CN109469618A - A kind of screw air compressor - Google Patents

A kind of screw air compressor Download PDF

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Publication number
CN109469618A
CN109469618A CN201811439078.8A CN201811439078A CN109469618A CN 109469618 A CN109469618 A CN 109469618A CN 201811439078 A CN201811439078 A CN 201811439078A CN 109469618 A CN109469618 A CN 109469618A
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China
Prior art keywords
pipe
air inlet
exhaust
oil
tube body
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Granted
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CN201811439078.8A
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Chinese (zh)
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CN109469618B (en
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不公告发明人
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Hangzhou Gui Nengsen Energy Saving Technology Co
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Individual
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04CROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C29/00Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
    • F04C29/0092Removing solid or liquid contaminants from the gas under pumping, e.g. by filtering or deposition; Purging; Scrubbing; Cleaning
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04CROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C29/00Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
    • F04C29/02Lubrication; Lubricant separation
    • F04C29/026Lubricant separation
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04CROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C29/00Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
    • F04C29/12Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
  • Compressor (AREA)

Abstract

The present invention relates to compressed air unit technical field, specifically a kind of screw air compressor, including air inlet seat, compressor casing, air inlet pipe, air inlet plugging mechanism, exhaust pipe and exhaust plugging mechanism;The present invention can block air inlet pipe and exhaust pipe by air inlet plugging mechanism and exhaust plugging mechanism; to which when not in use closure protection can be carried out to air inlet pipe and exhaust pipe; so that it is more clean inside machine, avoid adhering on screw rod many dirty, reduction friction;The impurity in air can effectively be filtered out by air inlet mesh enclosure, oil strain mechanism and exhaust mesh enclosure, so that the compressed gas being finally discharged is more clean, can quickly be satisfied the use demand;And cover board can also be formed on mesh enclosure and be blocked, and reduce mesh enclosure collection dust quantity;Exhaust plugging mechanism can screw out completely, and oil strain mechanism is to be threadedly coupled with the second fixing pipe, the second runner pipe, consequently facilitating replacing to filter membrane.

Description

A kind of screw air compressor
Technical field
The present invention relates to compressed air unit technical field, specifically a kind of screw air compressor.
Background technique
Screw air compressor only needs single power supply connection and compressed air using pre- complete configuration screw air compressor Connection, and built-in cooling system, enable installment work greatly simplified;Screw air compressor is high-effect with its, high efficiency, exempts to tie up The advantages that protecting, is highly reliable is uniform to provide good compressed air for all trades and professions.
Current air compressor lacks preferable safeguard measure in air inlet pipe and an air outlet pipe, so that the impurity of air is easy Sucking, the oil gas in machine are easy to be carried out so that the compressed gas of discharge can not use immediately, can also assemble on screw rod compared with More impurity;Part protection structure, there is also it is inconvenient for operation, be not easy to maintenance the problem of.In consideration of it, the present invention provides one Kind screw air compressor, has the following characteristics that
(1) a kind of screw air compressor of the present invention, with can up and down turn air inlet plugging mechanism and exhaust seal Stifled mechanism, air inlet plugging mechanism and exhaust plugging mechanism can block air inlet pipe and exhaust pipe when screwing in, to air inlet pipe Closure protection is carried out with exhaust pipe, avoids adhering on screw rod many dirty, reduces friction, when use, screws out, and it is easy to operate, and The mesh enclosure of outer wall can be filtered dust, greasy dirt, so that the air of discharge is more clean;
(2) a kind of screw air compressor of the present invention, the second fixing pipe, oil strain mechanism and the second runner pipe are Three stage structure can separate three, to be cleared up oil strain mechanism, be replaced, guarantee oil filter effect;By cross pan and The oiliness particle bumping post of gas can be improved filter effect by its internal baffle.
Summary of the invention
For the problems of the prior art, the present invention provides a kind of screw air compressor, using can turn up and down Air inlet plugging mechanism and exhaust plugging mechanism, air inlet plugging mechanism and exhaust plugging mechanism can be to air inlet pipe and exhaust when screwing in Pipe is blocked, and carries out closure protection to air inlet pipe and exhaust pipe, avoids adhering on screw rod many dirty, reduction friction, use When screw out, it is easy to operate, and the mesh enclosure of outer wall can be filtered dust, greasy dirt so that the air of discharge is more clean; Second fixing pipe, oil strain mechanism and the second runner pipe are three stage structure, can separate three, to carry out to oil strain mechanism Cleaning, replacement, guarantee oil filter effect;By crossing pan and its internal baffle, the oiliness particle bumping post of gas can be improved Filter effect.
The technical solution adopted by the present invention to solve the technical problems is: a kind of screw air compressor, including air inlet seat, Compressor casing, air inlet pipe, air inlet plugging mechanism, exhaust pipe and exhaust plugging mechanism;The surface connection of the air inlet seat is Air inlet pipe is stated, the internal engagement of the air inlet pipe connects the air inlet plugging mechanism, and the air inlet plugging mechanism is to seal It states air inlet pipe and introduces external air into the air inlet pipe;The bottom surface of the compressor casing is communicated with the exhaust pipe, the row The internal engagement of tracheae connects the exhaust plugging mechanism, and the exhaust plugging mechanism is to block simultaneously the exhaust pipe Drain compressed gas.
Specifically, the air inlet pipe is integrally formed by the first tube body, the second tube body, the first tube body solid is in described The bottom of two tube bodies, outer diameter is identical between first tube body and second tube body, and the internal diameter of second tube body is less than institute The first tube body is stated, internal thread structure is distributed in the inner wall of first tube body, and the inner wall of second tube body is smooth structure.
Specifically, the air inlet plugging mechanism include the first cover board, the first runner pipe and the first fixing pipe, described first External thread structure is distributed in the outer wall of fixing pipe, and first fixing pipe is threadedly connected to the inside of first tube body, described The diameter of first fixing pipe is greater than the internal diameter of second tube body, and first circulation is communicated at the top of first fixing pipe Pipe, the top of first runner pipe are covered with first cover board, and first fixing pipe, the first runner pipe are middle part The top-side of through-hole structure, first runner pipe is embedded with air inlet mesh enclosure.
Specifically, the air inlet mesh enclosure is annular shape, the displacement of the width of the air inlet mesh enclosure and first runner pipe Length is identical, the length of first runner pipe and first fixing pipe and identical as the length of the air inlet pipe.
Specifically, the exhaust plugging mechanism includes the second fixing pipe, oil strain mechanism, the second runner pipe and the second lid Isometric internal thread structure is distributed in plate, the inner wall of the exhaust pipe, and the second fixing pipe, oil strain mechanism, the second runner pipe are point Segmentation structure, the internal whorl of the exhaust pipe connect second fixing pipe, described in the bottom connection of second fixing pipe Oil strain mechanism, the bottom end of the oil strain mechanism are connected to second runner pipe, and the bottom end of second runner pipe is equipped with described the Two cover boards, second cover board seal the exhaust pipe for covering.
Specifically, the oil strain mechanism includes oil-filter pipe, oil filtering plate for oil, crosses pan, side plate and baffle, the oil-filter pipe Both ends are threadedly coupled second fixing pipe, the second runner pipe respectively, and the inside of the oil-filter pipe is equipped with the oil filtering plate for oil, described The pan excessively is distributed in the bottom surface of oil filtering plate for oil, and the side wall of the oil-filter pipe is connected by screw to the side plate, described to cross pan Inner wall be from top to bottom staggeredly distributed with baffle, the baffle is arranged diagonally downward.
Beneficial effects of the present invention:
(1) a kind of screw air compressor of the present invention, with can up and down turn air inlet plugging mechanism and exhaust seal Stifled mechanism, air inlet plugging mechanism and exhaust plugging mechanism can block air inlet pipe and exhaust pipe when screwing in, to air inlet pipe Closure protection is carried out with exhaust pipe, avoids adhering on screw rod many dirty, reduces friction, when use, screws out, and it is easy to operate, and The mesh enclosure of outer wall can be filtered dust, greasy dirt, so that the air of discharge is more clean;
(2) a kind of screw air compressor of the present invention, the second fixing pipe, oil strain mechanism and the second runner pipe are Three stage structure can separate three, to be cleared up oil strain mechanism, be replaced, guarantee oil filter effect;By cross pan and The oiliness particle bumping post of gas can be improved filter effect by its internal baffle.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is a kind of structural schematic diagram of preferred embodiment of screw air compressor provided by the invention;
Fig. 2 is air inlet plugging mechanism structural schematic diagram shown in Fig. 1;
Fig. 3 is plugging mechanism top attachment structure schematic diagram shown in Fig. 2;
Fig. 4 is filter mechanism structural schematic diagram shown in FIG. 1;
Fig. 5 crosses pan schematic diagram of internal structure to be shown in Fig. 4.
In figure: 1, air inlet seat, 2, compressor casing, 3, air inlet pipe, the 31, first tube body, the 32, second tube body, 4, air inlet closure Mechanism, the 41, first cover board, the 42, first runner pipe, 421, air inlet mesh enclosure, the 43, first fixing pipe, 5, exhaust pipe, 6, exhaust closure Mechanism, the 61, second fixing pipe, 62, oil strain mechanism, 621, oil-filter pipe, 622, oil filtering plate for oil, 623, mistake pan, 624, side plate, 625, Baffle, the 63, second runner pipe, 631, exhaust mesh enclosure, the 64, second cover board.
Specific embodiment
In order to be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, tie below Specific embodiment is closed, the present invention is further explained.
As Figure 1-Figure 5, a kind of screw air compressor of the present invention, including air inlet seat 1, compressor casing 2, into Tracheae 3, air inlet plugging mechanism 4, exhaust pipe 5 and exhaust plugging mechanism 6;The surface of the air inlet seat 1 is communicated with the air inlet Pipe 3, the internal engagement of the air inlet pipe 3 connect the air inlet plugging mechanism 4, and the air inlet plugging mechanism 4 is described to seal Air inlet pipe 3 simultaneously introduces external air into the air inlet pipe 3;The bottom surface of the compressor casing 2 is communicated with the exhaust pipe 5, described The internal engagement of exhaust pipe 5 connects the exhaust plugging mechanism 6, and the exhaust plugging mechanism 6 is to carry out the exhaust pipe 5 It blocks and drains compressed gas.
Specifically, as shown in Figure 1, the air inlet pipe 3 is integrally formed by the first tube body 31, the second tube body 32, described first 31 solid of tube body outer diameter between the bottom of second tube body 32, first tube body 31 and second tube body 32 is identical, The internal diameter of second tube body 32 is less than first tube body 31, and internal thread structure is distributed in the inner wall of first tube body 31, The inner wall of second tube body 32 is smooth structure;By the way that two tube bodies are arranged in air inlet pipe 3, air inlet stopple plugging machine can be facilitated Structure 4 can lock displacement up and down.
Specifically, as shown in Fig. 2, the air inlet plugging mechanism 4 includes the first cover board 41, the first runner pipe 42 and first External thread structure is distributed in fixing pipe 43, the outer wall of first fixing pipe 43, and first fixing pipe 43 is threadedly connected to institute The inside of the first tube body 31 is stated, the diameter of first fixing pipe 43 is greater than the internal diameter of second tube body 32, and described first is solid The top for determining pipe 43 is communicated with first runner pipe 42, and the top of first runner pipe 42 is covered with first cover board 41, first fixing pipe 43, the first runner pipe 42 are middle through-hole structure, the top-side of first runner pipe 42 It is embedded with air inlet mesh enclosure 421;The air inlet mesh enclosure 421 is annular shape, the width of the air inlet mesh enclosure 421 and first circulation The shift length of pipe 42 is identical, the length of first runner pipe 42 and first fixing pipe 43 and with the air inlet pipe 3 Length is identical;The air inlet plugging mechanism 4 can move up and down, and can go up precession gas when in use, backspin blocks when not in use.
Specifically, as shown in figure 3, the exhaust plugging mechanism 6 includes the second fixing pipe 61, oil strain mechanism 62, second Isometric internal thread structure, the second fixing pipe 61, filter is distributed in siphunculus 63 and the second cover board 64, the inner wall of the exhaust pipe 5 Oil machine structure 62, the second runner pipe 63 are segmentation structure, and the internal whorl of the exhaust pipe 5 connects second fixing pipe 61, The bottom of second fixing pipe 61 is connected to the oil strain mechanism 62, the bottom end connection of the oil strain mechanism 62 second circulation Pipe 63, the bottom end of second runner pipe 63 are equipped with second cover board 64, and second cover board 64 is for covering described in sealing Exhaust pipe 5;Closure protection can be carried out to exhaust pipe 5 by being vented plugging mechanism 6, prevent extraneous dust from entering.
Specifically, as shown in Figure 4 and Figure 5, the oil strain mechanism 62 includes oil-filter pipe 621, oil filtering plate for oil 622, crosses pan 623, side plate 624 and baffle 625, the both ends of the oil-filter pipe 621 are threadedly coupled second fixing pipe 61, second respectively The inside of siphunculus 63, the oil-filter pipe 621 is equipped with the oil filtering plate for oil 622, and the filtering is distributed in the bottom surface of the oil filtering plate for oil 622 Bucket 623, the side wall of the oil-filter pipe 621 are connected by screw to the side plate 624, and the inner wall for crossing pan 623 is from top to bottom It is staggeredly distributed with baffle 625, the baffle 625 is arranged diagonally downward;Oil strain mechanism 62 can be back-outed, back out oil-filter pipe 621, carried out It is replaced and cleaned.
Using can up and down turn air inlet plugging mechanism 4 and exhaust plugging mechanism 6, air inlet plugging mechanism 4 and exhaust block Mechanism 6 can block air inlet pipe 3 and exhaust pipe 5 when screwing in, and carry out closure protection to air inlet pipe 3 and exhaust pipe 5, avoid To adhere to many dirty on screw rod, reduces friction, when use, screws out, and it is easy to operate, and the mesh enclosure of outer wall can be to dust, greasy dirt It is filtered, so that the air of discharge is more clean;Second fixing pipe 61, oil strain mechanism 62 and the second runner pipe are three-stage Structure can separate three, to be cleared up oil strain mechanism 62, be replaced, guarantee oil filter effect;By crossing 623 He of pan The oiliness particle bumping post of gas can be improved filter effect by its internal baffle 625.Specifically have:
(1) it is daily do not work when, the first fixing pipe 43 is screwed into the bottom of the first tube body 31, and air inlet plugging mechanism 4 is embedding Enter to the inside of air inlet pipe 3, the first cover board 41 is sealed protection to the top of air inlet pipe 3, prevents extraneous dust from entering;Second Fixing pipe 61 is screwed into the top of exhaust pipe 5, and exhaust plugging mechanism 6 is embedded into the inside of exhaust pipe 5, the exhaust of the second 64 pairs of cover board The bottom end of pipe 5 is sealed;So that it is more clean inside machine, avoid adhering on screw rod many dirty, reduction friction;
(2) at work, the first cover board 41 is rotated, so that the first runner pipe 42 screws out, the second fixing pipe 43 is along first The spiral inner wall of tube body 31 moves upwards, when air inlet mesh enclosure 421 completely reveals, the first fixing pipe 43 and the second tube body 32 Bottom end mutually contradicts, and then can stop turn;The second cover board 64 is rotated, so that the second fixing pipe 61 is outside along exhaust pipe 5 It screws out, when being vented the leakage completely of mesh enclosure 631, stops turn;Each runner pipe, which will be fixed on, screws out position;
(3) air inlet mesh enclosure 421 enters in the first runner pipe 42 outside air after filtering from now on, then passes through first Runner pipe 42,43 central through hole of the first fixing pipe are expelled to air inlet seat, then flow into compressor casing 2, in cabinet internal screw thread Compression under form compressed gas, last compression body is output in exhaust pipe 5, by the second fixing pipe 61, oil strain mechanism 62; Gas is filtered by oil filtering plate for oil 622, then passes through pan 623, is stopped to filter by its internal baffle 625, finally gas Body is discharged after being filtered using exhaust mesh enclosure 631;Pass through air inlet mesh enclosure 421, oil strain mechanism 62 and exhaust 631 energy of mesh enclosure It is enough effectively to filter out the impurity in air, so that the compressed gas being finally discharged is more clean, can quickly satisfy the use demand; And cover board can also be formed on mesh enclosure and be blocked, and reduce mesh enclosure collection dust quantity;
(4) in daily maintenance, the mesh enclosure of leakage can be cleared up, can also screws out oil strain mechanism 62, then rotation filter Oil pipe 621 carries out cleaning replacement so that oil-filter pipe 621 is separated with the second fixing pipe 61, the second runner pipe 63.
The present invention using can up and down turn air inlet plugging mechanism 4 and exhaust plugging mechanism 6, air inlet plugging mechanism 4 and row Gas plugging mechanism 6 can block air inlet pipe 3 and exhaust pipe 5 when screwing in, and carry out closure guarantor to air inlet pipe 3 and exhaust pipe 5 Shield, avoids adhering on screw rod many dirty, reduces friction, and when use screws out, easy to operate, and the mesh enclosure of outer wall can be to ash Dirt, greasy dirt are filtered, so that the air of discharge is more clean;Second fixing pipe 61, oil strain mechanism 62 and the second runner pipe For three stage structure, three can be separated, to be cleared up oil strain mechanism 62, be replaced, guarantee oil filter effect;Pass through filtering The oiliness particle bumping post of gas can be improved filter effect by bucket 623 and its internal baffle 625.
The basic principles, main features and advantages of the invention have been shown and described above.The technical staff of the industry should Understand, the present invention is not limited to the above embodiments, and the description in above embodiment and specification only illustrates the present invention Principle, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these variation and Improvement is both fallen in the scope of protection of present invention.The claimed scope of the invention is by appended claims and its equivalent Object defines.

Claims (6)

1. a kind of screw air compressor, it is characterised in that: including air inlet seat (1), compressor casing (2), air inlet pipe (3), air inlet Plugging mechanism (4), exhaust pipe (5) and exhaust plugging mechanism (6);The surface of the air inlet seat (1) is communicated with the air inlet pipe (3), the internal engagement of the air inlet pipe (3) connects the air inlet plugging mechanism (4), and the air inlet plugging mechanism (4) is to close It seals the air inlet pipe (3) and introduces external air into the air inlet pipe (3);The bottom surface of the compressor casing (2) is communicated with described The internal engagement of exhaust pipe (5), the exhaust pipe (5) connects the exhaust plugging mechanism (6), the exhaust plugging mechanism (6) To be blocked to the exhaust pipe (5) and drain compressed gas.
2. a kind of screw air compressor according to claim 1, it is characterised in that: the air inlet pipe (3) is by the first pipe Body (31), the second tube body (32) are integrally formed, and the first tube body (31) solid is described in the bottom of second tube body (32) Outer diameter is identical between first tube body (31) and second tube body (32), and the internal diameter of second tube body (32) is less than described first Internal thread structure is distributed in tube body (31), the inner wall of first tube body (31), and the inner wall of second tube body (32) is smooth Structure.
3. a kind of screw air compressor according to claim 2, it is characterised in that: air inlet plugging mechanism (4) packet Include the first cover board (41), the first runner pipe (42) and the first fixing pipe (43), the outer wall distribution of first fixing pipe (43) There is external thread structure, first fixing pipe (43) is threadedly connected to the inside of first tube body (31), and described first is fixed The diameter for managing (43) is greater than the internal diameter of second tube body (32), is communicated with described first at the top of first fixing pipe (43) Runner pipe (42), the top of first runner pipe (42) are covered with first cover board (41), first fixing pipe (43), First runner pipe (42) is middle through-hole structure, and the top-side of first runner pipe (42) is embedded with air inlet mesh enclosure (421)。
4. a kind of screw air compressor according to claim 3, it is characterised in that: the air inlet mesh enclosure (421) is circle Ring-type, the width of the air inlet mesh enclosure (421) is identical as the shift length of first runner pipe (42), first runner pipe (42) and the length of first fixing pipe (43) and identical as the length of the air inlet pipe (3).
5. a kind of screw air compressor according to claim 1, it is characterised in that: exhaust plugging mechanism (6) packet The second fixing pipe (61), oil strain mechanism (62), the second runner pipe (63) and the second cover board (64) are included, the exhaust pipe (5) Isometric internal thread structure is distributed in inner wall, and the second fixing pipe (61), oil strain mechanism (62), the second runner pipe (63) are segmented The internal whorl of structure, the exhaust pipe (5) connects second fixing pipe (61), the bottom spiral shell of second fixing pipe (61) Line connects the oil strain mechanism (62), and the bottom end of the oil strain mechanism (62) is threadedly coupled second runner pipe (63), described The bottom end of second runner pipe (63) is equipped with second cover board (64), and second cover board (64) seals the exhaust for covering It manages (5).
6. a kind of screw air compressor according to claim 5, it is characterised in that: the oil strain mechanism (62) includes filter Oil pipe (621), oil filtering plate for oil (622), excessively pan (623), side plate (624) and baffle (625), the two of the oil-filter pipe (621) End is threadedly coupled second fixing pipe (61), the second runner pipe (63) respectively, and the inside of the oil-filter pipe (621) is equipped with described Mistake pan (623), the side wall of the oil-filter pipe (621) is distributed in oil filtering plate for oil (622), the bottom surface of the oil filtering plate for oil (622) It is connected by screw to the side plate (624), the inner wall for crossing pan (623) is from top to bottom staggeredly distributed with baffle (625), institute Baffle (625) is stated to be arranged diagonally downward.
CN201811439078.8A 2018-11-29 2018-11-29 Screw air compressor Active CN109469618B (en)

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Application Number Priority Date Filing Date Title
CN201811439078.8A CN109469618B (en) 2018-11-29 2018-11-29 Screw air compressor

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Application Number Priority Date Filing Date Title
CN201811439078.8A CN109469618B (en) 2018-11-29 2018-11-29 Screw air compressor

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CN109469618A true CN109469618A (en) 2019-03-15
CN109469618B CN109469618B (en) 2020-04-03

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109915366A (en) * 2019-03-27 2019-06-21 成都润洋汽车部件有限公司 Screw compression device based on automobile production

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4058361A (en) * 1975-02-24 1977-11-15 Fedders Corporation Refrigerant compressor having indirect outlet connection
EP0362757B1 (en) * 1988-10-07 1993-08-11 Alcatel Cit Rotary machine of the screw pump type
EP0855514B1 (en) * 1997-01-15 2003-04-02 N.V. Atlas Copco Airpower Liquid-injected screw compressor and filter
CN106801666A (en) * 2016-12-23 2017-06-06 无锡五洋赛德压缩机有限公司 A kind of high-efficiency heat pump compressor
CN207033752U (en) * 2017-08-17 2018-02-23 陆亚明 Air compressor oil gas filtration and the screw air compressor with the filtration

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4058361A (en) * 1975-02-24 1977-11-15 Fedders Corporation Refrigerant compressor having indirect outlet connection
EP0362757B1 (en) * 1988-10-07 1993-08-11 Alcatel Cit Rotary machine of the screw pump type
EP0855514B1 (en) * 1997-01-15 2003-04-02 N.V. Atlas Copco Airpower Liquid-injected screw compressor and filter
CN106801666A (en) * 2016-12-23 2017-06-06 无锡五洋赛德压缩机有限公司 A kind of high-efficiency heat pump compressor
CN207033752U (en) * 2017-08-17 2018-02-23 陆亚明 Air compressor oil gas filtration and the screw air compressor with the filtration

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109915366A (en) * 2019-03-27 2019-06-21 成都润洋汽车部件有限公司 Screw compression device based on automobile production
CN109915366B (en) * 2019-03-27 2020-10-27 成都润洋汽车部件有限公司 Screw compressor arrangement based on automotive production

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Effective date of registration: 20200304

Address after: 310000 room 1103, block a, Jinxiu international science and technology center, No.26, Juye Road, Binjiang District, Hangzhou City, Zhejiang Province

Applicant after: Hangzhou Gui Nengsen Energy Saving Technology Co

Address before: Suzhou City, Jiangsu province 215611 Zhangjiagang City Tangqiao town Road 188, Jiangsu the Milky Way electronic Limited by Share Ltd

Applicant before: Zhou Yanchun

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Denomination of invention: A screw air compressor

Effective date of registration: 20210617

Granted publication date: 20200403

Pledgee: Xiangfu sub branch of Hangzhou United Rural Commercial Bank Co.,Ltd.

Pledgor: HANGZHOU GRNIS ENERGY SAVING TECHNOLOGY Co.,Ltd.

Registration number: Y2021330000583