CN111250203A

CN111250203A - Cement reducing mechanism

Info

Publication number: CN111250203A
Application number: CN202010047349.6A
Authority: CN
Inventors: 王锦
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-01-16
Filing date: 2020-01-16
Publication date: 2020-06-09

Abstract

The invention discloses a cement crushing device; belongs to the technical field of cement processing equipment; the technical key points of the device comprise a bottom plate, wherein the upper surface of the bottom plate is fixedly connected with a crushing box, the top of the crushing box is provided with a feeding hole, and a feeding hopper is fixedly connected in the feeding hole; a discharge port is formed in the bottom of the crushing box, a discharge pipe is fixedly connected in the discharge port, and two symmetrically-distributed crushing rollers are fixedly connected in the crushing box; the inside of the crushing box is movably connected with a vibration screening mechanism, the left side of the crushing box is fixedly connected with a dust collection mechanism, and the top of the crushing box is fixedly connected with a material smashing mechanism; the invention can conveniently screen cement which is not completely crushed, so that the cement can be crushed again, the crushing efficiency of the cement is improved, dust generated in the crushing process can be conveniently collected, and the blocked feed hopper can be conveniently dredged.

Description

Cement reducing mechanism

The technical field is as follows:

the invention relates to the technical field of cement processing equipment, in particular to a cement crushing device.

Background art:

cement refers to a powdered hydraulic inorganic cementitious material. After water is added and stirred, the mortar can be hardened in the air or in water and can firmly bond sand, stone and other materials together, the early mixture of lime and volcanic ash is very similar to the modern lime-volcanic ash cement, and concrete made of broken stone cemented by the mortar not only has higher strength, but also can resist the erosion of fresh water or salt-containing water after being hardened. As an important cementing material, the high-performance cement is widely applied to engineering such as civil construction, water conservancy, national defense and the like for a long time.

And when smashing the cement of some caking, smash not enough evenly, still need the manual work to its screening, smash it again, too loaded down with trivial details inconvenience, and can cause the influence to the crushing efficiency of cement.

Therefore, it is necessary to provide a cement grinding apparatus to solve the above problems.

The invention content is as follows:

the invention aims to provide a cement crushing device, which aims to solve the problems that in the prior art, when some caked cement is crushed, the crushing is not uniform enough, the caked cement needs to be manually screened and then crushed again, the caked cement is too complicated and inconvenient, and the crushing efficiency of the cement is influenced.

The invention is implemented by the following technical scheme: a cement crushing device comprises a bottom plate, wherein a crushing box is fixedly connected to the upper surface of the bottom plate, a feeding port is formed in the top of the crushing box, and a feeding hopper is fixedly connected into the feeding port;

a discharge hole is formed in the bottom of the crushing box, a discharge pipe is fixedly connected in the discharge hole, and two symmetrically-distributed crushing rollers are fixedly connected in the crushing box;

smash incasement swing joint and have vibrations screening mechanism, smash the left side fixedly connected with dust absorption mechanism of case, smash the top fixedly connected with of case and smash material mechanism.

Preferably, the bottom four corners of the bottom plate are fixedly connected with supporting legs.

Preferably, the inner wall of the bottom of the crushing box is fixedly connected with a discharge hopper corresponding to the discharge pipe.

Preferably, the vibration screening mechanism comprises two screens movably connected with the inside of the crushing box, a first rotating motor fixedly connected with the left side of the crushing box, a cam fixedly connected with the output end of the first rotating motor, a convex rod connected with the top of the cam in a matching manner, a squeezing plate fixedly connected with the outer wall of the convex rod, two first springs symmetrically distributed and fixedly connected with the top of the squeezing plate, a fixed plate fixedly connected with one end of each first spring far away from the squeezing plate, a fixed rod fixedly connected with the right side of the fixed plate and the left side of the crushing box, fixed rods fixedly connected with the left sides of the two screens, a first connecting rod fixedly connected with the opposite side of each fixed rod, a strip-shaped opening corresponding to the two fixed rods and a discharge port corresponding to the screen are arranged on the left side of the crushing box, the feeding device is characterized in that a conveying pipe communicated with the discharge port is fixedly connected to the upper surface of the bottom plate, a second rotating motor is fixedly connected to the top of the conveying pipe, a spiral conveying shaft is fixedly connected to the output end of the second rotating motor, and a feeding pipe communicated with the feeding hopper is fixedly communicated to the top of the conveying pipe.

Preferably, a protection cover corresponding to the first rotating motor is fixedly connected to the left side of the crushing box.

Preferably, the right side of the extrusion plate is fixedly connected with a sliding block, and the left side of the crushing box is provided with a sliding groove in matched connection with the sliding block.

Preferably, dust absorption mechanism include with smash case left side fixed connection's air exhauster, the fixed intercommunication in one side of air exhauster has the dust absorption pipe, the fixed intercommunication in one end of dust absorption pipe has annular ventilation pipe, annular ventilation pipe's top and the top inner wall fixed connection who smashes the case, a plurality of air intakes have been seted up to annular ventilation pipe's bottom, the fixed intercommunication in one end that annular ventilation pipe was kept away from to the dust absorption pipe has the dust bag.

Preferably, smash material mechanism include with a plurality of evenly distributed's of crushing roof portion fixed connection second spring, a plurality of the common fixedly connected with push pedal of one end of crushing case is kept away from to the second spring, the top fixedly connected with stripper bar of push pedal, the right side fixedly connected with second connecting rod of stripper bar, the common fixedly connected with of one end that the stripper bar was kept away from to the second connecting rod smashes the material pole.

Preferably, the top of the extrusion rod is fixedly connected with a pressing block.

The invention has the advantages that:

1. the first rotating motor is arranged on the left side of the crushing box, the cam is driven to rotate by the first rotating motor, the cam drives the convex rod to move up and down, the convex rod pulls the fixed rod, the fixed rod pulls the other fixed rod through the connecting rod, two screen meshes can be pulled through the two fixed rods, the meshes of the two screen meshes are different in size, cement which is not crushed completely enters the conveying pipe, then the cement is conveyed into the feeding hopper through the spiral conveying pipe, the cement which is not crushed completely can be conveniently screened, the cement can be crushed again, and the crushing efficiency of the cement is improved;

2. the side wall of the crushing box is provided with the exhaust fan, the exhaust fan absorbs dust generated during crushing through the dust absorption pipe and the annular ventilation pipe, and the dust is conveyed into the dust collection bag to be collected, so that the dust generated during crushing can be conveniently collected;

3. the second springs are arranged at the top of the crushing box, when the feeding hopper is blocked, the pressing block is pressed, the pressing block extrudes the extrusion rod, the extrusion rod extrudes the push plate, the extrusion rod pulls the second connecting rod, and the second connecting rod pulls the material smashing rod, so that the material smashing rod is smashed up and down in the feeding hopper, and the blocked feeding hopper can be conveniently dredged;

4. the crushed cement can be collected by adding a discharge hopper in the crushing box;

5. the device can be supported by arranging the supporting legs at the four corners of the bottom plate;

6. the side wall of the extrusion plate is provided with the sliding block, so that the extrusion plate can rock on the side wall of the crushing box, and the limited sliding of the extrusion plate is facilitated;

7. the bottom of the annular ventilation pipe is provided with a plurality of air inlets, so that the dust collection speed of the exhaust fan can be increased.

Description of the drawings:

in order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic structural diagram of the vibratory screening mechanism of fig. 1 according to the present invention.

Fig. 3 is an enlarged view of a portion a of fig. 1 according to the present invention.

Fig. 4 is a schematic structural view of the dust suction mechanism of fig. 1 according to the present invention.

Fig. 5 is a schematic view of the annular shunt of fig. 4 according to the present invention.

Fig. 6 is a schematic structural view of the ramming mechanism of fig. 1 according to the present invention.

Fig. 7 is a schematic view of the pulverizing roller of fig. 1 according to the present invention.

In the figure: 1. a base plate; 2. a crushing box; 3. a feed hopper; 4. a discharge pipe; 5. a crushing roller; 6. supporting legs; 7. a discharge hopper; 8. screening a screen; 9. a first rotating electrical machine; 10. a cam; 11. a nose bar; 12. a pressing plate; 13. a first spring; 14. a fixing plate; 15. fixing the rod; 16. a delivery pipe; 17. a second rotating electrical machine; 18. a spiral delivery shaft; 19. a feed pipe; 20. a protective cover; 21. a slider; 22. an exhaust fan; 23. a dust collection pipe; 24. an annular vent tube; 25. a dust collection bag; 26. a second spring; 27. pushing the plate; 28. an extrusion stem; 29. a second connecting rod; 30. a material smashing rod; 31. a pressing block; 32. a first connecting rod.

The specific implementation mode is as follows:

the technical solutions of the present invention are further described in detail below with reference to the accompanying drawings, but the scope of the present invention is not limited to the following. Any feature disclosed in this specification (including any accompanying claims-abstract and drawings) may be replaced by alternative features serving equivalent or similar purposes, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.

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 a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Before describing the embodiments, some necessary terms need to be explained. For example:

if the use of the terms first, second, etc. appear in this application to describe various elements, these elements should not be limited by these terms. These terms are only used to distinguish one element from another. Thus, a "first" element discussed below could also be termed a "second" element without departing from the teachings of the present invention. It will be understood that when an element is referred to as being "connected" or "coupled" to another element, it can be directly connected or coupled to the other element or intervening elements may also be present. In contrast, when an element is referred to as being "directly connected" or "directly coupled" to another element, there are no intervening elements present.

The various terms appearing in this application are used for the purpose of describing particular embodiments only and are not intended as limitations of the invention, with the singular being intended to include the plural unless the context clearly dictates otherwise.

When the terms "comprises" and/or "comprising" are used in this specification, these terms specify the presence of stated features-integers-steps-operations-elements and/or components, but do not preclude the presence and/or addition of one or more other features-integers-steps-operations-elements-components and/or groups thereof.

The invention provides a cement crushing device as shown in figures 1-7, which comprises a bottom plate 1, wherein the upper surface of the bottom plate 1 is fixedly connected with a crushing box 2, the top of the crushing box 2 is provided with a feeding hole, and a feeding hopper 3 is fixedly connected in the feeding hole;

a discharge hole is formed in the bottom of the crushing box 2, a discharge pipe 4 is fixedly connected in the discharge hole, and two symmetrically-distributed crushing rollers 5 are fixedly connected in the crushing box 2;

smash 2 internal swing joint of case and have vibrations screening mechanism, smash the left side fixedly connected with dust absorption mechanism of case 2, smash the top fixedly connected with of case 2 and smash material mechanism.

The bottom four corners of the bottom plate 1 are fixedly connected with supporting legs 6.

The inner wall of the bottom of the crushing box 2 is fixedly connected with a discharge hopper 7 corresponding to the discharge pipe 4.

The vibration screening mechanism comprises two screen meshes 8 movably connected with the inside of a crushing box 2, a first rotating motor 9 fixedly connected with the left side of the crushing box 2, a cam 10 fixedly connected with the output end of the first rotating motor 9, a convex rod 11 connected with the top of the cam 10 in a matching way, an extrusion plate 12 fixedly connected with the outer wall of the convex rod 11, two first springs 13 symmetrically distributed at the top of the extrusion plate 12, a fixed plate 14 fixedly connected with one ends of the two first springs 13 far away from the extrusion plate 12 together, a fixed rod 15 fixedly connected with the right side of the fixed plate 14 and the left side of the crushing box 2, fixed rods 15 fixedly connected with the left sides of the two screen meshes 8, a first connecting rod 32 fixedly connected with the opposite sides of the two fixed rods 15 together, a strip-shaped opening corresponding to the two fixed rods 15 is arranged at the left side of the crushing box 2, a discharge hole corresponding, the upper surface of the bottom plate 1 is fixedly connected with a material conveying pipe 16 communicated with the material outlet, the top of the material conveying pipe 16 is fixedly connected with a second rotating motor 17, the output end of the second rotating motor 17 is fixedly connected with a spiral material conveying shaft 18, and the top of the material conveying pipe 16 is fixedly communicated with a material conveying pipe 19 communicated with the feed hopper 3.

A protection cover 20 corresponding to the first rotating motor 9 is fixedly connected to the left side of the crushing box 2.

The right side of the extrusion plate 12 is fixedly connected with a slide block 21, and the left side of the crushing box 2 is provided with a slide groove which is connected with the slide block 21 in a matching way.

Dust absorption mechanism includes with smashing case 2 left side fixed connection's air exhauster 22, and the fixed intercommunication in one side of air exhauster 22 has dust absorption pipe 23, and the fixed intercommunication in one end of dust absorption pipe 23 has annular ventilation pipe 24, and annular ventilation pipe 24's top and the top inner wall fixed connection who smashes case 2, a plurality of air intakes have been seted up to annular ventilation pipe 24's bottom, and the fixed intercommunication in one end that annular ventilation pipe 24 was kept away from to dust absorption pipe 23 has dust bag 25.

The material smashing mechanism comprises a plurality of uniformly distributed second springs 26 fixedly connected with the top of the smashing box 2, a plurality of second springs 26 are far away from a push plate 27 fixedly connected with one end of the smashing box 2, an extrusion rod 28 fixedly connected with the top of the push plate 27 is fixedly connected with a right side 29 of the extrusion rod 28, and a material smashing rod 30 fixedly connected with one end of the extrusion rod 28 is far away from the second connecting rod 29.

The top of the extrusion rod 28 is fixedly connected with a pressing block 31.

The concrete use method of the cement crushing device comprises the following steps: firstly, cement to be crushed is added into a feed hopper 3, when the cement is blocked, a pressing block 31 is pressed, the pressing block 31 extrudes an extrusion rod 28, the extrusion rod 28 extrudes a push plate 28, the extrusion rod 28 pulls a second connecting rod 29, the second connecting rod 29 pulls a material smashing rod 30, the material smashing rod 30 is enabled to smash up and down in the feed hopper 3, the feed hopper 3 is dredged, two smashing rollers 5 are started, the two smashing rollers 5 smash the cement, the smashed cement falls onto a screen 8, a first rotating motor 9 and a second rotating motor 17 are started, the first rotating motor 9 drives a cam 10 to rotate, the cam 100 pushes a convex rod 11, the convex rod 11 pulls an extrusion plate 12, and the extrusion plate 12 pushes a first spring 13, so that the first spring 13 contracts inwards;

then the convex rod 11 pushes one of the fixing rods 15, one of the fixing rods 15 pulls the other fixing rod 15 through the first connecting rod 32, the two fixing rods 15 pull the two screens 8, crushed cement is screened by using the two screens 8, completely crushed cement is discharged through the discharge pipe 4, incompletely crushed cement is conveyed into the conveying pipe 16 for conveying, the cement is conveyed into the feeding pipe 19 by the spiral conveying shaft 18 and enters the feed hopper 3 through the feeding pipe 19 for re-crushing;

finally, the suction fan 22 is started, and the suction fan 22 sucks the dust generated during crushing through the dust suction pipe 23 and the annular ventilation pipe 24, and conveys the dust into the dust collection bag 25 for collection.

In other technical features in this embodiment, those skilled in the art can flexibly select the technical features according to actual situations to meet different specific actual requirements. However, it will be apparent to one of ordinary skill in the art that: it is not necessary to employ these specific details to practice the present invention. In other instances, well-known components, structures or parts are not described in detail in order to avoid obscuring the present invention, and the technical scope of the present invention is defined by the claims.

In the description of the present invention, unless otherwise explicitly specified and limited, the terms "disposed" - "mounted" - "connected" are used in a broad sense and should be understood broadly by those skilled in the art. For example, the components may be fixedly connected, movably connected, integrally connected, or partially connected, mechanically connected, electrically connected, directly connected, indirectly connected through an intermediate medium, or connected inside two elements, and the like, and for those skilled in the art, specific meanings of the above terms in the present invention may be understood according to specific situations, that is, the expression of the language used herein may flexibly correspond to the implementation of the actual technology, and the expression of the language used in the specification (including the drawings) of the present invention does not constitute any single restrictive interpretation of the claims.

Modifications and variations may be made by those skilled in the art without departing from the spirit and scope of the invention, which should be limited only by the appended claims. In the previous description, numerous specific details were set forth in order to provide a thorough understanding of the present invention. However, it will be apparent to one of ordinary skill in the art that: it is not necessary to employ these specific details to practice the present invention. In other instances, well-known techniques, such as specific construction details, operating conditions, and other technical conditions, have not been described in detail in order to avoid obscuring the present invention.

Claims

1. A cement reducing mechanism, includes bottom plate (1), its characterized in that: the upper surface of the bottom plate (1) is fixedly connected with a crushing box (2), the top of the crushing box (2) is provided with a feeding hole, and a feeding hopper (3) is fixedly connected in the feeding hole;

a discharge hole is formed in the bottom of the crushing box (2), a discharge pipe (4) is fixedly connected in the discharge hole, and two symmetrically-distributed crushing rollers (5) are fixedly connected in the crushing box (2);

smash case (2) interior swing joint has vibrations screening mechanism, smash the left side fixedly connected with dust absorption mechanism of case (2), the top fixedly connected with of smashing case (2) smashes material mechanism.

2. A cement pulverizing apparatus as defined in claim 1, wherein: the bottom four corners of the bottom plate (1) are fixedly connected with supporting legs (6).

3. A cement pulverizing apparatus as defined in claim 1, wherein: the inner wall of the bottom of the crushing box (2) is fixedly connected with a discharge hopper (7) corresponding to the discharge pipe (4).

4. A cement pulverizing apparatus as defined in claim 1, wherein: the vibration screening mechanism comprises two screen meshes (8) movably connected with the inside of a crushing box (2), a first rotating motor (9) fixedly connected with the left side of the crushing box (2), a cam (10) is fixedly connected with the output end of the first rotating motor (9), a convex rod (11) is connected with the top of the cam (10) in a matching manner, an extrusion plate (12) is fixedly connected with the outer wall of the convex rod (11), two first springs (13) which are symmetrically distributed are fixedly connected with the top of the extrusion plate (12), two first springs (13) are fixedly connected with a fixed plate (14) together at one end far away from the extrusion plate (12), the right side of the fixed plate (14) is fixedly connected with the left side of the crushing box (2), fixing rods (15) are fixedly connected with the left sides of the two screen meshes (8), and a first connecting rod (32) is fixedly connected with one side opposite to the two fixing rods (15) together, the left side of smashing case (2) is seted up with the corresponding bar opening of two dead levers (15), smash the right side of case (2) and seted up the discharge gate corresponding with screen cloth (8), last fixed surface of bottom plate (1) is connected with conveying pipeline (16) that are linked together with the discharge gate, the top fixedly connected with second rotating electrical machines (17) of conveying pipeline (16), the output fixedly connected with spiral conveying axle (18) of second rotating electrical machines (17), the fixed intercommunication in top of conveying pipeline (16) has conveying pipe (19) that feeder hopper (3) are linked together.

5. A cement crushing apparatus as defined in claim 4, wherein: the left side of the crushing box (2) is fixedly connected with a protective cover (20) corresponding to the first rotating motor (9).

6. A cement crushing apparatus as defined in claim 4, wherein: the right side fixedly connected with slider (21) of stripper plate (12), the spout with slider (21) accordant connection is seted up on the left side of smashing case (2).

7. A cement pulverizing apparatus as defined in claim 1, wherein: dust absorption mechanism include with crushing case (2) left side fixed connection's air exhauster (22), the fixed intercommunication in one side of air exhauster (22) has dust absorption pipe (23), the fixed intercommunication in one end of dust absorption pipe (23) has annular ventilation pipe (24), the top of annular ventilation pipe (24) and the top inner wall fixed connection who smashes case (2), a plurality of air intakes have been seted up to the bottom of annular ventilation pipe (24), the fixed intercommunication in one end that annular ventilation pipe (24) were kept away from in dust absorption pipe (23) has dust bag (25).

8. A cement pulverizing apparatus as defined in claim 1, wherein: smash material mechanism include with smash case (2) top fixed connection's a plurality of evenly distributed's second spring (26), it is a plurality of the common fixedly connected with push pedal (27) of one end of smashing case (2) are kept away from in second spring (26), the top fixedly connected with stripper bar (28) of push pedal (27), the right side fixedly connected with second connecting rod (29) of stripper bar (28), the common fixedly connected with of one end of stripper bar (28) is kept away from in second connecting rod (29) smashes material pole (30).

9. A cement pulverizing apparatus as defined in claim 8, wherein: the top of the extrusion rod (28) is fixedly connected with a pressing block (31).

10. A cement grinding method is characterized in that: firstly, cement to be crushed is added into a feed hopper 3, when the cement is blocked, a pressing block 31 is pressed, the pressing block 31 extrudes an extrusion rod 28, the extrusion rod 28 extrudes a push plate 28, the extrusion rod 28 pulls a second connecting rod 29, the second connecting rod 29 pulls a material smashing rod 30, the material smashing rod 30 is enabled to smash up and down in the feed hopper 3, the feed hopper 3 is dredged, two smashing rollers 5 are started, the two smashing rollers 5 smash the cement, the smashed cement falls onto a screen 8, a first rotating motor 9 and a second rotating motor 17 are started, the first rotating motor 9 drives a cam 10 to rotate, the cam 100 pushes a convex rod 11, the convex rod 11 pulls an extrusion plate 12, and the extrusion plate 12 pushes a first spring 13, so that the first spring 13 contracts inwards;