CN207502555U - A kind of flue gas flow rate measuring apparatus - Google Patents
A kind of flue gas flow rate measuring apparatus Download PDFInfo
- Publication number
- CN207502555U CN207502555U CN201721020381.5U CN201721020381U CN207502555U CN 207502555 U CN207502555 U CN 207502555U CN 201721020381 U CN201721020381 U CN 201721020381U CN 207502555 U CN207502555 U CN 207502555U
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- CN
- China
- Prior art keywords
- pitot tube
- host
- flow rate
- gas flow
- measuring apparatus
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Abstract
The utility model proposes a kind of flue gas flow rate measuring apparatus to include Pitot tube and host, and the host and the Pitot tube grafting, the Pitot tube are connect with host communication, and the front end of the Pitot tube is provided with temperature sensor；Pitot tube includes 2 gas nozzles, host includes controller and the display panel module for data information in controller to be shown, it is provided with to detect the pressure sensor of 2 gas nozzle overdraught pressure of Pitot tube and the attitude transducer of the current placed angle of detection device respectively in host, the controller is connected with pressure sensor, attitude transducer, display panel module communication, and the pressure sensor is connect by connecting tube with the Pitot tube.By the utility model solve the problems, such as flue gas flow rate measuring apparatus of the prior art there are need to connect by pipeline during device measuring, structure is cumbersome and measures when need to measure caused by measuring by Pitot tube label direction it is inconvenient, because Pitot tube placed angle deviation causes measurement to be failed.
Description
Technical field
The utility model is related to a kind of improvement of flue gas flow rate measuring apparatus structure.
Background technology
Currently used Pitot tube measures the equipment overwhelming majority of gas flow rate by Pitot tube and host separate design, host and
It is connected between Pitot tube using pipeline, the difficulty of design can be simplified in this way, but it is too fat to move to cause equipment, it is inconvenient to carry, often
During secondary onsite application, need to carry out pipeline connection, one man operation there is also some inconveniences, and when operating pipeline it is airtight
Property, crimping etc. can all influence last reading accuracy；And Pitot tube of the prior art has marked skin in manufacture
The coefficient of trustship, the i.e. positive pressure of 2 gas nozzles of Pitot tube and negative pressure direction are fixed, when measuring, can only make Pitot tube
Direction according to having marked measures, but can usually surveyed during measurement because of limitations such as measuring environment or measurement spaces
It is inconvenient during amount operation.
Utility model content
The utility model provides a kind of flue gas flow rate measuring apparatus, solves flue gas flow rate measuring apparatus of the prior art and deposits
It needs to connect by pipeline in device measuring, need to survey caused by measuring by Pitot tube label direction when structure is cumbersome and measures
The problem of amount is inconvenient.
To achieve the purpose that solve above-mentioned technical problem, the utility model is adopted using proposed flue gas flow rate measuring apparatus
It is achieved with following technical scheme：
A kind of flue gas flow rate measuring apparatus, including Pitot tube and host, the host and the Pitot tube grafting, the skin
Trustship is connect with host communication, and the front end of the Pitot tube is provided with temperature sensor；The Pitot tube includes 2 gas nozzles, institute
It states host and includes controller and the display panel module for data information in controller to be shown, set in the host
It is useful for detecting the pressure sensor of 2 gas nozzle overdraught pressure of Pitot tube and the posture of the current placed angle of detection device respectively
Sensor, the controller are connected with pressure sensor, attitude transducer, display panel module communication, and the pressure sensor leads to
Connecting tube is crossed to connect with the Pitot tube.
Further, connecting element, the Pitot tube and the host are provided between the Pitot tube and the host
By the connecting element plugged and fixed, the connecting element includes setting probe/interface on the host and setting
Interface/probe on the Pitot tube.
Further, lead/pilot hole is provided on the host, pilot hole/guiding is provided on the Pitot tube
Column.
Further, the probe at least sets 2, the probe along the host/Pitot tube circumferentially around setting
It is fixed by screws on the host/Pitot tube.
Further, the host includes housing and is arranged on the handle of shell one end, and the controller is arranged on described
In housing.
There are advantages below and good effect for the utility model：
The utility model proposes a kind of flue gas flow rate measuring apparatus, including Pitot tube and host, Pitot tube and host grafting,
Pitot tube is connect with host communication, by the way of mating, will realize that Pitot tube and host connect between Pitot tube and host
Connect it is more convenient, by plugging together quick connection and dismounting between achievable Pitot tube and host, and when the two connects without
A plurality of pipeline is needed, simplifies the connection structure of Pitot tube and host, the front end of Pitot tube is provided with temperature sensor；Pitot tube packet
2 gas nozzles are included, host includes controller and display panel module, is provided with to detect 2 gas nozzles of Pitot tube respectively in host
The attitude transducer of the current placed angle of pressure sensor and detection device of overdraught pressure, controller and pressure sensor,
The communication connection of attitude transducer, display panel module, pressure sensor are connect by connecting tube with Pitot tube.Pass through pressure sensing
Device can respectively be detected the pressure value on 2 gas nozzles of Pitot tube, detection data is transferred to controller, controller can basis
The pressure value measured judges airflow direction, chooses suitable measurement data, carries out flow relocity calculation, realizes 2 gas nozzles of Pitot tube
Can face air-flow measure, be no longer influenced by the limitation of Pitot tube mark, facilitate detection to stream pressure and measure, simultaneously
Flue gas flow rate measuring apparatus in the present embodiment can also be detected the placement posture of skin hauling pipe, can effectively avoid Yin Pituo
The problem of failure is measured caused by pipe placed angle deviation.
Description of the drawings
Fig. 1 is the three-dimensional structure diagram one of the utility model flue gas flow rate measuring apparatus；
Fig. 2 is partial enlarged view at the A of Fig. 1；
Fig. 3 is the three-dimensional structure diagram two of the utility model flue gas flow rate measuring apparatus；
Fig. 4 is partial enlarged view at the B of Fig. 3.
Specific embodiment
The technical solution of the utility model is described in further detail with reference to the accompanying drawings and detailed description, this
Utility model proposes a kind of embodiment of flue gas flow rate measuring apparatus, with reference to shown in Fig. 1-Fig. 4, including Pitot tube 2 and host 1,
The host 1 and 2 grafting of Pitot tube, can easy to disassemble and peace by the way of mating by Pitot tube 2 and host 1
It fills, specifically, connecting element 3 is provided between the Pitot tube 2 and the host 1 in the present embodiment, the Pitot tube 2 and the master
Machine 1 passes through 3 plugged and fixed of connecting element, it is preferred that the connecting element 3 in the present embodiment includes being arranged on the host 1
On 31/ interface 32 of probe and 32/ probe 31 of interface being arranged on the Pitot tube 2.By the way that probe 31 is inserted into
It can be achieved to carry out host 1 and Pitot tube 2 quickly to insert assembly and disassembly in interface 32, when needing to measure by host 1 and skin
2 direct plugged and fixed of trustship when equipment is dismantled, can extract probe 31, side easy to operate from interface 32
Just and without connecting line, whole equipment is simple in structure, effectively avoids and there is installation using pipeline connection in the prior art
It is cumbersome, it the problem of cumbersome, pipeline of dismounting is easily intake or bending destroys, influences the testing result of Pitot tube 2, is tieed up in equipment
It is removable to dismantle to individually repair or the replacement of each component when repairing, reduce maintenance cost.
Further, the Pitot tube 2 in the present embodiment includes 2 gas nozzles 21, and the host 1 includes controller and for inciting somebody to action
The display panel module that data information is shown in controller is provided with to detect Pitot tube 2 respectively on the controller
2 gas nozzles, 21 overdraught pressure pressure sensor, the communication of controller and pressure sensor connects, and the pressure sensor leads to
Connecting tube is crossed to connect with the Pitot tube 2.2 gas nozzles 21 in the present embodiment can face air-flow measure, pressure sensing
Device can be used for detecting the pressure on 2 gas nozzles 21 respectively, the pressure value measured then be passed to controller, controller collects
Pressure value information show that, convenient for observation, controller is according to the value automatic decision air-flow of measurement by display panel module
Flow direction, choose suitable measurement data, carry out the calculating of flow velocity, 2 gas nozzles that the present embodiment realizes Pitot tube 2 are equal
Can face air-flow measure, it is ensured that during execute-in-place, can there is the angle convenient for observation to place Pitot tube 2, measure
Afterwards by measuring the automatically derived positive pressure of numerical value and negative pressure direction, it is no longer influenced by the limitation in the positive/negative-pressure direction of the mark of Pitot tube 2, phase
The prior art is measured more flexible and convenient.
Communication will be realized by the mating mode correspondence of probe 31 and interface 32 between Pitot tube 2 and host 1
Connection, the front end of Pitot tube 2 is provided with temperature sensor；Pitot tube 2, which is plugged in host 1, to be realized and the communication connection master of host 1
The transmission of the flue temperature signal for pre-detection is used to implement, when being detected to flue temperature, flue gas flow rate is surveyed
Amount equipment extend into flue, positioned at 2 front end of Pitot tube temperature sensor then can sense temperature, temperature signal is passed through into skin support
Pipe 2 passes to controller, collects temperature in flue.
The present embodiment further includes one for detecting the attitude transducer of 1 posture of Pitot tube 2 and host, attitude transducer and control
Device communication connection processed, the placed angle of Pitot tube 2 is can detect by attitude transducer, the data detected are transferred to control
Device is then communicated to display panel module and shows, can help to adjust measurement according to the placed angle of the Pitot tube shown
When Pitot tube placed angle, avoid the problem that causing due to 2 placed angle deviation of Pitot tube the generation for measuring and failing.
It is error free during to realize quick mating and mating between Pitot tube 2 and host 1, on the host 1
4/ pilot hole 5 of lead is provided with, 5/ lead 4 of pilot hole is provided on the Pitot tube 2.
Preferably, the probe 31 at least sets 2, the spy along 1/ Pitot tube 2 of host circumferentially around setting
Needle 31 is fixed by screws on 1/ Pitot tube 2 of host.Probe 31 may be provided on host 1 or Pitot tube 2, corresponding to insert
Interface 32 may be provided on Pitot tube 2 or host 1, be not particularly limited herein.
Further, the host 1 includes housing and is arranged on the handle 6 of shell one end, and the controller is arranged on institute
It states in housing.It exerts oneself that the dismounting and assembling of host 1 and Pitot tube 2 can be convenient for by the handle 6 of setting.
Above example is only to illustrate the technical solution of the utility model rather than is limited；Although with reference to before
Embodiment is stated the utility model is described in detail, it for those of ordinary skill in the art, still can be right
Technical solution recorded in previous embodiment modifies or carries out equivalent replacement to which part technical characteristic；And these
Modifications or substitutions, the utility model technical solution claimed that it does not separate the essence of the corresponding technical solution spirit and
Range.
Claims (5)
1. a kind of flue gas flow rate measuring apparatus, which is characterized in that including Pitot tube and host, the host is inserted with the Pitot tube
It connects, the Pitot tube is connect with host communication, and the front end of the Pitot tube is provided with temperature sensor；The Pitot tube includes 2
A gas nozzle, the host includes controller and the display panel module for data information in controller to be shown, described
Pressure sensor and detection device for detecting 2 gas nozzle overdraught pressure of Pitot tube respectively is provided in host currently to place
The attitude transducer of angle, the controller are connected with pressure sensor, attitude transducer, display panel module communication, the pressure
Force snesor is connect by connecting tube with the Pitot tube.
2. flue gas flow rate measuring apparatus according to claim 1, which is characterized in that between the Pitot tube and the host
Connecting element is provided with, with the host by the connecting element plugged and fixed, the connecting element includes the Pitot tube
Probe/the interface of setting on the host and the interface/probe being arranged on the Pitot tube.
3. flue gas flow rate measuring apparatus according to claim 1, which is characterized in that be provided on the host lead/
Pilot hole is provided with pilot hole/lead on the Pitot tube.
4. flue gas flow rate measuring apparatus according to claim 2, which is characterized in that the probe is along the host/skin support
Pipe circumferentially around setting, at least set 2, the probe is fixed by screws on the host/Pitot tube.
5. flue gas flow rate measuring apparatus according to claim 1, which is characterized in that the host includes housing and is arranged on
The handle of shell one end, microprocessor are arranged in the housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721020381.5U CN207502555U (en) | 2017-08-15 | 2017-08-15 | A kind of flue gas flow rate measuring apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721020381.5U CN207502555U (en) | 2017-08-15 | 2017-08-15 | A kind of flue gas flow rate measuring apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207502555U true CN207502555U (en) | 2018-06-15 |
Family
ID=62496153
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721020381.5U Active CN207502555U (en) | 2017-08-15 | 2017-08-15 | A kind of flue gas flow rate measuring apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207502555U (en) |
-
2017
- 2017-08-15 CN CN201721020381.5U patent/CN207502555U/en active Active
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