CN203838949U - Initial velocity control device for ores entering mine during draw-shaft and ore-pass experiment - Google Patents
Initial velocity control device for ores entering mine during draw-shaft and ore-pass experiment Download PDFInfo
- Publication number
- CN203838949U CN203838949U CN201420248117.7U CN201420248117U CN203838949U CN 203838949 U CN203838949 U CN 203838949U CN 201420248117 U CN201420248117 U CN 201420248117U CN 203838949 U CN203838949 U CN 203838949U
- Authority
- CN
- China
- Prior art keywords
- ore
- skewed slot
- platform
- initial velocity
- bucket
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
Links
Landscapes
- Manufacture And Refinement Of Metals (AREA)
Abstract
The utility model relates to an initial velocity control device for ores entering a mine during the draw-shaft and ore-pass experiment. According to the technical scheme of the utility model, the device comprises a bracket (13) and a platform (5). The bracket (13) and the platform (5) are connected through four leading screws (1) arranged therebetween. The upper end portions of the four leading screws (1) are correspondingly fixed to the four corners of the bracket (13). A lifting system is formed by the leading screws (1), a turbine case (7), a worm transmission shaft (6) and a synchronous motor (11), wherein the turbine case (7), the worm transmission shaft (6) and the synchronous motor (11) are arranged on the platform (5). Ore bucket supporting plates (19) on both sides of an ore unloading bucket (17) are arranged on the upper planes of upper crossbeams (16). The upper end of an inclined slot (15) is positioned between the two upper crossbeams (16). The back surface of the middle part of the inclined slot (15) is configured to abut against a mobile supporting bar (12). The lower end of the back surface of the inclined slot (15) is movably connected with lower fixed bars (9) fixedly arranged on both sides of the platform (5). The two ends of the mobile supporting bar (12) are arranged in the mobile slots (10) of lower crossbeams (3) on both sides. The side wall of the inclined slot (15) is provided with a length measuring scale (14). The initial velocity control device is simple in operation, high in control precision and very practical.
Description
Technical field
The utility model belongs to simulation drop shaft and unloads ore deposit technical field, is specifically related to a kind ofly for simulating drop shaft, slip the ore of ore deposit experiment and enter well initial velocity control device.
Background technology
Drop shaft is important component part and the throat of mine transportation, the normal problems such as obstruction, race ore deposit and borehole wall damage that occur in drop shaft, once these problems produce, maintenance job is difficulty quite, will affect normal production and the economic benefit in mine.Therefore it is very necessary, drop shaft being slipped to ore deposit simulated experiment before and after the ore pass construction.Particularly after design completes, drop shaft is slipped to ore deposit simulated experiment, the issuable problem of analyses and prediction, and the drop shaft structural parameters of design are optimized, special processing is carried out in some position in work progress, can effectively reduce and even avoid the normal problem occurring in drop shaft.
At present, drop shaft slips ore deposit simulated experiment and mostly is the numerical simulations such as finite element, discrete element, and analog simulation test and original position experimental applications are less.Though time and cost that numerical simulation is easy to operate, required are few, numerical simulation not only lacks intuitive, and the accuracy of the required material parameter of numerical simulation cannot guarantee; Though it is actual that in-situ test approaches the most, because experiment condition restriction is difficult to carry out; Analog simulation experimental implementation is comparatively simple, though observation experiment result intuitively not yet has at present effective simulation drop shaft to slip the experimental provision in ore deposit.From scientific and intuitive, analog simulation test has advantage most.Therefore, doing analog simulation tests to simulate drop shaft and slips ore deposit and will become inexorable trend.
It is very crucial technical data that drop shaft slips in the test of ore deposit analog simulation the control that ore when drop shaft mouth unloads ore deposit enters the initial velocity of well, but it is open at home and abroad there is no so far relevant technology.
Summary of the invention
The utility model is intended to solve the problems of the technologies described above, object be to provide a kind of simple to operate, control accuracy is higher and practical for simulating drop shaft, slips the ore of ore deposit experiment and enter well initial velocity control device.
For achieving the above object, the technical solution adopted in the utility model is: described initial velocity is controlled experimental provision and comprised support, platform, 4 rhizoid thick sticks, 4 turbine boxes and 2 worm drive shafts.At four jiaos of places near platform, be fixed with respectively turbine box, the worm screw at every worm drive shaft two ends forms respectively turbine and worm pair with the turbine in corresponding turbine box, and the end, one end of every worm drive shaft is connected by shaft coupling with the output shaft of synchronous motor separately.Close four jiaos of places at support are fixed with respectively leading screw, 4 rhizoid thick sticks are vertically threaded by the self-corresponding feed screw nut of the sleeve on turbine box and each respectively, feed screw nut is fixedly mounted in the turbine center pit in corresponding turbine box concentrically, and the platform under turbine center pit has through hole.
Directly over platform, be provided with support, support is rectangular frame, and rectangular frame is fixed with two upper beam symmetrically, and the ore bucket back up pad of unloading ore bucket is arranged in the upper plane of two upper beam actively.Skewed slot with unload ore bucket and arrange in opposite directions, the upper end of skewed slot is free end, and the upper end of skewed slot is positioned between two upper beam, and the back side at skewed slot middle part leans against on movable support bar, the lower end at the skewed slot back side is flexibly connected with bottom fixed bar, and the two ends of bottom fixed bar are fixed on the both sides of platform.The two ends of movable support bar are arranged in the shifting chute of lower beam of both sides, and the two ends of two lower beam respectively bearing by are separately fixed on platform, and two lower beam are positioned at the both sides of skewed slot.
The port of skewed slot lower end is provided with drop shaft model.
The described ore bucket that unloads is the integral body that upper and lower forms.Both sides between upper and lower are flatly provided with ore bucket back up pad, unload the top of ore bucket for unloading ore bucket storehouse, unloading ore bucket storehouse is square tube shape, unload the front side of ore bucket bottom for going out mine mouth, the both sides of unloading ore bucket bottom are triangle, the rear side that unloads ore bucket bottom is inclined-plane, and the angle α of described inclined-plane and surface level is 40～45 °; The front side of unloading ore bucket is provided with slot, and slot is equipped with plate actively.
Described height of support is 1/3～1/2 of chute length;
Described skewed slot sidewall is provided with length measuring ruler.
Owing to adopting technique scheme, the utility model compared with prior art has following good effect:
1. simple to operate.The utility model starts the synchronous motor of platform both sides, by turbine and worm subband, moves guide screw movement to regulate the distance between support and platform; Move and be arranged on the movable support bar in shifting chute, the skewed slot leaning against on support bar will turn forward or to rear-guard, between skewed slot lower end and bottom fixed bar, can relatively rotate, and change the angle of skewed slot and surface level; Move and be placed on the ore bucket that unloads in upper beam, can go out the vertical range between mine mouth and skewed slot according to the size adjustment of ore grain size, therefore simple in structure, easy to operate.
2. practical.It is the important method of research drop shaft structure and failure prediction and control that drop shaft slips ore deposit simulated experiment, it is very crucial technical data that drop shaft slips in the simulated experiment of ore deposit that initial velocity that ore when drop shaft mouth unloads ore deposit enters well controls, and it is open at home and abroad there is no at present relevant technology, while unloading ore deposit according to simulation drop shaft mouth described in the utility model, ore enters the initial velocity experimental provision of well, be used for testing lab simulation drop shaft and slip ore deposit experiment, to the research of drop shaft structure and drop shaft failure prediction and prevented and treated directive function, therefore practical.
3. control accuracy is higher.The jacking system that the utility model adopts synchronous motor, worm couple and leading screw to form, has realized the vertical movement of support.The utility model, by being arranged on the length measuring ruler of skewed slot sidewall, can directly be read skewed slot bottom to the length L of skewed slot and movable support bar touching position
1with ore at the range ability L on skewed slot
2; Because the vertical range H of movable support bar and bottom fixed bar is known, the angle of knowing skewed slot and surface level is θ=arcsin (H/L
1), θ is the deflection that ore while unloading ore deposit enters well initial velocity v.Another according to the friction factor u of skewed slot, while obtaining unloading ore deposit, ore enters well initial velocity v:
therefore the utility model control accuracy is higher.
Therefore, the utlity model has feature simple to operate, control accuracy is higher and practical.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of the present utility model;
Fig. 2 unloads the structural representation of ore bucket 17 in Fig. 1;
Fig. 3 is the structural representation that Fig. 2 unloads ore bucket 17 use plates 21;
Fig. 4 is the structural representation of skewed slot 15 in Fig. 1.
