CN210036905U - Gas flowmeter testing arrangement - Google Patents
Gas flowmeter testing arrangement Download PDFInfo
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- CN210036905U CN210036905U CN201921002480.XU CN201921002480U CN210036905U CN 210036905 U CN210036905 U CN 210036905U CN 201921002480 U CN201921002480 U CN 201921002480U CN 210036905 U CN210036905 U CN 210036905U
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Abstract
The utility model discloses a gas flowmeter testing arrangement, comprising a water tank, the box is installed on the right side top of water tank, the top left side bolted connection of box has gear motor, gear motor's output is provided with reciprocating motion mechanism, the left side inner chamber of water tank is pegged graft and is had the pipe, the graduated flask is installed to the left side top outer wall of water tank, the graduated flask link up with the pipe, the valve is installed on the top of graduated flask, the one end of connecting pipe is installed on the right side of graduated flask. This gas flowmeter testing arrangement, through water tank, box, gear motor, carousel, connecting rod, pendulum rod, rack, push rod, dodge the circulation of the inside water of groove, cavity, first check valve, first piston, rubber circle, second piston etc. and realize the measurement of flowmeter through structures such as valve, pipe, graduated flask, connecting pipe, flowmeter, second check valve, this design mechanism is simple, and beneficial effect is obvious.
Description
Technical Field
The utility model relates to a gas flowmeter technical field specifically is a gas flowmeter testing arrangement.
Background
The gas flowmeter is an instrument for measuring the gas flow, is arranged in a pipeline to record the gas flow, is one of large instruments in process automation instruments and devices, is widely applied to various fields of national economy such as metallurgy, electric power, coal, chemical industry, petroleum, traffic, building, light textile, food, medicine, agriculture, environmental protection, daily life of people and the like, is an important tool for developing industrial and agricultural production, saving energy, improving product quality and improving economic benefit and management level, plays an important role in national economy, has two functions in the process automation instruments and the devices, is used as a detecting instrument of a process automation control system and a total quantity meter for measuring the quantity of materials, has an English name of flowmeter, and is defined as an instrument for indicating the measured flow and the total quantity of fluid in a selected time interval by a commission of examination of national science and technology, the flowmeter can carry out quality detection on the fluid flow in a pipeline or an open channel when leaving a factory, but a testing machine used for the existing detection has low detection precision, can not ensure the quality of the flowmeter, and is not beneficial to wide popularization.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a gas flowmeter testing arrangement to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a gas flowmeter testing device comprises a water tank, wherein a tank body is installed at the top end of the right side of the water tank, a speed reducing motor is connected to the left side of the top end of the tank body through a bolt, a reciprocating mechanism is arranged at the output end of the speed reducing motor, a guide pipe is inserted into an inner cavity of the left side of the water tank, a measuring cup is installed on the outer wall of the top end of the left side of the water tank, the measuring cup is communicated with the guide pipe, a valve is installed at the top end of the measuring cup, one end of a connecting pipe is installed on the right side of the measuring cup, the other end of;
the reciprocating mechanism comprises a rotary disc, a connecting rod, a swing rod, a rack, a push rod, an avoidance groove, a cavity, a first one-way valve, a first piston, a rubber ring, a second piston and a second one-way valve;
the utility model discloses a gear motor, including gear motor, pivot, rocking bar, push rod, baffle, cavity, first piston, rubber ring, second piston, second check valve, second piston, first piston, second piston, baffle, rocker, rack, push rod, baffle, cavity, first check valve, baffle.
Preferably, the swing rod is formed by welding a cross rod and a half gear.
Preferably, the outer wall of the measuring cup is stuck with scale marks.
Preferably, the rotating disc is a circular rotating disc.
Preferably, the distance from the edge of the first piston to the cavity is larger than the diameter of the rubber ring, and the distance from the edge of the second piston to the cavity is smaller than the diameter of the rubber ring.
Preferably, the cavity is a cylindrical cavity.
Preferably, the rubber ring is a ring-shaped rubber ring.
Compared with the prior art, the beneficial effects of the utility model are that: this gas flowmeter testing arrangement, through water tank, box, gear motor, carousel, connecting rod, pendulum rod, rack, push rod, dodge the circulation of the inside water of groove, cavity, first check valve, first piston, rubber circle, second piston etc. and realize the measurement of flowmeter through structures such as valve, pipe, graduated flask, connecting pipe, flowmeter, second check valve, this design mechanism is simple, and beneficial effect is obvious.
Drawings
FIG. 1 is a front sectional view of the water tank structure of the present invention;
FIG. 2 is a left side view of the water tank structure of the present invention;
fig. 3 is an enlarged view of the position a of the present invention.
