CN117781138A - Alarm device installed on flour processing equipment - Google Patents

Abstract

The invention provides an alarm device installed on flour processing equipment, which relates to the technical field of alarm devices and comprises an installation piece; the mounting piece comprises a fixing frame and a movable clamping rod, and the fixing frame is fixedly mounted on the left outer wall of the device main body; the one end of sensor probe passes through automatically controlled telescopic link and installs in the inside of device main part, and the sensor that sensor probe connects links to each other with alarm controller electrical property, through the interval increase that promotes the pull rod between with mount and the removal clamp lever, loosens the pull rod and promotes through the spring and remove the clamp lever and reset, installs the side of flour processing equipment with the device main part, or the hopper avris, monitors the warning with the optional position that the device main part was installed on the flour processing equipment, has solved the problem that is difficult to monitor the warning through multiple mounting means.

Description

Alarm device installed on flour processing equipment

Technical Field

The invention relates to the technical field of alarm devices, in particular to an alarm device arranged on flour processing equipment.

Background

The flour processing process comprises the steps of preparing coarse grains, cleaning grains, grinding, sieving and the like, the flour processing equipment is multiple in number and long in working procedure, different processing stages are required to be monitored, and an alarm is given when abnormality occurs, so that operators can timely process the abnormal processing, and the problems of equipment damage, idling, blockage and the like are avoided.

However, with the conventional alarm device installed on flour processing equipment at present, only a single position can be monitored and alarmed, and monitoring and alarmed are difficult to be carried out through a plurality of installation modes; the parts of the alarm device are inconvenient to detach, and only the parts can be completely replaced when a problem occurs, so that the use cost is increased, and the parts are difficult to overhaul or replace in a disassembling and assembling mode; two different monitoring modes are needed for monitoring and alarming at the discharging position and the feeding position, and the same alarming device is difficult to realize the problem that two different positions can monitor and alarm.

Disclosure of Invention

In view of the above, the present invention provides an alarm device mounted on flour processing equipment, which has a mounting member, wherein the distance between a fixed frame and a movable clamping rod is increased by pushing a pull rod, the movable clamping rod is pushed to reset by loosening the pull rod through a spring, a device main body is mounted on the side of the flour processing equipment, or the side of a feeding hopper, and the device main body is mounted on any position on the flour processing equipment for monitoring and alarming.

The invention provides an alarm device installed on flour processing equipment, which comprises a device main body, a feed hopper, a movable pressing plate, a rotating shaft, a rotating plate, a clamping block, a connecting rod, an installation piece and a sensor probe, wherein the device main body is provided with a plurality of sensors; the front end face and the top face of the device main body are internally provided with sliding grooves; a clamping plate is connected with the inside of the chute in a sliding and clamping manner; the feeding hopper is fixedly arranged on the right side of the inside of the device main body, and the bottom of the feeding hopper is of a hopper type structure; the movable pressing plate is movably clamped in the device main body and on the right side of the bottom of the feeding hopper; a clamping groove is formed in the rotating shaft, and the rotating shaft is movably clamped on the inner wall of the bottom of the feeding hopper; the rotating plate is clamped in the clamping groove, a connecting shaft is fixedly arranged on the rotating plate, and threads are arranged on the outer wall of the connecting shaft; the clamping block is clamped between the rotating plate and the clamping groove; a threaded hole is formed in one end of the connecting rod, and the interior of the threaded hole is connected to the connecting shaft through threaded engagement; the mounting piece comprises a fixing frame and a movable clamping rod, and the fixing frame is fixedly mounted on the left outer wall of the device main body; one end of the sensor probe is arranged in the device main body through an electric control telescopic rod, and a sensor connected with the sensor probe is electrically connected with the alarm controller.

Optionally, the preceding terminal surface of device main part has the door that opens and shuts through axle swing joint, constitutes circular structure when opening and shutting the door closure, and the rear side of opening and shutting the door, the inside of device main part are round hole structure, round hole internally mounted sensor probe, and the left and right sides of joint board is provided with the card strip, and the card strip joint is in the inside of spout.

Optionally, the inside of feeder hopper is fixed and is provided with the stock guide, and the stock guide is heliciform structure and the open end of top surface is located the right side, and the bottom activity joint of feeder hopper is provided with the removal slider, and the left end upper and lower both sides of removal slider are the sphere structure of indent respectively, and the left end laminating of removal slider is at the border of revolving plate, and the right-hand member of removal slider passes through spring coupling to remove the clamp plate.

Optionally, the right-hand member of removal clamp plate is provided with and touches the pressure switch, touches the pressure switch and links to each other with the inside alarm controller of installing at the device main part, touches the inside of pressure switch and is provided with reset spring.

Optionally, the end of pivot is provided with the stopper, the inside activity joint connecting axle of stopper, stopper activity joint in the inside of feeder hopper, and the safety cover is installed through the bolt assembly to the bottom of stopper, the bottom surface of feeder hopper, and the pivot deviates from the one end of stopper and sets up the round hole structure, and the round hole is inside to be run through by the connecting rod.

Optionally, the diameter size of the rotating plate is greater than the length size of the clamping groove, and the connecting shaft is movably clamped in the limiting block.

Optionally, the fixture block joint is in the inside of stopper, and the interior terminal surface of fixture block is the cambered surface structure, and the cambered surface structure laminating is to the outer terminal surface of revolving board, and the length of fixture block is less than the inside length of safety cover.

Optionally, the outer end of connecting rod is provided with and revolves the piece of twisting, revolves the piece and is hexagonal prism structure and inside is provided with cross recess, and the safety cover is installed through bolt assembly to the bottom of connecting rod, the bottom surface of feeder hopper.

Optionally, the fixed guide bar that is provided with in right-hand member of mount, the fixed subsides of right-hand member face below of mount have first non slipping spur, the left end face of removal clamping lever is provided with the pull rod, the pull rod runs through the inside of mount, and the length of pull rod is greater than the length of guide bar, the top of removal clamping lever is provided with the cardboard, the bottom surface joint of cardboard is at the top surface of mount, the inside of removal clamping lever has the guide bar to run through, the fixed subsides of left end face below of removal clamping lever has the second non slipping spur, second non slipping spur and first non slipping spur are staggered each other, and the right-hand member face of removal clamping lever passes through bolt assembly fixedly connected with spring loop bar, the outside of spring loop bar is the spring, inside is the loop bar structure, the right-hand member fixed connection of loop bar is on the left end face of device main part.

The beneficial effects are that: according to the alarm device provided by the embodiments of the invention, compared with the traditional alarm device, when the pull rod is pushed rightwards, the movable clamping rod is synchronously driven to move rightwards, the spring and the sleeve rod structure of the spring sleeve rod are compressed, meanwhile, the distance between the fixing frame and the movable clamping rod is increased, after the pull rod is loosened, the movable clamping rod is pushed by the spring to reset, the device main body can be mounted on the side edge of flour processing equipment, the discharging position in the processing process is monitored in an alarm manner, or the device main body is clamped on the side edge of a feeding hopper of the flour processing equipment by utilizing the lower anti-slip structure part between the fixing frame and the movable clamping rod, the feeding position is monitored in an alarm manner, and the alarm device has two mounting modes and can be mounted at any position on the flour processing equipment for monitoring alarm.

In addition, after the rotating plate is clamped into the clamping groove, a gap appears between the rotating plate and the limiting block by moving the rotating plate, and the clamping block is clamped into the gap between the rotating plate and the limiting block, so that the rotating plate is fixedly clamped with the rotating shaft, the connecting rod is fixedly connected with the connecting shaft through threaded engagement, and the rotating shaft and the rotating plate are convenient to replace or overhaul.

In addition, when the device main part is installed to the avris position of flour processing equipment, carry out alarm monitoring to the ejection of compact department in the course of working, visit sensor probe through control telescopic link, promote simultaneously and open and shut the door and open, whether utilize sensor probe monitoring ejection of compact position ejection of compact is normal, transmit the sensor through sensor probe when ejection of compact is unusual, carry out alarm processing through alarm control ware in succession, report to the police to ejection of compact abnormal position.

In addition, after flour sliding in the feed hopper pushes the rotating plate to rotate, the rotating plate pushes the movable sliding block to move right, the spring pushes the movable pressing plate to move right, when the rotating plate stops rotating, the movable sliding block is fixed in position and cannot push the movable pressing plate to move right, the touch switch does not have right pressure, and therefore the alarm controller is triggered to automatically alarm to show that the feeding position is deficient in materials.

In addition, when screwing the piece and using interior hexagonal fastener to twist, can be with connecting rod and connecting axle fixed connection, when using the electric drill to twist soon, the drill bit screw is pegged graft inside the cross recess, also can be with connecting rod and connecting axle fixed connection, two kinds of connected mode make the user operation more nimble, and the suitability is stronger.

Drawings

In order to more clearly illustrate the technical solution of the embodiments of the present invention, the drawings of the embodiments will be briefly described below.

The drawings described below are only for illustration of some embodiments of the invention and are not intended to limit the invention.

In the drawings:

fig. 1 is a schematic view showing a structure in which a card board is clamped to a front side of a device body according to the present invention;

FIG. 2 shows a schematic view of the probe of the sensor head after ninety degrees of rotation of the body of the device according to the invention;

FIG. 3 illustrates a schematic view of the rear side view of the angle structure of FIG. 2 in accordance with the present invention;

FIG. 4 shows an enlarged schematic view of the structure of FIG. 1 at D in accordance with the present invention;

FIG. 5 shows a schematic structural view of a mount according to the present invention;

FIG. 6 illustrates a left side view of the corner structure of FIG. 5 in accordance with the present invention;

FIG. 7 shows a schematic cross-sectional view of a feed hopper according to the invention;

FIG. 8 shows a schematic view of an expanded configuration between a mobile slider and a rotating plate according to the present invention;

FIG. 9 shows a schematic view of a cross-sectional expanded configuration of a spindle according to the present invention;

FIG. 10 is an enlarged schematic view of the structure of FIG. 8A according to the present invention;

FIG. 11 is an enlarged schematic view of the structure of FIG. 8B according to the present invention;

fig. 12 is an enlarged schematic view of the structure of fig. 9C according to the present invention.

List of reference numerals

1. A device body; 101. an opening/closing door; 102. a protective cover; 103. a clamping plate; 1031. clamping strips; 104. a chute; 2. a feed hopper; 201. a material guide plate; 202. moving the slide block; 3. a movable pressing plate; 301. a touch switch; 4. a rotating shaft; 401. a clamping groove; 402. a limiting block; 5. a rotating plate; 501. a connecting shaft; 6. a clamping block; 7. a connecting rod; 701. screwing the block; 702. a threaded hole; 8. a mounting member; 81. a fixing frame; 8101. a guide rod; 8102. a first non-slip block; 82. moving the clamping rod; 8201. a pull rod; 8202. a clamping plate; 8203. a second non-slip block; 8204. a spring sleeve rod; 9. a sensor probe.

Detailed Description

In order to make the objects, aspects and advantages of the technical solution of the present invention more clear, the technical solution of the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings of the specific embodiment of the present invention. Unless otherwise indicated, terms used herein have the meaning common in the art. Like reference numerals in the drawings denote like parts.

Examples: please refer to fig. 1 to 12:

the invention provides an alarm device installed on flour processing equipment, which comprises a device main body 1, a feed hopper 2, a movable pressing plate 3, a rotating shaft 4, a rotating plate 5, a clamping block 6, a connecting rod 7, an installation piece 8 and a sensor probe 9; the front end face and the top face of the device main body 1 are internally provided with sliding grooves 104; the inside of the chute 104 is slidably clamped with a clamping plate 103; the feeding hopper 2 is fixedly arranged on the right side of the inside of the device main body 1, and the bottom of the feeding hopper 2 is of a hopper type structure; the movable pressing plate 3 is movably clamped in the device main body 1 and on the right side of the bottom of the feed hopper 2; a clamping groove 401 is formed in the rotating shaft 4, and the rotating shaft 4 is movably clamped on the inner wall of the bottom of the feed hopper 2; the rotating plate 5 is clamped in the clamping groove 401, a connecting shaft 501 is fixedly arranged on the rotating plate 5, and threads are arranged on the outer wall of the connecting shaft 501; the clamping block 6 is clamped between the rotating plate 5 and the clamping groove 401; a threaded hole 702 is formed in one end of the connecting rod 7, and the interior of the threaded hole 702 is connected to the connecting shaft 501 through threaded engagement; the mounting piece 8 comprises a fixing frame 81 and a movable clamping rod 82, and the fixing frame 81 is fixedly mounted on the left outer wall of the device main body 1; one end of a sensor probe 9 is arranged in the device main body 1 through an electric control telescopic rod, a sensor connected with the sensor probe 9 is electrically connected with an alarm controller, when the device main body 1 is arranged at the side position of flour processing equipment, the sensor probe 9 is detected out through the control telescopic rod when the discharging part in the processing process is subjected to alarm monitoring, the opening and closing door 101 is pushed to be opened simultaneously, whether the discharging at the discharging position is normal or not is monitored by the sensor probe 9, a signal is transmitted to the sensor through the sensor probe 9 when the discharging is abnormal, and then alarm processing is carried out through the alarm controller, so that the abnormal discharging position is alarmed.

In addition, as shown in fig. 8, a touch switch 301 is disposed at the right end of the movable platen 3, the touch switch 301 is electrically connected with an internal alarm controller mounted on the device main body 1, a reset spring is disposed in the touch switch 301, when the movable slider 202 moves right, the movable platen 3 is pushed by the spring to move right, the movable platen 3 pushes the touch switch 301 to compress the reset spring in the touch switch 301, the alarm controller is not triggered when the touch switch 301 is pushed by the circuit design, when the touch switch 301 is reset by the reset spring, the movable platen 3 is pushed left to push the movable slider 202 to reset by the spring, and when the movable slider 202 cannot move right, the touch switch 301 does not have rightward pressure, so that the alarm controller is triggered to perform automatic alarm to show the shortage of materials at the feeding position.

In addition, as shown in fig. 3, fig. 4 and fig. 10, the front end face of the device main body 1 is movably connected with the opening and closing door 101 through a shaft, when the opening and closing door 101 is closed, a circular structure is formed, the rear side of the opening and closing door 101 and the inside of the device main body 1 are of circular hole structures, the sensor probe 9 is installed in the circular hole, the clamping bars 1031 are arranged on the left side and the right side of the clamping bars 103, the clamping bars 1031 are clamped in the inside of the sliding grooves 104, when the clamping bars 1031 are clamped in the sliding grooves 104 of the front end face, the top face of the feeding hopper 2 is exposed, the device main body 1 can be installed at the feeding port end of flour processing equipment, the feeding port end of the feeding hopper 2 is detected, no feeding is carried out in the feeding hopper 2, so that automatic alarming is carried out, when the clamping bars 1031 are clamped in the sliding grooves 104 on the top face, the feeding port end of the feeding hopper 2 is sealed, ninety degrees of the device main body 1 can be rotated, the side edge positions in the processing procedure of the flour processing equipment are monitored, and automatic alarming is carried out when abnormal, and therefore the automatic alarming function can be realized when the device main body 1 is installed at different positions of the flour processing equipment.

In addition, as shown in fig. 7, the inside of the feed hopper 2 is fixedly provided with a guide plate 201, the guide plate 201 is in a spiral structure, the open end of the top surface is located on the right side, the bottom of the feed hopper 2 is movably clamped and provided with a movable slide block 202, the upper side and the lower side of the left end of the movable slide block 202 are respectively in concave spherical structures, the left end face of the movable slide block 202 is attached to the edge of the rotary plate 5, the right end of the movable slide block 202 is connected to a movable pressing plate 3 through a spring, after flour sliding inside the feed hopper 2 pushes the rotary plate 5 to rotate, the rotary plate 5 pushes the movable slide block 202 to move right, the movable pressing plate 3 is pushed to move right through the spring, when the rotary plate 5 stops rotating, the position of the movable slide block 202 is fixed, the movable pressing plate 3 cannot be pushed right to move, triggering of an alarm controller is achieved through the movable slide block 202, and automatic alarm is achieved when no flour is fed into the feed hopper 2.

In addition, as shown in fig. 9 and 10, the end of pivot 4 is provided with stopper 402, stopper 402's inside activity joint connecting axle 501, stopper 402 activity joint is in the inside of feeder hopper 2, the safety cover 102 is installed through the bolt assembly to the bottom of stopper 402, the bottom surface of feeder hopper 2, the one end that pivot 4 deviates from stopper 402 sets up the round hole structure, the round hole is inside to be run through by connecting rod 7, after pivot 4 is rotatory driven to swivel plate 5, synchronous drive stopper 402 rotates, thereby realize at the inside spacing rotation of feeder hopper 2, avoid pivot 4 axial displacement, be convenient for install swivel plate 5 inside pivot 4 through draw-in groove 401.

In addition, as shown in fig. 11, the diameter size of the rotating plate 5 is larger than the length size of the clamping groove 401, the connecting shaft 501 is movably clamped in the limiting block 402, and after the rotating plate 5 is clamped in the clamping groove 401, the connecting rod 7 is fixedly connected with the connecting shaft 501 through threaded engagement, so that the rotating plate 5 can be assembled with the rotating shaft 4, and meanwhile, the rotating shaft 4 and the rotating plate 5 can be disassembled or overhauled conveniently.

In addition, as shown in fig. 9 and 10, the fixture block 6 is clamped in the limiting block 402, the inner end surface of the fixture block 6 is of an arc surface structure, the arc surface structure is attached to the outer end surface of the rotating plate 5, the length of the fixture block 6 is smaller than that of the inside of the protection cover 102, after the rotating plate 5 is clamped in the clamping groove 401, a gap is formed between the rotating plate 5 and the limiting block 402 by moving the rotating plate 5, the fixture block 6 is clamped in the gap between the rotating plate 5 and the limiting block 402, the rotating plate 5 is fixedly clamped with the rotating shaft 4, so that the connecting shaft 501 is fixedly connected with the connecting rod 7, and when the rotating shaft 4 drives the limiting block 402 and the fixture block 6 to rotate, the protection cover 102 can freely rotate and the axial position is fixed.

In addition, as shown in fig. 8, the outer end of the connecting rod 7 is provided with a screwing block 701, the screwing block 701 is of a hexagonal prism structure and is internally provided with a cross-shaped groove, the bottom of the connecting rod 7 and the bottom surface of the feed hopper 2 are provided with a protecting cover 102 through a bolt component, when the screwing block 701 uses an inner hexagonal fastener to screw, the connecting rod 7 can be fixedly connected with the connecting shaft 501, when an electric drill is used for screwing, a drill bit screw is inserted into the cross-shaped groove, the connecting rod 7 can also be fixedly connected with the connecting shaft 501, the two connecting modes enable a user to operate more flexibly, the applicability is stronger, the connecting rod 7 enables the rotating plate 5 to be fixedly connected with the rotating shaft 4 into a whole, and the rotating plate 5 can realize autorotation after flour sliding inside the feed hopper 2 is driven to rotate.

Specific use and action of the embodiment: in the present invention, the following components are used;

when the flour sliding in the feed hopper 2 pushes the rotating plate 5 to rotate, the rotating plate 5 pushes the movable sliding block 202 to move right, the movable pressing plate 3 is pushed to move right by a spring, when the rotating plate 5 stops rotating, the movable sliding block 202 is fixed in position and cannot push the movable pressing plate 3 to move right, the movable sliding block 202 is used for triggering an alarm controller, and therefore automatic alarm is achieved when the feed hopper 2 does not have flour feeding;

when the device main body 1 is installed at the side position of flour processing equipment, and the discharging position in the processing process is subjected to alarm monitoring, the sensor probe 9 is detected out through the control telescopic rod, the opening and closing door 101 is pushed to be opened simultaneously, whether the discharging position is normally discharged or not is monitored by the sensor probe 9, a signal is transmitted to a sensor through the sensor probe 9 when the discharging is abnormal, and then alarm processing is performed through the alarm controller, so that the abnormal discharging position is alarmed.

In the second embodiment, as shown in fig. 5 and 6, a guide rod 8101 is fixedly arranged at the right end of a fixing frame 81, a first anti-slip block 8102 is fixedly stuck below the right end surface of the fixing frame 81, a pull rod 8201 is arranged at the left end surface of a movable clamping rod 82, the pull rod 8201 penetrates through the inside of the fixing frame 81, the length of the pull rod 8201 is larger than that of the guide rod 8101, a clamping plate 8202 is arranged at the top of the movable clamping rod 82, the bottom surface of the clamping plate 8202 is clamped on the top surface of the fixing frame 81, the guide rod 8101 penetrates through the inside of the movable clamping rod 82, a second anti-slip block 8203 is fixedly stuck below the left end surface of the movable clamping rod 82, the second anti-slip block 8203 and the first anti-slip block 8102 are mutually staggered, the right end surface of the movable clamping rod 82 is fixedly connected with a spring sleeve rod 8204 through a bolt assembly, the outside of the spring sleeve rod 8204 is a spring, the inside is the loop bar structure, the right-hand member fixed connection of loop bar is on the left end face of device main part 1, when pushing pull rod 8201 right back synchronous drive removes clamp lever 82 and moves to the right, the spring and the loop bar structure of compression spring loop bar 8204, interval between mount 81 and the removal clamp lever 82 increase simultaneously, after unclamping pull rod 8201, promote through the spring and remove clamp lever 82 and reset, can install the side of flour processing equipment with device main part 1, carry out alarm monitoring to the ejection of compact department in the course of working, perhaps utilize the below antiskid structure position between mount 81 and the removal clamp lever 82, press from both sides device main part 1 to the feeder hopper 2 limit side of flour processing equipment, carry out alarm monitoring to the feeding department, utilize first antiskid piece 8102 and second antiskid piece 8203 to carry out anti-skidding to the clamping position, thereby consolidate clamping effect.

Claims (9)

1. An alarm device arranged on flour processing equipment is characterized by comprising a device main body (1), a feed hopper (2), a movable pressing plate (3), a rotating shaft (4), a rotating plate (5), a clamping block (6), a connecting rod (7), an installation piece (8) and a sensor probe (9); a chute (104) is arranged in the front end face and the top face of the device main body (1); a clamping plate (103) is connected with the inside of the sliding groove (104) in a sliding and clamping manner; the feeding hopper (2) is fixedly arranged on the right side of the inside of the device main body (1), and the bottom of the feeding hopper (2) is of a bucket type structure; the movable pressing plate (3) is movably clamped in the device main body (1) and on the right side of the bottom of the feed hopper (2); a clamping groove (401) is formed in the rotating shaft (4), and the rotating shaft (4) is movably clamped on the inner wall of the bottom of the feed hopper (2); the rotating plate (5) is clamped in the clamping groove (401), a connecting shaft (501) is fixedly arranged on the rotating plate (5), and threads are arranged on the outer wall of the connecting shaft (501); the clamping block (6) is clamped between the rotating plate (5) and the clamping groove (401); a threaded hole (702) is formed in one end of the connecting rod (7), and the interior of the threaded hole (702) is connected to the connecting shaft (501) through threaded engagement; the mounting piece (8) comprises a fixing frame (81) and a movable clamping rod (82), and the fixing frame (81) is fixedly mounted on the left outer wall of the device main body (1); one end of the sensor probe (9) is arranged in the device main body (1) through an electric control telescopic rod, and a sensor connected with the sensor probe (9) is electrically connected with the alarm controller.

