The vertical water-stopping structure device of plastic shaping
This practical novel shrinkage joint or settlement joint water seepage prevention structure facility that relates to Hydraulic and Hydro-Power Engineering refers in particular to a kind of vertical water-stopping structure device of novel plastic shaping.
Hydraulic structure such as sluice, drainage and irrigation hyelectric power station factory building etc., in order to adapt to differential settlement and temperature deformation, between each lock hole section, between lock chamber and the upstream and downstream linkage section, lock chamber is connected between the building with two sides, all be provided with shrinkage joint or settlement joint between each unit section of pumping plant factory building, between unit section and the assembly building etc., all shrinkage joint or settlement joint that the antiseepage requirement is arranged all will be provided with water-stopping structure.The shrinkage joint sealing is divided into horizontal sealing and vertical sealing, be connected between the building with upstream and downstream at lock chamber, between each lock chamber section, between each unit section of pumping plant factory building, shrinkage joint between unit section and the assembly building is provided with horizontal sealing and vertical sealing, and vertical sealing generally only is set at other shrinkage joint, and horizontal sealing is not set, general all employing of horizontal sealing has the copper sheet of nose to make.Tradition vertically sealing is designed to a well shape, and its cross section is square, prismatic or circle.Prismatic is a symmetric arrangement with generally circular and shrinkage joint, material is copper sheet, pitch, pitch and malthoid in the well, copper sheet can be a monolithic, it can also be biplate, decide according to its importance, if biplate, then an end of copper sheet is embedded in respectively among the concrete of both sides, shrinkage joint, and copper sheet is separated by a distance in well, with the cross section along current water to being divided into five equilibrium; If monolithic, then copper sheet one end is embedded in the shrinkage joint than edifice on one side, and sealing well cross section is divided into two five equilibriums.The asphalt tar of space perfusion hot melt in the well, pitch and pitch ratio are decided on engineering local climate condition, the place that temperature is high, pitch institute point ratio is higher, the place that temperature is low, the increase that the pitch proportion is suitable mainly is to keep temperature high and insoluble, low and the drying shrinkage not of temperature is to influence stagnant water effect.During construction, the employing precast concrete form that the well inner formword has, what have uses wooden model.If use precast concrete form, after the pouring, precast concrete form is imbedded among the concrete, becomes a borehole wall part.But precast concrete form is not easy to fix owing to accompanying copper sheet in the seam, and copper sheet moves when construction easily, and during placing of concrete, cement mortar flows into the sealing well in conjunction with sealing from precast concrete form easily.If the employing wooden form is easier to fix, but behind the placing of concrete, wooden form fails in time to remove, and perhaps is stuck in the well and gets, and influences the asphalt tar section.In addition, placing of concrete and asphalt reperfusion pitch interfere with each other, and the concrete slag is fallen in the sealing well sometimes, and the concrete one-time-concreting is too high sometimes, and it is dark that sealing was advanced, and increase the difficulty of construction of the molten asphalt tar of sealing well irrigation heat injection.Because template is not taken out, cement mortar flows into, and the concrete slag is fallen into, reasons such as well depth is bigger can not put in place when causing asphalt reperfusion pitch, are difficult for closely knit, phenomenons such as formation is empty, disconnect, make somebody a mere figurehead, traditional vertical sealing does not reach the stagnant water effect of design, and multiform is with illusory.
Summary of the invention
The purpose of this utility model is improved, is innovated at shortcoming that exists in the background technology and problem, and a kind of vertical water-stopping structure device of plastic shaping is provided.
The technical solution of the utility model is: construct a kind of water-stopping structure device that comprises following structure:
By the public piece that the member of two plastic shapings is formed, by bolt that two public pieces are fastening, public piece is imbedded among the concrete of building shrinkage joint one side;
Form the mother tuber of Ω type by the member of two formation of lots, mother tuber inside is circular cavity, and an eck is arranged outward, as cervical orifice, and with bolt that two mother tubers are fastening, mother tuber is imbedded in the concrete of building shrinkage joint opposite side;
Elastic force flexiplast band one end is sandwiched among the public piece, the other end gos deep among the mother tuber cavity, elastic force flexiplast band and public piece one side are for fixedlying connected, be flexible connection with mother tuber one side, be used to block shrinkage joint or settlement joint current downstream from upstream flow, in order to avoid cause seepage flow to destroy, be beneficial to elastic force flexiplast band simultaneously and in the mother tuber cavity, move top to bottom, left and right, front and rear.
The vertical water-stopping structure of the utility model can be made in factory process, installs at the construction field (site), and easy construction can be produced in batch, and stagnant water effect is good, can adapt to 3 D deformation, and its cost is lower.From material, on the form of structure and aspect such as construction and installation broken away from the constraint of traditional vertical sealing, be a kind of practicality, reliably, a kind of novel vertical water-stopping structure that is worthy to be popularized.
Description of drawings
Fig. 1 is the utility model appearance assumption diagram
Fig. 2 is a general assembly drawing
The specific embodiment
By Fig. 1,2 as can be known, the vertical water-stopping structure device of the utility model comprises:
The public piece of forming by the member of two plastic shapings 5, by bolt that two public pieces 5 are fastening, public piece 5 is imbedded among the concrete of building shrinkage joint one side;
Form the mother tuber 1 of Ω type by the member of two formation of lots, mother tuber 1 inside is circular cavity, and an eck is arranged outward, as cervical orifice, and with bolt that two mother tubers 1 are fastening, mother tuber 1 is imbedded in the concrete of building shrinkage joint opposite side;
Elastic force flexiplast band 10 1 ends are sandwiched among the public piece 5, the other end gos deep among the mother tuber cavity, elastic force flexiplast band 10 and public piece 5 one sides are for fixedlying connected, be flexible connection with mother tuber 1 one sides, be used to block shrinkage joint or settlement joint current downstream from upstream flow, in order to avoid cause seepage flow to destroy, be beneficial to elastic force flexiplast band 10 top to bottom, left and right, front and rear in the mother tuber cavity simultaneously and move.
Public piece 5 sections described in the utility model are the strip structure of Z type, after its two public piece 5 one sides are put together, use bolton, opposite side forms baffle plate 8, baffle plate 8 extends to form a crimping, baffle plate 8 is interval with deep floor 7, and public piece 5 middle parts after putting together form a dovetail groove, are used to install elastic force flexiplast band 10.Described mother tuber 1 section is semicircular strip structure, wherein respectively there is a limit that prolongs the end of semicircle, two mother tubers are put together, the top is fastening with bolt 2, form mother tuber 1 cavity eck in the middle of the bottom sides, mother tuber 1 cavity outside is interval with ribs 3, and internal cavities eck size is slightly littler than the cross dimension of elastic force flexiplast waterstop, elastic force flexiplast sealing is had the pressure effect of giving, to reach the purpose of sealing.Described elastic force flexiplast band 10 also is the strip structure, wherein elastic force flexiplast band 10 ends are trapezoidal, are convenient to embed in the dovetail groove of public piece 5 fixing, and the other end be greater than the circle of being with body, be convenient to be stuck in mother tuber 1 cavity eck and do not come off, and can about, all around moves.Described public piece 5, mother tuber 1, elastic force flexiplast band 10 are plastic member.
Principle of the present utility model and process structure:
The utility model is made up of public piece, mother tuber, and the matrix of mother tuber and public piece is to make with duroplasts, and folded in the matrix of public piece is a strip flexiplast band.The mother tuber cross section: it is made up of two duroplasts matrixs, be shaped as the structure of Ω shape, in circular cavity is arranged, eck slyness, as if " uterus ", the back bolt connects two duroplasts matrixs, other has stone bolt to be embedded among the concrete, in order to strengthen the mother tuber lateral stiffness, outside cavity, vertically at a certain distance, be provided with leg-of-mutton stiffening rib.The eck size is littler than the thickness pin of flexiplast band, and eck should clamp the flexiplast band, reaches the sealing purpose, and the flexiplast band can be moved along cavity depth direction (Y) vertical direction (Z) horizontal direction [X] at eck.Matrix and flexiplast band that public piece is made up of duroplasts are formed, flexiplast is rich in high resiliency, high compressibility, smooth surface, one end of flexiplast has a rounded nose, even X, Y direction are out of shape greater than design load, because little round end is stuck in cavity, the flexiplast band can not skid off cavity yet, and sealing was lost efficacy., the vertical sealing at shrinkage joint can be formed by several sections, is provided with end-fitting plate (flange) every section end, connects with bolt, to constitute whole vertical sealing.The mother tuber cavity size is suitable for mutually with width and contingent X, the Y direction deflection size of flexiplast band.Because public piece flexiplast band is clamped by mother tuber cavity eck, the infiltration current are blocked, and again because the flexiplast band of public piece is deformable, it can move in cavity along X, Y, three directions of Z, so it can adapt to the 3 D deformation at shrinkage joint.Using more plastics now is polyethylene, polyvinyl chloride, polystyrene, polypropylene, phenolic aldehyde etc., the mother tuber matrix of vertical sealing and the matrix of public piece, can select hard plastics such as polystyrene, phenolic aldehyde for use, elastic force flexiplast band in the public piece can be selected flexiplasts such as polyethylene from high pressure process, flexible PVC (as Cowhells etc.) for use, or is added with other kind plastics of plasticizing agent.
Embodiment described in the utility model only is the description that preferred implementation of the present utility model is carried out; be not that the utility model design, scope, size and individual material are limited; do not breaking away under the preceding topic of the utility model design philosophy; engineers and technicians make the technical solution of the utility model in this area various modification and improvement; all should fall into the protection domain of the vertical water-stopping structure of the utility model; the technology contents that the vertical water-stopping structure of the utility model is asked for protection all is documented in claims.