CN104033178A - Transmission locking device of underground refuge chamber protection air-tight door - Google Patents
Transmission locking device of underground refuge chamber protection air-tight door Download PDFInfo
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- CN104033178A CN104033178A CN201410214639.XA CN201410214639A CN104033178A CN 104033178 A CN104033178 A CN 104033178A CN 201410214639 A CN201410214639 A CN 201410214639A CN 104033178 A CN104033178 A CN 104033178A
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- gear drive
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 57
- 230000007246 mechanism Effects 0.000 claims abstract description 25
- 229910000831 Steel Inorganic materials 0.000 claims description 12
- 239000010959 steel Substances 0.000 claims description 12
- 239000003245 coal Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 239000003518 caustics Substances 0.000 description 1
- 239000002817 coal dust Substances 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- -1 fire Substances 0.000 description 1
- 210000003141 lower extremity Anatomy 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000000941 radioactive substance Substances 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The invention provides a transmission locking device of an underground refuge chamber protection air-tight door. The transmission locking device comprises the air-tight door, a first hand wheel and a second hand wheel. A locking mechanism used for locking the air-tight door to a door frame is arranged on the air-tight door and comprises a gearbox and a planar connection rod locking mechanism, wherein the gearbox is located on the indoor side of the air-tight door and the planar connection rod locking mechanism enables the air-tight door to be locked to the door frame. The first hand wheel is connected with the second hand wheel through a main shaft. The main shaft is arranged in the gearbox. A first transmission shaft, a second transmission shaft and a fixing board are arranged in the gearbox. The main shaft is connected with the first transmission shaft through a first gear transmission mechanism. The first transmission shaft is connected with the second transmission shaft through a second gear transmission mechanism. A driven gear of the second gear transmission mechanism drives the planar connection rod locking mechanism to move so that the air-tight door can be opened or closed. The transmission locking device is simple in structure, high in impact-resistant performance and high in reliability; when the air-tight door is impacted and deforms, the phenomenon that an air-tight door body cannot be opened is avoided.
Description
Technical field
The present invention relates to underground refuge chamber manufacturing technology field, relate in particular to a kind of transmission locking device of underground refuge chamber airtight blast door.
Background technology
In coal production process, there is the threat of the objective factors such as water, fire, gas, coal dust, top board in down-hole all the time, and the new Dangerous and Harmful Factors such as underground heat, corrosive substance, radioactive substance have also appearred in part mine.May there is high temperature, high humidity, high dust from flying, high gas density, corrosive gas in these regional environments, cause that calamity factor is many, danger classes is high, and the danger that catastrophe occurs is very large.
Country issue emergent danger avoiding system under shaft of coal mine implementation management temporary provisions according to < < State Council notice > > (No. (2010) 23, the promulgated by the State Council) spirit about the work of further reinforcement enterprise safety operation, formulate this regulation.Strengthened the requirement that adds of safety supervision and rescue equipment.As underground emergency danger-avoiding facility, in rescue equipment, refuge chamber is the equipment facility that emphasis is promoted, refuge chamber can be escape personnel a confined space that ensures life security is provided, airtight blast door as the first outpost of the tax office-refuge chamber of life support, direct relation the life security that enters staff after refuge chamber, can wait for rescue personnel to arrive, the first guarantee of safe escape mine disaster, externally can resist blast impulse, resist high temperature, completely cut off toxic and harmful, for realizing rescue, play vital effect.
The disclosed a kind of urgent danger prevention system emergency escape of Chinese patent CN202866874N, the lower end of described handwheel is provided with the retaining mechanism that can open or close body; Described retaining mechanism comprises and is arranged on the driving gear of handwheel bottom and the driven gear being meshed with driving gear; Described driven gear is connected with right vertically connecting rod with the vertical connecting rod in a left side of the left and right sides in door body by the auxiliary plate in two of left and right.Driving gear and driven gear are arranged on sealed door, when sealed door is subject to impact force generation distortion, can impact infringement to the gear drive being fixed on a body inner surface, even cause the serious consequences such as gear dislocation is stuck, sealed door body cannot be opened.
Summary of the invention
In order to solve the technical problem existing in background technology, the present invention proposes a kind of transmission locking device of underground refuge chamber airtight blast door, it is simple in structure, and impact resistance is high, and reliability is strong; When sealed door is subject to the phenomenon that also there will not be sealed door body to open when impact force produces distortion.
The transmission locking device of a kind of underground refuge chamber airtight blast door that the present invention proposes, comprise sealed door, be positioned at the first handwheel on the sealed door of outside and be positioned at the second handwheel on the sealed door of indoor, on sealed door, be provided for being locked at the retaining mechanism on doorframe, retaining mechanism comprises the gear-box being positioned on the sealed door of indoor and sealed door is locked to the planar linkage retaining mechanism on doorframe; The first handwheel is connected with the second handwheel by main shaft, main shaft is arranged in gear-box, gear-box forms by being fixed on casing on sealed door and the cover plate of closed box, the first handwheel is connected with one end of main shaft by the first steel bushing, the first steel bushing runs through sealed door, the second handwheel is connected with the other end of main shaft by the second steel bushing, and the second steel bushing runs through cover plate; In gear-box, be provided with the first power transmission shaft, second driving shaft and fixed head, fixed head is fixed on sealed door, first power transmission shaft one end is connected with fixed head by axle sleeve, second driving shaft one end is fixed on fixed head, and the first power transmission shaft, the second driving shaft other end are all connected with cover plate by gear fixed cover; Main shaft is connected with the first power transmission shaft by the first gear drive, the first power transmission shaft is connected with second driving shaft by the second gear drive, and the driven gear of the second gear drive drives the motion of planar linkage retaining mechanism to realize and opens or closes sealed door.
Preferably, the central axis of main shaft, the first power transmission shaft and second driving shaft is positioned on same vertical face.
Preferably, the transmission velocity ratio of the first gear drive, the second gear drive is equal, and the transmission velocity ratio of the first gear drive, the second gear drive is 1:4-8.
Preferably, the wall thickness of fixed head be sealed door thickness 0.5-1 doubly.
Transmission locking device of the present invention, it is simple in structure, and impact resistance is high, and reliability is strong; By the first gear drive and second gear drive of little transmission velocity ratio are set, the more convenient transmission planar linkage of main wheel retaining mechanism reaches to be opened or locking and closed door; The first gear drive, the second gear drive are arranged in gear-box, in gear-box, increase one deck fixed head, the former gear train that should be fixed on door-plate inner surface is fixed on fixed head by power transmission shaft, sealed door is when being hit distortion like this, distortion is difficult to be delivered on fixed head, makes the first gear drive, the second gear drive stability and safety operation.
Accompanying drawing explanation
Fig. 1 is the structural representation of the transmission locking device of a kind of underground refuge chamber airtight blast door of proposing of the present invention.
The specific embodiment
As shown in Figure 1, Fig. 1 is the structural representation of the transmission locking device of a kind of underground refuge chamber airtight blast door of proposing of the present invention.
With reference to Fig. 1, the transmission locking device of a kind of underground refuge chamber airtight blast door that the present invention proposes, comprise sealed door 1, be positioned at the first handwheel 2 on the sealed door of outside and be positioned at the second handwheel 3 on the sealed door of indoor, on sealed door 1, be provided for being locked at the retaining mechanism on doorframe, retaining mechanism comprises the gear-box 4 being positioned on the sealed door of indoor and sealed door is locked to the planar linkage retaining mechanism on doorframe; The first handwheel 2 is connected with the second handwheel 3 by main shaft 5, main shaft 5 is arranged in gear-box 4, gear-box 4 forms by being fixed on casing on sealed door and the cover plate of closed box, the first handwheel 2 is connected with one end of main shaft 5 by the first steel bushing 21, the first steel bushing 21 runs through sealed door 1, the second handwheel 3 is connected with the other end of main shaft 5 by the second steel bushing 31, and the second steel bushing 5 runs through cover plate; In gear-box 4, be provided with the first power transmission shaft 6, second driving shaft 7 and fixed head 8, the wall thickness of fixed head 8 is 0.5-1 times of sealed door 1 thickness, fixed head 8 is fixed on sealed door 1, first power transmission shaft 6 one end are connected with fixed head 8 by axle sleeve 61, second driving shaft 7 one end are fixed on fixed head, and the first power transmission shaft 6, second driving shaft 7 other ends are all connected with cover plate by gear fixed cover 62; Main shaft 5 is connected with the first power transmission shaft 6 by the first gear drive 9, the first power transmission shaft 6 is connected with second driving shaft 7 by the second gear drive 10, and the driven gear of the second gear drive 10 drives the motion of planar linkage retaining mechanism to realize and opens or closes sealed door.
In specific embodiment, the central axis of main shaft 5, the first power transmission shaft 6 and second driving shaft 7 is positioned on same vertical face, and the two ends up and down of fixed head 8 flush with the top edge of the first gear drive 9 driven gears, the upper lower limb of the second gear drive 10 driven gears respectively.Sealed door is when being hit distortion like this, and distortion is difficult to be delivered on fixed head 8, makes the first gear drive 9, the second gear drive 10 stability and safety operations.
The transmission velocity ratio of the first gear drive 9, the second gear drive 10 is equal, and the transmission velocity ratio of the first gear drive 9 mechanisms, the second gear drive 10 is 1:6.By the first gear drive 9 and second gear drive 10 of the little transmission velocity ratio of 1:6 are set, the more convenient transmission planar linkage of main wheel 5 retaining mechanism reaches to be opened or locking and closed door 1.
Transmission locking device of the present invention, it is simple in structure, and impact resistance is high, and reliability is strong; By the first gear drive and second gear drive of little transmission velocity ratio are set, the more convenient transmission planar linkage of main wheel retaining mechanism reaches to be opened or locking and closed door; The first gear drive, the second gear drive are arranged in gear-box, in gear-box, increase one deck fixed head, the former gear train that should be fixed on door-plate inner surface is fixed on fixed head by power transmission shaft, sealed door is when being hit distortion like this, distortion is difficult to be delivered on fixed head, makes the first gear drive, the second gear drive stability and safety operation.
The above; it is only the preferably specific embodiment of the present invention; but protection scope of the present invention is not limited to this; anyly be familiar with those skilled in the art in the technical scope that the present invention discloses; according to technical scheme of the present invention and inventive concept thereof, be equal to replacement or changed, within all should being encompassed in protection scope of the present invention.
Claims (4)
1. the transmission locking device of a underground refuge chamber airtight blast door, it is characterized in that, comprise sealed door (1), be positioned at the first handwheel (2) on the sealed door of outside and be positioned at the second handwheel (3) on the sealed door of indoor, sealed door is provided for being locked at the retaining mechanism on doorframe on (1), and retaining mechanism comprises the gear-box (4) being positioned on the sealed door of indoor and sealed door is locked to the planar linkage retaining mechanism on doorframe; The first handwheel (2) is connected with the second handwheel (3) by main shaft (5), main shaft (5) is arranged in gear-box (4), gear-box (4) forms by being fixed on casing on sealed door and the cover plate of closed box, the first handwheel (2) is connected with one end of main shaft (4) by the first steel bushing (21), the first steel bushing (21) runs through sealed door (1), the second handwheel (3) is connected with the other end of main shaft (4) by the second steel bushing (31), and the second steel bushing (31) runs through cover plate; In gear-box (4), be provided with the first power transmission shaft (6), second driving shaft (7) and fixed head (8), fixed head (8) is fixed on sealed door (1), the first power transmission shaft (6) one end is connected with fixed head (8) by axle sleeve (61), it is upper that second driving shaft (7) one end is fixed on fixed head (8), and the first power transmission shaft (7), second driving shaft (8) other end are all connected with cover plate by gear fixed cover (62); Main shaft (5) is connected with the first power transmission shaft (6) by the first gear drive (9), the first power transmission shaft (6) is connected with second driving shaft (7) by the second gear drive (10), and the driven gear of the second gear drive (10) drives the motion of planar linkage retaining mechanism to realize and opens or closes sealed door (1).
2. the transmission locking device of underground refuge chamber airtight blast door according to claim 1, is characterized in that, the central axis of main shaft (5), the first power transmission shaft (6) and second driving shaft (7) is positioned on same vertical face.
3. the transmission locking device of underground refuge chamber airtight blast door according to claim 1, it is characterized in that, the transmission velocity ratio of the first gear drive (9), the second gear drive (10) is equal, and the transmission velocity ratio of the first gear drive (9), the second gear drive (10) is 1:4-8.
4. the transmission locking device of underground refuge chamber airtight blast door according to claim 1, is characterized in that, the wall thickness of fixed head (8) is 0.5-1 times of sealed door (1) thickness.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410214639.XA CN104033178B (en) | 2014-05-20 | 2014-05-20 | A kind of transmission locking device of underground refuge chamber airtight blast door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410214639.XA CN104033178B (en) | 2014-05-20 | 2014-05-20 | A kind of transmission locking device of underground refuge chamber airtight blast door |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104033178A true CN104033178A (en) | 2014-09-10 |
| CN104033178B CN104033178B (en) | 2017-03-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410214639.XA Active CN104033178B (en) | 2014-05-20 | 2014-05-20 | A kind of transmission locking device of underground refuge chamber airtight blast door |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201915991U (en) * | 2010-12-31 | 2011-08-03 | 沈阳北方重型机械有限公司 | Axial positioning ball locking device of lifesaving cabin door |
| CN202055709U (en) * | 2011-01-31 | 2011-11-30 | 江苏中煤机电科技有限公司 | Movable rescue capsule locking capsule door for mining |
| CN102587803A (en) * | 2012-02-27 | 2012-07-18 | 无锡明浩船舶设备有限公司 | Mine explosion-proof pressure-resistant door |
| CN202530976U (en) * | 2012-03-23 | 2012-11-14 | 山东华盾科技股份有限公司 | Refuge chamber explosion door for mine |
| CN202866585U (en) * | 2012-09-24 | 2013-04-10 | 江苏凯力德科技有限公司 | Urgent danger prevention system blast airtight door |
-
2014
- 2014-05-20 CN CN201410214639.XA patent/CN104033178B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201915991U (en) * | 2010-12-31 | 2011-08-03 | 沈阳北方重型机械有限公司 | Axial positioning ball locking device of lifesaving cabin door |
| CN202055709U (en) * | 2011-01-31 | 2011-11-30 | 江苏中煤机电科技有限公司 | Movable rescue capsule locking capsule door for mining |
| CN102587803A (en) * | 2012-02-27 | 2012-07-18 | 无锡明浩船舶设备有限公司 | Mine explosion-proof pressure-resistant door |
| CN202530976U (en) * | 2012-03-23 | 2012-11-14 | 山东华盾科技股份有限公司 | Refuge chamber explosion door for mine |
| CN202866585U (en) * | 2012-09-24 | 2013-04-10 | 江苏凯力德科技有限公司 | Urgent danger prevention system blast airtight door |
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| Publication number | Publication date |
|---|---|
| CN104033178B (en) | 2017-03-15 |
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| C06 | Publication | ||
| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Transmission locking device of underground refuge chamber protection air-tight door Effective date of registration: 20191205 Granted publication date: 20170315 Pledgee: Tianchang Science and Technology Financing Guarantee Co.,Ltd. Pledgor: TIANCHANG CITY OCEAN SHIPPING EQUIPMENT Co.,Ltd. Registration number: Y2019980000880 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20201110 Granted publication date: 20170315 Pledgee: Tianchang Science and Technology Financing Guarantee Co.,Ltd. Pledgor: TIANCHANG CITY OCEAN SHIPPING EQUIPMENT Co.,Ltd. Registration number: Y2019980000880 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A transmission locking device for protective closed door of underground refuge chamber Effective date of registration: 20201207 Granted publication date: 20170315 Pledgee: Tianchang Science and Technology Financing Guarantee Co.,Ltd. Pledgor: TIANCHANG CITY OCEAN SHIPPING EQUIPMENT Co.,Ltd. Registration number: Y2020980008869 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20211124 Granted publication date: 20170315 Pledgee: Tianchang Science and Technology Financing Guarantee Co.,Ltd. Pledgor: TIANCHANG CITY OCEAN SHIPPING EQUIPMENT Co.,Ltd. Registration number: Y2020980008869 |
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| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: No. 999, Renhe South Road, Tianchang City, Chuzhou City, Anhui Province 239300 Patentee after: Tianchang Ocean SHIPPING Equipment Co.,Ltd. Address before: No. 1880 Tianye Road, Tianchang City, Chuzhou City, Anhui Province, 239300 Patentee before: TIANCHANG CITY OCEAN SHIPPING EQUIPMENT Co.,Ltd. |