CN207609171U - A kind of double-jacket tube Screw arbor with nut at both-ends device - Google Patents
A kind of double-jacket tube Screw arbor with nut at both-ends device Download PDFInfo
- Publication number
- CN207609171U CN207609171U CN201721670599.5U CN201721670599U CN207609171U CN 207609171 U CN207609171 U CN 207609171U CN 201721670599 U CN201721670599 U CN 201721670599U CN 207609171 U CN207609171 U CN 207609171U
- Authority
- CN
- China
- Prior art keywords
- casing
- nut
- screw arbor
- sleeve
- closed circle
- 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.)
- Expired - Fee Related
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- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 20
- 238000004513 sizing Methods 0.000 claims abstract description 8
- 238000007493 shaping process Methods 0.000 abstract description 10
- 230000002787 reinforcement Effects 0.000 abstract description 9
- 238000000034 method Methods 0.000 abstract description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 6
- 238000010276 construction Methods 0.000 description 7
- 238000009415 formwork Methods 0.000 description 6
- 230000007547 defect Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000004033 plastic Substances 0.000 description 4
- 229920003023 plastic Polymers 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000004568 cement Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000009416 shuttering Methods 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000007596 consolidation process Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 230000008447 perception Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Abstract
The utility model discloses a kind of double-jacket tube Screw arbor with nut at both-ends devices, including Screw arbor with nut at both-ends, first sleeve, the second casing and two closed circles of sizing;Wherein, Screw arbor with nut at both-ends is set in first sleeve, and first sleeve is set in the second casing, and the length of first sleeve is more than the length of the second casing;Closed circle of shaping includes the closed circle and pedestal interconnected, and the internal diameter of closed circle is equal to the outer diameter of the second casing, and closed snare is placed in the second casing both ends, pedestal is annular shape, central hollow position is arranged closed circle, and the circular planes and template contacts of pedestal, the second casing pass through wall when use.The simple for process of the utility model, feasibility are strong, can significantly improve Surface Quality of Concrete, obtain good economic benefit, especially have good application prospect in the big section wall column plank sheathing reinforcement system of Super High and clear-water concrete field.
Description
Technical field
The utility model is related to formwork reinforcement technical field more particularly to a kind of double-jacket tube Screw arbor with nut at both-ends devices.
Background technology
With the development of Cast-in-situ Concrete Structural Engineering, bamboo slab rubber, wood glue plate, building clamping plate, high-grade laminated construction formwork
It comes into being etc. all kinds of plank sheathings, and has significant progress.Application of the construction timber shutterings in construction, to building structure work
The raising of Cheng Zhiliang integral levels plays prodigious positive effect.Compared with steel form, plank sheathing is light-weight, area is big, dress,
It tears open convenient, flexible, has good workability, especially the extensive use of clear water plank sheathing, plastered work can be cancelled, shorten the finishing duration,
Improve construction quality and project progress.Construction timber shutterings can also arbitrarily cut into required special requirement according to requirement of engineering,
Especially in the application of abnormally-structured aspect, the superiority of plank sheathing is highlighted.
In plank sheathing work progress, formwork reinforcement system is particularly significant to construction quality and cost control.Traditional plank sheathing
Reinforcement system is as shown in Fig. 2, using single casing Screw arbor with nut at both-ends, i.e. the first trepanning on plank sheathing penetrates a PVC casing, in PVC
Inside pipe casing penetrates Screw arbor with nut at both-ends, and Screw arbor with nut at both-ends is stupefied by the tight template primary and secondary of chevron OK a karaoke club, plays the role of reinforcing template.Template
When dismounting, PVC casings are isolated by Screw arbor with nut at both-ends with concrete, it is ensured that Screw arbor with nut at both-ends can be taken off to reuse.
But there are more defects for the above-mentioned single casing Screw arbor with nut at both-ends system of tradition.It is the easy spillage in screw hole position first, to protect
Card PVC casings can penetrate in pattern hole, and template opening diameter is generally bigger 4 ~ 6mm than PVC sleeve outer, i.e. casing and pattern hole
Between there are gaps.In concreting process, this gap can lead to concrete spillage.Screw hole position meeting after form removable
There is small area honeycomb defect, perception is very poor, and the later stage need to carry out repairing grinding process, and quantities is big and effect is general.Secondly single
Casing cracky causes Screw arbor with nut at both-ends that can not have enough to meet the need utilization.In concreting process, especially vibrating spear vibrates touch after
Easily lead to PVC casing damages, Screw arbor with nut at both-ends can not take out when form removable, considerably increase the proportion of goods damageds of circulation material, increase
Material cost.In addition, Screw arbor with nut at both-ends can not take out, stretch out wall column section outer portion and also need to manually cut away, and after slicing off
Screw end head easy-to-rust, invisible in this way increases a large amount of artificial again, and influences presentation quality.Furthermore single casing is to drawing spiral shell
Body of rod system can not play the role of template inner support, can only tense template by screw rod pulling force, need that template inner support is coordinated to form template
Outer drawing inner support reinforcement system.General wall column section is used as template inner support using cement support, but the intensity of cement support and rigidity are poor,
It is such as changed to the preferable reinforcing bar inner support of intensity, and easily causes template damaged.
In recent years, clear-water concrete is quickly grown with high-rise building, and traditional plank sheathing list casing Screw arbor with nut at both-ends, which exists, to be seen
Feel the problems such as poor, consolidation effect is undesirable, cannot be satisfied clear-water concrete and the big section wall column component strengthening construction of Super High
It is required that.
Utility model content
In view of the deficiencies of the prior art, the utility model proposes a kind of double-jacket tube Screw arbor with nut at both-ends devices.
Technical solutions of the utility model are as follows:
A kind of double-jacket tube Screw arbor with nut at both-ends device, including:Screw arbor with nut at both-ends, first sleeve, the second casing and two sizings are close
Close circle;Wherein, Screw arbor with nut at both-ends is set in first sleeve, and first sleeve is set in the second casing, and the length of first sleeve is big
In the length of the second casing;Closed circle of shaping includes the closed circle and pedestal interconnected, and the internal diameter of closed circle is equal to second set
The outer diameter of pipe, and closed snare is placed in the second casing both ends, pedestal is annular shape, and closed circle is arranged in central hollow position, uses
When pedestal circular planes and template contacts, the second casing pass through wall.
Further, the internal diameter of closed circle is equal to the outer diameter of second casing.
Further, first sleeve is the PVC casings that wall thickness is 1mm.
Further, the second casing is the PPR casings that wall thickness is 2mm.
Further, after closed circle is shaped in the installation of the second casing both ends, length is equal to the spacing of two side template of wall.
The beneficial effects of the utility model:
It is different from the prior art, the double-jacket tube Screw arbor with nut at both-ends device of the utility model includes Screw arbor with nut at both-ends, first sleeve,
Two casings and two closed circles of sizing;Wherein, Screw arbor with nut at both-ends is set in first sleeve, and first sleeve is set to the second casing
Interior, the length of first sleeve is more than the length of the second casing;Closed circle of shaping includes the closed circle and pedestal interconnected, closed
The internal diameter of circle is equal to the outer diameter of the second casing, and closed snare is placed in the second casing both ends, and pedestal is annular shape, central hollow portion
Position is arranged closed circle, and the circular planes and template contacts of pedestal, the second casing pass through wall when use.The technique of the utility model
Simply, feasibility is strong, can significantly improve Surface Quality of Concrete, obtains good economic benefit, especially big in Super High
Section wall column plank sheathing reinforcement system and clear-water concrete field have good application prospect.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of double-jacket tube Screw arbor with nut at both-ends device of the utility model.
Fig. 2 is a kind of structural schematic diagram of the partial enlargement of double-jacket tube Screw arbor with nut at both-ends device of the utility model.
Fig. 3 is a kind of structural schematic diagram of the partial enlargement of double-jacket tube Screw arbor with nut at both-ends device of the utility model.
Specific implementation mode
With reference to the accompanying drawings and examples, the utility model is expanded on further.
As shown in Figs. 1-3, a kind of double-jacket tube Screw arbor with nut at both-ends device 100, including Screw arbor with nut at both-ends 2,3, second sets of first sleeve
Pipe 4 and two closed circles 5 of shaping;Screw arbor with nut at both-ends 2 is set in first sleeve 3, and first sleeve 3 is set in the second casing 4,
The length of first sleeve 3 is more than the length of the second casing 4;Closed circle 5 of shaping includes the closed circle 51 interconnected and pedestal 52,
The internal diameter of closed circle 51 is equal to the outer diameter of the second casing 4, and closed circle 51 is placed on 4 both ends of the second casing, and pedestal 52 is annulus
Shape, the closed circle 51 of central hollow position setting, the circular planes of pedestal 52 are contacted with template 1 when use, and the second casing 4 is across wall
Body.
Preferably, the internal diameter of closed circle 5 is equal to the outer diameter of second casing 4.
Preferably, first sleeve 3 is the PVC casings that wall thickness is 1mm.
Preferably, the second casing 4 is the PPR casings that wall thickness is 2mm.
Preferably, after closed circle 5 is shaped in the installation of 4 both ends of the second casing, length is equal to the spacing of two side template 1 of wall.
It is exemplary, it is first propped up in work progress and founds side wall column formwork 1, then first first sleeve 3 is penetrated in template 1 and is arranged
Screw rod hole(It is not shown), then the second pipe sleeve 4 of the closed circle of the assembled good plastics in both ends 5 is sleeved on 3 outside of first sleeve, then prop up
Vertical another side template 1, first sleeve 3 is pierced by from 1 respective threaded rod hole of another side template, the second casing 4 is just clipped in both sides
Among template 1, finally Screw arbor with nut at both-ends 2 is passed through from 3 inside of first sleeve, it is stupefied by tight 1 primary and secondary of template of chevron OK a karaoke club, second set
The pedestal 52 of pipe 4 and sealing ring 5 of shaping tightly withstands two side templates 1, forms formwork reinforcement system.It, can will be right when form removable
Screw rod 2 and first sleeve 3 is drawn to take out recycling.
When it is implemented, calculating the diameter d for determining and selecting Screw arbor with nut at both-ends 2 first, first sleeve 3 uses outer diameter for D1's
PVC casings(Wall thickness 1mm, D1> d), the second casing 4 uses outer diameter for the PPR casings of D2(Wall thickness 2mm, D2>D1), second set
The 4 closed circle 5 of both ends nesting sizing of pipe, closed circle 5 of shaping is plastic material, including sealing ring 51 and pedestal 52.Wherein, closed circle
51 internal diameter D3=D2, it is ensured that the second casing 4 is closely embedded in closed circle 51, circular 52 diameter D4 of pedestal>D3, second set
Total length is the same as wall column beam section size after the good closed circle 51 of 4 both ends assembly of pipe, it is ensured that closed circle is close to template 1.
Compared with traditional single casing Screw arbor with nut at both-ends, the second casing both ends that outside is arranged in double-jacket tube Screw arbor with nut at both-ends device are tight
Close embedded closed circle of shaping, second casing in outside install after closed circle total length with wall column sectional dimension, after tie-rod, two
It holds closed circle to be close to template, enclosed system is formed by plank sheathing, first sleeve and closed circle of shaping in this way, screw hole is solved perfectly
Position spillage defect;Secondly, double-jacket tube Screw arbor with nut at both-ends device selects the better PPR casings of strength character and inside PVC casing groups
At dual fail-safe, having well solved single casing cracky causes Screw arbor with nut at both-ends that can not have enough to meet the need the defect utilized, and the second casing is selected
The higher material of pressure-proof and snap-resistent intensity, it is ensured that will not damaged, bending in formwork reinforcement and concrete vibrating work progress.Again
Person, double-jacket tube Screw arbor with nut at both-ends system select 2mm thickness PPR casings, have higher compression strength, it is closed that plastics are installed at casing both ends
Total length is with wall column sectional dimension after circle, and after Screw arbor with nut at both-ends tenses, the closed circle of plastics at casing both ends tightly props up two side forms
Plate, and then play the role of template inner support.
It is different from the prior art, the double-jacket tube Screw arbor with nut at both-ends device of the utility model includes Screw arbor with nut at both-ends, first sleeve,
Two casings and two closed circles of sizing;Wherein, Screw arbor with nut at both-ends is set in first sleeve, and first sleeve is set to the second casing
Interior, the length of first sleeve is more than the length of the second casing;Closed circle of shaping includes the closed circle and pedestal interconnected, closed
The internal diameter of circle is equal to the outer diameter of the second casing, and closed snare is placed in the second casing both ends, and pedestal is annular shape, central hollow portion
Position is arranged closed circle, and the circular planes and template contacts of pedestal, the second casing pass through wall when use.The technique of the utility model
Simply, feasibility is strong, can significantly improve Surface Quality of Concrete, obtains good economic benefit, especially big in Super High
Section wall column plank sheathing reinforcement system and clear-water concrete field have good application prospect.
Above-described is only preferred embodiments of the present invention, and the utility model is not limited to above example.It can
With understand, those skilled in the art directly export or associate under the premise of not departing from the basic conception of the utility model its
It is improved and variation is considered as being included within the scope of protection of this utility model.
Claims (5)
1. a kind of double-jacket tube Screw arbor with nut at both-ends device, which is characterized in that including:Screw arbor with nut at both-ends, first sleeve, the second casing and two
A closed circle of sizing;
Wherein, the Screw arbor with nut at both-ends is set in the first sleeve, and the first sleeve is set in second casing, institute
The length for stating first sleeve is more than the length of second casing;The closed circle of sizing includes the closed circle interconnected and bottom
Seat, the internal diameter of closed circle is equal to the outer diameter of second casing, and the closed snare is placed in second casing both ends, pedestal
For annular shape, central hollow position is arranged the closed circle, and the circular planes and template contacts of pedestal, the second casing are worn when use
Cross wall.
2. double-jacket tube Screw arbor with nut at both-ends device according to claim 1, which is characterized in that the internal diameter of closed circle is equal to described the
The outer diameter of two casings.
3. double-jacket tube Screw arbor with nut at both-ends device according to claim 1, which is characterized in that the first sleeve is that wall thickness is
The PVC casings of 1mm.
4. double-jacket tube Screw arbor with nut at both-ends device according to claim 1, which is characterized in that second casing is that wall thickness is
The PPR casings of 2mm.
5. double-jacket tube Screw arbor with nut at both-ends device according to claim 1, which is characterized in that install institute in second casing both ends
After stating the closed circle of sizing, length is equal to the spacing of two side template of wall.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721670599.5U CN207609171U (en) | 2017-12-05 | 2017-12-05 | A kind of double-jacket tube Screw arbor with nut at both-ends device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721670599.5U CN207609171U (en) | 2017-12-05 | 2017-12-05 | A kind of double-jacket tube Screw arbor with nut at both-ends device |
Publications (1)
Publication Number | Publication Date |
---|---|
CN207609171U true CN207609171U (en) | 2018-07-13 |
Family
ID=62796162
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201721670599.5U Expired - Fee Related CN207609171U (en) | 2017-12-05 | 2017-12-05 | A kind of double-jacket tube Screw arbor with nut at both-ends device |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN207609171U (en) |
-
2017
- 2017-12-05 CN CN201721670599.5U patent/CN207609171U/en not_active Expired - Fee Related
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180713 |