CN209688116U - A kind of rotor gland that sealing effect is good - Google Patents
A kind of rotor gland that sealing effect is good Download PDFInfo
- Publication number
- CN209688116U CN209688116U CN201820384330.9U CN201820384330U CN209688116U CN 209688116 U CN209688116 U CN 209688116U CN 201820384330 U CN201820384330 U CN 201820384330U CN 209688116 U CN209688116 U CN 209688116U
- Authority
- CN
- China
- Prior art keywords
- main body
- sealing
- gland
- side plate
- retaining ring
- 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
- 210000004907 gland Anatomy 0.000 title claims abstract description 70
- 238000007789 sealing Methods 0.000 title claims abstract description 70
- 230000000694 effects Effects 0.000 title claims abstract description 23
- 238000005461 lubrication Methods 0.000 claims description 2
- KVNRLNFWIYMESJ-UHFFFAOYSA-N butyronitrile Chemical compound CCCC#N KVNRLNFWIYMESJ-UHFFFAOYSA-N 0.000 claims 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims 1
- 238000012423 maintenance Methods 0.000 abstract description 10
- 239000000428 dust Substances 0.000 description 12
- 239000004519 grease Substances 0.000 description 8
- 230000001050 lubricating effect Effects 0.000 description 6
- 238000002347 injection Methods 0.000 description 4
- 239000007924 injection Substances 0.000 description 4
- 238000002955 isolation Methods 0.000 description 4
- 229920000459 Nitrile rubber Polymers 0.000 description 2
- 238000012864 cross contamination Methods 0.000 description 2
- 230000008595 infiltration Effects 0.000 description 2
- 238000001764 infiltration Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 239000003082 abrasive agent Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Landscapes
- Sealing Devices (AREA)
Abstract
The utility model discloses a kind of good rotor glands of sealing effect, including the gland main body for passing through rotor central spindle and being fixed on the machine body, the side of the gland main body is provided with the axle sleeve for being fixed in rotor central spindle, side plate is provided on the axle sleeve, the side plate is fixedly connected with axle sleeve, and the side on side plate relative to gland main body is provided with the first retaining ring, the second retaining ring for merging with mutually matched second retaining ring of the first retaining ring and forming sealing is provided in the gland main body, sealing ring is additionally provided on the axle sleeve, the sealing ring is between gland main body and side plate, the sealing ring is fixedly connected with axle sleeve, side in the gland main body relative to side plate, which is additionally provided with, makes the refueling nozzle that sealing is formed between gland main body and side plate for injecting sealing medium, the refueling nozzle is fixedly connected with gland main body；The good rotor gland of the sealing effect have the advantages that it is structurally reasonable, maintenance workload and maintenance cost can be reduced.
Description
Technical field
The utility model relates to grinder technical fields, and in particular to a kind of rotor gland that sealing effect is good.
Background technique
Grinder is a kind of machining equipment ground with the lap tool for coating or being embedded in abrasive material to workpiece surface.It is main
It is used for high precision plane, inside and outside cylindrical surface, circular conical surface, spherical surface, flank and its alloytype face in grinding work-piece.Grinder
Main Types have disc grinder, rotary shaft grinder and various special grinders.The working environment of grinder is more severe,
It can be accompanied by a large amount of dust during the grinding process, but the sealing effect of the rotor gland of existing grinder is poor, dust meeting
Entered in the bearing of grinder by the gap of rotor gland, thus under causing the lubrication efficiency of bearing will, make the mill of bearing
Damage aggravation, and the vibration and noise of grinder is caused to become larger；The frequent replacement of bearing, had both increased the maintenance workload of grinder
And maintenance cost, while also reducing the working efficiency of grinder.
Utility model content
In view of this, the utility model aim is to provide structurally reasonable one kind, reduction maintenance workload and maintenance cost
The good rotor gland of sealing effect.
In order to solve the above-mentioned technical problem, the technical solution of the utility model is:
A kind of rotor gland that sealing effect is good, including the gland master for passing through rotor central spindle and being fixed on the machine body
Body, the side of the gland main body are provided with the axle sleeve for being fixed in rotor central spindle, are provided with side plate on the axle sleeve, institute
It states side plate to be fixedly connected with axle sleeve, and the side on side plate relative to gland main body is provided with the first retaining ring, the gland main body
On be provided with the second retaining ring for merging with mutually matched second retaining ring of the first retaining ring and forming sealing, be additionally provided on the axle sleeve
Sealing ring, between gland main body and side plate, the sealing ring is fixedly connected the sealing ring with axle sleeve, the gland master
Side on body relative to side plate is additionally provided with to be made to form adding for sealing between gland main body and side plate for injecting sealing medium
Nozzle, the refueling nozzle are fixedly connected with gland main body.
Preferably, first retaining ring and the second retaining ring are respectively arranged with more than one, and the first retaining ring and second gear
Circle is in interlaced setting, and first retaining ring and side plate are integrally formed, and second retaining ring and gland main body are integrally formed, and is had
Help to form labyrinth sealing, improves the isolation effect to dust.
Preferably, the sealing ring is elastic seal ring, and sealing ring is in the shape of the letter V setting, the side of the sealing ring
It is bonded to each other with side plate, the side wall of the other side and gland main body forms Elastic Contact, helps to further improve sealing effect.
Preferably, the sealing ring is nitrile rubber sealing, the wearability of sealing ring is helped to improve.
Preferably, the refueling nozzle is grease adding mouth, and refueling nozzle and gland main body, sealing ring, side plate and
First retaining ring and the second retaining ring are formed by gap and are interconnected, and the injection for facilitating lubricating grease fills and forms sealing.
The utility model has the technical effect that following aspect: turning due to being provided in the side of gland main body with axis
Dynamic axle sleeve, and the side plate being set on axle sleeve, and interlaced first is respectively provided on side plate and gland main body
Retaining ring and the second retaining ring form the labyrinth of S, improve the difficulty that dust enters in grinder between the first retaining ring and the second retaining ring
Degree, while the refueling nozzle by being arranged in gland main body is to gland main body, sealing ring, side plate and the first retaining ring and second
Retaining ring is formed by injection lubricating grease in gap, and forms sealing, and dust is made to cannot be introduced into bearing chamber；Due in gland main body
It is provided with sealing ring between side plate, can further improve the isolation effect to dust, while also avoiding lubricating grease to bearing
Indoor infiltration and form cross contamination, therefore improve the applicability of rotor gland, effectively protect bearing not by dust
It influences, improves the service life of bearing, reduce the replacement frequency of bearing, that is, reduce maintenance workload and maintenance cost,
The working efficiency of grinder is also improved simultaneously.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the good rotor gland of sealing effect of the utility model.
Specific embodiment
Specific embodiment of the present utility model is described in further detail below in conjunction with attached drawing, so that the utility model technology
Scheme is more readily understood and grasps.
In the present embodiment, it is to be understood that term " centre ", "upper", "lower", " top ", " right side ", " left end ",
" top ", " back side ", " middle part ", etc. instructions orientation or positional relationship be based on the orientation or positional relationship shown in the drawings, only
It is of the invention for ease of description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with spy
Fixed orientation construction and operation, therefore be not considered as limiting the invention.
In addition, the connection or fixed form between component if not otherwise specified in this embodiment, connection or solid
Determine mode can for fixed by bolt commonly used in the prior art or pin fix or pin shaft connection etc. modes, therefore, this
It is no longer described in detail in embodiment.
As shown in Fig. 1, the good rotor gland of a kind of sealing effect, including be used for across rotor central spindle and be fixed on body
On gland main body 1, the side of the gland main body 1 is provided with the axle sleeve 2 for being fixed in rotor central spindle, the axle sleeve 2
On be provided with side plate 3, the side plate 3 is mutually fixed in an interference fit with axle sleeve 2, and relative to gland main body 1 on side plate 3
Side be provided with the first retaining ring 31, be provided in the gland main body 1 with mutually matched second retaining ring 11 of the first retaining ring 31,
Sealing ring 4 is additionally provided on the axle sleeve 2, the sealing ring 4 is between gland main body 1 and side plate 3, the sealing ring 4
It is fixed in an interference fit with axle sleeve 2, the side in the gland main body 1 relative to side plate 3 is additionally provided with for injecting
Sealing medium makes the refueling nozzle 5 that sealing is formed between gland main body 1 and side plate 3, and the refueling nozzle 5 passes through spiral shell with gland main body 1
Line is fixed.First retaining ring 31 and the second retaining ring 11 are respectively arranged with more than one, and the first retaining ring 31 and the second retaining ring 11
In interlaced setting, first retaining ring 31 is integrally formed with side plate 3, second retaining ring 11 and 1 one of gland main body at
Type contributes to form labyrinth sealing, improves rotor gland to the isolation effect of dust.The sealing ring 4 is elastic seal ring,
And sealing ring 4 is in the shape of the letter V setting, side and the side plate 3 of the sealing ring 4 are bonded to each other, the side wall of the other side and gland main body 1
Elastic Contact is formed, the sealing effect for further increasing rotor endcap is facilitated.The sealing ring 4 is nitrile rubber sealing, is had
Help improve the wearability of sealing ring 4.The refueling nozzle 5 is grease adding mouth, and refueling nozzle 5 and gland main body 1, sealing ring
4, side plate 3 and the first retaining ring 31 are formed by gap with the second retaining ring 11 and are connected, and facilitate lubricating grease and pass through refueling nozzle 5
Injection and fill to form sealing.
