CN215029516U - Main crushing machine cover protection device and crusher - Google Patents
Main crushing machine cover protection device and crusher Download PDFInfo
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- CN215029516U CN215029516U CN202120628273.6U CN202120628273U CN215029516U CN 215029516 U CN215029516 U CN 215029516U CN 202120628273 U CN202120628273 U CN 202120628273U CN 215029516 U CN215029516 U CN 215029516U
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Abstract
The utility model relates to an engineering machine tool technical field, concretely relates to broken owner cover protection device and breaker. Broken main engine cover protection device includes: the magnetic part is arranged on a main crusher cover or a fastening part of the crusher, the other one of the magnetic part and the magnetic induction element is arranged on a fixed seat of the crusher, and the magnetic induction element is electrically connected with a controller of the crusher to control the motor or the rotor of the crusher to stop or start according to a detection signal of the magnetic induction element. The utility model discloses detection signal control engine or rotor according to magnetic induction element stops or starts, ensures to uncap the unable start rotor or engine in back, and jamming shelters from magnetic induction element and also can not start engine or rotor, prevents that the artificial interference ability is strong, and the reliability is high.
Description
Technical Field
The utility model relates to an engineering machine tool technical field, concretely relates to broken owner cover protection device and breaker.
Background
At present, on mining equipment, the impact crusher has the advantages of complete crushing function, high productivity, small part abrasion, high comprehensive benefit, capability of crushing harder ores and the like, and is widely applied.
The crusher comprises a frame, a rotor, a plate hammer and the like, wherein the frame comprises a lower frame and an upper frame, one side of the upper frame is hinged to the lower frame, and the upper frame is connected with the lower frame through bolts. The maintenance and replacement of the plate hammer are conventional operations, an upper frame (called as uncapping for short) needs to be opened during maintenance, the existing uncapping mainly has two driving modes, and the first mode is to drive an oil cylinder to uncap by adopting hydraulic power; and the second is that the electric system directly drives the cover to be opened, so that the condition that the engine or the rotor cannot be triggered to start after the cover is opened and the upper frame is reliably closed when the engine or the rotor is started is guaranteed, which is very important for the safety of a human body.
The existing modes for ensuring the safety of the cover opening mainly comprise the following two modes:
the first is to adopt the mode that the mechanical lock cooperates with the only mechanical key, can guarantee the uniqueness of operation, but its structure is complicated, the price is expensive;
the second type is that a mode of detecting the position of the upper frame by using a travel switch is adopted, the position state of the upper frame is detected by using the travel switch for feedback and control, when maintenance is carried out, the upper frame is in an open state, when human interference occurs, the travel switch receives a false start signal, the controller receives the false start signal of the travel switch and then controls the engine to start, the engine drives the rotor to rotate after starting, the upper frame is not closed at the moment, danger is easy to occur, the travel switch has the risk of starting the engine by mistake, the anti-dry capability is weak, and the reliability is low.
SUMMERY OF THE UTILITY MODEL
A primary object of the utility model is to provide a broken owner cover protection device and breaker to solve among the prior art travel switch prevent dry in advance the ability weak, the low problem of reliability.
In order to achieve the above object, the utility model provides a broken owner cover protection device, include: the magnetic part is arranged on a main crusher cover or a fastening part of the crusher, the other one of the magnetic part and the magnetic induction element is arranged on a fixed seat of the crusher, and the magnetic induction element is electrically connected with a controller of the crusher to control the motor or the rotor of the crusher to stop or start according to a detection signal of the magnetic induction element.
Optionally, the main crushing machine cover protecting device further comprises a rotating speed measuring component and a power source, the rotating speed measuring component and the power source are respectively electrically connected with the controller, the rotating speed measuring component is used for measuring the rotating speed of a rotating shaft of the engine or the rotating speed of a rotor, the power source is used for controlling the main crushing machine cover to be opened or closed, and the controller is used for controlling the power source to be powered on or powered off according to the rotating speed measured by the rotating speed measuring component.
Optionally, the magnetic member and the magnetic induction element are provided at a position where the main crusher cover comes into final contact with the stationary seat when the main crusher cover is closed.
Optionally, the magnetic induction element is a magnetic switch, and/or the magnetic member is a magnet.
The utility model also provides a breaker, include: the crushing main machine cover protecting device is disclosed.
Optionally, the crusher main cover and the stationary seat are connected by several fastening members.
Optionally, the fastening part includes bolt and with bolt complex nut, all be equipped with the through-hole that supplies the bolt to wear to establish on broken main cover and the fixing base, magnetism spare or magnetic induction element set up on the bolt.
Optionally, one side of the main crusher cover is hinged to the fixed seat.
Optionally, the crusher further comprises a driving member and a power member connected with the driving member, one of the fixed seat and the crusher main cover is hinged with the fixed end of the driving member, and the other of the fixed seat and the crusher main cover is hinged with the driving end of the driving member.
Optionally, the power member is an oil pump and the driving member is a hydraulic cylinder, or the power member is an air pump and the driving member is an air cylinder.
The utility model discloses technical scheme has following advantage: when the main crusher cover is opened, the magnetic part is positioned outside the induction area of the magnetic induction element, the magnetic induction element loses an induction signal and sends the signal to the controller, and the controller controls the engine or the rotor to stop; when the main crusher cover is closed, the magnetic piece is positioned in the induction area of the magnetic induction element, the magnetic induction element sends an induction signal to the controller, and the controller can control the engine or the rotor to start. The structure controls the engine or the rotor to stop or start according to the detection signal of the magnetic induction element, the rotor or the engine cannot be started after the cover is opened, the engine or the rotor cannot be started even if the magnetic induction element is shielded by human interference, the human interference prevention capacity is high, and the reliability is high.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 shows a simple front view schematic of a crusher provided by the present invention;
fig. 2 shows a schematic front view of the crusher main lid of the crusher of fig. 1 in an open state.
Description of reference numerals:
22. a drive member; 51. a rotational speed measuring part; 61. crushing a main machine cover; 62. a fixed seat; 63. a bolt; 64. a rotor; 65. a rotating shaft; 71. a magnetic member; 72. a magnetic induction element.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.
As shown in fig. 1 and 2, the crushing main body cover protecting apparatus of the present embodiment includes: a magnetic piece 71 and a magnetic induction element 72, wherein the magnetic piece 71 is arranged on the main crusher cover 61 of the crusher, the magnetic induction element 72 is arranged on the fixed seat 62 of the crusher, and the magnetic induction element 72 is electrically connected with the controller of the crusher to control the engine or rotor 64 of the crusher to stop or start according to the detection signal of the magnetic induction element 72.
With the main crusher cover protecting apparatus of the present embodiment, when the main crusher cover 61 is opened, the magnetic member 71 is located outside the sensing area of the magnetic sensing element 72, the magnetic sensing element 72 loses the sensing signal and sends the signal to the controller, and the controller controls the engine or the rotor 64 to stop; when the main crusher cover 61 is closed, the magnetic member 71 is located within the sensing area of the magnetic sensor 72, and the magnetic sensor 72 sends a sensing signal to the controller, which can control the engine or the rotor to start. The structure controls the engine or the rotor 64 to stop or start according to the detection signal of the magnetic induction element 72, so that the rotor or the engine cannot be started after the cover is opened, the magnetic induction element 72 is shielded by human interference, the engine or the rotor cannot be started, the human interference prevention capability is strong, and the reliability is high.
In this embodiment, the main crusher cover protecting apparatus further includes a rotation speed measuring unit 51 and a power source, the rotation speed measuring unit 51 and the power source are electrically connected to the controller, respectively, the rotation speed measuring unit 51 is used for measuring the rotation speed of the rotating shaft of the engine or the rotation speed of the rotor 64, the power source is used for controlling the main crusher cover 61 to open or close, and the controller is used for controlling the power source to be powered on or powered off according to the rotation speed measured by the rotation speed measuring unit 51. When the rotating speed of the rotating shaft of the engine or the rotating speed of the rotor 64 is greater than zero, the power source is cut off, and the main crushing cover 61 is forbidden to be opened; when the rotation speed of the rotating shaft of the engine or the rotation speed of the rotor 64 is equal to zero, the power source is electrified, the main crushing cover 61 can be opened, and the opening of the main crushing cover 61 is controlled. The rotating speed signal of the rotating shaft of the engine or the rotating speed signal of the rotor 64 can be fed back through the rotating speed measuring part 51, the crushing main cover 61 is controlled to be opened or closed by the controller, the rotor has zero rotating speed during opening, and the opening safety is improved. The rotation speed measuring part 51 is a conventional structure in the prior art and will not be described in detail herein.
In the present embodiment, the magnetic member 71 and the magnetic induction element 72 are provided at a position where the crushing main cover 61 comes into final contact with the fixing base 62 when the crushing main cover 61 is closed. When the main crusher cover 61 is slightly loosened due to work, the magnetic induction element 72 loses an induction signal and sends the signal to the controller, the controller controls the motor or the rotor 64 to stop, and the magnetic induction element 72 can timely feed back the position of the main crusher cover 61 to stop the rotor or the motor.
In the present embodiment, the magnetic induction element 72 is a magnetic switch, which is a switch element controlled by a magnetic field signal, and has no magnetic opening and magnetic closing. The magnetic switch is a conventional structure in the prior art and will not be described in detail herein.
In the present embodiment, the magnetic member 71 is a magnet, the component of the magnet is an atom of iron, cobalt, nickel, or the like, which has a magnetic moment, and the magnet is capable of generating a magnetic field and has a property of attracting a ferromagnetic substance such as a metal of iron, nickel, cobalt, or the like. Of course, the magnetic member 71 may be another member having magnetism.
The utility model also provides a breaker, it includes: the crushing main machine cover protecting device is disclosed. When the main crushing cover 61 is opened, the magnetic switch loses the induction signal and controls the engine or the rotor to stop, so that the engine or the rotor cannot be started, and the rotor or the engine cannot be started after the main crushing cover is opened.
In the present embodiment, the crusher main cover 61 and the stationary base 62 are connected by several fastening members. The main crusher cover 61 and the holder 62 are firmly fixed together by fastening members when the main crusher cover 61 is closed. Specifically, the fastening part includes a bolt 63 and a nut engaged with the bolt 63, and through holes for the bolt 63 to pass through are provided on the main crusher cover 61 and the fixing base 62. The bolt 63 passes through the through holes of the main crusher cover 61 and the fixing seat 62 to be in threaded connection with the nut.
In this embodiment, one side of the crusher main cover 61 is hinged to the fixing base 62. The main crushing cover 61 is provided with a rotating shaft 65, the fixing seat 62 is provided with a mounting hole matched with the rotating shaft 65, and the rotating shaft 65 can rotate in the mounting hole to open or close the cover.
In this embodiment, the crusher further comprises a driving member 22 and a power member connected to the driving member 22, one of the fixed seat 62 and the crusher main cover 61 is hinged to a fixed end of the driving member 22, and the other of the fixed seat 62 and the crusher main cover 61 is hinged to a driving end of the driving member 22. The power part provides working medium for the driving part 22, and the driving end of the driving part 22 stretches to realize switching on or switching off. The crusher also comprises a power source which drives the power part to run.
In this embodiment, the power member is an oil pump, and the driving member 22 is a hydraulic cylinder, and at this time, hydraulic oil is used as a working medium, which is more stable and reliable. The power source is a motor. As an alternative, the power member is an air pump and the driving member 22 is an air cylinder, in which case air is used as the working medium.
As an alternative embodiment, the magnetic member 71 is provided on the fixed base 62 and the magnetic induction element 72 is provided on the main crusher cover 61.
As an alternative embodiment, the magnetic member 71 is disposed on the bolt 63, and the magnetic induction element 72 is disposed on the fixing base 62, or alternatively, the magnetic induction element 72 is disposed on the bolt 63, and the magnetic member 71 is disposed on the fixing base 62, when the bolt 63 is screwed in, the magnetic induction element 72 is located within the sensing area of the magnetic induction element 72, and the magnetic member 71 and the magnetic switch cooperate to detect whether the fastening bolt is screwed in.
From the above description, it can be seen that the above-mentioned embodiments of the present invention achieve the following technical effects:
the state of the main crusher cover 61 can be detected through the cooperation of the magnet and the magnetic switch, and the rotation speed detected by the rotation speed measuring component 51 controls the main crusher cover 61 to be opened or closed, so that the structure is simple, the cost is low, the detection signal of the magnetic switch can control an engine or a rotor to stop, the artificial interference resistance is high, and the reliability is high; the detection signal of the magnetic switch is related to the condition of starting the engine or the rotor, when the engine or the rotor is started, the main crushing cover 61 of the main machine is ensured to be in a closed state, the rotor or the engine can not be started after the main crushing cover is opened, and the rotor or the engine can not be opened when the engine or the rotor moves; all equipment is stopped suddenly when the main crushing cover 61 is not closed; when the rotating speed of the rotating shaft of the engine or the rotating speed of the rotor 64 is greater than zero, the crushing main machine cover is forbidden to be opened.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.
Claims (10)
1. A crushing main unit cover protection device, comprising: magnetism spare (71) and magnetic induction element (72), magnetism spare (71) with one of magnetic induction element (72) sets up on main cover of the breakage (61) or the fastening part of the breaker, magnetism spare (71) with another setting in magnetic induction element (72) is in on the fixing base (62) of breaker, magnetic induction element (72) with the controller of breaker is electric to control according to the detection signal control of magnetic induction element (72) the engine or the rotor (64) of breaker stop or start.
2. The main crusher cover protection device according to claim 1, further comprising a rotation speed measuring means (51) and a power source, wherein the rotation speed measuring means (51) and the power source are electrically connected to the controller, respectively, the rotation speed measuring means (51) is used for measuring the rotation speed of a rotating shaft of an engine or the rotation speed of a rotor (64), the power source is used for controlling the main crusher cover (61) to be opened or closed, and the controller is used for controlling the power source to be powered on or off according to the rotation speed measured by the rotation speed measuring means (51).
3. The main crusher cover protection according to claim 1, characterized in that the magnetic member (71) and the magnetic induction element (72) are provided at a position where the main crusher cover (61) comes into final contact with the stationary seat (62) when the main crusher cover (61) is closed.
4. The main crusher cover protection according to claim 1, characterized in that the magnetic induction element (72) is a magnetic switch and/or the magnetic member (71) is a magnet.
5. A crusher, characterized by comprising: a crushing main head cover protection device according to any one of claims 1 to 4.
6. A crusher as claimed in claim 5, characterized in that the main crusher cover (61) and the holder (62) are connected by means of several fastening members.
7. The crusher according to claim 6, characterized in that the fastening means comprises a bolt (63) and a nut engaged with the bolt (63), the main crusher cover (61) and the fixed seat (62) are provided with a through hole for the bolt (63) to pass through, and the magnetic member (71) or the magnetic induction element (72) is disposed on the bolt (63).
8. A crusher as claimed in claim 5, characterised in that one side of the main crusher cover (61) is hinged to the fixed seat (62).
9. The crusher of claim 5, further comprising a drive member (22) and a power member connected to the drive member (22), one of the fixed seat (62) and the main crusher cover (61) being hinged to a fixed end of the drive member (22) and the other of the fixed seat (62) and the main crusher cover (61) being hinged to a drive end of the drive member (22).
10. A crusher as claimed in claim 9, characterised in that the power member is an oil pump and the driving member (22) is a hydraulic cylinder, or in that the power member is an air pump and the driving member (22) is an air cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120628273.6U CN215029516U (en) | 2021-03-26 | 2021-03-26 | Main crushing machine cover protection device and crusher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120628273.6U CN215029516U (en) | 2021-03-26 | 2021-03-26 | Main crushing machine cover protection device and crusher |
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| Publication Number | Publication Date |
|---|---|
| CN215029516U true CN215029516U (en) | 2021-12-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202120628273.6U Active CN215029516U (en) | 2021-03-26 | 2021-03-26 | Main crushing machine cover protection device and crusher |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116060169A (en) * | 2023-02-07 | 2023-05-05 | 广西美斯达重工有限公司 | Locking system for impact breaking |
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2021
- 2021-03-26 CN CN202120628273.6U patent/CN215029516U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116060169A (en) * | 2023-02-07 | 2023-05-05 | 广西美斯达重工有限公司 | Locking system for impact breaking |
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