Thoba flow meter with bamboo cutting type probe

Abstract

The utility model relates to the technical field of flow meters, in particular to a Toba flow meter with a bamboo cutting type probe, which acquires and monitors data in a pipeline through a connecting device, improves the stability of the connecting device through a fixing device, reduces the influence of pipeline vibration on the working stability of the connecting device, and improves the working stability of the connecting device. The sealing performance of the connecting device is improved through the sealing device, and the connecting device is actively cleaned through the cleaning device, so that the influence of dust adhered in a hole on data acquisition is reduced, and the practicability of the device is improved; comprising a connecting device, a fixing device, a sealing device and a cleaning device, the fixing device is installed on the connecting device, the sealing device is installed on the connecting device, and the cleaning device is installed on the connecting device.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of flowmeter, in particular to a kind of torba flowmeter with bamboo cutting type probe. BACKGROUND

[0002] Torba flowmeter of bamboo cutting type probe adopts open center pressure taking principle, the average of flow velocity in central region and each point of pipeline is corrected by cloud calibration system, and finally and the flow coefficient in cavity form standard symmetrical relationship;Torba probe is a kind of bamboo cutting type flow probe, and torba flowmeter of bamboo cutting type center pressure taking structure mainly provides solution for the measurement difficulty of small flow, low flow velocity and large diameter, can be used for the measurement and anti-blocking of flow in various environments, and is suitable for gas, liquid, steam, especially complex gas working condition.

[0003] The prior art with the application number CN201921677524.9 of Chinese utility model patent relates to a bamboo cutting type torba flow probe, which comprises a high-pressure pressure taking port, a high-pressure pressure taking cavity, a high-pressure slope, a low-pressure pressure taking port, a low-pressure slope, a high-pressure side column surface, an abdomen, a wing, a low-pressure side column surface, a probe body and a compression nut.

[0004] However, the impurities and dirt entering the pressure taking hole in actual use of the above-mentioned device can only be discharged by gravity, and part of the dirt will adhere to the hole during long-term use, thereby affecting the accuracy of water pressure data acquisition. UTILITY MODEL CONTENTS

[0005] To solve the above technical problems, the utility model provides a torba flowmeter with bamboo cutting type probe, which collects and monitors the data in the pipeline through the connecting device, improves the stability of the connecting device through the fixing device, reduces the influence of pipeline vibration on the working stability of the connecting device, increases the sealing property of the connecting device through the sealing device, actively cleans the connecting device through the cleaning device, reduces the influence of adhered dust in the hole on data acquisition, and improves the practicability of the device.

[0006] The utility model relates to a kind of torba flowmeter with bamboo cutting type probe;It includes connecting device, fixing device, sealing device and cleaning device, fixing device is installed on connecting device, sealing device is installed on connecting device, cleaning device is installed on connecting device;Data in the pipeline are collected and monitored through connecting device, the stability of connecting device is improved through fixing device, the influence of pipeline vibration on the working stability of connecting device is reduced, the sealing property of connecting device is increased through sealing device, connecting device is actively cleaned through cleaning device, the influence of adhered dust in the hole on data acquisition is reduced, and the practicability of the device is improved.

[0007] Preferably, the connecting device comprises a base, a sleeve, a fixing flange, a probe body, a pressure tapping hole and a pressure sensor, a hole is opened on the pipeline to be detected, the base is connected by welding, the sleeve is connected on the base, the fixing flange is connected on the upper part of the sleeve, the lower part of the probe body extends to the inside of the pipeline through the sleeve and the base, the base adopts a bamboo cutting type structure, two groups of cutting planes are located at the input end and the output end of the pipeline respectively, the pressure tapping holes are arranged on the two groups of cutting planes, and the pressure tapping holes extend to the top of the probe body and are connected with the two groups of input ends of the pressure sensor; the depth of the probe body inserted into the pipeline is adjusted to adapt to pipelines with different diameters, the water pressure on the output side and the input side of the pipeline is monitored through the connection of the two groups of pressure tapping holes with the two groups of input ends of the pressure sensor, and the practicability of the device is improved.

[0008] Preferably, the fixing device comprises a first electric cylinder and a fixing clamp, a group of first electric cylinders are installed on the middle part of the side surface of the sleeve, the moving end of the first electric cylinder extends to the inside of the sleeve through the outside of the sleeve, and the fixing clamp is connected on the moving end of the first electric cylinder; the two groups of fixing clamps are used to clamp the probe body through the control of the elongation of the first electric cylinder, so that the position of the probe body is fixed, the influence of pipeline vibration on the probe body is reduced, and the practicability of the device is improved.

[0009] Preferably, the sealing device comprises a bearing ring, a first sealing ring, a second sealing ring and a compression nut, the bearing ring is arranged on the upper part of the sleeve, the first sealing ring is sleeved on the probe body and placed on the bearing ring, the compression nut is sleeved on the probe body and located on the upper side of the first sealing ring, the second sealing ring is sleeved on the probe body and located on the upper side of the compression nut, and the side surface of the probe body is provided with a thread; the first sealing ring and the compression nut are compressed through the rotation of the second sealing ring and the thread connection between the outside upper part of the probe body, so that the probe body and the sleeve are sealed, and the sealing property of the device is improved.

[0010] Preferably, the cleaning device comprises a cleaning pipe, a second electric cylinder, a piston and a special-shaped plug, a group of cleaning pipes is respectively connected to the upper part of the outer side of the probe body, the two groups of cleaning pipes are respectively communicated with the interiors of the two groups of pressure taking holes, a second electric cylinder is installed on the outer side of the cleaning pipe, the moving end of the second electric cylinder extends to the interior of the cleaning pipe through the outer side of the cleaning pipe and is connected with the piston, a special-shaped plug is connected to the inner side of the piston, and the inner side of the special-shaped plug is pushed to the inner wall area of the pressure taking hole and is the same as the inner wall arc of the pressure taking hole; the second electric cylinder is controlled to be quickly extended and retracted in a timing mode, the piston and the special-shaped plug are driven to quickly push the liquid in the pressure taking hole, the liquid in the pressure taking hole is quickly flowed, and the impurities and dirt in the pressure taking hole are discharged, so that the interior of the pressure taking hole is kept unobstructed, the inner side of the pressure sensor is pushed to the inner wall of the pressure taking hole when the operation is stopped, the inner wall of the pressure taking hole is kept flush, the influence of the recessed part of the pressure taking hole on the detection of water pressure is reduced, and the practicability of the device is improved.

[0011] Preferably, the device further comprises steel rods, a plurality of steel rods are arranged on the upper end surface of the second sealing ring; the plurality of steel rods arranged on the second sealing ring facilitate the rotation connection and separation of the second sealing ring by the staff through the stick tool, and the practicability of the device is improved.

[0012] Preferably, the device further comprises a bearing flange and a lead screw, a bearing flange is installed on the upper end surface of the probe body, and the bearing flange is connected with the fixed flange through a plurality of lead screws; the plurality of lead screws are connected with the fixed flange and the bearing flange, the stability and the practicability of the probe body are improved.

[0013] Compared with the prior art, the device has the beneficial effects that: the data in the pipeline are collected and monitored through the connecting device, the stability of the connecting device is improved through the fixing device, the influence of pipeline vibration on the working stability of the connecting device is reduced, the sealing property of the connecting device is improved through the sealing device, the connecting device is actively cleaned through the cleaning device, the influence of the adhered dust in the hole on data collection is reduced, and the practicability of the device is improved. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 is the axonometric structure schematic view of the device;

[0015] Figure 2 is the first cross-sectional structure schematic view of the device;

[0016] Figure 3 is the second cross-sectional structure schematic view of the device;

[0017] Figure 4 is the explosion structure schematic view of the device;

[0018] Figure 5 is the first local enlarged structure schematic view of the utility model;

[0019] Figure 6 is the second local enlarged structure schematic view of the utility model;

[0020] In the drawing, mark: 1, base; 2, sleeve; 3, fixed flange plate; 4, probe body; 5, pressure tapping hole; 6, pressure sensor; 7, first electric cylinder; 8, fixed clamp; 9, bearing ring; 10, first sealing ring; 11, second sealing ring; 12, compression nut; 13, cleaning pipe; 14, second electric cylinder; 15, piston; 16, special-shaped plug; 17, steel pole; 18, bearing flange plate; 19, lead screw. DETAILED DESCRIPTION

[0021] In order to facilitate understanding the utility model, the utility model will be described more fully below with reference to the relevant drawings. The utility model can be realized in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive.

[0022] EMBODIMENT

[0023] As Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 and Figure 6 The fixing device is installed on the connecting device, the sealing device is installed on the connecting device, and the cleaning device is installed on the connecting device.

[0024] First, the depth of the probe body 4 inserted into the pipeline is adjusted to adapt to different diameter pipelines, two groups of pressure tapping holes 5 are connected with two groups of input ends of the pressure sensor 6, the water pressure on the output side and the input side of the pipeline is monitored, then the first electric cylinder 7 is controlled to elongate, so that the two groups of fixed clamps 8 clamp the main body of the probe body 4, thereby fixing the position of the probe body 4, then the second sealing ring 11 is screwed with the upper part outside of the probe body 4, so as to compress the first sealing ring 10 and the compression nut 12, the probe body 4 and the sleeve 2 are sealed, then the second electric cylinder 14 is controlled to extend and retract at regular time, the piston 15 and the special-shaped plug 16 are driven to quickly push the liquid in the pressure tapping hole 5, so that the liquid in the pressure tapping hole 5 flows quickly, and then the impurities and dirt in the pressure tapping hole 5 can be discharged.

[0025] The connecting device comprises a base 1, a sleeve 2, a fixed flange plate 3, a probe body 4, a pressure tapping hole 5 and a pressure sensor 6, the base 1 is connected to the pipeline by welding at the position where the pipeline needs to be detected, the sleeve 2 is connected to the base 1, the fixed flange plate 3 is connected to the upper part of the sleeve 2, the lower part of the probe body 4 extends to the inside of the pipeline through the sleeve 2 and the base 1, the base 1 adopts a bamboo cutting type structure, two groups of cutting planes are respectively located at the input end and the output end of the pipeline, the pressure tapping hole 5 is arranged on each of the two groups of cutting planes and extends to the top of the probe body 4 and is connected to the two groups of input ends of the pressure sensor 6;

[0026] The fixing device comprises a first electric cylinder 7 and a fixed clamp 8, a group of first electric cylinders 7 are respectively arranged on the front and back of the middle part of the side surface of the sleeve 2, the moving end of the first electric cylinder 7 extends to the inside of the sleeve 2 through the outer side surface of the sleeve 2, and the fixed clamp 8 is connected to the moving end of the first electric cylinder 7;

[0027] The sealing device comprises a bearing ring 9, a first sealing ring 10, a second sealing ring 11 and a compression nut 12, the bearing ring 9 is arranged on the upper part of the sleeve 2, the first sealing ring 10 is sleeved on the probe body 4 and is arranged on the bearing ring 9, the compression nut 12 is sleeved on the probe body 4 and is arranged on the upper side of the first sealing ring 10, the second sealing ring 11 is sleeved on the probe body 4 and is arranged on the upper side of the compression nut 12, and a thread is arranged on the upper part of the side surface of the probe body 4;

[0028] The cleaning device comprises a cleaning pipe 13, a second electric cylinder 14, a piston 15 and a special-shaped plug 16, a group of cleaning pipes 13 are respectively arranged on the upper part of the left and right side surfaces of the probe body 4, the two groups of cleaning pipes 13 are respectively communicated with the interiors of the two groups of pressure tapping holes 5, the second electric cylinder 14 is arranged on the outer side surface of the cleaning pipe 13, the moving end of the second electric cylinder 14 extends to the interior of the cleaning pipe 13 and is connected to the piston 15, the arc-shaped plug 16 is connected to the inner side surface of the piston 15, and the inner side surface of the special-shaped plug 16 is pushed to the inner wall area of the pressure tapping hole 5 and is of the same curvature as the interior of the pressure tapping hole 5;

[0029] A plurality of steel rods 17 are arranged on the upper end surface of the second sealing ring 11;

[0030] A bearing flange plate 18 and a lead screw 19 are further arranged, the bearing flange plate 18 is arranged on the upper end surface of the probe body 4, and the bearing flange plate 18 and the fixed flange plate 3 are connected through a plurality of lead screws 19;

[0031] The connecting device is used for collecting and monitoring the data in the pipeline, the fixing device is used for improving the stability of the connecting device and reducing the influence of pipeline vibration on the working stability of the connecting device, the sealing device is used for increasing the sealing property of the connecting device, the cleaning device is used for actively cleaning the connecting device and reducing the influence of dust adhered in the hole on data collection, and the practicability of the device is improved.

[0032] As Figures 1 to 6 shown, the utility model discloses a kind of tolbaflowmeter of bamboo type probe, when working, first, the depth of probe body 4 insertion into pipeline is adjusted, to adapt to the pipeline of different diameters, the water pressure of the output side and the input side of pipeline is monitored by the connection of two groups of pressure tapping hole 5 and the two groups of input end of pressure sensor 6, after being controlled first electric cylinder 7 elongation makes two groups of fixed clamp 8 to probe body 4 main part is clamped, to fix the position of probe body 4, then by rotating second sealing ring 11 and probe body 4 outer side upper portion screw connection, to press first sealing ring 10 and compression nut 12, the seal between probe body 4 and sleeve 2 is carried out, after timing control second electric cylinder 14 quick extension and contraction, drive piston 15 and special-shaped plug 16 quickly push liquid in pressure tapping hole 5, make liquid in pressure tapping hole 5 flow quickly, and then the impurity dirt in pressure tapping hole 5 is discharged.

[0033] The pressure sensor 6, first electric cylinder 7 and second electric cylinder 14 of the utility model are purchased on the market, and the technical personnel in the industry only need to install and operate according to the attached instruction manual, without the creative labor of the technical personnel in the field.

[0034] The above is only preferred embodiment of the utility model, it should be pointed out, for ordinary technical personnel in the technical field, on the premise of not departing from the technical principle of the utility model, can make several improvements and variations, these improvements and variations also should be regarded as the protection range of the utility model.

Claims

1. A Turbec flowmeter with a tapered probe; characterized in that, The utility model relates to a kind of pipe pressure detection device, including connecting device, fixing device, sealing device and cleaning device, fixing device is installed on connecting device, sealing device is installed on connecting device, cleaning device is installed on connecting device;Cleaning device includes cleaning pipe (13), second electric cylinder (14), piston (15) and arc plug (16), the outer side face upper left and right of probe body (4) is respectively connected with a group of cleaning pipe (13), two groups of cleaning pipe (13) are respectively communicated with two groups of pressure hole (5) inside, second electric cylinder (14) is installed on the outer side face of cleaning pipe (13), the moving end of second electric cylinder (14) extends to piston (15) and is connected with the inside of cleaning pipe (13) by the outer side face of cleaning pipe (13), the inner side face of piston (15) is connected with arc plug (16), the inner side face of arc plug (16) is pushed to the inside wall area of pressure hole (5) when with the same curvature of pressure hole (5) inside.

2. A Turbec flowmeter with a cut-bam probe as defined in claim 1, characterized in that Connecting device includes base (1), sleeve (2), fixed flange (3), probe body (4), pressure hole (5) and pressure sensor (6), hole is opened on the pipe to be detected by welding and is connected with base (1), base (1) is connected with sleeve (2), sleeve (2) is connected with fixed flange (3) on the upper portion of sleeve (2), the lower portion of probe body (4) extends to the inside of pipe by the sleeve (2) and base (1), base (1) adopts the structure of cutting bamboo, the lower portion of base (1) two groups of cutting planes are located at the input end and output end of pipe respectively, two groups of cutting planes are provided with pressure hole (5), and pressure hole (5) is connected with the two groups of input ends of pressure sensor (6) by extending to the top of probe body (4).

3. A Turbec flowmeter with a cut-bam probe as defined in claim 2, characterized in that, Fixed device includes first electric cylinder (7) and fixed clamp (8), the side surface middle portion of sleeve (2) is respectively installed with a group of first electric cylinder (7) front and back, the moving end of first electric cylinder (7) extends to the inside of sleeve (2) by the outer side face of sleeve (2), and the moving end of first electric cylinder (7) is connected with fixed clamp (8).

4. A Turbec flowmeter with a cut-bam probe as defined in claim 3, characterized in that, Sealing device includes bearing ring (9), first sealing ring (10), second sealing ring (11) and compression nut (12), bearing ring (9) is arranged in the inside upper portion of sleeve (2), first sealing ring (10) is sleeved on probe body (4) and is placed on bearing ring (9), compression nut (12) is sleeved on probe body (4) and is located on the upside of first sealing ring (10), second sealing ring (11) is sleeved on probe body (4) and is located on the upside of compression nut (12), and the upper portion of the side surface of probe body (4) is provided with screw thread.

5. A Turbec flowmeter with a cut-bam probe as defined in claim 4, characterized in that, It further includes steel pole (17), and a plurality of steel poles (17) are arranged on the upper end surface of second sealing ring (11).

6. A Turbec flowmeter with a cut-bam probe as defined in claim 5, characterized in that, It further includes bearing flange (18) and lead screw (19), bearing flange (18) is installed on the upper end surface of probe body (4), and bearing flange (18) is connected between fixed flange (3) through a plurality of lead screws (19).

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