CN213954019U - Isolated gas-liquid converter - Google Patents
Isolated gas-liquid converter Download PDFInfo
- Publication number
- CN213954019U CN213954019U CN202022643937.4U CN202022643937U CN213954019U CN 213954019 U CN213954019 U CN 213954019U CN 202022643937 U CN202022643937 U CN 202022643937U CN 213954019 U CN213954019 U CN 213954019U
- Authority
- CN
- China
- Prior art keywords
- cylinder body
- side wall
- oil
- top cover
- oil bag
- 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.)
- Expired - Fee Related
Links
- 239000007788 liquid Substances 0.000 title claims abstract description 32
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 239000003921 oil Substances 0.000 abstract description 51
- 239000010720 hydraulic oil Substances 0.000 abstract description 7
- 238000010586 diagram Methods 0.000 description 6
- 239000000945 filler Substances 0.000 description 4
- 230000007547 defect Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
Landscapes
- Supply Devices, Intensifiers, Converters, And Telemotors (AREA)
Abstract
The utility model discloses an isolated gas-liquid converter, the power distribution cylinder comprises a cylinder body, the inside of cylinder body is provided with the jar inner chamber, the lateral wall of jar inner chamber sets up rubber oil bag, the inside wall of cylinder body just is provided with the clamping ring on rubber oil bag's lateral wall upper portion, the top of clamping ring is provided with the top cap, the top of top cap is provided with the plug screw. The utility model discloses in make each part connection fix as an organic whole through threaded connection, utilize rubber oil bag as the oil storage jar and the diaphragm of hydraulic oil, compressed gas extrudees rubber oil bag in entering into the cylinder inner chamber from the air inlet and makes hydraulic oil pressurized extrude away from the oil-out, reach the purpose that converts barometric pressure signal into hydraulic signal output, rubber oil bag has consequently great volume flexibility oil mass output can be great, this device simple structure, the reliable operation, no part wearing and tearing, can be applied to the pneumatic and hydraulic pressure gas-liquid automatic control system that combines together.
Description
Technical Field
The utility model relates to a pneumatic auxiliary component technical field especially relates to an isolated gas-liquid converter.
Background
The gas-liquid converter is a device capable of converting a gas pressure signal into a hydraulic signal and outputting the hydraulic signal, the detection of the gas pressure signal is unstable and large in fluctuation due to the compressibility of gas, the gas-liquid converter can output a stable hydraulic signal, the common gas-liquid converter is divided into an isolated structure and a non-isolated structure according to the contact condition between the gas and the oil, the isolated structure generally transmits the pressure through a piston or a diaphragm, and the gas-liquid converter is simple in structure, small in size, reliable in work and free of part abrasion and is widely applied to a gas-liquid automatic control system combining pneumatics and hydraulics.
The existing gas-liquid converter has the defects that the output pressure is unstable due to oil-gas mixing of a non-isolated gas-liquid converter, the piston isolated gas-liquid converter is complex in structure and high in cost, the oil output of a common diaphragm isolated gas-liquid converter is small, and the stroke of a driving hydraulic actuator is limited.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing an isolated gas-liquid converter.
In order to achieve the above purpose, the utility model adopts the following technical scheme: an isolated gas-liquid converter comprises a cylinder body, wherein a cylinder inner cavity is arranged in the cylinder body, a rubber oil bag is arranged on the side wall of the cylinder inner cavity, a pressing ring is arranged on the inner side wall of the cylinder body and the upper part of the outer side wall of the rubber oil bag, a top cover is arranged at the top end of the pressing ring, and a screw plug is arranged at the top end of the top cover;
the utility model discloses a hydraulic oil pump, including clamping ring, oil filler, air inlet, the lateral wall lower part of cylinder body runs through and is provided with the air inlet, the inside wall upper portion of cylinder body is provided with the second internal thread, rubber oil bag includes terminal surface, top face, rubber oil bag's inside is provided with the oil bag chamber, the lateral wall of clamping ring is provided with the hole, the lateral wall lower part of clamping ring is provided with first external screw thread, the inside wall upper portion of clamping ring is provided with the third internal thread, the inside of clamping ring is provided with the step face, the top cap includes terminal surface down, the lateral wall lower part of top cap is provided with the second external screw thread, the lateral wall of top cap runs through and is provided with the oil-out, the top of top cap runs through and is provided with the oil filler, the one end of oil filler is provided with the fifth internal thread, the lateral wall lower part of plug screw is provided with the third external screw thread.
As a further description of the above technical solution:
and the second internal thread of the cylinder body is fixedly connected with the first external thread of the pressing ring in a threaded manner.
As a further description of the above technical solution:
the size of the end face of the rubber oil bag can be attached to the size of the step face of the pressing ring to be pressed tightly.
As a further description of the above technical solution:
and the third internal thread of the pressing ring is fixedly connected with the second external thread of the top cover through threads.
As a further description of the above technical solution:
the size of the top end face of the rubber oil bag and the size of the lower end face of the top cover can be attached and compressed.
As a further description of the above technical solution:
and a fourth internal thread is arranged at one end of the oil outlet.
As a further description of the above technical solution:
the fifth internal thread of the top cover and the third external thread of the screw plug can be in threaded connection and fixed.
As a further description of the above technical solution:
one end of the air inlet is provided with a first internal thread.
The utility model discloses following beneficial effect has:
1. compared with the prior art, the utility model discloses simple structure, reliable operation, no part wearing and tearing can be applied to the pneumatic gas-liquid automatic control system who combines together with hydraulic pressure.
2. Compared with the prior art, the utility model discloses be provided with rubber oil bag in inside, because rubber oil bag wall thickness is thinner, the oil pressure of hydraulic oil equals with compressed gas's atmospheric pressure basically to reach the purpose that converts atmospheric pressure signal into hydraulic signal output, and rubber oil bag has great volume elasticity, therefore oil mass output can be great.
3. Compared with the prior art, the utility model discloses convenient to use, compressed gas enters into the jar inner chamber from the air inlet, and compressed gas's pressure makes the hydraulic oil pressurized in the oil pocket chamber extrude away from the oil-out on using rubber oil pocket.
Drawings
Fig. 1 is a schematic diagram of an isolated gas-liquid converter according to the present invention;
fig. 2 is a schematic diagram of a cylinder structure of an isolated gas-liquid converter provided by the present invention;
fig. 3 is a schematic structural diagram of a rubber oil sac of an isolated gas-liquid converter provided by the present invention;
fig. 4 is a schematic diagram of a pressure ring structure of an isolated gas-liquid converter according to the present invention;
fig. 5 is a schematic diagram of a top cover structure of an isolated gas-liquid converter according to the present invention;
fig. 6 is a schematic diagram of a plug screw structure of an isolated gas-liquid converter according to the present invention.
Illustration of the drawings:
1. a cylinder body; 2. a rubber oil bladder; 3. pressing a ring; 4. a top cover; 5. a plug screw; 11. an air inlet; 12. a first internal thread; 13. a cylinder inner cavity; 14. a second internal thread; 21. an oil pocket cavity; 22. an end face; 23. a top end face; 31. an inner bore; 32. a first external thread; 33. a third internal thread; 34. a step surface; 41. a second external thread; 42. a lower end face; 43. an oil outlet; 44. a fourth internal thread; 45. an oil filler; 46. a fifth internal thread; 51. a third external thread.
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.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-6, the present invention provides an embodiment: an isolated gas-liquid converter comprises a cylinder body 1, wherein a cylinder inner cavity 13 is arranged inside the cylinder body 1, a rubber oil bag 2 is arranged on the side wall of the cylinder inner cavity 13, a pressing ring 3 is arranged on the inner side wall of the cylinder body 1 and the upper part of the outer side wall of the rubber oil bag 2, a top cover 4 is arranged at the top end of the pressing ring 3, and a screw plug 5 is arranged at the top end of the top cover 4;
the air inlet 11 penetrates through the lower portion of the side wall of the cylinder body 1, a first internal thread 12 is arranged at one end of the air inlet 11, an external air inlet pipe thread can be in threaded connection and fixation with the first internal thread 12 of the cylinder body 1, a second internal thread 14 is arranged on the upper portion of the inner side wall of the cylinder body 1, the rubber oil bag 2 comprises an end face 22 and a top end face 23, an oil bag cavity 21 is arranged inside the rubber oil bag 2, an inner hole 31 is arranged on the side wall of the pressing ring 3, a first external thread 32 is arranged on the lower portion of the outer side wall of the pressing ring 3, the second internal thread 14 of the cylinder body 1 is in threaded connection and fixation with the first external thread 32 of the pressing ring 3, a third internal thread 33 is arranged on the upper portion of the inner side wall of the pressing ring 3, a step face 34 is arranged inside the pressing ring 3, and the size of the end face 22 of the rubber oil bag 2 and the step face 34 of the pressing ring 3 can be attached and pressed tightly;
the top cover 4 comprises a lower end face 42, the size of the top end face 23 of the rubber oil bag 2 and the size of the lower end face 42 of the top cover 4 can be fitted and pressed, second external threads 41 are arranged on the lower portion of the outer side wall of the top cover 4, third internal threads 33 of the pressing ring 3 and the second external threads 41 of the top cover 4 are in threaded connection and fixed, an oil outlet 43 is arranged on the side wall of the top cover 4 in a penetrating mode, one end of the oil outlet 43 is provided with fourth internal threads 44, external oil outlet pipe threads can be in threaded connection and fixed with the fourth internal threads 44 of the top cover 4, an oil filling port 45 is arranged on the top end of the top cover 4 in a penetrating mode, one end of the oil filling port 45 is provided with fifth internal threads 46, third external threads 51 are arranged on the lower portion of the side wall of the plug screw 5, and the fifth internal threads 46 of the top cover 4 and the third external threads 51 of the plug screw 5 can be in threaded connection and fixed.
The working principle is as follows: the utility model discloses outside intake pipe threaded connection is to the first internal thread 12 of cylinder body 1 and outside goes out oil pipe threaded connection to the fourth internal thread 44 of top cap 4, compressed gas enters into cylinder cavity 13 from the air inlet 11 of cylinder body 1, compressed gas's pressure is used and is made the hydraulic oil pressurized in the oil pocket chamber 21 extrude away from the oil-out 43 of top cap 4 on the rubber oil pocket 2, because the wall thickness of rubber oil pocket 2 is thinner, the oil pressure of hydraulic oil is equal with compressed gas's atmospheric pressure basically, reach the purpose that converts atmospheric pressure signal into hydraulic signal output, the rubber oil pocket has consequently great volume elasticity oil mass output can be great.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (8)
1. The utility model provides an isolated gas-liquid converter, includes cylinder body (1), its characterized in that: a cylinder inner cavity (13) is arranged in the cylinder body (1), a rubber oil bag (2) is arranged on the side wall of the cylinder inner cavity (13), a pressing ring (3) is arranged on the inner side wall of the cylinder body (1) and the upper portion of the outer side wall of the rubber oil bag (2), a top cover (4) is arranged at the top end of the pressing ring (3), and a screw plug (5) is arranged at the top end of the top cover (4);
the cylinder body is characterized in that an air inlet (11) is arranged on the lower portion of the side wall of the cylinder body (1) in a penetrating mode, a second internal thread (14) is arranged on the upper portion of the inner side wall of the cylinder body (1), the rubber oil bag (2) comprises an end face (22) and a top end face (23), an oil bag cavity (21) is arranged inside the rubber oil bag (2), an inner hole (31) is formed in the side wall of the pressing ring (3), a first external thread (32) is arranged on the lower portion of the outer side wall of the pressing ring (3), a third internal thread (33) is arranged on the upper portion of the inner side wall of the pressing ring (3), a step face (34) is arranged inside the pressing ring (3), the top cover (4) comprises a lower end face (42), a second external thread (41) is arranged on the lower portion of the outer side wall of the top cover (4), an oil outlet (43) is arranged on the side wall of the top cover (4) in a penetrating mode, an oil filling port (45) is arranged on the top end of the top cover (4), one end of the oil filling port (45) is provided with a fifth internal thread (46), and the lower part of the side wall of the screw plug (5) is provided with a third external thread (51).
2. An isolated gas-to-liquid converter as recited in claim 1, wherein: and the second internal thread (14) of the cylinder body (1) is fixedly connected with the first external thread (32) of the pressing ring (3) in a threaded manner.
3. An isolated gas-to-liquid converter as recited in claim 1, wherein: the size of the end face (22) of the rubber oil bag (2) and the size of the step face (34) of the pressing ring (3) can be attached and pressed tightly.
4. An isolated gas-to-liquid converter as recited in claim 1, wherein: and the third internal thread (33) of the pressing ring (3) is fixedly connected with the second external thread (41) of the top cover (4) in a threaded manner.
5. An isolated gas-to-liquid converter as recited in claim 1, wherein: the size of the top end surface (23) of the rubber oil bag (2) and the size of the lower end surface (42) of the top cover (4) can be attached and pressed tightly.
6. An isolated gas-to-liquid converter as recited in claim 1, wherein: one end of the oil outlet (43) is provided with a fourth internal thread (44).
7. An isolated gas-to-liquid converter as recited in claim 1, wherein: the fifth internal thread (46) of the top cover (4) and the third external thread (51) of the screw plug (5) can be in threaded connection and fixed.
8. An isolated gas-to-liquid converter as recited in claim 1, wherein: one end of the air inlet (11) is provided with a first internal thread (12).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202022643937.4U CN213954019U (en) | 2020-11-16 | 2020-11-16 | Isolated gas-liquid converter |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202022643937.4U CN213954019U (en) | 2020-11-16 | 2020-11-16 | Isolated gas-liquid converter |
Publications (1)
Publication Number | Publication Date |
---|---|
CN213954019U true CN213954019U (en) | 2021-08-13 |
Family
ID=77208861
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202022643937.4U Expired - Fee Related CN213954019U (en) | 2020-11-16 | 2020-11-16 | Isolated gas-liquid converter |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN213954019U (en) |
-
2020
- 2020-11-16 CN CN202022643937.4U patent/CN213954019U/en not_active Expired - Fee Related
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN204783880U (en) | Hydraulic accumulator with running state monitor function | |
CN213954019U (en) | Isolated gas-liquid converter | |
CN110848105B (en) | Plunger pump hydraulic end assembly | |
CN211877498U (en) | Chemical liquid sampling device | |
CN203441862U (en) | Driving oil cylinder of filtering machine discharge device | |
CN209945636U (en) | Aerospace part air tightness detection device | |
CN208364502U (en) | A kind of diaphragm accumulator | |
CN218581933U (en) | Diaphragm compressor oil circuit overflow structure | |
CN209041197U (en) | A kind of rapid-pressurizing hydraulic cylinder | |
CN213117863U (en) | High-temperature high-pressure sealing device | |
CN201110256Y (en) | Manual high-pressure air pump | |
CN209567745U (en) | A kind of high-pressure aerated pump installation of Quick-speed jack | |
CN205652681U (en) | Take alarm device's oil drum | |
CN221322916U (en) | Integral type high-pressure gas adjusting device | |
CN210177618U (en) | Air pressure dredger | |
CN220106477U (en) | Chip fixing device | |
CN217481520U (en) | Novel booster pump for high-pressure liquid cabinet | |
CN217712730U (en) | SCR urea pump with pressure release gasbag structure | |
CN218913099U (en) | Air compressor machine oil identification connection structure | |
CN219829867U (en) | Differential pressure type static level | |
CN215487847U (en) | Air inlet valve of aluminum alloy steel cylinder | |
CN217901083U (en) | Pressure sensor | |
CN215258365U (en) | Air compressor system of high leakproofness | |
CN212776806U (en) | Liquid inlet and exhaust combined valve | |
CN213064798U (en) | Inflation valve |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210813 Termination date: 20211116 |
|
CF01 | Termination of patent right due to non-payment of annual fee |