CN111810226A - Vertical mine rescue device - Google Patents
Vertical mine rescue device Download PDFInfo
- Publication number
- CN111810226A CN111810226A CN202010901574.1A CN202010901574A CN111810226A CN 111810226 A CN111810226 A CN 111810226A CN 202010901574 A CN202010901574 A CN 202010901574A CN 111810226 A CN111810226 A CN 111810226A
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- fixedly arranged
- shell
- gear
- propelling
- lifting
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F11/00—Rescue devices or other safety devices, e.g. safety chambers or escape ways
Abstract
The invention discloses a vertical mine rescue device which comprises a base system, a lower supporting system and an upper supporting system, wherein the base of the base system is also an installation platform of the lower supporting system and the upper supporting system. When the device descends, the pulleys of the base system contact the mine wall to roll, meanwhile, the lower supporting system and the upper supporting system act simultaneously to control the falling speed, when the device ascends, rescued personnel sit on the base plate, the base system controls the upper supporting system to ascend and descend to achieve the alternate ascending and descending of the lower supporting system and the upper supporting system to achieve the ascending of the device, and the rescue function is achieved in the lower supporting system.
Description
Technical Field
The invention relates to the technical field of mine exploration, in particular to a vertical mine rescue device.
Background
The mine can be divided into inclined shaft, flat well according to the pattern, to the shaft, when taking place the mine and collapse, need rescue the personnel of mine below, generally rescues through manual work and rope etc. and rescue danger coefficient is big, in order to solve this problem, application number: CN201910182671.7 discloses a testing device for mine rescue robot, but the invention does not provide a specific structure, nor is it directed to vertical mine rescue.
Disclosure of Invention
Aiming at the technical problem, the invention provides a vertical mine rescue device which comprises a base system, a lower supporting system and an upper supporting system.
The base of the base system is also an installation platform of the lower support system and the upper support system.
The base system includes: the device comprises a chassis, a connecting block, an outer frame, a base, an outer shell, a middle electric cylinder, a middle shell, an outer electric cylinder, an inner shell, a supporting rack, a ring shell, an inner frame, a thick guide rail, a lower supporting plate, a wheel seat, a pulley and a wheel sleeve, wherein the chassis is fixedly arranged on the connecting block, the connecting block is fixedly arranged on the outer frame, the outer frame is fixedly arranged on the ring shell, the inner frame is fixedly arranged on the ring shell, the supporting rack and the thick guide rail are fixedly arranged on the lower supporting plate, the thick guide rail is slidably arranged on the outer frame and the inner frame, the base is fixedly arranged on the inner side of the ring shell, the outer shell is fixedly arranged on the base, the bottom of the outer electric cylinder is fixedly arranged on the outer shell, the top of the outer electric cylinder is fixedly arranged on the middle shell, the middle shell is slidably arranged in the outer shell, the bottom of the middle electric cylinder is fixedly arranged on the middle shell, the top of, the wheel sleeve is fixedly arranged on the outer side of the pulley.
The lower support system includes: the device comprises a chassis, a lifting positioning block, a buffer spring, a lifting block, a movable shaft, a lower wheel, a transmission belt, a propelling gear, a propelling shaft, an upper wheel, a middle gear, a lifting rod, an upper rod, a lower rod, an adjusting motor, a transmission electric cylinder, a transmission rack, a transmission gear, a side bevel gear, a middle bevel gear and a transmission gear, wherein the chassis is fixedly arranged on an outer frame and an inner frame, the lifting positioning block is fixedly arranged on the chassis, the bottom of the buffer spring is fixedly arranged on the chassis, the top of the buffer spring is fixedly arranged on the lifting block, the lifting block is slidably arranged between the lifting positioning blocks, the propelling shaft is rotatably arranged on the chassis, the lower wheel is fixedly arranged on the propelling shaft, the propelling gear is fixedly arranged on the propelling shaft and meshed with a support rack, the movable shaft is rotatably arranged on the lifting block through a rolling bearing, the upper wheel is fixedly arranged on the movable shaft, the transmission belt is, the adjusting motor is fixedly installed on the underframe, the lower rod is fixedly installed on a motor shaft of the adjusting motor, the upper rod is rotatably installed on the lower rod, the lifting rod is rotatably installed on the upper rod, the lifting rod is fixedly installed with the lifting block, the transmission electric cylinder is fixedly installed below the lifting rod, the transmission rack is fixedly installed at the top of the transmission electric cylinder, the transmission gear and the side bevel gear are rotatably installed on the lifting rod through a shaft, the transmission gear is meshed with the transmission rack, the middle bevel gear and the transmission gear are rotatably installed on the inner side of the lifting rod through a shaft, the middle bevel gear is meshed with the side bevel gear, and the transmission gear is meshed with the middle gear.
The upper support system includes: the arc-shaped plate is fixedly arranged on the inner shell, the upper motor is fixedly arranged below the arc-shaped plate, the motor bevel gear is fixedly arranged on a motor shaft of the upper motor, the lower bevel gear and the propelling upper gear are rotatably arranged on the arc-shaped plate through a shaft, the lower bevel gear is meshed with the motor bevel gear, the upper propelling rack and the upper propelling block are fixedly arranged on the upper supporting plate, the upper propelling rack is meshed with the propelling upper gear, the limiting plate is fixedly arranged on the upper propelling block, and the upper propelling block is slidably arranged with the arc-shaped plate.
Furthermore, the mesochite form sliding fit with the shell, the inner shell forms sliding fit with the mesochite, the thick guide rail forms sliding fit with the inner frame and the outer frame, and the pulley forms running fit with the wheel seat.
Furthermore, the propulsion shaft and the bottom frame form a rotating fit, the lifting block and the lifting positioning block form a sliding fit, the moving shaft and the lifting block form a rotating fit, the lower rod and the upper rod form a rotating fit, and the upper rod and the lifting rod form a rotating fit.
Furthermore, the upper propelling block and the arc-shaped plate form sliding fit.
Furthermore, a wheel sleeve is arranged on the outer side of the pulley.
Furthermore, a buffer spring is arranged between the lifting block and the bottom frame.
Furthermore, the base system is provided with six lower supporting systems and upper supporting systems of the upper supporting system.
Furthermore, six pulleys are arranged on the ring shell.
Compared with the prior art, the invention has the beneficial effects that: (1) the invention can realize the integral lifting of the rescue device by the alternative lifting of the upper support system and the lower support system to realize the rescue function; (2) the rescue device is provided with three groups of upper supporting systems and six groups of lower supporting systems, so that the mine side wall can be fully supported, and the safety of the rescue device is ensured; (3) the six groups of pulleys are arranged on the device, so that the device can be matched with the two supporting systems to quickly descend to the bottom of a mine when descending; (4) the lower support system is internally provided with a transmission belt tensioning system to prevent transmission from slipping.
Drawings
FIG. 1 is an overall schematic view of the present invention.
Fig. 2 and 3 are schematic views of the base system of the present invention.
Fig. 4 and 5 are schematic views of the lower support system of the present invention.
FIG. 6 is a schematic view of the upper support system of the present invention.
Reference numerals: 1-a base system; 2-a lower support system; 3-upper support system; 101-a chassis; 102-connecting block; 103-external frame; 104-a base; 105-a housing; 106-middle electric cylinder; 107-mesochite; 108-external electric cylinder; 109-an inner shell; 110-a support rack; 111-a ring shell; 112-inner frame; 113-a coarse guide rail; 114-a lower supporting plate; 115-wheel seat; 116-a pulley; 117-wheel cover; 201-a chassis; 202-lifting a positioning block; 203-a buffer spring; 204-a lifting block; 205-a moving shaft; 206-lower wheel; 207-a transmission belt; 208-a propulsion gear; 209-propulsion shaft; 210-upper wheel; 211-middle gear; 212-a lifting bar; 213-upper rod; 214-lower beam; 215-adjusting the motor; 216-driving electric cylinder; 217-a drive rack; 218-a drive gear; 219-side bevel gear; 220-middle bevel gear; 221-transfer gear; 301-an arc plate; 302-upper motor; 303-motor bevel gear; 304-lower bevel gear; 305-propulsion upper gear; 306-an upper pusher block; 307-a limiting plate; 308-upper pushing rack; 309-upper supporting plate.
Detailed Description
The present invention will be further described with reference to specific examples, which are illustrative of the invention and are not to be construed as limiting the invention.
Example (b): as shown in fig. 1, 2, 3, 4, 5 and 6, the base system 1 is a base, and is also an installation platform for a lower support system 2 and an upper support system 3.
The base system 1 has the specific structure as shown in fig. 2 and 3, wherein the chassis 101 is fixedly mounted on the connecting block 102, the connecting block 102 is fixedly mounted on the outer frame 103, the outer frame 103 is fixedly mounted on the annular shell 111, the inner frame 112 is fixedly mounted on the annular shell 111, the supporting rack 110 and the thick guide rail 113 are fixedly mounted on the lower supporting plate 114, the thick guide rail 113 is slidably mounted on the outer frame 103 and the inner frame 112, the base 104 is fixedly mounted inside the annular shell 111, the outer shell 105 is fixedly mounted on the base 104, the bottom of the outer cylinder 108 is fixedly mounted on the outer shell 105, the top of the outer cylinder 108 is fixedly mounted on the middle shell 107, the middle shell 107 is slidably mounted inside the outer shell 105, the inner shell 109 is slidably mounted inside the middle shell 107, the bottom of the middle cylinder 106 is fixedly mounted on the middle shell 107, the top is fixedly mounted on the inner shell 109, the wheel seat 115 is fixedly mounted outside the annular shell 111, the wheel sleeve 117 is fixedly arranged on the outer side of the pulley 116; the lower support plate 114 is extendable and retractable by the lower support system 2 so that it contacts the mine wall, and extension and retraction of the outer and middle cylinders 108 and 106 controls extension and retraction of the middle housing 107 relative to the outer and inner housings 105 and 109 and relative to the middle housing 107, and controls raising and lowering of the upper support system 3, and the pulley 116 can roll along the mine wall.
Specifically, as shown in fig. 4 and fig. 5, a detailed structural schematic diagram of the lower support system 2 is shown, wherein a base frame 201 is fixedly installed on the outer frame 103 and the inner frame 112, a lift positioning block 202 is fixedly installed on the base frame 201, a bottom portion of a buffer spring 203 is fixedly installed on the base frame 201, a top portion is fixedly installed on a lifting block 204, the lifting block 204 is slidably installed between the lift positioning blocks 202, a propulsion shaft 209 is rotatably installed on the base frame 201, a lower wheel 206 is fixedly installed on the propulsion shaft 209, a propulsion gear 208 is fixedly installed on the propulsion shaft 209, the propulsion gear 208 is engaged with the support rack 110, a moving shaft 205 is rotatably installed on the lifting block 204 through a rolling bearing, an upper wheel 210 is fixedly installed on the moving shaft 205, a transmission belt 207 is wound outside the lower wheel 206 and the upper wheel 210, a middle gear 211 is fixedly installed on the moving shaft 205, an adjusting motor 215 is fixedly installed on the base, the upper rod 213 is rotatably mounted on the lower rod 214, the lifting rod 212 is rotatably mounted on the upper rod 213, the lifting rod 212 is fixedly mounted with the lifting block 204, the driving electric cylinder 216 is fixedly mounted below the lifting rod 212, the driving rack 217 is fixedly mounted at the top of the driving electric cylinder 216, the driving gear 218 and the side bevel gear 219 are rotatably mounted on the lifting rod 212 through a shaft, the driving gear 218 is meshed with the driving rack 217, the middle bevel gear 220 and the transmission gear 221 are rotatably mounted on the inner side of the lifting rod 212 through a shaft, the middle bevel gear 220 is meshed with the side bevel gear 219, and the transmission gear 221 is meshed with the middle gear 211; the transmission electric cylinder 216 can stretch and contract to control the transmission rack 217 to control the transmission gear 221 to rotate, so that the middle gear 211 rotates to drive the pushing gear 208 to rotate to stretch and contract the lower support plate 114, and the adjusting motor 215 rotates to control the lifting rod 212 to lift along the lifting positioning block 202 to tension the transmission belt 207.
Specifically, as shown in fig. 6, a specific structural schematic diagram of the upper support system 3 is shown, wherein an arc-shaped plate 301 is fixedly installed on the inner shell 109, an upper motor 302 is fixedly installed below the arc-shaped plate 301, a motor bevel gear 303 is fixedly installed on a motor shaft of the upper motor 302, a lower bevel gear 304 and a propelling upper gear 305 are rotatably installed on the arc-shaped plate 301 through a shaft, the lower bevel gear 304 is engaged with the motor bevel gear 303, an upper propelling rack 308 and an upper propelling block 306 are fixedly installed on an upper support plate 309, the upper propelling rack 308 is engaged with the propelling upper gear 305, a limiting plate 307 is fixedly installed on the upper propelling block 306, and the upper propelling block 306 is slidably installed with the arc-shaped plate 301; the rotation of the upper motor 302 can control the rotation of the upper propelling gear 305 so as to drive the translation of the upper propelling rack 308, thereby realizing the extension and contraction of the upper supporting plate 309.
When the device is used, during descending, the wheel sleeve 117 on the pulley 116 contacts the mine wall to realize rolling, the driving electric cylinder 216 stretches and contracts to control the driving rack 217 to control the transmission gear 221 to rotate so as to control the middle gear 211 to rotate so as to drive the pushing gear 208 to rotate so as to realize stretching of the lower supporting plate 114, the upper motor 302 rotates to control the pushing upper gear 305 to rotate so as to drive the upper pushing rack 308 to translate so as to realize stretching of the upper supporting plate 309, so as to control the lower supporting plate 114 and the upper supporting plate 309 to contact the mine wall so as to control the falling speed, when ascending, a rescued person sits on the chassis 101, the stretching of the outer electric cylinder 108 and the middle electric cylinder 106 can control the middle shell 107 to stretch relative to the outer shell 105 and the inner shell 109 to realize stretching relative to the middle shell 107, and the lifting of the upper supporting system 3 is controlled so as to realize alternate lifting of the lower supporting system 2 and the upper supporting system 3 to realize lifting, to tension the drive belt 207.
Claims (8)
1. The utility model provides a vertical mine rescue device, includes base system (1), under bracing system (2), goes up braced system (3), its characterized in that:
the base of the base system (1) is also an installation platform of the lower support system (2) and the upper support system (3);
the base system (1) comprises: the device comprises a chassis (101), a connecting block (102), an outer frame (103), a base (104), an outer shell (105), a middle electric cylinder (106), a middle shell (107), an outer electric cylinder (108), an inner shell (109), a supporting rack (110), a ring shell (111), an inner frame (112), a thick guide rail (113), a lower supporting plate (114), a wheel seat (115), a pulley (116) and a wheel sleeve (117), wherein the chassis (101) is fixedly arranged on the connecting block (102), the connecting block (102) is fixedly arranged on the outer frame (103), the outer frame (103) is fixedly arranged on the ring shell (111), the inner frame (112) is fixedly arranged on the ring shell (111), the supporting rack (110) and the thick guide rail (113) are fixedly arranged on the lower supporting plate (114), the thick guide rail (113) is slidably arranged on the outer frame (103) and the inner frame (112), the base (104) is fixedly arranged on the inner side of the ring shell (111), and the outer shell (105) is fixedly arranged on the base (104, the bottom of an external electric cylinder (108) is fixedly arranged on an outer shell (105), the top of the external electric cylinder (108) is fixedly arranged on a middle shell (107), the middle shell (107) is slidably arranged in the outer shell (105), an inner shell (109) is slidably arranged in the middle shell (107), the bottom of the middle electric cylinder (106) is fixedly arranged on the middle shell (107), the top of the middle electric cylinder is fixedly arranged on the inner shell (109), a wheel seat (115) is fixedly arranged on the outer side of a ring shell (111), a pulley (116) is rotatably arranged on the wheel seat (115) through a rolling bearing, and a wheel sleeve (117) is fixedly arranged on the outer side of the pulley (16);
the lower support system 2 comprises: the device comprises a bottom frame (201), a lifting positioning block (202), a buffer spring (203), a lifting block (204), a movable shaft (205), a lower wheel (206), a transmission belt (207), a propelling gear (208), a propelling shaft (209), an upper wheel (210), a middle gear (211), a lifting rod (212), an upper rod (213), a lower rod (214), an adjusting motor (215), a transmission electric cylinder (216), a transmission rack (217), a transmission gear (218), a side bevel gear (219), a middle bevel gear (220) and a transmission gear (221), wherein the bottom frame (201) is fixedly arranged on an outer frame (103) and an inner frame (112), the lifting positioning block (202) is fixedly arranged on the bottom frame (201), the bottom of the buffer spring (203) is fixedly arranged on the bottom frame (201), the top of the buffer spring is fixedly arranged on the lifting block (204), the lifting block (204) is slidably arranged between the lifting positioning blocks (202), the propelling shaft (209) is rotatably arranged on the bottom frame (, a lower wheel (206) is fixedly arranged on a propelling shaft (209), a propelling gear (208) is fixedly arranged on the propelling shaft (209), the propelling gear (208) is meshed with a supporting rack (110), a moving shaft (205) is rotatably arranged on a lifting block (204) through a rolling bearing, an upper wheel (210) is fixedly arranged on the moving shaft (205), a transmission belt (207) is wound on the outer sides of the lower wheel (206) and the upper wheel (210), a middle gear (211) is fixedly arranged on the moving shaft (205), an adjusting motor (215) is fixedly arranged on a base frame (201), a lower rod (214) is fixedly arranged on a motor shaft of the adjusting motor (215), an upper rod (213) is rotatably arranged on the lower rod (214), a lifting rod (212) is rotatably arranged on an upper rod (213), the lifting rod (212) is fixedly arranged with the lifting block (204), a transmission electric cylinder (216) is fixedly arranged below the lifting rod (212), and a rack (217) is fixedly arranged on the top of a transmission electric cylinder (216), a transmission gear (218) and a side bevel gear (219) are rotatably mounted on the lifting rod (212) through a shaft, the transmission gear (218) is meshed with a transmission rack (217), a middle bevel gear (220) and a transmission gear (221) are rotatably mounted on the inner side of the lifting rod (212) through a shaft, the middle bevel gear (220) is meshed with the side bevel gear (219), and the transmission gear (221) is meshed with the middle gear (211);
the upper support system (3) comprises: the device comprises an arc-shaped plate (301), an upper motor (302), a motor bevel gear (303), a lower bevel gear (304), a propelling upper gear (305), an upper propelling block (306), a limiting plate (307), an upper propelling rack (308) and an upper supporting plate (309), wherein the arc-shaped plate (301) is fixedly arranged on an inner shell (109), the upper motor (302) is fixedly arranged below the arc-shaped plate (301), the motor bevel gear (303) is fixedly arranged on a motor shaft of the upper motor (302), the lower bevel gear (304) and the propelling upper gear (305) are rotatably arranged on the arc-shaped plate (31) through a shaft, the lower bevel gear (304) is meshed with the motor bevel gear (303), the upper propelling rack (308) and the upper propelling block (306) are fixedly arranged on the upper supporting plate (309), the upper propelling rack (308) is meshed with the propelling upper gear (305), the limiting plate (307) is fixedly arranged on the upper propelling block (306), the upper pushing block (306) is slidably mounted with the arc-shaped plate (301).
2. The vertical mine rescue device of claim 1, wherein: the middle shell (107) and the outer shell (105) form sliding fit, the inner shell (109) and the middle shell (107) form sliding fit, the thick guide rail (113) and the inner frame (112) and the outer frame (103) form sliding fit, and the pulley (116) and the pulley seat (115) form rotating fit.
3. The vertical mine rescue device of claim 1, wherein: the propelling shaft (209) is in running fit with the bottom frame (201), the lifting block (204) is in sliding fit with the lifting positioning block (202), the moving shaft (205) is in running fit with the lifting block (204), the lower rod (214) is in running fit with the upper rod (213), and the upper rod (213) is in running fit with the lifting rod (212).
4. The vertical mine rescue device of claim 1, wherein: the upper pushing block (306) is in sliding fit with the arc-shaped plate (301).
5. The vertical mine rescue device of claim 1, wherein: a wheel sleeve (117) is arranged on the outer side of the pulley (116).
6. The vertical mine rescue device of claim 1, wherein: a buffer spring (203) is arranged between the lifting block (204) and the bottom frame (201).
7. The vertical mine rescue device of claim 1, wherein: the base system (1) on be provided with six under bracing system (2) and go up braced system (3).
8. The vertical mine rescue device of claim 1, wherein: six pulleys (116) are arranged on the ring shell (111).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010901574.1A CN111810226B (en) | 2020-08-31 | 2020-08-31 | Vertical mine rescue device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010901574.1A CN111810226B (en) | 2020-08-31 | 2020-08-31 | Vertical mine rescue device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111810226A true CN111810226A (en) | 2020-10-23 |
| CN111810226B CN111810226B (en) | 2022-01-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010901574.1A Active CN111810226B (en) | 2020-08-31 | 2020-08-31 | Vertical mine rescue device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111810226B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| HU183556B (en) * | 1981-08-28 | 1984-05-28 | Mecseki Szenbanyak | Mine transport device and litter system for underground mine rescue for tending and/or transporting the injureds |
| CN101519974A (en) * | 2008-02-29 | 2009-09-02 | 蔡建 | Down-hole danger-removing rescue capsule |
| CN102364027A (en) * | 2011-11-18 | 2012-02-29 | 中煤矿山建设集团有限责任公司 | Coning type hydraulic life-saving hole drill in mining life-saving capsule |
| CN102434196A (en) * | 2011-11-21 | 2012-05-02 | 中国科学院合肥物质科学研究院 | Mine disaster rescue robot with tunneling function and control method thereof |
| CN104453987A (en) * | 2014-11-26 | 2015-03-25 | 中煤科工集团西安研究院有限公司 | Rescue capsule used for mining emergency rescue |
| RU2612165C1 (en) * | 2016-04-26 | 2017-03-02 | федеральное государственное бюджетное образовательное учреждение высшего образования "Санкт-Петербургский горный университет" | Device for rescue operations |
| CN206688052U (en) * | 2017-04-01 | 2017-12-01 | 三峡大学 | A kind of deep well rescue device |
| CN108661698A (en) * | 2018-05-31 | 2018-10-16 | 尹桃花 | A kind of downhole rescuing equipment |
| CN109663244A (en) * | 2018-12-28 | 2019-04-23 | 冯小宇 | A kind of full-automatic water well rescue machine |
| CN109794012A (en) * | 2019-03-12 | 2019-05-24 | 中国人民解放军国防科技大学 | Flexible deep well rescue device |
-
2020
- 2020-08-31 CN CN202010901574.1A patent/CN111810226B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| HU183556B (en) * | 1981-08-28 | 1984-05-28 | Mecseki Szenbanyak | Mine transport device and litter system for underground mine rescue for tending and/or transporting the injureds |
| CN101519974A (en) * | 2008-02-29 | 2009-09-02 | 蔡建 | Down-hole danger-removing rescue capsule |
| CN102364027A (en) * | 2011-11-18 | 2012-02-29 | 中煤矿山建设集团有限责任公司 | Coning type hydraulic life-saving hole drill in mining life-saving capsule |
| CN102434196A (en) * | 2011-11-21 | 2012-05-02 | 中国科学院合肥物质科学研究院 | Mine disaster rescue robot with tunneling function and control method thereof |
| CN104453987A (en) * | 2014-11-26 | 2015-03-25 | 中煤科工集团西安研究院有限公司 | Rescue capsule used for mining emergency rescue |
| RU2612165C1 (en) * | 2016-04-26 | 2017-03-02 | федеральное государственное бюджетное образовательное учреждение высшего образования "Санкт-Петербургский горный университет" | Device for rescue operations |
| CN206688052U (en) * | 2017-04-01 | 2017-12-01 | 三峡大学 | A kind of deep well rescue device |
| CN108661698A (en) * | 2018-05-31 | 2018-10-16 | 尹桃花 | A kind of downhole rescuing equipment |
| CN109663244A (en) * | 2018-12-28 | 2019-04-23 | 冯小宇 | A kind of full-automatic water well rescue machine |
| CN109794012A (en) * | 2019-03-12 | 2019-05-24 | 中国人民解放军国防科技大学 | Flexible deep well rescue device |
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| Publication number | Publication date |
|---|---|
| CN111810226B (en) | 2022-01-04 |
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Effective date of registration: 20211215 Address after: 353699 No. 97, Fuzhong, Meipo village, Xingxi Township, he County, Nanping City, Fujian Province Applicant after: Fujian Zhenghe Zhenglong Mining Co.,Ltd. Address before: 110024 No.5, South seventh West Road, Tiexi District, Shenyang, Liaoning Province Applicant before: Chang Yixin |
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