Liquefied natural gas monitoring equipment convenient to install and debug

Abstract

The utility model provides liquefied natural gas monitoring equipment convenient to install and debug, which comprises a flowmeter multifunctional meter head and a circular ring clamping assembly, the circular ring clamping assembly comprises a bottom cross beam, two rigid clamping strips and a fixing block; the bottoms of the two rigid clamping strips are rotationally connected to the two sides of the bottom cross beam, the tops of the two rigid clamping strips are connected with the fixing block through bolts, inserting plates are installed on the two sides of the upper end face of the fixing block through bolts respectively, a groove is formed in one side of each inserting plate, and a clamping groove is reserved in the other side of the bottom of each groove; a groove is formed in the base, a spring is fixed to the end of the groove, a sliding block is connected to the other end of the spring, a groove body is formed in one side of the sliding block, a rotating shaft is installed in the groove body, and a roller is fixed to the outer wall of the rotating shaft; the bottom of the multifunctional flowmeter head is connected with an insertion rod, and a clamping block is installed on the outer side of the bottom of the insertion rod. And when the inserting rod is inserted into the groove, the clamping block is meshed in the clamping groove. According to the utility model, the multifunctional meter head of the flow meter can be quickly mounted, replaced and debugged.

Description

Technical Field

[0001] The utility model relates to the technical field of natural gas, in particular to a liquefied natural gas monitoring device which is convenient to install and debug. Background Art

[0002] Natural gas is a gaseous fossil fuel mainly composed of methane. It mainly exists in oil fields and natural gas fields, and a small amount is also found in coal seams. At present, a large amount of natural gas is extracted through pipeline transportation, and pipeline transportation transfer stations will use a large number of flow meters in the pipeline for monitoring. The natural gas flow meter is manufactured based on the Karman vortex street principle. It has the advantages of high measurement accuracy, wide range, low power consumption, easy installation, simple operation, and small pressure loss. It can measure the working volume flow or standard volume flow, and is currently an ideal natural gas metering instrument.

[0003] The existing multifunctional flow meters are all fixed by bolts, and the sensor elements are inserted into the pipeline. Such multifunctional flow meters are installed with the valves closed and the gas is stopped, or two sets of multifunctional flow meters are installed in parallel, and opened alternately during maintenance and replacement. This installation method is inconvenient to install and debug, and requires multiple steps to complete the installation. It is also inconvenient to disassemble, which is not conducive to subsequent maintenance, cleaning and replacement. Therefore, we propose a liquefied natural gas monitoring device that is easy to install and debug to solve the above problems. Utility Model Content

[0004] In view of the problems in the prior art, the utility model provides a liquefied natural gas monitoring device which is convenient to install and debug.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A liquefied natural gas monitoring device that is easy to install and debug, includes a multifunctional flow meter head and a circular ring clamping assembly, the circular ring clamping assembly includes a bottom crossbeam, two rigid clamping strips, and a fixed block; the bottoms of the two rigid clamping strips are rotatably connected to the two sides of the bottom crossbeam, and the tops are connected to the fixed block by bolts, and plug-in boards are respectively installed on both sides of the upper end surface of the fixed block by bolts, one side of the plug-in board is provided with a groove, and the other side of the bottom of the groove is reserved with a card slot; a spring is fixed to the end of the groove, and the other end of the spring is connected to a slider, one side of the slider is provided with a groove body, a rotating shaft is installed inside the groove body, and a roller is fixed to the outer wall of the rotating shaft; the bottom of the multifunctional flow meter head is connected to a plug rod, and a card block is installed on the outer side of the bottom of the plug rod; wherein, when the plug rod is inserted into the groove, the card block engages in the card slot.

[0007] As a further improvement of this solution, the insert rod and the clamping block form an "L"-shaped structure.

[0008] As a further improvement of the present solution, the spring and the slider form a telescopic structure, and one side of the slider is designed to be inclined.

[0009] As a further improvement of the present solution, the roller forms a rotating structure with the slider via a rotating shaft.

[0010] As a further improvement of this solution, a plurality of rubber balls are fixedly attached to the top side of the bottom cross beam and the bottom of the fixed block.

[0011] Compared with the prior art, the utility model has the following beneficial effects: when installing the utility model, the ring clamping assembly is wrapped around the pipeline, and the multifunctional head of the flow meter is installed with a card block on the outer side of the bottom of the plug rod; the plug rod is inserted into the groove of the plug board, and the card block is engaged in the card slot; the quick plug-in installation is completed,

[0012] At the same time, under the pressure of the spring and the slider, the card slot and the card block are further closely fitted, which increases the stability after installation. The multi-function flow meter can be installed conveniently and quickly, reducing the installation time of the multi-function flow meter, and it is convenient to remove the multi-function flow meter from the beam, which is conducive to the later replacement, repair, maintenance or cleaning of the multi-function flow meter. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The utility model is further described below in conjunction with the accompanying drawings.

[0014] Figure 1 This is a schematic diagram of the overall front structure of the utility model;

[0015] Figure 2 For this utility model Figure 1 A schematic diagram of the structure enlargement in the middle;

[0016] Figure 3 This is a schematic diagram of the state of the multifunctional flow meter head of the utility model after installation.

[0017] Markings in the figure: 1- multi-function flow meter head; 2- ring clamping assembly; 3- plug-in board; 4- bottom crossbeam; 5- rubber ball; 6- fixed block; 7- groove; 8- slider; 9- slot; 10- shaft; 11- roller; 12- trough body; 13- spring; 14- rod; 15- block. DETAILED DESCRIPTION

[0018] 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.

[0019] like Figure 1-3 As shown, the present embodiment provides a liquefied natural gas monitoring device that is convenient for installation and debugging, including a multifunctional flow meter head 1 and a circular ring clamping assembly 2, wherein the circular ring clamping assembly 2 includes a bottom cross beam 4, two rigid clamping strips, and a fixed block 6; the bottom of the two rigid clamping strips are rotatably connected to the two sides of the bottom cross beam 4, and the top is connected to the fixed block 6 by bolts, and the upper end surface of the fixed block 6 is respectively installed with a plug-in board 3 by bolts on both sides, and a groove 7 is provided on one side of the plug-in board 3, and a card slot 9 is reserved on the other side of the bottom of the groove 7; a spring 13 is fixed at the end of the groove 7, and a slider 8 is connected to the other end of the spring 13, and a groove body 12 is provided on one side of the slider 8, and a rotating shaft 10 is installed inside the groove body 12, and a roller 11 is fixed to the outer wall of the rotating shaft 10; the bottom of the multifunctional flow meter head 1 is connected to a plug rod 14, and a card block 15 is installed on the outer side of the bottom of the plug rod 14; wherein, when the plug rod 14 is inserted into the groove 7, the card block 15 is engaged in the card slot 9.

[0020] The plug rod 14 and the clamping block 15 form an "L"-shaped structure. The clamping block 15 and the plug rod 14 are connected to the plug board 3 through the clamping slot 9, which ensures that the clamping block 15 can be stably installed inside the clamping slot 9.

[0021] The spring 13 and the slider 8 form a telescopic structure, and one side of the slider 8 is designed to be inclined.

[0022] The roller 11 forms a rotating structure with the slider 8 via the rotating shaft 10 .

[0023] During specific installation and disassembly, the sensor of the multifunctional flow meter head 1 is placed inside the pipeline, and the multifunctional flow meter head 1 is electrically connected to the external power supply device; loosen the bolts between the fixing block 6 and the two rigid clamps; the two rigid clamps are opened, and the bottom crossbeam 4 supports the bottom of the pipeline. After wrapping and installing on the pipeline, pre-tighten the bolts between the fixing block 6 and the two rigid clamps to complete the fixed installation of the annular clamp assembly 2; then hold the multifunctional flow meter head 1 and press it downward, the block 15 and the plug rod 14 engage through the slot 9, while pressing, the slider 8 is squeezed by the end of the plug rod 1, and the roller 11 moves backward along the rotating shaft 10; the rightward elastic force generated by the spring 13 makes the slider 8 fit tightly with the plug rod 14, so that the block 15 and the slot 14 fit tightly. When disassembling for repair or regular maintenance, push the multifunctional flow meter head 1 a little to the left, and then push it upward to easily pull it out. You only need to quickly disassemble the head without disassembling the annular clamp assembly 2. By wrapping the ring clamp assembly around the pipe, the multifunctional flow meter head is installed with a block on the outside of the bottom of the plug rod; the plug rod is inserted into the groove of the plug board, and the block is engaged in the slot; the quick plug-in installation is completed, and at the same time, under the pressure of the spring and the slider, the slot and the block are further tightly fitted, increasing the stability after installation. The multifunctional flow meter can be installed conveniently and quickly, reducing the installation time of the multifunctional flow meter, and it is convenient to remove the multifunctional flow meter from the beam, which is conducive to the later replacement, repair, maintenance or cleaning of the multifunctional flow meter.

[0024] Example 2

[0025] The structures of this embodiment and embodiment 1 are basically the same, and the only difference is that the structure of this embodiment is further optimized on the basis of embodiment 1. Specifically, a plurality of rubber balls 5 are fixedly attached to the top side of the bottom cross beam 4 and the bottom of the fixing block 6. During installation, the bottom cross beam 4 and the fixing block 6 can be firmly clamped between the two clamping strips by squeezing the rubber balls 5 to increase the friction coefficient.

[0026] The above contents are merely examples of the structure of the present utility model. The technical personnel in the relevant technical field may make various modifications or additions to the specific embodiments described or replace them in a similar manner. As long as they do not deviate from the structure of the present utility model or exceed the scope defined in the claims, they should all fall within the protection scope of the present utility model.

Claims

1. A liquefied natural gas monitoring device that is easy to install and debug, comprising a multifunctional flow meter head (1) and a ring clamping assembly (2), characterized in that: The annular clamping assembly (2) comprises a bottom crossbeam (4), two rigid clamping strips, and a fixing block (6); the bottoms of the two rigid clamping strips are rotatably connected to the two sides of the bottom crossbeam (4), and the tops are connected to the fixing block (6) by bolts; plug-in plates (3) are respectively installed on the two sides of the upper end surface of the fixing block (6) by bolts; a groove (7) is provided on one side of the plug-in plate (3), and a clamping groove (9) is reserved on the other side of the bottom of the groove (7); a spring (13) is fixed at the end of the groove (7), and the spring (13) is connected to the fixing block (6) by bolts; The other end of the spring (13) is connected to a slider (8), a groove (12) is provided on one side of the slider (8), a rotating shaft (10) is installed inside the groove (12), and a roller (11) is fixed to the outer wall of the rotating shaft (10); the bottom of the multifunctional flow meter head (1) is connected to an insertion rod (14), and a clamping block (15) is installed on the outer side of the bottom of the insertion rod (14); wherein, when the insertion rod (14) is inserted into the groove (7), the clamping block (15) is engaged in the clamping groove (9).

2. A liquefied natural gas monitoring device that is easy to install and debug according to claim 1, characterized in that: The insertion rod (14) and the clamping block (15) form an "L"-shaped structure.

3. The liquefied natural gas monitoring device that is easy to install and debug according to claim 1 is characterized in that: The spring (13) and the slider (8) form a telescopic structure, and one side of the slider (8) is designed to be inclined.

4. The liquefied natural gas monitoring device that is easy to install and debug according to claim 1 is characterized in that: The roller (11) forms a rotating structure with the slider (8) via the rotating shaft (10).

5. The liquefied natural gas monitoring equipment that is easy to install and debug according to claim 1 is characterized in that: A plurality of rubber balls (5) are fixedly adhered to the top side of the bottom cross beam (4) and the bottom of the fixing block (6).

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