A flow meter probe fixing device and use method thereof

Abstract

The present invention relates to a flow meter probe fixing device and a method of using the same, and belongs to the field of gasification furnace manufacturing and testing technology; it includes a fixed measuring head, a mobile measuring head, a fixed measuring head fixing plate, a mobile measuring head fixing plate and a guide plate; the guide plate is an L-shaped right-angle plate with a vertical surface and a horizontal surface; the fixed measuring head is fixedly connected to the vertical surface of the guide plate through the fixed measuring head fixing plate; the mobile measuring head is movably connected to the vertical surface of the guide plate through the mobile measuring head fixing plate; the fixed measuring head and the mobile measuring head are arranged on the same straight line of the vertical surface of the guide plate relative to the other side of the horizontal surface, and the bottom surface of the fixed measuring head and the bottom surface of the mobile measuring head are on the same horizontal plane. The present invention solves the technical problem of conveniently and securely placing the flow meter probe on the outside of the tested pipeline, and accurately and conveniently testing the flow in the tested pipeline, with accurate measurement data, short measurement time, simple structure, and easy and convenient operation.

Description

Technical Field

[0001] The invention relates to a flow meter probe fixing device and a use method thereof, belonging to the technical field of gasification furnace manufacturing and detection. Background Art

[0002] The structure of the gasifier internals is complex. In order to ensure that there are no foreign objects inside the gasifier internals pipeline, it is necessary to conduct an overall flow test of the gasifier internals. There is no suitable detection device for detecting the flow in the internal pipeline in the prior art. Therefore, the technical problem encountered in this technical field is that the existing flow meter probe does not have a suitable detection fixture for detecting the flow in the internal pipeline, and it is difficult to place the probe during the test. During the test, it is often necessary to adjust the distance between the two test probes, and it is necessary to make the two probes on the same straight line, and the bottom surfaces of the two probes are on the same plane, so that the probes can be conveniently and stably placed on the outside of the tested pipeline, and the flow in the tested pipeline can be accurately and conveniently tested. Summary of the invention

[0003] The purpose of the present invention is to solve the technical problem of how to conveniently and securely place a flow meter probe on the outside of a tested pipeline and accurately and conveniently test the flow in the tested pipeline.

[0004] In order to achieve the purpose of solving the above-mentioned problems, the technical solution adopted by the present invention is to provide a flow meter measuring head fixing device, including a fixed measuring head, a mobile measuring head, a fixed measuring head fixing plate, a mobile measuring head fixing plate and a guide plate; the guide plate is an L-shaped right-angle plate with a vertical surface and a horizontal surface; the fixed measuring head is fixedly connected to the vertical surface of the guide plate through the fixed measuring head fixing plate; the mobile measuring head is movably connected to the vertical surface of the guide plate through the mobile measuring head fixing plate; the fixed measuring head and the mobile measuring head are arranged on the same straight line of the vertical surface of the guide plate relative to the other side of the horizontal surface, and the bottom surface of the fixed measuring head and the bottom surface of the mobile measuring head are on the same horizontal plane.

[0005] Preferably, a pressure plate capable of limiting the movement of the mobile measuring head is provided on the horizontal surface of the guide rail plate, and the pressure plate is provided on the mobile measuring head fixing plate.

[0006] Preferably, the fixed measuring head fixing plate is an L-shaped right-angle plate provided with a vertical surface and a horizontal surface, and the vertical surface and the horizontal surface of the L-shaped right-angle plate are arranged on the periphery of the fixed measuring head body; the horizontal surface of the fixed measuring head fixing plate is provided with a screw hole for fixing the fixed measuring head; the vertical surface of the fixed measuring head fixing plate is provided with a screw hole that can be fixedly connected to the vertical surface of the guide plate.

[0007] Preferably, the mobile measuring head fixing plate is an L-shaped right-angle plate provided with a vertical surface and a horizontal surface; the vertical surface and the horizontal surface of the L-shaped right-angle plate are arranged on the periphery of the mobile measuring head body; the horizontal surface of the mobile measuring head fixing plate is provided with screw holes for fixing the mobile measuring head; the vertical surface of the guide plate is provided between the vertical surface of the mobile measuring head fixing plate and the mobile measuring head body.

[0008] Preferably, screw holes for mounting the pressure plate are provided on the horizontal surface of the guide rail plate.

[0009] Preferably, a handle is provided on the horizontal surface of the guide rail plate for the convenience of the inspector to hold.

[0010] A method for using a flow meter probe fixing device, characterized in that it comprises the following steps:

[0011] Step 1: Calculate the distance between the fixed measuring head and the moving measuring head according to the material, diameter, thickness and test temperature of the tested boiler water wall tube;

[0012] Step 2: Loosen the pressure plate screws, move the measuring head and the mobile measuring head fixed plate assembly in parallel, adjust the distance between the fixed measuring head and the mobile measuring head, and measure with a steel ruler. When the distance between the fixed measuring head and the mobile measuring head meets the requirements, tighten the pressure plate screws to make the pressure plate close to the mobile measuring head fixed plate; at this time, the mobile measuring head and the mobile measuring head fixed plate assembly are fixed on the guide plate;

[0013] Step 3: Hold the handle and place the flow meter probe fixture on the outer wall of the pipe to be tested in the water-cooled wall cylinder, test and record the flow of the pipe; similarly, place the flow meter probe fixture on the outer walls of other pipes in the water-cooled wall cylinder, test and record the flow of other pipes.

[0014] Compared with the prior art, the present invention has the following beneficial effects:

[0015] The flow meter probe fixing device of the present invention measures data accurately; the flow meter probe fixing device of the present invention measures time in a short time; the flow meter probe fixing device of the present invention has a simple structure and is easy and convenient to operate. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of an application of a flow meter probe fixing device of the present invention;

[0017] Figure 2 It is a schematic diagram of a left side view of a fixing plate of a measuring head of a flow meter measuring head fixing device according to the present invention;

[0018] Figure 3 It is a schematic top view of a fixing plate of a measuring head of a flow meter measuring head fixing device according to the present invention;

[0019] Figure 4 It is a schematic diagram of a left side view of a mobile measuring head fixing plate of a flow meter measuring head fixing device of the present invention;

[0020] Figure 5 It is a top view schematic diagram of a movable measuring head fixing plate of a flow meter measuring head fixing device of the present invention;

[0021] Figure 6 It is a schematic diagram of a left view of a guide plate of a flow meter probe fixing device of the present invention;

[0022] Figure 7 It is a schematic top view of a guide rail plate of a flow meter probe fixing device of the present invention;

[0023] Figure 8 It is a schematic diagram of the front view of the structure of a flow meter probe fixing device of the present invention;

[0024] Fig. 9 A schematic diagram of a flow meter probe fixing device structure top view of the present invention

[0025] Reference numerals: 1. Water-cooled wall cylinder 2. Flow meter probe fixing device 3. Fixed measuring head 4. Mobile measuring head 5. Fixed measuring head fixing plate 6. Mobile measuring head fixing plate 7. Guide plate 8. Fixed measuring head connection hole 1 9. Fixed measuring head connection hole 2 10. Mobile measuring head connection hole 11. Guide plate connection hole 12. Handle connection hole 13. Pressure plate connection hole 14. Handle 15. Pressure plate screw 16. Pressure plate DETAILED DESCRIPTION

[0026] In order to make the present invention more clearly understood, a preferred embodiment is described in detail with reference to the accompanying drawings as follows:

[0027] like Figure 1-9As shown, the present invention provides a flow meter measuring head fixing device 2, comprising a fixed measuring head 3, a mobile measuring head 4, a fixed measuring head fixing plate 5, a mobile measuring head fixing plate 6 and a guide plate 7; the guide plate 7 is an L-shaped right-angle plate with a vertical surface and a horizontal surface; the fixed measuring head 3 is fixedly connected to the vertical surface of the guide plate 7 through the fixed measuring head fixing plate 5; the mobile measuring head 4 is movably connected to the vertical surface of the guide plate 7 through the mobile measuring head fixing plate 6; the fixed measuring head 3 and the mobile measuring head 4 are arranged on the same straight line of the vertical surface of the guide plate 7 relative to the other side of the horizontal surface, and the bottom surface of the fixed measuring head 3 and the bottom surface of the mobile measuring head 4 are on the same horizontal plane. A pressing plate 16 that can limit the movement of the mobile measuring head is arranged on the horizontal surface of the guide plate 7, and the pressing plate 16 is placed on the mobile measuring head fixing plate 6. The fixed measuring head fixing plate 5 is an L-shaped right-angle plate with a vertical surface and a horizontal surface, and the vertical surface and the horizontal surface of the L-shaped right-angle plate are arranged on the periphery of the fixed measuring head 3 body; the fixed measuring head fixing plate 5 is provided with a screw hole for fixing the fixed measuring head on the horizontal surface, which is the fixed measuring head connection hole 1 8; the fixed measuring head fixing plate is provided with a screw hole for fixing the vertical surface of the guide plate on the vertical surface, which is the fixed measuring head connection hole 2 9; the guide plate vertical surface is provided with a guide plate connection hole 11 relative to the fixed measuring head connection hole 2 9. The mobile measuring head fixing plate 6 is an L-shaped right-angle plate with a vertical surface and a horizontal surface; the vertical surface and the horizontal surface of the L-shaped right-angle plate are arranged on the periphery of the mobile measuring head 4 body; the mobile measuring head fixing plate is provided with a screw hole for fixing the mobile measuring head on the horizontal surface, which is the mobile measuring head connection hole 10; the vertical surface of the mobile measuring head fixing plate and the mobile measuring head body are sandwiched between the vertical surface of the mobile measuring head fixing plate and the mobile measuring head body. The screw hole for installing the pressure plate 16 provided on the horizontal surface of the guide plate 7 is the pressure plate connecting hole 13, the pressure plate connecting hole 13 is connected to the pressure plate screw 15, and the pressure plate screw 15 is connected to the pressure plate 16. The horizontal surface of the guide plate is provided with a handle 14 for the convenience of the inspection personnel to hold, and the screw hole for installing the handle 14 provided on the horizontal surface of the guide plate 7 is the handle connecting hole 12.

[0028] Embodiment 1:

[0029] 1. Find an aluminum alloy right-angle plate and cut it into three right-angle plates with specifications (length×width×height) of 45mm×25mm×15mm, 40mm×25mm×15mm and 170mm×25mm×15mm respectively. Among them: the 45mm×25mm×15mm specification is the fixed measuring head fixing plate 5; the 40mm×25mm×15mm specification is the mobile measuring head fixing plate 6; the 170mm×25mm×15mm specification is the guide rail plate 7.

[0030] 2. According to the shape of the fixed measuring head 3, open a semicircle with a radius of 10mm and a height of 5mm on the left side (the length × width side) of the fixed measuring head fixing plate 5, and cut off a 20mm × 11mm rectangular area on the right side (the length × width side) of the fixed measuring head fixing plate 5; drill a Φ2mm through hole on the right side (the length × width side) of the fixed measuring head fixing plate to serve as the fixed measuring head connection hole 1 8; drill a Φ3mm through hole on the right side (the length × height side) of the fixed measuring head fixing plate to serve as the fixed measuring head connection hole 2 9.

[0031] 3. According to the shape of the mobile measuring head 4, open a semicircle with a radius of 10mm and a height of 5mm on the right side (the length × width side) of the mobile measuring head fixing plate 6; drill a Φ2mm through hole on the left side (the length × width side) of the mobile measuring head fixing plate 6 as the mobile measuring head connecting hole 10.

[0032] 4. Drill a Φ3mm through hole on the left side (length × height) of the guide plate 7, which is the guide plate connection hole 11. Drill three Φ3mm through holes on the left side (length × width) of the guide plate, of which two are handle connection holes 12 and one is the pressure plate connection hole 13.

[0033] 5. Unscrew the screw on the fixed measuring head 3, and use the screw to fix the fixed measuring head 3 with the fixed measuring head fixing plate 5 through the fixed measuring head connection hole 1 8. The screw passes through the guide plate connection hole 11 and the fixed measuring head connection hole 2 9 to connect the guide plate 7 with the fixed measuring head fixing plate 5; at this time, the side of the fixed measuring head 3 is tightly attached to one side of the guide plate 7.

[0034] 6. Unscrew the screw on the top of the mobile measuring head 4, and use the screw to connect the mobile measuring head 4 to the mobile measuring head fixing plate 6 through the mobile measuring head connecting hole 10. At this time, the gap distance between the side of the mobile measuring head 4 and the mobile measuring head fixing plate 6 is the same as the thickness of the guide plate 7.

[0035] 7. Through the gap between the side of the mobile measuring head 4 and the mobile measuring head fixing plate 6, the combination of the mobile measuring head 4 and the mobile measuring head fixing plate 6 is gently pushed from the right side of the guide plate 7 and completely enters the guide plate 7.

[0036] 8. The screws fix the handle 14 to the guide plate through the two handle connection holes 12; the pressure plate screws 15 connect the pressure plate 16 to the guide plate 7 through the pressure plate connection holes 13. Tighten the pressure plate screws 15 to connect the mobile measuring head 4 and the mobile measuring head fixing plate 6 assembly to the guide plate. At this time, the side surfaces of the fixed measuring head 3 and the mobile measuring head 4 are on the same plane, and the bottom surfaces of the fixed measuring head 3 and the mobile measuring head 4 are on the same plane. As needed, the pressure plate screws 15 can be loosened to move the measuring head 4 and the mobile measuring head fixing plate 6 assembly in parallel to adjust the distance between the fixed measuring head 3 and the mobile measuring head 4.

[0037] A method for using a flow meter probe fixing device 2 in the present invention is characterized by comprising the following steps:

[0038] Step 1: Calculate the distance between the fixed measuring head 3 and the mobile measuring head 4 according to the material, diameter, thickness and test temperature of the test boiler water wall cylinder 1 tube;

[0039] Step 2: Loosen the pressure plate screw 15, move the assembly of the parallel measuring head 4 and the movable measuring head fixing plate 6, adjust the distance between the fixed measuring head 3 and the movable measuring head 4, and measure with a steel ruler. When the distance between the fixed measuring head 3 and the movable measuring head 4 meets the requirements, tighten the pressure plate screw 15 to make the pressure plate 16 close to the movable measuring head fixing plate 6; at this time, the assembly of the movable measuring head 4 and the movable measuring head fixing plate 6 is fixed on the guide plate 7;

[0040] Step 3: Hold the handle 14, place the flow meter probe fixture 2 on the outer wall of the pipe to be tested in the water-cooled wall cylinder 1, test and record the flow of the pipe; similarly, place the flow meter probe fixture 2 on the outer wall of other pipes in the water-cooled wall cylinder 1, test and record the flow of other pipes.

[0041] The above is only a preferred embodiment of the present invention, and is not any formal or substantial limitation of the present invention. It should be pointed out that ordinary technicians in this technical field can make several improvements and supplements without departing from the present invention, and these improvements and supplements should also be regarded as the protection scope of the present invention. Any technician familiar with this profession, without departing from the spirit and scope of the present invention, can make some changes, modifications and equivalent changes made by using the technical content disclosed above, which are equivalent embodiments of the present invention; at the same time, any changes, modifications and evolutions of any equivalent changes made to the above embodiments based on the essential technology of the present invention are still within the scope of the technical solution of the present invention.

Claims

1. A flow meter probe fixing device, characterized in that: It includes a fixed measuring head, a mobile measuring head, a fixed measuring head fixing plate, a mobile measuring head fixing plate and a guide plate; the guide plate is an L-shaped right-angle plate provided with a vertical surface and a horizontal surface; the fixed measuring head is fixedly connected to the vertical surface of the guide plate through the fixed measuring head fixing plate; the mobile measuring head is movably connected to the vertical surface of the guide plate through the mobile measuring head fixing plate; the fixed measuring head and the mobile measuring head are arranged on the same straight line of the vertical surface of the guide plate relative to the other side of the horizontal surface, and the bottom surface of the fixed measuring head and the bottom surface of the mobile measuring head are on the same horizontal plane; The method for using the flow meter probe fixing device comprises the following steps: Step 1: Calculate the distance between the fixed measuring head and the moving measuring head according to the material, diameter, thickness and test temperature of the water-cooled wall tube of the tested boiler; Step 2: Loosen the pressure plate screw (15), move the assembly of the measuring head (4) and the movable measuring head fixing plate (6) parallel to each other, adjust the distance between the fixed measuring head (3) and the movable measuring head (4), and measure with a steel ruler. When the distance between the fixed measuring head (3) and the movable measuring head (4) meets the requirements, tighten the pressure plate screw (15) so that the pressure plate (16) is in close contact with the movable measuring head fixing plate (6); at this time, the assembly of the movable measuring head (4) and the movable measuring head fixing plate (6) is fixed on the guide plate (7); Step 3: Hold the handle (14) and place the flow meter probe fixture (2) on the outer wall of the pipe to be tested in the water-cooled wall cylinder (1), and test and record the flow rate of the pipeline; similarly, place the flow meter probe fixture (2) on the outer wall of other pipes in the water-cooled wall cylinder (1), and test and record the flow rate of other pipelines.

2. A flow meter probe fixing device as claimed in claim 1, characterized in that: A pressing plate capable of limiting the movement of the movable measuring head is arranged on the horizontal surface of the guide rail plate, and the pressing plate is arranged on the fixing plate of the movable measuring head.

3. A flow meter probe fixing device as claimed in claim 1, characterized in that: The fixed measuring head fixing plate is an L-shaped right-angle plate with a vertical surface and a horizontal surface, and the vertical surface and the horizontal surface of the L-shaped right-angle plate are arranged on the periphery of the fixed measuring head body; the horizontal surface of the fixed measuring head fixing plate is provided with a screw hole for fixing the fixed measuring head; the vertical surface of the fixed measuring head fixing plate is provided with a screw hole that can be fixedly connected to the vertical surface of the guide plate.

4. A flow meter probe fixing device as claimed in claim 1, characterized in that: The mobile measuring head fixing plate is an L-shaped right-angle plate with a vertical surface and a horizontal surface; the vertical surface and the horizontal surface of the L-shaped right-angle plate are arranged on the periphery of the mobile measuring head body; the horizontal surface of the mobile measuring head fixing plate is provided with screw holes for fixing the mobile measuring head; the vertical surface of the guide plate is provided between the vertical surface of the mobile measuring head fixing plate and the mobile measuring head body.

5. A flow meter probe fixing device as claimed in claim 1, characterized in that: The horizontal surface of the guide rail plate is provided with screw holes for installing the pressure plate.

6. A flow meter probe fixing device as claimed in claim 1, characterized in that: A handle is provided on the horizontal surface of the guide rail plate for the convenience of the inspector to hold.

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