CN110898974A - Safety protection device for industrial waste crusher - Google Patents
Safety protection device for industrial waste crusher Download PDFInfo
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- CN110898974A CN110898974A CN201911221238.6A CN201911221238A CN110898974A CN 110898974 A CN110898974 A CN 110898974A CN 201911221238 A CN201911221238 A CN 201911221238A CN 110898974 A CN110898974 A CN 110898974A
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- cover plate
- industrial waste
- crusher
- hinged
- shaft
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/04—Safety devices
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Crushing And Pulverization Processes (AREA)
Abstract
The safety protection device for the industrial waste crusher is arranged at a feeding hole of the crusher and comprises a cover plate and a hydraulic cylinder; one end of the cover plate is hinged with one side of the feed port, the other end of the cover plate is hinged with one end of each of the two hydraulic cylinders through two sides, the other end of each hydraulic cylinder is hinged with the crusher equipment main body, and the cover plate is turned or the angle of the cover plate is adjusted around the hinged part of the cover plate and the feed port through the telescopic motion of the hydraulic cylinders; an observation window is arranged on the cover plate, and an inner protection mechanism is arranged on the inner side of the cover plate. The device can prevent that the waste material from outwards splashing or preventing the waste material of spill from flying to control personnel one side at industrial waste material breaker during operation, has effectively avoided the damage of personnel and equipment, through having seted up the observation window on safety device, the operating personnel of being convenient for observes the inside condition of breaker cavity through the window, realizes safety device's mechanized operation through setting up apron tilting mechanism.
Description
Technical Field
The invention relates to the technical field of crushers, in particular to a safety protection device for an industrial waste crusher.
Background
In the industrial operation fields such as production operation, construction and mining, a large amount of industrial waste is generated, some industrial waste needs to be treated or recycled after being crushed, and the industrial waste mainly comprises waste metal, waste concrete, hard plastic, ceramic and the like, and is crushed by a crushing device and then is transported and treated or recycled. The current industrial waste crusher is a hammer crusher. Hammer crusher during operation, it is rotatory at a high speed to drive the rotor by the motor, the material gets into broken chamber, the tup main part of high-speed gyration on the rotor is strikeed, cut, tear the material and cause the material to be broken, simultaneously, the action of gravity of material self makes the material dash baffle and grating from the tup main part of high-speed rotation, in the rotor lower part, be equipped with the sieve, the material that size is less than sieve mesh size in the broken material passes through the sieve and discharges, the material that is greater than sieve mesh size detains and continues to receive the striking and the grinding of hammer on the sieve, it is external to discharge the breaker through the sieve after to broken to required ejection of compact.
The feed inlet of industrial waste breaker machine is wide big open structure, carries out the broken in-process of bold material, because parts such as hammer high-speed moving have the material that probably causes the inside to splash out and speed is very fast from the feed inlet, can cause the injury to equipment or peripheral operating personnel easily.
Disclosure of Invention
In order to solve the existing problems, the invention provides a safety protection device for an industrial waste crusher, which can prevent waste materials from splashing outwards during the operation of the industrial waste crusher or prevent the splashed waste materials from flying to one side of an operator, so that the damage to the operator and equipment is effectively avoided.
The purpose of the invention is realized by the following technical scheme.
The safety protection device for the industrial waste crusher is arranged at a feeding hole of the crusher and comprises a cover plate and a hydraulic cylinder; one end of the cover plate is hinged with one side of the feed port, the other end of the cover plate is hinged with one end of each of the two hydraulic cylinders through two sides, the other end of each hydraulic cylinder is hinged with the crusher equipment main body, and the cover plate is turned or the angle of the cover plate is adjusted around the hinged part of the cover plate and the feed port through the telescopic motion of the hydraulic cylinders; the utility model discloses a crushing machine, including the apron, be provided with the observation window on the apron the inboard of apron is provided with interior protection machanism, thereby hydraulic system through the breaker provides hydraulic oil drive hydraulic cylinder and stretches out and draws back and make the apron carry out angular adjustment and form sheltering from or cover completely of specific angle to the feed inlet, open the feed inlet, can be when packing into the breaker with industrial waste material, open the apron, when the dress waste material carries out crushing work, cover the apron, also can make the apron remain one throughout at the charging process and can form the protection to the operator, the angle of feed in succession is not influenced again, thereby the waste material that effectual waste material that prevents when crushing splashes or prevent to spill flies to observer one side, can see the internal conditions through the observation window.
According to the safety protection device for the industrial waste crusher, one side of the feeding hole is provided with the two shaft sleeves I, one end of the cover plate is provided with the shaft sleeve II, the long shaft penetrates through the shaft sleeve I, the shaft sleeve II, the shaft sleeve I and the baffle ring and then is screwed up by matching a nut with the threaded shaft, the outer diameters of the boss of the long shaft and the baffle ring are both larger than the inner diameter of the hole of the shaft sleeve I, and the inner diameter of the baffle ring is smaller than the outer diameter of the middle straight rod of the long shaft; and supports I are arranged on two sides of the other end of the cover plate, a pin shaft penetrates through a connecting cylinder head at one end of the hydraulic cylinder and the supports I to fix the baffle in the baffle groove, the pin shaft penetrates through a connecting cylinder head at the other end of the hydraulic cylinder and the supports II to fix the baffle in the baffle groove, and the supports II are fixedly connected to the crusher equipment main body.
As above, the safety protection device for the industrial waste crusher comprises the elastic cushion, the transparent plate and the pressing plate, wherein the observation hole is formed in the cover plate, the cover plate corresponds to the upper portion of the observation hole and is provided with the frame, the pressing plate fixes the transparent plate in the frame through the four sides of the transparent plate, and the elastic cushion is further arranged on the two sides of the four sides of the transparent plate.
As mentioned above, the elastic pad is a rubber pad.
As mentioned above, the transparent plate is toughened glass or a transparent plastic plate.
The safety protection device for the industrial waste crusher comprises an inner protection mechanism and a protective mechanism, wherein the inner protection mechanism comprises a table and a steel wire mesh; the inner side of the cover plate is provided with the platform, and a steel wire mesh is fixedly arranged on the platform.
As mentioned above, the steel wire mesh is welded and fixed on the table.
As mentioned above, the steel wire mesh is fixed on the table through bolts.
The invention has the beneficial effects that:
1. the safety protection device for the industrial waste crusher can prevent waste materials from splashing outwards or prevent splashed waste materials from flying to one side of an operation observer when the industrial waste crusher works, so that the damage to personnel and equipment is effectively avoided;
2. according to the safety protection device for the industrial waste crusher, the observation window is formed in the safety protection device, so that an operator can observe the condition inside the crusher cavity through the observation window conveniently;
3. according to the safety protection device for the industrial waste crusher, the mechanical operation of the safety protection device is realized by arranging the cover plate turnover mechanism;
4. the safety protection device for the industrial waste crusher realizes convenient replacement of the steel wire mesh through the bolt connection of the steel wire mesh and the platform.
Drawings
The aspects and advantages of the present application will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. In the drawings:
fig. 1 is a schematic structural view of a safety guard for an industrial waste crusher according to an embodiment of the present invention.
Fig. 2 is a schematic view illustrating a cover plate of a safety guard for an industrial waste crusher according to an embodiment of the present invention opened at a certain angle.
Fig. 3 is a front view of a safety shield for an industrial waste crusher in accordance with an embodiment of the present invention.
Fig. 4 is a left side view of fig. 3.
Fig. 5 is a right side view of fig. 3.
Fig. 6 is a top view of fig. 3.
Fig. 7 is a sectional view taken along line a-a of fig. 6.
Fig. 8 is a schematic view of the structure of the crusher feed inlet.
Fig. 9 is a schematic view of the structure of the long axis.
Fig. 10 is a schematic structural view of the cover plate.
Fig. 11 is a schematic structural view of the pin.
The components represented by the reference numerals in the figures are:
Detailed Description
Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. It should be noted that these embodiments are provided so that this disclosure can be more completely understood and fully conveyed to those skilled in the art, and the present disclosure may be implemented in various forms without being limited to the embodiments set forth herein.
Referring to fig. 1 to 3, fig. 1 to 3 are schematic structural views of a safety guard for an industrial waste crusher according to an embodiment of the present invention.
As shown in the figures, the safety protection device for the industrial waste crusher is arranged at a feeding hole 1 of the crusher, the feeding hole 1 of the crusher is of an open structure, industrial waste in a crusher cavity is easy to splash out under the action of a hammer head when the crusher works, and the safety protection device is required to be arranged to ensure the safety of people or equipment around the feeding hole 1; the safety protection device comprises a cover plate 2 and a hydraulic cylinder 4; apron 2 is used for sheltering from feed inlet 1 or the tight feed inlet 1 of lid with certain angle at the breaker during operation, and 4 drive of pneumatic cylinder are lapped 2 and are overturn round one side of feed inlet 1, and concrete implementation does: one end of the cover plate 2 is hinged to one side of the feed inlet 1, two sides, through which the other end of the cover plate 2 passes, are hinged to one ends of the two hydraulic cylinders 4, the other ends of the hydraulic cylinders 4 are hinged to the crusher device body, and the cover plate 2 rotates around the hinged position with the feed inlet 1 or adjusts the angle through the telescopic motion of the hydraulic cylinders 4.
In order to facilitate the observation of the working conditions inside the crusher, an observation window 3 is provided in the cover plate 2.
In order to protect the cover plate 2 and the observation window 3, an inner protection mechanism 5 is provided on the inner side of the cover plate 2.
As shown in fig. 4, 8, 9 and 10, a specific structure in which one end of the cover plate 2 is hinged to one side of the throat 1 is exemplified as follows: one side welding of feed inlet 1 has two axle sleeves I1 a, and axle sleeve I1 a passes through welded mode to be fixed near feed inlet 1 on the breaker equipment body, the one end of apron 2 is provided with axle sleeve II 2c, and axle sleeve II 2c passes through welded fastening on apron 2, and major axis 6 passes behind axle sleeve I1 a, axle sleeve II 2c, axle sleeve I1 a and the fender ring 7 and screws up with nut 8 and threaded shaft 6b cooperation, the boss 6a of major axis 6 with the external diameter that keeps off ring 7 all is greater than the internal diameter in axle sleeve I1 a's hole, the internal diameter that keeps off ring 7 is less than the external diameter of the middle part straight-bar of major axis 6.
As shown in fig. 1, 10 and 11, the connection structure of the hydraulic cylinder 4 and other components is exemplified as follows: the both sides of the other end of apron 2 are provided with support I2 b, and support I2 b welds on apron 2, and round pin axle 10 passes behind the connection cylinder end of 4 one end tip of pneumatic cylinder and support I2 b and fixes baffle 11 in baffle groove 10a, and baffle 11 passes through bolt and support I2 b fixed connection, round pin axle 10 passes behind the connection cylinder end of 4 other end tips of pneumatic cylinder and support II 9 and fixes baffle 11 in baffle groove 10a, and on the same way, baffle 11 passes through bolt and corresponding part fixed connection, II 9 fixed connection of support are in breaker equipment main part, and in this embodiment, pneumatic cylinder 4 chooses the standard pneumatic cylinder of power shile for use, and concrete model is: the Rexroth heavy-duty hydraulic cylinder CDH2MP5/40/25/400A1X/B2CFEMWW has two ends in the cylinder head style of the embodiment and can be hinged with other parts through a pin shaft.
As shown in fig. 6, 7 and 10, the observation window 3 includes an elastic pad 12, a transparent plate 13 and a pressing plate 15, the cover plate 2 is provided with an observation hole 2a, the upper portion of the cover plate 2 corresponding to the observation hole 2a is provided with a frame 2d, the pressing plate 15 fixes the transparent plate 13 in the frame 2d by pressing the four sides of the transparent plate 13, and the elastic pads 12 are further provided on both sides of the four sides of the transparent plate 13 in order to prevent the transparent plate 13 from being broken by vibration.
Specifically, the elastic pad 12 is a rubber pad.
Specifically, the transparent plate 13 is tempered glass or a transparent plastic plate.
In order to protect the cover plate 2 and the observation window 3 from being splashed and damaged by industrial waste, an inner protection mechanism 5 is arranged on the inner side of the cover plate 2, and comprises a table 2e and a steel wire mesh 14 as shown in fig. 7 and 10; the platform 2e is arranged on the inner side of the cover plate 2, and a steel wire mesh 14 is fixedly arranged on the platform 2 e.
Specifically, the steel wire mesh 14 is welded and fixed to the table 2 e.
Preferably, the steel wire mesh 14 is fixed on the table 2e through bolts, and the steel wire mesh 14 can be conveniently replaced after being damaged.
The safety protection device for the industrial waste crusher can form certain shielding protection when the crusher works, specifically, the protection mode can be as shown in fig. 1, for complete protection, after one feeding action, the cover plate 2 basically seals the feeding hole 1 of the crusher, after the crushing is finished, the cover plate 2 is opened to carry out the next feeding action, of course, according to actual needs, the cover plate 2 can be directly inclined at a certain angle, only half shielding is formed as shown in fig. 2, the continuity of crushing feeding is easy to realize, the conveying equipment can continuously feed materials on the side which is not shielded by the cover plate 2, and the protection effect can be completely achieved as long as the protection is formed on the side observed by a worker, so that the collapsed materials cannot fly to the side of the worker.
It should be noted that the present invention proposes a basic protection structure of a safety protection device for an industrial waste crusher, and in order to realize automatic control and intellectualization of the operation, a person skilled in the art can make various sequential controls on the action of the hydraulic cylinder 4 instead of relying on manual operation of an operator, which should be within the protection scope of the present invention.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (8)
1. The safety protection device for the industrial waste crusher is characterized by being arranged at a feeding hole (1) of the crusher and comprising a cover plate (2) and a hydraulic cylinder (4); one end of the cover plate (2) is hinged with one side of the feed port (1), two sides of the other end of the cover plate (2) passing through are respectively hinged with one ends of two hydraulic cylinders (4), the other end of each hydraulic cylinder (4) is hinged with the crusher equipment main body, and the cover plate (2) is turned or the angle of the cover plate is adjusted around the hinged part of the feed port (1) through the telescopic motion of the hydraulic cylinders (4); an observation window (3) is arranged on the cover plate (2), and an inner protection mechanism (5) is arranged on the inner side of the cover plate (2).
2. The safety protection device for the industrial waste crusher according to claim 1, characterized in that two shaft sleeves I (1a) are arranged on one side of the feed port (1), a shaft sleeve II (2c) is arranged at one end of the cover plate (2), a long shaft (6) passes through the shaft sleeves I (1a), the shaft sleeves II (2c), the shaft sleeves I (1a) and a baffle ring (7) and then is screwed with a threaded shaft (6b) by a nut (8), the outer diameters of a boss (6a) of the long shaft (6) and the baffle ring (7) are both larger than the inner diameter of a hole of the shaft sleeve I (1a), and the inner diameter of the baffle ring (7) is smaller than the outer diameter of the middle part of the long shaft (6); the two sides of the other end of the cover plate (2) are provided with a support I (2b), a pin shaft (10) penetrates through a connecting cylinder head at one end of the hydraulic cylinder (4) and the support I (2b) to fix the baffle (11) in the baffle groove (10a), the pin shaft (10) penetrates through a connecting cylinder head at the other end of the hydraulic cylinder (4) and the support II (9) to fix the baffle (11) in the baffle groove (10a), and the support II (9) is fixedly connected to the crusher equipment main body.
3. The safety guard for industrial waste crushers according to claim 1 or 2, characterized in that the observation window (3) comprises an elastic pad (12), a transparent plate (13) and a pressing plate (15), an observation hole (2a) is provided on the cover plate (2), a frame (2d) is provided on the upper portion of the cover plate (2) corresponding to the observation hole (2a), the pressing plate (15) fixes the transparent plate (13) in the frame (2d) by pressing four sides of the transparent plate (13), and the elastic pads (12) are further provided on both sides of the four sides of the transparent plate (13).
4. Safety shield for industrial waste crushers according to claim 3, characterized in that said elastic pad (12) is a rubber pad.
5. The safety shield for industrial waste crushers according to claim 3, characterized in that the transparent plate (13) is tempered glass or a transparent plastic plate.
6. The safety shield for industrial waste crushers according to claim 1, characterized in that said inner shield means (5) comprise a table (2e), a steel wire mesh (14); the inner side of the cover plate (2) is provided with the platform (2e), and a steel wire mesh (14) is fixedly mounted on the platform (2 e).
7. Safety shield for industrial waste crushers according to claim 6, characterized in that said wire mesh (14) is welded fixed on said table (2 e).
8. Safety shield for industrial waste crushers according to claim 6, characterized in that said steel wire mesh (14) is fixed on said table (2e) by means of bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911221238.6A CN110898974A (en) | 2019-12-03 | 2019-12-03 | Safety protection device for industrial waste crusher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911221238.6A CN110898974A (en) | 2019-12-03 | 2019-12-03 | Safety protection device for industrial waste crusher |
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| Publication Number | Publication Date |
|---|---|
| CN110898974A true CN110898974A (en) | 2020-03-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911221238.6A Pending CN110898974A (en) | 2019-12-03 | 2019-12-03 | Safety protection device for industrial waste crusher |
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| CN (1) | CN110898974A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112191206A (en) * | 2020-09-21 | 2021-01-08 | 常宁市华兴冶化实业有限责任公司 | A purifier for zinc sulfate production |
| CN114274414A (en) * | 2020-11-05 | 2022-04-05 | 民勤县威瑞环保有限责任公司 | Environment-friendly old and useless plastic film retrieves crocus mechanism with protection machanism |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0363810A2 (en) * | 1988-10-18 | 1990-04-18 | H S M - PRESSEN GmbH | Protective cover for a file shredder combined with a baling press |
| CN202638556U (en) * | 2012-03-16 | 2013-01-02 | 曼盛包装（上海）有限公司 | Automatic anti-splash device for plastic pulverizer |
| CN205517609U (en) * | 2016-01-21 | 2016-08-31 | 福建中合医药股份有限公司 | Mechanism uncaps in high -speed wet granulator material chamber |
| CN105921213A (en) * | 2016-06-02 | 2016-09-07 | 王爱华 | Medical waste collection device |
| CN206925639U (en) * | 2017-05-25 | 2018-01-26 | 天津科贝尔科教设备有限公司 | A kind of Aluminum Cutting equipment protecting device |
| CN108499672A (en) * | 2017-05-23 | 2018-09-07 | 太仓市伦凯自动化设备有限公司 | A kind of automatic crushing device |
| CN207970939U (en) * | 2017-10-01 | 2018-10-16 | 深圳市卡德姆科技有限公司 | A kind of pulverizer that finished product easily takes |
| CN109201190A (en) * | 2018-11-20 | 2019-01-15 | 段遵虎 | Roll the working method of stone device in a kind of mine with dedusting function |
| CN209476443U (en) * | 2018-12-07 | 2019-10-11 | 环嘉集团有限公司 | A kind of cullet processing equipment |
| CN110369781A (en) * | 2019-08-08 | 2019-10-25 | 吉林圆方机械集团有限公司 | A kind of cutter device |
-
2019
- 2019-12-03 CN CN201911221238.6A patent/CN110898974A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0363810A2 (en) * | 1988-10-18 | 1990-04-18 | H S M - PRESSEN GmbH | Protective cover for a file shredder combined with a baling press |
| CN202638556U (en) * | 2012-03-16 | 2013-01-02 | 曼盛包装（上海）有限公司 | Automatic anti-splash device for plastic pulverizer |
| CN205517609U (en) * | 2016-01-21 | 2016-08-31 | 福建中合医药股份有限公司 | Mechanism uncaps in high -speed wet granulator material chamber |
| CN105921213A (en) * | 2016-06-02 | 2016-09-07 | 王爱华 | Medical waste collection device |
| CN108499672A (en) * | 2017-05-23 | 2018-09-07 | 太仓市伦凯自动化设备有限公司 | A kind of automatic crushing device |
| CN206925639U (en) * | 2017-05-25 | 2018-01-26 | 天津科贝尔科教设备有限公司 | A kind of Aluminum Cutting equipment protecting device |
| CN207970939U (en) * | 2017-10-01 | 2018-10-16 | 深圳市卡德姆科技有限公司 | A kind of pulverizer that finished product easily takes |
| CN109201190A (en) * | 2018-11-20 | 2019-01-15 | 段遵虎 | Roll the working method of stone device in a kind of mine with dedusting function |
| CN209476443U (en) * | 2018-12-07 | 2019-10-11 | 环嘉集团有限公司 | A kind of cullet processing equipment |
| CN110369781A (en) * | 2019-08-08 | 2019-10-25 | 吉林圆方机械集团有限公司 | A kind of cutter device |
Non-Patent Citations (3)
| Title |
|---|
| 太原机械学院: "《机械安全工程学》", 31 December 1989, 太原机械学院 * |
| 湖北省武汉商业学校等: "《五金商品学》", 31 August 1962, 中国财政经济出版社 * |
| 解建宝等: "《600MW火电机组培训教材》", 30 November 2006, 中国电力出版社 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112191206A (en) * | 2020-09-21 | 2021-01-08 | 常宁市华兴冶化实业有限责任公司 | A purifier for zinc sulfate production |
| CN114274414A (en) * | 2020-11-05 | 2022-04-05 | 民勤县威瑞环保有限责任公司 | Environment-friendly old and useless plastic film retrieves crocus mechanism with protection machanism |
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Application publication date: 20200324 |
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