Supporting device for differential pressure flowmeter

Abstract

The utility model relates to the technical field of differential pressure type flow meters, in particular to a supporting device for a differential pressure type flow meter, which comprises a fixing mechanism and a leveling mechanism connected with the fixing mechanism, the fixing mechanism comprises a mounting seat, a driving piece and two connecting pieces, the two connecting pieces are connected with the mounting seat through the driving piece, and the leveling mechanism is connected with the mounting seat through the driving piece. The two connecting pieces are used for fixing the differential pressure flowmeter, and the driving piece is used for driving the distance between the two connecting pieces and the mounting seat; the leveling mechanism comprises a bottom plate, a top plate and two adjusting piece sets, the top plate is connected with the mounting base, the two adjusting piece sets are arranged on the two opposite sides of the bottom plate respectively, the top plate is connected with the two adjusting piece sets and arranged above the bottom plate, and the two adjusting piece sets are used for adjusting the mounting angle of the differential pressure flowmeter. The problems that in the prior art, the installation angle of the differential pressure type flowmeter is inconvenient to adjust through a supporting device, and when the ground is not flat enough, the differential pressure type flowmeter is inconvenient to install are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of differential pressure flowmeters, in particular to a supporting device for differential pressure flowmeters. Background Art

[0002] A differential pressure flowmeter is an instrument for measuring flow rate. It uses the principle that there is a certain relationship between the pressure difference and the flow rate when the fluid flows through a throttling device. The flow rate is measured by measuring the pressure difference. The throttling device is a local contraction element installed in the pipeline. The most commonly used ones are orifice plates, nozzles and venturi tubes. In wastewater pipelines, differential pressure flowmeters are usually installed to measure the flow rate of wastewater passing through.

[0003] For example, in the patent document with the existing patent application number 202020445788.8, a differential pressure flowmeter that is easy to use is disclosed, and specifically discloses a differential pressure meter body, both sides of the surface of the differential pressure meter body are fixedly connected with fixed sleeves, the bottom of the fixed sleeve is provided with an adjustment frame, the inner cavity of the adjustment frame is provided with a rotating rod, and the bottom of the rotating rod is movably connected to the connection of the adjustment frame. Through the above scheme, although the installation height of the differential pressure meter body can be adjusted, when the ground is not flat enough, if the installation angle of the differential pressure meter body cannot be adjusted, the differential pressure flowmeter will be inconvenient to install, and it is easy to cause uneven force at the connection between the differential pressure meter body and the flange of the pipeline. Utility Model Content

[0004] The purpose of the utility model is to overcome the above-mentioned technical deficiencies and provide a support device for a differential pressure flow meter to solve the problem that the support device in the prior art is not convenient for adjusting the installation angle of the differential pressure flow meter and is inconvenient for installing the differential pressure flow meter when the ground is not flat enough.

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

[0006] The utility model provides a supporting device for a differential pressure flowmeter, comprising a fixing mechanism and a leveling mechanism connected to the fixing mechanism, wherein the fixing mechanism comprises a mounting seat, a driving member and two connecting members, the two connecting members are connected to the mounting seat via the driving member, the two connecting members are used to fix the differential pressure flowmeter, and the driving member is used to drive the distance between the two connecting members and the mounting seat; the leveling mechanism comprises a bottom plate, a top plate and an adjusting member group, the top plate is connected to the mounting seat, the two adjusting member groups are respectively arranged on opposite sides of the bottom plate, the top plate is connected to the two adjusting member groups and are arranged above the bottom plate, and the two adjusting member groups are used to adjust the installation angle of the differential pressure flowmeter.

[0007] In some embodiments, the driving member includes a support plate, two guide rods and a first threaded rod. The support plate is slidably arranged in the mounting seat along the height direction of the mounting seat. One end of the two guide rods is passed through the mounting seat and fixedly connected to the support plate. The other ends of the two guide rods are respectively fixedly connected to two connecting members. The first threaded rod is rotatably arranged in the mounting seat and is threadably rotatably connected to the support plate.

[0008] In some embodiments, the connecting member includes two semicircular ring blocks, wherein one of the semicircular ring blocks is fixedly connected to the other end of the guide rod, and a clamping space for fixing the differential pressure flowmeter can be enclosed between the two semicircular ring blocks.

[0009] In some embodiments, a buffer layer is provided on the side walls of the two semicircular ring blocks that are in contact with the differential pressure flow meter.

[0010] In some embodiments, flanges are provided on opposite sides of the two semicircular ring blocks, and connecting holes are provided on the flanges.

[0011] In some embodiments, one end of the first threaded rod is rotatably connected to the inner bottom wall of the mounting seat, and the other end of the first threaded rod is fixedly provided with an adjustment block.

[0012] In some embodiments, the adjustment member group includes two adjustment members fixed at an interval on one side of the base plate, and the adjustment member includes a second threaded rod rotatably set on the base plate, a slider rotatably connected to the second threaded rod, a transmission rod and a connecting rod, one end of the transmission rod is hinged to the slider, and the other end is hinged to the top plate, and the connecting rod is located on the axial extension line of the second threaded rod and one end is hinged to the base plate, and the other end is hinged to the middle part of the transmission rod.

[0013] In some embodiments, four support frames are also included, which are respectively arranged at the four corners of the base plate. The support frame includes a support tube and a telescopic rod. One end of the support tube is connected to the base plate, and one end of the telescopic rod is inserted into the support tube and the insertion depth is adjusted by rotation to adjust the length of the support frame.

[0014] In some embodiments, one end of the support tube is provided with an external thread, and the bottom plate is provided with an internal thread matching the external thread.

[0015] In some embodiments, a rotating hand wheel is provided at one end of the second threaded rod.

[0016] Compared with the prior art, the utility model provides a support device for a differential pressure flowmeter, wherein two connecting parts are connected to a mounting seat via a driving part, and the two connecting parts are used to fix the differential pressure flowmeter, and a top plate is connected to the mounting seat, and two adjusting parts groups are respectively arranged on opposite sides of the bottom plate, and the top plate is connected to the two adjusting parts groups and is arranged above the bottom plate. When the differential pressure flowmeter needs to be installed with the pipeline, the distance between the two connecting parts and the mounting seat can be driven by the driving part to adjust the installation height of the differential pressure flowmeter. At the same time, if the road surface is not flat enough, the installation angle of the differential pressure flowmeter can be adjusted by the two adjusting parts groups, so that the connecting flanges at both ends of the differential pressure flowmeter are aligned with the connecting flanges of the pipeline, thereby ensuring that the connecting flanges at both ends of the differential pressure flowmeter and the connecting flanges of the pipeline are evenly stressed, and avoiding the situation where water leakage affects the use due to long-term use. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a structural schematic diagram of a support device for a differential pressure flowmeter provided by the utility model;

[0018] Figure 2 yes Figure 1 A magnified schematic diagram of B;

[0019] Figure 3 It is a structural schematic diagram of the fixing mechanism of the utility model;

[0020] Figure 4 It is a partial cross-sectional view of the fixing mechanism of the utility model;

[0021] Figure 5 It is a partial cross-sectional view of the support frame of the utility model. DETAILED DESCRIPTION

[0022] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0023] See also Figures 1 to 5 The utility model provides a support device for a differential pressure flowmeter. The support device can adjust the installation height of the differential pressure flowmeter, and at the same time, can adjust the installation angle of the differential pressure flowmeter according to the flatness of the road surface, so as to ensure that the force between the connection flanges at both ends of the differential pressure flowmeter and the connection flanges of the pipeline is uniform.

[0024] In this specific embodiment, a support device for a differential pressure flowmeter includes a fixing mechanism 1 and a leveling mechanism 2 connected to the fixing mechanism 1, wherein the fixing mechanism 1 includes a mounting seat 11, a driving member 12 and two connecting members 13, both of which are connected to the mounting seat 11 via the driving member 12, and the two connecting members 13 are used to fix the differential pressure flowmeter, and the driving member 12 is used to drive the distance between the two connecting members 13 and the mounting seat 11; the leveling mechanism 2 includes a bottom plate 21, a top plate 22 and an adjusting member group 23, the top plate 22 is connected to the mounting seat 11, the two adjusting member groups 23 are respectively arranged on opposite sides of the bottom plate 21, the top plate 22 is connected to the two adjusting member groups 23 and are arranged above the bottom plate 21, and the two adjusting member groups 23 are used to adjust the installation angle of the differential pressure flowmeter.

[0025] In actual use, according to the installation height of the differential pressure flowmeter, the distance between the two connecting parts 13 and the mounting seat 11 can be driven by the driving part 12 to adapt to the installation height of the differential pressure flowmeter. At the same time, if the road surface of the bottom plate 21 and the top plate 22 is not flat enough, the installation angle of the differential pressure flowmeter can be adjusted by the two adjustment parts 23, that is, the planes where the bottom plate 21 and the top plate 22 are located remain parallel, or maintain an angle state, so that the connecting flanges at both ends of the differential pressure flowmeter are aligned with the connecting flanges of the pipeline.

[0026] In this specific embodiment, the driving member 12 includes a support plate 121, two guide rods 122 and a first threaded rod 123. The support plate 121 is slidably arranged in the mounting seat 11 along the height direction of the mounting seat 11. One end of the two guide rods 122 is passed through the mounting seat 11 and fixedly connected to the support plate 121. The other ends of the two guide rods 122 are respectively fixedly connected to two connecting members 13. The first threaded rod 123 is rotatably arranged in the mounting seat 11 and is threadedly rotatably connected to the support plate 121.

[0027] It should be noted that a mounting cavity is provided in the mounting seat 11, and the support plate 121 is slidably provided in the mounting cavity along the height direction of the mounting cavity. Specifically, slide rails are provided on opposite sides of the mounting cavity, and slide grooves matching the slide rails are provided on opposite sides of the support plate 121.

[0028] In this specific embodiment, one end of the first threaded rod 123 is rotatably connected to the inner bottom wall of the mounting seat 11, wherein the other end of the first threaded rod 123 extends to the outside of the mounting seat 11, and the other end of the first threaded rod 123 is fixedly provided with an adjustment block 124.

[0029] Specifically, the first threaded rod 123 is located between the two guide rods 122. By driving the first threaded rod 123 to rotate, the support plate 121 can be driven to slide along the height direction of the installation cavity, thereby adjusting the distance between the two connecting members 13 and the mounting seat 11, wherein the adjustment block 124 is a hexagonal nut.

[0030] In this specific embodiment, the connecting member 13 includes two semicircular ring blocks 131, wherein one of the semicircular ring blocks 131 is fixedly connected to the other end of the guide rod 122, and a clamping space for fixing the differential pressure flowmeter can be enclosed between the two semicircular ring blocks 131.

[0031] Specifically, flanges 132 are provided on opposite sides of the two semicircular ring blocks 131, and connecting holes are provided on the flanges 132. It should be noted that the two semicircular ring blocks 131 can be fixed by bolts passing through the two connecting holes and screwing with nuts.

[0032] In other embodiments, one ends of the two semicircular ring blocks 131 may be hinged to each other, and the other ends of the two semicircular ring blocks 131 may be fixedly connected by a locking member. It should be noted that the locking member is not limited to a specific structure.

[0033] On the basis of the above solution, the side walls of the two semicircular ring blocks 131 in contact with the differential pressure flow meter are provided with a buffer layer. Specifically, the buffer layer is made of elastic rubber material.

[0034] In this specific embodiment, the adjustment member group 23 includes two adjustment members fixedly arranged at an interval on one side of the base plate 21, and the adjustment member includes a second threaded rod 231 rotatably arranged on the base plate 21, a slider 232 rotatably connected to the second threaded rod 231, a transmission rod 233 and a connecting rod 234, one end of the transmission rod 233 is hinged to the slider 232, and the other end is hinged to the top plate 22, the connecting rod 234 is located on the axial extension line of the second threaded rod 231 and one end is hinged to the base plate 21, and the other end is hinged to the middle part of the transmission rod 233, wherein a rotating hand wheel 235 is provided at one end of the second threaded rod 231.

[0035] It should be noted that by rotating the second threaded rod 231 to drive the slider 232 to move, the transmission rod 233 can be driven to push the top plate 22 to move relative to the bottom plate 21, thereby adjusting the installation angle of the differential pressure flowmeter.

[0036] On the basis of the above scheme, in order to adapt to the installation requirements of the differential pressure flowmeter in terms of height, specifically, it also includes four support frames 3 respectively arranged at the four corners of the base plate 21, and the support frame 3 includes a support tube 31 and a telescopic rod 32. One end of the support tube 31 is connected to the base plate 21, and one end of the telescopic rod 32 is inserted into the support tube 31 and the insertion depth is adjusted by rotation to adjust the length of the support frame 3.

[0037] It should be noted that an internal thread is provided in the support tube 31, and an external thread matching the internal thread is provided at one end of the telescopic rod 32; wherein, in order to facilitate the detachability between the support tube 31 and the base plate 21, specifically, an external thread is provided at one end of the support tube 31, and an internal thread matching the external thread is provided in the base plate 21.

[0038] The beneficial effects are:

[0039] Compared with the prior art, the utility model provides a support device for a differential pressure flowmeter, wherein two connecting parts are connected to a mounting seat via a driving part, and the two connecting parts are used to fix the differential pressure flowmeter, and a top plate is connected to the mounting seat, and two adjusting parts groups are respectively arranged on opposite sides of the bottom plate, and the top plate is connected to the two adjusting parts groups and is arranged above the bottom plate. When the differential pressure flowmeter needs to be installed with the pipeline, the distance between the two connecting parts and the mounting seat can be driven by the driving part to adjust the installation height of the differential pressure flowmeter. At the same time, if the road surface is not flat enough, the installation angle of the differential pressure flowmeter can be adjusted by the two adjusting parts groups, so that the connecting flanges at both ends of the differential pressure flowmeter are aligned with the connecting flanges of the pipeline, thereby ensuring that the connecting flanges at both ends of the differential pressure flowmeter and the connecting flanges of the pipeline are evenly stressed, and avoiding the situation where water leakage affects the use due to long-term use.

[0040] The specific implementation methods of the utility model described above do not constitute a limitation on the protection scope of the utility model. Any other corresponding changes and modifications made according to the technical concept of the utility model should be included in the protection scope of the claims of the utility model.

Claims

1. A support device for a differential pressure flowmeter, comprising a fixing mechanism and a leveling mechanism connected to the fixing mechanism, characterized in that: The fixing mechanism includes a mounting seat, a driving member and two connecting members, the two connecting members are connected to the mounting seat via the driving member, the two connecting members are used to fix the differential pressure flowmeter, and the driving member is used to drive the distance between the two connecting members and the mounting seat; The leveling mechanism includes a bottom plate, a top plate and an adjusting member group, the top plate is connected to the mounting seat, the two adjusting member groups are respectively arranged on opposite sides of the bottom plate, the top plate is connected to the two adjusting member groups and is arranged above the bottom plate, and the two adjusting member groups are used to adjust the installation angle of the differential pressure flowmeter.

2. A support device for a differential pressure flowmeter according to claim 1, characterized in that: The driving member includes a support plate, two guide rods and a first threaded rod. The support plate is slidably arranged in the mounting seat along the height direction of the mounting seat. One end of the two guide rods is passed through the mounting seat and fixedly connected to the support plate. The other ends of the two guide rods are respectively fixedly connected to two connecting members. The first threaded rod is rotatably arranged in the mounting seat and is threadably connected to the support plate.

3. A support device for a differential pressure flowmeter according to claim 2, characterized in that: The connecting member comprises two semicircular ring blocks, wherein one of the semicircular ring blocks is fixedly connected to the other end of the guide rod, and a clamping space for fixing the differential pressure flowmeter can be enclosed between the two semicircular ring blocks.

4. A support device for a differential pressure flowmeter according to claim 3, characterized in that: The side walls of the two semicircular ring blocks in contact with the differential pressure flowmeter are provided with a buffer layer.

5. A support device for a differential pressure flowmeter according to claim 4, characterized in that: The two opposite sides of the two semicircular ring blocks are provided with flanges, and the flanges are provided with connecting holes.

6. A supporting device for a differential pressure flowmeter according to claim 5, characterized in that: One end of the first threaded rod is rotatably connected to the inner bottom wall of the mounting seat, and the other end of the first threaded rod is fixedly provided with an adjusting block.

7. A supporting device for a differential pressure flowmeter according to claim 1, characterized in that: The adjusting member group includes two adjusting members fixedly arranged at an interval on one side of the base plate, and the adjusting member includes a second threaded rod rotatably arranged on the base plate, a slider rotatably connected to the second threaded rod, a transmission rod and a connecting rod, one end of the transmission rod is hinged to the slider, and the other end is hinged to the top plate, and the connecting rod is located on the axial extension line of the second threaded rod and one end is hinged to the base plate, and the other end is hinged to the middle part of the transmission rod.

8. A supporting device for a differential pressure flowmeter according to claim 1, characterized in that: It also includes four support frames respectively arranged at the four corners of the base plate, the support frame includes a support tube and a telescopic rod, one end of the support tube is connected to the base plate, one end of the telescopic rod is inserted into the support tube and the insertion depth is adjusted by rotation to adjust the length of the support frame.

9. A support device for a differential pressure flowmeter according to claim 8, characterized in that: One end of the support tube is provided with an external thread, and the bottom plate is provided with an internal thread matching the external thread.

10. A supporting device for a differential pressure flowmeter according to claim 7, characterized in that: A rotating hand wheel is arranged at one end of the second threaded rod.

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