CN213625576U - Underground continuous wall HDPE membrane combination lower rack device - Google Patents
Underground continuous wall HDPE membrane combination lower rack device Download PDFInfo
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- CN213625576U CN213625576U CN202022294626.1U CN202022294626U CN213625576U CN 213625576 U CN213625576 U CN 213625576U CN 202022294626 U CN202022294626 U CN 202022294626U CN 213625576 U CN213625576 U CN 213625576U
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Abstract
The application provides a lower support device for an HDPE film combination of an underground continuous wall, which is used for arranging an HDPE film downwards, and comprises a lower support body; the combined lower rack body comprises an upper part, a middle part, a lower part and a bottom which are sequentially connected from top to bottom; the upper part comprises a tensioning body frame; the middle part comprises at least one standard main body frame; the lower part comprises at least one adjusting body frame; the bottom comprises a counterweight fixing main body frame; the top of the HDPE film is provided with a first pull ring, and the bottom of the HDPE film is connected with a balancing weight; the balancing weight is provided with a jack; a second pull ring is arranged on the tensioning main body frame; the first tension ring and the second tension ring are connected through a tension device; the bottom of the counterweight fixing main body frame is provided with a positioning pin; the locating pin can be movably inserted in the jack. This underground continuous wall HDPE membrane combination sets up frame device convenient combination, used repeatedly, be convenient for transportation and transportation, can satisfy the demand of setting the degree of depth under the difference.
Description
Technical Field
The application relates to underground continuous wall technical field especially relates to a shelf device under underground continuous wall HDPE membrane combination.
Background
The underground diaphragm wall is widely used for temporary or permanent seepage prevention and interception control engineering in the field, the maximum permeability coefficient of the existing seepage prevention wall is about 10-9m/s, the underground water and soil diversity causes the existing seepage prevention wall to have poor chemical erosion resistance and great limitation on durability, and the existing seepage prevention wall possibly cannot meet certain environments with high seepage prevention requirements such as dangerous pollutants, heavy chemical engineering environment isolation and the like.
The HDPE diaphragm is widely used in the engineering fields of civil engineering, mines, water conservancy, environment and the like at home, has good corrosion resistance and extensibility as an anti-seepage or isolation effect, is mature and produced at home, can be lapped into any breadth by adopting mature hot melting welding, has mature detection technology, and is widely used in the engineering fields of open-air refuse landfills and the like.
The underground diaphragm wall and the HDPE film are compositely constructed to accord with the underground diaphragm wall, and the diaphragm wall is used for the seepage control engineering of underground water and pollutants in the permanent engineering fields of civil engineering, mines, water conservancy, environment and the like and can meet the requirements of smaller permeability below 10-11m/s and better durability. The underground installation of HDPE membrane, traditional adoption is spread the membrane machine, can only establish in shallower place down, can't satisfy and set up the darker condition of HDPE diaphragm down.
Disclosure of Invention
The utility model aims at above problem, provide a shelf unit under continuous wall HDPE membrane combination.
The application provides a lower support device for an HDPE film combination of an underground continuous wall, which is used for arranging an HDPE film downwards, and comprises a lower support body; the combined lower rack body comprises an upper part, a middle part, a lower part and a bottom which are sequentially connected from top to bottom; the upper portion includes a tension body frame; the middle section includes at least one standard body mount; the lower portion includes at least one adjustment body mount; the bottom comprises a counterweight fixing main body frame; the top of the HDPE film is provided with a first pull ring, and the bottom of the HDPE film is connected with a balancing weight; the balancing weight is provided with a jack; a second pull ring is arranged on the tensioning main body frame; the first tension ring and the second tension ring are connected through a tensioning device; the bottom of the counterweight fixing main body frame is provided with a positioning pin; the positioning pin can be movably inserted into the jack.
According to the technical scheme provided by some embodiments of the application, two sides of the tensioning main body frame are respectively connected with a tensioning expansion frame; two sides of the standard main body frame are respectively connected with a standard expansion frame; two sides of the adjusting main body frame are respectively connected with an adjusting expansion frame; and two sides of the counterweight fixing main body frame are respectively connected with counterweight fixing expansion frames.
According to the technical scheme that this application some embodiments provided, the balancing weight is concrete block or shaped steel piece, and its shape is the cuboid.
According to the technical scheme provided by certain embodiments of the application, the top of the HDPE film is fixed between two angle steel sheets through bolts; the first pull ring is welded on any angle steel sheet.
According to the technical scheme provided by some embodiments of the application, the balancing weight is fixed to the bottom of the HDPE film through a pressing plate and a bolt; the balancing weight and the pressing plate are respectively arranged on two sides of the HDPE film.
According to the technical scheme that some embodiments of this application provided, be connected with at least one wind rope on the support body under the combination.
According to the technical scheme provided by some embodiments of the application, the tensioning main body frame is further provided with a lifting ring convenient to hoist.
According to the technical scheme that this application some embodiments provided, bottom both ends are equipped with the direction limiting plate respectively.
According to the technical scheme provided by some embodiments of the application, the height of the adjusting main body frame is smaller than that of the standard main body frame.
Compared with the prior art, the beneficial effect of this application: the lower support device for the HDPE film combination of the underground continuous wall is convenient to combine by arranging the tensioning main body support, the at least one standard main body support, the at least one adjusting main body support and the counterweight fixing main body support, and can be assembled according to the actual depth setting requirement in use, so that the requirements of different depth setting can be met, the underground continuous wall HDPE film combination can be reused, and the underground continuous wall HDPE film combination is convenient to transport and transport; through setting up the balancing weight and with balancing weight jack matched with locating pin, help the HDPE membrane to overcome self buoyancy under water or mud, be convenient for stable positioning and lower setting.
Drawings
Fig. 1 is a schematic structural diagram of a shelf device under an HDPE film combination of an underground continuous wall provided by an embodiment of the present application;
FIG. 2 is a schematic side view of a mounting device under the HDPE membrane assembly for underground continuous wall according to the embodiment of the present application;
FIG. 3 is a schematic structural diagram of an HDPE film of a shelf device under an HDPE film combination for underground continuous walls provided by the embodiments of the present application;
fig. 4 is a schematic structural diagram of a counterweight of a mounting device under an HDPE film combination of an underground continuous wall provided in the embodiment of the present application;
fig. 5 is a schematic top view of a counterweight of a mounting device under an HDPE film combination of an underground continuous wall according to an embodiment of the present application.
The text labels in the figures are represented as:
100. a combined lower rack body; 101. a tension body frame; 102. a standard body frame; 103. adjusting the main body frame; 104. the counterweight fixing main body frame; 105. a second tab; 106. positioning pins; 107. tensioning the expansion bracket; 108. a standard expansion rack; 109. adjusting the expansion frame; 110. the counterweight fixing expansion frame; 111. a wind rope; 112. a hoisting ring; 113. a guide limit plate;
200. a HDPE film; 201. a first tab; 202. a balancing weight; 203. a jack; 204. angle steel sheets; 205. and (7) pressing a plate.
Detailed Description
The following detailed description of the present application is given for the purpose of enabling those skilled in the art to better understand the technical solutions of the present application, and the description in this section is only exemplary and explanatory, and should not be taken as limiting the scope of the present application in any way.
Examples
Referring to fig. 1 to 5, the present embodiment provides a combined lower shelf device for HDPE films for underground continuous walls, which is used for arranging the HDPE films 200 below, and the combined lower shelf device includes a combined lower shelf body 100; the combined lower rack body 100 is used for assisting the HDPE film 200 to be arranged below the deeper underground and can be repeatedly used; the combined lower rack body 100 comprises an upper part, a middle part, a lower part and a bottom which are sequentially connected from top to bottom; the upper part comprises a tensioning body frame 101; the middle section includes at least one standard body mount 102; the lower portion comprises at least one adjustment body bracket 103; the height of the adjusting body frame 103 is smaller than that of the standard body frame 102; the bottom portion includes a counterweight holding body frame 104.
When the tension device is used, various numbers of standard main body frames 102 and adjusting main body frames 103 are selected and are installed and combined with the tension main body frame 101 and the counterweight fixing main body frame 104, so that requirements of different setting depths can be met.
The tensioning body frame 101, the standard body frame 102, the adjusting body frame 103 and the counterweight fixing body frame 104 are all made of common section steel; the tensioning main body frame 101 and the standard main body frame 102, the adjacent standard main body frame 102 and the standard main body frame 102, the standard main body frame 102 and the adjusting main body frame 103, the adjacent adjusting main body frame 103 and the adjusting main body frame 103, and the adjusting main body frame 103 and the counterweight fixing main body frame 104 can be detachably connected through high-strength bolts, so that a complete mounting frame is formed, and after the diaphragm is arranged below the mounting frame, the diaphragm is removed to facilitate transportation; of course, the combination of sectional welding and bolt connection can be adopted between each part.
The top of the HDPE film 200 is provided with a first pull ring 201, and the bottom of the HDPE film is connected with a balancing weight 202; because the specific gravity of the HDPE film is less than 1, if the HDPE film can not be stably placed in water or slurry, the buoyancy of the HDPE film in a wall body needs to be considered, and the balancing weight 202 is configured for the HDPE film, so that the HDPE film 200 overcomes the buoyancy of the HDPE film under slurry, and a certain guiding and positioning effect can be achieved for the HDPE film 200; a jack 203 is arranged on the balancing weight 202; a second pull ring 105 is arranged on the tensioning body frame 101; the first and second tensioning rings 201, 105 are connected by a tensioning device (not shown); the tensioning device can be a chain block or a rope tightener and the like; the bottom of the counterweight fixing main body frame 104 is provided with a positioning pin 106; the positioning pin 106 is movably inserted into the insertion hole 203.
Further, in practical application, the widths of the HDPE films required to be arranged below are different, the width ranges from 4 meters to 8 meters, and in order to meet the requirement for arranging the HDPE films with different widths below, each part of the combined lower bracket body 100 can be transversely expanded to increase the used breadth, specifically, two sides of the tensioning main body bracket 101 are respectively connected with tensioning expansion brackets 107; the two sides of the standard main body frame 102 are respectively connected with a standard expansion frame 108; two sides of the adjusting main body frame 103 are respectively connected with an adjusting expansion frame 109; two sides of the counterweight fixing main body frame 104 are respectively connected with counterweight fixing expansion frames 110; the above-described connection relation can be achieved by means of high-strength bolts.
Further, the weight block 202 is a concrete block or a steel block, and the shape of the weight block is a rectangular parallelepiped, and the length of the weight block 202 is equal to or slightly smaller than the amplitude of the HDPE film 200. In this embodiment, the balancing weight 202 is a concrete block, and the jack is reserved to the mode of the pre-buried PVC pipe of concrete block accessible in the manufacture process, and the one end terminal surface of PVC pipe is outside towards the concrete block promptly.
Further, the top of the HDPE film 200 is fixed between two angle steel sheets 204 through bolts; the first pull ring 201 is welded on any one of the angle steel sheets 204.
Further, the weight block 202 is fixed to the bottom of the HDPE film 200 by a pressure plate 205 and bolts; the weight 202 and the pressure plate 205 are respectively disposed on both sides of the HDPE film 200. To the concrete balancing weight, can be in the manufacturing process with the nut end pre-buried inside of bolt, the screw rod end of bolt stretches out to the outside of concrete piece, during the use, through the screw rod end and the clamp plate 205 and the HDPE membrane fixed connection that stretch out.
Further, the combined lower rack body 100 is connected with at least one wind rope 111, and the wind rope 111 can be a plastic rope; due to the fact that wind exists in field operation for a long time, when the membrane is arranged below the membrane, the membrane is lifted together with the lower installation frame, the membrane is large in area, large in windward area and prone to deflection, and through the arrangement of the wind rope 111, an operator can adjust and control the moving direction of the lower installation frame and the HDPE membrane in a slightly far place, and safety is guaranteed.
Furthermore, the tensioning main body frame 101 is provided with a hanging ring 112, so that the crane can conveniently hoist the tensioning main body frame.
Further, two ends of the bottom are respectively provided with a guide limiting plate 113, which is helpful for limiting the position of the HDPE film.
Further, the height of the adjusting body frame 103 is smaller than that of the standard body frame 102.
When the device for arranging the lower support under the HDPE film combination of the underground continuous wall, which is provided by the embodiment of the application, is used, firstly, the number of the standard main body supports and the number of the adjusting main body supports are determined according to the depth of the lower support, and the standard main body supports and the weight fixing main body supports are assembled to obtain the combined lower support; secondly, assembling a first pull ring at the top of the HDPE film, and assembling a balancing weight at the bottom of the HDPE film; secondly, aligning the jack of the balancing weight with a positioning pin at the bottom of the lower combined bracket, gradually shortening the distance between the first pull ring and the second tension ring through a tensioning device to tension the HDPE film, and inserting the positioning pin into the corresponding jack; finally, will make up through the hoist and set up the frame and hoist to drive the HDPE membrane and set up down, wait to set up the back in place down, loosen the HDPE membrane through overspeed device tensioner, the hoist will make up and set up the frame and hoist, because the reason of gravity, HDPE membrane and balancing weight and combination are set up the frame and break away from gradually.
The principles and embodiments of the present application are explained herein using specific examples, which are provided only to help understand the method and the core idea of the present application. The foregoing is only a preferred embodiment of the present application, and it should be noted that there are no specific structures which are objectively limitless due to the limited character expressions, and it will be apparent to those skilled in the art that a plurality of modifications, decorations or changes can be made without departing from the principle of the present invention, and the technical features mentioned above can be combined in a suitable manner; such modifications, variations, combinations, or adaptations of the invention in other instances, which may or may not be practiced, are intended to be within the scope of the present application.
Claims (9)
1. A lower support device for an HDPE (high-density polyethylene) film combination of an underground continuous wall is used for arranging an HDPE film (200) downwards, and is characterized by comprising a lower support body (100); the combined lower rack body (100) comprises an upper part, a middle part, a lower part and a bottom which are sequentially connected from top to bottom; the upper part comprises a tensioning body frame (101); the middle section comprises at least one standard body frame (102); the lower part comprises at least one adjustment body bracket (103); the base comprises a counterweight fixing body frame (104); the top of the HDPE film (200) is provided with a first pull ring (201), and the bottom of the HDPE film is connected with a balancing weight (202); the counterweight block (202) is provided with a jack (203); a second opening ring (105) is arranged on the tensioning main body frame (101); the first opening ring (201) and the second opening ring (105) are connected through a tensioning device; the bottom of the counterweight fixing main body frame (104) is provided with a positioning pin (106); the positioning pin (106) can be movably inserted into the jack (203).
2. The HDPE film combined lower rack device for the underground continuous wall as claimed in claim 1, wherein two sides of the tensioning main body rack (101) are respectively connected with a tensioning expansion rack (107); two sides of the standard main body frame (102) are respectively connected with a standard expansion frame (108); two sides of the adjusting main body frame (103) are respectively connected with an adjusting expansion frame (109); and two sides of the counterweight fixing main body frame (104) are respectively connected with counterweight fixing expansion frames (110).
3. The HDPE film combined bottom bracket device for underground continuous walls as claimed in claim 1, wherein the counterweight (202) is a concrete block or a steel block, and is shaped like a rectangular parallelepiped.
4. The combined lower bracket device for HDPE films for underground continuous walls as claimed in claim 1, wherein the top of the HDPE film (200) is fixed between two angle steel sheets (204) through bolts; the first pull ring (201) is welded on any angle steel sheet (204).
5. The combined shelf device for HDPE membranes of underground continuous walls as claimed in claim 1, wherein the counterweight (202) is fixed to the bottom of the HDPE membrane (200) by a pressing plate (205) and bolts; the balancing weight (202) and the pressing plate (205) are respectively arranged on two sides of the HDPE film (200).
6. The HDPE film combined lower rack device for the underground continuous wall as claimed in claim 1, wherein at least one wind rope (111) is connected to the combined lower rack body (100).
7. The HDPE film combined lower rack device for the underground continuous wall as claimed in claim 1, wherein a hanging ring (112) convenient for hoisting is further arranged on the tensioning main body rack (101).
8. The HDPE film combined lower rack device for the underground continuous wall as claimed in claim 1, wherein two ends of the bottom are respectively provided with a guiding limiting plate (113).
9. A below-wall HDPE film combined shelf unit according to claim 1, characterized in that the height of the said adjusting body shelf (103) is smaller than the height of the said standard body shelf (102).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022294626.1U CN213625576U (en) | 2020-10-15 | 2020-10-15 | Underground continuous wall HDPE membrane combination lower rack device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022294626.1U CN213625576U (en) | 2020-10-15 | 2020-10-15 | Underground continuous wall HDPE membrane combination lower rack device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213625576U true CN213625576U (en) | 2021-07-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022294626.1U Active CN213625576U (en) | 2020-10-15 | 2020-10-15 | Underground continuous wall HDPE membrane combination lower rack device |
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| CN (1) | CN213625576U (en) |
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- 2020-10-15 CN CN202022294626.1U patent/CN213625576U/en active Active
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