CN212581307U - Safe mining lifting machine - Google Patents
Safe mining lifting machine Download PDFInfo
- Publication number
- CN212581307U CN212581307U CN202021537397.5U CN202021537397U CN212581307U CN 212581307 U CN212581307 U CN 212581307U CN 202021537397 U CN202021537397 U CN 202021537397U CN 212581307 U CN212581307 U CN 212581307U
- Authority
- CN
- China
- Prior art keywords
- disc
- motor
- fixedly connected
- matched
- rotating shaft
- 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- Withdrawn - After Issue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
- 238000005065 mining Methods 0.000 title abstract description 6
- 230000009467 reduction Effects 0.000 claims abstract description 24
- 230000008878 coupling Effects 0.000 claims abstract description 11
- 238000010168 coupling process Methods 0.000 claims abstract description 11
- 238000005859 coupling reaction Methods 0.000 claims abstract description 11
- 238000004804 winding Methods 0.000 claims abstract description 9
- 230000005540 biological transmission Effects 0.000 claims description 10
- 230000001939 inductive effect Effects 0.000 claims description 9
- 230000006698 induction Effects 0.000 claims 1
- 239000003638 chemical reducing agent Substances 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 230000005856 abnormality Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000009347 mechanical transmission Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
Images
Landscapes
- Types And Forms Of Lifts (AREA)
Abstract
The utility model provides a safe mining elevator, which comprises an elevator bracket and a roller; the roller comprises a winding drum and a rotating shaft, the winding drum is fixedly arranged on the rotating shaft, a first bearing seat and a second bearing seat are respectively and movably connected to two sides of the rotating shaft, the first bearing seat and the second bearing seat are fixedly connected to the hoisting machine support, and the roller is further provided with an emergency brake device; further comprising: the first coupling comprises a first disc and a second disc; the second disc is fixedly connected with the left end of the rotating shaft; the first reduction gearbox is fixedly connected with the first turntable; a first motor; connecting the first reduction gearbox; the second coupling comprises a third disc and a fourth disc; the third round disc is fixedly connected with the right end of the rotating shaft; the second reduction gearbox is fixedly connected with the fourth turntable; a second motor; connecting the second reduction gearbox; and the linkage device can drive the first disc and the fourth disc to move left and right on the horizontal position.
Description
Technical Field
The utility model relates to a safe mining lifting machine.
Background
The mine hoist is widely used in a mine shaft due to high hoisting efficiency, the hoist can be simply divided into a winding mode and a friction mode, and a hoisting container is mainly divided into a cage, a skip and a bucket; the main mechanical transmission working principle is as follows: the main motor drives the speed reducer, the speed reducer drives the main roller, the main roller drives the lifting container, and finally the lifting and lowering functions of personnel or materials are realized; safety measures of the mine are very important, for example, double-loop power supply control is adopted, when one power supply fails, the other loop power supply can be replaced quickly, and personnel safety is guaranteed; however, in the field use process, the main shaft transmission parts of the elevator are as follows: when main motor, shaft coupling, reduction gear etc. broke down, the supporting arresting gear of lifting machine will make the lifting machine be in the braking and shut down to the maintenance state, and at this moment the personnel or the material in the promotion container are mostly in the middle of the pit shaft, can only maintain through dismantling the change spare part at present, and it is long, and the mine degree of depth reaches several hundred meters to kilometers, is stranded in the pit shaft for a long time, and factors such as its psychological pressure make stranded personnel's situation very dangerous.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming above-mentioned defect, providing a safe mining lifting machine for when taking place the spare part and damaging, can have emergency rescue device to handle similar problem, guarantee personnel's safety.
The utility model adopts the following technical scheme:
a safety mine hoist comprises a hoist bracket and a roller; the roller comprises a winding drum and a rotating shaft, the winding drum is fixedly arranged on the rotating shaft, a first bearing seat and a second bearing seat are respectively and movably connected to two sides of the rotating shaft, the first bearing seat and the second bearing seat are fixedly connected to the hoisting machine support, and the roller is further provided with an emergency brake device; further comprising: the first coupling comprises a first disc and a second disc; the first disc is provided with a plurality of cavities, and the second disc is provided with a plurality of bulges matched with the cavities; the second disc is fixedly connected with the left end of the rotating shaft; the first reduction gearbox is fixedly connected with the first turntable; a first motor; connecting the first reduction gearbox; the second coupling comprises a third disc and a fourth disc; the fourth disc is provided with a plurality of containing cavities, the third disc is provided with a plurality of bulges matched with the containing cavities, and the third disc is fixedly connected with the right end of the rotating shaft; the second reduction gearbox is fixedly connected with the fourth turntable; a second motor; connecting the second reduction gearbox; the linkage device can drive the first disc and the fourth disc to move left and right on the horizontal position, and when the first disc is matched with the second disc, the third disc is separated from the fourth disc; or when the third disc is matched with the fourth disc, the first disc is separated from the second disc; and the coding device is connected with a control system of the hoister and is used for automatically measuring and controlling the running of the hoister.
Preferably, the linkage device comprises a first supporting platform, a second supporting platform, a linkage rod and a third motor; the first supporting table and the second supporting table are respectively provided with a slide rail, a travel switch is arranged in each slide rail, and a slide panel is arranged above each slide rail; the first disc, the first reduction gearbox and the first motor are all arranged on the sliding panel of the first supporting table; the fourth disc, the second reduction gearbox and the second motor are all arranged on the sliding panel of the second support platform; the linkage rod comprises a driving rod, the driving rod is provided with a rack, two ends of the driving rod are provided with connecting rods, and the connecting rods are respectively and fixedly connected with the sliding panel of the first supporting table and the sliding panel of the second supporting table; the third motor is fixed on the ground and is matched with the travel switch for use; the third motor is provided with a gear, and the gear is matched with a rack arranged on the driving rod.
Preferably, the third motor is fixed through a motor support frame; the motor support frame is provided with a motor frame, two foot rests are fixedly connected to the lower portion of the motor frame, the motor frame is fixed to the third motor through bolts, and the two foot rests are fixed to the ground through bolts.
Preferably, inductive switches are arranged on two sides of the elevator support, and whether the first disc or the fourth disc is in place is checked, so that the first disc is matched with the second disc, or the third disc is matched with the fourth disc.
Preferably, the inductive switch is a photoelectric inductive switch.
Preferably, the coding device comprises a transmission gear and a coder; the transmission gear is fixedly arranged on a rotating shaft of the roller; the encoder is arranged on the hoister bracket and is matched with the transmission gear.
The utility model has the advantages that: when the lifting machine broke down, for example under the circumstances such as main motor burns out, the broken round pin of shaft coupling, reduction gear damage, the supporting arresting gear of lifting machine will make the lifting machine be in the braking and shut down to the maintenance state, and at this moment, the personnel in the promotion container are mostly in the middle of the pit shaft, need not to spend a large amount of time replacing parts, can directly break away from the equipment that breaks down, adopt emergent drive mechanism, and the personnel of rescuing fast avoid dangerous emergence, reach the effect of safe handling.
Drawings
Fig. 1 is an overall schematic view of the present invention.
Fig. 2 is a partial schematic view of the present invention.
Fig. 3 is a partial schematic view of the present invention.
Fig. 4 is a schematic view of a third electric machine according to the present invention.
Fig. 5 is a schematic diagram of the encoding device of the present invention.
Detailed Description
In order to make the purpose and technical solution of the present invention clearer, the following description is made with reference to the accompanying drawings and embodiments to further explain the present invention:
the safety mining hoist as shown in fig. 1-5 comprises a hoist bracket 1, a roller 2; the roller comprises a winding drum 21 and a rotating shaft 22, the winding drum 21 is fixedly installed on the rotating shaft 22, a first bearing seat 31 and a second bearing seat 32 are respectively and movably connected to two sides of the rotating shaft 22, the first bearing seat 31 and the second bearing seat 32 are fixedly connected to the hoisting machine support 1, and the roller 2 is further provided with an emergency brake device (not shown in the figure); further comprising: a first coupling 4 including a first disc 41 and a second disc 42; the first disk 41 is provided with a plurality of cavities, and the second disk 42 is provided with a plurality of bulges matched with the cavities; the second disc 42 is fixedly connected with the left end of the rotating shaft 22; the first reduction gearbox 61 is fixedly connected with the first rotating disc 41; a first motor 71; the first reduction gearbox 61 is connected; a second coupling 5 including a third disc 51, a fourth disc 52; the fourth disk 52 is provided with a plurality of cavities, the third disk 51 is provided with a plurality of bulges matched with the cavities, and the third disk 51 is fixedly connected with the right end of the rotating shaft 22; the second reduction box 62 is fixedly connected with the fourth rotating disc 52; a second motor 72; the second reduction gearbox 62 is connected; the linkage device 8 can drive the first disc 41 and the fourth disc 52 to move left and right on the horizontal position, and when the first disc 41 is matched with the second disc 42, the third disc 51 is separated from the fourth disc 52; or when the third disc 51 is matched with the fourth disc 52, the first disc 41 is separated from the second disc 42; and the coding device 9 is connected with a control system (PLC) of the hoister, automatically measures and controls the running of the hoister, and can display information such as the speed, the well depth and the like of the hoister on a display screen.
Preferably, the linkage device 8 includes a first supporting platform 81, a second supporting platform 82, a linkage rod, and a third motor 84; the first supporting platform 81 and the second supporting platform 82 are both provided with a slide rail 85, a travel switch (not shown in the figure) is arranged in the slide rail, and a sliding panel 86 is arranged above the slide rail; the first disc 41, the first reduction gearbox 61 and the first motor 71 are all arranged on the sliding panel 86 of the first supporting platform 81; the fourth disc 52, the second reduction gearbox 62 and the second motor 72 are all arranged on the sliding panel 86 of the second support platform 82; the linkage rod comprises a driving rod 831, the driving rod 831 is provided with a rack, two ends of the driving rod 83 are provided with connecting rods 832 which are respectively and fixedly connected with the sliding panel of the first supporting platform 81 and the sliding panel of the second supporting platform 82; the third motor 84 is fixed on the ground and is matched with the travel switch for use; the third motor 84 is provided with a gear that is engaged with a rack provided in the driving rod 831.
Preferably, the third motor 84 is fixed by a motor support frame; the motor support frame is equipped with motor frame 841, motor frame 841 below is connected and is fixed with two foot rests 842, motor frame 841 passes through the bolt fastening third motor 84, two foot rests 842 have through the bolt to be fixed in subaerially.
Preferably, the inductive switches 11 are disposed on both sides of the elevator frame 1, and it is checked whether the first disk 41 or the fourth disk 52 moves in place, so that the first disk 41 fits with the second disk 42, or the third disk 51 fits with the fourth disk 52.
Preferably, the inductive switch 11 is a photoelectric inductive switch.
Preferably, the coding device comprises a transmission gear 91, an encoder 92; the transmission gear 91 is fixed on the rotating shaft 22 of the roller; the encoder 92 is installed on the hoisting machine bracket 1 and is matched with the transmission gear 91.
The utility model discloses an use scene and mode to do: when the first motor, the first speed reducer or the first coupling fails to be used or is damaged to cause the rapid falling of the hoister, the PLC finds out the abnormality through data transmitted by the encoder, and adopts emergency braking to stop the hoister, and at the moment, the hoister is ensured to be in a static state by a hoister braking system; at this time, the third motor is operated to separate the first disk 41 from the second disk 42 (at this time, a brake system of the elevator is involved to keep the elevator in a static state, so that the first disk 41 and the second disk 42 are not locked up), and the third disk 51 is engaged with the fourth disk 52; in this process, the second motor may be intermittently turned on so that the protrusions of the third disc 51 are aligned with the cavities of the fourth disc 52; the travel switch makes a plurality of bulges of the third disc 51 completely enter a plurality of cavities of the fourth disc 52, and in addition, the inductive switch is arranged, so that at least two sets of left and right couplers are ensured, one side of the coupler is linked with the rotating shaft of the roller certainly, the emergency brake can be loosened through the PLC, the second motor is adopted to operate, and accidents are avoided.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to be referred must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The components adopted by the utility model are all universal standard components or components known by the technicians in the field, and the structure and the principle of the components are known by the technicians through technical manuals or conventional experimental methods.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any slight modifications, equivalent changes and modifications made by the technical spirit of the present invention to the above embodiments still belong to the protection scope of the present invention.
Claims (6)
1. A safety mine hoist comprises a hoist bracket and a roller; the roller comprises a winding drum and a rotating shaft, the winding drum is fixedly arranged on the rotating shaft, a first bearing seat and a second bearing seat are respectively and movably connected to two sides of the rotating shaft, the first bearing seat and the second bearing seat are fixedly connected to the hoisting machine support, and the roller is further provided with an emergency brake device; it is characterized by also comprising:
the first coupling comprises a first disc and a second disc; the first disc is provided with a plurality of cavities, and the second disc is provided with a plurality of bulges matched with the cavities; the second disc is fixedly connected with the left end of the rotating shaft;
the first reduction gearbox is fixedly connected with the first disc;
a first motor; connecting the first reduction gearbox;
the second coupling comprises a third disc and a fourth disc; the fourth disc is provided with a plurality of containing cavities, the third disc is provided with a plurality of bulges matched with the containing cavities, and the third disc is fixedly connected with the right end of the rotating shaft;
the second reduction gearbox is fixedly connected with the fourth disc;
a second motor; connecting the second reduction gearbox;
the linkage device can drive the first disc and the fourth disc to move left and right on the horizontal position, and when the first disc is matched with the second disc, the third disc is separated from the fourth disc; or when the third disc is matched with the fourth disc, the first disc is separated from the second disc;
and the coding device is connected with a control system of the hoister and is used for automatically measuring and controlling the running of the hoister.
2. A safety mine hoist according to claim 1, characterized in that:
the linkage device comprises a first supporting platform, a second supporting platform, a linkage rod and a third motor;
the first supporting table and the second supporting table are respectively provided with a slide rail, a travel switch is arranged in each slide rail, and a slide panel is arranged above each slide rail;
the first disc, the first reduction gearbox and the first motor are all arranged on the sliding panel of the first supporting table;
the fourth disc, the second reduction gearbox and the second motor are all arranged on the sliding panel of the second support platform;
the linkage rod comprises a driving rod, the driving rod is provided with a rack, two ends of the driving rod are provided with connecting rods, and the connecting rods are respectively and fixedly connected with the sliding panel of the first supporting table and the sliding panel of the second supporting table;
the third motor is fixed on the ground and is matched with the travel switch for use;
the third motor is provided with a gear, and the gear is matched with a rack arranged on the driving rod.
3. A safety mine hoist according to claim 2, characterized in that:
the third motor is fixed on the ground through a motor support frame;
the motor support frame is provided with a motor frame, two foot rests are fixedly connected to the lower portion of the motor frame, the motor frame is fixed to the third motor through bolts, and the two foot rests are fixed to the ground through bolts.
4. A safety mine hoist according to any one of claims 1 to 3, characterised in that:
and induction switches are arranged on two sides of the elevator support and used for checking whether the first disc or the fourth disc is in place or not, so that the first disc is matched with the second disc or the third disc is matched with the fourth disc.
5. A safety mine hoist according to claim 4, characterized in that:
the inductive switch is a photoelectric inductive switch.
6. A safety mine hoist according to claim 1, characterized in that:
the coding device comprises a transmission gear and a coder;
the transmission gear is fixedly arranged on a rotating shaft of the roller;
the encoder is arranged on the hoister bracket and is matched with the transmission gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021537397.5U CN212581307U (en) | 2020-07-30 | 2020-07-30 | Safe mining lifting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021537397.5U CN212581307U (en) | 2020-07-30 | 2020-07-30 | Safe mining lifting machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212581307U true CN212581307U (en) | 2021-02-23 |
Family
ID=74658292
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021537397.5U Withdrawn - After Issue CN212581307U (en) | 2020-07-30 | 2020-07-30 | Safe mining lifting machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212581307U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111731975A (en) * | 2020-07-30 | 2020-10-02 | 福建马坑矿业股份有限公司 | Safe mining lifting machine |
| CN113772521A (en) * | 2021-07-30 | 2021-12-10 | 中信重工机械股份有限公司 | Emergency auxiliary driving device for mine hoist |
-
2020
- 2020-07-30 CN CN202021537397.5U patent/CN212581307U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111731975A (en) * | 2020-07-30 | 2020-10-02 | 福建马坑矿业股份有限公司 | Safe mining lifting machine |
| CN111731975B (en) * | 2020-07-30 | 2024-08-13 | 福建马坑矿业股份有限公司 | Safe mining lifting machine |
| CN113772521A (en) * | 2021-07-30 | 2021-12-10 | 中信重工机械股份有限公司 | Emergency auxiliary driving device for mine hoist |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN212581307U (en) | Safe mining lifting machine | |
| CN103287805B (en) | Chain bucket | |
| CN203845640U (en) | Traction sheave deflection alarm device of elevator | |
| CN108640032A (en) | Logistics electric lifting platform | |
| US20060151247A1 (en) | Electromagnetic release | |
| CN202201597U (en) | Intelligent control system of lifter used for building construction | |
| CN111731975A (en) | Safe mining lifting machine | |
| CN107814286B (en) | A kind of building lift protection structure | |
| CN208122413U (en) | A kind of safety parking systems having anti-drop function | |
| CN215402697U (en) | Trackless rubber-tyred single-double speed electric hoist gantry crane | |
| CN108622780B (en) | Safety door automatic locking control system for underground mine shaft | |
| CN115571799A (en) | Special lifting device of assembly type building construction | |
| CN212101716U (en) | Early warning device for steel wire rope groove-disengaging of bridge crane | |
| CN207632394U (en) | A kind of polar crane lifting mechanism with off-axis defencive function | |
| CN108100838B (en) | Large-load spiral winding friction lifting system and method for ultra-deep vertical shaft | |
| CN207226717U (en) | A kind of building hoist state feedback control system | |
| CN211619835U (en) | A transportation elevating system for fire engineering | |
| CN205472195U (en) | Mine winder | |
| CN212356356U (en) | Hoisting mechanism with constant power control device | |
| CN219990959U (en) | Hoisting equipment | |
| CN211141345U (en) | Overload safety detection device for hoisting equipment | |
| CN217505185U (en) | Safety protection detection device for hoisting machinery | |
| RU153539U1 (en) | ESTACADE CRANE LOAD LIFTING MECHANISM | |
| CN219771472U (en) | Elevator with emergency braking function | |
| CN212403086U (en) | Mining elevator driving sheave cleaning device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20210223 Effective date of abandoning: 20240813 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20210223 Effective date of abandoning: 20240813 |