Natural gas metering device convenient to disassemble

Abstract

The application relates to the technical field of natural gas metering, and provides a natural gas metering equipment convenient to disassemble and assemble, which comprises a natural gas metering instrument panel body, the natural gas metering instrument panel body is connected with a first transmission gear through a central shaft, a third transmission gear is arranged on the surface of an adjusting rod in an adjusting mechanism, a worm is in transmission connection with a worm wheel, the worm wheel is coaxially connected with the third transmission gear, when a limiting rib is located in a rotating cavity, the first transmission gear is in transmission connection with the third transmission gear, when the limiting rib is located in a limiting groove, a first telescopic frame and a second telescopic frame in a mounting mechanism are in sliding connection, a third telescopic frame is in sliding connection with the second telescopic frame, the first telescopic frame, the second telescopic frame and the third telescopic frame are all in transmission connection with the third transmission gear, the two surfaces of L-shaped blocks at the ends of the first telescopic frame, the second telescopic frame and the third telescopic frame are respectively provided with first mounting holes and second mounting holes, and the natural gas metering equipment has the characteristics of convenient adjustment, convenient disassembly and assembly and convenient connection.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of natural gas metering, in particular to a natural gas metering equipment convenient to disassemble and assemble. BACKGROUND

[0002] Liquefied natural gas has a wide range of uses. As a clean energy source, natural gas can reduce sulfur dioxide and dust emissions. Its manufacturing process is to first purify the natural gas produced by the gas field, then use a series of ultra-low temperature liquefaction, and then use a liquefied natural gas ship for transportation. The combustion of liquefied natural gas is very small in air pollution, and the heat released is large, so liquefied natural gas is a relatively advanced energy source. When filling liquefied natural gas, a metering device needs to be used for metering.

[0003] The liquefied natural gas filling metering device disclosed in Publication No. CN213900744U includes a filling pipe, a filling groove, and a conduit. The filling pipe is a cylindrical structure and has a connecting sleeve installed at the bottom. The filling pipe is connected to the conduit through the connecting sleeve. The conduit is connected to a clamping sleeve at the end away from the connecting sleeve. The filling pipe has a filling groove inside. The filling groove has an inductor installed inside. The filling groove is in communication with a sealing groove provided inside the connecting sleeve. The sealing groove has a plurality of springs arranged vertically and movably connected inside. The springs are connected to a sealing plate. The connecting sleeve and the sealing plate are in abutment. The conduit has a plurality of gas guide holes in communication with the sealing groove on the outer wall. The sealing groove is in communication with the inside of the conduit through the gas guide holes. The liquefied natural gas filling metering device effectively improves the sealing performance of the device during use and facilitates disassembly and assembly for the operator.

[0004] The natural gas filling metering equipment described above has the following problems during actual installation: (1) When the model or size of the natural gas metering equipment changes, the originally reserved mounting point cannot match the mounting structure on the new natural gas metering equipment, so it is necessary to re-install or arrange a new mounting point, which is time-consuming and labor-intensive; (2) When the natural gas metering equipment has been fixed, sometimes the pipeline on the natural gas metering equipment cannot be aligned with the natural gas pipeline, and the natural gas metering equipment needs to be disassembled to adjust the position or direction of the pipeline on the natural gas metering equipment. SUMMARY

[0005] The present application aims to provide a natural gas metering equipment convenient to disassemble and assemble, which aims to solve the problems of the prior art.

[0006] In order to achieve the above object, the present application provides the following technical scheme, a natural gas metering equipment convenient to disassemble, including natural gas metering instrument panel body and base, the natural gas metering instrument panel body both sides are respectively connected with first connecting pipe and second connecting pipe, the base surface is provided with installation platform, the natural gas metering instrument panel body back is connected with first transmission gear through center shaft, the center shaft penetrates installation platform, the base is provided with adjusting mechanism between installation platform, the base is movably connected with installation mechanism,

[0007] The adjusting mechanism includes an adjusting rod, a knob, a worm, a worm gear, a second transmission gear, a shaft and a third transmission gear, the adjusting rod is fixedly connected with the third transmission gear on the surface, the worm is in transmission connection with the worm gear, the worm gear and the third transmission gear are coaxially connected, the adjusting rod is provided with a limiting rib at the end, the worm is provided with a center groove at the end, the adjusting rod is movably sleeved in the center groove, the center groove includes a limiting groove and a rotating cavity, when the limiting rib is in the rotating cavity, the first transmission gear is in transmission connection with the third transmission gear, when the limiting rib is in the limiting groove, the first transmission gear is disconnected with the third transmission gear, when the direction of the screw or bolt at the installation point is horizontal, the screw or bolt can be installed in the second installation hole, when the direction of the screw or bolt at the installation point is vertical, the screw or bolt can be installed in the first installation hole, when the structure of the installation point is a limiting hole or a limiting groove, only the L-shaped block needs to be inserted into the limiting hole or the limiting groove in the horizontal or vertical direction; when disassembling, when the screw or bolt is installed, the screw or bolt can be directly disassembled, if the structure of the installation point is a limiting hole or a limiting groove, the L-shaped block can be removed from the limiting hole or the limiting groove by reversing the knob, the worm gear is connected with the third transmission gear through the shaft, the adjusting rod is fixedly connected with the knob at the end;

[0008] The installation mechanism includes a first telescopic frame, a second telescopic frame, a third telescopic frame and an L-shaped block, the first telescopic frame is in sliding connection with the second telescopic frame, the third telescopic frame is in sliding connection with the second telescopic frame, the first telescopic frame, the second telescopic frame and the third telescopic frame are in transmission connection with the third transmission gear, the first telescopic frame, the second telescopic frame and the third telescopic frame are fixedly connected with the L-shaped block at the end, the two surfaces of the L-shaped block are respectively provided with a first installation hole and a second installation hole.

[0009] As a further scheme of the present application, the first telescopic frame and the second telescopic frame are respectively provided with a first guide hole and a second guide hole on the surface, the second telescopic frame is in sliding connection in the first guide hole, the third telescopic frame is in sliding connection in the second guide hole, the included angle between the first telescopic frame, the second telescopic frame and the third telescopic frame is 120 degrees.

[0010] As a further scheme of the present application, the first telescopic frame, the second telescopic frame and the third telescopic frame are respectively provided with first engaging teeth, second engaging teeth and third engaging teeth, and the first engaging teeth, the second engaging teeth and the third engaging teeth are all in transmission connection with the third transmission gear.

[0011] As a further scheme of the present application, the base is provided with a first hidden hole, a second hidden hole and a third hidden hole, and the first telescopic frame, the second telescopic frame and the third telescopic frame are respectively slidably connected in the first hidden hole, the second hidden hole and the third hidden hole.

[0012] As a further scheme of the present application, the base is fixedly connected with a fixed column between the base and the mounting table, and the base is fixedly connected with a first support and a second support, and the adjusting rod and the worm are respectively installed on the surfaces of the first support and the second support.

[0013] As a further scheme of the present application, the end of the adjusting rod is fixedly connected with a knob.

[0014] As a further scheme of the present application, the bottom of the base is fixedly connected with a rubber block, and the base is abutted on the surface of the mounting frame through the rubber block, and the rubber block can play a role of shock absorption and buffering.

[0015] The present application has the advantages that when the limiting ribs are located in the limiting grooves, the positions of the three L-shaped blocks can be adjusted according to the positions of the mounting points by rotating the adjusting rod, and when the limiting ribs are located in the rotating cavities, the directions of the first connecting pipe and the second connecting pipe can be adjusted in the mounting plane according to the positions of the natural gas pipelines by rotating the adjusting rod, so that the present application has the characteristics of convenient adjustment, convenient disassembly and connection. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is an exploded view of the natural gas metering equipment convenient to disassemble according to an embodiment of the present application.

[0017] Figure 2 It is a perspective view of the natural gas metering instrument panel body according to an embodiment of the present application.

[0018] Figure 3 It is a perspective view of the adjusting mechanism according to an embodiment of the present application.

[0019] Figure 4 It is a front view of the adjusting rod according to an embodiment of the present application.

[0020] Figure 5 It is a front view of the worm according to an embodiment of the present application.

[0021] Figure 6 It is a first front view of the natural gas metering equipment convenient to disassemble according to an embodiment of the present application.

[0022] Figure 7 For the embodiment of the present application Figure 6 A partial enlarged view of a in the embodiment of the present application.

[0023] Figure 8 A second front view of a natural gas metering device convenient to disassemble according to an embodiment of the present application.

[0024] Figure 9 For the embodiment of the present application Figure 8 A partial enlarged view of b in the embodiment of the present application.

[0025] Figure 10 A perspective view of a base in the embodiment of the present application.

[0026] Figure 11 A perspective view of a mounting mechanism in the embodiment of the present application.

[0027] Figure 12 A first perspective view of a natural gas metering device convenient to disassemble according to an embodiment of the present application.

[0028] Figure 13 For the embodiment of the present application Figure 12 A partial enlarged view of c in the embodiment of the present application.

[0029] Figure 14 A second perspective view of a natural gas metering device convenient to disassemble according to an embodiment of the present application.

[0030] Figure 15 A third perspective view of a natural gas metering device convenient to disassemble according to an embodiment of the present application.

[0031] Fig. 1 is a natural gas metering panel body, 11 is a first connecting pipe, 12 is a center shaft, 13 is a first transmission gear, 14 is a second connecting pipe, 15 is a display interface, 16 is a buzzer alarm module, 2 is an adjusting mechanism, 21 is a knob, 22 is an adjusting rod, 221 is a limiting rib, 23 is a worm, 231 is a center groove, 2311 is a limiting groove, 2312 is a rotating cavity, 24 is a worm wheel, 25 is a second transmission gear, 26 is a rotating shaft, 27 is a third transmission gear, 3 is a base, 31 is a fixed column, 32 is a mounting table, 33 is a first support, 34 is a second support, 35 is a first hidden hole, 36 is a second hidden hole, 37 is a third hidden hole, 38 is a rubber block, 4 is a mounting mechanism, 41 is a first telescopic frame, 411 is a first guide hole, 412 is a first meshing tooth, 42 is a second telescopic frame, 421 is a second guide hole, 422 is a second meshing tooth, 43 is a third telescopic frame, 431 is a third meshing tooth, 44 is an L-shaped block, 441 is a first mounting hole, 442 is a second mounting hole. Embodiment

[0032] In order to make the objects, technical solutions and advantages of the present application clearer, the following further describes the present application in detail with reference to the drawings and specific embodiments. It should be understood that the specific embodiments described herein are only used to explain the present application and not used to limit the present application.

[0033] The specific implementation of the present application is described in detail below in combination with specific embodiments.

[0034] Please refer to Figures 1 to 15 The natural gas metering device provided by the embodiment of the present application is convenient to disassemble and assemble, and comprises a natural gas metering panel body 1 and a base 3. The natural gas metering panel body 1 is fixedly connected with a first connecting pipe 11 and a second connecting pipe 14 on the two sides, respectively. A display interface 15 and a buzzer alarm module 16 are arranged on the surface of the natural gas metering panel body 1. The display interface 15 is used to display specific parameters of natural gas. When an abnormality occurs, the buzzer alarm module 16 will issue an alarm. An installation table 32 is arranged on the surface of the base 3. The natural gas metering panel body 1 is connected with a first transmission gear 13 through a central shaft 12 on the back. The central shaft 12 penetrates the installation table 32. An adjusting mechanism 2 is arranged between the base 3 and the installation table 32. An installation mechanism 4 is movably connected in the base 3.

[0035] The adjusting mechanism 2 comprises a knob 21, an adjusting rod 22, a worm 23, a worm wheel 24, a second transmission gear 25, a rotating shaft 26 and a third transmission gear 27. The third transmission gear 27 is fixedly connected to the surface of the adjusting rod 22. The worm 23 is in transmission connection with the worm wheel 24. The worm wheel 24 and the third transmission gear 27 are coaxially connected. A limiting rib 221 is arranged at the end of the adjusting rod 22. A central groove 231 is arranged at the end of the worm 23. The adjusting rod 22 is movably sleeved in the central groove 231. The central groove 231 comprises a limiting groove 2311 and a rotating cavity 2312. When the limiting rib 221 is located in the rotating cavity 2312, the first transmission gear 13 is in transmission connection with the third transmission gear 27. When the limiting rib 221 is located in the limiting groove 2311, the first transmission gear 13 is disconnected from the third transmission gear 27. The worm wheel 24 is connected with the third transmission gear 27 through the rotating shaft 26. The knob 21 is fixedly connected to the end of the adjusting rod 22.

[0036] The mounting mechanism 4 comprises a first telescopic frame 41, a second telescopic frame 42, a third telescopic frame 43 and an L-shaped block 44, the first telescopic frame 41 is slidably connected with the second telescopic frame 42, the third telescopic frame 43 is slidably connected with the second telescopic frame 42, the first telescopic frame 41, the second telescopic frame 42 and the third telescopic frame 43 are all drivingly connected with the third transmission gear 27, the first telescopic frame 41, the second telescopic frame 42 and the third telescopic frame 43 are all fixedly connected with the L-shaped block 44 at the end, and the L-shaped block 44 is provided with a first mounting hole 441 and a second mounting hole 442 on two surfaces respectively.

[0037] Further, the first telescopic frame 41 and the second telescopic frame 42 are respectively provided with a first guide hole 411 and a second guide hole 421 on the surfaces, the second telescopic frame 42 is slidably connected in the first guide hole 411, the third telescopic frame 43 is slidably connected in the second guide hole 421, and the included angle between the first telescopic frame 41, the second telescopic frame 42 and the third telescopic frame 43 is 120 degrees.

[0038] Further, the first telescopic frame 41, the second telescopic frame 42 and the third telescopic frame 43 are respectively provided with a first meshing tooth 412, a second meshing tooth 422 and a third meshing tooth 431 on the surfaces, and the first meshing tooth 412, the second meshing tooth 422 and the third meshing tooth 431 are all drivingly connected with the third transmission gear 27.

[0039] Further, the base 3 is provided with a first hidden hole 35, a second hidden hole 36 and a third hidden hole 37 on the surface, and the first telescopic frame 41, the second telescopic frame 42 and the third telescopic frame 43 are slidably connected in the first hidden hole 35, the second hidden hole 36 and the third hidden hole 37 respectively.

[0040] Further, the base 3 is fixedly connected with a fixed column 31 between the base 3 and the mounting table 32, the base 3 is fixedly connected with a first support 33 and a second support 34 on the surface, and the adjusting rod 22 and the worm 23 are installed on the surfaces of the first support 33 and the second support 34 respectively.

[0041] In the embodiment of the application, when the limiting rib 221 is located in the limiting groove 2311, the knob 21 drives the adjusting rod 22, the limiting rib 221 and the worm 23 to rotate, the rotating worm 23 drives the third transmission gear 27 to rotate through the worm gear 24, the rotating third transmission gear 27 drives the first telescopic frame 41, the second telescopic frame 42 and the third telescopic frame 43 to move away from the base 3 or to move close to the base 3 through the first meshing tooth 412, the second meshing tooth 422 and the third meshing tooth 431 respectively, and the L-shaped block 44 stops after moving to the position of the mounting point.

[0042] Please refer to Figure 10In one embodiment of the present application, the bottom of the base 3 is fixedly connected with a rubber block 38.

[0043] In the embodiment of the present application, the base 3 is abutted against the surface of the mounting frame through the rubber block 38, and the rubber block 38 can play a role of shock absorption and buffering.

[0044] The working principle of the present application is as follows: the installation and disassembly steps are as follows: during installation, first, the base 3 is abutted against the surface of the mounting frame through the rubber block 38, and then the limiting rib 221 at the end of the adjusting rod 22 is located in the limiting groove 2311 by pulling the knob 21, at this time, the knob 21 drives the adjusting rod 22, the limiting rib 221 and the worm 23 to rotate, the rotating worm 23 drives the third transmission gear 27 to rotate through the worm gear 24, the rotating third transmission gear 27 drives the first telescopic frame 41, the second telescopic frame 42 and the third telescopic frame 43 to move away from the base 3 or to move close to each other through the first meshing teeth 412, the second meshing teeth 422 and the third meshing teeth 431 respectively, until the L-shaped block 44 stops moving to the position of the installation point, the position of the L-shaped block 44 can be adjusted at will according to the position of the installation point, when the direction of the screw or bolt of the installation point is horizontal, the screw or bolt can be installed in the second mounting hole 442, when the direction of the screw or bolt of the installation point is vertical, the screw or bolt can be installed in the first mounting hole 441, and when the structure of the installation point is a limiting hole or a limiting groove, the L-shaped block 44 only needs to be inserted into the limiting hole or the limiting groove in the horizontal or vertical direction; during disassembly, when the screw or bolt is installed, the screw or bolt can be directly disassembled, and if the structure of the installation point is a limiting hole or a limiting groove, the L-shaped block 44 can be removed from the limiting hole or the limiting groove by reversely rotating the knob 21;

[0045] The direction adjusting steps of the first connecting pipe 11 and the second connecting pipe 14 are as follows: first, the limiting rib 221 at the end of the adjusting rod 22 is located in the rotating cavity 2312 by pulling the knob 21, and then the knob 21 drives the adjusting rod 22 and the second transmission gear 25 to rotate, the rotating second transmission gear 25 rotates the natural gas meter panel body 1 around the central shaft 12 through the first transmission gear 13, and the direction of the first connecting pipe 11 and the second connecting pipe 14 can be adjusted in the installation plane according to the position of the natural gas pipeline, so that the direction of the first connecting pipe 11 and the second connecting pipe 14 can be adjusted according to the position of the natural gas pipeline even if the natural gas meter panel body 1 has been fixedly installed.

[0046] In summary, when the limiting rib 221 is located in the limiting groove 2311, the position of the three L-shaped blocks 44 can be adjusted according to the position of the mounting point by rotating the adjusting rod 22; when the limiting rib 221 is located in the rotating cavity 2312, the direction of the first connecting pipe 11 and the second connecting pipe 14 can be adjusted in the mounting plane according to the position of the natural gas pipeline by rotating the adjusting rod 22, and the adjusting, dismounting and connecting are convenient.

[0047] For those skilled in the art, although several embodiments and examples of the present application are described, these embodiments and examples are presented as examples and are not intended to limit the scope of the application. These new embodiments can be implemented in other various ways, and various omissions, substitutions, changes can be made without departing from the scope of the application. These embodiments and their modifications are included in the scope and spirit of the application, and are included in the scope of the application and its equivalents as recited in the claims.

[0048] In addition, it should be understood that although the present specification is described in terms of embodiments, not every embodiment contains only one independent technical solution, and the description of the specification is only for the sake of clarity. Those skilled in the art should consider the specification as a whole, and the technical solutions in each example can be appropriately combined to form other embodiments that those skilled in the art can understand.

Claims

1. A natural gas metering device convenient to disassemble, comprising a natural gas metering panel body and a base, the natural gas metering panel body is connected with the base through a center shaft, the center shaft penetrates through a mounting table, an adjusting mechanism is arranged between the base and the mounting table, and a mounting mechanism is movably connected in the base. The first connecting pipe and the second connecting pipe are respectively fixedly connected to the two sides of the watch dial body, a mounting table is arranged on the surface of the base, and the mounting table is characterized by comprising a first mounting groove and a second mounting groove. The back of the natural gas metering panel body is connected with a first transmission gear through a center shaft, the center shaft penetrates through a mounting table, an adjusting mechanism is arranged between the base and the mounting table, and a mounting mechanism is movably connected in the base. The adjusting mechanism comprises a knob, an adjusting rod, a worm, a worm gear, a second transmission gear, a rotating shaft and a third transmission gear, the surface of the adjusting rod is fixedly connected with the second transmission gear, the worm is in transmission connection with the worm gear, the worm gear and the third transmission gear are coaxially connected, a limiting rib is arranged at the end of the adjusting rod, a center groove is arranged at the end of the worm, the adjusting rod is movably sleeved in the center groove, the center groove comprises a limiting groove and a rotating cavity, when the limiting rib is located in the rotating cavity, the first transmission gear is in transmission connection with the second transmission gear, when the limiting rib is located in the limiting groove, the first transmission gear is disconnected with the second transmission gear, the worm gear is connected with the third transmission gear through the rotating shaft, and the end of the adjusting rod is fixedly connected with the knob. The mounting mechanism comprises a first telescopic frame, a second telescopic frame, a third telescopic frame and an L-shaped block, the first telescopic frame is slidably connected with the second telescopic frame, the third telescopic frame is slidably connected with the second telescopic frame, the first telescopic frame, the second telescopic frame and the third telescopic frame are all in transmission connection with the third transmission gear, the end of the first telescopic frame, the second telescopic frame and the third telescopic frame is fixedly connected with the L-shaped block, and the two surfaces of the L-shaped block are respectively provided with a first mounting hole and a second mounting hole. The surfaces of the first telescopic frame and the second telescopic frame are respectively provided with a first guide hole and a second guide hole, the second telescopic frame is slidably connected in the first guide hole, and the third telescopic frame is slidably connected in the second guide hole, and the included angle between the first telescopic frame, the second telescopic frame and the third telescopic frame is 120 degrees. The surfaces of the first telescopic frame, the second telescopic frame and the third telescopic frame are respectively provided with a first meshing tooth, a second meshing tooth and a third meshing tooth, and the first meshing tooth, the second meshing tooth and the third meshing tooth are all in transmission connection with the third transmission gear.

2. The natural gas metering apparatus of claim 1, wherein, The surface of the base is provided with a first hidden hole, a second hidden hole and a third hidden hole, and the first telescopic frame, the second telescopic frame and the third telescopic frame are slidably connected in the first hidden hole, the second hidden hole and the third hidden hole respectively.

3. The natural gas metering apparatus of claim 2, wherein, The base and the mounting table are fixedly connected with a fixed column, the surface of the base is fixedly connected with a first support and a second support, and the adjusting rod and the worm are respectively arranged on the surfaces of the first support and the second support. The bottom of the base is fixedly connected with a rubber block.

4. The natural gas metering apparatus of claim 3, wherein, ​ 5. The natural gas metering apparatus of claim 1, wherein, ​ 6. The natural gas metering apparatus of claim 1, wherein, ​

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