CN213726837U

CN213726837U - Observation door for impact crusher

Info

Publication number: CN213726837U
Application number: CN202022478573.9U
Authority: CN
Inventors: 周吴江
Original assignee: Chengdu Mingrui Heavy Industry Machinery Co ltd
Current assignee: Chengdu Mingrui Heavy Industry Machinery Co ltd
Priority date: 2020-10-30
Filing date: 2020-10-30
Publication date: 2021-07-20
Anticipated expiration: 2030-10-30

Abstract

The utility model discloses an observation door used on a counterattack crusher, which comprises the counterattack crusher and the observation door, wherein one side of the observation door is provided with a connecting end, and the shell of the counterattack crusher is provided with a first matching end matched with the connecting end; the connecting end is connected with the first matching end through a first bolt; an L-shaped fixing piece is arranged on the other side of the observation door, and a fixing groove is formed in the L-shaped fixing piece; the shell of the impact crusher is provided with a second matching end matched with the L-shaped fixing sheet; a bolt hole is formed in the second matching end, and a second bolt is inserted into the bolt hole; the second bolt is provided with a detachable screw, and the screw is provided with a nut matched with the screw; the utility model discloses simple structure, convenient operation has increased maintainer's operating space, has guaranteed maintainer's safety.

Description

Observation door for impact crusher

Technical Field

The utility model relates to a technical field of impact crusher, concretely relates to an observation door for impact crusher is last.

Background

In the daily use process of the impact crusher, machine faults can continuously occur along with the increase of the service life, but in order to ensure the stability of the structure of the impact crusher manufactured by a machine manufacturing factory, an observation door cannot be arranged on the machine, so that the machine is difficult to overhaul.

The impact crusher manufactured by a small number of factories is provided with the observation door, but when the impact crusher needs to be overhauled, the observation door can not be disassembled, the condition of the maintainers can be obstructed, and the working difficulty of the maintainers is greatly increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: the observation door used for the impact crusher solves the problems that the impact crusher is difficult to overhaul and the observation door cannot be disassembled to increase the working difficulty of the maintainers.

The technical scheme of the utility model as follows:

an observation door used on an impact crusher comprises the impact crusher and the observation door, wherein a connecting end is arranged on one side of the observation door, and a connecting hole is formed in the connecting end; the shell of the impact crusher is provided with a first matching end matched with the connecting end; the first matching end is provided with a matching hole matched with the connecting hole; the connecting end is connected with the first matching end through a first bolt; the first bolt sequentially penetrates through the matching hole and the connecting hole; the other side of the observation door is locked with the shell of the impact crusher through a locking device.

Furthermore, the other side of the observation door of the locking device is provided with an L-shaped fixing sheet, and the L-shaped fixing sheet is provided with a fixing groove; the shell of the impact crusher is provided with a second matching end matched with the L-shaped fixing sheet; a bolt hole is formed in the second matching end, and a second bolt is inserted into the bolt hole; the second bolt is provided with a detachable screw, and the screw is provided with a nut matched with the screw; the diameter of the nut is larger than the groove width of the fixing groove and used for fixing the L-shaped fixing piece.

Furthermore, limiting holes are formed in the lower portions of the first bolt and the second bolt, and steel wires are transversely inserted into the limiting holes.

Further, the fixing groove is U-shaped.

Furthermore, the screw rod is in threaded connection with the second bolt through one end of the screw rod.

Further, the inner side of the observation door is provided with a lining plate for reinforcement.

Further, the size of the liner is as large as the size of the viewing door.

Further, the lining plate is connected with the observation door through a bolt.

Furthermore, the three observation doors are respectively arranged on two sides of the impact crusher and at the position right below the impact crusher.

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

1. an observation door used on a counterattack crusher is characterized in that a connecting end is arranged on one side of the observation door, and a connecting hole is formed in the connecting end; the shell of the impact crusher is provided with a first matching end matched with the connecting end; the first matching end is provided with a matching hole matched with the connecting hole; the connecting end is connected with the first matching end through a first bolt; the first bolt sequentially penetrates through the matching hole and the connecting hole; realize dismantling of observation door, its simple structure when needs are overhauld, can take out first bolt to take off the observation door, increased maintainer's operating space, reduced maintainer's the work degree of difficulty.

