CN209164094U - Lubricating oil supplies and compressor - Google Patents

Lubricating oil supplies and compressor Download PDF

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Publication number
CN209164094U
CN209164094U CN201821475958.6U CN201821475958U CN209164094U CN 209164094 U CN209164094 U CN 209164094U CN 201821475958 U CN201821475958 U CN 201821475958U CN 209164094 U CN209164094 U CN 209164094U
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CN
China
Prior art keywords
shell
lubricating oil
oil
channel
suction chamber
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Active
Application number
CN201821475958.6U
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Chinese (zh)
Inventor
孙建
朱汪
刘毅
肖过房
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Hitachi Compressor (Suzhou) Co.,Ltd.
Original Assignee
Suzhou Sullair Air Equipment Co Ltd
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Priority to CN201821475958.6U priority Critical patent/CN209164094U/en
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Publication of CN209164094U publication Critical patent/CN209164094U/en
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  • Applications Or Details Of Rotary Compressors (AREA)
  • Compressors, Vaccum Pumps And Other Relevant Systems (AREA)

Abstract

Lubricating oil supplies provided by the utility model, including being molded over the intracorporal main oil suction chamber of shell connecting with compressor host, main oil suction chamber has main oil inlet and divides hydraulic fluid port, main oil inlet extends through the side wall of the shell, at least one branch oil pipe road, its first import divides hydraulic fluid port described in being tightly connected, and first outlet extends at the position where bearing to be lubricated in shell.The lubricating oil supplies of this structure, by the way that main oil suction chamber is molded in shell, setting divides hydraulic fluid port, and lubricating oil is passed through to the position where bearing to be lubricated by branch oil pipe Lu Congfen hydraulic fluid port, pipeline the space occupied is reduced, pipeline is molded directly in shell, and leak point is few, lubricating oil utilization rate is high, reduces the operating cost of compressor.

Description

Lubricating oil supplies and compressor
Technical field
The utility model belongs to mechanical equipment technical field, and in particular to lubricating oil supplies and compressor.
Background technique
Current two-stage fuel injection helical lobe compressor host uses series arrangement, and host oil return line is exterior line.It is main Machine lubricating oil enters gs-oil separator with exhaust, and then through thermostat valve, then oil cooler arrives host and divides oil clot, is set Exterior line outside host is connected to each position such as host front and back bearings, gear-box and compression chamber, to play to all parts Lubricating action.
In the lubricating oil supplies of existing compressor host, main fuel feeding interface is set outside main case, passes through master It is arranged multiple for oil inlet pipe on fuel feeding interface, passes through main case for the other end of oil inlet pipe and extend to bearing position, with profit Plain besring.But it is multiple to be respectively positioned on outside host shell for oil inlet pipe, so that the occupied space of lubricating oil supplies is big, and supply The pipeline of oil inlet pipe is long, increases the flow losses i.e. energy consumption of compressor of lubricating oil.Meanwhile for needing the side of transformation on oil inlet pipe To the elbow being arranged thereon is more, and accordingly the leak point of lubricating oil is also more, to increase maintenance workload and cost, moistens The utilization rate of lubricating oil is also low.
Utility model content
Therefore, the technical problem to be solved by the utility model is to existing air-compressor lubricating oil exterior pipes Low efficiency and the compressor operation that how occupied road space be big and oil leakage point causes lubricating oil to be utilized more at This height.
For this purpose, the utility model provides lubricating oil supplies, including
Main oil suction chamber is molded in the shell connecting with compressor host;It is with main oil inlet and divides hydraulic fluid port, the master Oil inlet extends through the side wall of the shell;
At least one branch oil pipe road, the first import be tightly connected described in divide hydraulic fluid port, first outlet extends in shell At position where bearing to be lubricated.
Preferably, above-mentioned lubricating oil supplies, the branch oil pipe road are the branch oil channel of molding on the housing.
Preferably, above-mentioned lubricating oil supplies also form at least one on the shell and are prolonged by branch oil channel Extend to the first passage of bearing position to be lubricated.
Preferably, above-mentioned lubricating oil supplies, branch oil channel extend transversely, and the first passage prolongs along longitudinal direction It stretches.
Preferably, above-mentioned lubricating oil supplies further include at least one second channel of molding on the housing, institute It states second channel to be connected to the installation cavity for being used to install drive shaft in branch oil channel and shell sealing, at least one waits moistening Sliding bearing is mounted in the drive shaft.
Preferably, above-mentioned lubricating oil supplies, it is described by being located between the second channel and the installation cavity Seal cavity connection on shell.
Preferably, above-mentioned lubricating oil supplies, the shell include the main body and sealing with the installation cavity It is located in the end cap that the seal cavity is surrounded on a side end face of the main body and with it;
The branch oil channel forming on the body and extends in the end cap, and the second channel is molded over described In end cap.
Preferably, above-mentioned lubricating oil supplies, branch oil channel extend transversely, and the second channel is along by described Branch oil channel is tilted towards the seal cavity to be extended;And/or
The main oil suction chamber molding is on the body and positioned at the lower section of the installation cavity.
Preferably, above-mentioned lubricating oil supplies, the main oil suction chamber and the installation cavity are arranged in described in stacking On shell;The shell where the main oil suction chamber is equipped with the first mounting hole through its side wall, the installation cavity and Through equipped with the second mounting hole corresponding with first mounting hole on housing wall between the main oil suction chamber;
It further include oil spout throttling that sealing is plugged on first mounting hole and the second mounting hole.
The utility model provides a kind of compressor, including above-described lubricating oil supplies;The shell is equipped with Air inlet and exhaust outlet;And
Compressor, the host of the compressor are connected to the exhaust outlet of the shell.
Technical solutions of the utility model have the advantages that
1. lubricating oil supplies provided by the utility model, intracorporal including being molded over the shell connecting with compressor host Main oil suction chamber, main oil suction chamber have main oil inlet and divide hydraulic fluid port, and main oil inlet extends through the side wall of the shell, at least one A branch oil pipe road, the first import be tightly connected described in divide hydraulic fluid port, first outlet extends to bearing institute to be lubricated in shell Position at.
The lubricating oil supplies of this structure, by the way that main oil suction chamber to be molded in shell, setting divides hydraulic fluid port, and passes through branch Oil pipe line from divide hydraulic fluid port lubricating oil is passed through to bearing to be lubricated where position, reduce pipeline the space occupied, pipeline is direct It is molded in shell, leak point is few, and lubricating oil utilization rate is high, reduces the operating cost of compressor.
2. lubricating oil supplies provided by the utility model, the branch oil pipe road is to be molded over the intracorporal branch oil of the shell Channel.Branch oil channel forming reduces pipeline occupied space and leak point is few in shell.
3. lubricating oil supplies provided by the utility model, at least one is also formed on the shell by the branch oil Channel extends to the first passage of bearing position to be lubricated, and branch oil channel extends transversely, the first passage It extends longitudinally.First passage extends in different directions, the bearing to be lubricated that lubricating oil can be supplied on different directions.
4. lubricating oil supplies provided by the utility model, further include molding on the housing at least one second The installation cavity for being used to install drive shaft in branch oil channel and shell sealing is connected to by channel, the second channel, at least One bearing to be lubricated is mounted in the drive shaft.By second channel connected component oil channel and installation cavity, profit is formed Road is slid back to, makes the lubricating oil for flowing into bearing by first passage that the second channel of cavity to be installed and is back to branch oil channel, circulation profit It is sliding.
5. lubricating oil supplies provided by the utility model, the second channel is along as described in the direction of branch oil channel Seal cavity inclination extends;And/or the main oil suction chamber molding is on the body and positioned at the lower section of the installation cavity.Benefit With fluid characteristic that flows from above to below, in the intracorporal lubricating oil automatic back flow to main oil suction chamber of installation cavity, recycle.
6. lubricating oil supplies provided by the utility model, the main oil suction chamber and the installation cavity are in stacking arrangement On the housing;The shell where the main oil suction chamber is equipped with the first mounting hole through its side wall, the installation Through equipped with the second mounting hole corresponding with first mounting hole on housing wall between cavity and the main oil suction chamber;Also wrap Include oil spout throttling that sealing is plugged on first mounting hole and the second mounting hole.In the first mounting hole and the second mounting hole Middle grafting oil spout throttling, the interior distributive value to installation cavity of adjustable main oil suction chamber.
7. the utility model provides a kind of compressor, the host of compressor is connected to the exhaust outlet of the shell, compressor The lubricating oil supplies of above-mentioned offer are provided, the utilization rate of lubricating oil is improved, reduce the operating cost of compressor.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art Under the premise of labour, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram one of the utility model lubricating oil supplies;
Fig. 2 is the structural schematic diagram two of the utility model lubricating oil supplies;
Fig. 3 is the sectional view along A-A of the utility model lubricating oil supplies in Fig. 1;
Fig. 4 is the B-B direction cross-sectional view of the utility model lubricating oil supplies in Fig. 1;
Fig. 5 is the C-C of the utility model lubricating oil supplies in Fig. 1 to cross-sectional view;
Fig. 6 is the D-D of the utility model lubricating oil supplies in Fig. 1 to cross-sectional view;
Fig. 7 is the E-E of the utility model lubricating oil supplies in Fig. 1 to cross-sectional view;
Fig. 8 is the F-F of the utility model lubricating oil supplies in Fig. 2 to cross-sectional view.
Description of symbols:
The main oil suction chamber of 1-;The main oil inlet of 11-;12 points of hydraulic fluid ports;
2- shell;3- branch oil channel;31- first passage;32- second channel;
4- end cap;5- seal cavity;6- installs cavity;7- oil spout throttling;The first mounting hole of 71-;72- second is installed Hole;8- air inlet;9- exhaust outlet.
Specific embodiment
Technical solution of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation Example is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill Personnel's every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, term " the One ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally Connection;It can be mechanical connection, be also possible to be electrically connected;Can be directly connected, can also indirectly connected through an intermediary, It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition The concrete meaning of language in the present invention.
Embodiment 1
The present embodiment provides a kind of lubricating oil supplies, as shown in Figures 1 to 8, including are molded over and compressor host Main oil suction chamber 1 and at least one branch oil pipe road in the shell 2 of connection.Wherein, as shown in figure 3, main oil suction chamber 1 is arranged in shell 2 bottoms, main oil suction chamber 1 have main oil inlet 11 and divide hydraulic fluid port 12, main 11 horizontal extension of oil inlet and the side wall for running through shell 2 It can be in communication with the outside, at least one branch oil pipe road, for example, branch oil pipe road is two branch oil channels 3 being molded in shell 2, branch The first import sealed connection in oily channel 3 divides hydraulic fluid port 12, and first outlet extends to the position where bearing to be lubricated in shell 2 Set place.
By the way that main oil suction chamber 1 to be molded in shell 2, setting divides hydraulic fluid port 12, and by branch oil channel 3 from dividing hydraulic fluid port 12 Lubricating oil is passed through to the position where bearing to be lubricated, reduces pipeline the space occupied, pipeline is molded directly in shell 2, Leak point is few, and lubricating oil utilization rate is high, reduces the operating cost of compressor.
As shown in figure 4, a first passage 31 of 4 one side bearing of end cap is molded in end cap 4, and bottom and branch oil channel 3 connections, as shown in figure 5, two first passages 31 close to 8 one side bearing of air inlet are connected to branch oil channel 3 respectively, such as Fig. 6 Shown, two first passages 31 on 9 one side bearing of exhaust outlet are directly connected to the main oil suction chamber 1 of bottom, all first passages 31 longitudinal directions extend at the bearing inside shell 2 and end cap 4, and structure is simple, and oil spout is high-efficient.
Seal cavity 5 is formed as shown in figure 8, closely connecting between end cap 4 and shell 2 by bolt, end cap 4 is equipped with one Duan Youzhi oil channel 3 connects to the inclined second channel 32 of seal cavity 5,32 one end connected component oil channel 3 of second channel, the other end Logical seal cavity 5;Shell 2 is equipped with another section of second channel 32, the peace of the installation drive shaft of 32 one end of second channel connection herein It behave affectedly body 6, other end communication seals cavity 5 will install cavity 6 and branch oil channel 3 by second channel 32 and seal cavity 5 Connection forms oil circuit, can recycle lubrication.
As shown in Figure 7 and Figure 8, main oil suction chamber 1 and installation cavity 6 are arranged on shell 2 in stacking, and main oil suction chamber 1 is arranged Below installation cavity 6, main 1 bottom of oil suction chamber opens up the first mounting hole 71 through shell, installation cavity 6 and main oil suction chamber 1 Between shell 2 on open up perforative second mounting hole 72, the first mounting hole 71 is corresponding with the second mounting hole 72, first peace Fill grafting oil spout throttling 7 in hole 71 and the second mounting hole 72, the interior distributive value to installation cavity 6 of adjustable main oil suction chamber 1.
The greasing of lubricating oil supplies in the present embodiment are as follows:
Lubricating oil enters main oil suction chamber 1 through main oil inlet 11, and under pressure, lubricating oil sprays to the along branch oil channel 3 One channel 31, or it is injected directly into first passage 31 from main oil suction chamber 1, lubricating oil is sprayed into and first passage 31 by first passage 31 Lubrication is generated on one-to-one bearing, lubricating oil flows into installation cavity 6 with the operating of bearing and drive shaft, installs cavity 6 Interior lubricating oil flows back to branch oil channel 3 and main oil suction chamber 1 via second channel 32, while can replace oil spout throttling 7, adjusts From the size of main oil suction chamber 1 distributive value into installation cavity 6.
Embodiment 2
The present embodiment provides a kind of lubricating oil supplies, compared with the lubricating oil supplies provided in embodiment 1, no Be with place: second channel 32 can lead to one section second without 5 connected component oil channel 3 of seal cavity and installation cavity 6 Road 32 is molded in the shell of 6 lower section of installation cavity, another section of second channel 32 is molded in end cap 4, in end cap 4 and shell 2 when being sealed connected together, and makes the corresponding connection of two sections of second channels 32.
Embodiment 3
The present embodiment provides a kind of lubricating oil any in compressor, including compressor host and embodiment 1 or embodiment 2 confessions To system, compressor host is connected on the exhaust outlet 9 of shell 2.
Obviously, the above embodiments are merely examples for clarifying the description, and does not limit the embodiments.It is right For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of variation or It changes.There is no necessity and possibility to exhaust all the enbodiments.And it is extended from this it is obvious variation or It changes still within the protection scope of the invention.

Claims (10)

1. a kind of lubricating oil supplies, which is characterized in that including
Main oil suction chamber (1) is molded in the shell (2) connecting with compressor host;It is with main oil inlet (11) and divides hydraulic fluid port (12), the main oil inlet (11) extends through the side wall of the shell (2);
At least one branch oil pipe road, the first import be tightly connected described in divide hydraulic fluid port (12), first outlet extends to shell (2) At position where interior bearing to be lubricated.
2. lubricating oil supplies according to claim 1, which is characterized in that the branch oil pipe road is to be molded over the shell Branch oil channel (3) on body (2).
3. lubricating oil supplies according to claim 2, which is characterized in that also formed at least on the shell (2) One is extended to the first passage (31) of bearing position to be lubricated by branch oil channel (3).
4. lubricating oil supplies according to claim 3, which is characterized in that branch oil channel (3) extends transversely, The first passage (31) extends longitudinally.
5. the lubricating oil supplies according to any one of claim 2-4, which is characterized in that further include be molded over it is described At least one second channel (32) on shell (2), the second channel (32) will be in branch oil channels (3) and shell (2) Installation cavity (6) for installing drive shaft seals connection, at least one bearing to be lubricated is mounted in the drive shaft.
6. lubricating oil supplies according to claim 5, which is characterized in that the second channel (32) and the installation It is connected between cavity (6) by the seal cavity (5) being located on the shell (2).
7. lubricating oil supplies according to claim 6, which is characterized in that the shell (2) includes having the peace The main body of body (6) of behaveing affectedly and sealing be located on a side end face of the main body and surround the seal cavity (5) with it End cap (4);
Branch oil channel (3) forms on the body and extends in the end cap (4), second channel (32) molding In the end cap (4).
8. lubricating oil supplies according to claim 7, which is characterized in that the second channel (32) is along by the branch Oily channel (3) tilts towards the seal cavity (5) to be extended;And/or
Main oil suction chamber (1) molding is on the body and positioned at the lower section of installation cavity (6).
9. lubricating oil supplies according to claim 5, which is characterized in that the main oil suction chamber (1) and the installation Cavity (6) is arranged on the shell (2) in stacking;The shell (2) where the main oil suction chamber (1), which is equipped with, runs through it The first mounting hole (71) of side wall, it is described installation cavity (6) and the main oil suction chamber (1) between shell (2) wall on run through set There is the second mounting hole (72) corresponding with the first mounting hole (71);
It further include oil spout throttling (7) that sealing is plugged on first mounting hole (71) and the second mounting hole (72).
10. a kind of compressor, which is characterized in that
Including lubricating oil supplies as claimed in any one of claims 1-9 wherein;The shell (2) is equipped with air inlet (8) With exhaust outlet (9);And
Compressor, the host of the compressor are connected to the exhaust outlet (9) of the shell (2).
CN201821475958.6U 2018-09-10 2018-09-10 Lubricating oil supplies and compressor Active CN209164094U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821475958.6U CN209164094U (en) 2018-09-10 2018-09-10 Lubricating oil supplies and compressor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821475958.6U CN209164094U (en) 2018-09-10 2018-09-10 Lubricating oil supplies and compressor

Publications (1)

Publication Number Publication Date
CN209164094U true CN209164094U (en) 2019-07-26

Family

ID=67331010

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201821475958.6U Active CN209164094U (en) 2018-09-10 2018-09-10 Lubricating oil supplies and compressor

Country Status (1)

Country Link
CN (1) CN209164094U (en)

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Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
CP03 Change of name, title or address

Address after: No.266 Changyang street, Suzhou Industrial Park, Suzhou City, Jiangsu Province

Patentee after: Hitachi Compressor (Suzhou) Co.,Ltd.

Address before: No. 266 Changyang Street, Industrial Park, Suzhou City, Jiangsu Province, 215024

Patentee before: SUZHOU SULLAIR AIR EQUIPMENT CO.,LTD.

CP03 Change of name, title or address