CN220960243U - Underground gas storage liquid level depth measuring device - Google Patents
Underground gas storage liquid level depth measuring device Download PDFInfo
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- CN220960243U CN220960243U CN202322949192.8U CN202322949192U CN220960243U CN 220960243 U CN220960243 U CN 220960243U CN 202322949192 U CN202322949192 U CN 202322949192U CN 220960243 U CN220960243 U CN 220960243U
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- liquid level
- laser
- level meter
- reflecting mirror
- hole
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- 239000007788 liquid Substances 0.000 title claims abstract description 87
- 238000005259 measurement Methods 0.000 claims abstract description 9
- 239000000523 sample Substances 0.000 claims description 26
- 230000005540 biological transmission Effects 0.000 claims description 25
- 230000009286 beneficial effect Effects 0.000 description 18
- 239000007789 gas Substances 0.000 description 17
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 239000003345 natural gas Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000003321 amplification Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 238000011282 treatment Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
Abstract
The utility model provides a liquid level depth measuring device for an underground gas storage. An underground gas storage liquid level depth measurement device, comprising: the laser liquid level meter comprises a sleeve, a laser liquid level meter device, a laser transmitting and receiving device, a first reflecting mirror, a second reflecting mirror, an outlet hole and an incident hole, wherein the laser liquid level meter device is arranged on the sleeve, the laser transmitting and receiving device is horizontally arranged in the laser liquid level meter device, the outlet hole and the incident hole are positioned at the bottom of the laser liquid level meter device, the first reflecting mirror and the second reflecting mirror are obliquely arranged in the laser liquid level meter device, and the first reflecting mirror and the second reflecting mirror are in one-to-one correspondence with the transmitting light path of the laser transmitting and receiving device and the reflecting light path passing through the incident hole.
Description
Technical Field
The utility model relates to the technical field of oil and gas reservoirs, in particular to a liquid level depth measuring device for an underground gas storage.
Background
Dynamic detection of the geological oil-water interface of the gas storage is an important reference factor for the stable safety of gas supply of the gas storage. The underground liquid level is monitored outside the sleeve and the central tube of the observation well of the gas storage through a laser liquid level meter, the laser liquid level meter emits laser beams, and the laser beams are received by a receiver to generate electric signals after diffuse reflection of an oil-water interface or a floater, so that the liquid level height is obtained through calculation. The liquid level meter probe is generally vertically opposite to an oil-water interface, and because a large amount of natural gas is stored underground, the liquid level rises in a short time when the gas is injected and the gas is extracted because the gas is leaked upwards at the bottom of a well, and hydrate with greasy dirt can be splashed onto the surface of the probe to influence the emission and receiving performance of a laser beam.
Disclosure of utility model
The utility model aims to solve the technical problem of providing an underground gas storage liquid level depth measuring device aiming at the defects of the prior art.
The technical scheme for solving the technical problems is as follows: an underground gas storage liquid level depth measurement device, comprising: the laser liquid level meter comprises a sleeve, a laser liquid level meter device, a laser transmitting and receiving device, a first reflecting mirror, a second reflecting mirror, an outlet hole and an incident hole, wherein the laser liquid level meter device is arranged on the sleeve, the laser transmitting and receiving device is horizontally arranged in the laser liquid level meter device, the outlet hole and the incident hole are positioned at the bottom of the laser liquid level meter device, the first reflecting mirror and the second reflecting mirror are obliquely arranged in the laser liquid level meter device, and the first reflecting mirror and the second reflecting mirror are in one-to-one correspondence with the transmitting light path of the laser transmitting and receiving device and the reflecting light path passing through the incident hole.
The technical scheme of the utility model has the beneficial effects that: the laser liquid level meter has the advantages that the laser transmitting and receiving device in the laser liquid level meter probe is horizontally arranged, the light beam is vertically transmitted to the liquid level after being processed by the light path system, the probe is isolated in the shell, the interference of the probe to the probe can be greatly reduced under the conditions of underground air flow disturbance, liquid level instantaneous change and the like, and the dynamic stability of liquid level measurement is guaranteed.
Further, the laser level gauge device comprises: the liquid level meter comprises a liquid level meter body, a probe housing and an outer housing, wherein the probe housing is horizontally arranged on the liquid level meter body, the outer housing is arranged at one end of the probe housing, a laser transmitting and receiving device is horizontally arranged in the probe housing, a first reflecting mirror and a second reflecting mirror are obliquely arranged in the outer housing, an emergent hole and an incident hole are positioned at the bottom of the outer housing, the emergent hole is positioned below the first reflecting mirror, and the incident hole is positioned below the second reflecting mirror.
The beneficial effects of adopting the further technical scheme are as follows: the device is convenient for the installation and maintenance of each component, the transmission of the light beam and the structure is simple and compact.
Further, the inclination angles of the first reflecting mirror and the second reflecting mirror are 45 degrees.
The beneficial effects of adopting the further technical scheme are as follows: the light beam transmission of being convenient for, the transmission of the first speculum of being convenient for and second speculum transmission emission light and reflected light are convenient for change the emission light from the level to vertical state, are convenient for change the reflected light from vertical to the level state.
Further, the exit hole is a cylindrical hole, the incident hole is a strip hole, and the width of the incident hole is the same as the horizontal projection width of the second reflecting mirror.
The beneficial effects of adopting the further technical scheme are as follows: the exit hole is a cylindrical hole, so that the hydrate with greasy dirt is prevented from splashing into the laser liquid level meter device. The entrance holes are strip holes, so that the light beams reflected by the oil-water interface or the floater can be received conveniently.
Further, a time transmitter is arranged in the laser liquid level meter device, a semi-transparent mirror is arranged in the laser liquid level meter device, and the semi-transparent mirror is positioned on the light path of the emitted light of the laser emitting and receiving device.
The beneficial effects of adopting the further technical scheme are as follows: after the laser emission and receiving device emits laser beams through the semi-transparent reflector, part of the laser beams penetrate and are partially reflected back to the device, and the reflected laser beams are used as a reference signal to be input into a time transmitter of the laser liquid level meter.
Further, the half mirror is located between the first mirror and the second mirror, or the half mirror is located between the second mirror and the laser transmitting and receiving device.
The beneficial effects of adopting the further technical scheme are as follows: the mounting position of the semi-transparent reflector is convenient for a user to select according to actual needs, and the semi-transparent reflector is convenient to mount and maintain.
Further, the top of the laser liquid level meter device is connected with a transmission rod, a cable is arranged in the transmission rod, and the cable is connected with the laser liquid level meter device.
The beneficial effects of adopting the further technical scheme are as follows: the transmission rod is internally provided with a transmission cable and led out of the well, and the cable is sealed and isolated in the transmission rod so as to avoid contact with natural gas in the well.
Further, the laser liquid level meter device is mounted on the top of the sleeve through a bracket.
The beneficial effects of adopting the further technical scheme are as follows: the laser liquid level meter device is convenient to be connected with the sleeve pipe quickly, the laser liquid level meter device is prevented from shaking, and the laser liquid level meter device is convenient to install and maintain.
Further, a float is sleeved on the side wall of the bottom of the sleeve in a sliding manner, and the float is positioned below the laser liquid level meter device.
The beneficial effects of adopting the further technical scheme are as follows: the light beam emitted by the laser emitting and receiving device is reflected by the first reflecting mirror and then irradiates the surface of the floater through the emergent hole to generate a diffuse reflection light beam, the light beam returns into the outer housing through the incident hole, is received by the laser emitting and receiving device after being reflected by the second reflecting mirror, and is subjected to decoupling, amplification and other treatments to form an electric signal, so that the liquid level height can be measured.
Additional aspects of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.
Drawings
FIG. 1 is a schematic diagram of an underground gas storage liquid level depth measurement device according to an embodiment of the present utility model.
FIG. 2 is a schematic diagram of a device for measuring the depth of a liquid level in an underground gas storage according to an embodiment of the present utility model.
FIG. 3 is a third schematic diagram of an apparatus for measuring the depth of a liquid level in an underground gas storage according to an embodiment of the present utility model.
Reference numerals illustrate: 1. a sleeve; 11. a bracket; 2. a transmission rod; 3. a laser level gauge device; 31. a level gauge body; 32. a probe housing; 321. laser transmitting and receiving means; 322. a semi-transparent mirror; 33. an outer housing; 331. a first mirror; 332. a second mirror; 333. an exit aperture; 334. an entry hole; 4. a float.
Detailed Description
The principles and features of the present utility model are described below with reference to the drawings, the illustrated embodiments are provided for illustration only and are not intended to limit the scope of the present utility model.
As shown in fig. 1 to 3, an embodiment of the present utility model provides an underground gas storage liquid level depth measuring device, including: the laser level meter device comprises a sleeve 1, a laser level meter device 3, a laser transmitting and receiving device 321, a first reflecting mirror 331, a second reflecting mirror 332, an emergent hole 333 and an incident hole 334, wherein the laser level meter device 3 is arranged on the sleeve 1, the laser transmitting and receiving device 321 is horizontally arranged in the laser level meter device 3, the emergent hole 333 and the incident hole 334 are positioned at the bottom of the laser level meter device 3, the first reflecting mirror 331 and the second reflecting mirror 332 are obliquely arranged in the laser level meter device 3, and the first reflecting mirror 331 and the second reflecting mirror 332 are correspondingly positioned on the light path of the emitted light of the laser transmitting and receiving device 321 and the light path of the reflected light passing through the incident hole 334 one by one.
The technical scheme of the utility model has the beneficial effects that: the laser liquid level meter has the advantages that the laser transmitting and receiving device in the laser liquid level meter probe is horizontally arranged, light beams are vertically transmitted to the liquid level after being processed by the light path system (the first reflecting mirror and the second reflecting mirror), the probe is isolated in the shell, interference to the probe can be greatly reduced under the conditions of underground air flow disturbance, liquid level instantaneous change and the like, and dynamic stability of liquid level measurement is guaranteed.
The straight line with arrows in fig. 3 is the path trace and direction of the light path of the emitted light as well as the reflected light.
As shown in fig. 1 to 3, further, the laser level gauge device 3 includes: the liquid level meter comprises a liquid level meter body 31, a probe housing 32 and an outer housing 33, wherein the probe housing 32 is horizontally arranged on the liquid level meter body 31, the outer housing 33 is arranged at one end of the probe housing 32, the laser transmitting and receiving device 321 is horizontally arranged in the probe housing 32, the first reflecting mirror 331 and the second reflecting mirror 332 are obliquely arranged in the outer housing 33, the emergent hole 333 and the incident hole 334 are positioned at the bottom of the outer housing 33, the emergent hole 333 is positioned below the first reflecting mirror 331, and the incident hole 334 is positioned below the second reflecting mirror 332.
The beneficial effects of adopting the further technical scheme are as follows: the device is convenient for the installation and maintenance of each component, the transmission of the light beam and the structure is simple and compact.
As shown in fig. 1 to 3, further, the first reflecting mirror 331 and the second reflecting mirror 332 are inclined at an angle of 45 °.
The beneficial effects of adopting the further technical scheme are as follows: the light beam transmission of being convenient for, the transmission of the first speculum of being convenient for and second speculum transmission emission light and reflected light are convenient for change the emission light from the level to vertical state, are convenient for change the reflected light from vertical to the level state.
As shown in fig. 1 to 3, further, the exit hole 333 is a cylindrical hole, the incident hole 334 is a strip hole, and the width of the incident hole 334 is the same as the horizontal projection width of the second reflecting mirror 332.
The beneficial effects of adopting the further technical scheme are as follows: the exit hole is a cylindrical hole, so that the hydrate with greasy dirt is prevented from splashing into the laser liquid level meter device. The entrance holes are strip holes, so that the light beams reflected by the oil-water interface or the floater can be received conveniently.
As shown in fig. 1 to 3, further, a time transmitter is provided in the laser level meter device 3, a semi-reflecting mirror 322 is provided inside the laser level meter device 3, and the semi-reflecting mirror 322 is located on the optical path of the emitted light of the laser emitting and receiving device 321.
The beneficial effects of adopting the further technical scheme are as follows: after the laser emission and receiving device emits laser beams through the semi-transparent reflector, part of the laser beams penetrate and are partially reflected back to the device, and the reflected laser beams are used as a reference signal to be input into a time transmitter of the laser liquid level meter.
As shown in fig. 1 to 3, further, the half mirror 322 is located between the first mirror 331 and the second mirror 332, or the half mirror 322 is located between the second mirror 332 and the laser transmitting and receiving device 321.
The beneficial effects of adopting the further technical scheme are as follows: the mounting position of the semi-transparent reflector is convenient for a user to select according to actual needs, and the semi-transparent reflector is convenient to mount and maintain.
As shown in fig. 1 to 3, further, a transmission rod 2 is connected to the top of the laser level meter device 3, and a cable is disposed in the transmission rod 2 and connected to the laser level meter device 3.
The beneficial effects of adopting the further technical scheme are as follows: the transmission rod is internally provided with a transmission cable and led out of the well, and the cable is sealed and isolated in the transmission rod so as to avoid contact with natural gas in the well.
As shown in fig. 1 to 3, further, the laser level gauge device 3 is mounted on top of the sleeve 1 by a bracket 11.
The beneficial effects of adopting the further technical scheme are as follows: the laser liquid level meter device is convenient to be connected with the sleeve pipe quickly, the laser liquid level meter device is prevented from shaking, and the laser liquid level meter device is convenient to install and maintain.
As shown in fig. 1 to 3, further, a float 4 is slidably sleeved on the bottom side wall of the sleeve 1, and the float 4 is located below the laser level gauge device 3.
The beneficial effects of adopting the further technical scheme are as follows: the light beam emitted by the laser emitting and receiving device is reflected by the first reflecting mirror and then irradiates the surface of the floater through the emergent hole to generate a diffuse reflection light beam, the light beam returns into the outer housing through the incident hole, is received by the laser emitting and receiving device after being reflected by the second reflecting mirror, and is subjected to decoupling, amplification and other treatments to form an electric signal, so that the liquid level height can be measured.
As shown in fig. 1 to 3, a device for measuring the liquid level and depth of an underground gas storage according to an embodiment of the present utility model includes: the transmission rod 2 and the laser liquid level meter device 3 are connected to the sleeve 1 through the bracket 11, a transmission cable (cable) is arranged in the transmission rod 2 and led out of the well, and the cable is sealed and isolated in the rod (transmission rod) to avoid contacting with natural gas in the well; the laser level meter device 3 comprises a level meter body 31, a probe housing 32 horizontally arranged is arranged on the level meter body 31, one end of the probe housing 32 is an outer housing 33, a laser transmitting and receiving device 321 is arranged in the probe housing 32, the head of the laser transmitting and receiving device 321 faces the outer housing 33, a first reflecting mirror 331 is arranged in the outer housing 33, an included angle between the first reflecting mirror 331 and the laser transmitting and receiving device 321 is 45 degrees, a second reflecting mirror 332 is also arranged in the outer housing 33, the second reflecting mirror 332 is positioned between the first reflecting mirror 331 and the laser transmitting and receiving device 321, and an included angle between the second reflecting mirror 332 and the laser transmitting and receiving device 321 is 45 degrees.
The bottom surface of the outer housing 33 is located below the first reflecting mirror 331 and the second reflecting mirror 332, and is provided with an exit hole 333 and an incident hole 334 respectively, the exit hole 333 is a cylindrical micropore, the diameter of the exit hole is as small as possible and the exit hole does not affect the laser beam, and the incident hole 334 is a strip hole, and the width of the incident hole is equal to the water surface projection width of the second reflecting mirror 332.
The sleeve 1 is also connected with a floating float 4 below the laser level meter device 3, a semi-transparent mirror 322 is arranged in the probe housing 32 between the first mirror 331 and the second mirror 332 or between the second mirror 332 and the laser transmitting and receiving device 321, the laser transmitting and receiving device 321 transmits laser beams through the semi-transparent mirror 322, part of the laser beams are reflected back to the device, the reflected beams are used as reference signals to be input into a time transmitter of the laser level meter (laser level meter device), the transmitted beams are reflected by the first mirror 331 and then irradiated on the surface of the float 4 through an emergent hole 333, diffuse reflection beams are generated, the beams are reflected by the second mirror 332 and then are received by the laser transmitting and receiving device 321, and the electric signals are formed after decoupling, amplifying and the like, so that the level height can be measured.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model.
Claims (9)
1. An underground gas storage liquid level depth measurement device, comprising: the laser liquid level meter comprises a sleeve, a laser liquid level meter device, a laser transmitting and receiving device, a first reflecting mirror, a second reflecting mirror, an outlet hole and an incident hole, wherein the laser liquid level meter device is arranged on the sleeve, the laser transmitting and receiving device is horizontally arranged in the laser liquid level meter device, the outlet hole and the incident hole are positioned at the bottom of the laser liquid level meter device, the first reflecting mirror and the second reflecting mirror are obliquely arranged in the laser liquid level meter device, and the first reflecting mirror and the second reflecting mirror are in one-to-one correspondence with the transmitting light path of the laser transmitting and receiving device and the reflecting light path passing through the incident hole.
2. An underground gas storage liquid level depth measurement device as claimed in claim 1 wherein the laser level gauge device comprises: the liquid level meter comprises a liquid level meter body, a probe housing and an outer housing, wherein the probe housing is horizontally arranged on the liquid level meter body, the outer housing is arranged at one end of the probe housing, a laser transmitting and receiving device is horizontally arranged in the probe housing, a first reflecting mirror and a second reflecting mirror are obliquely arranged in the outer housing, an emergent hole and an incident hole are positioned at the bottom of the outer housing, the emergent hole is positioned below the first reflecting mirror, and the incident hole is positioned below the second reflecting mirror.
3. The underground gas storage liquid level depth measurement device of claim 1, wherein the first and second mirrors are inclined at 45 °.
4. The underground gas storage liquid level depth measuring device according to claim 1, wherein the emergent hole is a cylindrical hole, the incident hole is a strip-shaped hole, and the width of the incident hole is the same as the horizontal projection width of the second reflecting mirror.
5. The underground gas storage liquid level depth measuring device according to claim 1, wherein a time transmitter is arranged in the laser liquid level meter device, a semi-transparent reflector is arranged in the laser liquid level meter device, and the semi-transparent reflector is positioned on the light path of the emitted light of the laser emitting and receiving device.
6. An underground gas reservoir level depth measurement device as claimed in claim 5, wherein the semi-transparent mirror is located between the first and second mirrors or between the second mirror and the laser emitting and receiving device.
7. The underground gas storage liquid level depth measuring device according to claim 1, wherein the top of the laser liquid level meter device is connected with a transmission rod, a cable is arranged in the transmission rod, and the cable is connected with the laser liquid level meter device.
8. An underground gas storage liquid level depth measuring device as claimed in claim 1 wherein the laser level gauge device is mounted on top of the casing by a bracket.
9. The underground gas storage liquid level depth measuring device according to claim 1, wherein a float is slidably sleeved on the bottom side wall of the sleeve, and the float is located below the laser liquid level meter device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322949192.8U CN220960243U (en) | 2023-11-01 | 2023-11-01 | Underground gas storage liquid level depth measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322949192.8U CN220960243U (en) | 2023-11-01 | 2023-11-01 | Underground gas storage liquid level depth measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220960243U true CN220960243U (en) | 2024-05-14 |
Family
ID=91009660
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322949192.8U Active CN220960243U (en) | 2023-11-01 | 2023-11-01 | Underground gas storage liquid level depth measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220960243U (en) |
-
2023
- 2023-11-01 CN CN202322949192.8U patent/CN220960243U/en active Active
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