CN211285279U - Protection device for stay cable threading front guide and anchor head - Google Patents
Protection device for stay cable threading front guide and anchor head Download PDFInfo
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- CN211285279U CN211285279U CN201921693741.7U CN201921693741U CN211285279U CN 211285279 U CN211285279 U CN 211285279U CN 201921693741 U CN201921693741 U CN 201921693741U CN 211285279 U CN211285279 U CN 211285279U
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- sheath
- wall
- anchor head
- top plate
- stay cable
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- 229910000831 Steel Inorganic materials 0.000 claims description 31
- 239000010959 steel Substances 0.000 claims description 31
- 230000001012 protector Effects 0.000 claims description 5
- 239000000725 suspension Substances 0.000 abstract description 4
- 238000009434 installation Methods 0.000 description 10
- 238000010276 construction Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 238000004873 anchoring Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The utility model relates to a protection device that is used for suspension cable to wear preceding and anchor head of cable. The protection device for the stay cable threading front guide and the anchor head comprises a traction rope sleeve, a conical head, a sheath top plate, a sheath inner wall, a sheath bottom plate and a sheath outer wall; the traction rope sleeve is arranged at the top of the conical head; the bottom surface of the conical head is connected with the top of the sheath top plate; one end of the inner wall of the sheath is connected with the bottom of the sheath top plate, and the other end of the inner wall of the sheath is connected with the top of the sheath bottom plate; the outer wall of the sheath is attached to the outer side of the inner wall of the sheath and is detachably connected with the inner wall of the sheath, and the top of the outer wall of the sheath is connected with the bottom of the top plate of the sheath; the sheath top plate and the sheath bottom plate are respectively provided with a traction rope through hole at the center, and the traction rope through holes and the traction rope sleeve are coaxial. The utility model discloses the difficult problem that gets into cable pipe and anchor head damage has effectively been solved.
Description
Technical Field
The utility model relates to a bridge construction equipment technical field, concretely relates to a protection device that is used for leading of suspension cable reeving and anchor head.
Background
In the traditional cable threading mode, a bolt is directly screwed on a traction hole of an anchor head, a traction steel wire rope is connected, after a cable body is hoisted, the traction steel wire rope pulls the anchor head into a cable guide pipe, and then the cable guide pipe is anchored and installed. In the process of drawing the anchor head into the cable guide pipe, if the alignment of the anchor head is slightly inaccurate, the thread on the periphery of the anchor head is rubbed with the cable guide pipe, and the thread is seriously damaged, so that the anchoring of the anchor head is influenced. In addition, if the inner wall of the cable guide pipe is uneven or impurities exist, the anchor head may be damaged. The anchor head and the cable guide pipe generate friction or pass through the cable back and forth, so that the anchoring quality of the anchor head is influenced, time is wasted, the work efficiency of anchor head installation is reduced, and the construction cost is indirectly increased.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem that above-mentioned traditional reeving mode influences anchor head anchor quality, waste time, reduces the work efficiency of anchor head installation, the utility model provides a protection device for stay cable reeving leads and anchor head has effectively solved the cable and in the installation in-process of taking one's place, and the difficult problem that the anchor head is difficult for getting into cable pipe and anchor head and harms easily improves the quality of cable installation when improving work efficiency.
The utility model provides a protection device for stay cable reeving front guide and anchor head, which comprises a traction rope sleeve, a conical head, a sheath top plate, a sheath inner wall, a sheath bottom plate and a sheath outer wall; the traction rope sleeve is arranged at the top of the conical head; the bottom surface of the conical head is connected with the top of the sheath top plate; one end of the inner wall of the sheath is connected with the bottom of the sheath top plate, and the other end of the inner wall of the sheath is connected with the top of the sheath bottom plate; the outer wall of the sheath is attached to the outer side of the inner wall of the sheath and is detachably connected with the inner wall of the sheath, and the top of the outer wall of the sheath is connected with the bottom of the top plate of the sheath; the sheath top plate and the sheath bottom plate are respectively provided with a traction rope through hole at the center, and the traction rope through holes and the traction rope sleeve are coaxial.
The utility model provides a protection device's for stay cable is reeved preceding and anchor head in a preferred embodiment, the sheath roof reaches the sheath bottom plate is circular steel sheet, just the diameter of sheath roof with the diameter of the bottom surface of conical head is unanimous, the diameter of sheath bottom plate with the external diameter of sheath inner wall is unanimous.
In a preferred embodiment of the protection device for the stay cable leading and anchor head, the outer diameter of the outer wall of the sheath is the same as the diameter of the sheath top plate.
In a preferred embodiment of the protection device for the stay cable leading and anchor head, the conical head is composed of eight round steels, the eight round steels are uniformly distributed, one ends of the eight round steels are respectively connected with the traction rope sleeve, and the other ends of the eight round steels are respectively connected with the periphery of the top of the sheath top plate; the traction rope sleeve, the conical head and the sheath top plate form a conical cage body.
The utility model provides a protection device for stay cable is reeved preceding and anchor head's a preferred embodiment, the sheath inner wall comprises the convex steel sheet that four intervals set up, four convex steel sheet is central symmetry and sets up, and every adjacent two clearance homoenergetic between the convex steel sheet can pass and pull rings.
The utility model provides a protection device for leading and anchor head of suspension cable reeving in a preferred embodiment, the sheath inner wall is equipped with two sets of sheath outer wall fastening bolt, and is two sets of sheath outer wall fastening bolt locates two relative settings respectively on the convex steel sheet.
The utility model provides a protection device's for oblique pull string is reeved and is preceding and anchor head in a preferred embodiment, every group sheath outer wall fastening bolt is two, and follows the axial direction interval of convex steel sheet sets up.
The utility model provides a protection device's for stay cable is reeved preceding and anchor head in a preferred embodiment, the sheath bottom plate includes a plurality of anchor head fastening bolt, and is a plurality of anchor head fastening bolt respectively with the overhead bolt hole one-to-one of anchor.
The utility model provides a protection device's for stay cable is reeved preceding and anchor head in a preferred embodiment, the sheath outer wall is enclosed by two semi-circular steel sheets of equidimension and is established and form, forms a sealed sleeve pipe that is used for holding the anchor head.
In a preferred embodiment of the protection device for the stay cable leading and anchor head, the length of the outer wall of the sheath is not less than the length of the anchor head.
Compared with the prior art, the utility model provides a protection device for stay cable reeving is preceding and anchor head has following beneficial effect:
the outer wall of the sheath is arranged to completely wrap the external thread of the anchor head, so that friction between the anchor head and a cable guide pipe in the installation process is avoided, the thread can be protected when the anchor head is collided and scraped, the integrity of the thread can be well guaranteed, and the installation construction quality of the cable is guaranteed.
And secondly, through the arrangement of the conical head, the perforation alignment is facilitated, the time for the anchor head to enter the cable guide pipe is shortened, the screw teeth of the anchor head are wrapped in an all-dimensional mode, the cable penetrating back and forth caused by friction is avoided, and the construction efficiency is improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained without inventive work, wherein:
fig. 1 is a schematic structural view of a protection device for a stay cable threading front guide and an anchor head provided by the present invention;
fig. 2 is an enlarged view of a portion a of the protector for stay cable leading and anchor heads shown in fig. 1;
fig. 3 is an assembly view of the protector and anchor head for stay cable leading and anchor head shown in fig. 1.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Please refer to fig. 1, fig. 2 and fig. 3, wherein fig. 1 is a schematic structural diagram of a protection device for a stay cable threading leader and an anchor head according to the present invention; fig. 2 is an enlarged view of a portion a of the protector for stay cable leading and anchor heads shown in fig. 1; fig. 3 is an assembly view of the protector and anchor head for stay cable leading and anchor head shown in fig. 1. The protection device 1 for the stay cable threading front guide and anchor head comprises a traction rope sleeve 11, a conical head 12, a sheath top plate 13, a sheath inner wall 14, a sheath bottom plate 15 and a sheath outer wall 16; the traction rope sleeve 11 is arranged at the top of the conical head 12; the bottom surface of the conical head 12 is connected with the top of the jacket top plate 13; one end of the sheath inner wall 14 is connected with the bottom of the sheath top plate 13, and the other end is connected with the top of the sheath bottom plate 15; the sheath outer wall 16 is attached to the outer side of the sheath inner wall 14 and is detachably connected with the sheath inner wall 14, and the top of the sheath outer wall 16 is connected with the bottom of the sheath top plate 13; the sheath top plate 13 and the sheath bottom plate 15 are both provided with a hauling rope through hole 17 at the center, and the hauling rope through hole 17 and the hauling rope sleeve 11 are coaxial.
The sheath top plate 13 and the sheath bottom plate 15 are both circular steel plates, the diameter of the sheath top plate 13 is consistent with that of the bottom surface of the conical head 12, and the diameter of the sheath bottom plate 15 is consistent with that of the outer diameter of the sheath inner wall 14.
The jacket outer wall 16 has an outer diameter corresponding to the diameter of the jacket top plate 13.
The conical head 12 is composed of eight round steels, the eight round steels are uniformly distributed, one ends of the eight round steels are respectively connected with the traction rope sleeve 11, and the other ends of the eight round steels are respectively connected with the periphery of the top of the sheath top plate 13; the pull rope sleeve 11, the conical head 12 and the sheath top plate 13 form a conical cage.
The inner wall 14 of the sheath is composed of four arc-shaped steel plates arranged at intervals, the four arc-shaped steel plates are arranged in a centrosymmetric manner, and gaps between every two adjacent arc-shaped steel plates can penetrate through the traction hanging ring 22.
The inner wall 14 of the sheath is provided with two sets of outer wall fastening bolts 141, and the two sets of outer wall fastening bolts 141 are respectively arranged on the two arc-shaped steel plates which are oppositely arranged.
And two fastening bolts 141 for the outer wall of each group of the sheath are arranged at intervals along the axial direction of the circular arc-shaped steel plate.
The sheath base plate 15 includes a plurality of anchor head fastening bolts 151, and the plurality of anchor head fastening bolts 151 correspond to bolt holes on the anchor head 21 one to one, respectively.
The outer wall 16 of the sheath is formed by two semicircular steel plates with the same size in an enclosing mode to form a sealed sleeve.
The length of the sheath outer wall 16 is not less than the length of the anchor head 21.
During installation, the sheath outer wall fastening bolt 141 is firstly taken down, the sheath outer wall 16 is taken down, the protection device 1 for the stay cable threading front guide and the anchor head is installed on a stay cable anchor cable, and the anchor head fastening bolt 151 is screwed down; and then connecting the protection device 1 for the stay cable threading front guide and the anchor head with the anchor head 21, then installing a traction hanging ring 22, installing a traction rope 23, finally installing the outer wall 16 of the sheath, and screwing the fastening bolt 141 of the outer wall of the sheath to finish the installation of the threading front guide device.
In the process of installing the stay cable, the stay cable is lifted, when the stay cable is lifted to be close to the cable guide pipe, the traction rope 23 is lifted, the anchor head 21 is pulled into the cable guide pipe, the conical head 12 of the protection device 1 for the stay cable threading front guide and the anchor head can enter the cable guide pipe, the whole anchor head 21 can smoothly enter the cable guide pipe, the protection device 1 for the stay cable threading front guide and the anchor head is taken down, the anchor head nut is screwed, and the installation of the stay cable is completed.
The utility model provides a protection device 1 that is used for suspension cable to wear preceding and anchor head has following beneficial effect:
firstly, through setting up sheath outer wall 16 wraps up the anchor head 21 external screw thread completely, has avoided the friction of anchor head 21 and cable pipe in the in-process of installation, also can provide the protection for the screw thread when anchor head 21 collides and cuts and rub, and the integrality of assurance screw thread that can be fine for cable installation construction quality is guaranteed.
Secondly, through setting up conical head 12 is favorable to perforating the counterpoint, shortens the time that anchor head 21 got into the cable pipe, and all-round parcel anchor head thread avoids the round trip reeving that the friction leads to, has improved the efficiency of construction.
The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.
Claims (10)
1. A protection device for a stay cable threading front guide and an anchor head is characterized by comprising a traction cable sleeve, a conical head, a sheath top plate, a sheath inner wall, a sheath bottom plate and a sheath outer wall; the traction rope sleeve is arranged at the top of the conical head; the bottom surface of the conical head is connected with the top of the sheath top plate; one end of the inner wall of the sheath is connected with the bottom of the sheath top plate, and the other end of the inner wall of the sheath is connected with the top of the sheath bottom plate; the outer wall of the sheath is attached to the outer side of the inner wall of the sheath and is detachably connected with the inner wall of the sheath, and the top of the outer wall of the sheath is connected with the bottom of the top plate of the sheath; the sheath top plate and the sheath bottom plate are respectively provided with a traction rope through hole at the center, and the traction rope through holes and the traction rope sleeve are coaxial.
2. The device for protecting the stay cable threading leader and anchor head as claimed in claim 1, wherein the sheath top plate and the sheath bottom plate are both circular steel plates, and the diameter of the sheath top plate is consistent with the diameter of the bottom surface of the tapered head, and the diameter of the sheath bottom plate is consistent with the outer diameter of the inner wall of the sheath.
3. A stay cable lead and anchor head protector as set forth in claim 1 in which the outer diameter of the jacket outer wall is the same as the diameter of the jacket top plate.
4. The protecting device for the stay cable leading and anchor head according to claim 1, wherein the tapered head is composed of eight round bars, the eight round bars are uniformly distributed, one ends of the eight round bars are respectively connected with the traction rope sleeve, and the other ends of the eight round bars are respectively connected with the periphery of the top of the sheath top plate; the traction rope sleeve, the conical head and the sheath top plate form a conical cage body.
5. The device for protecting the stay cable threading leader and the anchor head as claimed in claim 1, wherein the inner wall of the sheath is composed of four arc-shaped steel plates arranged at intervals, the four arc-shaped steel plates are arranged in central symmetry, and a gap between every two adjacent arc-shaped steel plates can pass through the traction hanging ring.
6. The protecting device for the stay cable threading leader and anchor head as claimed in claim 5, wherein the inner wall of the sheath is provided with two sets of sheath outer wall fastening bolts, and the two sets of sheath outer wall fastening bolts are respectively arranged on the two arc-shaped steel plates which are oppositely arranged.
7. The device for protecting the stay cable threading leader and anchor head as claimed in claim 6, wherein there are two fastening bolts on the outer wall of each group of the sheaths and the fastening bolts are arranged at intervals along the axial direction of the circular arc-shaped steel plate.
8. The device as claimed in claim 1, wherein the sheath base plate includes a plurality of anchor head fastening bolts, and the plurality of anchor head fastening bolts correspond to the bolt holes of the anchor head one by one.
9. The protecting device for the stay cable threading front guide and anchor head according to claim 1, wherein the outer wall of the sheath is surrounded by two semicircular steel plates with the same size to form a sealed sleeve.
10. The device for protecting the stay cable threading leader and anchor head as claimed in claim 1, wherein the length of the outer wall of the sheath is not less than the length of the anchor head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921693741.7U CN211285279U (en) | 2019-10-10 | 2019-10-10 | Protection device for stay cable threading front guide and anchor head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921693741.7U CN211285279U (en) | 2019-10-10 | 2019-10-10 | Protection device for stay cable threading front guide and anchor head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211285279U true CN211285279U (en) | 2020-08-18 |
Family
ID=72018380
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921693741.7U Active CN211285279U (en) | 2019-10-10 | 2019-10-10 | Protection device for stay cable threading front guide and anchor head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211285279U (en) |
-
2019
- 2019-10-10 CN CN201921693741.7U patent/CN211285279U/en active Active
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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: A kind of protective device for cable guide and anchor head of stay cable Effective date of registration: 20221227 Granted publication date: 20200818 Pledgee: Changsha bank Limited by Share Ltd. Xiangjiang New District sub branch Pledgor: HUNAN LIANZHI INTELLIGENT TECHNOLOGY CO.,LTD. Registration number: Y2022980028785 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20200818 Pledgee: Changsha bank Limited by Share Ltd. Xiangjiang New District sub branch Pledgor: HUNAN LIANZHI INTELLIGENT TECHNOLOGY CO.,LTD. Registration number: Y2022980028785 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right |