CN215573257U

CN215573257U - Ultrasonic flowmeter test fixture

Info

Publication number: CN215573257U
Application number: CN202120911592.8U
Authority: CN
Inventors: 贺晨光; 顾守东; 刘泽康
Original assignee: Changzhou Gaokai Electronics Co ltd
Current assignee: Changzhou Gaokai Electronics Co ltd
Priority date: 2021-04-29
Filing date: 2021-04-29
Publication date: 2022-01-18
Anticipated expiration: 2031-04-29

Abstract

The utility model provides an ultrasonic flowmeter testing tool, which comprises a pressing device, a supporting seat, an air pipe fixing block, a bracket, a fixing device and a bottom plate, wherein the pressing device is fixedly arranged on the supporting seat and used for pressing an ultrasonic flowmeter; the air pipe fixing block is adjustably mounted on the support and is provided with a plurality of air guide channels with different specifications, and the air guide channels are used for being connected with an air inlet of the ultrasonic flowmeter; the fixing device is fixedly arranged on the bracket and used for fixing the ultrasonic flowmeter; the supporting seat and the support are fixedly mounted on the bottom plate, the problem that in the process of testing different ultrasonic flowmeters, air needs to be frequently re-introduced, labor and time are wasted, frequent plugging can cause scratches to an air inlet of the air pipe, the air pipe and the flowmeter can be switched on only by fixing the flowmeter on a tool during detection at every time, the air pipe does not need to be frequently plugged and unplugged, scratches and the tool are not caused to the air inlet of the air pipe, the structure is simple, and the operation is convenient and rapid.

Description

Ultrasonic flowmeter test fixture

Technical Field

The utility model relates to the technical field of ultrasonic flowmeter measurement, in particular to an ultrasonic flowmeter testing tool.

Background

The ultrasonic flowmeter is a meter for measuring the flow by detecting the action of fluid flow on ultrasonic beams, and the external clamp type or pipe section type ultrasonic flowmeter is a meter for measuring the liquid flow in a circular pipe by using a speed difference method as a principle.

Need switch on the air current many times at ultrasonic flowmeter's research and development in-process and carry out many times test to a plurality of flowmeters, but in the testing process, change ultrasonic flowmeter at every turn and just need meet gas again, very inconvenient, it is time-consuming to take a lot of work, and frequent plug can lead to the fact the fish tail to tracheal gas connection mouth, the indirect accuracy that influences the detection data.

SUMMERY OF THE UTILITY MODEL

The ultrasonic flowmeter testing tool disclosed by the utility model solves the problems that in the process of testing different ultrasonic flowmeters, gas needs to be frequently re-introduced, labor and time are wasted, and the gas inlet of a gas pipe can be scratched due to frequent plugging, and the gas pipe and the flowmeter can be conducted only by fixing the flowmeter on the tool during each detection, so that the gas pipe does not need to be frequently plugged, the gas inlet of the gas pipe cannot be scratched, the tool is simple in structure, and the operation is convenient and rapid.

In order to solve the technical problems, the technical scheme of the utility model is realized as follows:

the utility model discloses an ultrasonic flowmeter testing tool, which comprises a pressing device, a supporting seat, an air pipe fixing block, a bracket, a fixing device and a bottom plate, wherein the pressing device is fixedly arranged on the supporting seat and used for pressing an ultrasonic flowmeter; the air pipe fixing block is adjustably mounted on the support and is provided with a plurality of air guide channels with different specifications, and the air guide channels are used for being connected with an air inlet of the ultrasonic flowmeter; the fixing device is fixedly arranged on the bracket and used for fixing the ultrasonic flowmeter; the supporting seat and the support are fixedly installed on the bottom plate.

Further, closing device is the cylinder, install the adapter on the output shaft of cylinder for connect ultrasonic flowmeter's gas outlet.

Furthermore, a balancing weight is arranged on the bottom plate.

Further, a steering flow channel is arranged inside the adapter.

Further, the orifice of the air guide channel is provided with a sealing buffer.

Furthermore, a filter plate is arranged in the air guide channel.

Furthermore, the supporting seat is composed of two T-shaped blocks, and the horizontal direction section of each T-shaped block is fixedly connected with the bottom plate.

Further, the support comprises a first plate, a second plate, an L-shaped plate and a supporting block, the second plate and the L-shaped plate are fixedly connected with the first plate, the supporting block is fixedly connected with the second plate, the air pipe fixing block is adjustably installed on the horizontal section of the L-shaped plate, and the fixing device is fixedly installed on the vertical section of the L-shaped plate.

Furthermore, a locking screw is arranged on the fixing device.

The beneficial technical effects are as follows:

1. the utility model discloses an ultrasonic flowmeter testing tool, which comprises a pressing device, a supporting seat, an air pipe fixing block, a bracket, a fixing device and a bottom plate, wherein the pressing device is fixedly arranged on the supporting seat and used for pressing an ultrasonic flowmeter; the air pipe fixing block is adjustably mounted on the support and is provided with a plurality of air guide channels with different specifications, and the air guide channels are used for being connected with an air inlet of the ultrasonic flowmeter; the fixing device is fixedly arranged on the bracket and used for fixing the ultrasonic flowmeter; the supporting seat and the support are fixedly arranged on the bottom plate, so that the problems that in the process of testing different ultrasonic flowmeters, gas needs to be frequently re-introduced, labor and time are wasted, and the gas pipe gas-introducing port can be scratched due to frequent plugging are solved;

2. the ultrasonic flowmeter testing tool is provided with the pressing device, so that the air leakage at the joint of the ultrasonic flowmeter and the air guide channel is effectively avoided;

3. the air pipe fixing block is adjustably arranged on the bracket, so that an operator can be fixed to a proper position according to actual needs, and the use is flexible;

4. the air pipe fixing block is provided with a plurality of air guide channels with different specifications, so that an operator can use different air guide channels according to actual needs;

5. the fixing device is provided with the locking screw, so that the fixing device can fix the ultrasonic flowmeter in one direction;

6. in the utility model, when the pressing device is the air cylinder, the bottom plate is provided with the balancing weight, so that the stability of the test tool is higher.

Drawings

In order to more clearly illustrate the technical solution of the present invention, the drawings used in the description of the embodiments will be briefly described below.

Fig. 1 is a schematic structural diagram of an ultrasonic flow meter testing tool according to the present invention;

FIG. 2 is a cross-sectional view of an ultrasonic flow meter testing tool in the A-A direction according to the present invention;

FIG. 3 is a front view of a bracket of the ultrasonic flow meter testing tool according to the present invention;

FIG. 4 is a left side view of a bracket of the ultrasonic flow meter testing tool according to the present invention;

fig. 5 is a right side view of a bracket in the ultrasonic flow meter testing tool according to the present invention.

The device comprises a pressing device 1, a supporting seat 2, an air pipe fixing block 3, an air guide channel 31, a support 4, a first plate 41, a second plate 42, an L-shaped plate 43, a supporting block 44, a fixing device 5, a bottom plate 6, an adapter 7 and a counterweight 8.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

The utility model discloses an ultrasonic flowmeter test tool, which comprises a pressing device 1, a supporting seat 2, an air pipe fixing block 3, a bracket 4, a fixing device 5 and a bottom plate 6, wherein the pressing device 1 is fixedly arranged on the supporting seat 2 and used for pressing an ultrasonic flowmeter, preferably, the pressing device 1 is a cylinder, an adapter 7 is arranged on an output shaft of the cylinder, a steering flow passage is arranged in the adapter 7, and the adapter 7 is connected with an air outlet of the ultrasonic flowmeter; the air pipe fixing block 3 is adjustably mounted on the support 4 and is provided with a plurality of air guide channels 31 with different specifications, so that an operator can use different air guide channels according to actual needs, the air guide channels 31 are used for being connected with an air inlet of the ultrasonic flowmeter, preferably, a sealing buffer piece is arranged at an orifice of the air guide channel 31, and a filter plate is arranged in the air guide channel 31; the fixing device 5 is fixedly arranged on the bracket 4 and used for fixing the ultrasonic flowmeter, and preferably, a locking screw is arranged on the fixing device 5 and can fix the flowmeter in one direction; the supporting seat 2 and the bracket 4 are both fixedly arranged on the bottom plate 6.

As an embodiment of the utility model, the supporting seat 2 is composed of two T-shaped blocks, the horizontal direction section of each T-shaped block is fixedly connected with the bottom plate 6, a cross rod is connected between the two T-shaped blocks, and the front end and the rear end of the pressing device 1 are respectively fixed at the terminal ends of the vertical direction sections of the two T-shaped blocks.

As an embodiment of the present invention, referring to fig. 3-5, the structure of the bracket 4, the bracket 4 includes a first plate 41, a second plate 42, an L-shaped plate 43 and a supporting block 44, specifically, the second plate 42 is completely attached to the lower portion of the first plate 41, the vertical section of the L-shaped plate 43 is attached to the upper portion of the first plate 41, and the air pipe fixing block 3 is adjustably mounted on the horizontal section of the L-shaped plate 43, so that an operator can fix the bracket to a proper position according to actual needs, and the use is flexible; the fixing device 5 is fixedly installed at a vertical direction section of the L-shaped plate 43, and the two supporting blocks 44 are respectively fixedly connected to two sides of the second plate 42.

It should be noted that, because closing device 1 realizes through the cylinder, so support 4 will guarantee during the design that the focus leans on down, and the realization is that the material of support 4 lower part is the steel or sets up balancing weight 8 on bottom plate 6, will make test fixture's stability good like this.

The utility model discloses an ultrasonic flowmeter test tool, which comprises the following working processes:

the position of trachea fixed block 3 has been transferred well in advance, guarantee that the trachea can aim at with ultrasonic flowmeter's air inlet, fix ultrasonic flowmeter on fixing device 5, air guide channel 31 on the trachea fixed block 3 is connected to ultrasonic flowmeter's air inlet, adapter 7 of cylinder output axle head is connected to ultrasonic flowmeter's gas outlet, closing device 1 compresses tightly ultrasonic flowmeter, guarantee that ultrasonic flowmeter and the junction of air guide channel 31 on the trachea fixed block 3 can not leak gas, the air current transversely flows into adapter 7 turn to behind the runner from vertically flowing out, also can derive gas when compressing tightly, be used for detecting.

According to the ultrasonic flowmeter testing tool, the air pipe and the flowmeter can be conducted only by fixing the ultrasonic flowmeter on the tool during detection every time, the air pipe does not need to be frequently inserted and pulled out, the air connecting port of the air pipe cannot be scratched, the tool is simple in structure, and the operation is convenient and rapid.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above examples are only for describing the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and various modifications and improvements made to the technical solution of the present invention by those skilled in the art without departing from the spirit of the present invention should fall within the protection scope defined by the claims of the present invention.

Claims

1. The utility model provides an ultrasonic flowmeter test fixture which characterized in that includes:

the pressing device (1), the said pressing device (1) is fixedly mounted on bearing block (2), used for pressing the ultrasonic flowmeter;

the air pipe fixing block (3) is adjustably mounted on the support (4), the air pipe fixing block is provided with a plurality of air guide channels (31) with different specifications, and the air guide channels (31) are used for being connected with an air inlet of the ultrasonic flowmeter;

the fixing device (5) is fixedly arranged on the bracket (4) and used for fixing the ultrasonic flowmeter;

the supporting seat (2) and the support (4) are fixedly mounted on the bottom plate (6).

2. An ultrasonic flowmeter testing tool according to claim 1, characterized in that the compressing device (1) is a cylinder, and an output shaft of the cylinder is provided with a joint (7) for connecting with an air outlet of an ultrasonic flowmeter.

3. An ultrasonic flow meter testing tool according to claim 1 or 2, characterised in that a counterweight (8) is provided on the base plate (6).

4. An ultrasonic flow meter testing tool according to claim 2, characterised in that a steering flow channel is arranged inside the adapter (7).

5. An ultrasonic flow meter testing tool according to claim 1, characterised in that the orifice of the air guide channel (31) is provided with a sealing bumper.

6. An ultrasonic flow meter testing tool according to claim 1, characterised in that a filter is arranged inside the air guide channel (31).

7. An ultrasonic flow meter testing tool according to claim 1, characterized in that the supporting seat (2) is composed of two T-shaped blocks, and the horizontal direction section of the T-shaped block is fixedly connected with the bottom plate (6).

8. An ultrasonic flowmeter testing tool according to claim 1, characterized in that the support (4) comprises a first plate (41), a second plate (42), an L-shaped plate (43) and a supporting block (44), the second plate (42) and the L-shaped plate (43) are both fixedly connected with the first plate (41), the supporting block (44) is fixedly connected to the side of the second plate (42), the air pipe fixing block (3) is adjustably mounted on the horizontal section of the L-shaped plate (43), and the fixing device (5) is fixedly mounted on the vertical section of the L-shaped plate (43).

9. An ultrasonic flow meter testing tool according to claim 1, characterised in that locking screws are provided on the fixing means (5).