CN211801054U

CN211801054U - A kind of breaker

Info

Publication number: CN211801054U
Application number: CN202020055630.XU
Authority: CN
Inventors: 潘晓融
Original assignee: Shaanxi Longsheng Building Materials Co ltd
Current assignee: Shaanxi Longsheng Building Materials Co ltd
Priority date: 2020-01-11
Filing date: 2020-01-11
Publication date: 2020-10-30
Anticipated expiration: 2030-01-11

Abstract

The utility model discloses a crusher relates to ore crushing equipment technical field. It includes the organism, decide the jaw and move the jaw, decide the jaw and move and form the milling groove between the jaw, the top of milling groove is provided with the safety cover, the safety cover is including being located milling groove both sides respectively and locating the first vertical board of organism top surface, the vertical board of second and connect the horizontal plate between first vertical board top and the vertical board top of second, the bottom of first vertical board and the vertical board of second is connected with the solid roof that the level set up respectively and contacted with the organism top surface, solid roof runs through the bolt that has vertical setting and with organism threaded connection, form the feed inlet between horizontal plate and the fixed jaw, the bottom of feed inlet is equipped with the slope and upwards just the top keeps away from the feed plate of deciding the jaw, the horizontal plate is kept away from the one end of feed inlet and is equipped with the subassembly that shelters from that prevents that the material from. The utility model has the advantages of can prevent that the material from collapsing out from rolling the silo, and do not influence breaker production speed.

Description

A kind of breaker

Technical Field

The utility model belongs to the technical field of ore crushing equipment technique and specifically relates to a breaker is related to.

Background

The jaw crusher is widely applied to crushing various ores and large materials in the industries of mine smelting, building materials, highways, railways, water conservancy, chemical engineering and the like. In the process of crushing stones by the jaw crusher, materials being extruded in a crusher rolling trough can be broken out from the rolling trough, the broken materials can damage people around, and great potential safety hazards exist.

The utility model discloses a chinese utility model patent that bulletin number is CN208244807U discloses a prevent safe jaw breaker that material bursts out, which comprises a bracket, decide the jaw and move the jaw, decide the jaw and fix on the support, decide the jaw and move and form the milling groove that is used for milling the material between the jaw, milling groove top is equipped with the feed inlet that is used for adding the material, it can relative support of movable jaw carry out reciprocating motion and change the bore of feed inlet, still include the revolving door and be used for providing the driver of power for the revolving door, the revolving door is including revolving the board and being used for sheltering from the baffle of feed inlet, the rotatable fixing of one end of revolving the board is on the support, the other end and the baffle of revolving board are fixed, the baffle is close to or keeps away from the top of feed inlet.

The prior art solutions in the above patents have the following drawbacks: during operation, add the material to moving the jaw earlier and deciding between the jaw, then utilize the baffle in the revolving door to cover the feed inlet, when the feed inlet top can not have the clearance that the material can break out, start the breaker and carry out the material extrusion. After extrusion is completed, the baffle is opened, new materials are added between the movable jaw and the fixed jaw, and then extrusion is continued. In actual production, for guaranteeing economic benefits, the material of breaker mangle groove gets into in succession and extrudees, and the breaker in this patent makes it can only intermittent type feeding because the design of baffle, very big reduction the production speed of breaker, reduced its practicality.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a breaker, it has can prevent that the material from collapsing out from rolling the silo, and does not influence the advantage of breaker speed of production.

The above object of the present invention can be achieved by the following technical solutions:

the utility model provides a crusher, includes the organism, decides the jaw and moves the jaw, decide the jaw and move and form the milling groove that is used for rolling the material between the jaw, the top of milling groove is provided with the safety cover, the safety cover is including being located milling groove both sides respectively and locating the first vertical board of organism top surface, the vertical board of second and connecting the horizontal plate between first vertical board top and the vertical board top of second, the bottom of first vertical board and the vertical board of second is connected with the level respectively and sets up and the solid roof of organism top surface contact, solid roof runs through the bolt that has vertical setting and with organism threaded connection, form the feed inlet between horizontal plate and the fixed jaw, the bottom of feed inlet is equipped with the feeding plate that the feed inlet was kept away from to the slope upwards and top, the horizontal plate is kept away from the one end of feed inlet and is equipped with the subassembly that shelters from that prevents that the material from collapsing between the jaw.

By adopting the technical scheme, the arrangement of the feeding plate and the feeding hole changes the traditional feeding mode from the upper part of the rolling material groove, the new feeding mode weakens the impact of the vertically falling materials on the fixed jaw and the movable jaw, and the service life of the fixed jaw and the movable jaw is prolonged to a certain extent; in the running process of the crusher, the protective cover and the shielding assembly block materials which are blown out from the rolling material groove, the protection effect is achieved for surrounding workers, and the continuous production of the crusher is not influenced because the feed inlet is not closed in the working process. The mode of adopting solid roof and bolt is fixed safety cover and organism, makes the safety cover easily dismantle and install, makes things convenient for the later stage to decide the jaw and move the jaw and overhauls.

The present invention may be further configured in a preferred embodiment as: shelter from the subassembly and include vertical setting and shelter from the safety cover and keep away from the first baffle of feed inlet one end open-ended and be connected the connecting plate that the level set up towards the feed inlet with first baffle top, the connecting plate runs through the guide bar that has two vertical settings and is connected with the horizontal plate top surface, first baffle slides along guide bar length direction in the course of the work that moves the jaw.

Through adopting above-mentioned technical scheme, move the jaw and can take place the removal of vertical direction in the course of the work, the setting up of guide bar and connecting plate makes first baffle can move along with the motion of moving the jaw, when moving the jaw and taking place ascending displacement, first baffle is upwards promoted by the jaw passively, when moving the jaw and taking place decurrent displacement, first baffle is because gravity downwardly movement, visible first baffle can keep away from the opening of feed inlet one end with the safety cover all the time and shelter from completely, play and avoid the material to collapse out the effect of hindering the people.

The present invention may be further configured in a preferred embodiment as: and a limiting plate parallel to the horizontal plate is arranged above the guide rod, and the top end of the guide rod is connected with the bottom surface of the limiting plate.

Through adopting above-mentioned technical scheme, avoided moving the jaw and made the risk that first baffle breaks away from the guide bar at the course of the work, promoted the reliability of sheltering from the subassembly.

The present invention may be further configured in a preferred embodiment as: and a pressure spring is arranged between the limiting plate and the horizontal plate, the pressure spring is vertically arranged, two ends of the pressure spring are respectively connected with the bottom surface of the limiting plate and the top surface of the horizontal plate, and when the pressure spring is in a natural state, the bottom end of the first baffle is contacted with the movable jaw.

By adopting the technical scheme, when the first baffle moves upwards in the operation process of the movable jaw, if the friction force between the connecting plate and the guide rod is too large, the first baffle can not fall down by gravity, and part of materials can be burst out from a gap between the first baffle and the movable jaw in the working process; pressure spring's setting makes first baffle all the time can with move jaw top in close contact with, has guaranteed the effect that shelters from of first baffle to the material.

The present invention may be further configured in a preferred embodiment as: the bottom surface of the horizontal plate is hinged with a second baffle plate which is close to the feeding hole and shields the feeding hole.

Through adopting above-mentioned technical scheme, the material that is located on the feed plate is when rolling to the feed inlet, and the material can promote the second baffle and fall into smoothly in the milling groove, and the material that bursts out in the milling groove can be sheltered from by the second baffle, avoids it to burst out from the feed inlet to whole security that has promoted this stone crusher working process.

The present invention may be further configured in a preferred embodiment as: and the two ends of the feeding plate close to the feeding hole and the end far away from the feeding hole are provided with enclosing plates which are integrally manufactured.

Through adopting above-mentioned technical scheme, the problem that probably breaks away from on the feed plate when having avoided the material to move on the feed plate has promoted the security of material at the in-process that falls, makes this stone crusher have the practicality more.

The present invention may be further configured in a preferred embodiment as: the improved feeding device is characterized in that a supporting frame connected with the machine body is arranged below the feeding plate, a plurality of damping springs are arranged between the feeding plate and the supporting frame, the damping springs are vertically arranged, two ends of each damping spring are respectively connected with the bottom surface of the feeding plate and the top surface of the supporting frame, and the bottom edge of the feeding plate is hinged to the machine body.

Through adopting above-mentioned technical scheme, when having weakened the material whereabouts with the impact dynamics of feed plate, played the guard action of certain degree to the feed plate.

The present invention may be further configured in a preferred embodiment as: the two ends of the feeding plate close to the feeding hole are gradually sunken towards the middle to form an arc-shaped groove on the top surface of the feeding plate.

Through adopting above-mentioned technical scheme, the arc recess has played the guide effect of certain degree to the material of whereabouts, makes the material in the whereabouts in-process homoenergetic along the feed inlet middle part get into prick the silo, has avoided the material to get into the feed inlet indiscriminate, causes and takes place the striking with the safety cover, reduces its life.

To sum up, the utility model discloses a beneficial technological effect does:

1. by arranging the protective cover and the feeding plate, materials which are burst out of the rolling material groove in the running process of the crusher are blocked, so that the protective function is achieved for surrounding workers, and the continuous production of the crusher is not affected; through the connected mode who sets up fixed plate and bolt, make the safety cover easily dismantle and install, make things convenient for the later stage to decide the jaw and move the jaw and overhaul.

2. By arranging the shielding assembly and the second baffle, the shielding effect of the crusher on the material during the material bursting out is comprehensively improved, and the safety of the crusher in the working process is effectively improved;

3. through setting up bounding wall, support frame, damping spring and setting the feed plate to the arc, promoted the security of material whereabouts in-process.

Drawings

FIG. 1 is a schematic view of the crusher;

fig. 2 is a partially enlarged schematic view of a portion a in fig. 1.

Reference numerals: 1. a body; 2. fixing a jaw; 3. moving the jaw; 4. a rolling trough; 5. a protective cover; 51. a first vertical plate; 52. a second vertical plate; 53. a horizontal plate; 6. fixing a top plate; 7. a bolt; 8. a feed inlet; 9. a feeding plate; 10. a shielding component; 101. a first baffle plate; 102. a connecting plate; 11. a guide bar; 12. a limiting plate; 13. a pressure spring; 14. a second baffle; 15. enclosing plates; 16. a support frame; 17. a shock absorbing spring.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, for the utility model discloses a crusher, including organism 1, decide jaw 2 and move jaw 3, decide jaw 2 and move and form the milling groove 4 that is used for rolling the material between the jaw 3. In order to prevent this breaker operation in-process, the material in the milling groove 4 bursts out and causes the injury to staff on every side, be provided with safety cover 5 in the top of milling groove 4, safety cover 5 is including being located milling groove 4 both sides respectively and locating the first vertical board 51 of 1 top surface of organism, the vertical board 52 of second and connect the horizontal plate 53 between first vertical board 51 top and the vertical board 52 top of second, first vertical board 51, the vertical board 52 of second and horizontal plate 53 are integrative to be made, form feed inlet 8 between horizontal plate 53 and the fixed jaw 2, the bottom of feed inlet 8 is equipped with the slope and upwards and the top is kept away from the feed plate 9 of fixed jaw 2. The feeding plate 9 and the feeding hole 8 are arranged to change the traditional feeding mode from the upper part of the rolling trough 4, the new feeding mode weakens the impact of the vertically falling materials on the fixed jaw 2 and the movable jaw 3, the service life of the fixed jaw 2 and the movable jaw 3 is prolonged to a certain extent, and the feeding hole 8 is not closed in the working process, so that the continuous production of the crusher is not influenced.

Referring to fig. 2, in actual conditions, the fixed jaw 2 and the movable jaw 3 need frequent maintenance, so in this embodiment, the protective cover 5 is detachably connected with the machine body 1. The specific mode is as follows: the bottom of first vertical board 51 and the vertical board 52 of second is integrative respectively to be made has the level setting and with the solid roof 6 of organism 1 top surface contact, gu roof 6 runs through have vertical setting and with organism 1 threaded connection's bolt 7, in this embodiment, every solid roof 6 is connected with organism 1 with three bolt 7, both guaranteed fixed effect, make again and dismantle the installation simple.

Referring to fig. 1 and 2, in order to improve the stability of the feeding plate 9 and weaken the impact force between the falling material and the feeding plate 9, a simple support frame 16 welded to the machine body 1 is arranged below the feeding plate 9, and the support frame 16 is formed by welding a horizontally arranged steel plate and a vertically arranged steel plate. Twelve damping springs 17 are arranged between the feeding plate 9 and the supporting frame 16, the damping springs 17 are vertically arranged, two ends of each damping spring 17 are respectively welded with the bottom surface of the feeding plate 9 and the top surface of the supporting frame 16, and the bottom edge of the feeding plate 9 is hinged with the machine body 1. In addition, in order to avoid the problem that the material probably breaks away from on the feed plate 9 when moving on the feed plate 9, be equipped with the bounding wall 15 that integrative the making at the both ends that the feed plate 9 is close to feed inlet 8 and the one end of keeping away from feed inlet 8, the marginal weld of bounding wall 15 and feed plate 9, the setting of bounding wall 15 has promoted the security of material in the whereabouts in-process, makes this stone crusher have the practicality more. Preferably, the both ends that the feed plate 9 is close to feed inlet 8 are sunken gradually to the centre and are made the 9 top surfaces of feed plate form the arc recess, and the arc recess has played the guide effect of certain degree to the material of whereabouts, makes the material in the whereabouts in-process homoenergetic along 8 middle parts of feed inlet get into prick the silo, has avoided the material to be disorderly get into feed inlet 8, causes and takes place the striking with safety cover 5, reduces its life.

Referring to fig. 1 and 2, in order to further improve the shielding effect of the crusher when the material is crashed out and ensure the safety of the crusher in the working process, a shielding assembly 10 for preventing the material from crashing out is arranged between one end of the horizontal plate 53, which is far away from the feed port 8, and the movable jaw 3. Shelter from subassembly 10 including vertical setting and shelter from safety cover 5 and keep away from 8 one end open-ended first baffle 101 of feed inlet and with first baffle 101 top welding and the connecting plate 102 of level towards the setting of feed inlet 8, connecting plate 102 runs through have two vertical settings and with the guide bar 11 that the horizontal plate 53 top surface is connected, first baffle 101 slides along 11 length direction of guide bar in the course of the work of moving jaw 3, the top of guide bar 11 is equipped with the limiting plate 12 parallel with horizontal plate 53, the top of guide bar 11 and the bottom surface welding of limiting plate 12. Move jaw 3 and can take place the removal of vertical direction in the course of the work, when its ascending removal, first baffle 101 is upwards promoted by jaw 3, and when its decurrent removal, first baffle 101 is because gravity moves down, and it can be seen that first baffle 101 can keep away from the opening of feed inlet 8 one end with safety cover 5 all the time and shelter from, plays the effect of avoiding the material to collapse out and hurting people. In order to ensure the stability of the first baffle 101 during movement, it is necessary to ensure that the connection plate 102 and the guide rod 11 are in close contact, but this may cause too much friction between the connection plate 102 and the guide rod 11, which may cause a problem that the first baffle 101 cannot fall down by gravity; therefore, as an improvement, two pressure springs 13 are arranged between the limiting plate 12 and the horizontal plate 53, the pressure springs 13 are vertically arranged, two ends of each pressure spring 13 are respectively welded with the bottom surface of the limiting plate 12 and the top surface of the horizontal plate 53, and when the pressure springs 13 are in a natural state, the bottom end of the first baffle 101 is in contact with the movable jaw 3. In this embodiment, the bottom surface of the horizontal plate 53 is hinged to the second baffle 14 which shields the feed port 8 near the feed port 8, and the second baffle 14 can block the material to be blown out from the feed port 8 without affecting the normal material entering from the feed port 8.

The implementation principle of the embodiment is as follows: when the material falls on the feeding plate 9, the material rolls to the feeding hole 8 to push the second baffle 14 to enter the rolling groove 4, the material is crushed under the action of the movable jaw 3 and the fixed jaw 2, and some material fragments are broken out of the rolling groove 4. Most of the chipped-out debris is blocked by the protective cover 5, and the remaining portion is almost completely blocked by the first baffle 101 and the second baffle 14. When the crusher is overhauled, the bolt 7 on the fixed plate is dismounted, and the protective cover 5 is taken down.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. A crusher comprises a crusher body (1), a fixed jaw (2) and a movable jaw (3), wherein a rolling groove (4) for rolling materials is formed between the fixed jaw (2) and the movable jaw (3), and is characterized in that a protective cover (5) is arranged above the rolling groove (4), the protective cover (5) comprises a first vertical plate (51) and a second vertical plate (52) which are respectively positioned at two sides of the rolling groove (4) and arranged on the top surface of the crusher body (1) and a horizontal plate (53) connected between the top end of the first vertical plate (51) and the top end of the second vertical plate (52), the bottom ends of the first vertical plate (51) and the second vertical plate (52) are respectively connected with a fixed top plate (6) which is horizontally arranged and is in contact with the top surface of the crusher body (1), a bolt (7) which is vertically arranged and is in threaded connection with the crusher body (1) penetrates through the fixed top plate (6), and a feeding hole (8) is formed between the horizontal plate (53) and the fixed jaw (2), the bottom of feed inlet (8) is equipped with the slope and upwards just the top is kept away from feed plate (9) of deciding jaw (2), horizontal plate (53) keep away from the one end of feed inlet (8) and move and be equipped with between jaw (3) and prevent that the material from collapsing sheltering from subassembly (10).

2. The crusher according to claim 1, characterized in that the shielding assembly (10) comprises a first baffle plate (101) which is vertically arranged and shields the opening of the end of the protective cover (5) far away from the feeding port (8), and a connecting plate (102) which is connected with the top end of the first baffle plate (101) and horizontally arranged towards the feeding port (8), two guide rods (11) which are vertically arranged and connected with the top surface of the horizontal plate (53) penetrate through the connecting plate (102), and the first baffle plate (101) slides along the length direction of the guide rods (11) in the working process of the movable jaw (3).

3. The crusher according to claim 2, characterized in that a horizontally arranged limit plate (12) is arranged above the guide rod (11), and the top end of the guide rod (11) is connected with the bottom surface of the limit plate (12).

4. The crusher according to claim 3, characterized in that a pressure spring (13) is arranged between the limiting plate (12) and the horizontal plate (53), the pressure spring (13) is vertically arranged, two ends of the pressure spring are respectively connected with the bottom surface of the limiting plate (12) and the top surface of the horizontal plate (53), and when the pressure spring (13) is in a natural state, the bottom end of the first baffle (101) is in contact with the movable jaw (3).

5. The crusher according to claim 1, characterized in that the bottom surface of the horizontal plate (53) near the feed opening (8) is hinged with a second baffle (14) which shields the feed opening (8).

6. A crusher as claimed in claim 5, characterised in that the feed plate (9) is provided with integrally formed skirts (15) at both ends adjacent the feed opening (8) and at the end remote from the feed opening (8).

7. The crusher according to claim 6, characterized in that a support frame (16) connected with the crusher body (1) is arranged below the feeding plate (9), a plurality of damping springs (17) are arranged between the feeding plate (9) and the support frame (16), the damping springs (17) are vertically arranged, two ends of each damping spring are respectively connected with the bottom surface of the feeding plate (9) and the top surface of the support frame (16), and the bottom edge of the feeding plate (9) is hinged with the crusher body (1).

8. The crusher according to claim 7, characterized in that the two ends of the feed plate (9) near the feed opening (8) are gradually concave towards the middle to form an arc-shaped groove on the top surface of the feed plate (9).