CN221321014U - Connecting structure between sewage interception gate plates for lake cofferdam - Google Patents

Abstract

The application relates to the field of flashboards, and particularly discloses a connecting structure between dirt-intercepting flashboards for a lake cofferdam, which comprises a plurality of first flashboards, a plurality of first pressing plates, a plurality of second flashboards and a plurality of second pressing plates, wherein the first flashboards comprise first steel plates in a shape of Chinese character 'ji', the second flashboards comprise second steel plates in a shape of Chinese character 'ji', the first steel plates in a shape of Chinese character 'ji' and the second steel plates in a shape of Chinese character 'ji' are vertically oppositely arranged, the plurality of first flashboards and the plurality of second flashboards are alternately distributed along the horizontal direction, and axial edge plate bodies of the first steel plates in a shape of Chinese character 'ji' and the second steel plates extend into each other; the inner walls of the first pressing plate and the first steel plate in the shape of a Chinese character 'ji' clamp the axial edge plate body of the second steel plate in the shape of a Chinese character 'ji', and the first pressing plate and the first flashboard are detachably connected; the inner walls of the second pressing plate and the second steel plates clamp the axial edge plate body of the first steel plates, and the second pressing plate and the second flashboard are detachably connected. The application has the effect of improving the stability of the detachable connection structure between the plates of the sewage interception gate flashboard for the lake cofferdam.

Description

Connecting structure between sewage interception gate plates for lake cofferdam

Technical Field

The application relates to the field of flashboard, in particular to a connecting structure between dirt-intercepting flashboard for a lake cofferdam.

Background

The dirt-cutting gate plate is usually formed by connecting a plurality of steel sheet piles, wherein the steel sheet piles are steel sections with locking openings, the sections of the steel sheet piles are in straight plate shapes, groove shapes, Z shapes and the like, and the steel sheet piles have various sizes and interlocking forms. The advantages are that: the strength is high, and the soil is easy to drive into a hard soil layer; the construction can be performed in deep water; the cofferdam with various shapes can be formed according to the requirement and can be reused for a plurality of times, so that the cofferdam has wide application.

In the related art, a combination formula manger plate cofferdam is disclosed, and adjacent steel sheet pile passes through the joint between fixture block and the draw-in groove and realizes connecting, in order to improve the stability of a plurality of steel sheet piles, one side of steel sheet pile is equipped with a row of steel-pipe column, steel sheet pile and the parallel vertical setting of steel-pipe column, connects the I-steel between steel sheet pile and the steel-pipe column, welds between I-steel and steel sheet pile, the steel-pipe column.

For the related art in the above, the applicant believes that there are the following drawbacks; in the practical application process of the steel sheet piles, the steel sheet piles are not disposable, but are used repeatedly, and the welded structure ensures that the steel sheet piles are firmly connected, so that the stability is enhanced, but the disassembly of the steel sheet piles is not facilitated.

Disclosure of utility model

The application provides a connecting structure between sewage interception gate plates for a lake cofferdam, which aims to improve the stability of a detachable connecting structure between the sewage interception gate plates for the lake cofferdam on the premise of convenient disassembly.

The application provides a connecting structure between sewage interception gate plates for a lake cofferdam, which adopts the following technical scheme:

The utility model provides a lake cofferdam is with cutting dirty floodgate flashboard connection structure, includes a plurality of first flashboard, a plurality of first clamp plate, a plurality of second flashboard and a plurality of second clamp plate, first flashboard and the second flashboard all vertically arrange, and a plurality of first flashboard and a plurality of second flashboard are along horizontal direction alternate distribution;

The first flashboard comprises a first steel plate in a shape like a Chinese character ' ji ', the second flashboard comprises a second steel plate in a shape like a Chinese character ' ji ', the first steel plate in a shape like a Chinese character ' ji ' and the second steel plate in a shape like a Chinese character ' ji ' are oppositely arranged, an axial edge plate body of the first steel plate in a shape like a Chinese character ' ji ' stretches into the inner side of the second steel plate in a shape like a Chinese character ' ji ', and an axial edge plate body of the second steel plate in a shape like a Chinese character ' ji stretches into the inner side of the first steel plate in a shape like a Chinese character ' ji ';

The inner walls of the first pressing plate and the first steel plate in the shape of a Chinese character 'ji' clamp the axial edge plate body of the second steel plate in the shape of a Chinese character 'ji', and the first pressing plate and the first flashboard are detachably connected;

The second pressing plate and the inner wall of the second steel plate clamp the axial edge plate body of the first steel plate, and the second pressing plate and the second flashboard are detachably connected.

Through adopting above-mentioned technical scheme, when setting up first flashboard and second flashboard, with the equal vertical arrangement of first several font steel sheets and second several font steel sheets, and a plurality of first several font steel sheets and a plurality of second several font steel sheets are along horizontal direction alternate distribution, first several font steel sheets and second several font steel sheets set up relatively, the axial border plate body of first several font steel sheets stretches into the second several font steel sheet inboard, the axial border plate body of second several font steel sheets stretches into the first several font steel sheet inboard, make first several font steel sheets and the several font steel sheets edges of second can catch on each other, realize preliminary spacing between first several font steel sheets and the several font steel sheets of second. The inner walls of the first pressing plate and the first Chinese character 'ji' shaped steel plates clamp the axial edge plate body of the second Chinese character 'ji' shaped steel plates, the inner walls of the second pressing plate and the second Chinese character 'ji' shaped steel plates clamp the axial edge plate body of the first Chinese character 'ji' shaped steel plates, and the edges of the first pressing plate and the second Chinese character 'ji' shaped steel plates are pressed together by the first pressing plate and the second pressing plate, so that the hook connection structure between the first Chinese character 'ji' shaped steel plates and the second Chinese character 'ji' shaped steel plates is more stable, and the connection firmness between the first Chinese character 'ji' shaped steel plates and the second Chinese character 'ji' shaped steel plates is further improved. The first pressing plate is detachably connected with the first flashboard, the second pressing plate is detachably connected with the second flashboard, and the detachable connection is convenient for the disassembly and assembly of the first pressing plate. The detachable limiting structure in the application improves the stability of the detachable connection structure between the plates of the dirt interception gate flashboard for the lake cofferdam.

Optionally, the first flashboard further comprises a first dovetail sliding block, the first dovetail sliding block is arranged at the inner bottom of the first steel plate in a shape like a Chinese character 'ji', and the first dovetail sliding block is arranged along the length direction of the first steel plate in a shape like a Chinese character 'ji';

The first pressing plate is arranged along the length direction of the first flashboard, a first dovetail chute is arranged on the first pressing plate, the first dovetail chute is arranged along the length direction of the first pressing plate, and the first dovetail chute is matched with the first dovetail sliding block.

Through adopting above-mentioned technical scheme, through first dovetail spout and first dovetail slider cooperation, need not with the help of extra connecting piece, first clamp plate just can with first several font steel sheet between sliding fit.

Optionally, the first pressing plate bodies at two sides of the first dovetail chute press the axial edge plate bodies of the second steel plates in the shape of a Chinese character 'ji' on the inner bottoms of the first steel plates;

The first pressing plate bodies on two sides of the first dovetail groove press the axial edge plate bodies of the second steel plates in the shape of a Chinese character 'ji' on the inner side walls of the first steel plates in the shape of a Chinese character 'ji'.

By adopting the technical scheme, because the inner bottom and the inner side wall of the first steel plate are crossed, the axial edge plate body of the second steel plate is pressed on the inner bottom and the inner side wall of the first steel plate, the pressed overlapped part of the second steel plate and the first steel plate is not a plane, and the edge connection of the second steel plate and the first steel plate is more stable.

Optionally, the second flashboard further comprises a second dovetail sliding block, the second dovetail sliding block is arranged at the inner bottom of the second steel plate in a shape like a Chinese character 'ji', and the second dovetail sliding block is arranged along the length direction of the second steel plate in a shape like a Chinese character 'ji';

The second pressing plate is arranged along the length direction of the second flashboard, a second dovetail chute is arranged on the second pressing plate, the second dovetail chute is arranged along the length direction of the second pressing plate, and the second dovetail chute is matched with the second dovetail sliding block.

Through adopting above-mentioned technical scheme, through second forked tail spout and second forked tail slider cooperation, need not with the help of extra connecting piece, second clamp plate just can with the second several font steel sheet between sliding fit.

Optionally, the second pressing plate plates at two sides of the second dovetail chute press the axial edge plate bodies of the first steel plates in the shape of a Chinese character 'ji' on the inner bottoms of the second steel plates;

The second pressing plate bodies on two sides of the second dovetail groove press the axial edge plate bodies of the first steel plates in the shape of Chinese character 'ji' on the inner side walls of the second steel plates in the shape of Chinese character 'ji'.

By adopting the technical scheme, because the inner bottom and the inner side wall of the second steel plate are crossed, the axial edge plate body of the first steel plate is pressed on the inner bottom and the inner side wall of the second steel plate, and the pressed overlapped part of the second steel plate and the first steel plate is not a plane, so that the edge connection of the second steel plate and the first steel plate is more stable.

