CN210500842U - Raw material conveying device for concrete production - Google Patents
Raw material conveying device for concrete production Download PDFInfo
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- CN210500842U CN210500842U CN201920943163.1U CN201920943163U CN210500842U CN 210500842 U CN210500842 U CN 210500842U CN 201920943163 U CN201920943163 U CN 201920943163U CN 210500842 U CN210500842 U CN 210500842U
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- material guide
- plate
- feeding belt
- crushing
- guide plate
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Abstract
A raw material conveying device for concrete production comprises a feeding belt, wherein the feeding belt is obliquely arranged, a portal frame is arranged at a position close to the lower end of the feeding belt in a crossing manner, and a screening plate is arranged on the portal frame; the material conveying device is characterized in that a material guide groove and a crushing bin are arranged at the lower end of the material conveying belt, the material guide groove and the upper conveying belt surface of the material conveying belt are arranged above the material guide groove, the crushing bin is arranged below the material guide groove, a discharging pipe is arranged below the crushing bin, an elevator is arranged on one side of the crushing bin, a discharging opening of the discharging pipe is arranged above a feeding opening of the elevator, and a discharging opening of the elevator is arranged right above the material guide groove. Adopt above-mentioned structure, can sieve the cement of caking in the cement and carry after smashing again to single device not only can be used for the transport of cement, can carry aggregate, admixture simultaneously, reduces the cost that many belts of installation need consume.
Description
Technical Field
The utility model relates to a concrete production field, especially a raw materials conveyor is used in concrete production.
Background
In the concrete production process, concrete raw materials (cement, additives and aggregate) in a storage bin need to be conveyed to a mixing station, and because the raw materials are accumulated in the storage bin for a long time, the raw materials are easy to agglomerate for the cement, and the agglomerated cement is directly conveyed to the mixing station to have certain influence on the quality of the subsequently produced concrete; further, since the types of raw materials are large, it is necessary to arrange a plurality of conveying belts to convey different raw materials, which increases the equipment cost.
Disclosure of Invention
The utility model aims to solve the technical problem that a raw materials conveyor is used in concrete production is provided, can sieve the cement of caking in the cement and carry after smashing again to single device not only can be used for the transport of cement, can carry aggregate, admixture simultaneously, reduces the cost that many belts of installation need consume.
In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: a raw material conveying device for concrete production comprises a feeding belt, wherein the feeding belt is obliquely arranged, a portal frame is arranged at a position close to the lower end of the feeding belt in a crossing manner, and a screening plate is arranged on the portal frame;
the material conveying device is characterized in that a material guide groove and a crushing bin are arranged at the lower end of the material conveying belt, the material guide groove and the upper conveying belt surface of the material conveying belt are arranged above the material guide groove, the crushing bin is arranged below the material guide groove, a discharging pipe is arranged below the crushing bin, an elevator is arranged on one side of the crushing bin, a discharging opening of the discharging pipe is arranged above a feeding opening of the elevator, and a discharging opening of the elevator is arranged right above the material guide groove.
In the preferred scheme, the crushing bin is internally provided with two crushing rollers, the two crushing rollers are positioned on the same horizontal height and are arranged tangentially, and the crushing rollers are arranged in the crushing bin through a rotating shaft parallel to the feeding direction of the feeding belt;
one end of each of the rotating shafts of the two crushing rollers penetrates through and extends out of the crushing bin, gears are arranged on the rotating shafts of the two crushing rollers positioned outside the crushing bin, and the two gears are in meshed connection;
the outer wall of the crushing bin is fixedly provided with a supporting plate, the supporting plate is provided with a motor, and the motor is connected with one of the crushing roller rotating shafts through a coupler.
In an optimized scheme, a material guide plate is arranged at the lower end of the feeding belt, the material guide plate is obliquely arranged, the inclination angle of the material guide plate is the same as that of the feeding belt, and the lower end of the material guide plate is positioned right above the tangent position of the two crushing rollers.
In a preferred scheme, the guide plate adopts a trough plate structure with a U-shaped section, the guide plate is of a widened structure, and the distance between the side plates on the two sides of the guide plate is gradually reduced from the higher end to the lower end;
the minimum value of the distance between the side plates at the two sides of the material guide plate is smaller than the distance between the middle shafts of the two crushing rollers, and the maximum value of the distance between the side plates at the two sides of the material guide plate is not smaller than the width of the feeding belt.
In the preferred scheme, the screening plate is arranged on the lifting plate, the lifting plate is arranged between two vertical sections of the portal frame, a pushing cylinder is arranged at the top of the horizontal section of the portal frame, and a pushing rod of the pushing cylinder vertically penetrates through the horizontal section of the portal frame downwards and is connected with the lifting plate.
In the preferred scheme, the two ends of the lifting plate are provided with positioning lugs, two opposite positioning grooves are formed in two vertical sections of the door frame, and the two positioning lugs at the two ends of the lifting plate are respectively arranged in the two positioning grooves.
In a preferable scheme, two ends of the horizontal section of the gantry are provided with inclined struts.
In the preferred scheme, the height of the bottom surface of the screening plate is gradually increased from the middle to two sides, and a plurality of vertical groove-shaped openings are formed in the screening plate.
The utility model provides a raw materials conveyor for concrete production through adopting above-mentioned structure, has following beneficial effect:
(1) aiming at the problem that when cement is transported, the sieve plate can be lowered, the sieve plate is utilized to sieve out the caking in the raw materials, and the sieved caking is transported again after being crushed, so that the condition that the cement caking directly enters a mixing station to cause the produced concrete to have lower quality is avoided;
(2) when the aggregate is transported, the sieve plate is lifted, so that the normal conveying purpose of the aggregate can be ensured;
(3) the screening and crushing of the cement blocks can be carried out for a plurality of times, and the cement blocks which are not completely crushed at one time do not need to be worried about to directly enter the mixing plant, so that the screening and crushing efficiency is guaranteed.
Drawings
The invention will be further explained with reference to the following figures and examples:
fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic structural view of the material sieving part of the present invention.
In the figure: the device comprises a feeding belt 1, a portal frame 2, a screening plate 3, a guide chute 4, a crushing bin 5, a crushing roller 6, a discharging pipe 7, a lifter 8, a guide plate 9, a supporting plate 10, a motor 11, a gear 12, a lifting plate 13, a positioning lug 14, a positioning groove 15, a pushing cylinder 16, an inclined strut 17 and a groove-shaped opening 18.
Detailed Description
As shown in fig. 1-2, a raw material conveying device for concrete production comprises a feeding belt 1, wherein the feeding belt 1 is obliquely arranged, a portal frame 2 is arranged at a position close to the lower end of the feeding belt 1 in a crossing manner, and a screening plate 3 is arranged on the portal frame 2;
be equipped with baffle box 4 and crushing storehouse 5 on the position of feeding belt 1 lower extreme, baffle box 4 with set up in feeding belt 1's last transmission area face top, smash storehouse 5 and set up in baffle box 4 below, smash 5 below in the storehouse and be equipped with unloading pipe 7, smash 5 one side in the storehouse and be equipped with lifting machine 8, the feed opening setting of unloading pipe 7 is in the feed inlet top of lifting machine 8, the discharge gate setting of lifting machine 8 is directly over baffle box 4.
In a preferable scheme, two crushing rollers 6 are arranged in the crushing bin 5, the two crushing rollers 6 are positioned on the same horizontal height and are arranged tangentially, and the crushing rollers 6 are arranged in the crushing bin 5 through a rotating shaft parallel to the feeding direction of the feeding belt 1;
one end of each of the rotating shafts of the two crushing rollers 6 penetrates through and extends out of the crushing bin 5, the rotating shafts of the two crushing rollers 6 positioned outside the crushing bin 5 are respectively provided with a gear 12, and the two gears 12 are meshed and connected;
a supporting plate 10 is fixedly arranged on the outer wall of the crushing bin 5, a motor 11 is arranged on the supporting plate 10, and the motor 11 is connected with the rotating shaft of one crushing roller 6 through a coupler.
In an optimal scheme, a material guide plate 9 is arranged at the lower end of the feeding belt 1, the material guide plate 9 is obliquely arranged, the inclination angle of the material guide plate is the same as that of the feeding belt 1, and the lower end of the material guide plate 9 is positioned right above the tangent position of the two crushing rollers 6.
In a preferred scheme, the material guide plate 9 adopts a trough plate structure with a U-shaped section, the material guide plate 9 is a widened structure, and the distance between the side plates at two sides of the material guide plate is gradually reduced from the higher end to the lower end;
the minimum value of the distance between the side plates at the two sides of the material guide plate 9 is smaller than the distance between the central shafts of the two crushing rollers 6, and the maximum value of the distance between the side plates at the two sides of the material guide plate 9 is not smaller than the width of the feeding belt 1.
In the preferred scheme, the sieve plate 3 is arranged on the lifting plate 13, the lifting plate 13 is arranged between two vertical sections of the gantry 2, a pushing cylinder 16 is arranged at the top of the horizontal section of the gantry 2, and a pushing rod of the pushing cylinder 16 vertically penetrates through the horizontal section 2 of the gantry downwards and is connected with the lifting plate 13.
In a preferred scheme, two ends of the lifting plate 13 are provided with positioning lugs 14, two vertical sections of the gantry 2 are provided with two opposite positioning grooves 15, and the two positioning lugs 14 at the two ends of the lifting plate 13 are respectively arranged in the two positioning grooves 15.
In a preferable scheme, two ends of the horizontal section of the gantry 2 are provided with inclined struts 17.
In a preferable scheme, the height of the bottom surface of the screening plate 3 is gradually increased from the middle to two sides, and a plurality of vertical groove-shaped openings 18 are formed in the screening plate 3.
The principle of the device is as follows:
use cement as an example, the raw materials is carried to feeding belt 1 by baffle box 4 on, when sieving the flitch 3, the cement of caking is blocked, because the dead weight reason of caking cement, the cement gliding falls into crushing storehouse 5, smashes after crushing roller 6, falls into lifting machine 8 to rely on lifting machine 8 to realize getting back to the baffle box 4 once more after promoting, repeat above-mentioned transportation step, can effectively avoid once smashing in still not complete broken cement piece gets into the mixing plant.
By adopting the structure, when cement is transported, the caking in the raw materials can be screened out by the lower sieve plate and the screened caking is transported again after being crushed, so that the condition that the cement caking directly enters the mixing plant to cause the produced concrete to have lower quality is avoided; when the aggregate is transported, the sieve plate is lifted, so that the normal conveying purpose of the aggregate can be ensured; the screening and crushing of the cement blocks can be carried out for a plurality of times, and the cement blocks which are not completely crushed at one time do not need to be worried about to directly enter the mixing plant, so that the screening and crushing efficiency is guaranteed.
Claims (8)
1. The utility model provides a raw materials conveyor for concrete production, includes feeding belt (1), characterized by: the feeding belt (1) is obliquely arranged, a portal frame (2) is arranged at a position close to the lower end of the feeding belt (1) in a crossing manner, and a screening plate (3) is arranged on the portal frame (2);
be equipped with baffle box (4) and crushing storehouse (5) on the position of feeding belt (1) lower end, baffle box (4) and the last transmission area face top of setting at feeding belt (1), it sets up in baffle box (4) below to smash storehouse (5), it is equipped with unloading pipe (7) to smash storehouse (5) below, it is equipped with lifting machine (8) to smash storehouse (5) one side, the feed opening setting of unloading pipe (7) is in the feed inlet top of lifting machine (8), the discharge gate setting of lifting machine (8) is directly over baffle box (4).
2. The raw material conveying device for concrete production according to claim 1, characterized in that: the crushing bin (5) is internally provided with two crushing rollers (6), the two crushing rollers (6) are positioned on the same horizontal height and are arranged in a tangent mode, and the crushing rollers (6) are arranged in the crushing bin (5) through a rotating shaft parallel to the feeding direction of the feeding belt (1);
one end of each rotating shaft of the two crushing rollers (6) penetrates through and extends out of the crushing bin (5), gears (12) are arranged on the rotating shafts of the two crushing rollers (6) positioned outside the crushing bin (5), and the two gears (12) are connected in a meshed mode;
the outer wall of the crushing bin (5) is fixedly provided with a supporting plate (10), the supporting plate (10) is provided with a motor (11), and the motor (11) is connected with a rotating shaft of one crushing roller (6) through a coupler.
3. The raw material conveying device for concrete production according to claim 2, characterized in that: the lower end of the feeding belt (1) is provided with a material guide plate (9), the material guide plate (9) is obliquely arranged, the inclination angle of the material guide plate is the same as that of the feeding belt (1), and the lower end of the material guide plate (9) is positioned right above the tangent position of the two crushing rollers (6).
4. The raw material conveying device for concrete production according to claim 3, characterized in that: the material guide plate (9) adopts a trough plate structure with a U-shaped section, the material guide plate (9) is of a widening structure, and the distance between the side plates at the two sides of the material guide plate is gradually reduced from the higher end to the lower end;
the minimum value of the distance between the side plates at the two sides of the material guide plate (9) is smaller than the distance between the middle shafts of the two crushing rollers (6), and the maximum value of the distance between the side plates at the two sides of the material guide plate (9) is not smaller than the width of the feeding belt (1).
5. The raw material conveying device for concrete production according to claim 3, characterized in that: the sieve plate (3) is arranged on the lifting plate (13), the lifting plate (13) is arranged between two vertical sections of the portal frame (2), a pushing cylinder (16) is arranged at the top of the horizontal section of the portal frame (2), and a pushing rod of the pushing cylinder (16) vertically penetrates through the horizontal section of the portal frame (2) downwards and is connected with the lifting plate (13).
6. The raw material conveying device for concrete production according to claim 5, characterized in that: the two ends of the lifting plate (13) are provided with positioning lugs (14), two vertical sections of the portal frame (2) are provided with two opposite positioning grooves (15), and the two positioning lugs (14) at the two ends of the lifting plate (13) are respectively arranged in the two positioning grooves (15).
7. The raw material conveying device for concrete production according to claim 5, characterized in that: inclined struts (17) are arranged at two ends of the horizontal section of the gantry (2).
8. The raw material conveying device for concrete production according to claim 1, characterized in that: the bottom surface of the sieve plate (3) is gradually increased from the middle to two sides, and a plurality of vertical groove-shaped openings (18) are formed in the sieve plate (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920943163.1U CN210500842U (en) | 2019-06-21 | 2019-06-21 | Raw material conveying device for concrete production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920943163.1U CN210500842U (en) | 2019-06-21 | 2019-06-21 | Raw material conveying device for concrete production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210500842U true CN210500842U (en) | 2020-05-12 |
Family
ID=70579414
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920943163.1U Expired - Fee Related CN210500842U (en) | 2019-06-21 | 2019-06-21 | Raw material conveying device for concrete production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210500842U (en) |
-
2019
- 2019-06-21 CN CN201920943163.1U patent/CN210500842U/en not_active Expired - Fee Related
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200512 Termination date: 20210621 |