CN108708728B - It is a kind of for mine blast in well to the reinforcing sealing device of pithead - Google Patents
It is a kind of for mine blast in well to the reinforcing sealing device of pithead Download PDFInfo
- Publication number
- CN108708728B CN108708728B CN201810458235.3A CN201810458235A CN108708728B CN 108708728 B CN108708728 B CN 108708728B CN 201810458235 A CN201810458235 A CN 201810458235A CN 108708728 B CN108708728 B CN 108708728B
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- Prior art keywords
- well
- seat
- connecting cylinder
- reinforcing
- sealing
- Prior art date
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Links
- 230000003014 reinforcing effect Effects 0.000 title claims abstract description 54
- 238000007789 sealing Methods 0.000 title claims abstract description 53
- 241000269793 Cryothenia peninsulae Species 0.000 title claims abstract description 21
- 230000002787 reinforcement Effects 0.000 claims abstract description 27
- 230000000694 effects Effects 0.000 claims abstract description 12
- 230000001105 regulatory effect Effects 0.000 claims description 9
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 125000004122 cyclic group Chemical group 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 238000000034 method Methods 0.000 abstract description 7
- 238000004880 explosion Methods 0.000 abstract description 5
- 230000008093 supporting effect Effects 0.000 description 14
- 238000005065 mining Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 239000003245 coal Substances 0.000 description 3
- 238000005422 blasting Methods 0.000 description 2
- 230000000295 complement effect Effects 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- 239000002131 composite material Substances 0.000 description 1
- 238000007596 consolidation process Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D7/00—Shaft equipment, e.g. timbering within the shaft
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D5/00—Lining shafts; Linings therefor
- E21D5/04—Lining shafts; Linings therefor with brick, concrete, stone, or similar building materials
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D5/00—Lining shafts; Linings therefor
- E21D5/11—Lining shafts; Linings therefor with combinations of different materials, e.g. wood, metal, concrete
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Wood Science & Technology (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Earth Drilling (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
Abstract
The invention discloses a kind of for mine blast in well to the reinforcing sealing device of pithead, it include: well seat, the well seat includes upper well seat and seat of going into the well, and the upper well seat is arranged above the seat of going into the well and is to match setting, and the upper well seat lateral wall is provided with sealing and reinforcing mechanism；It is described it is a kind of for reinforcing sealing device of the mine blast in well to pithead further include well head, bracing reinforcement mechanism is set in the well head, is provided with the well lid being used cooperatively in the bracing reinforcement mechanism；It is used cooperatively inside and outside the sealing and reinforcing mechanism and the bracing reinforcement mechanism.The present invention is under the premise of meeting easy to use; change traditional technical solution; using new reinforcing sealing technique; greatly improve the reinforcing sealing effect to mine well head; stability is very good, avoids explosion and causes mine collapsing event, greatly improves safety coefficient and protects mine worker's life security; with preferable safe application performance, meet actual operation requirements.
Description
Technical field
Present invention relates particularly to a kind of for mine blast in well to the reinforcing sealing device of pithead, belongs to mine well head and adds
Gu technical field.
Background technique
In the mine of underground exploitation, mine underground open up in the also referred to as mine such as inclined shaft, vertical shaft, footrill, mine
Developing has important and far-reaching influence to the overall situation of the production and construction of metal mine or coal mining mine, the base of its not only relationship mine
Build project amount, initial investment and speed of shaft sinking, it is often more important that by long-term working condition, the technical-economic index for determining mine.
Development digs a series of roadways from ground to underground, passes to exploiting field.The main problem that development needs solve is: just
Field with "nine squares" is really divided, reasonable expanding design is selected, determines mine capacity of well, divides mining level by absolute altitude, selection is appropriate
Draft type, carry out exploiting field deployment and determine the sequence etc. of exploiting field exploitation.Development is usually divided into the form of pit shaft
It is opened up by adits, slope development and shaft development, is the key that do shaft production well using reasonable mining methods.
It is to need to carry out explosion to mine in practical exploitation, in order to the progress of subsequent development work.The developing of mine can
To be divided into shaft development, slope development, is opened up by adits and combined development, main shaft and transportation roadway etc. require permanent supporting, can
Using block arch supporting, arching supporting, the fluffy supporting of frame, suspension roof support, bolt-spary supports, bolt-mesh-spurting supporting, cable bolting, metal arch
Shape bracket support, work stone supporting, armored concrete supporting, there are also the combined supportings between all kinds of supportings certainly；Getting working face
Gib is just needed, mainly gets column, hydraulic prop supporting, the modes such as wooden prop supporting ready；After coal mining is generally used
Move back formula coal mining, Bian Caibian strengthening supporting；Goaf is generally using filling or owns is waited to collapse.
Currently, needing to reinforce encapsulation process to well head through row in mine blasting engineering, in entrance, this is close through row reinforcing
Envelope, the prior art are reinforced box sealing by the way of multilayer supporting, since blasting engineering vibration amplitude is very big, is related to and influences face
Product is wider, and reinforcing sealing is carried out by the way of multilayer supporting and is unable to reach scheduled consolidation effect, reinforcing and sealing effect are all
It is poor, surrounding enviroment are collapsed and influenced there are mine, jeopardize mine worker's life security when serious.For this reason, it may be necessary to design one
The new technical solution of kind, comprehensive can overcome the deficiencies in the prior art.
Summary of the invention
The present invention is exactly in view of the deficienciess of the prior art, provide a kind of reinforcing for mine blast in well to pithead
Sealing device changes traditional technical solution under the premise of meeting easy to use, using new reinforcing sealing technique, greatly
The reinforcing sealing effect to mine well head is improved, stability is very good, avoids explosion and causes mine collapsing event, greatly mentions
High safety coefficient and mine worker's life security is protected, there is preferable safe application performance, meet actual use and want
It asks.
To solve the above problems, the technical solution used in the present invention is as follows:
It is a kind of for mine blast in well to the reinforcing sealing device of pithead, comprising: well seat, the well seat include upper well seat
With seat of going into the well, the upper well seat is arranged above the seat of going into the well and is to match setting, and the upper well seat lateral wall is provided with
Sealing and reinforcing mechanism；
It is described it is a kind of for reinforcing sealing device of the mine blast in well to pithead further include well head, setting in the well head
Bracing reinforcement mechanism is provided with the well lid being used cooperatively in the bracing reinforcement mechanism；
It is used cooperatively inside and outside the sealing and reinforcing mechanism and the bracing reinforcement mechanism.
As an improvement of the above technical solution, the sealing and reinforcing mechanism includes connecting cylinder, is machined on the connecting cylinder
The connecting interface for cooperating the upper well seat to use, the connecting cylinder both ends are provided with convex block, and the connecting cylinder both ends are respectively provided with
There is the connecting plate being used cooperatively, the sliding slot for cooperating the convex block to use, the sealing and reinforcing mechanism are machined on the connecting plate
Further include the auger spindle across the connecting plate and connecting cylinder, is provided with tightening device on the auger spindle.
As an improvement of the above technical solution, the bracing reinforcement mechanism includes upper connecting cylinder and lower connecting cylinder, it is described on
Connecting cylinder is the setting that is connected with the lower connecting cylinder, is provided with link slot in the upper connecting cylinder and the lower connecting cylinder,
It is provided with regulating device on the link slot, the connection for cooperating the regulating device to use is provided in the link slot
Axis, the connecting shaft both ends are provided with clamping butcher's knife and chopping block, the tune for adjusting connecting shaft tightness are provided in the regulating device
Screw rod is saved, handle portion is provided at the top of the adjusting screw rod, the reinforcing spiral shell for adjustment effect is provided with below the handle portion
It is female.
As an improvement of the above technical solution, the upper connecting cylinder and the lower connecting cylinder are detachable connection, and institute
It states connecting cylinder and the lower connecting cylinder junction is provided with the connection fixture block detachably installed.
As an improvement of the above technical solution, it is provided with well lid at the top of the upper connecting cylinder, is provided with below the well lid
Threaded rod, the upper connecting cylinder top are provided with reinforcement part, and the reinforcement part is provided with the screw thread for cooperating the threaded rod to use
Hole.
As an improvement of the above technical solution, the plate part of the upper well seat is equipped with steel mesh reinforcement group, described to go into the well
Seating portion is equipped with ring steel reinforced bar group, and the upper well seat and the seat of going into the well are formed by concreting.
As an improvement of the above technical solution, the upper well seat includes cyclic structure and round-like structure, the seat of going into the well
For cyclic structure, wherein the upper well seat inner hole is two up-small and down-big holes, and hole diameter is less than the well lid diameter.
As an improvement of the above technical solution, it is set between the sealing and reinforcing mechanism and the upper well seat lateral wall contact surface
It is equipped with seal washer.
Compared with prior art, implementation result of the invention is as follows by the present invention:
It is of the present invention it is a kind of for mine blast in well to the reinforcing sealing device of pithead, it is easy to use meeting
Under the premise of, change traditional technical solution, using new reinforcing sealing technique, utilizes sealing and reinforcing mechanism and bracing reinforcement mechanism
Be formed as effect that is inside and outside complementary and being used cooperatively, greatly improve the reinforcing sealing effect to mine well head, stability is very
It is good, it avoids explosion and causes mine collapsing event, greatly improve safety coefficient and protect mine worker's life security, have
There is preferable safe application performance, meets actual operation requirements.
Detailed description of the invention
Fig. 1 be it is of the present invention it is a kind of for mine blast in well to the reinforcing schematic diagram of sealing device of pithead；
Fig. 2 be it is of the present invention it is a kind of for mine blast in well to sealing and reinforcing machine in the reinforcing sealing device of pithead
Structure structural schematic diagram；
Fig. 3 be it is of the present invention it is a kind of for mine blast in well to bracing reinforcement machine in the reinforcing sealing device of pithead
Structure structural schematic diagram.
Specific embodiment
Illustrate the contents of the present invention below in conjunction with specific embodiments.
As shown in figures 1 and 3, for it is of the present invention it is a kind of for mine blast in well to the reinforcing sealing device of pithead
Structural schematic diagram.
It is of the present invention it is a kind of for mine blast in well to the reinforcing sealing device of pithead, comprising: well seat, well seat include
Upper well seat 10 and seat 20 of going into the well, upper well seat 10 are arranged above seat 20 of going into the well and are to match setting, and upper 10 lateral wall of well seat is set
It is equipped with sealing and reinforcing mechanism 40；A kind of for reinforcing sealing device of the mine blast in well to pithead further includes well head 30, well head
Bracing reinforcement mechanism 50 is set in 30, is provided with the well lid 60 being used cooperatively in bracing reinforcement mechanism 50；Sealing and reinforcing mechanism 40
With bracing reinforcement mechanism 50 is inside and outside is used cooperatively.Sealing and reinforcing mechanism 40 includes connecting cylinder 41, is machined on connecting cylinder 41
With the connecting interface 411 closing well seat 10 and using, 41 both ends of connecting cylinder are provided with convex block 412, and 41 both ends of connecting cylinder are respectively provided with
There is the connecting plate 42 being used cooperatively, the sliding slot 421 that cooperation convex block 412 uses, sealing and reinforcing mechanism 40 are machined on connecting plate 42
Further include the auger spindle 43 across connecting plate 42 and connecting cylinder 41, is provided with tightening device 431 on auger spindle 43；Bracing reinforcement mechanism 50
Including upper connecting cylinder 51 and lower connecting cylinder 52, upper connecting cylinder 51 is the setting that is connected with lower connecting cylinder 52, and upper connecting cylinder 51 is under
It is provided with link slot 53 in connecting cylinder 52, regulating device 54 is provided on link slot 53, is provided with and matches in link slot 53
The connecting shaft 55 that regulating device 54 uses is closed, 55 both ends of connecting shaft are provided with clamping butcher's knife and chopping block 56, are provided in regulating device 54
For adjusting the adjusting screw rod 57 of 55 tightness of connecting shaft, it is provided with handle portion 58 at the top of adjusting screw rod 57, is set below handle portion 58
It is equipped with the reinforcing nut 59 for adjustment effect.A kind of reinforcing sealing for mine blast in well to pithead of the present invention
Device changes traditional technical solution under the premise of meeting easy to use, using new reinforcing sealing technique, utilizes sealing
Strengthening mechanism 40 and bracing reinforcement mechanism 50 are formed as effect that is inside and outside complementary and being used cooperatively, greatly improve to mine well head
Reinforcing sealing effect, stability is very good, avoids explosion and causes mine collapsing event, greatly improve safety coefficient and
Mine worker's life security is protected, there is preferable safe application performance, meet actual operation requirements.
It is further improved ground, as shown in figure 3, upper connecting cylinder 51 and lower connecting cylinder 52 are detachable connection, and upper connection
Cylinder 51 and lower 52 junction of connecting cylinder are provided with the connection fixture block 70 detachably installed.Connection structure is strong, and installation and removal are more
It is convenient, meet application request.
It is further improved ground, as shown in figure 3, the setting of well lid 60 is provided with spiral shell below upper 51 top of connecting cylinder, well lid 60
Rasp bar 61, upper 51 top of connecting cylinder are provided with reinforcement part 511, and reinforcement part 511 is provided with the threaded hole that matching thread bar 61 uses
512.The effect being used cooperatively is preferable, has very strong composite structure, meets actual operation requirements.
Specifically, the plate part of upper well seat 10 is equipped with steel mesh reinforcement group, and 20 part of seat of going into the well is equipped with ring steel reinforced bar
Group, and upper well seat 10 and seat 20 of going into the well are formed by concreting.
Specifically, upper well seat 10 includes cyclic structure and round-like structure, and seat 20 of going into the well is cyclic structure, wherein upper well
10 inner holes of seat are two up-small and down-big holes, and hole diameter is less than 60 diameter of well lid.
Specifically, as shown in Figure 1, being provided with gasket between 10 lateral wall contact surface of sealing and reinforcing mechanism 40 and upper well seat
Circle 80.Enhance sealing performance, is easy to use.
The foregoing is a detailed description of the present invention in conjunction with specific embodiments, and it cannot be said that the present invention is specifically real
It applies and is only limitted to these explanations.For those skilled in the art to which the present invention belongs, before not departing from present inventive concept
It puts, a number of simple deductions or replacements can also be made, all shall be regarded as belonging to the scope of protection of the invention.
Claims (4)
1. it is a kind of for mine blast in well to the reinforcing sealing device of pithead, comprising: well seat, it is characterised in that: the well seat
Including upper well seat (10) and seat of going into the well (20), upper well seat (10) setting is above the seat of going into the well (20) and is to match to set
It sets, upper well seat (10) lateral wall is provided with sealing and reinforcing mechanism (40)；
It is described it is a kind of for reinforcing sealing device of the mine blast in well to pithead further include well head (30), in the well head (30)
It is arranged bracing reinforcement mechanism (50), is provided with the well lid (60) being used cooperatively on the bracing reinforcement mechanism (50)；
It is used cooperatively inside and outside the sealing and reinforcing mechanism (40) and the bracing reinforcement mechanism (50)；
The sealing and reinforcing mechanism (40) includes connecting cylinder (41), and the cooperation upper well seat is machined on the connecting cylinder (41)
(10) connecting interface (411) used, connecting cylinder (41) both ends are provided with convex block (412), the connecting cylinder (41) two
End is provided with the connecting plate (42) being used cooperatively, and is machined with what the cooperation convex block (412) used on the connecting plate (42)
Sliding slot (421), the sealing and reinforcing mechanism (40) further include the auger spindle (43) across the connecting plate (42) and connecting cylinder (41),
Tightening device (431) are provided on the auger spindle (43)；
The bracing reinforcement mechanism (50) includes upper connecting cylinder (51) and lower connecting cylinder (52), the upper connecting cylinder (51) and described
Lower connecting cylinder (52) is the setting that is connected, and is provided with link slot in the upper connecting cylinder (51) and the lower connecting cylinder (52)
(53), it is provided with regulating device (54) on link slot (53), the cooperation regulating device is provided in link slot (53)
(54) connecting shaft (55) used, connecting shaft (55) both ends are provided with clamping butcher's knife and chopping block (56), the regulating device (54)
On be provided with adjusting screw rod (57) for adjusting connecting shaft (55) tightness, be provided with handle portion at the top of the adjusting screw rod (57)
(58), the reinforcing nut (59) for adjustment effect is provided with below the handle portion (58)；
The upper connecting cylinder (51) and the lower connecting cylinder (52) are detachable connection, and the upper connecting cylinder (51) and described
Lower connecting cylinder (52) junction is provided with the connection fixture block (70) detachably installed；
Well lid (60) setting is provided with threaded rod (61) below the well lid (60) at the top of the upper connecting cylinder (51),
Upper connecting cylinder (51) top is provided with reinforcement part (511), and the reinforcement part (511) is provided with the cooperation threaded rod (61)
The threaded hole (512) used.
2. according to claim 1 it is a kind of for mine blast in well to the reinforcing sealing device of pithead, it is characterised in that: institute
The plate part for stating well seat (10) is equipped with steel mesh reinforcement group, and the seat of going into the well (20) is partially equipped with ring steel reinforced bar group, and
The upper well seat (10) and the seat of going into the well (20) are formed by concreting.
3. according to claim 1 it is a kind of for mine blast in well to the reinforcing sealing device of pithead, it is characterised in that: institute
Stating well seat (10) includes cyclic structure and round-like structure, and the seat of going into the well (20) is cyclic structure, wherein the upper well seat
(10) inner hole is two up-small and down-big holes, and hole diameter is less than the well lid (60) diameter.
4. according to claim 1 it is a kind of for mine blast in well to the reinforcing sealing device of pithead, it is characterised in that: institute
It states and is provided with seal washer (80) between sealing and reinforcing mechanism (40) and upper well seat (10) the lateral wall contact surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810458235.3A CN108708728B (en) | 2016-08-09 | 2016-08-09 | It is a kind of for mine blast in well to the reinforcing sealing device of pithead |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610646515.8A CN106285689B (en) | 2016-08-09 | 2016-08-09 | It is a kind of to be used for reinforcing sealing device of the mine blast in well to pithead |
| CN201810458235.3A CN108708728B (en) | 2016-08-09 | 2016-08-09 | It is a kind of for mine blast in well to the reinforcing sealing device of pithead |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610646515.8A Division CN106285689B (en) | 2016-08-09 | 2016-08-09 | It is a kind of to be used for reinforcing sealing device of the mine blast in well to pithead |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108708728A CN108708728A (en) | 2018-10-26 |
| CN108708728B true CN108708728B (en) | 2019-07-19 |
Family
ID=57667030
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810458237.2A Active CN108708729B (en) | 2016-08-09 | 2016-08-09 | A consolidate sealing device that is used for blasting in pit to mine mouth |
| CN201810458235.3A Active CN108708728B (en) | 2016-08-09 | 2016-08-09 | It is a kind of for mine blast in well to the reinforcing sealing device of pithead |
| CN201610646515.8A Active CN106285689B (en) | 2016-08-09 | 2016-08-09 | It is a kind of to be used for reinforcing sealing device of the mine blast in well to pithead |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810458237.2A Active CN108708729B (en) | 2016-08-09 | 2016-08-09 | A consolidate sealing device that is used for blasting in pit to mine mouth |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610646515.8A Active CN106285689B (en) | 2016-08-09 | 2016-08-09 | It is a kind of to be used for reinforcing sealing device of the mine blast in well to pithead |
Country Status (1)
| Country | Link |
|---|---|
| CN (3) | CN108708729B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111271063B (en) * | 2020-01-20 | 2022-03-25 | 黑龙江工业学院 | A consolidate sealing device that is used for blasting in pit to mine mouth |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102401616A (en) * | 2011-10-11 | 2012-04-04 | 中国矿业大学(北京) | Blasting excavation method of vertical shaft |
| CN202390857U (en) * | 2012-01-10 | 2012-08-22 | 刘建华 | Inspection wellhead reinforcement structure |
| CN103422862A (en) * | 2013-07-26 | 2013-12-04 | 王绍华 | Ultra-large hole-diameter drilling shaft drilling method |
| CN203717014U (en) * | 2014-03-10 | 2014-07-16 | 山东科技大学 | Novel explosion-proof apparatus for return air vertical shaft |
| CN205315001U (en) * | 2015-12-14 | 2016-06-15 | 西安汇科地质技术服务有限责任公司 | Opening of mines reinforcing apparatus |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2518772B2 (en) * | 1992-06-13 | 1996-07-31 | 株式会社金澤製作所 | Vertical pit seal device |
| CN2642839Y (en) * | 2003-08-15 | 2004-09-22 | 王守利 | Easily opening and closing sealed anti-theft well mouth |
| RU144329U1 (en) * | 2014-04-08 | 2014-08-20 | Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Кузбасский государственный технический университет имени Т.Ф. Горбачева" (КузГТУ) | DEVICE FOR Dismounting Shaft Barrier Reinforcement Elements |
| CN105714859A (en) * | 2016-03-15 | 2016-06-29 | 万庆昆 | Reinforcing device for opening of inspection chamber |
-
2016
- 2016-08-09 CN CN201810458237.2A patent/CN108708729B/en active Active
- 2016-08-09 CN CN201810458235.3A patent/CN108708728B/en active Active
- 2016-08-09 CN CN201610646515.8A patent/CN106285689B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102401616A (en) * | 2011-10-11 | 2012-04-04 | 中国矿业大学(北京) | Blasting excavation method of vertical shaft |
| CN202390857U (en) * | 2012-01-10 | 2012-08-22 | 刘建华 | Inspection wellhead reinforcement structure |
| CN103422862A (en) * | 2013-07-26 | 2013-12-04 | 王绍华 | Ultra-large hole-diameter drilling shaft drilling method |
| CN203717014U (en) * | 2014-03-10 | 2014-07-16 | 山东科技大学 | Novel explosion-proof apparatus for return air vertical shaft |
| CN205315001U (en) * | 2015-12-14 | 2016-06-15 | 西安汇科地质技术服务有限责任公司 | Opening of mines reinforcing apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108708728A (en) | 2018-10-26 |
| CN108708729A (en) | 2018-10-26 |
| CN106285689B (en) | 2018-10-09 |
| CN106285689A (en) | 2017-01-04 |
| CN108708729B (en) | 2020-06-05 |
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Effective date of registration: 20190627 Address after: 264670 Sino-Russian Science Park, No. 4, No. 17 Jingba Road, Yantai High-tech Zone, Shandong Province Applicant after: YANTAI SANXIN NEW ENERGY TECHNOLOGY Co.,Ltd. Address before: Room 218, 14 Yuhuangding West Road, Zhifu District, Yantai City, Shandong Province, 264000 Applicant before: Sun Lijun |
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Denomination of invention: The utility model relates to a reinforcing sealing device for mine mouth by blasting in mine Effective date of registration: 20211221 Granted publication date: 20190719 Pledgee: Yantai Sangao Intellectual Property Agency Co.,Ltd. Pledgor: YANTAI SANXIN NEW ENERGY TECHNOLOGY Co.,Ltd. Registration number: Y2021980015607 |
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Date of cancellation: 20220526 Granted publication date: 20190719 Pledgee: Yantai Sangao Intellectual Property Agency Co.,Ltd. Pledgor: YANTAI SANXIN NEW ENERGY TECHNOLOGY Co.,Ltd. Registration number: Y2021980015607 |
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Effective date of registration: 20240412 Address after: Room 251, Building 5, Family Building of Ha San Section Hardware Company, Hongshan District, Chifeng City, Inner Mongolia Autonomous Region 024000 Patentee after: Liang Jianye Country or region after: China Address before: 264670 Sino-Russian Science Park, No. 4, No. 17 Jingba Road, Yantai High-tech Zone, Shandong Province Patentee before: YANTAI SANXIN NEW ENERGY TECHNOLOGY Co.,Ltd. Country or region before: China |
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Effective date of registration: 20240516 Address after: 010000 Room 1403, Building 3, Nailun International Mansion, Xinhua East Street, Xincheng District, Hohhot, Inner Mongolia Autonomous Region Patentee after: Inner Mongolia Chengtai Blasting Engineering Co.,Ltd. Country or region after: China Address before: Room 251, Building 5, Family Building of Ha San Section Hardware Company, Hongshan District, Chifeng City, Inner Mongolia Autonomous Region 024000 Patentee before: Liang Jianye Country or region before: China |