Embodiment:
Below in conjunction with the drawings and specific embodiments, the utility model is further described, not the restriction to its protection domain:
Embodiment 1
A kind ofly for simulating drop shaft, slip the ore of ore deposit experiment and enter well initial velocity control device.As shown in Figure 1, described initial velocity control experimental provision comprises support 13,1,4 turbine boxes 7 of platform 5,4 rhizoid thick stick and 2 worm drive shafts 6.At four jiaos of places near platform 5, be fixed with respectively turbine box 7, the worm screw at every worm drive shaft 6 two ends forms respectively turbine and worm pair with the turbine in corresponding turbine box 7, and the end, one end of every worm drive shaft 6 is connected by shaft coupling with the output shaft of synchronous motor 11 separately.Close four jiaos of places at support 13 are fixed with respectively leading screw 1,4 rhizoid thick sticks 1 are vertically threaded with each self-corresponding feed screw nut by the sleeve 2 on turbine box 7 respectively, feed screw nut is fixedly mounted in the turbine center pit in corresponding turbine box 7 concentrically, and the platform 5 under turbine center pit has through hole.
As shown in Figure 1, be provided with support 13 directly over platform 5, support 13 is rectangular frame, and rectangular frame is fixed with two upper beam 16 symmetrically, and the ore bucket back up pad 19 of unloading ore bucket 17 is arranged in the upper plane of two upper beam 16 actively.Skewed slot as shown in Figure 4 15 with unload ore bucket 17 and arrange in opposite directions, the upper end of skewed slot 15 is free end, the upper end of skewed slot 15 is positioned at 16 of two upper beam, the back side at skewed slot 15 middle parts leans against on movable support bar 12, the lower end at skewed slot 15 back sides is flexibly connected with bottom fixed bar 9, and the two ends of bottom fixed bar 9 are fixed on the both sides of platform 5.The two ends of movable support bar 12 are arranged in the shifting chute 10 of lower beam 3 of both sides, and the two ends of two lower beam 3 respectively bearing 4 by are separately fixed on platform 5, and two lower beam 3 are positioned at the both sides of skewed slot 15.
The port of skewed slot 15 lower ends is provided with drop shaft model 8.
As shown in Figure 2, describedly unload the integral body that ore bucket 17 forms for upper and lower.Both sides between upper and lower are flatly provided with ore bucket back up pad 19, unload the top of ore bucket 17 for unloading ore bucket storehouse, unloading ore bucket storehouse is square tube shape, unload the front side of ore bucket 17 bottoms for going out mine mouth 18, the both sides of unloading ore bucket 17 bottoms are triangle, the rear side that unloads ore bucket 17 bottoms is inclined-plane, and the angle α of described inclined-plane and surface level is 40～45 °.The front side of unloading ore bucket 17 is provided with slot 20, and slot 20 is equipped with plate 21 as shown in Figure 3 actively.
Described bearing 4 is highly 1/3～1/2 of skewed slot 15 length;
Described skewed slot 15 sidewalls are provided with length measuring ruler 14.
Owing to adopting technique scheme, this embodiment compared with prior art has following good effect:
1. simple to operate.The synchronous motor 11 that this embodiment starts platform both sides, moves to regulate the distance between support 13 and platform 5 by turbine and worm subband movable wire thick stick 1; Move and be arranged on the movable support bar 12 in shifting chute 10, the skewed slot 15 leaning against on support bar 12 will turn forward or to rear-guard, between skewed slot 15 lower ends and bottom fixed bar 9, can relatively rotate, and change the angle of skewed slot 15 and surface level; Mobile being placed on unloaded ore bucket 17 in upper beam 16, can go out the vertical range between mine mouth 18 and skewed slot 15 according to the size adjustment of ore grain size, therefore simple in structure, easy to operate.
2. practical.It is the important method of research drop shaft structure and failure prediction and control that drop shaft slips ore deposit simulated experiment, it is very crucial technical data that drop shaft slips in the simulated experiment of ore deposit that initial velocity that ore when drop shaft mouth unloads ore deposit enters well controls, and it is open at home and abroad there is no at present relevant technology, while unloading ore deposit according to the simulation drop shaft mouth described in this embodiment, ore enters the initial velocity experimental provision of well, be used for testing lab simulation drop shaft and slip ore deposit experiment, to the research of drop shaft structure and drop shaft failure prediction and prevented and treated directive function, therefore practical.
3. control accuracy is higher.The jacking system that this embodiment adopts synchronous motor 11, worm couple and leading screw 1 to form, has realized the vertical movement of support 13.This embodiment, by being arranged on the length measuring ruler 14 of skewed slot 15 sidewalls, can directly be read skewed slot 15 bottoms to the length L of skewed slot 15 and movable support bar 12 touching positions
1with ore at the range ability L on skewed slot
2; Because movable support bar 12 is known with the vertical range H of bottom fixed bar 9, know that skewed slot 15 and the angle of surface level are θ=arcsin (H/L
1), θ is the deflection that ore while unloading ore deposit enters well initial velocity v.Another according to the friction factor u of skewed slot 15, while obtaining unloading ore deposit, ore enters well initial velocity v:
therefore this embodiment control accuracy is higher.
Therefore, this embodiment has feature simple to operate, control accuracy is higher and practical.
Claims (4)
1. for simulating drop shaft, slip the ore of ore deposit experiment and enter a well initial velocity control device, it is characterized in that described initial velocity control device comprises support (13), platform (5), 4 rhizoid thick sticks (1), 4 turbine boxes (7) and 2 worm drive shafts (6); At four jiaos of places near platform (5), be fixed with respectively turbine box (7), turbine in the worm screw at every worm drive shaft (6) two ends and corresponding turbine box (7) forms respectively turbine and worm pair, and the end, one end of every worm drive shaft (6) is connected by shaft coupling with the output shaft of synchronous motor (11) separately; Close four jiaos of places at support (13) are fixed with respectively leading screw (1), 4 rhizoid thick sticks (1) are vertically threaded with each self-corresponding feed screw nut by the sleeve (2) on turbine box (7) respectively, feed screw nut is fixedly mounted in the turbine center pit in corresponding turbine box (7) concentrically, and the platform under turbine center pit (5) has through hole;
Directly over platform (5), be provided with support (13), support (13) is rectangular frame, rectangular frame is fixed with two upper beam (16) symmetrically, and the ore bucket back up pad (19) of unloading ore bucket (17) is arranged in the upper plane of two upper beam (16) actively; Skewed slot (15) with unload ore bucket (17) and arrange in opposite directions, the upper end of skewed slot (15) is free end, the upper end of skewed slot (15) is positioned between two upper beam (16), the back side at skewed slot (15) middle part leans against on movable support bar (12), the lower end at skewed slot (15) back side is flexibly connected with bottom fixed bar (9), and the two ends of bottom fixed bar (9) are fixed on the both sides of platform (5); The two ends of movable support bar (12) are arranged in the shifting chute (10) of lower beam (3) of both sides, the two ends of two lower beam (3) respectively the bearing (4) by be separately fixed on platform (5) upper, two lower beam (3) are positioned at the both sides of skewed slot (15);
The port of skewed slot (15) lower end is provided with drop shaft model (8).
2. according to claim 1ly for simulating drop shaft, slip the ore of ore deposit experiment and enter well initial velocity control device, it is characterized in that described unloading ore bucket (17) for the integral body of upper and lower composition; Both sides between upper and lower are flatly provided with ore bucket back up pad (19), unload the top of ore bucket (17) for unloading ore bucket storehouse, unloading ore bucket storehouse is square tube shape, unload the front side of ore bucket (17) bottom for going out mine mouth (18), the both sides of unloading ore bucket (17) bottom are triangle, the rear side that unloads ore bucket (17) bottom is inclined-plane, and the angle α of described inclined-plane and surface level is 40 ~ 45 °; The front side of unloading ore bucket (17) is provided with slot (20), and slot (20) is equipped with plate (21) actively.
3. according to claim 1ly for simulating drop shaft, slip the ore of ore deposit experiment and enter well initial velocity control device, it is characterized in that described bearing (4) is highly 1/3 ~ 1/2 of skewed slot (15) length.
4. according to claim 1ly for simulating drop shaft, slip the ore of ore deposit experiment and enter well initial velocity control device, it is characterized in that described skewed slot (15) sidewall is provided with length measuring ruler (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420248117.7U CN203838949U (en) | 2014-05-14 | 2014-05-14 | Initial velocity control device for ores entering mine during draw-shaft and ore-pass experiment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420248117.7U CN203838949U (en) | 2014-05-14 | 2014-05-14 | Initial velocity control device for ores entering mine during draw-shaft and ore-pass experiment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203838949U true CN203838949U (en) | 2014-09-17 |
Family
ID=51516763
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420248117.7U Withdrawn - After Issue CN203838949U (en) | 2014-05-14 | 2014-05-14 | Initial velocity control device for ores entering mine during draw-shaft and ore-pass experiment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203838949U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103996345A (en) * | 2014-05-14 | 2014-08-20 | 武汉科技大学 | Initial speed control experimental facility of ore entering well during jack shaft mouth ore discharging simulation |
| CN105976693A (en) * | 2016-07-12 | 2016-09-28 | 辽宁科技大学 | Ore removal mechanism used for ore drawing experiment |
| CN106023774A (en) * | 2016-07-12 | 2016-10-12 | 辽宁科技大学 | Adjustable automatic ore-drawing device controlled by PLC |
| CN114397426A (en) * | 2021-12-24 | 2022-04-26 | 鞍钢集团矿业有限公司 | High-depth draw shaft arching simulation device and using method |
-
2014
- 2014-05-14 CN CN201420248117.7U patent/CN203838949U/en not_active Withdrawn - After Issue
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103996345A (en) * | 2014-05-14 | 2014-08-20 | 武汉科技大学 | Initial speed control experimental facility of ore entering well during jack shaft mouth ore discharging simulation |
| CN105976693A (en) * | 2016-07-12 | 2016-09-28 | 辽宁科技大学 | Ore removal mechanism used for ore drawing experiment |
| CN106023774A (en) * | 2016-07-12 | 2016-10-12 | 辽宁科技大学 | Adjustable automatic ore-drawing device controlled by PLC |
| CN106023774B (en) * | 2016-07-12 | 2018-11-06 | 辽宁科技大学 | A kind of adjustable automatic ore removal device controlled by PLC |
| CN105976693B (en) * | 2016-07-12 | 2018-11-16 | 辽宁科技大学 | A kind of ore removal mechanism for ore drawing experiment |
| CN114397426A (en) * | 2021-12-24 | 2022-04-26 | 鞍钢集团矿业有限公司 | High-depth draw shaft arching simulation device and using method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203838949U (en) | Initial velocity control device for ores entering mine during draw-shaft and ore-pass experiment | |
| CN104965129A (en) | Single-probe near-field antenna test system | |
| CN104355141B (en) | A kind of Bulk Grain is weighed loading station | |
| CN204422671U (en) | The two of a kind of touch-screen refer to liner agency | |
| CN103996345B (en) | A kind ofly simulate ore when drop shaft mouth unloads ore deposit and enter the initial velocity Control release device of well | |
| CN102674677B (en) | Improved glass drilling machine | |
| CN105423980A (en) | Solid material layer thickness detection device | |
| CN204184961U (en) | A kind of Bulk Grain is weighed loading station | |
| CN207414761U (en) | A kind of automatic screw-driving detection device | |
| CN104110046A (en) | Entering-rock cast-in-place pile sediment thickness measuring device and utilizing method thereof | |
| CN103802050B (en) | The clamp structure of liquid crystal TV set backboard roughness measurement | |
| CN104061993B (en) | The fits automatically system of high accuracy weighing apparatus Load Meter | |
| CN204024701U (en) | A kind ofly slip the experimental facilities of ore deposit process for simulating drop shaft | |
| CN204461786U (en) | The sampler of novel concrete grog | |
| CN204064220U (en) | High precision plane dip stick | |
| CN207488446U (en) | Substrate detection apparatus | |
| CN104091507A (en) | Experiment device for simulating ore sliding of orepass | |
| CN203929021U (en) | A kind of device for detecting length | |
| CN204602644U (en) | A kind of screening plant of O type circle | |
| CN204963831U (en) | Cover to reinforcement thickness measurement appearance automatic checkout device | |
| CN202171439U (en) | Supporting box detection equipment | |
| CN203741648U (en) | Electrical eddy current type roll gap adjustment and measurement device | |
| CN104443901A (en) | Precise material adding device | |
| CN105910573A (en) | Flatness detection device | |
| CN207466177U (en) | It is a kind of can be with the blackboard for teaching of fast lifting |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140917 Effective date of abandoning: 20160302 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |