A π beam adjustment device

Abstract

The utility model relates to the technical field of bridge construction, and discloses a π beam adjustment device including a support rod, an adjustment sleeve and an adjustment seat, the adjustment seats are respectively fixed between the webs, a support rod is horizontally arranged between the adjustment seats, the support rod is divided into a first support rod and a second support rod, one end of the second support rod extends into an end of the first support rod provided with an adjustment groove, the adjustment sleeve is arranged on the second support rod and can be moved on the second support rod and is threadedly connected to the first support rod, the length of the support rod is adjusted by the adjustment sleeve, so that the adjustment seats at both ends of the support rod can stably resist the two webs of the π beam, the webs of the π beam are fixed and supported, and deformation thereof is prevented during transportation and assembly. At the same time, the adjustment device is not only easy to install, but also can be reused, thereby reducing construction costs.

Description

Technical Field

[0001] The utility model relates to the technical field of bridge construction, in particular to a π beam adjusting device. Background Art

[0002] A concrete π beam is a beam composed of concrete and steel bars, which is mainly used to construct supporting structures of bridges and other buildings. The characteristic of a concrete π beam is that its internal structure contains a π-shaped tube composed of concrete and steel bars. This tubular structure has shear and compression resistance. In actual construction, in order to improve labor productivity and shorten the construction period, most of them are prefabricated in factories and transported to the construction site for use. During transportation, due to the structure of the π beam, the two webs are deformed or the webs are damaged, making the π beam unusable. Utility Model Content

[0003] The utility model aims to provide a π-beam adjusting device to solve the problem that the π-beam in the prior art proposed in the background art is deformed between two webs or the webs are damaged during transportation, which makes the π-beam unusable.

[0004] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0005] 7. The swiftly and minutely adjusting device for a wood-planer working table as claimed in claim 1, wherein the two guide wheels are pivotally connected to each other with a bolt, and the bolt has a round shank to contact with the guide wheel of the wood-planer working table. The guide wheels are pivotally connected to each other with a bolt, and the bolt has a round shank to contact with the guide wheel of the wood-planer working table.

[0006] Furthermore, the adjustment seat is a cube, one end of which abuts against the web, and the other end is fixedly connected to the support rod.

[0007] Furthermore, a reinforcement mechanism is provided on four side surfaces of the adjustment seat near one end of the web, and the reinforcement mechanism includes a reinforcement strip and a reinforcing rib.

[0008] Furthermore, the reinforcement strips have a square cross section and are four in total, which are respectively fixedly connected to the middle of four side surfaces of the adjustment seat near one end of the web.

[0009] Furthermore, reinforcing ribs are arranged between the four reinforcement strips, and the reinforcing ribs form a frame shape.

[0010] Furthermore, the diameter of the second support rod is smaller than that of the first support rod.

[0011] Furthermore, the adjustment slot is located at an end opening of the first support rod.

[0012] Furthermore, the length of the external thread of the first support rod is greater than the length of the adjustment slot.

[0013] Furthermore, two opposite handles are radially arranged on the outer wall of the adjustment sleeve.

[0014] Compared with the prior art, the beneficial effects of the utility model are: an adjustment device arranged between the two webs of the π beam is adopted, and the length of the support rod is adjusted by an adjustment sleeve, so that the adjustment seats at both ends of the support rod can stably resist the two webs of the π beam, thereby fixing and supporting the webs of the π beam and preventing them from deforming during transportation and assembly. At the same time, the adjustment device is not only easy to install but also can be reused, thereby reducing construction costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 This is a cross-sectional view of the regulating device of the utility model;

[0017] Figure 3 This is a schematic diagram of the support rod and the adjustment sleeve of the utility model;

[0018] Figure 4 This is a cross-sectional view of the adjustment sleeve of the utility model;

[0019] In the figure: 1-π beam, 11-panel, 12-web, 2-adjusting seat, 3-support rod, 31-first support rod, 311-adjusting groove, 312-external thread, 32-second support rod, 4-adjusting sleeve, 41-handle, 42-internal thread, 5-reinforcement mechanism, 51-reinforcement strip, 52-strengthening rib. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] like Figure 1-4As shown, a π beam adjustment device, the π beam includes a horizontally arranged panel 11, two webs 12 are vertically arranged under the panel 11, an adjustment device is arranged between the two webs 12, the adjustment device includes: a support rod 3, an adjustment sleeve 4 and an adjustment seat 2, the adjustment seat 2 is two, the adjustment seats 2 are respectively fixed between the webs 12, the support rod 3 is horizontally arranged between the adjustment seats 2, the support rod 3 is divided into a first support rod 31 and a second support rod 32, the first support rod 31 is a hollow structure, one end of which is fixedly connected to the adjustment seat 2, and the other end of the first support rod 31 is a hollow structure, one end of which is fixedly connected to the adjustment seat 2, and the other end of the first support rod 31 is a hollow structure, and ... One end is provided with an external thread 312 and a plurality of adjustment grooves 311 are evenly arranged; one end of the second support rod 32 extends into the end of the first support rod 31 provided with the adjustment groove 311, and the adjustment sleeve 4 is provided with an internal thread 42 corresponding to the external thread 312 of the first support rod 31. The diameter of the end of the adjustment sleeve 4 away from the first support rod 31 gradually decreases from the outside to the inside. The adjustment sleeve 4 is sleeved on the second support rod 32, can be moved on the second support rod 32 and is threadedly connected to the first support rod 31, and the adjustment device has the functions of fixing and supporting.

