CN214778853U

CN214778853U - Belt conveyor head pulley putty alarm device

Info

Publication number: CN214778853U
Application number: CN202121122195.9U
Authority: CN
Inventors: 沈宝明; 戴恂; 崔杰; 李涛; 沈留灌; 朱国华; 张东; 黄青松
Original assignee: Jiangsu Hengshan Nanfang Cement Co ltd
Current assignee: Jiangsu Hengshan Nanfang Cement Co ltd
Priority date: 2021-05-24
Filing date: 2021-05-24
Publication date: 2021-11-19
Anticipated expiration: 2031-05-24

Abstract

The utility model belongs to the technical field of band conveyer and specifically relates to a belt feeder head pulley putty alarm device is related to, and it includes the device body, and the device body is including the head pulley protection casing that is located the conveyor belt feed end, the device body still includes determine module and alarm bell, determine module includes pick-up plate and putty inductor, the pick-up plate rotates and sets up in the head pulley protection casing, the putty inductor is used for responding to the rotation condition of pick-up plate, the alarm bell is connected with the putty inductor electricity, its switching is controlled by the putty inductor to the alarm bell. This application has the staff of being convenient for in time makes the adjustment when the putty, makes conveyor belt and equipment be difficult for breaking down to the effect of the problem of the transport of the material of being convenient for.

Description

Belt conveyor head pulley putty alarm device

Technical Field

The application relates to the field of belt conveyors, in particular to a material blockage alarm device for a head pulley of a belt conveyor.

Background

The belt conveyer is a conveying device commonly used in industrial production, mainly comprises a frame, a conveying belt, a belt conveyor head wheel protective cover, a transmission device and the like, and is a conveying system for conveying materials. The single conveying or the multiple-station cooperative conveying can be carried out according to the conveying process requirement. And can be horizontally arranged or obliquely arranged according to the requirements of the conveying process.

In order to solve the above problems, the inventor considers that when materials are conveyed on a conveying belt, once the materials are blocked in the conveying process, the materials are gradually accumulated to the head pulley of the belt conveyor to block the head pulley of the belt conveyor, and if the materials cannot be adjusted in time, the operation of the conveying belt is easily hindered, even equipment faults are caused, and the conveying of the materials is inconvenient.

SUMMERY OF THE UTILITY MODEL

In case the material takes place to block up in transportation process in order to improve, the material will pile up gradually to belt aircraft nose wheel department, causes belt aircraft nose wheel to block up, if can not in time make the adjustment, easily hinders conveyor belt's operation and leads to equipment trouble even, the problem of the transport of the material of not being convenient for, this application provides a belt conveyor nose wheel putty alarm device.

The application provides a pair of belt conveyor head pulley putty alarm device adopts following technical scheme:

the utility model provides a belt feeder head pulley putty alarm device, includes the device body, and the device body is including the head pulley protection casing that is located the conveyor belt feed end, the device body still includes determine module and alarm bell, determine module includes pick-up plate and putty inductor, the pick-up plate rotates and sets up in the head pulley protection casing, the putty inductor is used for responding to the rotation condition of pick-up plate, the alarm bell is connected with the putty inductor electricity, its switching is controlled by the putty inductor to the alarm bell.

Through adopting above-mentioned technical scheme, during the putty, the material is piled up to conveyor belt's feed end to get into in the aircraft nose wheel protection casing. And the detecting plate is rotatably installed in the head wheel protective cover, and after the materials enter the head wheel protective cover, the detecting plate stops rotating under the interference of the materials along with the gradual accumulation of the materials in the head wheel protective cover. At the moment, the blockage sensor senses that the detection plate stops rotating and converts the blockage into an electric signal to be transmitted to the alarm bell, and the alarm bell rings to give an alarm. Can install the alarm bell in the control room at staff's place according to actual conditions to in time inform the staff and make the adjustment, make conveyor belt and equipment be difficult for equipment trouble, thereby be convenient for the transport of material.

Optionally, the detection plate is provided with a plurality of detection plates, and the plurality of detection plates are arranged in parallel in the horizontal direction.

Through adopting above-mentioned technical scheme, because the material is at the in-process that gets into the aircraft nose wheel protection casing, has the condition of getting into to one of them side earlier, if the pick-up plate just sets up in the material and gets into the opposite side of one side earlier, then can only when the material stretchs to one side at pick-up plate place, the pick-up plate just can stall and report to the police. And it is uncertain that the material gets into first from which side, if the material gets into the aircraft nose wheel protection casing from the left side earlier, the pick-up plate sets up on the right side, then increased from putty to the time of reporting to the police. And whether putty in this application is detected to the setting of detecting plate in time to shorten the time from putty to reporting to the police, be convenient for more in time inform the staff and make the adjustment.

Optionally, the device body further comprises a driving assembly, and the driving assembly comprises a rotating motor and a transmission gear which are arranged outside the nose wheel protective cover;

the rotating motor is fixedly arranged on the engine head wheel protective cover, the transmission gear comprises a driving gear and driven gears, and each driving gear is meshed with a plurality of driven gears; the driving gear is connected with a rotating shaft of the rotating motor, and the driven gear is connected with the detection plate.

Through adopting above-mentioned technical scheme, rotate the motor drive driving gear and rotate, the driving gear drives driven gear and rotates, and then drives the pick-up plate and rotates. Because every driving gear and a plurality of driven gear meshing, consequently a driving gear alright drive a plurality of driven gear and rotate, be convenient for reduce the quantity of rotating the motor to be convenient for save installation space and energy consumption.

Optionally, an induction switch is arranged on the nose wheel protective cover, the induction switch can also sense the rotation condition of the detection plate, and the induction switch is electrically connected with the rotating motor and used for controlling the rotating motor to be turned on or turned off.

Through adopting above-mentioned technical scheme, if pick-up plate stall during putty, and the rotation motor still continues to rotate, easily leads to the rotation motor to damage. Whether the detection plate stall can be detected in inductive switch's setting, when inductive switch detected the detection plate stall, the rotation motor was closed to prevent to rotate the motor and damage.

Optionally, a connecting rod is arranged between the driven gear and the detection plate, and the driven gear is connected with the detection plate through the connecting rod; the connecting rod includes two and half poles, and two and half poles are close to one end threaded connection each other, and two and half poles one end of keeping away from each other are connected with pick-up plate and driven gear respectively.

By adopting the technical scheme, if the induction switch fails to detect the stop rotation of the rotating plate in time, the rotating motor is not easy to automatically close and is still easy to damage. And through the setting of connecting rod, when the pick-up plate stall, half pole that is connected with the pick-up plate is fixed for half pole with driven gear is connected, and the driving gear drives driven gear and rotates, breaks away from half pole with driven gear is connected with the pick-up plate until half pole with driven gear is connected, and two half pole disconnection threaded connection. The rotating motor can still normally rotate at the moment, the rotating motor is further not easy to damage, and the reliability that the motor is not easy to damage is improved.

Optionally, the diameter of the driving gear is larger than that of the driven gear.

Through adopting above-mentioned technical scheme, the driving gear rotates the round, and driven gear is rotatable many rings. Under the condition of ensuring the rotating speed of the detection plate to be constant, the rotating speed of the rotating motor can be reduced, thereby being convenient for energy conservation.

Optionally, a motor protective cover is arranged on the nose wheel protective cover, the motor protective cover is arranged on the rotating motor and the transmission gear, and an opening and closing door is arranged on the motor protective cover.

Through adopting above-mentioned technical scheme, the motor protection casing can protect rotating electrical machines, and is difficult for making the staff mistake touch drive gear, has improved job site's security. Because be equipped with the shutter on the motor protection casing, when two half pole disconnection threaded connection, the staff accomplishes the back with the putty condition adjustment, can open the shutter and with two half pole threaded connection again, continue to carry out the putty and detect. Meanwhile, the opening and closing door is convenient for the maintenance of the rotating motor and the transmission gear.

