CN109139527A - A kind of exerciser exhaust system control air quantity - Google Patents
A kind of exerciser exhaust system control air quantity Download PDFInfo
- Publication number
- CN109139527A CN109139527A CN201811054844.9A CN201811054844A CN109139527A CN 109139527 A CN109139527 A CN 109139527A CN 201811054844 A CN201811054844 A CN 201811054844A CN 109139527 A CN109139527 A CN 109139527A
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- CN
- China
- Prior art keywords
- exerciser
- air quantity
- exhaust
- static pressure
- frequency converter
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Rehabilitation Tools (AREA)
Abstract
The invention discloses a kind of exerciser exhaust systems to control air quantity, the control air quantity is mounted on exhaust system, the exhaust system includes blower, main pipeline, the subtube being connected to each exerciser, the control air quantity includes frequency converter, pressure measuring system and volume damper, the Frequency Converter Control is connected to the blower, the pressure measuring system is connected to the frequency converter, the pressure measuring system is mounted on main pipeline for monitoring the static pressure in the main pipeline and the static pressure being transmitted to the frequency converter, the exhaust outlet pipeline being connected to subtube is equipped in each exerciser, volume damper is installed on the exhaust outlet pipeline.Exerciser entirety exhaust air rate of the present invention is adjustable, and single test device exhaust air rate can set and adjust individual equipment exhaust air rate according to test requirements document, shut down conveniently, convenient, flexible.
Description
Technical field
The present invention relates to exhaust system control technology field more particularly to a kind of exerciser exhaust system control air quantity dresses
It sets.
Background technique
Nozzle can generate gas mixture when exerciser makes a service test, and reduce visibility and influence test effect
And precision, need exhaust system that gas mixture is discharged to exerciser trial zone in time in time.Existing exerciser exhaust system
Belong to traditional, be made of three parts: explosion-proof fan, main pipeline and subtube, power control system, each exerciser belong to string
Connection.When exerciser exhaust system is exactly that product is tested inside exerciser, gas mixture is discharged in exerciser in time
Portion guarantees visibility, requirement and precision when product testing.
Existing exerciser exhaust system is that rated power blower is selected according to exhaust air rate, and exhaust air rate is constant not can be carried out
Adjust, each exerciser exhaust air rate be it is uniformly distributed, individually control cannot be carried out to exhaust air rate and at any time be shut down.If selected high-power
Blower, first is that use cost；Second is that excessive exhaust air rate influences test effect.If selecting low-power fan, cannot exclude in time
Gas mixture influences test effect.
Summary of the invention
The purpose of the present invention is to provide a kind of exerciser exhaust systems to control air quantity, and exerciser entirety exhaust air rate can
To adjust, single test device exhaust air rate can set and adjust individual equipment exhaust air rate according to test requirements document, shut down conveniently, side
Just, flexibly.
A kind of exerciser exhaust system according to an embodiment of the present invention controls air quantity, the control air quantity installation
On exhaust system, the exhaust system includes the subtube that blower, main pipeline are connected to each exerciser, the control wind
Amount device includes frequency converter, pressure measuring system and volume damper, and the Frequency Converter Control is connected to the blower, survey pressure system
System is connected to the frequency converter, and the pressure measuring system is mounted on the static pressure for being used to monitor on main pipeline in the main pipeline and will
The static pressure is transmitted to the frequency converter, is equipped with the exhaust outlet pipeline being connected to subtube, the air draft in each exerciser
Volume damper is installed on mouth pipeline.
Further, the subtube of each exerciser connection is equidistantly connected in parallel on main pipeline.
Further, the pressure measuring system includes multiple air hose static pressure transducers for the static pressure in the monitoring main pipeline
The static pressure is simultaneously transmitted to the frequency converter by value, and the frequency converter, which receives, to be analyzed the static pressure and issue to the blower
Converting operation instruction, the sensor ends of multiple air hose static pressure transducers are set in qually spaced in main pipeline, and the static pressure of monitoring is more
A air hose static pressure transducer measures the average value of static pressure.
Further, the main pipeline is cross-section air hose.
Further, the volume damper includes shell, screw rod, guide rod, Mobile base and wind deflector, the shell
Upper surface is connected to exhaust outlet pipeline, and the lower end surface of the shell is equipped with the opening to match with the exhaust outlet pipeline, described
Screw rod, guide rod, Mobile base and wind deflector are arranged in shell, and one end of the screw rod is rotated by bearing block and inner walls
The other end activity of connection, the screw rod is connect through shell with handler, and the Mobile base is threaded on screw rod, described
Guide rod activity runs through Mobile base, and the left end of the Mobile base is fixedly connected with wind deflector, and the top surface of the wind deflector is equipped with
Rubber layer.
Further, the wind deflector is slab construction, and plate face is the circle equal with exhaust outlet outer diameter tube.
Further, the wind deflector is slab construction, and plate face is to be greater than exhaust outlet outer diameter tube with length and width
Rectangle.
Further, when the Mobile base is moved at the position to offset with bearing block, wind deflector seals exhaust outlet pipeline
It closes.
Compared with the prior art, the invention has the beneficial effects that:
1. selecting high-power blower according to exerciser use demand, increase a matching in fan power control system
Frequency converter adjusts by frequency converter or sets power of fan, controls overall exhaust air rate, convenient and efficient, energy-saving and emission-reduction.
2. single test device exhaust outlet increase a Manual quantitative valve, required according to product testing, can voluntarily adjust or
Manual quantitative valve is set to control exhaust air rate, is independent of each other, test efficiency is improved, reduces production cost.
Detailed description of the invention
Attached drawing is used to provide further understanding of the present invention, and constitutes part of specification, with reality of the invention
It applies example to be used to explain the present invention together, not be construed as limiting the invention.In the accompanying drawings:
Fig. 1 is that a kind of exerciser exhaust system control air quantity proposed by the present invention is mounted on the structure on exhaust system
Schematic diagram；
Fig. 2 is that volume damper is connected to the cross-sectional view on exhaust outlet pipeline；
Fig. 3 is volume damper schematic diagram of internal structure when wind deflector is removed completely；
Fig. 4 is volume damper schematic diagram of internal structure of the wind deflector by exhaust outlet pipeline when completely enclosed.
In figure: 1- blower, 2- main pipeline, 3- exerciser, 4- subtube, 5- frequency converter, 6- volume damper, 7- exhaust outlet
Pipeline, 8- air hose static pressure transducer, 9- shell, 10- screw rod, 11- guide rod, 12- Mobile base, 13- wind deflector, 14- bearing block,
15- handler, 16- rubber layer.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside", " up time
The orientation or positional relationship of the instructions such as needle ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " be orientation based on the figure or
Positional relationship is merely for convenience of description of the present invention and simplification of the description, rather than the device or element of indication or suggestion meaning must
There must be specific orientation, be constructed and operated in a specific orientation, therefore be not considered as limiting the invention.
Referring to Fig.1, a kind of exerciser exhaust system controls air quantity, and control air quantity is mounted on exhaust system,
Exhaust system includes the subtube 4 that blower 1, main pipeline 2 are connected to each exerciser 3, control air quantity include frequency converter 5,
Pressure measuring system and volume damper 6, the control of frequency converter 5 are connected to blower 1, and pressure measuring system is connected to frequency converter 5, pressure measuring system peace
For monitoring the static pressure in main pipeline 2 and static pressure being transmitted to frequency converter 5 on main pipeline 2, set in each exerciser 3
There is the exhaust outlet pipeline 7 being connected to subtube 4, volume damper 6 is installed on exhaust outlet pipeline 7.
