CN105672582B - A kind of grout sleeve quick positioner - Google Patents
A kind of grout sleeve quick positioner Download PDFInfo
- Publication number
- CN105672582B CN105672582B CN201610206198.8A CN201610206198A CN105672582B CN 105672582 B CN105672582 B CN 105672582B CN 201610206198 A CN201610206198 A CN 201610206198A CN 105672582 B CN105672582 B CN 105672582B
- Authority
- CN
- China
- Prior art keywords
- grout sleeve
- push rod
- eccentric washer
- eccentric
- screw rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C5/00—Reinforcing elements, e.g. for concrete; Auxiliary elements therefor
- E04C5/16—Auxiliary parts for reinforcements, e.g. connectors, spacers, stirrups
- E04C5/162—Connectors or means for connecting parts for reinforcements
- E04C5/163—Connectors or means for connecting parts for reinforcements the reinforcements running in one single direction
- E04C5/165—Coaxial connection by means of sleeves
Abstract
The invention discloses a kind of grout sleeve quick positioner, including screw rod, also include more than two eccentric washers and push rod corresponding with the eccentric washer quantity, the eccentric washer is enclosed on the screw rod, one end of the push rod is fixed on the screw rod, the screw rod is provided with limited step, when direction movement and under the limitation of the limited step stopping movement of the eccentric washer towards the limited step, the push rod is corresponded and fallen into the intermediate throughholes of the eccentric washer.The present invention drives push rod by screw rod, then push rod drives eccentric washer to be moved in grout sleeve, because the ring width of eccentric washer is continually changing, therefore in motion process, occur push rod, eccentric washer and grout sleeve mutually even at the cost of one's life, so as to lock grout sleeve, being accurately positioned for grout sleeve is realized；In addition, according to the change of eccentric washer ring width, present invention may apply to the grout sleeve of different size, having accomplished a kind of multi-purpose.
Description
Technical field
The present invention relates to grout sleeve fixture, a kind of grout sleeve quick positioner is related in particular to.
Background technology
With the propulsion of China's housing industrialization, prefabrication rises, in precast shear wall and prefabricated post
Deng needing to use substantial amounts of grout sleeve in component, the longitudinal reinforcement connection carried out using grout sleeve between prefabricated components is mesh
Preceding preferable research direction.
Grout sleeve and reinforcing bar realize connection by concrete perfusion, but grout sleeve needs to install and fixed, at present
The component specification that in the market is used to fix grout sleeve is various, and common fixation kit is by a screw rod, nut, a rubber
Cushion rubber and two pad compositions.
This fixation kit has the following disadvantages：1. turnover rate is not high, rubber ring is squeezed buckling after being repeatedly used in turn
Shape, the positioning of sleeve is also just inaccurate；2. description is more, it is impossible to accomplish a kind of multi-purpose, the sleeve of every kind of model needs configuration
Corresponding fixation kit, process costs are higher.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of good positioning effect, suitable for different size grout sleeve
Grout sleeve quick positioner.
In order to solve the above-mentioned technical problem, the present invention is adopted the following technical scheme that：A kind of grout sleeve quick positioner, bag
Include screw rod, in addition to more than two eccentric washers and push rod corresponding with the eccentric washer quantity, the eccentric washer
It is enclosed on the screw rod, one end of the push rod is fixed on the screw rod, the screw rod is provided with limited step, when described inclined
When heart pad moves towards the direction of the limited step and stops mobile under the limitation of the limited step, the push rod one
One correspondence is fallen into the intermediate throughholes of the eccentric washer.
Further, the quantity of the eccentric washer is three, and the angle of the push rod each other is 120 degree.
Further, the push rod is perpendicular to the screw rod, and the length of the push rod is more than the centre of the eccentric washer
The radius of through hole.
Further, the contact surface of the other end of the push rod and the inner peripheral surface of the eccentric washer is arc surface.
Further, the eccentric washer is rounded, and its intermediate throughholes is also rounded.
Further, in addition to pad.
Further, the inwall of the pad is formed with internal thread.
Further, the outer peripheral face of the pad is not rounded outer peripheral face.
Further, in addition to rubber washer.