Optionally, the detection plate is provided with a plurality of weight-reducing through grooves.

Through adopting above-mentioned technical scheme, subtract the weight that the setting of heavy groove can reduce the pick-up plate to the pick-up plate of being convenient for rotates. Meanwhile, the material consumption of the detection plate is reduced, and the cost is saved.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when materials enter the head wheel protective cover, the detection plate stops rotating under the interference of the materials, the blocking sensor senses that the detection plate stops rotating and controls the alarm to ring, and workers are timely informed of adjustment, so that the conveying belt and equipment are not prone to equipment failure, and the materials are conveyed conveniently;

2. the rotating motor drives the driving gears to rotate, each driving gear drives the driven gears to rotate, and then the detection plates are driven to rotate, so that the number of the rotating motors is reduced, and the installation space and the energy consumption are saved;

3. when the detection plate stop rotating, the half rod connected with the detection plate is fixed relative to the half rod connected with the driven gear, the driving gear drives the driven gear to rotate until the half rod connected with the driven gear is separated from the half rod connected with the detection plate, the two half rods are disconnected with threads, the rotating motor can still normally rotate at the moment, and the rotating motor is not easy to damage.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 2 is a schematic view of the internal structure of the head wheel shield in the embodiment of the present application.

Fig. 3 is a schematic structural diagram for showing a connection relationship of half rods in the embodiment of the present application.

Description of reference numerals: 1. a device body; 2. a nose wheel shield; 21. a rotating door; 22. mounting a rod; 221. an inductive switch; 23. mounting a plate; 3. a detection component; 31. detecting a plate; 311. a weight-reducing through groove; 32. a plugging sensor; 4. a drive assembly; 41. rotating the motor; 42. a transmission gear; 421. a driving gear; 422. a driven gear; 5. a conveyor belt; 6. a connecting rod; 61. a half bar; 62. a limiting ring; 7. a slide bar; 8. mounting blocks; 9. a motor protective cover; 91. the door is opened and closed.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses conveyor belt head pulley putty alarm device. Referring to fig. 1 and 2, the belt conveyor head pulley blockage warning device comprises a device body 1, wherein the device body 1 comprises a head pulley protective cover 2, a detection assembly 3, an alarm bell (not shown in the figure) and a driving assembly 4. The head pulley protective cover 2 is fixedly arranged at the feed end of the conveying belt 5, and the upper side of the head pulley protective cover 2 is hinged with a rotating door 21 through a hinge.

Referring to fig. 2 and 3, the sensing unit 3 includes a sensing plate 31 and a jam sensor 32, the sensing plate 31 is rotatably installed in the head wheel shield 2 by the driving unit 4, and a rotation axis of the sensing plate 31 is parallel to a length direction of the conveyor belt 5. The blocking sensor 32 is used for detecting whether the detection plate 31 rotates or not and is electrically connected with the alarm bell to control the opening and closing of the alarm bell. When the detection plate 31 stops rotating, an alarm ring is sounded. The alarm bell is installed in the control room that the staff was located, is convenient for in time inform the staff to make the adjustment.

Referring to fig. 2 and 3, the detection plates 31 are horizontally arranged in parallel, in the embodiment, two detection plates 31 are arranged, the two detection plates 31 are respectively positioned at two sides in the head wheel protective cover 2, and the distances between the two detection plates 31 and the conveying belt 5 are equal. The two detection plates 31 have a synergistic effect, so that whether material blockage occurs or not can be detected conveniently and timely, and the time from material blockage to alarming is shortened. Each detection plate 31 is provided with two weight-reducing through grooves 311 in parallel, the two weight-reducing through grooves 311 are in parallel in the width direction of the detection plate 31, and the weight-reducing through grooves 311 are used for reducing the material consumption of the detection plate 31, so that the rotation of the rotating plate is facilitated, and the cost is reduced. Two installation rods 22 of fixedly connected with are kept away from on conveyor belt 5's the inside wall to aircraft nose wheel protection casing 2, and two installation rods 22 are located two pick-up plates 31 directly over respectively, and putty inductor 32 installs two, and two putty inductors 32 are fixed mounting in the one end that conveyor belt 5 is close to in the bottom surface of two installation rods 22 respectively, and putty inductor 32 is located pick-up plate 31 directly over.

Referring to fig. 2 and 3, a mounting plate 23 is fixedly connected to the side of the head pulley guard 2 away from the conveyor belt 5, and the driving assembly 4 includes a rotating motor 41 and a transmission gear 42. The rotating motor 41 is fixedly installed on the top surface of the mounting plate 23 with the rotating shaft of the rotating motor 41 facing the head gear guard 2. The transmission gear 42 comprises a driving gear 421 and a driven gear 422, and the driving gear 421 is fixedly connected with the rotating shaft of the rotating motor 41; two driven gears 421 are installed, and the two driven gears 422 are respectively located at two sides of the driving gear 421 and are both meshed with the driving gear 421. A connecting rod 6 is installed between the driven gear 422 and the detection plate 31, and the driven gear 422 is connected to the detection plate 31 through the connecting rod 6. The rotation motor 41 rotates the driving gear 421, so as to rotate the driven gear 422, and further rotate the detection plate 31. One rotating motor 41 simultaneously drives the two detection plates 31 to rotate, so that the number of the rotating motors 41 is reduced, and the installation space is saved.

Referring to fig. 2 and 3, an inductive switch 221 is further disposed on the bottom surface of the mounting rod 22, the inductive switch 221 is adjacent to the blocking sensor 32, the inductive switch 221 is closer to the rotating motor 41 than the blocking sensor 32, the inductive switch 221 can also sense the rotation of the detection plate 31, and the inductive switch 221 is electrically connected to the rotating motor 41 for controlling the opening and closing of the rotating motor 41. When any one of the detection plates 31 stops rotating, the induction switch 221 controls the rotating motor 41 to be turned off, and the rotating motor 41 is prevented from being damaged. The connecting rod 6 comprises two half rods 61 which are coaxially arranged, one ends of the two half rods 61 which are close to each other are in threaded connection, the other ends of the two half rods 61 are respectively connected with the driven gear 422 and the detection plate 31, and one half rod 61 connected with the detection plate 31 penetrates through the side wall of the nose wheel protective cover 2 which is close to the rotating motor 41. The driven gear 422 rotates in the same direction as the screw threads on the half-rod 61 are unscrewed. When the detection plate 31 stops rotating, if the sensing switch 221 fails and the rotating motor 41 is not controlled to be turned off, the driving gear 421 continues to drive the driven gear 422 to rotate until the two half rods 61 are disconnected from the threads. At this time, the rotating motor 41 can still normally rotate, and the reliability that the rotating motor 41 is not easily damaged is increased.

Referring to fig. 2 and 3, a mounting block 8 is fixedly connected to the top surface of the mounting plate 23, a sliding rod 7 is fixedly connected to the side of the driven gear 422 away from the connecting rod 6, and the sliding rod 7 passes through the mounting block 8. Every slide bar 7 goes up the cover and is equipped with two spacing rings 62, and the inner wall of spacing ring 62 and the all lateral walls fixed connection of slide bar 7, two spacing rings 62 on the same slide bar 7 are located the both sides of installation piece 8 respectively. When the two half rods 61 are disconnected with each other through threads, the sliding rod 7 slides on the mounting block 8, and the limiting ring 62 limits the sliding rod 7 on the mounting block 8, so that the driven wheel is limited on the mounting block 8, and the driven gear 422 is not prone to falling.

Referring to fig. 1 and 2, the motor protective cover 9 is arranged on the nose wheel protective cover 2, the mounting plate 23, the rotating motor 41 and the transmission gear 42 are all located in the motor protective cover 9, and the motor protective cover 9 protects the rotating motor 41 on one hand and enables workers not to touch the transmission gear 42 easily by mistake on the other hand, so that the safety of a working site is improved. The motor protective cover 9 is hinged with an opening and closing door 91 through a hinge, and a handle is fixedly connected to the top surface of the opening and closing door 91. The staff dredges the back with the putty, and through opening the sliding door 91 with two half pole 61 threaded connection again, continue to carry out the putty and detect. Meanwhile, when the rotating motor 41 and the transmission gear 42 need to be overhauled, the opening and closing door 91 can be opened for operation.

The implementation principle of the belt conveyor head pulley putty alarm device in the embodiment of the application is as follows: when the material is blocked, the material is piled up to the feeding end of the conveying belt 5 and then enters the head pulley protective cover 2. The detection plate 31 stops rotating under the interference of the material. At this moment, the blocking sensor 32 senses that the detection plate 31 stops rotating, the alarm bell is turned on, the alarm is given, and the worker is timely informed to make adjustment, so that the conveying belt 5 and the equipment are not prone to equipment failure. Meanwhile, the inductive switch 221 controls the rotating motor 41 to be turned off, preventing the rotating motor 41 from being damaged. If the induction switch 221 fails and the rotating motor 41 is not controlled to be turned off, the driving gear 421 continues to drive the driven gear 422 to rotate until the two half rods 61 are disconnected from the thread, so that the rotating motor 41 can still normally rotate, and the reliability that the rotating motor 41 is not easy to damage is increased.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a belt feeder head pulley putty alarm device, includes device body (1), and device body (1) is including being located head pulley protection casing (2) of conveyor belt (5) feed end, its characterized in that: the device body (1) further comprises a detection component (3) and an alarm bell, the detection component (3) comprises a detection plate (31) and a blocking inductor (32), the detection plate (31) is rotatably arranged in the nose wheel protective cover (2), the blocking inductor (32) is used for sensing the rotation condition of the detection plate (31), the alarm bell is electrically connected with the blocking inductor (32), and the alarm bell is controlled to be opened and closed by the blocking inductor (32).

2. The device of claim 1, wherein the device is characterized in that: the detection plate (31) is provided with a plurality of detection plates (31), and the detection plates (31) are arranged in parallel in the horizontal direction.

3. The device of claim 2, wherein the device is characterized in that: the device body (1) further comprises a driving assembly (4), wherein the driving assembly (4) comprises a rotating motor (41) and a transmission gear (42) which are arranged outside the nose wheel protective cover (2);

the rotating motor (41) is fixedly arranged on the engine head wheel protective cover (2), the transmission gear (42) comprises a driving gear (421) and driven gears (422), and each driving gear (421) is meshed with a plurality of driven gears (422); the driving gear (421) is connected with a rotating shaft of the rotating motor (41), and the driven gear (422) is connected with the detection plate (31).

4. The device of claim 3, wherein the device is characterized in that: the aircraft nose wheel protection casing (2) is provided with an induction switch (221), the induction switch (221) can also sense the rotation condition of the detection plate (31), and the induction switch (221) is electrically connected with the rotating motor (41) and used for controlling the opening and closing of the rotating motor (41).

5. The device of claim 4, wherein the device is characterized in that: a connecting rod (6) is arranged between the driven gear (422) and the detection plate (31), and the driven gear (422) is connected with the detection plate (31) through the connecting rod (6); the connecting rod (6) comprises two half rods (61), one ends of the two half rods (61) close to each other are in threaded connection, and one ends of the two half rods (61) far away from each other are respectively connected with the detection plate (31) and the driven gear (422).

6. The device of claim 3, wherein the device is characterized in that: the diameter of the driving gear (421) is larger than that of the driven gear (422).

7. The device of claim 3, wherein the device is characterized in that: be equipped with motor protection casing (9) on aircraft nose wheel protection casing (2), motor protection casing (9) cover is located and is rotated motor (41) and drive gear (42) on, be equipped with on motor protection casing (9) and open and shut door (91).

8. The device of claim 1, wherein the device is characterized in that: a plurality of weight-reducing through grooves (311) are formed in the detection plate (31).