CN218724402U - Protective cover of ultrasonic metering module - Google Patents
Protective cover of ultrasonic metering module Download PDFInfo
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- CN218724402U CN218724402U CN202222977823.2U CN202222977823U CN218724402U CN 218724402 U CN218724402 U CN 218724402U CN 202222977823 U CN202222977823 U CN 202222977823U CN 218724402 U CN218724402 U CN 218724402U
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- air inlet
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- 230000001681 protective effect Effects 0.000 title claims abstract description 22
- 238000007789 sealing Methods 0.000 claims description 18
- 238000009434 installation Methods 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000005259 measurement Methods 0.000 abstract description 20
- 230000002349 favourable effect Effects 0.000 abstract description 4
- 239000007789 gas Substances 0.000 description 21
- 238000010586 diagram Methods 0.000 description 5
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 4
- 239000003345 natural gas Substances 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000003034 coal gas Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The utility model relates to a protective cover of an ultrasonic metering module, which is provided with an ultrasonic runner air inlet and an ultrasonic runner air outlet; the ultrasonic metering device comprises a cover body in a hollow structure, wherein an ultrasonic metering module is arranged in the cover body; the cover body is provided with a cover body air inlet and a cover body air outlet, the ultrasonic flow channel air inlet corresponds to the cover body air inlet, and the ultrasonic flow channel air outlet corresponds to the cover body air outlet. This protection casing structure is ingenious, and simple to operate is internal through installing the ultrasonic wave measurement module at the cover, can effectively reduce the destroyed probability of ultrasonic wave measurement module, and then reduces the probability of stealing gas, guarantees the measuring result of ultrasonic wave measurement module, is favorable to the popularization and the application of above-mentioned ultrasonic wave measurement module's protection casing on gas table.
Description
Technical Field
The utility model relates to a gas table technical field specifically is a protection casing of ultrasonic wave measurement module.
Background
The gas meter, also called as gas meter, can only see the gyro wheel with number in the little glass window outside, also have seven figures on the gyro wheel, the front four-digit black of decimal point, back three-digit red. The fuel for people to cook in daily life is converted from the conventional energy sources with serious waste and pollution, such as firewood, coal and the like, into natural gas, coal gas, even clean energy sources, such as electricity and the like. The gas meter plays a role, and the automatic accumulation function of the gas meter enables people using natural gas or pipeline gas to conveniently know how much gas is used, so that the gas meter can pay according to the cubic meter consumed every month.
The ultrasonic gas metering module utilizes the time difference of ultrasonic wave transmission in the medium to meter the gas quantity, and is widely applied to the market due to the advantages of small volume, simple structure, accurate metering, wide range ratio, low power consumption and the like. However, since there is no protection device outside the ultrasonic metering module in the prior art, the ultrasonic metering module is very easy to be damaged, and the detection result of the ultrasonic metering module is affected.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects in the prior art, the utility model discloses a utility model aims to provide a protection casing of ultrasonic wave metering module, this protection casing structure is ingenious, through installing the ultrasonic wave metering module in the protection casing, can effectively protect the ultrasonic wave metering module not destroyed, and then guarantees the measurement result of ultrasonic wave metering module, is favorable to the application of above-mentioned ultrasonic wave metering module on gas table.
In order to realize the purpose of the utility model, the utility model adopts the following technical proposal that the ultrasonic metering module is provided with an ultrasonic flow channel air inlet and an ultrasonic flow channel air outlet; the ultrasonic metering device comprises a cover body in a hollow structure, wherein an ultrasonic metering module is arranged in the cover body; the cover body is provided with a cover body air inlet and a cover body air outlet, the ultrasonic flow channel air inlet corresponds to the cover body air inlet, and the ultrasonic flow channel air outlet corresponds to the cover body air outlet.
As an optimized scheme of the utility model, cover body structure setting, the size of cover body air inlet is greater than the cross-sectional width of ultrasonic wave measurement module.
As a preferred scheme of the utility model, cover body bottom is open structure setting and opening part demountable installation has the apron.
As a preferred scheme of the utility model, the cover body is equipped with the cover body ear seat that has the mounting hole, correspondingly, the apron is equipped with the apron ear seat that has the mounting hole, the apron ear seat with cover body ear seat looks adaptation sets up, through cover body ear seat with wear to establish the retaining member in the mounting hole of apron ear seat and connect fixedly.
As a preferred scheme of the utility model, the cover body and the cover body ear seat are integrally formed; the cover plate and the cover plate lug seat are integrally formed.
As a preferred scheme of the utility model, the terminal surface of apron is equipped with the seal groove, the seal groove is followed apron circumference sets up, cover body bottom inlays to be located in the seal groove.
As an optimized proposal of the utility model, the cover plate is provided with a limit boss.
As an optimized scheme of the utility model, spacing boss is two, two spacing boss diagonal angle sets up.
As an optimized scheme of the utility model, spacing boss is four, four spacing boss is located respectively four edges department of apron.
As a preferred scheme of the utility model, the internal portion of cover is equipped with the mounting panel, the draw-in groove has been seted up to the mounting panel, ultrasonic wave measurement module both sides have the buckle that can suppress, the buckle joint in the draw-in groove.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model provides a protection casing of ultrasonic wave measurement module, the structure is ingenious, and simple to operate through installing the ultrasonic wave measurement module in the cover is internal, can effectively reduce the destroyed probability of ultrasonic wave measurement module, and then reduces the probability of stealing gas, guarantees the measuring result of ultrasonic wave measurement module, is favorable to the popularization and the application of above-mentioned protection casing of ultrasonic wave measurement module on gas table.
Further, the utility model discloses a set up cover body ear seat and apron ear seat, can reduce the assembly degree of difficulty of safety cover, the installation of being convenient for.
Further, the utility model discloses a set up spacing boss on the apron, spacing boss not only plays prepositioning's effect here, can also make the difficult landing of apron of installing on the cover body, also can make the apron simple light relatively install on the cover body, and the assembly of protection casing is accomplished in fastening such as rethread locking screw.
Drawings
FIG. 1 is a schematic structural diagram of a protective cover of an ultrasonic metering module in embodiment 1;
FIG. 2 is a schematic diagram of the internal structure of a shield of an ultrasonic metrology module of embodiment 1;
fig. 3 is a schematic structural diagram of a cover in a protective cover of an ultrasonic metrology module in embodiment 1;
FIG. 4 is a schematic structural diagram of an ultrasonic metering module in a shield of an ultrasonic metering module in example 1;
fig. 5 is a schematic structural diagram of a cover plate in a shield of an ultrasonic metrology module in embodiment 1.
Reference numerals: 1. a cover body; 1-1, a cover body air inlet; 1-2, a cover body air outlet; 1-3, a cover ear seat; 1-4, a baffle plate groove; 1-5, sealing rings; 1-6, mounting a plate; 1-7, a clamping groove; 2. a cover plate; 2-1, sealing grooves; 2-2, limiting a boss; 2-3, cover plate ear seats; 3. an ultrasonic metering module; 3-1, an ultrasonic runner air inlet; 3-2, an air outlet of the ultrasonic flow channel; 3-3, buckling; 4. a flow baffle plate; 5. and a locking member.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described below with reference to specific embodiments shown in the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
The following describes embodiments of the present invention in detail with reference to the accompanying drawings.
Example 1: as shown in fig. 1 to 5, a protective cover of an ultrasonic metering module is used for protecting an ultrasonic metering module 3 having an ultrasonic flow channel inlet 3-1 and an ultrasonic flow channel outlet 3-2, that is, the ultrasonic metering module 3 is installed in the protective cover to reduce the probability of damage to the ultrasonic metering module 3. Specifically, the protective cover comprises a cover body 1 in a hollow structure, and an ultrasonic metering module 3 is installed in the cover body 1. The cover body 1 is provided with a cover body air inlet 1-1 and a cover body air outlet 1-2, in order not to influence the passing of fuel gas, the ultrasonic flow channel air inlet 3-1 is arranged corresponding to the cover body air inlet 1-1, and the ultrasonic flow channel air outlet 3-2 is arranged corresponding to the cover body air outlet 1-2. In order to facilitate the installation of the ultrasonic metering module 3 in the cover body 1, the bottom of the cover body 1 is provided with an opening structure, and a cover plate 2 is detachably arranged at the opening. When the ultrasonic metering module 3 is required to be installed, the cover plate 2 is only required to be opened, and after the installation is finished, the cover plate 2 is covered at the bottom of the cover body 1.
In order to install the ultrasonic metering module 3 in the cover body 1, in this embodiment, two mounting plates 1-6 are installed inside the cover body 1, and clamping grooves 1-7 are formed on the mounting plates 1-6, that is, the two clamping grooves 1-7 are located at two sides of the ultrasonic metering module 3, and two elastic buckles 3-3 are installed on the ultrasonic metering module 3, that is, the end portions of the buckles 3-3 can contract toward the central axis of the ultrasonic metering module 3, so that the buckles 3-3 are clamped in the clamping grooves 1-7 to achieve installation of the ultrasonic metering module 3.
In the embodiment, a plurality of cover body ear seats 1-3 are arranged at the edge of the cover body 1, correspondingly, a plurality of cover plate ear seats 2-3 are arranged at the edge of the cover plate 2, corresponding mounting holes are formed in the cover body ear seats 1-3 and the cover plate ear seats 2-3, locking pieces 5 are arranged in the mounting holes in a penetrating manner to be connected and fixed, and the locking pieces 5 are locking screws or locking bolts and the like which are simple in structure, strong in operability and high in economical and practical values. In order to enhance the structural strength of the connection between the cover body 1 and the cover body ear seat 1-3 and the structural strength of the connection between the cover plate ear seat 2-3 and the cover plate 2, the cover body 1 and the cover body ear seat 1-3, and the cover plate ear seat 2-3 and the cover plate 2 can be integrally formed. The arrangement of the cover body ear seats 1-3 and the cover plate ear seats 2-3 increases the contact area between the protective cover and the gas meter shell, and can also ensure the stability of the protective cover in the installation process, thereby ensuring the stability of the ultrasonic metering module 3 installed in the protective cover.
In order to ensure the sealing performance of the joint of the cover plate 2 and the cover body 1, a sealing groove 2-1 is arranged on the end surface of the cover plate 2 along the circumferential direction of the cover plate 2, a circle of the bottom of the cover body 1 is just embedded in the sealing groove 2-1, and meanwhile, a sealing gasket and the like can be arranged to ensure the sealing performance, so that the gas leakage probability of the gas meter is further reduced, and the safety of a user in the using process is ensured.
In order to reduce the installation difficulty, a limiting boss 2-2 for pre-positioning is arranged at the corner of the cover plate 2, the limiting boss 2-2 is arranged to protrude out of the surface of the cover plate 2, and in order to not affect the sealing property of the joint of the cover plate 2 and the cover body 1, the limiting boss 2-2 is arranged on the inner side of the sealing groove 2-1. The number of the limiting bosses 2-2 can be two, the two limiting bosses 2-2 are arranged diagonally, or the number of the limiting bosses 2-2 is four, and the limiting bosses are respectively located at four corners of the cover plate 2. Through the limiting boss 2-2, the cover plate 2 installed on the cover body 1 is not easy to slide off, the cover plate 2 can be installed on the cover body 1 relatively simply and easily, and then the assembly of the protective cover is completed through fastening of locking screws and the like.
Because the cover body air outlet 1-2 is spaced from the ultrasonic flow channel air outlet 3-2 by a certain distance, in order to stabilize the gas flow field between the cover body air outlet 1-2 and the ultrasonic flow channel air outlet 3-2 and improve the metering accuracy, a baffle plate 4 is installed between the cover body air outlet 1-2 and the ultrasonic flow channel air outlet 3-2, and the baffle plate 4 is detachably installed on the cover body 1 so as to overhaul, maintain or clean the baffle plate 4. Specifically, in this embodiment, the cover body 1 is formed with baffle grooves 1-4, and the cross-sectional width of the baffle grooves 1-4 is adapted to the thickness of the baffle plate 4, so that the baffle plate 4 is mounted in the baffle grooves 1-4.
In order to ensure the sealing performance of the joint of the ultrasonic flow channel air inlet 3-1 and the cover body air inlet 1-1, a circle of sealing ring 1-5 is arranged on the outer surface of the cover body 1, and the ultrasonic flow channel air inlet 3-1 is attached to the surface of the sealing ring 1-5 to ensure the sealing performance of the air inlet.
Example 2: the present example is distinguished from example 1 by the following features: the cover body 1 of the protective cover in the embodiment is of an integral structure, namely the cover plate 2 is not arranged at the bottom of the cover body 1, and the opening of the air inlet 1-1 of the cover body is enlarged so as to install the ultrasonic metering module 3 in the cover body 1, thereby further preventing the ultrasonic metering module 3 from being damaged.
The protection casing of ultrasonic wave measurement module in above-mentioned embodiment can be applied to including but not limited to the gas table, compares with the gas table among the prior art, can further reduce the destroyed probability of ultrasonic wave measurement module.
The protection casing of ultrasonic wave measurement module in above-mentioned embodiment, the structure is ingenious, simple to operate, through installing ultrasonic wave measurement module at the cover internal 1, can effectively reduce the destroyed probability of ultrasonic wave measurement module 3, and then reduces the probability of stealing gas, guarantees the measuring result of ultrasonic wave measurement module, is favorable to the popularization and the application of the protection casing of above-mentioned ultrasonic wave measurement module on gas table.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention; thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Although the reference numerals in the figures are used more here: 1. a cover body; 1-1, a cover body air inlet; 1-2, a cover body air outlet; 1-3, a cover ear seat; 1-4, a flow baffle groove; 1-5, sealing rings; 1-6, mounting a plate; 1-7, a clamping groove; 2. a cover plate; 2-1, sealing grooves; 2-2, limiting a boss; 2-3, cover plate ear seats; 3. an ultrasonic metering module; 3-1, an ultrasonic runner air inlet; 3-2, an air outlet of the ultrasonic flow channel; 3-3, buckling; 4. a flow baffle plate; 5. locking members and the like, but does not exclude the possibility of using other terms. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.
Claims (10)
1. A protective cover of an ultrasonic metering module is characterized in that the ultrasonic metering module (3) is provided with an ultrasonic runner air inlet (3-1) and an ultrasonic runner air outlet (3-2); the method is characterized in that: the ultrasonic metering device comprises a cover body (1) with a hollow structure, wherein an ultrasonic metering module (3) is arranged in the cover body (1); the cover body (1) is provided with a cover body air inlet (1-1) and a cover body air outlet (1-2), the ultrasonic flow channel air inlet (3-1) is arranged corresponding to the cover body air inlet (1-1), and the ultrasonic flow channel air outlet (3-2) is arranged corresponding to the cover body air outlet (1-2).
2. The protective cover of an ultrasonic metrology module of claim 1, wherein: the cover body (1) is arranged in an integrated structure, and the size of the cover body air inlet (1-1) is larger than the section width of the ultrasonic metering module (3).
3. The protective cover of an ultrasonic metrology module of claim 1, wherein: the cover body (1) bottom is the open structure setting and opening part demountable installation has apron (2).
4. The protective cover of an ultrasonic metrology module of claim 3, wherein: the cover body (1) is provided with a cover body ear seat (1-3) with a mounting hole, correspondingly, the cover plate (2) is provided with a cover plate ear seat (2-3) with the mounting hole, the cover plate ear seat (2-3) is matched with the cover body ear seat (1-3), and the cover body ear seat (1-3) is fixedly connected with the mounting hole of the cover plate ear seat (2-3) through a locking piece (5) arranged in the mounting hole in a penetrating manner.
5. The protective cover of an ultrasonic metrology module of claim 4, wherein: the cover body (1) and the cover body ear seat (1-3) are integrally formed; the cover plate (2) and the cover plate lug seats (2-3) are integrally formed.
6. The protective cover of an ultrasonic metering module according to claim 3 or 4, wherein: the end face of the cover plate (2) is provided with a sealing groove (2-1), the sealing groove (2-1) is arranged along the circumferential direction of the cover plate (2), and the bottom of the cover body (1) is embedded in the sealing groove (2-1).
7. The shield of an ultrasonic metrology module of claim 3, wherein: the cover plate (2) is provided with a limiting boss (2-2).
8. The protective cover of an ultrasonic metrology module of claim 7, wherein: the number of the limiting bosses (2-2) is two, and the two limiting bosses (2-2) are arranged diagonally.
9. The protective cover of an ultrasonic metrology module of claim 7, wherein: the number of the limiting bosses (2-2) is four, and the four limiting bosses (2-2) are respectively arranged at four corners of the cover plate (2).
10. The protective cover of an ultrasonic metrology module of claim 1, wherein: the ultrasonic meter is characterized in that a mounting plate (1-6) is arranged in the cover body (1), a clamping groove (1-7) is formed in the mounting plate (1-6), elastic buckles (3-3) are arranged on two sides of the ultrasonic meter module (3), and the buckles (3-3) are clamped in the clamping groove (1-7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222977823.2U CN218724402U (en) | 2022-11-09 | 2022-11-09 | Protective cover of ultrasonic metering module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222977823.2U CN218724402U (en) | 2022-11-09 | 2022-11-09 | Protective cover of ultrasonic metering module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218724402U true CN218724402U (en) | 2023-03-24 |
Family
ID=85611608
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222977823.2U Active CN218724402U (en) | 2022-11-09 | 2022-11-09 | Protective cover of ultrasonic metering module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218724402U (en) |
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2022
- 2022-11-09 CN CN202222977823.2U patent/CN218724402U/en active Active
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