CN209294543U - A kind of oxygen pressure reducer - Google Patents
A kind of oxygen pressure reducer Download PDFInfo
- Publication number
- CN209294543U CN209294543U CN201822073805.5U CN201822073805U CN209294543U CN 209294543 U CN209294543 U CN 209294543U CN 201822073805 U CN201822073805 U CN 201822073805U CN 209294543 U CN209294543 U CN 209294543U
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- CN
- China
- Prior art keywords
- conducting wire
- shell
- conductive column
- front housing
- pressure reducer
- 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.)
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Abstract
The utility model provides a kind of oxygen pressure reducer, including pressure reducing valve, pressure reducing valve is connected with air inlet pipe and an air outlet pipe, air inlet pipe is equipped with inlet end pressure gauge, escape pipe is equipped with outlet side pressure gauge, outlet side pressure gauge includes front housing, front housing is connected with rear shell, rear shell is connected with supporting shell, diaphragm is equipped between front housing and rear shell, front housing is equipped with ante-chamber and preceding intercommunicating pore, rear shell is equipped with back cavity and rear intercommunicating pore, intercommunicating pore is communicated with liquid pipe afterwards, piston is installed in liquid pipe, conductive column is connected on piston, silicone oil is filled in liquid pipe, conductive column end is connected with the first conducting wire, conductive sheet is connected in capping, conductive sheet is connected with the second conducting wire, first conducting wire and the second connecting wire are connected to power supply, ammeter is installed on first conducting wire.By adopting the above-described technical solution, compared with prior art, the utility model has the advantages that: pressure gauge reaction speed is fast, and accuracy of reading is compact-sized, and pressure output is stablized.
Description
Technical field
The utility model relates to oxygen to use apparatus field.
Specifically, being to be related to a kind of oxygen pressure reducer.
Background technique
In daily life, since the oxygen pressure in the bottle is higher, and oxygen pressure needed for point of use is smaller, so needing
The gas for the elevated pressures being stored in gas cylinder is reduced to low-pressure gas with pressure reducer, and should ensure that required operating pressure certainly
Begin to holding stable state eventually.In short, pressure reducer be high pressure gas is reduced to low-pressure gas and keep output gas pressure and
The constant regulating device of stability of flow.
Existing oxygen pressure reducer, general structure design is simple, and pressure gauge reaction speed is slow, read untrue, and exports
Pressure is difficult to remain stable always, exists in dangerous and hidden danger.
Utility model content
The purpose of the utility model is to overcome the shortcomings of above-mentioned traditional technology, provide a kind of oxygen pressure reducer, pressure
Power meter reaction speed is fast, and accuracy of reading is compact-sized, and pressure output is stablized, and output flow variation fluctuation is small.
The purpose of this utility model is reached by following technical measures:
A kind of oxygen pressure reducer, including pressure reducing valve, the pressure reducing valve are connected with air inlet pipe and an air outlet pipe, in the air inlet pipe
Equipped with inlet end pressure gauge, the escape pipe is equipped with outlet side pressure gauge, and the outlet side pressure gauge includes front housing, before described
Shell is connected with rear shell, and the rear shell is connected with supporting shell, and diaphragm is equipped between the front housing and rear shell, and the front housing is equipped with ante-chamber
With preceding intercommunicating pore, the rear shell is equipped with back cavity and rear intercommunicating pore, and the rear intercommunicating pore is communicated with liquid pipe, is equipped in the liquid pipe
Piston is connected with conductive column on piston, and silicone oil is filled in the liquid pipe, and the conduction column end is connected with the first conducting wire, institute
It states and is connected with conductive sheet in capping, the conductive sheet is bonded with conductive column, and the conductive sheet is connected with the second conducting wire, and described first
Conducting wire and the second connecting wire are connected to power supply, are equipped with ammeter on first conducting wire.
As an improvement: the supporting shell is equipped with rubber stopper, and first conducting wire and the second conducting wire pass through rubber stopper.
As an improvement: the rubber stopper and supporting shell are interference fitted, and first conducting wire and rubber stopper are interference fitted,
Second conducting wire and rubber stopper are interference fitted.
As an improvement: the conduction column end is equipped with bolt, and the first conducting wire is fixed on conductive column by the bolt.
As an improvement: the liquid pipe is connected with capping, and it is logical that the conductive column that appearance conductive column passes through is provided in the capping
Hole.
As an improvement: the conductive column is connect with piston thread.
As an improvement: the pressure reducing valve includes shell, input terminal and output end on the shell, the air inlet pipe with
Input terminal connection, the escape pipe are connect with output end.
As an improvement: baffle is equipped between the input terminal and output end) and air intake valve, the air intake valve with
Reset spring is equipped between shell, the air intake valve is connected with valve rod, and the shell is equipped with exocoel, and described valve rod one end is stretched
Enter outer intracavitary, the outer intracavitary driving device equipped with driving stem movement.
As an improvement: the driving device includes screw rod, and the screw rod is connect with outer casing screw, described outer intracavitary to set
There is diaphragm, pressure spring is equipped between the diaphragm and screw rod, the valve rod is located at side of the diaphragm far from screw rod, the output
Feedback conduit is equipped between end and exocoel.
As an improvement: the diaphragm is equipped with overflow valve, and the overflow valve offsets with valve rod.
By adopting the above-described technical solution, compared with prior art, the utility model has the advantages that: pressure gauge reaction speed
Degree is fast, and accuracy of reading is compact-sized, and pressure output is stablized, and output flow variation fluctuation is small.Pressure in escape pipe becomes diaphragm
Shape, silicone oil pushes piston to move in liquid pipe, and then moves conductive column, and the distance between bolt and conductive sheet generate variation,
Resistance variations in circuit make the reading of ammeter change, and monitor output pressure at any time, and use is safe.
The utility model is described in further detail with reference to the accompanying drawings and detailed description.
Detailed description of the invention
Attached drawing 1 is a kind of structural schematic diagram of oxygen pressure reducer of the utility model.
Attached drawing 2 is the structural schematic diagram of outlet side pressure gauge in a kind of oxygen pressure reducer of the utility model.
Attached drawing 3 is the electrical block diagram of outlet side pressure gauge in a kind of oxygen pressure reducer of the utility model.
Attached drawing 4 is the structural schematic diagram of pressure reducing valve in a kind of oxygen pressure reducer of the utility model.
In figure: 1- pressure reducing valve；2- air inlet pipe；3- escape pipe；4- inlet end pressure gauge；The outlet side 5- pressure gauge；6- support
Shell；7- conductive column；8- conductive column through-hole；9- rear shell；10- front housing；Intercommunicating pore before 11-；12- ante-chamber；13- diaphragm；14- back cavity；
Intercommunicating pore after 15-；16- liquid pipe；17- piston；18- capping；19- conductive sheet；The second conducting wire of 20-；The first conducting wire of 21-；22- rubber
Plug；23- bolt；24- ammeter；25- power supply；26- shell；27- overflow valve；28- diaphragm；29- baffle；30- input terminal；31-
Reset spring；32- air intake valve；33- valve rod；34- output end；35- feedback conduit；36- pressure spring；37- exocoel；38- spiral shell
Bar.
Specific embodiment
Embodiment: as shown in Fig. 1, a kind of oxygen pressure reducer, including pressure reducing valve 1, the pressure reducing valve 1 are connected with air inlet pipe
2 and escape pipe 3, the air inlet pipe 2 is equipped with inlet end pressure gauge 4, and the escape pipe 3 is equipped with outlet side pressure gauge 5.
As shown in attached drawing 2,3, the outlet side pressure gauge 5 includes front housing 10, and front housing 10 is threaded with rear shell 9, described
Diaphragm 13 is equipped between front housing 10 and rear shell 9.
The front housing 10 is equipped with ante-chamber 12 close to the side of rear shell 9, and the front housing 10 is equipped with preceding intercommunicating pore 11, connects before described
11 one end of through-hole is connected to ante-chamber 12, and preceding 11 other end of intercommunicating pore is connected to front housing 10 far from the side of rear shell 9.
The rear shell 9 is equipped with back cavity 14 close to the side of front housing 10, and the rear shell 9 is equipped with rear intercommunicating pore 15, connects after described
15 one end of through-hole is connected to back cavity 14, and rear 15 other end of intercommunicating pore is connected to rear shell 9 far from the side of front housing 10.
The rear shell 9 is threaded with liquid pipe 16, and the liquid pipe 16 is connected to rear intercommunicating pore 15.Installation in the liquid pipe 16
There is piston 17, conductive column 7 is threaded on piston 17.The liquid pipe 16 is threaded with capping 18, opens in the capping 18
Have and holds the conductive column through-hole 8 that conductive column 7 passes through.Silicone oil is filled in the liquid pipe 16.
7 end of conductive column is connected with the first conducting wire 21 by bolt 23, is bonded with conductive sheet 19 in the capping 18,
The conductive sheet 19 is bonded with 7 side of conductive column, and the conductive sheet 19 is welded with the second conducting wire 20.
The rear shell 9 is threaded with supporting shell 6, and supporting shell 6 is equipped with rubber stopper 22, the rubber stopper 22 and supporting shell
6 interference fits, first conducting wire 21 and the second conducting wire 20 pass through rubber stopper 22, first conducting wire 21 and 22 interference of rubber stopper
Cooperation, second conducting wire 20 are interference fitted with rubber stopper 22.
First conducting wire 21 and the connection of the second conducting wire 20 have power supply 25, are equipped with ammeter on first conducting wire 21
24.Power supply 25 and ammeter 24 use the prior art, and details are not described herein.
The preceding intercommunicating pore 11 is connected to escape pipe 3, and the pressure in oxygen cabin deforms diaphragm 13, and silicone oil pushes piston 17 to exist
Movement in liquid pipe 16, and then conductive column 7 is moved, the distance between bolt 23 and conductive sheet 19 generate variation, the electricity in circuit
Resistive makes the reading of ammeter 24 change.
As shown in Fig. 4, the pressure reducing valve 1 includes shell 26, and input terminal 30 and output end 34 on the shell 26 are described
Air inlet pipe 2 is connect with input terminal 30, and the escape pipe 3 is connect with output end 34.
Baffle 29 and air intake valve 32, the air intake valve 32 and shell are equipped between the input terminal 30 and output end 34
Reset spring 31 is equipped between 26, the air intake valve 32 is connected with valve rod 33, and the shell 26 is equipped with exocoel 37, the valve
33 one end of bar is protruded into exocoel 37, the driving device moved in the exocoel 37 equipped with driving stem 33.
The driving device includes screw rod 38, and the screw rod 38 is threadedly coupled with shell 26, is equipped with film in the exocoel 37
Piece 28, is equipped with pressure spring 36 between the diaphragm 28 and screw rod 38, the valve rod 33 is located at one of diaphragm 28 far from screw rod 38
Side is equipped with feedback conduit 35 between the output end 34 and exocoel 37.
The diaphragm 28 is equipped with overflow valve 27, and the overflow valve 27 offsets with valve rod 33.
Screw rod 38 is rotated, pressure spring 36 is compressed, and pushes diaphragm 28 and valve rod 33 to move down, the air intake valve 32 is separate
Baffle 29, input terminal 30 are connected to output end 34.The oxygen of the output end 34 enters exocoel 37 by feedback conduit 35, to film
Piece 28 generates upward thrust, and when the active force of the thrust and pressure spring 36 balances each other, output end 34 just has stable pressure
Output.
One embodiment of the utility model is described in detail above, but the content is only the utility model
Preferred embodiment should not be considered as limiting the scope of the present invention.It is all to be made according to application scope of the utility model
All the changes and improvements etc., should all belong within the patent covering scope of the utility model.
Claims (9)
1. a kind of oxygen pressure reducer, including pressure reducing valve (1), the pressure reducing valve (1) is connected with air inlet pipe (2) and escape pipe (3), institute
Air inlet pipe (2) are stated equipped with inlet end pressure gauge (4), the escape pipe (3) is equipped with outlet side pressure gauge (5), and feature exists
In: the outlet side pressure gauge (5) includes front housing (10), and the front housing (10) is connected with rear shell (9), rear shell (9) connection
Have supporting shell (6), between the front housing (10) and rear shell (9) be equipped with diaphragm (13), the front housing (10) be equipped with ante-chamber (12) and
Preceding intercommunicating pore (11), the rear shell (9) are equipped with back cavity (14) and rear intercommunicating pore (15), and the rear intercommunicating pore (15) is communicated with liquid pipe
(16), it is equipped with piston (17), is connected on piston (17) conductive column (7) in the liquid pipe (16), filled out in the liquid pipe (16)
Filled with silicone oil, conductive column (7) end is connected with the first conducting wire (21), and the liquid pipe (16) is connected with capping (18), described
It is provided in capping (18) and holds the conductive column through-hole (8) that conductive column (7) pass through, be connected with conductive sheet (19) on the capping (18),
The conductive sheet (19) is bonded with conductive column (7), and the conductive sheet (19) is connected with the second conducting wire (20), first conducting wire
(21) have power supply (25) with the second conducting wire (20) connection, ammeter (24) are installed on first conducting wire (21).
2. oxygen pressure reducer according to claim 1, it is characterised in that: the supporting shell (6) is equipped with rubber stopper (22),
First conducting wire (21) and the second conducting wire (20) pass through rubber stopper (22).
3. oxygen pressure reducer according to claim 2, it is characterised in that: the rubber stopper (22) and supporting shell (6) interference
Cooperation, first conducting wire (21) and rubber stopper (22) are interference fitted, and second conducting wire (20) is matched with rubber stopper (22) interference
It closes.
4. oxygen pressure reducer according to claim 1, it is characterised in that: conductive column (7) end is equipped with bolt (23),
First conducting wire (21) is fixed on conductive column (7) by the bolt (23).
5. oxygen pressure reducer according to claim 1, it is characterised in that: the conductive column (7) and piston (17) screw thread connect
It connects.
6. according to claim 1 to 5 one of them described oxygen pressure reducer, it is characterised in that: the pressure reducing valve (1) includes outer
Shell (26), input terminal (30) and output end (34) on the shell (26), the air inlet pipe (2) connect with input terminal (30), institute
Escape pipe (3) is stated to connect with output end (34).
7. oxygen pressure reducer according to claim 6, it is characterised in that: between the input terminal (30) and output end (34)
Equipped with baffle (29) and air intake valve (32), reset spring (31) are equipped between the air intake valve (32) and shell (26), institute
It states air intake valve (32) to be connected with valve rod (33), the shell (26) is equipped with exocoel (37), and described valve rod (33) one end is protruded into
Driving device in exocoel (37), equipped with driving stem (33) movement in the exocoel (37).
8. oxygen pressure reducer according to claim 7, it is characterised in that: the driving device includes screw rod (38), described
Screw rod (38) is threadedly coupled with shell (26), is equipped with diaphragm (28) in the exocoel (37), the diaphragm (28) and screw rod (38)
Between be equipped with pressure spring (36), the valve rod (33) is located at side of diaphragm (28) separate screw rod (38), the output end
(34) feedback conduit (35) are equipped between exocoel (37).
9. oxygen pressure reducer according to claim 8, it is characterised in that: the diaphragm (28) is equipped with overflow valve (27),
The overflow valve (27) offsets with valve rod (33).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822073805.5U CN209294543U (en) | 2018-12-11 | 2018-12-11 | A kind of oxygen pressure reducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822073805.5U CN209294543U (en) | 2018-12-11 | 2018-12-11 | A kind of oxygen pressure reducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209294543U true CN209294543U (en) | 2019-08-23 |
Family
ID=67658178
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822073805.5U Expired - Fee Related CN209294543U (en) | 2018-12-11 | 2018-12-11 | A kind of oxygen pressure reducer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209294543U (en) |
-
2018
- 2018-12-11 CN CN201822073805.5U patent/CN209294543U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190823 Termination date: 20201211 |