CN220829252U - Shell structure of gas meter - Google Patents

Abstract

The utility model discloses a shell structure of a gas meter, which comprises a lower shell, wherein an upper shell is arranged at the top end of the lower shell, a plurality of inner grooves are symmetrically arranged at the top end of the lower shell, a plurality of L-shaped grooves communicated with the inner grooves are symmetrically arranged on the outer wall of the lower shell, a plurality of clamping blocks are symmetrically and fixedly connected at the bottom end of the upper shell, an inclined surface is arranged at the bottom end of each clamping block, a clamping groove is formed in one side of each clamping block, a rotating block is rotatably connected in the L-shaped groove, a lug is fixedly connected to the top of one side of each rotating block, the outer wall of each lug is in fit connection with the inner part of each clamping groove, and an elastic component is arranged in each L-shaped groove. According to the utility model, through the arrangement of the inner groove, the L-shaped groove, the clamping block, the inclined surface, the rotating block, the lug and the clamping groove, when the upper shell and the lower shell are disassembled, the upper shell and the lower shell can be disassembled simply and conveniently by only pressing the bottom of the rotating block to separate the lug from the clamping groove.

Description

Shell structure of gas meter

Technical Field

The utility model relates to the technical field of shell structures, in particular to a shell structure of a gas meter.

Background

The gas meter is a metering instrument for metering the gas, the gas meter can conveniently know the amount of the gas used, only a roller with a number is arranged in a small glass window and is visible outside the gas meter, seven numbers are also arranged on the roller, four front decimal places are black, and three rear decimal places are red.

At present, chinese patent publication No. CN208333584U discloses a gas meter shell capable of being installed fast, including the gas meter body, the upper end of gas meter body is equipped with the gyro wheel counter, one side lateral wall of gas meter body still is equipped with air inlet and gas outlet, the upper and lower both sides lateral wall of gas meter body is equipped with first casing and the second casing rather than the cooperation setting respectively, be equipped with the through-hole that matches with the gyro wheel counter in the first casing, and the through-hole department still is equipped with the return type baffle that matches with the gyro wheel counter, one side lateral wall that first casing and second casing are relative is equipped with first arc wall and the second arc wall that sets up with air inlet and gas outlet cooperation respectively, and the connection of foretell gas meter shell is the extrusion that uses the spring to the fixture block, makes the tip of fixture block and the inside contact of draw-in groove, is fixed to first casing and second casing, but when dismantling first casing and second casing, the tip and the draw-in groove of fixture block can not break away from, lead to first casing and second casing can not dismantle, and for this reason we propose a gas meter shell's structure when dismantling the gas meter.

Disclosure of utility model

The utility model aims to provide a shell structure of a gas meter, which solves the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a shell structure of gas table, includes the casing down, the casing top is provided with the casing down, the top symmetry of casing is provided with a plurality of inside grooves down, the outer wall symmetry of casing is provided with a plurality of L-shaped grooves that are linked together with the inside groove down, the bottom symmetry fixedly connected with of going up the casing a plurality of joint pieces, the bottom of joint piece is provided with the inclined plane, one side of joint piece is provided with the draw-in groove, the inside rotation in L-shaped groove is connected with the turning block, one side top fixedly connected with lug of turning block, the outer wall and the inside laminating of draw-in groove of lug are connected, the inside in L-shaped groove is provided with elastic component.

Preferably, the elastic component comprises a spring, the spring is fixedly arranged in the L-shaped groove, one end of the spring is fixedly connected with the bottom of one side of the rotating block, and the spring is a pressure spring.

Preferably, the through hole has been seted up on the top of last casing, the inside fixedly connected with of through hole returns shape baffle, the inboard top fixedly connected with of returning shape baffle keeps off the ring, the bottom of keeping off the ring is provided with seal assembly.

Preferably, the sealing assembly is a sealing gasket, the sealing gasket is fixedly connected to the bottom end of the baffle ring, and the sealing gasket is made of soft materials.

Preferably, the outer wall symmetry of going up the casing is provided with the last arc wall that is linked together with inside, the outer wall of lower casing is provided with the lower arc wall that is linked together with inside, it all is provided with the protection component with lower casing to go up the casing.

Preferably, the protection component is a protection pad, the protection pad is fixedly connected to the inner parts of the upper shell and the lower shell, and the protection pad is a rubber pad.

The utility model has the technical effects and advantages that:

according to the utility model, through the arrangement of the inner groove, the L-shaped groove, the clamping block, the inclined surface, the rotating block, the lug and the clamping groove, when the upper shell and the lower shell are disassembled, the upper shell and the lower shell can be disassembled simply and conveniently by only pressing the bottom of the rotating block to separate the lug from the clamping groove.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model.

Fig. 2 is a schematic diagram of the internal structure of the present utility model.

Fig. 3 is an enlarged schematic view of the structure of fig. 2a according to the present utility model.

In the figure: 1. a lower housing; 2. an upper housing; 3. a return-shaped baffle; 4. a baffle ring; 5. a sealing gasket; 6. a protective pad; 7. a clamping block; 8. a clamping groove; 9. an inclined plane; 10. an inner tank; 11. an L-shaped groove; 12. a rotating block; 13. a bump; 14. a spring; 15. an upper arc-shaped groove; 16. a lower arc-shaped groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model provides a shell structure of a gas meter as shown in fig. 1-3, which comprises a lower shell 1, wherein the top end of the lower shell 1 is provided with an upper shell 2, the top end of the lower shell 1 is symmetrically provided with a plurality of inner grooves 10, the outer wall of the lower shell 1 is symmetrically provided with a plurality of L-shaped grooves 11 communicated with the inner grooves 10, the bottom end of the upper shell 2 is symmetrically and fixedly connected with a plurality of clamping blocks 7, the number of the L-shaped grooves 11, the inner grooves 10 and the clamping blocks 7 are equal, the bottom end of each clamping block 7 is provided with an inclined surface 9, the clamping blocks 7 are inserted into the inner grooves 10, the inclined surfaces 9 can squeeze bumps 13, one side of each clamping block 7 is provided with a clamping groove 8, the inside of each L-shaped groove 11 is rotationally connected with a rotating block 12, the top of one side of each rotating block 12 is fixedly connected with a bump 13, the outer wall of each bump 13 is in fit with the inside of each clamping groove 8, an elastic assembly is arranged in the inside each L-shaped groove 11, the elastic assembly comprises a spring 14, the fixed arrangement of the inside each spring 14 is arranged in the L-shaped groove 11, one side bottom of each spring 14 is fixedly connected with the corresponding spring 14, the side of each clamping block 12 is always pressed by the spring 14, one side of the spring 14 is in the bottom of the corresponding spring 14, the spring 14 is pushed by one side, the side of the corresponding to the corresponding side 12, and the outer wall 12 is pulled out of the shell 2, and is pulled out of the outer side of the shell 2, and is in a direction of the lower shell 2, and is in contact with the direction of the lower shell 1, and is pulled out of the upper shell 2, and is in the direction of the upper shell 2, and is perpendicular to the lower shell 2, and can be pulled out.

Further, the through-hole has been seted up on the top of going up casing 2, the inside fixedly connected with of through-hole returns shape baffle 3, the gyro wheel counter of gas table is placed to the inside of returning shape baffle 3, the inboard top fixedly connected with of returning shape baffle 3 keeps off ring 4, can set up the glass apron on the top of keeping off ring 4, avoid external dust to get into the inside of keeping off ring 4, cause the pollution to the surface of gyro wheel counter, be inconvenient for the transcription of gyro wheel counter reading, the bottom of keeping off ring 4 is provided with seal assembly, seal assembly is sealing pad 5, sealing pad 5 fixedly connected in the bottom of keeping off ring 4, the material of sealing pad 5 is soft material.

Further, the outer wall symmetry of going up casing 2 is provided with the last arc wall 15 that is linked together with inside, the outer wall of lower casing 1 is provided with the lower arc wall 16 that is linked together with inside, the number of going up arc wall 15 and lower arc wall 16 is two for place the intake pipe and the outlet duct of gas table, it all is provided with the protection subassembly to go up casing 2 and casing 1 down, the protection subassembly is protection pad 6, protection pad 6 fixed connection is in the inside of last casing 2 and casing 1 down, protection pad 6 is the rubber pad, go up casing 1 and the inside of casing 2 down and place the gas table, protection pad 6 can play the effect of protection buffering for the gas table, when avoiding going up casing 1 and casing 2 to receive the striking down, gas table and last casing 1 and the inside striking of casing 2 down.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims (6)

1. The utility model provides a shell structure of gas table, includes casing (1) down, casing (1) top is provided with casing (2) down, its characterized in that, the top symmetry of casing (1) is provided with a plurality of inside grooves (10) down, the outer wall symmetry of casing (1) is provided with a plurality of L shape grooves (11) that are linked together with inside groove (10) down, the bottom symmetry fixedly connected with a plurality of joint piece (7) of casing (2) down, the bottom of joint piece (7) is provided with inclined plane (9), one side of joint piece (7) is provided with draw-in groove (8), the inside rotation of L shape groove (11) is connected with rotating block (12), one side top fixedly connected with lug (13) of rotating block (12), the outer wall of lug (13) is connected with the inside laminating of draw-in groove (8), the inside of L shape groove (11) is provided with elastic component.

2. The housing structure of a gas meter according to claim 1, wherein the elastic component comprises a spring (14), the spring (14) is fixedly arranged in the L-shaped groove (11), one end of the spring (14) is fixedly connected with one side bottom of the rotating block (12), and the spring (14) is a compression spring.

3. The shell structure of a gas meter according to claim 1, wherein a through hole is formed in the top end of the upper shell (2), a circular baffle (3) is fixedly connected to the inside of the through hole, a baffle ring (4) is fixedly connected to the top of the inner side of the circular baffle (3), and a sealing assembly is arranged at the bottom end of the baffle ring (4).

4. A gas meter housing structure according to claim 3, wherein the sealing assembly is a sealing pad (5), the sealing pad (5) is fixedly connected to the bottom end of the baffle ring (4), and the sealing pad (5) is made of soft material.

5. The shell structure of a gas meter according to claim 4, wherein the outer wall of the upper shell (2) is symmetrically provided with an upper arc groove (15) communicated with the interior, the outer wall of the lower shell (1) is provided with a lower arc groove (16) communicated with the interior, and both the upper shell (2) and the lower shell (1) are provided with protection components.

6. The gas meter shell structure according to claim 5, wherein the protection component is a protection pad (6), the protection pad (6) is fixedly connected to the inner parts of the upper shell (2) and the lower shell (1), and the protection pad (6) is a rubber pad.