CN202627524U - Wall ternary form water-seal opposite-pull screw - Google Patents
Wall ternary form water-seal opposite-pull screw Download PDFInfo
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- CN202627524U CN202627524U CN 201220326072 CN201220326072U CN202627524U CN 202627524 U CN202627524 U CN 202627524U CN 201220326072 CN201220326072 CN 201220326072 CN 201220326072 U CN201220326072 U CN 201220326072U CN 202627524 U CN202627524 U CN 202627524U
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- wall
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- supporting sleeve
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Abstract
The utility model relates to a wall ternary form water-seal opposite-pull screw which can effectively overcome the defects of leaking, small tensile force capacity and material waste. The technical scheme is that the wall ternary form water-seal opposite-pull screw comprises a pull rod and a support casing pipe. Two end portions of the support casing pipe are provided with support cushions, a water-seal ring is sleeved on the periphery of the middle portion of the support casing pipe, and a water-seal sealing body is arranged inside the middle portion of the support casing pipe. A ternary form water-seal opposite-pull structure is formed by connecting the two ends of the support casing pipe and the pull rod which penetrates through the support cushion. A cross section of the middle portion of the support casing pipe is in a triangular shape, and the two end portions are circular hollow body. The wall ternary form water-seal opposite-pull screw has the advantages of being simple in structure, huge in tensile force capacity, water seepage resistant, environmental friendly, convenient to install and dismantle, and capable of reducing labor intensity and increasing work efficiency of an installation personal.
Description
Technical field
The utility model relates to a kind of body of wall syllogic sealing Screw arbor with nut at both-ends.
Background technology
In building operations; The in-situ concrete wall that needs waterproof, the general whole Screw arbor with nut at both-ends through walls that has flashing that adopt set up and support shuttering, after concreting is accomplished; Not only screw rod can't take out; And the screw rod that stretches out wall outer side makes the bad dismounting of template, causes the damage of template large tracts of land, need excise with methods such as gas cuttings.Also there is following problem in the Screw arbor with nut at both-ends through walls of this structure: one is to use installation comparatively to bother; The 2nd, the work meeting of welding block water plate causes certain pollution to environment; The 3rd, since the slit that produces when the leakage weldering of block water plate or concrete setting, the phenomenon that still can occur leaking.Waste great deal of steel, increased construction cost.
In order to solve the problem that above-mentioned Screw arbor with nut at both-ends through walls in use exists, at present, in the cast-in-situ concrete of buildings waterproof body of wall; Products such as a kind of " Screw arbor with nut at both-ends through walls " patent ZL200820028937.X and patent ZL201020253962.5 have appearred; Though overcome above-mentioned deficiency preferably, but still had following shortcoming: one, the middle part of supporting sleeve all is a tabular, like this when reinforcing template; Supporting sleeve tends to distortion; Form twisted shape, the waterproof and sealing material that is contained in like this in the sleeve pipe also can be out of shape thereupon, can produce waterproof effect to have a strong impact on.Two, the middle part of supporting sleeve all is crushed, and supporting sleeve is born the intensity reduction at double of pressure.In addition, the inside, two ends of supporting sleeve is to squeeze out tongue and groove with external force to be connected with pull bar, bears the intensity reduction at double of pulling force.
Summary of the invention
To above-mentioned situation, for overcoming the prior art defective, the purpose of the utility model just provides a kind of body of wall syllogic sealing Screw arbor with nut at both-ends, can effectively solve and leak, and bears the problem of the little and waste material of pulling force.
The technical scheme that the utility model solves is, comprises pull bar and supporting sleeve, on the both ends of supporting sleeve supporting pad is installed; The middle part periphery of supporting sleeve is set with seal ring; The sealing seal is arranged in the central tube, and the two ends of supporting sleeve are connected with the pull bar that passes supporting pad, constitute the syllogic sealing to pull-up structure; Supporting sleeve is that the cross section, middle part is triangular in shape, and both ends are circular hollow body.
The utility model is simple in structure, bear that pulling force is big, percolation-proof, environmental protection, and easy installation and removal can alleviate the labour intensity of installation personnel, increases work efficiency.
Description of drawings
Fig. 1 is the structure sectional view of the utility model.
Fig. 2 is that the A-A of the utility model Fig. 1 is to the structure sectional view.
Fig. 3 is the structure sectional view of another embodiment of the utility model.
The specific embodiment
Elaborate below in conjunction with the specific embodiment of accompanying drawing to the utility model.
Provided by Fig. 1-Fig. 3, the utility model comprises pull bar and supporting sleeve, and supporting pad 5 is installed on the both ends of supporting sleeve 2; The middle part periphery of supporting sleeve 2 is set with seal ring 3; Sealing seal 4 is arranged in the central tube, and the two ends of supporting sleeve 2 are connected with the pull bar that passes supporting pad 1, constitute the syllogic sealing to pull-up structure; Supporting sleeve 2 is that the cross section, middle part is triangular in shape, and both ends are circular hollow body.
Described supporting sleeve 2 is the integrative-structure of symmetry on seal ring 3 both sides; The cross section, middle part of described supporting sleeve 2 is equilateral triangle; In the hole at said supporting sleeve 2 both ends internal thread is arranged respectively, pull bar is double threaded screw structure (being that two ends all have externally threaded structure), and the supporting pad spinning is passed in supporting sleeve 2 ends in the inner; Described supporting pad 5 is the hollow body of taper, and the corresponding inner diameter of two supporting pads is less than the outer end diameter, and the inner is installed on outside, supporting sleeve end; Described supporting sleeve 2 also can constitute (substituting) by tie-strut 6 and sleeve 7; The two ends of tie-strut link together through the inner of screw thread and sleeve; Be in the same place with pull bar 1 spinning in the outer end of sleeve; Be installed with the supporting pad 5 that is enclosed within the pull bar periphery on the sleeve outer end, be set with seal ring 3 on the middle part of tie-strut; Described tie-strut 6 is the externally threaded body of rod for two ends have; Described sleeve 7 is hollow tubular body.
Above embodiment is only in order to the technical scheme of explanation the utility model, and is and unrestricted, if on this basis to the replacement or the modification of being equal to of carrying out of the technical scheme of the utility model or equivalence, all belong to the protection domain of the utility model.
During use, supporting sleeve is between the template of both sides, and two supporting pads are pressed on the template respectively; Pull bar stretches out template, through mountain type card and nut the template frame is strained, after building; Dismounting nut, mountain type card are removed steel pipe, the lumps of wood again, are screwed off pull bar earlier, dismantle template at last, because of supporting sleeve becomes symmetrical structure; Nothing notes installation direction in the installation process, has alleviated the labour intensity of installation personnel, has also improved operating efficiency simultaneously.
The utility model compared with prior art also has following advantage:
1, through periphery is provided with the sealing seal is set in seal ring and the central tube at supporting sleeve middle part; Seal ring and sealing seal all are to adopt the water-swellable encapsulant, behind the chance water, because expansion; Encapsulant in body and the body is pushed; Eliminated minimum seepage slit, guaranteed the stable of encapsulant duty, so water resistance has been good;
2, cancelled the welding block water plate, reduced welding and polluted;
3, seal ring is installed in the mid portion of supporting sleeve, and installation personnel do not have the installation direction of noting in installation process, has alleviated the labour intensity of installation personnel, has also improved operating efficiency simultaneously;
4, the cross section of supporting sleeve mid portion is a triangle, and the tension and compression intensity of force that supporting sleeve is born is multiplied, like this when workman's reinforcing template; Supporting sleeve can not be out of shape; Encapsulant can not be out of shape yet, and waterproof effect improves greatly, and has increased supporting sleeve torsion greatly;
5, female thread structure is adopted at the supporting sleeve two ends, rather than the emboss pit that forms under external force, can increase its pulling force greatly;
6, the pull bar installation and removal that are connected with the two ends of supporting sleeve are very convenient, and can reuse, practice thrift cost, reduced construction costs.
