CN206146315U - Tunnel blast construction week lateral opening charging means - Google Patents
Tunnel blast construction week lateral opening charging means Download PDFInfo
- Publication number
- CN206146315U CN206146315U CN201621134173.3U CN201621134173U CN206146315U CN 206146315 U CN206146315 U CN 206146315U CN 201621134173 U CN201621134173 U CN 201621134173U CN 206146315 U CN206146315 U CN 206146315U
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- Prior art keywords
- mounting cylinder
- thick bamboo
- installation section
- ring
- fixed
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Abstract
The utility model discloses a tunnel blast construction week lateral opening charging means, including an installation section of thick bamboo that is used for the fixed medicated roll of block, the outside cover of an installation section of thick bamboo has ring cover placed in the middle, be equipped with the elasticity arc that encircles the axis ring array of cover between two parties in a plurality of edges on the outer wall of ring cover placed in the middle, equidistantly in the installation section of thick bamboo be equipped with a plurality of fixed subassemblies, fixed subassembly includes a plurality of stationary blades that are 360 ring array along installation section of thick bamboo axis, the stationary blade is kept away from the one end in installation section of thick bamboo axle center and is fixed on installation section of thick bamboo inner wall, a plurality of stationary blades form the circular structure of central open -ended, an installation section of thick bamboo is gone up and is equipped with observation groove along its length direction. The utility model discloses the fixed medicated roll of block guarantees that medicated roll is in big gun hole centre position well, improves the powder charge quality, and the material of an installation section of thick bamboo, ring cover placed in the middle is the cardboard, does not influence the effect of blasting, moreover friendly to environment.
Description
Technical field
This utility model is related to blasting technique field, more particularly to a kind of tunnel blasting construction periphery hole means for loading.
Background technology
Photoface exploision is referred to and select blasting parameter and rational construction method, subregion segmentation short-delay blasting to reach by correct
Meet design requirement to explosion trailing wheel profile, a kind of Controlled blasting technique of the smooth rule of free face is usually used in tunnel engineering and applies
Work.Periphery hole drilling and powder charge directly determine tunnel Smooth Blasting Construction effect, affect tunnel construction phase stability and security.Tunnel
During blast working, periphery hole powder charge is usually after drilling is completed, explosive cartridge to be tied up on bamboo chip, connection primacord etc., then
Placed in blasthole.But, periphery hole adopts Uncoincided charge, on-site personnel to determine powder charge spacing distance mostly
Quantify determine, only with personal subjective judgment depending on, axial Uncoincided charge does not reach design requirement；Meanwhile, bamboo chip colligation explosive
Mode, often make explosive be placed on blasthole bottom, it is impossible to be placed centrally in blasthole, radial direction Uncoincided charge does not reach design
Require, affect demolition effect.Additionally, live bamboo chip colligation complex procedures, are easily damaged the explosives such as explosive and primacord, shadow
Ring engineering construction quality and progress.
Jing is retrieved, Chinese Patent Application No.：201620219319.8, patent name is tunnel blasting construction periphery hole powder charge
Device, there is provided a kind of scheme, including including that, for the mounting groove of the powder stick that is fixed, mounting groove outer wall is provided with the pad of circular arc
Piece, mounting groove can also arrange length scales, and powder charge spacing distance quantification is determined, effectively improve charging accuracy.Further, since
Powder stick is fixed in advance, loading rate can be effectively improved, while the explosives such as explosive and primacord are hardly damaged, and
Arranging circular arc pad can cause powder stick in blasthole center position, improve charging quality.There is problems with：1. only lead to
Cross circular arc or semicircular mounting groove can not be fixed well powder stick；2. because the diameter of blasthole is not fully identical,
Mounting groove outer wall is provided with the pad of circular arc and does not ensure that powder stick is in blasthole center position；3. mounting groove adopts plastic material
The effect of explosion is affected, and it is unfriendly to environment.
Utility model content
The purpose of this utility model is that, in order to solve shortcoming present in prior art, and a kind of tunnel blasting for proposing is applied
Work periphery hole means for loading.
To achieve these goals, this utility model employs following technical scheme：
A kind of tunnel blasting construction periphery hole means for loading, including the mounting cylinder for the powder stick that is fixed, the installation
The outside of cylinder is cased with ring set placed in the middle, and the outer wall of the ring set placed in the middle is provided with the bullet of the axis annular array of multiple edges ring set placed in the middle
Property arc, be equidistantly provided with multiple fixation kits in the mounting cylinder, the fixation kit includes multiple along mounting cylinder axis
Stator in 360 ° of annular arrays, the stator is fixed on mounting cylinder inwall away from the one end in mounting cylinder axle center, described
Multiple stators form the circular configuration of a central opening, are provided with observation groove on the mounting cylinder along its length.
