CN209478537U - A kind of die clearance dilator - Google Patents
A kind of die clearance dilator Download PDFInfo
- Publication number
- CN209478537U CN209478537U CN201821151426.7U CN201821151426U CN209478537U CN 209478537 U CN209478537 U CN 209478537U CN 201821151426 U CN201821151426 U CN 201821151426U CN 209478537 U CN209478537 U CN 209478537U
- Authority
- CN
- China
- Prior art keywords
- lead screw
- grip part
- plectrum
- hole
- plectrums
- 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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- 235000005121 Sorbus torminalis Nutrition 0.000 claims description 9
- 244000152100 Sorbus torminalis Species 0.000 claims description 9
- 238000010276 construction Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 5
- 238000009415 formwork Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 4
- 238000005266 casting Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
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- Revetment (AREA)
Abstract
The utility model is a kind of die clearance dilator, including lead screw and two plectrums, the lead screw is equipped with external screw thread and the external screw thread of left and right ends is contrary, two plectrums are equipped with band internal thread through-hole, one plectrum is threadedly coupled by through-hole with the external screw thread of the lead screw left end, another plectrum is threadedly coupled by through-hole with the external screw thread of the lead screw right end, the inserted link that pluggable formwork sides groove is connected with backwards to face of two plectrums.The utility model can strut the gap between template, structure is simple and stability is good, it is easy to use, dilator convenient disassembly, demoulding efficiency can be improved, the grip part of setting is convenient to rotate lead screw, and the arcwall face being arranged on plectrum can prevent staff from being scratched in the construction process by plectrum, improve working security.
Description
Technical field
The utility model relates to lining technology field more particularly to a kind of die clearance dilators.
Background technique
Lining in pipeline needs pipeline inner ring to be laid with one layer of template, due to the pipeline of different pipelines before construction casting
Diameter is different, and the template of installation may have gap between the last one template and first template in molding, need by
Gap is supported, and guarantees the stability and normal construction of template.Currently, die clearance is filled out using plate by most of producers
Plug, but the stability of template is poor, will affect the effect of construction casting, after the completion of pouring, since plate is closely packed in template
Gap in, it is not easy to disassemble, influence demoulding efficiency.
Utility model content
The utility model aims to solve the problem that the deficiencies in the prior art, and provides a kind of die clearance dilator.
In order to achieve the above object, the utility model adopts the following technical solutions: a kind of die clearance dilator, including lead screw
With two plectrums, the lead screw is equipped with external screw thread and the external screw thread of left and right ends is contrary, and two plectrums, which are equipped with, to be had
The through-hole of internal screw thread, a plectrum are threadedly coupled by through-hole with the external screw thread of the lead screw left end, another plectrum passes through logical
Hole is threadedly coupled with the external screw thread of the lead screw right end, and the face backwards of two plectrums is connected with inserting for pluggable formwork sides groove
Bar.
Particularly, the centre of the lead screw is equipped with grip part, and the surface of the grip part is equipped with anti-skid chequer.
Particularly, the both ends of the lead screw are connected with grip part, and the surface of the grip part is equipped with anti-skid chequer.
Particularly, the longitudinal section of the grip part is the diameter that the round and described circular diameter is less than the lead screw.
Particularly, the longitudinal section of the grip part is less than the silk for the external diameter of a circle of polygon and the polygon
The diameter of thick stick.
Particularly, the inserted link is screw inserted link.
It particularly, is the arcwall face of evagination positioned at the end face of the plectrum of through hole.
The beneficial effects of the utility model are: the utility model can strut the gap between template, structure is simple
And stability is good, easy to use, dilator convenient disassembly, can improve demoulding efficiency, the grip part of setting is convenient to carry out lead screw
It rotates, the arcwall face being arranged on plectrum can prevent staff from being scratched in the construction process by plectrum, improve working security.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model one；
Fig. 2 is the utility model structure diagram two；
Fig. 3 is the utility model structure diagram three；
Fig. 4 is the structural schematic diagram of plectrum；
Fig. 5 is that the utility model is mounted on the structural schematic diagram in template；
Fig. 6 is the partial enlarged view in Fig. 5 at A；
In figure: 1- lead screw；2- plectrum；3- through-hole；4- inserted link；5- template；The grip part 6-；
It is described in detail below with reference to the embodiments of the present invention referring to attached drawing.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawings and examples:
As shown in figs 1 to 6, a kind of die clearance dilator, including lead screw 1 and two plectrums 2, the lead screw 1 are equipped with
The external screw thread and external screw thread of left and right ends is contrary, two plectrums 2 are equipped with band internal thread through-hole 3, and a plectrum 2 is logical
It crosses through-hole 3 to be threadedly coupled with the external screw thread of 1 left end of lead screw, another plectrum 2 passes through through-hole 3 and 1 right end of lead screw
External screw thread is threadedly coupled, the inserted link 4 that pluggable 5 lateral grooves of template are connected with backwards to face of two plectrums 2.
Particularly, the centre of the lead screw 1 is equipped with grip part 6, and the surface of the grip part 6 is equipped with anti-skid chequer.
Particularly, the both ends of the lead screw 1 are connected with grip part 6, and the surface of the grip part 6 is equipped with anti-skid chequer.
Particularly, the longitudinal section of the grip part 6 is the diameter that the round and described circular diameter is less than the lead screw 1.
Particularly, the longitudinal section of the grip part 6 is less than described for the external diameter of a circle of polygon and the polygon
The diameter of lead screw 1.
Particularly, the inserted link 4 is screw inserted link.
Particularly, the end face of the plectrum 2 at through-hole 3 is the arcwall face of evagination.
Embodiment one
A kind of die clearance dilator, including lead screw 1 and two plectrums 2, the lead screw 1 are equipped with external screw thread and left and right two
The external screw thread at end is contrary, and two plectrums 2 are equipped with band internal thread through-hole 3, a plectrum 2 by through-hole 3 with it is described
The external screw thread of 1 left end of lead screw is threadedly coupled, another plectrum 2 is connected by the external screw thread screw thread of through-hole 3 and 1 right end of lead screw
It connects, the inserted link 4 that pluggable 5 lateral grooves of template are connected with backwards to face of two plectrums 2.
Particularly, the inserted link 4 is screw inserted link.
Particularly, the end face of the plectrum 2 at through-hole 3 is the arcwall face of evagination.
Embodiment two
A kind of die clearance dilator, including lead screw 1 and two plectrums 2, the lead screw 1 are equipped with external screw thread and left and right two
The external screw thread at end is contrary, and the both ends of the lead screw 1 are connected with grip part 6, and the surface of the grip part 6 is equipped with anti-skid chequer,
Two plectrums 2 are equipped with band internal thread through-hole 3, and a plectrum 2 passes through the external screw thread spiral shell of through-hole 3 and 1 left end of lead screw
Line connection, another plectrum 2 are threadedly coupled by through-hole 3 with the external screw thread of 1 right end of lead screw, the face backwards of two plectrums 2
It is connected with the inserted link 4 of pluggable 5 lateral grooves of template.
Particularly, the longitudinal section of the grip part 6 is the diameter that the round and described circular diameter is less than the lead screw 1.
Particularly, the longitudinal section of the grip part 6 is less than described for the external diameter of a circle of polygon and the polygon
The diameter of lead screw 1.
Particularly, the inserted link 4 is screw inserted link.
Particularly, the end face of the plectrum 2 at through-hole 3 is the arcwall face of evagination.
Embodiment three
The centre of a kind of die clearance dilator, including lead screw 1 and two plectrums 2, the lead screw 1 is equipped with grip part 6, institute
The surface for stating grip part 6 is equipped with anti-skid chequer, and the lead screw 1 positioned at 6 both ends of grip part is equipped with external screw thread, the gripping
The externally threaded hand of spiral of the external screw thread of 6 left end of portion and 6 right end of grip part is on the contrary, two plectrums 2 are equipped with interior
The through-hole 3 of screw thread, a plectrum 2 are threadedly coupled by through-hole 3 with the external screw thread of 6 left end of grip part, another plectrum 2 is logical
It crosses through-hole 3 to be threadedly coupled with the external screw thread of 6 right end of grip part, the face backwards of two plectrums 2 is connected with pluggable 5 side of template
The inserted link 4 of face groove.
Particularly, the longitudinal section of the grip part 6 is the diameter that the round and described circular diameter is less than the lead screw 1.
Particularly, the longitudinal section of the grip part 6 is less than described for the external diameter of a circle of polygon and the polygon
The diameter of lead screw 1.
Particularly, the inserted link 4 is screw inserted link.
Particularly, the end face of the plectrum 2 at through-hole 3 is the arcwall face of evagination.
Example IV
A kind of die clearance dilator, including lead screw 1 and two plectrums 2, the lead screw 1 are equipped with external screw thread and left and right two
The external screw thread at end is contrary, and the both ends and centre of the lead screw 1 are connected with grip part 6, and the surface of the grip part 6 is equipped with anti-
Sliding line, two plectrums 2 are equipped with band internal thread through-hole 3, and a plectrum 2 passes through the outer spiral shell of through-hole 3 and 1 left end of lead screw
Line is threadedly coupled, another plectrum 2 is threadedly coupled by through-hole 3 with the external screw thread of 1 right end of lead screw, the back of two plectrums 2
The inserted link 4 of pluggable 5 lateral grooves of template is connected with to face.
Particularly, the longitudinal section of the grip part 6 is the diameter that the round and described circular diameter is less than the lead screw 1.
Particularly, the longitudinal section of the grip part 6 is less than described for the external diameter of a circle of polygon and the polygon
The diameter of lead screw 1.
Particularly, the inserted link 4 is screw inserted link.
Particularly, the end face of the plectrum 2 at through-hole 3 is the arcwall face of evagination.
When the utility model is used, template 5 is installed in the duct and is fixed, since the side of template 5 is equipped with groove,
When molding, an inserted link 4 on dilator is inserted into the groove of the last one 5 side of template, rotational lead screw 1 adjusts plectrum 2
Another inserted link 4 on dilator is inserted into the groove of first 5 side of template, rotational lead screw 1 by the position on lead screw 1,
Keep two plectrums 2 on dilator mobile, thus by the space distraction between the last one template 5 and first template 5, setting
Grip part 6 is convenient to rotate lead screw 1, and the end face of the plectrum 2 at through-hole 3, which is set as arcwall face, can prevent work people
Member is scratched by plectrum 2 in the construction process, several dilators are equipped between the last one template 5 and first template 5, improves
The stability of template, guarantees preferable support effect, and when demoulding, rotational lead screw 1 makes position change of the plectrum 2 on lead screw 1,
Inserted link 4 is taken out from groove, i.e., dilator is removed.
The utility model is exemplarily described above in conjunction with attached drawing, it is clear that the utility model specific implementation not by
The limitation of aforesaid way, if the method concept of the utility model and the various improvement of technical solution progress are used, or without
Improvement directly applies to other occasions, both is within the protection scope of the present invention.
Claims (8)
1. a kind of die clearance dilator, which is characterized in that including lead screw (1) and two plectrums (2), set on the lead screw (1)
There is the external screw thread of external screw thread and left and right ends contrary, two plectrums (2) are equipped with band internal thread through-hole (3), and one
Plectrum (2) is threadedly coupled by through-hole (3) with the external screw thread of the lead screw (1) left end, another plectrum (2) passes through through-hole (3)
It is threadedly coupled with the external screw thread of the lead screw (1) right end, the face backwards of two plectrums (2) is connected with pluggable template (5) side
The inserted link (4) of groove.
2. a kind of die clearance dilator according to claim 1, which is characterized in that the centre of the lead screw (1) is equipped with
The surface of grip part (6), the grip part (6) is equipped with anti-skid chequer.
3. a kind of die clearance dilator according to claim 1, which is characterized in that the both ends of the lead screw (1) connect
Have grip part (6), the surface of the grip part (6) is equipped with anti-skid chequer.
4. a kind of die clearance dilator according to claim 2, which is characterized in that the both ends of the lead screw (1) connect
Have grip part (6), the surface of the grip part (6) is equipped with anti-skid chequer.
5. a kind of die clearance dilator according to any one of claim 2 to 4, which is characterized in that the grip part
(6) longitudinal section is the diameter that the round and described circular diameter is less than the lead screw (1).
6. a kind of die clearance dilator according to any one of claim 2 to 4, which is characterized in that the grip part
(6) longitudinal section is less than the diameter of the lead screw (1) for the external diameter of a circle of polygon and the polygon.
7. a kind of die clearance dilator according to claim 1, which is characterized in that the inserted link (4) is screw inserted link.
8. a kind of die clearance dilator according to claim 1, which is characterized in that described group be located at through-hole (3)
The end face of piece (2) is the arcwall face of evagination.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821151426.7U CN209478537U (en) | 2018-07-20 | 2018-07-20 | A kind of die clearance dilator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821151426.7U CN209478537U (en) | 2018-07-20 | 2018-07-20 | A kind of die clearance dilator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209478537U true CN209478537U (en) | 2019-10-11 |
Family
ID=68110631
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821151426.7U Expired - Fee Related CN209478537U (en) | 2018-07-20 | 2018-07-20 | A kind of die clearance dilator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209478537U (en) |
-
2018
- 2018-07-20 CN CN201821151426.7U patent/CN209478537U/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 |
Granted publication date: 20191011 |