CN115479206B - Improved gas pressure reducer - Google Patents
Improved gas pressure reducer Download PDFInfo
- Publication number
- CN115479206B CN115479206B CN202211107510.XA CN202211107510A CN115479206B CN 115479206 B CN115479206 B CN 115479206B CN 202211107510 A CN202211107510 A CN 202211107510A CN 115479206 B CN115479206 B CN 115479206B
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- Prior art keywords
- end cover
- fixed
- pressure
- shell
- clamping block
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C3/00—Vessels not under pressure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C13/00—Details of vessels or of the filling or discharging of vessels
- F17C13/02—Special adaptations of indicating, measuring, or monitoring equipment
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C13/00—Details of vessels or of the filling or discharging of vessels
- F17C13/02—Special adaptations of indicating, measuring, or monitoring equipment
- F17C13/025—Special adaptations of indicating, measuring, or monitoring equipment having the pressure as the parameter
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C13/00—Details of vessels or of the filling or discharging of vessels
- F17C13/04—Arrangement or mounting of valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C13/00—Details of vessels or of the filling or discharging of vessels
- F17C13/08—Mounting arrangements for vessels
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2205/00—Vessel construction, in particular mounting arrangements, attachments or identifications means
- F17C2205/01—Mounting arrangements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2205/00—Vessel construction, in particular mounting arrangements, attachments or identifications means
- F17C2205/03—Fluid connections, filters, valves, closure means or other attachments
- F17C2205/0302—Fittings, valves, filters, or components in connection with the gas storage device
- F17C2205/0323—Valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2205/00—Vessel construction, in particular mounting arrangements, attachments or identifications means
- F17C2205/03—Fluid connections, filters, valves, closure means or other attachments
- F17C2205/0302—Fittings, valves, filters, or components in connection with the gas storage device
- F17C2205/0338—Pressure regulators
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2205/00—Vessel construction, in particular mounting arrangements, attachments or identifications means
- F17C2205/03—Fluid connections, filters, valves, closure means or other attachments
- F17C2205/0388—Arrangement of valves, regulators, filters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2221/00—Handled fluid, in particular type of fluid
- F17C2221/03—Mixtures
- F17C2221/032—Hydrocarbons
- F17C2221/033—Methane, e.g. natural gas, CNG, LNG, GNL, GNC, PLNG
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2250/00—Accessories; Control means; Indicating, measuring or monitoring of parameters
- F17C2250/04—Indicating or measuring of parameters as input values
- F17C2250/0404—Parameters indicated or measured
- F17C2250/043—Pressure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2250/00—Accessories; Control means; Indicating, measuring or monitoring of parameters
- F17C2250/06—Controlling or regulating of parameters as output values
- F17C2250/0605—Parameters
- F17C2250/0626—Pressure
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/30—Use of alternative fuels, e.g. biofuels
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
- Control Of Fluid Pressure (AREA)
Abstract
The invention relates to the technical field of gas pressure reducers, in particular to an improved gas pressure reducer which comprises a gas tank, a valve, a reinforcing structure, a pressure reducing structure, an overhaul structure, a pressure regulating structure and a limiting structure; can dismantle on the gas pitcher and be connected with reinforced structure, reinforced structure drives and installs fixedly between decompression structure and the valve, and reinforced structure's setting has strengthened the supporting effect to decompression structure, makes whole more firm, has guaranteed the levelness of decompression structure installation simultaneously, prevents that decompression structure inside spring deformation from influencing the decompression effect, has improved the result of use of pressure reducer, and makes the installation of pressure reducer dismantle more conveniently, and maintenance structure's setting makes decompression structure inner assembly more convenient to detach, is convenient for overhaul the maintenance to pressure regulation structure simultaneously, be equipped with limit structure on the pressure regulation structure, limit structure's setting is convenient for carry out spacingly to pressure regulation structure, prevents the maloperation, has improved gaseous decompression stability.
Description
Technical Field
The invention relates to the technical field of gas pressure reducers, in particular to an improved gas pressure reducer.
Background
The gas pressure reducer is a regulating device which converts high-pressure gas into low-pressure gas and maintains a stable output gas pressure range to ensure required gas flow, for example, in order to prevent an output pipeline of a gas tank from being damaged under high pressure for a long time, the gas pressure reducer is usually connected to one side of a valve of the gas tank, so that the pressure in the pipeline is reduced.
However, the gas pressure reducer is connected with the valve through a threaded connection mode, the operation space is small in the installation process, in order to guarantee the tightness between the pressure reducer and the valve, the pressure reducer is not convenient to guarantee to be in a horizontal installation state, the stress of an internal spring is not uniform easily, the pressure reducing effect is affected, the supporting force of the pressure reducer is fully derived from the valve, the supporting effect is poor, when the pressure reducer receives the pressure in the vertical direction, the damage of the joint of the valve is easily caused, the end cover of the pressure reducer is fixed with the shell through a bolt connection mode, the bolts are required to be detached one by one, the operation efficiency is low, the stress of a sealing ring is not uniform easily damaged, a limiting component is not arranged on a knob for adjusting the pressure, and the air pressure is easy to be adjusted through error collision.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides an improved gas pressure reducer.
The technical scheme adopted for solving the technical problems is as follows: the improved gas pressure reducer comprises a gas tank and a valve connected with the gas tank, wherein the gas tank is detachably connected with a reinforcing structure, and the reinforcing structure drives the pressure reducing structure to be fixedly arranged between the pressure reducing structure and the valve; the pressure reducing structure is provided with an overhaul structure for overhaul and maintenance, the overhaul structure is provided with a pressure adjusting structure for adjusting the pressure of output gas in the pressure reducing structure, and the pressure adjusting structure is provided with a limiting structure;
the reinforced structure comprises a reinforced frame, the reinforced frame is fixed on the pressure reducing structure, a screw is connected to the reinforced frame in a threaded manner, a ball connected in a rotating manner is arranged at the end part of the screw, the ball is connected with a clamping block of a trapezoid structure in a rotating manner, the clamping block is connected with the reinforced frame in a sliding manner, and the clamping block is abutted to a hole on a gas tank.
Specifically, be equipped with T shape structural guide bar on the reinforcement frame, sliding connection between guide bar and the clamp splice.
Specifically, the decompression structure includes the connector, sliding connection between valve and the connector, be fixed with the intake pipe on the connector, the intake pipe is fixed in the casing, be fixed with the blast pipe on the casing, the inside sliding connection's that is equipped with of casing piston, enclose into the water conservancy diversion passageway between piston and the casing, intake pipe and blast pipe all switch on in the water conservancy diversion passageway, be fixed with the push pedal on the piston, be equipped with first spring between push pedal and the pressure regulating structure.
Specifically, be fixed with the supporting shoe on the reinforcement frame, fixed connection between supporting shoe and the intake pipe, the inside sealing washer that is fixed with of intake pipe, the sealing washer is contradicted with the valve.
Specifically, the maintenance structure comprises an end cover, the end cover is slidably arranged on the shell, a positioning rod is fixed on the end cover, the positioning rod is slidably connected with the shell, and a sealing strip is abutted between the end cover and the shell.
Specifically, the cover plate is rotatably arranged on the end cover, the cover plate is rotatably connected with the shell, and the cover plate is fixedly provided with a driving strip.
Specifically, be fixed with the spirit level on the end cover, the spirit level is located the end cover and is directed towards one side of blast pipe.
Specifically, the pressure regulating structure comprises a screw rod, the screw rod is rotationally connected to the end cover, a knob is fixed to the screw rod, the screw rod is in threaded connection with the baffle, the baffle is in sliding connection with the end cover, and the first spring is in interference with the baffle.
Specifically, the end cover is internally provided with a gear ring, the screw rod is provided with a pressing block in a sliding manner, the bottom end of the pressing block is fixedly provided with a clamping block, a second spring is arranged between the clamping block and the screw rod, the clamping block is fixed with the pressing block through a bolt, and the clamping block can be meshed with the gear ring.
The beneficial effects of the invention are as follows:
(1) According to the improved gas pressure reducer, the reinforcing structure is detachably connected to the gas tank, the reinforcing structure drives the pressure reducing structure to be fixedly installed between the pressure reducing structure and the valve, the reinforcing structure enhances the supporting effect on the pressure reducing structure, the whole body is more stable, the installation levelness of the pressure reducing structure is ensured, the pressure reducing effect is prevented from being influenced by the deformation of the spring in the pressure reducing structure, the using effect of the pressure reducer is improved, and the pressure reducer is more convenient to install and detach.
(2) According to the improved gas pressure reducer, the overhaul structure for overhaul and maintenance is arranged on the pressure reducing structure, so that the internal components of the pressure reducing structure are more convenient to detach, and meanwhile, the pressure adjusting structure is convenient to overhaul and maintain.
(3) According to the improved gas pressure reducer, the pressure adjusting structure for adjusting the pressure of output gas in the pressure reducing structure is arranged on the overhauling structure, the limiting structure is arranged on the pressure adjusting structure, the limiting structure is convenient to limit the pressure adjusting structure, misoperation is prevented, and the pressure reducing stability of the gas is improved.
Drawings
The invention will be further described with reference to the drawings and examples.
FIG. 1 is a schematic view of the overall structure of a preferred embodiment of an improved gas pressure reducer according to the present invention;
FIG. 2 is an enlarged schematic view of the portion A shown in FIG. 1;
FIG. 3 is a schematic diagram of a connection structure of a clamp splice and a gas tank of the present invention;
FIG. 4 is a schematic diagram of a connection structure between an inspection structure and a pressure adjusting structure according to the present invention;
FIG. 5 is an enlarged schematic view of the B-section structure shown in FIG. 4;
fig. 6 is a schematic diagram of a connection structure of a connector and a valve according to the present invention.
In the figure: 1. a gas tank; 2. a valve; 3. a reinforcing structure; 301. a screw; 302. a reinforcing frame; 303. a ball; 304. a guide rod; 305. clamping blocks; 306. a support block; 4. a pressure reducing structure; 401. a connector; 402. an air inlet pipe; 403. an exhaust pipe; 404. a housing; 405. a push plate; 406. a piston; 407. a diversion channel; 408. a first spring; 409. a seal ring; 5. an overhaul structure; 501. a cover plate; 502. a drive bar; 503. a level gauge; 504. an end cap; 505. a positioning rod; 506. a sealing strip; 6. a pressure regulating structure; 601. a knob; 602. a screw rod; 603. a baffle; 7. a limit structure; 701. briquetting; 702. a bolt; 703. a clamping block; 704. a gear ring; 705. and a second spring.
Detailed Description
The invention is further described in connection with the following detailed description in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the invention easy to understand.
As shown in fig. 1-6, the improved gas pressure reducer comprises a gas tank 1 and a valve 2 connected with the gas tank 1, wherein a reinforcing structure 3 is detachably connected with the gas tank 1, and the reinforcing structure 3 drives a pressure reducing structure 4 to be fixedly arranged between the valve 2; the pressure reducing structure 4 is provided with an overhaul structure 5 for overhaul and maintenance, the overhaul structure 5 is provided with a pressure adjusting structure 6 for adjusting the pressure of output gas in the pressure reducing structure 4, and the pressure adjusting structure 6 is provided with a limiting structure 7;
the reinforcing structure 3 comprises a reinforcing frame 302, the reinforcing frame 302 is fixed on the pressure reducing structure 4, a screw 301 is connected to the reinforcing frame 302 in a threaded manner, a ball 303 in rotary connection is arranged at the end part of the screw 301, the ball 303 is in rotary connection with a clamping block 305 of a trapezoid structure, the clamping block 305 is in sliding connection with the reinforcing frame 302, the clamping block 305 is in interference with a hole on the gas tank 1, a guide rod 304 of a T-shaped structure is arranged on the reinforcing frame 302, and the guide rod 304 is in sliding connection with the clamping block 305;
the decompression structure 4 comprises a connector 401, the valve 2 is slidably connected with the connector 401, an air inlet pipe 402 is fixed on the connector 401, the air inlet pipe 402 is fixed on a shell 404, an air outlet pipe 403 is fixed on the shell 404, a piston 406 in sliding connection is arranged inside the shell 404, a diversion channel 407 is enclosed between the piston 406 and the shell 404, the air inlet pipe 402 and the air outlet pipe 403 are both communicated with the diversion channel 407, a push plate 405 is fixed on the piston 406, a first spring 408 is arranged between the push plate 405 and the pressure regulating structure 6, a supporting block 306 is fixed on the reinforcing frame 302, the supporting block 306 is fixedly connected with the air inlet pipe 402, a sealing ring 409 is fixed inside the air inlet pipe 402, and the sealing ring 409 is in interference with the valve 2;
the connector 401 is sleeved with the valve 2, two sides of the reinforcing frame 302 are positioned at holes of the gas tank, then the screw 301 is turned one by using an inner hexagonal wrench, the screw 301 is connected with the reinforcing frame 302 through threads, the end part of the screw 301 is provided with the rotary ball 303, further friction force is reduced, the ball 303 is pushed to push the clamp block 305 to abut against the gas tank 1, the clamp block 305 is of a trapezoid structure and further has wedge force, the clamp block 305 drives the reinforcing frame 302 to slide towards the valve 2, the support block 306 on the reinforcing frame 302 drives the air inlet pipe 402, the air inlet pipe 402 drives the connector 401 to abut against the valve 2, the sealing ring 409 is arranged inside the connector 401, sealing performance between the connector 401 and the valve 2 is better, meanwhile, the connector 401 is sleeved with the valve 2, uneven stress of the valve 2 is avoided, the clamp block 305 slides with the guide rod 304 in the sliding process, and further the clamp block 305 slides more stably.
Specifically, the maintenance structure 5 includes an end cover 504, an end cover 504 is slidably disposed on the housing 404, a positioning rod 505 is fixed on the end cover 504, the positioning rod 505 is slidably connected with the housing 404, a sealing strip 506 is abutted between the end cover 504 and the housing 404, a cover plate 501 is rotatably disposed on the end cover 504, the cover plate 501 is rotatably connected with the housing 404, and a driving strip 502 is fixed on the cover plate 501; when the inside subassembly of casing 404 needs to be overhauld and maintained, use monkey wrench and drive bar 502 block, rotate drive bar 502, make drive bar 502 drive apron 501 rotate, make apron 501 break away from with casing 404, then dismantle end cover 504, make end cover 504 and casing 404 separation, and then it is more convenient to make the installation and disassembly between end cover 504 and the casing 404, be convenient for overhaul and maintain the inside subassembly, when installing end cover 504, block between locating lever 505 on the end cover 504 and casing 404, effectively avoided end cover 504 mounted position to change, make the extrusion force of end cover 504 to sealing strip 506 change, cause sealing strip 506 atress inhomogeneous influence the leakproofness.
Specifically, a level 503 is fixed on the end cover 504, and the level 503 is disposed on a side of the end cover 504 facing the exhaust pipe 403; meanwhile, the levelness of the pressure reducer can be observed through a level gauge 503 on an observation end cover 504, so that the influence of uneven stress on internal components on the stability is further prevented; meanwhile, the reinforcement frame 302 supports the shell 404, so that the overall stability is improved, and the deformation of the joint of the connector 401 and the valve 2 is avoided.
Specifically, the pressure adjusting structure 6 includes a screw rod 602, the end cover 504 is rotatably connected with the screw rod 602, a knob 601 is fixed on the screw rod 602, the screw rod 602 is in threaded connection with a baffle 603, the baffle 603 is in sliding connection with the end cover 504, the first spring 408 abuts against the baffle 603, a gear ring 704 is arranged in the end cover 504, a pressing block 701 is slidably arranged on the screw rod 602, a clamping block 703 is fixed at the bottom end of the pressing block 701, a second spring 705 is arranged between the clamping block 703 and the screw rod 602, the clamping block 703 is fixed with the pressing block 701 through a bolt 702, and the clamping block 703 can be meshed with the gear ring 704;
when the pressure of exhaust needs to be adjusted, press briquetting 701, make briquetting 701 drive fixture block 703 and slide downwards, make fixture block 703 and gear ring 704 separation, fixture block 703 conflict second spring 705 warp, make fixture block 703 be not spacing to lead screw 602, then rotate knob 601, knob 601 drives lead screw 602 and rotates, makes lead screw 602 screw thread drive baffle 603 slide from top to bottom, adjusts the distance of baffle 603 from casing 404 bottom, and then adjusts gas pressure size, when loosening briquetting 701, second spring 705 extension drives fixture block 703 and gear ring 704 meshing, and then prevents that lead screw 602 from rotating, has improved pressure adjustment's stability.
When the pressure reducer is used, firstly, the connector 401 is sleeved with the valve 2, two sides of the reinforcing frame 302 are positioned at holes of the gas tank, then, the screw 301 is rotated one by using the inner hexagonal wrench, the screw 301 is connected with the reinforcing frame 302 through threads, the end part of the screw 301 is provided with the rotating ball 303, further, friction force is reduced, the ball 303 is pushed to push the clamping block 305 to push the gas tank 1 to push the clamping block 305 to slide towards the valve 2, the clamping block 305 is in a trapezoid structure, wedge force is further provided, the clamping block 305 drives the reinforcing frame 302 to slide towards the valve 2, the supporting block 306 on the reinforcing frame 302 drives the air inlet pipe 402, the air inlet pipe 402 drives the connector 401 to push against the valve 2, the sealing ring 409 is arranged inside the connector 401, sealing performance between the connector 401 and the valve 2 is better, meanwhile, the connector 401 is sleeved with the valve 2, uneven stress of the valve 2 is avoided, the clamping block 305 slides with the guide rod 304 in the sliding process, the clamping block 305 slides more stably, and meanwhile, the level of the pressure reducer can be observed through the level gauge 503 on the end cover 504, and the uneven stress influence on the stability is further prevented; meanwhile, the reinforcement frame 302 supports the shell 404, so that the overall stability is improved, and the deformation of the joint of the connector 401 and the valve 2 is avoided;
when the components inside the shell 404 need to be overhauled and maintained, the adjustable wrench is used for being clamped with the driving bar 502, the driving bar 502 is rotated, the driving bar 502 drives the cover plate 501 to rotate, the cover plate 501 is separated from the shell 404, then the end cover 504 is detached, the end cover 504 is separated from the shell 404, and further the end cover 504 and the shell 404 are more convenient to install and detach, so that the internal components are convenient to overhauled and maintained;
when the pressure of exhaust needs to be adjusted, press briquetting 701, make briquetting 701 drive fixture block 703 and slide downwards, make fixture block 703 and gear ring 704 separation, fixture block 703 conflict second spring 705 warp, make fixture block 703 be not spacing to lead screw 602, then rotate knob 601, knob 601 drives lead screw 602 and rotates, makes lead screw 602 screw thread drive baffle 603 slide from top to bottom, adjusts the distance of baffle 603 from casing 404 bottom, and then adjusts gas pressure size, when loosening briquetting 701, second spring 705 extension drives fixture block 703 and gear ring 704 meshing, and then prevents that lead screw 602 from rotating, has improved pressure adjustment's stability.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (7)
1. The utility model provides an improved generation gas pressure reducer, includes gas bottle (1) and valve (2) of connecting on gas bottle (1), its characterized in that, be connected with reinforced structure (3) on gas bottle (1) can be dismantled, reinforced structure (3) drive decompression structure (4) and valve (2) between install fixedly; an overhaul structure (5) for overhaul and maintenance is arranged on the decompression structure (4), a pressure adjusting structure (6) for adjusting the pressure of output gas in the decompression structure (4) is arranged on the overhaul structure (5), and a limiting structure (7) is arranged on the pressure adjusting structure (6);
the reinforcing structure (3) comprises a reinforcing frame (302), the reinforcing frame (302) is fixed on the pressure reducing structure (4), a screw (301) is connected to the reinforcing frame (302) in a threaded mode, a ball (303) in rotary connection is arranged at the end portion of the screw (301), the ball (303) is in rotary connection with a clamping block (305) of a trapezoid structure, the clamping block (305) is in sliding connection with the reinforcing frame (302), and the clamping block (305) is in interference with a hole in the gas tank (1);
a guide rod (304) with a T-shaped structure is arranged on the reinforcing frame (302), and the guide rod (304) is in sliding connection with the clamping block (305);
the pressure reducing structure (4) comprises a connector (401), the valve (2) is connected with the connector (401) in a sliding mode, an air inlet pipe (402) is fixed on the connector (401), the air inlet pipe (402) is fixed on a shell (404), an exhaust pipe (403) is fixed on the shell (404), a piston (406) in sliding connection is arranged inside the shell (404), a diversion channel (407) is formed between the piston (406) and the shell (404), the air inlet pipe (402) and the exhaust pipe (403) are both communicated with the diversion channel (407), a push plate (405) is fixed on the piston (406), and a first spring (408) is arranged between the push plate (405) and the pressure regulating structure (6);
the reinforcing frame (302) is fixedly provided with a supporting block (306), the supporting block (306) is fixedly connected with the air inlet pipe (402), a sealing ring (409) is fixed inside the air inlet pipe (402), and the sealing ring (409) is abutted to the valve (2).
2. An improved gas pressure reducer as defined in claim 1 wherein: the overhaul structure (5) comprises an end cover (504), the end cover (504) is slidably arranged on the shell (404), a positioning rod (505) is fixed on the end cover (504), the positioning rod (505) is slidably connected with the shell (404), and a sealing strip (506) is abutted between the end cover (504) and the shell (404).
3. An improved gas pressure reducer as defined in claim 2 wherein: the cover plate (501) is rotatably arranged on the end cover (504), the cover plate (501) is rotatably connected with the shell (404), and the cover plate (501) is fixedly provided with a driving strip (502).
4. An improved gas pressure reducer as defined in claim 2 wherein: a leveling instrument (503) is fixed on the end cover (504), and the leveling instrument (503) is arranged on one side of the end cover (504) facing the exhaust pipe (403).
5. An improved gas pressure reducer as defined in claim 2 wherein: the pressure adjusting structure (6) comprises a screw rod (602), the screw rod (602) is rotationally connected to the end cover (504), a knob (601) is fixed to the screw rod (602), and the screw rod (602) is in threaded connection with the baffle (603).
6. An improved gas pressure reducer as defined in claim 5 wherein: the baffle (603) is in sliding connection with the end cover (504), and the first spring (408) is in contact with the baffle (603).
7. An improved gas pressure reducer as defined in claim 5 wherein: the end cover (504) is internally provided with a gear ring (704), the screw rod (602) is provided with a pressing block (701) in a sliding manner, the bottom end of the pressing block (701) is fixedly provided with a clamping block (703), a second spring (705) is arranged between the clamping block (703) and the screw rod (602), the clamping block (703) is fixed with the pressing block (701) through a bolt (702), and the clamping block (703) can be meshed with the gear ring (704).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN105715951A (en) * | 2016-04-19 | 2016-06-29 | 宁波市江北兴达焊割减压仪表厂 | Pressure reducer used for decreasing deflation speed of gas cylinder |
| CN206247016U (en) * | 2016-12-07 | 2017-06-13 | 常州埃依琦科技有限公司 | A kind of SF6 omnipotent chargers of universal contact junction anti-leak |
| CN208237475U (en) * | 2018-03-20 | 2018-12-14 | 朱静连 | A kind of tank body of compressed natural gas expenditure and pressure device |
| CN212408264U (en) * | 2020-05-20 | 2021-01-26 | 陈龙龙 | Pressure reducer convenient to fixed mounting |
| CN214197303U (en) * | 2020-12-26 | 2021-09-14 | 南通市润航船舶机械制造有限公司 | Air pressure reducing valve group convenient to install |
| CN216555534U (en) * | 2021-10-22 | 2022-05-17 | 宁波率先减压阀有限公司 | Pressure reducing valve for controlling pressure of liquefied petroleum gas steel cylinder |
| CN217056493U (en) * | 2022-02-23 | 2022-07-26 | 长青热能科技(中山)有限公司 | Pressure reducing valve device and gas equipment |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8991418B2 (en) * | 2013-06-20 | 2015-03-31 | Wan-Ju Lin | Pressure relief valve |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2837662Y (en) * | 2005-05-26 | 2006-11-15 | 张珉 | Complete gas safety device |
| CN105715951A (en) * | 2016-04-19 | 2016-06-29 | 宁波市江北兴达焊割减压仪表厂 | Pressure reducer used for decreasing deflation speed of gas cylinder |
| CN206247016U (en) * | 2016-12-07 | 2017-06-13 | 常州埃依琦科技有限公司 | A kind of SF6 omnipotent chargers of universal contact junction anti-leak |
| CN208237475U (en) * | 2018-03-20 | 2018-12-14 | 朱静连 | A kind of tank body of compressed natural gas expenditure and pressure device |
| CN212408264U (en) * | 2020-05-20 | 2021-01-26 | 陈龙龙 | Pressure reducer convenient to fixed mounting |
| CN214197303U (en) * | 2020-12-26 | 2021-09-14 | 南通市润航船舶机械制造有限公司 | Air pressure reducing valve group convenient to install |
| CN216555534U (en) * | 2021-10-22 | 2022-05-17 | 宁波率先减压阀有限公司 | Pressure reducing valve for controlling pressure of liquefied petroleum gas steel cylinder |
| CN217056493U (en) * | 2022-02-23 | 2022-07-26 | 长青热能科技(中山)有限公司 | Pressure reducing valve device and gas equipment |
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| CN115479206A (en) | 2022-12-16 |
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