2. An alarm device for mounting on flour-processing equipment as claimed in claim 1 wherein: the front end face of the device main body (1) is movably connected with an opening and closing door (101) through a shaft, the opening and closing door (101) forms a circular structure when being closed, the rear side of the opening and closing door (101) and the inside of the device main body (1) are of circular hole structures, a sensor probe (9) is installed in the circular hole, clamping strips (1031) are arranged on the left side and the right side of a clamping plate (103), and the clamping strips (1031) are clamped in a sliding groove (104).

3. An alarm device for mounting on flour-processing equipment as claimed in claim 1 wherein: the inside of feeder hopper (2) is fixed and is provided with stock guide (201), and stock guide (201) are heliciform structure and the open end of top surface is located the right side, and the bottom activity joint of feeder hopper (2) is provided with removes slider (202), and the left end upper and lower both sides of removing slider (202) are concave sphere structure respectively, and the left end laminating of removing slider (202) is at the border of rotating plate (5), and the right-hand member of removing slider (202) is connected to movable platen (3) through the spring.

4. An alarm device for mounting on flour-processing equipment as claimed in claim 1 wherein: the right end of the movable pressing plate (3) is provided with a touch switch (301), the touch switch (301) is electrically connected with an internal alarm controller arranged on the device main body (1), and a reset spring is arranged in the touch switch (301).

5. An alarm device for mounting on flour-processing equipment as claimed in claim 2, wherein: the end of pivot (4) is provided with stopper (402), and inside activity joint connecting axle (501) of stopper (402), stopper (402) activity joint are in the inside of feeder hopper (2), and safety cover (102) are installed through the bolt assembly to the bottom of stopper (402), the bottom surface of feeder hopper (2), and the one end that pivot (4) deviate from stopper (402) sets up the round hole structure, and the round hole is inside to be run through by connecting rod (7).

6. An alarm device for mounting on flour processing equipment as claimed in claim 5 wherein: the diameter size of the rotating plate (5) is larger than the length size of the clamping groove (401), and the connecting shaft (501) is movably clamped in the limiting block (402).

7. An alarm device for mounting on flour processing equipment as claimed in claim 6 wherein: the fixture block (6) is clamped in the limiting block (402), the inner end face of the fixture block (6) is of an arc surface structure, the arc surface structure is attached to the outer end face of the rotating plate (5), and the length of the fixture block (6) is smaller than that of the inside of the protective cover (102).

8. An alarm device for mounting on flour processing equipment as claimed in claim 5 wherein: the outer end of connecting rod (7) is provided with and screws up piece (701), screws up piece (701) and is hexagonal prism structure and inside be provided with cross recess, and safety cover (102) are installed through bolt assembly to the bottom of connecting rod (7), the bottom surface of feeder hopper (2).

9. An alarm device for mounting on flour-processing equipment as claimed in claim 1 wherein: the right-hand member of mount (81) is fixed to be provided with guide bar (8101), the right-hand member face below of mount (81) is fixed to be pasted and is had first non slipping spur (8102), the left end face of removal clamp bar (82) is provided with pull rod (8201), the inside of mount (81) is run through in pull rod (8201), and the length of pull rod (8201) is greater than the length of guide bar (8101), the top of removal clamp bar (82) is provided with cardboard (8202), the bottom surface joint of cardboard (8202) is at the top surface of mount (81), the inside of removal clamp bar (82) has guide bar (8101) to run through, the left end face below of removal clamp bar (82) is fixed to be pasted and is had second non slipping spur (8203), the right-hand member face of removal clamp bar (82) is through bolt assembly fixedly connected with spring sleeve rod (8204), the outside of spring sleeve rod (8204) is the sleeve rod structure, the inside is sleeve rod structure, the right-hand member fixed connection is on device (1).