CN2638021Y - Bursting pop hole plug - Google Patents
Bursting pop hole plug Download PDFInfo
- Publication number
- CN2638021Y CN2638021Y CN 03277500 CN03277500U CN2638021Y CN 2638021 Y CN2638021 Y CN 2638021Y CN 03277500 CN03277500 CN 03277500 CN 03277500 U CN03277500 U CN 03277500U CN 2638021 Y CN2638021 Y CN 2638021Y
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- CN
- China
- Prior art keywords
- hollow tube
- flexible hollow
- centrum
- hole
- fixing plug
- 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.)
- Expired - Fee Related
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Abstract
The utility model relates to a blast hole plug for a blasting device, in particular to a blasting blast hole plug, which is with the structure key points that the utility model comprises a fixing plug and a first sealing device, the first sealing device is arranged between the fixing plug and a blast hole wall, and the fixing plug is an elastomer, the blast hole plug can be used to block the blast hole, thereby blocking the blast hole effectively, preventing blasting and making the blasting effect better. Besides, the utility model is easy to be operated and convenient for disassembly.
Description
Technical field
The utility model relates to a kind of blasting gear plug for borehole, particularly a kind of Loose Blasting stopple.
Background technology
When prior art adopts the explosion of borehole method, after having adorned, explosive needs the big gun hole is stopped up, plugging material is generally clay and clay adds sand mixture, perhaps use sand, dry ground, little aggregate chips, paper bag for cement etc., the obstruction process is very loaded down with trivial details, and during obstruction, the tamper of packing at first can not firmly push, that packs into later on will smash tightly gently with tamper, then needs firmly to smash tightly near the padding gun muzzle; In addition; be also noted that protection fuse cord or electric wire in the filling process, such filling process extremely wastes time and energy, if stop up defective tightness; some gas of explosion time has spread along borehole; do not play destruction, thereby reduced demolition effect, and big gun when broken also often because of stopping up improper generation towards big gun; cause security incident; in addition, insert plugging material in the big gun hole after, in case need to remove very difficult.
Invention constitutes
The purpose of this utility model is to overcome weak point of the prior art and provides a kind of obstruction big gun hole operation simple, stops up firm, closely knit Loose Blasting stopple.
The purpose of this utility model realizes by following approach.
The Loose Blasting stopple, its structural feature is: comprise the fixing plug and first sealing device, first sealing device is installed between fixing plug and the big gun hole wall, and fixing plug is a kind of elastomer.
Like this, to fix plug is blocked in the big gun hole, make between fixing plug and the big gun hole and fix by frictional force, and, between fixing plug and big gun hole, sealing device is installed, prevent the interstitial diffusion of gas between fixing plug and big gun hole of exploding, and be that elastomeric fixedly plug is more conducive to mounting or dismounting, this elastomer then can be various materials, and metal or nonmetal is as plastics, copper, iron etc.Therefore, it is simple to use plug for borehole to stop up the big gun hole operation, stops up firm, closely knit.
The purpose of this utility model can also realize by following approach.
Concrete structure for plug for borehole can be specially:
Fixedly plug also comprises flexible hollow tube and centrum, one end of flexible hollow tube has the strip shape body that complex root is connected with body, centrum is positioned at the end that flexible hollow tube has strip shape body, and the small end of centrum is towards the elasticity hollow pipe, flexible hollow tube and centrum are located by connecting by jockey, and the external diameter of centrum is greater than the internal diameter of flexible hollow tube.
Like this, when the explosion of borehole method, flexible hollow tube and centrum are filled in the big gun hole simultaneously, mobile then centrum, centrum is moved in flexible hollow tube, because the external diameter of centrum is greater than the internal diameter of flexible hollow tube, therefore, centrum will be split into the outside distending of body of complex root strip shape body, and tightly contact with the big gun hole wall, again centrum and body are fixed by jockey, like this, the frictional force that produces between complex root strip shape body by flexible hollow tube one end and the big gun hole wall is fixed in the big gun hole plug for borehole, plug for borehole can tightly be blocked in the big gun hole, therefore, stops up the big gun hole by expandable flexible hollow tube, not only can make the firm obstruction big gun hole of plug for borehole, and stop up easy accessibility.
Centrum and flexible hollow tube are located by connecting by jockey, and this jockey can be:
Jockey can be a screw connection, also can be pin connection device.
Screw connection is a kind of stud nut jockey, and the small end of double-screw bolt and centrum is fixed, and double-screw bolt runs through flexible hollow tube, and makes flexible hollow tube between centrum and nut.
Like this, double-screw bolt and centrum are fixed and can be made to the small end of double-screw bolt and centrum is the structure of one, promptly can extend a cylinder in small end one side of centrum, and on this cylinder, has external screw thread, double-screw bolt runs through and nut screwing clamping can't be driven centrum until double-screw bolt behind the flexible hollow tube and move, therefore centrum is expanded to the strip shape body of flexible hollow tube one end with the big gun hole wall and tightly fits, thereby flexible hollow tube is fixed in the big gun hole.
Pin connection device is a kind of latch, has the small end that a cylinder is fixed in centrum, and runs through flexible hollow tube, has a pin-and-hole on flexible hollow tube and cylinder respectively, and latch can insert in flexible hollow tube and the cylindrical pin-and-hole simultaneously.
Like this, centrum is expanded to the strip shape body of flexible hollow tube and tightly fits with the big gun hole wall and after can't moving, use latch that centrum is fixed.In addition, pin can also be passed and directly be stuck in the elastic hollow tube end behind the cylindrical pin-and-hole and pin-and-hole need be set on flexible hollow tube; Perhaps, also pin can be fixed on the big gun hole wall.
The body of one end of flexible hollow tube is cut apart branch complex root strip shape body, and this strip shape body can be specially:
The strip shape body that flexible hollow tube one end is connected with body can be a continuous distributed, also can be spaced apart.
Like this, can body be cut into six five equilibriums, promptly be cut into six roots of sensation strip shape body at an end of flexible hollow tube; Perhaps six roots of sensation strip shape body three strip shape bodies are at interval excised and formation distribution mode at interval.
By the sealing of first sealing device, this first sealing device can be specially between plug for borehole and big gun hole:
First sealing device is a kind of sealing ring, and sealing circle ring set is in the outer ring of fixing plug.
Like this, when fixing plug is specially a kind of flexible hollow tube, can be on double-screw bolt the suit sealing ring, and the sealing circle is between flexible hollow tube and nut, and, at sealing ring and flexible hollow tube and nut contact-making surface one packing ring is set respectively, during fastening nut, the fixing and extruded gasket of nut, thereby with the clearance seal between flexible hollow tube and big gun hole, therefore, by sealing ring with the gas that prevents to explode from interstitial diffusion.
Selection for sealing ring can be a rubber seal, also can be felt collar.
For the ease of drawing of the lead-in wire in the big gun hole, therefore, the structure of plug for borehole can also further be specially:
Fixedly plug has a lead hole vertically, and the exit of this lead hole also is connected with second sealing device.
Second sealing device comprises sealing ring and fastener, and sealing ring is positioned at the port of drawing of lead hole, and by fastener be fixed in fixing beyond the Great Wall.
Like this, open a through hole, lead-in wire can be drawn in the big gun hole from through hole, simultaneously, second sealing device is set at the exit of through hole at the middle part of fixing plug, thus prevent the gas that explodes from the big gun lead hole with go between between interstitial diffusion.When fixing plug during for a kind of flexible hollow tube, and when expanding fixedly by the centrum with double-screw bolt, this lead hole then is positioned at the central authorities of centrum, and runs through along the axis of centrum and double-screw bolt.Second sealing device then is positioned at the port of drawing of lead hole, promptly be positioned at the top of double-screw bolt, therefore, one circular groove is set, has internal thread in the groove on the top of double-screw bolt, sealing ring is positioned in the groove, use screw-driving, the crush seal circle, and it is fixed, therefore, sealing ring can seal lead hole.
Because when explosion, therefore plug for borehole can, can repeatedly use in order to make plug for borehole with the air-flow of explosion to dispersing everywhere, also has following structure on the plug for borehole:
Fixing also have a rope fastening hole beyond the Great Wall, and this rope fastening hole is positioned at the edge of fixing plug.
When fixing plug was a kind of flexible hollow tube, this rope fastening hole then was positioned at the top of double-screw bolt; In fixing plug, also have lead hole, and when using the sealing of second sealing device, this rope fastening hole is positioned at then on the head of screw of second sealing device.
Like this, during explosion, the plug for borehole in each big gun hole is connected one by tether, after the explosion, each plug for borehole is all connected by tether, therefore, is more convenient for giving for change plug for borehole, and plug for borehole can repeatedly be used; Perhaps tether is fixed on a certain fixture, like this, the repeatedly use of the plug for borehole of being more convenient for.
In sum, the utility model has the following advantages compared to existing technology: use plug for borehole to stop up the big gun hole, can not only effectively stop up the big gun hole, prevent, make demolition effect better towards big gun, and also simple to operate, can dismantle easily.
Description of drawings
Fig. 1 is the utility model structural representation.
Fig. 2 is the utility model structural representation.
Wherein, 1 fixing plug 11 flexible hollow tubes 12 centrums 13 lead hole 14 second sealing devices 141 sealing rings 142 fasten device 15 rope fastening holes 2 first sealing devices 3 jockeys.
The specific embodiment
Most preferred embodiment:
With reference to Fig. 1, Fig. 2, the Loose Blasting stopple comprises that fixing plug 1 and first sealing device 2, the first sealing devices 2 are installed between fixing plug 1 and the big gun hole wall, and fixing plug is a kind of elastomer.Fixing plug 1 has flexible hollow tube 11 and centrum 12, one end of flexible hollow tube 11 has the strip shape body 111 that complex root is connected with body, centrum 12 is positioned at the end that flexible hollow tube 11 has strip shape body 111, and the small end of centrum 12 is towards flexible hollow tube 11, flexible hollow tube 11 is located by connecting by jockey 3 with centrum 12, and the external diameter of centrum 12 is greater than the internal diameter of flexible hollow tube 11.Jockey 3 is specially this screw connection of screw connection and has double-screw bolt and nut, and the small end of double-screw bolt and centrum 12 is fixed, and double-screw bolt runs through flexible hollow tube 11, and makes flexible hollow tube 11 between centrum 12 and nut.Double-screw bolt and centrum 12 are one, and fastening nut is removable centrum 12, and centrum 12 is moved in flexible hollow tube 11, and the strip shape body 111 of flexible hollow tube 11 expands, thereby plug for borehole is tightly filled in the big gun hole.First sealing device 2 is a kind of felt collar, and felt sleeve is contained on the double-screw bolt, and the sealing circle is between flexible hollow tube 11 and nut, and, at sealing ring and flexible hollow tube and nut contact-making surface one packing ring is set respectively, during fastening nut, the fixing and extruded gasket of nut.The strip shape body 111 that flexible hollow tube 11 1 ends are connected with body is spaced apart, has three strip shape bodies 111 altogether, and has between the strip shape body 111 at interval, and this strip shape body 111 is an one with flexible hollow tube 11.
Also has lead hole 13, this lead hole 13 is positioned at the central authorities of centrum 12, and run through along the axis of centrum 12 and double-screw bolt, the exit of lead hole 13 also has second sealing device 14, second sealing device 14 is positioned at the port of drawing of lead hole 13, promptly be positioned at the top of double-screw bolt, this second sealing device 14 comprises sealing ring 141 and fastener 142, fastener 142 is a threaded fastener, and it comprises a screw, on the top of double-screw bolt one circular groove is set, has internal thread in the groove, sealing ring 141 is positioned in the groove, uses screw-driving, the crush seal circle, and it is fixed, lead-in wire runs through lead hole 13 on centrum 12 and the double-screw bolt, also has through hole vertically on the screw of second sealing device 14, and lead-in wire runs through and draws from this through hole again.
Also have a rope fastening hole 15, this rope fastening hole 15 is positioned on the head of screw of second sealing device, promptly has the through hole of tether at the edge of head of screw.
It is same as the prior art that present embodiment is not stated part.
Claims (10)
1. the Loose Blasting stopple is characterized in that, comprises fixing plug (1) and first sealing device (2), and sealing device (2) is installed between fixing plug (1) and the big gun hole, and fixing plug (1) is a kind of elastomer.
2. Loose Blasting stopple according to claim 1, it is characterized in that, fixing plug (1) comprises flexible hollow tube (11) and centrum (12), one end of flexible hollow tube (11) has the strip shape body (111) that complex root is connected with body, centrum (12) is positioned at the end that flexible hollow tube (11) has strip shape body, and the small end of centrum (12) is towards flexible hollow tube, flexible hollow tube (11) is located by connecting by jockey (3) with centrum (12), and the external diameter of centrum (12) is greater than the internal diameter of flexible hollow tube (11).
3. Loose Blasting stopple according to claim 2 is characterized in that, jockey (3) can be a screw connection, also can be pin connection device.
4. Loose Blasting stopple according to claim 3, it is characterized in that screw connection is a kind of stud nut jockey, double-screw bolt is fixedlyed connected with the small end of centrum (12), double-screw bolt runs through flexible hollow tube (11), and flexible hollow tube (11) is positioned between centrum (12) and the nut.
5. Loose Blasting stopple according to claim 3, it is characterized in that, pin connection device is a kind of latch, have a cylinder and be fixed in the small end of centrum (12), and run through flexible hollow tube (11), have a pin-and-hole respectively on flexible hollow tube (11) and cylinder, latch can insert in flexible hollow tube (11) and the cylindrical pin-and-hole simultaneously.
6. Loose Blasting stopple according to claim 2 is characterized in that, the strip shape body (111) that flexible hollow tube (11) one ends are connected with body can be a continuous distributed, also can be spaced apart.
7. Loose Blasting stopple according to claim 1 is characterized in that, first sealing device (2) is a kind of sealing ring, and sealing circle ring set is in the outer ring of fixing plug (1).
8. Loose Blasting stopple according to claim 1 is characterized in that, fixing plug (1) has a lead hole (13) vertically, and the exit of this lead hole (13) also has second sealing device (14).
9. Loose Blasting stopple according to claim 8, it is characterized in that, second sealing device (14) comprises sealing ring (141) and fastener (142), and sealing ring (141) is positioned at the port of drawing of lead hole (13), and is fixed on the fixing plug (1) by fastener (142).
10. Loose Blasting stopple according to claim 1 is characterized in that, also has a rope fastening hole (15) on the fixing plug (1), and this rope fastening hole (15) is positioned at the edge of fixing plug (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03277500 CN2638021Y (en) | 2003-08-06 | 2003-08-06 | Bursting pop hole plug |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03277500 CN2638021Y (en) | 2003-08-06 | 2003-08-06 | Bursting pop hole plug |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2638021Y true CN2638021Y (en) | 2004-09-01 |
Family
ID=34302841
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03277500 Expired - Fee Related CN2638021Y (en) | 2003-08-06 | 2003-08-06 | Bursting pop hole plug |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2638021Y (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102735125A (en) * | 2012-07-02 | 2012-10-17 | 长沙矿山研究院有限责任公司 | Downward blast hole plugging device and plugging method |
| CN102980452A (en) * | 2012-11-23 | 2013-03-20 | 武汉大学 | De-noising and dust removal blast hole stemming method for drilling blasting of earth and stone in urban and rural areas |
| CN103232220A (en) * | 2013-05-09 | 2013-08-07 | 中铁十局集团第二工程有限公司 | Flyash tamping plug and preparation method thereof |
| CN103591858A (en) * | 2012-08-13 | 2014-02-19 | 徐全军 | Large-aperture static blasting method and hole plugging device thereof |
| CN104534947A (en) * | 2014-12-09 | 2015-04-22 | 葛洲坝易普力股份有限公司 | Method for quickly blocking blast hole |
| CN104897015A (en) * | 2015-06-25 | 2015-09-09 | 中国科学技术大学 | Hole filling method by blasting |
| CN115420151A (en) * | 2022-09-29 | 2022-12-02 | 南京理工大学 | Air-tight ring applied to equal-diameter barrel |
-
2003
- 2003-08-06 CN CN 03277500 patent/CN2638021Y/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102735125A (en) * | 2012-07-02 | 2012-10-17 | 长沙矿山研究院有限责任公司 | Downward blast hole plugging device and plugging method |
| CN102735125B (en) * | 2012-07-02 | 2014-09-10 | 长沙矿山研究院有限责任公司 | Downward blast hole plugging device and plugging method |
| CN103591858A (en) * | 2012-08-13 | 2014-02-19 | 徐全军 | Large-aperture static blasting method and hole plugging device thereof |
| CN103591858B (en) * | 2012-08-13 | 2015-09-30 | 徐全军 | A kind of LARGE APERTURE STATIC IMAGING blasting method and hole plugging device thereof |
| CN102980452A (en) * | 2012-11-23 | 2013-03-20 | 武汉大学 | De-noising and dust removal blast hole stemming method for drilling blasting of earth and stone in urban and rural areas |
| CN103232220A (en) * | 2013-05-09 | 2013-08-07 | 中铁十局集团第二工程有限公司 | Flyash tamping plug and preparation method thereof |
| CN103232220B (en) * | 2013-05-09 | 2015-01-21 | 中铁十局集团第二工程有限公司 | Flyash tamping plug and preparation method thereof |
| CN104534947A (en) * | 2014-12-09 | 2015-04-22 | 葛洲坝易普力股份有限公司 | Method for quickly blocking blast hole |
| CN104897015A (en) * | 2015-06-25 | 2015-09-09 | 中国科学技术大学 | Hole filling method by blasting |
| CN104897015B (en) * | 2015-06-25 | 2017-01-18 | 中国科学技术大学 | Hole filling method by blasting |
| CN115420151A (en) * | 2022-09-29 | 2022-12-02 | 南京理工大学 | Air-tight ring applied to equal-diameter barrel |
| CN115420151B (en) * | 2022-09-29 | 2023-07-18 | 南京理工大学 | Be applied to constant diameter barrel's gas ring that closes |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |