CN105716481A - Rotary bracket for blasting excavation of tunnel - Google Patents
Rotary bracket for blasting excavation of tunnel Download PDFInfo
- Publication number
- CN105716481A CN105716481A CN201410735421.9A CN201410735421A CN105716481A CN 105716481 A CN105716481 A CN 105716481A CN 201410735421 A CN201410735421 A CN 201410735421A CN 105716481 A CN105716481 A CN 105716481A
- Authority
- CN
- China
- Prior art keywords
- installing plate
- rotating shaft
- support frame
- horizontal base
- outer support
- Prior art date
- Legal status (The legal status 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 status listed.)
- Pending
Links
Landscapes
- Lining And Supports For Tunnels (AREA)
Abstract
The invention discloses a rotary bracket for blasting excavation of a tunnel. The rotary bracket for blasting excavation of the tunnel comprises a horizontal base, a circular outer supporting frame, a vertical installation frame, a rotary shaft and three long strip-shaped installation plates, wherein the circular outer supporting frame is located above the front side of the horizontal base, the vertical installation frame is installed on the horizontal base, the rotary shaft is installed on the front side of the upper portion of the vertical installation frame, and the three long strip-shaped installation plates are all installed on the rotary shaft and rotate synchronously along with the rotary shaft. An annular shaft sleeve which is coaxially and fixedly arranged on the rotary shaft in a sleeving mode is arranged in the middle of each long strip-shaped installation plate. The three long strip-shaped installation plates are evenly arranged in the circumferential direction and include the first installation plate provided with a plurality of electric drilling tools, the second installation plate provided with a plurality of electric push rods and the third installation plate provided with a plurality of electric spraying heads. The rotary bracket for blasting excavation of the tunnel is simple in structure, reasonable in design, convenient to install and arrange, easy and convenient to use and operate and good in use effect; drilling, explosive piling and sealing of a plurality of blast holes formed in the blasting surface of the whole tunnel in the circumferential direction are achieved by rotating the three long strip-shaped installation plates by 180 degrees.
Description
Technical field
The invention belongs to tunnel blasting excavation technical field of construction, especially relate to a kind of tunnel blasting excavation construction rotary bracket.
Background technology
In set of tunneling construction process, when carrying out Excavation Blasting, it is necessary to first drill through the multiple big gun holes laid in hoop on explosion face, put into each big gun hole after having configured the blasting charge according still further to the blasting parameter designed in advance, then ignite again, thus completing blast working.Nowadays, when carrying out explosion treatment, the position, hole in each big gun hole is determined by generally individually first employing survey tool, afterwards again by manually adopting rig or equipment of punchinging to offer big gun hole on country rock one by one；And after big gun hole has been offered, again by manually the blasting charge made in advance being thrown in each big gun hole, after big gun hole has been offered and powder charge terminates, for ensureing that explosive fully reacts, it is simultaneously in security consideration, it is necessary to adopt hole sealing agent that each big gun hole after powder charge is carried out sealing of hole respectively.In practice of construction process, large number of due to hole opened fire with artillery on explosion face, thus boring, explosive throws in and sealing of hole process is both needed to put into bigger manpower and materials, and spended time is longer, affects the constructing tunnel cycle largely.Thus, need to design a kind of simple in construction, reasonable in design, installation laying is convenient and uses tunnel blasting excavation construction rotary bracket easy and simple to handle, that result of use is good, can simplicity be installed in ground or moving carriage, and light structure, mobile simplicity, and three installing plates can complete multiple on Tunnel Blasting face to lay the drilling through of big gun hole in hoop, explosive pushes away and puts and sealing of hole process by rotating.
Summary of the invention
The technical problem to be solved is in that for above-mentioned deficiency of the prior art, a kind of tunnel blasting excavation construction rotary bracket is provided, its simple in construction, reasonable in design, install lay convenient and use easy and simple to handle, result of use good, three strip installing plates are rotated, it is achieved the big gun holes laid in hoop multiple on whole Tunnel Blasting face are drilled through, explosive pushes away and puts and sealing of hole by 180 °.
For solving above-mentioned technical problem, the technical solution used in the present invention is: a kind of tunnel blasting excavation construction rotary bracket, it is characterized in that: include horizontal base, it is positioned at the annular outer support frame of horizontal base front side top, it is arranged on the vertical installing rack above horizontal base, be arranged on the rotating shaft on front side of vertical installing rack top and three be respectively mounted on the rotary shaft and with the strip installing plate of rotating shaft synchronous rotary, the middle part of three described strip installing plates is provided with the annular sleeve of an annular sleeve and three and is all coaxially fixedly set on rotating shaft, three described strip installing plates are along the circumferential direction uniformly laid and angle between adjacent two described strip installing plates is 60 °；Three described strip installing plates are flat board and three respectively the first installing plate, the second installing plate and the 3rd installing plate along clockwise direction, three described strip installing plate threes are all in being vertically installed on annular outer support frame to the two ends of laying and three, and described annular outer support frame is in vertically to laying；Described horizontal base is provided with the rotary drive motor that rotating shaft is driven, is in transmission connection by drive mechanism between power output shaft and the rotating shaft of described rotary drive motor；The left and right sides, top of described horizontal base is respectively arranged with a support bar that annular outer support frame is supported, and two symmetrical layings of described support bar and both and annular outer support frame are laid on same vertical plane；Described rotating shaft be level lay and its with annular outer support frame in coaxial laying；Being provided with multiple electrodrill for drilling through big gun hole on Tunnel Blasting face on the central axis of described first installing plate from front to back, multiple described electrodrills are respectively positioned on front side of the first installing plate；Being provided with multiple for the blasting charge pushes to the electric pushrod thrown in drilled through big gun hole on the central axis of described second installing plate from front to back, multiple described electric pushrods are respectively positioned on front side of the second installing plate；Being provided with multiple electric spray for injecting hole sealing agent in drilled through big gun hole on the central axis of described 3rd installing plate from front to back, multiple described electric sprays are respectively positioned on front side of the 3rd installing plate；Described electrodrill, electric pushrod be identical with the quantity of electric spray and the installation position one_to_one corresponding of three.
Above-mentioned a kind of tunnel blasting excavation construction rotary bracket, is characterized in that: the quantity of described electrodrill, electric pushrod and electric spray is 6～12.
Above-mentioned a kind of tunnel blasting excavation construction rotary bracket, be is characterized in that: be attached by flat key between described annular sleeve and rotating shaft.
Above-mentioned a kind of tunnel blasting excavation construction rotary bracket, it is characterized in that: described vertical installing rack includes two and is laid in the vertical supports of both sides before and after annular outer support frame respectively, two described vertical supports are symmetrically laid and the rear and front end of rotating shaft is respectively supported in two described vertical supports, are attached each through bearing between the rear and front end of described rotating shaft and two described vertical supports.
The present invention compared with prior art has the advantage that
1, simple in construction, reasonable in design and processing and fabricating and installation are laid conveniently, and input cost is low.
2, light structure, mobile simplicity, can simplicity be installed in ground or moving carriage.
3, use simple to operate, result of use good and practical value is high, three strip installing plates are rotated by 180 °, the big gun holes laid in hoop multiple on whole Tunnel Blasting face are drilled through by realization, explosive pushes away the purpose put with sealing of hole, thus blast working efficiency is greatly improved, save the engineering time.
In sum, present configuration is simple, reasonable in design, it is convenient to install laying and it is easy and simple to handle to use, result of use good, simplicity being installed in ground or moving carriage, by rotating, three installing plates can complete multiple on Tunnel Blasting face to lay the drilling through of big gun hole in hoop, explosive pushes away and puts and sealing of hole process.
Below by drawings and Examples, technical scheme is described in further detail.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the structural representation of annular outer support frame of the present invention and three strip installing plates.
Description of reference numerals:
1 horizontal base；2 annular outer support frames；3 vertical installing racks；
4 rotating shafts；5 annular sleeves；6-1 the first installing plate；
6-2 the second installing plate；6-3 the 3rd installing plate；7 support bars；
8 electrodrills；9 electric pushrods；10 electric sprays.
Detailed description of the invention
Such as Fig. 1, shown in Fig. 2, the present invention includes horizontal base 1, it is positioned at the annular outer support frame 2 of horizontal base 1 front side top, it is arranged on the vertical installing rack 3 above horizontal base 1, be arranged on the rotating shaft 4 on front side of vertical installing rack 3 top and three be separately mounted on rotating shaft 4 and with the strip installing plate of rotating shaft 4 synchronous rotary, the middle part of three described strip installing plates is provided with the annular sleeve 5 of an annular sleeve 5 and three and is all coaxially fixedly set on rotating shaft 4, three described strip installing plates are along the circumferential direction uniformly laid and angle between adjacent two described strip installing plates is 60 °.Three described strip installing plates are flat board and three respectively the first installing plate 6-1, the second installing plate 6-2 and the three installing plate 6-3 along clockwise direction, three described strip installing plate threes are all in being vertically installed on annular outer support frame 2 to the two ends of laying and three, and described annular outer support frame 2 is in vertically to laying.Described horizontal base 1 is provided with the rotary drive motor that rotating shaft 4 is driven, is in transmission connection by drive mechanism between power output shaft and the rotating shaft 4 of described rotary drive motor.The left and right sides, top of described horizontal base 1 is respectively arranged with a support bar 7 that annular outer support frame 2 is supported, and two described symmetrical layings of support bar 7 and both and annular outer support frame 2 are laid on same vertical plane.Described rotating shaft 4 is laid in level and it is laid in coaxial with annular outer support frame 2.Being provided with multiple electrodrill 8 for drilling through big gun hole on Tunnel Blasting face on the central axis of described first installing plate 6-1 from front to back, multiple described electrodrills 8 are respectively positioned on front side of the first installing plate 6-1.Being provided with multiple for the blasting charge pushes to the electric pushrod 9 thrown in drilled through big gun hole on the central axis of described second installing plate 6-2 from front to back, multiple described electric pushrods 9 are respectively positioned on front side of the second installing plate 6-2.Being provided with multiple electric spray 10 for injecting hole sealing agent in drilled through big gun hole on the central axis of described 3rd installing plate 6-3 from front to back, multiple described electric sprays 10 are respectively positioned on front side of the 3rd installing plate 6-3.Described electrodrill 8, electric pushrod 9 be identical with the quantity of electric spray 10 and the installation position one_to_one corresponding of three.
In the present embodiment, it is attached by flat key between described annular sleeve 5 and rotating shaft 4.
Further, the quantity of described electrodrill 8, electric pushrod 9 and electric spray 10 is 6～12.
In the present embodiment, the quantity of described electrodrill 8, electric pushrod 9 and electric spray 10 is 10.
Time actually used, it is possible to according to specific needs, the quantity of electrodrill 8, electric pushrod 9 and electric spray 10 is adjusted accordingly.
In the present embodiment, described vertical installing rack 3 includes two and is laid in the vertical supports of both sides before and after annular outer support frame 2 respectively, two described vertical supports are symmetrically laid and the rear and front end of rotating shaft 4 is respectively supported in two described vertical supports, are attached each through bearing between rear and front end and two described vertical supports of described rotating shaft 4.
The above; it it is only presently preferred embodiments of the present invention; not the present invention is imposed any restrictions, every any simple modification, change and equivalent structure change above example made according to the technology of the present invention essence, all still fall within the protection domain of technical solution of the present invention.
Claims (4)
1. a tunnel blasting excavation construction rotary bracket, it is characterized in that: include horizontal base (1), it is positioned at the annular outer support frame (2) of horizontal base (1) front side top, it is arranged on the vertical installing rack (3) of horizontal base (1) top, be arranged on the rotating shaft (4) on front side of vertical installing rack (3) top and three be separately mounted to that rotating shaft (4) is upper and strip installing plate with rotating shaft (4) synchronous rotary, the middle part of three described strip installing plates is provided with the annular sleeve (5) of an annular sleeve (5) and three and is all coaxially fixedly set on rotating shaft (4), three described strip installing plates are along the circumferential direction uniformly laid and angle between adjacent two described strip installing plates is 60 °；Three described strip installing plates are flat board and three respectively the first installing plate (6-1), the second installing plate (6-2) and the 3rd installing plate (6-3) along clockwise direction, three described strip installing plate threes are all in being vertically installed on annular outer support frame (2) to the two ends of laying and three, and described annular outer support frame (2) is in vertically to laying；Described horizontal base (1) is provided with the rotary drive motor that rotating shaft (4) is driven, is in transmission connection by drive mechanism between the power output shaft of described rotary drive motor and rotating shaft (4)；The left and right sides, top of described horizontal base (1) is respectively arranged with a support bar (7) that annular outer support frame (2) is supported, and the symmetrical laying of two described support bars (7) and both and annular outer support frame (2) are laid on same vertical plane；Described rotating shaft (4) is laid in level and it is laid in coaxial with annular outer support frame (2)；Being provided with multiple electrodrill (8) for drilling through big gun hole on Tunnel Blasting face on the central axis of described first installing plate (6-1) from front to back, multiple described electrodrills (8) are respectively positioned on the first installing plate (6-1) front side；Being provided with multiple for the blasting charge pushes to the electric pushrod (9) thrown in drilled through big gun hole on the central axis of described second installing plate (6-2) from front to back, multiple described electric pushrods (9) are respectively positioned on the second installing plate (6-2) front side；Being provided with multiple electric spray (10) for injecting hole sealing agent in drilled through big gun hole on the central axis of described 3rd installing plate (6-3) from front to back, multiple described electric sprays (10) are respectively positioned on the 3rd installing plate (6-3) front side；Described electrodrill (8), electric pushrod (9) be identical with the quantity of electric spray (10) and the installation position one_to_one corresponding of three.
2. a kind of tunnel blasting excavation construction rotary bracket described in claim 1, it is characterised in that: the quantity of described electrodrill (8), electric pushrod (9) and electric spray (10) is 6～12.
3. a kind of tunnel blasting excavation construction rotary bracket described in claim 1 or 2, it is characterised in that: it is attached by flat key between described annular sleeve (5) and rotating shaft (4).
4. a kind of tunnel blasting excavation construction rotary bracket described in claim 1 or 2, it is characterized in that: described vertical installing rack (3) includes two and is laid in the vertical supports of both sides before and after annular outer support frame (2) respectively, two described vertical supports are symmetrically laid and the rear and front end of rotating shaft (4) is respectively supported in two described vertical supports, are attached each through bearing between rear and front end and two described vertical supports of described rotating shaft (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410735421.9A CN105716481A (en) | 2014-12-02 | 2014-12-02 | Rotary bracket for blasting excavation of tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410735421.9A CN105716481A (en) | 2014-12-02 | 2014-12-02 | Rotary bracket for blasting excavation of tunnel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105716481A true CN105716481A (en) | 2016-06-29 |
Family
ID=56143702
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410735421.9A Pending CN105716481A (en) | 2014-12-02 | 2014-12-02 | Rotary bracket for blasting excavation of tunnel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105716481A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107576238A (en) * | 2017-10-12 | 2018-01-12 | 贵州大学 | A kind of mining blasting pipe burying device |
-
2014
- 2014-12-02 CN CN201410735421.9A patent/CN105716481A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107576238A (en) * | 2017-10-12 | 2018-01-12 | 贵州大学 | A kind of mining blasting pipe burying device |
| CN107576238B (en) * | 2017-10-12 | 2023-05-12 | 贵州大学 | Mining blasting is with buried pipe device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204535578U (en) | A kind of tunnel blasting excavation construction rotary bracket | |
| CN105716481A (en) | Rotary bracket for blasting excavation of tunnel | |
| CN105696939A (en) | Hole drilling hole position and depth self-adjusting type tunnel blasting hole drilling device | |
| JP2015145571A (en) | tunnel construction equipment and construction method | |
| CN104675326A (en) | Tunnel blasting excavation construction multi-functional drilling and blasting trolley | |
| CN203687798U (en) | Tunnel blasting and excavating construction vehicle | |
| CN104677206A (en) | Simple drilling and blasting device | |
| CN204402351U (en) | A kind of drilling hole position and degree of depth self-interacting type Tunnel Blasting drilling equipment | |
| CN102602666A (en) | Detachable totally-closed cable groove | |
| CN204421776U (en) | A kind of automatic rotary Tunnel Blasting work car | |
| CN105651128A (en) | Drilling and hole sealing rack for tunnel blasting excavation construction | |
| CN203687794U (en) | Circumferential rock drilling and blasting rack based on automatic translational push plate | |
| CN204404919U (en) | A kind of tunnel blasting excavation construction boring and sealing of hole frame | |
| CN204402350U (en) | Blasting boreholes device is used in Tunnel Blasting construction | |
| CN204495206U (en) | A kind of tunnel blasting excavation device based on rotary bracket | |
| CN203687790U (en) | Circumferential rock drilling and blasting rack | |
| CN105716484A (en) | Hydraulic swing drilling and hole sealing rack for drilling and blasting | |
| CN104677207A (en) | Circular drilling and blasting frame | |
| CN104675329A (en) | Drilling and blasting truck with transverse moving function | |
| CN105716485A (en) | Rotary-bracket-based tunnel blasting excavation device | |
| CN105627844A (en) | Automatic rotating type tunnel blasting construction vehicle | |
| CN203586966U (en) | Simple drilling and blasting device | |
| CN203685029U (en) | Multifunctional rock drilling and blasting vehicle for tunnel blasting and excavating | |
| CN204419027U (en) | A kind of multi-functional driling explosion work car | |
| CN104654942A (en) | Simple type explosive throwing rack for tunnel blasting excavation construction |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160629 |
|
| WD01 | Invention patent application deemed withdrawn after publication |