CN215946165U

CN215946165U - Clean concrete aggregate conveying device

Info

Publication number: CN215946165U
Application number: CN202122388350.8U
Authority: CN
Inventors: 孟凡昌
Original assignee: Shanghai Puying Concrete Co ltd
Current assignee: Shanghai Puying Concrete Co ltd
Priority date: 2021-09-30
Filing date: 2021-09-30
Publication date: 2022-03-04
Anticipated expiration: 2031-09-30

Abstract

The utility model belongs to the technical field of a concrete aggregate carries's technique and specifically relates to a clean formula concrete aggregate conveyor is related to, and it includes support frame, conveying mechanism and clean mechanism, conveying mechanism fixes on the support frame, conveying mechanism includes urceolus, main shaft and drive spindle pivoted drive assembly, the urceolus is cylindrical, be provided with on the main shaft with the inner wall complex auger delivery blade of urceolus, the both ends head of urceolus seals the setting, the import has been seted up on the lateral wall of urceolus one end, has seted up the export on the lateral wall of the other end, the position of import is provided with the hopper to be provided with the valve of control aggregate intermittent type nature circulation in the hopper, when auger delivery blade rotated the position of import, the valve was in closed state. This application has the effect that improves dust absorption in concrete aggregate transportation process.

Description

Clean concrete aggregate conveying device

Technical Field

The application relates to the technical field of concrete aggregate conveying, in particular to a cleaning type concrete aggregate conveying device.

Background

When the concrete aggregate is applied to a concrete mixing plant, the aggregate is firstly concentrated in a raw material warehouse, and then a proper amount of aggregate is conveyed to a mixing device in a conveying mode, so that concrete is prepared in the mixing device, the aggregate is sand and stone particles, and more dust is mixed in the sand and stone particles.

Patent document with an authorization publication number of CN212923652U discloses a clean formula concrete aggregate conveyor, including support frame, conveying mechanism and clean mechanism, conveying mechanism fixes on the support frame, the one end of conveying mechanism direction of delivery inclines to the direction that is close to ground, clean mechanism is including hindering dirt subassembly and gathering dust the subassembly, hinder the dirt subassembly and be located conveying mechanism and keep away from the direction on ground and fixed with conveying mechanism, gather dust the subassembly and hinder dirt subassembly intercommunication, collect the dust that floats to conveying mechanism top through hindering the dirt subassembly to absorb the dust by the subassembly that gathers dust.

However, in the above structure, the inventor believes that the dust blocking assembly is located above the conveying mechanism, so that dust is easy to float out from between the dust blocking assembly and the conveying mechanism, and the dust collection effect is poor.

SUMMERY OF THE UTILITY MODEL

In order to improve the effect of dust absorption in concrete aggregate transportation process, this application provides a clean formula concrete aggregate conveyor.

The application provides a clean formula concrete aggregate conveyor adopts following technical scheme:

the utility model provides a clean formula concrete aggregate conveyor, includes support frame, conveying mechanism and clean mechanism, conveying mechanism fixes on the support frame, conveying mechanism includes urceolus, main shaft and drive spindle pivoted drive assembly, the urceolus is cylindrical, is provided with the inner wall complex auger delivery blade with the urceolus on the main shaft, the both ends head of urceolus seals the setting, the import has been seted up on the lateral wall of urceolus one end, has seted up the export on the lateral wall of the other end, the position of import is provided with the hopper to be provided with the valve of control aggregate intermittent type nature circulation in the hopper, when auger delivery blade rotated the position of import, the valve was in closed state.

Through adopting above-mentioned technical scheme, during the use, position at the import sets up the valve, valve control aggregate intermittent type nature circulation, when the valve is closed, make things convenient for auger delivery blade to rotate the import, when the valve is opened, the aggregate is carried to the urceolus in following the hopper, the aggregate in the urceolus passes through the rotation of main shaft again, make auger delivery blade can carry the position of export with the aggregate, connect the cleaning mechanism on the urceolus simultaneously and extract the dust from the urceolus, gaseous position entering from the import of the export of urceolus, the dust that has reduced in the urceolus is blown out, and then improve the dust absorption effect in concrete aggregate transportation process.

Preferably, the cleaning mechanism comprises a dust collector and a dust remover, the air inlet end of the dust collector is connected to the middle part of the outer barrel, and the dust remover is connected to the air outlet end of the dust collector.

By adopting the technical scheme, the dust collector is connected to the middle position of the outer barrel, so that air enters from the inlet and the outlet of the outer barrel, the flying-out of dust is reduced, and the dust absorption efficiency is further improved.

Preferably, the valve includes valve plate and control mechanism, the lower part of hopper is provided with the conveying pipeline, the vertical setting of conveying pipeline, the valve plate sets up the inside at the conveying pipeline to one side of valve plate is rotated and is connected in the conveying pipeline, control mechanism is used for controlling the valve plate and rotates the aggregate of opening or shutoff in the conveying pipeline.

Through adopting above-mentioned technical scheme, the valve plate rotates to be connected in the conveying pipeline, and control mechanism makes the valve plate open or close the conveying pipeline through rotating the valve plate, conveniently carries the aggregate to the conveying pipeline and controls.

Preferably, the control mechanism comprises a cam and a push rod, the cam is coaxially fixed on the main shaft, the push rod is in sliding fit in the conveying pipe, one end of the push rod is used for abutting against the contour of the cam, and the other end of the push rod is used for driving the valve plate to rotate.

Through adopting above-mentioned technical scheme, the cam is coaxial to be fixed on the main shaft, and the cam cooperation ejector pin is controlled the valve plate to guarantee the closed position of valve plate, make coordinated motion between screw conveying blade and the valve plate.

Preferably, one end of the ejector rod connected with the cam is provided with a roller, and the roller is rotatably connected to the ejector rod and rolls on the outer side wall of the cam.

Through adopting above-mentioned technical scheme, the gyro wheel rotates to be connected on the ejector pin, and the gyro wheel rolls on the lateral wall of cam, reduces the friction between gyro wheel and the cam.

Preferably, the ejector rod comprises an outer sleeve and an inner rod, the inner rod is inserted into the outer sleeve, a spring is arranged inside the outer sleeve, and one end of the spring abuts against one end, located in the outer sleeve, of the inner rod.

Through adopting above-mentioned technical scheme, set up the spring between outer tube and the interior pole, when the valve plate received the unable complete closure of blockking of aggregate, the motion that satisfies the cam is closed through contracting to the spring, and then reduces the condition of main shaft stall, improves operating stability.

Preferably, the conveying pipeline is internally provided with a positioning bulge, the positioning bulge is positioned below the valve plate, and the positioning bulge is used for abutting against the maximum opening position of the valve plate controlled on the lower surface of the valve plate.

Through adopting above-mentioned technical scheme, the protruding setting in the below of valve plate in location, when the valve plate with the protruding butt in location, the position of valve plate still can make things convenient for the ejector pin to operate the valve plate, avoid the valve plate to open excessively, unable self-closing.

Preferably, the driving assembly comprises a driving pulley, a driven pulley and a driving motor, the driving motor is fixed on the support frame, the driving pulley is coaxially fixed on an output shaft of the driving motor, the driven pulley is coaxially fixed on the main shaft, and a transmission belt is connected between the driving pulley and the driven pulley in a transmission manner.

By adopting the technical scheme, the driving motor drives the driven belt wheel to rotate through the driving belt wheel and the transmission belt, and when the stress of the main shaft is overlarge, the damage caused by the stalling of the driving motor is reduced.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the intermittent circulation of the aggregates is controlled by the valve, when the valve is opened, the aggregates are conveyed from the hopper into the outer cylinder, then the aggregates in the outer cylinder are conveyed to the position of the outlet by the spiral conveying blade through the rotation of the main shaft, meanwhile, the cleaning mechanism connected to the outer cylinder extracts dust from the outer cylinder, and air enters from the position of the inlet of the outlet of the outer cylinder, so that the dust collection effect in the concrete aggregate conveying process is improved;

2. the cam is coaxially fixed on the main shaft and is matched with the ejector rod to control the valve plate, so that the closing position of the valve plate is ensured, and the spiral conveying blade and the valve plate move in a coordinated manner;

3. the cam is coaxially fixed on the main shaft and is matched with the ejector rod to control the valve plate, so that the closing position of the valve plate is ensured, and the spiral conveying blade and the valve plate move in a coordinated manner.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;

FIG. 2 is a schematic structural view of the outer barrel cut away in the embodiment of the present application;

fig. 3 is a schematic structural diagram of a jack in the embodiment of the present application.

Description of reference numerals: 1. a support frame; 2. a conveying mechanism; 21. an outer cylinder; 211. an inlet; 212. an outlet; 22. a main shaft; 23. a drive assembly; 231. a driving pulley; 232. a driven pulley; 233. a drive belt; 234. a drive motor; 24. a screw conveying blade; 3. a cleaning mechanism; 31. a vacuum cleaner; 32. a dust remover; 4. a valve; 41. a valve plate; 42. a control mechanism; 421. a cam; 422. a top rod; 4221. an outer sleeve; 4222. an inner rod; 4223. a spring; 423. a roller; 5. a hopper; 6. a delivery pipe; 7. positioning the projection; 8. and (4) a sliding sleeve.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses clean formula concrete aggregate conveyor. Referring to fig. 1, clean formula concrete aggregate conveyor, including support frame 1, conveying mechanism 2 and clean mechanism 3, support frame 1 is vertical to be set up, and the upper portion of support frame 1 is used for fixed connection conveying mechanism 2, makes conveying mechanism 2 can carry according to the direction of delivery who designs to conveying mechanism 2's one end is equipped with import 211, and the other end is equipped with export 212. The cleaning mechanism 3 is communicated with the inside of the conveying mechanism 2, and when the conveying mechanism 2 conveys the aggregates, the cleaning mechanism 3 can absorb the dust inside the conveying mechanism 2.

Referring to fig. 1 and 2, the conveying mechanism 2 includes an outer cylinder 21, a main shaft 22 and a driving assembly 23, the outer cylinder 21 is cylindrical, two ends of the outer cylinder 21 are sealed, the main shaft 22 is rotatably connected in the outer cylinder 21, and the central line of the main shaft 22 is superposed with the central line of the outer cylinder 21, one end of the main shaft 22 extends out of the outer cylinder 21 and is connected with a driving component 23, under the action of the driving component 23, the main shaft 22 rotates, the outer cylinder 21 is fixed on the support frame 1, the spiral conveying blade 24 is arranged on the main shaft 22, the spiral conveying blade 24 is fixed on the main shaft 22 and rotates along with the main shaft 22, the inlet 211 is arranged on the side wall of one end of the outer cylinder 21, the outlet 212 is arranged on the side wall of the other end of the outer cylinder 21, and the outlet 212 is located at the lower side wall of the outer tub 21, the inlet 211 is located at the upper side wall of the outer tub 21, thus, by feeding the aggregate from the inlet 211, the main shaft 22 is rotated, and the screw blade 24 is engaged with the inner wall of the outer cylinder 21 to push the aggregate toward the outlet 212. The driving assembly 23 comprises a driving pulley 231, a driven pulley 232, a transmission belt 233 and a driving motor 234, the driving motor 234 is fixed on the support frame 1, the driving pulley 231 is coaxially fixed on an output shaft of the driving motor 234, the driven pulley 232 is coaxially fixed on the main shaft 22, and the transmission belt 233 is in transmission connection between the driving pulley 231 and the driven pulley 232.

Referring to fig. 1, the cleaning mechanism 3 includes a dust collector 31 and a dust catcher 32, an air inlet end of the dust collector 31 is connected to an outer wall of the outer tub 21 at a middle position of the outer tub 21, and the dust catcher 32 is connected to an air outlet end of the dust collector 31. When the dust collector 31 works, the aggregate amount in the outer cylinder 21 is controlled below the main shaft 22, so that air can enter the outer cylinder 21 from the positions of the inlet 211 and the outlet 212 and can be conveyed to the position of the dust collector 31 along the spiral direction of the spiral conveying blade 24, the dust cleaning effect in the outer cylinder 21 is better, the dust is reduced from drifting out of the outer cylinder 21, and the dust absorbed by the dust collector 32 is removed.

Referring to fig. 2, when the screw conveying blade 24 rotates in the outer cylinder 21, when aggregate flows into the positions of the screw conveying blade 24 and the inlet 211 of the outer cylinder 21 all the time, the aggregate is easy to clamp the screw conveying blade 24, and further, the screw conveying blade 24 cannot rotate, so that a valve 4 is arranged at the position of the outer cylinder 21 at the inlet 211, the time for the aggregate to enter is controlled by the valve 4, when the screw conveying blade 24 rotates to be opposite to the position of the inlet 211, the valve 4 is in a closed state, the aggregate is prevented from entering the outer cylinder 21 again, and the screw conveying blade 24 can rotate through the position of the inlet 211 conveniently; then, the valve 4 is opened again to allow the aggregates to enter the inlet 211, and the amount of the aggregates entering the outer tub 21 can be adjusted by controlling the time for which the valve 4 is opened. Be provided with hopper 5 in the position of import 211, the sub-unit connection of hopper 5 has conveying pipeline 6, the vertical setting of conveying pipeline 6, and the upper end of conveying pipeline 6 is connected in hopper 5, and the lower extreme of conveying pipeline 6 is just right with import 211, and valve 4 sets up the inside at conveying pipeline 6.

Referring to fig. 2, the valve 4 comprises a valve plate 41 and a control mechanism 42, the control mechanism 42 comprises a cam 421 and a push rod 422, the cam 421 is coaxially fixed on the main shaft 22, the distance between the far rest point of the contour line of the cam 421 and the center line of the cam 421 is equal to the radius of the outer cylinder 21, the push rod 422 is slidably fitted in the feed delivery pipe 6, one end of the push rod 422 is provided with a roller 423, the push rod 422 abuts against the contour of the cam 421 through the roller 423, the upper end of the push rod 422 is provided with the valve plate 41, one side of the valve plate 41 is rotatably connected to the inner wall of the feed delivery pipe 6, when the push rod 422 moves upwards, the valve plate 41 is acted by the push rod 422 to upwards block the feed delivery pipe 6, so that aggregate stops being delivered into the inner cylinder 21, and then when the push rod 422 moves downwards, the valve plate 41 rotates downwards to open the feed delivery pipe 6. Be provided with location arch 7 in conveying pipeline 6, location arch 7 is located the below of valve plate 41, and when valve plate 41 rotated downwards, when location arch 7 and the lower surface butt of valve plate 41, valve plate 41 was in the biggest open position to when making things convenient for ejector pin 422 upward movement, ejector pin 422 can butt on the lower surface of valve plate 41, and the position of avoiding valve plate 41 motion is too big to cause, and ejector pin 422 can't jack-up valve plate 41 shutoff conveying pipeline 6.

Referring to fig. 3, the top rod 422 comprises an outer sleeve 4221, an inner rod 4222 and a spring 4223, the outer sleeve 4221 is vertically arranged along the feed delivery pipe 6, one end of the inner rod 4222 is inserted into the outer sleeve 4221, the roller 423 is rotatably connected to the inner rod 4222, the spring 4223 is arranged in the outer sleeve 4221, one end of the spring 4223 abuts against the outer sleeve 4221, and the other end abuts against one end of the inner rod 4222 in the outer sleeve 4221, so that the acting force of the spring 4223 is used for driving the inner rod 4222 to extend out of the outer sleeve 4221. A sliding sleeve 8 is fixedly arranged inside the conveying pipe 6, the size of the sliding sleeve 8 is smaller than that of the conveying pipe 6, and the outer side wall of the sliding sleeve 8 and the inner side wall of the conveying pipe 6 are arranged at intervals, so that aggregate in the conveying pipe 6 can conveniently flow through the sliding sleeve 8 and the conveying pipe 6.

The working process of the embodiment:

the driving motor 234 drives the main shaft 22 to rotate through the driving belt wheel 231, the driving belt 233 and the driven belt wheel 232, the main shaft 22 can control the valve 4 to be opened or closed when rotating, when the valve 4 closes the material conveying pipe 6, the spiral conveying blade 24 is positioned at the position of the inlet 211, when the spiral conveying blade 24 rotates past the position of the inlet 211, the valve 4 opens the material conveying pipe 6 to convey aggregate into the outer cylinder 21, and meanwhile, the dust collector 31 sucks dust from the inner part of the outer cylinder 21 from the inlet 211 and the outlet 212, so that the dust is reduced from floating out of the outer cylinder 21.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a clean formula concrete aggregate conveyor, includes support frame (1), conveying mechanism (2) and clean mechanism (3), conveying mechanism (2) are fixed on support frame (1), its characterized in that: conveying mechanism (2) are including urceolus (21), main shaft (22) and drive main shaft (22) pivoted drive assembly (23), urceolus (21) are cylindrical, be provided with on main shaft (22) with inner wall complex spiral delivery vane (24) of urceolus (21), the both ends head of urceolus (21) seals and sets up, import (211) have been seted up on urceolus (21) one end lateral wall, export (212) have been seted up on the other end lateral wall, the position of import (211) is provided with hopper (5) to be provided with valve (4) of control aggregate intermittent type nature circulation in hopper (5), when spiral delivery vane (24) rotated the position of import (211), valve (4) were in the closed state.

2. The clean concrete aggregate conveying device according to claim 1, wherein: the cleaning mechanism (3) comprises a dust collector (31) and a dust remover (32), the air inlet end of the dust collector (31) is connected to the middle of the outer barrel (21), and the dust remover (32) is connected to the air outlet end of the dust collector (31).

3. The clean concrete aggregate conveying device according to claim 2, wherein: valve (4) include valve plate (41) and control mechanism (42), the lower part of hopper (5) is provided with conveying pipeline (6), the vertical setting of conveying pipeline (6), valve plate (41) set up the inside at conveying pipeline (6) to one side of valve plate (41) is rotated and is connected in conveying pipeline (6), control mechanism (42) are used for controlling valve plate (41) to rotate the aggregate of opening or shutoff in conveying pipeline (6).

4. A clean concrete aggregate transfer unit according to claim 3, wherein: the control mechanism (42) comprises a cam (421) and a push rod (422), the cam (421) is coaxially fixed on the main shaft (22), the push rod (422) is in sliding fit in the conveying pipe (6), one end of the push rod (422) is used for abutting against the contour of the cam (421), and the other end of the push rod (422) is used for driving the valve plate (41) to rotate.

5. The clean concrete aggregate conveying device according to claim 4, wherein: one end of the ejector rod (422) connected with the cam (421) is provided with a roller (423), and the roller (423) is rotatably connected to the ejector rod (422) and rolls on the outer side wall of the cam (421).

6. The clean concrete aggregate conveying device according to claim 4 or 5, wherein: the ejector rod (422) comprises an outer sleeve (4221) and an inner rod (4222), the inner rod (4222) is inserted into the outer sleeve (4221), a spring (4223) is arranged inside the outer sleeve (4221), and one end of the spring (4223) abuts against one end, located in the outer sleeve (4221), of the inner rod (4222).

7. The clean concrete aggregate conveying device according to claim 6, wherein: the inside of conveying pipeline (6) is provided with location arch (7), location arch (7) are located the below of valve plate (41), and location arch (7) are used for the butt at the maximum open position of lower surface control valve plate (41) of valve plate (41).

8. The clean concrete aggregate conveying device according to claim 1, wherein: the driving assembly (23) comprises a driving belt wheel (231), a driven belt wheel (232) and a driving motor (234), the driving motor (234) is fixed on the support frame (1), the driving belt wheel (231) is coaxially fixed on an output shaft of the driving motor (234), the driven belt wheel (232) is coaxially fixed on the main shaft (22), and a transmission belt (233) is connected between the driving belt wheel (231) and the driven belt wheel (232) in a transmission mode.