The utility model has the technical effect that following aspect: turning due to being provided in the side of gland main body with axis
Dynamic axle sleeve, and the side plate being set on axle sleeve, and interlaced first is respectively provided on side plate and gland main body
Retaining ring and the second retaining ring form the labyrinth of S, improve the difficulty that dust enters in grinder between the first retaining ring and the second retaining ring
Degree, while the refueling nozzle by being arranged in gland main body is to gland main body, sealing ring, side plate and the first retaining ring and second
Retaining ring is formed by injection lubricating grease in gap, and forms sealing, and dust is made to cannot be introduced into bearing chamber；Due in gland main body
It is provided with sealing ring between side plate, can further improve the isolation effect to dust, while also avoiding lubricating grease to bearing
Indoor infiltration and form cross contamination, therefore improve the applicability of rotor gland, effectively protect bearing not by dust
It influences, improves the service life of bearing, reduce the replacement frequency of bearing, that is, reduce maintenance workload and maintenance cost,
The working efficiency of grinder is also improved simultaneously.
Certainly, the representative instance of above only the utility model, in addition to this, the utility model can also have other a variety of
Specific embodiment, all technical solutions formed using equivalent substitution or equivalent transformation all fall within the requires of the utility model protection
Within the scope of.
Claims (5)
1. a kind of good rotor gland of sealing effect, including the gland main body for passing through rotor central spindle and being fixed on the machine body,
It is characterized by: the side of the gland main body is provided with the axle sleeve for being fixed in rotor central spindle, it is arranged on the axle sleeve
There is side plate, the side plate is fixedly connected with axle sleeve, and the side on side plate relative to gland main body is provided with the first retaining ring, described
The second retaining ring for merging with mutually matched second retaining ring of the first retaining ring and forming sealing is provided in gland main body, on the axle sleeve
It is additionally provided with sealing ring, between gland main body and side plate, the sealing ring is fixedly connected the sealing ring with axle sleeve, institute
Stating the side in gland main body relative to side plate and being additionally provided with makes to be formed between gland main body and side plate for injecting sealing medium
The refueling nozzle of sealing, the refueling nozzle are fixedly connected with gland main body.
2. a kind of good rotor gland of sealing effect according to claim 1, it is characterised in that: first retaining ring and
Two retaining rings are respectively arranged with more than one, and the first retaining ring and the second retaining ring are in interlaced setting, first retaining ring and side
Plate is integrally formed, and second retaining ring and gland main body are integrally formed.
3. a kind of good rotor gland of sealing effect according to claim 1, it is characterised in that: the sealing ring is elasticity
Sealing ring, and sealing ring is in the shape of the letter V setting, side and the side plate of the sealing ring are bonded to each other, the other side and gland main body
Side wall forms Elastic Contact.
4. a kind of good rotor gland of sealing effect according to claim 3, it is characterised in that: the sealing ring is butyronitrile
Rubber seal.
5. a kind of good rotor gland of sealing effect according to claim 1, it is characterised in that: the refueling nozzle is lubrication
Rouge refueling nozzle, and refueling nozzle is formed by gap phase with gland main body, sealing ring, side plate and the first retaining ring and the second retaining ring
It is intercommunicated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820384330.9U CN209688116U (en) | 2018-03-20 | 2018-03-20 | A kind of rotor gland that sealing effect is good |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820384330.9U CN209688116U (en) | 2018-03-20 | 2018-03-20 | A kind of rotor gland that sealing effect is good |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209688116U true CN209688116U (en) | 2019-11-26 |
Family
ID=68593434
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820384330.9U Expired - Fee Related CN209688116U (en) | 2018-03-20 | 2018-03-20 | A kind of rotor gland that sealing effect is good |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209688116U (en) |
-
2018
- 2018-03-20 CN CN201820384330.9U patent/CN209688116U/en not_active Expired - Fee Related
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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: 20191126 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |