CN106735966A - A kind of pitshaft reinforcing bar slag anti-splashing shield - Google Patents
A kind of pitshaft reinforcing bar slag anti-splashing shield Download PDFInfo
- Publication number
- CN106735966A CN106735966A CN201611102174.4A CN201611102174A CN106735966A CN 106735966 A CN106735966 A CN 106735966A CN 201611102174 A CN201611102174 A CN 201611102174A CN 106735966 A CN106735966 A CN 106735966A
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- China
- Prior art keywords
- shield
- group
- arc
- reinforcing bar
- side shield
- Prior art date
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K28/00—Welding or cutting not covered by any of the preceding groups, e.g. electrolytic welding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/08—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for flash removal
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Vertical, Hearth, Or Arc Furnaces (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The present invention relates to a kind of pitshaft reinforcing bar slag anti-splashing shield, belong to antiknock device technical field, the shield includes circular fixed dam and the side block unit being fixed on its same side end face, side block unit includes multigroup side shield group, each side shield group includes spaced one group of arc, all arcs in same side shield group are located in same circular configuration, all side shield groups are the arrangement form of concentric structure, and the arc interval position in each side shield group is corresponding with the arc in sides adjacent baffle group；The fixed dam centre is provided with the through hole for inserting oxygen cathete, melt the reinforcing bar in pitshaft in anchor pole fixing hole using electric welding machine, in the bolthole external stability shield, by oxygen cathete is through through hole and stretches into bolthole before shield fixation, then burnt to the fusing that oxygen acceleration reinforcing bar is conveyed in hole by oxygen cathete, finally realize the removal of reinforcing bar.
Description
Technical field
The invention belongs to antiknock device technical field, and in particular to a kind of pitshaft reinforcing bar slag anti-splashing shield.
Background technology
As the development of mine especially construction of coal mine, coal mine shaft lining diameter and depth are all increasing year by year, what is hung carries
Liter container weight is also increasing, and this requires that the installation quality that shaft of vertical well is equipped must be effectively guaranteed, and vertical
During well shaft equipment is installed, the alignment quality of bolthole is an important factor for restricting pit shaft bracket, girder steel and pipeline etc..Such as
There is reinforcing bar in installation process in fruit in bolthole, traditional handicraft is typically continued to punching using alloy bit, bar-mat reinforcement is beaten
Wear, not only with duration, one-stop operation also needs to change several or even more alloy bits.In recent years, for reinforcing bar in the borehole wall
Work is removed, is occurred in that and is first melted reinforcing bar with electric welding, then accelerate reinforcing bar burning to oxygen is conveyed in hole with thin-wall copper pipe
Reinforcing bar ablation technique in the borehole wall, but this mode can produce substantial amounts of reinforcing bar slag in operation, after the splashing of reinforcing bar slag
Operating personnel can not only be damaged, can also fallen into pitshaft, high-temperature slag connects with the flammable explosive gas in pit shaft
Mine gas explosion can be triggered after touch, great work safety accident occurs, it is therefore desirable to which the technology is further researched and developed.
The content of the invention
A large amount of high-temperature slags four dissipate and fly when the present invention cuts off well bore wall reinforcing bar to avoid electric welding from melting with comburant oxygen technology
The danger of generation is splashed, a kind of pitshaft reinforcing bar slag anti-splashing shield is developed, when can effectively prevent reinforcing bar cutting from removing
Slag splash, prevent personnel from scalding, burn, mine explosion accident caused by preventing to be splashed due to slag.
Concrete technical scheme of the invention is：
A kind of pitshaft reinforcing bar slag anti-splashing shield, key point is, the shield include circular fixed dam and
The side block unit on its same side end face is fixed on, side block unit includes multigroup side shield group, between each side shield group includes
Every the one group of arc for setting, all arcs in same side shield group are located in same circular configuration, all side shields
Group is the arrangement form of concentric structure, the arc in arc interval position and sides adjacent baffle group in each side shield group
Plate is corresponding；The fixed dam centre is provided with the through hole for inserting oxygen cathete.
The quantity of described side shield group is three, and arc quantity is identical in all side shield groups and is three, most
The side shield group in outside is located at the excircle of fixed dam, and its arc length is the 1/2 of fixed dam diameter, internal side
Arc length is spaced the length at position not less than arc in outside corresponding side shield group in baffle group.
Described fixed dam is a diameter of to be not more than 400mm, and circular baffle plate thickness is not more than 6mm, and the thickness of arc is not
More than 3mm.
Described fixed dam is being not provided with that handle is fixedly installed on the end face of side block unit.
The beneficial effects of the invention are as follows：The present invention in the anchor pole fixing hole on pitshaft inwall, fixed dam and
Arc on its end face stops to slag, and the arc in arc correspondence sides adjacent baffle group in side shield group
The interval position of plate, all side shield groups form concentric structure, and the interval position of arc can either be electricity in side shield group
Welding machine pipeline provides passage, can effectively reduce the weight of whole shield again, and the through hole of fixed dam center is carried for oxygen cathete
For passage, the shield cuts off electric welding machine and oxygen therapy combustion technology is combined, and disclosure satisfy that hand-held flexible operating, realizes slag
Anti-splashing.
Brief description of the drawings
Fig. 1 is structural representation of the invention.
Fig. 2 is the upward view of Fig. 1.
In accompanying drawing, 1, fixed dam, 2, arc, 3, through hole, 4, handle.
Specific embodiment
The present invention relates to a kind of pitshaft reinforcing bar slag anti-splashing shield, the shield includes circular fixed dam 1
And the side block unit on its same side end face is fixed on, side block unit includes multigroup side shield group, and each side shield group includes
Spaced one group of arc 2, all arcs 2 in same side shield group are located in same circular configuration, all sides
Baffle group is the arrangement form of concentric structure, in the interval position of arc 2 and sides adjacent baffle group in each side shield group
Arc 2 it is corresponding；The centre of the fixed dam 1 is provided with the through hole 3 for inserting oxygen cathete.
Specific embodiment, as depicted in figs. 1 and 2, the shield is formed using continuous welding manner processing and fabricating, is chosen first
One a diameter of 400mm, thickness for 6mm circular steel plate as fixed dam 1, then weld three groups of sides on its same side end face again
Baffle group, the quantity of arc 2 is identical in all side shield groups and is three, and arc 2 is vertically welded in the end face of fixed dam 1
On, thickness is 3mm, and outermost side shield group is located at the excircle of fixed dam 1, and its length of arc 2 is fixed dam 1
The 1/2 of diameter, i.e. 200mm, the spacing of three arcs 2 are identical, and thus, the arc 2 in the baffle group of the same side constitutes one
Cylinder with opening, shape can also be entered according to the shield with the profile of concrete surface on shaft in wall at opening
Row adaptive change, the length of arc 2 is spaced not less than arc 2 in outside corresponding side shield group in internal side shield group
The length at position, forms a labyrinth structure after the completion of three side shield bond pads, the labyrinth structure is mainly the internal cigarette of consideration
Dissipating for gas is overflow, and such as makes integral ring-shaped hardened structure, and the flue gas that reinforcing bar is produced when burning does not dissipate excessive passage, it will inside shield
Gather, influence combustion process, if making notched integral ring-shaped plate, slag can be caused to sputter outside shield, rise not
To isolation effect, arc 2 is welded into labyrinth structure, cost of manufacture from inside to outside using the leftover pieces in work progress
Low, production process is energy-saving.
A through hole of 10mm 3 is bored in the center of fixed dam 1, and the copper pipe as oxygen cathete enters steel through the through hole 3
In muscle fusing hole, electric welding machine accelerates the burning of reinforcing bar after reinforcing bar is fused by the oxygen of oxygen cathete, so as to realize solid in anchor pole
Determine to remove in hole the purpose of reinforcing bar, fixed dam 1 welded on the end face without welding side block unit two it is symmetrical a diameter of
The handle 4 of 8mm, personnel can firmly grasp the shield during convenient use, and it is pressed close to concrete wall, and the device can be in different anchors
Reused when bar fixing hole is opened.
It is general the borehole wall is carried out using air rock drill to punching operation in wellbore operations engineering, because pit shaft borehole wall reinforcing bar is close
Collection, it is all to run into reinforcing bar substantially when punchinging, after occurring reinforcing bar in hole, lime-ash in hole is purged using compressed air dry
Only, then electric welding machine ground wire is contacted with reinforcing bar, then electrode holder is installed in welding rod feeding hole, when welding rod touches reinforcing bar
Afterwards, reinforcing bar is started to warm up, and color is reddened and starts fusing, and the electrode holder and ground wire of electric welding machine are withdrawn from immediately, will be connected with oxygen cylinder
Good copper pipe gos deep into the through fusing reinforcement location of borehole wall hole through the through hole 3 of shield fixed dam 1, and operating personnel in time will
Anti-splashing shield is fixed on outside borehole wall bolthole, at this moment opens oxygen container valve, and oxygen is delivered into fusing reinforcing bar by copper pipe
Position, accelerates the fusing of the position reinforcing bar to burn, and finally plays the effect of reinforcing bar in removal hole, and it is a large amount of that reinforcing bar burning is produced
Mars slag can be stopped and be accepted, prevented splashing from hurting sb.'s feelings or falling into pit shaft and cause by fixed dam 1 and arc 2
Gas explosion, a large amount of flue gases of generation can be by between arc in the gap between side shield group and side shield group
Gap is dissipated in surrounding air, prevents flue gas from assembling and influenceing combustion efficiency.
Claims (4)
1. a kind of pitshaft reinforcing bar slag anti-splashing shield, it is characterised in that：The shield includes circular fixed dam (1)
And the side block unit on its same side end face is fixed on, side block unit includes multigroup side shield group, and each side shield group includes
Spaced one group of arc (2), all arcs (2) in same side shield group in same circular configuration, institute
There is the arrangement form that side shield group is concentric structure, arc (2) interval position and adjacent side block in each side shield group
Arc (2) in plate group is corresponding；Fixed dam (1) centre is provided with the through hole (3) for inserting oxygen cathete.
2. a kind of pitshaft according to claim 1 reinforcing bar slag anti-splashing shield, it is characterised in that：Described side
The quantity of baffle group is three, and arc (2) quantity is identical in all side shield groups and is three, outermost side shield group
At the excircle of fixed dam (1), its arc (2) length is the 1/2 of fixed dam (1) diameter, internal side shield
Arc (2) length is spaced the length at position not less than arc (2) in outside corresponding side shield group in group.
3. a kind of pitshaft according to claim 1 reinforcing bar slag anti-splashing shield, it is characterised in that：Described consolidates
Determine a diameter of no more than 400mm of baffle plate (1), fixed dam (1) thickness is not more than 6mm, and the thickness of arc (2) is not more than 3mm.
4. a kind of pitshaft according to claim 1 reinforcing bar slag anti-splashing shield, it is characterised in that：Described consolidates
Determine baffle plate (1) to be not provided with that handle (4) is fixedly installed on the end face of side block unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611102174.4A CN106735966B (en) | 2016-12-05 | 2016-12-05 | A kind of pitshaft reinforcing bar slag anti-splashing shield |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611102174.4A CN106735966B (en) | 2016-12-05 | 2016-12-05 | A kind of pitshaft reinforcing bar slag anti-splashing shield |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106735966A true CN106735966A (en) | 2017-05-31 |
| CN106735966B CN106735966B (en) | 2018-12-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611102174.4A Active CN106735966B (en) | 2016-12-05 | 2016-12-05 | A kind of pitshaft reinforcing bar slag anti-splashing shield |
Country Status (1)
| Country | Link |
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| CN (1) | CN106735966B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113732477A (en) * | 2021-09-29 | 2021-12-03 | 中国航发航空科技股份有限公司 | Splash protection assembly for blade electron beam welding and blade welding method |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2006005514A1 (en) * | 2004-07-09 | 2006-01-19 | Daimlerchrysler Ag | Device for spot welding with welding tongs and spatter protection cover |
| CN200963737Y (en) * | 2006-08-08 | 2007-10-24 | 中国石油天然气第一建设公司 | Inner protection device for non-ferrous metal pipeline welding |
| CN203939026U (en) * | 2014-07-10 | 2014-11-12 | 中国矿业大学 | A kind of Anchor Agent protective device |
| CN204209295U (en) * | 2014-09-28 | 2015-03-18 | 常州市常光波纹管业有限公司 | A kind of round steel pipe welding slag retracting device |
| CN104533485A (en) * | 2015-01-21 | 2015-04-22 | 中煤第三建设（集团）有限责任公司 | Fast installation method for anchor rod in wall of vertical shaft |
| CN104564111A (en) * | 2013-10-17 | 2015-04-29 | 王之德 | Pneumatic drill trepanning protector |
| CN105215507A (en) * | 2015-10-20 | 2016-01-06 | 桐城市丽琼金属制品有限公司 | A kind of protective cover for burning torch |
-
2016
- 2016-12-05 CN CN201611102174.4A patent/CN106735966B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2006005514A1 (en) * | 2004-07-09 | 2006-01-19 | Daimlerchrysler Ag | Device for spot welding with welding tongs and spatter protection cover |
| CN200963737Y (en) * | 2006-08-08 | 2007-10-24 | 中国石油天然气第一建设公司 | Inner protection device for non-ferrous metal pipeline welding |
| CN104564111A (en) * | 2013-10-17 | 2015-04-29 | 王之德 | Pneumatic drill trepanning protector |
| CN203939026U (en) * | 2014-07-10 | 2014-11-12 | 中国矿业大学 | A kind of Anchor Agent protective device |
| CN204209295U (en) * | 2014-09-28 | 2015-03-18 | 常州市常光波纹管业有限公司 | A kind of round steel pipe welding slag retracting device |
| CN104533485A (en) * | 2015-01-21 | 2015-04-22 | 中煤第三建设（集团）有限责任公司 | Fast installation method for anchor rod in wall of vertical shaft |
| CN105215507A (en) * | 2015-10-20 | 2016-01-06 | 桐城市丽琼金属制品有限公司 | A kind of protective cover for burning torch |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113732477A (en) * | 2021-09-29 | 2021-12-03 | 中国航发航空科技股份有限公司 | Splash protection assembly for blade electron beam welding and blade welding method |
| CN113732477B (en) * | 2021-09-29 | 2023-03-14 | 中国航发航空科技股份有限公司 | Splash protection assembly for blade electron beam welding and blade welding method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106735966B (en) | 2018-12-18 |
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