CN211051627U - Overflow pipe mill stops grinding medium device - Google Patents
Overflow pipe mill stops grinding medium device Download PDFInfo
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- CN211051627U CN211051627U CN201921346736.9U CN201921346736U CN211051627U CN 211051627 U CN211051627 U CN 211051627U CN 201921346736 U CN201921346736 U CN 201921346736U CN 211051627 U CN211051627 U CN 211051627U
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- blocking ring
- ball
- ring
- hollow shaft
- overflow tube
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- 239000000463 material Substances 0.000 claims abstract description 22
- 230000000903 blocking effect Effects 0.000 claims description 62
- 230000006835 compression Effects 0.000 claims description 5
- 238000007906 compression Methods 0.000 claims description 5
- 238000002360 preparation method Methods 0.000 abstract description 2
- 230000001502 supplementing effect Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 10
- 230000004888 barrier function Effects 0.000 description 9
- 230000008569 process Effects 0.000 description 8
- 230000009471 action Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 230000005484 gravity Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 2
- 230000003203 everyday effect Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
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Abstract
The utility model discloses an overflow pipe mill stopping grinding medium device, which belongs to the technical field of ore pulp preparation overflow pipe mills, and comprises an overflow pipe mill body, wherein the right end of the overflow pipe mill body is provided with a hollow shaft, a ball stopping ring is arranged in the hollow shaft, the ball stopping ring comprises a left stopping ring, a right stopping ring and a plurality of connecting rods, the left stopping ring is positioned at the left side of the right stopping ring, the connecting rods are positioned between the left stopping ring and the right stopping ring, one end of the left stopping ring, which is close to the right stopping ring, is provided with a plurality of evenly distributed clamping grooves, clamping rods are clamped in the clamping grooves, one end of each clamping rod, which is far away from the clamping grooves, is fixedly connected with the connecting rods, the inner wall of the hollow shaft is provided with four evenly distributed limiting grooves, so that grinding media are not easy to be discharged out of the hollow shaft along with the ore pulp, and the purity of discharged materials is higher, effectively prevent the condition of frequently stopping grinding and supplementing balls and improve the working efficiency.
Description
Technical Field
The utility model relates to an ore pulp preparation overflow tube grinds technical field, and more specifically says, relates to an overflow tube grinds and stops grinding medium device.
Background
The overflow tube mill for preparing ore pulp is a horizontal cylinder body, two ends of the horizontal cylinder body are provided with a hollow shaft and a supporting tile for supporting, a lining plate is inlaid in the cylinder body or one or two sieve plates are properly configured according to the requirements of the tube mill, grinding media are filled in the mill body, and most of the grinding media are spheres. When the grinding body works, the driving motor performs center transmission through the gear box coupler, and the discharge end is in an overflow center open type. When the mill rotates, the grinding medium rises along the inner wall of the mill body under the action of centrifugal force, when the grinding medium rises to a certain height, the grinding medium is separated from the mill body under the action of gravity and falls, the grinding body and the material are collided and ground, and the material is ground by means of the autorotation and the sliding of the grinding medium, so that the ore pulp with larger specific surface area and certain fineness and uniform mixing is obtained.
In the prior art, ground materials are discharged through a hollow shaft, and in the process, the unground grinding medium is easily discharged from the hollow shaft along with the ground materials, so that the purity of the flowed materials is not high, the materials need to be ground again, and the working efficiency is not high.
SUMMERY OF THE UTILITY MODEL
1. Technical problem to be solved
To the problem that exists among the prior art, the utility model aims to provide an overflow tube mill blocks grinding medium device, it can realize hindering the ball circle through the setting, makes grinding medium be difficult outside the hollow shaft that discharges together along with the ore pulp, and then makes exhaust material purity higher, effectively prevents frequently to stop to grind the ball condition of mending, improves work efficiency.
2. Technical scheme
In order to solve the above problems, the utility model adopts the following technical proposal.
A grinding medium blocking device of an overflow pipe mill comprises an overflow pipe mill body, wherein a hollow shaft is cut at the right end of the overflow pipe mill body, a ball blocking ring is arranged in the hollow shaft and comprises a left blocking ring, a right blocking ring and a plurality of connecting rods, the left blocking ring is positioned on the left side of the right blocking ring, the connecting rods are positioned between the left blocking ring and the right blocking ring, a plurality of uniformly distributed clamping grooves are cut at one end, close to each other, of the left blocking ring and the right blocking ring, clamping rods are clamped in the clamping grooves, one ends, far away from the clamping grooves, of the clamping rods are fixedly connected with the connecting rods, four uniformly distributed limiting grooves are cut on the inner wall of the hollow shaft, four rubber limiting balls are fixedly connected to the outer end of the left blocking ring, the rubber limiting balls are matched with the limiting grooves, a plurality of compression springs are fixedly connected to the inner wall of the rubber limiting balls, and the ball blocking ring can, the grinding medium is not easy to be discharged out of the hollow shaft along with the ore pulp, so that the purity of the discharged material is higher, the condition of frequently stopping grinding and ball repairing is effectively prevented, and the working efficiency is improved.
Furthermore, the bottom end chisels in the hollow shaft has the fixed slot, the fixed slot is located the right side of spacing groove, fixed slot female connection has the supporting shoe, the supporting shoe is located the downside of right barrier ring and contacts with right barrier ring, the setting up of supporting shoe plays the effect of a support to right barrier ring, and when the material was discharged outside the hollow shaft through the ball blocking ring, right barrier ring was difficult to break away from with the connecting rod because of the gravity effect of material.
Furthermore, the upper end of the supporting block is fixedly connected with a rubber protection pad, the surface of the rubber protection pad is subjected to rough treatment, so that the right blocking ring is not prone to rigid contact with the supporting block, and the right blocking ring is protected from abrasion.
Furthermore, the connecting rod is the slope structure, and the contained angle between the vertical plane at connecting rod and left check ring place is 60, when this internal grinding medium of overflow pipe mill when grinding the in-process carelessly get into in hindering the ball circle, can return to in the overflow pipe mill body because of the inclined plane setting of connecting rod, has an automatic process of returning the ball promptly.
Furthermore, the gaps between every two adjacent connecting rods are equal, and the inner diameter of the right blocking ring is 0.8 times of the diameter of the grinding medium, so that the ball blocking ring is not easy to be blocked by impurities due to too dense structural design to cause stuffy grinding, and is also not easy to cause grinding balls to flow out of the grinding body due to too sparse structural design.
Furthermore, the ball blocking ring is of a circular truncated cone structure, so that the ball blocking ring has an automatic ball returning function, is made of high-temperature-resistant, high-strength and wear-resistant materials, and is not easy to damage by heat generated in the grinding process when a grinding medium in the overflow pipe grinding body passes through the ball blocking ring, and is not easy to damage by weight and wear when in contact with the ball blocking ring.
3. Advantageous effects
Compared with the prior art, the utility model has the advantages of:
(1) this scheme can realize hindering the ball circle through the setting, makes outside the grinding medium is difficult for discharging the hollow shaft along with the ore pulp together, and then makes the exhaust material purity higher, effectively prevents frequently to stop to grind the benefit ball condition, improves work efficiency.
(2) The fixed slot has been dug to hollow shaft bottom end, and the fixed slot is located the right side of spacing groove, and fixed slot female connection has the supporting shoe, and the supporting shoe is located the downside of right barrier ring and contacts with right barrier ring, and the setting of supporting shoe plays the effect of a support to right barrier ring, and when the material was discharged outside the hollow shaft through hindering the ball circle, right barrier ring was difficult to break away from with the connecting rod because of the gravity action of material.
(3) The upper end of the supporting block is fixedly connected with a rubber protection pad, the surface of the rubber protection pad is subjected to rough treatment, so that the right stop ring is not easy to generate hard contact with the supporting block, and the right stop ring is protected from being worn.
(4) The connecting rod is the slope structure, and the contained angle between the vertical plane at connecting rod and left barrier ring place is 60, when this internal grinding medium of overflow pipe mill when grinding the in-process carelessly get into in hindering the ball circle, can return to overflow pipe mill originally internally because of the inclined plane setting of connecting rod, has an automatic process of returning the ball promptly.
(5) The clearance between every two adjacent connecting rods is equal, and the right stop ring internal diameter is 0.8 times of grinding medium diameter for the structural design of ball blocking ring is difficult because of too intensive by debris jam and lead to the fact vexed grinding, also is difficult because of structural design is too sparse and lead to the fact the grinding ball flows out the mill body.
(6) The ball blocking ring is of a circular truncated cone structure, so that the ball blocking ring has an automatic ball returning function, is made of high-temperature-resistant, high-strength and wear-resistant materials, and is not easy to damage when a grinding medium in the overflow pipe grinding body passes through the ball blocking ring due to heat generated in the grinding process, and is not easy to damage due to weight and wear when in contact with the ball blocking ring.
Drawings
Fig. 1 is a front schematic structural view of the present invention;
fig. 2 is a schematic structural view of a right side portion of the present invention;
FIG. 3 is a schematic perspective view of the ball stop ring of the present invention;
fig. 4 is an exploded view of the ball stop ring portion of the present invention.
The reference numbers in the figures illustrate:
1, an overflow pipe mill body, 21 left stop rings, 22 right stop rings, 23 connecting rods, 24 rubber limit balls, 25 limit grooves, 26 compression springs, 27 clamping rods, 28 clamping grooves, 3 hollow shafts, 4 fixing grooves and 5 supporting blocks.
Detailed Description
The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1:
referring to fig. 1, a device for stopping grinding media in an overflow tube mill comprises an overflow tube mill body 1, a hollow shaft 3 is drilled at the right end of the overflow tube mill body 1, a ball stopping ring is arranged in the hollow shaft 3 and is of a circular truncated cone structure, so that the ball stopping ring has an automatic ball returning function, and is made of high-temperature-resistant, high-strength and wear-resistant materials, so that when grinding media in the overflow tube mill body 1 pass through the ball stopping ring, heat generated in the grinding process is not easy to damage the ball stopping ring, the weight of the ball stopping ring is not easy to damage, and the ball stopping ring is not easy to wear when the ball stopping ring contacts with the ball stopping ring.
Referring to fig. 1, the ball blocking ring includes a left blocking ring 21, a right blocking ring 22 and a plurality of connecting rods 23, the left blocking ring 21 is located at the left side of the right blocking ring 22, the connecting rods 23 are located between the left blocking ring 21 and the right blocking ring 22, the connecting rods 23 are inclined structures, and the included angle between the connecting rod 23 and the vertical plane where the left stop ring 21 is located is 60 degrees, when the grinding medium in the overflow pipe mill body 1 enters the ball blocking ring carelessly in the grinding process, the grinding medium returns to the overflow pipe mill body 1 due to the inclined surface of the connecting rod 23, namely, an automatic ball returning process is performed, the gaps between every two adjacent connecting rods 23 are equal, the inner diameter of the right blocking ring 22 is 0.8 time of the diameter of the grinding medium, the structural design of the ball blocking ring is not easy to cause stuffy grinding due to blockage by sundries due to over-dense structure, and the grinding balls are not easy to flow out of the grinding body due to over-sparse structure design.
Referring to fig. 3 and 4, a plurality of clamping grooves 28 are uniformly distributed at the ends of the left blocking ring 21 and the right blocking ring 22 close to each other, a clamping rod 27 is clamped in the clamping grooves 28, and the end of the clamping rod 27 far away from the clamping grooves 28 is fixedly connected with the connecting rod 23.
Referring to fig. 1 and 2, four evenly distributed limiting grooves 25 are drilled on the inner wall of the hollow shaft 3, four rubber limiting balls 24 are fixedly connected to the outer end of the left stop ring 21, the rubber limiting balls 24 are matched with the limiting grooves 25, and a plurality of compression springs 26 are fixedly connected to the inner wall of the rubber limiting balls 24.
Referring to fig. 1, a fixing groove 4 is chiseled at the bottom end of a hollow shaft 3, the fixing groove 4 is located on the right side of a limiting groove 25, a supporting block 5 is connected to the fixing groove 4 in a threaded manner, the supporting block 5 is located on the lower side of a right stop ring 22 and contacts with the right stop ring 22, the supporting block 5 is arranged to support the right stop ring 22, when a material is discharged out of the hollow shaft 3 through a ball stop ring, the right stop ring 22 is not easily separated from a connecting rod 23 due to the gravity action of the material, a rubber protection pad is fixedly connected to the upper end of the supporting block 5, and the surface of the rubber protection pad is subjected to rough treatment, so that the right stop ring 22 is not easily in hard contact with the supporting block.
When in use, the connecting rods 23 are respectively fixed with the left stop ring 21 and the right stop ring 22 through the clamping action of the clamping rods 27 and the clamping grooves 28, when one or more connecting rods 23 are damaged, the replacement is convenient, then an operator holds the ball blocking ring by hand, the ball blocking ring is plugged into the hollow shaft 3, the rubber limit ball 24 is clamped into the limit groove 25, under the elastic action of the compression spring 26, the rubber limit ball 24 is tightly connected with the limit groove 25, the ball blocking ring is fixed, the inclined surface of the connecting rod 23 is arranged, so that a grinding medium in the overflow pipe mill body 1 slides down along the inclined surface when passing through the ball blocking ring, the grinding medium is not easy to be discharged out of the hollow shaft 3 along with the ground material, the purpose that the grinding medium is not easy to be discharged out of the hollow shaft 3 along with ore pulp by arranging the ball blocking ring can be realized, the discharged material has higher purity, and the condition of frequent ball supplement stop can be effectively prevented, the working efficiency is improved.
When the ball blocking ring is arranged in the hollow shaft 3, the grinding medium can be discharged into the chute along with the hollow shaft 3 by about 50 kilograms every day, the grinding medium can be successfully blocked after the ball blocking ring is used, and the grinding medium discharged into the chute every day is controlled within 5 kilograms.
The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.
Claims (6)
1. The utility model provides an overflow tube mill blocks grinding medium device, includes overflow tube mill body (1), overflow tube mill body (1) right-hand member is excavated hollow shaft (3), its characterized in that: the ball blocking ring is characterized in that a ball blocking ring is arranged in the hollow shaft (3), the ball blocking ring comprises a left blocking ring (21), a right blocking ring (22) and a plurality of connecting rods (23), the left blocking ring (21) is positioned on the left side of the right blocking ring (22), the connecting rods (23) are positioned between the left blocking ring (21) and the right blocking ring (22), one ends, close to each other, of the left blocking ring (21) and the right blocking ring (22) are both provided with a plurality of clamping grooves (28) which are uniformly distributed, clamping rods (27) are clamped in the clamping grooves (28), one ends, far away from the clamping grooves (28), of the clamping rods (27) are fixedly connected with the connecting rods (23), four limiting grooves (25) which are uniformly distributed are formed in the inner wall of the hollow shaft (3), the outer ends of the left blocking ring (21) are fixedly connected with four rubber limiting balls (24), and the rubber limiting balls (24) are matched with the limiting grooves (, the inner wall of the rubber limiting ball (24) is fixedly connected with a plurality of compression springs (26).
2. The overflow tube mill abrasive-blocking media device of claim 1, wherein: the hollow shaft (3) is provided with a fixing groove (4) at the inner bottom end in a chiseled mode, the fixing groove (4) is located on the right side of the limiting groove (25), a supporting block (5) is connected to the inner thread of the fixing groove (4), and the supporting block (5) is located on the lower side of the right blocking ring (22) and is in contact with the right blocking ring (22).
3. An overflow tube mill abrasive-blocking media device as claimed in claim 2, wherein: the upper end of the supporting block (5) is fixedly connected with a rubber protection pad, and the surface of the rubber protection pad is subjected to rough treatment.
4. The overflow tube mill abrasive-blocking media device of claim 1, wherein: the connecting rod (23) is of an inclined structure, and an included angle between the connecting rod (23) and a vertical plane where the left blocking ring (21) is located is 60 degrees.
5. The overflow tube mill abrasive-blocking media device of claim 1, wherein: the gaps between every two adjacent connecting rods (23) are equal, and the inner diameter of the right blocking ring (22) is 0.8 times of the diameter of the grinding medium.
6. The overflow tube mill abrasive-blocking media device of claim 1, wherein: the ball blocking ring is of a circular truncated cone structure and is made of high-temperature-resistant, high-strength and wear-resistant materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921346736.9U CN211051627U (en) | 2019-08-19 | 2019-08-19 | Overflow pipe mill stops grinding medium device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921346736.9U CN211051627U (en) | 2019-08-19 | 2019-08-19 | Overflow pipe mill stops grinding medium device |
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| Publication Number | Publication Date |
|---|---|
| CN211051627U true CN211051627U (en) | 2020-07-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921346736.9U Active CN211051627U (en) | 2019-08-19 | 2019-08-19 | Overflow pipe mill stops grinding medium device |
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| CN (1) | CN211051627U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115415018A (en) * | 2022-09-22 | 2022-12-02 | 唐伍平 | Filtering type ball mill for cement production |
-
2019
- 2019-08-19 CN CN201921346736.9U patent/CN211051627U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115415018A (en) * | 2022-09-22 | 2022-12-02 | 唐伍平 | Filtering type ball mill for cement production |
| CN115415018B (en) * | 2022-09-22 | 2023-07-04 | 乌海市西水水泥有限责任公司 | Ball mill is used in production of filtration formula cement |
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