In the present embodiment, the subtube 4 that each exerciser 3 is connected to equidistantly is connected in parallel on main pipeline 2, pressure measuring system
For the static pressure in monitoring main pipeline 2 and static pressure is transmitted to frequency converter 5, frequency conversion including multiple air hose static pressure transducers 8
Device 5 receives analysis static pressure and issues converting operation instruction to blower 1, and air hose static pressure transducer 8 selects QBM2030-5 Siemens
Air hose static pressure transducer, but not limited to this sensor ends of model, multiple air hose static pressure transducers 8 are set in qually spaced in main pipeline 2
Interior, the static pressure of monitoring is the average value that multiple air hose static pressure transducers 8 measure static pressure, and main pipeline 2 is cross-section air hose.
Referring to Fig. 2-4, volume damper 6 includes shell 9, screw rod 10, guide rod 11, Mobile base 12 and wind deflector 13, shell
The upper surface of body 9 is connected to exhaust outlet pipeline 7, and the lower end surface of shell 9 is equipped with the opening to match with exhaust outlet pipeline 7, screw rod
10, guide rod 11, Mobile base 12 and wind deflector 13 are arranged in shell 9, and one end of screw rod 10 passes through in bearing block 14 and shell 9
The other end activity of wall rotation connection, screw rod 10 is connect through shell 9 with handler 15, and Mobile base 12 is threaded in screw rod 10
On, 11 activity of guide rod runs through Mobile base 12, and the left end of Mobile base 12 is fixedly connected with wind deflector 13, on the top surface of wind deflector 13
Equipped with rubber layer 16.
In the present embodiment, wind deflector 13 is slab construction, and plate face is the circle equal with 7 outer diameter of exhaust outlet pipeline.
In another embodiment, wind deflector 13 is slab construction, and plate face is to be greater than exhaust outlet pipe with length and width
The rectangle of 7 outer diameter of road.
In two above-mentioned embodiments, when Mobile base 12 is moved at the position to offset with bearing block 14, wind deflector
13 close exhaust outlet pipeline 7.
Exerciser exhaust system controls air quantity and mainly realizes that exerciser exhaust system is intelligent, whole exhaust air rate and
Local exhaust amount individually can be controlled and be adjusted, and had pressure measuring system inside main pipeline, passed through load cell and frequency converter
Connection when equipment starts, sets pipeline inside static pressure value, and pressure measuring system is adjusted automatically by sensing to frequency converter, by frequency converter
Section controls power of fan to required parameter, to meet 2 exhaust air rate of main pipeline；Single test device exhaust outlet pipeline 7 passes through manual
Volume damper controls single test device exhaust air rate, according to test requirements document, is set or adjusted manually volume damper, right
The exerciser exhaust air rate of other work is independent of each other and interferes, and it is intelligent, efficient, quick to realize exhaust system.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (8)
1. a kind of exerciser exhaust system controls air quantity, the control air quantity is mounted on exhaust system, the row
Wind system includes the subtube that blower, main pipeline are connected to each exerciser, it is characterised in that: the control air quantity packet
Frequency converter, pressure measuring system and volume damper are included, the Frequency Converter Control is connected to the blower, and the pressure measuring system is connected to
The frequency converter, the pressure measuring system are mounted on main pipeline for monitoring static pressure in the main pipeline and by the static pressure
Value is transmitted to the frequency converter, is equipped with the exhaust outlet pipeline being connected to subtube in each exerciser, on the exhaust outlet pipeline
Volume damper is installed.
2. a kind of exerciser exhaust system according to claim 1 controls air quantity, it is characterised in that: each examination
The subtube for testing device connection is equidistantly connected in parallel on main pipeline.
3. a kind of exerciser exhaust system according to claim 1 controls air quantity, it is characterised in that: survey pressure system
System monitors the static pressure in the main pipeline including multiple air hose static pressure transducers and is transmitted to the static pressure described
Frequency converter, the frequency converter, which receives, to be analyzed the static pressure and issues converting operation instruction, multiple air hose static pressure to the blower
The sensor ends of sensor are set in qually spaced in main pipeline, and the static pressure of monitoring is that multiple air hose static pressure transducers measure static pressure
Average value.
4. a kind of exerciser exhaust system according to claim 1 controls air quantity, it is characterised in that: the main pipeline
For cross-section air hose.
5. a kind of exerciser exhaust system according to claim 1 controls air quantity, it is characterised in that: the air quantity tune
Saving valve includes shell, screw rod, guide rod, Mobile base and wind deflector, and the upper surface of the shell is connected to exhaust outlet pipeline, described
The lower end surface of shell is equipped with the opening to match with the exhaust outlet pipeline, and the screw rod, guide rod, Mobile base and wind deflector are set
It sets in shell, one end of the screw rod is rotatablely connected by bearing block and inner walls, and the other end activity of the screw rod is passed through
It wears shell to connect with handler, the Mobile base is threaded on screw rod, and the guide rod activity runs through Mobile base, the shifting
The left end of dynamic seat is fixedly connected with wind deflector, and the top surface of the wind deflector is equipped with rubber layer.
6. a kind of exerciser exhaust system according to claim 5 controls air quantity, it is characterised in that: the wind deflector
For slab construction, plate face is the circle equal with exhaust outlet outer diameter tube.
7. a kind of exerciser exhaust system according to claim 5 controls air quantity, it is characterised in that: the wind deflector
For slab construction, plate face is the rectangle for being greater than exhaust outlet outer diameter tube with length and width.
8. a kind of exerciser exhaust system according to claim 6 or 7 controls air quantity, it is characterised in that: the shifting
When dynamic seat is moved at the position to offset with bearing block, wind deflector is by exhaust outlet pipe sealing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811054844.9A CN109139527A (en) | 2018-09-10 | 2018-09-10 | A kind of exerciser exhaust system control air quantity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811054844.9A CN109139527A (en) | 2018-09-10 | 2018-09-10 | A kind of exerciser exhaust system control air quantity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109139527A true CN109139527A (en) | 2019-01-04 |
Family
ID=64824655
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811054844.9A Pending CN109139527A (en) | 2018-09-10 | 2018-09-10 | A kind of exerciser exhaust system control air quantity |
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| Country | Link |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102486331A (en) * | 2011-09-30 | 2012-06-06 | 武汉科贝科技有限公司 | System for controlling variable air rate ventilating laboratory in segments |
| CN103807986A (en) * | 2014-03-04 | 2014-05-21 | 中国人民解放军第二炮兵工程设计研究所 | Variable-air-volume ventilating system |
| CN203948670U (en) * | 2014-05-22 | 2014-11-19 | 江苏华宏科技股份有限公司 | Domestic garbage winnowing fan delivery controlling mechanism |
| CN204396444U (en) * | 2014-12-05 | 2015-06-17 | 安徽华盛科技控股股份有限公司 | Cit ventilation frequency conversion system |
| CN106765954A (en) * | 2016-12-23 | 2017-05-31 | 同济大学 | Airduct becomes air draft amount control device and control method |
| CN208934984U (en) * | 2018-09-10 | 2019-06-04 | 西安成立航空制造有限公司 | A kind of exerciser exhaust system control air quantity |
-
2018
- 2018-09-10 CN CN201811054844.9A patent/CN109139527A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102486331A (en) * | 2011-09-30 | 2012-06-06 | 武汉科贝科技有限公司 | System for controlling variable air rate ventilating laboratory in segments |
| CN103807986A (en) * | 2014-03-04 | 2014-05-21 | 中国人民解放军第二炮兵工程设计研究所 | Variable-air-volume ventilating system |
| CN203948670U (en) * | 2014-05-22 | 2014-11-19 | 江苏华宏科技股份有限公司 | Domestic garbage winnowing fan delivery controlling mechanism |
| CN204396444U (en) * | 2014-12-05 | 2015-06-17 | 安徽华盛科技控股股份有限公司 | Cit ventilation frequency conversion system |
| CN106765954A (en) * | 2016-12-23 | 2017-05-31 | 同济大学 | Airduct becomes air draft amount control device and control method |
| CN208934984U (en) * | 2018-09-10 | 2019-06-04 | 西安成立航空制造有限公司 | A kind of exerciser exhaust system control air quantity |
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