CN209340712U - A kind of anti-unstability bellows - Google Patents
A kind of anti-unstability bellows Download PDFInfo
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- CN209340712U CN209340712U CN201821757769.8U CN201821757769U CN209340712U CN 209340712 U CN209340712 U CN 209340712U CN 201821757769 U CN201821757769 U CN 201821757769U CN 209340712 U CN209340712 U CN 209340712U
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- bellows
- annular gasket
- adapter tube
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Abstract
The utility model provides a kind of anti-unstability bellows; including ripple tube body and the internal Protection device that bellows interior is arranged in and the external protection guards being arranged in outside bellows; the ripple tube body includes left adapter tube, right adapter tube and the expansion joint being arranged between left adapter tube and right adapter tube; the internal Protection device includes the first protection pipe and the second protection pipe, and the external protection guards include several protection dresses that expansion joint trough is arranged in；The utility model structure is simple; design is reasonable; internal Protection device can protect bellows to be corroded when transporting certain media; first protection pipe and the overlapping of the second protection pipe part; gap is not generated in the axially or transversally displacement that the first protection pipe and the second protection pipe follow bellows to generate, protective device is arranged at the trough of bellows, in bellows axial movement; it avoids bellows that the deviation of disalignment occurs, effectively prevent bellows unstability.
Description
Technical field
The utility model relates to Bellows Technology fields, and in particular to a kind of anti-unstability bellows.
Background technique
Corrugated expansion joint energy extraction duct has been widely used in engineering because of the axially or transversally displacement for generation of expanding with heat and contract with cold
In, the deviation of disalignment can occur in bellows axial movement, the length of bellows is longer, and the deviation of disalignment occurs
It is bigger, there are also when transport certain media, the etching problem of bellows be it is very serious, waved elements are after using half a year
There is a phenomenon where corrosion cracking problems to happen occasionally, and is not able to satisfy requirement of engineering.It is different that various metal materials have degree
Corrosion, leads to content leaks in bellows, influences the normal use of equipment.
Summary of the invention
In order to solve the problems in the existing technology, the utility model provides a kind of anti-unstability bellows.
The technical solution that the utility model solves the above problems are as follows: a kind of anti-unstability bellows, including ripple tube body and
The internal Protection device of bellows interior and the external protection guards being arranged in outside bellows, the ripple tube body are set
Including left adapter tube, right adapter tube and the expansion joint being arranged between left adapter tube and right adapter tube, the internal Protection device includes the
One protection pipe and the second protection pipe, first protection pipe one end are fixedly connected on the inner wall of left adapter tube, and the other end is to expansion
Section is internal axially extending, and second protection pipe one end is fixedly connected on the inner wall of right adapter tube, and the other end is to inside expansion joint
It is axially extending, first protection pipe and the overlapping of the second protection pipe part；
The external protection guards include several protective devices that expansion joint trough is arranged in, and the protective device includes the
One protection ring, the second protection ring and the flexible connection mechanism being arranged between the first protection ring and the second protection ring, described first
Protection ring and the second protection ring are the annular resilient snap ring equipped with gap, and the flexible connection mechanism includes the first connection ring and the
Two connection rings, first connection ring one end is fixed on the first protection ring to be coaxially disposed with the first protection ring, and the other end is equipped with
First fluting, first fluting are coaxially disposed and run through entire first connection ring, first connection ring with the first connection ring
Inside is equipped with toroidal cavity, and the toroidal cavity is connected with the first fluting, and the internal diameter of the toroidal cavity is greater than the first fluting
Internal diameter, second connection ring one end is fixed on the second protection ring, and the other end is equipped with the first shackle member, first clamping
Part is arranged in toroidal cavity, and the first shackle member is that annular is matched with toroidal cavity, and second connection ring passes through first and opens
Slot is connected with the first shackle member, and first fluting is matched with the second connection ring, is equidistantly uniformly provided in the toroidal cavity
Several reset springs, described reset spring one end are fixed in the cavity wall of toroidal cavity, and the other end is fixed at first
In shackle member；
The first protection ring internal ring wall is equipped with first annular gasket, and the left ring wall of the first protection ring is equipped with the second annular
Gasket, first annular gasket and the second annular gasket are connected and are equipped in the junction of first annular gasket and the second annular gasket
Chamfering；
The second protection ring internal ring wall is equipped with third annular gasket, and the right ring wall of the second protection ring is equipped with fourth annular
Gasket, third annular gasket are connected with fourth annular gasket and in third annular gaskets and fourth annular gasket.
