CN211736390U - Three-section type water stop screw - Google Patents

Abstract

The utility model belongs to the technical field of the building concrete pouring technique and specifically relates to a syllogic stagnant water screw rod is related to, its technical scheme main points are: the embedded section screw rod structure comprises an embedded section screw rod, two detachable section screw rods and two circular table sleeves, wherein both ends of the embedded section screw rod are provided with threaded holes along the length direction of the embedded section screw rod; the two detachable section screw rods are respectively arranged at two ends of the embedded section screw rod and comprise threaded connection sections and square ends, and the threaded connection sections are in threaded fit with the threaded holes; the two circular truncated cone sleeves are respectively sleeved on the threaded connection sections of the two detachable section screw rods, the end surfaces, close to the embedded section screw rods, of the circular truncated cone sleeves are abutted against the end surfaces of the embedded section screw rods, and the detachable section screw rods are provided with positioning blocks; a limiting part is arranged between the threaded connection section and the circular table sleeve, and a connecting part is also arranged between the circular table sleeve and the detachable section screw rod. This stagnant water screw rod can promote the staff and use the work efficiency that the stagnant water screw rod was under construction.

Description

Three-section type water stop screw

Technical Field

The utility model belongs to the technical field of the building concrete pouring technique and specifically relates to a syllogic stagnant water screw rod is related to.

Background

The water stop screw is usually used for pouring of the shear wall, and plays roles in fixing the template and controlling the pouring thickness of concrete. The traditional water stop screw is of a one-section structure, generally is a whole-tooth screw, and is welded with a water stop sheet or sleeved with an expansion water stop ring in the middle to prevent water from passing through the wall body of the basement; in order to save steel, a novel water stop screw rod is available in the market, and is changed into a three-section structure from a one-section structure, namely a three-section water stop screw rod.

Chinese patent No. CN205077869U discloses a three-section water stop screw (i.e., a detachable water stop screw described in the document) including an embedded section screw and two detachable section screws; wherein, two ends of the screw rod of the embedding section are connected with a connecting sleeve through threads; every detachable section screw rod includes link and fastening end, link and connecting sleeve threaded connection to realize detachable section screw rod link and bury the detachable connection between the section screw rod tip through the connecting sleeve, in addition, the fastening pot head is equipped with the fastening components who is used for fastening the template. The connecting sleeve detachably connects the connecting ends of the embedded section screw rod and the detachable section screw rod, and meanwhile, the fastening end of the detachable section screw rod is provided with a fastening assembly, so that the water stopping screw rod can conveniently penetrate through and connect a plurality of mutually spaced templates and be fastened; after the wall body is poured, the worker can dismantle the detachable section screw rod and the connecting sleeve to carry out used repeatedly.

The above prior art solutions have the following drawbacks: in the process of connecting the water stop screw rods, a worker needs to firstly connect the connecting sleeve in a threaded manner to the connecting end of the embedded section screw rod, and then connect the detachable section screw rod in a threaded manner to one end of the connecting sleeve far away from the embedded section screw rod, namely, before the worker uses the water stop screw rod, two connecting steps are needed to realize the connection relationship between the embedded section screw rod and one detachable section screw rod; correspondingly, after the wall body is poured, two disassembling steps are needed to be respectively carried out on two ends of the screw rod of the embedded section in the dismantling process of the reusable part, so that the working efficiency of the worker for construction by using the water stopping screw rod is reduced.

Disclosure of Invention

Not enough to prior art exists, one of the purposes of the utility model is to provide a syllogic stagnant water screw rod, this stagnant water screw rod can promote the staff and use the work efficiency that the stagnant water screw rod carries out the construction.

The above technical purpose of the present invention can be achieved by the following technical solutions: a three-section type water stop screw comprises an embedded section screw, two detachable section screws and two circular table sleeves, wherein threaded holes are formed in two ends of the embedded section screw along the length direction of the embedded section screw; the two detachable section screw rods are respectively arranged at two ends of the embedded section screw rod and comprise threaded connection sections and square ends; the threaded connecting section is positioned at one end, close to the embedded section screw, of the detachable section screw, the threaded connecting section is in threaded fit with the threaded hole, and the square end is positioned at one end, far away from the threaded connecting section, of the detachable section screw; the two circular truncated cone sleeves are respectively sleeved on the threaded connection sections of the two detachable section screw rods, the circular cross sections of the circular truncated cone sleeves are gradually increased along the direction from the detachable section screw rods to the embedded section screw rods, the end faces, close to the embedded section screw rods, of the circular truncated cone sleeves are abutted against the end faces of the embedded section screw rods, and the detachable section screw rods are provided with positioning blocks which are abutted against the end faces, far away from the embedded section screw rods, of the circular truncated cone sleeves; a limiting piece is arranged between the threaded connection section and the circular truncated cone sleeve and used for limiting the circular truncated cone sleeve so as to drive the circular truncated cone sleeve to rotate when the detachable section screw is driven to rotate circumferentially; and a connecting piece is further arranged between the circular table sleeve and the detachable section screw rod, so that the connection between the circular table sleeve and the detachable section screw rod is realized through the connecting piece.

By adopting the technical scheme, in the process of connecting the water stop screw rod by a worker, the circular truncated cone sleeve is sleeved on the threaded connecting section of the detachable section screw rod, and then the detachable connection between the detachable section screw rod and the embedded section screw rod can be realized by utilizing the threaded matching of the threaded connecting section and the threaded hole; meanwhile, one end face of the circular table sleeve abuts against the end face of the embedded section screw rod, the other end face of the circular table sleeve abuts against the side wall of the positioning block, positioning of the circular table sleeve can be achieved, and the circular table sleeve is used for covering and protecting the joint of the detachable section screw rod and the embedded section screw rod, so that the situation that the screw rod at the detachable section is repeatedly used due to the fact that concrete flows to the threaded connection section of the detachable section screw rod in the wall pouring process is reduced; in addition, be equipped with the locating part between round platform cover and the detachable section screw rod, when the wall body has pour the staff and use with the detachable section screw rod square end matched with extracting tool rotate to the detachable section screw rod when dismantling, the round platform cover also can rotate along with the rotation of detachable section screw rod, thereby realize that the round platform cover breaks away from with the wall body of pouring, and, through the connecting piece between round platform cover and the detachable section screw rod, can make the round platform cover that breaks away from mutually with the wall body can be along with detachable section screw rod together dismantlement, thereby, the effect of work efficiency when having realized promoting the staff and using the stagnant water screw rod construction promptly.

Preferably, the limiting piece is a square limiting piece, and a square limiting groove which is in plug-in fit with the square limiting piece is arranged at one end, away from the screw rod of the embedded section, of the circular truncated cone sleeve; when the square limiting block is inserted into the square limiting groove, the detachable section screw rod and the circular truncated cone sleeve are relatively fixed.

Through adopting above-mentioned technical scheme, the grafting cooperation between square stopper and the square spacing groove can form the relatively fixed between removable section screw rod and the round platform cover to make the round platform cover rotate along with the rotation of removable section screw rod.

Preferably, the connecting piece is a magnet, the magnet is fixedly arranged on the circular truncated cone sleeve, and the magnet is used for attracting the detachable section screw.

By adopting the technical scheme, when the circular table sleeve is sleeved on the detachable section screw rod, the circular table sleeve and the detachable section screw rod can be relatively fixed by utilizing the suction force between the magnet and the detachable section screw rod; in the process that a worker connects the detachable section screw rod with the embedded section screw rod to form the complete water stop screw rod, the condition that the circular table sleeve is separated from the detachable section screw rod can be reduced; simultaneously, pour at the wall body and accomplish the staff and tear the detachable section and bury the section screw rod apart the in-process mutually, keep the relative fixed between round platform cover and the detachable section screw rod, can make the round platform cover can be along with detachable section screw rod together dismantlement.

Preferably, the end face that the section screw rod was kept away from to the round platform cover is equipped with the storage tank, the storage tank is used for the holding locating piece, the tank bottom of storage tank is located to the magnet, just the magnet is used for with the lateral wall actuation of locating piece orientation storage tank bottom.

By adopting the technical scheme, the positioning block can be accommodated by the accommodating groove, so that when the circular table sleeve is sleeved with the detachable section screw rod, the side wall of the positioning block, which is far away from the bottom of the accommodating groove, can be flush with the end surface of the circular table sleeve, thereby keeping the smoothness of the abutting surface of the positioning block and the template; meanwhile, the circular table sleeve and the detachable section screw rod can be relatively fixed through the attraction of the magnet to the positioning block.

Preferably, the end face of the circular truncated cone sleeve, which is close to the screw rod of the embedded section, is provided with a butt groove, the butt groove is in plug-in fit with the end part of the screw rod of the embedded section, and the bottom of the butt groove is used for abutting against the end face of the screw rod of the embedded section, which faces the butt groove.

Through adopting above-mentioned technical scheme, the inserting groove with bury section screw rod tip grafting cooperation, can be so that the round platform cover is close to the cladding effect of burying section screw rod one end to burying section screw rod tip to reduce the wall body and pour in-process concrete infiltration to removable section screw rod and bury the condition that the section screw rod junction increased the removable section screw rod and dismantle the degree of difficulty.

Preferably, both ends of the screw rod of the embedding section are provided with annular convex edges, and the annular convex edges are abutted against the side wall of the circular table sleeve and the end face of the circular table sleeve, which is close to the screw rod of the embedding section.

By adopting the technical scheme, the annular convex edge is in butt fit with the two opposite end faces of the circular truncated cone sleeve, so that the condition that concrete permeates into the joint of the detachable section screw and the embedded section screw in the wall pouring process can be further reduced; meanwhile, the contact area of the concrete and the embedded section screw can be increased due to the arrangement of the annular convex edge, and the water permeation path is prolonged, so that the water closing performance of the whole structure is improved.

Preferably, the screw rod of the embedding section is provided with a plurality of water stop sheets, and the plurality of water stop sheets are arranged on the screw rod of the embedding section at intervals along the length direction of the screw rod of the embedding section.

Through adopting above-mentioned technical scheme, the area of contact of concrete and section screw rod of burying can be increased effectively in the setting of a plurality of stagnant water pieces, the infiltration route of extension water to play the effect that improves the whole water-tight performance of structure.

Preferably, the water stop sheets are rectangular, and four opposite edges of the water stop sheets are parallel to each other.

By adopting the technical scheme, the plurality of rectangular water stop sheets can form the supporting legs of the water stop screw rod, so that the water stop screw rod can be placed conveniently.

To sum up, the utility model discloses a following at least one useful technological effect:

1. the circular truncated cone sleeve is sleeved on the threaded connection section of the detachable section screw rod, then the detachable connection between the detachable section screw rod and the embedded section screw rod can be realized by utilizing the threaded matching between the threaded connection section and the threaded hole, and meanwhile, the circular truncated cone sleeve separated from the wall body can be detached together with the detachable section screw rod through the connecting piece between the circular truncated cone sleeve and the detachable section screw rod, so that the effect of improving the working efficiency of a worker during construction by using the water stop screw rod is realized;

2. the circular table sleeve and the detachable section screw rod can be relatively fixed by using the suction force between the magnet and the detachable section screw rod, and the situation that the circular table sleeve is separated from the detachable section screw rod can be reduced in the process that a worker connects the detachable section screw rod to the embedded section screw rod to form a complete water stop screw rod;

3. the setting of storage tank can carry out the holding to the locating piece for when round platform cover cup jointed mutually with removable section screw rod, the locating piece was kept away from the lateral wall of storage tank bottom and can be parallel and level mutually with the terminal surface of round platform cover, thereby keeps the planarization with the template butt face.

Drawings

Fig. 1 is a schematic view of the connection relationship between the screw rod of the embedded section, the screw rod of the detachable section and the circular truncated cone sleeve in the embodiment of the present invention.

Fig. 2 is an enlarged view of a portion a in fig. 1.

Reference numerals: 1. embedding a section screw; 11. a threaded hole; 12. an annular convex edge; 13. a water stop sheet; 2. a detachable section screw; 21. a threaded connection section; 22. a square end; 23. positioning blocks; 24. a square limiting block; 24. a thread locking section; 3. a round table sleeve; 31. a square limiting groove; 32. a containing groove; 33. a magnet; 34. a butt joint groove; 4. a locking assembly; 41. a mountain-shaped fixture block; 42. locking the nut; 42a, radial arm.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, for the utility model discloses a syllogic stagnant water screw rod, including burying section screw rod 1, two detachable section screw rods 2 and two round platform covers 3, wherein, bury section screw rod 1 along the length direction interval welding who buries section screw rod 1 have two stagnant water pieces 13, two stagnant water pieces 13 are rectangular plate-like, and four relative edges all are parallel to each other in two stagnant water pieces 13 to form and be used for carrying out the supporting legs that supports to burying section screw rod 1. Meanwhile, threaded holes 11 used for connecting the detachable section screw rods 2 are formed in the two ends of the embedded section screw rods 1 along the length direction of the embedded section screw rods 1.

Referring to fig. 1 and 2, two detachable section screws 2 are respectively installed at two ends of an embedded section screw 1 along the length direction of the embedded section screw 1, and specifically, the detachable section screw 2 includes a threaded connection section 21, a threaded locking section 24 and a square end 22; wherein, threaded connection section 21 is located detachable section screw rod 2 and is close to the one end of burying section screw rod 1, and threaded connection section 21's circumference is equipped with the external screw thread with 11 screw-thread fit of screw hole to threaded connection through threaded connection section 21 and screw hole 11 realizes detachable section screw rod 2 and buries the detachable connection between the section screw rod 1.

Referring to fig. 1 and 2, two circular truncated cone sleeves 3 are respectively sleeved on the threaded connection sections 21 of the two detachable section screws 2, and the circular cross sections of the circular truncated cone sleeves 3 are gradually increased along the direction from the detachable section screws 2 to the embedded section screws 1; meanwhile, the threaded connection section 21 is welded with a circular positioning block 23, the positioning block 23 is used for positioning the circular truncated cone sleeve 3 in a butting mode, correspondingly, the end face, close to the square limiting block 24, of the circular truncated cone sleeve 3 is provided with a containing groove 32, the containing groove 32 is used for containing the positioning block 23, and therefore the side wall, away from the bottom of the containing groove 32, of the positioning block 23 can be flush with the end face of the circular truncated cone sleeve 3.

In addition, a limiting piece and a connecting piece are further installed between the threaded connection section 21 and the circular truncated cone sleeve 3, in this embodiment, the limiting piece is a square limiting piece 24 with a hexagonal longitudinal section, and correspondingly, a square limiting groove 31 communicated with the accommodating groove 32 is formed in one end, facing the threaded connection section 21, of the circular truncated cone sleeve 3; the direction limiting groove is used for being in plug-in fit with the square limiting block 24, so that when the square limiting block 24 is plugged in the square limiting groove 31, the detachable section screw rod 2 and the circular truncated cone sleeve 3 are relatively fixed, and the circular truncated cone sleeve 3 can be driven to rotate when the detachable section screw rod 2 is driven to rotate circumferentially. Meanwhile, the connecting member is a magnet 33 fixedly mounted on the circular table sleeve 3, in this embodiment, a mounting groove (not shown in the figure) is formed in the bottom of the accommodating groove 32, the magnet 33 is bonded in the mounting groove, and the magnet 33 is used for attracting the side wall of the positioning block 23 facing the bottom of the accommodating groove 32, so that the circular table sleeve 3 and the detachable section screw 2 can be relatively fixed through the attraction force of the magnet 33 to the positioning block 23.

Referring to fig. 1 and 2, a butt groove 34 is opened on the end surface of the circular truncated cone sleeve 3 close to the embedded section screw 1, the butt groove 34 is used for being in plug fit with the end of the embedded section screw 1, and when the end of the embedded section screw 1 is plugged into the butt groove 34, the bottom of the butt groove 34 can be abutted against the end surface of the embedded section screw 1 facing the butt groove 34. Meanwhile, in order to reduce the condition that concrete permeates into the joint of the detachable section screw 2 and the embedded section screw 1 in the wall pouring process, annular convex edges 12 are welded at two ends of the embedded section screw 1, in the embodiment, the annular convex edges 12 are annular, and the side wall of each annular convex edge 12 facing the circular truncated cone sleeve 3 is abutted against the end face, close to the embedded section screw 1, of the circular truncated cone sleeve 3; in addition, the arrangement of the annular convex edge 12 can also increase the contact area between the concrete and the embedded section screw 1, and prolong the permeation path of water, thereby improving the water closing performance of the whole structure.

Referring to fig. 1, the thread locking section 24 of the detachable section screw 2 is located on a side of the detachable section screw 2 away from the thread connecting section 21, and the thread locking section 24 is an external thread end; in this embodiment, locking components 4 are all installed to the screw thread locking section 24 of two removable section screw rods 2, and is concrete, and locking components 4 include chevron fixture block 41 and lock nut 42, and wherein, chevron fixture block 41 activity is cup jointed in screw thread locking section 24, and chevron fixture block 41 is used for carrying out the chucking to the steel pipe of fixed locking template and square timber. The locking nut 42 is also sleeved on the thread locking section 24, the locking nut 42 is in thread fit with the thread locking section 24, and the locking nut 42 is rotated to enable the locking nut 42 to move along the direction close to the mountain-shaped fixture block 41 by utilizing the abutting action of the locking nut 42 on the mountain-shaped fixture block 41, so that the fixing effect on the template is realized; meanwhile, in order to facilitate the rotation of the lock nut 42 by the worker, a swing arm 42a for the worker to rotate is further welded to the lock nut 42. In addition, the square end 22 of the detachable section screw rod 2 is located the detachable section bolt and is far away from the one end of the embedded section screw rod 1, in this embodiment, the longitudinal section of the square end 22 is in a regular hexagon, so that the worker can use tools such as a sleeve and a wrench to match the square end 22 to drive the detachable section screw rod 2 to rotate.

The implementation principle of the embodiment is as follows: in the process that a worker connects the water stop screw, the circular table sleeve 3 is firstly sleeved on the threaded connection section 21 of the detachable section screw 2, and the circular table sleeve 3 and the detachable section screw 2 are relatively fixed through the insertion fit between the square limiting groove 31 and the square limiting block 24 and the attraction effect of the magnet 33 on the positioning block 23; then, a tool matched with the square end 22 of the detachable section screw 2 is used for driving the detachable section screw 2 to rotate, and the detachable connection between the detachable section screw 2 and the embedded section screw 1 can be realized by utilizing the threaded matching of the threaded connection section 21 and the threaded hole 11; simultaneously, the butt groove 34 of round platform cover 3 and the tip grafting cooperation of burying section screw rod 1, and the tank bottom of butt groove 34 offsets with the terminal surface of burying section screw rod 1, the storage tank 32 of round platform cover 3 is with locating piece 23 holding, and the tank bottom of storage tank 32 offsets with the lateral wall of locating piece 23, with this location that realizes round platform cover 3, and utilize round platform cover 3 to realize playing the effect that the guard was established to the cover to detachable section screw rod 2 with the junction of burying end screw rod, with reduce the wall body and pour the in-process concrete flow to detachable section screw rod 2's threaded connection section 21 and influence detachable section end screw rod used repeatedly's the condition.

In addition, when the wall body is pour the completion staff and is used and rotate the dismantlement with removable section screw rod 2's square end 22 matched with extracting tool, utilize grafting cooperation between square spacing groove 31 and the square stopper 24 and the actuation effect of magnet 33 to locating piece 23, make round platform cover 3 and removable section screw rod 2 keep relatively fixed, thereby make round platform cover 3 also can rotate along with removable section screw rod 2's rotation, can make round platform cover 3 break away from with the wall body of pouring the completion mutually, and, round platform cover 3 that breaks away from mutually with the wall body can be along with removable section screw rod 2 together dismantlement, thereby, the effect of work efficiency when having realized promoting the staff and using the stagnant water screw rod construction promptly.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims (8)

1. A syllogic stagnant water screw rod which characterized in that: the screw rod assembly comprises an embedded section screw rod (1), two detachable section screw rods (2) and two circular table sleeves (3), wherein threaded holes (11) are formed in two ends of the embedded section screw rod (1) along the length direction of the embedded section screw rod (1); the two detachable section screw rods (2) are respectively arranged at two ends of the embedded section screw rod (1), and the detachable section screw rods (2) comprise threaded connection sections (21) and square ends (22); the threaded connecting section (21) is positioned at one end, close to the embedded section screw rod (1), of the detachable section screw rod (2), the threaded connecting section (21) is in threaded fit with the threaded hole (11), and the square end (22) is positioned at one end, far away from the threaded connecting section (21), of the detachable section screw rod (2); the two circular table sleeves (3) are respectively sleeved on the threaded connection sections (21) of the two detachable section screw rods (2), the circular cross sections of the circular table sleeves (3) are gradually increased along the direction from the detachable section screw rods (2) to the embedded section screw rods (1), the end faces, close to the embedded section screw rods (1), of the circular table sleeves (3) are abutted against the end faces of the embedded section screw rods (1), and the detachable section screw rods (2) are provided with positioning blocks (23) which are abutted against the end faces, far away from the embedded section screw rods (1), of the circular table sleeves (3); a limiting piece is arranged between the threaded connection section (21) and the circular table sleeve (3), and is used for limiting the circular table sleeve (3) so as to drive the circular table sleeve (3) to rotate when the detachable section screw (2) is driven to rotate circumferentially; and a connecting piece is further arranged between the circular table sleeve (3) and the detachable section screw rod (2) so as to realize the connection between the circular table sleeve (3) and the detachable section screw rod (2) through the connecting piece.

2. The three-section water stop screw according to claim 1, characterized in that: the limiting piece is a square limiting piece (24), and a square limiting groove (31) which is in inserted connection and matching with the square limiting piece (24) is formed in one end, far away from the embedded section screw (1), of the round table sleeve (3); when the square limiting block (24) is inserted into the square limiting groove (31), the detachable section screw rod (2) and the circular table sleeve (3) are relatively fixed.

3. The three-section water stop screw according to claim 2, characterized in that: the connecting piece is magnet (33), magnet (33) are fixed to be located on round platform cover (3), just magnet (33) are used for attracting mutually with removable section screw rod (2).

4. A three-section water stop screw according to claim 3, characterized in that: the terminal surface of burying section screw rod (1) is kept away from in round platform cover (3) is equipped with storage tank (32), storage tank (32) are used for holding locating piece (23), the tank bottom of storage tank (32) is located in magnet (33), just magnet (33) are used for with locating piece (23) towards the lateral wall actuation of storage tank (32) tank bottom.

5. The three-section water stop screw according to claim 4, characterized in that: the end face, close to the embedded section screw rod (1), of the circular table sleeve (3) is provided with a butt joint groove (34), the butt joint groove (34) is matched with the end portion of the embedded section screw rod (1) in an inserting mode, and the groove bottom of the butt joint groove (34) is used for abutting against the end face, facing the butt joint groove (34), of the embedded section screw rod (1).

6. The three-section water stop screw according to claim 5, characterized in that: both ends of the embedded section screw rod (1) are respectively provided with an annular convex edge (12), and the annular convex edge (12) is abutted against the end face, close to the embedded section screw rod (1), of the circular table sleeve (3) and the side wall, facing the circular table sleeve (3), of the circular table sleeve (3).

7. The three-section water stop screw according to claim 1, characterized in that: the embedded section screw rod (1) is provided with a plurality of water stop sheets (13), and the water stop sheets (13) are arranged on the embedded section screw rod (1) at intervals along the length direction of the embedded section screw rod (1).

8. The three-section water stop screw according to claim 7, characterized in that: the water stop sheets (13) are rectangular, and four opposite edges of the water stop sheets (13) are parallel to each other.

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