CN211147754U

CN211147754U - Vertical flow direction gas flow measurement sensor array structure in circular air duct

Info

Publication number: CN211147754U
Application number: CN201922441521.1U
Authority: CN
Inventors: 史志立; 闵庆阳
Original assignee: Dosypower Technology Co ltd
Current assignee: Dosypower Technology Co ltd
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-07-31
Anticipated expiration: 2029-12-30

Abstract

The utility model discloses a vertical flow direction gas flow measurement sensor array structure in a circular air channel, the circular air channel comprises a circular air channel main body, a pair of first inclined rods which are fixedly connected with each other are arranged in the circular air channel main body, the lower end of the first inclined rod is fixedly connected with a pair of second inclined rods, the pair of second inclined rods are symmetrical about the first inclined rods, the lower end of the second inclined rods is fixedly connected with a gas flow measurement sensor, the upper ends and the lower ends of a plurality of gas flow measurement sensors are all positioned on the same plane, the circular air channel main body is fixedly connected with a first fixed rod and a second fixed rod, the first inclined rods are fixedly connected with the second fixed rod, and the second inclined rods are fixedly connected with the first fixed rod; the utility model provides a vertical flow is to gas flow measurement sensor array structure in circular wind channel, its mode that adopts a plurality of sensor arrays, stability is high, easily improves the measuring accuracy degree, and is difficult for causing piling up of dust.

Description

Vertical flow direction gas flow measurement sensor array structure in circular air duct

Technical Field

The utility model relates to a sensor array technical field especially relates to a vertical flow is to gas flow measurement sensor array structure in circular wind channel.

Background

There are many circular wind channels of perpendicular flow direction at thermal power factory, be the gas flow who measures in the wind channel of perpendicular flow direction in circular wind channel, need use gas flow sensor to measure, but gas flow sensor's distribution can direct influence the accuracy of measuring result, generally all install single sensor respectively in a plurality of positions among the prior art and measure, but its distribution mode also is difficult to carry out comparatively accurate measurement to the gas flow in the circular wind channel of perpendicular flow direction, the accumulation of dust can appear often in the actual use.

Therefore, in view of the above technical problems, it is necessary to provide a vertical flow gas flow measurement sensor array structure in a circular air duct.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing a vertical flow is to gas flow measurement sensor array structure in circular wind channel, its mode that adopts a plurality of sensor arrays, stability is high, easily improves measurement accuracy, and is difficult for causing piling up of dust.

In order to achieve the above object, an embodiment of the present invention provides the following technical solutions:

The utility model provides a vertical flow is to gas flow measurement sensor array structure in circular wind channel, circular wind channel includes circular wind channel main part, be provided with a pair of mutual fixed connection's first down tube in the circular wind channel main part, a pair of second down tube of first down tube lower extreme fixedly connected with is a pair of the second down tube is about first down tube symmetry, the lower extreme fixedly connected with gas flow measurement sensor of second down tube is a plurality of gas flow measurement sensor's upper end and lower extreme all are located the coplanar, first dead lever of fixedly connected with and second dead lever in the circular wind channel main part, first down tube and second dead lever fixed connection, second down tube and first dead lever fixed connection.

As a further improvement of the utility model, the upper end of the fixed point of the first diagonal rod is fixedly connected with a reinforcing block.

As a further improvement of the present invention, the lower end edge of the first fixing rod and the second fixing rod is provided with a fillet.

As a further improvement of the utility model, it is a pair of angle between the first down tube is 60 ~ 120 degrees.

As a further improvement of the utility model, it is a pair of angle between the second down tube is 60 ~ 120 degrees.

The utility model has the advantages that: the utility model provides a vertical flow is to gas flow measurement sensor array structure in circular wind channel, its mode that adopts a plurality of sensor arrays, stability is high, easily improves the measuring accuracy degree, and is difficult for causing piling up of dust.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a cross-sectional view of a vertical flow gas flow sensor array configuration within a circular duct in an embodiment of the present invention;

Fig. 2 is an exploded view of a vertical flow gas flow sensor array configuration within a circular duct in accordance with an embodiment of the present invention;

Fig. 3 is an exploded view of a vertical flow gas flow sensor array structure in a circular air duct according to an embodiment of the present invention.

In the figure: 1. the air flow measuring device comprises a circular air duct main body, 101 fixing holes, 2 first fixing rods, 3 second fixing rods, 4 first inclined rods, 401 reinforcing blocks, 5 second inclined rods and 6 air flow measuring sensors.

Detailed Description

In order to make the technical solutions in the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.

In the various figures of the present invention, certain dimensions of structures or portions are exaggerated relative to other structures or portions for ease of illustration, and thus, are used only to illustrate the basic structure of the subject matter of the present invention.

Terms such as "left", "right", and the like, used herein to denote relative spatial positions, are used for ease of description to describe one element or feature's relationship to another element or feature as illustrated in the figures. The spatially relative positional terms may be intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "to the right" of other elements or features would then be oriented "to the left" of the other elements or features. Thus, the exemplary term "right side" may encompass both left and right orientations. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

Referring to fig. 1 to 3, in an embodiment of the present invention, a vertical flow gas flow sensor array structure in a circular air duct includes a circular air duct main body 1, a pair of mutually fixedly connected first down tubes 4 are provided in the circular air duct main body 1, a reinforcing block 401 is fixedly connected to upper ends of fixing points of the pair of first down tubes 4, the reinforcing block 401 can increase the connection strength between the pair of first down tubes 4, a pair of second down tubes 5 are fixedly connected to lower ends of the first down tubes 4, and the pair of second down tubes 5 are symmetrical with respect to the first down tubes 4.

The lower end of the second inclined rod 5 is fixedly connected with a gas flow measuring sensor 6, the upper ends and the lower ends of a plurality of gas flow measuring sensors 6 are positioned on the same plane, the gas flow measuring sensors 6 are used for measuring gas flow, a negative pressure output end and a positive pressure output end are fixedly connected on the gas flow measuring sensors 6, a negative pressure main pipe and a positive pressure main pipe (not marked in the figure) are connected in the first inclined rod 4, the second inclined rod 5 and the second fixed rod 3 respectively, the negative pressure main pipe can mix and transmit variables output by the negative pressure output end of the gas flow measuring sensors 6, the positive pressure main pipe can mix and transmit variables output by the positive pressure output end of the gas flow measuring sensors 6, one end of the negative pressure main pipe and one end of the positive pressure main pipe can extend out of the circular air duct main body 1 through the second fixed rod 3 by punching holes on the second fixed rod 3, and is connected with a differential pressure transmitter, and the gas flow can be tested by debugging of technicians in the field.

The round air duct main body 1 is fixedly connected with a first fixing rod 2 and a second fixing rod 3, the first fixing rod 2 and the second fixing rod 3 both penetrate through the round air duct main body 1, fixing holes 101 are drilled on the round air duct main body 1 to facilitate the installation of the first fixing rod 2 and the second fixing rod 3, the first fixing rod 2 and the second fixing rod 3 are triangular hollow structures, wherein the hollow structure of second dead lever 3 is convenient for negative pressure house steward and the passing of malleation house steward, and triangular shape be convenient for with a pair of first down tube 4 and a pair of second down tube 5 between the angle to the matching, first down

tube

4 and 3 fixed connection of second dead lever, second down

tube

5 and 2 fixed connection of first dead lever, be convenient for fix first down tube 4 and second down tube 5, the lower extreme edge of first dead lever 2 and second dead lever 3 all is provided with the fillet, the difficult gathering that causes the dust that takes place.

The angle between the pair of first diagonal rods 4 is 60-120 degrees, the angle between the pair of second diagonal rods 5 is 60-120 degrees, specifically, the angle between the pair of first diagonal rods 4 is 90 degrees, and the angle between the pair of second diagonal rods 5 is 90 degrees, which is not beneficial to dust collection.

Referring to fig. 1, a plurality of gas flow measurement sensors 6 measure gas flow simultaneously, are located on the same horizontal plane, and are easy to improve measurement accuracy, and the shapes of the first fixing rod 2, the second fixing rod 3, the first diagonal rod 4 and the second diagonal rod 5 are not easy to collect dust and can be directly blown away by air flow.

According to the technical scheme provided by the utility model, the utility model discloses following beneficial effect has:

The utility model provides a vertical flow is to gas flow measurement sensor array structure in circular wind channel, its mode that adopts a plurality of sensor arrays, stability is high, easily improves the measuring accuracy degree, and is difficult for causing piling up of dust.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A sensor array structure for measuring the flow of gas flowing vertically in a circular air flue comprises a circular air flue main body (1), it is characterized in that a pair of first inclined rods (4) which are fixedly connected with each other are arranged in the circular air duct main body (1), the lower end of the first diagonal rod (4) is fixedly connected with a pair of second diagonal rods (5), the pair of second diagonal rods (5) are symmetrical about the first diagonal rod (4), the lower end of the second inclined rod (5) is fixedly connected with a gas flow measurement sensor (6), the upper ends and the lower ends of the plurality of gas flow measurement sensors (6) are positioned on the same plane, a first fixed rod (2) and a second fixed rod (3) are fixedly connected on the circular air duct main body (1), the first inclined rod (4) is fixedly connected with the second fixing rod (3), and the second inclined rod (5) is fixedly connected with the first fixing rod (2).

2. The array structure of the sensor for measuring the flow of the vertical gas in the circular air flue is characterized in that a reinforcing block (401) is fixedly connected to the upper ends of the fixing points of the first inclined rods (4).

3. The array structure of the sensor for measuring the flow of vertical gas in the circular air flue as claimed in claim 1, wherein the lower end edges of the first fixing rod (2) and the second fixing rod (3) are provided with round corners.

4. The array structure of the sensor for measuring the flow of the vertically flowing gas in the circular air duct according to claim 1, wherein the angle between a pair of the first inclined rods (4) is 60-120 degrees.

5. The array structure of the sensor for measuring the flow of the vertically flowing gas in the circular air duct according to claim 1, wherein the angle between a pair of the second inclined rods (5) is 60-120 degrees.