CN203487791U - Finished steel strand dedicated tractor with anchorage device - Google Patents
Finished steel strand dedicated tractor with anchorage device Download PDFInfo
- Publication number
- CN203487791U CN203487791U CN201320479220.8U CN201320479220U CN203487791U CN 203487791 U CN203487791 U CN 203487791U CN 201320479220 U CN201320479220 U CN 201320479220U CN 203487791 U CN203487791 U CN 203487791U
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- CN
- China
- Prior art keywords
- steel strand
- finished product
- steel wire
- wire bundle
- anchorage
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 98
- 239000010959 steel Substances 0.000 title claims abstract description 98
- 238000010276 construction Methods 0.000 claims abstract description 16
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000004804 winding Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 5
- 239000000725 suspension Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 210000001520 comb Anatomy 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 210000002435 tendon Anatomy 0.000 description 1
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Abstract
The utility model discloses a finished steel strand dedicated tractor with an anchorage device. The tractor comprises a confining ring, an anchorage device and a traction pull ring. The confining ring is sleeved on one end of a finished steel strand and is confined at the one end of the finished steel strand. A central steel strand which protrudes out of the end face of one end of the finished steel strand is arranged at the center of the finished steel strand. The central steel strand is locked by the anchorage device which is connected with one end of the traction pull ring. The other end of the traction pull ring is provided with a pull ring for connecting the traction equipment. The outer overall dimension of the tractor is less than inner diameter of a construction porthole for subsequent traction of the finished steel strand to be fed through. The utility model has beneficial effects as follows: as the confining ring, the anchorage device and the traction pull ring can be used to tightly bind the finished steel strand and the central steel strand and lock the finished steel strand and the central steel strand together as one piece, dragged by the traction equipment, the finished steel strand can be fed through the construction porthole effectively and safely, thus avoiding winding and deformation of the steel strand; construction efficiency is high; the anchorage device locks the central steel strand tightly, and the structure is simple; and the tractor provided by the utility mode is convenient to use.
Description
Technical field
The utility model relates to the tractor of finished product steel wire bundle, more particularly to be a kind of tractor of the finished product steel wire bundle with anchorage.
Background technology
, it is necessary to which many prestressing tendons are made in order in building, road and bridge construction, penetrate in the prestressed pore passage prepared, i.e., in corrugated conduit.Finished product steel wire bundle（Also known as " comb compiles beam "）Worn in corrugated conduit when sending, it is necessary to set a special tractor in finished product steel wire bundle front end.The quality of retractor structures design and the convenience of application, the quality to construction have a significant impact.
Chinese utility model patent 201120371131.2 discloses the threading-in device that a kind of steel strand wires comb compiles beam, the threading-in device includes lead seat and connects head, lead seat outer wall is threaded, connect head and contain front end circular cone and rear end hollow cylinder, the axle center of circular cone is provided with through hole, the inwall of hollow cylinder is provided with internal thread, connects an inwall for rear end hollow cylinder and is connected with lead seat outer wall thread, connecting an other end has suspension ring.
Above-mentioned existing technology Patent exists following not enough：1st, have between lead seat and suspension ring one it is special connect head, connect head for front end circular cone, rear end hollow cylinder, and have internal thread in corresponding construction, processing is inconvenient.2nd, at the construction field (site), it is necessary to will first connect head connects lead seat, then the hollow cylinder that a rear end is connected in suspension ring connection will be connected, construction procedure is relatively complicated.3rd, connecting head and connecting suspension ring needs that different specifications are made according to the radical of steel strand wires, will so prepare a set of of different size at the construction field (site) and connect head and connect suspension ring, and use inconvenience.
The content of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art there is provided a kind of center steel strand wires and traction draw ring connected with anchorage in finished product steel wire bundle, with a kind of simple in construction, tractor of the finished product steel wire bundle with anchorage of convenient connection pulling equipment.
Solving the technical scheme of above-mentioned technical problem is：A kind of tractor of the finished product steel wire bundle with anchorage, the tractor includes：Hoop, anchorage and traction draw ring；The hoop insertion is sleeved on finished product steel wire bundle one end and banding is on finished product steel wire bundle one end；In the center steel strand wires for being provided centrally with protrusion finished product steel wire bundle one end end face of the finished product steel wire bundle, the center steel strand wires are pinned by anchorage；One end of the anchorage connection traction draw ring, the other end of traction draw ring is provided with the draw ring of connection pulling equipment；The outer profile size of the tractor is less than follow-up traction finished product steel wire bundle and wears the construction duct internal diameter sent.
Preferred scheme is：The anchorage includes：Anchor ring, intermediate plate；The anchor ring is that the cylindrical thread on the internal annulus with taper hole, anchor ring external diameter is fitted in traction draw ring one end；The intermediate plate constitutes the cone with internal thread hole by three structure identical ring segments, and with central steel twisted wire is set with the internal thread hole, the cone is fitted in the taper hole of anchor ring.
Preferred scheme is：Described traction draw ring one end internal thread hole is fitted on the cylindrical thread of anchor ring external diameter, draws draw ring hole size and pulling equipment or the drawing supporting setting of instrument of the draw ring other end.
The beneficial effects of the utility model are：The utility model overcomes the shortcoming of prior art, and advantage of the present utility model is as follows：
1）Finished product steel wire bundle including center steel strand wires is fastenedly connected and is integrated by the utility model using hoop, makes center steel strand wires effectively drive finished product steel wire bundle to move together；It is integrated by anchorage and traction draw ring Neng Jiang center steel strand wires and the locking of finished product steel wire bundle, under pulling equipment dragging, energy effective and safe, which wears finished product steel wire bundle, passes through construction duct bellows, wears and passes through winding and deformation that journey is avoided that between steel strand wires, efficiency of construction is high.
2）The dedicated extruded equipment and tool construction that finished product steel wire bundle end is fixed on hoop are simple, and low cost, gripping effect is good, and hoop can be firmly integrated with center steel strand wires and finished product steel wire bundle.
3）The utility model anchorage is easy to use as the connection member for drawing draw ring；Intermediate plate inner hole thread can use standard size in anchorage, and anchorage can make standard component, have the advantages that easy to process, interchangeability is good, job site application is convenient, low cost.
Brief description of the drawings
Fig. 1 is that the utility model is assemblied in structural representation on finished product steel wire bundle；
Fig. 2 is A-A sectional views in Fig. 1；
Fig. 3 is the sectional view in Fig. 1；
Fig. 4 is the P portions enlarged drawing in Fig. 3.
《Number explanation in accompanying drawing》
1：Finished product steel wire bundle；1a：Peripheral steel strand wires；1b：Center steel strand wires；2：Hoop；2a：Technique impression；3：Anchorage；3a：Anchor ring；3b：Intermediate plate；4：Draw draw ring；4b：Draw ring.
Embodiment
Embodiment of the present utility model is described in further detail below in conjunction with the accompanying drawings.
Fig. 1 is that the utility model is assemblied in structural representation on finished product steel wire bundle；Fig. 2 is A-A sectional views in Fig. 1；Fig. 3 is the sectional view in Fig. 1；Fig. 4 is the P portions enlarged drawing in Fig. 3.
As illustrated, the utility model provides a kind of tractor of the finished product steel wire bundle with anchorage, the tractor includes：Hoop 2, anchorage 3 and traction draw ring 4；The insertion of hoop 2 is sleeved on the one end of finished product steel wire bundle 1 and banding is on the one end of finished product steel wire bundle 1；In the center steel strand wires 1b for being provided centrally with an one end end face of protrusion finished product steel wire bundle 1 of the finished product steel wire bundle 1, center steel strand wires 1b is pinned by anchorage 3；One end of the connection of the anchorage 3 traction draw ring 4, the other end of traction draw ring 4 is provided with the draw ring 4b of connection pulling equipment；The outer profile size of the tractor is less than follow-up traction finished product steel wire bundle 1 and wears the construction duct internal diameter sent.
The anchorage 3 includes：Anchor ring 3a, intermediate plate 3b；The anchor ring 3a is that the cylindrical thread on the internal annulus with taper hole, anchor ring 3a external diameters is fitted in traction draw ring 4 one end；The intermediate plate 3b constitutes the cone with internal thread hole by three structure identical ring segments, and with central steel twisted wire 1b is set with the internal thread hole, the cone is fitted in anchor ring 3a taper hole.
The traction one end internal thread hole of draw ring 4 is fitted on the cylindrical thread of anchor ring 3a external diameters, draws the draw ring 4b hole sizes and pulling equipment or drawing instrument of the other end of draw ring 4（Figure is not regarded）Supporting setting.
In particular, as shown in Figure 1,3, a kind of tractor of the finished product steel wire bundle with anchorage that the utility model is provided, hoop 2 in the tractor is tubular annulus, the inwall of hoop 2 is pressed on finished product steel wire bundle 1, the size of the internal diameter of hoop 2, is determined according to periphery steel strand wires 1a in equipped finished product steel wire bundle 1 and the center steel strand wires 1b stretched out radical；Hoop 2 is sleeved on the one end of finished product steel wire bundle 1 and extruded with dedicated extruded equipment, makes the banding of hoop 2 on the one end of finished product steel wire bundle 1；Technique impression 2a is left after extruding on the external diameter of hoop 2；Hoop 2 is integrated with the finished product steel wire bundle 1 including center steel strand wires 1b after extruding, is realized when pulling center steel strand wires 1b, the servo-actuated effect of finished product steel wire bundle 1.
The intermediate plate 3b of the anchorage 3 constitutes the cone with internal thread hole by three structure identical ring segments, and the size and center steel strand wires 1b of the internal thread hole of the intermediate plate 3b are supporting, and cone cylindrical intermediate plate 3b in anchor ring 3a taper hole with being equipped with；The outside cylinder of the anchor ring 3a is provided with external screw thread, anchor ring 3a external screw thread is connected with drawing one end internal thread of draw ring 4, as anchor ring 3a is screwed in the traction inner bolt hole of draw ring 4, gap shrinks and combined closely between three intermediate plate 3b, the end that Neng Jiang centers steel strand wires 1b stretches out is locked in intermediate plate 3b screwed holes, traction draw ring 4 is integrated with anchorage 3, the banding of finished product steel wire bundle 1；Anchorage 3 can be selected according to center steel strand wires 1b diameters.
Draw the other end draw ring 4b and pulling equipment or drawing instrument of draw ring 4（Figure is not regarded）Connection.Pulling equipment or drawing instrument generally select haulage cable（Figure is not regarded）Haulage cable one end passes through and is fixed tightly on the draw ring 4b of traction draw ring 4, the haulage cable other end is connected with hoist engine again, hoist engine is started to be drawn, the movement of whole finished product steel wire bundle 1 smoothly in bellows can be driven, finished product steel wire bundle 1 is drawn into removal bellows, then carries out next step tension steel strand process.
The course of work of the utility model example is as follows：
First, many prestress wire combs are weaved into finished product steel wire bundle 1, a center steel strand wires 1b of centre is stretched out the end of finished product steel wire bundle 1 in advance；
Secondly, hoop 2 is inserted in the end of finished product steel wire bundle 1, it is cylindrical with dedicated extruded equipment extruding hoop 2, by itself and the banding of finished product steel wire bundle 1；
Again, the anchorage 3 on center steel strand wires 1b end sleeves are stretched out, the external screw thread of anchorage 3 is connected in the traction screwed hole of draw ring 4, anchorage 3 is locked center steel strand wires 1b；
Finally, the haulage cable one end for connecting hoist engine is connected on the draw ring 4b of traction draw ring 4, hoist engine startup work, finished product steel wire bundle 1 passes through prestressed pore passage bellows under traction steel wire wire saws.
One embodiment of the present utility model is described in detail above, the content is only preferred embodiment of the present utility model, it is impossible to be considered as being used to limit of the present utility model to practice scope.All impartial changes done according to the utility model or improvement, without substantial innovative change, all should be belonged in covering scope of the present utility model.
Claims (3)
1. a kind of tractor of the finished product steel wire bundle with anchorage, it is characterised in that the tractor includes：Hoop（2）, anchorage（3）With traction draw ring（4）；The hoop（2）Insertion is sleeved on finished product steel wire bundle（1）One end and banding are in finished product steel wire bundle（1）On one end；In the finished product steel wire bundle（1）Be provided centrally with one protrusion finished product steel wire bundle（1）The center steel strand wires of one end end face（1b）, the center steel strand wires（1b）By anchorage（3）Pin；The anchorage（3）Connection traction draw ring（4）One end, draw draw ring（4）The other end be provided with connection pulling equipment draw ring（4b）；The outer profile size of the tractor is less than follow-up traction finished product steel wire bundle（1）Wear the construction duct internal diameter sent.
2. a kind of tractor of the finished product steel wire bundle with anchorage according to claim 1, it is characterised in that the anchorage（3）Including：Anchor ring（3a）, intermediate plate（3b）；The anchor ring（3a）It is the internal annulus with taper hole, anchor ring（3a）Cylindrical thread on external diameter is fitted in traction draw ring（4）One end；The intermediate plate（3b）The cone with internal thread hole is constituted by three structure identical ring segments, matches somebody with somebody in the internal thread hole and is set with central steel twisted wire（1b）, the cone is fitted in anchor ring（3a）Taper hole in.
3. a kind of tractor of the finished product steel wire bundle with anchorage according to claim 1 or 2, it is characterised in that the traction draw ring（4）One end internal thread hole is fitted in anchor ring（3a）On the cylindrical thread of external diameter, draw ring is drawn（4）The draw ring of the other end（4b）Hole size and pulling equipment or the drawing supporting setting of instrument.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320479220.8U CN203487791U (en) | 2013-08-06 | 2013-08-06 | Finished steel strand dedicated tractor with anchorage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320479220.8U CN203487791U (en) | 2013-08-06 | 2013-08-06 | Finished steel strand dedicated tractor with anchorage device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203487791U true CN203487791U (en) | 2014-03-19 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320479220.8U Expired - Fee Related CN203487791U (en) | 2013-08-06 | 2013-08-06 | Finished steel strand dedicated tractor with anchorage device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203487791U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103362311A (en) * | 2013-08-06 | 2013-10-23 | 天津鑫坤泰预应力专业技术有限公司 | Tractor with anchor and for finished steel strand |
| CN104088220A (en) * | 2014-07-16 | 2014-10-08 | 安徽耀燊科技信息咨询有限公司 | Finished product prestress steel strand |
-
2013
- 2013-08-06 CN CN201320479220.8U patent/CN203487791U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103362311A (en) * | 2013-08-06 | 2013-10-23 | 天津鑫坤泰预应力专业技术有限公司 | Tractor with anchor and for finished steel strand |
| CN103362311B (en) * | 2013-08-06 | 2016-08-17 | 天津鑫坤泰预应力专业技术有限公司 | A kind of traction apparatus of finished steel strand bundle band anchorage |
| CN104088220A (en) * | 2014-07-16 | 2014-10-08 | 安徽耀燊科技信息咨询有限公司 | Finished product prestress steel strand |
| CN104088220B (en) * | 2014-07-16 | 2015-09-09 | 安徽耀燊科技信息咨询有限公司 | A kind of finished product prestressing tendon |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Tractor with anchor and for finished steel strand Effective date of registration: 20150205 Granted publication date: 20140319 Pledgee: Bank of Tianjin Limited by Share Ltd. Beichen branch Pledgor: TIANJIN SHINKUNTAI ADVANCED PRESTRESSING TECHNOLOGY Co.,Ltd. Registration number: 2015120000010 |
|
| PP01 | Preservation of patent right |
Effective date of registration: 20180529 Granted publication date: 20140319 |
|
| PP01 | Preservation of patent right | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20230806 Granted publication date: 20140319 |
|
| PD01 | Discharge of preservation of patent | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140319 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |