CN117753535A

CN117753535A - Protection device of coal crusher in factory

Info

Publication number: CN117753535A
Application number: CN202311636061.2A
Authority: CN
Inventors: 孙兴东; 王涛
Original assignee: Huaneng Jinan Huangtai Power Generation Co Ltd
Current assignee: Huaneng Jinan Huangtai Power Generation Co Ltd
Priority date: 2023-12-01
Filing date: 2023-12-01
Publication date: 2024-03-26
Anticipated expiration: 2043-12-01
Also published as: CN117753535B

Abstract

The invention relates to the technical field of crushers, in particular to a protecting device of a coal crusher in a factory, which comprises crushing equipment; a transport assembly; a drive assembly; a shielding assembly; the operation subassembly, locate the external chamber door of tie beam including the activity, locate the handle of chamber door outer wall, locate the first connecting plate of feed inlet top, locate the outside guard plate of feed inlet and locate the second connecting plate of guard plate below, set up the refining board, the coal cinder transportation is to the refining board on, the starter motor makes the coal cinder of piling up in same region sparse, the baffle further stands up simultaneously, play certain guard action to peripheral staff, can accomplish corresponding warning to breaker running state, not only this, set up the operation subassembly, the pulling handle, can make things convenient for the staff to open the chamber door, take out the coal stone that processes and use, and when the damage machine work, need prevent the broken coal that splashes to attack peripheral staff, can be through the installation guard plate, in order to provide certain safeguard function.

Description

Protection device of coal crusher in factory

Technical Field

The invention relates to the technical field of crushers, in particular to a protecting device of a coal crusher in a factory.

Background

Crushers are mechanical devices for crushing coal materials into small pieces or powder, typically by extruding, impacting or shearing the coal material by mechanical forces to break it down into smaller particles, and these crushers are typically composed of rotating blades, hammerheads or rollers, etc. to apply force and crush the coal material, are widely used in the coal industry for processing coal to meet different demands.

In the process of using the crusher, workers transport coal to the inlet of the crusher, if the coal is too densely or unevenly piled, the problem of machine blockage and even equipment shutdown faults are most likely to be caused, and when other workers in the working group maintain, clean or adjust nearby the crusher, the operation condition of the crusher is unknown, the accident risk that important articles on the body and even the human body are involved can be caused, so that the occurrence of safety accidents is required to be reduced, and the problem of coal blockage faults of the crusher is avoided.

Moreover, also need prevent the broken coal in-process at the entrance of breaker, thereby the coal stone splashes and leads to peripheral staff to be injured, simultaneously accomplish the broken coal work at the breaker back, need in time discharge, prevent inside jam, also conveniently use coal, consequently, we have provided a coal breaker protection device that goes into the factory.

Disclosure of Invention

The present invention has been made in view of the above-described problems.

In order to solve the technical problems, the invention provides the following technical scheme: the protecting device of the coal crusher in the factory comprises crushing equipment, a protecting device and a protecting device, wherein the crushing equipment respectively comprises a feed inlet, a shell and a connecting beam arranged on the inner wall of the shell; the conveying assembly comprises a conveying plate, a containing cavity arranged on the outer wall of the conveying plate and a refining plate movably arranged in the containing cavity; the driving assembly is arranged below the conveying assembly and comprises a motor arranged below the conveying plate, a fixing frame arranged on the outer wall of the motor, a worm arranged at the output end of the motor and a connecting frame arranged at the two ends of the worm; the shielding assembly comprises baffles movably arranged on two sides of the material conveying plate; the operation assembly is arranged on the outer wall of the crushing equipment and comprises a box door movably arranged on the outer portion of the connecting beam, a handle arranged on the outer wall of the box door, a first connecting plate arranged above the feeding hole, a protection plate arranged on the outer portion of the feeding hole and a second connecting plate arranged below the protection plate.

As a preferred embodiment of the protection device for the coal crusher in the factory, the invention comprises the following steps: the inner wall of the box door is respectively provided with a first movable rod and a second movable rod, one end of the first movable rod is movably connected with the connecting beam, one end of the second movable rod is provided with a movable shaft, the outer wall of the movable shaft is provided with a third movable rod, one end of the third movable rod is movably connected with the connecting beam, and a first accommodating groove, a first notch and a second notch are respectively formed in the second connecting plate.

As a preferred embodiment of the protection device for the coal crusher in the factory, the invention comprises the following steps: the inside activity of first notch is equipped with the button, the button below is equipped with fender frame, cooperation pipe and cardboard respectively, the inside card frame that is equipped with of first holding tank, the card frame outer wall is equipped with the draw-in groove, just the draw-in groove with cardboard movable fit, the button with be equipped with the third elastic component between the first holding tank inner wall, the inside fixture block that is equipped with of second notch.

As a preferred embodiment of the protection device for the coal crusher in the factory, the invention comprises the following steps: the fixture block outer wall has seted up the movable way, second holding tank and third notch have been seted up respectively to first connecting plate inside, the inside activity of third notch is equipped with the lug, just the lug with second holding tank movable fit, the lug with be equipped with fourth elastic component between the second holding tank inner wall, the lug with movable way movable fit.

As a preferred embodiment of the protection device for the coal crusher in the factory, the invention comprises the following steps: the connecting frame with defeated flitch fixed connection, worm outer wall meshing is equipped with the worm wheel, the worm wheel outer wall is equipped with the pivot, just the pivot outer wall is equipped with firm frame, just firm frame with defeated flitch fixed connection, the tip of pivot is equipped with the cam, just the cam outer wall is equipped with the steering column, just the steering column outer wall is equipped with first bull stick and second bull stick respectively.

As a preferred embodiment of the protection device for the coal crusher in the factory, the invention comprises the following steps: the guide post is arranged below the material conveying plate, the fixed sleeve is arranged on the outer wall of the guide post, the fixed rod is arranged on the outer wall of the fixed sleeve, the connecting post is arranged between the fixed rod and the material conveying plate, the movable sleeve is arranged on the outer portion of the guide post in a matched mode, a movable channel is arranged on the outer wall of the material conveying plate in a penetrating mode, a connecting rod is arranged between the movable sleeve and the material homogenizing plate in a penetrating mode, the connecting rod is in movable fit with the movable channel, the first rotating rod and the second rotating rod are fixedly connected with the movable sleeve, the movable plate is arranged on the outer wall of the material homogenizing plate in a penetrating mode, and a movable groove is formed in the outer wall of the movable plate in a penetrating mode, and a sliding block is arranged inside the movable groove.

As a preferred embodiment of the protection device for the coal crusher in the factory, the invention comprises the following steps: the sliding block outer wall is equipped with the cooperation piece, the cooperation piece outer wall includes first movable region, second movable region, locates respectively the first movable region with domatic between the second movable region, defeated flitch outer wall is equipped with first mounting bracket, first mounting bracket outer wall is equipped with the reference column, defeated flitch outer wall is equipped with the guide way, the inside movable block that is equipped with of guide way, the movable block below is equipped with first elastic component, first elastic component with guide way inner wall connection, the movable block outer wall runs through and is equipped with the spout, the baffle outer wall is equipped with the fixed block.

As a preferred embodiment of the protection device for the coal crusher in the factory, the invention comprises the following steps: the fixed block outer wall is equipped with the connecting rod, just the connecting rod outer wall is equipped with the traveller, just the traveller with spout clearance fit, the delivery board outer wall is equipped with the second mounting panel, second mounting panel outer wall is equipped with the fixed cylinder.

As a preferred embodiment of the protection device for the coal crusher in the factory, the invention comprises the following steps: the fixed cylinder is respectively penetrated and provided with an L-shaped groove and a limiting groove, a first movable cavity and a second movable cavity are respectively arranged in the fixed cylinder, a first movable column is arranged in the first movable cavity, and a limiting column is arranged on the outer wall of the first movable column.

As a preferred embodiment of the protection device for the coal crusher in the factory, the invention comprises the following steps: the limiting column is movably matched with the limiting groove, a second movable column is arranged below the first movable column, the second movable column is movably matched with the second movable cavity, a second elastic piece is arranged on the outer wall of the second movable column, a push plate is arranged below the second movable column, and the push plate is connected with the movable block in a matched mode.

The beneficial effects of the invention are as follows: through forming certain inclination in the feed inlet department of breaker and setting up the delivery board, the staff can be with waiting to process the coal cinder transfer on the delivery board, further, through the starter motor, thereby the coal cinder slides to the back on the refining board from the delivery board, the cam rotates, thereby make first bull stick and second bull stick drive the refining board and control the round trip movement, so as to disperse the coal cinder of piling up in same region, make it get into from the breaker entry relatively evenly, avoid appearing the problem of equipment card machine trouble as far as possible, and at the in-process of refining board motion, the baffle further turns up, in order to point out peripheral staff's equipment and be running, keep certain safe distance, also avoid the crushed coal to splash to hit to beat to peripheral staff to a certain extent simultaneously, not only so in feed inlet department sets up the guard plate, in the time of breaker start working, can install the guard plate, with the splash-proof coal stone hits the staff, and when the crusher stops running and need observe the feed inlet condition, can dismantle the guard plate through pressing the button, so that the handle is just need be pulled very when taking out to take out, in addition, the convenient door can be opened.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic diagram of the whole connection structure of the coal pulverizer.

Fig. 2 is an enlarged schematic view of a button part connection structure in the present invention.

Fig. 3 is a sectional view of a door coupling structure in the present invention.

Fig. 4 is a partial schematic view of a movable shaft connecting structure in the present invention.

Fig. 5 is a cross-sectional view of a button connection structure in the present invention.

Fig. 6 is a schematic view of the overall connection structure of the transportation assembly according to the present invention.

Fig. 7 is a schematic view of a partial connection structure of a worm screw according to the present invention.

Fig. 8 is a schematic view of a partial connection structure of a driving assembly according to the present invention.

Fig. 9 is a sectional view showing a connection structure of the receiving chamber in the present invention.

Fig. 10 is a cross-sectional view of a connecting structure of a refining plate according to the present invention.

Fig. 11 is a schematic view of a partial connection structure of a shielding assembly according to the present invention.

Fig. 12 is a schematic view of a partial connecting structure of a connecting rod in the present invention.

Fig. 13 is an enlarged partial schematic view of a connecting structure of a fixing cylinder in the present invention.

Fig. 14 is a cross-sectional view showing the internal structure of the first movable column in the present invention.

Detailed Description

In order that the above-recited objects, features and advantages of the present invention will become more readily apparent, a more particular description of the invention will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways other than those described herein, and persons skilled in the art will readily appreciate that the present invention is not limited to the specific embodiments disclosed below.

Further, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic can be included in at least one implementation of the invention. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.

Embodiment 1, refer to fig. 1-10, this embodiment provides a protection device for a coal crusher in a factory, which is provided with a material conveying plate 101 for conveying coal blocks into a crusher K for processing and production, and when the coal blocks slide onto a refining plate 102 from the material conveying plate 101, a motor 201 is started, so that the refining plate 102 moves to disperse the accumulated coal blocks, further the coal blocks can enter from an inlet of the crusher K more uniformly, the crushing effect is ensured, meanwhile, the problem of machine clamping fault can be avoided to a certain extent, and a shielding assembly 300 is provided, and a baffle 301 can be turned up to remind and protect surrounding staff in the moving process of the refining plate 102, so that safety guarantee is provided.

Specifically, the crushing equipment K comprises a feed inlet K-1, a shell K-2 and a connecting beam K-21 arranged on the inner wall of the shell K-2; the conveying assembly 100 comprises a material conveying plate 101, a containing cavity 101a formed in the outer wall of the material conveying plate 101 and a refining plate 102 movably arranged in the containing cavity 101 a; the driving assembly 200 arranged below the conveying assembly 100 comprises a motor 201 arranged below the material conveying plate 101, a fixing frame 201a arranged on the outer wall of the motor 201, a worm 202 arranged at the output end of the motor 201 and connecting frames 202a arranged at the two ends of the worm 202; the shielding assembly 300 comprises a baffle 301 movably arranged at two sides of the material conveying plate 101; the operation assembly 400 arranged on the outer wall of the crushing equipment K comprises a box door 401 movably arranged on the outer part of the connecting beam K-21, a handle 401a arranged on the outer wall of the box door 401, a first connecting plate 404 arranged above the feed inlet K-1, a protection plate 402 arranged on the outer part of the feed inlet K-1 and a second connecting plate 403 arranged below the protection plate 402.

Wherein the material conveying plate 102 is arranged in the middle of the material conveying plate 101, namely in the accommodating cavity 101a, the bottoms of the material conveying plate 101 are integrally connected, and a certain area is reserved for the material conveying plate 102 to move in an outward extending manner at two sides of the material conveying plate 101; the feeding plate 101 is connected with the inlet of the crusher K at a certain inclination angle, and coal blocks placed on the feeding plate 101 can slide into the crusher K under the action of gravity, the whole process is that a worker delivers the coal blocks from one side of the feeding plate 101 far away from the crusher K, after the coal blocks slide onto the homogenizing plate 102 under the action of gravity, the homogenizing plate 102 is further moved in a certain proper range due to the starting of the motor 201, so that the piled-up coal blocks are dispersed, the coal blocks continue to slide to one side of the feeding plate 101 close to the crusher K from the section of the homogenizing plate 102 and enter the crusher K in sequence, and the problems that the coal blocks enter from one place in a concentrated manner in the coal crushing working process of the crusher K, the coal feeding effect is affected, and the crusher K is caused to break down are effectively avoided; the fixing frame 201a is used for fixedly placing the motor 201, and one end of the fixing frame 201a is fixedly connected with the connecting frame 202a; the connecting frame 202a is used for fixedly placing the worm 202, the rotation of the worm 202 is not affected, and the connecting frame 202a is connected with the material conveying plate 101; the outside of the baffle 301 is carved with a relevant warning sign, when the baffle 301 is erected, the warning sign can be displayed, so that surrounding workers can be reminded of keeping a certain safety distance, the situation that important objects are mistakenly fallen into the crusher K is avoided, safety accidents are reduced as much as possible, the baffle 301 can resist some coal blocks which are splashed during transportation on the material conveying plate 101 after being overturned, and therefore the workers on the periphery can be prevented from being beaten to a certain extent; wherein, the connecting beam K-21 is arranged in the shell K-2, preferably two connecting beams are arranged at the upper and lower parts for movably connecting with the box door 401; the handle 401a is convenient for a worker to pull and open the box door 401, so that coal blocks can be taken out; the guard plate 402 can cover three sides of the feed inlet K-1, and the other end of the feed inlet K-1 is convenient for the conveying plate 101 to convey coal, and the guard plate 402 can prop against coal stones in splashing processing.

To sum up, before the crusher K starts to crush coal, the coal blocks need to be delivered to the material conveying plate 101, the motor 201 is started, and after the coal blocks slide onto the material homogenizing plate 102, the cam 203 rotates, so that the material homogenizing plate 102 moves back and forth, and the coal blocks stacked at one place can be dispersed, so that the coal blocks can be ensured to enter the crusher K relatively uniformly, and the coal crushing effect of the crusher K can be exerted to the greatest extent.

Embodiment 2, referring to fig. 1 to 5, this embodiment is a second embodiment of the present invention, which is based on the previous embodiment, except that by using the operation assembly 400, when the crusher K starts to operate, the protection plate 402 can be installed to prevent broken coal from being splashed to attack the surrounding staff, and the handle 401a can be pulled, so that the door 401 can be conveniently opened, and thus the processed broken coal can be taken out.

Specifically, the inner wall of the box door 401 is respectively provided with a first movable rod 401b and a second movable rod 401c, one end of the first movable rod 401b is movably connected with the connecting beam K-21, one end of the second movable rod 401c is provided with a movable shaft 401c-1, the outer wall of the movable shaft 401c-1 is provided with a third movable rod 401c-2, one end of the third movable rod 401c-2 is movably connected with the connecting beam K-21, and a first accommodating groove 403b, a first notch 403a and a second notch 403c are respectively formed in the second connecting plate 403.

Preferably, a button 405 is movably disposed in the first slot 403a, a blocking frame 405a, a matching tube 405b and a clamping plate 405c are disposed below the button 405, a clamping frame 403b-1 is disposed in the first accommodating groove 403b, a clamping groove 403b-11 is disposed on the outer wall of the clamping frame 403b-1, the clamping groove 403b-11 is movably matched with the clamping plate 405c, a third elastic member 405d is disposed between the button 405 and the inner wall of the first accommodating groove 403b, and a clamping block 403b-2 is disposed in the second slot 403c.

Preferably, the outer wall of the clamping block 403b-2 is provided with a movable channel 403b-21, the inside of the first connecting plate 404 is provided with a second accommodating groove 404a and a third notch 404b respectively, the inside of the third notch 404b is movably provided with a protruding block 404b-1, the protruding block 404b-1 is movably matched with the second accommodating groove 404a, a fourth elastic piece 404b-11 is arranged between the protruding block 404b-1 and the inner wall of the second accommodating groove 404a, and the protruding block 404b-1 is movably matched with the movable channel 403 b-21.

Wherein, the connecting beam K-21 is arranged in the shell K-2, two connecting beams are arranged up and down, and the connecting beam K-21 has a length within a certain range, so that the falling of coal is not influenced; the first movable rods 401b are symmetrically provided with two connecting beams K-21 which are respectively and movably connected with the upper connecting beam K-21 and the lower connecting beam K-21; the second movable rod 401c is preferably provided with two vertically symmetrical rods; the movable shaft 401c-1 is connected between the two second movable bars 401 c; two third movable rods 401c-2 are symmetrically arranged up and down; the setting of the catch frame 405a is the ejection of the placement button 405; the clamping plate 405c is L-shaped; the third elastic member 405d is preferably a compression spring; the clamping blocks 403b-2 are preferably symmetrically provided with two clamping blocks; a movable channel 403b-21 is formed between the two clamping blocks 403 b-2; the fitting tube 405b penetrates the movable channel 403b-21 and is movably fitted with the bump 404 b-1; the fourth resilient member 404b-11 is preferably a compression spring; when the coal blocks need to be taken out for use, a worker can pull the handle 401a, so that the first movable rod 401b and the second movable rod 401c are matched to rotate, and then the box door 401 can be opened aside, so that the worker can conveniently take out the coal stones processed in the crusher K; when the crusher K works, broken coal can be splashed to attack surrounding staff in the working process, the protection plate 402 can be installed before working, the protection plate 402 is clamped in the movable channel 403b-21 by the convex block 404b-1 to realize installation, and when the working is finished, the protection plate 402 needs to be disassembled so as to observe the internal condition, the button 405 can be pressed, so that the convex block 404b-1 is pressed by the matched pipe 405b, the protection plate 402 is pulled out outwards, and the operation is quite simple.

To sum up, through setting up operating unit 400, can pulling handle 401a, open chamber door 401a, and then make things convenient for the staff to take out the crushed coal that the inside processing was good, and when breaker K is in work, need install guard plate 402, protect peripheral staff to prevent to receive the splash attack of crushed coal.

Embodiment 3 referring to fig. 1 to 14, this embodiment is a third embodiment of the present invention, which is based on the previous embodiment, except that after the motor 201 is started, when the coal is above the refining plate 102, the cam 203 rotates, so that the first rotating rod 203a-1 and the second rotating rod 203a-2 further drive the refining plate 102 connected to the movable sleeve 205a to move, and thus the coal accumulated in the same area can be dispersed.

Specifically, the connecting frame 202a is fixedly connected with the material conveying plate 101, the worm 202 is provided with a worm wheel 202b in a meshed manner on the outer wall, the outer wall of the worm wheel 202b is provided with a rotating shaft 202b-1, the outer wall of the rotating shaft 202b-1 is provided with a stabilizing frame 202b-11, and the stabilizing frame 202b-11 is fixedly connected with the material conveying plate 101.

Preferably, the end of the rotating shaft 202b-1 is provided with a cam 203, the outer wall of the cam 203 is provided with a rotating post 203a, and the outer wall of the rotating post 203a is respectively provided with a first rotating rod 203a-1 and a second rotating rod 203a-2.

Preferably, a guide column 204 is arranged below the material conveying plate 101, a fixed sleeve 204a is arranged on the outer wall of the guide column 204, a fixed rod 204a-1 is arranged on the outer wall of the fixed sleeve 204a, a connecting column 204a-11 is arranged between the fixed rod 204a-1 and the material conveying plate 101, and a movable sleeve 205a is arranged outside the guide column 204 in a matched mode.

Preferably, the outer wall of the material conveying plate 101 is provided with a movable channel 205 in a penetrating manner, a connecting rod 205a-1 is arranged between the movable sleeve 205a and the material homogenizing plate 102, the connecting rod 205a-1 is movably matched with the movable channel 205, the first rotating rod 203a-1 and the second rotating rod 203a-2 are fixedly connected with the movable sleeve 205a, the outer wall of the material homogenizing plate 102 is provided with a movable plate 302, the outer wall of the movable plate 302 is provided with a movable groove 302a in a penetrating manner, and a sliding block 302a-1 is arranged in the movable groove 302 a.

The stabilizing frame 202b-11 is used for placing the rotating shaft 202b-1, and does not affect the rotation of the rotating shaft 202 b-1; the rotating column 203a is eccentrically connected with the cam 203, and the cams 203 are preferably symmetrically provided with two; the guide posts 204 are preferably provided in two; two fixing sleeves 204a are respectively arranged on two sides of the material conveying plate 101, and the two fixing sleeves 204a on one side are connected through a fixing rod 204a-1; the connecting column 204a-11 is used for fixedly connecting the fixing rod 204a-1; the movable sleeve 205a is preferably provided with two on each guide post 204; the movable channel 205 is preferably provided with two; one of the movable sleeves 205a on the guide post 204 is connected with the first rotating rod 203a-1, and the other movable sleeve 205a on the guide post 204 is connected with the second rotating rod 203 a-2; the movable plate 302 is preferably provided with four, and is equally distributed on two sides of the refining plate 102; the movable groove 302a is movably matched with the sliding block 302 a-1; when the motor 201 is started, the worm 202 drives the worm wheel 202b to rotate, so that the rotating shaft 202b-1 rotates the cam 203, and the first rotating rod 203a-1 and the second rotating rod 203a-2 rotate under the drive of the rotating column 203a, so that the movable sleeve 205a drives the refining plate 102 connected with the connecting rod 205a-1 to move back and forth, and thus, the coal blocks accumulated on the refining plate 102 are evacuated, and the machine blockage fault can be prevented.

In summary, by arranging the refining plate 102, when the coal blocks slide onto the refining plate 102 from one side of the feeding plate 101, the motor 201 is in a starting state at this time, and further under the rotation of the cam 203, the first rotating rod 203a-1 and the second rotating rod 203a-2 drive the refining plate 102 to sieve within a certain range, so that the problem that the coal blocks are accumulated at one place and enter the crusher K to affect the coal crushing effect or cause machine blocking can be avoided.

Embodiment 4, referring to fig. 1 to 14, is a fourth embodiment of the present invention, which is based on the previous embodiment, and is different in that, in the process of operating the crusher K, in order to remind the peripheral workers of equipment operation, safety accidents are reduced, and by arranging the baffle 301, in the process of operating the refining plate 102, the baffle 301 is raised, so that the peripheral workers can be blocked, and meanwhile, the reminding function can be achieved.

Specifically, the outer wall of the sliding block 302a-1 is provided with a matching block 303, the outer wall of the matching block 303 respectively comprises a first active area 303a, a second active area 303c and a slope 303b arranged between the first active area 303a and the second active area 303c, and the outer wall of the material conveying plate 101 is provided with a first mounting frame 304.

Preferably, the outer wall of the first mounting frame 304 is provided with a positioning column 304a, the outer wall of the material conveying plate 101 is provided with a guide groove 305, a movable block 305a is arranged in the guide groove 305, a first elastic piece 305b is arranged below the movable block 305a, the first elastic piece 305b is connected with the inner wall of the guide groove 305, the outer wall of the movable block 305a is provided with a sliding groove 305a-1 in a penetrating manner, and the outer wall of the baffle 301 is provided with a fixed block 306.

Preferably, the outer wall of the fixed block 306 is provided with a connecting rod 306a, the outer wall of the connecting rod 306a is provided with a slide column 306a-1, the slide column 306a-1 is movably matched with the slide groove 305a-1, the outer wall of the material conveying plate 101 is provided with a second mounting plate 307, and the outer wall of the second mounting plate 307 is provided with a fixed cylinder 307a.

Preferably, the fixed cylinder 307a is provided with an L-shaped groove 307a-1 and a limiting groove 307a-2 in a penetrating manner, a first movable cavity 307a-3 and a second movable cavity 307a-4 are respectively arranged in the fixed cylinder 307a, a first movable column 308 is arranged in the first movable cavity 307a-3, and a limiting column 308a is arranged on the outer wall of the first movable column 308.

Preferably, the limiting column 308a is movably matched with the limiting groove 307a-2, a second movable column 308b is arranged below the first movable column 308, the second movable column 308b is movably matched with the second movable cavity 307a-4, a second elastic piece 308b-1 is arranged on the outer wall of the second movable column 308b, a pushing plate 308b-2 is arranged below the second movable column 308b, and the pushing plate 308b-2 is connected with the movable block 305a in a matched manner.

Wherein, the two matching blocks 303 are preferably arranged on two sides of the refining plate 102 respectively, and the matching blocks 303 on two sides are arranged in the same direction; the first active region 303a is lower than the second active region 303c; the first elastic member 305b is preferably a compression spring; two fixing blocks 306 are preferably arranged on each baffle 301; the second elastic member 308b-1 is preferably a compression spring, and the second elastic member 308b-1 is disposed inside the first movable chamber 307 a-3; when the crusher K is not started to work, namely the refining plate 102 does not need to operate, the baffle 301 and the material conveying plate 101 are kept parallel relatively, further when the crusher K starts to crush coal, the motor 201 is started to perform refining before crushing coal, so that problems of poor crushing coal effect and equipment failure are prevented, when the crusher K works, surrounding workers need to be prevented from approaching the crusher K under unknowing condition, so that safety accidents are caused, or risks of important objects being involved in error are avoided, protection and reminding work are urgently needed, the baffle 301 is further erected through the refining plate 102 when the refining plate 102 works, a protection effect is achieved, warning words arranged on the baffle 301 can be correspondingly displayed to surrounding workers intuitively, the situation that the workers also need to set warning boards additionally when the equipment works is avoided, the working is complicated, the risk of forgetting is also possibly caused, and meanwhile, the baffle 301 arranged can prevent the coal splashing to the surrounding workers from striking the surrounding workers to a certain extent; through the arrangement of the matching blocks 303 on the two sides of the refining plate 102 in the same direction in the process of moving the refining plate 102 back and forth, the initial position of the positioning column 304a is relatively on the upper side of the first movable region 303a, when the refining plate 102 drives the movable plate 302 to move, the position of the positioning column 304a is kept unchanged, in the process of moving the movable plate 302, the positioning column 304a relatively moves from the first movable region 303a to the second movable region 303c, so that the first movable column 308 is extruded and moved downwards, the push plate 308b-2 is movably matched with the movable block 305a, the movable block 305a moves downwards, the sliding column 306a-1 slides in the sliding groove 305a-1, so that the baffle 301 becomes in a standing state under the driving of the connecting rod 306a, and plays a corresponding role of protection, in the process of moving downwards the first movable column 308, the limiting column 308a slides from the L-shaped groove 307a-1 to the limiting groove 307a-2, so that the positioning work of the push plate 308b-2 can be realized, and in addition, the baffle 301 is movably connected with the conveying plate 101.

In summary, by arranging the baffle 301, when the refining plate 102 performs the coal refining operation, the matching block 303 is further moved, so that the first movable column 308 drives the pushing plate 308b-2 to move downwards, and the sliding column 306a-1 is in sliding fit with the sliding groove 305a-1, so that under the action of the connecting rod 306a, the baffle 301 is erected to form protection.

It is important to note that the construction and arrangement of the present application as shown in a variety of different exemplary embodiments is illustrative only. Although only a few embodiments have been described in detail in this disclosure, those skilled in the art who review this disclosure will readily appreciate that many modifications are possible (e.g., variations in sizes, dimensions, structures, shapes and proportions of the various elements, values of parameters (e.g., temperature, pressure, etc.), mounting arrangements, use of materials, colors, orientations, etc.) without materially departing from the novel teachings and advantages of the subject matter described in this application. For example, elements shown as integrally formed may be constructed of multiple parts or elements, the position of elements may be reversed or otherwise varied, and the nature or number of discrete elements or positions may be altered or varied. Accordingly, all such modifications are intended to be included within the scope of present invention. The order or sequence of any process or method steps may be varied or re-sequenced according to alternative embodiments. In the claims, any means-plus-function clause is intended to cover the structures described herein as performing the recited function and not only structural equivalents but also equivalent structures. Other substitutions, modifications, changes and omissions may be made in the design, operating conditions and arrangement of the exemplary embodiments without departing from the scope of the present inventions. Therefore, the invention is not limited to the specific embodiments, but extends to various modifications that nevertheless fall within the scope of the appended claims.

Furthermore, in order to provide a concise description of the exemplary embodiments, all features of an actual implementation may not be described (i.e., those not associated with the best mode presently contemplated for carrying out the invention, or those not associated with practicing the invention).

It should be appreciated that in the development of any such actual implementation, as in any engineering or design project, numerous implementation-specific decisions may be made. Such a development effort might be complex and time consuming, but would nevertheless be a routine undertaking of design, fabrication, and manufacture for those of ordinary skill having the benefit of this disclosure.

It should be noted that the above embodiments are only for illustrating the technical solution of the present invention and not for limiting the same, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solution of the present invention may be modified or substituted without departing from the spirit and scope of the technical solution of the present invention, which is intended to be covered in the scope of the claims of the present invention.

Claims

1. The utility model provides a coal breaker protection device goes into factory which characterized in that: comprising the steps of (a) a step of,

the crushing equipment (K) comprises a feed inlet (K-1), a shell (K-2) and a connecting beam (K-21) arranged on the inner wall of the shell (K-2);

the conveying assembly (100) comprises a material conveying plate (101), a containing cavity (101 a) formed in the outer wall of the material conveying plate (101) and a material homogenizing plate (102) movably arranged in the containing cavity (101 a);

the driving assembly (200) is arranged below the conveying assembly (100) and comprises a motor (201) arranged below the material conveying plate (101), a fixing frame (201 a) arranged on the outer wall of the motor (201), a worm (202) arranged at the output end of the motor (201) and connecting frames (202 a) arranged at the two ends of the worm (202);

the shielding assembly (300) comprises baffles (301) movably arranged at two sides of the material conveying plate (101);

the operation assembly (400) arranged on the outer wall of the crushing equipment (K) comprises a box door (401) movably arranged on the outer portion of the connecting beam (K-21), a handle (401 a) arranged on the outer wall of the box door (401), a first connecting plate (404) arranged above the feeding hole (K-1), a protection plate (402) arranged on the outer portion of the feeding hole (K-1) and a second connecting plate (403) arranged below the protection plate (402).

2. The protection device for a coal crusher in a factory as claimed in claim 1, wherein: the inner wall of the box door (401) is respectively provided with a first movable rod (401 b) and a second movable rod (401 c), one end of the first movable rod (401 b) is movably connected with the connecting beam (K-21), one end of the second movable rod (401 c) is provided with a movable shaft (401 c-1), the outer wall of the movable shaft (401 c-1) is provided with a third movable rod (401 c-2), one end of the third movable rod (401 c-2) is movably connected with the connecting beam (K-21), and a first accommodating groove (403 b), a first notch (403 a) and a second notch (403 c) are respectively formed in the second connecting plate (403).

3. The protection device for a coal crusher in a factory as claimed in claim 2, wherein: the novel anti-theft device is characterized in that a button (405) is movably arranged in the first notch (403 a), a baffle frame (405 a), a matching pipe (405 b) and a clamping plate (405 c) are respectively arranged below the button (405), a clamping frame (403 b-1) is arranged in the first containing groove (403 b), a clamping groove (403 b-11) is formed in the outer wall of the clamping frame (403 b-1), the clamping groove (403 b-11) is movably matched with the clamping plate (405 c), a third elastic piece (405 d) is arranged between the button (405) and the inner wall of the first containing groove (403 b), and a clamping block (403 b-2) is arranged in the second notch (403 c).

4. A mill-entering coal breaker protection device as claimed in claim 3, wherein: the fixture block (403 b-2) outer wall has seted up movable way (403 b-21), second holding tank (404 a) and third notch (404 b) have been seted up respectively to first connecting plate (404) inside, the inside activity of third notch (404 b) is equipped with lug (404 b-1), just lug (404 b-1) with second holding tank (404 a) movable fit, lug (404 b-1) with be equipped with fourth elastic component (404 b-11) between second holding tank (404 a) inner wall, lug (404 b-1) with movable way (403 b-21).

5. The protection device for a coal crusher in a factory of claim 4, wherein: the connecting frame (202 a) with defeated flitch (101) fixed connection, worm (202) outer wall meshing is equipped with worm wheel (202 b), worm wheel (202 b) outer wall is equipped with pivot (202 b-1), just pivot (202 b-1) outer wall is equipped with firm frame (202 b-11), just firm frame (202 b-11) with defeated flitch (101) fixed connection, the tip of pivot (202 b-1) is equipped with cam (203), just cam (203) outer wall is equipped with swivel post (203 a), just swivel post (203 a) outer wall is equipped with first bull stick (203 a-1) and second bull stick (203 a-2) respectively.

6. The protection device for a coal crusher in a factory of claim 5, wherein: guide post (204) are arranged below material conveying plate (101), fixed sleeve (204 a) are arranged on the outer wall of guide post (204), fixed rod (204 a-1) are arranged on the outer wall of fixed sleeve (204 a), connecting post (204 a-11) are arranged between fixed rod (204 a-1) and material conveying plate (101), movable sleeve (205 a) are arranged on the outer wall of guide post (204) in a matched mode, movable channel (205) are arranged on the outer wall of material conveying plate (101) in a penetrating mode, connecting rod (205 a-1) is arranged between movable sleeve (205 a) and material homogenizing plate (102), connecting rod (205 a-1) and movable channel (205) are in movable fit, first rotating rod (203 a-1) and second rotating rod (203 a-2) are fixedly connected with movable sleeve (205 a), movable plate (302) are arranged on the outer wall of material homogenizing plate (102), movable groove (302 a) is arranged on the outer wall of movable plate (302) in a penetrating mode, and sliding block (302 a) is arranged inside.

7. The protection device for a coal crusher in a factory as claimed in claim 6, wherein: the utility model discloses a sliding block, including slider (302 a-1), slider (302 a-1) outer wall is equipped with cooperation piece (303), cooperation piece (303) outer wall includes first movable region (303 a), second movable region (303 c), locates slope (303 b) between first movable region (303 a) with second movable region (303 c), material conveying board (101) outer wall is equipped with first mounting bracket (304), first mounting bracket (304) outer wall is equipped with reference column (304 a), material conveying board (101) outer wall is equipped with guide way (305), guide way (305) inside is equipped with movable block (305 a), movable block (305 a) below is equipped with first elastic component (305 b), first elastic component (305 b) with guide way (305) inner wall connection, movable block (305 a) outer wall runs through and is equipped with spout (305 a-1), baffle (301) outer wall is equipped with fixed block (306).

8. The protection device for a coal crusher in a factory of claim 7, wherein: the fixed block (306) outer wall is equipped with connecting rod (306 a), just connecting rod (306 a) outer wall is equipped with traveller (306 a-1), just traveller (306 a-1) with spout (305 a-1) clearance fit, conveying board (101) outer wall is equipped with second mounting panel (307), second mounting panel (307) outer wall is equipped with fixed section of thick bamboo (307 a).

9. The protection device for a coal crusher in a factory of claim 8, wherein: the fixed cylinder (307 a) is respectively provided with an L-shaped groove (307 a-1) and a limiting groove (307 a-2) in a penetrating mode, a first movable cavity (307 a-3) and a second movable cavity (307 a-4) are respectively arranged in the fixed cylinder (307 a), a first movable column (308) is arranged in the first movable cavity (307 a-3), and a limiting column (308 a) is arranged on the outer wall of the first movable column (308).

10. The mill-in coal breaker protection device of claim 9, wherein: the limiting column (308 a) is movably matched with the limiting groove (307 a-2), a second movable column (308 b) is arranged below the first movable column (308), the second movable column (308 b) is movably matched with the second movable cavity (307 a-4), a second elastic piece (308 b-1) is arranged on the outer wall of the second movable column (308 b), a pushing plate (308 b-2) is arranged below the second movable column (308 b), and the pushing plate (308 b-2) is connected with the movable block (305 a) in a matched mode.