CN215973640U - Prevent disconnected area and tear protection device - Google Patents
Prevent disconnected area and tear protection device Download PDFInfo
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- CN215973640U CN215973640U CN202120379131.0U CN202120379131U CN215973640U CN 215973640 U CN215973640 U CN 215973640U CN 202120379131 U CN202120379131 U CN 202120379131U CN 215973640 U CN215973640 U CN 215973640U
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Abstract
The utility model relates to the technical field of protection of belt conveyor protection devices, in particular to a broken belt tearing prevention protection device. Including channel-section steel main beam, at the vertical two backup pads that are provided with in channel-section steel main beam below, rotate at the backup pad end through the bearing that sets up and be connected with the rotation main shaft, rotate the action baffle that the main shaft is connected with horizontal setting through the altitude mixture control mechanism at both ends, one side of rotating the main shaft is provided with the inductor, and the inductor outside is provided with the tear sensor, connects in the backup pad to be equipped with the disconnected area detection mechanism of guide pulley. The gain effect of the utility model is: this patent product adopts the coal breakage to trigger the formula and detects the principle, utilizes the belt to tear the back and falls the coal leakage on the return belt a little and trigger the tear switch warning, combines the disconnected area detection mechanism of guide pulley simultaneously, has further improved the reliability of this product, has reduceed fault rate, mistake rate and processing manufacturing cost, and this patent product has easy installation and debugging, belt tear discovery in time, the action is sensitive reliable, maintain convenient advantage.
Description
Technical Field
The utility model relates to the technical field of belt conveyor device protection, in particular to a belt breakage and tearing preventing protection device.
Background
The belt conveyor is widely applied in the process of conveying materials, but due to the fact that the front face of the conveying belt is poor in tear-resistant stress, when a sharp object penetrates through the loading face of the conveying belt in operation, the whole conveying belt can be torn, and production influence and economic loss are caused. The existing belt anti-tearing switch adopts foreign matter compression detection, after a belt is torn in a long-distance and large-area mode, the belt is enabled to droop, fall and collide with the tearing switch to trigger alarm, and the defects of low reliability, large belt tearing area, slow information feedback and the like exist through foreign matter compression detection.
Because no good tearing protection device exists, when foreign matters penetrate through a loading surface of the conveying belt, the whole conveying belt is broken or is torn in half and half to be scrapped, the efficiency of the whole power generation process is directly related, and production accidents can be caused seriously.
Therefore, a tear protection device with timely information feedback, high reliability and low false action rate is needed to solve the above-mentioned drawbacks of detection.
Disclosure of Invention
The utility model aims to solve the technical problems in the existing belt conveying and provides the breakage-proof belt tearing protection device which is economical, easy to use, timely in feedback, high in reliability and low in misoperation rate.
In order to achieve the technical purpose, the technical scheme of the utility model is as follows:
a breakage-proof belt tearing protection device comprises a channel steel main beam, two support plates which are vertically arranged in parallel are arranged below the channel steel main beam, a rotating main shaft is rotatably connected to the tail ends of the support plates through bearings, the rotating main shaft is connected with a transversely arranged action baffle through height adjusting mechanisms at two ends, an inductor is arranged on one side of the rotating main shaft, the inductor is connected with the rotating main shaft through an angle adjusting bolt in an angle-adjustable manner, a tearing sensor is arranged on the outer side of the inductor, the tearing sensor is arranged below the channel steel main beam through an inductor support, the tearing sensor is in front time delay signal feedback arrangement, a guide wheel breakage belt detection mechanism is connected to the support plates and comprises an induction sheet, a displacement detection sensor, a detection support and a guide wheel, and the guide wheel is arranged at the bottom end of the detection support, the induction sheet is obliquely arranged at the upper end part of the detection support, and the displacement detection sensor is arranged outside the support plate.
Preferably, the height adjusting mechanism comprises a connecting sleeve, an adjustable screw and a baffle clamping part, the upper end part of the adjustable screw is connected and installed on the connecting sleeve through threads, the baffle clamping part is connected to the lower end part of the adjustable screw, and the bottom of the baffle clamping part clamps and fixes the action baffle.
Preferably, the action damper is disposed above the belt.
Preferably, the action baffle and the main rotating shaft are arranged in the same plane.
Preferably, the detection support comprises an upper connecting rod and a lower mounting rod, adjusting grooves are formed in the upper connecting rod and the lower mounting rod, and the upper connecting rod and the lower mounting rod are mounted in the adjusting grooves through connecting pieces to achieve length adjustment connection.
Preferably, the sensing body is disposed obliquely outward at one side of the tear sensor.
Preferably, a bearing protection cover is arranged outside the bearing.
Compared with the prior art, the gain effect of the utility model is as follows: this patent product adopts the coal breakage to trigger the formula and detects the principle, utilize the belt to tear the back and fall the coal leakage on the return belt a little and trigger the tear switch warning, it is timely to have the belt to tear the discovery, the action is sensitive reliable, characteristics such as maintenance convenience, combine the disconnected tape detection mechanism of guide pulley simultaneously, the running state of analysis conveyor belt more fast accurately, the reliability of this product has further been improved, the fault rate has effectively been reduceed, the mistake rate and processing manufacturing cost, this patent product still has easy installation and debugging, the advantage that the practicality is strong.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
FIG. 2 is a schematic side view of the present invention.
FIG. 3 is a schematic structural view of a guide wheel belt breakage detection mechanism of the present invention.
Fig. 4 is a schematic diagram of the operation of the breakage-proof belt tearing protection device of the present invention.
Description of reference numerals:
1-channel steel main beam, 2-supporting plate, 3-bearing, 4-rotating main shaft, 5-height adjusting mechanism, 6-action baffle, 7-inductor, 8-angle adjusting bolt, 9-tearing sensor, 10-sensor bracket, 11-guide wheel broken belt detecting mechanism, 12-connecting sleeve, 13-adjusting screw rod, 14-baffle clamping part, 15-displacement detecting sensor, 16-induction sheet, 17-swinging bracket, 18-guide wheel, 19-upper connecting rod, 20-lower mounting rod, 21-adjusting groove and 22-bearing protecting cover.
Detailed Description
The present invention will be further described with reference to the following embodiments. Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; to better illustrate the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar components; in the description of the present invention, it should be understood that if there is an orientation or positional relationship indicated by the terms "upper", "lower", "left", "right", etc. based on the orientation or positional relationship shown in the drawings, it is only for convenience of describing the present invention and simplifying the description, but it is not intended to indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, the terms describing the positional relationship in the drawings are only used for illustrative purposes and are not to be construed as limiting the present patent, and the specific meaning of the terms may be understood by those skilled in the art according to specific circumstances.
To further clarify the objects, features and functions of the present invention, a review board will be provided by referring to the following description of the preferred embodiments in conjunction with the accompanying drawings:
referring to fig. 1-3, the utility model is a breakage-proof belt tearing protection device, which comprises a channel steel main beam 1, two support plates 2 vertically arranged in parallel with each other are arranged below the channel steel main beam 1, a rotating main shaft 4 is rotatably connected at the tail end of each support plate 2 through a set bearing 3, the rotating main shaft 4 is connected with a transversely arranged action baffle 6 through height adjusting mechanisms 5 at two ends, an inductor 7 is arranged at one side of the rotating main shaft 4, the inductor 7 is connected with the rotating main shaft 4 through an angle adjusting bolt, a tearing sensor 9 is arranged at the outer side of the inductor 7, the tearing sensor 9 is arranged below the channel steel main beam 1 through an inductor bracket 10, the tearing sensor 9 is arranged for front delay signal feedback, as shown in fig. 1 and 3, a guide wheel breakage belt detection mechanism 11 is connected on the support plates 2, the guide wheel broken belt detection mechanism 11 comprises a displacement detection sensor 15, an induction sheet 16, a swinging support 17 and a guide wheel 18, wherein the guide wheel 18 is installed at the bottom end of the swinging support 17, the induction sheet 16 is obliquely arranged at the upper end part of the swinging support 17, and the displacement detection sensor 15 is arranged at the outer side of the support plate 2.
Preferably, the height adjusting mechanism 5 comprises a connecting sleeve 12, an adjusting screw 13 and a baffle clamping part 14, the upper end of the adjusting screw 13 is connected and installed on the connecting sleeve 12 through threads, the baffle clamping part 14 is connected at the lower end of the adjusting screw 13, and the bottom of the baffle clamping part 14 clamps the fixed action baffle 6.
Preferably, the action baffle 6 is arranged above the belt, and the lower bottom edge of the action baffle 6 is not contacted with the upper surface of the belt.
Preferably, the action flap 6 is arranged in the same plane as the main axis of rotation 4, ensuring that the action flap 6 is perpendicular to the underlying belt.
Preferably, as shown in fig. 3, the swing bracket 17 includes an upper connecting rod 19 and a lower mounting rod 20, an adjusting groove 21 is provided in the upper connecting rod 19 and the lower mounting rod 20, and the upper connecting rod 19 and the lower mounting rod 20 are mounted in the adjusting groove 21 through a connecting member to achieve length adjustment connection.
Preferably, the inductor 7 is obliquely and outwardly arranged on one side of the tear sensor 9, and the tear sensor 9 can be triggered to send a corresponding detection signal after the inductor 7 is reset under a force.
Preferably, a bearing protection cover 22 is arranged outside the bearing 3, and the bearing 3 can be protected from being damaged and corroded in a severe environment through the bearing protection cover 22, so that the service life of the bearing 3 is prolonged.
The specific working principle is as follows:
as shown in fig. 4, the belt breakage/tearing preventing device is provided on the conveying belt of the belt conveyor, the operation damper 6 is provided vertically to the conveying belt, and the guide roller 18 of the guide roller breakage detecting mechanism 11 is placed on the upper surface of the conveying belt and contacts with the upper surface.
When foreign matter pierces through conveyor belt load face and arouses conveyor belt to tear in the material is carried, the material of transport spills along the tearing port on return stroke conveyor belt down, conveyor belt is in operation, the material that spills leaks when conveying to the action baffle 6 department of this device along conveyor belt, because the resistance of action baffle 6, the material that spills leaks piles up gradually, because inductor 7 and action baffle 6 coaxial setting are on rotating main shaft 4, when piling up a certain amount, promote action baffle 6 and lift forward along rotating main shaft 4, inductor 7 upwards rotates simultaneously and lifts, when the gradient angle that lifts up reaches 15, inductor 7 rotates 15 equally, tear sensor 9 through the non-contact triggering of electronic induction, thereby tear sensor 9 and send stop signal.
In order to eliminate unnecessary stoppages of the action gate 6 due to material transfer,
the tearing sensor 9 is set by adopting front delay signal feedback, and only when the time for triggering the tearing sensor 9 reaches a preset delay time value, a stop signal can be sent out, whether the action baffle 6 really detects a signal caused by tearing of the conveying belt can be accurately judged through the front delay signal feedback, and when some lump materials are leaked due to other reasons, the individual lump materials are not stopped, and only when the real conveying belt is torn, the protection effect can be achieved.
When the belt conveyor normally runs, the guide wheel 18 rotating with the contact surface of the conveying belt normally runs, the induction sheet 16 is positioned on one side of the displacement detection sensor 15, the signal of the displacement detection sensor 15 is normal, the induction sheet 16 is obliquely arranged at the upper end part of the swing bracket 17, and the induction sheet 16 is positioned below the displacement detection sensor 15 at the moment.
When the conveying belt is broken, the guide wheel 18 does not have the support of the conveying belt, the guide wheel swings downwards under the action of gravity, the sensing piece 16 swings upwards at the moment, the action angle of the sensing piece 16 deviates by 15 degrees, and the displacement detection sensor 15 senses that the sensing piece 16 sends a belt breaking stop signal.
The action baffle 6 and the rotating main shaft 4 are arranged in the same plane, so that the scattered accumulated materials can be judged more accurately and timely when the conveying belt is broken.
According to different installation environments, when the distance between the belt breakage and tearing preventing protection device and the conveying belt is changed, the combined length of the upper connecting rod 19 and the lower installation rod 20 can be changed through the adjusting groove 21, so that the length of the swing bracket 17 can be adjusted, the guide wheel 18 can be ensured to be in contact with the conveying belt, and the sensing piece 16 is kept below the displacement detection sensor 15.
The bearing protection cover 22 is arranged outside the bearing 3, so that the service life of the bearing 3 is prolonged, the rotating main shaft 4 can be kept to rotate smoothly in a severe conveying environment, the problem that the rotating main shaft 4 is blocked or rotates to delay due to overlong service time or environmental influence is avoided, detection feedback is not timely, and the detection reliability of the breakage-proof belt tearing protection device is greatly improved.
When the induction installation angle of the inductor 7 needs to be adjusted, the installation angle of the inductor 7 can be adjusted by loosening the angle adjusting bolt 8 and then locking the angle adjusting bolt 8.
It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (7)
1. A breakage-proof belt tearing protection device is characterized by comprising a channel steel main beam, two vertical support plates which are arranged in parallel are arranged below the channel steel main beam, a rotating main shaft is rotatably connected to the tail ends of the support plates through bearings, the rotating main shaft is connected with a transversely arranged action baffle through height adjusting mechanisms at two ends, an inductor is arranged on one side of the rotating main shaft and is connected with the rotating main shaft through an angle adjusting bolt in an angle-adjustable manner, a tearing sensor is arranged on the outer side of the inductor and is fixedly arranged below the channel steel main beam through an inductor support, the tearing sensor is in front delay signal feedback arrangement, a guide wheel breakage detection mechanism is connected to the support plates and comprises an induction sheet, a displacement detection sensor, a detection support and a guide wheel, the guide pulley is installed in detecting the support bottom, the response piece slope sets up in detecting the support upper end, displacement detection sensor sets up in the backup pad outside.
2. The device for preventing a broken belt from being torn according to claim 1, wherein the height adjusting mechanism comprises a connecting sleeve, an adjustable screw and a baffle clamping portion, the upper end of the adjustable screw is mounted on the connecting sleeve through threaded connection, the baffle clamping portion is connected to the lower end of the adjustable screw, and the bottom of the baffle clamping portion clamps and fixes the action baffle.
3. The device for protecting against belt breakage according to claim 1 or 2, wherein the action flap is disposed above the belt.
4. The device of claim 1, wherein the action stop is disposed in the same plane as the main axis of rotation.
5. The device of claim 1, wherein the detecting bracket comprises an upper connecting rod and a lower mounting rod, the upper connecting rod and the lower mounting rod are provided with adjusting grooves, and the upper connecting rod and the lower mounting rod are mounted in the adjusting grooves through connecting pieces to realize length adjustment connection.
6. The device of claim 1, wherein the sensor body is disposed at a side of the tear sensor in an inclined outward direction.
7. The device as claimed in claim 1, wherein a bearing protection cover is provided outside the bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120379131.0U CN215973640U (en) | 2021-02-19 | 2021-02-19 | Prevent disconnected area and tear protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120379131.0U CN215973640U (en) | 2021-02-19 | 2021-02-19 | Prevent disconnected area and tear protection device |
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| Publication Number | Publication Date |
|---|---|
| CN215973640U true CN215973640U (en) | 2022-03-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202120379131.0U Active CN215973640U (en) | 2021-02-19 | 2021-02-19 | Prevent disconnected area and tear protection device |
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| CN (1) | CN215973640U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112850011A (en) * | 2021-02-19 | 2021-05-28 | 华能(广东)能源开发有限公司海门电厂 | Prevent disconnected area and tear protection device |
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2021
- 2021-02-19 CN CN202120379131.0U patent/CN215973640U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112850011A (en) * | 2021-02-19 | 2021-05-28 | 华能(广东)能源开发有限公司海门电厂 | Prevent disconnected area and tear protection device |
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