CN203364672U - Oblique line priming circuit - Google Patents
Oblique line priming circuit Download PDFInfo
- Publication number
- CN203364672U CN203364672U CN 201320440277 CN201320440277U CN203364672U CN 203364672 U CN203364672 U CN 203364672U CN 201320440277 CN201320440277 CN 201320440277 CN 201320440277 U CN201320440277 U CN 201320440277U CN 203364672 U CN203364672 U CN 203364672U
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- China
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- detonator
- propagation
- circuit
- oblique line
- priming
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Abstract
The utility model discloses an oblique line priming circuit comprising a main priming circuit and a plurality of priming sub-circuits connected on the main circuit in parallel, wherein the main priming circuit is composed of a primer detonator, nonel tube connecting elements and explosive propagation detonators, which are serially connected through nonel tubes, the main priming circuit starts from the primer detonator and ends at one explosive propagation detonator, and each explosive propagation detonator is serially connected with a nonel tube connecting element along a direction opposite to the explosion propagation direction; the priming sub-circuit is formed by the series connection of blast holes through the nonel tubes, one blast hole is formed in one end of the priming sub-circuit, the other end of the priming sub-circuit is connected with one primer detonator or one explosive propagation detonator through the nonel tube, one or a plurality of blast holes can be formed, and when the plurality of blast holes are formed, one nonel tube connecting element is serially connected between the adjacent blast holes. The oblique line priming circuit disclosed by the utility model is used for alleviating vibration generated by blasting, alleviating the influence on the surrounding environment and obviously improving the blasting quality at the same time.
Description
Technical field
The utility model relates to a kind of blasting circuit, is specifically related to a kind of oblique line blasting circuit.
Background technology
In the heavy constructions such as engineering explosion extensive use railway, mine, reservoir, blasting technique has important function.The key factor that need to consider when shotfiring safety is explosion, the difference of explosion environment, also have very large difference to the requirement of shotfiring safety and blasting technique parameter.The short-delay blasting of many rounds generally refers to the explosion of detonating interval time with Millisecond between each row of many rounds, with the single row of holes volley that the past is generally used, compare, the short-delay blasting of many rounds is improved blasting quality, improves demolition effect, burst size is large and reduce the advantage such as earthquake sheet.
When blast area circumstance complication, particularly periphery have residential block and high-lager building, the vibration produced while adopting common short-delay blasting can have influence on the stability of fabric structure, has a strong impact on the safety of surrounding enviroment.Therefore, need to improve detonation mode and reduce vibration, meet the building safety demand.
Summary of the invention
In view of this, the utility model provides a kind of oblique line blasting circuit, can reduce the vibration that explosion produces, and meets near the demand for security of building blast area.
Oblique line blasting circuit of the present utility model, comprise detonate main road and a plurality of branch road that detonates be parallel on this main road, the described main road that detonates consists of detonating capsule and a plurality of propagation of explosion detonator be serially connected on this detonating capsule by detonator, and wherein each propagation of explosion detonator all is serially connected with a detonator connector along the detonation propagation rightabout; Described branch road one end that detonates is the big gun hole, the other end is connected on detonating capsule or propagation of explosion detonator by detonator, the branch road that wherein detonates is corresponding one by one with detonating capsule or propagation of explosion detonator, in the described branch road that detonates, the big gun number of perforations can be one or more, when a plurality of big guns hole is arranged, also be serially connected with a detonator connector between adjacent shot hole.
Further, in described big gun hole, the detonator that delay duration is 400ms is housed.
Further, described blasthole diameter is 118-132mm, and the degree of depth is 4.0-4.2m, and pitch-row is 4.8-5.0m, and array pitch is 3.1-3.4m.
Further, described big gun hole dynamite quantity per hole is 3.8-4.2kg, and total dose is 1220-1230kg.
Further, the line of the described branch road that detonates and detonation propagation are oblique.
The beneficial effects of the utility model are: when the utility model detonates, from the detonating capsule explosion, at the detonator connector, under the effect of propagation of explosion detonator, realized hole-by-hole initiation; Every section dose of the utility model oblique line blasting circuit is few and disperse, and has reduced the vibration that explosion produces, and alleviates the impact on surrounding enviroment, and simultaneously, blasting quality has also had obvious improvement.
The accompanying drawing explanation
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with accompanying drawing, the utility model is described in further detail,
Wherein: Fig. 1 is blasting circuit schematic diagram of the present utility model.
