CN212986109U - Double-pressure cut-off device of gas pressure regulator - Google Patents
Double-pressure cut-off device of gas pressure regulator Download PDFInfo
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- CN212986109U CN212986109U CN202021688028.6U CN202021688028U CN212986109U CN 212986109 U CN212986109 U CN 212986109U CN 202021688028 U CN202021688028 U CN 202021688028U CN 212986109 U CN212986109 U CN 212986109U
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- pressure regulator
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- valve rod
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Abstract
The utility model relates to a gas technical field just discloses a two pressure cutting device of gas pressure regulator, including the device casing, the inside swing joint of device casing has the case, the fixed first sealing ring that inlays in the left and right sides of case, the fixed circular cavity that opens in middle part of case, open at the middle part of case has the through-hole, the fixed second sealing rubber ring of inlaying of side crossing about the case, the upper end fixedly connected with valve rod of case, the valve rod activity is pegged graft at the upper end middle part of device casing, the upper end fixedly connected with adjustment disk of valve rod, open the outside lower part of adjustment disk has the constant head tank, the upper end right side of device casing is passed through the connecting axle and is connected the kelly, the activity of kelly upper portion is pegged graft in the inside of constant head tank, fixedly connected with spring between the lower extreme of kelly and the device casing upper. This two pressure cutting device of gas pressure regulator through equipment overall structure, can make air supply flow regulation and control more convenient.
Description
Technical Field
The utility model relates to a gas technical field specifically is a two pressure cutting device of gas pressure regulator.
Background
As an important infrastructure, the city gas is regarded as an important infrastructure, the city gas not only becomes a main energy source of the lives of residents in China, but also is widely applied to various fields such as heating, refrigeration, power generation, automobiles and the like, along with the continuous forward development of the economy and the city gas industry in China, people put forward higher requirements on the quality, the performance and the safety of gas equipment, a novel gas pressure regulator which meets the market demand is continuously developed, the gas equipment with independent intellectual property rights in China is developed, the safety and the reliability of city gas supply are ensured, the import is replaced, and the competitiveness of the city gas equipment supply enterprises in China can be improved, however, when the test board of the common gas pressure regulator is used, the pressure of the double-pressure cut-off device of the gas pressure regulator is not convenient and stable enough, so that the double-pressure cut-off device of the gas pressure regulator is provided.
SUMMERY OF THE UTILITY MODEL
The utility model provides a not enough to prior art, the utility model provides a two pressure cutting device of gas pressure regulator can make air supply flow regulation and control more convenient, has solved current two pressure cutting device of gas pressure regulator when the operation, and the two pressure cutting device pressure regulating of gas pressure regulator is convenient and stable problem inadequately.
The utility model provides a following technical scheme: a double-pressure cut-off device of a gas pressure regulator comprises a device shell, wherein a valve core is movably connected inside the device shell, the left side and the right side of the valve core are fixedly embedded with first sealing rings, the middle part of the valve core is fixedly provided with a round cavity, the middle part of the valve core is provided with a through hole, the left side and the right side of the valve core are fixedly embedded with a second sealing rubber ring in a staggered way, the upper end of the valve core is fixedly connected with a valve rod, the valve rod is movably inserted in the middle of the upper end of the device shell, the upper end of the valve rod is fixedly connected with an adjusting disc, the lower part of the outer side of the adjusting disc is provided with a positioning groove, the right side of the upper end of the device shell is connected with a clamping rod through a connecting shaft, the upper part of the clamping rod is movably inserted in the positioning groove, the device is characterized in that a spring is fixedly connected between the lower end of the clamping rod and the upper end of the device shell, a marking line is arranged on the left side of the upper end of the adjusting disc, and an air inlet pipe and an air outlet pipe are fixedly inserted in the middle of the left side and the right side of the device shell respectively.
Preferably, the through-hole is equipped with threely, and the diameter of three through-hole increases in proper order, the contained angle between the through-hole is 60 degrees.
Preferably, a sealing ring is arranged at the insertion position of the valve rod and the device shell.
Preferably, it is equipped with 5 to mark the line, the side is equipped with "close" mark line around the adjustment disk, the left side of adjustment disk is equipped with "one-level", "second grade" and "tertiary" and marks the line, the contained angle that "one-level", "second grade" and "tertiary" mark between the line is 60 degrees.
Preferably, the outer side wall of the valve core and the inner side wall of the device shell are smooth.
Preferably, the circular cavity is communicated with each through hole.
Compared with the prior art, the utility model discloses possess following beneficial effect:
this two pressure cutting device of gas pressure regulator, overall structure through equipment rotates the adjustment disk to can change overall structure's the speed of giving vent to anger, and can also cut off the air supply, make the regulation and control of air supply flow more convenient.
Drawings
Fig. 1 is a sectional view of the present invention;
FIG. 2 is a top view of the adjusting plate of the present invention;
fig. 3 is a sectional view of the valve core of the present invention.
