CN109297115A - A plateau oxygen dispersion terminal - Google Patents
A plateau oxygen dispersion terminal Download PDFInfo
- Publication number
- CN109297115A CN109297115A CN201811348314.5A CN201811348314A CN109297115A CN 109297115 A CN109297115 A CN 109297115A CN 201811348314 A CN201811348314 A CN 201811348314A CN 109297115 A CN109297115 A CN 109297115A
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- CN
- China
- Prior art keywords
- cavity
- duct
- oxygen
- ontology
- hole
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 229910052760 oxygen Inorganic materials 0.000 title claims abstract description 84
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 title claims abstract description 83
- 239000001301 oxygen Substances 0.000 title claims abstract description 83
- 239000006185 dispersion Substances 0.000 title 1
- 238000007789 sealing Methods 0.000 claims description 29
- 238000009434 installation Methods 0.000 claims description 16
- 229910052593 corundum Inorganic materials 0.000 claims description 9
- 239000010431 corundum Substances 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- 238000005538 encapsulation Methods 0.000 claims 1
- 238000012544 monitoring process Methods 0.000 abstract description 9
- 238000009423 ventilation Methods 0.000 abstract description 6
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 abstract description 2
- 229910001882 dioxygen Inorganic materials 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 239000003822 epoxy resin Substances 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229920000647 polyepoxide Polymers 0.000 description 2
- 239000000565 sealant Substances 0.000 description 2
- 241000233855 Orchidaceae Species 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
- F16K31/0675—Electromagnet aspects, e.g. electric supply therefor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
- F24F11/74—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
- F24F3/16—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by purification, e.g. by filtering; by sterilisation; by ozonisation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
- F24F8/108—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering using dry filter elements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/60—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by adding oxygen
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D7/00—Control of flow
- G05D7/03—Control of flow with auxiliary non-electric power
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
- F24F2110/50—Air quality properties
- F24F2110/65—Concentration of specific substances or contaminants
- F24F2110/76—Oxygen
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Electromagnetism (AREA)
- Power Engineering (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
- Accommodation For Nursing Or Treatment Tables (AREA)
Abstract
The invention discloses a kind of plateau oxygen disperse terminals, belong to the technical field of disperse oxygen monitoring, including ontology, ontology is tubular open at one end, it is equipped with mutually independent first cavity and the second cavity in the ontology, and is equipped with solenoid valve in the first cavity, the second cavity is equipped with oxygen exhaust；The open end of the ontology is equipped with upper cover, and the side of the open end and upper cover of first cavity and the second cavity seals cooperation；The upper cover is equipped with inlet suction port, and the oxygen supply access being connected to inlet suction port is equipped in upper cover, string has the solenoid valve on oxygen supply access, the other end of oxygen supply access is connected to second cavity, oxygen gas circuit can be controlled according to the output signal of disperse Monitoring Oxygen Ventilation instrument to reach, and realize the purpose of automatic oxygen supply control function.
Description
Technical field
The invention belongs to the technical fields of disperse oxygen monitoring, in particular to a kind of plateau oxygen disperse terminal.
Background technique
Plateau is a special environment, and atmospheric physics, geochemistry, ecologic structure are different from Plain, hills etc., is occupied
Staying in the greatest problem that highlands is faced is exactly anoxic.In highlands, due to the too low caused anoxic of oxygen partial pressure, meeting
Directly affect the health and life level of comfort of people；In addition, some long-term closed interiors, it is also possible to there are anoxic,
Rashly entrance may cause to suffocate.
Disperse Monitoring Oxygen Ventilation instrument in plateau is for the indoor field such as hotel, hotel, office, family, storeroom of highlands
Close the instrument that the ambient oxygen concentration developed detects and controls.
Currently, existing plateau disperse Monitoring Oxygen Ventilation instrument mainly detects the oxygen concentration in occasion on the market, with
And disperse oxygen supply can be provided according to indoor oxygen concentration, but, current plateau disperse Monitoring Oxygen Ventilation instrument lacks matched independence
Executing agency, i.e. oxygen disperse terminal, in the prior art, structure is complicated for Chu Yang mechanism, and noise is big, influence user job and
Rest.
Summary of the invention
In view of this, in order to solve the above problems existing in the present technology, the purpose of the present invention is to provide a kind of plateaus
Oxygen disperse terminal can control oxygen gas circuit to reach according to the output signal of disperse Monitoring Oxygen Ventilation instrument, realize automatic oxygen supply control
The purpose of function processed.
The technical scheme adopted by the invention is as follows: a kind of plateau oxygen disperse terminal, including ontology, ontology are open at one end
Tubular, mutually independent first cavity and the second cavity are equipped in the ontology, and solenoid valve is equipped in the first cavity, second
Cavity is equipped with oxygen exhaust；The open end of the ontology is equipped with upper cover, and the open end of first cavity and the second cavity with
The side of upper cover seals cooperation；The upper cover is equipped with inlet suction port, and the oxygen supply access being connected to inlet suction port is equipped in upper cover,
String has the solenoid valve on oxygen supply access, and the other end for supplying oxygen access is connected to second cavity.
Further, it is equipped with the first cylinder in the ontology, the inner cavity of the ontology is separated into described the by the first cylinder
One cavity and the second cavity, and the open end of the first cavity and the second cavity is in the same plane；The ontology and first
It is respectively equipped with the first seal groove and the second seal groove on the open end end face of body, is set respectively in the first seal groove and the second seal groove
There are the first sealing ring and the second sealing ring.
Further, the upper cover includes chamber lid and the baffle that is shaped in chamber lid, the side of the chamber lid with
The sealing cooperation of the open end of first cavity and the second cavity；The baffle, which is equipped with, to match with the inlet suction port
Intake interface.
Further, the oxygen supply access includes the first duct, the second duct and the third duct inside baffle,
First stomidium in first duct, the second duct and third duct all extends on the side of the chamber lid, and the first duct
It is connected to respectively with the solenoid valve inlet end and outlet side with first stomidium in the second duct, first stomidium in third duct and institute
State the connection of the second cavity；The intake interface is connected to second stomidium in the first duct, and second stomidium in the second duct and
Second stomidium in three ducts is interconnected.
It further, further include stepped hole inside the baffle, second stomidium in second duct and the
Second stomidium in three ducts is connected to stepped hole, and matched current limiting component is socketed in stepped hole；The stepped hole
It is located on same axial line with the second end hole in second duct.
Further, the current limiting component includes needle and needle nut, the needle include along same axial line successively
Current limliting stick, limited block and the threaded post of setting, the current limliting stick are connect in circular cone shape and its big end with limited block；The needle
One end of nut is connect with the aperture of the stepped hole, and limit hole and threaded hole, limit hole and screw thread are offered in needle nut
Hole is arranged and is interconnected along same axial line, and limit hole matches with the limited block, threaded hole and the threaded post phase
Match.
Further, the needle nut is equipped with third seal groove, is equipped with and the stepped hole in third seal groove
The third sealing ring that macropore matches；The 4th seal groove, assembly in the 4th seal groove are equipped between the limited block and threaded post
There is the 4th sealing ring, the inner wall of the 4th sealing ring and the limit hole matches.
Further, second inside cavity, which is equipped with, is made in cylinder and the cylinder open at one end of corundum, described
The open end of cylinder and the upper cover seal assembly connection, and the inside of cylinder is connected with the end of the air supply channel.
Further, the baffle is equipped with first interface and the 5th duct, and the one end in the 5th duct is located at described lead
On the side wall of fluid, the other end and the third hole link；Pass through the 4th duct between the first interface and the 5th duct
Connection；The port sealing that 5th duct is located on the outside of the baffle is equipped with plug.
Further, the outer cover of the ontology is equipped with matched flange, and the side wall of flange is equipped with bolt
Hole；Multiple installation screws are uniformly placed with along its direction of axis line on the lateral wall of the ontology；Bullet is equipped on the flange
Spring buckle.
The invention has the benefit that
1. the executing agency using plateau oxygen disperse terminal disclosed in this invention as plateau disperse Monitoring Oxygen Ventilation instrument leads to
It crosses electric control solenoid valve realization to connect or disconnect oxygen supply access, can control whether to carry out in the place to monitoring to realize
Solenoid valve is set in ontology by oxygen supply, and in upper cover Inner Constitution air supply channel, to guarantee the whole with height of entire terminal
Body, and air-tightness is good, meanwhile, which has very high practicability, and for it, heavily fortified point has been established in popularization and application on a large scale
Real basis.
2. by integrally formed chamber lid and baffle, can rapid processing go out air supply channel, and set on air supply channel
Having can be to the current limiting component of its current limliting, to adjust the size of oxygen flow, to meet different oxygen supply demands.
3. being equipped with the cylinder made of corundum in the inside of the second cavity, cylinder can effectively filter oxygen, with
Guarantee that the oxygen of oxygen exhaust discharge more cleans.
4. try orchid by the outer cover in ontology, between flange and ontology can adjustment assembly position on demand, to adapt to not
With assembly demand, it is quick and easy for installation and have good practicability.
5. small in size, the light weight of integral device, can be easy for installation by flange installation by adhering on furred ceiling.
6. the micro hole having using corundum material itself spreads out the oxygen of big flow by these micro holes,
Noise when achieving the purpose that reduce oxygen diffusion.
Detailed description of the invention
Fig. 1 is the elevational schematic view of oxygen disperse terminal in plateau provided by the invention；
Fig. 2 is the schematic cross-sectional view of ontology in oxygen disperse terminal in plateau provided by the invention；
Fig. 3 is the structural schematic diagram of upper cover in oxygen disperse terminal in plateau provided by the invention；
Fig. 4 is the schematic top plan view of upper cover in oxygen disperse terminal in plateau provided by the invention；
Fig. 5 is the schematic top plan view of oxygen disperse terminal in plateau provided by the invention；
Fig. 6 be in Fig. 4 A-A to schematic cross-sectional view；
Fig. 7 is the schematic cross-sectional view of B-B direction in Fig. 4；
Fig. 8 is the structural schematic diagram of needle in oxygen disperse terminal in plateau provided by the invention；
Fig. 9 is the structural schematic diagram of needle nut in oxygen disperse terminal in plateau provided by the invention；
Figure 10 is the structural schematic diagram of flange in oxygen disperse terminal in plateau provided by the invention；
Figure 11 is the structural schematic diagram of cylinder in oxygen disperse terminal in plateau provided by the invention；
Figure 12 is the schematic cross-sectional view of oxygen disperse terminal in plateau provided by the invention.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.The present invention being usually described and illustrated herein in the accompanying drawings is implemented
The component of example can be arranged and be designed with a variety of different configurations.
Therefore, the detailed description of the embodiment of the present invention provided in the accompanying drawings is not intended to limit below claimed
The scope of the present invention, but be merely representative of selected embodiment of the invention.Based on the embodiments of the present invention, this field is common
Technical staff's every other embodiment obtained without creative efforts belongs to the model that the present invention protects
It encloses.
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the present invention can phase
Mutually combination.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
In the description of the embodiment of the present invention, it should be noted that indicating position or positional relationship is based on shown in attached drawings
The orientation or positional relationship invention product using when the orientation or positional relationship usually put or this field
Orientation or positional relationship that technical staff usually understands or the invention product using when the orientation usually put or position close
System, 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 have
Specific orientation is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.In addition, term " the
One ", " second " is only used for distinguishing description, is not understood to indicate or imply relative importance.
In the description of the embodiment of the present invention, it is also necessary to which explanation is unless specifically defined or limited otherwise, term
" setting ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally connect
It connects；It can be and be directly connected to, can also be indirectly connected with by intermediary.For the ordinary skill in the art, may be used
The attached drawing in the concrete meaning type embodiment of above-mentioned term in the present invention is understood with concrete condition, in the embodiment of the present invention
Technical solution is clearly and completely described, it is clear that described embodiments are some of the embodiments of the present invention, rather than complete
The embodiment in portion.The component of embodiments of the present invention, which are generally described and illustrated herein in the accompanying drawings can be with a variety of different configurations
To arrange and design.
As shown in Fig. 1-Figure 12, the present invention provides a kind of plateau oxygen disperse terminals, including ontology, ontology to open for one end
Mouthful cylindrical shape, underlying carrier of the ontology as all parts in entire terminal be equipped with mutually independent the in the ontology
One cavity 1 and the second cavity 2, and it is equipped with solenoid valve in the first cavity 1, solenoid valve is embedded in the inside of the first cavity 1, the second chamber
Body 2 is equipped with oxygen exhaust 6, is provided with internal screw thread on the inner wall of oxygen exhaust 6, for connecting gas-tpe fitting, oxygen exhaust 6 and the second chamber
The inner space of body 2 communicates；The open end of the ontology is equipped with upper cover 44, and first cavity 1 and the second cavity 2 are opened
Mouth end and the side of upper cover 44, which seal, to be cooperated, i.e. the side of the first cavity 1 and upper cover 44 forms sealing space after cooperating, similarly,
Sealing space is also formed after second cavity 2 and the side cooperation of upper cover 44；The upper cover 44 is equipped with inlet suction port 45, inlet suction port
45 can be connected through a screw thread external oxygen supply tracheae, and the oxygen supply access being connected to inlet suction port 45 is equipped in upper cover 44, oxygen supply
String has the solenoid valve on access, and solenoid valve generation movement is controlled with realizing the on-off to oxygen supply access, supplies oxygen access
The other end is connected to second cavity 2.For promoted ontology overall aesthetic degree, can the end Machining Arc of ontology decorate into
Row aesthetic appeal.It preferably, can be on the inner wall of ontology integrally formed at least two supports to realize the installation to upper cover 44
Body 8, the end of supporter 8 towards the open end of the ontology are equipped with assembly screw hole 3, offer in upper cover 44 and each assembly
The one-to-one fixation hole 12 of screw hole 3 passes through fixation hole 12 by fastening screw and is connected on assembly screw hole 3, with realization pair
The secured assembly of upper cover 44.In the present embodiment, supporter 8 sets there are three and is reversely uniformly distributed along the circumferential direction of the ontology.
Be equipped with the first cylinder 7 in the ontology, the first cylinder 7 by being shaped in ontology and for cylinder-like structure,
The inner cavity of the ontology is separated into first cavity 1 and the second cavity 2, and the first cavity 1 and the second cavity by the first cylinder 7
2 open end is in the same plane；Be respectively equipped on the open end end face of the ontology and the first cylinder 7 first seal groove and
The first sealing ring 4 and the second sealing ring 5 are respectively equipped in second seal groove, the first seal groove and the second seal groove, when on ontology
After upper cover 44 securely assembly, the side of upper cover 44 and the first sealing ring 4 and the second sealing ring 5 are mutually pushed against, to reach good
Good sealing performance.
The upper cover 44 includes chamber lid 10 and the baffle 11 being shaped on 10 outer surface of chamber lid, the chamber lid 10
Side (i.e. the inner surface of chamber lid 10) and the open end of first cavity 1 and the second cavity 2, which seal, to be cooperated, and is opened in chamber lid 10
Equipped with the fixation hole 12, chamber lid 10 is securely assemblied on the open end of ontology；The baffle 11 is in strip structure,
Baffle 11 is equipped with the intake interface 21 to match with the inlet suction port 45, and intake interface 21 has 1/4 or 1/8 screw thread,
Assembly connection is carried out between inlet suction port 45 to realize.Preferably, cable-through hole 13, cable-through hole 13 are additionally provided in the chamber lid 10
For drawing the signal control line of the solenoid valve.
The oxygen supply access includes the first duct 17, the second duct 18 and the third duct 20 inside baffle 11,
First stomidium in first duct 17, the second duct 18 and third duct 20 all extends on the side of the chamber lid 10, and
First stomidium in the first duct 17 and the second duct 18 is connected to the solenoid valve inlet end and outlet side respectively, third duct 20
The first stomidium be connected to second cavity 2, i.e. first stomidium in third duct 20 is directed at the opening model of second cavity 2
In enclosing；The intake interface 21 is connected to second stomidium in the first duct 17, and second stomidium in the second duct 18 and third hole
Second stomidium in road 20 is interconnected.Preferably, the L-shaped structure in second duct 18.
It further include the stepped hole inside the baffle 11, stepped hole is made of third cavity 22 and the 4th cavity 23
And the internal diameter of third cavity 22 is set less than the internal diameter of the 4th cavity 23, third cavity 22 and the 4th cavity 23 along same axial line
It sets；Second stomidium in second duct 18 and second stomidium in third duct 20 are connected to the inner cavity of third cavity 22,
The tipping of stepped hole inner sleeve is furnished with matched current limiting component, current limiting component can to the second duct 18 and third duct 20 it
Between oxygen flow limited；The third cavity 22, the 4th cavity 23 and the second stomidium three in second duct 18
It being respectively positioned on same axial line, the bottom of third cavity 22 is connected to second stomidium in the second duct 18, and third cavity 22
Side is connected to second stomidium in third duct 20.
The current limiting component 43 includes needle and needle nut, and the needle includes the limit set gradually along same axial line
Stick 27, limited block 28 and threaded post 30 are flowed, the current limliting stick 27 is in circular cone shape, and the big end of current limliting stick 27 and limited block 28 connect
It connecing, the length of current limliting stick 27 and its maximum gauge ratio are 2-4:1, and one end diameter of the current limliting stick 27 far from limited block 28 is smaller, and
Current limliting stick 27 is relatively large in diameter close to one end of limited block 28, and small end is inserted into second stomidium in second duct 18
It is interior, current limliting principle are as follows: the depth in second stomidium in the second duct 18 is inserted by adjusting current limliting stick 27, to control oxygen supply
Uninterrupted.
The needle nut is an integral molding structure, and the outside of needle nut is divided into two sections, one section and the third chamber
It is threadedly coupled between the inner wall of body 22, another section is set as six square nuts 33, and the structure of six square nuts 33 is convenient for operator to needle
Nut is turned, and limit hole 35 and threaded hole 34 are offered in needle nut, and limit hole 35 and threaded hole 34 are round hole,
Limit hole 35 and threaded hole 34 are arranged and are interconnected along same axial line, and limit hole 35 matches with the limited block 28, spiral shell
Pit 34 matches with the threaded post 30.During practical set, first needle is assembled in needle nut, then by needle
After nut passes through the 4th cavity 23, assembly connection on the inner wall of third cavity 22, meanwhile, current limliting stick 27 is inserted into the second duct
Inside 18；To promote the convenient degree for turning needle, rotation card slot 31 is offered on the end of the threaded post 30, is set to remote
One end from the current limliting stick 27, operator turn needle rotation using tool and by rotation card slot 31, and needle is along valve
The axis direction of needle nut carries out telescopic moving, is inserted into current limliting stick 27 in second stomidium in the second duct 18, thus, change the
The aperture of two ducts, 18 opening, and then adjust the oxygen flow for flowing through the second duct 18.The limited block 28 is also cylindric
Structure, and its outer diameter is greater than the outer diameter of the threaded post 30, to pass through setting limited block 28, shifting of the needle in needle nut interior
It is dynamic to be able to carry out limit, to guarantee the function normal use of current limiting component 43.
The needle nut is equipped with third seal groove 32, and the opening direction of third seal groove 32 is towards the 4th cavity
23 bottom surface, third seal groove 32 is interior to be equipped with third sealing ring, and third sealing ring is pushed against the bottom of the 4th cavity 23
On portion surface, to realize that the sealing of needle nut is assemblied in the stepped hole；It is set between the limited block 28 and threaded post 30
There is the 4th seal groove 29, the 4th seal groove 29 is ring-shaped structure, is equipped with the 4th sealing ring in the 4th seal groove 29, the 4th is close
Seal is placed on the 4th seal groove 29, and the inner wall of the 4th sealing ring and the limit hole 35 matches, with realize needle with
Assembly is sealed between the inside of needle nut.
It is equipped with inside second cavity 2 and is made in cylinder 42 and the cylinder 42 open at one end of corundum, the cylinder
42 open end and the upper cover 44 seal assembly connection, and the inside of cylinder 42 is connected with the end of the air supply channel,
The inside for enabling cylinder 42 is the 6th cavity 41.Preferably, the mounting groove 26 of ring-shaped is offered on the inner surface of the chamber lid 10,
The position of mounting groove 26 aligns with second cavity 2, and the opening of second nose end in third duct 20 is located at the installation
In the annular extent of slot 26, make to be connected between third duct 20 and the central cavity of cylinder 42.Preferably, the of third duct 20
The opening of two nose ends is located at the center position of mounting groove 26.
For the assembly tightness for further promoting cylinder 42, the bottom of mounting groove 26 is provided with the 5th sealing of ring-shaped
Slot 19 has epoxy resin and sealant in the 5th seal groove 19, after cylinder 42 to be assembled to the inside of mounting groove 26, passes through the 5th
Epoxy resin and sealant in seal groove 19 are fixed and seal, to prevent end and chamber lid 10 of the oxygen from cylinder 42
Joint gap is generated between inner surface, to cause the leakage of oxygen.The cylinder 42 made of corundum can be used as filter, corundum
Filter diameter be 10~50um, it is by the micro hole having using corundum material itself, the oxygen of big flow is small by these
Hole is spread out, and achievees the purpose that therefore noise when reducing oxygen diffusion can also play good using cylinder 42 made of corundum
Good sound deadening, generates the effect of muffler.
The baffle 11 is equipped with first interface 14 and the 5th duct 25, and the one end in the 5th duct 25 is located at the water conservancy diversion
On the side wall of body 11, the other end is connected to the third duct 20；By the between the first interface 14 and the 5th duct 25
Why the connection of four ducts 24, be arranged the 5th duct 25, needs that processing, the 5th duct 25 could be completed in this way when being machining
Mainly play the role of for being connected to third duct 20 in the 4th duct 24, in actual use, need the described 5th
It is sealed on the stomidium (port is located on the outside of the baffle) in duct 25 with plug, prevents gas from the 5th duct 25
Leakage.The first interface 14 can be used for connecting other gas detection equipments, such as pressure sensor detecting element, to realize
One interface 14 is connected to by the 4th duct 24 and the 5th duct 25 with the third cavity 22.
The outer cover of the ontology is equipped with matched flange 47, and the side wall of flange 47 is equipped with bolt hole 39；
Multiple installation screws 9 are uniformly placed with along its direction of axis line on the lateral wall of the ontology, installation screw 9 should correspond to described
Supporter 8, installation screw 9 are opened on the supporter 8 and arrange along the length direction of the supporter 8；The flange
47 are equipped with clamp button of the spring 40, and clamp button of the spring 40 is assemblied on the flange tube body 37 by block button hole 38, and block button hole 38 is equipped with
Two and two block button holes 38 are symmetrical set relative to the center of the flange.
Preferably, the flange 47 includes along the flange tube body 37 and ring flange 36 being coaxially set, the flange tube body
37 be tubular structure, and internal diameter is greater than the outer diameter of the ontology；The side wall of the flange tube body 37 is equipped with and the installation spiral shell
The corresponding bolt hole 39 in hole 9, is equipped with bolt, and washer is cased on bolt, washer is placed in 9 He of installation screw on bolt hole 39
It,, will with final realization with being screwed into installation screw 9 after screw bolt passes bolt hole, washer when installation between flange tube body 37
Flange and ontology assembly are secured.The flange tube body 37 further includes clamp button of the spring 40, and the clamp button of the spring 40 is set to flanged pipe
The both ends of 37 center line of body, it is preferred that clamp button of the spring 40 is set to the upside of bolt hole, the effect of clamp button of the spring 40 is:
When needing to assemble flange, can mutually be pushed against between clamp button of the spring 40 and the side wall of ontology, with can to flange into
Row is preliminary fixed, by changing the height of ontology two sides above and below flange, to adapt to different installation environments, when flange adjust to
When position appropriate, then by being screwed into installation screw 9 after screw bolt passes bolt hole 39, washer, by flange and ontology
Assembly is secured.The ring flange 36 is shaped in the outside of the flange tube body 37, and the shape of ring flange 36 is set as oval
Shape structure, and ring flange 36 is provided close to 6 institute of oxygen exhaust at one end, can play good landscaping effect.
In the present embodiment, the solenoid valve is located in the first cavity 1 of the ontology, and solenoid valve includes closure member, line
Packet 46 and fixing seat, are provided with solenoid valve location hole 15, solenoid valve fixation hole 16 and for fixing on 10 medial surface of chamber lid
State the fixing seat of solenoid valve, the closure member includes inlet end and outlet side, inlet end and outlet side respectively with first hole
Road 17 is connected to the second duct 18, and is connected and sealed in junction by seal groove and sealing ring.After line packet 46 is powered
Will either on or off part, between the first duct 17 and the second duct 18 pass through closure member be connected to；Conversely, after line packet 46 powers off,
The connection between the first duct 17 and the second duct 18 is cut off by closure member.
The present invention is not limited to above-mentioned optional embodiment, anyone can show that other are various under the inspiration of the present invention
The product of form, however, make any variation in its shape or structure, it is all to fall into the claims in the present invention confining spectrum
Technical solution, be within the scope of the present invention.
Claims (10)
1. a kind of plateau oxygen disperse terminal, including ontology, ontology is tubular open at one end, which is characterized in that the ontology
It is interior to be equipped with mutually independent first cavity and the second cavity, and solenoid valve is equipped in the first cavity, the second cavity is equipped with oxygen exhaust；
The open end of the ontology is equipped with upper cover, and the side sealing of the open end and upper cover of first cavity and the second cavity is matched
It closes；The upper cover is equipped with inlet suction port, and the oxygen supply access being connected to inlet suction port is equipped in upper cover, supplies oxygen and goes here and there on access
Solenoid valve is stated, the other end for supplying oxygen access is connected to second cavity.
2. oxygen disperse terminal in plateau according to claim 1, which is characterized in that the first cylinder is equipped in the ontology,
The inner cavity of the ontology is separated into first cavity and the second cavity by the first cylinder, and the first cavity and the second cavity are opened
Mouth end is in the same plane；The first seal groove and second close is respectively equipped on the open end end face of the ontology and the first cylinder
The first sealing ring and the second sealing ring are respectively equipped in sealing groove, the first seal groove and the second seal groove.
3. oxygen disperse terminal in plateau according to claim 1, which is characterized in that the upper cover include chamber lid and one at
Type is sealed in the open end of the baffle in chamber lid, the side of the chamber lid and first cavity and the second cavity to be cooperated；Institute
It states baffle and is equipped with the intake interface to match with the inlet suction port.
4. oxygen disperse terminal in plateau according to claim 3, which is characterized in that the oxygen supply access includes being set to water conservancy diversion
First duct, the second duct and the third duct in internal portion, first duct, the second duct and third duct the first stomidium
All extend on the side of the chamber lid, and first stomidium in the first duct and the second duct respectively with the solenoid valve inlet end
It is connected to outlet side, first stomidium in third duct is connected to second cavity；The of the intake interface and the first duct
The connection of two stomidiums, and second stomidium in the second duct and second stomidium in third duct are interconnected.
5. oxygen disperse terminal in plateau according to claim 4, which is characterized in that further include being set to inside the baffle
Stepped hole, second stomidium in second duct and second stomidium in third duct be connected to stepped hole, stepped hole inner sleeve
It is connected to matched current limiting component；The second end hole in the stepped hole and second duct is located on same axial line.
6. oxygen disperse terminal in plateau according to claim 5, which is characterized in that the current limiting component includes needle and valve
Needle nut, the needle include current limliting stick, limited block and the threaded post set gradually along same axial line, and the current limliting stick is in circle
Pyramidal and its big end is connect with limited block；One end of the needle nut is connect with the aperture of the stepped hole, needle nut
Inside offer limit hole and threaded hole, limit hole and threaded hole are arranged and are interconnected along same axial line, limit hole with it is described
Limited block matches, and threaded hole matches with the threaded post.
7. oxygen disperse terminal in plateau according to claim 6, which is characterized in that it is close that the needle nut is equipped with third
Sealing groove, third seal groove is interior to be equipped with the third sealing ring to match with the macropore of the stepped hole；The limited block and threaded post
Between be equipped with the 4th seal groove, be equipped with the 4th sealing ring, the inner wall of the 4th sealing ring and the limit hole in the 4th seal groove
Match.
8. oxygen disperse terminal in plateau according to claim 1, which is characterized in that it is in one that second inside cavity, which is equipped with,
The cylinder of the end opening and cylinder is made of corundum, the open end of the cylinder and the upper cover seal assembly connection, and cylinder
Inside be connected with the end of the air supply channel.
9. oxygen disperse terminal in plateau according to claim 4, which is characterized in that the baffle is equipped with first interface
It is located on the side wall of the baffle with the one end in the 5th duct, the 5th duct, the other end and the third hole link；It is described
Pass through the 4th hole link between first interface and the 5th duct；The port that 5th duct is located on the outside of the baffle is close
Encapsulation is furnished with plug.
10. oxygen disperse terminal in plateau according to claim 1, which is characterized in that the outer cover of the ontology be equipped with
Its flange to match, and the side wall of flange is equipped with bolt hole；It is uniform along its direction of axis line on the lateral wall of the ontology
It is placed with multiple installation screws；Clamp button of the spring is equipped on the flange.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811348314.5A CN109297115B (en) | 2018-11-13 | 2018-11-13 | A plateau oxygen diffusion terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811348314.5A CN109297115B (en) | 2018-11-13 | 2018-11-13 | A plateau oxygen diffusion terminal |
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| CN109297115A true CN109297115A (en) | 2019-02-01 |
| CN109297115B CN109297115B (en) | 2025-03-14 |
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| CN201811348314.5A Active CN109297115B (en) | 2018-11-13 | 2018-11-13 | A plateau oxygen diffusion terminal |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112815466A (en) * | 2021-01-27 | 2021-05-18 | 中铁第一勘察设计院集团有限公司 | Construction method of plateau railway oxygen regulation system |
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| CN112815466A (en) * | 2021-01-27 | 2021-05-18 | 中铁第一勘察设计院集团有限公司 | Construction method of plateau railway oxygen regulation system |
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|---|---|
| CN109297115B (en) | 2025-03-14 |
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