The specific embodiment
Hereinafter with reference to accompanying drawing, preferred embodiment of the present utility model is described in detail.
Fig. 1 is structural representation of the present utility model, as shown in the figure, oblique line blasting circuit of the present utility model, comprise detonate main road and a plurality of branch road that detonates be connected on main road parallel with one another, the described main road that detonates is formed by detonator 4 serial connections by detonating capsule 1, detonator connector 2 and propagation of explosion detonator 3, this main road that detonates arises from detonating capsule 1 and terminates in propagation of explosion detonator 3, and wherein each propagation of explosion detonator 3 all is serially connected with a detonator connector 2 along the detonation propagation rightabout; A described route big gun hole 5 of detonating forms by detonator 4 serial connections, this branch road one end that detonates is big gun hole 5, the other end passes through detonator 4 and is connected with a detonating capsule 1 or a propagation of explosion detonator 3 respectively, wherein big gun hole 5 numbers can be one or more, when a plurality of big guns hole 5 is arranged, also be serially connected with a detonator connector 2 between adjacent shot hole 5.
In the oblique line blasting circuit of the present embodiment, in described big gun hole 5, the detonator that delay duration is 400ms is housed.
In the oblique line blasting circuit of the present embodiment, described big gun hole 5 diameters are 118-132mm, and the degree of depth is 4.0-4.2m, and pitch-row is 4.8-5.0m, and array pitch is 3.1-3.4m.
In the oblique line blasting circuit of the present embodiment, described big gun hole 5 dynamite quantity per holes are 3.8-4.2kg, and total dose is 1220-1230kg.
In the oblique line blasting circuit of the present embodiment, the line of the described branch road that detonates and detonation propagation direction are oblique.
When the utility model detonates, from detonating capsule 1 explosion, at detonator connector 2, under the effect of propagation of explosion detonator 3, realized hole-by-hole initiation; Every section dose of the utility model oblique line blasting circuit is few and disperse, and has reduced the vibration that explosion produces, and alleviates the impact on surrounding enviroment.
Finally explanation is, above embodiment is only unrestricted in order to the technical solution of the utility model to be described, although by the utility model being described with reference to preferred embodiment of the present utility model, but those of ordinary skill in the art is to be understood that, can make various changes to it in the form and details, and not depart from the spirit and scope of the present utility model that appended claims limits.
Claims (5)
1. an oblique line blasting circuit, comprise detonate main road and a plurality of branch road that detonates be parallel on this main road, it is characterized in that: the described main road that detonates consists of detonating capsule (1) and a plurality of propagation of explosion detonator (3) be serially connected on this detonating capsule (1) by detonator (4), and wherein each propagation of explosion detonator (3) all is serially connected with a detonator connector (2) along the detonation propagation rightabout; Described branch road one end that detonates is big gun hole (5), the other end is connected on detonating capsule (1) or propagation of explosion detonator (3) by detonator (4), the branch road that wherein detonates is corresponding one by one with detonating capsule (1) or propagation of explosion detonator (3), in the described branch road that detonates, big gun hole (5) number can be one or more, when a plurality of big guns hole (5) is arranged, also be serially connected with a detonator connector (2) between adjacent shot hole (5).
2. oblique line blasting circuit according to claim 1, it is characterized in that: described big gun hole (5) dynamite quantity per hole is 3.8-4.2kg, total dose is 1220-1230kg.
3. oblique line blasting circuit according to claim 1, is characterized in that: in described big gun hole (5), the detonator that delay duration is 400ms is housed.
4. oblique line blasting circuit according to claim 1, it is characterized in that: described big gun hole (5) diameter is 118-132mm, and the degree of depth is 4.0-4.2m, and pitch-row is 4.8-5.0m, and array pitch is 3.1-3.4m.
5. according to the described oblique line blasting circuit of any one in claim 1-4, it is characterized in that: line and the detonation propagation of the described branch road that detonates are oblique.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320440277 CN203364672U (en) | 2013-07-23 | 2013-07-23 | Oblique line priming circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320440277 CN203364672U (en) | 2013-07-23 | 2013-07-23 | Oblique line priming circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203364672U true CN203364672U (en) | 2013-12-25 |
Family
ID=49812421
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320440277 Expired - Lifetime CN203364672U (en) | 2013-07-23 | 2013-07-23 | Oblique line priming circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203364672U (en) |
-
2013
- 2013-07-23 CN CN 201320440277 patent/CN203364672U/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131225 |
|
| CX01 | Expiry of patent term |