CN205842079U - A kind of through type external pressure straight pipe pressure-balancing type expansion joint of band leakage monitoring function - Google Patents
A kind of through type external pressure straight pipe pressure-balancing type expansion joint of band leakage monitoring function Download PDFInfo
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- CN205842079U CN205842079U CN201620720135.XU CN201620720135U CN205842079U CN 205842079 U CN205842079 U CN 205842079U CN 201620720135 U CN201620720135 U CN 201620720135U CN 205842079 U CN205842079 U CN 205842079U
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Abstract
A kind of through type external pressure straight pipe pressure-balancing type expansion joint of band leakage monitoring function, use the ingenious connection between two work corrugated tubes and a balance corrugated tube and six ring flat-plates and two outer tubes, form two not subjected to pressure regions, by arranging gas detector, the change of the gas componant in two not subjected to pressure regions is detected, thus realize two work corrugated tubes and the leakage detection function of a balance corrugated tube.This utility model is that the Leak Detection of outer laminated structure expansion joint provides a kind of new approaches, and has higher detection sensitivity.
Description
Technical field
This utility model relates to a kind of expansion joint, especially relates to the through type external pressure straight tube of a kind of band leakage monitoring function
Pressure balanced expansion joint.
Background technology
In current expansion joint leakage monitoring technology, it is only that the leakage situation between multilayer corrugated tube layer is supervised
Surveying, the method detects the change of corrugated tube interlayer pressure by the Pressure gauge connected with corrugated tube interlayer, thus judges ripple
Whether pipe produces leakage.
The mode of this pressure detecting only when the amount of leakage of corrugated tube interlayer reaches certain pressure, leak case ability
Being found, therefore the sensitivity of this detection mode is relatively low.On the other hand, even if corrugated tube is not revealed, corrugated tube interlayer
Pressure also due to the change of temperature and change, therefore, be also easy to produce wrong report phenomenon.
Additionally, this detection mode is only applicable to the expansion joint of interior laminated structure, it is impossible to meet outer laminated structure expansion joint leakage prison
The needs surveyed.
Utility model content
In order to solve above-mentioned technical problem, this utility model provides the through type external pressure straight tube of a kind of band leakage monitoring function
Pressure balanced expansion joint.
This utility model be the technical scheme is that a kind of band leakage monitoring function to solve above-mentioned technical problem
Through type external pressure straight pipe pressure-balancing type expansion joint, including inlet tube, outlet, the first work corrugated tube, the second work ripple
Pipe and a balance corrugated tube, the first work bellows-sheathed is contained in the outside of inlet tube, and one end is passed through first end ring flat-plate and entered
The port of export of mouth pipe is connected, and the other end is fixing with the empty set middle ring flat-plate on inlet tube to be connected, at the first work corrugated tube
Outer cover equipped with operating wave outer tube, one end of operating wave outer tube is fixing with described middle ring flat-plate to be connected, the other end be located at
The second end ring flat-plate of outlet entrance point is fixing to be connected；Second work bellows-sheathed is contained in the outside of outlet, the second work
One end of corrugated tube is fixing with the second end ring flat-plate to be connected, and the other end is solid with the empty set the second balance wave outer ring plate on outlet
Fixed connection, the position that corresponding inlet tube is connected with outlet on operating wave outer tube is provided with medium by hole, balance bellows-sheathed
Being contained in the outside of operating wave outer tube, one end of balance corrugated tube is fixing with the balance wave inner ring plate being located on operating wave outer tube even
Connecing, the other end is fixing with the first balance wave outer ring plate being located on inlet tube to be connected, and described medium is positioned at balance wave by hole
The outside of stricture of vagina pipe, in the outer cover of balance corrugated tube equipped with balance wave outer tube, outside one end of balance wave outer tube is with the second balance wave
Ring flat-plate is fixing to be connected, the other end and the fixing connection of the first balance wave outer ring plate；Balance corrugated tube and operating wave outer tube between and
Forms a not subjected to pressure interval respectively between first work corrugated tube and inlet tube, two not subjected to pressure intervals by middle ring flat-plate with
Space between first balance wave outer ring plate is connected, and is collectively forming the first not subjected to pressure region；In the second work corrugated tube, outlet
Manage, between the second end ring flat-plate and the second balance wave outer ring plate, form the second not subjected to pressure region；First work corrugated tube with
Between operating wave outer tube and second work corrugated tube, balance corrugated tube and balance wave outer tube between form a compressive region respectively
Between, the interval medium by being located on operating wave outer tube of two pressurizeds is connected formation pressurized zone by hole；In the first balance
Ripple outer ring plate is provided with the first gas detector for detecting the first not subjected to pressure region composition of gases within change；In the second balance
Ripple outer ring plate is provided with the second gas detector for detecting the second not subjected to pressure region composition of gases within change.
Beneficial effect:
According to this utility model, use two work corrugated tubes and a balance corrugated tube and six ring flat-plates and two outer tubes
Between ingenious connection, form two not subjected to pressure regions, by arranging gas detector, the gas in two not subjected to pressure regions become
The change divided detects, thus realizes two work corrugated tubes and the leakage detection function of a balance corrugated tube.
This utility model is that the Leak Detection of outer laminated structure expansion joint provides a kind of new approaches, and has higher inspection
Survey sensitivity.
With detailed description of the invention this utility model done the most concrete detailed description below in conjunction with the accompanying drawings.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
In figure, 1, inlet tube, the 2, first gas detector, the 3, first balance wave outer ring plate, 4, balance corrugated tube, 5, work
Ripple outer tube, 501, medium by hole, the 6, first work corrugated tube, 7, balance wave inner ring plate, 8, balance wave outer tube, the 9, second work
Corrugated tube, the 10, second balance wave outer ring plate, the 11, second gas detector, 12, outlet, 13, the second end ring flat-plate, 14,
One end ring flat-plate, 15, middle ring flat-plate, A, pressurized zone, B1, the first not subjected to pressure region, B2, the second not subjected to pressure region.
Detailed description of the invention
As it can be seen, the through type external pressure straight pipe pressure-balancing type expansion joint of a kind of band leakage monitoring function, including import
Pipe 1, outlet the 12, first work corrugated tube the 6, second work corrugated tube 9 and balance corrugated tube 4.
First work corrugated tube 6 is sleeved on the outside of inlet tube 1, and one end is gone out by first end ring flat-plate 14 and inlet tube
Mouth end is connected, and the other end is fixing with the empty set middle ring flat-plate 15 on inlet tube to be connected.
In the outer cover of the first work corrugated tube 6 equipped with operating wave outer tube 5, one end of operating wave outer tube 5 with described in
Between ring flat-plate 15 is fixing connects, the other end is fixing with the second end ring flat-plate 13 being located at outlet entrance point to be connected.
Second work corrugated tube 9 is sleeved on the outside of outlet 12, one end of the second work corrugated tube and the second end ring
Plate 13 is fixing to be connected, and the other end is fixing with the empty set the second balance wave outer ring plate 10 on outlet to be connected, (sky described herein
Set, refer between the two can relative motion, such as this place, refer to do not have between the second balance wave outer ring plate 10 and outlet
Fixing annexation, can with relative motion) corresponding inlet tube is connected with outlet on operating wave outer tube 5 position is provided with Jie
Matter passes through hole 501.
Balance corrugated tube 4 is sleeved on the outside of operating wave outer tube 5, one end of balance corrugated tube 4 be located at operating wave outer tube 5
On balance wave inner ring plate 7 fixing connect, the other end is fixing with the first balance wave outer ring plate 3 being located on inlet tube to be connected, institute
The medium stated is positioned at the outside of balance corrugated tube 4 by hole 501.
In the outer cover of balance corrugated tube 4 equipped with balance wave outer tube 8, outside one end of balance wave outer tube 8 is with the second balance wave
Ring flat-plate 10 is fixing to be connected, the other end and the first fixing connection of balance wave outer ring plate 3.
Formed respectively between balance corrugated tube 4 and operating wave outer tube 5 and between the first work corrugated tube 6 and inlet tube 1
One not subjected to pressure interval, two not subjected to pressure intervals are connected by the space between middle ring flat-plate 15 and the first balance wave outer ring plate 3
Logical, it is collectively forming the first not subjected to pressure region B1.
In the second work corrugated tube 9, outlet 12, shape between the second end ring flat-plate 13 and the second balance wave outer ring plate 10
Become the second not subjected to pressure region B2.
Between the first work corrugated tube 6 and operating wave outer tube 5 and the second work corrugated tube 9, balance corrugated tube 4 are with flat
Forming a pressurized interval between weighing apparatus ripple outer tube 8 respectively, two pressurized intervals are passed through by the medium being located on operating wave outer tube 5
Hole 501 is connected and forms pressurized zone A.
First balance wave outer ring plate 3 is provided with for detect the first not subjected to pressure region B1 composition of gases within change first
Gas detector；Second balance wave outer ring plate 10 is provided with for detecting the second not subjected to pressure region B2 composition of gases within change
Second gas detector.
Figure hollow core arrow represents media flow direction.
This utility model uses a balance corrugated tube and two work ripple pipes to form the outer laminated structure of through type, not only
There is the significant advantage that compensation dosage is big, flow resistance is low, rigidity is little, and by the setting in two not subjected to pressure regions, use gas
Composition carries out the gas detector detected, and detects balance corrugated tube and work corrugated tube, it is achieved the merit of monitoring in real time
Can, detection sensitivity is high, and being particularly well-suited to working media is poisonous, harmful and inflammable, explosive, large compensation amount, low flow resistance, little
In the tubing of displacement counter-force.
Claims (1)
1. the through type external pressure straight pipe pressure-balancing type expansion joint of a band leakage monitoring function, it is characterised in that: include import
Pipe (1), outlet (12), the first work corrugated tube (6), the second work corrugated tube (9) and balance corrugated tube (4), first
Work corrugated tube (6) is sleeved on the outside of inlet tube (1), and one end is by the port of export phase of first end ring flat-plate (14) with inlet tube
Connecting, the other end is fixing with the empty set middle ring flat-plate (15) on inlet tube to be connected, at the outside suit of the first work corrugated tube
Having an operating wave outer tube (5), one end of operating wave outer tube (5) is fixing with described middle ring flat-plate (15) to be connected, the other end be located at
The second end ring flat-plate (13) of outlet entrance point is fixing to be connected；Second work corrugated tube (9) is sleeved on outside outlet (12)
Portion, one end and the second end ring flat-plate (13) of the second work corrugated tube are fixing to be connected, the other end and empty set on outlet the
Two balance wave outer ring plates (10) are fixing to be connected, and the position being connected with outlet at the upper corresponding inlet tube of operating wave outer tube (5) is provided with
Medium passes through hole (501), and balance corrugated tube (4) is sleeved on the outside of operating wave outer tube (5), one end of balance corrugated tube (4) with
The balance wave inner ring plate (7) being located on operating wave outer tube (5) is fixing to be connected, the other end and the first balance wave being located on inlet tube
Outer ring plate (3) is fixing to be connected, and described medium is positioned at the outside of balance corrugated tube (4) by hole (501), at balance corrugated tube
(4) outer cover is equipped with balance wave outer tube (8), and one end of balance wave outer tube (8) is fixing with the second balance wave outer ring plate (10) even
Connect, the other end and the fixing connection of the first balance wave outer ring plate (3)；Between balance corrugated tube (4) and operating wave outer tube (5) and the
Forming a not subjected to pressure interval respectively between one work corrugated tube (6) and inlet tube (1), adapter ring is passed through in two not subjected to pressure intervals
Space between plate (15) with the first balance wave outer ring plate (3) is connected, and is collectively forming the first not subjected to pressure region (B1)；Second
Work corrugated tube (9), outlet (12), formation second between the second end ring flat-plate (13) and the second balance wave outer ring plate (10)
Not subjected to pressure region (B2)；First work corrugated tube (6) with operating wave outer tube (5) between and second work corrugated tube (9), put down
Forming a pressurized interval between weighing apparatus corrugated tube (4) and balance wave outer tube (8) respectively, two pressurizeds are interval by being located at operating wave
Medium on outer tube (5) is connected by hole (501) and forms pressurized zone (A)；First balance wave outer ring plate (3) is provided with use
In the first gas detector (2) detecting the first not subjected to pressure region (B1) composition of gases within change；At the second balance wave outer ring plate
(10) the second gas detector (11) for detecting the second not subjected to pressure region (B2) composition of gases within change it is provided with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620720135.XU CN205842079U (en) | 2016-07-11 | 2016-07-11 | A kind of through type external pressure straight pipe pressure-balancing type expansion joint of band leakage monitoring function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620720135.XU CN205842079U (en) | 2016-07-11 | 2016-07-11 | A kind of through type external pressure straight pipe pressure-balancing type expansion joint of band leakage monitoring function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205842079U true CN205842079U (en) | 2016-12-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620720135.XU Active CN205842079U (en) | 2016-07-11 | 2016-07-11 | A kind of through type external pressure straight pipe pressure-balancing type expansion joint of band leakage monitoring function |
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| Country | Link |
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| CN (1) | CN205842079U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106015812A (en) * | 2016-07-11 | 2016-10-12 | 洛阳双瑞特种装备有限公司 | Straight-through type external pressure straight pipe pressure balancing expansion joint with leakage monitoring function |
-
2016
- 2016-07-11 CN CN201620720135.XU patent/CN205842079U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106015812A (en) * | 2016-07-11 | 2016-10-12 | 洛阳双瑞特种装备有限公司 | Straight-through type external pressure straight pipe pressure balancing expansion joint with leakage monitoring function |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: No.88, Binhe North Road, hi tech Zone, Luoyang City, Henan Province Patentee after: CSSC Shuangrui (Luoyang) special equipment Co.,Ltd. Address before: No.88, Binhe North Road, hi tech Zone, Luoyang City, Henan Province Patentee before: LUOYANG SUNRUI SPECIAL EQUIPMENT Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |