CN216621279U - Water flow differential pressure type flowmeter convenient to install - Google Patents
Water flow differential pressure type flowmeter convenient to install Download PDFInfo
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- CN216621279U CN216621279U CN202123202400.5U CN202123202400U CN216621279U CN 216621279 U CN216621279 U CN 216621279U CN 202123202400 U CN202123202400 U CN 202123202400U CN 216621279 U CN216621279 U CN 216621279U
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Abstract
The utility model is suitable for the technical field of differential pressure type flowmeter installation, and provides a water flow differential pressure type flowmeter convenient to install, which comprises water pipes, a metering mechanism, a first connecting mechanism and a second connecting mechanism, wherein the metering mechanism comprises a first connecting pipe, the rear end of the first connecting pipe is provided with the second connecting pipe, the two first connecting mechanisms are respectively arranged at one end of the first connecting pipe and one end of the second connecting pipe, and the metering mechanism is detachably arranged between the water pipes at the two sides of the metering mechanism through the first connecting mechanisms at the two ends of the metering mechanism and the second connecting mechanisms on the surfaces of the water pipes at the two sides of the metering mechanism. This differential flowmeter of rivers convenient to installation through setting up first coupling mechanism and second coupling mechanism, when installing the device, only needs to inlay the card after first coupling mechanism aligns with second coupling mechanism in the second coupling mechanism to screw two screws in the first coupling mechanism, can accomplish the installation, the simple and connection stability of mounting means has also improved the device's practicality when having improved the device convenience.
Description
Technical Field
The utility model belongs to the technical field of differential pressure type flowmeter installation, and particularly relates to a water flow differential pressure type flowmeter convenient to install.
Background
A differential pressure flow meter is an instrument for measuring flow. The flowmeter is used for measuring the flow by measuring the differential pressure based on the principle that a certain relation exists between the differential pressure and the flow generated when fluid flows through a throttling device, wherein the throttling device is a local contraction element arranged in a pipeline and is the most commonly used orifice plate, nozzle and Venturi tube, and the meter is adopted for measuring the flow of main steam, feed water, condensed water and the like of a power plant.
Differential pressure type flowmeter installs between the terminal surface of both ends water pipe, is connected through foraminiferous mounting disc and the more screw of quantity and water pipe under the general condition, and this kind of mode is even stable in connection effect, but because need screw a large amount of screws at the in-process of installation, so the process of installation is more troublesome and longer, relatively influences work efficiency.
SUMMERY OF THE UTILITY MODEL
The utility model provides a water flow differential pressure type flowmeter convenient to mount, and aims to solve the problems that although the connection effect of a common mounting mode of the flowmeter is stable, the mounting process is troublesome and long and the working efficiency is influenced because a large number of screws need to be screwed in the mounting process.
The utility model is realized in this way, a water flow differential pressure type flowmeter convenient to install, including water pipe, metering mechanism, first coupling mechanism and second coupling mechanism;
the metering mechanism comprises a first connecting pipe, a second connecting pipe symmetrical to the first connecting pipe is detachably arranged at the rear end of the first connecting pipe, and the two first connecting mechanisms are respectively arranged at the front end of the first connecting pipe and the rear end of the second connecting pipe;
the connecting mechanism comprises a semi-annular first connecting ring, two ends of the outer ring surface of the first connecting ring are fixedly connected with first connecting blocks which are flush with the upper surface of the first connecting ring, the upper surfaces of the two ends of the first connecting ring are vertically and fixedly connected with a plurality of guide columns, the outer surfaces of the guide columns are slidably connected with second connecting rings which are symmetrical to the first connecting ring, two ends of the outer ring surface of each second connecting ring are fixedly connected with second connecting blocks which are flush with the lower surface of each second connecting ring, first connecting holes which penetrate through the upper and lower surfaces of each first connecting block are vertically formed in the two first connecting blocks, second connecting holes which penetrate through the upper and lower surfaces of each second connecting block are vertically formed in the two second connecting blocks, nuts are fixedly connected to the lower surfaces of the two first connecting blocks, and screws which are matched with the nuts are vertically and rotatably connected to the insides of the two second connecting holes, the inner ring surfaces of the first connecting ring and the second connecting ring are provided with semi-annular clamping grooves which are symmetrical to each other;
the first connecting rings in the two connecting mechanisms are respectively and fixedly connected to the rear end of the first connecting pipe and the front end of the second connecting pipe;
the second connecting mechanism comprises a clamping ring fixedly connected to the surface of the water pipe and matched with the clamping groove, and the surface of the water pipe is located on the rear side of the clamping ring and fixedly connected with a limiting ring.
Preferably, the second connecting mechanisms are two and are respectively fixedly connected to the outer ends of the water pipes at the two ends of the metering mechanism, and the metering mechanism is detachably installed between the water pipes at the two sides of the metering mechanism through the first connecting mechanisms at the two ends of the metering mechanism and the second connecting mechanisms on the surfaces of the water pipes at the two sides of the metering mechanism.
Preferably, the metering mechanism further comprises a first differential pressure pipe and a second differential pressure pipe which are fixedly connected to the upper surfaces of the first connecting pipe and the second connecting pipe, the top ends of the first differential pressure pipe and the second differential pressure pipe are fixedly connected with a pressure sensor, and a parameter display is arranged at the top end of the pressure sensor.
Preferably, the first connecting hole, the second connecting hole, the nut and the central axis of the screw are located on the same vertical line, and the inner diameter of the first connecting hole is larger than the outer diameter of the screw.
Preferably, the rear ends of the inner annular surfaces of the first connecting ring and the second connecting ring are fixedly connected with symmetrical semi-annular rubber anti-slip rings.
Preferably, the rear end of the first connecting pipe and the front end of the second connecting pipe are fixedly connected with first rubber sealing rings matched with the cross sections of the first rubber sealing rings and the second rubber sealing rings, and the outer ends of the water pipes on the two sides of the metering mechanism are fixedly connected with second rubber sealing rings matched with the cross sections of the water pipes.
Preferably, the width of the rubber anti-slip ring is matched with the distance between the clamping ring and the limiting ring.
Advantageous effects
Compared with the prior art, the utility model has the beneficial effects that: the utility model relates to a water flow differential pressure type flowmeter convenient to install, which is characterized in that a first connecting mechanism and a second connecting mechanism are arranged, the first connecting mechanism is arranged at two ends of a metering mechanism, the second connecting mechanism is arranged on the surfaces of water pipes at two sides of the metering mechanism, when the device is installed, the lower half part of the snap ring on the water pipe is aligned with the clamping groove in the first connecting ring on the device and then is clamped and embedded in the clamping groove, then the second connecting ring is screwed on the upper surface of the first connecting ring through a tool such as a wrench, and the like, at the moment, the upper half part of the snap ring is tightly clamped and embedded in the clamping groove in the second connecting mechanism, the metering mechanism is successfully installed between the water pipes to monitor the fluid in the water pipes, the device only needs two screws of screwing in when installation and can accomplish the installation, connects stably simultaneously, has also improved the practicality when having improved the convenience.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an external view of a first linkage according to the present invention;
FIG. 3 is an external view of a second coupling mechanism according to the present invention;
FIG. 4 is a schematic structural diagram of a first connecting mechanism according to the present invention;
FIG. 5 is a schematic structural view of a second connecting mechanism according to the present invention;
fig. 6 is a sectional view of a first connecting mechanism according to the present invention.
In the figure: the device comprises a water pipe 1, a first connecting pipe 2, a second connecting pipe 3, a first differential pressure pipe 4, a second differential pressure pipe 5, a pressure sensor 6, a parameter display 7, a first connecting mechanism 8, a first connecting ring 81, a first connecting block 82, a guide column 83, a second connecting block 84, a second connecting ring 85, a first connecting hole 86, a second connecting hole 87, a nut 88, a screw 89, a screw 810, a clamping groove 811, a rubber anti-slip ring 9, a second connecting mechanism 91, a clamping ring 92, a limiting ring 10, a first rubber sealing ring 11 and a second rubber sealing ring 11.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
Referring to fig. 1-6, the present invention provides a technical solution: the utility model provides a differential flowmeter of rivers convenient to installation, includes water pipe 1, metering mechanism, first coupling mechanism 8 and second coupling mechanism 9.
The metering mechanism comprises a first connecting pipe 2, and a second connecting pipe 3 which is symmetrical to the first connecting pipe 2 is detachably arranged at the rear end of the first connecting pipe 2.
The metering mechanism further comprises a first differential pressure pipe 4 and a second differential pressure pipe 5 which are fixedly connected to the upper surfaces of the first connecting pipe 2 and the second connecting pipe 3, the top ends of the first differential pressure pipe 4 and the second differential pressure pipe 5 are fixedly connected with a pressure sensor 6, and a parameter display 7 is arranged at the top end of the pressure sensor 6.
In this embodiment, an orifice plate is disposed between the first connection pipe 2 and the second connection pipe 3, the first differential pressure pipe 4 and the second differential pressure pipe 5 are disposed on two sides of the orifice plate, and under the action of the orifice plate, the data difference of the internal pressures of the first differential pressure pipe 4 and the second differential pressure pipe 5 is analyzed by the pressure sensor 6, transmitted to the parameter display 7, and reflected by the display screen of the parameter display 7.
Further, the first connecting mechanism 8 has two and is respectively disposed at the front end of the first connecting pipe 2 and the rear end of the second connecting pipe 3.
The two first connecting mechanisms 8 have the same structure, wherein the first connecting mechanism 8 at the rear end of the second connecting pipe 3 comprises a semi-annular first connecting ring 81 fixedly connected to the rear end of the outer surface of the second connecting pipe 3, both ends of the outer annular surface of the first connecting ring 81 are fixedly connected with first connecting blocks 82 flush with the upper surface thereof, the upper surfaces of both ends of the first connecting ring 81 are vertically and fixedly connected with a plurality of guide posts 83, the outer surfaces of the plurality of guide posts 83 are slidably connected with second connecting rings 85 symmetrical with the first connecting ring 81, both ends of the outer annular surface of the second connecting rings 85 are fixedly connected with second connecting blocks 84 flush with the lower surface thereof, the interiors of the two first connecting blocks 82 are vertically provided with first connecting holes 86 penetrating through the upper and lower surfaces thereof, the interiors of the two second connecting blocks 84 are vertically provided with second connecting holes 87 penetrating through the upper and lower surfaces thereof, the lower surfaces of the two first connecting blocks 82 are fixedly connected with nuts 88, the inner parts of the two second connecting holes 87 are vertically and rotatably connected with screws 89 matched with the nuts 88, and the inner annular surfaces of the first connecting ring 81 and the second connecting ring 85 are provided with semi-annular clamping grooves 810 which are symmetrical to each other.
The first connecting hole 86, the second connecting hole 87, the nut 88 and the central axis of the screw 89 on the same side are located on the same vertical line, and the inner diameter of the first connecting hole 86 is larger than the outer diameter of the screw 89.
In this embodiment, the inner diameter of the second connection ring 85 is matched with the outer diameters of the first connection pipe 2 and the second connection pipe 3, and after the screw 89 is screwed into the nut 88, the first connection ring 81 and the second connection ring 85 are combined into a complete ring structure.
Further, the second connecting mechanism 9 has two water pipes 1 respectively disposed on the two ends of the metering mechanism.
The two second connecting mechanisms 9 have the same structure, one of the second connecting mechanisms 9 includes a snap ring 91 fixedly connected to the surface of the water pipe 1 and adapted to the snap groove 810, and a limiting ring 92 fixedly connected to the surface of the water pipe 1 and located behind the snap ring 91.
In this embodiment, when the device needs to be installed, the lower half part of the snap ring 91 in the second connecting mechanism 9 and the snap groove 810 of the first connecting mechanism 8 are aligned with each other, then the device is installed between the water pipes 1 on both sides in a snap fit manner, then a wrench or other tools are used to screw the screw 89 inside the nut 89, the upper half part of the snap ring 91 is tightly snap-fitted inside the snap groove 810 in the second connecting ring 85 at this time, and the first connecting pipe 2 and the second connecting pipe 3 are communicated with the inside of the water pipe 1, and the installation of the device is completed.
Further, the rear ends of the inner annular surfaces of the first connecting ring 81 and the second connecting ring 85 are fixedly connected with symmetrical semi-annular rubber anti-slip rings 811.
The width of the rubber anti-slip ring 811 is adapted to the distance between the snap ring 91 and the limit ring 92.
In this embodiment, after the device is installed at two ends of the water pipe 1, the rubber anti-slip ring 811 is in interference connection with the surface of the water pipe 1 between the snap ring 91 and the limiting ring 92, so that the connection between the device and the water pipe 1 is tighter, and the connection quality is ensured.
Meanwhile, the contact surface between the rubber anti-skid ring 811 and the water pipe 1 is rough, so that the device can be prevented from rotating on the surface of the water pipe 1 after being installed and influencing the use
Furthermore, the rear end of the first connecting pipe 2 and the front end of the second connecting pipe 3 are fixedly connected with a first rubber sealing ring 10 matched with the cross sections of the first connecting pipe and the second connecting pipe, and the outer ends of the water pipes 1 on the two sides of the metering mechanism are fixedly connected with a second rubber sealing ring 11 matched with the cross section of the metering mechanism.
In this embodiment, the first rubber sealing ring 10 and the second rubber sealing ring 11 are adapted to each other, and after the device is installed, the joints of the first connecting pipe 2 and the second connecting pipe 3 with the water pipe 1 are connected by addiction between the first rubber sealing ring 10 and the second rubber sealing ring 11, so as to prevent water leakage at the joints and ensure connection quality.
The working principle and the using process of the utility model are as follows: after the device is installed, when the device is installed on the water pipe 1, the first connecting mechanism 8 on the device is aligned with the second connecting mechanism 9 on the water pipe 1, then the device is clamped between the two second connecting mechanisms 9, the screw 89 is screwed, after the screw 89 is screwed, the device is installed between the water pipes 1, the speed measurement of the fluid in the water pipe 1 can be started, the measured data can be analyzed by the pressure sensor 6 and then transmitted to the parameter display 7, and finally the data can be displayed through the display screen of the parameter display 7.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (7)
1. The utility model provides a differential flowmeter of rivers convenient to installation which characterized in that: comprises a water pipe (1), a metering mechanism, a first connecting mechanism (8) and a second connecting mechanism (9);
the metering mechanism comprises a first connecting pipe (2), a second connecting pipe (3) which is symmetrical with the first connecting pipe is detachably arranged at the rear end of the first connecting pipe (2), and two first connecting mechanisms (8) are arranged at the front end of the first connecting pipe (2) and the rear end of the second connecting pipe (3) respectively;
the connecting mechanism (8) comprises a semi-annular first connecting ring (81), two ends of the outer ring surface of the first connecting ring (81) are fixedly connected with first connecting blocks (82) which are flush with the upper surface of the first connecting ring, the upper surfaces of the two ends of the first connecting ring (81) are vertically and fixedly connected with a plurality of guide columns (83), the outer surfaces of the guide columns (83) are connected with second connecting rings (85) which are symmetrical with the first connecting ring (81) in a sliding manner, two ends of the outer ring surface of each second connecting ring (85) are fixedly connected with second connecting blocks (84) which are flush with the lower surface of each second connecting ring, first connecting holes (86) which penetrate through the upper and lower surfaces of the first connecting blocks (82) are vertically formed in the two first connecting blocks (82), second connecting holes (87) which penetrate through the upper and lower surfaces of the second connecting blocks (84) are vertically formed in the two second connecting blocks (84), and nuts (88) are fixedly connected with the lower surfaces of the two first connecting blocks (82), screws (89) matched with the screw caps (88) are vertically and rotatably connected inside the two second connecting holes (87), and semi-annular clamping grooves (810) which are symmetrical to each other are formed in the inner annular surfaces of the first connecting ring (81) and the second connecting ring (85);
first connecting rings (81) in the two connecting mechanisms (8) are respectively and fixedly connected to the rear end of the first connecting pipe (2) and the front end of the second connecting pipe (3);
second coupling mechanism (9) including fixed connection in water pipe (1) surface and with snap ring (91) of draw-in groove (810) adaptation, the surface of water pipe (1) just is located the rear fixedly connected with spacing ring (92) of snap ring (91).
2. The differential flow meter of claim 1, wherein: the second connecting mechanisms (9) are two and are respectively fixedly connected to the outer ends of the water pipes (1) at the two ends of the metering mechanism, the metering mechanism is arranged on the surface of the water pipes (1) through the first connecting mechanisms (8) and the two sides of the metering mechanism, and the second connecting mechanisms (9) are detachably arranged between the water pipes (1) at the two sides of the metering mechanism.
3. The differential flow meter of claim 1, wherein: the metering mechanism further comprises a first differential pressure pipe (4) and a second differential pressure pipe (5) which are fixedly connected to the upper surfaces of the first connecting pipe (2) and the second connecting pipe (3), a pressure sensor (6) is fixedly connected to the top ends of the first differential pressure pipe (4) and the second differential pressure pipe (5), and a parameter display (7) is arranged at the top end of the pressure sensor (6).
4. The differential flow meter of claim 1, wherein: the first connecting hole (86), the second connecting hole (87), the nut (88) and the central axis of the screw (89) on the same side are located on the same vertical line, and the inner diameter of the first connecting hole (86) is larger than the outer diameter of the screw (89).
5. The differential flow meter of claim 1, wherein: the rear ends of the inner annular surfaces of the first connecting ring (81) and the second connecting ring (85) are fixedly connected with symmetrical semi-annular rubber anti-skidding rings (811).
6. The differential flow meter of claim 1, wherein: the rear end of the first connecting pipe (2) and the front end of the second connecting pipe (3) are fixedly connected with first rubber sealing rings (10) matched with the cross sections of the first rubber sealing rings and the second rubber sealing rings, and the outer ends of the water pipes (1) are fixedly connected with second rubber sealing rings (11) matched with the cross sections of the water pipes.
7. The differential flow meter of claim 5, wherein: the width of the rubber anti-skid ring (811) is matched with the distance between the clamping ring (91) and the limiting ring (92).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123202400.5U CN216621279U (en) | 2021-12-20 | 2021-12-20 | Water flow differential pressure type flowmeter convenient to install |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123202400.5U CN216621279U (en) | 2021-12-20 | 2021-12-20 | Water flow differential pressure type flowmeter convenient to install |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216621279U true CN216621279U (en) | 2022-05-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123202400.5U Active CN216621279U (en) | 2021-12-20 | 2021-12-20 | Water flow differential pressure type flowmeter convenient to install |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216621279U (en) |
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2021
- 2021-12-20 CN CN202123202400.5U patent/CN216621279U/en active Active
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