Preferably, the ring set quantity placed in the middle is multiple, is arranged along mounting cylinder length direction uniform intervals.
Preferably, the ring set quantity placed in the middle is 2, located at the two ends of mounting cylinder length direction.
Preferably, length scales are provided with the corresponding position of observation groove on the outer wall of the mounting cylinder.
Preferably, the ring set placed in the middle coordinates with mounting cylinder gap.
Preferably, the mounting cylinder, the material of ring set placed in the middle are cardboard.
In this utility model, during enforcement, first powder stick is fixed according to the spacing distance of design by fixation kit
In mounting cylinder, primacord is then reconnected, be finally fitted into blasthole.By observing groove and length scales, can be to powder charge spacer
Determine from quantification, effectively improve charging accuracy；In addition, by fixation kit powder stick is fixed in mounting cylinder in advance
Center, can be fixed well powder stick, can effectively improve loading rate, while it is quick-fried to be hardly damaged explosive and primacord etc.
Broken equipment；And arranging ring set placed in the middle can be shunk flexible arc plate along its bending direction by flexible arc plate, with blasthole inwall
Offset, be suitable for the blasthole of different pore size, and can guarantee that powder stick, in blasthole center position, improves charging quality；Mounting cylinder, residence
The material of middle ring sleeve is cardboard, does not affect the effect of explosion, and environmentally friendly.
Description of the drawings
Fig. 1 be the utility model proposes a kind of tunnel blasting construction periphery hole means for loading cross-sectional structure illustrate
Figure；
Fig. 2 is the structural representation of this utility model stator；
Fig. 3 be the utility model proposes a kind of tunnel blasting construct periphery hole means for loading enforcement schematic diagram.
In figure：1 powder stick, 2 mounting cylinders, 3 ring sets placed in the middle, 4 flexible arc plates, 5 fixation kits, 51 stators, 6 observation grooves, 7
Blocking section, 8 uniform powder charge sections, 9 bottom hole strengthening segments, 10 primacords, 11 blastholes.
Specific embodiment
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of this utility model, rather than whole
Embodiment.
With reference to Fig. 1-2, a kind of tunnel blasting construction periphery hole means for loading, including the installation for the powder stick 1 that is fixed
Cylinder 2, the outside of mounting cylinder 2 is cased with ring set placed in the middle 3, and the outer wall of ring set placed in the middle 3 is provided with eight axis annulars along ring set placed in the middle 3
The flexible arc plate 4 of array, is equidistantly provided with multiple fixation kits 5 in mounting cylinder 2, fixation kit 5 includes eight along mounting cylinder 2
Stator 51 of the axis in 360 ° of annular arrays, stator 51 is fixed on the inwall of mounting cylinder 2 away from the one end in the axle center of mounting cylinder 2
On, eight stators 51 form the circular configuration of a central opening, are provided with observation groove 6 on mounting cylinder 2 along its length, occupy
The quantity of middle ring sleeve 3 is 4, is arranged along the length direction uniform intervals of mounting cylinder 2, corresponding with observation groove 6 on the outer wall of mounting cylinder 2
Length scales are provided with position, ring set placed in the middle 3 coordinates with the gap of mounting cylinder 2, can slidable adjustment position, installation on mounting cylinder 2
The cylinder 2, material of ring set placed in the middle 3 is cardboard.
As shown in figure 3, when implementing, first in mounting cylinder 2, then powder stick 1 is fixed according to the spacing distance of design
Primacord 10 is reconnected, blasthole 11 is finally fitted into.By fixation kit 5 powder stick 1 is fixed in mounting cylinder 2 in advance
Center, often saving powder stick has a corresponding fixation kit 5 to fix, and fixation kit 5 includes eight stators 51, stator
51 are fixed on the inwall of mounting cylinder 2 away from the one end in the axle center of mounting cylinder 2, and eight stators 51 form the circle of a central opening
Laminated structure, powder stick 1 is fixed on the center in mounting cylinder 2, stator through central opening in the presence of stator 51
51 can be made using papery or rubber or plastics, and can be fixed well powder stick 1, loading rate can be effectively improved, while not
The explosive such as fragile explosive and primacord 11, and the outer wall of ring set 3 placed in the middle is set and is provided with flexible arc plate 4, flexible arc plate
4, flexible arc plate 4 can be shunk along its bending direction and be rolled, so as to change overall external diameter, offset with the inwall of blasthole 11, can
The blasthole 11 of different pore size is adapted to, and can guarantee that powder stick 1, in blasthole center position, improves charging quality.
Ring set 3 placed in the middle can be 1, be arranged at the middle part of mounting cylinder 2, and now ring set placed in the middle 3 is on the length direction of mounting cylinder 1
There should be enough length；Ring set 3 placed in the middle is preferably arranged to more than one piece, arranges along the length direction uniform intervals of mounting cylinder 1, props up enough
Prop up the weight of mounting cylinder 2 and powder stick 1.This utility model also provides another kind of preferred implementation:Ring set quantity placed in the middle is 2
Part, located at the length direction two ends of mounting cylinder 1.It is provided with observation groove 6, medicine in observable mounting cylinder 2 on mounting cylinder 2 along its length
The position of volume 1, and length scales are provided with the corresponding position of observation groove 6 on the outer wall of mounting cylinder 2, it is quantitative to powder charge interval
Change and determine, charging accuracy can be effectively improved.Mounting cylinder 2, the material of ring set placed in the middle 3 are cardboard, low cost, while having certain
Hardness and plasticity, can conveniently be fixed powder stick 2, not affect the effect of explosion, and environmentally friendly.
The above, only this utility model preferably specific embodiment, but protection domain of the present utility model is not
Be confined to this, any those familiar with the art in the technical scope that this utility model is disclosed, according to this practicality
New technical scheme and its utility model design in addition equivalent or change, all should cover in protection model of the present utility model
Within enclosing.
Claims (6)
1. a kind of tunnel blasting is constructed periphery hole means for loading, it is characterised in that：Including the mounting cylinder for the powder stick that is fixed,
The outside of the mounting cylinder is cased with ring set placed in the middle, and the outer wall of the ring set placed in the middle is provided with the axis annular of multiple edges ring set placed in the middle
The flexible arc plate of array, is equidistantly provided with multiple fixation kits in the mounting cylinder, the fixation kit includes multiple along peace
Stator of the fitted tube axis in 360 ° of annular arrays, the stator is fixed on mounting cylinder inwall away from the one end in mounting cylinder axle center
On, the plurality of stator forms the circular configuration of a central opening, is provided with observation on the mounting cylinder along its length
Groove.
2. a kind of tunnel blasting according to claim 1 is constructed periphery hole means for loading, it is characterised in that：The ring placed in the middle
Set quantity is multiple, is arranged along mounting cylinder length direction uniform intervals.
3. a kind of tunnel blasting according to claim 1 is constructed periphery hole means for loading, it is characterised in that：The ring placed in the middle
Set quantity is 2, located at the two ends of mounting cylinder length direction.
4. a kind of tunnel blasting according to claim 1 is constructed periphery hole means for loading, it is characterised in that：The mounting cylinder
Outer wall on observation groove corresponding position be provided with length scales.
5. a kind of tunnel blasting according to claim 1 is constructed periphery hole means for loading, it is characterised in that：The ring placed in the middle
Set coordinates with mounting cylinder gap.
6. a kind of tunnel blasting according to claim 1 is constructed periphery hole means for loading, it is characterised in that：The installation
Cylinder, the material of ring set placed in the middle are cardboard.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621134173.3U CN206146315U (en) | 2016-10-18 | 2016-10-18 | Tunnel blast construction week lateral opening charging means |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621134173.3U CN206146315U (en) | 2016-10-18 | 2016-10-18 | Tunnel blast construction week lateral opening charging means |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206146315U true CN206146315U (en) | 2017-05-03 |
Family
ID=58622080
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621134173.3U Expired - Fee Related CN206146315U (en) | 2016-10-18 | 2016-10-18 | Tunnel blast construction week lateral opening charging means |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206146315U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107218861A (en) * | 2017-07-07 | 2017-09-29 | 贵州大学 | A kind of explosion tube fixing device |
| CN111366052A (en) * | 2020-04-28 | 2020-07-03 | 山西中煤平朔爆破器材有限责任公司 | Device for isolating and loading explosives by rotating and stretching water-rich deep hole blasting of strip mine and using method thereof |
-
2016
- 2016-10-18 CN CN201621134173.3U patent/CN206146315U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107218861A (en) * | 2017-07-07 | 2017-09-29 | 贵州大学 | A kind of explosion tube fixing device |
| CN111366052A (en) * | 2020-04-28 | 2020-07-03 | 山西中煤平朔爆破器材有限责任公司 | Device for isolating and loading explosives by rotating and stretching water-rich deep hole blasting of strip mine and using method thereof |
| CN111366052B (en) * | 2020-04-28 | 2023-06-27 | 山西中煤平朔爆破器材有限责任公司 | Device for rotationally and telescopically blasting and isolating explosive in water-rich deep hole of strip mine and application method of device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170503 Termination date: 20171018 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |