Flange capable of measuring flow velocity

Abstract

The utility model discloses a flange capable of measuring flow velocity, which comprises a disc body, a through liquid conveying channel is formed in the disc body along the length direction, a speed measuring unit is arranged in the liquid conveying channel, the speed measuring unit is used for measuring the flow velocity of a medium in the liquid conveying channel and comprises a speed measuring rotating wheel and a sensor, and a mounting groove is formed in the inner wall of the liquid conveying channel. The speed measurement rotating wheel is rotationally arranged in the mounting groove and partially extends out of the mounting groove, a plurality of blades are arranged in the circumferential direction of the speed measurement rotating wheel and used for driving the speed measurement rotating wheel to rotate under medium impact, and the sensor is arranged corresponding to the speed measurement rotating wheel and used for measuring the rotating speed of the speed measurement rotating wheel. Through mutual cooperation of the speed measurement rotating wheel and the sensor, the speed measurement function of a medium in the liquid conveying channel is achieved, and meanwhile the overall structure is simple and compact.

Description

TECHNICAL FIELD

[0001] The utility model relates to flange technical field more specifically relates to a flange of flow velocity measurement. BACKGROUND

[0002] Flange as the important component in pipeline system, it is mainly used for connecting different pipeline end portion, and realizes pipeline intercommunication through the mutual connection of two flanges.

[0003] In pipeline system, because medium is all transported in pipeline, make the operator difficult to observe the flow velocity of medium in pipeline, when the flow velocity in pipeline is too fast, the impact force of pipeline system is too big on one hand, and also can cause the pressure in pipeline system to be too big and produce security risk, therefore need to be improved. SUMMARY

[0004] In view of the deficiency of prior art, the utility model discloses a flange of flow velocity measurement, can detect the medium flow velocity in flange, to guarantee the safety demand.

[0005] To realize the above-mentioned purpose, the utility model provides the following technical scheme:

[0006] A flange of flow velocity measurement, including disc body, the disc body forms the through liquid delivery channel along the length direction, be equipped with speed measuring unit in the liquid delivery channel, the speed measuring unit is used for measuring the medium flow velocity in liquid delivery channel, the speed measuring unit includes speed measuring runner and sensor, the liquid delivery channel inner wall is equipped with mounting groove, the speed measuring runner rotationally arranged in mounting groove and partially extends mounting groove, the speed measuring runner is equipped with a plurality of blades around, the blade is used under the medium impact to drive the speed measuring runner rotation, the sensor is correspondingly arranged with the speed measuring runner and is used for measuring the speed of the speed measuring runner.

[0007] As the further improvement of the utility model, the speed measuring unit quantity is multiple and is arranged around the liquid delivery channel.

[0008] As the further improvement of the utility model, the disc body is equipped with installation cavity, the mounting groove is equipped with the light source corresponding blade, the installation cavity is equipped with transparent glass sheet corresponding light source, the sensor is correspondingly arranged with the installation cavity, and the sensor is used for sensing the light ray of light source.

[0009] As the further improvement of the utility model, the mounting groove is equipped with power generating unit, the speed measuring runner is fixedly connected with the rotor corresponding power generating unit and is used to drive the rotor rotation, and the light source is electrically connected with the power generating unit, after the rotation of the rotor, the power generating unit is used to power supply for the light source.

[0010] As a further improvement of the utility model, the glass piece edge extends outward to form a ring-shaped connecting part, and the connecting part is in threaded connection with the mounting cavity.

[0011] As a further improvement of the utility model, the glass piece edge forms a dismounting notch.

[0012] As a further improvement of the utility model, the blade edge is aligned with the mounting groove edge.

[0013] The utility model has the advantages of:

[0014] 1. The speed measuring wheel and the sensor are matched to realize the speed measuring function of the medium in the infusion channel, and the overall structure is simple and compact.

[0015] 2. The installation groove can greatly reduce the adverse effects of the speed measuring wheel on the medium transmission, thereby improving the stability of the medium transmission in the infusion channel. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall installation section of the utility model.

[0017] Figure 2 It is Figure 1 A local enlarged view of A.

[0018] Reference signs: 1, disc body; 2, infusion channel; 3, speed measuring unit; 4, speed measuring wheel; 5, sensor; 6, installation groove; 7, blade; 8, mounting cavity; 9, light source; 10, glass piece; 11, power generation unit; 12, connecting part; 13, rotor; 14, electronic. DETAILED DESCRIPTION

[0019] The utility model will be further described in detail in combination with the drawings and examples. The same parts are indicated by the same reference signs.

[0020] As Figures 1-2 shown, a flange with measurable flow rate includes a disc body 1, the disc body 1 forms a through infusion channel 2 along the length direction, the infusion channel 2 is provided with a speed measuring unit 3, the speed measuring unit 3 is used for measuring the flow rate of medium in the infusion channel 2, the speed measuring unit 3 includes a speed measuring wheel 4 and a sensor 5, the inner wall of the infusion channel 2 is provided with an installation groove 6, the speed measuring wheel 4 is rotationally arranged in the installation groove 6 and partially extends out of the installation groove 6, the speed measuring wheel 4 is provided with a plurality of blades 7 in the circumferential direction, the blades 7 are used to drive the speed measuring wheel 4 to rotate under the impact of medium, and the sensor 5 is arranged corresponding to the speed measuring wheel 4 and is used to measure the rotating speed of the speed measuring wheel 4.

[0021] The blade 7 drives the speed measuring runner 4 to rotate, so as to cooperate with the sensor 5 to realize the detection effect of the medium flow rate in the infusion channel 2, and the speed measuring runner 4 is mostly located in the installation groove 6, so as to reduce the adverse effect of the rotation of the speed measuring runner 4 on the medium transmission in the infusion channel 2, and ensure the overall transmission effect.

[0022] Preferably, the number of speed measuring units 3 is multiple and arranged circumferentially along the infusion channel 2.

[0023] The multiple speed measuring units 3 can realize speed measurement at multiple positions to improve the detection accuracy.

[0024] Preferably, the disc body 1 is provided with an installation cavity 8, the installation groove 6 is provided with a light source 9 corresponding to the blade 7, the installation cavity 8 is provided with a transparent glass sheet 10 corresponding to the light source 9, and the sensor 5 is arranged corresponding to the installation cavity 8 and used for sensing the light emitted by the light source 9.

[0025] Specifically, the sensor 5 is a photosensitive sensor 5, which can ensure the isolation of the installation cavity 8 relative to the infusion channel 2 through the detection of the light source 9, so as to avoid damage of the sensor 5 caused by corrosion of the medium, and the detection mode of the light source 9 can also greatly improve the detection accuracy.

[0026] Preferably, the installation groove 6 is provided with a power generation unit 11, the speed measuring runner 4 is fixedly connected with a rotor 13 corresponding to the power generation unit 11 and used for driving the rotor 13 to rotate, the light source 9 is electrically connected with the power generation unit 11, and the power generation unit 11 is used for supplying power to the light source 9 after the rotor 13 rotates.

[0027] More specifically, the power generation unit 11 is an electronic 13 arranged in a circumferential ring.

[0028] The power generation mode of the power generation unit 11 can realize self-power supply, so as to avoid the inconvenience caused by the built-in battery.

[0029] Preferably, the glass sheet 10 is outwardly extended at the edge to form a ring-shaped connecting part 12, and the connecting part 12 is screw-connected with the installation cavity 8.

[0030] The screw connection of the connecting part 12 can greatly improve the installation sealing property of the glass sheet 10, so as to avoid leakage in this area.

[0031] Preferably, the glass sheet 10 is formed with a dismounting gap at the edge.

[0032] The dismounting gap can facilitate the dismounting of the glass sheet 10.

[0033] Preferably, the edge of the blade 7 is aligned with the edge of the installation groove 6.

[0034] The alignment of the edges of the blades 7 can minimize the residue of the medium in the installation groove 6, thereby ensuring the stability of the speed measuring runner 4 for a long time.

[0035] The utility model discloses a flange of flow velocity measurement, its use method is in, connecting with pipeline system with disc body 1, further when medium conveying in infusion channel 2, the medium will impact vane 7, and then drive speed measuring runner 4 rotation through vane 7, thereby make rotor 13 rotate, thereby power generating unit 11 carries out power supply to light source 9, thereby make light source 9 emit light, and the light is received by sensor 5 through glass sheet 10, and simultaneously, because of the rotation of vane 7, will make light stable interval type conveying, thereby sensor 5 calculates the rotation speed of speed measuring runner 4 according to the light source 9 signal received, thereby realizes the detection of medium flow velocity in infusion channel 2.

[0036] The above only is the preferred implementation of the utility model, the protection scope of the utility model is not only limited to the above-mentioned embodiment, all technical schemes under the idea of the utility model of the utility model belong to the protection scope of the utility model. It should be pointed out that for the ordinary skilled person in the prior art, a number of improvements and refinements without departing from the principle of the utility model, these improvements and refinements should also be considered as the protection scope of the utility model.

Claims

1. A flow rate measurable flange, characterized in that: a disc body (1) is formed along a length direction to have a through infusion channel (2), a flow rate measuring unit (3) is arranged in the infusion channel (2) and used to measure a flow rate of a medium in the infusion channel (2), the flow rate measuring unit (3) comprises a flow rate measuring runner (4) and a sensor (5), an installation groove (6) is arranged on an inner wall of the infusion channel (2), the flow rate measuring runner (4) is rotatably arranged in the installation groove (6) and partially extends out of the installation groove (6), a plurality of blades (7) are circumferentially arranged on the flow rate measuring runner (4) and used to drive the flow rate measuring runner (4) to rotate under an impact of the medium, and the sensor (5) is arranged corresponding to the flow rate measuring runner (4) and used to measure a rotating speed of the flow rate measuring runner (4).

2. A flow rate measurable flange according to claim 1, wherein: A plurality of flow rate measuring units (3) are circumferentially arranged along the infusion channel (2).

3. A flow rate measurable flange according to claim 1, wherein: An installation cavity (8) is arranged in the disc body (1), a light source (9) corresponding to the blade (7) is arranged in the installation groove (6), the installation cavity (8) is arranged corresponding to the light source (9) and has a transparent glass sheet (10), and the sensor (5) is arranged corresponding to the installation cavity (8) and used to sense light emitted by the light source (9).

4. A flow rate measurable flange according to claim 3, wherein: An electricity generating unit (11) is arranged in the installation groove (6), the flow rate measuring runner (4) is fixedly connected with a rotor (13) corresponding to the electricity generating unit (11) and used to drive the rotor (13) to rotate, the light source (9) is electrically connected with the electricity generating unit (11), and the electricity generating unit (11) is used to supply power to the light source (9) after the rotor (13) rotates.

5. A flow rate measurable flange according to claim 3, wherein: The glass sheet (10) has an outwardly extended annular connecting portion (12) at an edge thereof, and the connecting portion (12) is threadedly connected with the installation cavity (8).

6. A flow rate measurable flange according to claim 5, wherein: The glass sheet (10) has a dismounting gap at the edge thereof.

7. A flow rate measurable flange according to any one of claims 1 to 6, wherein: The blade (7) is aligned with an edge of the installation groove (6).

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