Further, it is detachably connected between the limited step and the screw rod.
Beneficial effects of the present invention are：
The present invention drives push rod by screw rod, and then push rod drives eccentric washer to be moved in grout sleeve, due to bias
The special construction of pad, its ring width is continually changing, therefore in the motion process that push rod drives eccentric washer, it may appear that push away
Mutually even at the cost of one's life, now eccentric washer increases the pressure of grout sleeve, forms swelling state for bar, eccentric washer and grout sleeve,
Frictional force increase between the two, it is impossible to relatively moved, so as to lock grout sleeve, last tie down screw keeps above-mentioned shape
State, eccentric washer is adjacent to template with grout sleeve, realizes being accurately positioned for grout sleeve；In addition, according to eccentric washer ring width
Change, present invention may apply to the grout sleeve of different size, accomplished a kind of multi-purpose, saved process costs.
Brief description of the drawings
Fig. 1 is the front view of one embodiment of the invention.
Fig. 2 is the sectional view of one embodiment of the invention.
Fig. 3 is the connection diagram of push rod and screw rod in one embodiment of the invention.
Fig. 4 is the structural representation of eccentric washer in one embodiment of the invention.
Fig. 5 is the structural representation of pad in one embodiment of the invention.
Fig. 6 is the use state schematic diagram of one embodiment of the invention.
Fig. 7 a to Fig. 7 d are that one embodiment of the invention push rod drives the motion process schematic diagram of eccentric washer (in grout sleeve
In the case of footpath is larger).
Fig. 8 a to Fig. 8 c are that one embodiment of the invention push rod drives the motion process schematic diagram of eccentric washer (in grout sleeve
In the case of footpath is smaller).
In accompanying drawing the mark of each part for：1 screw rod, 11 limited steps, 2 knobs, 3 eccentric washers, 4 push rods, 5 pads, 6 rubbers
Rubber gasket, 7 grout sleeves, 8 templates.
Embodiment
The invention will be further described below in conjunction with the accompanying drawings：
Referring to Fig. 1 and Fig. 2.
The grout sleeve quick positioner of one embodiment of the invention, including screw rod 1, pad 5 and rubber washer 6, in addition to
More than two eccentric washers 3 and push rod 4 corresponding with the quantity of eccentric washer 3, the eccentric washer 3 are enclosed on the spiral shell
On bar 1, one end of the push rod 4 is fixed on the screw rod 1, and the screw rod 1 is provided with limited step 11, when the eccentric pad
When piece 3 moves towards the direction of the limited step 11 and stops mobile under the limitation of the limited step 11, the push rod 4
One-to-one corresponding is fallen into the intermediate throughholes of the eccentric washer 3.
In specific implementation, the push rod 4 is more than the eccentric washer 3 perpendicular to the screw rod 1, the length of the push rod 4
Intermediate throughholes radius.The movement locus of the outer peripheral face of eccentric washer 3 can be so effectively ensured in change.
Referring to Fig. 6, the grout sleeve quick positioner of one embodiment of the invention is when in use, first on the operational platform by steel
Muscle colligation is completed, and getting out template 8, (template refers to a kind of carrier for realizing precast concrete, generally by steel plate or type
Steel is welded or other materials is made), through hole is provided with template 8, then stretches screw rod 1 through the through hole in template 8
Enter in grout sleeve 7, and make eccentric washer 3 stretch into grout sleeve 7, limited step 11 is located at the lower section of eccentric washer 3, then will
Rubber washer 6 is enclosed on screw rod 1, makes one part stretch into grout sleeve 7, and another part is located in the through hole of mould 8, finally will
Pad 5 is enclosed on screw rod 1, and pad 5 is located at the top of template 8, after all parts are assembled, and rotary screw 1 is (only towards same
Direction), screw rod 1 then drives push rod 4 to rotate, in the rotation process of push rod 4, and the other end of push rod 4 is against eccentric washer 3
Inner peripheral surface, therefore push rod 4 drives radian track of the eccentric washer 3 along skew to move, and the excircle of eccentric washer 3 is made at leisure
Close to the inwall of grout sleeve 7, so that eccentric washer 3 have rotated one with maximum radius exceedes the inner peripheral surface of grout sleeve 7
Maximum trajectory, form movement locus as shown in Fig. 7 a to Fig. 7 c.
If the radius of grout sleeve 7 is r1, the length of push rod 4 is r2, the eccentric washer with the other end contact position of push rod 4
3 ring width is r3, it can be seen that when push rod 4 drives the motion of eccentric washer 3, r3 is continually changing, and in push rod 4 and partially
In the motion process of heart pad 3, always occur that r2+r3 constantly becomes big process, in the process, once reach r2+r3=r1
Critical point, push rod 4 (screw rod 1 only towards same direction turn, push rod 4 can not be inverted) and eccentric washer 3 can not move again, with filling
Starch sleeve 7 mutually even at the cost of one's life, now eccentric washer 3 increases the pressure of grout sleeve 7, swelling state is formed, so as to increase phase
Frictional force between mutually, can not be relatively moved between the two, reach the purpose of locking grout sleeve 7.
It should be noted that one group of eccentric washer 3 of said process and push rod 4 are not realized, the meeting of grout sleeve 7 at that time
Voluntarily offset laterally, it is therefore desirable to eccentric washer 3 more than two and push rod 4, when the quantity of eccentric washer 3 is two, then
Angle selection between two push rods 4 is 180 degree, so, and two eccentric washers 3 are to the pressure of grout sleeve 7 on the contrary, grouting covers
Cylinder 7 is offset without normal direction either side.
Eccentric washer 3 is shown in a certain initial position in Fig. 7 a, and under the drive of push rod 4, position is continually changing, such as Fig. 7 b
It is shown, until push rod 4 is against eccentric washer 3 and the inwall of grout sleeve 7 formation swelling state, stop operating, as shown in Figure 7 c, when
All eccentric washers 3 are with the inwall of grout sleeve 7 formation swelling state during stop motion, as shown in figure 7d, it is possible to most
Grout sleeve 7 is locked to limits, finally with the locked screw rod 1 of nut, above-mentioned locking state is kept, it is eccentric when rotating nut
Pad 3 is moved with grout sleeve 7 is overall to the side of template 8, is fitted with template 8, can thus be fixed grout sleeve 7,
Make its accurate positioning, you can carry out next step concrete pours work.
In the present embodiment, the quantity of the eccentric washer 3 is three, and the angle of the push rod 4 each other is 120 degree.
As shown in figure 7d, three eccentric washers 3 ultimately form three-clove style support (three-legged structure, stability is good), three 3 pairs of eccentric washers
The pressure direction of grout sleeve 7 is in triangular shape, so not only simplifies structure, and the locking effect formed is good, certainly eccentric pad
The quantity of piece 3 can be with more.
In the present embodiment, referring to Fig. 4, the eccentric washer 3 is rounded, and its intermediate throughholes is also rounded.This eccentric pad
The ring width change of piece 3 has regularity, and swelling effect is good, and certainly, eccentric washer 3 can also be other shapes, as long as ring width is deposited
In one section of section constantly increased.
Fig. 7 a to Fig. 7 d are explicitly a kind of larger limiting case of the internal diameter of grout sleeve 7, eccentric washer 3 close to ring width
Maximum is in contact to form swelling state with the inwall of grout sleeve 7, stops operating；In the less situation of the internal diameter of grout sleeve 7
Under, push rod 4 drives motion such as Fig. 8 a to Fig. 8 c (Fig. 8 c are the end-state signals of three eccentric washers 3) institute of eccentric washer 3
Show, be in contact to form swelling state with the inwall of grout sleeve 7 at the intermediate range ring width of eccentric washer 3, stop operating.Therefore can
To find out, present invention may apply to the grout sleeve 7 of different size, accomplish a kind of multi-purpose, structural manufacturing process cost.It is theoretical
On, the inside diameter ranges for the grout sleeve that the present invention can be used are in r2+r3It is minimum﹤ r1 ﹤ r2+r3It is maximum。
In the present embodiment, rubber washer 6 plays a part of positioning and is oriented to, and the present invention is exactly into grout sleeve
It is interior, eccentric washer mechanism body is prevented not completely into sleeve, and prevents concrete from entering sleeve.
In the present embodiment, as shown in Figure 7a, the contact with the inner peripheral surface of the eccentric washer 3 of the other end of the push rod 4
Face is arc surface.Arc surface processing is simple, and during due to rotating push rod 4 length it is constant, rotate an eccentric washer 3 when enclosing
Outer ring is in the scope of a change, desired numerical value can be obtained in such scope, adaptability is good.
In the present embodiment, the inwall of the pad 5 is formed with internal thread.When eccentric washer 3 and the formation swelling shape of grout sleeve 7
During state, it is only necessary to rotate pad 5, so that it may so that eccentric washer 3 is moved with grout sleeve 7 is overall to the side of template 8, with template
8 laminatings, so as to fix grout sleeve 7, tie down screw 1, such pad 5 is used as nut, can be saved nut, be enormously simplify
Structure.When it is implemented, the outer peripheral face of the pad 5 is not rounded outer peripheral face, as shown in figure 5, pad 5 is designed to hexagon, with
It is convenient that pad 5, convenient use are turned with spanner.
In specific implementation, push rod 4 can be fixed on screw rod 1 by the way of welding, as shown in figure 3, between push rod 4
Away from roughly equal with the thickness of eccentric washer 3, the centre that the one-to-one corresponding of push rod 4 falls into the eccentric washer 3 can so led to
In hole, it is ensured that fiting effect；It is detachably connected between the limited step 11 and the screw rod 1, installs and store to facilitate, when
So, limited step 11 can also be affixed or integrally formed with screw rod 1, has no effect on it and uses function, still fall within this
The protection domain of invention, limited step 11 is typically located at one end end of screw rod 1；Rotary screw 1 for convenience, in screw rod 1
The other end sets knob 2, and knob 2 is also designed to on-circular cross-section structure, is preferably designed to regular polygon, such as directly passes through welding
Nut is formed, convenient to coordinate with spanner, or the other end of screw rod 1 directly is made into positive shape changeable structure, is likewise supplied with above-mentioned
Function.
It is one embodiment of the present invention above.It should be pointed out that for the person of ordinary skill of the art,
Without departing from the principles of the invention, various modifications and improvements can be made, belongs to protection scope of the present invention.
Claims (10)
1. a kind of grout sleeve quick positioner, including screw rod (1), it is characterised in that：Also include more than two eccentric washers
(3) and push rod (4) corresponding with the eccentric washer (3) quantity, the eccentric washer (3) is enclosed on the screw rod (1), institute
The one end for stating push rod (4) is fixed on the screw rod (1), and the screw rod (1) is provided with limited step (11), when the eccentric pad
When piece (3) moves towards the direction of the limited step (11) and stops mobile under the limitation of the limited step (11), institute
Push rod (4) one-to-one corresponding is stated to fall into the intermediate throughholes of the eccentric washer (3).
2. grout sleeve quick positioner as claimed in claim 1, it is characterised in that：The quantity of the eccentric washer (3) is
Three, the angle of the push rod (4) each other is 120 degree.
3. grout sleeve quick positioner as claimed in claim 1 or 2, it is characterised in that：The push rod (4) is perpendicular to described
Screw rod (1), the length of the push rod (4) is more than the radius of the intermediate throughholes of the eccentric washer (3).
4. grout sleeve quick positioner as claimed in claim 1 or 2, it is characterised in that：The other end of the push rod (4) with
The contact surface of the inner peripheral surface of the eccentric washer (3) is arc surface.
5. grout sleeve quick positioner as claimed in claim 1 or 2, it is characterised in that：The eccentric washer (3) is in circle
Shape, its intermediate throughholes are also rounded.
6. grout sleeve quick positioner as claimed in claim 1 or 2, it is characterised in that：Also include pad (5).
7. grout sleeve quick positioner as claimed in claim 6, it is characterised in that：In the inwall of the pad (5) is formed with
Screw thread.
8. grout sleeve quick positioner as claimed in claim 7, it is characterised in that：The outer peripheral face of the pad (5) is non-
Circle outer peripheral face.
9. grout sleeve quick positioner as claimed in claim 1 or 2, it is characterised in that：Also include rubber washer (6).
10. grout sleeve quick positioner as claimed in claim 1 or 2, it is characterised in that：The limited step (11) and institute
State and be detachably connected between screw rod (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610206198.8A CN105672582B (en) | 2016-04-01 | 2016-04-01 | A kind of grout sleeve quick positioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610206198.8A CN105672582B (en) | 2016-04-01 | 2016-04-01 | A kind of grout sleeve quick positioner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105672582A CN105672582A (en) | 2016-06-15 |
| CN105672582B true CN105672582B (en) | 2017-09-12 |
Family
ID=56308404
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610206198.8A Active CN105672582B (en) | 2016-04-01 | 2016-04-01 | A kind of grout sleeve quick positioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105672582B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113123532B (en) * | 2021-05-13 | 2022-08-02 | 河南天亿建设工程有限公司 | Cement-based grouting material self-adaptation intelligent connecting sleeve |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06185168A (en) * | 1992-12-18 | 1994-07-05 | Daiwa House Ind Co Ltd | Reinforcing bar joint |
| JPH07279315A (en) * | 1994-04-13 | 1995-10-27 | Tokyo Tekko Co Ltd | Joint execution method for precast structure |
| CN204566331U (en) * | 2015-03-24 | 2015-08-19 | 湖南省三新建筑工业股份有限公司 | A kind of sleeve barrel fixing device for building, syndeton, prefabricated board die structure and prefabricated board |
| CN105201147A (en) * | 2015-10-14 | 2015-12-30 | 沈阳建筑大学 | Full-grouting sleeve adopting eccentric connection of reinforcing steel bars and usage method of sleeve |
| CN105257003A (en) * | 2015-11-02 | 2016-01-20 | 深圳市现代营造科技有限公司 | Tool for rapidly fixing grout sleeve and using method of tool |
| CN205531029U (en) * | 2016-04-01 | 2016-08-31 | 安徽宇辉新型建筑材料有限公司 | Quick locator of grout sleeve |
-
2016
- 2016-04-01 CN CN201610206198.8A patent/CN105672582B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06185168A (en) * | 1992-12-18 | 1994-07-05 | Daiwa House Ind Co Ltd | Reinforcing bar joint |
| JPH07279315A (en) * | 1994-04-13 | 1995-10-27 | Tokyo Tekko Co Ltd | Joint execution method for precast structure |
| CN204566331U (en) * | 2015-03-24 | 2015-08-19 | 湖南省三新建筑工业股份有限公司 | A kind of sleeve barrel fixing device for building, syndeton, prefabricated board die structure and prefabricated board |
| CN105201147A (en) * | 2015-10-14 | 2015-12-30 | 沈阳建筑大学 | Full-grouting sleeve adopting eccentric connection of reinforcing steel bars and usage method of sleeve |
| CN105257003A (en) * | 2015-11-02 | 2016-01-20 | 深圳市现代营造科技有限公司 | Tool for rapidly fixing grout sleeve and using method of tool |
| CN205531029U (en) * | 2016-04-01 | 2016-08-31 | 安徽宇辉新型建筑材料有限公司 | Quick locator of grout sleeve |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105672582A (en) | 2016-06-15 |
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| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Liu Bei Inventor after: Ruan Shouwen Inventor after: Guo Kunpeng Inventor before: Liu Bei Inventor before: Zhang Xinglong Inventor before: Ruan Shouwen Inventor before: Chen Saisai Inventor before: Guo Kunpeng Inventor before: Deng Lingchen |
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| CB03 | Change of inventor or designer information | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180515 Address after: 432016 Xiaonan District, Xiaogan City, Hubei Province, Zhu Zhan town Patentee after: Hubei Yu Hui Construction Industry Co., Ltd. Address before: 230601 Anhui Hefei economic and Technological Development Zone cloud Valley Road and green Luan Road intersection 200 meters south Patentee before: ANHUI YUHUI NEW BUILDING MATERIALS CO., LTD. |
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| TR01 | Transfer of patent right |