CN214731949U

CN214731949U - Heavy plate-type feeder overload automatic protection device

Info

Publication number: CN214731949U
Application number: CN202120740035.4U
Authority: CN
Inventors: 范金华
Original assignee: Pinghu Hengli Machinery Co Ltd
Current assignee: Pinghu Hengli Machinery Co Ltd
Priority date: 2021-04-13
Filing date: 2021-04-13
Publication date: 2021-11-16
Anticipated expiration: 2031-04-13

Abstract

The utility model belongs to the technical field of feeding machines, in particular to an overload automatic protection device of a heavy plate type feeding machine, which comprises a support frame, wherein a driving wheel and a driven wheel are sequentially arranged in the support frame from left to right, a conveying belt is movably sleeved on the outer side wall of the driving wheel and the driven wheel, the front side wall and the rear side wall of the conveying belt are respectively provided with a protection plate, two fixed rods which are distributed from left to right are fixedly arranged on the opposite side of the protection plates, so that the conveying belt can be supported by a plurality of auxiliary wheels, the effect of reducing the pressure of conveying materials of the conveying belt is achieved, the conveying belt is protected, the pressure of an elastic rubber pad is detected by a pressure sensor, if the pressure of the elastic rubber pad is detected to be larger than a set range, the conveying belt is in an overload state, a controller starts a horn sound, thereby reminding workers of reducing the quantity of the conveying materials, the overload operation of the conveying belt is avoided, the effect of protecting the feeding machine is achieved, and the service life of the feeding machine is prolonged.

Description

Heavy plate-type feeder overload automatic protection device

Technical Field

The utility model relates to a feeding machine technical field, concretely relates to heavy board-like feeding machine overload automatic safety device.

Background

The plate type feeding machine is one of continuous material conveying machines, is used for continuously and uniformly distributing and transferring materials to a crusher, a conveyor or other working machines along the horizontal direction or the inclined direction, is suitable for loose, blocky and large-volume feeding processes in production lines of large and medium-sized cement plants, can convey large blocks, and can reliably work in high-temperature, high-humidity and severe environments.

When the existing heavy plate type feeding machine is used, as the heavy plate type feeding machine is often used for conveying objects with larger weight, the overload condition is easy to occur, the pressure born by the conveying belt is too high, the conveying belt is excessively abraded, and the service life of the machine is influenced when the machine is used under the overload condition for a long time, so that the overload automatic protection device of the heavy plate type feeding machine is necessary to be provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

For solving the problem that provides in the above-mentioned background art, the utility model provides a heavy plate-type feeding machine overload automatic safety device has the pressure that alleviates conveyer belt transported substance material, protects the conveyer belt, and through the pressure that detects resilient rubber pad through pressure sensor, reminds the staff to alleviate the volume of transported substance material, avoids the conveyer belt overload operation, reaches the characteristics of carrying out the protection with the feeding machine.

In order to achieve the above object, the utility model provides a following technical scheme: an overload automatic protection device of a heavy plate type feeding machine comprises a support frame, wherein a driving wheel and a driven wheel are sequentially arranged in the support frame from left to right, a conveying belt is movably sleeved on the outer side walls of the driving wheel and the driven wheel, protection plates are respectively arranged on the front side wall and the rear side wall of the conveying belt, two fixing rods distributed left and right are respectively and fixedly arranged on one side of the back of the two protection plates, the bottom end surfaces of the four fixing rods are respectively and fixedly arranged on the front side and the rear side of the upper end surface of the support frame, a controller and a loudspeaker are sequentially and fixedly arranged in the middle of the front end surface of the front protection plate from left to right, a fixed frame is arranged between the driving wheel and the driven wheel, a plurality of auxiliary wheels distributed uniformly are arranged in the fixed frame, the outer side walls of the auxiliary wheels are attached and connected with the inner side walls of the conveying belt, and a plurality of supporting rods distributed uniformly are fixedly connected with the bottom end surfaces of the fixed frame, it is a plurality of the spring has all been cup jointed in the activity to the lateral wall of bracing piece, and is a plurality of the bottom fixedly connected with backup pad of spring, the up end of backup pad runs through and has seted up a plurality of buffering holes, and is a plurality of the bottom of bracing piece passes a plurality of buffering holes respectively and extends to the bottom and the fixedly connected with connecting plate of backup pad, the middle part fixedly connected with movable plate of connecting plate bottom face, the below of connecting plate is provided with the install bin, both ends face fixed connection around backup pad and the install bin inside with the support frame respectively, the inside bottom face fixed mounting of install bin has pressure sensor.

Avoid pressure sensor to damage in order to slow down the movable plate to pressure sensor's impact force, conduct the utility model relates to a heavy plate-type feeding machine overload automatic safety device is preferred, the up end of install bin runs through and has seted up the through-hole, the bottom of movable plate is passed the through-hole and is extended to the inside and the fixed mounting of install bin and have the elastic rubber pad.

Carry the material in order to make the conveyer belt rotate, conduct the utility model relates to a heavy board-like feeding machine overload automatic safety device is preferred, the left end fixed mounting of terminal surface has the motor before the support frame, the output of motor run through the support frame the preceding terminal surface and with the pivot fixed connection of action wheel.

In the movable plate removes to the install bin for the convenience of pushing down, conduct the utility model relates to a heavy plate-type feeding machine overload automatic safety device is preferred, the connecting plate is "V" type.

In order to make the device degree of automation high, conduct the utility model relates to a heavy board-like feeding machine overload automatic safety device is preferred, the controller respectively with motor, loudspeaker and pressure sensor electric connection.

In order to increase the stability of support frame, as the utility model relates to a heavy plate-type feeding machine overload automatic safety device is preferred, the bottom face fixed mounting of support frame has four landing legs.

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

1. the overload automatic protection device of the heavy plate type feeding machine is started to operate, the driving wheel drives the conveying belt and the driven wheel to rotate by starting the motor, the conveying belt is driven to rotate to convey materials, the conveying belt is supported by the auxiliary wheels, and the auxiliary wheels assist the conveying belt to rotate, so that the effect of reducing the pressure of the conveying belt for conveying the materials can be achieved;

2. when the material conveyed on the conveying belt is overweight, the auxiliary wheels press the fixing frame downwards under the pressure of the conveying belt to promote the fixing frame and the supporting rods to move downwards so as to compress the springs, the springs can play a role in buffering the pressure of the fixing frame, the supporting rods drive the connecting plate to move downwards when moving downwards to promote the elastic rubber pad pressed downwards by the moving plate to be contacted with the pressure sensor, the elastic rubber pad can play a role in slowing down the impact force of the moving plate to prevent the moving plate from impacting on the pressure sensor, the pressure sensor detects the pressure of the elastic rubber pad and sends a signal to the controller, and the controller starts the horn to sound and controls the motor to stop running if the pressure sensor detects that the pressure of the elastic rubber pad is greater than a set range, the conveying belt is indicated to be in an overload state, so that the working personnel is reminded to reduce the amount of conveyed materials, the overload operation of the conveying belt is avoided, the effect of protecting the feeding machine is achieved, and the service life of the feeding machine is prolonged;

to sum up, this kind of heavy plate-type feeding machine overload automatic safety device supports the conveyer belt through making a plurality of auxiliary wheels, thereby can play the effect that alleviates conveyer belt transported material pressure, protect the conveyer belt, detect the pressure of elastic rubber pad through pressure sensor, if the pressure that detects elastic rubber pad is greater than when the scope of settlement, the conveyer belt is in overload state, the controller starts loudspeaker and makes a sound, thereby remind the staff to alleviate the volume of transported material, avoid the conveyer belt overload operation, reach the effect of carrying out the protection with the feeding machine, the life of feeding machine has been prolonged.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

In the drawings:

FIG. 1 is a structural diagram of an overload automatic protection device of a heavy plate type feeding machine of the present invention;

FIG. 2 is an internal cross-sectional view of the support frame of FIG. 1 according to the present invention;

fig. 3 is a partial top view structural diagram of fig. 2 in accordance with the present invention;

fig. 4 is a perspective view of the auxiliary wheel of fig. 2 according to the present invention.

In the figure, 1, a support frame; 101. a support leg; 2. a driving wheel; 201. a driven wheel; 202. a conveyor belt; 203. A motor; 3. fixing the rod; 301. a protection plate; 302. a controller; 303. a horn; 4. a fixing frame; 401. An auxiliary wheel; 5. a support bar; 501. a spring; 6. a support plate; 601. a buffer hole; 7. a connecting plate; 701. Moving the plate; 702. an elastic rubber pad; 8. installing a box; 801. a through hole; 802. a pressure sensor.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. In addition, in the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1-4, the present invention provides the following technical solutions: an overload automatic protection device of a heavy plate type feeder comprises a support frame 1, a driving wheel 2 and a driven wheel 201 are sequentially arranged in the support frame 1 from left to right, a conveying belt 202 is movably sleeved on the outer side wall of the driving wheel 2 and the driven wheel 201, protection plates 301 are respectively arranged on the front side wall and the rear side wall of the conveying belt 202, two fixing rods 3 which are distributed left and right are respectively and fixedly arranged on the opposite sides of the two protection plates 301, the bottom end surfaces of the four fixing rods 3 are respectively and fixedly arranged on the front side and the rear side of the upper end surface of the support frame 1, a controller 302 and a loudspeaker 303 are sequentially and fixedly arranged in the middle of the front end surface of the front protection plate 301 from left to right, a fixed frame 4 is arranged between the driving wheel 2 and the driven wheel 201, a plurality of auxiliary wheels 401 which are uniformly distributed are arranged in the fixed frame 4, the outer side walls of the plurality of auxiliary wheels 401 are connected with the inner side wall of the conveying belt 202 in a fit manner, and a plurality of supporting rods 5 which are uniformly distributed are fixedly connected with the bottom end surface of the fixed frame 4, spring 501 has been cup jointed in the equal activity of lateral wall of a plurality of bracing pieces 5, the bottom fixedly connected with backup pad 6 of a plurality of springs 501, a plurality of buffer holes 601 have been seted up in running through to the up end of backup pad 6, a plurality of buffer holes 601 are passed respectively and extend to bottom and the fixedly connected with connecting plate 7 of backup pad 6 in the bottom of a plurality of bracing pieces 5, the middle part fixedly connected with movable plate 701 of connecting plate 7 bottom face, the below of connecting plate 7 is provided with install bin 8, both ends face fixed connection around backup pad 6 and install bin 8 respectively with support frame 1 inside around, install bin 8's inside bottom face fixed mounting has pressure sensor 802.

In this embodiment: by starting the motor 203, the driving wheel 2 drives the conveyer belt 202 and the driven wheel 201 to rotate, so that the conveyer belt 202 rotates to convey materials, the plurality of auxiliary wheels 401 support the conveyer belt 202, so that the auxiliary wheels 401 assist the conveyer belt 202 to rotate, thereby achieving the effect of reducing the pressure of the conveyer belt 202 for conveying the materials, when the materials conveyed on the conveyer belt 202 are overweight, the plurality of auxiliary wheels 401 press the fixed frame 4 downwards under the pressure of the conveyer belt 202, so that the fixed frame 4 and the plurality of support rods 5 move downwards, and further compress the plurality of springs 501, the plurality of springs 501 can play a role of buffering the pressure of the fixed frame 4, when the plurality of support rods 5 move downwards, the connecting plate 7 is driven to move downwards, so that the pressing elastic rubber pads 702 are in contact with the pressure sensor 802, and the pressing elastic rubber pads 702 can play a role of reducing the impact force of the moving plate 701, avoid moving plate 701 direct striking on pressure sensor 802, detect the pressure of elastic rubber pad 702 through pressure sensor 802, and with signal transmission to controller 302, through the scope value that sets up pressure on controller 302, if pressure sensor 802 detects when the pressure of elastic rubber pad 702 is greater than the scope of settlement, controller 302 starts loudspeaker 303 and sounds, and simultaneous control motor 203 stall, show that conveyer belt 202 is in overload state, thereby remind the staff to alleviate the volume of carrying the material, avoid conveyer belt 202 overload operation, reach the effect of carrying out the protection with the feeder, the life of feeder has been prolonged, two guard plates 301 can play the effect of blockking the material, avoid the material to drop from conveyer belt 202 in transportation.

As a technical optimization scheme of the utility model, the up end of install bin 8 runs through and has seted up through-hole 801, and through-hole 801 is passed and extend to the inside and the fixed mounting of install bin 8 to the bottom of movable plate 701 has elastic rubber pad 702.

In this embodiment: by extending the moving plate 701 into the installation box 8, the moving plate 701 is convenient to push the elastic rubber pad 702 to contact with the pressure sensor 802, the impact force of the moving plate 701 on the pressure sensor 802 can be relieved by the elastic rubber pad 702, and the pressure sensor 802 is prevented from being damaged.

As a technical optimization scheme of the utility model, the left end fixed mounting of terminal surface has motor 203 before support frame 1, the output of motor 203 run through support frame 1 the preceding terminal surface and with action wheel 2's pivot fixed connection.

In this embodiment: by starting the motor 203, the driving wheel 2 drives the conveying belt 202 and the driven wheel 201 to rotate, so that the conveying belt 202 rotates to convey the material.

As a technical optimization scheme of the utility model, the connecting plate 7 is "V" type.

In this embodiment: be "V" type through setting up connecting plate 7 for both ends about the middle part of connecting plate 7 is less than, make connecting plate 7 atress back push down movable plate 701, be convenient for movable plate 701 remove to the install bin 8 in.

As a technical optimization scheme of the utility model, controller 302 respectively with motor 203, loudspeaker 303 and pressure sensor 802 electric connection.

In this embodiment: the controller 302 controls each component to work, so that the device has high automation degree.

As a technical optimization scheme of the utility model, the bottom face fixed mounting of support frame 1 has four landing legs 101.

In this embodiment: by installing the four legs 101, the four legs 101 stably support the support frame 1, and the stability of the support frame 1 is increased.

The utility model discloses a theory of operation and use flow: firstly, the device is started to operate, the driving wheel 2 drives the conveying belt 202 and the driven wheel 201 to rotate by starting the motor 203, so that the conveying belt 202 rotates to convey materials, the auxiliary wheels 401 support the conveying belt 202 to assist the conveying belt 202 to rotate, so that the effect of reducing the pressure of the conveying belt 202 for conveying the materials can be achieved, when the materials conveyed on the conveying belt 202 are overweight, the auxiliary wheels 401 press the fixed frame 4 downwards after receiving the pressure of the conveying belt 202, so that the fixed frame 4 and the support rods 5 move downwards, and the springs 501 are compressed, the springs 501 can play a role of buffering the pressure of the fixed frame 4, when the support rods 5 move downwards, the connecting plate 7 is driven to move downwards, so that the movable plate 701 presses the elastic rubber pad 702 to be contacted with the pressure sensor 802, and the elastic rubber pad 702 can play a role of reducing the impact force of the movable plate 701, avoid moving plate 701 direct striking on pressure sensor 802, detect the pressure of elastic rubber pad 702 through pressure sensor 802, and with signal transmission to controller 302, through the scope value that sets up pressure on controller 302, if pressure sensor 802 detects when the pressure of elastic rubber pad 702 is greater than the scope of settlement, controller 302 starts loudspeaker 303 and sounds, and simultaneous control motor 203 stall, show that conveyer belt 202 is in overload state, thereby remind the staff to alleviate the volume of carrying the material, avoid conveyer belt 202 overload operation, reach the effect of carrying out the protection with the feeder, the life of feeder has been prolonged, two guard plates 301 can play the effect of blockking the material, avoid the material to drop from conveyer belt 202 in transportation.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a heavy plate-type feeding machine overload automatic safety device, includes support frame (1), its characterized in that: the inner part of the support frame (1) is sequentially provided with a driving wheel (2) and a driven wheel (201) from left to right, the driving wheel (2) and the outer side wall of the driven wheel (201) are movably sleeved with a conveying belt (202), both the front side wall and the rear side wall of the conveying belt (202) are provided with guard plates (301), two side walls of the guard plates (301) back to back are respectively and fixedly provided with two fixed rods (3) distributed left and right, the bottom end surfaces of the four fixed rods (3) are respectively and fixedly arranged on the front side and the rear side of the upper end surface of the support frame (1), the middle part of the front end surface of the front guard plate (301) is sequentially and fixedly provided with a controller (302) and a loudspeaker (303) from left to right, a fixed frame (4) is arranged between the driving wheel (2) and the driven wheel (201), the inner part of the fixed frame (4) is provided with a plurality of uniformly distributed auxiliary wheels (401), and the outer side wall of the auxiliary wheels (401) is connected with the inner side wall of the conveying belt (202), the bottom end surface of the fixed frame (4) is fixedly connected with a plurality of uniformly distributed support rods (5), the outer side walls of the plurality of support rods (5) are movably sleeved with springs (501), the bottoms of the plurality of springs (501) are fixedly connected with supporting plates (6), a plurality of buffer holes (601) are formed in the upper end face of the supporting plate (6) in a penetrating mode, the bottoms of the supporting rods (5) penetrate through the buffer holes (601) respectively, extend to the bottom of the supporting plate (6) and are fixedly connected with connecting plates (7), the middle part of the bottom end surface of the connecting plate (7) is fixedly connected with a moving plate (701), an installation box (8) is arranged below the connecting plate (7), the front end surface and the rear end surface of the supporting plate (6) and the installation box (8) are respectively and fixedly connected with the front end surface and the rear end surface inside the supporting frame (1), and a pressure sensor (802) is fixedly arranged on the bottom end face of the inner part of the installation box (8).

2. The automatic overload protection device for the heavy plate type feeder according to claim 1, wherein: the upper end face of the installation box (8) is provided with a through hole (801) in a penetrating mode, the bottom of the moving plate (701) penetrates through the through hole (801) and extends to the inside of the installation box (8), and an elastic rubber pad (702) is fixedly installed on the bottom of the moving plate.

3. The automatic overload protection device for the heavy plate type feeder according to claim 1, wherein: the left end fixed mounting of terminal surface has motor (203) before support frame (1), the output of motor (203) run through the preceding terminal surface of support frame (1) and with the pivot fixed connection of action wheel (2).

4. The automatic overload protection device for the heavy plate type feeder according to claim 1, wherein: the connecting plate (7) is V-shaped.

5. The automatic overload protection device for the heavy plate type feeder according to claim 3, wherein: the controller (302) is respectively electrically connected with the motor (203), the loudspeaker (303) and the pressure sensor (802).

6. The automatic overload protection device for the heavy plate type feeder according to claim 1, wherein: four supporting legs (101) are fixedly mounted on the bottom end face of the supporting frame (1).