CN211500904U - Dedicated reciprocating piston oxygen compressor of lithium cell trade - Google Patents
Dedicated reciprocating piston oxygen compressor of lithium cell trade Download PDFInfo
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- CN211500904U CN211500904U CN201921821868.2U CN201921821868U CN211500904U CN 211500904 U CN211500904 U CN 211500904U CN 201921821868 U CN201921821868 U CN 201921821868U CN 211500904 U CN211500904 U CN 211500904U
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Abstract
A reciprocating piston type oxygen compressor specially used in lithium battery industry at least comprises a machine body, a crankshaft, a connecting rod, a cross head, a cylinder, a piston, an oil scraper, a sealer, an air inlet filter, a buffer, a cooler, an air-water pipeline system, an automatic valve, an oil station, a motor, a coupler, an oil vapor suction device and an instrument electric control system. The oxygen compressors are arranged in a vertical two-column two-stage structure; the cylinder is integrally cast by gray cast iron and is provided with a stainless steel cylinder sleeve; the machine body forms a rack of the compressor, and the crankshaft is arranged on the rack; the motor drives a connected crankshaft through a rigid coupling, and a connecting rod and a crosshead which are connected are driven by the rotation of the crankshaft to drive a piston to reciprocate; after the gas that gets into the cylinder is compressed, through the combined action of installing automatic valve, pressure sensor and the control system on the pipeline, flow through the special design of part material and the selection of special oil-free self-lubricating material by oxygen, realize providing the oxygen that does not have oil, clean, pure, do not contain copper, zinc for the low reaches.
Description
Technical Field
The utility model relates to a dedicated 3000 Nm of lithium cell trade3A/h reciprocating piston type oxygen compressor belongs to the technical field of reciprocating piston type oxygen compressors.
Background
The air displacement required by the lithium battery industry is large; the oxygen is oil-free, clean and pure; specially made oxygen compressor for conveying oxygen and strictly forbidding copper and zinc. Dedicated 3000 Nm for lithium battery industry in China3The/h reciprocating piston type oxygen compressor is still blank.
Disclosure of Invention
An object of the utility model is to provide a satisfy special 3000 Nm of lithium cell trade production requirement3A/h reciprocating piston type oxygen compressor.
The utility model aims at providing a special reciprocating piston type oxygen compressor for lithium battery industry, which at least comprises a machine body, a crankshaft, a connecting rod, a crosshead, an oil supply system, a cylinder, a piston, an oil scraper, a sealer, an air inlet filter, a cooler, an air pipeline system, a water pipeline system, an oil pipeline system, an automatic valve, a motor, a coupler and an oil vapor suction device, wherein the oxygen compressor is a reciprocating piston type compressor; wherein the cylinder is arranged on the machine body by a bolt; the machine body forms a rack of the compressor, and the crankshaft is arranged on the rack; the motor drives a connected crankshaft through a rigid coupling, and a connecting rod and a crosshead which are connected are driven by the rotation of the crankshaft to perform piston reciprocating motion; the piston applies work to the compression of the gas entering the cylinder, the gas exhaust pressure reaches the exhaust pressure required by a user, and the gas supply to the user is realized. The oil vapor suction device is connected with the oil wiper, the oil wiper can prevent liquid oil drops from entering an intermediate body along the piston rod, and the oil wiper is composed of an oil wiper body, an oil wiper ring and a sealing ring.
Preferably, the method comprises the following steps: the piston is of a double-acting structure and comprises a piston body, a piston rod, a piston ring, a guide ring and an oil baffle ring, wherein the guide ring is an open ring, and the guide ring and the piston ring are both made of PTFE (polytetrafluoroethylene) filled with glass fibers.
Preferably, the method comprises the following steps: the oil scraper ring is made of tin bronze, and the oil scraper ring and the sealing ring are made of glass fiber filled PTFE.
Preferably, the method comprises the following steps: the cooler is of a packing box structure, and a high-efficiency inner finned tube is arranged in the cooler and serves as a heat exchange tube; the air inlet filter is of a conical structure, and a core of the air inlet filter is arranged in the filter cylinder;
preferably, the method comprises the following steps: the oxygen flow passage component in the oxygen compressor is made of copper and zinc; the parts of the oxygen compressor exposed in the atmosphere are made of copper and zinc. The instrument electric control system carries out a series of complex control such as transmission, display, record, alarm, interlocking and the like on the operation parameters by detecting a series of operation parameters such as temperature, pressure, difference and flow and the like on each measuring point of the compressor, wherein the alarm and the interlocking are used for calculating and analyzing each working condition at the initial stage of the design of the compressor to set corresponding alarm and interlocking values, so that the equipment can automatically judge whether the equipment is normally operated, and meanwhile, all main valves of the equipment adopt automatic valves, so that the instrument electric control system can give an alarm to abnormal operation conditions and carry out automatic interlocking control through the corresponding valves, and can react at the first time, thereby ensuring the safe and stable operation of the equipment.
The utility model discloses a vertical two are listed as the two-stage two effect compression, have designed the motion, lubricating oil system, cooling system, tolerance control system, instrument control system and the safety device of brand-new compressor. 3000 Nm is provided for the lithium battery industry3H; the oxygen is oil-free, clean and pure; a special oxygen compressor which does not contain copper and zinc in oxygen.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of the work flow of the gas circuit system of the present invention.
Fig. 3 is a schematic view of the working flow of the waterway system of the present invention.
Fig. 4 is a schematic view of the work flow of the oil circuit system of the present invention.
Fig. 5 is a schematic structural diagram of the oil scraper of the present invention.
Fig. 6 is a schematic view of the sealer of the present invention.
Fig. 7 is a schematic view of the piston structure of the present invention.
Detailed Description
The preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.
FIGS. 1-7 illustrate an embodiment of the present invention, 3000 Nm dedicated to the lithium battery industry3The reciprocating piston type oxygen compressor at least comprises a machine body (7), a crankshaft (2), a connecting rod (3), a crosshead (4), an oil supply system (1), a cylinder (10), pistons (9, 11), an oil scraper (6), a sealer (8), an air inlet filter (15), coolers (E1, E2), an air pipeline system (16), a water pipeline system (17), an oil pipeline system (18), an automatic valve (14), a motor (13), a coupler (12) and an oil vapor suction device (5), and is arranged in a two-row two-stage structure; wherein the cylinder (10) is made of ashCast iron is cast separately and is vertically arranged on the machine body (7) by a special high-strength bolt; the machine body (7) forms a rack of the compressor, and the crankshaft (2) is arranged on the rack; the motor (13) drives a connected crankshaft through a rigid coupling (12), and the crankshaft rotates to drive the connected connecting rod (3) and the crosshead (4) to reciprocate the pistons (9 and 11); the pistons (9, 11) compress the gas entering the cylinder (10) to do work, and the gas exhaust pressure reaches the exhaust pressure required by the user, so that the gas supply is realized for the user.
The machine body (7) of the utility model is integrally cast by gray iron, a crankshaft (2) is arranged at the machine body end covers at two ends, and a connecting rod (3) and a crosshead (4) are arranged from a machine body guide rail; the air cylinder (10) is a water jacket air cylinder which can be cooled by water and can reduce the temperature of the wall of the air cylinder, the air cylinder is provided with a cylinder sleeve, and an air inlet valve and an air outlet valve of the air cylinder are both net-shaped valves; the piston (9, 11) mainly include piston body, piston rod, guide ring, support ring and oil baffle disc, wherein the piston body adopts the aluminum alloy foundry goods, and piston lock nut adopts stainless steel material, and piston ring and support ring adopt the fine PTFE of packing glass to make, are equipped with the oil baffle disc on the piston rod, adopt resistant oil rubber circle and piston rod chucking in it to prevent that oil from following the piston rod and getting into the cylinder.
The air cylinder (10) is further provided with a sealer (8) capable of realizing shaft seal of the piston rod, the sealer is composed of one pressure reducing ring, five main sealing rings and one air leakage sealing ring, the sealing rings are made of PTFE (polytetrafluoroethylene) products filled with glass fibers, and each sealer is provided with an emptying port capable of collecting leaked oxygen and emptying the leaked oxygen.
The coolers (E1 and E2) are of a packing box type structure, and efficient inner finned tubes are arranged in the coolers and serve as heat exchange tubes; the air inlet filter (15) is of a conical structure, and a core of the air inlet filter is arranged in the filter cylinder;
the oil station (1) is of a prying block structure, all oil station accessories are arranged on a bottom plate, and the oil station accessories comprise: the oil cooler is connected with the oil pump and the oil pump through the oil pump;
the oil vapor suction device (5) is connected with the oil scraper (6), the oil scraper can prevent liquid oil drops from entering the intermediate along the piston rod, the oil vapor suction device enables the pressure in the oil vapor pipe to reach-8 to-2 kPa under the action of the vacuum jet pump, and oil mist is prevented from jumping out of the oil scraper and entering the intermediate; the vacuum jet pump needs to adopt 0.30 MPa (-30 Nm3/h) dry air or nitrogen as a power source;
the instrument electric control system carries out a series of complex control such as transmission, display, record, alarm, interlocking and the like on the operation parameters by detecting a series of operation parameters such as temperature, pressure, difference and flow and the like on each measuring point of the compressor, wherein the alarm and the interlocking are used for calculating and analyzing each working condition at the initial stage of the design of the compressor to set corresponding alarm and interlocking values, so that the equipment can automatically judge whether the equipment is normally operated, and meanwhile, all main valves of the equipment adopt automatic valves, so that the instrument electric control system can give an alarm to abnormal operation conditions and carry out automatic interlocking control through the corresponding valves, and can react at the first time, thereby ensuring the safe and stable operation of the equipment.
The oxygen flow passage components in the oxygen compressor are made of copper and zinc; the parts of the oxygen compressor exposed in the atmosphere are made of copper and zinc.
The compressor is provided with a brand-new motion mechanism, a lubricating oil system, a cooling system, an air quantity control system, an instrument control system and a safety device of the compressor. The product is prepared by the following steps. 3000 Nm is provided for the lithium battery industry3H; the oxygen is oil-free, clean and pure; a special oxygen compressor which does not contain copper and zinc in oxygen.
The oxygen flow passage component in the oxygen compressor is made of copper and zinc; the parts of the oxygen compressor exposed in the atmosphere are made of copper and zinc. The instrument electric control system carries out a series of complex control such as transmission, display, record, alarm, interlocking and the like on the operation parameters by detecting a series of operation parameters such as temperature, pressure, difference and flow and the like on each measuring point of the compressor, wherein the alarm and the interlocking are used for calculating and analyzing each working condition at the initial stage of the design of the compressor to set corresponding alarm and interlocking values, so that the equipment can automatically judge whether the equipment is normally operated, and meanwhile, all main valves of the equipment adopt automatic valves, so that the instrument electric control system can give an alarm to abnormal operation conditions and carry out automatic interlocking control through the corresponding valves, and can react at the first time, thereby ensuring the safe and stable operation of the equipment.
Claims (5)
1. A special reciprocating piston type oxygen compressor for the lithium battery industry at least comprises a machine body (7), a crankshaft (2), a connecting rod (3), a crosshead (4), an oil supply system (1), a cylinder (10), pistons (9, 11), an oil scraper (6), a sealer (8), an air inlet filter (15), coolers (E1, E1), an air pipeline system (16), a water pipeline system (17), an oil pipeline system (18), an automatic valve (14), a motor (13), a coupler (12) and an oil vapor suction device (5), wherein the oxygen compressor is a reciprocating piston type compressor; the device is characterized in that the cylinder (10) is arranged on the machine body (7) through a bolt; the machine body (7) forms a rack of the compressor, and the crankshaft (2) is arranged on the rack; the motor (13) drives a connected crankshaft through a rigid coupling (12), and the crankshaft rotates to drive the connected connecting rod (3) and the crosshead (4) to reciprocate the pistons (9 and 11); the pistons (9, 11) compress the gas entering the cylinder (10) to do work, and the gas exhaust pressure reaches the exhaust pressure required by the user, so as to realize the gas supply to the user, a sealer (8) and an oil wiper (6) are arranged in the cylinder (10), the sealer (8) is composed of a detaining ring (23), a cutoff ring (24), five groups of sealing rings (25) and a tail end sealing ring (26), the detaining ring (23), the intercepting ring (24), the sealing ring (25) and the tail end sealing ring (26) are made of glass fiber filled PTFE, the oil vapor suction device (5) is connected with the oil wiper (6), and the oil wiper (6) can prevent liquid oil drops from entering the intermediate body along the piston rod, and the oil wiper (6) is composed of an oil wiper body (19), an oil wiper ring (21), an oil wiper ring (20) and a sealing ring (22).
2. The reciprocating piston type oxygen compressor special for the lithium battery industry as claimed in claim 1, wherein the pistons (9, 11) are both of a double-acting structure and are composed of a piston body (27), a piston rod (30), a piston ring (28), a guide ring (29) and an oil baffle ring (31), the guide ring (29) is a split ring, and the guide ring (29) and the piston ring (28) are both made of glass fiber filled PTFE.
3. The reciprocating piston type oxygen compressor special for lithium battery industry as claimed in claim 1, characterized in that the oil scraper ring (21) is made of tin bronze, and the oil scraper ring (20) and the sealing ring (22) are made of glass fiber filled PTFE.
4. The reciprocating piston type oxygen compressor special for the lithium battery industry as claimed in claim 1, wherein the cooler (E1, E1) is of a packing box type structure, and a high-efficiency inner finned tube is arranged in the cooler and is used as a heat exchange tube; the air inlet filter (15) is of a conical structure, and a core of the air inlet filter is arranged in the filter cylinder body.
5. The reciprocating piston type oxygen compressor special for lithium battery industry as claimed in claim 1, wherein the oxygen flow passage component in the oxygen compressor is made of copper and zinc; the parts of the oxygen compressor exposed in the atmosphere are made of copper and zinc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921821868.2U CN211500904U (en) | 2019-10-28 | 2019-10-28 | Dedicated reciprocating piston oxygen compressor of lithium cell trade |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921821868.2U CN211500904U (en) | 2019-10-28 | 2019-10-28 | Dedicated reciprocating piston oxygen compressor of lithium cell trade |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211500904U true CN211500904U (en) | 2020-09-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921821868.2U Active CN211500904U (en) | 2019-10-28 | 2019-10-28 | Dedicated reciprocating piston oxygen compressor of lithium cell trade |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211500904U (en) |
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2019
- 2019-10-28 CN CN201921821868.2U patent/CN211500904U/en active Active
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