CN102162369B - Elevating rescue capsule used for mine accidents - Google Patents

Elevating rescue capsule used for mine accidents Download PDF

Info

Publication number
CN102162369B
CN102162369B CN 201110033056 CN201110033056A CN102162369B CN 102162369 B CN102162369 B CN 102162369B CN 201110033056 CN201110033056 CN 201110033056 CN 201110033056 A CN201110033056 A CN 201110033056A CN 102162369 B CN102162369 B CN 102162369B
Authority
CN
China
Prior art keywords
described
cabin
otic placode
matrix
rescue capsule
Prior art date
Application number
CN 201110033056
Other languages
Chinese (zh)
Other versions
CN102162369A (en
Inventor
黄向阳
朱卫波
刘兴利
刘胜宏
张强
Original Assignee
三一重型装备有限公司
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 三一重型装备有限公司 filed Critical 三一重型装备有限公司
Priority to CN 201110033056 priority Critical patent/CN102162369B/en
Publication of CN102162369A publication Critical patent/CN102162369A/en
Application granted granted Critical
Publication of CN102162369B publication Critical patent/CN102162369B/en

Links

Abstract

The invention discloses an elevating rescue capsule used for mine accidents, comprising a connecting cabin (2) connected with a rope (1), and a matrix cabin (3) where the evacuees stay, wherein the matrix cabin (3) is connected with the lower part of the connecting cabin (2); a separation mechanism is further arranged between the matrix cabin (3) and the connecting cabin (2) so that the matrix cabin (3) can be separated from the connecting cabin (2) when the connecting cabin (2) is stuck. The structure design of the rescue capsule can guarantee that the evacuees can return to a safe place underground and wait for rescue, when the rescue capsule is stuck in the escape and rescue trunk.

Description

A kind of elevating rescue capsule for mine disaster

Technical field

The present invention relates to Mine Disasters lifesaving appliance technical field, particularly a kind of elevating rescue capsule for mine disaster.

Background technology

The China's coal-mine accident of mine disaster takes place frequently, the lifesaving appliance that underground emergency is taken refuge is single simple and crude, and the aboveground escape and rescue trunk of can not in time getting through is again implemented rescue, personnel escape's difficulty when mine disaster occurs, cause 90% personnel to die from time disaster and Derived Hazard, personnel in the pit's life can't be protected.

In the mine disaster rescue abroad, coal mine has simple refuge chamber, and when mine disaster occured, the escape personnel hid in this mine disaster chamber; Then aboveground staff gets out the rescue passage that is communicated with this refuge chamber by rig machinery, then this rescue passage in by elevating rescue capsule with underground work personnel gug.

Yet this elevating rescue capsule structure is very simple, basically only comprises the cavity at an escape personnel place.When elevating rescue capsule in escape and rescue trunk during lifting, survival capsule is probably blocked by the hole wall of escape and rescue trunk, thereby can't move.Elevating rescue capsule was stuck in the escape and rescue trunk and can't moves this moment, the safe gug of escape personnel thereby survival capsule can't move upward, thus survival capsule also can't move downward so that the escape personnel comes back to the downhole safety position simultaneously.

In view of this, how elevating rescue capsule of the prior art is improved, thereby when elevating rescue capsule blocked in escape and rescue trunk, the escape personnel can return to the downhole safety position and wait for rescue, be the problem that those skilled in the art need solution badly.

Summary of the invention

The technical problem to be solved in the present invention is for a kind of elevating rescue capsule for mine disaster is provided, and when survival capsule blocked in escape and rescue trunk, the structure design of this survival capsule can wait for rescue so that the escape personnel can return to the downhole safety position.

For solving the problems of the technologies described above, the invention provides a kind of elevating rescue capsule for mine disaster, comprise the connecting cabin that is connected with rope and the matrix cabin at escape personnel place, and described matrix cabin is connected in the below of described connecting cabin; Further be provided with separating mechanism between described matrix cabin and the described connecting cabin, so that separate with described connecting cabin in described matrix cabin when described connecting cabin blocks.

Preferably, described separating mechanism comprises and drives the rope Lift Part that described matrix cabin is subjected to displacement with respect to described connecting cabin, and is located at the detachable connection part between the diapire of the roof in described matrix cabin and described connecting cabin.

Preferably, described detachable connection part comprises the first otic placode of being located at roof outside, described matrix cabin and the second otic placode of being located at described connecting cabin diapire inside; Described the first otic placode passes the diapire of described connecting cabin and is oppositely arranged with described the second otic placode, and described detachable connection part also comprises and passes described the first otic placode and be connected the connection bearing pin of the second otic placode.

Preferably, described the second otic placode is inverted U mechanism, and described the first otic placode stretches in the inverted U groove of described the second otic placode.

Preferably, described connection bearing pin is the electromagnetism bearing pin, so that described electromagnetism bearing pin breaks away from described the first otic placode and described the second otic placode under the effect of electromagnetic force.

Preferably, the outside of described electromagnetism bearing pin further is provided with electromagnetic sleeve.

Preferably, described rope Lift Part is elevator, and the top of its diapire further is provided with supporting walls in the described connecting cabin, and described elevator is located on this supporting walls; The diapire that the rope of described elevator passes described supporting walls and described connecting cabin is fixedly connected with the roof in described matrix cabin.

Preferably, the sidewall of described connecting cabin offers mounting groove, is provided with extensible member in the described mounting groove, and described extensible member is provided with rotating roller away from an end of described connecting cabin axis, and described roller is to the outside that mostly stretches out in described mounting groove.

Preferably, described extensible member comprises spring and the rod member that is connected with described spring, and described rod member is connected with described roller by rotating shaft.

Preferably, the top of described connecting cabin is provided with lifting part, and this lifting part comprises first component, second component and drives described first component and second component opens or closed driver part; The top of described first component and the top of described second component all are connected with friction plate.

Preferably, further be provided with separating component on the base in described matrix cabin, so that described separating component is opened the base in described matrix cabin when blocking in described matrix cabin.

On the basis of existing technology, elevating rescue capsule provided by the present invention comprises the connecting cabin that is connected with rope and the matrix cabin at escape personnel place, and described matrix cabin is connected in the below of described connecting cabin; Further be provided with separating mechanism between described matrix cabin and the described connecting cabin, so that separate with described connecting cabin in described matrix cabin when described connecting cabin blocks.When connecting cabin blocks in escape and rescue trunk, by this separating mechanism can so that the matrix cabin separate with connecting cabin, thereby so that the matrix cabin is back to the downhole safety position, the escape personnel is positioned at this matrix cabin, thereby the escape personnel also is back to the downhole safety position.

In sum, when elevating rescue capsule for mine disaster provided by the present invention blocks in escape and rescue trunk when survival capsule, can wait for rescue so that the escape personnel can return to the downhole safety position.

Description of drawings

Fig. 1 is the structural representation of elevating rescue capsule for mine disaster in an embodiment of the present invention;

Fig. 2 is the enlarged drawing at A position among Fig. 1;

Fig. 3 is the structural representation of the connecting cabin of elevating rescue capsule for mine disaster among the another kind of embodiment of the present invention;

Fig. 4 is the structural representation of the connecting cabin of elevating rescue capsule for mine disaster among another embodiment of the present invention;

Fig. 5 is the structural representation of the connecting cabin of elevating rescue capsule when rope disconnects among Fig. 4.

Wherein, the corresponding relation between Reference numeral and the component names is among Fig. 1 to Fig. 5:

1 rope; 2 connecting cabins; 21 diapires; 22 second otic placodes; 23 supporting walls; 24 mounting grooves; 25 rollers; 26 springs; 27 rod members;

3 matrix cabins; 31 roofs; 32 first otic placodes; 33 connect bearing pin; 34 electromagnetic sleeves;

4 elevators; 41 winch ropes;

51 first components; 52 second components; 53 friction plates.

The specific embodiment

Core of the present invention is for a kind of elevating rescue capsule for mine disaster is provided, and when survival capsule blocked in escape and rescue trunk, the structure design of this survival capsule can wait for rescue so that the escape personnel can return to the downhole safety position.

In order to make those skilled in the art understand better technical scheme of the present invention, the present invention is described in further detail below in conjunction with the drawings and specific embodiments.

Please refer to Fig. 1 and Fig. 2, Fig. 1 is the structural representation of elevating rescue capsule for mine disaster in an embodiment of the present invention; Fig. 2 is the enlarged drawing at A position among Fig. 1.

In basic technology scheme of the present invention, as shown in Figure 1, elevating rescue capsule comprises the connecting cabin 2 that is connected with rope 1 and the matrix cabin 3 at escape personnel place, and matrix cabin 3 is connected in the below of connecting cabin 2; Further be provided with separating mechanism between matrix cabin 3 and the connecting cabin 2, so that separate with connecting cabin 2 in matrix cabin 3 when connecting cabin 2 blocks.

When connecting cabin 2 blocks in escape and rescue trunk, by this separating mechanism can so that matrix cabin 3 separate with connecting cabin 2, thereby so that matrix cabin 3 is back to the downhole safety position, the escape personnel is positioned at this matrix cabin 3, thereby the escape personnel also is back to the downhole safety position.

Need to prove, in above-mentioned basic technology scheme, the present invention is not restricted for the structure of described separating mechanism; any structure; as long as matrix cabin 3 can be separated with connecting cabin 2, and so that matrix cabin 3 can steadily fall, just all should be within protection scope of the present invention.

In above-mentioned basic technology scheme, can also make further improvement.Particularly, described separating mechanism comprises the rope Lift Part, and this rope Lift Part is connected between connecting cabin 2 and the matrix cabin 3, when matrix cabin 3 with after connecting cabin 2 separates, under the control of this rope Lift Part, matrix cabin 3 steadily falls.In addition, described separating mechanism also comprises detachable connection part, and this detachable connection part is connected between the diapire 21 of the roof 31 in matrix cabin 3 and connecting cabin 2, after this dismounting link is taken apart, under the control of rope Lift Part, matrix cabin 3 steadily falls.

As depicted in figs. 1 and 2, in above-mentioned basic technology scheme, described detachable connection part can further be specialized.Particularly, this detachable connection part comprises that the first otic placode 32 and the second otic placode 22, the first otic placodes 32 are connected in 3 roofs, 31 outsides, matrix cabin, and the second otic placode 22 is located at connecting cabin 2 diapires 21 inside; As shown in Figure 2, the first otic placode 32 passes the diapire 21 of connecting cabin 2 and is oppositely arranged with the second otic placode 22, and detachable connection part also comprises and connect bearing pin 33, and this connection bearing pin 33 passes the first otic placode 32 and the second otic placode 22.

As shown in Figure 1, under the control of rope Lift Part, less displacement upwards occurs in matrix cabin 3, so that connect the shearing force that bearing pin 33 no longer is subject to the first otic placode 32, connect bearing pin 33 can stretch out from the first otic placode 32 and the second otic placode 22 this moment, thereby so that matrix cabin 3 separate with connecting cabin 2.And then under the control of rope Lift Part, matrix cabin 3 steadily falls, thereby the escape personnel is delivered to the downhole safety position.

Particularly, as shown in Figure 2, the second otic placode 22 can be inverted U mechanism, and the first otic placode 32 stretches in the inverted U groove of the second otic placode 22.This kind structure design has realized the location between the first otic placode 32 and the second otic placode 22 easily, because the position-limiting action of inverted U groove roof, needn't worry that the displacement that matrix cabin 3 upwards occurs is excessive, causes the first otic placode 32 and 22 dislocation of the second otic placode.

In addition, in technique scheme, connect bearing pin 33 and can be the electromagnetism bearing pin, when matrix cabin 3 moves upward less displacement so that electromagnetism bearing pin when no longer being subject to the shearing force of the first otic placode 32, electromagnetic valve to this electromagnetism bearing pin of control sends a signal, electromagnetic valve is according to this signal, and control electromagnetism bearing pin moves to the direction in connecting cabin 2 axle center, thereby breaks away from the first otic placode 32 and the second otic placode 22.Particularly, electromagnetic valve must be electric after receiving signal, produces electromagnetic force, and under the effect of this electromagnetic force, the electromagnetism bearing pin moves to axis direction.

In addition, as shown in Figure 2, the outside of electromagnetism bearing pin can further be provided with electromagnetic sleeve 34, thereby guide effect is played in the motion of electromagnetism bearing pin.

In above-mentioned any technical scheme, described rope Lift Part can further be specialized.Particularly, as shown in Figure 1, described rope Lift Part is elevator 4, and the top of its diapire 21 further is provided with supporting walls 23 in the connecting cabin 2, and elevator 4 is located on this supporting walls 23; The diapire 21 that the winch rope 41 of elevator 4 passes supporting walls 23 and connecting cabin 2 is fixedly connected with the roof 31 in matrix cabin 3.When winch rope 41 is packed up, can be so that matrix cabin 3 moves up small distance, thereby can be so that connecting pin axle 33 no longer be subject to the shearing force of the first otic placode 32, simultaneously when connecting the separating of bearing pin 33 and the first otic placode 32 and the second otic placode 22, the winch rope 41 of elevator 4 discharges, thereby so that matrix cabin 3 can steadily fall.

Please refer to Fig. 3, Fig. 3 is the structural representation of the connecting cabin of elevating rescue capsule for mine disaster among the another kind of embodiment of the present invention.

In above-mentioned any technical scheme, can also make further improvement.Particularly, as shown in Figure 3, the sidewall of connecting cabin 2 offers mounting groove 24, is provided with extensible member in the mounting groove 24, and described extensible member is provided with rotating roller 25 away from an end of connecting cabin 2 axis, and roller 25 is to the outside that mostly stretches out in mounting groove 24.Particularly, described extensible member comprises spring 26 and the rod member 27 that is connected with spring 26, and rod member 27 is connected with roller 25 by rotating shaft.

During when elevating rescue capsule process escape and rescue trunk sweep or when escape and rescue trunk generation slight deformation, roller 25 rotates, roller 25 is subject to radial load simultaneously, thereby so that spring 26 compressions, roller 25 is recovered in the mounting groove 24 simultaneously, thereby so that roller 25 can be crossed the sweep of escape and rescue trunk or the part of generation deformation, prevent that survival capsule is stuck.

Please refer to Fig. 4 and Fig. 5, Fig. 4 is the structural representation of the connecting cabin of elevating rescue capsule for mine disaster among another embodiment of the present invention; Fig. 5 is the structural representation of the connecting cabin of elevating rescue capsule when rope disconnects among Fig. 4.

On the basis of above-mentioned any technical scheme, can also make further improvement.Particularly, as shown in Figure 4 and Figure 5, the top of connecting cabin 2 is provided with lifting part, and this lifting part comprises first component 51, second component 52 and driving first component 51 and second component 52 opens or closed driver part; The top of the top of first component 51 and second component 52 all is connected with friction plate 53.

As shown in Figure 4, when rope 1 is not disconnected, under the driving of driver part, first component 51 and second component 52 closures on rope 1, thereby help the traction of 1 pair of elevating rescue capsule of rope; As shown in Figure 5, when causing rope 1 to disconnect owing to contingency, under the driving of driver part, first component 51 and second component 52 open, the friction plate 53 on first component 51 and second component 52 tops and the hole wall generation power friction of escape and rescue trunk produce power friction power, under the effect of this power friction power simultaneously, elevating rescue capsule slowly drops, thereby prevents that its freely falling body decline from causing the escape personnel in the cabin is damaged.

In addition, in above-mentioned any technical scheme, can also make further improvement.Particularly, further be provided with separating component on the base in matrix cabin 3, when connecting cabin 2 and matrix cabin 3 are all stuck, can open by this separating component the base in matrix cabin 3, then the escape personnel can utilize thigh, waist tightly to protect safety belt and reach the elastic force rope realization tenesmus that is connected with hold, returns the downhole safety position.

Above a kind of elevating rescue capsule for mine disaster provided by the present invention is described in detail.Used specific case herein principle of the present invention and embodiment are set forth, the explanation of above embodiment just is used for helping to understand method of the present invention and core concept thereof.Should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention, can also carry out some improvement and modification to the present invention, these improvement and modification also fall in the protection domain of claim of the present invention.

Claims (11)

1. an elevating rescue capsule for mine disaster is characterized in that, comprise the connecting cabin (2) that is connected with rope (1) and the matrix cabin (3) at escape personnel place, and described matrix cabin (3) is connected in the below of described connecting cabin (2); Further be provided with separating mechanism between described matrix cabin (3) and the described connecting cabin (2), in order to separate with described connecting cabin (2) in described matrix cabin (3) when blocking at described connecting cabin (2).
2. elevating rescue capsule for mine disaster as claimed in claim 1, it is characterized in that, described separating mechanism comprises and drives the rope Lift Part that described matrix cabin (3) is subjected to displacement with respect to described connecting cabin (2), and is located at the detachable connection part between the diapire (21) of the roof (31) in described matrix cabin (3) and described connecting cabin (2).
3. elevating rescue capsule for mine disaster as claimed in claim 2, it is characterized in that, described detachable connection part comprises to be located at outside the first otic placode (32) of described matrix cabin (3) roof (31) and to be located at inner the second otic placode (22) of described connecting cabin (2) diapire (21); Described the first otic placode (32) passes the diapire (21) of described connecting cabin (2) and is oppositely arranged with described the second otic placode (22), and described detachable connection part also comprises and passes described the first otic placode (32) and be connected the connection bearing pin (33) of the second otic placode (22).
4. elevating rescue capsule for mine disaster as claimed in claim 3 is characterized in that, described the second otic placode (22) is inverted U mechanism, and described the first otic placode (32) stretches in the inverted U groove of described the second otic placode (22).
5. such as claim 3 or 4 described elevating rescue capsule for mine disasters, it is characterized in that, described connection bearing pin (33) is the electromagnetism bearing pin, so that described electromagnetism bearing pin breaks away from described the first otic placode (32) and described the second otic placode (22) under the effect of electromagnetic force.
6. elevating rescue capsule for mine disaster as claimed in claim 5 is characterized in that, the outside of described electromagnetism bearing pin further is provided with electromagnetic sleeve (34).
7. such as each described elevating rescue capsule for mine disaster of claim 2 to 4, it is characterized in that, described rope Lift Part is elevator (4), the top of its diapire (21) further is provided with supporting walls (23) in the described connecting cabin (2), and described elevator (4) is located on this supporting walls (23); The diapire (21) that the winch rope (41) of described elevator (4) passes described supporting walls (23) and described connecting cabin (2) is fixedly connected with the roof (31) in described matrix cabin (3).
8. such as each described elevating rescue capsule for mine disaster of claim 1 to 4, it is characterized in that, the sidewall of described connecting cabin (2) offers mounting groove (24), described mounting groove is provided with extensible member in (24), described extensible member is provided with rotating roller (25) away from an end of described connecting cabin (2) axis, and described roller (25) is to the outside that mostly stretches out in described mounting groove (24).
9. elevating rescue capsule for mine disaster as claimed in claim 8, it is characterized in that, described extensible member comprises spring (26) and the rod member (27) that is connected with described spring (26), and described rod member (27) is connected with described roller (25) by rotating shaft.
10. such as each described elevating rescue capsule for mine disaster of claim 1 to 4, it is characterized in that, the top of described connecting cabin (2) is provided with lifting part, and this lifting part comprises first component (51), second component (52) and drives described first component (51) and second component (52) opens or closed driver part; The top of the top of described first component (51) and described second component (52) all is connected with friction plate (53).
11. such as each described elevating rescue capsule for mine disaster of claim 1 to 4, it is characterized in that, further be provided with separating component on the base in described matrix cabin (3), so as in described matrix cabin (3) when blocking described separating component open the base in described matrix cabin (3).
CN 201110033056 2011-01-30 2011-01-30 Elevating rescue capsule used for mine accidents CN102162369B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201110033056 CN102162369B (en) 2011-01-30 2011-01-30 Elevating rescue capsule used for mine accidents

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201110033056 CN102162369B (en) 2011-01-30 2011-01-30 Elevating rescue capsule used for mine accidents

Publications (2)

Publication Number Publication Date
CN102162369A CN102162369A (en) 2011-08-24
CN102162369B true CN102162369B (en) 2013-04-03

Family

ID=44463791

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201110033056 CN102162369B (en) 2011-01-30 2011-01-30 Elevating rescue capsule used for mine accidents

Country Status (1)

Country Link
CN (1) CN102162369B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102491189B (en) * 2011-11-16 2014-05-21 三一汽车起重机械有限公司 Crane for mine disaster rescue
CN103075184B (en) * 2013-02-04 2015-06-10 唐山开诚电控设备集团有限公司 Mine lift capsule
CN103321672B (en) * 2013-05-28 2015-09-02 三一汽车起重机械有限公司 Rescue promotes cabin and disengaging gear
CN104612749B (en) * 2015-01-31 2016-07-27 山西省煤炭地质115勘查院 The emergent secondary separation device of a kind of escape capsule of mine
CN107461218A (en) * 2017-09-15 2017-12-12 中国神华能源股份有限公司 Relief car
CN107503792B (en) * 2017-09-18 2019-09-27 南方科技大学 A kind of robot lifesaving method and system

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101112644A (en) * 2007-08-30 2008-01-30 杜志刚 Use method of splited connection type escape capsule in emergency
CN101353968A (en) * 2007-11-01 2009-01-28 金龙哲 Removable emergency rescue capsule for coal mine
CN101468719A (en) * 2007-12-29 2009-07-01 邱朝晖 Avigation passenger transport life saving method
CN201908683U (en) * 2011-01-30 2011-07-27 三一重型装备有限公司 Elevating rescue capsule for mine disaster

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0517360B2 (en) * 1986-03-07 1993-03-08 Akira Ootake

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101112644A (en) * 2007-08-30 2008-01-30 杜志刚 Use method of splited connection type escape capsule in emergency
CN101353968A (en) * 2007-11-01 2009-01-28 金龙哲 Removable emergency rescue capsule for coal mine
CN101468719A (en) * 2007-12-29 2009-07-01 邱朝晖 Avigation passenger transport life saving method
CN201908683U (en) * 2011-01-30 2011-07-27 三一重型装备有限公司 Elevating rescue capsule for mine disaster

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
JP昭62-206199A 1987.09.10

Also Published As

Publication number Publication date
CN102162369A (en) 2011-08-24

Similar Documents

Publication Publication Date Title
CN100400409C (en) Hydraulic automatic balanced crane installment
WO2012118273A2 (en) Train platform safety device
CN104118784B (en) A kind of flat bed anti-slip dynamic method and device of elevator
CN102229395B (en) Multi-functional simulation experiment system for mining elevator
CN101607655B (en) Self-help lift safety gear
CN105384024A (en) Falling and injuring buffering and alleviating system
CN201458461U (en) Lift for wind tower
CN202389368U (en) Overhead manned overspeed protection device
CN204958061U (en) Prevent rocking and prevent elevator that falls
CN201354279Y (en) Elevator with out-of-control protective device
CN101472825A (en) Safety device for ensuring minimum space on top or bottom of elevator well channel when examining as well as elevator with the safety device
CN201102865Y (en) Anti-breaking safety device of lifting hook
DE202014009760U1 (en) Rack lift
CN204778143U (en) Device for preventing elevator from falling
CN104030123B (en) A kind of elevator fall-proof protecting device
CN103818797B (en) Based on velocity limiter and the safety tongs linked system of elevator
JP5571130B2 (en) Elevator equipment
KR100569799B1 (en) Counterweight
CN203486698U (en) Elevator steel wire rope holder
CN103938907B (en) Mechanical three-dimensional parking device guides with chain and chain pine disconnected detection device
CN202090325U (en) Double-suspension electric hoist special for hydraulic opening/closing
US20140054115A1 (en) Drive unit for moving loads and people, and devices for moving people and loads comprising such drive units
CN203905999U (en) Vehicle-mounted rescue lifting system
CN101863430B (en) Barrier-free folding chain elevating platform
CN102963851B (en) The brake gear of sliding hopper and use the aerial ladder of brake gear of this sliding hopper

Legal Events

Date Code Title Description
PB01 Publication
C06 Publication
SE01 Entry into force of request for substantive examination
C10 Entry into substantive examination
C53 Correction of patent for invention or patent application
CB03 Change of inventor or designer information

Inventor after: Huang Xiangyang

Inventor after: Zhu Weibo

Inventor after: Liu Xingli

Inventor after: Liu Shenghong

Inventor after: Zhang Qiang

Inventor before: Liu Xingli

Inventor before: Zhang Qiang

Inventor before: Zhu Weibo

Inventor before: Zhao Zhongqi

Inventor before: Liu Xiaoheng

COR Change of bibliographic data

Free format text: CORRECT: INVENTOR; FROM: LIU XINGLI ZHANG QIANG ZHU WEIBO ZHAO ZHONGQI LIU XIAOHENG TO: HUANG XIANGYANG ZHU WEIBO LIU XINGLI LIU SHENGHONG ZHANG QIANG

C14 Grant of patent or utility model
GR01 Patent grant
EXPY Termination of patent right or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20130403

Termination date: 20150130