In the figure: 1. the water tank comprises a water tank body, 2, a tank body, 3, a speed reducing motor, 4, a rotary table, 5, a connecting rod, 6, a swing rod, 7, a rack, 8, a push rod, 9, an avoiding groove, 10, a cavity, 11, a first one-way valve, 12, a first piston, 13, a rubber ring, 14, a second piston, 15, a valve, 16, a guide pipe, 17, a measuring cup, 18, a connecting pipe, 19, a flowmeter, 20 and a second one-way valve.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a gas flowmeter testing device comprises a water tank 1, wherein the water tank 1 is used for storing water, a tank body 2 is installed at the top end of the right side of the water tank 1, a speed reducing motor 3 is connected to the left side of the top end of the tank body 2 through a bolt, a reciprocating mechanism is arranged at the output end of the speed reducing motor 3, a guide pipe 16 is inserted into an inner cavity of the left side of the water tank 1 and used for guiding water, a measuring cup 17 is installed on the outer wall of the top end of the left side of the water tank 1 and communicated with the guide pipe 16, the measuring cup 17 is used for observing flow, a valve 15 is installed at the top end of the measuring cup 17, one end of a connecting pipe 18 is installed on the right side of the measuring cup 17, the other end;
the reciprocating mechanism comprises a rotary table 4, a connecting rod 5, a swing rod 6, a rack 7, a push rod 8, an avoidance groove 9, a cavity 10, a first one-way valve 11, a first piston 12, a rubber ring 13, a second piston 14 and a second one-way valve 20;
the output end of the speed reducing motor 3 is welded with a rotary table 4, the outer wall of the top end of the front side of the rotary table 4 is rotatably connected with one end of a connecting rod 5 through a pin shaft, the rotary table 4 drives the connecting rod 5 to swing clockwise, the other end of the connecting rod 5 is rotatably connected with one end of a swing rod 6 through a pin shaft, the connecting rod 5 swings clockwise to drive the swing rod 6 to swing up and down, the other end of the swing rod 6 is meshed with a rack 7, an inner cavity of the rack 7 is welded with a push rod 8, the outer wall of the left side of a box body 2 is provided with an avoiding groove 9, the avoiding groove 9 facilitates the movement of the swing rod 6, the top end of the inner cavity of the box body 2 is welded with a cavity 10, the top end of the push rod 8 penetrates through the inner wall of the box body 2 and extends into the center position of the inner cavity of the cavity 10, the second check valve 20 is installed at the bottom end of the box body 2, when the push rod 8 moves downwards, the push rod 8 drives the first piston 12 and the second piston 14 to move upwards, at the moment, the first check valve 11 is opened, the rubber ring 13 and the second piston 14 block an air outlet in the cavity 13, at the moment, the air pressure in the inner cavity of the box body 2 is increased, and water in the water tank 1 is filled in the measuring cup 17 through the guide pipe 16.
The following electric devices have the following types and functions:
a speed reduction motor 3: the servo motor is MR-J2S-10A and is controlled by an external operating system
Preferably, the swing rod 6 is formed by welding a cross rod and a half gear, and the swing rod 6 swings up and down to drive the push rod 8 to reciprocate up and down through the rack 7.
Preferably, the outer wall of the measuring cup 17 is adhered with scale marks for conveniently observing the falling speed of the water level.
Preferably, the turntable 4 is a circular turntable, and the turntable 4 drives the connecting rod 5 to swing clockwise.
Preferably, the distance from the edge of the first piston 12 to the cavity 10 is greater than the diameter of the rubber ring 13, the distance from the edge of the second piston 14 to the cavity 10 is less than the diameter of the rubber ring 13, when the push rod 8 moves downwards, the push rod 8 drives the first piston 12 and the second piston 14 to move upwards, at this time, the first one-way valve 11 is opened, the rubber ring 13 and the second piston 14 block an air outlet in the cavity 13, at this time, the air pressure in the inner cavity of the tank body 2 is increased, and the water in the water tank 1 is filled into the measuring cup 17 through the conduit 16.
Preferably, the chamber 10 is a cylindrical chamber, and the chamber 10 is used in cooperation with the first piston 12 and the second piston 14.
Preferably, the rubber ring 13 is a ring-shaped rubber ring, and the rubber ring 13 and the second piston 14 block an air outlet in the cavity 13.
The detailed connection means is a technique known in the art, and the following mainly describes the working principle and process, and the specific operation is as follows.
When the device is used, firstly, the device is connected with an external power supply, a certain amount of water is filled into the water tank 1 through the valve 15, at the moment, the speed reducing motor 3 rotates clockwise, the speed reducing motor 3 drives the rotary disc 4 to rotate clockwise, the rotary disc 4 drives the connecting rod 5 to swing clockwise, the connecting rod 5 swings clockwise to drive the swing rod 6 to swing up and down, the swing rod 6 swings up and down to drive the push rod 8 to reciprocate up and down through the rack 7, when the push rod 8 moves upwards, the push rod 8 drives the first piston 12 and the second piston 14 to move upwards, at the moment, the first one-way valve 11 is opened, the rubber ring 13 and the second piston 14 block an air outlet in the cavity 13, at the moment, the air pressure in the inner cavity of the box body 2 is increased, and the water in the water tank 1 is filled with the measuring cup 17 through the guide pipe 16, stop gear motor 3 this moment, the mark is slowly descending when water slowly discharges water through the flowmeter, and the quality that can record the flowmeter through the scale on 6 surfaces of transparent glass pipe when descending from observing the mark piece detects accurately, improves greatly and detects the precision, and safety and stability, application scope are wide, are favorable to promoting and popularizing.
In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation; also, unless expressly stated or limited otherwise, the terms "snap" or "coupling" or "mating" or "welding" or "mounting" or "providing" are to be construed broadly, e.g., as a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A gas flowmeter testing arrangement, includes water tank (1), its characterized in that: the water tank is characterized in that a tank body (2) is mounted at the top end of the right side of the water tank (1), a speed reducing motor (3) is connected to the left side of the top end of the tank body (2) through a bolt, a reciprocating mechanism is arranged at the output end of the speed reducing motor (3), a guide pipe (16) is inserted into an inner cavity of the left side of the water tank (1), a measuring cup (17) is mounted on the outer wall of the top end of the left side of the water tank (1), the measuring cup (17) is communicated with the guide pipe (16), a valve (15) is mounted at the top end of the measuring cup (17), one end of a connecting pipe (18) is mounted on the right side of the measuring cup (17), the other end of the connecting pipe (18) is;
the reciprocating mechanism comprises a rotary table (4), a connecting rod (5), a swing rod (6), a rack (7), a push rod (8), an avoiding groove (9), a cavity (10), a first one-way valve (11), a first piston (12), a rubber ring (13), a second piston (14) and a second one-way valve (20);
the output end of the speed reducing motor (3) is welded with a rotary table (4), the outer wall of the top end of the front side of the rotary table (4) is rotatably connected with one end of a connecting rod (5) through a pin shaft, the other end of the connecting rod (5) is rotatably connected with one end of a swing rod (6) through a pin shaft, the other end of the swing rod (6) is meshed with a rack (7), the inner cavity of the rack (7) is welded with a push rod (8), the outer wall of the left side of the box body (2) is provided with an avoiding groove (9), the top end of the inner cavity of the box body (2) is welded with a cavity (10), the top end of the push rod (8) penetrates through the inner wall of the box body (2), the bottom end of the push rod stretches into the center position of the inner cavity of the cavity (10), the bottom end of the cavity (10) is welded with a first check valve (11), the bottom, a second piston (14) is welded at the center of the bottom end of the push rod (8), and a second one-way valve (20) is installed at the bottom end of the box body (2).
2. A gas meter testing device according to claim 1, wherein: the swing rod (6) is formed by welding a cross rod and a half gear.
3. A gas meter testing device according to claim 1, wherein: the outer wall of the measuring cup (17) is stuck with scale marks.
4. A gas meter testing device according to claim 1, wherein: the rotary disc (4) is a circular rotary disc.
5. A gas meter testing device according to claim 1, wherein: the distance from the edge of the first piston (12) to the cavity (10) is larger than the diameter of the rubber ring (13), and the distance from the edge of the second piston (14) to the cavity (10) is smaller than the diameter of the rubber ring (13).
6. A gas meter testing device according to claim 1, wherein: the cavity (10) is a cylindrical cavity.
7. A gas meter testing device according to claim 1, wherein: the rubber ring (13) is a circular ring type rubber ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921002480.XU CN210036905U (en) | 2019-07-01 | 2019-07-01 | Gas flowmeter testing arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921002480.XU CN210036905U (en) | 2019-07-01 | 2019-07-01 | Gas flowmeter testing arrangement |
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| Publication Number | Publication Date |
|---|---|
| CN210036905U true CN210036905U (en) | 2020-02-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921002480.XU Active CN210036905U (en) | 2019-07-01 | 2019-07-01 | Gas flowmeter testing arrangement |
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| CN (1) | CN210036905U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112461335A (en) * | 2020-11-09 | 2021-03-09 | 湖南常德牌水表制造有限公司 | Water meter measuring accuracy testing device |
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2019
- 2019-07-01 CN CN201921002480.XU patent/CN210036905U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112461335A (en) * | 2020-11-09 | 2021-03-09 | 湖南常德牌水表制造有限公司 | Water meter measuring accuracy testing device |
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