Gas pipeline pressure measuring equipment

Abstract

The utility model relates to the technical field of pipeline pressure measuring equipment, in particular to fuel gas pipeline pressure measuring equipment, which comprises a pressure gauge and further comprises a gas guide part, a pressure measuring part and a pressure measuring part, the gas guide part comprises a first guide pipe and a second guide pipe, the first guide pipe is mounted on a fuel gas pipeline in a conducting manner, and the second guide pipe is connected onto the first guide pipe through a valve in a conducting manner and is connected with the pressure gauge through a hose; the liquid smearing assembly is installed on the first guide pipe and the second guide pipe in a sliding mode; the gas guide part can be connected into a gas pipeline in a conducting mode to test pressure parameters, the pressure value can be visually read through the press machine, the structure of the part is convenient to disassemble and assemble, and parts are easy to replace; besides, the liquid smearing assembly can check the testing state of the equipment and judge whether the air tightness of the first guide pipe and the second guide pipe is normal or not, the problem of measurement errors caused by poor air tightness of the pressure measuring pipeline can be avoided, potential safety hazards are avoided, and the liquid smearing assembly is simple and reliable in structure, easy to operate and practical.

Description

TECHNICAL FIELD

[0001] The utility model relates to pipeline pressure measuring equipment technical field, concretely relates to a gas pipeline pressure measuring equipment. BACKGROUND

[0002] The currently widely used U type pressure gauge is widely used for measuring gas pressure, in actual application, the personnel into the house connects the U type pipe with the indoor gas pipeline, records the initial liquid level difference of the U type pipe, after standing for several minutes, observes the liquid level condition to judge the gas pipeline pressure condition.

[0003] But limited by the U type glass guide pipe without protection device, lead to in the long-term work practice of the maintenance personnel, the protruding U type pressure gauge glass guide pipe is easy to be affected by external force in the carrying or overhauling process, such as hard collision and lead to damage, therefore consider designing a device of directly external pressure gauge, make it convenient for installation on the gas pipeline and test whether its gas pressure is in line with the regulations, but also need to consider avoiding the measurement error problem caused by the poor gas tightness of the pressure measuring pipeline, in view of this, we propose a gas pipeline pressure measuring equipment. UTILITY MODEL CONTENT

[0004] The utility model aims at solving the deficiency mentioned in the above background technical, provides a gas pipeline pressure measuring equipment.

[0005] In order to solve the above technical problem, the utility model adopts the following technical scheme:

[0006] A gas pipeline pressure measuring equipment, including the pressure gauge for measuring gas pressure, still include:

[0007] The gas guide part includes the first guide pipe installed on the gas pipeline, and the second guide pipe connected on the first guide pipe through the valve, and the second guide pipe is connected with the pressure gauge through the hose;

[0008] The liquid smearing assembly is slidably installed on the first guide pipe and the second guide pipe, and is used for checking the gas tightness of the pipeline.

[0009] Preferably, the second guide pipe is provided with a branch pipe for installing the hose, and the other end of the second guide pipe is detachably provided with a plugging cover.

[0010] Preferably, the liquid smearing assembly includes a sleeve bin sleeved on the first guide pipe or the second guide pipe, and the sleeve bin is internally provided with a liquid storage sponge block for storing liquid;

[0011] The sleeve bin is provided with a pressing block unit, and the pressing block unit is used for extruding the liquid storage sponge block and checking the gas tightness of the pipeline through the exuded liquid.

[0012] Preferably, the sleeve includes an outer cover body with a ring liner mounted inside, and a clamping cavity is arranged between the outer cover body and the ring liner for inserting the liquid storage sponge block;

[0013] The sleeve is inserted on the first conduit and the second conduit through the ring liner, and the ring liner is provided with a liquid permeable hole;

[0014] A sealing plate for forming a closed space in the clamping cavity is detachably mounted on the sleeve.

[0015] Preferably, the pressing block unit includes a convex block with a pressing plate mounted below;

[0016] The outer cover body is provided with a through hole for inserting the convex block.

[0017] Preferably, the pressing plate is located in the clamping cavity, and the liquid storage sponge block is provided with a holding groove for inserting the pressing plate.

