CN207649699U - A kind of high pressure dismounts flowmeter structure online - Google Patents
A kind of high pressure dismounts flowmeter structure online Download PDFInfo
- Publication number
- CN207649699U CN207649699U CN201721844061.1U CN201721844061U CN207649699U CN 207649699 U CN207649699 U CN 207649699U CN 201721844061 U CN201721844061 U CN 201721844061U CN 207649699 U CN207649699 U CN 207649699U
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- China
- Prior art keywords
- fixed plate
- slide bar
- bar fixed
- slip pipe
- sealing shroud
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Abstract
The utility model discloses a kind of high pressures to dismount flowmeter structure online, including gauge outfit, displacement slip pipe is installed below the gauge outfit, slide bar fixed plate is installed on the displacement slip pipe, nut of going forward side by side above the slide bar fixed plate locks it, it is provided with sealing shroud below the slide bar fixed plate, the sealing shroud external stability is connected with screw rod fixed plate, perforative trapezoidal screw up and down is provided in the screw rod fixed plate, the trapezoidal screw upper end is by being threaded into the slide bar fixed plate.Advantageous effect is：By adding the trapezoidal screw, the slide bar fixed plate is locked, to prevent operator when the connection bolt between the slide bar fixed plate and the sealing shroud is dismantled in non-pressure release in advance, high-pressure medium pops up the slide bar fixed plate outward；By the way that the pressure relief ball valve is arranged, the high-pressure medium retained between the outer tube and the displacement slip pipe discharges, to avoid that safety accident occurs.
Description
Technical field
The utility model is related to dismount flowmeter field online, and in particular to a kind of high pressure dismounts flowmeter knot online
Structure.
Background technology
When being conveyed to medium by pipeline, it usually needs be mounted on linear flow rate meter on pipeline to being conveyed in pipeline
Medium carry out flow monitoring, to ensure the safe transport of medium.
Applicants have discovered that at least there is following technical problem in the prior art：It is situated between to high pressure using the online flowmeter of target formula
When matter is monitored, when flowmeter needs detachable maintaining, after turning off high-pressure ball valve, flowmeter often still has pressure in inner cavity
Power, after the slide bar fixed plate at the top of displacement slip pipe is released, the pressure in flowmeter inner cavity can quickly discharge outward, cause to slide
Bar fixed plate outside fly bomb under the percussion of pressure, and then cause safety accident, while the pressure medium rapidly discharged is such as
Fruit, which is high-temperature steam or toxic gas, can also damage neighbouring operating personnel.
Utility model content
The purpose of this utility model is that provide a kind of high pressure to solve the above-mentioned problems dismounts flowmeter knot online
Structure, to solve, in repair demolition, the pressure in flowmeter inner cavity can fix slide bar the online flowmeter of target formula in the prior art
Plate pops up outward, causes the technical problems such as safety accident.Preferred technical side in many technical solutions provided by the utility model
Case has：By adding the trapezoidal screw between the slide bar fixed plate and the sealing shroud, the slide bar is avoided to fix
After release, outward bullet flies high-pressure medium plate, while the pressure relief ball valve is added on the outer tube, in flowmeter
Chamber carries out pressure release, when avoiding dismounting, the excessively high technique effect of flowmeter internal pressure, and elaboration as detailed below.
To achieve the above object, the utility model provides following technical scheme：
A kind of high pressure provided by the utility model dismounts flowmeter structure, including gauge outfit online, is installed below the gauge outfit
Have displacement slip pipe, slide bar fixed plate be installed on the displacement slip pipe, go forward side by side above the slide bar fixed plate nut to its into
Row locking, the slide bar fixed plate lower section are provided with sealing shroud, and the sealing shroud external stability is connected with screw rod fixed plate, described
Perforative trapezoidal screw up and down is provided in screw rod fixed plate, the trapezoidal screw upper end is fixed by being threaded into the slide bar
In plate, and the side of the slide bar fixed plate is provided with Top fastening screw, can be locked to the trapezoidal screw；The screw rod
Horizontal slots are provided in the middle part of fixed plate, screw rod travelling nut passes through the notch to be mounted on the trapezoidal screw, described trapezoidal
Screw rod lower end is provided with screw rod protecting tube, the trapezoidal screw can be wrapped in, it is protected；
The lower end of the sealing shroud is welded with outer tube, can be protected to the displacement slip pipe；Outside the outer tube
Side is equipped with pressure relief ball valve, and the air inlet of the pressure relief ball valve stretches into the cavity between the displacement slip pipe and the outer tube
It is interior；
The bottom of the displacement slip pipe is equipped with flow sensor, and transition connection is provided on the outside of the flow sensor
Part, can increase the protection length to the flow sensor, and elastomer connector is mounted on institute by the transition piece
It states on the outside of flow sensor, is protected to carry out secondary lengthening to the flow sensor, the lower section of the elastomer connector
It is provided with overload pipe, the flow sensor bottom is equipped with target piece, and the upstream face of the target piece is provided with extended type overload gear
Plate；
It is provided with flange pup joint on the outside of the overload pipe, high pressure is installed between the flange pup joint and the outer tube
Ball valve.
Flowmeter structure is dismounted using a kind of above-mentioned high pressure online, is passed through between the slide bar fixed plate and the sealing shroud
Bolt is locked, while the trapezoidal screw is fixedly connected across the screw rod fixed plate with the slide bar fixed plate, when connection institute
It states after the bolt between slide bar fixed plate and the sealing shroud is removed, under the action of the trapezoidal screw, the slide bar is solid
Fixed board remains attached to together with the sealing shroud, can so prevent the high-pressure medium in flowmeter that the slide bar fixed plate is outside
Pop-up to which safety when ensureing flowmeter dismounting need to first close the high-pressure ball valve before dismounting, then opens described let out
Pressure ball valve makes the pressure retained between the displacement slip pipe and the outer tube be slowly discharged through the pressure relief ball valve, described to let out
The venting duration of pressure ball valve is generally 2-3 minutes, when venting duration is more than still to be unable to reach complete decompression in 5 minutes, you can
Judge the high-pressure ball valve damage or do not completely close, the dismounting of flowmeter should be stopped at this time, after removing barriers, then row dismounting
Work, tears open after the pressure relief ball valve pressure release, then by the connection bolt between the slide bar fixed plate and the sealing shroud
It removes, then rotates the screw rod travelling nut, the trapezoidal screw is made to move up, the slide bar fixed plate is slowly pushed up upwards
Go out, to ensure safety when flowmeter dismounting again.
Preferably, being provided with location hole in the slide bar fixed plate, the sealing shroud and the slide bar can be fixed
The installation direction of plate is positioned.
Preferably, being bolted between the slide bar fixed plate and the sealing shroud.
Preferably, the screw rod fixed plate is by being threadably mounted in the outer circle of the sealing shroud, and it is being threadedly coupled
The two is fixed together by end face using welding manner.
Preferably, the trapezoidal screw is parallel to the displacement slip pipe.
Preferably, the endoporus of the outer tube is more than the outer diameter of the displacement slip pipe.
Preferably, the transition piece is connect with the displacement slip pipe using inside and outside welding manner.
Preferably, the semi-circular tube that the extended type overload baffle is 1/4, and extended type overload baffle upper end and institute
Overload pipe welding is stated, lower end is fixedly connected by bolt with the target piece.
Advantageous effect is：1, the utility model locks the slide bar fixed plate by adding the trapezoidal screw
Tightly, to prevent operator from dismantling the connection bolt between the slide bar fixed plate and the sealing shroud in advance in non-pressure release
When, high-pressure medium pops up the slide bar fixed plate outward；
2, by the way that the pressure relief ball valve, the high-pressure medium retained between the outer tube and the displacement slip pipe is arranged
It is discharged, to avoid that safety accident occurs.
Description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, other drawings may also be obtained based on these drawings.
Fig. 1 is the front view of the utility model；
Fig. 2 is the partial enlarged view in the utility model Fig. 1；
Fig. 3 is the slide bar fixed plate structure enlarged drawing of the utility model.
The reference numerals are as follows：
1, gauge outfit；2, it goes forward side by side nut；3, slide bar fixed plate；31, Top fastening screw；32, location hole；4, screw rod fixed plate；41、
Screw rod travelling nut；5, sealing shroud；6, pressure relief ball valve；7, screw rod protecting tube；8, displacement slip pipe；9, trapezoidal screw；10, flow passes
Sensor；11, outer tube；12, transition piece；13, elastomer connector；14, flange pup joint；15, extended type overloads baffle；
16, target piece；17, overload pipe；18, high-pressure ball valve.
Specific implementation mode
It, below will be to the technology of the utility model to keep the purpose of this utility model, technical solution and advantage clearer
Scheme is described in detail.Obviously, the described embodiments are only a part of the embodiments of the utility model, rather than all
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not before making creative work
Obtained all other embodiment is put, the range that the utility model is protected is belonged to.
Shown in Fig. 1-Fig. 3, the utility model provides a kind of high pressure and dismounts flowmeter structure, including gauge outfit 1 online,
1 lower section of gauge outfit is equipped with displacement slip pipe 8, and slide bar fixed plate 3 is equipped on displacement slip pipe 8, spiral shell of going forward side by side above slide bar fixed plate 3
Mother 2 locks it, and 3 lower section of slide bar fixed plate is provided with sealing shroud 5, and 5 external stability of sealing shroud is connected with screw rod fixed plate
4, it is provided with perforative trapezoidal screw 9 up and down in screw rod fixed plate 4, trapezoidal screw 9 is oriented to by screw rod fixed plate 4,
9 upper end of trapezoidal screw is by being threaded into slide bar fixed plate 3, and the side of slide bar fixed plate 3 is provided with Top fastening screw 31, energy
It is enough that trapezoidal screw 9 is locked；4 middle part of screw rod fixed plate is provided with horizontal slots, and screw rod travelling nut 41 passes through the notch
On trapezoidal screw 9,9 lower end of trapezoidal screw is provided with screw rod protecting tube 7, trapezoidal screw 9 can be wrapped in, to it
It is protected；
The lower end of sealing shroud 5 is welded with outer tube 11, can be protected to displacement slip pipe 8；11 outside installation of outer tube
There are pressure relief ball valve 6, the air inlet of pressure relief ball valve 6 to stretch into the cavity between displacement slip pipe 8 and outer tube 11；
The bottom of displacement slip pipe 8 is equipped with flow sensor 10, and 10 outside of flow sensor is provided with transition piece 12,
The protection length of flow sensor 10 can be increased, elastomer connector 13 is mounted on flow sensing by transition piece 12
10 outside of device, to which flow sensor 10 carries out secondary lengthening protection, the lower section of elastomer connector 13 is provided with overload pipe
17, regime of elastic deformation when overload pipe 17 is measured for limit target piece 16, prevent from deforming it is excessive cause to damage, flow sensor
10 bottoms are equipped with target piece 16, and the upstream face of target piece 16 is provided with extended type overload baffle 15；
The outside of overload pipe 17 is provided with flange pup joint 14, and high-pressure ball valve is equipped between flange pup joint 14 and outer tube 11
18。
Preferably, location hole 32 is provided in slide bar fixed plate 3, it can be to the installation of sealing shroud 5 and slide bar fixed plate 3
Direction is positioned, so set, convenient for reducing the difficulty of processing of slide bar fixed plate 33 and sealing shroud 54, convenient for by positioning
Installation bolt in hole 32 carries out orientation restriction, to ensure target piece 16 towards upstream face, together to slide bar fixed plate 3 and sealing shroud 5
When facilitate being rapidly assembled and disassembled for slide bar fixed plate 33 and sealing shroud 54.
It is bolted between slide bar fixed plate 3 and sealing shroud 5, so set, convenient dismantle sealing shroud 5.
Screw rod fixed plate 4 uses welding manner by being threadably mounted in the outer circle of sealing shroud 5, and being threadedly coupled end face
Both the two is fixed together, so set, not only can guarantee the concentricity that screw rod fixed plate 4 is connect with sealing shroud 5, but also can make
It is fixed together.
Trapezoidal screw 9 is parallel to displacement slip pipe 8, so set, convenient for when rotating screw rod travelling nut 41, trapezoidal screw
9 eject slide bar fixed plate 3 along displacement slip pipe 8 upwards.
The endoporus of outer tube 11 is more than the outer diameter of displacement slip pipe 8, so set, convenient for passing through outer tube 11 to displacement slip pipe
8 are protected, while preventing 11 endoporus of outer tube from rubbing with 8 outer surface of displacement slip pipe.
Transition piece 12 is connect with displacement slip pipe 8 using inside and outside welding manner, so set, convenient for ensureing transition connection
The leakproofness of part 12 and 8 connecting portion of displacement slip pipe avoids the outside in transition piece 12 from installing sealing ring, while can shorten
The length of displacement slip pipe 8 improves bonding strength.
Extended type overloads the semi-circular tube that baffle 15 is 1/4, so set, flow field of the fluid to target piece 16 is neither influenced,
Solution overload problem caused by the lengthening of target piece 16 causes stress excessive is played, and extended type overload 15 upper end of baffle is managed with overload
17 welding, lower end is fixedly connected by bolt with target piece 16.
Using the above structure, it is locked by bolt between slide bar fixed plate 3 and sealing shroud 5, while trapezoidal screw 9 passes through spiral shell
Bar fixed plate 4 is fixedly connected with slide bar fixed plate 3, after the bolt between connection slide bar fixed plate 3 and sealing shroud 5 is removed,
Under the action of trapezoidal screw 9, slide bar fixed plate 3 remains attached to together with sealing shroud 5, can so prevent the high pressure in flowmeter
Medium pops up slide bar fixed plate 3 outward, to which safety when ensureing flowmeter dismounting need to first close high pressure before dismounting
Ball valve 18, then pressure relief ball valve 6 is opened, so that the pressure retained between displacement slip pipe 8 and outer tube 11 is slowly arranged through pressure relief ball valve 6
Go out, the venting duration of pressure relief ball valve 6 is generally 2-3 minutes, when venting duration is more than still to be unable to reach complete decompression in 5 minutes
When, you can judge the damage of high-pressure ball valve 18 or do not completely close, the dismounting of flowmeter should be stopped at this time, after removing barriers, then
Row dismantlement work, after 6 pressure release of pressure relief ball valve, then by the connection disassembling bolts between slide bar fixed plate 3 and sealing shroud 5,
Then rotation screw rod travelling nut 41, makes trapezoidal screw 9 move up, the slowly ejection upwards by slide bar fixed plate 3, to again
Ensure safety when flowmeter dismounting.
Above description is only a specific implementation of the present invention, but the scope of protection of the utility model is not limited to
In this, any one skilled in the art within the technical scope disclosed by the utility model, can readily occur in variation
Or replace, it should be covered within the scope of the utility model.Therefore, the scope of protection of the utility model should be with the power
Subject to the protection domain that profit requires.
Claims (8)
1. a kind of high pressure dismounts flowmeter structure, including gauge outfit (1) online, it is characterised in that：It is equipped with below the gauge outfit (1)
Displacement slip pipe (8) is equipped with slide bar fixed plate (3) on the displacement slip pipe (8), goes forward side by side above the slide bar fixed plate (3)
Nut (2) locks it, and sealing shroud (5) is provided with below the slide bar fixed plate (3), and the sealing shroud (5) is external solid
Surely it is connected with screw rod fixed plate (4), perforative trapezoidal screw (9) up and down is provided on the screw rod fixed plate (4), it is described trapezoidal
Screw rod (9) upper end is by being threaded into the slide bar fixed plate (3), and the side of the slide bar fixed plate (3) is provided with top
Tight screw (31), can lock the trapezoidal screw (9)；Horizontal slots are provided in the middle part of the screw rod fixed plate (4),
Screw rod travelling nut (41) passes through the notch to be mounted on the trapezoidal screw (9), and trapezoidal screw (9) lower end is provided with spiral shell
Bar protecting tube (7), the trapezoidal screw (9) can be wrapped in, it is protected；
The lower end of the sealing shroud (5) is welded with outer tube (11), can be protected to the displacement slip pipe (8)；It is described outer
Pressure relief ball valve (6) is installed on the outside of casing (11), the air inlet of the pressure relief ball valve (6) stretches into the displacement slip pipe (8) and institute
It states in the cavity between outer tube (11)；
The bottom of the displacement slip pipe (8) is equipped with flow sensor (10), is provided on the outside of the flow sensor (10)
Connector (12) is crossed, the protection length to the flow sensor (10) can be increased, elastomer connector (13) passes through described
Transition piece (12) is mounted on the outside of the flow sensor (10), to carry out secondary add to the flow sensor (10)
It is long to protect, overload pipe (17), flow sensor (10) the bottom installation are provided with below the elastomer connector (13)
There are target piece (16), the upstream face of the target piece (16) to be provided with extended type overload baffle (15)；
Be provided with flange pup joint (14) on the outside of overload pipe (17), the flange pup joint (14) and the outer tube (11) it
Between high-pressure ball valve (18) is installed.
2. a kind of high pressure dismounts flowmeter structure online according to claim 1, it is characterised in that：The slide bar fixed plate
(3) it is provided with location hole (32) on, the installation direction of the sealing shroud (5) and the slide bar fixed plate (3) can be determined
Position.
3. a kind of high pressure dismounts flowmeter structure online according to claim 1, it is characterised in that：The slide bar fixed plate
(3) it is bolted between the sealing shroud (5).
4. a kind of high pressure dismounts flowmeter structure online according to claim 1, it is characterised in that：The screw rod fixed plate
(4) by being threadably mounted in the outer circle of the sealing shroud (5), and the two is fixed using welding manner being threadedly coupled end face
Together.
5. a kind of high pressure dismounts flowmeter structure online according to claim 1, it is characterised in that：The trapezoidal screw (9)
It is parallel to the displacement slip pipe (8).
6. a kind of high pressure dismounts flowmeter structure online according to claim 1, it is characterised in that：The outer tube (11)
Endoporus is more than the outer diameter of the displacement slip pipe (8).
7. a kind of high pressure dismounts flowmeter structure online according to claim 1, it is characterised in that：The transition piece
(12) it is connect using inside and outside welding manner with the displacement slip pipe (8).
8. a kind of high pressure dismounts flowmeter structure online according to claim 1, it is characterised in that：The extended type overload gear
The semi-circular tube that plate (15) is 1/4, and extended type overload baffle (15) upper end and overload pipe (17) welding, lower end passes through
Bolt is fixedly connected with the target piece (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721844061.1U CN207649699U (en) | 2017-12-26 | 2017-12-26 | A kind of high pressure dismounts flowmeter structure online |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721844061.1U CN207649699U (en) | 2017-12-26 | 2017-12-26 | A kind of high pressure dismounts flowmeter structure online |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207649699U true CN207649699U (en) | 2018-07-24 |
Family
ID=62878944
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721844061.1U Expired - Fee Related CN207649699U (en) | 2017-12-26 | 2017-12-26 | A kind of high pressure dismounts flowmeter structure online |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207649699U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109461624A (en) * | 2018-12-29 | 2019-03-12 | 天津燃洁斯工业设备有限公司 | A kind of liftable pressure switch pipeline connecting device |
| CN114263750A (en) * | 2021-12-21 | 2022-04-01 | 九江恒通自动控制器有限公司 | Portable electric air door with flow sensing function |
-
2017
- 2017-12-26 CN CN201721844061.1U patent/CN207649699U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109461624A (en) * | 2018-12-29 | 2019-03-12 | 天津燃洁斯工业设备有限公司 | A kind of liftable pressure switch pipeline connecting device |
| CN114263750A (en) * | 2021-12-21 | 2022-04-01 | 九江恒通自动控制器有限公司 | Portable electric air door with flow sensing function |
| CN114263750B (en) * | 2021-12-21 | 2023-05-19 | 九江恒通自动控制器有限公司 | Conveniently-installed electric air door with flow sensing function |
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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: 20180724 Termination date: 20181226 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |