CN210323069U - Shaft rotating speed monitoring and alarming device - Google Patents
Shaft rotating speed monitoring and alarming device Download PDFInfo
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- CN210323069U CN210323069U CN201921327948.2U CN201921327948U CN210323069U CN 210323069 U CN210323069 U CN 210323069U CN 201921327948 U CN201921327948 U CN 201921327948U CN 210323069 U CN210323069 U CN 210323069U
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Abstract
The utility model discloses an axle speed monitoring alarm device, including installing the control box in equipment one side and installing the signal trigger mechanism in equipment pivot, the inboard of control box has the mounting panel, the mounting hole has been seted up on the mounting panel, passes through the screw the mounting hole can with on the control box fixed mounting equipment, control module has in the control box rotational speed signal monitoring mechanism is installed to one side of control box, still be provided with display screen and audible-visual annunciator on the control box, signal trigger mechanism with rotational speed signal monitoring mechanism cooperates and uses. The utility model discloses can be through setting for the upper and lower limits of good pivot speed in this device in advance, carrying out rotational speed monitoring time measuring, can see the pivot speed that shows on the display clearly in real time, the control box passes through the mounting hole can be very convenient just install equipment on, and is rotatory through the modularization, and is convenient more, swift.
Description
Technical Field
The utility model relates to a shaft transmission technical field, concretely relates to shaft rotational speed monitoring alarm device for monitoring the rotational speed of transmission shaft and giving an alarm.
Background
Some current shaft transmission equipment, for example on the rotation axis of equipment such as screw conveyer, lock gas ash discharge valve, all propose to install proximity switch, whether the sense axle is rotating, but can not monitor the rotational speed of axle, can not discover very first time to the trouble that the transmission shaft appears because of various circumstances in the course of the work, for example screw conveyer, carry the material through the spiral helicine axle of motor drive, but sometimes the material can be blocked up spiral helicine axle, the card is died, lead to the rotational speed of axle to slow down, just so probably lead to the motor stall, the motor probably generates heat, damages, intangibly becomes a potential safety hazard, make the safe operation and the life of equipment all have certain risk.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an axle rotational speed monitoring alarm device to solve do not possess the rotational speed monitoring and the equipment operation safety and the life problem brought in some current equipment that have the transmission shaft.
The utility model provides an axle speed monitoring alarm device, the device including install the control box in equipment one side and install the signal trigger mechanism in the equipment pivot, the inboard of control box has the mounting panel, the mounting hole has been seted up on the mounting panel, passes through the screw the mounting hole can with control box fixed mounting is on the equipment, control module has in the control box one side of control box install be close to pivot one side and with control module electric connection's rotational speed signal monitoring mechanism, still be provided with display screen and audible-visual annunciator on the control box, signal trigger mechanism with rotational speed signal monitoring mechanism cooperates the use, and the round is rotated in the pivot of equipment, and is changeing in the pivot signal trigger mechanism process rotational speed signal monitoring mechanism makes it trigger primary signal give control module.
Furthermore, the control box is made of PC flame-retardant material with IP6/7 waterproof, protective and insulating properties.
Furthermore, the display screen is positioned on the front surface of the control box, and the audible and visual alarm is positioned on the top of the control box.
Furthermore, the control module comprises a signal input circuit, an amplifying circuit, a signal processing circuit, a monitoring controller, a rotating speed display circuit, an alarm circuit and a power module, wherein the signal input circuit receives a signal of the rotating speed signal monitoring mechanism, the signal enters the signal processing circuit for signal processing after passing through the amplifying circuit, the rotating speed display circuit transmits the signal to the display screen, the microcontroller is connected to one end of the signal processing circuit, one end of the alarm circuit is electrically connected with the microcontroller, and the other end of the alarm circuit is in acousto-optic connection with the audible and visual alarm.
Furthermore, the signal triggering mechanism is a metal protrusion arranged on the rotating shaft of the equipment, and the rotating speed signal monitoring mechanism is a proximity switch.
Furthermore, the signal triggering mechanism is a magnet adhered to one side of the rotating shaft, and the rotating speed signal monitoring mechanism is a Hall sensor.
Adopt above-mentioned the utility model discloses technical scheme's beneficial effect is: the utility model discloses an axle rotational speed monitoring alarm device can be through setting for the upper and lower limits of pivot rotational speed in this device in advance, when carrying out rotational speed monitoring, can see the axle rotational speed that shows on the display clearly in real time, and the control box passes through the mounting hole can be very convenient must just install equipment on, and is rotatory through the modularization, and is more convenient, swift.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
fig. 2 is a schematic diagram of a control module according to an embodiment of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1-a control box; 11-a mounting plate; 12-a display screen; 13-audible and visual alarm; 111-mounting holes; 2-a signal triggering mechanism; 3-a control module; 31-a signal input circuit; 32-an amplifying circuit; 33-a signal processing circuit; 34-monitoring the controller; 35-rotation speed display circuit; 36-an alarm circuit; 37-a power module; 4-rotating speed signal monitoring mechanism.
Detailed Description
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention.
As shown in fig. 1 and fig. 2, an embodiment of the present invention provides a shaft rotation speed monitoring and alarming device, which includes a control box 1 installed on one side of an apparatus and a signal triggering mechanism 2 installed on a rotation shaft of the apparatus, the control box 1 is made of a PC flame retardant material and has IP6/7 waterproof, protective and insulating properties, a mounting plate 11 is provided on the inner side of the control box 1, a mounting hole 111 is provided on the mounting plate 11, the control box 1 can be fixedly mounted on the apparatus by passing a screw through the mounting hole 111, a control module 3 is provided in the control box 1, a rotation speed signal monitoring mechanism 4 which is close to one side of the rotation shaft and is electrically connected with the control module 3 is installed on one side of the control box 1, a display 12 and an audible and visual alarm 13 are further provided on the control box 1, the display 12 is located on the front side of the control box 1, the audible and visual alarm 13 is located on the top of the control box 1, the signal, the rotating shaft of the equipment rotates for one circle, and the signal triggering mechanism 2 on the rotating shaft triggers a primary signal to the control module 3 through the rotating speed signal monitoring mechanism 4.
The control module 3 comprises a signal input circuit 31, an amplifying circuit 32, a signal processing circuit 33, a monitoring controller 34, a rotating speed display circuit 35, an alarm circuit 36 and a power module 37, wherein the signal input circuit 31 receives signals of the rotating speed signal monitoring mechanism 4, the signals enter the signal processing circuit 33 through the amplifying circuit 32 for signal processing, the signals are transmitted to the display screen 12 through the rotating speed display circuit 35, the microcontroller is connected to one end of the signal processing circuit 33, one end of the alarm circuit 36 is electrically connected with the microcontroller, and the other end of the alarm circuit is in acousto-optic connection with the audible and visual alarm 13.
The utility model discloses an in the embodiment, signal trigger mechanism 2 is for installing the epaxial metal protrusion of equipment pivot, and rotational speed signal monitoring mechanism 4 is proximity switch, rotates the round when the equipment motor, and epaxial metal protrusion is through once being close the customs, and proximity switch sends a signal and gives control module 3 to show the rotational speed in display screen 12, obtain the rotational speed condition of pivot with this.
The utility model discloses an in another embodiment, if during unable installation metal protrusion thing in the pivot of equipment, signal trigger mechanism 2 can be for pasting the magnet in pivot one side, paste magnet in the pivot, rotational speed signal monitoring mechanism 4 can use hall sensor, the pivot turns the round, magnet is through hall sensor once, this moment because the existence of magnet can make near hall sensor's magnetic field intensity change, magnet is close to hall sensor more, magnetic field is stronger, voltage is higher, hall sensor is kept away from more to magnet, magnetic field is weaker, voltage is lower, voltage signal gets into signal processing circuit 33 and carries out signal processing after amplifying circuit 32 enlargies the stronger signal that is enough to export, and give display screen 12 by rotational speed display circuit 35 with the signal transmission, with this rotational speed condition who obtains the pivot.
Through the implementation of above-mentioned embodiment, according to the normal operating mode rotational speed condition of pivot, can be through setting for the upper and lower limits of pivot rotational speed in this device in advance, suppose normal operating mode rotational speed is 100 circles per minute, so when the rotational speed of per minute is less than 100 circles, can regard as the material to block up, so set up rotational speed monitoring devices's lower limit to 90 circles per minute, when the material blocks up, the rotational speed drops to below 90 or 90, will trigger warning audible-visual annunciator 13 acoustic works, remind the staff in time to clear up, when carrying out rotational speed monitoring, can see the axle rotational speed that shows on the display clearly in real time, control box 1 can be very convenient just can install on the equipment through mounting hole 111, through the modularization rotation, it is more convenient, and fast.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (6)
1. The utility model provides a shaft speed monitoring alarm device which characterized in that: the device is including installing the control box in equipment one side and installing the epaxial signal trigger mechanism of equipment pivot, the inboard of control box has the mounting panel, the mounting hole has been seted up on the mounting panel, passes through the screw the mounting hole can with control box fixed mounting is on the equipment, control module has in the control box one side of control box install be close to pivot one side and with control module electric connection's rotational speed signal monitoring mechanism, still be provided with display screen and audible-visual annunciator on the control box, signal trigger mechanism with rotational speed signal monitoring mechanism cooperates the use, and the pivot of equipment rotates the round, and is changeing epaxial signal trigger mechanism passes through rotational speed signal monitoring mechanism makes it trigger primary signal give control module.
2. The shaft rotating speed monitoring and alarming device of claim 1, wherein: the control box is made of PC flame-retardant material with IP6/7 waterproof, protective and insulating properties.
3. The shaft rotating speed monitoring and alarming device of claim 1, wherein: the display screen is positioned on the front surface of the control box, and the audible and visual alarm is positioned on the top of the control box.
4. The shaft rotating speed monitoring and alarming device of claim 1, wherein: the control module comprises a signal input circuit, an amplifying circuit, a signal processing circuit, a monitoring controller, a rotating speed display circuit, an alarm circuit and a power module, wherein the signal input circuit receives a signal of the rotating speed signal monitoring mechanism, the signal enters the signal processing circuit after the amplifying circuit to perform signal processing, and the rotating speed display circuit transmits the signal to the display screen, the microcontroller is connected to one end of the signal processing circuit, one end of the alarm circuit is electrically connected with the microcontroller, and the other end of the alarm circuit is in audible and visual connection with the audible and visual alarm.
5. The shaft rotating speed monitoring and alarming device of any one of claims 1 to 4, wherein: the signal triggering mechanism is a metal protrusion arranged on a rotating shaft of the equipment, and the rotating speed signal monitoring mechanism is a proximity switch.
6. The shaft rotating speed monitoring and alarming device of any one of claims 1 to 4, wherein: the signal trigger mechanism is a magnet adhered to one side of the rotating shaft, and the rotating speed signal monitoring mechanism is a Hall sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921327948.2U CN210323069U (en) | 2019-08-15 | 2019-08-15 | Shaft rotating speed monitoring and alarming device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921327948.2U CN210323069U (en) | 2019-08-15 | 2019-08-15 | Shaft rotating speed monitoring and alarming device |
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| Publication Number | Publication Date |
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| CN210323069U true CN210323069U (en) | 2020-04-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921327948.2U Active CN210323069U (en) | 2019-08-15 | 2019-08-15 | Shaft rotating speed monitoring and alarming device |
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| CN (1) | CN210323069U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114822149A (en) * | 2022-03-25 | 2022-07-29 | 湖州师范学院 | Vocal music breath exercise device |
-
2019
- 2019-08-15 CN CN201921327948.2U patent/CN210323069U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114822149A (en) * | 2022-03-25 | 2022-07-29 | 湖州师范学院 | Vocal music breath exercise device |
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