CN213726729U

CN213726729U - Concrete raw material screening device with prevent blockking up structure

Info

Publication number: CN213726729U
Application number: CN202021812780.7U
Authority: CN
Inventors: 郭凯; 林美珍
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-26
Filing date: 2020-08-26
Publication date: 2021-07-20
Anticipated expiration: 2030-08-26

Abstract

The utility model relates to a concrete screening technical field specifically is a concrete raw materials sieving mechanism with prevent blockking up structure, including breaker casing, first motor, second motor and third motor, the bottom fixedly connected with worm of second motor, the surperficial swing joint gear of worm, the surface of gear runs through there is the transmission shaft and prolongs to the pair roller, the feed inlet has been seted up on the top of breaker casing, the discharge gate has been seted up to one side bottom of breaker casing, breaker casing inner wall is connected with first screening board and baffler respectively. The utility model discloses a breaker that sets up at first carries out breakage to the raw materials, refines the raw materials, avoids massive raw materials to fail to be abandoned in one department through the screening, can't obtain utilizing, has improved the utilization ratio of raw materials, and the practicality of the device of increase, whole broken process is full-automatic process simultaneously, has reduced artificial input, improves work efficiency.

Description

Concrete raw material screening device with prevent blockking up structure

Technical Field

The utility model relates to a concrete screening technical field specifically is a concrete raw materials sieving mechanism with prevent blockking up structure.

Background

Concrete, referred to as concrete for short, is a general term for engineering composite materials formed by cementing aggregate into a whole by cementing materials, and the term concrete in general refers to cement concrete which is prepared by mixing cement as the cementing material, sand and stone as the aggregate and water in a certain proportion and stirring, and is also called common concrete, and is widely applied to civil engineering.

Present concrete raw materials sieving mechanism structure is comparatively single, lack broken function, the screening is incomplete, there are debris in the raw materials, directly get into among the sieving mechanism, lead to debris to block the sieving mechanism, the sieving mechanism can only leave the principle that will reach the requirement simultaneously, and the raw materials that reach the requirement are piled up on one side after the screening, can't obtain utilizing, the utilization ratio of raw materials has been reduced, the formation that leads to a batch concrete needs more raw materials, the cost of production has been increased, and the practicality of sieving mechanism is not high, therefore, need to provide a concrete raw materials sieving mechanism with prevent blockking up the structure urgently to solve foretell problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a concrete raw materials sieving mechanism with prevent blockking up structure to the current concrete raw materials sieving mechanism who proposes in solving above-mentioned background art lacks crushing function and leads to debris in the raw materials to block up the sieving mechanism, can't recycle the scheduling problem to the raw materials that fail to pass through the screening simultaneously.

In order to achieve the above object, the utility model provides a following technical scheme: a concrete raw material screening device with an anti-blocking structure comprises a crusher shell, a first motor, a second motor and a third motor, wherein a worm is fixedly connected to the bottom end of the second motor, a gear is movably connected to the surface of the worm, a transmission shaft penetrates through the surface of the gear and extends to a pair of rollers, a feed inlet is formed in the top end of the crusher shell, a discharge outlet is formed in the bottom end of one side of the crusher shell, a first screening plate and a blocking plate are connected to the inner wall of the crusher shell respectively, a first connecting rod is fixedly connected to the top end of the first motor, a crushing sheet and a scraping plate are fixedly connected to the surface of the first connecting rod respectively, a driving rod is fixedly connected to one end of the third motor, the driving rod penetrates through a material distributing plate, a rotating block is fixedly connected to one side of the driving rod, and a second connecting rod is fixedly connected to one side of the rotating block, one side of the second connecting rod penetrates through the first fixing block, one side of the first fixing block is fixedly connected with the support frame, one side of the support frame is fixedly connected with the second fixing block, the second fixing block is connected with the support sheet through the first bolt, and the inner wall of the support frame is connected with the second screening plate through the second bolt.

Preferably, the second motor is fixedly mounted on the crusher shell, a limiting block is fixedly connected to the surface of the crusher shell, and the bottom end of the worm is connected with the limiting block.

Preferably, four groups of second fixed blocks are arranged on the same side of the support frame and the material distribution plate, two groups of supporting pieces are arranged on the same side of the support frame and the material distribution plate, and a group of supporting pieces is connected between the two groups of second fixed blocks.

Preferably, the first connecting rod penetrates through the first screening plate and the blocking plate respectively, and a sealing ring is arranged at a position where the first connecting rod penetrates through the first screening plate and the blocking plate.

Preferably, the crushing pieces are provided with two groups, the scraping plates are rectangular, the bottom ends of one group of the scraping plates are movably connected with the first screening plate, and the bottom ends of the other group of the scraping plates are movably connected with the blocking plate.

Preferably, the surface of the second screening plate is provided with a plurality of holes with uniform specifications, the two sides of the second screening plate are provided with connecting plates, and the support frame is connected with the connecting plates on the two sides of the second screening plate through second bolts.

Compared with the prior art, the beneficial effects of the utility model are that:

1. through the breaker that sets up, at first carry out the breakage to the raw materials, refine the raw materials, avoid massive raw materials to fail to be abandoned in one department through the screening, can't obtain utilizing, improved the utilization ratio of raw materials, the practicality of the device of increase, whole broken process is full-automatic process simultaneously, has reduced artificial input, improves work efficiency.

2. Through the sieving mechanism who sets up, can separate raw materials and debris, can change the second screening board simultaneously as required, the easy operation of changing the second screening board is convenient, and the device possesses the screening efficiency height, can be with the impurity screening clean in the concrete, has saved a large amount of time of workman, convenient to use's effect.

Drawings

FIG. 1 is a schematic view of the crushing device and the screening device of the present invention in front view;

FIG. 2 is a schematic sectional view of the crushing device of the present invention in front view;

FIG. 3 is a schematic side view of the structure of the screening device of the present invention;

fig. 4 is a schematic view of the screening apparatus of the present invention.

In the figure: 1. a crusher housing; 2. a first motor; 3. a second motor; 4. a third motor; 5. a feed inlet; 6. a worm; 7. a gear; 8. a drive shaft; 9. a discharge port; 10. a material distributing plate; 11. a support frame; 12. a pair of rollers; 13. a first connecting rod; 14. crushing slices; 15. a squeegee; 16. a first screening plate; 17. a barrier plate; 18. a first fixed block; 19. a second connecting rod; 20. a drive rod; 21. rotating the block; 22. a second fixed block; 23. a support sheet; 24. a first bolt; 25. a second screening plate; 26. and a second bolt.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides an embodiment:

a concrete raw material screening device with an anti-blocking structure comprises a crusher shell 1, a first motor 2, a second motor 3 and a third motor 4, wherein the bottom end of the second motor 3 is fixedly connected with a worm 6, the second motor 3 is fixedly installed on the surface of the crusher shell 1, the surface of the worm 6 is movably connected with a gear 7, a transmission shaft 8 penetrates through the surface of the gear 7 and extends to a pair roller 12, the second motor 3 is started, the worm 6 rotates, the worm 6 is meshed with the gear 7 to enable the gear 7 to rotate, the transmission shaft 8 rotates along with the rotation of the gear 7, the pair roller 12 rotates, a feeding hole 5 is formed in the top end of the crusher shell 1, raw materials enter the crusher shell 1 through the feeding hole 5 to be crushed, a discharging hole 9 is formed in the bottom end of one side of the crusher shell 1, the inner wall of the crusher shell 1 is respectively connected with a first screening plate 16 and a blocking plate 17, the top end of the first motor 2 is fixedly connected with a first connecting rod 13, first connecting rod 13 runs through first screening board 16 and baffler 17 respectively, the position that first connecting rod 13 runs through first screening board 16 and baffler 17 is provided with the sealing washer, the surperficial fixedly connected with broken piece 14 and scraper blade 15 respectively of first connecting rod 13, broken 14 surperficial sharpness, scraper blade 15 sets up to the rectangle and with first screening board 16 swing joint, the device refines the raw materials, avoid massive raw materials to fail to abandon in one department through the screening, can't obtain the utilization, the utilization ratio of raw materials has been improved, the practicality of the device that increases, whole broken process is full-automatic process simultaneously, artificial input has been reduced, and the work efficiency is improved.

One end of a third motor 4 is fixedly connected with a driving rod 20, the driving rod 20 penetrates through the material distributing plate 10, one side of the driving rod 20 is fixedly connected with a rotating block 21, one side of the rotating block 21 is fixedly connected with a second connecting rod 19, one side of the second connecting rod 19 penetrates through a first fixing block 18, one side of the first fixing block 18 is fixedly connected with a support frame 11, one side of the support frame 11 is fixedly connected with a second fixing block 22, the second fixing block 22 is connected with a support sheet 23 through a first bolt 24, the support sheet 23 is an elastic object and the support sheet 23 is a consumable, the damaged support sheet 23 is convenient to replace by disassembling the first bolt 24, the inner wall of the support frame 11 is connected with a second screening plate 25 through a second bolt 26, the device can separate raw materials from sundries, meanwhile, the second screening plate 25 can be replaced according to requirements, and the operation of replacing the second screening plate 25 is simple and convenient, the device possesses the screening efficiency height, can be with the impurity screening clean in the concrete, has saved a large amount of time of workman, convenient to use's effect.

Further, the fixed mounting of breaker casing 1 has second motor 3, and the fixed surface of breaker casing 1 is connected with the stopper, and the bottom of worm 6 is connected with the stopper for the rigidity of worm 6 avoids worm 6 to remove or the dislocation, leads to drive gear 7 to have the deviation, and then makes the crushing effect of pair roller 12 reduce.

Further, the same side of support frame 11 and branch flitch 10 is provided with four sets of second fixed blocks 22, and the same side of support frame 11 and branch flitch 10 is provided with two sets of backing sheets 23, is connected with a set of backing sheet 23 between two sets of second fixed blocks 22, and backing sheet 23 has elasticity, can act on rocking, can support frame 11 through the device, and the elastic action of backing sheet 23 can make support frame 11 rock simultaneously.

Further, the first connecting rod 13 penetrates through the first screening plate 16 and the blocking plate 17 respectively, and the position where the first connecting rod 13 penetrates through the first screening plate 16 and the blocking plate 17 is provided with a sealing ring, so that impurities in the raw material and the crushed raw material are prevented from penetrating into the crushed raw material through a gap at the penetrating position.

Further, broken piece 14 is provided with two sets ofly, broken piece 14's surface is sharp, improve the crushing effect to the raw materials, scraper blade 15 is provided with two sets ofly, scraper blade 15 is the rectangle, the first screening board 16 of the bottom swing joint of a set of scraper blade 15, the bottom swing joint baffler 17 of another group of scraper blade 15, the scraper blade 15 that is located the upper strata plays the raw materials of being convenient for through the effect of first screening board 16, the scraper blade 15 that is located the lower floor is convenient for say inside the raw materials discharge breaker casing 1 after the breakage.

Further, the unified hole of a plurality of specifications has been seted up on the surface of second screening plate 25 for reach the raw materials accessible screening of requirement, the both sides of second screening plate 25 are provided with the connecting plate, and support frame 11 is connected with the connecting plate of second screening plate 25 both sides through second bolt 26, dismantles second bolt 26 and can conveniently follow the second screening plate 25 of trading different specifications, adapts to different work demands.

The working principle is as follows: when the crushing device is used, the first motor 2 and the second motor 3 are started, the worm 6 rotates through connection with the second motor 3, the worm 6 is meshed with the gear 7, the gear 7 rotates, the transmission shaft 8 penetrates through the gear 7 and extends to the pair of rollers 12, when the gear 7 rotates, the gear 7 rotates and drives the transmission shaft 8 to further rotate the pair of rollers 12, raw materials enter from the feeding hole 5 and are crushed for the first time through the rotating pair of rollers 12, the first motor 2 rotates, the first connecting rod 13 rotates through connection with the first motor 2, the crushing pieces 14 connected to the surface of the first connecting rod 13 rotate, the crushing pieces 14 on the surface of the first connecting rod 13 crush the raw materials for the second time, then the raw materials fall on the first screening plate 16, the raw materials are stirred by the group of scraping plates 15, the raw materials pass through the first screening plate 16 in an acceleration mode, then the crushing pieces 14 on the surface of the first connecting rod 13 crush the raw materials for the third time, the material then falls onto the baffle plate 17 and is subsequently agitated by a set of scrapers 15, so that the material exits the crusher housing 1 through the discharge opening 9;

when the device is used, the third motor 4 is started, the driving rod 20 is enabled to rotate through connection with the third motor 4, one end of the driving rod 20 is connected with the rotating block 21, one end of the rotating block 21 is connected with the second connecting rod 19, so that one end of the second connecting rod 19, which is connected with the rotating block 21, deflects, the other end of the second connecting rod 19 is connected with the first fixing block 18, one end of the first fixing block 18 is fixedly connected with the support frame 11, meanwhile, the material distribution plate 10 is connected with the support frame 11 through the second fixing block 22 and the support sheet 23, when one end of the second connecting rod 19 deflects, the second connecting rod 19 enables the support frame 11 to shake through connection of the first fixing block 18 and the support frame 11, the second fixing block 22 is tightly connected with the support sheet 23 through the first bolt 24, so as to conveniently replace the support sheet 23, the connecting blocks are arranged on two sides of the second screening plate 25, and the support frame 11 is tightly connected with the connecting blocks through the second bolt 26, it is convenient to exchange a second screening plate 25 of a different size.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a concrete raw materials sieving mechanism with prevent blockking up structure, includes breaker casing (1), first motor (2), second motor (3) and third motor (4), its characterized in that: the bottom end of the second motor (3) is fixedly connected with a worm (6), the surface of the worm (6) is movably connected with a gear (7), a transmission shaft (8) penetrates through the surface of the gear (7) and extends to a pair of rollers (12), a feeding hole (5) is formed in the top end of the crusher shell (1), a discharging hole (9) is formed in the bottom end of one side of the crusher shell (1), the inner wall of the crusher shell (1) is respectively connected with a first screening plate (16) and a blocking plate (17), the top end of the first motor (2) is fixedly connected with a first connecting rod (13), the surface of the first connecting rod (13) is respectively and fixedly connected with a crushing piece (14) and a scraping plate (15), one end of the third motor (4) is fixedly connected with a driving rod (20), the driving rod (20) penetrates through a material distributing plate (10), one side of the driving rod (20) is fixedly connected with a rotating block (21), one side fixed connection second connecting rod (19) of turning block (21), one side of second connecting rod (19) is run through and is had first fixed block (18), one side fixed connection support frame (11) of first fixed block (18), one side fixed connection second fixed block (22) of support frame (11), second fixed block (22) are connected through first bolt (24) with backing sheet (23), the inner wall of support frame (11) is connected with second screening board (25) through second bolt (26).

2. The concrete raw material screening device with the anti-blocking structure according to claim 1, characterized in that: the fixed mounting of breaker casing (1) has second motor (3), the fixed surface of breaker casing (1) is connected with the stopper, the bottom of worm (6) is connected with the stopper.

3. The concrete raw material screening device with the anti-blocking structure according to claim 1, characterized in that: the novel multi-layer material distribution plate is characterized in that four groups of second fixing blocks (22) are arranged on the same side of the support frame (11) and the material distribution plate (10), two groups of supporting plates (23) are arranged on the same side of the support frame (11) and the material distribution plate (10), and a group of supporting plates (23) is connected between the two groups of second fixing blocks (22).

4. The concrete raw material screening device with the anti-blocking structure according to claim 1, characterized in that: the first connecting rod (13) penetrates through the first screening plate (16) and the blocking plate (17) respectively, and a sealing ring is arranged at the position where the first connecting rod (13) penetrates through the first screening plate (16) and the blocking plate (17).

5. The concrete raw material screening device with the anti-blocking structure according to claim 1, characterized in that: broken piece (14) are provided with two sets ofly, scraper blade (15) are the rectangle, and a set ofly the first screening board (16) of bottom swing joint of scraper blade (15), another group the bottom swing joint baffler board (17) of scraper blade (15).

6. The concrete raw material screening device with the anti-blocking structure according to claim 4, wherein: the surface of the second screening plate (25) is provided with a plurality of holes with uniform specifications, connecting plates are arranged on two sides of the second screening plate (25), and the support frame (11) is connected with the connecting plates on two sides of the second screening plate (25) through second bolts (26).