CN209718157U - Arc service sleeve auxiliary locator - Google Patents
Arc service sleeve auxiliary locator Download PDFInfo
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- CN209718157U CN209718157U CN201920247337.0U CN201920247337U CN209718157U CN 209718157 U CN209718157 U CN 209718157U CN 201920247337 U CN201920247337 U CN 201920247337U CN 209718157 U CN209718157 U CN 209718157U
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- locating piece
- service sleeve
- arc
- arc service
- molded part
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Abstract
The utility model provides a kind of arc service sleeve auxiliary locator, it includes end holes molded part, the first locating piece and the second locating piece；End holes molded part is connect with the first side form, and end holes molded part is used to form end holes；First locating piece is connect with end holes molded part, and the first locating piece with one end of arc service sleeve for connecting；Second locating piece is connect with the second side form, and the second locating piece with the other end of arc service sleeve for connecting.By using the structure of end holes molded part, the first locating piece and the second locating piece, arc service sleeve can reliably be fixed, avoid displacement and rotation of the arc service sleeve in casting process, and setting end holes molded part can dresser nut installation site, summarize in subsequent process and do not need to cut the end of arc service sleeve.The utility model has strong operability: the advantage of good economy performance.
Description
Technical field
The utility model relates to prefabricated component pouring construction field, especially a kind of arc service sleeve auxiliary is fixed
Position device.
Background technique
In current road construction, the requirement with people to engineering construction is higher and higher, prefabricated component with
The advantages that at low cost by means of its short construction period, quality is secure, small on surrounding enviroment influence is widely used.Assembled
The assembled comparison of component is attached fixation Preferable scheme is that passing through pre-buried arc shrouds by curved bolt, at this stage arc
The fixed form of service sleeve is fixed in template generally by fixing mould, or is directly anchored on steel reinforcement cage, these
Although method can effectively control the movement of service sleeve, the rotation of arc service sleeve can not be effectively controlled, is easy to cause
Although the hole location of service sleeve is correct, inside has occurred and that rotation, and curved bolt can not be installed.Preburied component end coagulation simultaneously
Native presentation quality is not easy to control, and service sleeve end will be cut, and working procedure is more.Realize that arc service sleeve safely may be used
The fixation leaned on there is no effective solution scheme at present.After the completion of prefabricated member pours, service sleeve end is easy by cement
Slurry covering, look for position and clear up need to spend the more time, and operation be more troublesome, clear up it is improper be also easy to damage it is pre-buried
Cannula tip makes the bolt head unbalance stress of curved bolt, influences assembling quality.Also it is easy that embedded hole is made locally to collapse hole damage, directly
It connects and the prefabricated member is caused to scrap.
Do not retrieve the scheme for solving the technical problem in the prior art, the scheme for reference is Chinese patent literature CN
201620602 U describe a kind of service sleeve.Including sleeve body, the lower weld of sleeve body, which has, traverses the flat of its port
Steel is preferably welded on the inner cavity of sleeve body, and the middle part of band steel is equipped with circular hole and is connected with HOOK BOLTS, and HOOK BOLTS includes upper
The arc-shaped hook portion of portion's screw portion and lower part, upper screw pass through the circular hole of band steel, and are suspended on band steel by nut
Upper plane.But demolishing process of the program in the later period is more troublesome, and also to cut off band steel, and the arc sleeve in the utility model
Pipe is warp architecture.And also need to be arranged the position of installation nut in the end of arc shrouds.The program cannot achieve.
Utility model content
The technical problem to be solved by the utility model is to provide a kind of arc service sleeve auxiliary locator, Neng Gouke
The fixation arc service sleeve leaned on, avoids the movement and rotation of arc service sleeve, and can form the space of installation nut.
In preferred scheme, convenient for the demoulding of auxiliary locator.
A kind of arc service sleeve auxiliary that in order to solve the above technical problems, the technical scheme adopted by the utility model is:
Positioning device, it includes end holes molded part, the first locating piece and the second locating piece；
End holes molded part is connect with the first side form, and end holes molded part is used to form end holes；
First locating piece is connect with end holes molded part, and the first locating piece with one end of arc service sleeve for connecting；
Second locating piece is connect with the second side form, and the second locating piece with the other end of arc service sleeve for connecting.
In preferred scheme, in the end holes molded part, the planar portions of end holes molded part are used for and the first side form
Connection, further includes the side surface part and bottom surface sections connecting with planar portions, bottom surface sections are fixedly connected with the first locating piece.
In preferred scheme, the side surface part is arc or " u "-shaped, and side surface part and bottom surface sections are used for forming ends head bore；
The bottom surface sections are equipped with gas vent.
In preferred scheme, template is equipped in planar portions and connects bolt, template connects bolt and passes through the first side form and nut
Connection.
In preferred scheme, first locating piece and the second locating piece are equipped with the end extended, and the end of extension is used
In being inserted into arc service sleeve, and arc service sleeve is fixed.
In preferred scheme, the end of the extension is through-hole structure, is equipped with axial crack in the end of extension；
It is additionally provided with expansion pin, expansion pin is equipped with wedge-shaped end, and the inner wall in the end of extension, which is equipped with, thickens inner wall, so as to work as
When expansion pin is inserted into, the end of extension expands outward.
In preferred scheme, the position contacted between expansion pin and the first locating piece is equipped with water absorbent polymer ring, is used for
Cement slurry is stopped to penetrate into.
It in preferred scheme, is additionally provided with for pre-buried end plate, end plate is connect with bottom surface sections, and end plate is socketed in the
Except the end that a positioning block extends；
Water absorbent polymer layer is equipped between end plate and bottom surface sections.
In preferred scheme, fixed on the two sides of the second locating piece, the second side form there are two bolt otic placode, hold-down bolts
It is connect across bolt otic placode with nut, the wedge shape for fixing the second locating piece is equipped between hold-down bolt and the second locating piece
Plate.
A kind of construction method using above-mentioned arc service sleeve auxiliary locator, comprising the following steps:
S1, end holes molded part is fixed on the first side form by template connection bolt；
S2, one end of arc service sleeve is inserted into the first locating piece connecting with end holes molded part；
S3, the end of the extension of the second locating piece is inserted into the second side form and fixation, by the another of arc service sleeve
End is inserted into the end of the extension of the second locating piece；
The positioning and fixation of arc service sleeve before being poured by above step realization prefabricated components.
A kind of arc service sleeve auxiliary locator provided by the utility model, by using end holes molded part,
The structure of a positioning block and the second locating piece can reliably fix arc service sleeve, arc service sleeve is avoided to pour
Displacement and rotation in the process, and be arranged end holes molded part can dresser nut installation site, summarize in subsequent process
It does not need to cut the end of arc service sleeve.In preferred scheme, the structure of the expansion pin of setting can be further
Enhancing arc service sleeve and locating piece between attachment force, avoid causing arc pre- in concreting and process of vibrating
Bushing burying displacement or rotation, scrap so as to cause prefabricated components.The end plate of setting can be embedded in arc service sleeve pore-forming
End avoid duct from damaging for bearing the pulling force of curved bolt.The structure of water absorbent polymer ring and water absorbent polymer layer, energy
Enough the water in absorption and coagulation soil realizes expansion in casting process, avoids demoulding after later period concrete initial set difficult.
The device and method strong operability of the utility model, the technical advantages such as good economy performance: 1, strong operability: this reality
It is not much different with novel with traditional service sleeve process, is can be operated without carrying out professional training, operation difficulty is lower.2, it passes through
Ji property is good: mold needed for the utility model is simple, and difficulty of processing is low, can be improved prefabricated component, such as prefabricated box culvert
Yield rate improves the splicing installation effectiveness of prefabricated box culvert, with good economic efficiency.
Detailed description of the invention
The utility model is described in further detail with reference to the accompanying drawings and examples:
Fig. 1 is the structural schematic diagram of auxiliary locator in the utility model.
Fig. 2 is the schematic top plan view of end holes molded part in the utility model.
Fig. 3 is the schematic side view of end holes molded part in the utility model.
Fig. 4 is partial enlargement diagram when expansion pin is connect with locating piece in the utility model.
Fig. 5 is to be bolted schematic diagram using curved after the device and method pore-forming of the utility model.
In figure: end holes molded part 1, planar portions 101, side surface part 102, bottom surface sections 103, template connect bolt 2, gas vent
3, the first locating piece 4, axial crack 41 thickens inner wall 42, and arc service sleeve 5, the first side form 6, the second side form 7, second is fixed
Position block 8, clapboard 9, hold-down bolt 10, bolt otic placode 11, expansion pin 12, water absorbent polymer ring 121, expansion pin pull ring 122, end
Head plate 13, water absorbent polymer layer 14, the first prefabricated components 15, the second prefabricated components 16, curved bolt 17, fixture nut 18, end
Hole 19.
Specific embodiment
Embodiment 1:
In Fig. 1 ~ 3, a kind of arc service sleeve auxiliary locator, it includes end holes molded part 1, the first locating piece
4 and second locating piece 8；
End holes molded part 1 is connect with the first side form 6, and end holes molded part 1 is used to form end holes 19；
First locating piece 4 is connect with end holes molded part 1, and the first locating piece 4 is used to connect with one end of arc service sleeve 5
It connects；
Second locating piece 8 is connect with the second side form 7, and the second locating piece 8 is used to connect with the other end of arc service sleeve 5
It connects.Thus scheme can reliably fix arc service sleeve 5, after later period demoulding, can also be easily removed end holes at
Type part 1, the first locating piece 4 and the second locating piece 8, it is ensured that the hole location of curved bolt 17 is accurate.
Preferred scheme such as Fig. 2, in 3, in the end holes molded part 1, the planar portions 101 of end holes molded part 1 are used
It is connect in the first side form 6, further includes the side surface part 102 and bottom surface sections 103 being connect with planar portions 101, bottom surface sections 103 and first
Locating piece 4 is fixedly connected.
In preferred scheme, the side surface part 102 is arc or " u "-shaped, side surface part 102 and bottom surface sections 103 be used at
Type end holes 19；Thus structure, the surface after dismounting in prefabricated components forms horseshoe-shaped end holes 19, for accommodating spiral shell
It is female.
In Fig. 2, the bottom surface sections 103 are equipped with gas vent 3.Thus structure, for the exhaust when pouring.
In preferred scheme such as Fig. 1 ~ 3, template being equipped in planar portions 101 and connects bolt 2, template connects bolt 2 and passes through the
One side form 6 is connect with nut.
Preferred scheme such as Fig. 1, in 2, first locating piece 4 and the second locating piece 8 are equipped with the end extended, extend
End for being inserted into arc service sleeve 5, and it is arc service sleeve 5 is fixed.It at least inserts the end extended in this example
Enter the 5cm into arc service sleeve 5.
Preferred scheme such as Fig. 3, in 4, the end of the extension is through-hole structure, is equipped with axial split in the end of extension
Seam 41；
It is additionally provided with expansion pin 12, expansion pin 12 is equipped with wedge-shaped end, and the inner wall in the end of extension, which is equipped with, thickens inner wall 42,
So that the end of extension expands outward when expansion pin 12 is inserted into.In certain scenes, the first locating piece 4 and the second locating piece 8
Extended tip, be still not enough to limit the rotation of arc service sleeve 5.The expansion pin 12 of setting is inserted into the first locating piece
4 and second locating piece 8 extended tip through-hole in, expand extended tip, to be reliably fixed arc service sleeve 5, avoid
The rotation of arc service sleeve 5.
In preferred scheme such as Fig. 3, the position contacted between expansion pin 12 and the first locating piece 4 is equipped with water absorbent polymer
Ring 121, for stopping cement slurry to penetrate into.The scheme of expansion pin 12 is set, new technical problem is brought, due to extended tip with
The combination of arc service sleeve 5 is tighter, and in casting process, and cement slurry can enter end holes molded part 1 from gas vent 3
Interior, which results in the taking-up of expansion pin 12 is extremely difficult, and the space of the position is smaller, and operation is also inconvenient.To influence end
The whole demoulding of head bore molded part 1.The water absorbent polymer ring 121 of setting can absorb the water in cement slurry in casting process
Point, to sufficiently expand, have following effect: 1 is expanded by absorbing moisture, and expansion pin 12 and the first locating piece are made
Gap between 4 is blocked, and cement slurry not can enter, convenient for the separation between late expansion pin 12 and the first locating piece 4.2 are
Keep neighbouring cement slurry aquation incomplete by absorbing moisture, consequently facilitating disengaging.3 be by absorb moisture make expansion pin 12 with
It is mutually exclusive because of expansion between first locating piece 4, further it is convenient for the demoulding in later period.The second locating piece 8 also with expansion
Pin 12 connects.
In preferred such as Fig. 4, the top of expansion pin 12 is provided with expansion pin pull ring 122, convenient for taking in a manner of drawing
Expansion pin out.
In preferred scheme, it is additionally provided with for pre-buried end plate 13, end plate 13 is connect with bottom surface sections 103, end plate
13 are socketed in except the end of the first locating piece 4 extension；Preferably, the bottom of end plate 13 is additionally provided with multiple bolts, for mentioning
Binding force between high end plate 13 and concrete.The end plate 13 of setting can more preferably bear the pulling force of curved bolt 17.
Water absorbent polymer layer 14 is equipped between end plate 13 and bottom surface sections 103.Water absorbent polymer layer 14 and water absorbent polymer
The technical effect of ring 121 is identical.Water absorbent polymer in this example refers to the combination comprising polyacrylic absorbent resin powder
Object, such as polyacrylamide-Al gel particles, remaining is water-permeable binder.Commonly used in the prior art is to use release agent,
But release agent can not prevent access to the solidification in end holes molded part 1, also have part of cement slurry to penetrate into expansion pin 12
Difficulty is caused a departure between locating piece, and the scheme of water absorbent polymer is used perfectly to solve the problems, such as this.
In preferred scheme, fixed on the two sides of the second locating piece 8, the second side form 7 there are two bolt otic placodes 11, compress
Bolt 10 passes through bolt otic placode 11 and connect with nut, is equipped between hold-down bolt 10 and the second locating piece 8 for fixing second
The clapboard 9 of locating piece 8.Thus structure, convenient for fixing the second locating piece 8.
Embodiment 2:
A kind of construction method using above-mentioned arc service sleeve auxiliary locator, comprising the following steps:
S1, end holes molded part 1 is fixed on the first side form 6 by template connection bolt 2；
Preferably, end plate 13, end plate 13 and end holes molded part 1 are socketed in the extended tip of the first locating piece 4
Underrun water absorbent polymer layer 14 bonds.
S2, one end of arc service sleeve 5 is inserted into the first locating piece 4 connecting with end holes molded part 1；
Preferably, expansion pin 12 is inserted into the through-hole of the first locating piece 4, opens extended tip.By the pre-buried set of arc
Pipe 5 stoppers.
S3, the end of the extension of the second locating piece 8 is inserted into the second side form 7 and is fixed, by the another of arc service sleeve 5
One end is inserted into the end of the extension of the second locating piece 8；, expansion pin 12 is inserted into the through-hole of the second locating piece 8, makes to extend
It opens end.Arc service sleeve 5 is stoppered.
Hold-down bolt 10 passes through bolt otic placode 11 and connect with nut, is inserted between hold-down bolt 10 and the second locating piece 8
Clapboard 9 makes clapboard 9 compress the second locating piece 8.
The positioning and fixation of arc service sleeve 5 before being poured by above step realization prefabricated components.
After S4, molding, casting concrete vibrates, steam curing, after reaching the solidifying phase, first removes clapboard 9, removes pressure
Tight bolt 10, takes out expansion pin 12, removes the second locating piece 8.Then the fixture nut on the first side form 6 is removed.Remove first
Side form 6 and the second side form 7 catch on the expansion pin at 12 top of expansion pin in end holes molded part 1 by the hook of strip cord
Pull ring 122 pulls out expansion pin 12, and due to the effect of water absorbent polymer ring 121, neighbouring cement slurry aquation is insufficient, is easy
Separation.And the expansive force of water absorbent polymer ring 121 can also assist separating.Then end holes molded part 1 is removed, it is poly- due to absorbing water
Water suction and the expansion effect of nitride layer 14 are closed, the bottom surface sections 103 of end holes molded part 1 are easy to separate with end plate 13, thus complete
At the molding of entire curved bolt.The device and method of the utility model, hole forming quality is high, convenient for subsequent curved bolted suitable
Benefit is completed.
The above embodiments are only the optimal technical scheme of the utility model, and are not construed as the limit for the utility model
It makes, the technical characteristic in embodiment and embodiment in the application in the absence of conflict, can mutual any combination.This reality
Should be with the technical solution of claim record with novel protection scope, technology is special in the technical solution recorded including claim
The equivalents of sign are protection scope.Equivalent replacement i.e. within this range is improved, also in the protection model of the utility model
Within enclosing.
Claims (10)
1. a kind of arc service sleeve auxiliary locator, it is characterized in that: it includes end holes molded part (1), the first locating piece
(4) and the second locating piece (8)；End holes molded part (1) is connect with the first side form (6), and end holes molded part (1) is used to form end
Head bore (19)；First locating piece (4) is connect with end holes molded part (1), and the first locating piece (4) is used for and arc service sleeve
(5) one end connection；Second locating piece (8) is connect with the second side form (7), and the second locating piece (8) is used for and arc service sleeve
(5) other end connection.
2. a kind of arc service sleeve auxiliary locator according to claim 1, it is characterized in that: the end holes at
In type part (1), the planar portions (101) of end holes molded part (1) further include and planar portions for connecting with the first side form (6)
(101) side surface part (102) and bottom surface sections (103) connected, bottom surface sections (103) are fixedly connected with the first locating piece (4).
3. a kind of arc service sleeve auxiliary locator according to claim 2, it is characterized in that: the side surface part
It (102) is arc or " u "-shaped, side surface part (102) and bottom surface sections (103) are used for forming ends head bore (19).
4. a kind of arc service sleeve auxiliary locator according to claim 2, it is characterized in that: the bottom surface sections
(103) gas vent (3) are equipped with.
5. a kind of arc service sleeve auxiliary locator according to claim 2, it is characterized in that: in planar portions (101)
Bolt (2) are connected equipped with template, template connection bolt (2) passes through the first side form (6) and connect with nut.
6. a kind of arc service sleeve auxiliary locator according to claim 1, it is characterized in that: described first positions
Block (4) and the second locating piece (8) are equipped with the end extended, and the end of extension is interior for being inserted into arc service sleeve (5), and will
Arc service sleeve (5) is fixed.
7. a kind of arc service sleeve auxiliary locator according to claim 6, it is characterized in that: the end of the extension
Head is through-hole structure, is equipped with axial crack (41) in the end of extension；It is additionally provided with expansion pin (12), expansion pin (12) is equipped with wedge shape
End, the inner wall in the end of extension, which is equipped with, thickens inner wall (42), so that the end of extension is outside when expansion pin (12) insertion
Expansion.
8. a kind of arc service sleeve auxiliary locator according to claim 7, it is characterized in that: expansion pin (12) with
The position contacted between first locating piece (4) is equipped with water absorbent polymer ring (121), for stopping cement slurry to penetrate into.
9. according to a kind of described in any item arc service sleeve auxiliary locators of claim 2 ~ 8, it is characterized in that: being additionally provided with
For pre-buried end plate (13), end plate (13) is connect with bottom surface sections (103), and end plate (13) is socketed in the first locating piece
(4) except the end extended；Water absorbent polymer layer (14) are equipped between end plate (13) and bottom surface sections (103).
10. according to a kind of described in any item arc service sleeve auxiliary locators of claim 2 ~ 8, it is characterized in that:
The two sides of two locating pieces (8), fixed there are two bolt otic placode (11) on the second side form (7), hold-down bolt (10) passes through bolt ear
Plate (11) is connect with nut, is equipped between hold-down bolt (10) and the second locating piece (8) for fixing the second locating piece (8)
Clapboard (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920247337.0U CN209718157U (en) | 2019-02-27 | 2019-02-27 | Arc service sleeve auxiliary locator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920247337.0U CN209718157U (en) | 2019-02-27 | 2019-02-27 | Arc service sleeve auxiliary locator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209718157U true CN209718157U (en) | 2019-12-03 |
Family
ID=68684214
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920247337.0U Active CN209718157U (en) | 2019-02-27 | 2019-02-27 | Arc service sleeve auxiliary locator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209718157U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109732770A (en) * | 2019-02-27 | 2019-05-10 | 中交第二航务工程局有限公司 | Arc service sleeve auxiliary locator and method |
-
2019
- 2019-02-27 CN CN201920247337.0U patent/CN209718157U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109732770A (en) * | 2019-02-27 | 2019-05-10 | 中交第二航务工程局有限公司 | Arc service sleeve auxiliary locator and method |
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210324 Address after: 116000 1 / F, no.38-7-1, Jinyao Road, Dalian Economic and Technological Development Zone, Dalian pilot Free Trade Zone, Liaoning Province Patentee after: CCCC SHEC MUNICIPAL CONSTRUCTION Co.,Ltd. Address before: No.11, Dongxihu Road, Jinyinhu District, Wuhan City, Hubei Province Patentee before: The Second Harbor Engineering Co. Patentee before: CCCC SHEC MUNICIPAL CONSTRUCTION Co.,Ltd. |
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| TR01 | Transfer of patent right |