2. An observation door used on a counterattack crusher adopts that an L-shaped fixing sheet is arranged on the other side of the observation door, and a fixing groove is arranged on the L-shaped fixing sheet; the shell of the impact crusher is provided with a second matching end matched with the L-shaped fixed plate; a bolt hole is formed in the second matching end, and a second bolt is inserted into the bolt hole; the second bolt is provided with a detachable screw, and the screw is provided with a nut matched with the screw for use; the diameter of the nut is larger than the groove width of the fixing groove and is used for fixing the L-shaped fixing piece; the screw rod can be screwed out after the observation door is detached in the overhauling process, so that the second bolt can be taken down, the phenomenon that the overhauling personnel is injured after colliding with the screw rod and the second bolt during overhauling can be prevented, and the safety of the overhauling personnel is further ensured.

3. The utility model provides an observation door for on impact crusher, is provided with the welt through bolted connection in the observation door inboard, has guaranteed impact crusher's steadiness.

4. The utility model provides an inside condition that is used for the observation door on the impact crusher, three observation door set up respectively in the both sides of impact crusher and under the impact crusher position, its greatly increased maintenance scope, make maintainer can follow each position and observe the impact crusher.

Drawings

FIG. 1 is a schematic view of a viewing door for use in a counterattack crusher;

FIG. 2 is a schematic view of a viewing door for use in a viewing door on a counterattack crusher;

FIG. 3 is an enlarged view taken at A in FIG. 1;

FIG. 4 is an enlarged view at B of FIG. 1;

FIG. 5 is a schematic view of a first latch for a viewing door on the impact crusher;

FIG. 6 is a schematic view of a second latch for a viewing door on the impact crusher;

FIG. 7 is a schematic view of a reaction crusher with a viewing door removed for use with a viewing door on the reaction crusher;

FIG. 8 is an enlarged view at C of FIG. 7;

fig. 9 is an enlarged view at D in fig. 7.

Reference numerals: 11-impact crusher, 12-observation door, 13-connecting end, 14-first bolt, 15-L-shaped fixed piece, 16-second bolt, 17-lining plate, 111-shell, 131-connecting hole, 141-limiting hole, 142-steel wire, 151-fixing groove, 161-screw rod, 162-nut, 1111-first mating end, 1112-mating hole, 1113-second mating end and 1114-bolt hole.

Detailed Description

It is noted that relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions; the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The features and properties of the present invention will be described in further detail with reference to the following examples.

Referring to fig. 1-9, an observation door for a back-impact crusher comprises a back-impact crusher 11 and three observation doors 12, wherein the observation doors 12 are respectively arranged on two sides of the back-impact crusher 11 and at positions right below the back-impact crusher 11, and the inspection range of an inspector can be enlarged by arranging the observation doors 12 in multiple directions.

A connecting end 13 is arranged on one side of the observation door 12, and a connecting hole 131 is arranged on the connecting end 13; the outer shell 111 of the impact crusher 11 is provided with a first mating end 1111 for mating with the connecting end 13; the first mating end 1111 is provided with a mating hole 1112 used in cooperation with the connecting hole 131; the connecting end 13 and the first mating end 1111 are connected by a first latch 14; the first bolt 14 sequentially penetrates through the matching hole 1112 and the connecting hole 131 to realize the disassembly of the observation door 12, a limiting hole 141 is arranged below the first bolt 14, and a steel wire 142 is transversely inserted into the limiting hole 141; the observation door 12 has simple structure and low manufacturing cost; when needing to overhaul, only need take out the steel wire 142 that can take out in the spacing hole 141 to extract first bolt 14, and then take off observation door 12, the dismantlement greatly increased maintainer's operating space of observation door 12 has reduced maintainer's the work degree of difficulty.

An L-shaped fixing piece 15 is arranged on the other side of the observation door 12, a fixing groove 151 is arranged on the L-shaped fixing piece 15, and the fixing groove 151 is U-shaped; the outer shell 111 of the impact crusher 11 is provided with a second mating end 1113 which is used in cooperation with the L-shaped fixing plate 15; a pin hole 1114 is formed in the second mating end 1113, and a second pin 16 is inserted into the pin hole 1114; the second bolt 16 is provided with a detachable screw 161, and the detachable screw 161 is formed by connecting one end of the screw 161 with the second bolt 16 through threads; the screw 161 is provided with a nut 162 matched with the screw 161; the diameter of the nut 162 is larger than the width of the fixing groove 151, and is used for fixing the L-shaped fixing piece 15; a limiting hole 141 is formed below the second bolt 16, and a steel wire 142 is transversely inserted into the limiting hole 141; the screw rod 161 can be unscrewed after the observation door 12 is dismantled in the maintenance process, the steel wire 142 is extracted, so that the second bolt 16 can be taken down, the injury of the maintenance personnel after collision with the screw rod 161 and the second bolt 16 during maintenance can be prevented, and the safety of the maintenance personnel is further ensured.

A lining plate 17 for reinforcement is arranged on the inner side of the observation door 12, the size of the lining plate 17 is as large as that of the observation door 12, and the lining plate 17 is connected with the observation door 12 through bolts; the inside of current impact crusher 11 all is provided with welt 17, and its welt 17 adopts elastic material to make, and the effect is when impact crusher 11 is broken, guarantees the firm of whole machine, in order to prevent to observe the problem that the setting of door 12 leads to impact crusher 11's steadiness to reduce, is provided with through bolted connection's welt 17 in observation door 12 inboard, has guaranteed impact crusher 11's steadiness.

When the impact crusher 11 has a working fault in daily work, a maintainer can unscrew the screw cap 162 and open the observation door 12; after the observation door 12 is opened, the steel wire 142 transversely inserted in the limiting hole 141 is pulled out, so that the first bolt 14 can be taken out, and the observation door 12 can be taken down; the operation space of the maintainers is greatly increased by taking down the observation door 12, and the working difficulty of the maintainers is reduced; in order to further ensure the safety of the maintainer and prevent the maintainer from being injured after colliding with the screw 161 and the second bolt 16 during maintenance, the screw 161 can be screwed out to pull out the steel wire 142, so as to take out the second bolt 16.

The above-mentioned embodiments only express the specific embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present application. It should be noted that, for those skilled in the art, without departing from the technical idea of the present application, several changes and modifications can be made, which are all within the protection scope of the present application.

Claims

1. An observation door used on an impact crusher comprises the impact crusher (11) and is characterized by further comprising an observation door (12), wherein a connecting end (13) is arranged on one side of the observation door (12), and a connecting hole (131) is formed in the connecting end (13); a first matching end (1111) matched with the connecting end (13) is arranged on the outer shell (111) of the impact crusher (11); the first mating end (1111) is provided with a mating hole (1112) which is matched with the connecting hole (131); the connecting end (13) is connected with the first mating end (1111) through a first bolt (14); the first bolt (14) sequentially penetrates through the matching hole (1112) and the connecting hole (131); the other side of the observation door (12) is locked with the shell (111) of the impact crusher (11) through a locking device.

2. An observation door for a reaction crusher according to claim 1, characterized in that the locking device comprises an L-shaped fixing plate (15) arranged on the other side of the observation door (12), and a fixing groove (151) arranged on the L-shaped fixing plate (15); the shell (111) of the impact crusher (11) is provided with a second matching end (1113) matched with the L-shaped fixing plate (15) for use; a pin hole (1114) is formed in the second mating end (1113), and a second pin (16) is inserted into the pin hole (1114); a detachable screw rod (161) is arranged on the second bolt (16), and a nut (162) matched with the screw rod (161) is arranged on the screw rod (161); the diameter of the screw cap (162) is larger than the groove width of the fixing groove (151).

3. The observation door used on the impact crusher according to claim 2, characterized in that a limiting hole (141) is arranged below the first bolt (14) and the second bolt (16), and a steel wire (142) is transversely inserted into the limiting hole (141).

4. A viewing door for an impact crusher according to claim 2, characterized in that the fixing groove (151) is U-shaped.

5. An observation door for a back-impact crusher according to claim 2, characterized in that one end of the screw (161) is screwed to the second bolt (16).

6. An observation door for a back-impact crusher according to claim 1, characterized in that inside the observation door (12) is provided with a lining plate (17) for reinforcement.

7. An observation door for a back-impact crusher according to claim 6, characterized in that the size of the lining plate (17) is as large as the observation door (12).

8. An observation door for a back-impact crusher according to claim 7, characterized in that the lining plate (17) is bolted to the observation door (12).

9. An observation door for an impact crusher according to claim 1, characterized in that the observation doors (12) are three in number, and are respectively arranged on both sides of the impact crusher (11) and at a position directly below the impact crusher (11).