CN208431161U - A kind of screw air compressor being conveniently replaceable bearing - Google Patents
A kind of screw air compressor being conveniently replaceable bearing Download PDFInfo
- Publication number
- CN208431161U CN208431161U CN201821031271.3U CN201821031271U CN208431161U CN 208431161 U CN208431161 U CN 208431161U CN 201821031271 U CN201821031271 U CN 201821031271U CN 208431161 U CN208431161 U CN 208431161U
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- inner cavity
- bearing
- air compressor
- oilhole
- conveniently replaceable
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Abstract
The utility model relates to air compressor machine technical fields, and disclose a kind of screw air compressor for being conveniently replaceable bearing, including shell, screw thread is socketed with screwed flange respectively for the two sides of the housing cavity, the equal movable sleeve in the middle part of two screwed flanges is connected to the shaft positioned at housing cavity, the quantity of the shaft is two, and disk is fixedly connected in the middle part of the housing cavity, and the quantity of the disk is two.This is conveniently replaceable the screw air compressor of bearing, it is used cooperatively by card slot on electromagnet, telescopic rod, ring spring, iron block and screwed flange, allow screwed flange in the case where not can rotate after rotating the inside to shell or allow internal rotating of the screwed flange from shell, simplify the installing and dismounting process of screwed flange, and then the replacement of bearing is facilitated, to achieve the purpose that the screw air compressor for being conveniently replaceable bearing can replace bearing without removing shell.
Description
Technical field
The utility model relates to air compressor machine technical field, specially a kind of screw air compressor for being conveniently replaceable bearing.
Background technique
Screw-rod air compressor is also known as screw air compressor, is divided into single screw type air compressor and double-screw type air compressor machine, due to it
Structure is simple, few easy workout part, and can work in the case where big pressure difference or pressure ratio, since it possesses good gas transmission
Amount modulability occupies the use scope of large capacity reciprocating compressor quickly, is widely used in freezing, refrigeration, empty harmonization
On the refrigerating plants such as work technique.
Screw-rod air compressor has many advantages, such as that high reliablity, dynamic equilibrium are good and adaptable, but due to its bearing life
Limitation, make its be only used in, low pressure range, and the bearing in screw-rod air compressor is all mounted in the inside of shell,
And then flange and shell need to all be removed to ability replaceable type bearing or lubrication bearing when bearing being made to need replacing or lubricate, ten
The inconvenience divided, releases a kind of screw air compressor for being conveniently replaceable bearing thus.
Utility model content
The technical issues of solution
In view of the deficiencies of the prior art, the utility model provides a kind of screw air compressor for being conveniently replaceable bearing, has
Without remove shell just replaceable type bearing, convenient for lubrication bearing the advantages that, solve the bearing in screw-rod air compressor all and be peace
Flange and shell need to all be removed ability replaceable type bearings mounted in the inside of shell, and then when bearing being made to need replacing or lubricate
Or lubrication bearing, very inconvenient problem.
Technical solution
It is above-mentioned without removing shell just replaceable type bearing, the purpose convenient for lubricating bearing, the utility model offer to realize
Following technical solution: distinguish screw thread in the two sides of a kind of screw air compressor being conveniently replaceable bearing, including shell, the housing cavity
It is socketed with screwed flange, the equal movable sleeve in the middle part of two screwed flanges is connected to the shaft positioned at housing cavity, the shaft
Quantity be two, disk is fixedly connected in the middle part of the housing cavity, the quantity of the disk is two, the disk
Side and the side of screwed flange are slidably connected, and fixing sleeve is connected to positioned at two disk inner cavities respectively at the both ends of two shafts
The first sealing ring, the quantity of first sealing ring is four, and the outside of two shafts has been fixedly attached respectively to be located at
Positive screw rod and female screw between two disks, one end of a shaft are run through and are extended to the outside of screwed flange and consolidate
Surely it is connected with drive shaft, the two sides of the housing cavity top and bottom end offer square groove respectively, and the quantity of the square groove is four
A, one end of the square groove inner cavity is fixedly installed with electromagnet, and one end of the electromagnet is fixedly connected with telescopic rod, described to stretch
The external activity of contracting bar is socketed with ring spring, and the other end of the telescopic rod is fixedly connected with iron block, the ring spring
One end is fixedly connected with one end of electromagnet, and the other end of the ring spring is fixedly connected with one end of iron block, described in two
The side of disk is fixedly installed with the support frame inside two screwed flanges, the inside difference of two support frames as described above respectively
Fixing sleeve is connected to bearing, and the quantity of the bearing is four, and four one group of bearing every two are located at two support frames
Inside, both ends of the inside of four bearings respectively with two shafts are fixedly attached, the top of the screwed flange side
Oilhole is offered, the top movable sleeve of oilhole inner cavity side is connected to plug cock, and the oilhole inner cavity offers in the middle part of side
Annular groove, the inner cavity movable sleeve of the oilhole are connected to catch bar, and one end of the catch bar is run through and extends to screwed flange
Outside, the middle part movable sleeve of the catch bar are connected to the second sealing ring inside annular groove, the screwed flange side
Top is fixedly connected with support plate, and the middle part movable sleeve of the support plate is connected to square bar, and the external activity of the square bar is socketed with
Extension spring above support plate.
Preferably, the side on the screwed flange top and the side of bottom end offer card slot, the screwed flange respectively
The inside of upper card slot and the slide outside of iron block connect.
Preferably, bottom end fixing sleeve of the oilhole inner cavity close to bearing side is connected to oil nozzle, oil nozzle on the oilhole
One end is run through and extends to the inside of screwed flange.
Preferably, the external fixing sleeve of the plug cock is connected to rubber ring, on the plug cock quantity of rubber ring be three, three
The outside of rubber ring and the top of oilhole inner cavity side are slidably connected on a plug cock.
Preferably, the top and bottom end of the catch bar offer square groove respectively, the number of square groove on the catch bar
Amount is 18, and the slide outside of the inside of square groove and square bar connects on the catch bar, and on catch bar square groove width
Angle value is less than the width value of the second sealing ring, and the catch bar is located at the outside of oilhole inner cavity one end and the inner cavity sliding of oilhole connects
It connects.
Preferably, one end of the extension spring is fixedly connected with the top of square bar, the other end of the extension spring with
The top of support plate is fixedly connected.
Beneficial effect
Compared with prior art, the utility model provides a kind of screw air compressor for being conveniently replaceable bearing, has following
The utility model has the advantages that
1, the screw air compressor for being conveniently replaceable bearing passes through electromagnet, telescopic rod, ring spring, iron block and screw thread method
Card slot is used cooperatively on orchid, be can rotate screwed flange not after rotating the inside to shell or is made screwed flange can
To get off from the internal rotating of shell, the installing and dismounting process of screwed flange is simplified, and then facilitates the replacement of bearing, thus
Achieve the purpose that the screw air compressor for being conveniently replaceable bearing can replace bearing without removing shell.
2, the screw air compressor for being conveniently replaceable bearing makes oil by being used cooperatively for oil nozzle on oilhole and catch bar
The lubricating oil of hole inner cavity can be sprayed on bearing, and then lubricate bearing, extend the service life of bearing, to reach
The screw air compressor of bearing is conveniently replaceable to be conveniently replaceable the screw air compressor of bearing without removing and can lubricate the mesh of bearing
's.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model;
Fig. 2 is enlarged diagram at the A of the utility model structure chart 1;
Fig. 3 is the positive screw rod schematic diagram of the utility model structure chart 1;
Fig. 4 is the support frame schematic diagram of the utility model structure chart 1;
Fig. 5 is enlarged diagram at the B of the utility model structure chart 1.
In figure: 1, shell;2, screwed flange;3, shaft;4, disk;5, the first sealing ring;6, positive screw rod;7, female screw;
8, drive shaft;9, square groove;10, electromagnet;11, telescopic rod;12, ring spring;13, iron block;14, support frame;15, bearing;16,
Oilhole;17, plug cock;18, annular groove;19, catch bar;20, the second sealing ring;21, support plate;22, square bar;23, extension spring.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Please refer to Fig. 1-5, a kind of screw air compressor being conveniently replaceable bearing, including shell 1, the two sides point of 1 inner cavity of shell
Other screw thread is socketed with screwed flange 2, and the side on 2 top of screwed flange and the side of bottom end offer card slot, screwed flange 2 respectively
The inside of upper card slot is connect with the slide outside of iron block 13, ensure that iron block 13 is inserted into spiral shell under the action of 12 tension of ring spring
On line flange 2 behind the inside of card slot, screwed flange 2 not can rotate, to improve the screw air compressor for being conveniently replaceable bearing
Stability, the equal movable sleeve in the middle part of two screwed flanges 2 are connected to the shaft 3 positioned at 1 inner cavity of shell, and the quantity of shaft 3 is two,
Disk 4 is fixedly connected in the middle part of 1 inner cavity of shell, the quantity of disk 4 is two, the side of disk 4 and the side of screwed flange 2
It is slidably connected, fixing sleeve is connected to the first sealing ring 5 positioned at two 4 inner cavities of disk, the first sealing respectively at the both ends of two shafts 3
The quantity of circle 5 is four, and the outside of two shafts 3 is fixedly attached positive screw rod 6 and negative spiral shell between two disks 4 respectively
One end of bar 7, a shaft 3 is run through and extends to the outside of screwed flange 2 and be fixedly connected with drive shaft 8,1 inner cavity of shell top
The two sides of end and bottom end offer square groove 9 respectively, and the quantity of square groove 9 is four, and one end of 9 inner cavity of square groove is fixedly installed with electromagnetism
Iron 10, one end of electromagnet 10 are fixedly connected with telescopic rod 11, and the external activity of telescopic rod 11 is socketed with ring spring 12, stretch
The other end of bar 11 is fixedly connected with iron block 13, and one end of ring spring 12 is fixedly connected with one end of electromagnet 10, annular elastomeric
The other end of spring 12 is fixedly connected with one end of iron block 13, and the side of two disks 4 is fixedly installed with respectively positioned at two screw threads
Support frame 14 inside flange 2, the inside of two support frames 14 have been fixedly attached bearing 15 respectively, and the quantity of bearing 15 is four
A, four one group of 15 every two of bearing are located at the inside of two support frames 14, the inside of four bearings 15 respectively with two
The both ends of shaft 3 are fixedly attached, and the top of 2 side of screwed flange offers oilhole 16, and 16 inner cavity of oilhole is close to 15 side of bearing
Bottom end fixing sleeve be connected to oil nozzle, the inside of screwed flange 2 is run through and extended in one end of oil nozzle on oilhole 16, passes through oilhole 16
On oil nozzle and catch bar 19 be used cooperatively, be sprayed on the lubricating oil of 16 inner cavity of oilhole on bearing 15, and then make bearing
15 are lubricated, and the service life of bearing 15 is extended, to reach the screw air compressor for being conveniently replaceable bearing without removing
The screw air compressor for being conveniently replaceable bearing 15 can lubricate the purpose of bearing 15, the top pivot bush unit of 16 inner cavity side of oilhole
There is plug cock 17, the external fixing sleeve of plug cock 17 is connected to rubber ring, and the quantity of rubber ring is three on plug cock 17, on three plug cocks 17
The outside of rubber ring and the top of 16 inner cavity side of oilhole are slidably connected, and by the rubber ring on three plug cocks 17, make oilhole 16
The lubricating oil of inner cavity will not be flowed out from the contact position of plug cock 17 and oilhole 16, to improve the screw air compressing for being conveniently replaceable bearing
The leakproofness of machine offers annular groove 18 in the middle part of 16 inner cavity side of oilhole, and the inner cavity movable sleeve of oilhole 16 is connected to catch bar 19,
The top and bottom end of catch bar 19 offer square groove respectively, and the quantity of square groove is 18 on catch bar 19, catch bar 19
The inside of upper square groove is connect with the slide outside of square bar 22, and on catch bar 19 square groove width value less than the second sealing ring
20 width value, catch bar 19 are located at the outside of 16 inner cavity one end of oilhole and the inner cavity of oilhole 16 and are slidably connected, and pass through catch bar
Square groove, square bar 22 and extension spring 23 on 19 are used cooperatively, and are made catch bar 19 when not needing to push, can be fixed on
The inner cavity of oilhole 16 will not shake, so that the stability for being conveniently replaceable the screw air compressor of bearing is improved, the one of catch bar 19
The outside of screwed flange 2 is run through and is extended at end, and the middle part movable sleeve of catch bar 19 is connected to second inside annular groove 18
Sealing ring 20, the top of 2 side of screwed flange are fixedly connected with support plate 21, and the middle part movable sleeve of support plate 21 is connected to square bar
22, the external activity of square bar 22 is socketed with the extension spring 23 above support plate 21, one end of extension spring 23 and square bar
22 top is fixedly connected, and the other end of extension spring 23 is fixedly connected with the top of support plate 21, passes through extension spring 23
Restoring force makes the bottom end of square bar 22 that the inside of square groove on catch bar 19 can be inserted, and then catch bar 19 is made not need to make
Used time will not shake, to improve the reasonability for being conveniently replaceable the screw air compressor of bearing.
When work, bearing 15 is put into the inside of support frame 14 first, screwed flange 2 is turned to the inside of shell 1, and
The power supply for closing electromagnet 10, is inserted into iron block 13 under the action of 12 restoring force of ring spring on screwed flange 2 in card slot
Then portion removes plug cock 17, lubricating oil is injected toward the inner cavity of oilhole 16, when the liquid level of lubricating oil reaches 16 height value of oilhole
Stop injection lubricating oil when 3/4ths, plug cock 17 is filled in the top of the inner cavity side of oilhole 16, pulls square bar 22, make square bar
22 bottom end is detached from the inside of square groove on catch bar 19, pushes catch bar 19, the lubricating oil of 16 inner cavity of oilhole is made to pass through oilhole
Oil nozzle on 16 is injected on bearing 15, is finally stopped pushing catch bar 19, is unclamped square bar 22, stretching the bottom end of square bar 22
The inside of square groove on catch bar 19 is inserted under the action of 23 restoring force of spring.
In conclusion this is conveniently replaceable the screw air compressor of bearing, by electromagnet 10, telescopic rod 11, ring spring 12,
Card slot is used cooperatively on iron block 13 and screwed flange 2, turn screwed flange 2 will not after rotating to the inside of shell 1
It moves or screwed flange 2 is allow to get off from the internal rotating of shell 1, simplify the installing and dismounting process of screwed flange 2, in turn
The replacement of bearing 15 is facilitated, can be replaced to reach and be conveniently replaceable the screw air compressor of bearing without removing shell 1
The purpose of bearing 15 makes the lubricating oil of 16 inner cavity of oilhole can be with by being used cooperatively for oil nozzle on oilhole 16 and catch bar 19
It is sprayed on bearing 15, and then lubricates bearing 15, extend the service life of bearing 15, be conveniently replaceable axis to reach
The screw air compressor held can lubricate the purpose of bearing 15 without the screw air compressor that dismounting is conveniently replaceable bearing 15;It solves
Bearing in screw-rod air compressor is all mounted in the inside of shell, and then while making bearing need replacing or lubricate need to be by flange
Ability replaceable type bearing or lubrication bearing, very inconvenient problem are all removed with shell.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of screw air compressor for being conveniently replaceable bearing, including shell (1), it is characterised in that: the two of shell (1) inner cavity
Screw thread is socketed with screwed flange (2) respectively for side, and the equal movable sleeve in middle part of two screwed flanges (2) is connected to positioned at shell (1)
The shaft (3) of inner cavity, the quantity of the shaft (3) are two, are fixedly connected with disk (4) in the middle part of shell (1) inner cavity,
The quantity of the disk (4) is two, and the side of the disk (4) and the side of screwed flange (2) are slidably connected, described in two
Fixing sleeve is connected to the first sealing ring (5) positioned at two disk (4) inner cavities, first sealing ring respectively at the both ends of shaft (3)
(5) quantity is four, and the outside of two shafts (3) is fixedly attached the positive spiral shell between two disks (4) respectively
One end of bar (6) and female screw (7), a shaft (3) is run through and is extended to the outside of screwed flange (2) and is fixedly connected
Have drive shaft (8), the two sides of shell (1) the inner cavity top and bottom end offer square groove (9) respectively, the number of the square groove (9)
Amount is four, and one end of square groove (9) inner cavity is fixedly installed with electromagnet (10), and one end of the electromagnet (10) is fixed to be connected
Be connected to telescopic rod (11), the external activity of the telescopic rod (11) is socketed with ring spring (12), the telescopic rod (11) it is another
One end is fixedly connected with iron block (13), and one end of the ring spring (12) is fixedly connected with one end of electromagnet (10), described
The other end of ring spring (12) is fixedly connected with one end of iron block (13), and the side of two disks (4) is fixed respectively to pacify
Equipped with the internal support frame (14) of two screwed flanges (2) is located at, the inside of two support frames as described above (14) is fixedly attached respectively
Have bearing (15), the quantity of the bearing (15) is four, and four one group of every two of bearings (15) are located at two branch
The inside of support (14), both ends of the inside of four bearings (15) respectively with two shafts (3) are fixedly attached, the screw thread
The top of flange (2) side offers oilhole (16), and the top movable sleeve of oilhole (16) the inner cavity side is connected to plug cock (17),
It is offered annular groove (18) in the middle part of oilhole (16) the inner cavity side, the inner cavity movable sleeve of the oilhole (16) is connected to catch bar
(19), the outside of screwed flange (2) is run through and extended in one end of the catch bar (19), and the middle part of the catch bar (19) is living
Dynamic to be socketed with second sealing ring (20) internal positioned at annular groove (18), the top of screwed flange (2) side is fixedly connected
Have support plate (21), the middle part movable sleeve of the support plate (21) is connected to square bar (22), the external activity set of the square bar (22)
It is connected to the extension spring (23) being located above support plate (21).
2. a kind of screw air compressor for being conveniently replaceable bearing according to claim 1, it is characterised in that: the screwed flange
(2) side on top and the side of bottom end offer card slot respectively, the inside Yu iron block (13) of card slot on the screwed flange (2)
Slide outside connection.
3. a kind of screw air compressor for being conveniently replaceable bearing according to claim 1, it is characterised in that: the oilhole (16)
Bottom end fixing sleeve of the inner cavity close to bearing (15) side is connected to oil nozzle, and one end of oil nozzle is run through and extended on the oilhole (16)
The inside of screwed flange (2).
4. a kind of screw air compressor for being conveniently replaceable bearing according to claim 1, it is characterised in that: the plug cock (17)
External fixing sleeve be connected to rubber ring, the quantity of rubber ring is three on the plug cock (17), rubber on three plug cocks (17)
The outside of cushion rubber and the top of oilhole (16) inner cavity side are slidably connected.
5. a kind of screw air compressor for being conveniently replaceable bearing according to claim 1, it is characterised in that: the catch bar
(19) top and bottom end offers square groove respectively, and the quantity of square groove is 18 on the catch bar (19), described to push away
The inside of square groove is connect with the slide outside of square bar (22) in lever (19), and on catch bar (19) square groove width value it is small
Width value in the second sealing ring (20), the catch bar (19) are located at the outside and oilhole (16) of oilhole (16) inner cavity one end
Inner cavity is slidably connected.
6. a kind of screw air compressor for being conveniently replaceable bearing according to claim 1, it is characterised in that: the extension spring
(23) one end is fixedly connected with the top of square bar (22), the other end of the extension spring (23) and the top of support plate (21)
It is fixedly connected.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201821031271.3U CN208431161U (en) | 2018-07-02 | 2018-07-02 | A kind of screw air compressor being conveniently replaceable bearing |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201821031271.3U CN208431161U (en) | 2018-07-02 | 2018-07-02 | A kind of screw air compressor being conveniently replaceable bearing |
Publications (1)
Publication Number | Publication Date |
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CN208431161U true CN208431161U (en) | 2019-01-25 |
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ID=65098872
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201821031271.3U Expired - Fee Related CN208431161U (en) | 2018-07-02 | 2018-07-02 | A kind of screw air compressor being conveniently replaceable bearing |
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CN (1) | CN208431161U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112283103A (en) * | 2020-10-23 | 2021-01-29 | 珠海格力电器股份有限公司 | Compressor upper cover and compressor |
CN112610481A (en) * | 2020-12-22 | 2021-04-06 | 周明剑 | Single screw air compressor for balanced locomotive of atress |
-
2018
- 2018-07-02 CN CN201821031271.3U patent/CN208431161U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112283103A (en) * | 2020-10-23 | 2021-01-29 | 珠海格力电器股份有限公司 | Compressor upper cover and compressor |
CN112610481A (en) * | 2020-12-22 | 2021-04-06 | 周明剑 | Single screw air compressor for balanced locomotive of atress |
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Legal Events
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190125 Termination date: 20210702 |