CN212374444U - Semi-portal scraper reclaimer arm positioner - Google Patents
Semi-portal scraper reclaimer arm positioner Download PDFInfo
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- CN212374444U CN212374444U CN202020928728.1U CN202020928728U CN212374444U CN 212374444 U CN212374444 U CN 212374444U CN 202020928728 U CN202020928728 U CN 202020928728U CN 212374444 U CN212374444 U CN 212374444U
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- 239000000463 material Substances 0.000 claims abstract description 120
- 230000007246 mechanism Effects 0.000 claims abstract description 10
- 238000004891 communication Methods 0.000 claims abstract description 7
- 239000000523 sample Substances 0.000 claims description 31
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 230000009467 reduction Effects 0.000 claims description 2
- 238000007790 scraping Methods 0.000 description 9
- 238000006073 displacement reaction Methods 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000007599 discharging Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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Abstract
The utility model discloses a semi-portal scraper reclaimer material taking arm positioning device, the semi-portal scraper reclaimer comprises a semi-portal and a material taking arm, the low end of the semi-portal is erected on a first beam, the high end is erected on a second beam, a bin for holding a material pile is arranged between the first beam and the second beam, the material taking arm is provided with a scraper, the tail end of the material taking arm is provided with a discharge chute, the scraper scrapes the material from the material pile and pushes the material into the discharge chute, the tail end of the material taking arm is hinged on the first beam and swings around a hinged point through a lifting mechanism, the top of the semi-portal is provided with a distance measuring radar facing the bin, the distance measuring radar is in communication connection with the lifting mechanism, the first beam and the second beam are both provided with linear tracks, the low end and the high end of the semi-portal are respectively arranged on the corresponding linear tracks in a sliding way and are respectively driven synchronously by a translation driving motor, the material taking arm is provided with a plurality of proximity sensors for identifying the edges of the material pile, and the proximity sensors are in communication connection with the translation driving motor.
Description
Technical Field
The utility model relates to a technical field is carried to the material, especially relates to a semi-portal scraper blade reclaimer arm positioner.
Background
To scraping board-like reclaimer, prick the feeding heap through the scraper blade on the reclaimer arm and scrape the material and get the material and advance and the conveying, its material scraping mode is close to the reclaimer arm and pile, pricks the material by the scraper blade above, and along with chain drive, the material is scraped by each scraper blade and is got and carry on the belt and leave, in addition, scrapes and get still need control the reclaimer arm translation after certain degree of depth and continue to scrape and get to realize that the successive layer scrapes the material, otherwise will increase the follow-up difficulty of scraping the material. Therefore, the requirements on angle control and horizontal position control of the material taking arm are high.
In the aspect of angle control, if the scraper penetrates into the material too deeply, the frequency converter of the scraper motor is overloaded; the material is too shallow to prick into by the scraper blade, and the material efficiency of getting is influenced to the material of scraping too little.
In the aspect of horizontal position degree control, the displacement of the width of the material taking arm is optimally translated every time, if the displacement is excessive, a non-scraping area exists in the same layer, and the scraping power consumption of the lower layer is increased; if the displacement is small, the efficiency is affected.
However, in the actual material scraping process, the material inevitably flows and leads to the stockpile shape to change, and the fixed procedure of walking makes the action of the material taking arm not adapt, and is intelligent low, can cause to scrape simultaneously and get too much material and cause the load increase of belt, the material belt scheduling problem that falls down easily, influences the steady operation of reclaimer.
SUMMERY OF THE UTILITY MODEL
Based on it is above, the utility model provides a semi portal scraper blade reclaimer arm positioner optimizes current reclaimer, conveniently discerns the material pile height, judges simultaneously and scrapes the material edge to accurate control reclaimer arm's position makes to scrape the material action high-efficient, stably go on.
In order to achieve the purpose, the utility model adopts the following technical proposal:
a locating device for the material taking arm of semi-portal scraper reclaimer is composed of a semi-portal frame with a lower end on the first beam and a higher end on the second beam, a material cabin between the first and second beams, several scrapers on the material taking arm, a discharging slot at the tail end of the material taking arm for scraping material from the pile and pushing it to the discharging slot, a distance measuring radar on the top of semi-portal frame and connected to the lifting mechanism, linear tracks on the first and second beams, and several approaching sensors on the material taking arm for recognizing the edge of pile, the proximity sensor is in communication connection with the translation driving motor.
The proximity sensors are symmetrically arranged on two side edges of the material taking arm and comprise two first probes located at the swing end of the material taking arm, two second probes located at the hinged end of the material taking arm and two third probes located between the first probes and the second probes.
The first probe faces downwards and forms an angle of 0-30 degrees with the material taking arm, and the first probe is used for identifying the edge limit of the material pile at the head of the material taking arm and the top point position of the material pile.
Wherein, the second probe is downward and forms an angle of 10 degrees to 40 degrees with the material taking arm for identifying the boundary of the edge of the material pile at the tail part of the material taking arm.
The third probe faces downwards and forms a 90-degree angle with the material taking arm, and the third probe is used for identifying the boundary of the edge of the material pile in the middle of the material taking arm.
The hoisting mechanism comprises a winch, a hoisting arm and a support frame, the winch is arranged on the first beam, the hoisting arm is hinged to the material taking arm, a first pulley is arranged on the hoisting arm, the support frame is arranged on the semi-portal frame and located above the material pile, a second pulley is arranged on the support frame, a steel wire rope wound on the winch bypasses the second pulley and then bypasses the first pulley, the last rope end is fixed on the support frame or the second pulley, and the winch is driven by a speed reduction motor.
Wherein, still be provided with the stopper on the first roof beam, the brake end of stopper acts on the hoist engine, avoids the arm swift current hook of getting the material.
Wherein the angle range of the material taking arm and the horizontal plane is-5-40 degrees.
To sum up, the beneficial effects of the utility model are that, compared with the prior art, semi portal scraper blade reclaimer arm positioner is according to the angle of range radar measuring stockpile altitude mixture control reclaimer arm to the degree of depth that the control reclaimer arm stretched into in the stockpile, in addition through setting up a plurality of proximity sensors on the reclaimer arm, so that location stockpile border, the translation volume of conveniently controlling the reclaimer arm, thereby realize the reclaimer arm according to the displacement on the vertical direction of stockpile shape adjustment, the horizontal direction, make to scrape the material action more accurate, high-efficient, stable.
Drawings
Fig. 1 is a schematic structural view of a positioning device for a material taking arm of a semi-portal scraper reclaimer according to an embodiment of the present invention;
fig. 2 is the embodiment of the utility model provides a semi-portal scraper reclaimer arm positioner's top view.
Detailed Description
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
Please refer to fig. 1 and 2, the present embodiment provides a material taking arm positioning device for a semi-portal scraper reclaimer, the semi-portal scraper reclaimer includes a semi-portal 1 and a material taking arm 2, a low end of the semi-portal 1 is erected on a first beam 3, a high end is erected on a second beam 4, a bin 5 for holding a material pile 6 is arranged between the first beam 3 and the second beam 4, the material taking arm 2 is provided with a plurality of scrapers 7, a discharge chute 8 is arranged at a tail end of the material taking arm 2, the scrapers 7 scrape materials from the material pile 6 and push the materials to the discharge chute 8.
The tail end of the material taking arm 2 is hinged to the first beam 3, the material taking arm 2 swings around a hinged point through the lifting mechanism, the distance measuring radar 9 facing the storage bin 5 is arranged at the top of the semi-portal frame 1, and the distance measuring radar 9 is in communication connection with the lifting mechanism.
The lifting mechanism comprises a winch 10, a lifting arm 11 and a support frame 12, the winch 10 is arranged on the first beam 3, the lifting arm 11 is hinged to the material taking arm 2, a first pulley 13 is arranged on the lifting arm 11, the support frame 12 is arranged on the semi-portal frame 1 and located above the material pile 6, a second pulley 14 is arranged on the support frame 12, a steel wire rope 15 wound on the winch 10 bypasses the second pulley 14 and then bypasses the first pulley 13, the last rope end is fixed on the support frame 12 or the second pulley 14, and the winch 10 is driven by a speed reducing motor 19.
The height of the material pile 6 is controlled by the distance measuring radar 9, so that the descending angle of the material taking arm 2 is controlled.
The angle between the material taking arm 2 and the horizontal plane is-5-40 degrees.
The first beam 3 is also provided with a brake, and the braking end of the brake acts on the winch 10 to prevent the material taking arm 2 from slipping the hook. When the material taking arm 2 descends from a high limit, the brake is opened, the winch 10 runs at a high speed, the material taking arm 2 quickly approaches the material, when the material taking arm descends to a certain value, the winch 10 runs at a low speed, the driving of the winch 10 is stopped when a preset angle is reached, and the brake is closed.
In addition, linear rails are arranged on the first beam 3 and the second beam 4, the low-level end and the high-level end of the semi-portal frame 1 are respectively arranged on the corresponding linear rails in a sliding mode and are respectively driven by a translation driving motor 20 in a synchronous mode, a plurality of proximity sensors for identifying the edge of the material pile 6 are arranged on the material taking arm 2, and the proximity sensors are in communication connection with the translation driving motor 20.
The proximity sensors in this embodiment are six, symmetrically disposed on two side edges of the material taking arm 2, and include two first probes 16 located at the swing end of the material taking arm 2, two second probes 17 located at the hinged end of the material taking arm 2, and two third probes 18 located between the first probes 16 and the second probes 17.
Preferably, the first probe 16 is directed downwards and at an angle of between 0 ° and 30 ° to the take-off arm 2, for identifying the edge limits of the pile 6 at the head of the take-off arm 2 and the position of the apex of the pile 6. The second probe 17 faces downwards and forms an angle of 10-40 degrees with the material taking arm 2 and is used for identifying the boundary of the edge of the material pile 6 at the tail part of the material taking arm 2. The third probe 18 is directed downwards and at 90 to the pick-up arm 2 for identifying the border limits of the pile 6 in the middle of the pick-up arm 2.
Three rows of probes are enough to discern stockpile 6 border limit, control the translation volume of getting material arm 2 for in-process is scraped to the layer, the district is got to the nothing of scraping, also can not influence efficiency because of the translation volume is little, and is more high-efficient, and first probe 16 can assist range radar 9 to further confirm the height of stockpile 6.
To sum up, foretell semi portal scraper blade reclaimer arm positioner is according to the angle of range radar measuring stockpile altitude mixture control reclaimer arm, so that the degree of depth in the control reclaimer arm stretches into the stockpile, in addition through set up a plurality of proximity sensor on the reclaimer arm, so that fix a position the stockpile border, the translation volume of conveniently controlling the reclaimer arm, thereby realize the reclaimer arm according to the vertical direction of stockpile shape adjustment, the ascending displacement of horizontal direction, make to scrape the material action more accurate, high-efficient, stable.
The above embodiments have been merely illustrative of the basic principles and features of the present invention, and the present invention is not limited by the above embodiments, and does not depart from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. A semi-portal scraper reclaimer material taking arm positioning device comprises a semi-portal and a material taking arm, wherein the low end of the semi-portal is erected on a first beam, the high end is erected on a second beam, a material bin for containing a material pile is arranged between the first beam and the second beam, a plurality of scrapers are arranged on the material taking arm, the tail end of the material taking arm is provided with a discharge chute, the scrapers scrape materials from the material pile and push the materials into the discharge chute, the semi-portal scraper reclaimer material taking arm is characterized in that the tail end of the material taking arm is hinged on the first beam, the material taking arm swings around a hinged point through a lifting mechanism, the top of the semi-portal is provided with a ranging radar facing the material bin, the ranging radar is in communication connection with the lifting mechanism, the first beam and the second beam are both provided with linear rails, the low end and the high end of the semi-portal are respectively arranged on the corresponding linear rails, the material taking arm is provided with a plurality of proximity sensors for identifying the edge of the material pile, and the proximity sensors are in communication connection with the translation driving motor.
2. The device for positioning the material-taking arm of the semi-portal scraper reclaimer of claim 1, characterized in that: the proximity sensors are arranged in six and symmetrically arranged on two side edges of the material taking arm and comprise two first probes located at the swing end of the material taking arm, two second probes located at the hinged end of the material taking arm and two third probes located between the first probes and the second probes.
3. The device for positioning the material-taking arm of the semi-portal scraper reclaimer of claim 2, wherein: the first probe faces downwards and forms an angle of 0-30 degrees with the material taking arm, and the first probe is used for identifying the edge limit of the material pile at the head of the material taking arm and the top point position of the material pile.
4. The device for positioning the material-taking arm of the semi-portal scraper reclaimer of claim 2, wherein: the second probe faces downwards and forms a angle of 10-40 degrees with the material taking arm, and the second probe is used for identifying the boundary of the edge of the material pile at the tail part of the material taking arm.
5. The device for positioning the material-taking arm of the semi-portal scraper reclaimer of claim 2, wherein: the third probe faces downwards and forms a 90-degree angle with the material taking arm, and the third probe is used for identifying the boundary of the edge of the material pile in the middle of the material taking arm.
6. The device for positioning the material-taking arm of the semi-portal scraper reclaimer of claim 1, characterized in that: the lifting mechanism comprises a winch, a lifting arm and a support frame, the winch is arranged on the first beam, the lifting arm is hinged to the material taking arm, a first pulley is arranged on the lifting arm, the support frame is arranged on the semi-portal frame and located above the material pile, a second pulley is arranged on the support frame, a steel wire rope wound on the winch bypasses the second pulley and then bypasses the first pulley, the last rope end is fixed on the support frame or the second pulley, and the winch is driven by a speed reduction motor.
7. The device for positioning the material-taking arm of the semi-portal scraper reclaimer of claim 6, wherein: the first beam is also provided with a brake, and the braking end of the brake acts on the winch to avoid the material taking arm from slipping off the hook.
8. The device for positioning the material-taking arm of the semi-portal scraper reclaimer of claim 1, characterized in that: the angle range of the material taking arm and the horizontal plane is-5-40 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020928728.1U CN212374444U (en) | 2020-05-27 | 2020-05-27 | Semi-portal scraper reclaimer arm positioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020928728.1U CN212374444U (en) | 2020-05-27 | 2020-05-27 | Semi-portal scraper reclaimer arm positioner |
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| Publication Number | Publication Date |
|---|---|
| CN212374444U true CN212374444U (en) | 2021-01-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020928728.1U Active CN212374444U (en) | 2020-05-27 | 2020-05-27 | Semi-portal scraper reclaimer arm positioner |
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| Country | Link |
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| CN (1) | CN212374444U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114933178A (en) * | 2022-05-31 | 2022-08-23 | 华电重工股份有限公司 | Material taking control method and control system for stable flow of scraper reclaimer |
| CN115140521A (en) * | 2022-07-20 | 2022-10-04 | 奥蒙德机械技术(北京)有限公司 | Reclaimer and method for leveling materials by adopting reclaimer |
-
2020
- 2020-05-27 CN CN202020928728.1U patent/CN212374444U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114933178A (en) * | 2022-05-31 | 2022-08-23 | 华电重工股份有限公司 | Material taking control method and control system for stable flow of scraper reclaimer |
| CN115140521A (en) * | 2022-07-20 | 2022-10-04 | 奥蒙德机械技术(北京)有限公司 | Reclaimer and method for leveling materials by adopting reclaimer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A positioning device for the reclaiming arm of a half gantry scraper reclaimer Granted publication date: 20210119 Pledgee: Wuxi Xishan sub branch of Bank of China Ltd. Pledgor: WUXI ZHONGKE ELECTRIC EQUIPMENT Co.,Ltd. Registration number: Y2024980011324 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |