CN217032656U

CN217032656U - Self-ash-removing structure of air quantity measuring device

Info

Publication number: CN217032656U
Application number: CN202220832333.0U
Authority: CN
Inventors: 徐江; 刘鹏; 高伯赋; 石立斌; 施梁; 唐麟; 刘显军; 黄健安; 刘洋; 杨铁强; 张瑞岩
Original assignee: Guoneng Yuedian Taishan Power Generation Co ltd
Current assignee: Guoneng Yuedian Taishan Power Generation Co ltd
Priority date: 2022-04-12
Filing date: 2022-04-12
Publication date: 2022-07-22
Anticipated expiration: 2032-04-12

Abstract

The utility model belongs to the technical field of air quantity measurement, in particular to a self-dust-cleaning structure of an air quantity measuring device, aiming at the problems that the existing air quantity measuring device is easy to block during measurement, the number of measuring pipelines cannot be increased or reduced according to the size of a position to be measured, the application range is limited, and the use effect is influenced, the self-dust-cleaning structure comprises an air channel, a mounting plate is fixedly mounted at the top of the air channel, an adjusting plate is fixedly mounted at the top of the mounting plate, an adjusting groove is formed in the bottom of the adjusting plate, and the bottom of the adjusting plate penetrates through the top of the mounting plate and the top of the air channel and extends into the air channel. The application range is wide.

Description

Self-ash-removing structure of air quantity measuring device

Technical Field

The utility model relates to the technical field of air quantity measurement, in particular to a self-dust-cleaning structure of an air quantity measuring device.

Background

The air volume refers to the total volume of air sent out or sucked in by the fan of the air-cooled radiator every minute, and if the air volume is calculated according to cubic feet, the unit is CFM; if the CMM is used in cubic meters, the frequently used air volume unit of the radiator product is CFM, and an air volume measuring device is required to measure the air volume in the production process.

The situation that the jam appears easily when current air volume measuring device measures, can't increase and reduce the quantity of measuring tube according to the size of the position that awaits measuring, and application scope is restricted, influences the result of use, so we have provided an air volume measuring device from deashing structure for solve the above-mentioned problem of proposing.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects that the air volume measuring device in the prior art is easy to block during measurement, the number of measuring pipelines cannot be increased or reduced according to the size of a position to be measured, the application range is limited, and the use effect is influenced, and provides a self-dust-removing structure of the air volume measuring device.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides an amount of wind measuring device is from deashing structure, includes the wind channel, the top fixed mounting in wind channel has the mounting panel, the top fixed mounting of mounting panel has the regulating plate, and the bottom of regulating plate has seted up the adjustment tank, the bottom of regulating plate runs through the top in the top of mounting panel and wind channel and extends to the inside in wind channel, the inside slidable mounting of adjustment tank has two stands, and the equal fixed mounting in one side that two stands kept away from each other has a plurality of measuring pipes, and the bottom of two stands all extends to the inside in wind channel, the blade ring is installed in the sealed rotation on measuring pipe's the inner wall, and sealed fixed mounting has a plurality of rotation blades on blade ring's the inner wall, the rear side fixed mounting of blade ring has two self-cleaning brushes, and the equal fixed mounting in rear end of a plurality of measuring pipes has gas flow sensor.

Preferably, for the ease of bearing the stand, slidable mounting has same slide on the left side inner wall of adjustment tank and the right side inner wall, the top of two stands all with the bottom fixed mounting of slide, and the top fixed mounting of slide has the connecting block, the transmission is connected with adjusting part on the connecting block.

Preferably, in order to facilitate the adjustment of the position of the upright column, the adjusting assembly comprises a driving motor and a screw rod, the top of the driving motor and the inner wall of the top of the adjusting groove are fixedly mounted, the bottom of an output shaft of the driving motor and the top of the screw rod are fixedly mounted, a thread groove is formed in the top of the connecting block, and the bottom of the screw rod extends into the thread groove and is in threaded connection with the thread groove.

Preferably, in order to facilitate self-cleaning, one side of each self-cleaning brush, which is away from each other, on the same blade ring can be separated from the top inner wall and the bottom inner wall of the corresponding measuring pipeline respectively to be tightly attached to each other, and the two self-cleaning brushes on the same blade ring are arranged up and down.

Preferably, in order to facilitate installation of the gas flow rate sensor, two fixing rods are fixedly installed at the rear side of the measurement pipeline, and one sides of the two fixing rods, which are close to each other, are fixedly installed at the top and the bottom of the corresponding gas flow rate sensor respectively.

Preferably, in order to facilitate the installation and the disassembly of the mounting plate, the top of the mounting plate is in threaded connection with four fixing bolts, and the bottoms of the four fixing bolts penetrate through the top of the mounting plate and the top of the air duct and are in threaded connection with the air duct.

The utility model has the beneficial effects that: the specification of the driving motor, the screw, the upright post, the measuring pipeline, the blade ring, the self-rotation blades, the self-cleaning brush, the gas flow velocity sensor and the connecting block can be selected according to the actual application, the front end of the air channel is an air inlet, when in use, the mounting plate is fixed at the top of the air channel by limited utilization of the fixing bolt, the number of the measuring pipelines is adjusted and configured according to the size of the air channel, the driving motor is started, an output shaft of the driving motor can drive the screw to rotate, the rotation of the screw can be converted into the longitudinal movement of the connecting block due to the threaded connection of the screw and the connecting block, the number of the measuring pipelines can be increased and reduced according to the size of the air channel, fluid flows into the air channel through the air inlet of the air channel, the plurality of self-rotation blades can rotate under the action of the fluid, and the blade ring and the self-cleaning brush corresponding to the plurality of self-rotation blades can rotate at the moment, the inner walls of the measuring pipelines are self-cleaned, the gas flow velocity sensors on the measuring pipelines can monitor air volume, the average value of the monitoring values of the gas flow velocity sensors on the measuring pipelines is taken, compared with a conventional air volume measuring device, the flow of fluid can be used for providing power for self-cleaning, a power source does not need to be added, the production cost is reduced, the blockage situation cannot occur, measuring points can be added and reduced in air channels with different sizes, and the application range is wide;

in order to solve the problems that the self-cleaning process of the self-cleaning brush needs power and the cost is high, the flow of the fluid to be measured can be utilized to provide power for the self-cleaning of the self-cleaning brush through the arranged blade ring and the self-rotating blades, and the production cost is reduced;

in order to solve the problem that the device body is not convenient to install and dismantle, the mounting panel and four fixing bolts that set up can be convenient for install and dismantle the device body, and excellent in use effect.

Drawings

FIG. 1 is a schematic structural view of a self-cleaning ash structure of an air volume measuring device according to the present invention;

FIG. 2 is a sectional view of a self-cleaning dust structure of an air volume measuring device according to the present invention;

FIG. 3 is a side view of a measuring pipe structure of a self-ash-removing structure of an air volume measuring device according to the present invention;

FIG. 4 is a perspective view of a blade ring structure of a self-ash-removing structure of an air volume measuring device according to the present invention;

fig. 5 is an enlarged schematic view of a part a of the structure in fig. 2 of a self-ash-removing structure of an air volume measuring device according to the present invention.

In the figure: 1. an air duct; 2. mounting a plate; 3. an adjusting plate; 4. an adjustment groove; 5. a drive motor; 6. a screw; 7. connecting blocks; 8. fixing the bolt; 9. a column; 10. measuring a pipeline; 11. a blade ring; 12. a rotation blade; 13. a self-cleaning brush; 14. a fixing rod; 15. a gas flow rate sensor.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Example one

Referring to fig. 1-5, a self-ash-cleaning structure of an air volume measuring device comprises an air duct 1, a mounting plate 2 is fixedly mounted at the top of the air duct 1, the specification of the air duct 1 can be selected according to the actual application, an adjusting plate 3 is fixedly mounted at the top of the mounting plate 2, the adjusting plate 3 is positioned at the center position of the top of the mounting plate 2, an adjusting groove 4 is formed in the bottom of the adjusting plate 3, the bottom of the adjusting plate 3 penetrates through the top of the mounting plate 2 and the top of the air duct 1 and extends into the air duct 1, two upright posts 9 are slidably mounted in the adjusting groove 4, the two upright posts 9 can only longitudinally slide in the adjusting groove 4, the two upright posts 9 are arranged in a left-right mode, a plurality of measuring pipelines 10 are fixedly mounted on one side, away from each other, the plurality of measuring pipelines 10 positioned on the same upright post 9 are longitudinally arranged, and a plurality of measuring data can be obtained, the measurement accuracy is improved, the bottoms of the two upright posts 9 extend into the air duct 1, the inner wall of the measurement pipeline 10 is provided with a blade ring 11 in a sealing and rotating mode, the blade ring 11 can rotate on the inner wall of the measurement pipeline 10, the inner wall of the blade ring 11 is fixedly provided with a plurality of rotation blades 12 in a sealing and rotating mode, the specifications of the rotation blades 12 can be selected according to practical application, when fluid flows in the measurement pipeline 10, the rotation blades 12 can rotate, the rotation blades 12 on the same blade ring 11 are arranged in an equidistant annular mode, the rear side of the blade ring 11 is fixedly provided with two self-cleaning brushes 13, in order to facilitate self-cleaning, the side, away from each other, of the two self-cleaning brushes 13 on the same blade ring 11 can be separated from the top inner wall and the bottom inner wall of the corresponding measurement pipeline 10 to be tightly attached, the right ends of the two self-cleaning brushes 13 and the right end of the measurement pipeline 10 are positioned on the same vertical plane, the self-cleaning brushes 13 can rotate along with the blade rings 11, the inner walls of the measuring pipelines 10 are subjected to self-dust cleaning, two self-cleaning brushes 13 positioned on the same blade ring 11 are arranged up and down, the rear ends of a plurality of measuring pipelines 10 are fixedly provided with gas flow rate sensors 15, the specifications of the gas flow rate sensors 15 can be selected according to actual use, the gas flow rate sensors are used for measuring flow, for bearing the upright posts 9, the left inner wall and the right inner wall of the adjusting groove 4 are provided with the same sliding plate in a sliding manner, the sliding plate can only longitudinally slide on the inner wall of the adjusting groove 4, the tops of the two upright posts 9 are fixedly arranged with the bottom of the sliding plate, the top of the sliding plate is fixedly provided with a connecting block 7, the connecting block 7 is positioned at the center of the top of the sliding plate, the connecting block 7 is in transmission connection with an adjusting assembly, for adjusting the position of the upright posts 9, the adjusting assembly comprises a driving motor 5 and a screw rod 6, driving motor 5's specification can be selected for use according to the reality, screw rod 6 is vertical setting, driving motor 5's top and the top inner wall fixed mounting of adjustment tank 4, and the bottom of driving motor 5 output shaft and the top fixed mounting of screw rod 6, driving motor 5 is out of work, the situation of rotation can not appear in screw rod 6, the thread groove has been seted up at the top of connecting block 7, the bottom of screw rod 6 extends to the inside of thread groove and with thread groove threaded connection, the situation that breaks away from can not appear in screw rod 6 and thread groove.

Example two

The following further improvements are made on the basis of the first embodiment:

in the utility model, in order to install the gas flow velocity sensor 15 conveniently, two fixing rods 14 are fixedly installed on the rear side of the measuring pipeline 10, the two fixing rods 14 on the same measuring pipeline 10 are vertically arranged, one side, close to each other, of each fixing rod 14 is fixedly installed with the top and the bottom of the corresponding gas flow velocity sensor 15 respectively, in order to install and disassemble the mounting plate 2 conveniently, four fixing bolts 8 are connected to the top of the mounting plate 2 in a threaded manner, the four fixing bolts 8 are arranged on the top of the mounting plate 2 in a matrix manner, and the bottoms of the four fixing bolts 8 penetrate through the top of the mounting plate 2 and the top of the air duct 1 and are in threaded connection with the air duct 1, so that the mounting and the disassembly are convenient, and the secondary utilization rate is high.

In the utility model, when in use, the mounting plate 2 is fixed at the top of the air duct 1 by using the fixing bolt 8, the number of the measuring pipelines 10 is adjusted and configured according to the size of the air duct 1, the driving motor 5 is started, the output shaft of the driving motor 5 can drive the screw 6 to rotate, the rotation of the screw 6 can be converted into the longitudinal movement of the connecting block 7 due to the threaded connection of the screw 6 and the connecting block 7, the number of the measuring pipelines 10 can be increased and decreased according to the size of the air duct 1, fluid flows into the air duct 1 through the air inlet of the air duct 1, the plurality of self-rotating blades 12 can rotate under the action of the fluid through the plurality of self-rotating blades 12, at the moment, the blade ring 11 corresponding to the plurality of self-rotating blades 12 and the self-cleaning brush 13 can rotate to perform self cleaning on the inner wall of the measuring pipeline 10, the air flow velocity sensor 15 on the measuring pipeline 10 can monitor the air volume, compared with the conventional air quantity measuring device, the average value of the monitoring values of the gas flow velocity sensors 15 on the plurality of measuring pipelines 10 can provide power for self-cleaning by utilizing the flow of fluid, does not need to add a power source, reduces the production cost, does not cause the blockage, can increase and reduce measuring points in air channels 1 with different sizes, and has wide application range.

In the description of the present application, it should be further noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, a connection through an intermediate medium, and a connection between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to specific circumstances.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides an amount of wind measuring device is from deashing structure, includes wind channel (1), the top fixed mounting in wind channel (1) has mounting panel (2), its characterized in that, the top fixed mounting of mounting panel (2) has regulating plate (3), and the bottom of regulating plate (3) has seted up adjustment tank (4), the bottom of regulating plate (3) runs through the top of mounting panel (2) and the top in wind channel (1) and extends to the inside in wind channel (1), the inside slidable mounting of adjustment tank (4) has two stands (9), and the equal fixed mounting in one side that two stands (9) kept away from each other has a plurality of measuring pipe (10), and the bottom of two stands (9) all extends to the inside in wind channel (1), seal rotation installs blade ring (11) on the inner wall of measuring pipe (10), and seal fixed mounting has a plurality of rotation blades (12) on the inner wall of blade ring (11), two self-cleaning brushes (13) are fixedly mounted on the rear side of the blade ring (11), and gas flow rate sensors (15) are fixedly mounted at the rear ends of the measuring pipelines (10).

2. The self-dust-removing structure of the air volume measuring device according to claim 1, wherein the same sliding plate is slidably mounted on the left inner wall and the right inner wall of the adjusting groove (4), the tops of the two upright posts (9) are fixedly mounted with the bottom of the sliding plate, the top of the sliding plate is fixedly mounted with the connecting block (7), and the adjusting assembly is in transmission connection with the connecting block (7).

3. The self-dust-cleaning structure of the air volume measuring device according to claim 2, wherein the adjusting component comprises a driving motor (5) and a screw rod (6), the top of the driving motor (5) and the inner wall of the top of the adjusting groove (4) are fixedly installed, the bottom of an output shaft of the driving motor (5) and the top of the screw rod (6) are fixedly installed, a thread groove is formed in the top of the connecting block (7), and the bottom of the screw rod (6) extends to the inside of the thread groove and is in threaded connection with the thread groove.

4. The self-dust-cleaning structure of the air volume measuring device according to claim 1, wherein the sides of the two self-cleaning brushes (13) on the same blade ring (11) far away from each other are respectively detachably and tightly attached to the top inner wall and the bottom inner wall of the corresponding measuring pipeline (10), and the two self-cleaning brushes (13) on the same blade ring (11) are arranged up and down.

5. The self-dust-removing structure of the air volume measuring device as claimed in claim 1, wherein two fixing rods (14) are fixedly installed at the rear side of the measuring pipe (10), and the sides of the two fixing rods (14) close to each other are fixedly installed at the top and the bottom of the corresponding gas flow velocity sensor (15).

6. The self-dust-removing structure of the air volume measuring device according to claim 1, wherein the top of the mounting plate (2) is in threaded connection with four fixing bolts (8), and the bottoms of the four fixing bolts (8) penetrate through the top of the mounting plate (2) and the top of the air duct (1) and are in threaded connection with the air duct (1).