CN211232056U - Blind plate device - Google Patents
Blind plate device Download PDFInfo
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- CN211232056U CN211232056U CN201920920426.7U CN201920920426U CN211232056U CN 211232056 U CN211232056 U CN 211232056U CN 201920920426 U CN201920920426 U CN 201920920426U CN 211232056 U CN211232056 U CN 211232056U
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- pressure
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- valve
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Abstract
The utility model discloses a blind plate device belongs to oil machinery technical field. When using the utility model provides a during the blind plate device, because the area on the surface of blind plate is greater than the area of gathering and transportation pipeline's port, can seal the port of the gathering and transportation pipeline that ultrasonic wave flow metering device will be connected with the blind plate to prevent that impurity from entering into in the gathering and transportation pipeline. Because the surface of the blind plate is provided with the first through hole, the first through hole is connected with one end of the pressure valve, the other end of the pressure valve is connected with the pressure gauge, and the pressure in the space between the valve and the blind plate can be transmitted to the pressure gauge after passing through the pressure valve, so that the pressure gauge can measure the pressure. After the manometer measures the pressure to when the pressure value that measures is great, can close pressure valve, and dismantle the manometer, later open pressure valve, with discharge pressure, make when dismantling the blind plate, there is not pressure or pressure less in the space between valve and the blind plate, thereby make and to be under construction comparatively safely.
Description
Technical Field
The utility model relates to a petroleum machinery technical field, in particular to blind plate device.
Background
The natural gas gathering and transportation pipeline is connected with a valve, and an ultrasonic flow metering device is connected behind the valve. The ultrasonic flow rate measuring device needs to be checked at regular intervals. When the ultrasonic flow metering device is verified, the valve is closed to prevent natural gas from continuing to move from the pipeline, and a port of the gathering and transporting pipeline connected with the ultrasonic flow metering device is sealed by the blind plate device to prevent impurities from entering the gathering and transporting pipeline.
In the related art, the blind plate device is a blind plate, and a port of a gathering and transportation pipeline connected with the ultrasonic flow metering device is closed by the blind plate. Since the valve may not be able to completely close the gathering pipe, after the gathering pipe is closed by the blind plate, natural gas may leak from the valve, so that a certain pressure exists in the space between the valve and the blind plate. After the ultrasonic flow metering device is verified, when the ultrasonic flow metering device is installed, the blind plate needs to be detached firstly, and then the ultrasonic flow metering device needs to be installed. Since there may be a certain pressure in the space between the valve and the blind plate, there is a certain safety risk when disassembling the blind plate.
SUMMERY OF THE UTILITY MODEL
The utility model provides a blind plate device can improve the security of being under construction when dismantling the blind plate. The technical scheme is as follows:
a blind plate device comprises a blind plate, a pressure valve and a pressure gauge;
a first through hole is formed in the surface of the blind plate and is connected with one end of the pressure valve, and the other end of the pressure valve is connected with the pressure gauge;
the area of the surface of the blind plate is larger than the area of the port of the gathering and transportation pipeline.
Optionally, the device further comprises a bifilar head;
the double-screw head is of a cylindrical structure, and the outer walls of two ends of the double-screw head are respectively provided with threads;
one end of the double-screw head is in threaded connection with the first through hole;
the other end of the double-screw head is in threaded connection with one end of the pressure valve.
Optionally, the device further comprises a monofilament;
the monofilament is first end configuration screwed tubular structure, the first end of monofilament with pressure valve threaded connection, the second end of monofilament with first through-hole welding.
Optionally, the device further comprises a flow tube;
the first end of the flow pipe is connected with the other end of the pressure valve, and the second end of the flow pipe is connected with the pressure gauge.
Optionally, a first end of the flow tube is in threaded connection with the other end of the pressure valve, and a second end of the flow tube is in threaded connection with the pressure gauge.
Optionally, the edge of the surface of the blind plate is provided with a plurality of second through holes, and the plurality of second through holes are used for being connected with the gathering and transportation pipeline.
Optionally, the apparatus further comprises a plurality of bolts;
the bolts correspond to the second through holes one to one, a flange is arranged at a port at one end of the gathering and transportation pipeline, a plurality of third through holes are formed in the flange along the circumferential direction, and the third through holes correspond to the bolts one to one;
when the blind plate device is used, each bolt of the plurality of bolts penetrates through the corresponding second through hole and penetrates through the corresponding third through hole so as to connect the blind plate device with the gathering and transportation pipeline.
Optionally, the pressure valve is a needle valve.
Optionally, the blind plate is a circular plate.
A piping system comprising any of the blind assemblies described above and a gathering pipe;
the blind plate is fixed at one end of the gathering and transportation pipeline, and the other end of the gathering and transportation pipeline is connected with a gas production pipeline.
The utility model provides a technical scheme's beneficial effect is:
when using the utility model provides a during the blind plate device, because the area on the surface of blind plate is greater than the area of the port of gathering and transportation pipeline, consequently, when carrying out the check-up with ultrasonic wave flow metering device, can seal the port of the gathering and transportation pipeline that ultrasonic wave flow metering device will be connected with the blind plate to prevent that impurity from entering into in the gathering and transportation pipeline. Because the surface of the blind plate is provided with the first through hole, the first through hole is connected with one end of the pressure valve, the other end of the pressure valve is connected with the pressure gauge, and the pressure in the space between the valve and the blind plate can be transmitted to the pressure gauge after passing through the pressure valve, so that the pressure gauge can measure the pressure. After the manometer measures the pressure to when the pressure value that measures is great, can close pressure valve, and dismantle the manometer, later open pressure valve, with discharge pressure, make when dismantling the blind plate, there is not pressure or pressure less in the space between valve and the blind plate, thereby make and to be under construction comparatively safely.
Drawings
Fig. 1 is a schematic structural diagram of a blind plate device according to an embodiment of the present invention.
Reference numerals:
1: a blind plate; 2: a pressure valve; 3: a pressure gauge; 4: double-thread head; 5: a flow tube.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.
Fig. 1 is a schematic structural diagram of a blind plate device according to an embodiment of the present invention. As shown in fig. 1, the apparatus includes: a blind plate 1, a pressure valve 2 and a pressure gauge 3.
A first through hole is formed in the surface of the blind plate 1 and connected with one end of the pressure valve 2, and the other end of the pressure valve 2 is connected with the pressure gauge 3. The surface area of the blind plate 1 is larger than the area of the end of the gathering and transportation pipe.
When using the utility model provides a during the blind plate device, because the area on the surface of blind plate is greater than the area of the port of gathering and transportation pipeline, consequently, when carrying out the check-up with ultrasonic wave flow metering device, can seal the port of the gathering and transportation pipeline that ultrasonic wave flow metering device will be connected with the blind plate to prevent that impurity from entering into in the gathering and transportation pipeline. Because the surface of the blind plate is provided with the first through hole, the first through hole is connected with one end of the pressure valve, the other end of the pressure valve is connected with the pressure gauge, and the pressure in the space between the valve and the blind plate can be transmitted to the pressure gauge after passing through the pressure valve, so that the pressure gauge can measure the pressure. After the manometer measures the pressure to when the pressure value that measures is great, can close pressure valve, and dismantle the manometer, later open pressure valve, with discharge pressure, make when dismantling the blind plate, there is not pressure or pressure less in the space between valve and the blind plate, thereby make and to be under construction comparatively safely.
In order to better transmit the pressure in the gathering and transportation pipeline to the pressure valve, in some embodiments, as shown in fig. 1, the blind plate device may further include a double-screw head 4, the double-screw head 4 has a cylindrical structure, and the outer walls of the two ends of the double-screw head 4 are respectively provided with threads. One end of the double-screw head 4 is connected with the first through hole in a threaded manner. The other end of the double-screw head 4 is connected with one end of the pressure valve 2 through screw threads.
Because the pressure in the gathering and transportation pipeline is mainly the pressure that gas exists, also there is gas in the gathering and transportation pipeline for there is pressure in the gathering and transportation pipeline, consequently, when the blind plate device includes the double-end, gas can flow to the double-end through the first through-hole on the blind plate, and flow to pressure valve department through the double-end, flow to manometer department through pressure valve, so that the manometer measures the pressure in the gathering and transportation pipeline.
In addition, in some embodiments, the blind plate device may further include a monofilament head, the monofilament head may be a cylindrical structure having a first end provided with a thread, the first end of the monofilament head is connected to the pressure valve through the thread, and a second end of the monofilament head is welded to the first through hole.
In addition, in order to make the pressure passing through the pressure valve better transmitted to the pressure gauge so that the pressure gauge can measure the pressure, in some embodiments, as shown in fig. 1, the blind plate device may further include a flow tube 5. A first end of the flow tube 5 is connected to the other end of the pressure valve 2, and a second end of the flow tube 5 is connected to a pressure gauge.
To facilitate removal of the pressure gauge and the flow tube, in some embodiments a first end of the flow tube 5 is threadedly connected to the other end of the pressure valve 2, and a second end of the flow tube 5 is threadedly connected to the pressure gauge 3.
In addition, when the blind plate is fixed on the gathering and transportation pipe, in order to facilitate the fixing, in some embodiments, the edge of the surface of the blind plate is provided with a plurality of second through holes, and the plurality of second through holes are used for being connected with the gathering and transportation pipe.
When the blind plate is provided with a plurality of second through holes, the blind plate device can also comprise a plurality of bolts. The bolts are in one-to-one correspondence with the second through holes, a flange is arranged at the port of one end of the gathering and transportation pipeline, a plurality of third through holes are formed in the flange along the circumferential direction, and the third through holes are in one-to-one correspondence with the bolts. When the blind plate device is used, each bolt in the plurality of bolts penetrates through the corresponding second through hole and penetrates through the corresponding third through hole so as to connect the blind plate device with the gathering and transportation pipeline.
In addition, in order to enable a more precise control of the pressure discharge when the pressure in the collecting and transporting pipe is released through the pressure valve, in some embodiments, the pressure valve 2 may be a needle valve.
Of course, the pressure valve may also be other valves, for example, a butterfly valve, a ball valve, etc., and the embodiment of the present invention is not limited herein.
In addition, since the gathering pipe is a circular pipe, in order to match the blind plate with the gathering pipe, the blind plate 1 may be a circular plate in some embodiments.
Of course, the blind plate 1 may also be a plate with other shapes, such as a square plate, and the embodiment of the present invention is not limited herein.
A pipeline system comprising a blind assembly as described above and a gathering pipeline. The blind plate is fixed at one end of the gathering and transportation pipeline, and the other end of the gathering and transportation pipeline is connected with the gas production pipeline.
The embodiment of the utility model provides a following is to the use of the blind plate device that provides does concrete description:
use the embodiment of the utility model provides a during blind plate device, fix the blind plate in the one end of gathering and transportation pipeline to be connected the first through-hole on the blind plate through double-end or single-end and pressure valve's one end, be connected pressure valve's the other end through the flow pipe with the manometer, and keep pressure valve for the open mode. When pressure exists in the gathering and transportation pipeline, the pressure in the gathering and transportation pipeline can be transmitted to the pressure gauge through the pressure valve, so that the pressure gauge can measure the pressure. When the blind plate device needs to be disassembled, the ultrasonic flow metering device is installed, and the pressure gauge measures that large pressure exists in the gathering and transportation pipeline, the pressure valve is closed, the pressure gauge is disassembled from the blind plate device, and then the pressure valve is opened again, so that the pressure in the gathering and transportation pipeline is discharged through the pressure valve. After a certain period of time of discharge, the blind plate device can be removed and the ultrasonic flow metering device can be installed. Because the pressure in the gathering and transportation pipeline is discharged, when the blind plate device is disassembled, no pressure exists in the gathering and transportation pipeline, and the construction is safer.
Additionally, use the embodiment of the utility model provides a during blind plate device, fix the blind plate in the one end of gathering and transportation pipeline to be connected the first through-hole on the blind plate through double-end or single-end and pressure valve's one end, be connected pressure valve's the other end through the flow pipe and the manometer, and keep pressure valve for off-state. When the blind plate device is required to be disassembled and the ultrasonic flow metering device is installed, the pressure valve is opened, and the pressure in the gathering and transportation pipeline can be transmitted to the pressure gauge through the pressure valve, so that the pressure gauge can measure the pressure. If the pressure gauge measures a larger pressure value, at the moment, the pressure valve is closed, the pressure gauge is detached from the blind plate device, and then the pressure valve is opened again, so that the pressure in the gathering and transportation pipeline is discharged through the pressure valve. After a certain period of time of discharge, the blind plate device can be removed and the ultrasonic flow metering device can be installed. If the pressure value is not measured to the manometer or the pressure value is less, alright demolish the blind plate device from gathering pipeline directly, install ultrasonic flow metering device. Because the pressure in the gathering and transportation pipeline is discharged or the pressure in the gathering and transportation pipeline is small, the construction is safer when the blind plate device is disassembled.
It should be noted that the pressure in the gathering line mentioned above refers to the pressure of the gas in the space between the valve and the blind plate.
When using the utility model provides a during the blind plate device, because the area on the surface of blind plate is greater than the area of the port of gathering and transportation pipeline, consequently, when carrying out the check-up with ultrasonic wave flow metering device, can seal the port of the gathering and transportation pipeline that ultrasonic wave flow metering device will be connected with the blind plate to prevent that impurity from entering into in the gathering and transportation pipeline. Because the surface of the blind plate is provided with the first through hole, the first through hole is connected with one end of the pressure valve, the other end of the pressure valve is connected with the pressure gauge, and the pressure in the space between the valve and the blind plate can be transmitted to the pressure gauge after passing through the pressure valve, so that the pressure gauge can measure the pressure. After the manometer measures the pressure to when the pressure value that measures is great, can close pressure valve, and dismantle the manometer, later open pressure valve, with discharge pressure, make when dismantling the blind plate, there is not pressure or pressure less in the space between valve and the blind plate, thereby make and to be under construction comparatively safely.
To sum up, the preferred embodiment of the present invention is only, not intended to limit the present invention, any modification, equivalent replacement, improvement, etc. within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. A blind plate device is characterized by comprising a blind plate (1), a pressure valve (2), a pressure gauge (3) and a double-screw head (4);
the surface of the blind plate (1) is provided with a first through hole, the double-screw heads (4) are of a cylindrical structure, the outer walls of two ends of each double-screw head (4) are respectively provided with threads, one end of each double-screw head (4) is in threaded connection with the first through hole, the other end of each double-screw head (4) is in threaded connection with one end of the pressure valve (2), and the other end of the pressure valve (2) is connected with the pressure gauge (3);
the area of the surface of the blind plate (1) is larger than that of the port of the gathering and transportation pipeline.
2. The blind apparatus of claim 1 wherein the apparatus further comprises a monofilament end;
the single-screw head is of a cylindrical structure with a first end provided with threads, the first end of the single-screw head is in threaded connection with the pressure valve, and a second end of the single-screw head is welded with the first through hole.
3. Blind apparatus according to claim 1, characterised in that the apparatus further comprises a flow tube (5);
the first end of the flow pipe (5) is connected with the other end of the pressure valve (2), and the second end of the flow pipe (5) is connected with the pressure gauge.
4. Blind flange device according to claim 3, characterized in that the first end of the flow tube (5) is screwed to the other end of the pressure valve (2) and the second end of the flow tube (5) is screwed to the pressure gauge (3).
5. The blind apparatus of claim 1 wherein the edges of the surface of said blind are formed with a second plurality of through holes for connection to said gathering pipe.
6. The blind apparatus of claim 5 wherein said apparatus further comprises a plurality of bolts;
the bolts correspond to the second through holes one to one, a flange is arranged at a port at one end of the gathering and transportation pipeline, a plurality of third through holes are formed in the flange along the circumferential direction, and the third through holes correspond to the bolts one to one;
when the blind plate device is used, each bolt of the plurality of bolts penetrates through the corresponding second through hole and penetrates through the corresponding third through hole so as to connect the blind plate device with the gathering and transportation pipeline.
7. Blind arrangement according to claim 1, characterized in that the pressure valve (2) is a needle valve.
8. Blind arrangement according to claim 1, characterized in that the blind (1) is a circular plate.
9. A pipeline system comprising a blind assembly according to any one of claims 1 to 8 and a gathering pipeline;
the blind plate is fixed at one end of the gathering and transportation pipeline, and the other end of the gathering and transportation pipeline is connected with a gas production pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920920426.7U CN211232056U (en) | 2019-06-18 | 2019-06-18 | Blind plate device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920920426.7U CN211232056U (en) | 2019-06-18 | 2019-06-18 | Blind plate device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211232056U true CN211232056U (en) | 2020-08-11 |
Family
ID=71929670
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920920426.7U Active CN211232056U (en) | 2019-06-18 | 2019-06-18 | Blind plate device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211232056U (en) |
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2019
- 2019-06-18 CN CN201920920426.7U patent/CN211232056U/en active Active
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