CN213543677U - Orifice plate flowmeter convenient to change flow orifice plate - Google Patents
Orifice plate flowmeter convenient to change flow orifice plate Download PDFInfo
- Publication number
- CN213543677U CN213543677U CN202022975059.6U CN202022975059U CN213543677U CN 213543677 U CN213543677 U CN 213543677U CN 202022975059 U CN202022975059 U CN 202022975059U CN 213543677 U CN213543677 U CN 213543677U
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- flange
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- orifice plate
- right flange
- flowmeter
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Abstract
The utility model discloses a pore plate flowmeter convenient for replacing a flow pore plate, which relates to the structure field of pore plate flowmeters and comprises a left flange, a right flange, pressure taking pipes respectively arranged on the left flange and the right flange and a pore plate arranged between the left flange and the right flange, wherein the left flange and the right flange are fixed through a plurality of concentric jackscrews, and a clamping and fixing device is arranged between the bottoms of the left flange and the right flange; the clamping fixing device comprises a left fixing plate welded to the bottom of the left flange, a right fixing plate welded to the bottom of the right flange, a left fixing plate and a right fixing plate are parallel to each other, mounting grooves are formed in one opposite sides of the left fixing plate and the right fixing plate respectively, a connecting plate is inserted into the mounting grooves, and a detachable jacking device is mounted on the connecting plate. Through the utility model discloses an orifice plate flowmeter is through the clamping fixing device of the dismouting of being convenient for, can be convenient for the change of orifice plate in the orifice plate flowmeter.
Description
Technical Field
The utility model relates to an orifice plate flowmeter structure field, in particular to orifice plate flowmeter convenient to change flow orifice plate.
Background
The orifice plate flowmeter is a high-range-ratio differential pressure flow device formed by matching an orifice plate with a multi-parameter differential pressure transmitter (a differential pressure transmitter, a temperature transmitter or a pressure transmitter), and can measure the flow of gas, steam, liquid and natural gas. The method is widely applied to process control and measurement in the fields of petroleum, chemical industry, metallurgy, electric power, heat supply, water supply and the like. The orifice plate flowmeter is widely applied to the fields of coal, chemical industry, traffic, construction, light textile, food, medicine, agriculture, environmental protection and the like.
Because the pore plate needs to be dismantled and changed in the orifice plate flowmeter, consequently need guarantee the leakproofness of orifice plate and both sides flange, otherwise cause the interior fluid of pipeline to reveal easily and flow measurement result is inaccurate.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide an orifice plate flowmeter convenient to change flow orifice plate, the orifice plate of solving current orifice plate flowmeter dismantles the inconvenient problem of installation.
In order to solve the technical problem, the utility model discloses a technical scheme does:
a pore plate flowmeter convenient for replacing a flow pore plate comprises a left flange, a right flange, pressure sampling pipes respectively arranged on the left flange and the right flange, and a pore plate arranged between the left flange and the right flange, wherein the left flange and the right flange are fixed through a plurality of concentric jackscrews, and a clamping and fixing device is arranged between the bottoms of the left flange and the right flange;
the clamping fixing device comprises a left fixing plate welded to the bottom of the left flange, a right fixing plate welded to the bottom of the right flange, a left fixing plate and a right fixing plate are parallel to each other, mounting grooves are formed in one opposite sides of the left fixing plate and the right fixing plate respectively, a connecting plate is inserted into the mounting grooves, and a detachable jacking device is mounted on the connecting plate.
Preferably, a mounting gasket is sleeved between the concentric jackscrew and the left flange and between the concentric jackscrew and the right flange respectively.
Preferably, the jacking device comprises a plurality of jacking bolts in threaded connection with the connecting plate and a jacking plate arranged above the connecting plate and in threaded connection with the jacking bolts.
Preferably, the left flange and the right flange are sleeved with heat insulation layers.
Adopt above-mentioned technical scheme, through the utility model discloses a orifice plate flowmeter is through the clamping fixing device of the dismouting of being convenient for, and the change of orifice plate in the orifice plate flowmeter of can being convenient for need not all take off a plurality of concentric jackscrews between left flange and the right flange, prevents that the later stage from causing the not good problem of seal between orifice plate and left flange and the right flange because concentric jackscrew corresponds inaccurately, reduces the installation degree of difficulty to the change maintenance of the orifice plate of being convenient for.
Drawings
FIG. 1 is a schematic structural view in one direction of the present invention;
fig. 2 is a schematic structural view in another direction of the present invention.
In the figure, 1-left flange, 2-right flange, 3-pore plate, 4-concentric jackscrew, 5-pressure sampling pipe, 6-left fixing plate, 7-right fixing plate, 8-connecting plate, 9-tightening bolt and 10-tightening plate.
Detailed Description
The following describes the present invention with reference to the accompanying drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features related to the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
As shown in fig. 1 and 2, the orifice plate flowmeter convenient for replacing the flow orifice plate comprises a left flange 1, a right flange 2, a pressure sampling pipe 5 respectively arranged on the left flange 1 and the right flange 2, and an orifice plate 3 arranged between the left flange 1 and the right flange 2, wherein the left flange 1 and the right flange 2 are fixed through a plurality of concentric jackscrews 4, and a clamping and fixing device is arranged between the bottoms of the left flange 1 and the right flange 2;
the clamping fixing device comprises a left fixing plate 6 welded to the bottom of the left flange 1, a right fixing plate 7 welded to the bottom of the right flange 2, the left fixing plate 6 and the right fixing plate 7 are parallel, mounting grooves are formed in one sides, opposite to the left fixing plate 6 and the right fixing plate 7, of the left fixing plate 6 respectively, a connecting plate 8 is inserted into the mounting grooves, and a detachable jacking device is mounted on the connecting plate 8.
When the pressure measuring device is used, the pore plate 3 is clamped between the left flange 1 and the right flange 2 through the concentric jackscrews 4, the jacking device on the connecting plate 8 is jacked to ensure the installation stability and the tightness of the pressure measuring device, the pressure measuring pipe 5 is used for measuring the pressure of fluid passing through two sides of the pore plate 3, and the flow value of the fluid in the measuring pipeline is obtained after the fluid is calculated and processed by the external differential pressure transmitter; when the pore plate 3 needs to be maintained and replaced, the concentric jackscrews 4 are unscrewed, so that a disassembly space of the pore plate 3 is reserved between the left flange 1 and the right flange 2, the jacking device on the connecting plate 8 is taken down, the connecting plate 8 is drawn out, so that a space for taking out and putting in the pore plate 3 is reserved between the left fixing plate 6 and the right fixing plate 7, the pore plate 3 is taken out, a new pore plate 3 is loaded, the connecting plate 8 is inserted again, and the jacking device is screwed.
Through the utility model discloses a orifice plate flowmeter is through the clamping fixing device of the dismouting of being convenient for, and the change of orifice plate 3 in the orifice plate flowmeter of can being convenient for need not all to take off a plurality of concentric jackscrews 4 between left flange 1 and the right flange 2, prevents that the later stage from causing the not good problem of seal between orifice plate 3 and left flange 1 and the right flange 2 because concentric jackscrews 4 correspond inaccurately, reduces the installation degree of difficulty to the change maintenance of the orifice plate 3 of being convenient for.
In order to guarantee installation stability and leakproofness between concentric jackscrew 4 and left flange 1 and the right flange 2, it is equipped with the mounting pad to overlap respectively between concentric jackscrew 4 and left flange 1 and the right flange 2, can play effectual stability and sealed effect.
Specifically, the jacking device comprises a plurality of jacking bolts 9 in threaded connection with the connecting plate 8 and a jacking plate 10 arranged above the connecting plate 8 and in threaded connection with the jacking bolts 9, under the screwing action of the jacking bolts 9, the jacking plate 10 can be jacked between the left flange 1 and the right flange 2, the connection stability between the left flange 1 and the right flange 2 and the sealing performance between the left flange 1 and the right flange 2 are further improved, when the pore plate 3 needs to be replaced, the concentric jackscrews 4 between the left flange 1 and the right flange 2 are unscrewed, the jacking bolts 9, the jacking plate 10 and the connecting plate 8 are taken out of the pore plate 3, the concentric jackscrews 4 between the left flange 1 and the right flange 2 do not need to be taken down completely, and the later-stage installation alignment screwing is not facilitated after the screwing down.
In order to promote the utility model discloses an application scope, the 2 overcoat of left flange 1 and right flange is equipped with the insulating layer, and when the fluid of transmission was the high temperature medium in the pipeline, under the effect of insulating layer, can prevent the damage of high temperature medium to detecting components and parts, further promotes the utility model discloses an extensive suitability.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the invention, and the scope of the invention is to be accorded the full scope of the claims.
Claims (4)
1. The utility model provides an orifice plate flowmeter convenient to change flow orifice plate which characterized in that: the pressure tapping pipe comprises a left flange (1), a right flange (2), a pressure tapping pipe (5) respectively arranged on the left flange (1) and the right flange (2), and a pore plate (3) arranged between the left flange (1) and the right flange (2), wherein the left flange (1) and the right flange (2) are fixed through a plurality of concentric jackscrews (4), and a clamping and fixing device is arranged between the bottoms of the left flange (1) and the right flange (2);
clamping fixing device including respectively with left flange (1) bottom welding has left fixed plate (6), right flange (2) bottom welding has right fixed plate (7), left side fixed plate (6) and right fixed plate (7) parallel, the mounting groove has been seted up respectively to left side fixed plate (6) and right fixed plate (7) one side relatively, the mounting groove interpolation is equipped with connecting plate (8), install on connecting plate (8) and to dismantle and get tight device in top.
2. The orifice flowmeter facilitating flow orifice plate replacement of claim 1, wherein: and mounting gaskets are respectively sleeved between the concentric jackscrew (4) and the left flange (1) and between the concentric jackscrew and the right flange (2).
3. The orifice flowmeter facilitating flow orifice plate replacement of claim 1, wherein: the jacking device comprises a plurality of jacking bolts (9) in threaded connection with the connecting plate (8) and a jacking plate (10) arranged above the connecting plate (8) and in threaded connection with the jacking bolts (9).
4. The orifice flowmeter facilitating flow orifice plate replacement of claim 1, wherein: and heat insulation layers are sleeved outside the left flange (1) and the right flange (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022975059.6U CN213543677U (en) | 2020-12-09 | 2020-12-09 | Orifice plate flowmeter convenient to change flow orifice plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022975059.6U CN213543677U (en) | 2020-12-09 | 2020-12-09 | Orifice plate flowmeter convenient to change flow orifice plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213543677U true CN213543677U (en) | 2021-06-25 |
Family
ID=76485483
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022975059.6U Expired - Fee Related CN213543677U (en) | 2020-12-09 | 2020-12-09 | Orifice plate flowmeter convenient to change flow orifice plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213543677U (en) |
-
2020
- 2020-12-09 CN CN202022975059.6U patent/CN213543677U/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: 20210625 Termination date: 20211209 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |