of the present utility model is not limited to the description, but must be determined according to the scope of claims.

Claims (5)

1. The utility model provides a but jacking device of free regulation, its characterized in that, including horizontal base and the bracing piece of setting in the base bottom, the both ends of base upper surface are provided with two fixed blocks, are provided with the slide bar between two fixed blocks, are provided with the screw thread on the slide bar, wear to establish and sliding connection have two slip sleeve on the slide bar, fixedly connected with is lifted to the top on the slip sleeve, and one side that the slip sleeve is close to the fixed block is provided with the locking nut with slide bar threaded connection.

2. The freely adjustable jacking device according to claim 1, wherein the jacking is of an L-shaped structure and comprises a side supporting plate and a bottom supporting plate which are connected vertically, the bottom of the bottom supporting plate is fixedly connected with the top of the sliding sleeve, and the side supporting plate is fixedly connected to one side, close to the fixed block, of the bottom supporting plate.

3. The freely adjustable jacking device according to claim 2, wherein the sliding sleeve has a rectangular structure, a through hole for passing through the sliding rod is formed in the middle of the sliding sleeve, and the inner wall of the through hole is smooth.

4. The freely adjustable jacking device of claim 1 wherein said lock nut is a wing nut.

5. The freely adjustable jacking device according to claim 1, wherein a plurality of reinforcing ribs are symmetrically arranged between the bottom of the base and the side wall of the supporting rod, and the angle of each reinforcing rib is 45 degrees.