Optionally, the first flashboard further comprises a first soil insertion part; the first soil inserting part is arranged at the first end of the first L-shaped steel plate, the first end of the first soil inserting part is connected with the first end of the first L-shaped steel plate, and the thickness of the first soil inserting part is reduced from the first end of the first soil inserting part to the second end of the first soil inserting part;

The second flashboard further comprises a second soil inserting part; the second soil inserting portion is arranged at the first end of the second L-shaped steel plate, the first end of the second soil inserting portion is connected with the first end of the second L-shaped steel plate, and the thickness of the second soil inserting portion decreases from the first end of the second soil inserting portion to the second end of the second soil inserting portion.

Through adopting above-mentioned technical scheme, first soil portion of inserting can make first several font steel sheet insert more easily in the soil layer, when facing foreign matter such as some branches to block, first soil portion of inserting can directly cut off the branch. The second soil-inserting part can enable the second steel plate shaped like a Chinese character 'ji' to be inserted into the soil layer more easily, and when the second soil-inserting part faces to the blocking of some foreign matters such as branches, the second soil-inserting part can cut off the branches directly.

Optionally, a first pressing plate soil inserting portion is arranged at one end of the first pressing plate, which is close to the first soil inserting portion, and a first end of the first pressing plate soil inserting portion is connected with the first pressing plate, and the thickness of the first pressing plate soil inserting portion decreases from the first end of the first pressing plate soil inserting portion to the second end of the first pressing plate soil inserting portion;

The second pressing plate is close to one end of the second soil inserting portion, a second pressing plate soil inserting portion is arranged at one end of the second pressing plate, the first end of the second pressing plate soil inserting portion is connected with the second pressing plate, and the thickness of the second pressing plate soil inserting portion decreases progressively from the first end of the second pressing plate soil inserting portion to the second end of the second pressing plate soil inserting portion.

By adopting the technical scheme, the first pressing plate soil inserting part can enable the first pressing plate to be inserted into the soil layer more easily, and when foreign matters such as branches are blocked, the first pressing plate can directly cut off the branches. The second pressing plate soil inserting part can enable the second pressing plate to be inserted into the soil layer more easily, and when foreign matters such as branches are blocked, the second pressing plate can cut off the branches directly.

Optionally, the first n-shaped steel plate is parallel to the opposite surface of the first pressing plate;

The second rectangular steel plate is parallel to the opposite surface of the second pressing plate.

By adopting the technical scheme, the full limit between the first steel plate and the second steel plate is facilitated, the first steel plate and the first pressing plate are facilitated to be inserted into the soil layer, and the second steel plate and the second pressing plate are facilitated to be inserted into the soil layer. If the surfaces of the first steel plates facing the first pressing plate are not parallel, for example, if the gaps between the surfaces of the first steel plates facing the first pressing plate are splayed, when the first steel plates facing the first pressing plate are inserted into the soil layer, soil between the first steel plates facing the first pressing plate is not easy to discharge, and the pressed soil between the first steel plates facing the first pressing plate can prevent the first steel plates facing the first pressing plate from penetrating into the soil layer. If the surfaces of the second steel plates facing the second pressing plate are not parallel, for example, if the gaps between the surfaces of the second steel plates facing the second pressing plate are splayed, when the second steel plates facing the second pressing plate are inserted into the soil layer, soil between the second steel plates facing the second pressing plate is not easy to discharge, and the soil pressed between the second steel plates facing the second pressing plate can prevent the second steel plates facing the second pressing plate from penetrating into the soil layer.

Optionally, the first pressing plate is provided with a plurality of first soil discharging holes, and the first soil discharging holes are opposite to the inner bottoms of the first Chinese character 'ji' -shaped steel plates;

The second pressing plate is provided with a plurality of second soil discharging holes, and the second soil discharging holes are opposite to the inner bottoms of the second U-shaped steel plates.

By adopting the technical scheme, after the first steel plate shaped like a Chinese character 'ji' and the first pressing plate are inserted into the soil layer, soil exists between the first steel plate shaped like a Chinese character 'ji' and the first pressing plate, and the first soil discharge Kong Fangbian is beneficial to the first pressing plate to be inserted into the soil layer through the discharge of the soil between the first steel plate shaped like a Chinese character 'ji' and the first pressing plate. After the second steel plate and the second pressing plate are inserted into the soil layer, soil exists between the second steel plate and the second pressing plate, and the second soil discharge Kong Fangbian is beneficial to the insertion of the second pressing plate into the soil layer.

In summary, the present application includes at least one of the following beneficial technical effects:

1. According to the application, the axial edge plate body of the first steel plate extends into the inner side of the second steel plate, and the axial edge plate body of the second steel plate extends into the inner side of the first steel plate, so that the edges of the first steel plate and the second steel plate can be hooked with each other, the primary limit between the first steel plate and the second steel plate is realized, the secondary limit of the first pressing plate and the second pressing plate which are detachably connected is matched, and the dual-detachable limit structure improves the stability of the detachable connection structure between the plates of the dirt-intercepting gate flashboard for the lake cofferdam;

2. According to the application, the first dovetail sliding groove is matched with the first dovetail sliding block, and the first pressing plate can be in sliding fit limit with the first C-shaped steel plate without an additional connecting piece, so that the first pressing plate is convenient to disassemble and assemble.

3. The first soil inserting part can enable the first rectangular steel plate to be inserted into the soil layer more easily;

4. The first pressing plate soil inserting part can enable the first pressing plate to be inserted into a soil layer more easily;

5. According to the first soil discharge hole, when the first pressing plate is close to the first steel plate in the shape of the Chinese character 'ji', soil between the first steel plate and the first pressing plate can be discharged from the first soil discharge hole;

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present application, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic overall structure of an embodiment of the present application;

FIG. 2 is a schematic top view of the structure of FIG. 1;

fig. 3 is a schematic perspective view of a first shutter;

FIG. 4 is a schematic perspective view of a first platen;

FIG. 5 is a right side schematic view of FIG. 4;

fig. 6 is a schematic perspective view of a second shutter;

FIG. 7 is a schematic perspective view of a second platen;

Fig. 8 is a right side view schematic of fig. 7.

Reference numerals:

1. A first shutter; 10. a first steel plate shaped like a Chinese character 'ji'; 11. a first dovetail slide; 12. a first connection plate; 13. a first main board; 14. a first side plate; 15. a first limiting plate; 101. a first soil insertion portion; 2. a first platen; 201. the first dovetail chute; 202. a first soil discharge hole; 203. a first pressing plate soil insertion part; 3. a second shutter; 30. a second steel plate shaped like a Chinese character 'ji'; 31. a second dovetail slide; 32. a second connecting plate; 33. a second main board; 34. a second side plate; 35. a second limiting plate; 301. a second soil insertion part; 4. a second pressing plate; 401. the second dovetail groove; 402. a second soil discharge hole; 403. the second pressing plate is inserted into the soil part.

Detailed Description

The application is described in further detail below with reference to fig. 1-8.

Referring to fig. 1 and 2, a connecting structure between sewage interception gate plates for a lake cofferdam includes a plurality of first gate plates 1, a plurality of first pressing plates 2, a plurality of second gate plates 3 and a plurality of second pressing plates 4. Wherein, this first flashboard 1 and second flashboard 3 are steel sheet pile.

Referring to fig. 1, 2 and 3, the first shutter 1 has a generally rectangular shape, and includes a first rectangular steel plate 10 and a first dovetail slider 11, and the first dovetail slider 11 may be positioned at the bottom end of the first rectangular steel plate 10. The first figure-shaped steel plate 10 includes a first main plate 13, a first side plate 14, and a first limiting plate 15. The both ends of first mainboard 13 width direction are equipped with first curb plate 14 respectively, and two first curb plate 14 parallel symmetry, two first curb plate 14 are established in first mainboard 13 same one side, and two first curb plate 14 are all perpendicular with first mainboard 13, and the one end that first curb plate 14 kept away from first mainboard 13 is equipped with first limiting plate 15, and first limiting plate 15 is established at the terminal surface that two first curb plate 14 are opposite to each other. The first dovetail slide 11 is arranged on the first main board 13 between the two first side boards 14, and a first connecting board 12 is connected between the first dovetail slide 11 and the first main board 13.

Referring to fig. 1, 2 and 4, the second shutter 3 has a shape of a figure as a whole, and includes a second figure-shaped steel plate 30 and a second dovetail slider 31, and the second dovetail slider 31 may be positioned at the bottom end of the second figure-shaped steel plate 30. The second figure-shaped steel plate 30 includes a second main plate 33, a second side plate 34, and a second limiting plate 35. The two ends of the width direction of the second main board 33 are respectively provided with a second side board 34, the two second side boards 34 are parallel and symmetrical, the two second side boards 34 are arranged on the same two sides of the second main board 33, the two second side boards 34 are perpendicular to the second main board 33, two ends of the second side boards 34 far away from the second main board 33 are provided with second limiting boards 35, and the second limiting boards 35 are arranged on the opposite end surfaces of the two second side boards 34. The second dovetail sliding block 31 is arranged on the second main board 33 between the two second side boards 34, and a second connecting board 32 is connected between the second dovetail sliding block 31 and the second main board 33.

Referring to fig. 2, 3 and 4, the first and second steel plates 10 and 30 are vertically arranged, and the plurality of first and second steel plates 10 and 30 are alternately distributed in a horizontal direction, and the plurality of first steel plates 10 are located at the same side of the plurality of second steel plates 30, and the first and second steel plates 10 and 30 are disposed opposite to each other with edges of the adjacent first and second steel plates 10 and 30 overlapping. The first side plate 14 and the first limiting plate 15 on the first steel plate 10 side extend into the second steel plate 30 side, the second side plate 34 and the second limiting plate 35 on the second steel plate 30 side extend into the first steel plate 10 side, the first side plate 14 and the second side plate 34 are overlapped, the first limiting plate 15 and the second main plate 33 are overlapped, and the second limiting plate 35 and the first main plate 13 are overlapped. And the edges of the first and second steel plates 10 and 30 can be hooked with each other to realize the first re-limit between the first and second steel plates 10 and 30.

Referring to fig. 2, 5 and 6, the first pressing plate 2 is disposed along the length direction of the first shutter plate 1, a first dovetail chute 201 is disposed on the first pressing plate 2, the first dovetail chute 201 is disposed along the length direction of the first pressing plate 2, and the first dovetail chute 201 is engaged with the first dovetail slider 11. The first pressing plate 2 presses the second limiting plate 35 against the first main plate 13, and the first pressing plate 2 presses the second side plate 34 against the first side plate 14. The first pressing plate 2 presses the edges of the first steel plate 10 and the second steel plate 30 together to realize the second heavy limit between the first steel plate 10 and the second steel plate 30, so that the hook connection structure between the first steel plate 10 and the second steel plate 30 is more stable, and the connection firmness between the first steel plate 10 and the second steel plate 30 is further improved.

Referring to fig. 2, 5 and 6, by adopting the above technical solution, the first press plate 2 can be slidably matched with the first rectangular steel plate 10 by matching the first dovetail sliding groove 201 with the first dovetail sliding block 11 without using an additional connecting piece. Since the first main plate 13 and the first side plate 14 of the first rectangular steel plate 10 are vertical, the first pressing plate 2 presses the second limiting plate 35 against the first main plate 13, and the first pressing plate 2 presses the second side plate 34 against the first side plate 14. The pressed overlapping portion of the second steel plate 30 and the first steel plate 10 is not a plane, and when the second steel plate 30 and the first steel plate 10 are pulled apart in the horizontal direction, the second steel plate 30 and the first steel plate 10 are not easily separated, so that the edge connection of the second steel plate 30 and the first steel plate 10 is more stable.

Referring to fig. 2, 7 and 8, the second pressing plate 4 is disposed along the length direction of the second shutter 3, the second pressing plate 4 is provided with a second dovetail chute 401, the second dovetail chute 401 is disposed along the length direction of the second pressing plate 4, and the second dovetail chute 401 is engaged with the second dovetail slider 31. The second pressing plate 4 presses the first limiting plate 15 against the second main plate 33, and the second pressing plate 4 presses the first side plate 14 against the second side plate 34. The second pressing plate 4 presses the edges of the first steel plate 10 and the second steel plate 30 together to realize the second heavy limit between the first steel plate 10 and the second steel plate 30, so that the hook connection structure between the first steel plate 10 and the second steel plate 30 is more stable, and the connection firmness between the first steel plate 10 and the second steel plate 30 is further improved.

As shown in fig. 2, 7 and 8, by adopting the above technical solution, the second pressing plate 4 can be slidably matched with the second rectangular steel plate 30 by matching the second dovetail sliding groove 401 with the second dovetail sliding block 31 without using an additional connecting piece. Since the second main plate 33 and the second side plate 34 of the second rectangular steel plate 30 are vertical, the second pressing plate 4 presses the first limiting plate 15 against the second main plate 33, and the second pressing plate 4 presses the first side plate 14 against the second side plate 34. The pressed overlapping portion of the second steel plate 30 and the first steel plate 10 is not a plane, and when the second steel plate 30 and the first steel plate 10 are pulled apart in the horizontal direction, the second steel plate 30 and the first steel plate 10 are not easily separated, so that the edge connection of the second steel plate 30 and the first steel plate 10 is more stable.

Referring to fig. 3, the first shutter 1 further includes a first soil insertion portion 101; the first soil-inserting portion 101 is disposed at a first end of the first rectangular steel plate 10, the first end of the first soil-inserting portion 101 is connected to the first end of the first rectangular steel plate 10, and the thickness of the first soil-inserting portion 101 decreases from the first end of the first soil-inserting portion 101 to a second end of the first soil-inserting portion 101. The first soil-inserting portion 101 can make the first rectangular steel plate 10 easier to insert into the soil layer, and when the first soil-inserting portion 101 faces to the blocking of some foreign matters such as branches, the first soil-inserting portion 101 can cut off the branches directly.

Referring to fig. 5 and 6, a first platen earth-inserting portion 203 is provided at one end of the first platen 2 adjacent to the first earth-inserting portion 101, a first end of the first platen earth-inserting portion 203 is connected to the first platen 2, and a thickness of the first platen earth-inserting portion 203 decreases from the first end of the first platen earth-inserting portion 203 to a second end of the first platen earth-inserting portion 203. The first platen soil insertion portion 203 can make the first platen 2 more easily inserted into the soil layer, and when the first platen 2 faces to the blocking of some foreign matters such as branches, the first platen 2 can directly cut off the branches. The first pressing plate 2 is provided with a plurality of first soil discharging holes 202, the first soil discharging holes 202 are used for discharging soil between the first steel plate 10 and the first pressing plate 2, and the first soil discharging holes 202 are opposite to the inner bottom of the first steel plate 10.

Referring to fig. 4, the second shutter 3 further includes a second soil insertion portion 301. The second soil-inserting portion 301 is disposed at a first end of the second rectangular steel plate 30, the first end of the second soil-inserting portion 301 is connected to the first end of the second rectangular steel plate 30, and the thickness of the second soil-inserting portion 301 decreases from the first end of the second soil-inserting portion 301 to the second end of the second soil-inserting portion 301. The second soil insertion portion 301 can make the second rectangular steel plate 30 more easily inserted into the soil layer, and when the second soil insertion portion 301 faces to the blocking of some foreign matters such as branches, the second soil insertion portion 301 can directly cut off the branches.

Referring to fig. 7 and 8, the second platen 4 is provided with a second platen earth insertion portion 403 near one end of the second earth insertion portion 301, a first end of the second platen earth insertion portion 403 is connected to the second platen 4, and a thickness of the second platen earth insertion portion 403 decreases from the first end of the second platen earth insertion portion 403 to a second end of the second platen earth insertion portion 403. The second pressing plate soil insertion portion 403 can make the second pressing plate 4 more easily inserted into the soil layer, and when the second pressing plate 4 faces to the blocking of some foreign matters such as branches, the second pressing plate 4 can directly cut off the branches. The second pressing plate 4 is provided with a plurality of second soil discharging holes 402, the second soil discharging holes 402 are used for discharging soil between the second steel plate 30 and the second pressing plate 4, and the second soil discharging holes 402 are opposite to the inner bottom of the second steel plate 30.

Referring to fig. 1 and 2, the first rectangular steel plate 10 is parallel to the surface facing the first platen 2. The second rectangular steel plate 30 is parallel to the surface of the second presser plate 4 facing thereto.

By adopting the above technical solution, the first steel plate 10 and the second steel plate 30 are fully limited, the first steel plate 10 and the first pressing plate 2 are inserted into the soil layer, and the second steel plate 30 and the second pressing plate 4 are inserted into the soil layer, as shown in fig. 1 and 2. If the surfaces of the first steel plates 10 facing the first pressing plate 2 are not parallel, for example, if the gap between the surfaces of the first steel plates 10 facing the first pressing plate 2 is splayed, when the first steel plates 10 and the first pressing plate 2 are inserted into the soil layer, the soil between the first steel plates 10 and the first pressing plate 2 is not easily discharged, and the soil pressed between the first steel plates 10 and the first pressing plate 2 may hinder the first steel plates 10 and the first pressing plate 2 from penetrating into the soil layer. If the surfaces of the second rectangular steel plate 30 facing the second pressing plate 4 are not parallel, for example, if the gap between the surfaces of the second rectangular steel plate 30 facing the second pressing plate 4 is splayed, when the second rectangular steel plate 30 and the second pressing plate 4 are inserted into the soil layer, the soil between the second rectangular steel plate 30 and the second pressing plate 4 is not easily discharged, and the soil pressed between the second rectangular steel plate 30 and the second pressing plate 4 may hinder the second rectangular steel plate 30 and the second pressing plate 4 from penetrating into the soil layer.

The embodiment of the application relates to a connecting structure between sewage interception gate plates for a lake cofferdam, which is implemented by the following principle:

The first and second steel plates 10 and 30 are vertically arranged, and the plurality of first and second steel plates 10 and 30 are alternately distributed in the horizontal direction, the plurality of first steel plates 10 are located at the same side of the plurality of second steel plates 30, the first and second steel plates 10 and 30 are oppositely arranged, and edges of adjacent first and second steel plates 10 and 30 overlap. The first side plate 14 and the first limiting plate 15 on the first steel plate 10 side extend into the second steel plate 30 side, the second side plate 34 and the second limiting plate 35 on the second steel plate 30 side extend into the first steel plate 10 side, the first side plate 14 and the second side plate 34 are overlapped, the first limiting plate 15 and the second main plate 33 are overlapped, and the second limiting plate 35 and the first main plate 13 are overlapped. And the edges of the first and second steel plates 10 and 30 can be hooked with each other to realize the first re-limit between the first and second steel plates 10 and 30.

The first pressing plate 2 slides into the inner side of the first rectangular steel plate 10 by the cooperation of the first dovetail slide 201 and the first dovetail slide 11. The first pressing plate 2 presses the second limiting plate 35 against the first main plate 13, and the first pressing plate 2 presses the second side plate 34 against the first side plate 14. The first pressing plate 2 presses the edges of the first steel plate 10 and the second steel plate 30 together to realize the second heavy limit between the first steel plate 10 and the second steel plate 30, so that the hook connection structure between the first steel plate 10 and the second steel plate 30 is more stable, and the connection firmness between the first steel plate 10 and the second steel plate 30 is further improved.

The second pressing plate 4 slides into the inner side of the second rectangular steel plate 30 by the cooperation of the second dovetail slide 401 and the second dovetail slide 31. The second pressing plate 4 presses the first limiting plate 15 against the second main plate 33, and the second pressing plate 4 presses the first side plate 14 against the second side plate 34. The second pressing plate 4 presses the edges of the first steel plate 10 and the second steel plate 30 together to realize the second heavy limit between the first steel plate 10 and the second steel plate 30, so that the hook connection structure between the first steel plate 10 and the second steel plate 30 is more stable, and the connection firmness between the first steel plate 10 and the second steel plate 30 is further improved.

When the first rectangular steel plate 10 is provided, the first soil insertion portion 101 can make the first rectangular steel plate 10 easier to insert into the soil layer. When the second rectangular steel plate 30 is provided, the second soil insertion portion 301 can make the second rectangular steel plate 30 more easily inserted into the soil layer.

When the first platen 2 is provided, the first platen soil insertion portion 203 can facilitate the first platen 2 to be inserted into the soil layer, and the first soil discharge hole 202 can discharge soil between the first steel plate 10 and the first platen 2 from the first soil discharge hole 202 when the first platen 2 is brought close to the first steel plate 10.

When the second platen 4 is provided, the second platen soil insertion portion 403 can facilitate the insertion of the second platen 4 into the soil layer, and when the second soil discharge hole 402 can bring the second platen 4 close to the second rectangular steel plate 30, the soil between the second rectangular steel plate 30 and the second platen 4 can be discharged from the first soil discharge hole 202.

Unless defined otherwise, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this application belongs. The terms "first," "second," "third," and the like in the description and in the claims, are not used for any order, quantity, or importance, but are used for distinguishing between different elements. The terms "a" or "an" and the like do not denote a limitation of quantity, but rather denote the presence of at least one. The word "comprising" or "comprises", and the like, is intended to mean that elements or items that are present in front of "comprising" or "comprising" are included in the word "comprising" or "comprising", and equivalents thereof, without excluding other elements or items. "upper", "lower", "left", "right", etc. are used merely to denote relative positional relationships, which may also change accordingly when the absolute position of the object to be described changes.

The foregoing are all optional embodiments of the present application, and are not intended to limit the scope of the present application in this way, therefore: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.

Claims (9)

1. A connection structure between dirt interception gate flashboard for lake cofferdam, which is characterized in that: the device comprises a plurality of first flashboards (1), a plurality of first pressing plates (2), a plurality of second flashboards (3) and a plurality of second pressing plates (4), wherein the first flashboards (1) and the second flashboards (3) are vertically arranged, and the plurality of first flashboards (1) and the plurality of second flashboards (3) are alternately distributed along the horizontal direction;

The first flashboard (1) comprises a first steel plate (10) in a shape like a Chinese character 'ji', the second flashboard (3) comprises a second steel plate (30) in a shape like a Chinese character 'ji', the first steel plate (10) and the second steel plate (30) in a shape like a Chinese character 'ji' are oppositely arranged, an axial edge plate body of the first steel plate (10) stretches into the inner side of the second steel plate (30), and an axial edge plate body of the second steel plate (30) stretches into the inner side of the first steel plate (10);

The inner walls of the first pressing plate (2) and the first steel plate (10) clamp the axial edge plate body of the second steel plate (30), and the first pressing plate (2) is detachably connected with the first flashboard (1);

The second pressing plate (4) and the inner wall of the second steel plate (30) clamp the axial edge plate body of the first steel plate (10), and the second pressing plate (4) and the second flashboard (3) are detachably connected.

2. The connection structure between sewage interception gate plates for a lake cofferdam according to claim 1, wherein:

The first flashboard (1) further comprises a first dovetail sliding block (11), the first dovetail sliding block (11) is arranged at the inner bottom of the first steel plate (10), and the first dovetail sliding block (11) is arranged along the length direction of the first steel plate (10);

The first pressing plate (2) is arranged along the length direction of the first flashboard (1), a first dovetail chute (201) is formed in the first pressing plate (2), the first dovetail chute (201) is arranged along the length direction of the first pressing plate (2), and the first dovetail chute (201) is matched with the first dovetail sliding block (11).

3. The connection structure between sewage interception gate plates for a lake cofferdam according to claim 2, wherein: the first pressing plates (2) on two sides of the first dovetail chute (201) press the axial edge plate bodies of the second steel plates (30) on the inner bottoms of the first steel plates (10);

The first pressing plates (2) on two sides of the first dovetail chute (201) press the axial edge plate bodies of the second steel plates (30) on the inner side walls of the first steel plates (10).

4. The connection structure between sewage interception gate plates for a lake cofferdam according to claim 1, wherein:

the second flashboard (3) further comprises a second dovetail sliding block (31), the second dovetail sliding block (31) is arranged at the inner bottom of the second steel plate (30), and the second dovetail sliding block (31) is arranged along the length direction of the second steel plate (30);

The second pressing plate (4) is arranged along the length direction of the second flashboard (3), a second dovetail chute (401) is arranged on the second pressing plate (4), the second dovetail chute (401) is arranged along the length direction of the second pressing plate (4), and the second dovetail chute (401) is matched with the second dovetail sliding block (31).

5. The connection structure between sewage interception gate plates for a lake cofferdam according to claim 4, wherein:

The second pressing plates (4) on two sides of the second dovetail chute (401) press the axial edge plate bodies of the first steel plates (10) on the inner bottoms of the second steel plates (30);

The second pressing plates (4) on two sides of the second dovetail chute (401) press the axial edge plate bodies of the first steel plates (10) on the inner side walls of the second steel plates (30).

6. The connection structure between sewage interception gate plates for a lake cofferdam according to claim 1, wherein:

The first flashboard (1) further comprises a first soil inserting part (101); the first soil inserting part (101) is arranged at the first end of the first rectangular steel plate (10), the first end of the first soil inserting part (101) is connected with the first end of the first rectangular steel plate (10), and the thickness of the first soil inserting part (101) decreases from the first end of the first soil inserting part (101) to the second end of the first soil inserting part (101);

The second flashboard (3) further comprises a second soil inserting part (301); the second soil inserting portion (301) is arranged at the first end of the second rectangular steel plate (30), the first end of the second soil inserting portion (301) is connected with the first end of the second rectangular steel plate (30), and the thickness of the second soil inserting portion (301) decreases from the first end of the second soil inserting portion (301) to the second end of the second soil inserting portion (301).

7. The connection structure between sewage interception gate plates for a lake cofferdam according to claim 6, wherein: a first pressing plate soil inserting part (203) is arranged at one end, close to the first soil inserting part (101), of the first pressing plate (2), the first end of the first pressing plate soil inserting part (203) is connected with the first pressing plate (2), and the thickness of the first pressing plate soil inserting part (203) decreases from the first end of the first pressing plate soil inserting part (203) to the second end of the first pressing plate soil inserting part (203);

The second pressing plate (4) is close to one end of the second soil inserting portion (301) and is provided with a second pressing plate soil inserting portion (403), a first end of the second pressing plate soil inserting portion (403) is connected with the second pressing plate (4), and the thickness of the second pressing plate soil inserting portion (403) decreases from the first end of the second pressing plate soil inserting portion (403) to the second end of the second pressing plate soil inserting portion (403).

8. The connection structure between sewage interception gate plates for a lake cofferdam according to claim 7, wherein: the first rectangular steel plate (10) is parallel to the opposite surface of the first pressing plate (2);

The second steel plates (30) are parallel to the opposite surfaces of the second pressing plates (4).

9. The connection structure between sewage interception gate plates for a lake cofferdam according to claim 8, wherein: the first pressing plate (2) is provided with a plurality of first soil discharging holes (202), and the first soil discharging holes (202) are opposite to the inner bottoms of the first rectangular steel plates (10);

The second pressing plate (4) is provided with a plurality of second soil discharging holes (402), and the second soil discharging holes (402) are opposite to the inner bottoms of the second rectangular steel plates (30).