Prefabricated valve well structure

Abstract

The utility model relates to the technical field of water conservancy and hydropower engineering, and discloses a prefabricated valve well structure which is characterized in that a plurality of beam grooves are formed in the top of a valve well side wall, the ends of #-shaped prefabricated beams are installed in the beam grooves, and a plurality of convex prefabricated slabs are installed between the #-shaped prefabricated beams and the inner side of the valve well side wall; according to the utility model, the #-shaped precast beam is hoisted on the side wall of the valve well, the end part of the #-shaped precast beam is placed in the beam groove, the water stop strip is arranged on the convex precast slab, the convex precast slab is arranged between the #-shaped precast beam and the side wall of the valve well, and the hoisting hole and the staircase are installed through the joint bars. The top plate concrete layer is poured on the multiple convex prefabricated plates, the #-shaped prefabricated beams and the convex prefabricated plates can form a whole through the water stop strips and the top plate concrete layer, underground water is prevented from seeping into the valve well through contact gaps, installation of the valve well can be completed, the work of erecting a scaffold, a formwork and the like is omitted, the construction procedure is simplified, and the work efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to water conservancy and hydropower engineering technical field, concretely is a prefabricated valve well structure. BACKGROUND

[0002] In water supply engineering design, generally all set up various valve wells, and the valve well adopts reinforced concrete pouring and is formed. In the traditional construction method, all are adopted first pouring valve well side wall, erecting scaffold, laying formwork, binding roof reinforcement, pouring valve well roof concrete, finally removing scaffold, formwork, and are transported out through the reserved hoisting hole.

[0003] Adopting the traditional structure, the traditional construction method needs to erect a large amount of scaffold, and the valve well is a relatively closed space, needs to carry out formwork, scaffold erection and removal operation and cleaning construction waste in the interior, and the operation environment is very poor, and the construction difficulty is big, the construction period is long, and the construction cost is higher, for this, a prefabricated valve well structure is provided. UTILITY MODEL CONTENTS

[0004] The utility model is provided to solve the problems in the above background technical field.

[0005] To achieve the above object, the utility model provides the following technical scheme: a prefabricated valve well structure, including valve well side wall, the top of valve well side wall is opened to a plurality of beam grooves, the inside of a plurality of beam grooves is installed with the end of the well-shaped prefabricated beam, a plurality of convex prefabricated boards are installed between the well-shaped prefabricated beam and the inside of valve well side wall, the contact of a plurality of convex prefabricated boards and well-shaped prefabricated beam and valve well side wall is all installed with water stop strip, the well-shaped prefabricated beam is provided with the embedded bar, the top of well-shaped prefabricated beam is installed with hoisting hole and stairwell through embedded bar, the convex prefabricated board is provided with mounting assembly.

[0006] As preferred, the top of a plurality of the convex prefabricated boards is poured with roof concrete layer.

[0007] As preferred, the mounting assembly includes embedded part, the embedded part is arranged on the convex prefabricated board, two recesses are arranged in the inside of embedded part, the inside of recess is fixedly connected with limiting block, the one end of recess is provided with insertion slot, the one end of embedded part, away from insertion slot, is installed with elastic plate, and the water stop strip is installed in the inside of embedded part.

[0008] As preferred, the one end of the elastic plate is matched with recess and insertion slot respectively, and the one end of the elastic plate is inserted into the inside of insertion slot.

[0009] As preferred, the one side of the limiting block is provided with inclined surface.

[0010] Preferably, the elastic plate described above is provided with an arc-shaped plate, which abuts against the outer side of the waterstop strip.

[0011] Compared with the prior art, the present invention, by adopting the above technical solution, has the following technical effects:

[0012] 1. This utility model involves hoisting a precast grid beam onto the side wall of a valve well, placing the ends of the precast grid beam inside the beam groove, installing a waterstop strip on a convex precast slab, and then installing the convex precast slab between the precast grid beam and the side wall of the valve well. Reinforcing bars are then inserted to complete the installation of the lifting hole and stairwell. A top concrete layer is then poured onto several convex precast slabs. The waterstop strip and the top concrete layer together form a unified structure between the precast grid beam and the convex precast slab, preventing groundwater from seeping into the valve well through contact gaps. This completes the valve well installation, eliminating the need for scaffolding and formwork, simplifying the construction process, and improving work efficiency.

[0013] 2. This utility model involves pulling one end of the elastic plate away from the slot, inserting one end of the elastic plate between the two limiting blocks and into the groove. By changing the position of the end of the elastic plate, the curvature of the arc plate position of the elastic plate is increased, thereby enabling the fixing of waterstop strips of different widths and improving the versatility of waterstop strip installation on convex precast plates. Attached Figure Description

[0014] To more clearly illustrate the technical solutions in the embodiments of this application or the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this application. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

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

[0016] Figure 2 This is a schematic diagram of the pre-reserved beam groove structure in the valve well sidewall of this utility model;

[0017] Figure 3 This is a schematic diagram of the valve well sidewall structure of this utility model;

[0018] Figure 4 This is a schematic diagram of the grid-like precast beam structure of this utility model;

[0019] Figure 5 This is a schematic diagram of the convex precast slab structure of this utility model;

[0020] Figure 6 This is a partial cross-sectional structural diagram of the convex precast slab of this utility model;

[0021] Figure 7 For the Figure 6 A zone amplification structure schematic diagram.

[0022] Reference signs: 1, valve well side wall; 2, well-shaped prefabricated beam; 3, convex prefabricated plate; 4, beam groove; 5, inserted rib; 6, water stop; 7, top plate concrete layer; 8, hanging hole; 9, stairwell; 10, embedded part; 11, groove; 12, limiting block; 13, inclined surface; 14, insertion slot; 15, elastic plate. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0024] It should be understood that the structures, proportions, sizes, etc. shown in the drawings of the present application are only used to cooperate with the content disclosed in the specification, to enable those skilled in the art to understand and read, and are not used to limit the limiting conditions of the embodiments of the present application, so they do not have technical substantive significance. Any modification of structure, change of proportion relationship or adjustment of size, without affecting the effects and purposes that can be achieved by the present application, should still fall within the scope of the technical content disclosed by the present application.

[0025] EMBODIMENT

[0026] Please refer to Figures 1-7 The present application provides a technical solution: a prefabricated valve well structure, comprising a valve well side wall 1, a plurality of beam grooves 4 are formed at the top of the valve well side wall 1, the end of the well-shaped prefabricated beam 2 is installed inside the plurality of beam grooves 4, the cross-sectional size of the well-shaped prefabricated beam 2 is adjusted according to the length and width of the valve well and the structure size on the well-shaped prefabricated beam 2 to meet the stress requirement, since the well-shaped prefabricated beam 2 has strong bearing capacity, it can be applied to valve well structures with larger span;

[0027] The convex prefabricated plate 3 is installed between the well-shaped prefabricated beam 2 and the inner side of the valve well side wall 1, one end of the convex prefabricated plate 3 is overlapped on the well-shaped prefabricated beam 2, and the other end is overlapped on the valve well side wall 1, the convex prefabricated plate 3 is not suitable to be too large in size due to the bending during hoisting, a top plate concrete layer 7 is poured on the top of the convex prefabricated plate 3, a water stop strip 6 is installed at the contact position of the convex prefabricated plate 3, the well-shaped prefabricated beam 2 and the valve well side wall 1, the water stop strip 6 is expanded after absorbing water to squeeze and block the gap to stop water, a dowel 5 is arranged on the well-shaped prefabricated beam 2, the hoisting hole 8 and the stairwell 9 are installed on the top of the well-shaped prefabricated beam 2 through the dowel 5, the convex prefabricated plate 3 is installed between the well-shaped prefabricated beam 2 and the valve well side wall 1 after the well-shaped prefabricated beam 2 is hoisted on the valve well side wall 1, the end of the well-shaped prefabricated beam 2 is placed in the beam groove 4, the water stop strip 6 is installed on the convex prefabricated plate 3, the hoisting hole 8 and the stairwell 9 are installed through the dowel 5, the top plate concrete layer 7 is poured on the convex prefabricated plate 3, the well-shaped prefabricated beam 2 and the convex prefabricated plate 3 are integrated through the water stop strip 6 and the top plate concrete layer 7 to prevent the groundwater from seeping into the valve well through the contact gap, the installation of the valve well is completed, the work of erecting the scaffold and the formwork is saved, the construction process is simplified, the work efficiency is improved, and the installation assembly is arranged on the convex prefabricated plate 3.

[0028] In order to prevent the water stop strip 6 from falling off, the installation assembly comprises a pre-buried part 10 arranged on the convex prefabricated plate 3, two recesses 11 are arranged on the two sides of the inside of the pre-buried part 10, the inside of the recess 11 is fixedly connected with a limiting block 12, one end of the recess 11 is provided with a slot 14, the two sides of the inside of the pre-buried part 10 away from the slot 14 are provided with an elastic plate 15, and the water stop strip 6 is arranged in the inside of the pre-buried part 10; the water stop strip 6 is inserted into the inside of the pre-buried part 10, the elastic plate 15 abuts against the outside of the water stop strip 6, and the water stop strip 6 can be limited and fixed;

[0029] In order to improve the universality of the installation of the water stop strip 6 on the convex prefabricated plate 3, one end of the elastic plate 15 is matched with the recess 11 and the slot 14, one end of the elastic plate 15 is inserted into the inside of the slot 14, one side of the limiting block 12 is provided with an inclined surface 13, an arc-shaped plate is arranged on the elastic plate 15, and the arc-shaped plate abuts against the outside of the water stop strip 6; one end of the elastic plate 15 is inserted between the two limiting blocks 12 and into the inside of the recess 11 by pulling one end of the elastic plate 15 away from the inside of the slot 14, the position of the end of the elastic plate 15 is changed, the arc-shaped plate of the elastic plate 15 is increased in position arc, and the water stop strip 6 of different widths can be fixed.

[0030] The working principle or structural principle is that when the valve well is installed, the well-shaped prefabricated beam 2 is hoisted on the valve well side wall 1, the end of the well-shaped prefabricated beam 2 is placed in the beam groove 4, the water stop strip 6 is installed on the convex prefabricated plate 3, then the convex prefabricated plate 3 is installed between the well-shaped prefabricated beam 2 and the valve well side wall 1, the hoisting hole 8 and the stairwell 9 are installed through the dowel 5, the top plate concrete layer 7 is poured on the plurality of convex prefabricated plates 3, the well-shaped prefabricated beam 2 and the convex prefabricated plate 3 are formed as a whole through the water stop strip 6 and the top plate concrete layer 7, and the underground water is prevented from seeping into the valve well through the contact gap;

[0031] When the water stop strip 6 is installed, the water stop strip 6 is inserted into the inside of the embedded part 10, and the elastic plate 15 is abutted against the outside of the water stop strip 6, so that the water stop strip 6 is secondarily limited and fixed, and the water stop strip 6 is prevented from falling off, when the water stop strip 6 with different widths needs to be installed, one end of the elastic plate 15 is pulled out of the inside of the insertion slot 14, one end of the elastic plate 15 is inserted between the two limiting blocks 12 and into the recess 11, the position of the end of the elastic plate 15 is replaced, the curvature of the arc-shaped plate of the elastic plate 15 is increased, so that the water stop strip 6 with different widths can be fixed, and the universality of the installation of the water stop strip 6 on the convex prefabricated plate 3 is improved.

[0032] Those skilled in the art can understand that the features described in various embodiments and / or claims of the present application can be combined or / and combined, even if such combinations or combinations are not explicitly described in the present application. In particular, the features described in various embodiments and / or claims of the present application can be combined and / or combined without departing from the spirit and teachings of the present application. All these combinations and / or combinations fall within the scope of the present application.

Claims

1. A pre-fabricated valve pit structure comprising a valve pit wing wall (1), characterised in that: The top of the valve well side wall (1) is provided with a plurality of beam grooves (4), the inside of a plurality of the beam grooves (4) is provided with the end of the well-shaped precast beam (2), a plurality of convex precast boards (3) are arranged between the well-shaped precast beam (2) and the inside of the valve well side wall (1), a water stop strip (6) is arranged at the contact position of a plurality of the convex precast boards (3) and the well-shaped precast beam (2) and the valve well side wall (1), the well-shaped precast beam (2) is provided with a dowel bar (5), the top of the well-shaped precast beam (2) is provided with a hanging hole (8) and a stairwell (9) through the dowel bar (5), and the convex precast board (3) is provided with a mounting assembly.

2. A pre-fabricated valve pit structure according to claim 1, characterised in that: The top of a plurality of the convex precast boards (3) is poured with a roof concrete layer (7).

3. A pre-fabricated valve pit structure as claimed in claim 1, wherein: The mounting assembly comprises a pre-embedded part (10), the pre-embedded part (10) is arranged on the convex precast board (3), two recesses (11) are arranged on the inside of the pre-embedded part (10), the inside of the recess (11) is fixedly connected with a limiting block (12), one end of the recess (11) is provided with a slot (14), the inside of the pre-embedded part (10) is provided with an elastic plate (15) away from the slot (14), and the water stop strip (6) is arranged in the inside of the pre-embedded part (10).

4. A pre-fabricated valve pit structure according to claim 3, characterised in that: One end of the elastic plate (15) is matched with the recess (11) and the slot (14), respectively, and the one end of the elastic plate (15) is inserted into the inside of the slot (14).

5. A pre-fabricated valve pit structure according to claim 3, wherein: One side of the limiting block (12) is provided with an inclined surface (13).

6. A pre-fabricated valve pit structure according to claim 3, wherein: The elastic plate (15) is provided with an arc-shaped plate, and the arc-shaped plate abuts against the outside of the water stop strip (6).

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