CN220581842U - Temporary supporting device in steel corrugated pipe culvert - Google Patents

Abstract

The utility model provides a steel corrugated pipe culvert temporary supporting device, which comprises: be responsible for, branch and spacing arch, be responsible for the inside that is located the steel corrugated culvert, and the axial that is responsible for is unanimous with the length direction of steel corrugated culvert, is responsible for and includes: the two inner threaded pipes are respectively sleeved at two ends of the outer threaded pipe in a threaded mode, the two ends of the outer threaded pipe are conical, the directions of threads at the two ends of the outer threaded pipe are opposite, and the length of the outer threaded pipe extending into the inner threaded pipe is increased while the two inner threaded pipes are enabled to move towards opposite directions through rotating the outer threaded pipe. The utility model can ensure that the steel corrugated culvert is not deformed due to compaction operation of a backfill area in the backfill process, and ensure the construction quality of the culvert.

Description

Temporary supporting device in steel corrugated pipe culvert

Technical Field

The utility model belongs to the technical field of culvert construction, and particularly relates to a temporary supporting device in a steel corrugated pipe culvert.

Background

The highway traffic facilities rapidly develop, new green materials and new technologies are popularized and applied in engineering, the steel corrugated pipe culvert has an underground flexible structure with higher bearing capacity and stronger deformation adaptability, the sand stone and cement consumption can be greatly reduced, the cement can be dismantled and reused, the environment is protected with low carbon, and the sustainable development of highway and municipal construction is facilitated.

At present, the steel corrugated culvert has flexible characteristic, and the steel corrugated culvert is in backfilling the in-process, needs to carry out compaction to backfilling the region through compaction machinery, and the compaction in-process, the steel corrugated culvert is compressed deformation easily, influences culvert construction quality.

Accordingly, there is a need to provide an improved solution to the above-mentioned deficiencies of the prior art.

Disclosure of Invention

The utility model aims to solve the problem that the steel corrugated pipe culvert in the prior art is easy to deform due to the influence of backfill compaction construction, so that the construction quality is reduced, and provides a temporary supporting device in the steel corrugated pipe culvert.

In order to achieve the above object, the present utility model provides the following technical solutions:

a steel corrugated pipe in-line temporary support device, comprising: be responsible for, branch and spacing arch, be responsible for the inside that is located the steel bellows culvert, just the axial that is responsible for is unanimous with the length direction of steel bellows culvert, be responsible for and include: the two internal thread pipes are respectively sleeved at two ends of the external thread pipe in a threaded manner, the two ends of the external thread pipe are conical, the directions of threads at the two ends of the external thread pipe are opposite, and the length of the external thread pipe extending into the internal thread pipe is increased while the two internal thread pipes are displaced in opposite directions by rotating the external thread pipe; the support rods are distributed in a plurality along the circumferential direction of the internal thread pipe, the support rods are arranged at one end of the internal thread pipe far away from the external thread pipe, and one end of each support rod is inserted into the pipe cavity of the internal thread pipe along the radial direction; the limit protrusion includes: the outer bulge and the inner bulge are both arranged on the supporting rod, the outer bulge is positioned outside the pipe cavity of the internal thread pipe, so that the length of the supporting rod inserted into the pipe cavity of the internal thread pipe does not exceed the radius of the internal thread pipe at most, and the inner bulge is positioned in the pipe cavity of the internal thread pipe to limit the overhanging length of the supporting rod.

In the temporary supporting device in the steel corrugated pipe culvert, preferably, the middle part of the external threaded pipe is uniformly provided with a plurality of handles along the circumferential direction.

Preferably, the inner ends of the struts are tapered.

Preferably, the outer end of the supporting rod is rotatably provided with a roller;

the rolling direction of the roller is consistent with the axial direction of the main pipe.

Preferably, the tapered end of the externally threaded pipe is coaxially arranged with the internally threaded pipe.

The beneficial effects are that: the utility model can ensure that the steel corrugated culvert is not deformed due to compaction operation of a backfill area in the backfill process, and ensure the construction quality of the culvert.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. Wherein:

FIG. 1 is an overall schematic of the present utility model;

FIG. 2 is a schematic diagram of the present utility model in front view within a steel bellows culvert;

fig. 3 is an overall schematic view of the externally threaded pipe structure of the present utility model.

In the figure: 1. steel corrugated pipe culvert; 2. an external threaded tube; 3. an internally threaded tube; 4. a support rod; 5. an outer protrusion; 6. an inner protrusion; 7. a handle; 8. and a roller.

Detailed Description

The following description of the technical solutions in the embodiments of the present utility model will be clear and complete, and it is obvious that the described embodiments are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which are derived by a person skilled in the art based on the embodiments of the utility model, fall within the scope of protection of the utility model.

In the description of the present utility model, the terms "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", etc. refer to the orientation or positional relationship based on that shown in the drawings, merely for convenience of description of the present utility model and do not require that the present utility model must be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model. The terms "coupled" and "connected" as used herein are to be construed broadly and may be, for example, fixedly coupled or detachably coupled; either directly or indirectly through intermediate components, the specific meaning of the terms being understood by those of ordinary skill in the art as the case may be.

The utility model will be described in detail below with reference to the drawings in connection with embodiments. It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other.

The embodiment aims at providing a temporary supporting device in a steel corrugated pipe culvert, and the temporary supporting device has the main effects that the steel corrugated pipe culvert during backfill compaction can be guaranteed not to deform so as to influence the construction quality, and the construction efficiency of a culvert can be effectively guaranteed.

Referring to fig. 1, 2 and 3, comprising: be responsible for, branch 4 and spacing arch, wherein be responsible for the inside of transversely arranging in steel bellows culvert 1, and the axial of being responsible for is unanimous with the length direction of steel bellows culvert 1, should be responsible for and include: the external thread pipe 2 and the pair of internal thread pipes 3, two internal thread pipes 3 are respectively threaded at the both ends of external thread pipe 2, the both ends of external thread pipe 2 all are coniform and the both ends screw thread direction of external thread pipe 2 is opposite, so that when actual construction can make two internal thread pipes 3 shift towards opposite direction through rotating external thread pipe 2, increase the length that external thread pipe 2 stretches into internal thread pipe 3, the coning of external thread pipe 2 holds and internal thread pipe 3 coaxial setting, the middle part of external thread pipe 2 has four handles 7 along circumference equipartition, so that constructor rotates through handle 7 control external thread pipe 2, because external thread pipe 2 and a pair of internal thread pipe 3 are the tubulose, thereby can effectively alleviate the bulk weight of main pipe, make things convenient for constructor to its transfer, reduce constructor's intensity of labour.

Referring to fig. 1 and 3, eight struts 4 are distributed along the circumferential direction of an internally threaded pipe 3, the struts 4 are arranged at one end of the internally threaded pipe 3 far away from an externally threaded pipe 2, so that threads connected with the externally threaded pipe 2 in the pipe cavity of the internally threaded pipe 3 are avoided, the inner end of the struts 4 is radially inserted into the pipe cavity of the internally threaded pipe 3, and meanwhile, the struts 4 can radially displace within a certain range to adapt to steel corrugated pipe culverts 1 with different diameters, the application range of the device is effectively improved, rollers 8 are rotatably arranged at the outer ends of the struts 4, the rolling direction of the rollers 8 is consistent with the axial direction of a main pipe, friction force between the outer ends of the struts 4 and the inner wall of the steel corrugated pipe culverts 1 is reduced through the rollers 8, so that when the struts 4 are propped against the inner wall of the steel corrugated pipe culverts 1, axial displacement of the steel corrugated pipe culverts 1 can be also along the axial displacement of the steel corrugated pipe culverts 1, and beneficial conditions are provided for subsequent integral displacement of the device; the inner end of the rod 4 is tapered so that the tapered surface of the tapered end of the externally threaded tube 2 is in contact with the inner end of the rod 4.

The spacing arch includes: the outer bulge 5 and the inner bulge 6 are annular, the outer bulge 5 and the inner bulge 6 can be formed in a welding mode, the outer bulge 5 and the inner bulge 6 are welded and fixed on the outer surface of the support rod 4, the outer bulge 5 is located outside the cavity of the inner threaded pipe 3, the length of the support rod 4 inserted into the cavity of the inner threaded pipe 3 does not exceed the radius of the inner threaded pipe 3 at most, and the inner bulge 6 is located inside the cavity of the inner threaded pipe 3 to limit the length of the support rod 4 extending outwards of the cavity of the inner threaded pipe 3, and in addition, falling of the support rod 4 from the inner threaded pipe 3 can be avoided.

During practical use, referring to fig. 1 and 2, firstly, the whole device is transferred to the inside of the steel bellows culvert 1, during the period, the roller 8 can be utilized to move the device, labor force is effectively saved, labor intensity of constructors is reduced, then the device is moved to an accurate position according to the section of the steel bellows culvert 1, which needs to be backfilled and compacted, after reaching a designated position, the external threaded pipe 2 is rotated through the handle 7, when the outer end of the supporting rod 4 is not propped against the inner wall of the steel bellows culvert 1, the constructors are required to hold the two external threaded pipes 2, at this time, along with rotation of the external threaded pipe 2, the two internal threaded pipes 3 simultaneously move towards each other, simultaneously, the conical end of the external threaded pipe 2 also gradually penetrates into the internal threaded pipe 3, when the conical surface of the conical end of the external threaded pipe 2 contacts with the inner end of the supporting rod 4, the internal end of the supporting rod 4 is continuously controlled to be supported outwards, the corresponding external end of the supporting rod 4 is gradually close to the inner wall of the steel bellows culvert 1 along with continuous pushing of the external threaded pipe 2, when the external end of the supporting rod 4 and the inner wall of the steel bellows culvert 1 are not contacted with each other, the inner wall of the steel bellows culvert 1 can be continuously stressed, the length of the steel bellows culvert 1 can be continuously stressed by the device can be ensured, and the step of releasing the external pipe 1 can be realized, and the external pipe can be realized by the device can be repeatedly and the required to be deformed by the device, and the device is only needs to be deformed by the inner and replaced by the inner pipe 1, and the inner end of the steel bellows 1 has no need to be continuously when the inner end is required to be deformed by the inner end 1, great convenience is brought to culvert construction.

In this embodiment, the length of the internally threaded tube 3 is not longer than half the length of the externally threaded tube 2, so as to ensure that the outer end of the strut 4 can be gradually extended by being continuously pushed by the tapered end of the externally threaded tube 2, that is, the outer end of the strut 4 gradually approaches the inner wall of the steel bellows culvert 1.

It is to be understood that the above description is exemplary only and that the embodiments of the present application are not limited thereto.

The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the particular embodiments disclosed, but on the contrary, the intention is to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the utility model as defined by the appended claims.

Claims (5)

1. Temporary supporting device in steel corrugated pipe culvert, characterized by comprising:

the main pipe is located the inside of corrugated steel pipe culvert, just the axial of being responsible for is unanimous with the length direction of corrugated steel pipe culvert, be responsible for and include: the two internal thread pipes are respectively sleeved at two ends of the external thread pipe in a threaded manner, the two ends of the external thread pipe are conical, the directions of threads at the two ends of the external thread pipe are opposite, and the length of the external thread pipe extending into the internal thread pipe is increased while the two internal thread pipes are displaced in opposite directions by rotating the external thread pipe;

the support rods are distributed along the circumferential direction of the internal thread pipe, are arranged at one end of the internal thread pipe far away from the external thread pipe, and are inserted into the lumen of the internal thread pipe along the radial direction;

spacing arch includes: the outer bulge and the inner bulge are both arranged on the supporting rod, the outer bulge is positioned outside the pipe cavity of the internal thread pipe, so that the length of the supporting rod inserted into the pipe cavity of the internal thread pipe does not exceed the radius of the internal thread pipe at most, and the inner bulge is positioned in the pipe cavity of the internal thread pipe to limit the overhanging length of the supporting rod.

2. The steel corrugated pipe culvert temporary supporting device according to claim 1, wherein a plurality of handles are uniformly distributed in the middle of the externally threaded pipe along the circumferential direction.

3. The steel corrugated culvert temporary supporting device of claim 1, wherein the inner ends of the struts are tapered.

4. The steel corrugated pipe culvert temporary supporting device according to claim 1, wherein the outer end of the supporting rod is rotatably provided with a roller;

the rolling direction of the roller is consistent with the axial direction of the main pipe.

5. The steel corrugated pipe culvert temporary supporting device according to claim 1, wherein the tapered end of the externally threaded pipe is coaxially arranged with the internally threaded pipe.