CN207880081U - A kind of sand mixer gland seal device - Google Patents
A kind of sand mixer gland seal device Download PDFInfo
- Publication number
- CN207880081U CN207880081U CN201820245757.0U CN201820245757U CN207880081U CN 207880081 U CN207880081 U CN 207880081U CN 201820245757 U CN201820245757 U CN 201820245757U CN 207880081 U CN207880081 U CN 207880081U
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- plate
- sand mixer
- top cover
- inner sealing
- spiral salient
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Abstract
The utility model discloses a kind of sand mixer gland seal devices, including line shaft and lower sealing cover, rolling bearing is installed on the outside of the line shaft, and sand mixer batch mixing plate is provided on the outside of rolling bearing, the lower sealing cover is located at the top of sand mixer batch mixing plate, and it is provided with top cover labyrinth above sand mixer batch mixing plate, the inside that internal chute described in spiral salient is equipped on the inside of the top cover labyrinth is equipped with inner sealing plate, and external seal plate is installed on the outside of inner sealing plate, and fixed plate is installed above external seal plate.The sand mixer gland seal device is provided with spiral salient, during use, when top cover labyrinth drives spiral salient to be rotated, because the angle of inclination of spiral salient and the rotation direction of line shaft are consistent, so spiral salient can generate fluid certain exclusion power when rotation, to by the inside of device for draining fluid, increase the leakproofness of the device.
Description
Technical field
The utility model is related to sand mixer technical field, specially a kind of sand mixer gland seal device.
Background technology
Existing sand mixer during use, since line shaft lacks corresponding gland seal device device so that mulling
Sandstone inside machine affects to rolling bearing by the inside of rolling bearing bleeder, to direct shadow
The work of sand mixer is rung, and existing sand mixer gland seal device sealing performance is poor, installation is excessively complicated.
In view of the above-mentioned problems, carrying out innovative design on the basis of original sand mixer gland seal device.
Utility model content
The purpose of this utility model is to provide a kind of sand mixer gland seal devices, mixed to solve to propose in above-mentioned background technology
The problem that sand arbor seal apparatus sealing performance is poor and installation is excessively complicated.
To achieve the above object, the utility model provides the following technical solutions：A kind of sand mixer gland seal device, including power
Axis and lower sealing cover are equipped with rolling bearing on the outside of the line shaft, and are provided with sand mixer batch mixing on the outside of rolling bearing
Plate, the lower sealing cover is located at the top of sand mixer batch mixing plate, and is provided with top cover labyrinth above sand mixer batch mixing plate, described
Spiral salient is installed on the inside of top cover labyrinth, supporting walls, and the upper surface of supporting walls are installed in the middle part of the lower sealing cover
Internal chute is offered, and external chute is installed on the outside of internal chute, the inside of the internal chute is equipped with inner sealing plate, and interior
External seal plate is installed on the outside of sealing plate, and fixed plate is installed above external seal plate.
Preferably, the center line of the line shaft and the center line of rolling bearing overlap, and rolling bearing and power
Axis is interference fit.
Preferably, the top cover labyrinth is that screw is connect, and the medial surface of top cover labyrinth is staggeredly distributed with spiral shell with line shaft
Rotation protrusion, the inclined structure of spiral salient, and the angle of inclination of spiral salient is consistent with the rotation direction of line shaft.
Preferably, the center line of the lower sealing cover and the center line of top cover labyrinth overlap, and lower sealing cover and branch
Support wall is an integral structure, and supporting walls and top cover labyrinth are male-female engagement.
Preferably, the inner sealing plate is provided with 4, and inner sealing plate is to be fixedly connected with top cover labyrinth, inner sealing plate
It is to be staggeredly laid out, and inner sealing plate is equal with external seal plate thickness with external seal plate.
Preferably, the center line of the internal chute and the center line of external chute overlap, and internal chute and external chute
Internal diameter is all higher than inner sealing plate.
Compared with prior art, the utility model has the beneficial effects that：The sand mixer gland seal device is provided with spiral salient,
During use, when top cover labyrinth drives spiral salient to be rotated, the angle of inclination because of spiral salient and line shaft
Rotation direction it is consistent, so spiral salient can generate fluid certain exclusion power when rotation, to by device for draining fluid
Inside, increase the leakproofness of the device, be provided with supporting walls, and supporting walls and top cover labyrinth are male-female engagement, are further increased
The leakproofness of device, is provided with inner sealing plate and external seal plate, when top cover labyrinth rotates, can drive inner sealing plate and outer close
Sealing plate is rotated in internal chute and external chute respectively, wall is preferably rotated so as to form sealing performance, effectively to fluid
It is isolated, increases the leakproofness of device, improves the practicability of device, and the device only need to be close under by top cover labyrinth with screw
Capping is fixed, to facilitate the installation of device.
Description of the drawings
Fig. 1 is the utility model positive structure schematic；
Fig. 2 is enlarged structure schematic diagram at A in the utility model Fig. 1；
Fig. 3 is the utility model top cover labyrinth present invention looks up structural representation；
Fig. 4 is the utility model lower sealing cover overlooking structure diagram；
Fig. 5 is the utility model spiral salient main structure diagram.
In figure：1, line shaft, 2, rolling bearing, 3, sand mixer batch mixing plate, 4, top cover labyrinth, 5, lower sealing cover, 6, spiral
Protrusion, 7, supporting walls, 8, inner sealing plate, 9, external seal plate, 10, fixed plate, 11, internal chute, 12, external chute.
Specific implementation mode
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
The every other embodiment obtained, shall fall within the protection scope of the present invention.
- 5 are please referred to Fig.1, the utility model provides a kind of technical solution：A kind of sand mixer gland seal device, including line shaft
1, rolling bearing 2, sand mixer batch mixing plate 3, top cover labyrinth 4, lower sealing cover 5, spiral salient 6, supporting walls 7, inner sealing plate 8, outer
The outside of sealing plate 9, fixed plate 10, internal chute 11 and external chute 12, line shaft 1 is equipped with rolling bearing 2, and rolling bearing 2
Outside be provided with sand mixer batch mixing plate 3, the center line of the center line and rolling bearing 2 of line shaft 1 overlaps, and the axis of rolling
It is interference fit that 2, which are held, with line shaft 1, it is ensured that the normal rotation of line shaft 1 ensures that machine can be used normally, lower sealing cover 5
The top of the top of sand mixer batch mixing plate 3, and sand mixer batch mixing plate 3 is provided with top cover labyrinth 4, top cover labyrinth 4 and line shaft 1
It is connected for screw, and the medial surface of top cover labyrinth 4 is staggeredly distributed with spiral salient 6,6 inclined structure of spiral salient, and spiral
The angle of inclination of protrusion 6 is consistent with the rotation direction of line shaft 1, and when top cover labyrinth 4 rotates, top cover labyrinth 4 can drive spiral
Protrusion 6 is rotated, due to being provided with skewed spiral salient 6, and turn at the angle of inclination of spiral salient 6 and line shaft 1
Dynamic direction is consistent, and when spiral salient 6 rotates, spiral salient 6 can generate fluid certain exclusion power, to increase the device
Leakproofness, the center line of the center line and top cover labyrinth 4 of lower sealing cover 5 overlaps, and lower sealing cover 5 is with supporting walls 7
Integral structure, and supporting walls 7 and top cover labyrinth 4 are male-female engagement, and unitary design increases the intensity of device, and uses
Male-female engagement, further increases the leakproofness of device, and the inside of top cover labyrinth 4 is equipped with spiral salient 6, in lower sealing cover 5
Portion is equipped with supporting walls 7, and the upper surface of supporting walls 7 offers internal chute 11, and the outside of internal chute 11 is equipped with outer cunning
The center line of slot 12, the center line and external chute 12 of internal chute 11 overlaps, and internal chute 11 and the internal diameter of external chute 12 are equal
More than inner sealing plate 8, it is ensured that inner sealing plate 8 can normally be rotated with external seal plate 9, increase the practicability of device, internal chute 11
Inside inner sealing plate 8 is installed, and the outside of inner sealing plate 8 is equipped with external seal plate 9, and the top peace of external seal plate 9
Equipped with fixed plate 10, inner sealing plate 8 is provided with 4, and inner sealing plate 8 is to be fixedly connected with top cover labyrinth 4, inner sealing plate 8 with
External seal plate 9 is staggeredly to be laid out, and inner sealing plate 8 is equal with 9 thickness of external seal plate, using being staggeredly laid out, not only so that dress
Certain envelope wall can be formed when rotated by setting, and avoid the device it is stationary when the poor problem of leakproofness.
Operation principle：When using the sand mixer gland seal device, first by screw by top cover labyrinth 4 and lower sealing cover 5
It is respectively fixed on line shaft 1 and sand mixer batch mixing plate 3, to begin to use, during line shaft 1 rotates, line shaft 1
Top cover labyrinth 4 can be driven to be rotated, to drive spiral salient 6 to be rotated, the angle of inclination because of spiral salient 6 and power
The rotation direction of axis 1 is consistent, so the spiral salient 6 in rotary course can generate fluid certain exclusion power, and then will stream
The inside of body discharger, to increase the leakproofness of the device, and the rotation of top cover labyrinth 4 can drive inner sealing plate 8 and outer
Sealing plate 9 is rotated, so that inner sealing plate 8 and external seal plate 9 be in 12 internal rotating of internal chute 11 and external chute, due to
High-speed rotating characteristic, inner sealing plate 8 and external seal plate 9 in rotary course can form the envelope wall of favorable sealing property, from
And effectively fluid is isolated, the practicability of device is increased, the content not being described in detail in this specification belongs to this
The prior art well known to skilled artisan.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of sand mixer gland seal device, including line shaft（1）And lower sealing cover（5）, it is characterised in that：The line shaft（1）
Outside rolling bearing is installed（2）, and rolling bearing（2）Outside be provided with sand mixer batch mixing plate（3）, the lower sealing cover
（5）Positioned at sand mixer batch mixing plate（3）Top, and sand mixer batch mixing plate（3）Top be provided with top cover labyrinth（4）, it is described on
Sealing cover（4）Inside spiral salient is installed（6）, the lower sealing cover（5）Middle part supporting walls are installed（7）, and support
Wall（7）Upper surface offer internal chute（11）, and internal chute（11）Outside external chute is installed（12）, the internal chute
（11）Inside inner sealing plate is installed（8）, and inner sealing plate（8）Outside external seal plate is installed（9）, and external seal plate
（9）Top fixed plate is installed（10）.
2. a kind of sand mixer gland seal device according to claim 1, it is characterised in that：The line shaft（1）Center line
With rolling bearing（2）Center line overlap, and rolling bearing（2）With line shaft（1）For interference fit.
3. a kind of sand mixer gland seal device according to claim 1, it is characterised in that：The top cover labyrinth（4）With power
Axis（1）It is connected for screw, and top cover labyrinth（4）Medial surface be staggeredly distributed with spiral salient（6）, spiral salient（6）It is inclined
Structure, and spiral salient（6）Angle of inclination and line shaft（1）Rotation direction it is consistent.
4. a kind of sand mixer gland seal device according to claim 1, it is characterised in that：The lower sealing cover（5）Center
Line and top cover labyrinth（4）Center line overlap, and lower sealing cover（5）With supporting walls（7）It is an integral structure, and supports
Wall（7）With top cover labyrinth（4）For male-female engagement.
5. a kind of sand mixer gland seal device according to claim 1, it is characterised in that：The inner sealing plate（8）It is provided with 4
It is a, and inner sealing plate（8）With top cover labyrinth（4）To be fixedly connected, inner sealing plate（8）With external seal plate（9）To be staggeredly laid out, and
And inner sealing plate（8）With external seal plate（9）Thickness is equal.
6. a kind of sand mixer gland seal device according to claim 1, it is characterised in that：The internal chute（11）Center line
With external chute（12）Center line overlap, and internal chute（11）With external chute（12）Internal diameter be all higher than inner sealing plate（8）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820245757.0U CN207880081U (en) | 2018-02-11 | 2018-02-11 | A kind of sand mixer gland seal device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820245757.0U CN207880081U (en) | 2018-02-11 | 2018-02-11 | A kind of sand mixer gland seal device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207880081U true CN207880081U (en) | 2018-09-18 |
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ID=63498210
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820245757.0U Active CN207880081U (en) | 2018-02-11 | 2018-02-11 | A kind of sand mixer gland seal device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207880081U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108167444A (en) * | 2018-02-11 | 2018-06-15 | 江西亿丰精密铸造有限公司 | A kind of sand mixer gland seal system |
-
2018
- 2018-02-11 CN CN201820245757.0U patent/CN207880081U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108167444A (en) * | 2018-02-11 | 2018-06-15 | 江西亿丰精密铸造有限公司 | A kind of sand mixer gland seal system |
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