CN107064998A - A kind of tunnel geological forecast focus connection protection device and method - Google Patents
A kind of tunnel geological forecast focus connection protection device and method Download PDFInfo
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- CN107064998A CN107064998A CN201611267994.9A CN201611267994A CN107064998A CN 107064998 A CN107064998 A CN 107064998A CN 201611267994 A CN201611267994 A CN 201611267994A CN 107064998 A CN107064998 A CN 107064998A
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- explosive
- protective housing
- detonator
- focus
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
- G01V1/02—Generating seismic energy
- G01V1/104—Generating seismic energy using explosive charges
- G01V1/13—Arrangements or disposition of charges to produce a desired pattern in space or time
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- Engineering & Computer Science (AREA)
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- Acoustics & Sound (AREA)
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- General Life Sciences & Earth Sciences (AREA)
- General Physics & Mathematics (AREA)
- Geophysics (AREA)
- Geophysics And Detection Of Objects (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
Abstract
The invention discloses a kind of tunnel geological forecast focus connection protection device and method; device includes explosive protective housing; its one end is provided with opening and hollow setting is with the connecting line of its internal explosive and explosive; the other end hinders piece provided with multiple detonators; detonator hinders piece one end and explosive protective housing and is connected, detonator resistance piece it is overall relative to explosive protective housing end slope into explosive protective housing or outer incline is set；Enclosing cover, enclosing cover is detachably connected with explosive protective housing openend, and to during TSP blast hole projectile fillings, because detonator hinders the stop of piece, instant electric detonator will not depart from emulsion, it is ensured that the smooth generation of TSP Geological Advanced Prediction focus；The joint connection in site of emulsion and instant electric detonator is more convenient, saves the time of whole TSP Geological Advanced Predictions, improves operating efficiency；Focus quality is not influenceed；TSP explosive detonator connection protection device makes simple, and cost is small, easily operates, and has very big practicality.
Description
Technical field
Protected the present invention relates to tunnel geological forecast field, more particularly to a kind of connection of tunnel geological forecast focus
Protection unit and method.
Background technology
During constructing tunnel, to ensure the security of whole work progress, it is necessary to pre- in advance to tunnel progress geology
Report, TSP method for forecasting advanced geology is the common method of progress Geological Advanced Prediction during current constructing tunnel.TSP is advanced
Geologic prediction is connect using Observation principle is reflected, it is necessary to be used as focus by instant electric detonator ignition emulsion by wave detector
The seismic signal that receiving portions are reflected, finally carries out corresponding data analysis and draws a conclusion.TSP advance geologic prediction processes
In, the joint connection in site and placement of explosive and detonator, smooth generation for focus and the security entirely forecast all are very heavy
Want.To during TSP blast hole projectile fillings, because emulsion is softer, TSP blastholes relatively deep, TSP blastholes have certain inclination angle and
It is rough inside blasthole, detonator is frequently can lead to by detonator insertion explosive and during loading blasthole de- inside explosive
From, do not simply fail to ignite progress generation focus, and explosive is difficult to take out in the presence of very big potential danger.
There is the detonator protection device for the demolition blasting blasting charge in the prior art, device is only applicable to shallower and level
Blasthole, the main purpose of the device is to carry out ensuring that explosive is normally connected so as to successful detonation with detonator during explosion, and TSP is advanced
Geologic prediction requires then entirely different for the ignition of focus.TSP advance geologic predictions need emulsion as vibroseis acquisition
Data, but country rock can not be damaged, therefore the successful detonation and focus quality requirement for focus are very strict.And due to TSP big guns
Hole is the complicated condition in tunnel surrounding, some blast hole depths close to 2 meters, be straight blasthole and all have it is certain be angled downward,
If using the device when the explosive for inserting detonator is pushed into blasthole by the first step, there may be inside tunnel TSP blastholes rubble or
Person's mud, hole wall injustice is easily damaged explosive, and if the device can extremely be easily caused explosive and detonator in TSP blastholes
Depart from, can not ensure that explosive can keep during blasthole is filled in being connected with detonator at all, cause the disengaging of explosive and detonator,
And TSP advance geologic predictions need into blasthole abundant water filling to ensure focus quality after focus is installed, in the prior art
Detonator protection device for the demolition blasting blasting charge needs to fill in plugging material, and the process for pushing plugging material tamping is very unrestrained
It is time-consuming, it is clear that tunnel TSP advance geologic predictions field can not be applied at all.
At present, also the explosive in TSP advance geologic prediction powder charge process can be solved without effective device with detonator to hold
Easily depart from this FAQs, it is necessary to be carried out using the wire of detonator to explosive attached when generally connection explosive is with detonator at the scene
Plus bundle, this process needs to waste many times, has had a strong impact on efficiency, and easily binding does not cause thunder in powder charge process tightly
Pipe comes off.
The content of the invention
An object of the present disclosure is to provide a kind of tunnel geological forecast focus connection protection device, and the device passes through thunder
Pipe hinders the barrier effect of piece, is prevented effectively from the disengaging of detonator and emulsion, without explosive is repeatedly bundled to detonator, has
Effect ensure that the smooth generation of TSP Geological Advanced Prediction focus.
The second object of the present invention is to provide a kind of tunnel geological forecast focus connection guard method, and this method is used
Said apparatus realizes the joint connection in site of emulsion and instant electric detonator, connects more convenient, improves operating efficiency.
In order to reach above-mentioned purpose, first technical scheme that the present invention is provided：
A kind of tunnel geological forecast cap explosive connects protection device, including：
Explosive protective housing, its one end is provided with opening and hollow setting is with the connection of its internal explosive and explosive
Line, the other end hinders piece provided with multiple detonators, and detonator resistance piece one end is connected with explosive protective housing, and detonator resistance piece is overall relative to fried
Medicine protective housing end slope is set to explosive protective housing is tilted, and detonator resistance piece has the elasticity of setting, and detonator resistance piece exists
Tilted under external force effect to explosive protective housing inwall, detonator resistance piece is returned to original position, and multiple detonators resistance piece after external force disappears
Nearly conical curved surface is surrounded, detonator resistance piece can prevent instant electric detonator from departing from emulsion, the detonator resistance piece being obliquely installed can
Detonator is facilitated to insert explosive and difficult for drop-off；
Enclosing cover, enclosing cover is detachably connected with explosive protective housing openend.
In above-mentioned connection protection device, by explosive protective housing explosive, because be when detonator is inserted into explosive by
Outside is internally inserted, therefore detonator resistance inner inclination of the piece to explosive containment vessel, and detonator is put into explosive containment vessel more
Easily.In powder charge process, the protective effect of explosive protective housing can eliminate what explosive was caused a departure from detonator because hole wall is coarse
Influence, and detonator resistance piece has certain inward slant angle and toughness reguirements, pair can produce with the detonator that explosive is connected and hinder
Keep off and there is certain inside holding power, even if making detonator by can still keep connection with explosive during outside pulling force effect not
It is extracted, the joint connection in site high efficiency and time conservation of explosive and detonator can be made, and explosive will not come off with detonator generation in powder charge process, protect
The smooth generation of TSP Geological Advanced Prediction focus is demonstrate,proved.
Because of the setting of whole device, it can be admitted in deeper blasthole, practicality is higher.
The end of detonator resistance piece towards the explosive protective housing axis direction is pointed；Or, detonator resistance piece is with frying
Spring is set to ensure that detonator hinders the smooth return of piece between medicine protective housing, spring one end is connected with explosive protective housing inside,
The other end hinders part of the piece inside explosive protective housing with detonator and is connected.
The shell is attached with explosive protective housing by inserting mode or thread connecting mode, can not only be prevented
There are rock particles or mud to enter explosive protective housing in powder charge process and damage explosive, can also effectively solve in powder charge process
In, because there is TSP blastholes certain inclination angle to cause explosive to depart from explosive protective housing because of Action of Gravity Field, so as to cause explosive and thunder
The possibility of the disconnection of pipe.Dose of the explosive protective housing specification according to needed for different TSP blastholes, is respectively arranged with corresponding
Specification.
The enclosure realizes explosive protective housing with being respectively provided with projection outside explosive protective housing by male cooperation
With the connection of enclosing cover, mutually blocking for shell and explosive protective housing, progress plug-in connection are realized by raised settings.
The detonator resistance piece is 2 °~15 ° relative to explosive protective housing end slope angle, and detonator end can be enable to wear
Detonator pack insertion explosive is crossed, and ensures the tunnel geological forecast focus for installing explosive and detonator connecting protection dress
Detonator when filling in TSP blastholes is put to be not easily disconnected from.
The material of the shell, detonator resistance piece and explosive protective housing is respectively provided with the toughness of setting, accordingly even when blasthole is long
Degree is longer, even if there is certain angle in blasthole, explosive protective housing has certain toughness, runs into knee explosive containment vessel
Certain deformation occurs for body, then and can recover quickly, not interfere with explosive and be transported to specified location.
The material of the shell, detonator resistance piece and explosive protective housing uses PP plastic materials, is set using such
Mode can be easy to detonator to be tucked into explosive protective housing, further, space is provided between adjacent detonator resistance piece, between being somebody's turn to do
The width of gap is less than the size of detonator, is easy to that detonator is tucked into explosive protective housing using the toughness that detonator hinders piece, without
Detonator can be come off out of explosive protective housing, the shells of PP plastic materials have with explosive protective housing be difficult tear it is damaged and
The characteristics of cost is low.
The alternative plan that the present invention is provided is：
A kind of tunnel geological forecast focus connects guard method, is shaken using a kind of described tunnel geological forecast
Source connects protection device.
The above method, comprises the following steps：
1) appropriate emulsion is put into suitable explosive protective housing, emulsion one end and explosive protective housing
Ends contact, the other end and the detonator resistance piece ends contact after return；
2) instant electric detonator end is hindered at the explosive that the space between piece is inserted into explosive protective housing by detonator
And the wire of detonator is stretched, detonator is in explosive protective housing, and explosive protective housing is produced to detonator to be stopped and with certain
Inside holding power；
3) explosive protective housing and enclosing cover are connected；
4) after the installation site for determining explosive, tunnel geological forecast focus is connected into container lid in protection device
One end be loaded into powder charge bar in TSP blastholes forward；
5) repeat step 1)-step 4), until completing the focus placement of all TSP blastholes.
The present invention has advantages below：
1) to during TSP blast hole projectile fillings, because detonator hinders resistance, the protection of explosive protective housing and the container of piece
The stop of enclosing cover, not only can effectively protect explosive and detonator, and determine in powder charge process, and detonator will not be due to inertia
Effect spins off inside explosive, disconnects the connection with explosive, it is ensured that the smooth generation of TSP Geological Advanced Prediction focus.
As long as 2) detonator is filled in explosive by the joint connection in site of emulsion and instant electric detonator by detonator resistance piece, save
The time of whole TSP Geological Advanced Predictions has been saved, operating efficiency is improved.
3) device does not interfere with the quality of focus, and the data of collection can effectively and accurately react geological state, will not
Result is impacted.
4) TSP focus connection protection device makes easy, and cost is small, easy to operate, there is very big practicality.
5) device connectivity is good, can be sent to the device in the complex blasthole of deeper internal environment, practicality
It is higher.
Brief description of the drawings
Fig. 1 is overall structure diagram in one embodiment of the invention.
Fig. 2 is overall structure front schematic view in one embodiment of the invention.
Fig. 3 is the structural representation of explosive protective housing in one embodiment of the invention.
Fig. 4 is the structural representation of container lid in one embodiment of the invention.
Fig. 5 is the overall structure front schematic view after focus connection is completed in one embodiment of the invention.
Fig. 6 is profile when overall structure loads TSP blastholes in one embodiment of the invention
Wherein：1st, explosive protective housing, 2, container lid, 3, detonator resistance piece, 4, outer lug, 5, internal projection, 6, emulsification it is fried
Medicine, 7, detonator end, 8, detonator lead, 9, tunnel surrounding.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Whole description.
A kind of tunnel geological forecast focus connection protection device includes explosive protective housing 1 and enclosing cover 2, such as Fig. 1 institutes
Show.Wherein described explosive protective housing 1 and the described plug-in of enclosing cover 2 connection, the described outside of explosive protective housing 1 is with outside
The inner side of lid 2 has outer lug 4 and internal projection 5 respectively, and the described top of explosive protective housing 1 has 6 detonator resistance pieces 3, can prevented
Only instant electric detonator departs from emulsion.
In the present embodiment, as shown in Fig. 2 the described top of explosive protective housing 1 has 6 detonator resistance pieces 3, and each
The angle that detonator resistance piece 3 can all be set to the inner inclination of explosive sleeve pipe 1, can facilitate detonator to insert explosive and difficult for drop-off；Or,
Detonator, which hinders, sets spring to ensure that detonator hinders the smooth return of piece, spring one end and explosive containment vessel between piece and explosive protective housing
Internal portion's connection, the other end hinders part of the piece inside explosive protective housing with detonator and is connected.
In the present embodiment, described explosive protective housing 1 has certain toughness, is difficult tear breakage and the low spy of cost
Point, material uses PP plastic materials.
In the present embodiment, dose of the described specification of explosive protective housing 1 according to needed for different TSP blastholes, sets respectively
It is equipped with corresponding different size specification.
In the present embodiment, as shown in Figure 3 and Figure 4, the described outer wall of explosive protective housing 1 have two it is symmetrical
Outer lug 4, can mutually be blocked with the internal projection 5 of the inwall of enclosing cover 2, carry out plug-in connection, explosive protective housing 1 and enclosing cover 2 are equal
For cylindrical shape.
In the present embodiment, described enclosing cover 2 has certain toughness, the characteristics of being difficult damaged tear and low cost, material
Using PP plastic materials.
In the present embodiment, the described inwall of enclosing cover 2 has two symmetrical internal projections 5, can with outside blasting explosive container
The outer lug 4 of wall is mutually blocked, and carries out plug-in connection.
A kind of tunnel geological forecast focus connects guard method, comprises the following steps：
1) appropriate emulsion is put into suitable explosive protective housing 1；
2) 7, the instant electric detonator end space hindered by detonator between piece 3 is inserted into the explosive in explosive protective housing 1
Place and the wire 8 for stretching detonator；
3) container lid 2 is covered；
4) after the installation site for determining explosive, tunnel geological forecast focus is connected into protection device will with powder charge bar
It is encased in TSP blastholes；
5) repeat step 1)-step 4), until completing the focus placement of all TSP blastholes.
Described above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications also should
It is considered as protection scope of the present invention.
Claims (10)
1. a kind of tunnel geological forecast focus connects protection device, it is characterised in that including：
Explosive protective housing, its one end provided with opening and hollow setting with the connecting line of its internal explosive and explosive, separately
One end hinders piece provided with multiple detonators, and detonator resistance piece one end is connected with explosive protective housing, and detonator resistance piece is overall to be protected relative to explosive
Protective case body end face is tilted towards in explosive protective housing or outer incline is set, and detonator resistance piece has the elasticity of setting；
Enclosing cover, enclosing cover is detachably connected with explosive protective housing openend.
2. a kind of tunnel geological forecast focus connection protection device as claimed in claim 1, it is characterised in that the thunder
The end of pipe resistance piece towards explosive protective housing axis direction is pointed.
3. a kind of tunnel geological forecast focus connection protection device as claimed in claim 1, it is characterised in that described outer
Shell is attached with explosive protective housing by inserting mode or thread connecting mode.
4. a kind of tunnel geological forecast focus connection protection device as claimed in claim 1, it is characterised in that described outer
With being respectively provided with projection outside explosive protective housing inside shell, the connection of explosive protective housing and enclosing cover is realized by male cooperation.
5. a kind of tunnel geological forecast focus connection protection device as claimed in claim 2, it is characterised in that the thunder
It is 2 °~15 ° that pipe, which hinders piece relative to explosive protective housing end slope angle,.
6. a kind of tunnel geological forecast focus connection protection device as claimed in claim 1, it is characterised in that described outer
The material of shell, detonator resistance piece and explosive protective housing is respectively provided with the toughness of setting.
7. a kind of tunnel geological forecast focus connection protection device as claimed in claim 6, it is characterised in that described outer
The material of shell, detonator resistance piece and explosive protective housing uses PP plastic materials.
8. a kind of tunnel geological forecast focus connection protection device as claimed in claim 1, it is characterised in that adjacent
Space is provided between detonator resistance piece.
9. a kind of tunnel geological forecast focus connects guard method, it is characterised in that using any in such as claim 1-8
A kind of tunnel geological forecast cap explosive connection protection device described in.
10. a kind of tunnel geological forecast focus connection guard method as claimed in claim 9, it is characterised in that including
Following steps：
1) appropriate emulsion is put into suitable explosive protective housing；
2) instant electric detonator end is hindered at the explosive that the space between piece is inserted into explosive protective housing and drawn by detonator
The wire of straight explosive；
3) explosive protective housing and enclosing cover are connected；
4) after the installation site for determining explosive, tunnel geological forecast focus is connected into outer casing end direction in protection device
Blasthole is encased in TSP blastholes；
5) repeat step 1)-step 4), until completing the focus placement of all TSP blastholes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611267994.9A CN107064998B (en) | 2016-12-31 | 2016-12-31 | A kind of tunnel geological forecast focus connection protective device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611267994.9A CN107064998B (en) | 2016-12-31 | 2016-12-31 | A kind of tunnel geological forecast focus connection protective device and method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107064998A true CN107064998A (en) | 2017-08-18 |
| CN107064998B CN107064998B (en) | 2019-07-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201611267994.9A Active CN107064998B (en) | 2016-12-31 | 2016-12-31 | A kind of tunnel geological forecast focus connection protective device and method |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4867266A (en) * | 1987-01-27 | 1989-09-19 | Martin Philip N | Seismic energy source |
| CN2331001Y (en) * | 1998-06-16 | 1999-07-28 | 孟祥国 | Seismic exploration seismic source well explosive protective cap |
| CN2606745Y (en) * | 2003-03-13 | 2004-03-17 | 韩秀山 | Source detonator protective shell |
| CN2784866Y (en) * | 2005-04-28 | 2006-05-31 | 丁永杰 | Improved seismic explosive column casing |
| CN203224181U (en) * | 2013-04-17 | 2013-10-02 | 贵州新联爆破工程集团有限公司 | Detonator protective device for disassembling blasting charge |
| CN204268980U (en) * | 2014-11-14 | 2015-04-15 | 辽宁庆阳民爆器材有限公司 | Containing energy emulsion explosive-source explosive post |
-
2016
- 2016-12-31 CN CN201611267994.9A patent/CN107064998B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4867266A (en) * | 1987-01-27 | 1989-09-19 | Martin Philip N | Seismic energy source |
| CN2331001Y (en) * | 1998-06-16 | 1999-07-28 | 孟祥国 | Seismic exploration seismic source well explosive protective cap |
| CN2606745Y (en) * | 2003-03-13 | 2004-03-17 | 韩秀山 | Source detonator protective shell |
| CN2784866Y (en) * | 2005-04-28 | 2006-05-31 | 丁永杰 | Improved seismic explosive column casing |
| CN203224181U (en) * | 2013-04-17 | 2013-10-02 | 贵州新联爆破工程集团有限公司 | Detonator protective device for disassembling blasting charge |
| CN204268980U (en) * | 2014-11-14 | 2015-04-15 | 辽宁庆阳民爆器材有限公司 | Containing energy emulsion explosive-source explosive post |
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| Publication number | Publication date |
|---|---|
| CN107064998B (en) | 2019-07-16 |
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