CN220258139U - Mineral admixture reducing mechanism - Google Patents
Mineral admixture reducing mechanism Download PDFInfo
- Publication number
- CN220258139U CN220258139U CN202223600562.9U CN202223600562U CN220258139U CN 220258139 U CN220258139 U CN 220258139U CN 202223600562 U CN202223600562 U CN 202223600562U CN 220258139 U CN220258139 U CN 220258139U
- Authority
- CN
- China
- Prior art keywords
- crushing
- discharge port
- mineral admixture
- casing
- dust
- Prior art date
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- 229910052500 inorganic mineral Inorganic materials 0.000 title claims abstract description 24
- 239000011707 mineral Substances 0.000 title claims abstract description 24
- 230000007246 mechanism Effects 0.000 title claims description 4
- 210000001503 joint Anatomy 0.000 claims abstract description 4
- 239000004744 fabric Substances 0.000 claims description 25
- 239000000428 dust Substances 0.000 claims description 24
- 239000000463 material Substances 0.000 claims description 13
- 230000003139 buffering effect Effects 0.000 claims description 9
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 230000005484 gravity Effects 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000010276 construction Methods 0.000 claims description 2
- 238000010298 pulverizing process Methods 0.000 claims 7
- 238000007789 sealing Methods 0.000 description 11
- 238000000034 method Methods 0.000 description 7
- 239000004567 concrete Substances 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 3
- 239000011372 high-strength concrete Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Crushing And Grinding (AREA)
Abstract
The utility model relates to a mineral admixture crushing device which comprises a shell and a feeding pipe, wherein two crushing wheels which are oppositely arranged are arranged in the shell, the crushing wheels are connected with a crushing motor, the shell is provided with a feeding hole, the feeding hole is positioned at a position of the shell, which is positioned right above the position between the two crushing wheels, the feeding pipe is in butt joint with the feeding hole, a buffer step is formed between the feeding pipe and the upper surface of the shell, the buffer step is in a ring shape extending along the circumferential direction of the feeding hole, and the inner circumferential surface of the feeding hole is a conical surface with a small upper end and a large lower end. The utility model aims to provide a mineral admixture crushing device capable of reducing damage to a crushing wheel during feeding, and solves the problem that the crushing wheel is damaged greatly during crushing of mineral admixture like the conventional crushing device.
Description
Technical Field
The utility model relates to the technical field of concrete production, in particular to a mineral admixture crushing device.
Background
In order to meet the requirements of different construction quality, various concrete with different formulas and performances is developed, wherein the low-shrinkage high-strength concrete is one of the concrete, the mineral admixture is required to be added in the process of manufacturing the low-shrinkage high-strength concrete, and the corresponding mineral is required to be crushed by a crushing device before the mineral admixture is added into the concrete. The current crushing is accomplished through current rubbing crusher, and current rubbing crusher's basic structure includes the casing, is equipped with two crushing wheels that subtend set up in the casing, and crushing wheel is in the same place with crushing motor connection, and the casing is equipped with the feed inlet, and the feed inlet is located the position of casing directly over being located between two crushing wheels. When in use, mineral lump materials are put into the shell from the feed inlet and put between the two large crushing wheels, and crushed by the two crushing wheels. The material falls directly onto the crushing wheel, and the impact on the crushing wheel is large.
Disclosure of Invention
The utility model aims to provide a mineral admixture crushing device capable of reducing damage to a crushing wheel during feeding, and solves the problem that the conventional crushing device is large in damage to the crushing wheel during crushing of mineral admixture.
The technical problems are solved by the following technical scheme: the utility model provides a mineral admixture reducing mechanism, includes the casing, be equipped with two crushing wheels that subtend set up in the casing, crushing wheel links together with crushing motor, the casing is equipped with the feed inlet, the feed inlet is located the position of casing directly over between two crushing wheels, its characterized in that still includes the inlet pipe, the inlet pipe butt joint is on the feed inlet, form the buffering step between the upper surface of inlet pipe and casing, the buffering step is the annular that extends along the circumference of feed inlet, the inner peripheral surface of feed inlet is the big conical surface of upper end little lower extreme. When the ore crushing device is used, firstly, ore is paved on the buffer step, then, the ore is thrown into the buffer step from the feeding pipe, falls onto the ore on the buffer step, then rolls down to the feeding hole and enters between the two crushing wheels to be crushed. The design of the conical surface of the feeding pipe is that the ore is not easy to strike during feeding.
Preferably, the upper end of the feeding pipe is provided with a reinforcing ring extending along the circumferential direction of the feeding pipe. Can pass through the structural strength of inlet pipe.
The utility model also comprises two dust-blocking cloths, the upper ends of the two dust-blocking cloths are connected with the top wall of the machine shell, the two dust-blocking cloths are distributed on two sides of the feed inlet along the distribution direction of the two crushing wheels, and the lower ends of the two dust-blocking cloths are correspondingly lapped on the two crushing wheels one by one. The ore can be prevented from passing over the crushing wheel without being crushed, and dust emission can be reduced.
Preferably, the two crushing wheels encircle a feeding chute, and the dust blocking cloth is positioned in the feeding chute. The reliability of the dust blocking cloth when the ore passes over the crushing wheel can be improved.
Preferably, the upper end of the dust shielding cloth is connected with a connecting plate, the buffer step is provided with a dust shielding cloth inlet and outlet hole, and the connecting plate is connected to the buffer step and seals the dust shielding cloth inlet and outlet hole. The installation and the disassembly are convenient.
Preferably, the upper end of the dust cloth inlet and outlet hole is provided with a large-diameter section, a supporting step is formed between the large-diameter section and the dust cloth inlet and outlet, and the connecting plate is placed on the supporting step. Can be conveniently installed in place.
Preferably, the upper surface of the connecting plate and the step surface of the buffer step are positioned on the same surface, and the connecting plate is fixed with the casing through the connecting plate fixing bolt and the connecting plate fixing nut.
Preferably, the dust-proof cloth has a rubber structure.
Preferably, a discharge hole is formed in the bottom wall of the shell, the upper surface of the bottom wall of the shell is a concave surface with the middle part recessed downwards, and the discharge hole is located at the lowest position of the upper surface of the bottom wall of the shell. The retention of materials in the machine shell can be avoided.
Preferably, the bottom wall of the shell is provided with a discharge hole, the opening direction of the outlet end of the discharge hole is downward, the shell is hinged with a discharge hole sealing plate for sealing the outlet end of the discharge hole through a horizontal hinge shaft, a door closing spring for driving the discharge hole sealing plate to rotate upwards by taking the horizontal hinge shaft as a shaft to seal the discharge hole is arranged between the discharge hole sealing plate and the shell, and when materials in the discharge hole are piled up to a set weight, the gravity of the materials overcomes the elasticity of the door closing spring, so that the discharge hole sealing plate is opened, and the materials fall out from the discharge hole. Realizes intermittent discharging, thereby being capable of reducing the dust overflow amount.
The utility model has the following beneficial effects: setting up the buffering step, prestore the ore on the buffering step during the use, the ore is thrown on the ore on the buffering step when throwing the material, then rolls down the feed inlet and get into to can reduce the impact to smashing wheel and casing etc..
Drawings
Fig. 1 is a front view of the present utility model.
In the figure: the device comprises a shell 1, a crushing wheel 2, a feed inlet 3, a feed pipe 4, a buffer step 5, a reinforcing ring 6, dust cloth 7, a feed chute 8, a connecting plate 9, dust cloth inlet and outlet holes 10, a connecting plate fixing bolt 11, a discharge outlet 12, a horizontal hinge shaft 13, a discharge outlet sealing plate 14, a door closing spring 15 and ore 16.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1, a mineral admixture crushing device comprises a machine shell 1, wherein two crushing wheels 2 which are arranged oppositely are arranged in the machine shell, and the crushing wheels are connected with a crushing motor. The top wall of the machine shell is provided with a feed inlet 3 which is positioned at a position right above the machine shell between the two crushing wheels. Still include inlet pipe 4, the inlet pipe butt joint is on the feed inlet, forms buffering step 5 between the upper surface of inlet pipe and casing, buffering step is the annular that extends along the circumference of feed inlet, and the inner peripheral surface of feed inlet is the conical surface that upper end is little lower extreme big. The upper end of the feed pipe is provided with a reinforcing ring 6 extending along the circumferential direction of the feed pipe. The two dust-blocking cloth feeding device further comprises two dust-blocking cloths 7, wherein the upper ends of the two dust-blocking cloths are connected with the top wall of the machine shell, the two dust-blocking cloths are distributed on the two sides of the feeding port along the distribution direction of the two crushing wheels, and the lower ends of the two dust-blocking cloths are correspondingly lapped on the two crushing wheels one by one. The two crushing wheels encircle a feed chute 8, and dust blocking cloth is positioned in the feed chute. The upper end of the dust cloth is connected with a connecting plate 9, a dust cloth inlet and outlet hole 10 is arranged on the buffer step, and the connecting plate is connected on the buffer step and seals the dust cloth inlet and outlet hole. The upper end of the dust cloth inlet and outlet hole is provided with a large-diameter section, a supporting step is formed between the large-diameter section and the dust cloth inlet and outlet, and the connecting plate is placed on the supporting step. The upper surface of the connecting plate and the step surface of the buffer step are positioned on the same surface, and the connecting plate is fixed with the shell together by matching the connecting plate fixing nut with the connecting plate fixing bolt 11. The dust-proof cloth is of a rubber structure. The bottom wall of the shell is provided with a discharge hole 12, the upper surface of the bottom wall of the shell is a concave surface with a middle part recessed downwards, and the discharge hole is positioned at the lowest part of the upper surface of the bottom wall of the shell. The opening direction of the outlet end of the discharge port is downward, a discharge port sealing plate 14 for sealing the outlet end of the discharge port is hinged on the shell through a horizontal hinge shaft 13, a door closing spring 15 for driving the discharge port sealing plate to rotate upwards by taking the horizontal hinge shaft as a shaft to seal the discharge port is arranged between the discharge port sealing plate and the shell, and when materials in the discharge port are piled up to a set weight, the gravity of the materials overcomes the elasticity of the door closing spring, so that the discharge port sealing plate is opened, and the materials fall out from the discharge port.
In use, the ore 16 is pre-stored on the buffer step. During feeding, ore is put on the ore on the buffer step and then rolls down to the feed inlet for feeding.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides a mineral admixture reducing mechanism, includes the casing, be equipped with two crushing wheels that subtend set up in the casing, crushing wheel links together with crushing motor, the casing is equipped with the feed inlet, the feed inlet is located the position of casing directly over between two crushing wheels, its characterized in that still includes the inlet pipe, the inlet pipe butt joint is on the feed inlet, form the buffering step between the upper surface of inlet pipe and casing, the buffering step is the annular that extends along the circumference of feed inlet, the inner peripheral surface of feed inlet is the big conical surface of upper end little lower extreme.
2. The mineral admixture pulverizing apparatus of claim 1, wherein the upper end of the feed pipe is provided with a reinforcing ring extending circumferentially around the feed pipe.
3. The mineral admixture pulverizing apparatus of claim 1 or 2, further comprising two dust-blocking cloths, wherein the upper ends of the two dust-blocking cloths are connected with the top wall of the casing, the two dust-blocking cloths are distributed on both sides of the feed inlet along the distribution direction of the two pulverizing wheels, and the lower ends of the two dust-blocking cloths are lapped on the two pulverizing wheels in a one-to-one correspondence.
4. A mineral admixture crushing apparatus according to claim 3, wherein two of said crushing wheels enclose a feed chute and said dust cloth is located in said feed chute.
5. A mineral admixture crushing device according to claim 3, wherein the upper end of the dust cloth is connected with a connecting plate, the buffer step is provided with a dust cloth inlet and outlet, and the connecting plate is connected to the buffer step and seals the dust cloth inlet and outlet.
6. The mineral admixture pulverizing apparatus of claim 5, wherein the dust cloth inlet and outlet has a large diameter section at an upper end thereof, a holding step is formed between the large diameter section and the dust cloth inlet and outlet, and the connection plate is placed on the holding step.
7. The mineral admixture pulverizing apparatus of claim 6, wherein the upper surface of the connecting plate and the stepped surface of the buffer step are located on the same surface, and the connecting plate is fixed together with the housing by a connecting plate fixing bolt in cooperation with a connecting plate fixing nut.
8. A mineral admixture crushing apparatus according to claim 3, wherein the dust cloth is of rubber construction.
9. The mineral admixture pulverizing apparatus of claim 1 or 2, wherein the bottom wall of the housing is provided with a discharge port, the upper surface of the bottom wall of the housing is a concave surface with a middle portion recessed downward, and the discharge port is located at the lowest position of the upper surface of the bottom wall of the housing.
10. The mineral admixture crushing device according to claim 1 or 2, wherein a discharge port is arranged on the bottom wall of the casing, the opening direction of the outlet end of the discharge port is downward, a discharge port closing plate for closing the outlet end of the discharge port is hinged on the casing through a horizontal hinge shaft, a door closing spring for driving the discharge port closing plate to rotate upwards by taking the horizontal hinge shaft as an axis to close the discharge port is arranged between the discharge port closing plate and the casing, and the gravity of the material overcomes the elasticity of the door closing spring when the material in the discharge port is piled up to a set weight, so that the discharge port closing plate is opened, and the material falls out from the discharge port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223600562.9U CN220258139U (en) | 2022-12-30 | 2022-12-30 | Mineral admixture reducing mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223600562.9U CN220258139U (en) | 2022-12-30 | 2022-12-30 | Mineral admixture reducing mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220258139U true CN220258139U (en) | 2023-12-29 |
Family
ID=89305782
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223600562.9U Active CN220258139U (en) | 2022-12-30 | 2022-12-30 | Mineral admixture reducing mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220258139U (en) |
-
2022
- 2022-12-30 CN CN202223600562.9U patent/CN220258139U/en active Active
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