CN204078747U - A kind of anti-belt tearing device based on ultrasonic ranging - Google Patents
A kind of anti-belt tearing device based on ultrasonic ranging Download PDFInfo
- Publication number
- CN204078747U CN204078747U CN201420368111.3U CN201420368111U CN204078747U CN 204078747 U CN204078747 U CN 204078747U CN 201420368111 U CN201420368111 U CN 201420368111U CN 204078747 U CN204078747 U CN 204078747U
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- belt
- baffle plate
- range finder
- light tight
- ultrasonic range
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- Expired - Fee Related
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- Length Measuring Devices Characterised By Use Of Acoustic Means (AREA)
- Control Of Conveyors (AREA)
Abstract
The utility model relates to a kind of anti-belt tearing device based on ultrasonic ranging, comprise two root posts, preloading spring, ultrasonic range finder and light tight baffle plate, column is transversely arranged on the both sides of belt along belt, preloading spring is in the below of belt, its two ends connect a root post respectively, every root post is equipped with pulley, the edge of belt is close to by pulley, it is characterized in that, also comprise frame, described column is connected with frame by Hooke's coupling, ultrasonic range finder comprises ultrasonic range finder and lower ultrasonic range finder, light tight baffle plate comprises light tight baffle plate and lower light tight baffle plate, upper ultrasonic range finder and upper light tight baffle plate are separately positioned on different columns, and be positioned at the top of belt, lower ultrasonic range finder and lower light tight baffle plate are separately positioned on different columns, and be positioned at the below of belt.The utility model is all provided with ultrasonic range finder and light tight baffle plate above and below belt; when only having the distance measured when two ultrasonic range finders to change all simultaneously; just send warning shutdown signal, the generation of wrong report accident can be avoided, improve inspection accuracy rate.
Description
Technical field
The utility model belongs to the production safety detection technique field of band conveyor, particularly relates to a kind of anti-belt tearing device based on ultrasonic ranging.
Background technology
Band conveyor is widely used in the industries such as mine, coal, metallurgy at present, is used for carrying bulk material or work piece.Due to long operational time, transported material is various, and belt conveyor is often pricked by the hard object in its convey materials and worn, and prick the hard object of wearing and blocked by the carrying roller below belt, longitudinal tear accident will occur belt now.Cover tear place owing to belt carrying material, cause workman to realize the very first time, along with the quick operation of belt, tearing length increases fast, finally causes shutting down, and brings very large loss to production.When belt tearing, due to the heavy burden of belt itself, the two halves belt making it be torn overlaps each other, thus the belt section by tearing is narrowed, and according to this change, can judge whether the longitudinal tear accident of belt occurs from the real-time width measuring belt.
For this reason, the applicant devises a kind of supersonic range finder, whether the belt for detecting band conveyor is torn, this device comprises two root posts, column is transversely arranged on the both sides of belt along belt, column is provided with preloading spring, preloading spring is in the below of belt, its two ends connect a root post respectively, every root post is equipped with pulley, and the edge of belt is close to by pulley, and the moving belt movable pulley of belt rotates, ultrasonic transduter and light tight baffle plate are separately positioned on different columns, and are positioned at the top of belt.This device utilizes that ultrasonic directional is good, concentration of energy, decay less, the feature such as reflection potential is stronger in transmitting procedure; by the real-time width of ultrasonic measurement belt conveyor; whole service belt is monitored in real time; occur once belt tearing accident, do not rely on artificial investigation, rapid reaction can be made according to the change of measured distance; report to the police immediately and shut down at once; which prevent the further generation of the accident of tearing, greatly reduce the length of belt damages, save productive costs.But when the material that belt is carried is comparatively large or when stacking higher, material can stop super sonic, thus makes the Distance Shortened measured, and sends warning, but in fact now belt tearing accident does not occur, warning is now wrong report.Therefore, be necessary to improve this device, to improve the accuracy that accident detects.
Summary of the invention
The purpose of this utility model is, the shortcoming reported by mistake easily occurs for above-mentioned existing apparatus, provides the anti-belt tearing device based on ultrasonic ranging that a kind of Detection accuracy is high.
To achieve these goals, the anti-belt tearing device based on ultrasonic ranging that the utility model provides, comprise two root posts, preloading spring, ultrasonic range finder and light tight baffle plate, column is transversely arranged on the both sides of belt along belt, preloading spring is in the below of belt, its two ends connect a root post respectively, every root post is equipped with pulley, the edge of belt is close to by pulley, it is characterized in that, also comprise frame, described column is connected with frame by Hooke's coupling, ultrasonic range finder comprises ultrasonic range finder and lower ultrasonic range finder, light tight baffle plate comprises light tight baffle plate and lower light tight baffle plate, upper ultrasonic range finder and upper light tight baffle plate are separately positioned on different columns, and be positioned at the top of belt, lower ultrasonic range finder and lower light tight baffle plate are separately positioned on different columns, and be positioned at the below of belt.
The utility model is all provided with ultrasonic range finder and light tight baffle plate above and below belt; when only having the distance measured when two ultrasonic range finders to change all simultaneously; just send warning shutdown signal; when only there being the super sonic of top or below to be interfered; the distance can not measured because of a side changes and sends false positive signal; the generation of wrong report accident can be avoided, improve inspection accuracy rate.
Accompanying drawing explanation
Fig. 1 is the structural representation of the anti-belt tearing device based on ultrasonic ranging;
Fig. 2 is the left view of Fig. 1.
Below in conjunction with accompanying drawing, the utility model is described in detail.
Detailed description of the invention
See Fig. 1, frame 1, belt 8 and carrying roller 9 belong to the component part of band conveyor, and carrying roller 9 is arranged in frame 1, and are positioned at the below of belt 8, for holding belt 8.Frame 1 also belongs to the component part of the utility model based on the anti-belt tearing device of ultrasonic ranging.Two root posts and left column 21 are connected with frame 1 by Hooke's coupling with the lower end of right column 22, and left column 21 and right column 22 are along the lateral arrangement of belt 8, and left column 21 is in the left side of belt 8, and right column 22 is on the right side of belt 8.The upper end of left column 21 and right column 22 is equipped with a pulley 4, and the edge of belt 8 is close to by pulley 4.Preloading spring 3 is along the below being transversely arranged on belt 8 of belt 8, its two ends connect a root post respectively, preloading spring 3 applies the predetermincd tension pulled to inside belt to left column 21 and right column 22, make the pulley 4 be arranged on column be close to the edge of belt 8, the moving belt movable pulley 4 of belt 8 rotates.When belt 8 offsets to one side, because two root posts connect by preloading spring 3, two root posts can be made simultaneously to swing with belt, ensure that the distance of two root posts is constant, the width of real-time response belt does not change.
Ultrasonic range finder comprises ultrasonic range finder 51 and lower ultrasonic range finder 52, light tight baffle plate comprises light tight baffle plate 61 and lower light tight baffle plate 62, upper ultrasonic range finder 51 and upper light tight baffle plate 61 are separately positioned on different columns, and be positioned at the top of belt 8, lower ultrasonic range finder 52 and lower light tight baffle plate 62 are separately positioned on different columns, and are positioned at the below of belt 8.Ultrasonic range finder is built-in micro controller system, ultrasonic transduter, transmission circuit, accept circuit etc., the light tight baffle plate that it can install in real time on another root post launches super sonic, two root post distances are calculated, the change width of the distance change reflection belt between two root posts by the time difference of transmitting and receiving.In FIG, upper ultrasonic range finder 51 and upper light tight baffle plate 61 are separately positioned on right column 22 and left column 21, and their position is interchangeable.Lower ultrasonic range finder 52 and lower light tight baffle plate 62 are separately positioned on right column 22 and left column 21, and their position is also interchangeable.Upper ultrasonic range finder 51 and upper light tight baffle plate 61 are in the sustained height position of column, lower ultrasonic range finder 52 and lower light tight baffle plate 62 are also in the sustained height position of column, this can ensure that ultrasonic range finder also can detect when larger position skew occurs two root posts.
See Fig. 1 and Fig. 2, in order to ensure the stable of two root posts, being also provided with two left springs 71 and two right springs 72, causing measuring distance to change to prevent column in belt longitudinal oscillation.The upper end of left spring 71 connects left column 21, and connection frame 1, two left springs 71 in lower end are arranged along the longitudinal direction (namely the sense of motion of belt) of belt, and symmetrical about left column 21.The upper end of right spring 72 connects right column 22, and connection frame 1, two right springs 72 in lower end are arranged along the longitudinal direction of belt, and symmetrical about right column 22.
When belt 8 is torn, due to the heavy burden of belt itself, the two halves belt making it be torn overlaps each other, thus the belt section by tearing is narrowed, the belt section narrowed is when left column 21 and right column 22, and under the spring tension effect of preloading spring 3, left column 21 and right column 22 are also to belt offset inboard, by be separately positioned on ultrasonic range finder on two root posts and light tight baffle plate side to distance also shorten, reflect that the broadband of belt also shortens.The utility model is all provided with ultrasonic range finder and light tight baffle plate with below up; when only having the distance measured when two ultrasonic range finders to change all simultaneously; just send warning shutdown signal; when only there being the super sonic of top or below to be interfered; the distance can not measured because of a side changes and sends false positive signal; the generation of wrong report accident can be avoided, improve inspection accuracy rate.When belt 8 has leakage material situation to occur, lower ultrasonic range finder 52 also can detect that distance there occurs conversion, by the setting of software, when only there being lower ultrasonic range finder 52 to detect that distance diminishes, sending Lou material and reporting to the police.
The utility model is not subject to belt conveyor periphery harsh environmental effects based on the anti-belt tearing device of ultrasonic ranging; long working life; purer mechanical anti-tear device reaction is sensitiveer; use reliable; install and structure also fairly simple; cost is lower, is expected to be widely applied on the protection field of band conveyor.
Claims (3)
1. the anti-belt tearing device based on ultrasonic ranging, comprise two root posts (21, 22), preloading spring (3), ultrasonic range finder and light tight baffle plate, column (21, 22) both sides of belt (8) are transversely arranged on along belt (8), preloading spring (3) is in the below of belt (8), its two ends connect a root post respectively, every root post is equipped with pulley (4), the edge of belt (8) is close to by pulley (4), it is characterized in that, also comprise frame (1), described column (21, 22) be connected with frame (1) by Hooke's coupling, ultrasonic range finder comprises ultrasonic range finder (51) and lower ultrasonic range finder (52), light tight baffle plate comprises light tight baffle plate (61) and lower light tight baffle plate (62), upper ultrasonic range finder (51) and upper light tight baffle plate (61) are separately positioned on different columns, and be positioned at the top of belt (8), lower ultrasonic range finder (52) and lower light tight baffle plate (62) are separately positioned on different columns, and be positioned at the below of belt (8).
2. a kind of anti-belt tearing device based on ultrasonic ranging according to claim 1, it is characterized in that, also comprise two left springs (71) and two right springs (72), described column comprises left column (21) and right column (22), one end of left spring (71) connects left column (21), other end connection frame (1), two left springs (71) being longitudinally arranged symmetrically with about left column (21) along belt (8), one end of right spring (72) connects right column (22), other end connection frame (1), two right springs (72) being longitudinally arranged symmetrically with about right column (22) along belt (8).
3. a kind of anti-belt tearing device based on ultrasonic ranging according to claim 2, it is characterized in that, upper ultrasonic range finder (51) and upper light tight baffle plate (61) are in sustained height position, and lower ultrasonic range finder (52) and lower light tight baffle plate (62) are also in sustained height position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420368111.3U CN204078747U (en) | 2014-07-05 | 2014-07-05 | A kind of anti-belt tearing device based on ultrasonic ranging |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420368111.3U CN204078747U (en) | 2014-07-05 | 2014-07-05 | A kind of anti-belt tearing device based on ultrasonic ranging |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204078747U true CN204078747U (en) | 2015-01-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420368111.3U Expired - Fee Related CN204078747U (en) | 2014-07-05 | 2014-07-05 | A kind of anti-belt tearing device based on ultrasonic ranging |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204078747U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109748030A (en) * | 2019-03-25 | 2019-05-14 | 宝钢湛江钢铁有限公司 | A kind of brake apparatus that sealing-tape machine adhesive tape is anti-tear |
| CN113588659A (en) * | 2021-07-23 | 2021-11-02 | 西安华光信息技术有限责任公司 | Belt conveyor longitudinal tearing detection method, device and system based on video image |
-
2014
- 2014-07-05 CN CN201420368111.3U patent/CN204078747U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109748030A (en) * | 2019-03-25 | 2019-05-14 | 宝钢湛江钢铁有限公司 | A kind of brake apparatus that sealing-tape machine adhesive tape is anti-tear |
| CN109748030B (en) * | 2019-03-25 | 2021-04-16 | 宝钢湛江钢铁有限公司 | Adhesive tape tearing-proof brake device of adhesive tape machine |
| CN113588659A (en) * | 2021-07-23 | 2021-11-02 | 西安华光信息技术有限责任公司 | Belt conveyor longitudinal tearing detection method, device and system based on video image |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150107 Termination date: 20180705 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |