CN217568981U - Novel sealing device for grinding roller door of vertical mill - Google Patents
Novel sealing device for grinding roller door of vertical mill Download PDFInfo
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- CN217568981U CN217568981U CN202220615258.2U CN202220615258U CN217568981U CN 217568981 U CN217568981 U CN 217568981U CN 202220615258 U CN202220615258 U CN 202220615258U CN 217568981 U CN217568981 U CN 217568981U
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- grinding roller
- roller door
- silica gel
- rubber plate
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Abstract
The application discloses a novel vertical mill grinding roller door sealing device, which relates to the technical field of vertical mill grinding roller door sealing equipment and comprises a grinding roller door, a sealing piece and a second rubber plate which is added on the basis of the design of an original rubber plate sealing structure, wherein angle steel is welded on the outer sides of the grinding roller door and the sealing piece, silica gel cloth is arranged between the two groups of angle steel, and two ends of the silica gel cloth are respectively connected with the corresponding angle steel through fasteners; one side that the silica gel cloth is pressed close to the rubber slab is said to the second and evenly is provided with support piece, the one side that the silica gel cloth was kept away from to the rubber slab is said to the second evenly is provided with the wind speed bolster. This application is convenient for reduce and immediately grinds the air leakage volume, reduces and immediately grinds the energy consumption, and the sealed life of extension grinding roller door can alleviate staff intensity of labour simultaneously, guarantees to grind the normal operating immediately.
Description
Technical Field
The utility model relates to a grind roller door sealing equipment technical field immediately, concretely relates to novel immediately, grind roller door sealing device.
Background
The original sealing design of the vertical grinding roller door is a rubber plate sealing structure, a circle of rubber plates are fixed around the grinding roller protecting sleeve by using a pressing plate, and the rubber plates are tightly attached to the sealing element. When the vertical mill runs, the sealing element swings along with the grinding roller and slides relative to the rubber plate, and the sealing performance can be ensured only by frequently replacing the rubber plate due to the fact that negative pressure in the mill is large, the temperature is high, the rubber plate is worn and aged quickly, the sealing effect is poor, and the rubber plate is required to be replaced. The grinding roller sealing piece of the vertical mill is located on the upper portion of the upper air ring, the wind speed is high, the abrasion is fast, the sealing piece is machined and manufactured by using the abrasion-resistant composite board on site, the working surface of the composite board faces outwards, the surface roughness is high, the abrasion condition of the rubber board is aggravated, and the maintenance workload is increased day by day.
Based on this, we propose novel vertical mill grinding roller door sealing device.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the above-mentioned problem that exists among the prior art, provide novel immediately, grind grinding roller door sealing device, reduce and immediately grind the amount of wind that leaks, reduce and immediately grind the energy consumption, extension grinding roller door seals life can alleviate staff intensity of labour simultaneously, guarantees the normal operating that immediately grinds.
In order to realize the technical purpose, the technical effect is achieved, the utility model discloses a realize through following technical scheme:
the novel vertical mill grinding roller door sealing device comprises a grinding roller door, a sealing piece and a second rubber plate which is additionally arranged on the basis of the design of the original rubber plate sealing structure, wherein angle steel is welded on the outer sides of the grinding roller door and the sealing piece, silica gel cloth is arranged between the two groups of angle steel, and two ends of the silica gel cloth are respectively connected with the corresponding angle steel through fasteners;
one side that the silica gel cloth is pressed close to the rubber slab is said to the second and evenly is provided with support piece, the one side that the silica gel cloth was kept away from to the rubber slab is said to the second evenly is provided with the wind speed bolster.
Preferably, the fastener includes fastening screw, fastening nut and two sets of separation blades, two sets of separation blades are located the inboard and the outside of angle steel respectively, the tip of silicon rubber cloth is located between a set of separation blade and the angle steel, silicon rubber cloth and two sets of separation blades all peg graft the cooperation with fastening screw's the outside of screw thread end, fastening screw's the outer wall and the cooperation of fastening nut spiro union of screw thread end, fastening nut is located one side that silica rubber cloth was kept away from to another set of separation blade.
Based on the technical characteristics, the fastening nut is screwed up and screwed down on the fastening screw, so that one ends of a group of angle steel, two groups of blocking pieces and the silica gel cloth are fixed together conveniently.
Preferably, the threaded end of the fastening screw is fixedly connected with a self-locking stud, the direction of the thread on the self-locking stud is opposite to that of the thread on the threaded end of the fastening screw, one end, close to the retaining sheet, of the self-locking stud extends into the inner cavity of the fastening nut, the outer wall of the self-locking stud is screwed with the self-locking nut, and the self-locking nut is located on one side, far away from the retaining sheet, of the fastening nut.
Based on the technical characteristics, the self-locking nut is screwed on the self-locking stud, so that the possibility that the fastening nut is loosened on the fastening screw is avoided, and the fastening nut is fixed more stably.
Preferably, the angle steel, the silica gel cloth and the two groups of baffles are all provided with inserting through holes matched with the threaded ends of the fastening screws.
Based on the technical characteristics, the splicing installation and the disassembly of the fastening screws on the angle steel, the silica gel cloth and the two groups of separation blades are convenient.
Preferably, the support member includes a support column, one end of the support column is screwed with the second rubber plate, and the other end of the support column is fixedly connected with a support sheet.
Based on the technical characteristics, the outer layer silicon rubber cloth is convenient to support.
Preferably, the wind speed bolster includes the cotter, the cotter is the spiro union with second rubber slab mutually, the induced air duct has been cup jointed in the outer end activity of cotter, the induced air duct is kept away from the one end of second rubber slab and is connected with the induced air cover, the induced air cover is loudspeaker form.
Based on the technical characteristics, the flowing wind direction air inducing barrel is convenient to induce and convey.
Preferably, the ventilation hole has evenly been seted up to the circumference outer wall that the induced duct is pressed close to the one end of second way rubber slab, the output in ventilation hole and the distance between the second way rubber slab are greater than the input in ventilation hole and the distance between the second way rubber slab.
Based on above-mentioned technical characteristics for the ventilation hole is the slope form, then makes the one side that the second was said to the flowing wind direction of its output kept away from the rubber slab flow, and then leads to the fact the fast possibility of wearing and tearing to the second when slowing down the wind speed height.
To sum up, the utility model discloses a following at least one beneficial effect:
first, this application is through on the basis of former rubber slab seal structure design, increases the second and says that the rubber slab is sealed as the second, then at grinding roller door, the outside welding angle steel of sealing member, and it is sealed as the third way flexible coupling to install the silica gel cloth between two sets of angle steel again to be convenient for reduce and found mill air leakage, reduce and found mill energy consumption, extension grinding roller door seals up life, can alleviate staff intensity of labour simultaneously, guarantees to stand the normal operating of mill.
And secondly, through the matching of the second rubber plate and the supporting piece, the second sealing is realized on the basis of enhancing the sealing effect, and the outer layer of silica gel cloth is simultaneously supported, so that the service life of the silica gel cloth is conveniently prolonged.
Drawings
Fig. 1 is a schematic view of the structure of the utility model in use;
fig. 2 is a schematic view of the connection state between the angle steel, the silicon rubber cloth and the fastener of the present invention;
FIG. 3 is a schematic structural view of the fastener of the present invention;
fig. 4 is a schematic view showing a connection state between the sealing plate, the wind speed damper and the supporting member according to the present invention;
fig. 5 is a schematic structural view of the supporting member of the present invention;
fig. 6 is a schematic structural view of the wind speed buffer member of the present invention;
in the drawings, the components represented by the respective reference numerals are listed below:
1-a second rubber plate, 2-angle steel, 3-silica gel cloth, 4-fasteners, 401-blocking plates, 402-fastening screws, 403-self-locking studs, 404-self-locking nuts, 405-fastening nuts, 5-air speed buffers, 501-induced air cylinders, 502-induced air covers, 503-vent holes, 504-cotters, 6-supporting pieces, 601-supporting pieces and 602-supporting columns.
Detailed Description
The present invention will be described in further detail with reference to the accompanying fig. 1 to 6.
Example 1
The utility model provides a pair of embodiment: as shown in fig. 1 and 2, the novel vertical mill grinding roller door sealing device comprises a grinding roller door, a sealing element and a second rubber plate 1 which is added on the basis of the original rubber plate sealing structure design, so that secondary sealing is facilitated, and the air leakage of the vertical mill is effectively reduced; the outside of grinding roller door and sealing member all welds has angle steel 2, is provided with 3mm silica gel cloth between two sets of angle steel 2, and the both ends of silica gel cloth 3 are connected with angle steel 2 that correspond through fastener 4 respectively.
As shown in fig. 3, the fastening member 4 includes a fastening screw 402, a fastening nut 405 and two sets of blocking pieces 401, the two sets of blocking pieces 401 are respectively located at the inner side and the outer side of the angle iron 2, the end portion of the silicone cloth 3 is located between the one set of blocking pieces 401 and the angle iron 2, the silicone cloth 3 and the two sets of blocking pieces 401 are all in insertion fit with the outer portion of the threaded end of the fastening screw 402, and the angle iron 2, the silicone cloth 3 and the two sets of blocking pieces 401 are all provided with insertion through holes matched with the threaded end of the fastening screw 402, so that the fastening screw 402 can be conveniently inserted, installed and detached on the angle iron 2, the silicone cloth 3 and the two sets of blocking pieces 401; the outer wall of the threaded end of the fastening screw 402 is in threaded connection with the fastening nut 405, the fastening nut 405 is located on one side, away from the silicon rubber cloth 3, of the other group of blocking pieces 401, and the fastening nut 405 is screwed up on the fastening screw 402, so that one ends of the group of angle steel 2, the two groups of blocking pieces 401 and the silicon rubber cloth 3 are fixed together.
As shown in fig. 3, a threaded end of the fastening screw 402 is fixedly connected with a self-locking stud 403, the direction of the thread on the self-locking stud 403 is opposite to the direction of the thread on the threaded end of the fastening screw 402, one end of the self-locking stud 403 close to the blocking plate 401 extends into an inner cavity of the fastening nut 405, the outer wall of the self-locking stud 403 is screwed with the self-locking nut 404, the self-locking nut 404 is located on one side of the fastening nut 405 away from the blocking plate 401, the self-locking nut 404 is screwed on the self-locking stud 403, and under the condition of opposite thread directions, so that the fastening nut 405 is prevented from loosening on the fastening screw 402, the fastening nut 405 is more stable in fixation, and the silica gel cloth 3 is more firmly installed between two groups of angle steels 2 when in use.
As shown in fig. 4 and 5, one side of the second rubber plate 1 close to the silicone cloth 3 is uniformly provided with a support member 6, the support member 6 comprises a support pillar 602, one end of the support pillar 602 is screwed with the second rubber plate 1, so as to fix and detach the support member 6 to the second rubber plate 1, the other end of the support pillar 602 is fixedly connected with a support sheet 601, the second rubber plate is sealed on the basis of enhancing the sealing effect, and simultaneously, the support sheet 601 supports the outer layer of silicone cloth 3, so that the service life of the silicone cloth 3 is prolonged.
As shown in fig. 4 and 6, the wind speed buffers 5 are uniformly arranged on one side of the second rubber plate 1 away from the silica gel cloth 3; the wind speed buffer 5 comprises a pin bolt 504, an air inducing barrel 501 is movably sleeved at the outer end of the pin bolt 504, one end, far away from the second rubber plate 1, of the air inducing barrel 501 is connected with an air inducing cover 502, the pin bolt 504 is in threaded connection with the second rubber plate 1, so that the air inducing cover 502 and the air inducing barrel 501 can be conveniently installed, fixed and detached on the second rubber plate 1 together, the air inducing cover 502 is horn-shaped, when the wind speed is high, drainage and conveying in the high-speed wind direction air inducing barrel 501 are facilitated, the high-speed wind drives the air inducing cover 502 and the air inducing barrel 501 to shake on the pin bolt 504, part of wind energy is converted into kinetic energy to be consumed, and then the high wind speed is weakened.
As shown in fig. 6, ventilation holes 503 are uniformly opened on the outer wall of the circumference of the end of the induced draft duct 501 close to the second rubber plate 1, the distance between the output end of the ventilation hole 503 and the second rubber plate 1 is greater than the distance between the input end of the ventilation hole 503 and the second rubber plate 1, so that the ventilation hole 503 is inclined, the flowing wind output from the ventilation hole 503 at a weakened high wind speed flows away from one side of the second rubber plate 1, and the possibility of fast abrasion of the second rubber plate 1 is reduced when the wind speed is high.
Example 2
The company is a 5000T/d clinker production line, and the specification and the model of a matched raw material vertical mill are as follows: HRM4800.
The original sealing design of the vertical grinding roller door is a rubber plate sealing structure, a circle of rubber plates are fixed around the grinding roller protecting sleeve by using a pressing plate, and the rubber plates are tightly attached to the sealing element. When the vertical mill runs, the sealing element swings along with the grinding roller and slides relative to the rubber plate, and because of the large negative pressure in the mill, the temperature is high, the rubber plate is worn and aged quickly, the sealing effect is poor, and the sealing performance can be ensured only by frequently replacing the rubber plate. Found mill grinding roller sealing member and be located wind ring upper portion, the high wearing and tearing of wind speed are fast, and the scene uses wear-resisting composite sheet processing preparation sealing member, and the composite sheet working face is outwards, and roughness is high, and the rubber slab wearing and tearing condition aggravation overhauls and maintains the work load and increase day by day.
Aiming at the problems, the second rubber plate 1 is additionally arranged on the basis of the design of the original rubber plate sealing structure to be used as a second seal, angle steel 2 is welded on the outer sides of the grinding roller door and the sealing piece, and the silica gel cloth 3 is arranged between the two groups of angle steel 2 to be used as a third flexible connection seal. Even first, the second is sealed the back of wearing and tearing, the whole sealing performance of grinding roller door also can not descend, and the reduction that can very big degree founds the mill air leakage volume, reduces and founds the mill energy consumption.
The above is the preferred embodiment of the utility model, not limit according to this the utility model discloses a protection scope, the event: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (7)
1. Novel immediately, grinding roller door sealing device, including grinding roller door, sealing member and second way rubber slab (1) that increase on the basis of former rubber slab seal structure design, its characterized in that: the outer sides of the grinding roller door and the sealing element are respectively welded with angle steels (2), a silicon rubber cloth (3) is arranged between the two groups of angle steels (2), and two ends of the silicon rubber cloth (3) are respectively connected with the corresponding angle steels (2) through fasteners (4);
one side that silica gel cloth (3) are pressed close to in second way rubber slab (1) evenly is provided with support piece (6), one side that silica gel cloth (3) were kept away from in second way rubber slab (1) evenly is provided with wind speed bolster (5).
2. The novel vertical grinding roller door sealing device of claim 1, wherein: fastener (4) are including fastening screw (402), fastening nut (405) and two sets of separation blade (401), two sets of separation blade (401) are located the inboard and the outside of angle steel (2) respectively, the tip of silica gel cloth (3) is located between a set of separation blade (401) and angle steel (2), the cooperation of all pegging graft with the outside of the screw thread end of fastening screw (402) angle steel (2), silica gel cloth (3) and two sets of separation blade (401), the outer wall and fastening nut (405) spiro union cooperation of the screw thread end of fastening screw (402), fastening nut (405) are located one side that silica gel cloth (3) were kept away from to another set of separation blade (401).
3. The novel vertical grinding roller door sealing device of claim 2, wherein: the screw thread end rigid coupling of fastening screw (402) has auto-lock double-screw bolt (403), the screw thread direction on auto-lock double-screw bolt (403) is opposite with the screw thread direction on the screw thread end of fastening screw (402), the inner chamber that fastening nut (405) was stretched into to the one end that separation blade (401) were pressed close to in auto-lock double-screw bolt (403), the outer wall spiro union of auto-lock double-screw bolt (403) has auto-lock nut (404), one side that separation blade (401) were kept away from in fastening nut (405) is located in auto-lock nut (404).
4. The novel vertical grinding roller door sealing device of claim 2, wherein: the angle steel (2), the silica gel cloth (3) and the two groups of baffle plates (401) are all provided with inserting through holes matched with threaded ends of the fastening screws (402).
5. The novel vertical grinding roller door sealing device of claim 1, wherein: the support piece (6) comprises a support column (602), one end of the support column (602) is in threaded connection with the second rubber plate (1), and the other end of the support column (602) is fixedly connected with a support sheet (601).
6. The novel vertical grinding roller door sealing device of claim 1, wherein: the wind speed buffer piece (5) comprises a pin bolt (504), the pin bolt (504) is in threaded connection with the second rubber plate (1), an air draft tube (501) is sleeved at the outer end of the pin bolt (504), and one end, far away from the second rubber plate (1), of the air draft tube (501) is connected with the air draft cover (502).
7. The novel vertical grinding roller door sealing device of claim 6, wherein: ventilation holes (503) are uniformly formed in the circumferential outer wall of one end, close to the second rubber plate (1), of the air draft tube (501), and the distance between the output end of the ventilation holes (503) and the second rubber plate (1) is larger than the distance between the input end of the ventilation holes (503) and the second rubber plate (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220615258.2U CN217568981U (en) | 2022-03-21 | 2022-03-21 | Novel sealing device for grinding roller door of vertical mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220615258.2U CN217568981U (en) | 2022-03-21 | 2022-03-21 | Novel sealing device for grinding roller door of vertical mill |
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| Publication Number | Publication Date |
|---|---|
| CN217568981U true CN217568981U (en) | 2022-10-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220615258.2U Active CN217568981U (en) | 2022-03-21 | 2022-03-21 | Novel sealing device for grinding roller door of vertical mill |
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| CN (1) | CN217568981U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116197013A (en) * | 2023-05-06 | 2023-06-02 | 合肥中亚建材装备有限责任公司 | Durable built-in bearing type grinding roller single-double support vertical mill capable of preventing oil leakage |
-
2022
- 2022-03-21 CN CN202220615258.2U patent/CN217568981U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116197013A (en) * | 2023-05-06 | 2023-06-02 | 合肥中亚建材装备有限责任公司 | Durable built-in bearing type grinding roller single-double support vertical mill capable of preventing oil leakage |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder |
Address after: 034200 Xiwa Yaotou Village, Yanmenguan Township, Dai County, Xinzhou City, Shanxi Province Patentee after: BBMG Taiwan Cement (Dai County) Environmental Protection Technology Co.,Ltd. Address before: 034200 Xiwa Yaotou Village, Yanmenguang Township, Dai County, Xinzhou City, Shanxi Province Patentee before: BBMG Taiwan Cement (Dai County) Environmental Protection Technology Co.,Ltd. |
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| CP02 | Change in the address of a patent holder |