[0018] Compared with the prior art, the utility model has the advantages that:

[0019] The gas pipeline pressure measuring equipment can check the equipment test state through the liquid smearing assembly, judge whether the gas tightness of the first conduit and the second conduit is normal, avoid the measurement error problem caused by poor gas tightness of the pressure measuring pipeline, avoid safety hazards, and the liquid smearing assembly is simple and reliable in structure, easy to operate, and practical. BRIEF DESCRIPTION OF DRAWINGS

[0020] The drawings accompanying the specification provide further understanding of the present application, and the illustrative embodiments of the present application and their descriptions serve to explain the present application, and do not constitute an improper limitation on the present application. In the drawings:

[0021] Figure 1 It is one of the overall structure schematic diagrams of the present application;

[0022] Figure 2 It is the second overall structure schematic diagram of the present application;

[0023] Figure 3 It is a liquid smearing unit schematic diagram of the present application;

[0024] Figure 4 It is one of the liquid smearing assembly exploded views of the present application;

[0025] Figure 5 It is the second liquid smearing assembly exploded view of the present application.

[0026] The meanings of the various reference numerals in the figures are as follows:

[0027] 1. first conduit; 2. second conduit; 21. branch pipe; 3. valve; 4. sealing cover; 5. hose; 6. pressure gauge; 7. liquid coating assembly; 71. sleeve; 711. outer cover; 7111. through hole; 712. ring lining; 7121. liquid permeable hole; 7101. clamping cavity; 72. sealing plate; 73. pressing block unit; 731. protruding block; 732. pressing plate; 74. liquid storage sponge block; 741. bracket. DETAILED DESCRIPTION

[0028] The technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. The embodiments in the present application and the features in the embodiments can be combined with each other without conflict. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the present application.

[0029] Please refer to Figures 1-5 , the present application will be described in detail by the following embodiments:

[0030] The gas pipeline pressure measuring device in the embodiment, as shown in the structure of Figure 1 , Figure 2 , wherein the pressure gauge 6 is used for measuring the gas pressure, one end of the device is connected to the gas valve pipe, and after the good air tightness is checked, the gas valve pipe is opened, so that the gas enters the device to measure whether the gas pressure is normal. If the overpressure or insufficient pressure exists, there is a hidden danger of use safety.

[0031] Specifically, as shown in the structure of Figure 1 , Figure 2 , the core structure in the device is the gas guide part which is detachably and conductively connected with the gas valve pipe, that is, the first conduit 1 and the second conduit 2 having the valve 3 installed in the middle, and the two ends of the conduit are provided with threads for connection, which cooperates with the gas valve and the valve 3 to open and close to avoid the problem of gas leakage during installation and detection.

[0032] Among them, the second conduit 2 of the embodiment is detachably installed with the sealing cover 4 at the outer end to play a sealing and plugging role, and the branch pipe 21 for connecting the hose 5 is conductively installed at the tail end of the second conduit 2. At this time, the gas pressure can be measured through the gas guide part, but the embodiment considers that the sealing property of the device needs to be improved to avoid the problem of air leakage in the testing process caused by the damage of the first conduit 1 and the second conduit 2, which will also affect the testing accuracy.

[0033] Therefore, a liquid coating assembly 7 is slidably installed on the first conduit 1 and the second conduit 2 in the embodiment, as shown inFigures 2-5 As shown in the structure, the liquid coating assembly 7 comprises a sleeve 71 detachably mounted with a sealing plate 72, the sleeve 71 is provided with a clamping cavity 7101 between an outer cover 711 and a ring lining 712, a liquid storage sponge 74 is inserted in the clamping cavity 7101, in order to more intuitively observe the air tightness of the pipeline, the liquid absorbed by the liquid storage sponge 74 of the embodiment is dishwashing liquid, which is coated on the pipeline, and the air leakage position will bubble.

[0034] Further, in order to guarantee good liquid storage capacity and timely coating when liquid coating is needed, the embodiment is provided with a pressing block unit 73 on the sleeve 71, as shown in the mounting relationship, Figure 4 and Figure 5 The pressing block unit 73 of the embodiment comprises a protrusion 731 mounted with a pressing plate 732 below, the pressing plate 732 has a larger cross section than the protrusion 731, and the outer cover 711 is provided with a through hole 7111 for inserting the protrusion 731, and the pressing plate 732 can avoid the problem of falling off of the pressing block unit 73.

[0035] The ring lining 712 is provided with evenly distributed liquid permeable holes 7121, and the liquid storage sponge 74 is provided with a supporting groove 741 for mounting the pressing plate 732, that is, the pressing block unit 73 is first mounted, and then the liquid storage sponge 74 is inserted into the clamping cavity 7101, in order to quickly position, the sleeve 71 is designed in a hexagonal structure, and when the liquid coating assembly 7 is moved, the pressing block unit 73 around can be pressed by hand, the pressing block unit 73 will squeeze the liquid storage sponge 74 and coat the liquid on the pipeline through the liquid permeable holes 7121, and under the premise of good air tightness, the valve is opened to start testing air pressure, which is conducive to guaranteeing the safety of detection.

[0036] It should be noted that if the present application embodiment involves directional indications (such as up, down, left, right, front, back, etc.), the directional indications are only used to explain the relative position relationship, movement condition, etc. between the components in a certain specific posture, and if the specific posture changes, the directional indications will also change accordingly.

[0037] In addition, if the present application embodiment involves the description of "first", "second" and the like, the description of "first", "second" and the like is only for the purpose of description, and cannot be understood as indicating or implying the relative importance or implicitly indicating the number of the indicated technical features. It is obvious for those skilled in the art that the present application is not limited to the details of the above exemplary embodiments, and the present application can be realized in other specific forms without departing from the spirit or essential characteristics of the present application. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-limiting, the scope of the present application is defined by the appended claims rather than the above description, and therefore all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the present application.

Claims

1. A gas pipeline pressure measurement device comprising a pressure gauge (6) for measuring the pressure of the gas, characterised in that: Also include: Air guide part, including the first guide pipe (1) installed on the gas pipeline, and the second guide pipe (2) connected with the first guide pipe (1) through the valve (3), the second guide pipe (2) is connected with the pressure gauge (6) through the hose (5); Liquid coating assembly (7), slidingly installed on the first guide pipe (1) and the second guide pipe (2), used for checking the gas tightness of pipeline.

2. A gas pipeline pressure measurement device as claimed in claim 1, characterised in that: The second guide pipe (2) is provided with a branch pipe (21) for installing the hose (5), and the other end of the second guide pipe (2) is detachably installed with a blocking cover (4).

3. The gas pipeline pressure measurement device of claim 1, wherein: The liquid coating assembly (7) includes a sleeve bin (71) sleeved on the first guide pipe (1) or the second guide pipe (2), and the sleeve bin (71) is provided with a liquid storage sponge block (74) for storing liquid inside; The sleeve bin (71) is provided with a pressing block unit (73), which is used for extruding the liquid storage sponge block (74) and checking the gas tightness of pipeline through the exuded liquid.

4. A gas pipeline pressure measurement device as claimed in claim 3, characterised in that: The sleeve bin (71) includes an outer cover (711) provided with a ring lining (712) inside, and a clamping cavity (7101) is arranged between the outer cover (711) and the ring lining (712) for inserting the liquid storage sponge block (74); The sleeve bin (71) is inserted on the first guide pipe (1) and the second guide pipe (2) through the ring lining (712), and the ring lining (712) is provided with a liquid permeation hole (7121); The sleeve bin (71) is detachably installed with a sealing plate (72) for forming a closed space in the clamping cavity (7101).

5. A gas pipeline pressure measurement device as claimed in claim 4, characterised in that: The pressing block unit (73) includes a protrusion (731) provided with a pressing plate (732) below; The outer cover (711) is provided with a through hole (7111) for inserting the protrusion (731).

6. A gas pipeline pressure measurement device as claimed in claim 5, characterised in that: The pressing plate (732) is located in the clamping cavity (7101), and the liquid storage sponge block (74) is provided with a supporting groove (741) for inserting the pressing plate (732).

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