[0022] like Figure 1 As shown, the adjustment seat 2 is a cube, one end of which abuts against the web 12 and the other end is fixedly connected to the support rod 3.

[0023] like Figure 2 As shown, a reinforcement mechanism 5 is provided on four sides of the adjustment seat 2 near one end of the web 12 , and the reinforcement mechanism 5 includes a reinforcement strip 51 and a reinforcing rib 52 . The reinforcement mechanism 5 makes the support of the adjustment seat 2 to the web 12 more stable.

[0024] like Figure 2 As shown, the reinforcing strips 51 have a square cross section and there are four of them, which are respectively fixedly connected to the middle of the four side surfaces of the adjustment seat 2 near one end of the web 12 .

[0025] like Figure 2 As shown, reinforcing ribs 52 are provided between the four reinforcing strips 51 , and the reinforcing ribs 52 form a frame shape.

[0026] like Figure 1 As shown, the diameter of the second support rod 32 is smaller than that of the first support rod 31 .

[0027] like Figure 3 As shown, the adjustment slot 311 is located at the end opening of the first support rod 31 , and the adjustment sleeve 4 can move relative to the second support rod 32 .

[0028] like Figure 3 As shown, the length of the external thread 312 of the first support rod 31 is greater than the length of the adjustment slot 311 .

[0029] like Figure 4 As shown, two opposite handles 41 are radially arranged on the outer wall of the adjusting sleeve 4 to facilitate screwing the adjusting sleeve 4 .

[0030] In actual implementation, after the π beam is manufactured, the second support rod 32 is inserted into the first support rod 31, and then the adjustment seat 2 with the reinforcement mechanism 5 pre-installed is placed between the two webs 12 of the π beam to resist, and then the adjustment sleeve 4 is moved from the second support rod 32 to the end face of the first support rod 31, so that the internal thread 42 of the adjustment sleeve 4 contacts the external thread 312 of the first support rod 31, hold the handle 41 of the adjustment sleeve 4 and screw it, as one end of the first support rod 31 is screwed deeper into the adjustment sleeve 4, as the diameter of the adjustment sleeve 4 gradually decreases from the outside to the inside, the adjustment sleeve 4 tightly clamps the end of the first support rod 31 on the second support rod 32, completing the installation of the adjustment device. At this time, the π beam can be transported, lifted and assembled.

[0031] In actual implementation, after the π beam is assembled, the adjusting sleeve 4 is screwed in the reverse direction to pull the second support rod 32 out of the first support rod 31, and the adjusting device can be reused.

[0032] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A π beam adjustment device, the π beam comprising a horizontally arranged panel, two webs being vertically arranged under the panel, characterized in that: An adjustment device is arranged between the two webs, and the adjustment device comprises: a support rod, an adjustment sleeve and an adjustment seat, and there are two adjustment seats, and the adjustment seats are respectively fixed between the webs, and the support rod is horizontally arranged between the adjustment seats, and the support rod is divided into a first support rod and a second support rod, and the first support rod is a hollow structure, one end of which is fixedly connected to the adjustment seat, and the other end is provided with an external thread and a plurality of adjustment grooves are evenly arranged; one end of the second support rod extends into the end of the first support rod provided with the adjustment groove, and the adjustment sleeve is provided with an internal thread corresponding to the external thread of the first support rod, and the diameter of the end of the adjustment sleeve away from the first support rod gradually decreases from the outside to the inside, and the adjustment sleeve is arranged on the second support rod, can be moved on the second support rod and is threadedly connected to the first support rod.

2. The π-beam adjustment device according to claim 1, characterized in that: The adjustment seat is a cube, one end of which abuts against the web, and the other end is fixedly connected to the support rod.

3. The π-beam adjustment device according to claim 1, characterized in that: The four side surfaces of the adjustment seat are provided with reinforcement mechanisms close to one end of the web, and the reinforcement mechanisms include reinforcement strips and reinforcing ribs.

4. The π-beam adjustment device according to claim 3, characterized in that: The reinforcing strips have a square cross section and are four in total, and are respectively fixedly connected to the middle of four side surfaces of the adjusting seat close to one end of the web.

5. The π-beam adjustment device according to claim 4, characterized in that: Reinforcement ribs are arranged between the four reinforcement strips, and the reinforcement ribs form a frame shape.

6. The π-beam adjustment device according to claim 1, characterized in that: The second support rod has a smaller diameter than the first support rod.

7. The π-beam adjustment device according to claim 1, characterized in that: The adjustment slot is located at the end opening of the first support rod.

8. The π-beam adjustment device according to claim 1, characterized in that: The length of the external thread of the first support rod is greater than the length of the adjustment slot.

9. The π-beam adjustment device according to claim 4, characterized in that: Two opposite handles are radially arranged on the outer wall of the adjusting sleeve.

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