CN213393509U - Novel feeding sealing assembly and mill comprising same - Google Patents
Novel feeding sealing assembly and mill comprising same Download PDFInfo
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- CN213393509U CN213393509U CN202022097951.9U CN202022097951U CN213393509U CN 213393509 U CN213393509 U CN 213393509U CN 202022097951 U CN202022097951 U CN 202022097951U CN 213393509 U CN213393509 U CN 213393509U
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- 238000007789 sealing Methods 0.000 title claims abstract description 120
- 230000007246 mechanism Effects 0.000 claims abstract description 13
- 230000000149 penetrating effect Effects 0.000 claims abstract description 6
- 239000000919 ceramic Substances 0.000 claims description 10
- 230000005489 elastic deformation Effects 0.000 claims description 2
- 206010040007 Sense of oppression Diseases 0.000 claims 1
- 238000001125 extrusion Methods 0.000 claims 1
- 238000010030 laminating Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 8
- 239000007788 liquid Substances 0.000 abstract description 4
- 230000006978 adaptation Effects 0.000 abstract description 3
- 239000002002 slurry Substances 0.000 description 5
- 230000008901 benefit Effects 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 4
- 239000012452 mother liquor Substances 0.000 description 3
- 239000003921 oil Substances 0.000 description 3
- 230000003044 adaptive effect Effects 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 239000003513 alkali Substances 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 238000004945 emulsification Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
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Abstract
The utility model relates to the technical field of mills, in particular to a novel feeding sealing component and a mill comprising the novel feeding sealing component, the novel feeding sealing assembly comprises an annular supporting frame, a rubber sealing ring is fixedly arranged on the annular supporting frame, one end of the feeding pipe penetrates through the rubber sealing ring and then is inserted into the feeding spiral bushing, and the feeding pipe also comprises a sealing element which is arranged on the periphery of the feeding pipe in a sliding and penetrating way, one end of the sealing element close to the rubber sealing ring is of a conical structure, the other end of the sealing element is of a cylindrical structure, the small end of the conical structure presses the rubber sealing ring to the direction of the feeding spiral bushing to enable the rubber sealing ring to be elastically deformed and attached to the conical surface of the conical structure, and the feeding pipe is also provided with a sealing adjusting mechanism for pushing the sealing element to extrude the rubber sealing ring. The utility model discloses can reach sealed self-adaptation aligning effect and elastic variable adaptation effect, prevent returning charge, leak thick liquid.
Description
Technical Field
The utility model relates to a mill technical field especially relates to a novel feeding seal assembly reaches mill including it.
Background
The mill is a grinding device, no matter a ball mill or a rod mill feeds materials to a rotary cylinder body through a fixed feeding pipe 1, a feeding spiral bushing 11 jointed with the feeding pipe is arranged at the position of the cylinder body corresponding to the feeding pipe 1, the rotary joint of the feeding pipe 1 and the feeding spiral bushing 11 of the existing mill only extrudes an annular sealing ring 12 through a pressing plate 13 arranged on the feeding pipe 1 to realize sealing (as shown in figure 1), under the condition that the feeding pipe 1 of the mill is static and the cylinder body rotates, the cylinder body of the mill floats by the high-pressure oil of a main bearing, the cylinder body and the feeding pipe 1 are not dynamically concentric, the original sealing cannot meet requirements, static self-adaptive centering and elastic variable adaptation of sealing, namely, the sealing is easy to lose efficacy, slurry and mother liquor return or slurry leakage are caused, and finally the following conditions are caused:
a. slurry leakage, dripping and messy workshop.
b. Leaked ore pulp flows into the main bearing cover and enters an oil way and the inside of an oil tank, so that emulsification failure of lubricating oil is caused, the temperature of the bearing bush rises, the bearing bush is abraded and damaged, and ore pulp particles between the bearing bush and the hollow shaft damage the bearing bush and the hollow shaft.
c. The machine is frequently stopped to replace the sealing ring, and the capacity of the equipment is seriously restricted.
d. The labor intensity and the maintenance frequency of workers are increased, the equipment maintenance cost is increased, the replacement period of spare parts is shortened, and the enterprise benefit is greatly reduced.
The situation puzzles the use units to be solved well, and with the implementation of national environmental protection regulations and the requirement of green factories of enterprises, the sealing problem needs to be solved at present.
SUMMERY OF THE UTILITY MODEL
The utility model provides a novel feeding seal assembly to solve the problem that current sealed can't satisfy the elastic variable adaptation of moving, quiet self-adaptation centering and sealing. A mill including the above feed seal assembly is also provided.
The utility model discloses a feeding seal assembly adopts following technical scheme:
a novel feeding sealing component is used for sealing the position where a feeding pipe is rotationally connected with a feeding spiral bushing and comprises an annular supporting frame arranged on the end surface of the feeding spiral bushing, an annular rubber sealing ring is fixedly arranged on the end surface of the annular supporting frame far away from the feeding spiral bushing, one end of the feeding pipe penetrates through the rubber sealing ring and then is inserted into the feeding spiral bushing, and the feeding pipe also comprises a sealing element which is arranged on the periphery of the feeding pipe in a sliding and penetrating way, one end of the sealing element close to the rubber sealing ring is of a conical structure, the other end of the sealing element is of a cylindrical structure, the small end of the conical structure presses the rubber sealing ring to the direction of the feeding spiral bushing to enable the rubber sealing ring to be elastically deformed and attached to the conical surface of the conical structure, and the feeding pipe is also provided with a sealing adjusting mechanism for pushing the sealing element to extrude the rubber sealing ring.
The sealing adjusting mechanism comprises at least three adjusting units distributed on the periphery of the feeding pipe, each adjusting unit comprises a fixed plate fixedly arranged on the feeding pipe, an adjusting bolt arranged on the fixed plate in a penetrating mode, and two threads arranged on the adjusting bolt and located on the adjusting bolt respectively, adjusting nuts on two sides of the fixed plate are arranged, the adjusting bolt is close to the end portion of the conical bottom of the conical structure and is provided with a pushing plate, and the pushing plate is matched with the conical bottom of the conical structure in a pushing mode.
The annular support frame includes through bolted connection first flange on the feeding spiral bush terminal surface with fix first flange is kept away from pipe fitting on the terminal surface of feeding spiral bush, rubber seal fixes the pipe fitting is kept away from the one end of feeding spiral bush, just rubber seal's internal diameter is less than the internal diameter of pipe fitting.
One end, far away from the feeding spiral bushing, of the pipe fitting is provided with a second flange and a third flange, wherein the second flange is fixed to the end portion of the pipe fitting, the third flange is connected with the second flange through bolts, and the rubber sealing ring is located between the second flange and the third flange and clamped and fixed by the second flange and the third flange.
The cylindrical structure of the sealing element is provided with a locking ring for locking the sealing element on the feeding pipe.
The conical surface of the conical structure is coaxially provided with an annular groove, the groove is internally provided with a plurality of ceramic plates which are distributed around the axis of the conical structure at intervals, and each ceramic plate extends along the conical surface.
The utility model discloses a mill adopts following technical scheme:
a mill comprises a feeding pipe and a feeding spiral bushing, wherein a novel feeding sealing assembly is arranged at the position of the rotary joint of the feeding pipe and the feeding spiral bushing and comprises an annular supporting frame arranged on the end surface of the feeding spiral bushing, an annular rubber sealing ring is fixedly arranged on the end surface of the annular supporting frame far away from the feeding spiral bushing, one end of the feeding pipe penetrates through the rubber sealing ring and then is inserted into the feeding spiral bushing, the mill also comprises a sealing element which is slidably arranged on the periphery of the feeding pipe in a penetrating manner, one end of the sealing element close to the rubber sealing ring is of a conical structure, the other end of the sealing element is of a cylindrical structure, and the small end of the conical structure presses the rubber sealing ring to enable the rubber sealing ring to be elastically deformed and to be attached to the conical surface of the conical structure in the direction of the feeding, and the feeding pipe is also provided with a sealing adjusting mechanism which is used for propelling the sealing element to extrude the rubber sealing ring so as to adjust the joint area of the conical surface and the rubber sealing ring.
The sealing adjusting mechanism comprises at least three adjusting units distributed on the periphery of the feeding pipe, each adjusting unit comprises a fixed plate fixedly arranged on the feeding pipe, an adjusting bolt arranged on the fixed plate in a penetrating mode, and two threads arranged on the adjusting bolt and located on the adjusting bolt respectively, adjusting nuts on two sides of the fixed plate are arranged, the adjusting bolt is close to the end portion of the conical bottom of the conical structure and is provided with a pushing plate, and the pushing plate is matched with the conical bottom of the conical structure in a pushing mode.
The annular support frame includes through bolted connection first flange on the feeding spiral bush terminal surface with fix first flange is kept away from pipe fitting on the terminal surface of feeding spiral bush, rubber seal fixes the pipe fitting is kept away from the one end of feeding spiral bush, just rubber seal's internal diameter is less than the internal diameter of pipe fitting.
One end, far away from the feeding spiral bushing, of the pipe fitting is provided with a second flange and a third flange, wherein the second flange is fixed to the end portion of the pipe fitting, the third flange is connected with the second flange through bolts, and the rubber sealing ring is located between the second flange and the third flange and clamped and fixed by the second flange and the third flange.
The cylindrical structure of the sealing element is provided with a locking ring for locking the sealing element on the feeding pipe.
The conical surface of the conical structure is coaxially provided with an annular groove, the groove is internally provided with a plurality of ceramic plates which are distributed around the axis of the conical structure at intervals, and each ceramic plate extends along the conical surface.
The utility model has the advantages that: the utility model realizes the self-adaptive centering effect and the sealed elastic variable effect of the rotary seal by the sealing matching of the conical surface of the conical structure of the sealing element and the corresponding surface of the rubber sealing ring, because the rubber sealing ring can be jacked by the conical structure to deform, when the feeding spiral bushing rotates and the feeding pipe is fixed and the two parts are dynamically non-concentric, the sealing rubber ring generates adaptive elastic deformation, so that the contact area of each part of the sealing rubber ring and the conical surface of the conical structure is adaptively increased and decreased, thereby ensuring the continuous and effective sealing of each part, achieving the adaptive centering effect and the sealed elastic variable adapting effect, effectively preventing the slurry and mother liquor from returning or leaking, in addition, the sealing adjustment mechanism can realize the adjustment and correction of the sealing performance of the sealing element and the rubber sealing ring, and can have good sealing capability and strengthen the sealing effect when dealing with different working conditions, and simultaneously, the utility model discloses still have the convenient advantage of maintenance, because sealed effectual, leak thick liquid volume is very few, and is less to the damage of each sealing member, consequently, the utility model discloses still have long service life's characteristics.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
FIG. 1 is a schematic view of a prior art seal configuration;
fig. 2 is a schematic structural view of an embodiment of the novel feed seal assembly of the present invention;
FIG. 3 is an enlarged schematic view of detail A of FIG. 2;
FIG. 4 is an enlarged perspective view of the novel feed seal assembly of FIG. 2
FIG. 5 is a schematic view of the annular cage and feed screw liner of FIG. 4 shown hidden therein;
FIG. 6 is a schematic view of the structure of the sealing member 1;
FIG. 7 is a schematic view of the seal configuration 2;
in the figure: 1. a feeding pipe 11, a feeding spiral bushing 12, a sealing ring 13 and a pressing plate, which correspond to the background technology;
2. the feeding pipe 21, the feeding screw bushing 3, the first flange 31, the pipe fitting 32, the second flange 33, the third flange 4, the rubber sealing ring 5, the conical structure 51, the cylindrical structure 52, the locking ring 53, the ceramic plate 6, the fixing plate 61, the adjusting bolt 62, the adjusting nut 63 and the pushing plate correspond to the specific embodiment.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The embodiment of the utility model relates to a novel feeding sealing component, as shown in fig. 2 to 7, a novel feeding sealing component is used for sealing the position of the connection of a feeding pipe 2 and a feeding spiral bushing 21, comprising an annular support frame arranged on the end surface of the feeding spiral bushing 21, an annular rubber sealing ring 4 is fixedly arranged on the end surface of the annular support frame far away from the feeding spiral bushing 21, one end of the feeding pipe 2 is inserted into the feeding spiral bushing 21 after passing through the rubber sealing ring 4, the novel feeding sealing component also comprises a sealing element which is slidably arranged on the periphery of the feeding pipe 2, one end of the sealing element close to the rubber sealing ring 4 is a conical structure 5, the other end is a cylindrical structure 51, the small end of the conical structure 5 presses the rubber sealing ring 4 to the direction of the feeding spiral bushing 21 to enable the rubber sealing ring 4 to be elastically deformed and be attached on the conical surface of the conical structure 5, and the, the feed pipe 2 is also provided with a seal adjusting mechanism for pushing the sealing element to press the rubber seal 4.
In this embodiment, the sealing adjustment mechanism includes four adjustment units distributed on the periphery of the feeding pipe 2, each adjustment unit includes a fixing plate 6 fixedly disposed on the feeding pipe 2, an adjustment bolt 61 threaded on the fixing plate 6, and two adjustment nuts 62 threaded on the adjustment bolt 61 and respectively located on two sides of the fixing plate 6, a pushing plate 63 is disposed at an end of the adjustment bolt 61 close to the conical bottom of the conical structure 5, and the pushing plate 63 is in pushing fit with the conical bottom of the conical structure 5.
In other embodiments, there may be at least three adjustment units; the sealing adjusting mechanism can also be other mechanisms, such as an electric push rod arranged on the feeding pipe, an air cylinder and the like.
In order to make the rubber seal ring 4 have enough deformation space, the ring-shaped support frame comprises a first flange 3 connected to the end face of the feeding spiral bushing 21 through a bolt and a pipe fitting 31 fixed on the end face of the first flange 3 far away from the feeding spiral bushing 21, the rubber seal ring 4 is fixed at one end of the pipe fitting 31 far away from the feeding spiral bushing 21, the inner diameter of the rubber seal ring 4 is smaller than that of the pipe fitting 31, and the rubber seal ring 4 is made of acid-base-resistant and wear-resistant rubber.
In order to facilitate the replacement of the rubber sealing ring 4, the end of the pipe 31 away from the feeding screw bushing 21 is provided with a second flange 32 and a third flange 33, wherein the second flange 32 is fixed at the end of the pipe 31, the third flange 33 is connected with the second flange 32 through bolts, and the rubber sealing ring 4 is located between the second flange 32 and the third flange 33 so as to be clamped and fixed by the two.
In order to prevent slurry from leaking out of the gap between the cylindrical structure 51 and the feeder pipe 2, the cylindrical structure 51 of the sealing member is provided with a locking ring 52 for hooping it on the feeder pipe 2, the locking ring 52 comprising two half-rings, which are fastened together by bolts, so that the cylindrical structure 51 is tightly locked to the feeder pipe 2 by the locking ring 52, preventing the sealing member from rotating on the feeder pipe 2.
In order to improve the wear resistance and the lubricating property of the conical structure 5 on the premise of ensuring the sealing capability, an annular groove is coaxially arranged on the conical surface of the conical structure 5, a plurality of ceramic plates 53 distributed around the axis of the conical structure 5 at intervals are arranged in the groove, each ceramic plate 53 extends along the conical surface, the conical structure 5 and the cylindrical structure 51 of the sealing element are integrally made of acid-alkali-resistant and wear-resistant rubber, and each ceramic plate 53 is integrally formed with the conical structure 5 through high-pressure hot melting.
The feeding sealing assembly can set the parameters of each component according to the actual use requirement, thereby forming a series of products.
When the sealing device is used specifically, the force of each adjusting unit for pushing the sealing element is adjusted according to working conditions, so that the required sealing performance is obtained, the conical surface of the conical structure 5 of the sealing element is elastically deformed and attached to the corresponding surface of the rubber sealing ring 4, when the sealing device is operated, the feeding spiral bushing 21 of the barrel body rotates, the feeding pipe 2 is fixed, so that the conical surface of the conical structure 5 of the sealing element and the corresponding surface of the rubber sealing ring 4 rotate mutually, the rubber sealing ring 4 can be deformed by being pushed by the conical structure 5, when the feeding spiral bushing 21 rotates and the feeding pipe 2 is fixed and the feeding pipe 2 and the feeding pipe are dynamically eccentric, the sealing rubber ring is elastically deformed adaptively, so that the contact area of each part of the sealing rubber ring and the conical surface of the conical structure 5 is adaptively increased and decreased, further, the sealing of each part is ensured to be continuously effective, and the, effectively prevent ground paste and mother liquor returning charge or leak thick liquid, in addition, can realize sealing member and 4 sealing performance's of rubber seal regulation correction through sealed adjustment mechanism, can all have good sealing capacity and strengthen sealed effect when handling different operating modes, simultaneously, the utility model discloses still have the convenient advantage of maintenance, because sealed effectual, leak thick liquid volume is very few, less to the damage of each sealing member, consequently, the utility model discloses still have long service life's characteristics.
The utility model provides a mill, includes feeder pipe and feeding spiral bush, the feeder pipe with feeding spiral bush joint position department is equipped with novel feeding seal assembly, novel feeding seal assembly as above novel feeding seal assembly, so no longer describe.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a novel feeding seal assembly for the position of sealed feeder tube and the rotatory handing-over of feeding spiral bush, its characterized in that: including setting up ring support frame on the feeding spiral bush terminal surface, ring support frame keeps away from fixed mounting has annular rubber seal on the terminal surface of feeding spiral bush, the one end of feeding pipe is passed insert behind the rubber seal feeding spiral bush still wears the dress including sliding and is in sealing member in the periphery of feeding pipe, the sealing member is close to rubber seal's one end is conical structure, the other end is the cylinder structure, conical structure's tip to the direction oppression at feeding spiral bush place rubber seal makes its elastic deformation and laminating be in on conical structure's the conical surface, still be equipped with on the feeding pipe and be used for impeling the sealing member makes its extrusion rubber seal's sealed adjustment mechanism.
2. The novel feed seal assembly of claim 1, wherein: the sealing adjusting mechanism comprises at least three adjusting units distributed on the periphery of the feeding pipe, each adjusting unit comprises a fixed plate fixedly arranged on the feeding pipe, an adjusting bolt arranged on the fixed plate in a penetrating mode, and two threads arranged on the adjusting bolt and located on the adjusting bolt respectively, adjusting nuts on two sides of the fixed plate are arranged, the adjusting bolt is close to the end portion of the conical bottom of the conical structure and is provided with a pushing plate, and the pushing plate is matched with the conical bottom of the conical structure in a pushing mode.
3. The novel feed seal assembly of claim 1, wherein: the annular support frame includes through bolted connection first flange on the feeding spiral bush terminal surface with fix first flange is kept away from pipe fitting on the terminal surface of feeding spiral bush, rubber seal fixes the pipe fitting is kept away from the one end of feeding spiral bush, just rubber seal's internal diameter is less than the internal diameter of pipe fitting.
4. A novel feed seal assembly as defined in claim 3 wherein: one end, far away from the feeding spiral bushing, of the pipe fitting is provided with a second flange and a third flange, wherein the second flange is fixed to the end portion of the pipe fitting, the third flange is connected with the second flange through bolts, and the rubber sealing ring is located between the second flange and the third flange and clamped and fixed by the second flange and the third flange.
5. The novel feed seal assembly of claim 1, wherein: the cylindrical structure of the sealing element is provided with a locking ring for locking the sealing element on the feeding pipe.
6. The novel feed seal assembly of claim 1, wherein: the conical surface of the conical structure is coaxially provided with an annular groove, the groove is internally provided with a plurality of ceramic plates which are distributed around the axis of the conical structure at intervals, and each ceramic plate extends along the conical surface.
7. A mill comprises a feeding pipe and a feeding spiral bushing, wherein a novel feeding sealing assembly is arranged at the joint position of the feeding pipe and the feeding spiral bushing, and the mill is characterized in that: the novel feed seal assembly as claimed in any one of claims 1 to 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022097951.9U CN213393509U (en) | 2020-09-23 | 2020-09-23 | Novel feeding sealing assembly and mill comprising same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022097951.9U CN213393509U (en) | 2020-09-23 | 2020-09-23 | Novel feeding sealing assembly and mill comprising same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213393509U true CN213393509U (en) | 2021-06-08 |
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ID=76181596
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022097951.9U Active CN213393509U (en) | 2020-09-23 | 2020-09-23 | Novel feeding sealing assembly and mill comprising same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213393509U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119319023A (en) * | 2024-12-19 | 2025-01-17 | 洛阳永大重工科技有限公司 | Dedicated conveyer in mine |
-
2020
- 2020-09-23 CN CN202022097951.9U patent/CN213393509U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119319023A (en) * | 2024-12-19 | 2025-01-17 | 洛阳永大重工科技有限公司 | Dedicated conveyer in mine |
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