CN206169098U - Pipe expander - Google Patents
Pipe expander Download PDFInfo
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- CN206169098U CN206169098U CN201621090564.XU CN201621090564U CN206169098U CN 206169098 U CN206169098 U CN 206169098U CN 201621090564 U CN201621090564 U CN 201621090564U CN 206169098 U CN206169098 U CN 206169098U
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- necking
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- tube
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Abstract
The utility model belongs to the technical field of the technique of metal pipe fittings machining tool and specifically relates to a pipe expander is related to, including two handles, it is articulated each other that the dual tactics handle is close to the position department of its head end, and the position that the head end the is relative punishment of dual tactics handle do not is equipped with the mounting groove, in two mounting grooves respectively fixed mounting have the expand tube pincers that are semi -cylindrical, two expand tubes pincers are rotated to drive along articulated department by the dual tactics handle and form the columniform pole after it merges, two expand tubes pincers are respectively to both sides orientation symmetrical extending, the both ends of the pincerlike pole that becomes of two expand tubes are equipped with one, two necking section no. 1 of necking section respectively and form the step between the pole. The advantage is: through designing this product, utilize the structure of pincers formula, can anytime and anywhere operate the expand tube action to the pipe fitting to the pipe fitting, in addition this product portable with place the effectual work efficiency that has improved.
Description
Technical field
This utility model is related to the technical field of metal tube machining tool, more particularly, to a kind of tube expander.
Background technology
Metal tube is all common articles for use in various industries, is also seen everywhere in the life of people.But pass at present
The metal tube of system needs to carry out enlarging work to its port during use, it is generally the case that be all in factory's manufacture
When disposably machine, the pipe expanding equipment of this metal tube is generally all that comparison is huge, take up room also compared with
Greatly, be not suitable for family and some workmans carry with and place, thus cause install in some pipe fittings or
During repair, for pipe fitting adaptation and selection just become extremely onerous, cause work efficiency low.
The content of the invention
For the deficiency that above-mentioned prior art is present, the purpose of this utility model is to provide one kind and is easy to carry and places,
Pipe fitting can be carried out whenever and wherever possible operating tube expansion action, the high tube expander of work efficiency.
To realize above-mentioned purpose, this utility model provides technical scheme below：
A kind of tube expander, including two handles, two handles are hinged at the position of its head end, the head end of two handles
It is respectively equipped with relative position in mounting groove, two mounting grooves and is installed with respectively in semi-cylindrical tube expansion pincers, two tube expansions
Clamping to be rotated along hinged place by two handles drives the bar that cylinder is formed after its merging, two tube expansions pincers symmetrically to prolong to both sides direction respectively
Stretch, two tube expansions it is pincerlike into the both ends of bar be respectively equipped with necking part one, two necking parts one form respectively step between bar.
This utility model is further arranged to：The side wall of two necking part one near its end position respectively to its phase
The end face answered is provided with the inclined plane of the reduced diameter of annular.
This utility model is further arranged to：The middle part of the bar is provided with necking part two between two necking parts one respectively,
The diameter of two necking parts two is all higher than the diameter of two necking parts one, and the length of two necking parts two is not less than the length of necking part one
Degree.
This utility model is further arranged to：The side wall of two necking part two near its end position respectively to its phase
The end face answered is provided with the inclined plane of the reduced diameter of annular.
This utility model is further arranged to：Two necking part two is provided with necking part between two necking parts one respectively
Three, the diameter of two necking parts three is respectively less than the diameter of two necking parts two, more than the diameter of two necking parts one, the length of two necking parts three
Spend the length no more than necking part two.
This utility model is further arranged to：The side wall of two necking part three near its end position respectively to its phase
The end face answered is provided with the inclined plane of the reduced diameter of annular.
This utility model is further arranged to：Two necking part three is provided with necking part between two necking parts one respectively
Four, the diameter of two necking parts four is respectively less than the diameter of two necking parts three, more than the diameter of two necking parts one, the length of two necking parts four
Spend the length no more than necking part three.
This utility model is further arranged to：The side wall of two necking part four near its end position respectively to its phase
The end face answered is provided with the inclined plane of the reduced diameter of annular.
This utility model is further arranged to：Two necking part four is provided with necking part between two necking parts one respectively
Five, the diameter of two necking parts five is respectively less than the diameter of two necking parts four, more than the diameter of two necking parts one.
This utility model is further arranged to：The length of two necking part five no more than the length of necking part four two
/ mono-.
By adopting above-mentioned technical proposal, the technique effect that this utility model is reached to be：By designing this product, utilize
The structure of hand Pliers type, can carry out whenever and wherever possible operating tube expansion action, and this product to be easy to carry and put to pipe fitting to pipe fitting
Put, effectively raise work efficiency.
Description of the drawings
This utility model is described in further detail below in conjunction with the accompanying drawings.
Fig. 1 is dimensional structure diagram of the present utility model.
Specific embodiment
It is a kind of tube expander disclosed in this utility model with reference to Fig. 1, including two handles 10, two handles 10 are first near it
It is hinged at the position at end, is respectively equipped with the relative position of the head end of two handles 10 solid respectively in mounting groove, two mounting grooves
Equipped with semi-cylindrical tube expansion pincers 11, two tube expansions pincers 11 are rotated driven along hinged place by two handles 10 and formed after its merging for Dingan County
The bar of cylinder, two tube expansions pincers 11 are symmetrically extended respectively to both sides direction, and the both ends of the bar that two tube expansions pincers 11 are formed set respectively
There is necking part 1, two necking parts 1 form respectively step between bar.
The side wall of two necking parts 1 in above-mentioned is provided with annular to its corresponding end face respectively near the position of its end
Reduced diameter inclined plane 13.The middle part of bar is respectively to being provided with necking part 2 14, two necking downs between two necking parts 1
The diameter in portion 2 14 is all higher than the diameter of two necking parts 1, and the length of two necking parts 2 14 is not less than the length of necking part 1
Degree, the side wall of two necking parts 2 14 is provided with respectively the reduced diameter of annular near the position of its end to its corresponding end face
Inclined plane 13.
Two necking parts 2 14 are provided with respectively necking part 3 15 between two necking parts 1, and the diameter of two necking parts 3 15 is equal
Diameter less than two necking parts 2 14, more than the diameter of two necking parts 1, the length of two necking parts 3 15 is no more than necking down
The length in portion 2 14, the side wall of two necking parts 3 15 is provided with the straight of annular to its corresponding end face respectively near the position of its end
The diminishing inclined plane 13 in footpath.
Two necking parts 3 15 are provided with respectively necking part 4 16 between two necking parts 1, and the diameter of two necking parts 4 16 is equal
Diameter less than two necking parts 3 15, more than the diameter of two necking parts 1, the length of two necking parts 4 16 is no more than necking down
The length in portion 3 15, the side wall of two necking parts 4 16 is provided with the straight of annular to its corresponding end face respectively near the position of its end
The diminishing inclined plane 13 in footpath.Wherein, two necking parts 4 16 are provided with respectively necking part 5 17 between two necking parts 1, and two
The diameter of necking part 5 17 is respectively less than the diameter of two necking parts 4 16, more than the diameter of two necking parts 1, two necking parts 5 17
Length no more than 1/2nd of the length of necking part 4 16.Each necking part in above-mentioned is for adapting to different straight
The metal tube in footpath and arrange, and inclined plane and length are for enabling to metal tube reaching more preferable tube expansion effect
And arrange.
Above-described embodiment is only preferred embodiment of the present utility model, and protection model of the present utility model is not limited according to this
Enclose, therefore：All equivalence changes done according to structure of the present utility model, shape, principle, all should be covered by protection of the present utility model
Within the scope of.
Claims (10)
1. a kind of tube expander, including two handles, two handles are hinged at the position of its head end, it is characterised in that：Two
It is respectively equipped with mounting groove, two mounting grooves at the relative position of the head end of handle and is installed with respectively in semi-cylindrical tube expansion
Pincers, two tube expansions are clamped to be rotated along hinged place by two handles and drive the bar that cylinder is formed after its merging, two tube expansions to clamp respectively to both sides
Direction is symmetrically extended, two tube expansions it is pincerlike into the both ends of bar be respectively equipped with necking part one, two necking parts one are respectively between bar
Form step.
2. tube expander according to claim 1, it is characterised in that：Position of the side wall of two necking part one near its end
Put the inclined plane of the reduced diameter for being provided with annular to its corresponding end face respectively.
3. tube expander according to claim 1, it is characterised in that：The middle part of the bar between two necking parts one respectively to setting
There is necking part two, the diameter of two necking parts two is all higher than the diameter of two necking parts one, and the length of two necking parts two is not less than contracting
The length of cervical region one.
4. tube expander according to claim 3, it is characterised in that：Position of the side wall of two necking part two near its end
Put the inclined plane of the reduced diameter for being provided with annular to its corresponding end face respectively.
5. tube expander according to claim 3, it is characterised in that：Two necking part two is respectively between two necking parts one
It is provided with necking part three, the diameter of two necking parts three is respectively less than the diameter of two necking parts two, more than the diameter of two necking parts one, two contractings
Length of the length of cervical region three no more than necking part two.
6. tube expander according to claim 5, it is characterised in that：Position of the side wall of two necking part three near its end
Put the inclined plane of the reduced diameter for being provided with annular to its corresponding end face respectively.
7. tube expander according to claim 5, it is characterised in that：Two necking part three is respectively between two necking parts one
It is provided with necking part four, the diameter of two necking parts four is respectively less than the diameter of two necking parts three, more than the diameter of two necking parts one, two contractings
Length of the length of cervical region four no more than necking part three.
8. tube expander according to claim 7, it is characterised in that：Position of the side wall of two necking part four near its end
Put the inclined plane of the reduced diameter for being provided with annular to its corresponding end face respectively.
9. tube expander according to claim 7, it is characterised in that：Two necking part four is respectively between two necking parts one
It is provided with necking part five, the diameter of two necking parts five is respectively less than the diameter of two necking parts four, more than the diameter of two necking parts one.
10. tube expander according to claim 9, it is characterised in that：The length of two necking part five is no more than necking down
/ 2nd of the length in portion four.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621090564.XU CN206169098U (en) | 2016-09-29 | 2016-09-29 | Pipe expander |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621090564.XU CN206169098U (en) | 2016-09-29 | 2016-09-29 | Pipe expander |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206169098U true CN206169098U (en) | 2017-05-17 |
Family
ID=58676879
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621090564.XU Active CN206169098U (en) | 2016-09-29 | 2016-09-29 | Pipe expander |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206169098U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107389988A (en) * | 2017-07-31 | 2017-11-24 | 国网河北省电力公司衡水供电分公司 | Transformer testing clamps high-altitude clamping device |
-
2016
- 2016-09-29 CN CN201621090564.XU patent/CN206169098U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107389988A (en) * | 2017-07-31 | 2017-11-24 | 国网河北省电力公司衡水供电分公司 | Transformer testing clamps high-altitude clamping device |
| CN107389988B (en) * | 2017-07-31 | 2023-11-07 | 国网河北省电力公司衡水供电分公司 | High-altitude clamping device of transformer test clamp |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |