CN216405478U

CN216405478U - Building prefabrication square culvert convenient to concatenation

Info

Publication number: CN216405478U
Application number: CN202123057724.4U
Authority: CN
Inventors: 申峰
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-12-07
Filing date: 2021-12-07
Publication date: 2022-04-29
Anticipated expiration: 2031-12-07

Abstract

The utility model discloses a building prefabricated square culvert convenient to splice, which comprises a culvert pipe body, wherein the culvert pipe body is of a square pipe type structure, a splicing groove is formed in an opening at one end of the culvert pipe body, a splicing head is arranged at an opening at one end, far away from the splicing groove, of the culvert pipe body, cable grooves are formed in the inner wall of the culvert pipe body, and reinforcing steel bars are equidistantly arranged in the inner wall of the culvert pipe body. The utility model has the following beneficial effects: according to the utility model, the hole on the other side is made into the three-way square culvert, the reinforcing rib is additionally arranged on one side of the third opening, the bearing capacity of the square culvert is ensured, the material cost is lower, other costs are not increased, the prefabricated three-way square culvert can be hoisted after meeting the bearing capacity only by the cushion layer when being transported to a construction site, the site installation is very convenient and fast, the installation efficiency is very high, the procedures of hoisting, installation, filling, water proofing at the interface and the like are completed in about one hour, and the time cost is greatly saved.

Description

Building prefabrication square culvert convenient to concatenation

The technical field is as follows:

the utility model relates to a square culvert, in particular to a building prefabricated square culvert convenient to splice, and belongs to the technical field of square culverts.

Background art:

the existing prefabricated square culvert is of a cuboid structure, two opposite openings are formed, the prefabricated square culvert is laid underground through splicing connection, but the prefabricated square culvert can be realized only by casting concrete on site when the prefabricated square culvert is connected with an inspection well, the casting concrete on site needs working procedures of supporting a template, binding reinforcing steel bars, casting, maintaining, removing the template and the like, the construction period is long, and the excavation of a road surface cannot be immediately carried out; meanwhile, the phenomena of template installation deviation, insufficient vibration, slurry leakage, untimely maintenance and the like can exist in construction, the construction process is complicated, the number of intermediate links is large, the more the possibility of problems is, and the good effect can be achieved only by the cooperation of experienced construction teams on the engineering quality; the cast-in-place concrete needs to purchase reinforcing steel bars, bind the reinforcing steel bars, support a template, stir the concrete, pour, maintain, remove a template and prevent water, needs more work types, has higher labor cost although the material cost is lower, and needs to be matched with a plurality of work types; the time from formwork supporting to final formwork stripping and backfilling in the cast-in-place process needs 28 days, the road surface excavation needs retaining and maintenance in the period, the road is closed and can not pass, daily travel of residents is seriously affected, and the time cost is high.

The utility model has the following contents:

the utility model aims to overcome the defects of the prior art and provide a building prefabricated square culvert convenient to splice.

In order to solve the technical problems, the utility model provides the following technical scheme:

the utility model relates to a building prefabricated square culvert convenient to splice, which comprises a culvert pipe body, wherein the culvert pipe body is of a square pipe type structure, a splicing groove is formed in an opening at one end of the culvert pipe body, a splicing head is arranged at an opening at one end, far away from the splicing groove, of the culvert pipe body, a cable groove is formed in the inner wall of the culvert pipe body, reinforcing steel bars are arranged in the inner wall of the culvert pipe body at equal intervals, a protective base is arranged at the bottom of the culvert pipe body, a side pipe opening is formed in one side of the culvert pipe body, and lifting lugs are fixedly connected to the periphery of the top of the culvert pipe body.

In some embodiments of the present invention, the stent body has beveled inner walls at four corners.

In some embodiments of the present invention, the reinforcing steel bars are uniformly interspersed within the interior wall of the culvert body.

In some embodiments of the present invention, the cable trough is disposed inside the interior wall of the culvert body and between the gaps of the reinforcing bars, the cable trough being in communication with both ends of the culvert body.

In some embodiments of the utility model, the stent body is internally provided with a stiffener on the side close to the proximal orifice.

In some embodiments of the utility model, anti-retreat mechanisms are arranged at openings at two ends of the culvert pipe body, each anti-retreat mechanism comprises a sliding groove, the inner wall of the culvert pipe body close to one end of the splicing groove is internally provided with the sliding groove, the inside of the sliding groove is connected with a sliding block in a sliding manner, one side of the sliding block extends to the outside of the inner wall of the culvert pipe body and is fixedly connected with a pin block, one side of the sliding block, far away from the pin block, is symmetrically and fixedly connected with a spring, the middle part of the sliding block, close to one side of the spring, is fixedly connected with a connecting rod, the outer wall of the culvert pipe body is provided with a shifting groove at a position matched with the sliding groove, and one end of the connecting rod, far away from the sliding block, extends to the inside of the shifting groove and is fixedly connected with a shifting plate.

