Foundation connecting wall structure of pump station

By adopting a double-layer reinforcement structure and an internal support skeleton reinforcement design in the reinforcement cage of the pump station foundation connection wall, the deformation problem of the reinforcement cage during the lifting and pouring process is solved, and the structural strength and stability of the ground-connected wall are improved. It is suitable for the construction of foundation connection walls of large pump stations.

CN223446141UActive Publication Date: 2025-10-17SINOHYDRO BUREAU 11 CO LTD +1
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Patent Information

Application Number
CN202422641245.4
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-10-31
Publication Date
2025-10-17
Estimated Expiration
2034-10-31

AI Technical Summary

Technical Problem

In the existing technology, the steel cage structure used for the foundation connection wall of a large pump station is easily deformed during the lifting and pouring process, resulting in insufficient stability of the ground-connected wall. Especially in the construction of walls with large height and width, the structural strength of the steel cage is not high.

Method used

It adopts a double-layer reinforcement structure design, including an inclined first and second oblique reinforcement parts to form a pulling structure, and supports the inner reinforcement frame through the internal support skeleton reinforcement structure to increase the compression and deformation resistance of the reinforcement cage, and is combined with lifting rods and lifting rings for easy lifting.

Benefits of technology

It improves the stability of the steel cage frame during the hoisting process, enhances the structural strength and stability of the ground connection wall, and ensures the construction quality of the foundation connection wall of the large pump station.

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Abstract

A pump station foundation connecting wall structure comprises an underground connecting wall reinforcement cage framework mechanism which comprises a plurality of supporting stirrups arranged up and down at intervals; a plurality of inner vertical ribs and outer vertical ribs are fixedly connected to the front side wall and the rear side wall of the supporting stirrup correspondingly. The left side wall and the right side wall of the supporting stirrup are fixedly connected with a plurality of inner end side vertical ribs and a plurality of outer end side vertical ribs which are located on the inner side and the outer side of the supporting stirrup correspondingly. Outer rib surfaces are formed among the outer vertical ribs and are fixedly connected with inclined supporting ribs; the mechanism further comprises a plurality of inner supporting framework rib structures which are fixedly connected between the inner vertical ribs and the outer end side vertical ribs. The structure comprises a plurality of transverse ribs, the two ends of the transverse ribs are fixedly connected to the inner vertical ribs, the structure further comprises a plurality of longitudinal ribs arranged on the transverse ribs in a staggered mode, and the two ends of the longitudinal ribs are fixedly connected to the opposite inner end side vertical ribs. According to the device structure, the stability of the reinforcement cage framework is greatly improved.
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Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of pump station diaphragm wall, especially relates to a pump station foundation connecting wall structure. BACKGROUND

[0002] The pump station is a kind of water pumping place for water resource scheduling. Through pump station, water resource can be scheduled to realize the effects of water storage, water treatment and the like. Therefore, the pump station plays a very important role in the water conservancy development in China.

[0003] In the process of pump station construction, ground connection wall needs to be constructed, and the ground connection wall plays the role of water retaining and soil retaining. In the construction process of ground connection wall, first of all, a groove is formed, the guide wall is poured and constructed after the groove is formed, then the steel reinforcement cage framework of ground connection wall is placed into the wall groove, and the ground connection wall structure is formed after pouring concrete. Since the steel reinforcement cage framework of ground connection wall is high in height and heavy in weight. In the construction process, the construction personnel suspend the prefabricated steel reinforcement cage framework to the vertical state by using the crane, and then hoist it into the wall groove.

[0004] Therefore, since the heavy and high steel reinforcement cage framework is hoisted for construction, the structural stability of the steel reinforcement cage framework is required to be very high, to avoid deformation, collapse and other defects of the steel reinforcement cage framework in the hoisting process, and to increase the structural strength of the steel reinforcement cage framework to ensure the structural stability of the ground connection wall.

[0005] However, the steel reinforcement cage structure matched with the ground connection wall at present is mostly provided with simple structure of longitudinal reinforcement and stirrup, which is simple for construction, but is only suitable for general height wall. For large ground connection wall, especially high and wide wall, if the steel reinforcement cage structure is not strengthened in structure, the framework is easy to deform in hoisting process, and the strength of the framework is not high after pouring concrete, so that the stability of the ground connection wall is not high. Therefore, how to make a pump station foundation connecting wall structure to solve the problems in the prior art has become a technical problem to be solved. CONTENT OF UTILITY MODEL

[0006] The utility model is just based on the above technical problem, and proposes a pump station foundation connecting wall structure to solve the problems in the above background technology.

[0007] In view of the above, the utility model provides a kind of pump station ground connection wall structure, it includes: ground connection wall reinforcement cage skeleton mechanism, the ground connection wall reinforcement cage skeleton mechanism includes several upper and lower interval arranged support hoop; The front and rear side wall of the support hoop is respectively fixedly connected with several respectively located inside vertical rib and outside vertical rib in the inside and outside of support hoop;The left and right side wall of the support hoop is respectively fixedly connected with several respectively located inside end side vertical rib and outside end side vertical rib in the inside and outside of support hoop;The outside vertical rib between forms outer muscle surface, the outer muscle surface is fixedly connected with inclined support rib;The ground connection wall reinforcement cage skeleton mechanism further includes several upper and lower interval arranged inner support skeleton rib structure, and the inner support skeleton rib structure is fixedly connected between inside vertical rib and inside end side vertical rib;The inner support skeleton rib structure includes several horizontal ribs, and the two ends of the horizontal rib are fixedly connected on the inside vertical rib of opposite orientation, and the inner support skeleton rib structure further includes several longitudinal ribs staggered on the horizontal rib, and the two ends of the longitudinal rib are fixedly connected on the inside end side vertical rib of opposite orientation.

[0008] Further, the inside vertical rib, outside vertical rib, inside end side vertical rib and outside end side vertical rib are respectively welded on the inside and outside side wall of support hoop.

[0009] Further, the ground connection wall reinforcement cage skeleton mechanism further includes several hanging ribs welded on the top position of inside vertical rib or outside vertical rib;The lifting eye portion is integrally formed on the hanging rib.

[0010] Further, the inclined support rib includes first inclined rib portion arranged obliquely and second inclined rib portion staggered with first inclined rib portion;The first inclined rib portion and second inclined rib portion are welded on the outside vertical rib.

[0011] Further, the upper and lower ends of the first inclined rib portion and second inclined rib portion are respectively welded on the upper and lower end positions of diagonally located outside vertical rib;First inclined rib portion and second inclined rib portion have 60 degree included angle between them.

[0012] Further, the horizontal rib and longitudinal rib are respectively welded on the inside vertical rib and inside end side vertical rib.

[0013] Further, the inside end side vertical rib and outside end side vertical rib are welded with several upper and lower interval arranged short connecting ribs;The two ends of the short connecting rib are welded on the side wall of inside end side vertical rib and outside end side vertical rib mutually oriented.

[0014] Further, the inner support skeleton rib structure is equidistantly distributed and arranged;The distance between adjacent inner support skeleton rib structure is 1 to 1.5 m.

[0015] The utility model provides a pump station ground connection wall structure, compared with prior art, the utility model has the following advantages:

[0016] 1, the first inclined muscle part, second inclined muscle part of inclination setting form the pulling structure on the outer muscle surface, under the action of the pulling structure, realize reinforcing to whole steel bar structure, in the hoisting process, under the pulling of the first inclined muscle part, second inclined muscle part, whole steel bar cage framework is not easy to deformation under the pulling.

[0017] 2, through the inner support framework muscle structure, inner support framework muscle structure fixedly connected between inner vertical muscle and outer end side vertical muscle, realize the support of whole framework structure from the inside of steel bar framework through the inner support framework muscle structure, first this mode can effectively increase the compression resistance, deformation resistance of whole steel bar framework, second, after the pouring of concrete forms ground connected wall, the structural strength of wall structure is greatly improved under whole steel bar framework.

[0018] Specifically through the inner support framework muscle structure includes a plurality of horizontal bars, both ends of the horizontal bar are fixedly connected on the opposite inner vertical muscle, the inner support framework muscle structure also includes a plurality of longitudinal bars staggered with the horizontal bar, both ends of the longitudinal bar are fixedly connected on the opposite inner end side vertical muscle, during the compression of the framework or wall body, the inner support framework muscle forms the support in the four directions of front, back, left and right of whole steel bar cage.

[0019] 3, the framework is not easy to deform in the hoisting process of the utility model, and after pouring concrete, the strength of the framework is further increased, which greatly improves the stability of the ground connected wall. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is the overall structure schematic view in the embodiment of the utility model;

[0021] Figure 2 It is the overhead structure schematic view in the embodiment of the utility model Figure 1 ;

[0022] Figure 3 It is the structure schematic view of the inner end side vertical muscle and the outer end side vertical muscle welded through the short connecting muscle in the embodiment of the utility model;

[0023] Figure 4 It is the front view in the embodiment of the utility model Figure 1 ;

[0024] In the drawing: 11 first inclined muscle part, 12 second inclined muscle part, 2 lifting muscle, 3 support hoop muscle, 41 outer vertical muscle, 42 inner vertical muscle, 43 outer end side vertical muscle, 44 inner end side vertical muscle, 45 short connecting muscle, 51 horizontal bar, 52 longitudinal bar. DETAILED DESCRIPTION

[0025] In order to more clearly understand the above-mentioned objectives, features and advantages of the present invention, the present invention is further described in detail below with reference to the accompanying drawings and specific embodiments.

[0026] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways different from those described herein. Therefore, the scope of protection of the present invention is not limited by the contents disclosed below.

[0027] The following combination Figures 1 to 4 The technical solution of the utility model is further explained.

[0028] The first embodiment, as Figures 1 to 4 As shown: a pump station foundation connecting wall structure, which includes: a ground-connected wall steel cage skeleton mechanism, the ground-connected wall steel cage skeleton mechanism includes a plurality of support stirrups 3 arranged at intervals up and down; the support stirrups 3 are rectangular in shape.

[0029] Several inner vertical ribs 42 and outer vertical ribs 41 are fixedly connected to the front and rear side walls of the support stirrup 3, which are respectively located on the inner and outer sides of the support stirrup 3; and several inner end side vertical ribs 44 and outer end side vertical ribs 43 are fixedly connected to the left and right side walls of the support stirrup 3, which are respectively located on the inner and outer sides of the support stirrup 3.

[0030] The double-layer reinforcement design creates two layers of steel reinforcement, one inside and one outside, enhancing stability. Furthermore, to enhance the stability of the entire reinforcement framework, the outer vertical ribs 41 form an outer reinforcement surface, to which diagonal support ribs are fixedly connected. Specifically, diagonal support ribs are welded between the outer vertical ribs 41 at the front and between the outer vertical ribs 41 at the rear.

[0031] The specific structure of the oblique support rib is as follows: the oblique support rib includes an inclined first oblique rib portion 11 and a second oblique rib portion 12 arranged alternately with the first oblique rib portion 11; the first oblique rib portion 11 and the second oblique rib portion 12 are welded to the outer vertical rib 41. At the same time, the first oblique rib portion 11 and the second oblique rib portion 12 form a 60-degree angle between them.

[0032] The upper and lower ends of the first and second oblique ribs 11, 12 are welded to the upper and lower ends of the diagonally opposite outer vertical ribs 41, respectively. The angled arrangement of the first and second oblique ribs 11, 12 creates a tensioning structure on the outer reinforcement surface. This tensioning structure strengthens the entire reinforcement structure.

[0033] During the hoisting process, due to the pulling of the first oblique reinforcement portion 11 and the second oblique reinforcement portion 12, the entire reinforcement cage skeleton is not easily deformed under the pulling.

[0034] The steel reinforcement cage framework mechanism of the diaphragm wall further comprises a plurality of inner support framework rib structures arranged at intervals in the up-down direction, which are fixedly connected between the inner vertical ribs 42 and the inner end-side vertical ribs 44; the inner support framework rib structures realize the support of the entire framework structure from the inside of the steel reinforcement cage, which can effectively increase the compression resistance and deformation resistance of the entire steel reinforcement cage, and the structural strength of the wall structure is greatly improved under the action of the entire steel reinforcement cage after the pouring of the concrete to form the diaphragm wall.

[0035] The specific structure of the inner support framework rib structure is as follows:

[0036] The inner support framework rib structure comprises a plurality of transverse ribs 51, the two ends of the transverse ribs 51 being fixedly connected to the oppositely facing inner vertical ribs 42, and further comprises a plurality of longitudinal ribs 52 arranged at intervals with the transverse ribs 51, the two ends of the longitudinal ribs 52 being fixedly connected to the oppositely facing inner end-side vertical ribs 44, specifically, the transverse ribs 51 and the longitudinal ribs 52 are welded to the inner vertical ribs 42 and the inner end-side vertical ribs 44, respectively.

[0037] Specifically, the inner vertical ribs 42, the outer vertical ribs 41, the inner end-side vertical ribs 44 and the outer end-side vertical ribs 43 are welded to the inner and outer side walls of the support stirrup 3, respectively.

[0038] During the compression process, the inner support framework ribs form support in the four directions of front, back, left and right of the entire steel reinforcement cage.

[0039] The arrangement density of the inner support framework ribs is that the inner support framework rib structures are arranged at equal intervals; the interval between adjacent inner support framework rib structures is 1.2 m. Therefore, an internal support layer is formed every 1.2 m from the inside of the steel reinforcement cage framework.

[0040] The second embodiment, as shown in Figures 1 to 4 Unlike the above embodiments, according to the conventional hoisting method of the steel reinforcement cage disclosed in the prior art, the steel reinforcement cage framework mechanism of the diaphragm wall further comprises a plurality of hoisting ribs 2 welded to the top of the inner vertical ribs 42 or the outer vertical ribs 41; specifically, the hoisting ribs 2 are arranged in a front-back symmetrical distribution manner, and the hoisting ribs 2 are used to facilitate the use of a crane. Specifically, the hoisting ribs are integrally formed with a lifting ring portion.

[0041] The third embodiment, as shown in Figures 1 to 4 Unlike the above embodiments, in order to reinforce the inner end-side vertical ribs 44 and the outer end-side vertical ribs 43 at the side end positions, a plurality of short connecting ribs 45 arranged at intervals in the up-down direction are welded between the inner end-side vertical ribs 44 and the outer end-side vertical ribs 43; specifically, the two ends of the short connecting ribs 45 are welded to the side walls facing each other of the inner end-side vertical ribs 44 and the outer end-side vertical ribs 43.

[0042] The above merely describes preferred embodiments of the present application and is not intended to limit the present application. For those skilled in the art, the present application can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A pump station foundation connecting wall structure, characterized by: It includes a ground-connected wall reinforcement cage skeleton structure, wherein the ground-connected wall reinforcement cage skeleton structure includes a plurality of support stirrups spaced apart in an upper and lower direction; The front and rear side walls of the support stirrups are respectively fixedly connected with a plurality of inner vertical ribs and outer vertical ribs located on the inner and outer sides of the support stirrups; The left and right side walls of the support stirrups are respectively fixedly connected with a plurality of inner end side vertical ribs and outer end side vertical ribs located on the inner and outer sides of the support stirrups; An outer rib surface is formed between the outer vertical ribs, and an oblique supporting rib is fixedly connected to the outer rib surface; The ground-connected wall reinforcement cage skeleton structure further includes a plurality of inner support skeleton reinforcement structures spaced apart from each other, wherein the inner support skeleton reinforcement structures are fixedly connected between the inner vertical reinforcement and the inner end side vertical reinforcement; The internal support skeleton rib structure includes several transverse ribs, the two ends of which are fixedly connected to the inner vertical ribs facing opposite directions. The internal support skeleton rib structure also includes several longitudinal ribs staggered on the transverse ribs, and the two ends of the longitudinal ribs are fixedly connected to the inner end side vertical ribs facing opposite directions.

2. The pump station foundation connecting wall structure according to claim 1, characterized in that: The inner vertical ribs, outer vertical ribs, inner end side vertical ribs and outer end side vertical ribs are respectively welded to the inner and outer side walls of the supporting stirrups.

3. The pump station foundation connecting wall structure according to claim 2, characterized in that: The ground-connected wall reinforcement cage skeleton structure further includes a plurality of hanger bars welded to the top of the inner vertical bars or the outer vertical bars; A hanging ring portion is integrally formed on the hanging rod.

4. The pump station foundation connecting wall structure according to claim 3, characterized in that: The oblique supporting ribs include a first oblique rib portion arranged obliquely and a second oblique rib portion arranged staggered with the first oblique rib portion; The first oblique rib part and the second oblique rib part are welded to the outer vertical ribs.

5. The pump station foundation connecting wall structure according to claim 4, characterized in that: The upper and lower ends of the first oblique rib portion and the second oblique rib portion are respectively welded to the upper and lower ends of the outer vertical ribs at the diagonal positions; An included angle of 60 degrees is formed between the first oblique rib portion and the second oblique rib portion.

6. The pump station foundation connecting wall structure according to claim 5, characterized in that: The transverse ribs and longitudinal ribs are welded to the inner vertical ribs and the inner end side vertical ribs respectively.

7. The pump station foundation connecting wall structure according to claim 6, characterized in that: A plurality of short connecting ribs spaced apart vertically are welded between the inner end side vertical ribs and the outer end side vertical ribs; The two ends of the short connecting ribs are welded to the side walls where the inner end side vertical ribs and the outer end side vertical ribs face each other.

8. The pump station foundation connecting wall structure according to claim 7, characterized in that: The inner support skeleton rib structures are evenly distributed; The spacing between adjacent inner support skeleton reinforcement structures is 1 to 1.5m.