In the figure: 1. a device housing; 2. an air inlet pipe; 3. a valve core; 4. a first seal ring; 5. a valve stem; 6. an adjusting disk; 7. positioning a groove; 8. a clamping rod; 9. a spring; 10. marking a line; 11. a second sealing rubber ring; 12. a circular cavity; 13. and a through hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the utility model discloses a double pressure cutting device of gas pressure regulator, including device casing 1, the lateral wall of case 3 and the inside wall of device casing 1 are all smooth. The device comprises a device shell 1 and is characterized in that a valve core 3 is movably connected inside the device shell 1, first sealing rings 4 are fixedly embedded on the left side and the right side of the valve core 3, a circular cavity 12 is fixedly formed in the middle of the valve core 3, and the circular cavity 12 is communicated with each through hole 13. The middle part of case 3 is opened has through-hole 13, through-hole 13 is equipped with threely, and the diameter of three through-hole 13 increases in proper order can be through the gas of different flow, the contained angle between through-hole 13 is 60 degrees. The fixed second sealing rubber ring 11 of inlaying of the side is crisscross about case 3, and first sealing ring 4 and second sealing rubber ring 11 can increase the degree of sealing of case 3 and 1 inner chamber of device casing, the upper end fixedly connected with valve rod 5 of case 3, the rotation of valve rod 5 can drive case 3 and rotate, the grafting department of valve rod 5 and device casing is equipped with the sealing washer. The valve rod 5 is movably inserted in the middle of the upper end of the device shell 1, the upper end of the valve rod 5 is fixedly connected with an adjusting disc 6, a positioning groove 7 is arranged at the lower part of the outer side of the adjusting disc 6, the right side of the upper end of the device shell 1 is connected with a clamping rod 8 through a connecting shaft, the upper part of the clamping rod 8 is movably inserted in the positioning groove 7, a spring 9 is fixedly connected between the lower end of the clamping rod 8 and the upper end of the device shell 1, the left side of the upper end of the adjusting disk 6 is provided with marking lines 10, the number of the marking lines 10 is 5, the side is equipped with "close" mark line around the adjustment disk 6, the left side of adjustment disk 6 is equipped with "one-level", "second grade" and "tertiary" mark line, and the flow of "one-level", "second grade" and "tertiary" mark line increases in proper order, the contained angle between "one-level", "second grade" and "tertiary" mark line is 60 degrees. The middle parts of the left side and the right side of the device shell 1 are respectively fixedly inserted with an air inlet pipe 2 and an air outlet pipe 14.
During operation, outside air feed is connected and is connect gas mechanism to intake pipe 2 and 14 connection of outlet duct, through manual rotation adjusting disk 6 to when rotating adjusting disk 6, manual downwards press the kelly 8, make kelly 8 break away from constant head tank 7, can rotate adjusting disk 6, thereby can change overall structure's the speed of giving vent to anger, and can also cut off the air supply.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a two pressure cut-off of gas pressure regulator, includes device casing (1), its characterized in that: the device is characterized in that a valve core (3) is movably connected inside a shell (1), first sealing rings (4) are fixedly embedded on the left side and the right side of the valve core (3), a round cavity (12) is fixedly formed in the middle of the valve core (3), a through hole (13) is formed in the middle of the valve core (3), second sealing rubber rings (11) are fixedly embedded on the left side and the right side of the valve core (3) in a staggered mode, a valve rod (5) is fixedly connected to the upper end of the valve core (3), the valve rod (5) is movably inserted in the middle of the upper end of the shell (1), an adjusting disc (6) is fixedly connected to the upper end of the valve rod (5), a positioning groove (7) is formed in the lower portion of the outer side of the adjusting disc (6), a clamping rod (8) is connected to the right side of the upper end of the shell (1) through a connecting shaft, fixedly connected with spring (9) between the lower extreme of kelly (8) and device casing (1) upper end, the upper end left side of adjustment disk (6) is equipped with mark line (10), the left and right sides middle part of device casing (1) is fixed respectively to peg graft has intake pipe (2) and outlet duct (14).
2. The dual pressure shut off device of a gas pressure regulator of claim 1, wherein: through-hole (13) are equipped with threely, and the diameter of three through-hole (13) increases in proper order, the contained angle between through-hole (13) is 60 degrees.
3. The dual pressure shut off device of a gas pressure regulator of claim 1, wherein: and a sealing ring is arranged at the insertion position of the valve rod (5) and the device shell (1).
4. The dual pressure shut off device of a gas pressure regulator of claim 1, wherein: mark line (10) and be equipped with 5, the side is equipped with "close" mark line around adjustment disk (6), the left side of adjustment disk (6) is equipped with "one-level", "second grade" and "tertiary" mark line, the contained angle between "one-level", "second grade" and "tertiary" mark line is 60 degrees.
5. The dual pressure shut off device of a gas pressure regulator of claim 1, wherein: the outer side wall of the valve core (3) and the inner side wall of the device shell (1) are smooth.
6. The dual pressure shut off device of a gas pressure regulator of claim 1, wherein: the round cavity (12) is communicated with the through holes (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021688028.6U CN212986109U (en) | 2020-08-14 | 2020-08-14 | Double-pressure cut-off device of gas pressure regulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021688028.6U CN212986109U (en) | 2020-08-14 | 2020-08-14 | Double-pressure cut-off device of gas pressure regulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212986109U true CN212986109U (en) | 2021-04-16 |
Family
ID=75432959
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021688028.6U Active CN212986109U (en) | 2020-08-14 | 2020-08-14 | Double-pressure cut-off device of gas pressure regulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212986109U (en) |
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2020
- 2020-08-14 CN CN202021688028.6U patent/CN212986109U/en active Active
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