The utility model have the utility model has the advantages that
The utility model structure is simple, and rationally, internal Protection device can protect bellows transporting certain media for design
When corroded, the first protection pipe and the second protection pipe part overlapping, follow bellows in the first protection pipe and the second protection pipe
Gap is not generated when the axially or transversally displacement generated, protective device is arranged at the trough of bellows, axially transports in bellows
In dynamic, avoid bellows that the deviation of disalignment occurs, effectively prevent bellows unstability.
Detailed description of the invention
Fig. 1 is the external structure schematic diagram of the utility model；
Fig. 2 is the schematic diagram of internal structure of the utility model；
Fig. 3 is the structural schematic diagram of protective device；
Fig. 4 is the structural schematic diagram of flexible connection mechanism；
In figure: 1- ripple tube body, the left adapter tube of 2-, the right adapter tube of 3-, 4- expansion joint, the first protection pipe of 5-, 6- second are protected
Pipe, 7- protective device, the first protection ring of 101-, the second protection ring of 102-, the first connection ring of 103-, the second connection ring of 104-,
105- first slots, 106- toroidal cavity, the first shackle member of 107-, 108- reset spring, the first annular gasket of 109-, 110- the
Second ring gasket, 111- third annular gasket, 112- fourth annular gasket.
Specific embodiment
With reference to the accompanying drawing and specific embodiment is further described the utility model.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, on being understood by concrete condition
State the concrete meaning of term in the present invention.
As shown, a kind of anti-unstability bellows, including ripple tube body and the internal Protection that bellows interior is arranged in
Device and the external protection guards being arranged in outside bellows, the ripple tube body include left adapter tube, right adapter tube and setting
Expansion joint between left adapter tube and right adapter tube, the internal Protection device includes the first protection pipe and the second protection pipe, described
First protection pipe one end is fixedly connected on the inner wall of left adapter tube, and the other end is axially extending to expansion joint inside, and described second protects
Pillar one end is fixedly connected on the inner wall of right adapter tube, the other end to axially extending inside expansion joint, first protection pipe and
The overlapping of second protection pipe part；
The external protection guards include several protective devices that expansion joint trough is arranged in, and the protective device includes the
One protection ring, the second protection ring and the flexible connection mechanism being arranged between the first protection ring and the second protection ring, described first
Protection ring and the second protection ring are the annular resilient snap ring equipped with gap, and the flexible connection mechanism includes the first connection ring and the
Two connection rings, first connection ring one end is fixed on the first protection ring to be coaxially disposed with the first protection ring, and the other end is equipped with
First fluting, first fluting are coaxially disposed and run through entire first connection ring, first connection ring with the first connection ring
Inside is equipped with toroidal cavity, and the toroidal cavity is connected with the first fluting, and the internal diameter of the toroidal cavity is greater than the first fluting
Internal diameter, second connection ring one end is fixed on the second protection ring, and the other end is equipped with the first shackle member, first clamping
Part is arranged in toroidal cavity, and the first shackle member is that annular is matched with toroidal cavity, and second connection ring passes through first and opens
Slot is connected with the first shackle member, and first fluting is matched with the second connection ring, is equidistantly uniformly provided in the toroidal cavity
Several reset springs, described reset spring one end are fixed in the cavity wall of toroidal cavity, and the other end is fixed at first
In shackle member；
The first protection ring internal ring wall is equipped with first annular gasket, and the left ring wall of the first protection ring is equipped with the second annular
Gasket, first annular gasket and the second annular gasket are connected and are equipped in the junction of first annular gasket and the second annular gasket
Chamfering；
The second protection ring internal ring wall is equipped with third annular gasket, and the right ring wall of the second protection ring is equipped with fourth annular
Gasket, third annular gasket are connected with fourth annular gasket and in third annular gaskets and fourth annular gasket.
The utility model structure is simple, and rationally, internal Protection device can protect bellows transporting certain media for design
When corroded, the first protection pipe and the second protection pipe part overlapping, follow bellows in the first protection pipe and the second protection pipe
Gap is not generated when the axially or transversally displacement generated, protective device is arranged at the trough of bellows, axially transports in bellows
In dynamic, avoid bellows that the deviation of disalignment occurs, effectively prevent bellows unstability.
The above descriptions are merely preferred embodiments of the present invention, is not to make other forms to the utility model
Limitation, any person skilled in the art is changed or is modified as possibly also with the technology contents of the disclosure above equivalent
The equivalent embodiment of variation is applied to other fields, but all without departing from the content of the technical scheme of the utility model, according to this reality
With novel technical spirit any simple modification, equivalent variations and remodeling to the above embodiments, it is practical new to still fall within this
The protection scope of type technical solution.
Claims (3)
1. a kind of anti-unstability bellows, which is characterized in that including ripple tube body and the internal Protection that bellows interior is arranged in
Device and the external protection guards being arranged in outside bellows, the ripple tube body include left adapter tube, right adapter tube and setting
Expansion joint between left adapter tube and right adapter tube, the internal Protection device includes the first protection pipe and the second protection pipe, described
First protection pipe one end is fixedly connected on the inner wall of left adapter tube, and the other end is axially extending to expansion joint inside, and described second protects
Pillar one end is fixedly connected on the inner wall of right adapter tube, the other end to axially extending inside expansion joint, first protection pipe and
The overlapping of second protection pipe part；
The external protection guards include several protective devices that expansion joint trough is arranged in, and the protective device includes the first guarantor
Retaining ring, the second protection ring and the flexible connection mechanism being arranged between the first protection ring and the second protection ring, first protection
Ring and the second protection ring are the annular resilient snap ring equipped with gap, and the flexible connection mechanism includes that the first connection ring and second connect
Ring is connect, first connection ring one end is fixed on the first protection ring to be coaxially disposed with the first protection ring, and the other end is equipped with first
Fluting, first fluting is coaxially disposed and runs through entire first connection ring with the first connection ring, inside first connection ring
Equipped with toroidal cavity, the toroidal cavity is connected with the first fluting, and the internal diameter of the toroidal cavity is greater than the interior of the first fluting
Diameter, second connection ring one end are fixed on the second protection ring, and the other end is equipped with the first shackle member, and first shackle member is set
Set in toroidal cavity, the first shackle member be annular matched with toroidal cavity, second connection ring pass through first fluting and
First shackle member is connected, and first fluting is matched with the second connection ring, is equidistantly uniformly provided in the toroidal cavity several
Reset spring, described reset spring one end are fixed in the cavity wall of toroidal cavity, and the other end is fixed at the first clamping
On part.
2. a kind of anti-unstability bellows as described in claim 1, which is characterized in that the first protection ring internal ring wall is equipped with
First annular gasket, the left ring wall of the first protection ring are equipped with the second annular gasket, first annular gasket and the second annular gasket phase
Even and in the junction of first annular gasket and the second annular gasket it is equipped with chamfering.
3. a kind of anti-unstability bellows as described in claim 1, which is characterized in that the second protection ring internal ring wall is equipped with
Third annular gasket, the right ring wall of the second protection ring are equipped with fourth annular gasket, third annular gasket and fourth annular gasket phase
Even and in third annular gasket and fourth annular gasket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821757769.8U CN209340712U (en) | 2018-10-29 | 2018-10-29 | A kind of anti-unstability bellows |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821757769.8U CN209340712U (en) | 2018-10-29 | 2018-10-29 | A kind of anti-unstability bellows |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209340712U true CN209340712U (en) | 2019-09-03 |
Family
ID=67746834
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821757769.8U Active CN209340712U (en) | 2018-10-29 | 2018-10-29 | A kind of anti-unstability bellows |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209340712U (en) |
-
2018
- 2018-10-29 CN CN201821757769.8U patent/CN209340712U/en active Active
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