CN209943607U - Laboratory is with gas cylinder that has relief pressure valve - Google Patents
Laboratory is with gas cylinder that has relief pressure valve Download PDFInfo
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- CN209943607U CN209943607U CN201920487590.3U CN201920487590U CN209943607U CN 209943607 U CN209943607 U CN 209943607U CN 201920487590 U CN201920487590 U CN 201920487590U CN 209943607 U CN209943607 U CN 209943607U
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- reducing valve
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Abstract
The utility model discloses a laboratory gas cylinder with a pressure reducing valve, which comprises a gas cylinder shell, a clapboard is arranged in the middle of the interior of the gas cylinder shell, the clapboard divides the interior of the gas cylinder shell into two air containing chambers, the upper ends of the two air containing chambers are respectively provided with an inlet and an outlet, the upper ends of the inlet and the outlet are welded with an inlet pipe, the two inlet pipes are provided with a manual valve, a rotating handle rotates to drive a first bevel gear to rotate, a third short shaft is driven to rotate through the matching of the first bevel gear and a second bevel gear, a rack is driven to move through the third short shaft, a connecting frame can be driven to move left and right through the rack, the expansion amount of a connecting spring is adjusted, the pressure value of the pressure reduction can be changed in the mode, the laboratory gas cylinder with the pressure reducing valve has a simple structure, the installation is, providing convenience for people.
Description
Technical Field
The utility model relates to a laboratory is with gas cylinder technical field, specifically is a laboratory is with gas cylinder that has relief pressure valve.
Background
Along with the more and more perfect of laboratory standard, laboratory gas system is an indispensable important ring in the laboratory, should adopt centralized gas supply system according to the standard, and the gas cylinder is the gas supply center in laboratory to the relief pressure valve pressure value that current gas cylinder has is fixed, can not adjust, and the gas collection of running out is inconvenient moreover, can not satisfy people's demand, brings many inconveniences for people.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome current defect, provide a laboratory with gas cylinder that has the relief pressure valve, simple structure, simple to operate not only can collect the gas of decompression, can change the pressure size of relief pressure valve moreover, for people provide convenience, can effectively solve the problem in the background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a laboratory is with gas cylinder that has relief pressure valve, includes the gas cylinder shell, be equipped with the baffle in the middle of the inside of gas cylinder shell, the baffle divide into two with the inside of gas cylinder shell and holds the air chamber, and two upper ends that hold the air chamber all are equipped with exit, and the upper end welding of exit has the business turn over pipe, is equipped with manual valve on two business turn over pipes, and left one end downside air inlet that holds the air chamber upper end decompression gas outlet and pass through pipe and adjustable relief pressure valve is connected, and adjustable relief pressure valve's other end gas outlet is passed through the pipe and.
As an optimal technical scheme of the utility model, two on the gas cylinder shell hold air chamber upper end one side and be equipped with the detection mouth, there is the barometer one side of detection mouth through pipe connection.
As a preferred technical scheme of the utility model, the welding of the outside lower surface left and right sides of adjustable decompression valve has two connection socle, and the lower extreme of connecting the socle passes through the upper surface connection of bolt and gas cylinder shell.
As a preferred technical scheme of the utility model, the adjustable pressure reducing valve comprises a pressure reducing valve shell, the pressure reducing valve shell is of a cylindrical structure, two sliding tracks are arranged on the inner side surface of the pressure reducing valve shell, sliding connection seats are arranged on the two sliding tracks, a connection frame is welded between the two sliding connection seats, a connection spring is arranged on one side of the connection frame, a sealing plate is arranged on the other end of the connection spring, the sealing plate is connected with an air inlet of the adjustable pressure reducing valve, racks are welded on one sides of the two sliding connection seats, two second short shafts are welded in the pressure reducing valve shell, two gears are connected to the upper ends of the two second short shafts through bearings and are respectively meshed with the two racks, a third short shaft is connected to the inside of one end of the air outlet of the pressure reducing valve shell through a bearing, a threaded column is arranged at, the threaded column is meshed with the two racks, a first bevel gear is arranged on the outer side of the third short shaft, a first short shaft is connected to one side of the upper end of the pressure reducing valve shell through a bearing, and a second bevel gear meshed with the first bevel gear is arranged at the lower end of the first short shaft.
As an optimal technical scheme of the utility model, the junction of first minor axis and relief pressure valve housing is equipped with the oil blanket, and the upper end welding of first minor axis has the twist grip.
As a preferred technical scheme of the utility model, one side of closing plate is equipped with the edge and is equipped with the rubber seal ring, and is equipped with the annular groove on one side of the inside of relief pressure valve housing, and the annular groove is located the air inlet outside of relief pressure valve housing, the rubber seal ring corresponds with the annular groove each other.
Compared with the prior art, the beneficial effects of the utility model are that: this laboratory has set up the baffle on with the gas cylinder of relief pressure valve, divide into two gas chambers that hold through the baffle with gas cylinder shell is inside, with this can hold inside gas of gas chamber leading-in to another inside the gas chamber that holds, with this decompression, rotate through the twist grip and drive first bevel gear and rotate, cooperation through first bevel gear and second bevel gear drives the third minor axis and rotates, it removes to drive the rack through the third minor axis, can drive the link through the rack and remove, with this regulation to coupling spring's flexible volume, can change the pressure value of decompression with this mode, this laboratory has the gas cylinder simple structure of relief pressure valve, high durability and convenient installation, not only can collect the gas of decompression, and can change the pressure size of relief pressure valve, for people provide convenience.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic sectional view of the present invention;
FIG. 3 is a schematic view of the sectional structure of the adjustable pressure reducing valve of the present invention;
fig. 4 is a schematic view of the structure of the connection frame of the present invention.
In the figure: the device comprises a connecting foot post 1, an adjustable pressure reducing valve 2, a rotating handle 3, an inlet pipe 4, an outlet pipe 5, a manual valve 5, a barometer 6, a gas cylinder shell 7, a partition plate 8, a first conical gear 9, a first short shaft 10, a gear 11, a rack 12, a sliding connection seat 13, a sliding track 14, a connecting frame 15, a connecting spring 16, a sealing plate 17, a rubber sealing ring 18, a second short shaft 19, a second conical gear 20, a third short shaft 21, a threaded post 22 and a pressure reducing valve shell 23.
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. 1-4, the present invention provides a technical solution: a gas cylinder with a pressure reducing valve for a laboratory comprises a gas cylinder shell 7, a partition plate 8 is arranged in the middle inside the gas cylinder shell 7, the partition plate 8 divides the inside of the gas cylinder shell 7 into two containing gas chambers, the upper ends of the two containing gas chambers are respectively provided with an inlet and an outlet, the upper ends of the inlet and the outlet are welded with an inlet pipe 4, a manual valve 5 is arranged on the two inlet pipes 4, a pressure reducing gas outlet at the upper end of the left containing gas chamber is connected with a gas inlet at the lower side of one end of an adjustable pressure reducing valve 2 through a guide pipe, a gas outlet at the other end of the adjustable pressure reducing valve 2 is connected with a gas inlet at the upper end of the right containing gas chamber through a guide pipe, the inside of the gas cylinder shell 7 is divided into two containing gas chambers through the partition plate 8, so that, one side of the detection port is connected with a barometer 6 through a conduit, the air pressure in the air chamber can be detected through the barometer 6, so that the detection is more convenient, two connecting legs 1 are welded on the left side and the right side of the lower surface of the outer side of the adjustable pressure reducing valve 2, the lower end of each connecting leg 1 is connected with the upper surface of the air bottle shell 7 through a bolt, the adjustable pressure reducing valve 2 is more convenient to fix through the two connecting legs 1, the adjustable pressure reducing valve 2 comprises a pressure reducing valve shell 23, the pressure reducing valve shell 23 is of a cylindrical structure, two sliding rails 14 are arranged on the inner side surface of the pressure reducing valve shell 23, sliding connecting seats 13 in sliding connection are arranged on the two sliding rails 14, a connecting frame 15 is welded between the two sliding connecting seats 13, a connecting spring 16 is arranged on one side of the connecting frame 15, a sealing plate 17 is arranged at the other end of the, racks 12 are welded on one sides of the two sliding connection seats 13, two second short shafts 19 are welded inside a pressure reducing valve shell 23, two gears 11 are connected to the upper ends of the two second short shafts 19 through bearings, the two gears 11 are respectively meshed with the two racks 12, a third short shaft 21 is connected inside one end of an air outlet of the pressure reducing valve shell 23 through a bearing, a threaded column 22 is arranged at one end, far away from the end connected with the pressure reducing valve shell 23, of the third short shaft 21, the threaded column 22 is meshed with the two racks 12, a first conical gear 9 is arranged on the outer side of the third short shaft 21, a first short shaft 10 is connected to one side of the upper end of the pressure reducing valve shell 23 through a bearing, a second conical gear 20 meshed with the first conical gear 9 is arranged at the lower end of the first short shaft 10, an oil seal is arranged at the joint of the first short shaft 10 and the pressure reducing valve shell 23, a rotating handle 3 is welded on, one side of the closing plate 17 is provided with a rubber closing ring 18 at the edge, an annular groove is formed in one side inside the pressure reducing valve shell 23, the annular groove is located on the outer side of an air inlet of the pressure reducing valve shell 23, the rubber closing ring 18 corresponds to the annular groove, the closing plate 17 is connected with the pressure reducing valve shell 23 more tightly through the connection of the rubber closing ring 18 and the annular groove, the first bevel gear 11 is driven to rotate through the rotation of the rotating handle 3, the third short shaft 21 is driven to rotate through the matching of the first bevel gear 11 and the second bevel gear 20, the rack 12 is driven to move through the third short shaft 21, the connecting frame 15 can be driven to move left and right through the rack 12, the expansion amount of the connecting spring 16 can be adjusted, the pressure value of pressure reduction can be changed in the mode, the gas bottle with the pressure reducing valve for the laboratory is simple, but also can change the pressure of the pressure reducing valve, thereby providing convenience for people.
When in use: divide into two air chambers that hold through baffle 8 with gas cylinder shell 7 is inside, with this with one hold the inside gas introduction of air chamber to another hold the air chamber inside, with this decompression, during the decompression, rotate through turning handle 3 and drive first bevel gear 11 and rotate, cooperation through first bevel gear 11 and second bevel gear 20 drives third minor axis 21 and rotates, it removes to drive rack 12 through third minor axis 21, can drive link 15 through rack 12 and remove, with this flexible volume to coupling spring 16 is adjusted, change the pressure value of decompression with this mode.
The utility model discloses a baffle 8 is 7 inside with gas cylinder shell two air chambers that hold that divide into, with this can hold inside gas of air chamber leading-in another inside the air chamber that holds, with this decompression, it rotates and drives first bevel gear 11 through turning handle 3 and rotates, cooperation through first bevel gear 11 and second bevel gear 20 drives third minor axis 21 and rotates, it removes to drive rack 12 through third minor axis 21, can drive about link 15 through rack 12, with this flexible volume regulation to coupling spring 16, can change the pressure value of decompression with this mode, this laboratory is with the gas cylinder simple structure who has the relief pressure valve, high durability and convenient installation, not only can collect the gas of decompression, and can change the pressure size of relief pressure valve, for people provide convenience.
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 laboratory is with gas cylinder that has a relief pressure valve, includes gas cylinder shell (7), its characterized in that: the gas cylinder is characterized in that a partition plate (8) is arranged in the middle of the inside of the gas cylinder shell (7), the partition plate (8) divides the inside of the gas cylinder shell (7) into two air containing chambers, an inlet and an outlet are formed in the upper ends of the two air containing chambers, an inlet pipe (4) is welded to the upper ends of the inlet and the outlet, a manual valve (5) is arranged on the two inlet pipes (4), a pressure reducing gas outlet in the upper end of the left air containing chamber is connected with an air inlet in the lower side of one end of an adjustable pressure reducing valve (2) through a guide pipe, and an air inlet in the upper.
2. The gas cylinder with the pressure reducing valve for the laboratory according to claim 1, wherein: one side of the upper ends of the two air containing chambers on the gas cylinder shell (7) is provided with a detection port, and one side of the detection port is connected with a barometer (6) through a conduit.
3. The gas cylinder with the pressure reducing valve for the laboratory according to claim 1, wherein: two connecting foot columns (1) are welded on the left side and the right side of the lower surface of the outer side of the adjustable pressure reducing valve (2), and the lower ends of the connecting foot columns (1) are connected with the upper surface of a gas cylinder shell (7) through bolts.
4. The gas cylinder with the pressure reducing valve for the laboratory according to claim 1, wherein: the adjustable pressure reducing valve (2) comprises a pressure reducing valve shell (23), the pressure reducing valve shell (23) is of a cylindrical structure, two sliding rails (14) are arranged on the side face of the interior of the pressure reducing valve shell (23), sliding connection seats (13) are arranged on the two sliding rails (14), a connecting frame (15) is welded between the two sliding connection seats (13), a connecting spring (16) is arranged on one side of the connecting frame (15), a sealing plate (17) is arranged at the other end of the connecting spring (16), the sealing plate (17) is connected with an air inlet of the adjustable pressure reducing valve (2), racks (12) are welded on one sides of the two sliding connection seats (13), two second short shafts (19) are welded inside the pressure reducing valve shell (23), the upper ends of the two second short shafts (19) are connected with two gears (11) through bearings, and the two gears (11) are respectively meshed with the two racks (, the inside third minor axis (21) that is connected with through the bearing in gas outlet one end of relief pressure valve shell (23), third minor axis (21) keep away from the one end of being connected with relief pressure valve shell (23) and are equipped with screw thread post (22), screw thread post (22) and two rack (12) meshes, the outside of third minor axis (21) is equipped with first conical gear (9), upper end one side of relief pressure valve shell (23) is connected with first minor axis (10) through the bearing, and the lower extreme of first minor axis (10) is equipped with second conical gear (20) with first conical gear (9) intermeshing.
5. The gas cylinder with the pressure reducing valve for the laboratory according to claim 4, wherein: and an oil seal is arranged at the joint of the first short shaft (10) and the pressure reducing valve shell (23), and a rotating handle (3) is welded at the upper end of the first short shaft (10).
6. The gas cylinder with the pressure reducing valve for the laboratory according to claim 4, wherein: one side of closing plate (17) is equipped with the edge and is equipped with rubber seal ring (18), and inside one side of relief pressure valve shell (23) is equipped with the annular groove, and the annular groove is located the air inlet outside of relief pressure valve shell (23), rubber seal ring (18) and annular groove correspond each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920487590.3U CN209943607U (en) | 2019-04-11 | 2019-04-11 | Laboratory is with gas cylinder that has relief pressure valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920487590.3U CN209943607U (en) | 2019-04-11 | 2019-04-11 | Laboratory is with gas cylinder that has relief pressure valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209943607U true CN209943607U (en) | 2020-01-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920487590.3U Active CN209943607U (en) | 2019-04-11 | 2019-04-11 | Laboratory is with gas cylinder that has relief pressure valve |
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| Country | Link |
|---|---|
| CN (1) | CN209943607U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114406537A (en) * | 2022-01-24 | 2022-04-29 | 重庆如发机械有限公司 | Welding set of new energy automobile spare part production with diversified regulation |
-
2019
- 2019-04-11 CN CN201920487590.3U patent/CN209943607U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114406537A (en) * | 2022-01-24 | 2022-04-29 | 重庆如发机械有限公司 | Welding set of new energy automobile spare part production with diversified regulation |
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