CN211950948U - Explosion-proof oil leakage prevention coupling shield - Google Patents
Explosion-proof oil leakage prevention coupling shield Download PDFInfo
- Publication number
- CN211950948U CN211950948U CN202020628046.9U CN202020628046U CN211950948U CN 211950948 U CN211950948 U CN 211950948U CN 202020628046 U CN202020628046 U CN 202020628046U CN 211950948 U CN211950948 U CN 211950948U
- Authority
- CN
- China
- Prior art keywords
- gear box
- connecting piece
- box connecting
- housing body
- explosion
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000008878 coupling Effects 0.000 title claims abstract description 25
- 238000010168 coupling process Methods 0.000 title claims abstract description 25
- 238000005859 coupling reaction Methods 0.000 title claims abstract description 25
- 230000002265 prevention Effects 0.000 title abstract description 4
- 239000010425 asbestos Substances 0.000 claims abstract description 12
- 229910052895 riebeckite Inorganic materials 0.000 claims abstract description 12
- 238000007789 sealing Methods 0.000 claims abstract description 10
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 6
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 6
- 239000000463 material Substances 0.000 claims abstract description 6
- 238000010030 laminating Methods 0.000 claims description 2
- 230000002146 bilateral effect Effects 0.000 claims 1
- 239000003921 oil Substances 0.000 description 17
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 6
- 239000007789 gas Substances 0.000 description 3
- 239000010687 lubricating oil Substances 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 239000002360 explosive Substances 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The utility model discloses an explosion-proof oil leakage prevention coupling shield, which comprises a shield body, wherein the shield body is made of aluminum materials, one side of the shield body is provided with a gear box connecting piece in a flush manner, the gear box connecting piece is fixedly connected with the shield body through a fixing piece, a sealing ring is arranged at the joint of the gear box connecting piece and the shield body, an output shaft hole is arranged at the axial central position of the gear box connecting piece, a plurality of bolts connected with a gear box are arranged on the outer ring surface of the output shaft hole, the coupling shield body is made of aluminum materials, the sparkless requirement is realized, the gear box connecting piece, the sealing ring and an asbestos gasket are designed, the oil leakage at the side of the gear box can be ensured, the structural design of the fixing piece, a fastening plate and the bolt connection improves the shield strength, the flying-out of damaged, the bottom of the housing is provided with two support frames, so that the stable structure of the housing is improved, and the housing is prevented from deforming.
Description
Technical Field
The utility model relates to a centrifugal compressor technical field, concretely relates to explosion-proof formula leak protection oil shaft coupling guard shield.
Background
The centrifugal compressor rotating power machine needs to transmit the motion from a driving device to a non-driving device through a coupling in the transmission work, so the coupling is a very common transmission device and is applied to various occasions. In general, in order to prevent the damage and flying-out of the coupling parts, which are caused by accidents, a casing, generally an iron casting or a simple protective casing, needs to be additionally arranged outside the coupling.
However, the coupling housing in the prior art has a single structure, and for some special occasions, the simple coupling housing is difficult to meet the requirements, especially for occasions where flammable and explosive gases exist, so that the design of the coupling not only needs to consider the situation that the parts are damaged and fly out to cause accidents, but also needs to consider the factor that sparks caused by friction or friction cause safety accidents. Particularly, in a centrifugal methanol gas compressor unit, methanol gas is flammable and explosive, and belongs to an explosion-proof occasion, so that a coupling housing needs to be specially designed to meet the requirement.
Disclosure of Invention
Therefore, the utility model provides an explosion-proof formula leak protection oil shaft coupling guard shield to solve among the prior art because the shaft coupling housing structure is single and the easy damage departure that leads to, easy friction causes the problem that the spark arouses the incident.
In order to achieve the above object, the present invention provides the following technical solutions: an explosion-proof oil leakage prevention coupling shield comprises a shield body, wherein the shield body is made of aluminum materials, one side of the shield body is flush and provided with a gear box connecting piece, the gear box connecting piece is fixedly connected with the shield body through a fixing piece, a sealing ring is arranged at the joint of the gear box connecting piece and the shield body, an output shaft hole is arranged at the axial center of the gear box connecting piece, a plurality of bolts connected with a gear box are arranged on the outer ring surface of the output shaft hole, a second asbestos gasket is arranged on the surface of one side, which is attached to the gear box, of the gear box connecting piece, a motor baffle plate is arranged on one side, which is opposite to the gear box connecting piece, of the shield body, an input shaft hole is arranged at the axial center of the motor baffle plate, a plurality of bolt holes connected with a motor are arranged on the, the motor baffle is fixedly connected with the housing body through the fastening plate, and an oil return hole is formed in the position, close to the center, of the bottom end of the interior of the housing body.
Furthermore, the fixing piece is in a sleeve shape and wraps the connection part of the gear box connecting piece and the housing body, and the fixing piece compresses the sealing ring at the connection gap between the gear box connecting piece and the housing body.
Further, the fixing piece and the fastening plate are fixedly connected with the housing body through bolts.
Furthermore, two first lifting holes are symmetrically formed in the edge position of the upper end of the housing body, side plates which are horizontally arranged are symmetrically arranged on the two side surfaces of the housing body, and a plurality of second lifting holes are formed in the upper ends of the side plates at equal intervals.
Furthermore, the lower end of the housing body is provided with oppositely arranged support frames.
The utility model has the advantages of as follows:
the shaft coupling guard shield body adopts aluminium system material to make, and the one end of guard shield body is passed through the mounting and is connected with the gear box connecting piece, and the face that just intersects is provided with the sealing washer, and the other end is connected with the motor baffle through the mounting plate, and the housing passes through the connecting piece and is fixed with the gear box to seal through motor baffle and other end motor, the housing all is provided with the asbestos gasket with the contact surface of gear box and motor baffle. The structure is redesigned according to the special structure of the centrifugal compressor, so that oil leakage at the side of the gear box can be avoided, the flying-out of damaged parts can be prevented, and the sparkless requirement can be met; meanwhile, an oil return hole is formed in the lower end of the interior of the housing, so that a small amount of precipitated lubricating oil can be recovered; the bottom of the housing is provided with two support frames, so that the stable structure of the housing is improved, and the housing is prevented from deforming.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structures, ratios, sizes, and the like shown in the present specification are only used for matching with the contents disclosed in the specification, so that those skilled in the art can understand and read the present invention, and do not limit the conditions for implementing the present invention, so that the present invention has no technical significance, and any structural modifications, changes in the ratio relationship, or adjustments of the sizes, without affecting the functions and purposes of the present invention, should still fall within the scope of the present invention.
FIG. 1 is a block diagram of the present invention;
fig. 2 is a top view of the present invention;
fig. 3 is a side view of the present invention.
In the figure: 1-gearbox connecting piece, 101-output shaft hole, 2-fixing piece, 3-housing body, 301-first lifting hole, 302-oil return hole, 303-side plate, 304-second lifting hole, 4-fastening plate, 5-motor baffle, 501-input shaft hole, 6-first asbestos gasket, 7-support frame, 8-sealing ring and 9-second asbestos gasket.
Detailed Description
The present invention is described in terms of particular embodiments, other advantages and features of the invention will become apparent to those skilled in the art from the following disclosure, and it is to be understood that the described embodiments are merely exemplary of the invention and that it is not intended to limit the invention to the particular embodiments disclosed. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1-3, the housing body 3 of the coupling shield is cylindrical, one side of the housing body 3 is aligned and connected with the cover-shaped gear box connecting piece 1, in order to prevent oil leakage of the rotating shaft at the gear box side, a gear box connecting piece 1 is especially added, and the gear box connecting piece 1 and the end face of the gear box are closed through bolts, so that oil leakage of the rotating shaft of the gear box cannot leak out and only enters the housing. Housing body 3 and 1 joint gap department of gear box connecting piece are provided with mounting 2, mounting 2 is the cover tube-shape and wraps up gear box connecting piece 1 and housing body 3 junction, and mounting 2 compresses tightly sealing washer 8 in the joint gap department of gear box connecting piece 1 and housing body 3, can guarantee the stability that housing body 3 and gear box connecting piece 1 are connected like this, and the leakproofness has been guaranteed to sealing washer 8 simultaneously, prevents that the oil leak from taking place for the shaft coupling guard shield.
The housing body 3 of the coupler shield is made of aluminum materials, so that sparks are not generated even if the housing body is rubbed, damage to coupler parts or sparks caused by falling and friction of the shield can be effectively avoided, and the use safety of equipment is guaranteed.
An output shaft hole 101 is arranged at the axial center of the gear box connecting piece 1 and is used for connecting a coupler at the output end, a plurality of bolts connected with the gear box are arranged on the surface of the outer ring of the output shaft hole 101, so as to be connected and fixed with the gear box, a second asbestos gasket 9 is arranged on the surface of one side of the gear box connecting piece 1, which is attached to the gear box, a motor baffle plate 5 is arranged on one side of the housing body 3, which is opposite to the gear box connecting piece 1, an input shaft hole 501 is arranged at the axial center position of the motor baffle plate 5, a side surface that is used for connecting the input end shaft coupling of motor end, input shaft hole 501 outer lane surface be provided with a plurality of bolt holes of being connected with the motor, guarantee with the stable connection of motor end, motor baffle 5 laminating motor is provided with first asbestos gasket 6, and mounting plate 4 passes through the bolt and fixes first asbestos gasket 6 and motor baffle 5 on housing body 3. The first asbestos gasket 6 and the second asbestos gasket 9 are designed to effectively prevent oil mist in the housing body 3 from leaking.
In order to prevent oil leakage or prevent lubricating oil precipitated due to negative pressure generated during rotation from being accumulated inside the housing body 3 for a long time, an oil return hole 302 is designed at the bottom of the housing body 3, and the lower end of the oil return hole 302 is connected with an oil return pipeline through a flange, so that the lubricating oil inside the housing body 3 can be smoothly recovered, and the danger caused by waste and excessive oil accumulation is avoided.
Two first lifting holes 301 are symmetrically arranged at the edge position of the upper end of the housing body 3, side plates 303 which are horizontally arranged are symmetrically arranged on the two side surfaces of the housing body 3, and a plurality of second lifting holes 304 are arranged at equal intervals at the upper ends of the side plates 303. The added first lifting hole 301 and the second lifting hole 304 facilitate the installation and the disassembly of the whole casing.
The lower extreme of housing body 3 is provided with support frame 7 that is the opposition form, can prevent to drop into operation for a long time after, and the housing takes place to warp, guarantees the bulk strength of housing, prevents to warp, improves life.
Although the invention has been described in detail above with reference to a general description and specific examples, it will be apparent to one skilled in the art that modifications or improvements may be made thereto based on the invention. Accordingly, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (5)
1. The utility model provides an explosion-proof leak protection oil coupling guard shield, includes housing body (3), its characterized in that: the gearbox cover is characterized in that the cover body (3) is made of aluminum materials, a gear box connecting piece (1) is arranged at one side of the cover body (3) in a flush manner, the gear box connecting piece (1) is fixedly connected with the cover body (3) through a fixing piece (2), a sealing ring (8) is arranged at the joint of the gear box connecting piece (1) and the cover body (3), an output shaft hole (101) is arranged at the axial center position of the gear box connecting piece (1), a plurality of bolts connected with a gear box are arranged on the outer ring surface of the output shaft hole (101), a second asbestos gasket (9) is arranged on one side surface of the gear box connecting piece (1) attached to the gear box, a motor baffle (5) is arranged at one side of the cover body (3) opposite to the gear box connecting piece (1), and an input shaft hole (501) is, input shaft hole (501) outer lane surface is provided with a plurality of bolt holes of being connected with the motor, a side surface of motor baffle (5) laminating motor is provided with first asbestos gasket (6), motor baffle (5) are through mounting plate (4) and housing body (3) fixed connection, the inside bottom of housing body (3) is close to central point and puts the department and be provided with oil gallery (302).
2. An explosion-proof oil-leakage-proof coupling shield according to claim 1, characterized in that: the fixing piece (2) is in a sleeve shape and wraps the joint of the gear box connecting piece (1) and the housing body (3), and the fixing piece (2) compresses the sealing ring (8) at the joint gap of the gear box connecting piece (1) and the housing body (3).
3. An explosion-proof oil-leakage-proof coupling shield according to claim 1, characterized in that: the fixing piece (2) and the fastening plate (4) are fixedly connected with the housing body (3) through bolts.
4. An explosion-proof oil-leakage-proof coupling shield according to claim 1, characterized in that: the upper end edge position department symmetry of housing body (3) is provided with two first lifting eyes (301), the bilateral surface symmetry of housing body (3) is provided with horizontal arrangement's curb plate (303), the equidistant a plurality of second lifting eyes (304) that are provided with in curb plate (303) upper end.
5. An explosion-proof oil-leakage-proof coupling shield according to claim 1, characterized in that: the lower end of the housing body (3) is provided with oppositely arranged support frames (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020628046.9U CN211950948U (en) | 2020-04-23 | 2020-04-23 | Explosion-proof oil leakage prevention coupling shield |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020628046.9U CN211950948U (en) | 2020-04-23 | 2020-04-23 | Explosion-proof oil leakage prevention coupling shield |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211950948U true CN211950948U (en) | 2020-11-17 |
Family
ID=73163550
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020628046.9U Expired - Fee Related CN211950948U (en) | 2020-04-23 | 2020-04-23 | Explosion-proof oil leakage prevention coupling shield |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211950948U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115076143A (en) * | 2022-06-14 | 2022-09-20 | 沈阳透平机械股份有限公司 | Oil leakage prevention coupler protective cover |
-
2020
- 2020-04-23 CN CN202020628046.9U patent/CN211950948U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115076143A (en) * | 2022-06-14 | 2022-09-20 | 沈阳透平机械股份有限公司 | Oil leakage prevention coupler protective cover |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201117 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |