CN202781422U - Prestress precast pile fast connect stretch-draw piece assembly - Google Patents
Prestress precast pile fast connect stretch-draw piece assembly Download PDFInfo
- Publication number
- CN202781422U CN202781422U CN 201220394286 CN201220394286U CN202781422U CN 202781422 U CN202781422 U CN 202781422U CN 201220394286 CN201220394286 CN 201220394286 CN 201220394286 U CN201220394286 U CN 201220394286U CN 202781422 U CN202781422 U CN 202781422U
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- stretch
- draw
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- draw part
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Abstract
The utility model relates to a prestress precast pile fast connect stretch-draw piece assembly which comprises a stretch-draw piece and a stretch-draw fastening piece, wherein a big annular boss with a stretch-draw hole is arranged in the center of the stretch-draw piece; the stretch-draw hole is a central through hole; the top of the stretch-draw hole is provided with a plurality of toothed flanges which are annularly distributed and are directed at the center of an inner hole; a stop lever is arranged on an inner plane of one of the toothed flanges; reinforcing ribs are arranged on the periphery of the big annular boss; a plurality of small annular bosses with central through holes are annularly distributed on the edge of the stretch-draw piece assembly; and the other end of the stretch-draw hole of the stretch-draw piece is sealed by a circular plate which is used for preventing concrete grout from entering into the stretch-draw hole. Compared with a traditional stretch-draw piece assembly, the stretch-draw piece and the stretch-draw fastening piece are main stressed parts, not only can meet requirements of strength and stiffness, but also are lightened in weight, and are rapid and convenient to connect, and are already confirmed in practical application.
Description
Technical field
The utility model belongs to building field, is specifically related to the combination of a kind of and existing stretch-draw part and compares, and stretch-draw part and stretch-draw fastener are main stressed member, and alleviates to some extent on weight and convenient and fast connection prestressing force prefabricated pile connects fast the stretch-draw part and makes up.
Background technology
The production technology of centrifugal prestressed concrete prefabricated pile comprises: spice, steel reinforcement cage establishment, cloth, matched moulds, prestressed stretch-draw, centrifugal forming, normal temperature steam curing, the demoulding, autoclave curing and check are dispatched from the factory etc.Wherein prestressed stretch-draw will be undertaken by special tensioning equipment, and the type of attachment of stretch-draw part has then determined the practicality of tensioning equipment.Current stretch-draw part exists heaviness, workman's effort and inconvenient operation and connection speed to wait slowly.A kind of novel pre-stressed prefabricated pile of ad hoc meter connects the combination of stretch-draw part fast for this reason.
The utility model content
For the problems referred to above, main purpose of the present utility model is to provide a kind of and existing stretch-draw part combination to compare, stretch-draw part and stretch-draw fastener are main stressed member, and alleviate to some extent on weight and convenient and fast connection prestressing force prefabricated pile connects stretch-draw part combination fast.
The utility model solves above-mentioned technical problem by following technical proposals: a kind of prestressing force prefabricated pile connects the combination of stretch-draw part fast, comprise stretch-draw part and stretch-draw fastener, described stretch-draw part center is the large annular boss with the stretch-draw hole, through hole centered by the described stretch-draw hole, there is annular spread at top, described stretch-draw hole and points to a plurality of dentation flanges at endoporus center, on the inner plane of one of described dentation flange pin is arranged; Reinforcement is arranged around the described large annular boss, the some little annular boss with central through hole of edge annular distribution of stretch-draw part combination, the other end in the stretch-draw hole of described stretch-draw part uses to prevent that the circular slab that concrete grout enters in the stretch-draw hole from sealing.
In specific embodiment of the utility model, described stretch-draw part outer margin contour is circular.
In specific embodiment of the utility model, described stretch-draw part outer margin contour is square.
In specific embodiment of the utility model, described stretch-draw fastener is cylindric with screwed hole of centre, and there is the dentation boss of annular spread cylinder outer rim bottom surface, and described dentation boss is corresponding with the dentation flange on being distributed in the stretch-draw part.
In specific embodiment of the utility model, during use, pass with high-strength connecting bolt in the hole of little annular boss 12 described stretch-draw part combination is fixed on above the end plate of precast prestressed concrete stake.
Positive progressive effect of the present utility model is: the prestressing force prefabricated pile that the utility model provides connects fast the combination of stretch-draw part and has the following advantages: this stretch-draw part combination is compared with traditional stretch-draw part combination, stretch-draw part and stretch-draw fastener are main stressed member, decapacitation is satisfied outside the requirement of strength and stiffness, on weight, alleviate to some extent and convenient and fast connection, and be confirmed in actual applications.
Description of drawings
Fig. 1 is quick connection stretch-draw part applied in any combination installation diagram of the present utility model;
Fig. 2 is the structural representation of square pile stretch-draw part of the present utility model;
Fig. 3 is the structural representation of tubular piles stretching spare of the present utility model;
Fig. 4 is stretch-draw part side view of the present utility model;
Fig. 5 is the structural representation of stretch-draw fastener of the present utility model.
The specific embodiment
Provide the utility model preferred embodiment below in conjunction with accompanying drawing, to describe the technical solution of the utility model in detail.Fig. 1 is quick connection stretch-draw part applied in any combination installation diagram of the present utility model; As shown in Figure 1: the utility model comprises stretch-draw part 1 and stretch-draw fastener 2.
The outer margin contour of the stretch-draw part 1 that the utility model provides can be justified can be square, do not limit to two types therewith, Fig. 2 and Fig. 3 are two kinds of typical outer margin contours, Fig. 2 is the structural representation of square pile stretch-draw part of the present utility model, Fig. 3 is the structural representation of tubular piles stretching spare of the present utility model, and Fig. 4 is stretch-draw part side view of the present utility model; Shown in Fig. 2-4: stretch-draw part 1 center is the large annular boss 11 with the stretch-draw hole, through hole centered by the stretch-draw hole, and there is annular spread at top, stretch-draw hole and points to a plurality of dentation flanges 14 at endoporus center, and pin 15 is arranged on the inner plane of one of dentation flange 14; Around the large annular boss 11 reinforcement 13 is arranged, the some little annular boss 12 with central through hole of edge annular distribution of stretch-draw part combination, the other end in the stretch-draw hole of stretch-draw part 1 uses to prevent that the circular slab 16 that concrete grout enters in the stretch-draw hole from sealing.
Fig. 5 is the structural representation of stretch-draw fastener of the present utility model, as shown in Figure 5: stretch-draw fastener 2 is cylindric with screwed hole of centre 21, there is the dentation boss 22 of annular spread cylinder outer rim bottom surface, and dentation boss 22 is corresponding with the dentation flange 14 on being distributed in stretch-draw part 1.
During use, pass with high-strength connecting bolt in the hole of little annular boss 12 described stretch-draw part combination is fixed on above the end plate of precast prestressed concrete stake.
Described quick connection stretch-draw part combination in use, pass with high-strength connecting bolt in the hole of little annular boss 12 connector is fixed on above the end plate of precast prestressed concrete stake, the annular spread dentation boss 22 on the stretch-draw fastener 2 is interlocked with the dentation flange 14 of the annular spread above the stretch-draw part 1.The stretch-draw screw mandrel cooperates with the screw at stretch-draw fastener center and passes fixed head on the punching block, after clamp nut is then to be tensioned screw mandrel is fastened on the fixed head above the punching block.After fastening, stretch-draw fastener 2 and stretch-draw part 1 can carry out stretch-draw.
The combination of this stretch-draw part is compared with traditional stretch-draw part combination, and stretch-draw part and stretch-draw fastener are main stressed member, and decapacitation is satisfied outside the requirement of strength and stiffness, alleviates to some extent on weight and convenient and fast connection, and is confirmed in actual applications.
More than show and described basic principle of the present utility model and principal character and advantage of the present utility model.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; that describes in above-described embodiment and the specification just illustrates principle of the present utility model; under the prerequisite that does not break away from the utility model spirit and scope; the utility model also has various changes and modifications; these changes and improvements all fall in claimed the utility model scope, and the claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (5)
1. a prestressing force prefabricated pile connects the combination of stretch-draw part fast, comprise stretch-draw part and stretch-draw fastener, it is characterized in that, described stretch-draw part center is the large annular boss with the stretch-draw hole, through hole centered by the described stretch-draw hole, there is annular spread at top, described stretch-draw hole and points to a plurality of dentation flanges at endoporus center, on the inner plane of one of described dentation flange pin is arranged; Reinforcement is arranged around the described large annular boss, the some little annular boss with central through hole of edge annular distribution of stretch-draw part combination, the other end in the stretch-draw hole of described stretch-draw part uses to prevent that the circular slab that concrete grout enters in the stretch-draw hole from sealing.
2. prestressing force prefabricated pile according to claim 1 connects the combination of stretch-draw part fast, it is characterized in that, described stretch-draw part outer margin contour is circular.
3. prestressing force prefabricated pile according to claim 1 connects the combination of stretch-draw part fast, it is characterized in that described stretch-draw part outer margin contour is square.
4. prestressing force prefabricated pile according to claim 1 connects the combination of stretch-draw part fast, it is characterized in that, described stretch-draw fastener is cylindric with screwed hole of centre, and there is the dentation boss of annular spread cylinder outer rim bottom surface, and described dentation boss is corresponding with the dentation flange on being distributed in the stretch-draw part.
5. prestressing force prefabricated pile according to claim 1 connects stretch-draw part combination fast, it is characterized in that, during use, passes with high-strength connecting bolt in the hole of little annular boss described stretch-draw part made up and is fixed on above the end plate of precast prestressed concrete stake.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220394286 CN202781422U (en) | 2012-08-09 | 2012-08-09 | Prestress precast pile fast connect stretch-draw piece assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220394286 CN202781422U (en) | 2012-08-09 | 2012-08-09 | Prestress precast pile fast connect stretch-draw piece assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202781422U true CN202781422U (en) | 2013-03-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220394286 Expired - Fee Related CN202781422U (en) | 2012-08-09 | 2012-08-09 | Prestress precast pile fast connect stretch-draw piece assembly |
Country Status (1)
| Country | Link |
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| CN (1) | CN202781422U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103448142A (en) * | 2013-08-29 | 2013-12-18 | 俞晓东 | Supporting pile tensioning device |
| CN104989106A (en) * | 2015-07-08 | 2015-10-21 | 宿迁市保祥重工有限公司 | Full prestress tension plate external member |
| CN105881735A (en) * | 2015-01-26 | 2016-08-24 | 郑志忠 | Tensioning five-piece set used for mechanical connection of prestress solid square pile |
| CN106976146A (en) * | 2016-01-18 | 2017-07-25 | 周兆弟 | A kind of fixed plate of concrete prefabricated pile die |
| CN106976154A (en) * | 2016-01-18 | 2017-07-25 | 周兆弟 | A kind of concrete-pile tensioning attachment means |
| CN106976149A (en) * | 2016-01-18 | 2017-07-25 | 周兆弟 | A kind of end plate of concrete prefabricated pile die |
| CN106976156A (en) * | 2016-01-18 | 2017-07-25 | 周兆弟 | A kind of tensioning board component of concrete prefabricated pile die |
-
2012
- 2012-08-09 CN CN 201220394286 patent/CN202781422U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103448142A (en) * | 2013-08-29 | 2013-12-18 | 俞晓东 | Supporting pile tensioning device |
| CN103448142B (en) * | 2013-08-29 | 2015-09-09 | 俞晓东 | Support pile tensioning equipment |
| CN105881735A (en) * | 2015-01-26 | 2016-08-24 | 郑志忠 | Tensioning five-piece set used for mechanical connection of prestress solid square pile |
| CN104989106A (en) * | 2015-07-08 | 2015-10-21 | 宿迁市保祥重工有限公司 | Full prestress tension plate external member |
| CN106976146A (en) * | 2016-01-18 | 2017-07-25 | 周兆弟 | A kind of fixed plate of concrete prefabricated pile die |
| CN106976154A (en) * | 2016-01-18 | 2017-07-25 | 周兆弟 | A kind of concrete-pile tensioning attachment means |
| CN106976149A (en) * | 2016-01-18 | 2017-07-25 | 周兆弟 | A kind of end plate of concrete prefabricated pile die |
| CN106976156A (en) * | 2016-01-18 | 2017-07-25 | 周兆弟 | A kind of tensioning board component of concrete prefabricated pile die |
| CN106976146B (en) * | 2016-01-18 | 2019-10-29 | 周兆弟 | A kind of fixed plate of concrete prefabricated pile die |
| CN106976156B (en) * | 2016-01-18 | 2022-09-09 | 周兆弟 | Tensioning plate assembly of concrete precast pile mould |
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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: 20130313 Termination date: 20180809 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |