CN215087498U - Grit reducing mechanism is used in concrete production - Google Patents
Grit reducing mechanism is used in concrete production Download PDFInfo
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- CN215087498U CN215087498U CN202023274524.XU CN202023274524U CN215087498U CN 215087498 U CN215087498 U CN 215087498U CN 202023274524 U CN202023274524 U CN 202023274524U CN 215087498 U CN215087498 U CN 215087498U
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- box body
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 15
- 230000001681 protective effect Effects 0.000 claims abstract description 19
- 239000002184 metal Substances 0.000 claims abstract description 8
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 239000000463 material Substances 0.000 claims description 25
- 238000012216 screening Methods 0.000 claims description 21
- 239000004576 sand Substances 0.000 claims description 13
- 238000005728 strengthening Methods 0.000 claims description 5
- 238000007599 discharging Methods 0.000 claims description 4
- 238000010926 purge Methods 0.000 abstract description 8
- 230000003014 reinforcing effect Effects 0.000 abstract description 5
- 239000000843 powder Substances 0.000 description 14
- 239000002994 raw material Substances 0.000 description 11
- 239000004575 stone Substances 0.000 description 9
- 239000002245 particle Substances 0.000 description 8
- 230000000694 effects Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 239000008187 granular material Substances 0.000 description 2
- 206010044565 Tremor Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000010421 standard material Substances 0.000 description 1
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Abstract
The invention relates to a gravel crushing device for concrete production, which comprises a rectangular box body, wherein V-shaped plates are arranged on the left side and the right side of the top in the box body, sieve holes are uniformly arranged on the side wall of the top of each V-shaped plate, a protective cylinder penetrating through a cover plate is further arranged at the top end of each V-shaped plate, a vibration motor is arranged on each V-shaped plate in the protective cylinder, two groups of crushing rollers are longitudinally arranged in the middle of the box body below each V-shaped plate, a plurality of groups of V-shaped sieve plates which are arranged in an inverted manner are further arranged in the box body below each crushing roller, a rotating shaft connected with a motor outside the box body is arranged between any two adjacent groups of sieve plates, a connecting rod is arranged on each rotating shaft, metal knocking balls are arranged at the tail end of each connecting rod, metal reinforcing ribs corresponding to the knocking balls are arranged on the end surfaces of the sieve plates along the inclined surfaces of the sieve plates, and a circle of purging pipes are further arranged in the box body above the sieve plates, wherein the side wall of the purging pipe is uniformly provided with purging holes. The invention has simple structure and convenient use.
Description
Technical Field
The invention relates to the technical field of concrete processing equipment, in particular to a sand and stone crushing device for concrete production.
Background
Along with the development of economy and the advance of urbanization, concrete engineering is more nowadays, and in the production process of concrete, the grit all needs to be used, it makes things convenient for concrete more stable when using, thereby make our house and road construction more firm, the grit is as the main raw material of building, the demand is very big, but the grit as building raw materials is generally less, to monoblock stone, need smash through the grit rubbing crusher, produce the stone that is fit for building, and according to the kind and the position difference of building, the size of required stone is also different.
For example, a grit reducing mechanism for concrete production of publication No. CN210935161U, it has following shortcoming, for example: 1. when the crushed sand and stone powder falls on the screen, even if the side wall of the screen is inclined, the powder is easy to deposit on the end surface of the screen under the condition of no external force intervention, and the screen is further influenced to carry out screening work on the powder; 2. generally contain some powder up to standard in the gravel and sand, if this some powder is directed into and is smashed in the crushing roller, then will reach standard material smash once more and need consuming time and power certainly, lead to its influence machining efficiency.
Disclosure of Invention
The invention aims to provide a sand crushing device for concrete production.
The technical problem of the invention is mainly solved by the following technical scheme:
a gravel crushing device for concrete production comprises a rectangular box body, wherein a feeding pipe is arranged on a cover plate at the top of the box body, a discharging pipe is arranged at the bottom of the box body, V-shaped plates are arranged on the left side and the right side of the top in the box body, the two ends of each V-shaped plate are fixedly connected with the inner side walls corresponding to the box body respectively, two groups of material guide plates are arranged at the bottom between the two groups of V-shaped plates, a screening cavity is formed between the side wall of each V-shaped plate and the corresponding side wall of the box body, sieve holes are uniformly formed in the side wall of each V-shaped plate above the screening cavity, a protective cylinder penetrating through the cover plate is further arranged at the top end of each V-shaped plate, a vibration motor is arranged on each V-shaped plate in the protective cylinder, two groups of crushing rollers are longitudinally arranged in the middle of the box body below the V-shaped plates, the two groups of material guide plates extend to the positions right above the two groups of crushing rollers, and a plurality of V-shaped sieve plates arranged in an inverted buckle mode are further arranged in the box body below the crushing rollers, wherein the sieve mesh aperture in the below sieve plate aperture and the V template lateral wall equals, and all is provided with the pivot of being connected with box outside motor between two sets of adjacent sieves of upper and lower arbitrary, be provided with the connecting rod in the pivot, wherein the connecting rod end is provided with the metal and strikes the ball, and is provided with the metal strengthening rib that corresponds and strikes the ball along its inclined plane on the sieve terminal surface, still all be provided with the round in the box of sieve top and sweep the pipe, wherein sweep evenly be provided with on the pipe lateral wall and sweep the hole, just sweep the pipe top and still be provided with the guard plate.
Preferably, the aperture of the sieve plate positioned above in any two adjacent upper and lower groups of sieve plates is larger than that of the sieve plate positioned below.
Preferably, a plurality of crushing knives are fixedly arranged on the surface of the crushing roller, wherein the crushing knives of two opposite crushing rollers are in meshing contact.
Preferably, the cover plate is provided with a through hole for the protective cylinder to pass through, wherein the bottom end opening of the protective cylinder is arranged in a sealing manner.
Preferably, the feed pipe is provided at the rim of the cover plate.
The invention has the beneficial effects that:
1. according to the invention, small-particle sand and stone powder reaching the standard in the raw material is screened through the sieve holes in the inclined wall at the top of the V-shaped plate and deposited in the screening cavity, so that the raw material is preliminarily screened to screen the sand and stone powder reaching the standard, and the sand and stone powder does not need to be crushed again through the crushing roller to improve the working efficiency of the crushing roller.
2. In the screening device, the motor drives the rotating shaft to rotate clockwise and anticlockwise during screening, the rotating shaft drives the knocking balls to rotate through the connecting rod, so that the knocking balls knock the reinforcing ribs on the corresponding end surfaces in the screen plate to play a knocking vibration role on the screen plate, and further, the material on the top end surface of the screen plate is prevented from being deposited or blocked, small particle materials are screened off through the screen holes, large particle materials flow to the bottommost ends of two sides of the screen plate along the inclined surface of the screen plate and are deposited, and the screening effect and the screening efficiency are improved in a mechanical intervention mode, and meanwhile, the material can be prevented from being deposited on the top end surface of the screen plate.
Drawings
Fig. 1 is a schematic structural view of the present invention.
In the figure: 1. the device comprises a box body, 2, a feeding pipe, 3, a discharging pipe, 4, a V-shaped plate, 5, a material guide plate, 6, a screening cavity, 7, a protective cylinder, 8, a vibration motor, 9, a crushing roller, 10, a sieve plate, 11, a rotating shaft, 12, a connecting rod, 13, a knocking ball, 14, a reinforcing rib, 15, a purging pipe, 16 and a protective plate.
Detailed Description
The technical scheme of the invention is further specifically described by the following embodiments and the accompanying drawings.
A gravel crushing device for concrete production comprises a rectangular box body 1, wherein a feeding pipe 2 is arranged on a cover plate at the top of the box body 1, a discharging pipe 3 is arranged at the bottom of the box body, V-shaped plates 4 are respectively arranged at the left side and the right side of the top in the box body 1, two ends of each V-shaped plate 4 are respectively fixedly connected with the inner side wall corresponding to the box body 1, two groups of material guide plates 5 are arranged at the bottom between the two groups of V-shaped plates 4, a screening cavity 6 is formed between the side wall of each V-shaped plate 4 and the corresponding side wall of the box body 1, sieve holes are uniformly arranged on the side wall of the V-shaped plate 4 above the screening cavity 6, a protective cylinder 7 penetrating through the cover plate is further arranged at the top end of each V-shaped plate 4, a vibration motor 8 is arranged on the V-shaped plate 4 in the protective cylinder 7, two groups of crushing rollers 9 are longitudinally arranged at the middle part in the box body 1 below the V-shaped plates 4, and the two groups of material guide plates 5 extend to the position right above the two groups of the crushing rollers 9, the surface of the crushing roller 9 is fixedly provided with a plurality of crushing knives, wherein the crushing knives of two opposite crushing rollers 9 are in meshing contact.
In this embodiment, the cover plate is provided with a through hole for the protective cylinder 7 to pass through, wherein the bottom opening of the protective cylinder 7 is sealed.
As shown in figure 1, in box 1 above the leading-in V template 4 of gravel and sand raw materials through inlet pipe 2 when using, receive the influence of gravity raw materials along its V template 4 top inclined plane flow down and by two sets of stock guides 5 direction to smashing between the roller 9 to carry out crushing work between two sets of, the up-to-standard gravel and sand powder of tiny particle in the above-mentioned in-process raw materials passes through the sieve mesh sieve on the inclined wall of V template 4 top and falls to the siltation in screening chamber 6, and then reach through carrying out preliminary screening to the raw materials in order to select the gravel and sand powder of up-to-standard, make it need not to carry out the work efficiency who smashes once more in order to promote crushing roller 9 through crushing roller 9.
In the above-mentioned in-process vibrating motor 8 work drives and corresponds V template 4 and shake, and the V template 4 of vibration shakes its top material and makes the up to standard gravel and sand powder quickly separating of large granule material and tiny particle and sieve out by the sieve mesh on its lateral wall, it can prevent that the long-time siltation of material from going up on V template 4 top end simultaneously to tremble power, and can drive protective cylinder 7 during V template 4 vibrations and slide in the round hole in the apron, protective cylinder 7 can prevent dust and vibrating motor 8 contact in the box 1 this moment, 7 open-top discharges of protective cylinder of heat accessible that vibrating motor 8 produced simultaneously, with this operational environment who promotes vibrating motor 8.
When the two groups of material guide plates 5 guide materials into the space between the two groups of crushing rollers 9, the motor operates to drive the two parallel crushing rollers 9 to rotate, and the crushing knives meshed with each other on the surfaces can rapidly crush the raw materials into superfine micro pigment particles, so that the crushing efficiency and effect can be greatly improved.
Wherein still be provided with the V type sieve 10 that the multiunit back-off set up in the box 1 of crushing roller 9 below, and the sieve 10 aperture that lies in the top in two sets of adjacent sieves 10 of upper and lower arbitrary is greater than below sieve aperture to the sieve mesh aperture in the sieve 10 aperture of below and the V template 4 lateral wall equals, all is provided with the pivot 11 of being connected with box 1 outside motor between two sets of adjacent sieves 10 of upper and lower arbitrary simultaneously, be provided with connecting rod 12 on the pivot 11, wherein connecting rod 12 end is provided with the metal and strikes ball 13, and is provided with the metal strengthening rib 14 that corresponds and strikes ball 13 along its inclined plane on the sieve 10 terminal surface.
Then the crushed sand and stone powder falls on the top end surface of the sieve plate 10 and then flows along the inclined surface, at the moment, the sieve plate 10 plays a role in screening the crushed raw materials, and further, the crushed raw materials are screened by the upper and lower groups of sieve plates 10 with different apertures, so that the screened materials meet the production requirements, meanwhile, the motor drives the rotating shaft 11 to rotate clockwise and anticlockwise during screening, at the moment, the rotating shaft 11 drives the knocking ball 13 to rotate through the connecting rod 12, so that the knocking ball 13 knocks the reinforcing ribs 14 on the corresponding end surface in the sieve plate 10, the knocking vibration effect is played on the sieve plate 10, further, the material on the top end surface of the sieve plate 10 is prevented from being deposited or blocked, small particle materials fall through the sieve apertures, large particle materials flow to the bottommost of the two sides of the sieve plate 10 along the inclined surface of the sieve plate 10, and the screening effect and the efficiency are improved in a mechanical intervention mode, still can prevent that the material silts up on sieve 10 top end face, its specific working method is: if pivot 11 drives through connecting rod 12 and strikes ball 13 anticlockwise rotation and make it and the contact of below sieve 10 top strengthening rib 14 to cause the vibrations effect of strikeing to it, this pivot 11 drives through connecting rod 12 and strikes ball 13 clockwise rotation and make it and the contact of top sieve 10 bottom strengthening rib 14 to cause the vibrations effect of strikeing to it, and then reciprocal above-mentioned step of repetition is in order to play the vibrations purpose of strikeing to sieve 10.
In the above process, the reinforcing ribs 14 serve to reinforce the strength of the screen plate 10, and prevent the hitting balls 13 from directly hitting the screen plate 10 to damage it.
Still all be provided with round purging pipe 15 in the box 1 of sieve 10 top, wherein evenly be provided with the purge hole on the 15 lateral walls of purging pipe, and purge pipe 15 top still is provided with guard plate 16.
Prevent the material of whereabouts through guard plate 16 from pounding on blowing pipe 15 top in order to damage it, then sieve 10 when screening the material, the air exhauster with the leading-in strong wind blow pipe 15 in by blow the even blowout of hole, the strong wind can blow the material of whereabouts and make large granule material and powder separation so that subsequent screening work, the powder on sieve 10 terminal surface can also be blown to the strong wind simultaneously in order to prevent its long-term adhesion on sieve 10 terminal surface.
The present invention has been described in detail, but the above description is only a preferred embodiment of the present invention, and is not to be construed as limiting the scope of the present invention. All equivalent changes and modifications made within the scope of the present invention shall fall within the scope of the present invention.
Claims (5)
1. A gravel crushing device for concrete production comprises a rectangular box body, wherein a feeding pipe is arranged on a cover plate at the top of the box body, a discharging pipe is arranged at the bottom of the box body, V-shaped plates are arranged on the left side and the right side of the top in the box body, the two ends of each V-shaped plate are fixedly connected with the inner side walls corresponding to the box body respectively, two groups of material guide plates are arranged at the bottom between the two groups of V-shaped plates, a screening cavity is formed between the side wall of each V-shaped plate and the corresponding side wall of the box body, screening holes are uniformly formed in the side wall of the V-shaped plate above the screening cavity, a protective cylinder penetrating through the cover plate is further arranged at the top end of each V-shaped plate, a vibrating motor is arranged on the V-shaped plate in the protective cylinder, two groups of crushing rollers are longitudinally arranged in the middle of the box body below the V-shaped plates, the two groups of material guide plates extend to the positions right above the two groups of crushing rollers, and a plurality of V-shaped sieve plates arranged in the box body below the crushing rollers, wherein the sieve mesh aperture in the below sieve plate aperture and the V template lateral wall equals, and all is provided with the pivot of being connected with box outside motor between two sets of adjacent sieves of upper and lower arbitrary, be provided with the connecting rod in the pivot, wherein the connecting rod end is provided with the metal and strikes the ball, and is provided with the metal strengthening rib that corresponds and strikes the ball along its inclined plane on the sieve terminal surface, still all be provided with the round in the box of sieve top and sweep the pipe, wherein sweep evenly be provided with on the pipe lateral wall and sweep the hole, just sweep the pipe top and still be provided with the guard plate.
2. The gravel crushing device for concrete production according to claim 1, wherein the aperture of the sieve plate positioned at the upper part in any two adjacent groups of sieve plates at the upper part is larger than that of the sieve plate positioned at the lower part.
3. A gravel crushing device for concrete production as claimed in claim 1, wherein a plurality of crushing blades are fixed on the surface of the crushing roller, and the crushing blades of two opposite crushing rollers are engaged and contacted.
4. A gravel crushing device for concrete production as claimed in claim 1, wherein the cover plate is provided with a through hole for the protective cylinder to pass through, and the bottom opening of the protective cylinder is sealed.
5. A sand crushing apparatus for concrete production according to claim 1 wherein the feed pipe is provided at the edge of the cover plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023274524.XU CN215087498U (en) | 2020-12-30 | 2020-12-30 | Grit reducing mechanism is used in concrete production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023274524.XU CN215087498U (en) | 2020-12-30 | 2020-12-30 | Grit reducing mechanism is used in concrete production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215087498U true CN215087498U (en) | 2021-12-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023274524.XU Expired - Fee Related CN215087498U (en) | 2020-12-30 | 2020-12-30 | Grit reducing mechanism is used in concrete production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215087498U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114210564A (en) * | 2021-12-13 | 2022-03-22 | 李甫 | High-efficient solid useless processing apparatus for processing |
-
2020
- 2020-12-30 CN CN202023274524.XU patent/CN215087498U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114210564A (en) * | 2021-12-13 | 2022-03-22 | 李甫 | High-efficient solid useless processing apparatus for processing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211210 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |