CN209278205U - A kind of mine pump Special wear-resistant machine envelope - Google Patents
A kind of mine pump Special wear-resistant machine envelope Download PDFInfo
- Publication number
- CN209278205U CN209278205U CN201920040803.8U CN201920040803U CN209278205U CN 209278205 U CN209278205 U CN 209278205U CN 201920040803 U CN201920040803 U CN 201920040803U CN 209278205 U CN209278205 U CN 209278205U
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- CN
- China
- Prior art keywords
- shaft
- sleeve
- rotating ring
- stationary ring
- wearing layer
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- 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
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Abstract
The utility model discloses a kind of mine pump Special wear-resistant machine envelopes, including machine sealed cover, stationary ring and rotating ring ontology, the left end of the machine sealed cover is threaded with stationary ring, and the left end of stationary ring is rotatably connected to rotating seat, the left end of the rotating seat is threaded with axle sleeve, and the inside left of rotating seat is equipped with spring, the rotating ring ontology is fixedly connected on the right end of spring, and the inside of spring and axle sleeve is run through and is connected with shaft, the shaft is mounted on axle sleeve by bush whorl, and ball is installed between shaft and sleeve, the inner wall of the stationary ring is pasted with the first wearing layer, the inner wall stickup of the rotating ring ontology is connected with the second wearing layer.Mine pump Special wear-resistant machine envelope convenient for reducing abrasion to machinery sealing material, while being also convenient for improving leakproofness, and avoid shaft in rotation, the phenomenon that shaking, influence using.
Description
Technical field
The utility model relates to machines to seal correlative technology field, specially a kind of mine pump Special wear-resistant machine envelope.
Background technique
Currently, the machine envelope (mechanical seal) used in centrifugal multistage pump multiple centrifugal pump is a kind of gland seal device of liquid in rotation machinery, it
It is to be sealed by the seal face of two relative motions vertical with axis, so also crying end face seal, main building block has:
Rotating ring, stationary ring and buffering compensation mechanism (spring).
But existing machinery sealing material is steel alloy, molecule easily causes to wear to steel alloy, influence using,
And leakproofness is not high, is easy to appear leakage, while it is also inconvenient shaft is defined, when rotation, is easy to appear showing for shaking
As we have proposed a kind of mine pump Special wear-resistant machine envelopes thus, for solving the above problems.
Utility model content
The purpose of this utility model is to provide a kind of mine pump Special wear-resistant machine envelopes, to solve to mention in above-mentioned background technique
Existing machinery sealing material out is steel alloy, and molecule easily causes to wear to steel alloy, influence using and leakproofness
It is not high, be easy to appear leakage, while it is also inconvenient shaft is defined, the problem of the phenomenon that when rotation is easy to appear shaking.
To achieve the above object, the utility model provides the following technical solutions: a kind of mine pump Special wear-resistant machine envelope, including
Machine sealed cover, stationary ring and rotating ring ontology, the left end of the machine sealed cover are threaded with stationary ring, and the left end rotation connection of stationary ring
There is rotating seat, the left end of the rotating seat is threaded with axle sleeve, and the inside left of rotating seat is equipped with spring, the rotating ring
Ontology is fixedly connected on the right end of spring, and the inside of spring and axle sleeve is run through and is connected with shaft, and the shaft passes through sleeve
It is threadably mounted on axle sleeve, and ball is installed between shaft and sleeve, the inner wall of the stationary ring is pasted with the first wearing layer, institute
The inner wall stickup for stating rotating ring ontology is connected with the second wearing layer, and the right end of rotating ring ontology is fixedly connected with convex block.
Preferably, the left end opening size of the stationary ring and the internal diameter of rotating ring ontology are equal, and the left end table of stationary ring
Face opens up fluted, and groove structure annular in shape.
Preferably, the convex block of the right end face of the rotating ring ontology mutually agrees with groove, and convex block is in circular ring shape knot
Structure, and the thickness of convex block is less than groove inner wall spacing dimension.
Preferably, first wearing layer and the second wearing layer are polyurethane material, and the inside of the polyurethane material
Added with 3% carbon.
Preferably, the longitudinal section diameter dimension of the shaft is less than the longitudinal section internal diameter of spring, and shaft and rotating ring
The internal diameter of ontology is equal, and shaft is in contact by the second wearing layer with rotating ring ontology.
Preferably, the ball is uniformly distributed in the inside of sleeve, and the inner wall of sleeve is in contact with shaft, and sleeve
Right end and the connection type of axle sleeve be to be threadedly coupled.
Compared with prior art, the utility model has the beneficial effects that the mine pump Special wear-resistant machine seals, convenient for reduction pair
The abrasion of machinery sealing material, while being also convenient for improving leakproofness, and avoid shaft in rotation, the phenomenon that shaking,
It influences to use；
1, it is equipped with groove and convex block, groove and convex block are separately positioned on stationary ring and rotating ring ontology, consequently facilitating improving quiet
The contact area of ring and rotating ring ontology is easy to use consequently facilitating improving the leakproofness of stationary ring and rotating ring ontology；
2, it is equipped with the first wearing layer and the second wearing layer, the first wearing layer and the stickup of the second wearing layer are connected to stationary ring and move
On the inner wall of ring body, consequently facilitating protect to stationary ring and rotating ring ontology, reduce abrasion, improves stationary ring and rotating ring ontology
Service life；
3, sleeve and ball are equipped with and convenient for the rotation that shaft is stable, while are also convenient for shaft convenient for being supported to shaft
When rotation, the phenomenon that avoiding the occurrence of shaking, the stability of work is influenced, is easy to use.
Detailed description of the invention
Fig. 1 is that the utility model faces the schematic diagram of the section structure；
Fig. 2 is the utility model static-ring structure schematic diagram；
Fig. 3 is the utility model rotating ring body construction schematic diagram；
Fig. 4 is the side structure schematic view of the utility model sleeve.
In figure: 1, machine sealed cover；2, stationary ring；3, rotating ring ontology；4, spring；5, rotating seat；6, axle sleeve；7, groove；8,
One wearing layer；9, convex block；10, the second wearing layer；11, shaft；12, sleeve；13, ball.
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.
Fig. 1-4 is please referred to, the utility model provides a kind of technical solution: a kind of mine pump Special wear-resistant machine envelope, including machine
Sealed cover 1, stationary ring 2, rotating ring ontology 3, spring 4, rotating seat 5, axle sleeve 6, groove 7, the first wearing layer 8, convex block 9, second are wear-resisting
Layer 10, shaft 11, sleeve 12 and ball 13, the left end of machine sealed cover 1 is threaded with stationary ring 2, and the left end of stationary ring 2 rotates and connects
It is connected to rotating seat 5, the left end of rotating seat 5 is threaded with axle sleeve 6, and the inside left of rotating seat 5 is equipped with spring 4, rotating ring
Ontology 3 is fixedly connected on the right end of spring 4, and the inside of spring 4 and axle sleeve 6 is run through and is connected with shaft 11, and shaft 11 passes through
Sleeve 12 is threadably mounted on axle sleeve 6, and ball 13 is equipped between shaft 11 and sleeve 12, and the inner wall of stationary ring 2 is pasted with
The inner wall stickup of one wearing layer 8, rotating ring ontology 3 is connected with the second wearing layer 10, and the right end of rotating ring ontology 3 be fixedly connected with it is convex
Block 9.
As the left end opening size of stationary ring 2 in Fig. 2 and the internal diameter of rotating ring ontology 3 are equal, and the left end surface of stationary ring 2
Fluted 7, and the structure annular in shape of groove 7 are opened up, convenient for corresponding with the convex block 9 on rotating ring ontology 3, consequently facilitating increasing
With the contact area of rotating ring ontology 3, leakproofness, the convex block 9 and groove 7 of the right end face of rotating ring ontology 3 as shown in Figure 3 are improved
Mutually agree with, and convex block 9 is in cirque structure, and the thickness of convex block 9 is less than 7 inner wall spacing dimension of groove, improves rotating ring
The area on the surface of ontology 3 facilitates sealing consequently facilitating the contact area with stationary ring 2 improves.
If the first wearing layer 8 in Fig. 1,2 and 3 and the second wearing layer 10 are polyurethane material, and the polyurethane material
Inside is added with 3% carbon, convenient for protecting to stationary ring 2 and rotating ring ontology 3, to stationary ring 2 and rotating ring ontology when reducing friction
3 damage, middle ball 13 is uniformly distributed in the inside of sleeve 12 as Figures 1 and 4, and the inner wall of sleeve 12 is in contact with shaft 11,
And the right end of sleeve 12 and the connection type of axle sleeve 6 are is threadedly coupled, facilitate and shaft 11 is fixedly mounted, at the same be also convenient for turn
Axis 11 is protected, and when shaft 11 being avoided to rotate, the phenomenon that shaking, is influenced using the longitudinal section of shaft 11 is straight as shown in figure 1
Diameter size is less than the longitudinal section internal diameter of spring 4, and shaft 11 is equal with the internal diameter of rotating ring ontology 3, and shaft 11
It is in contact by the second wearing layer 10 with rotating ring ontology 3, convenient for shaft 11 is fixed and is installed, while being also convenient for reducing and turn
The contact area of axis 11 and rotating ring ontology 3 avoids the damage to rotating ring ontology 3.
Working principle: when sealing using the mine pump Special wear-resistant machine, shaft 11 is sequentially passed through into axis from left to right first
Set 6, spring 4, rotating ring ontology 3, stationary ring 2 and machine sealed cover 1, by the threaded connection of sleeve 12 and axle sleeve 6, consequently facilitating will turn
Axis 11 is mounted on the inside of axle sleeve 6, and the inside of sleeve 12 is equipped with ball 13 consequently facilitating providing support force to shaft 11, also just
Stable rotation is carried out in shaft 11, when shaft 11 being avoided to rotate, the phenomenon that shaking, is influenced using shaft 11 is with moving axis
Set 6, rotating seat 5 and rotating ring ontology 3 are rotated, and rotating ring ontology 3 is slided by groove 7 of the convex block 9 on stationary ring 2, from
And convenient for the contact area of raising stationary ring 2 and rotating ring ontology 3, facilitate raising leakproofness, when being sealed using the machine, stationary ring 2 and rotating ring
The inner wall of ontology 3 pastes the first wearing layer 8 of connection and the second wearing layer 10, when being rotated convenient for reducing shaft 11, bring mill
Damage, convenient for protecting to stationary ring 2 and rotating ring ontology 3, improves service life, and uses here it is mine pump Special wear-resistant machine envelope
Whole process.
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 mine pump Special wear-resistant machine envelope, including machine sealed cover (1), stationary ring (2) and rotating ring ontology (3), it is characterised in that:
The left end of the machine sealed cover (1) is threaded with stationary ring (2), and the left end of stationary ring (2) is rotatably connected to rotating seat (5), institute
The left end for stating rotating seat (5) is threaded with axle sleeve (6), and the inside left of rotating seat (5) is equipped with spring (4), described dynamic
Ring body (3) is fixedly connected on the right end of spring (4), and the inside of spring (4) and axle sleeve (6) is run through and is connected with shaft
(11), the shaft (11) is threadably mounted on axle sleeve (6) by sleeve (12), and is installed between shaft (11) and sleeve (12)
Have ball (13), the inner wall of the stationary ring (2) is pasted with the first wearing layer (8), and the inner wall of the rotating ring ontology (3) pastes connection
Have the second wearing layer (10), and the right end of rotating ring ontology (3) is fixedly connected with convex block (9).
2. a kind of mine pump Special wear-resistant machine envelope according to claim 1, it is characterised in that: the left end of the stationary ring (2)
The internal diameter of opening size and rotating ring ontology (3) is equal, and the left end surface of stationary ring (2) opens up fluted (7), and groove
(7) structure annular in shape.
3. a kind of mine pump Special wear-resistant machine envelope according to claim 1, it is characterised in that: the rotating ring ontology (3)
The convex block (9) of right end face mutually agrees with groove (7), and convex block (9) is in cirque structure, and the thickness of convex block (9)
Less than groove (7) inner wall spacing dimension.
4. a kind of mine pump Special wear-resistant machine envelope according to claim 1, it is characterised in that: first wearing layer (8)
It is polyurethane material with the second wearing layer (10), and the inside of the polyurethane material is added with 3% carbon.
5. a kind of mine pump Special wear-resistant machine envelope according to claim 1, it is characterised in that: the vertical of the shaft (11) cuts
Face diameter dimension is less than the longitudinal section internal diameter of spring (4), and shaft (11) is equal with the internal diameter of rotating ring ontology (3),
And shaft (11) is in contact by the second wearing layer (10) with rotating ring ontology (3).
6. a kind of mine pump Special wear-resistant machine envelope according to claim 1, it is characterised in that: the ball (13) is in sleeve
(12) inside is uniformly distributed, and the inner wall of sleeve (12) is in contact with shaft (11), and the right end and axle sleeve of sleeve (12)
(6) connection type is to be threadedly coupled.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920040803.8U CN209278205U (en) | 2019-01-10 | 2019-01-10 | A kind of mine pump Special wear-resistant machine envelope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920040803.8U CN209278205U (en) | 2019-01-10 | 2019-01-10 | A kind of mine pump Special wear-resistant machine envelope |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209278205U true CN209278205U (en) | 2019-08-20 |
Family
ID=67605300
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920040803.8U Expired - Fee Related CN209278205U (en) | 2019-01-10 | 2019-01-10 | A kind of mine pump Special wear-resistant machine envelope |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209278205U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112222209A (en) * | 2020-09-28 | 2021-01-15 | 江苏锦航机械制造有限公司 | Cold rolling looper roller with stand wear and tear anti roughness |
-
2019
- 2019-01-10 CN CN201920040803.8U patent/CN209278205U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112222209A (en) * | 2020-09-28 | 2021-01-15 | 江苏锦航机械制造有限公司 | Cold rolling looper roller with stand wear and tear anti roughness |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190820 Termination date: 20220110 |