CN112595194A - Lifting type disc air spacer and using method thereof - Google Patents
Lifting type disc air spacer and using method thereof Download PDFInfo
- Publication number
- CN112595194A CN112595194A CN202011601799.1A CN202011601799A CN112595194A CN 112595194 A CN112595194 A CN 112595194A CN 202011601799 A CN202011601799 A CN 202011601799A CN 112595194 A CN112595194 A CN 112595194A
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- CN
- China
- Prior art keywords
- cylinders
- lifting
- cylinder
- disk
- air spacer
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- 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.)
- Granted
Links
- 125000006850 spacer group Chemical group 0.000 title claims abstract description 22
- 238000000034 method Methods 0.000 title claims description 7
- 230000005284 excitation Effects 0.000 claims abstract description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 238000005422 blasting Methods 0.000 abstract description 9
- 230000006835 compression Effects 0.000 abstract description 3
- 238000007906 compression Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 239000000463 material Substances 0.000 abstract description 2
- 238000010276 construction Methods 0.000 description 2
- 239000002360 explosive Substances 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42D—BLASTING
- F42D1/00—Blasting methods or apparatus, e.g. loading or tamping
- F42D1/08—Tamping methods; Methods for loading boreholes with explosives; Apparatus therefor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42D—BLASTING
- F42D3/00—Particular applications of blasting techniques
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Load-Engaging Elements For Cranes (AREA)
Abstract
The invention relates to a lifting type disk air spacer which comprises an upper disk, a lower disk, a supporting cylinder, hanging rings, a traction rope and fixed ejection devices, wherein the supporting cylinder is fixedly connected between the upper disk and the lower disk, the upper surface of the upper disk is provided with a plurality of fixed ejection devices, the center of the upper disk is connected with the hanging rings, and the traction rope is connected onto the hanging rings. The fixed ejection device comprises two adjacent cylinders, one end of each cylinder is closed by one end and is open, the cylinders are radially arranged along an upper disc, the open ends of the cylinders face outwards, vertical grooves are formed in the middle of the cylinders, the lifting rods are clamped in the vertical grooves of the two cylinders, springs in a compression state are arranged in the cylinders on one sides of the lifting rods, the outer ends of the springs are connected with chucks, the center of each chuck is fixedly connected with an excitation needle, and the middle of each lifting rod is connected with a lifting rope. The invention has the advantages of wide material source range, low manufacturing cost, simple operation and convenient carrying, and can be used for interval charging of various blasting projects.
Description
Technical Field
The invention relates to the technical field of mining engineering and blasting engineering, in particular to a lifting type disc air spacer.
Background
At present, in open-air bench blasting construction, for changing loaded structure, improve the blasting effect, reduce explosive consumption, improve explosive blasting energy utilization and so on, and then make the air space charge blasting technique obtain wide application, the multiplicable blasting stress wave action time of air space charge, because the expansion is aerifyd to the generally adopted polyethylene plastic bag of current air spacer, there is the danger that aerifys too much and take place the explosion, high price, air spacer length adjustment difficulty, it is convenient to need an operation, realize quick installation, can make big gun hole space charge reach better state.
Disclosure of Invention
The invention aims to solve the technical problem of providing a lifting type disc air spacer, and solves the practical engineering construction problems of complex, time-consuming and labor-consuming process of open bench blasting interval charging and the like.
In order to achieve the purpose, the invention adopts the following technical scheme:
a lifting-pulling type disk air spacer comprises an upper disk, a lower disk, a supporting cylinder, hanging rings, a traction rope and fixed ejection devices, wherein the supporting cylinder is fixedly connected between the upper disk and the lower disk, the upper surface of the upper disk is provided with a plurality of fixed ejection devices, the center of the upper disk is connected with the hanging rings, and the traction rope is connected onto the hanging rings.
The fixed ejection device comprises two adjacent cylinders, one end of each cylinder is closed, the other end of each cylinder is open, the cylinders are radially arranged along the upper disc, the open ends of the cylinders face outwards, vertical grooves are formed in the middle of the cylinders, the lifting rods are clamped in the vertical grooves of the two cylinders, springs in a compression state are arranged in the cylinders on one sides of the lifting rods, the outer ends of the springs are connected with a chuck, the center of the chuck is fixedly connected with an excitation needle, and the middle of each lifting rod is connected with a lifting rope.
The lifting ropes of the fixed ejection devices are combined into a main lifting rope, the top end of the main lifting rope is in winding connection with the traction rope through a hook ring, and the length of the main lifting rope is larger than that of the traction rope.
The supporting cylinder comprises a soft cover body, and an elastic spiral steel wire is connected inside the soft cover body.
A method for using a pull-up disk air spacer comprises the following steps:
1) when carrying out interval charging of blast holes, after finishing preliminary charging, carrying out interval, and pulling the spacer to be placed in the blast holes by utilizing a traction rope to reach a specified interval position;
2) the main lifting rope is quickly lifted to separate the lifting rod from the cylinder, the spring is stretched, and the exciting needle in the cylinder is ejected and inserted into the inner wall of the blast hole to fix the spacer;
3) the interval work is completed, and then the next charging work is carried out.
Compared with the prior art, the invention has the beneficial effects that:
the invention has the advantages of wide material source range, low manufacturing cost, simple operation and convenient carrying, and can be used for interval charging of various blasting projects.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of the connection structure of the upper disc.
Fig. 3 is a top view of the present invention.
Fig. 4 is a schematic view of the interior of the cylinder of the stationary ejector.
In the figure: the device comprises an upper disc 1, a lower disc 2, a support cylinder 3, a hanging ring 4, a traction rope 5, a fixed ejection device 6, a main lifting rope 7 and a shackle 8;
a soft cover body 31, an elastic spiral steel wire 32;
a cylinder 61, a vertical groove 62, a lifting rod 63, a spring 64, a chuck 65, an exciting needle 66 and a lifting rope 67.
Detailed Description
The following further describes embodiments of the present invention with reference to the accompanying drawings:
referring to fig. 1-4, a pull-up type disk air spacer comprises an upper disk 1, a lower disk 2, a support cylinder 3, a hanging ring 4, a traction rope 5 and a fixed ejection device 6, wherein the support cylinder 3 is connected between the upper disk 1 and the lower disk 2, the support cylinder 3 comprises a soft cover body 31, and an elastic spiral steel wire 32 is connected inside the soft cover body 31.
The upper surface of the upper disc 1 is provided with a plurality of fixed ejection devices 6, the center of the upper disc 1 is connected with a hanging ring 4, and the hanging ring 4 is connected with a traction rope 5.
The fixed ejection device 6 comprises two adjacent cylinders 61, one end of each cylinder 61 is closed by one end, the other end of each cylinder 61 is open, the cylinders 61 are radially arranged along the upper disc 1, the open ends of the cylinders face outwards, vertical grooves 62 are formed in the middle of the cylinders 61, the lifting rods 63 are clamped in the vertical grooves 62 of the two cylinders 61, springs 64 in a compression state are arranged in the cylinders 61 on one sides of the lifting rods 63, the outer ends of the springs 64 are connected with chucks 65, the center of each chuck 65 is fixedly connected with an excitation needle 66, and the middle of each lifting rod 63 is connected with a lifting rope 67.
The lifting ropes 67 of the fixed ejection devices 6 are combined into a main lifting rope 7, the top end of the main lifting rope 7 is in winding connection with the traction rope 5 through a shackle 8, and the length of the main lifting rope 7 is larger than that of the traction rope 5.
A method for using a pull-up disk air spacer comprises the following steps:
1) when carrying out interval charging of blast holes, after finishing preliminary charging, carrying out interval, and pulling the spacer to be placed in the blast holes by utilizing a traction rope to reach a specified interval position;
2) the main lifting rope is quickly lifted to separate the lifting rod from the cylinder, and the exciting needle in the cylinder is ejected and inserted into the inner wall of the blast hole to fix the spacer;
3) the interval work is completed, and then the next charging work is carried out.
The foregoing is considered as illustrative only of the principles of the invention and is not to be in any way limiting, since all equivalent changes and modifications are intended to be included within the scope of the appended claims.
Claims (5)
1. A lifting type disc air spacer is characterized by comprising an upper disc, a lower disc, a supporting cylinder, hanging rings, a traction rope and fixed ejection devices, wherein the supporting cylinder is fixedly connected between the upper disc and the lower disc, the upper surface of the upper disc is provided with a plurality of fixed ejection devices, the hanging rings are connected to the center of the upper disc, and the traction rope is connected to the hanging rings.
2. The air spacer of claim 1, wherein the fixed ejection device comprises two cylinders disposed adjacently, each cylinder has a closed end and an open end, the cylinders are disposed along the radial direction of the upper disk, the open ends of the cylinders face outward, a vertical groove is disposed in the middle of each cylinder, the vertical grooves of the two cylinders are clamped with the lifting rod, a spring in a compressed state is disposed in the cylinder on one side of the lifting rod, the outer end of the spring is connected with the chuck, the center of the chuck is fixedly connected with the excitation needle, and the middle of the lifting rod is connected with the lifting rope.
3. The pull-up type disk air spacer as claimed in claim 1, wherein the lifting cords of the plurality of fixed ejectors are combined into one main lifting cord, the top end of the main lifting cord is connected with the pulling cord by a hook and loop, and the length of the main lifting cord is greater than that of the pulling cord.
4. The pull-up type disk air spacer as claimed in claim 1, wherein the support cylinder comprises a soft cover body, and an elastic spiral steel wire is connected to the inside of the soft cover body.
5. The method for using a lift-type disk air spacer according to claim 1, comprising the steps of:
1) when carrying out interval charging of blast holes, after finishing preliminary charging, carrying out interval, and pulling the spacer to be placed in the blast holes by utilizing a traction rope to reach a specified interval position;
2) the main lifting rope is quickly lifted to separate the lifting rod from the cylinder, the spring is stretched, and the exciting needle in the cylinder is ejected and inserted into the inner wall of the blast hole to fix the spacer;
3) the interval work is completed, and then the next charging work is carried out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011601799.1A CN112595194B (en) | 2020-12-29 | 2020-12-29 | Lifting type disc air spacer and use method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011601799.1A CN112595194B (en) | 2020-12-29 | 2020-12-29 | Lifting type disc air spacer and use method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112595194A true CN112595194A (en) | 2021-04-02 |
| CN112595194B CN112595194B (en) | 2024-02-09 |
Family
ID=75203900
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011601799.1A Active CN112595194B (en) | 2020-12-29 | 2020-12-29 | Lifting type disc air spacer and use method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112595194B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107631671A (en) * | 2017-11-06 | 2018-01-26 | 宿州云宏建设安装有限公司 | A kind of engineering explosion blasthole spaced loading device |
| CN107726934A (en) * | 2017-11-06 | 2018-02-23 | 宿州云宏建设安装有限公司 | A kind of blasting engineering blasthole spaced loading device |
| CN110332867A (en) * | 2019-08-03 | 2019-10-15 | 贵州久远爆破工程有限责任公司 | A kind of air bench blasting radial air interval charging device |
| CN209512667U (en) * | 2018-12-06 | 2019-10-18 | 四川中鼎爆破工程有限公司 | Medicine device is filled out in a kind of deep hole blasting |
| CN210128664U (en) * | 2019-07-11 | 2020-03-06 | 许明 | Blast hole spaced charging device for blasting engineering |
| CN214120955U (en) * | 2020-12-29 | 2021-09-03 | 辽宁科技大学 | Lifting type disc air spacer |
-
2020
- 2020-12-29 CN CN202011601799.1A patent/CN112595194B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107631671A (en) * | 2017-11-06 | 2018-01-26 | 宿州云宏建设安装有限公司 | A kind of engineering explosion blasthole spaced loading device |
| CN107726934A (en) * | 2017-11-06 | 2018-02-23 | 宿州云宏建设安装有限公司 | A kind of blasting engineering blasthole spaced loading device |
| CN209512667U (en) * | 2018-12-06 | 2019-10-18 | 四川中鼎爆破工程有限公司 | Medicine device is filled out in a kind of deep hole blasting |
| CN210128664U (en) * | 2019-07-11 | 2020-03-06 | 许明 | Blast hole spaced charging device for blasting engineering |
| CN110332867A (en) * | 2019-08-03 | 2019-10-15 | 贵州久远爆破工程有限责任公司 | A kind of air bench blasting radial air interval charging device |
| CN214120955U (en) * | 2020-12-29 | 2021-09-03 | 辽宁科技大学 | Lifting type disc air spacer |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112595194B (en) | 2024-02-09 |
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