CN209310653U - Deep hole blasting powder charge airspace device - Google Patents
Deep hole blasting powder charge airspace device Download PDFInfo
- Publication number
- CN209310653U CN209310653U CN201822000373.5U CN201822000373U CN209310653U CN 209310653 U CN209310653 U CN 209310653U CN 201822000373 U CN201822000373 U CN 201822000373U CN 209310653 U CN209310653 U CN 209310653U
- Authority
- CN
- China
- Prior art keywords
- column casing
- drawstring
- active clapboard
- powder charge
- deep hole
- 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.)
- Withdrawn - After Issue
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- Drilling And Exploitation, And Mining Machines And Methods (AREA)
Abstract
The utility model relates to a kind of deep hole blasting powder charge airspace devices, belong to blasting engineering auxiliary device technical field.The utility model includes the column casing of hollow structure, it is hatch frame at the top of column casing, multiple active clapboards are arranged at intervals with along its axis direction in column casing, active clapboard is rotated by shaft to be arranged, shaft is horizontally disposed at column casing center, active clapboard upper surface is provided with drag hook, drawstring is connected on drag hook, column casing side wall is provided with the drawstring via hole passed through for drawstring, column casing top is provided with the drawstring fixed structure for fixed pulling rope end, and column casing side wall, which is provided with, limits the positioning mechanism that active clapboard turns to horizontal position.The utility model is low in cost, easy to operate, and demolition effect and loading rate can be improved.
Description
Technical field
The utility model relates to a kind of deep hole blasting powder charge airspace devices, belong to blasting engineering auxiliary device technology neck
Domain.
Background technique
Drillhole blasting is the common technology of rock excavation, is widely used in the fields such as water conservancy and hydropower, mine, traffic.Tradition
Continuous cylindrical charge that there are unit consumption is big, detonation first pressing is excessively high, the overground disadvantage of rock so that the energy efficient benefit of explosive
It is low with rate, and it is also easy to produce bulk and foundation, bring the problems such as blasting vibration harm.Air-decking technique can reduce
Explosive makes blast pressure in hole axially be distributed more evenly along blasthole, to drop the initial peak pressure of blasthole surrounding rock
Excessive crushing that is low or avoiding blasthole near region country rock expands rupture zone range, improves the effective rate of utilization of explosive blasting energy,
To reduce blasting cost, controled blasting harm.
For the purpose for realizing underground borehole blasting, setting airspace device is generally required, i.e., in air column and explosive, sky
The spacer being arranged between air column and stemming is to bear the weight of explosive and stemming.Currently used air-spacer is empty
Gas air bag, it can be realized axial Uncoincided charge, but can not accomplish radial Uncoincided charge, influence demolition effect, and its list
Valence is high, cumbersome, reduces loading rate, increases blasting cost.
Utility model content
The technical problem to be solved by the utility model is to provide a kind of low in cost, easy to operate deep hole blasting dresses
Medicine airspace device reduces blasting cost to improve demolition effect, and can realize axial and radial Uncoincided charge simultaneously
Purpose.
To solve above-mentioned technical problem the technical scheme adopted by the utility model is deep hole blasting powder charge airspace fills
It sets, the column casing including hollow structure, is hatch frame at the top of column casing, column casing is interior to be arranged at intervals with multiple activities along its axis direction
Partition, active clapboard is rotated by shaft to be arranged, and shaft is horizontally disposed at column casing center, and active clapboard upper surface is provided with drawing
Hook is connected with drawstring on drag hook, and column casing side wall is provided with the drawstring via hole passed through for drawstring, and column casing top is provided with for fixing
The drawstring fixed structure of drawstring end, column casing side wall, which is provided with, limits the positioning mechanism that active clapboard turns to horizontal position.
Further, positioning mechanism is the drawstring via hole of column casing side wall, drawstring via hole is set to the shaft with active clapboard
Level position.
Further, positioning mechanism is limit bail, limit bail is set to column casing side wall and is located at turning for active clapboard
On dynamic stroke.
Further, the position of drag hook is set on the perpendicular bisector of shaft；The shaft of each layer active clapboard is not overlapped
Setting.
Further, the edge of active clapboard is provided with the groove passed through for detonator.
Further, being provided with stationary barrier in column casing, stationary barrier is set to the lower section of the active clapboard of basecoat.
Further, drawstring fixed structure is the fixing glue for being fixed at column casing top.
Further, column casing outer wall is fixedly installed the positioning ring with column casing coaxial arrangement, confession is provided on positioning ring
The through-hole that drawstring passes through.
Further, positioning ring is divided into column casing both ends, positioned at column casing upper end positioning ring and most upper one layer of activity every
The position of plate is identical.
The beneficial effects of the utility model are: column casing outer diameter is slightly less than blasthole diameter when implementing, column casing is put into blasthole,
The drawstring of active clapboard loosens at this time, and active clapboard straight down, is then charged into bottom one layer of explosive, bottom one layer every
Plate generallys use stationary barrier, after first layer explosive installs, firmly tenses the drawstring of bottom one layer of active clapboard and fixation
In fixing glue, this layer of active clapboard is horizontally disposed at this time, encloses column casing, is then charged into explosive, then repeatedly aforesaid operations,
Until being packed into choke material above the active clapboard of top layer, entire powder charge process is completed.The utility model is low in cost, grasps
Facilitate, demolition effect and loading rate can be improved, can be achieved at the same time the axial purpose with radial Uncoincided charge.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the schematic top plan view of active clapboard in the utility model；
Fig. 3 is the structural schematic diagram of positioning ring in the utility model；
Fig. 4 is overall structure diagram when implementing in the utility model.
Marked in the figure: 1- column casing, 2- active clapboard, 3- shaft, 4- drag hook, 5- drawstring, 6- stationary barrier, 7- drawstring are fixed
Structure, 8- limit bail, 9- positioning ring, 10- detonator, 11- blasthole, 12- block section, 13- powder charge section, 14- detonator.
Specific embodiment
For ease of understanding with implementation the utility model, the preferred embodiment combination attached drawing work of anthology utility model is furtherly
It is bright.
As shown in Figure 1 to Figure 3, the utility model includes the column casing 1 of hollow structure, is hatch frame, column casing at the top of column casing 1
Multiple active clapboards 2 are arranged at intervals with along its axis direction in 1, active clapboard 2 is by the rotation setting of shaft 3, and shaft 3 is in column casing
It is horizontally disposed at 1 center, 2 upper surface of active clapboard is provided with drag hook 4, and drawstring 5 is connected on drag hook 4, and 1 side wall of column casing is provided with
For the drawstring via hole that drawstring 5 passes through, 1 top of column casing is provided with the drawstring fixed structure 7 for 5 end of fixed pulling rope, 1 side of column casing
Wall, which is provided with, limits the positioning mechanism that active clapboard 2 turns to horizontal position.
The positioning mechanism that horizontal position is turned to for limiting active clapboard 2, can be used following two mode and realizes: a kind of
It is the drawstring via hole that positioning mechanism is 1 side wall of column casing, drawstring via hole is set to the level position of shaft 3 with active clapboard 2.Separately
It is limit bail 8 one is positioning mechanism, limit bail 8 is set to 1 side wall of column casing and is located in the rotational travel of active clapboard 2.
Limit bail 8 can be arranged in 1 side wall side of column casing, can also be arranged simultaneously in 1 side wall two sides of column casing.
For convenience of operation stay cord 5, the position of drag hook 4 is set on the perpendicular bisector of shaft 3；Each layer active clapboard 2 turns
Axis 3 is not overlapped setting, i.e., be staggered certain angle between each other, provides space for operation stay cord 5.
Passed through from active clapboard 2 in order to facilitate detonator, the edge of active clapboard 2 be provided with passed through for detonator it is recessed
Slot.
For convenience of implementation, simplify operation, stationary barrier 6 is provided in column casing 1, stationary barrier 6 is set to the work of basecoat
The lower section of dynamic dividing plate 2.The position of stationary barrier 6 is determined by design position
Drawstring fixed structure 7 can be 1 ontology of column casing, or pull ring, for convenience of drawstring 5, the utility model is bound
Preferably it is fixed at the fixing glue on 1 top of column casing.
To be easy to implement radial Uncoincided charge, ensuring charge positions among blasthole 11,1 outer wall of column casing is fixedly installed
The positioning ring 9 being coaxially disposed with column casing 1 is provided with the through-hole passed through for drawstring 5 on positioning ring 9.The outer diameter of positioning ring 9 is slightly less than
11 diameter of blasthole.
The preferred arrangement of positioning ring 9 is that positioning ring 9 is divided into 1 both ends of column casing, can better ensure that stable structure,
Positioning ring 9 positioned at 1 upper end of column casing is identical as the position of most upper one layer of active clapboard 2, it is ensured that uppermost blocking section 12 is filled out
Fill in quality.
As shown in figure 4,1 outer diameter of column casing is slightly less than 11 diameter of blasthole when implementing, column casing 1 is put into blasthole 11, it is movable at this time
The drawstring 5 of partition 2 loosens, and active clapboard 2 straight down, is then charged into bottom one layer of explosive, and bottom one layer of partition is logical
Frequently with stationary barrier 6, after first layer explosive installs, firmly tenses the drawstring of bottom one layer of active clapboard 2 and be fixed on
In fixing glue, this layer of active clapboard 2 is horizontally disposed at this time, encloses column casing 1, is then charged into explosive, then repeatedly aforesaid operations,
Until being packed into choke material above the active clapboard 2 of top layer, entire powder charge process is completed.Due to being provided with active clapboard,
The utility model is primarily adapted for use in bulk explosive, is not suitable for web-like explosive.
Claims (9)
1. deep hole blasting powder charge airspace device, it is characterised in that: the column casing (1) including hollow structure, column casing (1) top are
Hatch frame, column casing (1) is interior to be arranged at intervals with multiple active clapboards (2) along its axis direction, and active clapboard (2) passes through shaft
(3) rotation setting, shaft (3) are horizontally disposed at column casing (1) center, and active clapboard (2) upper surface is provided with drag hook (4), are drawn
It is connected on hook (4) drawstring (5), column casing (1) side wall is provided with the drawstring via hole passed through for drawstring (5), the setting of column casing (1) top
There is the drawstring fixed structure (7) for fixed pulling rope (5) end, column casing (1) side wall is provided with restriction active clapboard (2) and turns to
The positioning mechanism of horizontal position.
2. deep hole blasting powder charge as described in claim 1 airspace device, it is characterised in that: positioning mechanism is column casing (1)
The drawstring via hole of side wall, drawstring via hole are set to shaft (3) level position with active clapboard (2).
3. deep hole blasting powder charge as described in claim 1 airspace device, it is characterised in that: positioning mechanism is limit bail
(8), limit bail (8) is set to column casing (1) side wall and is located in the rotational travel of active clapboard (2).
4. deep hole blasting powder charge as described in claim 1 airspace device, it is characterised in that: the position of drag hook (4) is set to
On the perpendicular bisector of shaft (3)；The shaft (3) of each layer active clapboard (2) is not overlapped setting.
5. deep hole blasting powder charge as described in claim 1 airspace device, it is characterised in that: the edge of active clapboard (2)
It is provided with the groove passed through for detonator.
6. deep hole blasting powder charge as described in claim 1 airspace device, it is characterised in that: be provided in column casing (1) solid
Determine dividing plate (6), stationary barrier (6) are set to the lower section of the active clapboard (2) of basecoat.
7. deep hole blasting powder charge as described in claim 1 airspace device, it is characterised in that: drawstring fixed structure (7) is
It is fixed at the fixing glue on column casing (1) top.
8. deep hole blasting powder charge as claimed in any of claims 1 to 7 in one of claims airspace device, it is characterised in that: column casing
(1) outer wall is fixedly installed the positioning ring (9) with column casing (1) coaxial arrangement, is provided on positioning ring (9) and passes through for drawstring (5)
Through-hole.
9. deep hole blasting powder charge as claimed in claim 8 airspace device, it is characterised in that: positioning ring (9) is divided into column
Cylinder (1) both ends, the positioning ring (9) for being located at column casing (1) upper end are identical as the position of most upper one layer of active clapboard (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822000373.5U CN209310653U (en) | 2018-11-30 | 2018-11-30 | Deep hole blasting powder charge airspace device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822000373.5U CN209310653U (en) | 2018-11-30 | 2018-11-30 | Deep hole blasting powder charge airspace device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209310653U true CN209310653U (en) | 2019-08-27 |
Family
ID=67674995
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822000373.5U Withdrawn - After Issue CN209310653U (en) | 2018-11-30 | 2018-11-30 | Deep hole blasting powder charge airspace device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209310653U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109341452A (en) * | 2018-11-30 | 2019-02-15 | 中国电建集团成都勘测设计研究院有限公司 | Deep hole blasting powder charge airspace device |
| CN112325718A (en) * | 2020-09-15 | 2021-02-05 | 中国葛洲坝集团第二工程有限公司 | Air spaced charging blasting construction method |
-
2018
- 2018-11-30 CN CN201822000373.5U patent/CN209310653U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109341452A (en) * | 2018-11-30 | 2019-02-15 | 中国电建集团成都勘测设计研究院有限公司 | Deep hole blasting powder charge airspace device |
| CN109341452B (en) * | 2018-11-30 | 2023-10-03 | 中国电建集团成都勘测设计研究院有限公司 | Deep hole blasting charge air spacer |
| CN112325718A (en) * | 2020-09-15 | 2021-02-05 | 中国葛洲坝集团第二工程有限公司 | Air spaced charging blasting construction method |
| CN112325718B (en) * | 2020-09-15 | 2022-08-02 | 中国葛洲坝集团第二工程有限公司 | Air spaced charging blasting construction method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20190827 Effective date of abandoning: 20231003 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20190827 Effective date of abandoning: 20231003 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |