CN210562268U - Portable grouting groove structure in fan anchor bolt foundation secondary grouting - Google Patents
Portable grouting groove structure in fan anchor bolt foundation secondary grouting Download PDFInfo
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- CN210562268U CN210562268U CN201921334297.XU CN201921334297U CN210562268U CN 210562268 U CN210562268 U CN 210562268U CN 201921334297 U CN201921334297 U CN 201921334297U CN 210562268 U CN210562268 U CN 210562268U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/728—Onshore wind turbines
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Abstract
The utility model discloses a portable grouting groove structure in fan anchor bolt foundation secondary grouting, which comprises a grouting groove main body, wherein a notch is formed at the middle position of the bottom of the grouting groove main body, and the notch is used for accommodating the exposed part of a prestressed anchor bolt when the grouting groove main body stretches across the upper part of an upper anchor plate; the upper part of the grouting groove main body is opened and is used for pouring slurry into the grouting groove main body; the grouting groove is characterized in that a bottom plate is arranged inside the grouting groove body, the bottom plate is connected with the inner side of the grouting groove body in a mode that one end of the bottom plate is gradually lowered towards the other end of the bottom plate, and a through grouting opening is formed in the lowest position of the bottom plate. The application provides a portable grout groove structure in fan crab-bolt basis secondary is in milk, and simple structure is reasonable, installation convenient to use. The grouting groove has the advantages that the waste of grouting materials can be effectively reduced, uniform and continuous grouting is realized, the protection on finished products such as concrete and anchor bolts can be achieved, the grouting groove is simple to manufacture, simple and light, two persons can move, and the movement is flexible.
Description
Technical Field
The utility model relates to an equipment technical field is used in the grout, especially relates to a portable grout groove structure in fan crab-bolt basis secondary grout.
Background
In recent years, in order to develop a low wind speed area, the height of a tower drum of a wind turbine is continuously increased, the connection mode of the tower drum of the wind turbine and a wind turbine foundation is changed, the original foundation ring connection is changed into anchor bolt connection, and the stress concentration phenomenon during the connection of the foundation rings is avoided. The prestressed anchor bolt replaces a foundation ring, and the form of the wind turbine foundation is still a common circular expansion form. The prestressed anchor bolt foundation is not formed by pouring anchor bolts and concrete together, and comprises an upper anchor plate, a lower anchor plate, anchor bolts, PVC protective pipes and the like, wherein the PVC protective pipes are used for isolating the anchor bolts from the concrete between the upper anchor plate and the lower anchor plate and are sealed, and water, concrete grout, sundries and the like cannot enter the protective pipes in the pouring process so as to avoid corroding the anchor bolts. When the anchor bolt is under tension, the part above the lower anchor plate of the anchor bolt can be uniformly stressed, the whole anchor bolt is an elastic body and has no interface of an elastic part and a rigid part, so that stress concentration is avoided. Because the anchor bolts are prestressed, the concrete foundation is always in a stressed state, and therefore the condition that the concrete on the two sides of the foundation ring is damaged due to stress concentration can not occur in the fan foundation adopting the prestressed anchor bolts.
And (3) constructing a common secondary grouting structure of a foundation tower cylinder base of the prestressed anchor bolt wind driven generator. The construction structure is that the foundation base of the wind driven generator is formed by one-time pouring, and an inner circle and an outer circle of anchor bolt rod pieces which are uniformly distributed along the circumference are arranged on the foundation base 1 of the wind driven generator formed by one-time pouring; and the secondary grouting layer is arranged along the anchor rod piece to form an annular structure and is positioned between the foundation base of the wind driven generator formed by one-step pouring and the upper anchor plate. And an inner mold and an outer mold which are assembled by a plurality of shaping steel templates are respectively arranged on the inner side and the outer side of the secondary grouting layer, and the inward support of the inner mold and the outward support of the outer mold 7 are both externally used steel pipe scaffold supporting systems which are arranged along the circumference.
Among the prior art, all adopt a container scene to stir when carrying out the secondary grout, use the manual work of container directly to pour into in the secondary grout template and fill after the stirring, adopt the mode that the manual work directly poured to cause grouting material to scatter for a moment extravagant, two can pollute crab-bolt and go up the anchor slab, need artifical later stage clearance, three can cause the grout discontinuous even.
SUMMERY OF THE UTILITY MODEL
The utility model provides a portable grout groove structure in fan crab-bolt basis secondary grout.
The utility model provides a following scheme:
the utility model provides a portable grout groove structure in fan crab-bolt basis secondary grout, includes:
the grouting groove comprises a grouting groove body, wherein a notch is formed in the middle position of the bottom of the grouting groove body, and the notch is used for accommodating the exposed part of the prestressed anchor bolt when the grouting groove body stretches across the upper part of an upper anchor plate;
the upper part of the grouting groove main body is opened and is used for pouring slurry into the grouting groove main body; a bottom plate is arranged in the grouting groove main body, the bottom plate is connected with the inner side of the grouting groove main body in a mode that one end of the bottom plate is gradually lowered towards the other end of the bottom plate, and the lowest part of the bottom plate is provided with a through grouting opening; when the grouting groove main body stretches across the upper portion of the upper anchor plate, the grouting opening is located above a gap formed by the outer formwork and the outer side wall of the upper anchor plate, so that slurry in the grouting groove main body enters the gap formed by the outer formwork and the outer side wall of the upper anchor plate through the grouting opening to achieve secondary grouting slurry injection.
Preferably: the bottom of grout groove main part is connected with four supporting legs, when the grout groove main part spaned in last anchor slab upper portion wherein two the supporting legs were located the inboard other two of inner formword the supporting leg was located the outside of exterior sheathing, four the respective bottoms of supporting leg all are used for with fan base concrete top looks butt, so that to grout groove main part formation support.
Preferably: the top of grout groove main part is connected with four handles and is convenient for carry and remove.
Preferably: the grouting groove main body is provided with a rectangular box body structure.
According to the utility model provides a concrete embodiment, the utility model discloses a following technological effect:
through the utility model, a portable grouting groove structure in secondary grouting of fan anchor bolt foundation can be realized, and in an implementation mode, the structure can comprise a grouting groove main body, a notch is formed in the middle position of the bottom of the grouting groove main body, and the notch is used for accommodating the exposed part of the prestressed anchor bolt when the grouting groove main body stretches across the upper part of the upper anchor plate; the upper part of the grouting groove main body is opened and is used for pouring slurry into the grouting groove main body; a bottom plate is arranged in the grouting groove main body, the bottom plate is connected with the inner side of the grouting groove main body in a mode that one end of the bottom plate is gradually lowered towards the other end of the bottom plate, and the lowest part of the bottom plate is provided with a through grouting opening; when the grouting groove main body stretches across the upper portion of the upper anchor plate, the grouting opening is located above a gap formed by the outer formwork and the outer side wall of the upper anchor plate, so that slurry in the grouting groove main body enters the gap formed by the outer formwork and the outer side wall of the upper anchor plate through the grouting opening to achieve secondary grouting slurry injection. The application provides a portable grout groove structure in fan crab-bolt basis secondary is in milk, and simple structure is reasonable, installation convenient to use. The grouting groove has the advantages that the waste of grouting materials can be effectively reduced, uniform and continuous grouting is realized, the protection on finished products such as concrete and anchor bolts can be achieved, the grouting groove is simple to manufacture, simple and light, two persons can move, and the movement is flexible.
Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described 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 according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a portable grouting groove structure in secondary grouting of a fan anchor bolt foundation provided by an embodiment of the present invention;
fig. 2 is a plan view of a portable grouting groove structure in secondary grouting of fan anchor bolt foundation provided by the embodiment of the utility model when in use.
In the figure: grouting groove main part 1, breach 2, bottom plate 3, grout mouth 4, supporting leg 5, handle 6, fan base concrete top 7, go up anchor slab 8, crab-bolt member 9, inner formword 10, outer formword 11.
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 all belong to the protection scope of the present invention.
Examples
Referring to fig. 1 and 2, for the portable grouting groove structure in fan anchor bolt foundation secondary grouting provided by the embodiment of the present invention, as shown in fig. 1 and 2, the structure includes a grouting groove main body 1, a notch 2 is formed at a bottom middle position of the grouting groove main body 1, and the notch 2 is used for accommodating a prestressed anchor bolt exposed portion 9 when the grouting groove main body 1 spans over an upper anchor plate 8;
the upper part of the grouting groove main body 1 is opened and is used for pouring slurry into the grouting groove main body 1; a bottom plate 3 is arranged inside the grouting groove main body 1, the bottom plate 3 is connected with the inner side of the grouting groove main body 1 in a mode that one end of the bottom plate is gradually lowered towards the other end, and a through grouting opening 4 is formed in the lowest position of the bottom plate 3; when the grouting groove main body 1 stretches across the upper part of the upper anchor plate 8, the grouting opening 4 is positioned above a gap formed by the outer formwork 11 and the outer side wall of the upper anchor plate 8, so that slurry in the grouting groove main body 1 enters the gap formed by the outer formwork 11 and the outer side wall of the upper anchor plate 8 through the grouting opening to realize secondary grouting slurry injection.
Furthermore, the bottom of grout groove main part 1 is connected with four supporting legs 5, wherein two of them supporting leg 5 is located the inboard other two of inner formword 10 when grout groove main part 1 spanes in 8 upper portions of last anchor slab supporting legs 5 is located the outside of exterior sheathing 11, four the respective bottoms of supporting leg 5 all are used for with fan base concrete top 7 looks butt, so as to form the support to grout groove main part 1. In order to conveniently carry the grouting groove main body 1, the top of the grouting groove main body 1 is connected with four handles to facilitate carrying and moving 6. The grouting groove main body is provided with a rectangular box body structure.
When the structure is used, the structure is firstly placed on the upper part of the concrete top of the fan base, the structure is made to cross over the upper part of the upper anchor plate, and the grouting opening is aligned to the upper part of a gap formed by the outer side wall of the outer template and the outer side wall of the upper anchor plate. And then stirring the slurry, wherein the slurry stirring place is arranged on a grouting construction site, a portable stirrer is adopted for stirring, two thirds of the total water amount is added firstly, then the slurry is poured in, and the powder is poured into the container uniformly for stirring uniformly at the fastest speed. And after the stirring is uniform, pouring the rest water into the container, and uniformly stirring again, wherein the whole stirring process is controlled to be 8-10 minutes. Since grouting is required from one fixed point of the upper anchor plate during grouting, grouting is not performed at multiple points. Grouting from one side until the other side overflows, and grouting from two opposite sides simultaneously is not needed. The fault accumulation bubble and the grout lack phenomenon appear in the control, use the structure grout material that this application provided to pour into the internal body groove of this grout groove main part from the upper portion in u, the thick liquids can freely flow down through the grout mouth and get into in the clearance that outer template and last anchor slab lateral wall formed, from the stirring point to the grout point until all thick liquids are discharged. After grouting is started, the grouting must be continuously carried out, and the grouting time is shortened as much as possible.
The application provides a portable grout groove structure in fan crab-bolt basis secondary is in milk, and simple structure is reasonable, installation convenient to use. The grouting groove has the advantages that the waste of grouting materials can be effectively reduced, uniform and continuous grouting is realized, the protection on finished products such as concrete and anchor bolts can be achieved, the grouting groove is simple to manufacture, simple and light, two persons can move, and the movement is flexible.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention shall fall within the protection scope of the present invention.
Claims (4)
1. The utility model provides a portable grout groove structure in fan crab-bolt basis secondary grout which characterized in that includes:
the grouting groove comprises a grouting groove body, wherein a notch is formed in the middle position of the bottom of the grouting groove body, and the notch is used for accommodating the exposed part of the prestressed anchor bolt when the grouting groove body stretches across the upper part of an upper anchor plate;
the upper part of the grouting groove main body is opened and is used for pouring slurry into the grouting groove main body; a bottom plate is arranged in the grouting groove main body, the bottom plate is connected with the inner side of the grouting groove main body in a mode that one end of the bottom plate is gradually lowered towards the other end of the bottom plate, and the lowest part of the bottom plate is provided with a through grouting opening; when the grouting groove main body stretches across the upper portion of the upper anchor plate, the grouting opening is located above a gap formed by the outer formwork and the outer side wall of the upper anchor plate, so that slurry in the grouting groove main body enters the gap formed by the outer formwork and the outer side wall of the upper anchor plate through the grouting opening to achieve secondary grouting slurry injection.
2. The portable grouting groove structure in secondary grouting of fan anchor bolt foundation of claim 1, wherein the bottom of the grouting groove main body is connected with four supporting legs, when the grouting groove main body crosses over the upper portion of the upper anchor plate, two of the supporting legs are located on the inner side of the inner formwork, the other two supporting legs are located on the outer side of the outer formwork, and the respective bottoms of the four supporting legs are all used for abutting against the top of concrete of a fan base so as to support the grouting groove main body.
3. The portable grouting groove structure in fan anchor bolt foundation secondary grouting of claim 1, wherein the top of the grouting groove body is connected with four handles for easy carrying and moving.
4. The portable grouting groove structure in fan anchor foundation secondary grouting according to claim 1, wherein the grouting groove main body has a rectangular box structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921334297.XU CN210562268U (en) | 2019-08-16 | 2019-08-16 | Portable grouting groove structure in fan anchor bolt foundation secondary grouting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921334297.XU CN210562268U (en) | 2019-08-16 | 2019-08-16 | Portable grouting groove structure in fan anchor bolt foundation secondary grouting |
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| Publication Number | Publication Date |
|---|---|
| CN210562268U true CN210562268U (en) | 2020-05-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921334297.XU Active CN210562268U (en) | 2019-08-16 | 2019-08-16 | Portable grouting groove structure in fan anchor bolt foundation secondary grouting |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110387900A (en) * | 2019-08-16 | 2019-10-29 | 中国水利水电第四工程局有限公司 | Portable grouting slot structure in a kind of back-grouting of blower anchor bolt basis |
-
2019
- 2019-08-16 CN CN201921334297.XU patent/CN210562268U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110387900A (en) * | 2019-08-16 | 2019-10-29 | 中国水利水电第四工程局有限公司 | Portable grouting slot structure in a kind of back-grouting of blower anchor bolt basis |
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