CN219328485U

CN219328485U - Ultrasonic gas meter

Info

Publication number: CN219328485U
Application number: CN202320294216.8U
Authority: CN
Inventors: 金定飞; 范绪磊
Original assignee: Ningbo Liqing Ultrasonic Technology Co ltd
Current assignee: Ningbo Liqing Ultrasonic Technology Co ltd
Priority date: 2023-02-08
Filing date: 2023-02-08
Publication date: 2023-07-11
Anticipated expiration: 2033-02-08

Abstract

The application relates to an ultrasonic gas meter, which comprises a gas meter body, wherein gas is fed into the gas meter body for metering and then is output, a battery compartment is arranged on the gas meter body, and a power supply of the battery compartment is embedded; the cover assembly comprises a cover plate and a compression block, the compression block is fixedly connected with the cover plate, the cover plate is hinged to the gas meter body, and when the cover plate covers the opening of the battery compartment, the compression block compresses the battery at the bottom of the battery compartment. The lithium battery pack has the advantages that the lithium battery pack is not easy to block when being taken out or embedded into the battery compartment, and meanwhile the firmness of the battery in the battery compartment can be improved.

Description

Ultrasonic gas meter

Technical Field

The application relates to the technical field of gas meters, in particular to an ultrasonic gas meter.

Background

The ultrasonic gas meter is an electronic metering device and is mainly used for metering the flow of gas in use.

Among the related art, supersound gas table includes ultrasonic measurement module, base table casing and controller module, wherein the periphery side in ultrasonic measurement module is wrapped up in to base table casing to carry out safety protection to ultrasonic measurement module, controller module and base table casing fixed connection, controller module is including integrating in integrative liquid crystal display, circuit board and battery compartment, and the lithium cell is supplied power after embedding battery compartment, and the inner wall that the battery compartment is close to the opening part is fixed to be provided with the separation blade, carries out the butt spacing when the separation blade is inlayed the lithium cell, in order to reduce the lithium cell and be located the probability that takes place not hard up in the battery compartment.

For the above related art, when the lithium battery is insufficient in energy supply, the lithium battery needs to be replaced, and when the battery is replaced, a worker is easy to be blocked by the blocking piece no matter taking out or embedding the battery, so that the replacement is inconvenient and the improvement is needed.

Disclosure of Invention

In order to make the lithium battery not easily hindered when taking out or embedding in the battery compartment, can increase the fastness that the battery installed in the battery compartment simultaneously, this application provides an ultrasonic gas meter.

The ultrasonic gas meter provided by the application adopts the following technical scheme:

an ultrasonic gas meter comprising:

the gas meter body is used for feeding gas into the gas meter body for metering and outputting, a battery compartment is formed in the gas meter body, and a power supply of the battery compartment is embedded;

the cover assembly comprises a cover plate and a compression block, the compression block is fixedly connected with the cover plate, the cover plate is hinged to the gas meter body, and when the cover plate covers the opening of the battery compartment, the compression block compresses the battery at the bottom of the battery compartment.

Through adopting above-mentioned technical scheme, when the apron covers the opening of battery compartment, the compact heap compresses tightly the battery to the effort that compresses tightly that makes the battery receive increases, has further improved the installation fastness that the battery is located the battery compartment, makes the battery be difficult for appearing becoming flexible, and is difficult for hindering the embedding and the taking out of battery.

Optionally, the gas meter further comprises a plug assembly, the plug assembly comprises a first plug block and a second plug block, the first plug block is fixedly connected with the cover plate, the second plug block is fixedly connected with the gas meter body, and when the cover plate covers the opening of the battery compartment, the first plug block and the second plug block are mutually plugged and fixed.

Through adopting above-mentioned technical scheme, when first grafting piece and second grafting piece peg graft each other to realize that the apron is with the relative fixation after the battery compartment lid closes, make the apron be difficult for opening the opening of battery compartment, in order to protect the battery.

Optionally, the first grafting piece has seted up the jack-in groove, the lateral wall of second grafting piece is fixed to be equipped with the extrusion arch, when the second grafting piece inserts in the jack-in groove, the extrusion arch with jack-in groove inner wall extrudees each other.

Through adopting above-mentioned technical scheme, the second grafting piece is through pegging graft in the grafting inslot for extrusion is protruding to extrude each other with the grafting inslot wall, thereby increases the frictional force between second grafting piece and the first grafting piece, makes the grafting stability that the second grafting piece is located the grafting inslot increase, under the non-artificial dismantlement effect, and the apron can keep closing the battery compartment.

Optionally, the compact heap is kept away from the lateral wall of apron has seted up the butt cambered surface, the shape of butt cambered surface agrees with the outer wall shape of lithium cell.

Through adopting above-mentioned technical scheme, the contact area on compact heap and lithium cell surface has been increased in the seting up of butt cambered surface for compact heap effect is on the lithium cell and is increased, helps reducing the probability that the lithium cell appears not hard up in the battery compartment.

Optionally, the groove of stepping down has been seted up to one side outer wall of gas table body, when the apron lid closes the opening of lithium cell storehouse, the border lateral wall of apron with the notch lateral wall butt of groove of stepping down.

Through adopting above-mentioned technical scheme, the staff can be through stretching into the groove of stepping down with the finger for the border lateral wall butt of finger and apron, thereby order about the apron to keep away from the gas table and remove, with the opening of battery compartment open, in order to realize changing the battery.

Optionally, the gas table body is close to the opening border lateral wall of lithium cell storehouse is fixed and is equipped with first sealing ring, works as the apron lid closes the opening of lithium cell storehouse, first sealing ring with the apron forms sealed butt.

Through adopting above-mentioned technical scheme, when first sealing ring and apron butt, increased apron to battery compartment open-ended sealing performance to make the battery compartment can keep dry, the lithium cell is difficult for appearing damaging because of the humidity, has prolonged the life of battery.

Optionally, the apron is close to the fixed second sealing ring that is equipped with of border lateral wall of compact heap, when the apron lid closes the opening of lithium cell storehouse, the second sealing ring is established in the laminating in the circumference lateral wall of first sealing ring.

Through adopting above-mentioned technical scheme, the second sealing ring carries out the butt with the circumference lateral wall of first sealing ring to play sealed effect to first sealing ring, realized the sealed to battery compartment open-ended, can effectively block in the water smoke entering battery compartment in the air.

Optionally, the second sealing ring is kept away from the fixed rubber sealing ring that is equipped with of lateral wall of apron, when the apron lid closes the opening in lithium cell storehouse, rubber sealing ring with gas table body butt.

Through adopting above-mentioned technical scheme, rubber seal's setting helps further reinforcing sealing performance to before making the water smoke in the air get into the battery compartment receive rubber seal, second sealing ring, first sealing ring multichannel hindrance, help keeping sealed stable.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when the cover plate covers the opening of the battery compartment, the compressing block compresses the battery, so that the compressing force applied to the battery is increased, the installation firmness of the battery in the battery compartment is further improved, the battery is not easy to loose, and the battery is not easy to be blocked from being embedded and taken out;

2. the second plug-in blocks are plugged in the plug-in grooves, so that the extrusion protrusions and the inner walls of the plug-in grooves are mutually extruded, friction force between the second plug-in blocks and the first plug-in blocks is increased, plug-in stability of the second plug-in blocks in the plug-in grooves is increased, and the cover plate can keep covering the battery bin under the action of non-manual disassembly;

3. the arrangement of the rubber sealing ring is favorable for further enhancing the sealing performance, so that the water mist in the air is blocked by the rubber sealing ring, the second sealing ring and the first sealing ring before entering the battery bin, and the sealing stability is favorable for maintaining.

Drawings

Fig. 1 is a schematic diagram of the overall structure of an ultrasonic gas meter in the present application.

FIG. 2 is a partial exploded view of the cover plate and the gas meter body of the present application.

FIG. 3 is a partial side view exploded view of a cover plate and a gas meter body of the present application.

Fig. 4 is a schematic side view of the cover plate of the present application.

Reference numerals illustrate: 1. a gas meter body; 11. a battery compartment; 12. a relief groove; 13. a hinge shaft; 14. a first seal ring; 15. an air inlet pipe; 16. an air outlet pipe; 2. a lid assembly; 21. a cover plate; 211. a hinge projection; 212. a groove is embedded; 22. a compaction block; 221. abutting the cambered surface; 24. a second seal ring; 25. a rubber seal ring; 3. a plug assembly; 31. a first plug block; 311. a plug-in groove; 32. a second plug block; 321. the protrusion is pressed.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-4. In this embodiment, the direction indicated by the z-axis of the coordinate axis is the upper direction, the direction opposite to the z-axis is the lower direction, the direction indicated by the y-axis is the front side, the direction opposite to the y-axis is the rear side, the direction indicated by the x-axis is the left side, and the direction opposite to the x-axis is the right side.

The embodiment of the application discloses an ultrasonic gas meter. Referring to fig. 1, the ultrasonic gas meter comprises a gas meter body 1, a cover assembly 2 and an inserting assembly 3, wherein the gas meter body 1 is used for receiving gas for metering and outputting, a display screen is fixedly arranged on the front side wall of the gas meter body 1 close to the upper side, a battery compartment 11 is arranged on the front side wall of the gas meter body 1 close to the lower side, the battery compartment 11 supplies power for the display screen after lithium batteries are embedded, the cover assembly 2 comprises a cover plate 21 and a compression block 22, the compression block 22 is abutted with the lithium batteries when the cover plate 21 covers the battery compartment 11, the lithium batteries are compressed in the battery compartment 11, the inserting assembly 3 is used for relatively fixing the cover plate 21 with the gas meter body 1, so that the lithium batteries are not blocked when being taken out and embedded into the battery compartment 11, and the lithium batteries have better firmness.

Referring to fig. 1, an air inlet pipe 15 into which fuel gas enters and an air outlet pipe 16 from which fuel gas flows out are fixedly connected to the upper surface of a gas meter body 1, a detection module is disposed inside the gas meter body 1 for measuring the flow rate of the air, and the measurement of the flow rate of the air by the gas meter body 1 is prior art and is not an important point of the inventive concept, so that the specific internal structure and connection relationship of the gas meter body 1 are not described in detail. .

Referring to fig. 1, the number of the compression blocks 22 is two, the two compression blocks 22 are arranged at intervals along the left-right horizontal direction, the compression blocks 22 are made of elastic rubber materials, the side wall of the compression block 22, which is far away from the cover plate 21, is provided with an abutting cambered surface 221, and the abutting cambered surface 221 is matched with the surface shape of the lithium battery, so that the contact area during compression is increased, and the compression stability is improved.

Referring to fig. 2, the side wall of the edge of the cover plate 21 near the lower side is fixedly provided with a hinge lug 211, the hinge lug 211 is provided with an embedded groove 212, the side wall of the front side of the gas meter body 1 near the lower side is fixedly provided with a hinge shaft 13, and the embedded groove 212 is used for embedding and rotating the hinge shaft 13, so that the cover plate 21 can rotate around the hinge shaft 13 in the front-rear direction, and the opening of the battery compartment 11 is covered. In the present embodiment, the number of the hinge projections 211 is two, the number of the hinge shafts 13 is the same as the number of the hinge projections 211, and the two hinge projections 211 are arranged at intervals in the left-right horizontal direction.

Referring to fig. 2, in order to facilitate rotating the cover plate 21 to a position where the opening of the battery compartment 11 is not covered, the right side edge side wall of the gas meter body 1 close to the front side is provided with a yielding groove 12, the yielding groove 12 is provided with an arc shape, when the cover plate 21 covers the opening of the battery compartment 11, the right side edge side wall of the cover plate 21 is abutted on the notch side wall of the yielding groove 12, so that a worker can insert into the yielding groove 12 by fingers, and then can drive the cover plate 21 to move towards one side far away from the gas meter body 1, so as to open the opening of the battery compartment 11.

Referring to fig. 3, the plugging assembly 3 includes a first plugging block 31 and a second plugging block 32, the first plugging block 31 is fixedly connected with the cover plate 21, when the cover plate 21 is covered on the opening of the battery compartment 11, the first plugging block 31 and the second plugging block 32 are plugged in opposite directions, specifically, a plugging slot 311 is formed in a side wall of the first plugging block 31 far away from the cover plate 21, extrusion protrusions 321 are fixed on left and right side walls of the first plugging block 31, so that when the second plugging block 32 is inserted into the plugging slot 311, the extrusion protrusions 321 are mutually extruded with the inner wall of the plugging slot 311, friction force between the second plugging block 32 and the inner wall of the plugging slot 311 is increased, and relative separation is not easy to occur between the second plugging block 32 and the first plugging block 31 under the non-manual disassembly effect, thereby keeping the battery compartment 11 covered. In this embodiment, the number of the first plug-in blocks 31 is the same as the number of the second plug-in blocks 32, and two first plug-in blocks 31 are arranged at intervals in the horizontal direction, and the second plug-in blocks 32 correspond to the first plug-in blocks 31.

Referring to fig. 3, in order to improve the sealing effect of the cover plate 21 on the opening of the battery compartment 11, the front side wall of the gas meter body 1 is fixedly connected with the first sealing ring 14, the first sealing ring 14 surrounds the opening peripheral side of the battery compartment 11, and when the cover plate 21 is covered on the front side wall of the gas meter body 1, the first sealing ring 14 is in sealing contact with the cover plate 21 body, so that the gap between the cover plate 21 and the side wall of the opening edge of the battery compartment 11 is reduced, and the sealing performance is improved.

Referring to fig. 3 and 4, fixedly connected with second sealing ring 24 on the apron 21, when apron 21 lid closes in gas table body 1 front side wall, second sealing ring 24 cover is established and is laminated in the circumference lateral wall of first sealing ring 14, and the lateral wall that second sealing ring 24 kept away from apron 21 bonds there is rubber seal 25, the shape of rubber seal 25 is the same with second sealing ring 24, when rubber seal 25 and gas table body 1 front side wall laminating support tightly, can effectively reduce the circumstances emergence of the water smoke in the air entering battery compartment 11 from the gap, further increased sealing performance, the normal life of extension lithium cell.

The implementation principle of the ultrasonic gas meter in the embodiment of the application is as follows: when the lithium battery is replaced, a worker inserts fingers into the yielding groove 12, the fingers are abutted against the cover plate 21 and drive the cover plate 21 to move towards the front side, so that the opening of the battery compartment 11 is opened, the battery can be scratched out at the moment and cannot be blocked, after the battery replacement is completed, the cover plate 21 is rotated towards the rear side again, the second plug-in block 32 is inserted into the plug-in groove 311, the second plug-in block 32 and the inner wall of the plug-in groove 311 are mutually extruded, the cover plate 21 is relatively fixed when being covered on the opening of the battery compartment 11, and the compression block 22 is tightly pressed on the surface of the lithium battery at the moment, so that the lithium battery is not easy to loose in the battery compartment 11, and the lithium battery has better firmness.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims

1. An ultrasonic gas meter, characterized in that: comprising the following steps:

the gas meter comprises a gas meter body (1) for feeding gas into the gas meter body for metering and outputting, wherein the gas meter body (1) is provided with a battery compartment (11), and the battery compartment (11) is used for embedding a lithium battery;

the cover assembly (2) comprises a cover plate (21) and a compression block (22), wherein the compression block (22) is fixedly connected with the cover plate (21), the cover plate (21) is hinged to the gas meter body (1), and when the cover plate (21) covers the opening of the battery compartment (11), the compression block (22) compresses a lithium battery at the bottom of the battery compartment (11).

2. An ultrasonic gas meter as defined in claim 1, wherein: still include grafting subassembly (3), grafting subassembly (3) include first plug-in block (31) and second plug-in block (32), first plug-in block (31) with apron (21) fixed connection, second plug-in block (32) and gas table body (1) fixed connection, work as apron (21) lid closes when the opening of battery compartment (11), first plug-in block (31) with second plug-in block (32) are pegged graft fixedly each other.

3. An ultrasonic gas meter as defined in claim 2, wherein: the first plug-in block (31) is provided with a plug-in groove (311), the side wall of the second plug-in block (32) is fixedly provided with an extrusion protrusion (321), and when the second plug-in block (32) is inserted into the plug-in groove (311), the extrusion protrusion (321) and the inner wall of the plug-in groove (311) are mutually extruded.

4. An ultrasonic gas meter as defined in claim 1, wherein: the lateral wall that compact heap (22) kept away from apron (21) is seted up butt cambered surface (221), the shape of butt cambered surface (221) is in agreement with the outer wall shape of lithium cell.

5. An ultrasonic gas meter as defined in claim 1, wherein: the gas meter is characterized in that an abdication groove (12) is formed in the outer wall of one side of the gas meter body (1), and when the cover plate (21) covers the opening of the battery compartment (11), the side wall of the edge of the cover plate (21) is abutted to the side wall of the notch of the abdication groove (12).

6. An ultrasonic gas meter as defined in claim 1, wherein: the gas meter is characterized in that a first sealing ring (14) is fixedly arranged on the side wall of the edge of the opening of the gas meter body (1) close to the battery compartment (11), and when the cover plate (21) covers the opening of the battery compartment (11), the first sealing ring (14) is in sealing butt joint with the cover plate (21).

7. An ultrasonic gas meter as defined in claim 6, wherein: the cover plate (21) is close to the edge side wall of the compression block (22) and is fixedly provided with a second sealing ring (24), and when the cover plate (21) covers the opening of the battery compartment (11), the second sealing ring (24) is annularly attached to the circumferential side wall of the first sealing ring (14).

8. An ultrasonic gas meter as defined in claim 7, wherein: the side wall of the second sealing ring (24) away from the cover plate (21) is fixedly provided with a rubber sealing ring (25), and when the cover plate (21) covers the opening of the battery compartment (11), the rubber sealing ring (25) is abutted to the gas meter body (1).