Ultrasonic gas meter with quick disassembly and assembly function

Abstract

The utility model discloses an ultrasonic gas meter with a quick disassembly and assembly function, which comprises a device body, the device body comprises a rear gas shell, a front gas shell and side fixing devices, the front gas shell is arranged at the front end of the rear gas shell, and a group of side fixing devices are respectively arranged on the rear sides of the left end and the right end of the rear gas shell; mounting insertion rails are arranged on the left side and the right side of the front end of the rear gas shell, a group of mounting insertion rails and the rear gas shell are mounted to form an n-shaped structure, the mounting insertion rails are of rectangular structures, and a plurality of groups of locking holes which are transversely distributed at equal intervals are formed in the surfaces of the mounting insertion rails; mounting embedded blocks are arranged on the left side and the right side of the rear end of the front gas shell, the front gas shell and one group of mounting embedded blocks are of an n-shaped structure after being mounted, and a plurality of groups of locking holes which are transversely distributed at equal intervals are formed in the surfaces of the mounting embedded blocks. The device can improve the disassembly and assembly efficiency of the ultrasonic gas meter and reduce the workload of workers.

Description

Technical Field

[0001] The utility model relates to the technical field of ultrasonic gas meters, in particular to an ultrasonic gas meter with a quick disassembly and assembly function. Background Art

[0002] Working principle of ultrasonic gas meter: Ultrasonic gas meter uses the time difference method to measure the gas flow rate, and reflects the flow rate of the fluid by measuring the difference in the speed of ultrasonic signal when it propagates in the fluid in the downstream and upstream. Because the error caused by the change of sound speed with the fluid temperature is small, the accuracy is high, and it is currently widely used.

[0003] Existing ultrasonic gas meters have the following defects:

[0004] The existing ultrasonic gas meter installation and disassembly methods are inconvenient, which leads to the problem that the staff takes a long time to disassemble and install the ultrasonic gas meter and the operation is difficult. Therefore, a solution is needed. Utility Model Content

[0005] 1. Technical issues to be resolved

[0006] In view of the deficiencies in the prior art, the utility model provides an ultrasonic gas meter with a quick disassembly and assembly function to solve the problems raised in the above background technology.

[0007] (II) Technical solution

[0008] To achieve the above objectives, the utility model is implemented through the following technical solutions: an ultrasonic gas meter with a quick disassembly and assembly function, comprising a device body, the device body comprising a rear gas shell, a front gas shell and a side fixing device, the front gas shell is installed at the front end of the rear gas shell, and the side fixing device is provided with a group, and a group of the side fixing devices are respectively installed at the rear sides of the left and right ends of the rear gas shell; both left and right sides of the front end of the rear gas shell are provided with mounting insertion rails, a group of the mounting insertion rails and the rear gas shell are a smooth transition and an integrally processed structure, a group of the mounting insertion rails and the rear gas shell are in a ""-shaped" structure after being installed, the mounting insertion rail is in a rectangular structure, and a plurality of groups of locking holes distributed in a transversely equidistant manner are opened on the surface of the mounting insertion rail;

[0009] Preferably, installation embedded blocks are provided on both sides of the rear end of the front gas shell, and the front gas shell and the safety embedded block are a smooth transition and an integrally processed structure. The front gas shell and a group of installation embedded blocks form a "X"-shaped structure after installation, and a plurality of groups of locking holes distributed in a laterally equidistant manner are opened on the surface of the installation embedded block.

[0010] Preferably, a sealing gasket is provided inside the mounting insertion rail, the sealing gasket is in a U-shaped structure, and the sealing gasket is made of rubber.

[0011] Preferably, a pipeline opening is provided at the top of the rear gas shell, and the pipeline opening includes a gas pipeline connector.

[0012] Preferably, the side fixing device includes a first mounting plate, a rotating shaft and a second mounting plate, the right end of the first mounting plate and the right end of the second mounting plate are both fixed on the rotating shaft, the first mounting plate and the second mounting plate are in a trapezoidal structure, and locking holes are provided on the surface, and the first mounting plate is fixed on the rear gas casing.

[0013] (III) Beneficial effects

[0014] The utility model provides an ultrasonic gas meter with a quick disassembly and assembly function. It has the following beneficial effects:

[0015] This ultrasonic gas meter with quick disassembly and assembly function includes a front gas shell and a rear gas shell, and the front gas shell and the rear gas shell are connected by an embedded connection and then locked with screws, which can further improve the efficiency of disassembly and assembly of the ultrasonic gas meter and reduce the workload of the staff. The device is equipped with a side fixing device, which can help fix the rear end of the ultrasonic gas meter to the wall. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the structure of the front gas casing of the utility model;

[0018] Figure 3 This is a schematic diagram of the structure of the rear gas shell of the utility model;

[0019] Figure 4 It is a schematic diagram of the structure of the utility model at A;

[0020] Figure 5 It is a structural schematic diagram of the side fixing device of the utility model.

[0021] In the figure, 1, device body; 2, rear gas shell; 3, front gas shell; 4, side fixing device; 5, installation insertion rail; 6, locking hole; 7, sealing gasket; 8, installation embedding block; 9, pipeline opening; 10, gas pipeline connector; 11, first installation plate; 12, rotating shaft; 13, second installation plate. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] See also Figure 1-5 , the utility model embodiment provides a technical solution: an ultrasonic gas meter with a quick disassembly and assembly function, comprising a device body 1, the device body 1 comprising a rear gas shell 2, a front gas shell 3 and a side fixing device 4, the front gas shell 3 is installed at the front end of the rear gas shell 2, and the side fixing device 4 is provided with a group, and a group of the side fixing devices 4 are respectively installed at the rear sides of the left and right ends of the rear gas shell 2; the front left and right sides of the rear gas shell 2 are provided with mounting insertion rails 5, a group of the mounting insertion rails 5 and the rear gas shell 2 are smoothly transitioned and integrally processed and formed, a group of the mounting insertion rails 5 and the rear gas shell 2 are installed to form a ""-shaped structure, the mounting insertion rails 5 are rectangular structures, and the surface of the mounting insertion rails 5 is provided with a plurality of groups of locking holes 6 distributed in a transversely equidistant manner;

[0024] The problem is that both left and right sides of the rear end of the front gas shell 3 are provided with mounting embedded blocks 8, and the front gas shell 3 and the safety embedded blocks 8 are a smooth transition and integrally processed structure. The front gas shell 3 and a group of mounting embedded blocks 8 are in a "F" shape after installation, and a plurality of groups of locking holes 6 are arranged on the surface of the mounting embedded blocks 8 in a laterally equidistant manner. When in use, the staff will make a group of mounting embedded blocks 8 of the front gas shell 3 correspond to the mounting insertion rails 5 of the rear gas shell 2, and then lift the front gas shell 3 upward, and further make a group of mounting embedded blocks 8 slide into the mounting insertion rails 5, and the mounting insertion rails 5 and the locking holes 6 of the mounting embedded blocks 8 correspond, and further the staff use screws to insert the locking holes 6, so as to install the rear gas shell 2 and the front gas shell 3, and when disassembling, only the screws need to be removed, and the front gas shell 3 at the front end of the rear gas shell 2 can be slid down to achieve the disassembly purpose.

[0025] Furthermore, a sealing gasket 7 is provided inside the mounting insert rail 5. The sealing gasket 7 has a U-shaped structure and is made of rubber. The sealing gasket 7 inside the mounting insert rail 5 is made of rubber, thereby reducing the gap between the mounting insert rail 5 and the mounting embedding block 8, and further improving the sealing between the afterburner housing 2 and the front gas housing 3.

[0026] Differently, a pipeline opening 9 is provided on the top of the rear gas shell 2, and a gas pipeline connector 10 is included on the pipeline opening 9. The pipeline opening 9 is for facilitating the installation of the gas pipeline connector 10, so as to facilitate the connection with the gas pipeline.

[0027] Specifically, the side fixing device 4 includes a first mounting piece 11, a rotating shaft 12 and a second mounting piece 13. The right end of the first mounting piece 11 and the right end of the second mounting piece 13 are both fixed on the rotating shaft 12. The first mounting piece 11 and the second mounting piece 13 are in a trapezoidal structure and have locking holes 6 on their surfaces. The first mounting piece 11 is fixed on the rear gas casing 2. When fixing, the staff rotates the second mounting piece 13 to make the second mounting piece 13 fit to the mounting point. The staff inserts a screw into the locking hole 6 of the second mounting piece 13 to further fix the rear gas casing 2.

[0028] Working principle: During operation, the staff rotates the second mounting piece 13 to make the second mounting piece 13 fit to the mounting point, and inserts the screw into the locking hole 6 of the second mounting piece 13 to further fix the rear gas shell 2. The staff makes a group of mounting embedded blocks 8 of the front gas shell 3 correspond to the mounting insertion rail 5 of the rear gas shell 2, and then lifts the front gas shell 3 upward, so that a group of mounting embedded blocks 8 can slide into the mounting insertion rail 5, and the mounting insertion rail 5 and the locking hole 6 of the mounting embedded blocks 8 can correspond, and the staff further inserts the screw into the locking hole 6 to install the rear gas shell 2 and the front gas shell 3. When disassembling, just remove the screw and slide down the front gas shell 3 at the front end of the rear gas shell 2 to achieve the disassembly purpose.

[0029] The utility model includes 1. device body; 2. rear gas shell; 3. front gas shell; 4. side fixing device; 5. installation insertion rail; 6. locking hole; 7. sealing gasket; 8. installation embedding block; 9. pipeline opening; 10. gas pipeline connecting head; 11. first installation plate; 12. rotating shaft; 13. second installation plate. All the components are universal standard parts or components known to the technical personnel in this field, and their structures and principles can be known to the technical personnel in this field through technical manuals or through conventional experimental methods. The problem solved by the utility model is that the existing ultrasonic gas meter installation and disassembly method is inconvenient, which leads to the problem that the staff takes a long time to disassemble and assemble the ultrasonic gas meter and the operation is difficult. The utility model can improve the efficiency of disassembling and assembling the ultrasonic gas meter and reduce the workload of the staff through the mutual combination of the above components.

[0030] The above shows and describes the basic principles and main features of the utility model and the advantages of the utility model. For those skilled in the art, it is obvious that the utility model is not limited to the details of the above exemplary embodiments, and can be implemented in other specific forms without departing from the spirit or basic features of the utility model. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the utility model is limited by the attached claims rather than the above description, and it is intended to include all changes within the meaning and scope of the equivalent elements of the claims. Any figure mark in the claims should not be regarded as limiting the claims involved.

[0031] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. An ultrasonic gas meter with quick disassembly and assembly function, characterized in that: The device comprises a device body (1), wherein the device body (1) comprises a rear gas shell (2), a front gas shell (3) and a side fixing device (4), wherein the front gas shell (3) is mounted at the front end of the rear gas shell (2), and the side fixing device (4) is provided in a group, wherein the group of side fixing devices (4) is respectively mounted at the rear sides of the left and right ends of the rear gas shell (2); The front end of the rear gas shell (2) is provided with mounting insertion rails (5) on both sides, a group of the mounting insertion rails (5) and the rear gas shell (2) are smoothly transitioned and integrally processed and formed, a group of the mounting insertion rails (5) and the rear gas shell (2) form a ""-shaped" structure after being installed, the mounting insertion rails (5) are rectangular in shape, and a plurality of groups of locking holes (6) are provided on the surface of the mounting insertion rails (5) and are distributed in a transversely equidistant manner; The front gas shell (3) is provided with mounting embedded blocks (8) on both left and right sides of the rear end. The front gas shell (3) and the safety embedded blocks (8) are smoothly transitioned and integrally processed and formed. The front gas shell (3) and a group of mounting embedded blocks (8) form a "J"-shaped structure after being installed. The surface of the mounting embedded blocks (8) is provided with a plurality of groups of locking holes (6) distributed in a transversely equidistant manner.

2. The ultrasonic gas meter with quick disassembly and assembly function according to claim 1, characterized in that: A sealing pad (7) is provided inside the installation insertion rail (5); the sealing pad (7) is in a U-shaped structure and is made of rubber.

3. The ultrasonic gas meter with quick disassembly and assembly function according to claim 1, characterized in that: A pipeline opening (9) is provided on the top of the rear gas shell (2), and a gas pipeline connector (10) is provided on the pipeline opening (9).

4. The ultrasonic gas meter with quick disassembly and assembly function according to claim 1, characterized in that: The side fixing device (4) comprises a first mounting plate (11), a rotating shaft (12) and a second mounting plate (13); the right end of the first mounting plate (11) and the right end of the second mounting plate (13) are both fixed on the rotating shaft (12); the first mounting plate (11) and the second mounting plate (13) are in a trapezoidal structure and have locking holes (6) on their surfaces; the first mounting plate (11) is fixed on the rear gas casing (2).

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