Claims (6)
1. a body of wall syllogic sealing Screw arbor with nut at both-ends comprises pull bar and supporting sleeve, it is characterized in that; Supporting pad (5) is installed on the both ends of supporting sleeve (2), and the middle part periphery of supporting sleeve (2) is set with seal ring (3), and sealing seal (4) is arranged in the central tube; The two ends of supporting sleeve (2) are connected with the pull bar that passes supporting pad (1); Constitute the syllogic sealing to pull-up structure, supporting sleeve (2) is that the cross section, middle part is triangular in shape, and both ends are circular hollow body.
2. body of wall syllogic sealing Screw arbor with nut at both-ends according to claim 1 is characterized in that, described supporting sleeve (2) is the integrative-structure of symmetry on seal ring (3) both sides.
3. body of wall syllogic sealing Screw arbor with nut at both-ends according to claim 1 is characterized in that the cross section, middle part of described supporting sleeve (2) is equilateral triangle.
4. body of wall syllogic sealing Screw arbor with nut at both-ends according to claim 1 is characterized in that, in the hole at said supporting sleeve (2) both ends internal thread is arranged respectively, and pull bar is the double threaded screw structure, and the supporting pad spinning is passed in supporting sleeve (2) end in the inner.
5. body of wall syllogic sealing Screw arbor with nut at both-ends according to claim 1 is characterized in that described supporting pad (5) is the hollow body of taper, and the corresponding inner diameter of two supporting pads is less than the outer end diameter, and the inner is installed on outside, supporting sleeve end.
6. body of wall syllogic sealing Screw arbor with nut at both-ends according to claim 1; It is characterized in that; Described supporting sleeve (2) also can be made up of tie-strut (6) and sleeve (7), and the two ends of tie-strut link together through the inner of screw thread and sleeve, is in the same place with pull bar (1) spinning in the outer end of sleeve; Be installed with the supporting pad (5) that is enclosed within the pull bar periphery on the sleeve outer end, be set with seal ring (3) on the middle part of tie-strut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220326072 CN202627524U (en) | 2012-07-06 | 2012-07-06 | Wall ternary form water-seal opposite-pull screw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220326072 CN202627524U (en) | 2012-07-06 | 2012-07-06 | Wall ternary form water-seal opposite-pull screw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202627524U true CN202627524U (en) | 2012-12-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220326072 Expired - Fee Related CN202627524U (en) | 2012-07-06 | 2012-07-06 | Wall ternary form water-seal opposite-pull screw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202627524U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103321413A (en) * | 2013-07-08 | 2013-09-25 | 中国新兴保信建设总公司 | Bolt sleeve and waterproof through-wall bolt device for formwork support |
| CN104631821A (en) * | 2015-02-16 | 2015-05-20 | 中交一航局第一工程有限公司 | Form board fastening device facilitating control on large-thickness concrete protecting layer |
| CN105863203A (en) * | 2016-05-25 | 2016-08-17 | 上海绿地建设(集团)有限公司 | Butterfly-shaped wall connecting element for external wall old brick and inner wall connection |
-
2012
- 2012-07-06 CN CN 201220326072 patent/CN202627524U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103321413A (en) * | 2013-07-08 | 2013-09-25 | 中国新兴保信建设总公司 | Bolt sleeve and waterproof through-wall bolt device for formwork support |
| CN103321413B (en) * | 2013-07-08 | 2015-11-11 | 中国新兴保信建设总公司 | A kind of bolt sleeve and the waterproof through-wall bolt device for shuttering supporting thereof |
| CN104631821A (en) * | 2015-02-16 | 2015-05-20 | 中交一航局第一工程有限公司 | Form board fastening device facilitating control on large-thickness concrete protecting layer |
| CN105863203A (en) * | 2016-05-25 | 2016-08-17 | 上海绿地建设(集团)有限公司 | Butterfly-shaped wall connecting element for external wall old brick and inner wall connection |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121226 Termination date: 20150706 |
|
| EXPY | Termination of patent right or utility model |