CN202509496U - Detachable anchor rod main reinforcement of prestressed reinforcement - Google Patents
Detachable anchor rod main reinforcement of prestressed reinforcement Download PDFInfo
- Publication number
- CN202509496U CN202509496U CN2012201616816U CN201220161681U CN202509496U CN 202509496 U CN202509496 U CN 202509496U CN 2012201616816 U CN2012201616816 U CN 2012201616816U CN 201220161681 U CN201220161681 U CN 201220161681U CN 202509496 U CN202509496 U CN 202509496U
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- China
- Prior art keywords
- reinforcing steel
- presstressed reinforcing
- head body
- carrier head
- extruded sleeve
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- Expired - Lifetime
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Abstract
The utility model discloses a detachable anchor rod main reinforcement of a prestressed reinforcement. The detachable anchor rod main reinforcement comprises a prestressed reinforcement and a bearing head, wherein the bearing head comprises a bearing head body; more than one squeezing sleeve, more than one threaded squeezing sleeve and a floating nut are orderly arranged in the bearing head body; internal threads allowing the threaded squeezing sleeve to be screwed down are formed on the floating nut; one end of the prestressed reinforcement located in the bearing head body is squeezed together with the squeezing sleeve and the threaded squeezing sleeve; and a first limiting part for preventing the squeezing sleeve from moving in the pull-out direction of the prestressed reinforcement and a second limiting part for preventing the floating nut from moving in the pull-out direction of the prestressed reinforcement are arranged in the bearing head body. Such an anchor rod main reinforcement is characterized in that when the anchor rod is in the working position, the squeezing sleeve and the threaded squeezing sleeve are in an overlapped state and simultaneously bear pull load, so that enough connection strength can be provided for the prestressed reinforcement and the bearing head body; and when the anchor rod is detached after use, each squeezing sleeve is detached independently so that demounting is easier.
Description
Technical field
The utility model relates to a kind of prestressed anchor, especially a kind of presstressed reinforcing steel releasable anchor pole master muscle.
Background technology
Prestressed anchor is widely used as the technical measures of slope reinforcement in the construction project, and some anchor pole is used for provisional reinforcing, for example is used for the anchor pole of bracing of foundation pit, accomplishes when basement construction, and anchor pole has just lost effect.Anchor pole after being used to complete is discarded in underground by nonvolatil, hides in underground obstacle the hidden danger of underground engineering construction after becoming thereby anchor pole has been become.The technology that to answer muscle to remove after a kind of for this reason being used to complete in advance is able to Application and Development, has removed the obstacle that stays after anchor pole uses to a certain extent through removing presstressed reinforcing steel, making.
Anchor pole master muscle is the member that is used to transmit anchoring load, removes presstressed reinforcing steel and must can realize through specifically-built anchor pole master muscle.Pre existing stress rib releasable anchor pole or demolishing process are cumbersome, or the structure more complicated, when presstressed reinforcing steel allows to remove, often do not have time enough and space to remove construction.
Summary of the invention
The purpose of the utility model is a kind of presstressed reinforcing steel releasable anchor pole master muscle that designs for the deficiency that solves above-mentioned technology, and rib prestressed muscle of this anchor pole master and carrier head can keep enough bonding strengths, and more laborsaving when removing.
The presstressed reinforcing steel releasable anchor pole master muscle that the utility model designed; Comprise presstressed reinforcing steel and carrier head; Carrier head comprises the carrier head body; Be provided with more than one extruded sleeve, more than one screw thread extruded sleeve and captive nut in the carrier head body successively, said captive nut is provided with the internal thread that supplies the precession of screw thread extruded sleeve; An end and extruded sleeve and screw thread extruded sleeve that said presstressed reinforcing steel is arranged in the carrier head body are squeezed into one, are provided with in the said carrier head body to stop extruded sleeve to extract first limiting section that direction moves and stop captive nut to extract second limiting section that direction moves to presstressed reinforcing steel to presstressed reinforcing steel.
As preferably:
First limiting section of stating and second limiting section are arranged on first step and the second step on the carrier head body;
Said extruded sleeve is one, and screw thread extruded sleeve quantity is more than one;
Said presstressed reinforcing steel is provided with sleeve pipe outward, and sleeve pipe is connected with the carrier head body through casing joint; Sleeve pipe is placed in outside the presstressed reinforcing steel, is used for isolated water mud and presstressed reinforcing steel bonding, guarantees that presstressed reinforcing steel can be free movable in sleeve pipe.
The presstressed reinforcing steel releasable anchor pole master muscle that the utility model designed, presstressed reinforcing steel is connected on the carrier head body through extruded sleeve and the extruding of screw thread extruded sleeve; When anchor pole is in running order; The load of anchor pole is delivered on the carrier head through presstressed reinforcing steel, and through the carrier head body with Load Transfer to the anchoring body of anchor pole, owing to adopt more than one extruded sleeve; Presstressed reinforcing steel is connected with carrier head; When anchor pole was in running order, several extruded sleeve stack work guaranteed to have enough bonding strengths;
In addition; When anchor pole is used to complete the needs dismounting; Rotate presstressed reinforcing steel in anchor pole head place, make the threaded engagement of the screw thread and the captive nut of screw thread extruded sleeve, then presstressed reinforcing steel is applied pulling force; Second limiting section props up captive nut, can presstressed reinforcing steel be separated through stretch-draw with spiral shell strand extruded sleeve like this.Continuation applies pulling force to steel strand, and first limiting section props up extruded sleeve, through stretch-draw presstressed reinforcing steel is separated with extruded sleeve, pulls out presstressed reinforcing steel, accomplishes dismounting.Can remove respectively two extruded sleeves when therefore presstressed reinforcing steel is removed, use less pulling force just can presstressed reinforcing steel be separated with carrier head, thereby remove the presstressed reinforcing steel in the anchor pole, more laborsaving when therefore removing.
The notable feature of the presstressed reinforcing steel releasable anchor pole master muscle that the utility model designed is: when anchor pole is in running order; Extruded sleeve, screw thread extruded sleeve are in overlaying state; Bear the pulling force load simultaneously, enough bonding strengths are provided for presstressed reinforcing steel and carrier head body; When anchor pole is used to complete when removing, each extruded sleeve is removed respectively, remove spiral shell strand extruded sleeve earlier, remove extruded sleeve again, like this as long as use the less relatively pulling force just can be with the releasing that is connected of presstressed reinforcing steel with carrier head.After presstressed reinforcing steel and being connected of carrier head are disengaged,, accomplish follow-up dismounting work as long as just can steel strand be pulled out ground with manpower.
Description of drawings
Fig. 1 is embodiment 1 structural representation;
Among the figure: presstressed reinforcing steel 01, sleeve pipe 02, casing joint 03, carrier head body 04, extruded sleeve 05, screw thread extruded sleeve 06, captive nut 07, carrying skull 08, first step 09, second step 10.
The specific embodiment
Combine accompanying drawing that the utility model is done further to describe through embodiment below.
Embodiment 1:
As shown in Figure 1; The described presstressed reinforcing steel releasable of present embodiment anchor pole master muscle; Comprise presstressed reinforcing steel 01 and carrier head; Carrier head comprises carrier head body 04, is provided with an extruded sleeve 05, a screw thread extruded sleeve 06 and a captive nut 07 in the carrier head body 04 successively, and said captive nut 07 is provided with the internal thread that supplies 06 precession of screw thread extruded sleeve; An end and extruded sleeve 05 that said presstressed reinforcing steel 01 is arranged in carrier head body 04 are squeezed into one with screw thread extruded sleeve 06; Be provided with in the said carrier head body 04 and stop extruded sleeve 05 to extract first step 09 that direction moves and stop captive nut 07 to extract the second step 10 that direction moves to presstressed reinforcing steel 01 to presstressed reinforcing steel 01; Be provided with sleeve pipe 02 outside the said presstressed reinforcing steel 01, sleeve pipe 02 is connected with carrier head body 04 through casing joint 03.
The described presstressed reinforcing steel releasable of present embodiment anchor pole master muscle; Because presstressed reinforcing steel 01 is connected on the carrier head body 04 through extruded sleeve 05 and screw thread extruded sleeve 06; When anchor pole was in running order, two extruded sleeve stack work guaranteed to have enough bonding strengths; When anchor pole is used to complete the needs dismounting; Rotate presstressed reinforcing steel 01 in anchor pole head place; Make the threaded engagement of the screw thread and the captive nut 07 of screw thread extruded sleeve 06; Then presstressed reinforcing steel 01 is applied pulling force,, can presstressed reinforcing steel 01 and spiral shell strand extruded sleeve 05 be separated through stretch-draw because 10 pairs of captive nuts 07 of second step are extracted the interception of direction to presstressed reinforcing steel 01.Continuation applies pulling force to steel strand, because 09 pair of extruded sleeve 05 of first step is extracted the interception of direction to presstressed reinforcing steel 01, through stretch-draw presstressed reinforcing steel 01 is separated with extruded sleeve 05 again, pulls out presstressed reinforcing steel 01, accomplishes dismounting.Can remove respectively two extruded sleeves 05 when therefore presstressed reinforcing steel 01 is removed, use less pulling force just can presstressed reinforcing steel 01 be separated with carrier head, thereby remove the presstressed reinforcing steel 01 in the anchor pole, more laborsaving when therefore removing.
As improvement:
The quantity that can be extruded sleeve 05 is one; The quantity of screw thread extruded sleeve 06 is two, three or more; And the degree of depth of captive nut 07 internal thread can strengthen, and bonding strength is higher when anchoring like this, and when dismounting; Can screw thread extruded sleeve 06 be screwed in captive nut 07 and dismounting one by one one by one, more laborsaving during dismounting.
The quantity that also can be extruded sleeve 05 is two or more; The quantity of screw thread extruded sleeve 06 is two, three or more; Screw thread extruded sleeve 06 is removed by captive nut 07 one by one like this; More laborsaving during dismounting, and remaining extruded sleeve 05 can make presstressed reinforcing steel 01 separate with extruded sleeve 05 through relatively large power.
Specific embodiment described herein only is that the design to the utility model illustrates.The utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from the spirit of the utility model or surmount the defined scope of appended claims.
Claims (5)
1. presstressed reinforcing steel releasable anchor pole master muscle; Comprise presstressed reinforcing steel and carrier head; Carrier head comprises the carrier head body; It is characterized in that being provided with successively in the carrier head body more than one extruded sleeve, more than one screw thread extruded sleeve and captive nut, said captive nut is provided with the internal thread that supplies the precession of screw thread extruded sleeve; An end and extruded sleeve and screw thread extruded sleeve that said presstressed reinforcing steel is arranged in the carrier head body are squeezed into one, are provided with in the said carrier head body to stop extruded sleeve to extract first limiting section that direction moves and stop captive nut to extract second limiting section that direction moves to presstressed reinforcing steel to presstressed reinforcing steel.
2. presstressed reinforcing steel releasable anchor pole master muscle according to claim 1 is characterized in that described first limiting section and second limiting section are arranged on first step and the second step on the carrier head body.
3. presstressed reinforcing steel releasable anchor pole master muscle according to claim 1 and 2 is characterized in that said extruded sleeve is one, and screw thread extruded sleeve quantity is more than one.
4. presstressed reinforcing steel releasable anchor pole master muscle according to claim 1 and 2 is characterized in that said presstressed reinforcing steel is provided with sleeve pipe outward, and sleeve pipe is connected with the carrier head body through casing joint.
5. presstressed reinforcing steel releasable anchor pole master muscle according to claim 3 is characterized in that said presstressed reinforcing steel is provided with sleeve pipe outward, and sleeve pipe is connected with the carrier head body through casing joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201616816U CN202509496U (en) | 2012-04-16 | 2012-04-16 | Detachable anchor rod main reinforcement of prestressed reinforcement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201616816U CN202509496U (en) | 2012-04-16 | 2012-04-16 | Detachable anchor rod main reinforcement of prestressed reinforcement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202509496U true CN202509496U (en) | 2012-10-31 |
Family
ID=47061992
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201616816U Expired - Lifetime CN202509496U (en) | 2012-04-16 | 2012-04-16 | Detachable anchor rod main reinforcement of prestressed reinforcement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202509496U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107035075A (en) * | 2017-04-21 | 2017-08-11 | 柳州欧维姆机械股份有限公司 | Multilayer steel strand wires anchorage and its method for anchoring multilayer steel strand wires |
-
2012
- 2012-04-16 CN CN2012201616816U patent/CN202509496U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107035075A (en) * | 2017-04-21 | 2017-08-11 | 柳州欧维姆机械股份有限公司 | Multilayer steel strand wires anchorage and its method for anchoring multilayer steel strand wires |
| CN107035075B (en) * | 2017-04-21 | 2023-01-24 | 柳州欧维姆机械股份有限公司 | Anchor for multilayer steel strand and method for anchoring multilayer steel strand by using anchor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121031 |