In some embodiments of the present invention, the outer wall of the culvert body near one end of the splice is provided with a pin slot, and the size of the pin slot is matched with that of the pin block.

The utility model has the following beneficial effects: according to the utility model, the hole on the other side is made into the three-way square culvert, the reinforcing rib is additionally arranged on one side of the third opening, the bearing capacity of the square culvert is ensured, the material cost is lower, other costs are not increased, the prefabricated three-way square culvert can be hoisted after meeting the bearing capacity only by the cushion layer when being transported to a construction site, the site installation is very convenient and fast, the installation efficiency is very high, the procedures of hoisting, installation, filling, water proofing at the interface and the like are completed in about one hour, and the time cost is greatly saved.

Description of the 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 principles of the utility model and not to limit the utility model. In the drawings:

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

FIG. 2 is a schematic view of the backside structure of the present invention;

FIG. 3 is a schematic view of the internal rebar placement configuration of the present invention;

fig. 4 is a schematic structural view of the retreat preventing mechanism of the present invention.

In the figure: 1. a culvert body; 2. splicing grooves; 3. splicing heads; 4. a cable trough; 5. reinforcing steel bars; 6. a protective base; 7. a side pipe orifice; 8. lifting lugs; 9. a back-off prevention mechanism; 91. a chute; 92. a slider; 93. a pin block; 94. a spring; 95. a connecting rod; 96. a groove is poked; 97. dialing a plate; 98. a pin slot.

The specific implementation mode is as follows:

in order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the specification of the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that an article or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. The term "comprising" is used to specify the presence of stated features, integers, steps, operations, elements, components, and/or groups thereof, but does not exclude the presence of other similar features, integers, steps, operations, components, or groups thereof.

In the description of the present application, it should be noted that the terms "upper", "lower", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings or orientations or positional relationships conventionally found in use of products of the application, and are used only for convenience in describing the present application and for simplification of description, but do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present application.

In the description of the present application, it is also to be noted that, unless otherwise explicitly specified or limited, the terms "disposed" and "connected" are to be interpreted broadly, e.g., as being either fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

Some embodiments of the present application will be described in detail below with reference to the accompanying drawings. The various embodiments and features of the embodiments described below can be interchanged with one another without conflict.

Referring to fig. 1-4, the utility model provides a building prefabricated culvert convenient to splice, which comprises a culvert body 1, wherein the culvert body 1 is of a square pipe type structure, a splicing groove 2 is formed in an opening at one end of the culvert body 1, a splicing head 3 is arranged at an opening at one end of the culvert body 1, which is far away from the splicing groove 2, a cable groove 4 is formed in the inner wall of the culvert body 1, reinforcing steel bars 5 are equidistantly arranged in the inner wall of the culvert body 1, a protective base 6 is arranged at the bottom of the culvert body 1, a side pipe opening 7 is formed in one side of the culvert body 1, lifting lugs 8 are fixedly connected to the periphery of the top of the culvert body 1, and the culvert body can be conveniently and better hoisted through the lifting lugs 8.

In some embodiments of the present invention, the four corners of the inner wall of the stent body 1 are all beveled structures, which facilitates increasing the strength of the stent body 1.

In some embodiments of the present invention, the reinforcing bars 5 are uniformly inserted into the interior wall of the culvert body 1.

In some embodiments of the present invention, the cable groove 4 is disposed inside the inner wall of the culvert body 1 and between the gaps of the steel bars 5, and the cable groove 4 is communicated with two ends of the culvert body 1, so as to facilitate better cable routing.

In some embodiments of the present invention, the stent body 1 may be provided with a stiffener inside the side near the proximal nozzle 7, which may further increase the bearing strength of the stent body 1.

In some embodiments of the present invention, the anti-back mechanism 9 is disposed at the opening at two ends of the culvert body 1, please refer to fig. 4, the anti-back mechanism 9 includes a sliding groove 91, the sliding groove 91 is disposed inside the inner wall of the culvert body 1 near one end of the splice groove 2, a sliding block 92 is slidably connected inside the sliding groove 91, one side of the sliding block 92 extends to the outside of the inner wall of the culvert body 1 and is fixedly connected with a pin block 93, one side of the sliding block 92 far away from the pin block 93 is symmetrically and fixedly connected with a spring 94, a connecting rod 95 is fixedly connected to the middle portion of one side of the sliding block 92 near the spring 94, a shifting groove 96 is disposed at a position where the outer wall of the culvert body 1 matches the sliding groove 91, one end of the connecting rod 95 far away from the sliding block 92 extends to the inside of the shifting groove 96 and is fixedly connected with a shifting plate 97, a pin groove 98 is disposed on the outer wall of one end of the culvert body 1 near the splice 3, and the pin groove 98 matches the size of the pin block 93.

Understandably, when two culvert bodies 1 are spliced, one end of a splice 3 of one culvert body 1 is inserted into a splice groove 2 of the other culvert body 1, the pin block 93 is pushed open by the splice groove 2 of the other culvert body 1, when the two culvert bodies 1 are completely spliced, the pin block 93 pushes the slider 92 to pin into the pin groove 98 through the spring 94, the two culvert bodies 1 are connected, the pin block is prevented from moving back, the follow-up better gap is convenient to fill, when the two culvert bodies 1 need to be separated, the shifting plate 97 is pulled outwards, namely, the connecting rod 95 can drive the pin block 93 to separate from the pin groove 98, and the two side pipe orifices 7 can be separated.

Before the three-way square culvert is used, the stress condition of the steel bars 5 is calculated, the reinforcing bars of the existing prefabricated square culvert are adjusted, the reinforcing ribs are added to ensure the bearing capacity of the square culvert, and the other side of the steel bars is provided with holes, so that the three-way square culvert is formed, the existing process is utilized in a prefabrication factory for pouring and high-temperature maintenance, the three-way square culvert is transported to a construction site, and the three-way square culvert is hoisted, spliced and installed in place at one step, so that the construction time is greatly shortened; the three-way square culvert is produced in a prefabrication plant in large batch, only the reinforcing rib is added on one side provided with the third opening, the bearing capacity of the square culvert is ensured, the material cost is lower, and other costs are not required to be increased; the prefabricated tee bend square culvert transports to the job site, only needs the bed course can hoist after satisfying the bearing capacity, and the field installation, very convenient and fast, the installation effectiveness is very high, and the process such as filling waterproof from hoist and mount, installation and kneck approximately needs an hour whole completion, has saved the time cost greatly, and the assembled building requirement of advocating in the country in recent years is very close.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

It will be evident to those skilled in the art that the present application is not limited to the details of the foregoing illustrative embodiments, and that the present application may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the application 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.

Claims

1. The utility model provides a building is prefabricate square culvert convenient to concatenation, includes culvert pipe body (1), its characterized in that, culvert pipe body (1) is square pipe type structure, just splice groove (2) have been seted up to the one end opening part of culvert pipe body (1), the one end opening part that splice groove (2) were kept away from in culvert pipe body (1) is equipped with splice head (3), cable groove (4) have been seted up to the inner wall inside of culvert pipe body (1), the inside equidistance of inner wall of culvert pipe body (1) is equipped with reinforcing bar (5), the bottom of culvert pipe body (1) is equipped with protection base (6), the side mouth of pipe (7) has been seted up to one side of culvert pipe body (1), the top of culvert pipe body (1) all around equal fixedly connected with lug (8).

2. The splicing-facilitating building prefabricated square culvert according to claim 1, wherein four corners of the inner wall of the culvert body (1) are bevel structures.

3. The easy-to-splice building precast square culvert according to claim 1, characterized in that the steel bars (5) are uniformly inserted inside the inner wall of the culvert body (1).

4. The easy-to-splice building prefabricated square culvert according to claim 1, wherein the cable trough (4) is arranged inside the inner wall of the culvert body (1) and between the gaps of the steel bars (5), and the cable trough (4) is communicated with two ends of the culvert body (1).

5. The splicing-facilitating building prefabricated culvert according to claim 1, characterized in that reinforcing ribs are arranged inside one side of the culvert body (1) near the side pipe mouth (7).

6. The building prefabrication culvert convenient to splice of claim 1, characterized in that the opening at both ends of the culvert body (1) is provided with a withdrawal prevention mechanism (9), the withdrawal prevention mechanism (9) comprises a sliding groove (91), the sliding groove (91) is formed inside the inner wall of the culvert body (1) near one end of the splicing groove (2), the sliding groove (91) is connected with a sliding block (92) in a sliding manner, one side of the sliding block (92) extends to the outside of the inner wall of the culvert body (1) and is fixedly connected with a pin block (93), one side of the sliding block (92) far away from the pin block (93) is symmetrically and fixedly connected with a spring (94), the middle part of one side of the sliding block (92) near the spring (94) is fixedly connected with a connecting rod (95), and a shifting groove (96) is formed at the position of the outer wall of the culvert body (1) which is matched with the sliding groove (91), one end, far away from the sliding block (92), of the connecting rod (95) extends to the inner part of the poking groove (96) and is fixedly connected with a poking plate (97).

7. The splicing-facilitating building prefabricated square culvert according to claim 6, wherein the outer wall of the culvert body (1) near one end of the splice (3) is provided with a pin slot (98), and the pin slot (98) is matched with the size of the pin block (93).