CN210036468U - Explosive loading device for controlling loading depth - Google Patents
Explosive loading device for controlling loading depth Download PDFInfo
- Publication number
- CN210036468U CN210036468U CN201920656595.4U CN201920656595U CN210036468U CN 210036468 U CN210036468 U CN 210036468U CN 201920656595 U CN201920656595 U CN 201920656595U CN 210036468 U CN210036468 U CN 210036468U
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- Prior art keywords
- outer barrel
- opening
- push rod
- explosive
- depth
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- 239000002360 explosive Substances 0.000 title claims abstract description 66
- 238000006073 displacement reaction Methods 0.000 claims description 3
- 239000000843 powder Substances 0.000 abstract description 23
- 238000007689 inspection Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 10
- 238000005422 blasting Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005474 detonation Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000005429 filling process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 230000002889 sympathetic effect Effects 0.000 description 1
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- Drilling And Exploitation, And Mining Machines And Methods (AREA)
- Portable Nailing Machines And Staplers (AREA)
Abstract
The utility model provides an explosive loading device for controlling powder charge degree of depth, include: the explosive charging device comprises an outer barrel, wherein scale marks are arranged on the outer wall of the outer barrel, a first opening and a second opening are formed at two ends of the outer barrel, and the outer barrel is axially cut to form an opening arc body structure serving as an explosive charging part; the push rod is arranged in the outer barrel and can be pushed along the axial direction of the outer barrel, the length of the push rod is greater than that of the outer barrel, scale marks are arranged in the length direction of the push rod, a push plate is arranged at the front end of the push rod, and a free space is formed between the upper edge of the push plate and the top of the inner wall of the outer barrel to free an explosion-conducting pipe orifice; the upper edge of the second opening is provided with a limiting piece which can abut against the push plate to limit the push rod from separating from the second opening. The utility model discloses can the accurate control powder charge degree of depth and be used for the inspection hole of collapsing, measure the big gun hole degree of depth, collect multiple functions in an organic whole, simple structure, convenient to use have stronger practicality.
Description
Technical Field
The utility model relates to a construction technical field relates to an explosive loading device for controlling powder charge degree of depth particularly.
Background
In the tunnel mine method work progress, powder charge is one of the important factors that influence blasting effect and shake fast, and in powder charge operation in-process, because of workman's technical problem or mechanical control problem blasthole drilling depth probably deepening, the powder charge just can not adorn to the bottom, if still adorn the bottom, the footage will be too big, consequently need the accurate explosive of placing, control footage.
The blast hole is divided into several sections of powder charges sometimes, namely the sectional type powder charges, the sectional type powder charges are determined according to resistance lines corresponding to the centers of the various sections of powder charges, the sectional type powder charges are determined according to topographic conditions, the powder charges are calculated according to the powder charges, and the interval between the two sections of powder charges is the sectional interval, so that the action time of explosive gas can be prolonged, the effect of improving the blasting quality is achieved, and the intermediate interval must be controlled within the sympathetic detonation distance, so the depth of the powder charges needs to be accurately controlled to meet the blasting requirement.
The existing explosive is poked into the blast hole by a pipe in the filling process, the actual depth of the blast hole cannot be known, the charging depth cannot be accurately controlled, the charging device cannot accurately control the charging depth, the charging quality is directly or indirectly influenced, even the explosive cannot be detonated, the explosive is scratched easily in the process of poking the explosive into the blast hole, and the blasting effect is influenced.
SUMMERY OF THE UTILITY MODEL
In view of the above circumstances, the utility model provides a simple structure, the easy explosive loading device who is used for controlling the powder charge degree of depth of operation solves the unable accurate measurement powder charge degree of depth of current explosive loading device, influences the blasting quality, the phenomenon that can't detonate even, the utility model discloses can inspect the big gun hole and confirm that the powder charge degree of depth satisfies the requirement of blasting powder charge.
In order to achieve the purpose, the utility model adopts the technical proposal that: there is provided an explosive loading device for controlling the depth of charge, comprising:
the explosive gun comprises an outer barrel, wherein scale marks are arranged on the outer wall of the outer barrel, the length of the outer barrel is greater than the depth of a blast hole, a first opening and a second opening are formed at two ends of the outer barrel, the outer barrel is axially cut from the second opening so that an opening arc body structure is formed at the position, close to the second opening, of the outer barrel, and the opening arc body structure is used as an explosive entering part;
the push rod is arranged in the outer barrel and can be pushed along the axial direction of the outer barrel, the length of the push rod is greater than that of the outer barrel, scale marks are arranged in the length direction of the push rod, a push plate is arranged at the front end of the push rod, and a free space is formed between the upper edge of the push plate and the top of the inner wall of the outer barrel to free an explosion-conducting pipe orifice;
the upper edge of the second opening is provided with a limiting piece which can abut against the push plate to limit the push rod from separating from the second opening.
In an embodiment of the present invention, a movable baffle is disposed at a front end of the first opening to cover or open the first opening.
In the embodiment of the utility model, the locating part is for connecting the limiting plate at second opening both ends, the top surface height of limiting plate is less than the inner wall height of urceolus.
In the embodiment of the present invention, the push rod is far away from one end of the outer barrel is provided with a second baffle, the second baffle can be located the push rod to when the first opening of the outer barrel is displaced, with the locating part offsets to limit the maximum displacement distance of the push rod.
In the embodiment of the utility model, the length of push rod is greater than the length of urceolus and the sum of explosive length.
In the embodiment of the utility model, the internal diameter of urceolus is greater than the diameter of explosive, just the external diameter of urceolus is less than the diameter of big gun hole.
In the embodiment of the present invention, the push rod is far away from one end of the outer barrel is provided with a handle for pushing the push rod.
The utility model discloses owing to adopted above technical scheme, make it have following beneficial effect: the utility model discloses an explosive loading device for controlling the powder charge degree of depth can accurate control powder charge degree of depth and be used for examining the hole of collapsing, measure the big gun hole degree of depth, solve current explosive loading device can't accurate control powder charge degree of depth and the explosive loading in-process fragile, influence the defect of blasting effect; the utility model discloses explosive loading device collects multiple functions in an organic whole, and simple structure, convenient to use have stronger practicality.
Drawings
Fig. 1 is a schematic front view of an explosive loading device for controlling the depth of charge of the present invention.
Fig. 2 is a schematic diagram of the three-dimensional structure of the explosive loading device for controlling the depth of charge of the present invention.
Fig. 3 is a schematic view of the explosive of the present invention being expelled from the first opening.
Fig. 4 is a flow chart of a method of using the explosive loading device for controlling the depth of charge of the present invention.
The correspondence of reference numerals to components is as follows:
an outer cylinder 1; a first opening 11; a second opening 12; an open arc structure 13; a flapper 14; a push rod 2; a push plate 20; a second baffle plate 21; a handle 22; a stopper 3.
Detailed Description
To facilitate understanding of the present invention, the following description is made with reference to the accompanying drawings and examples.
Referring to fig. 1 to 3, the present invention provides an explosive loading device for controlling the depth of explosive loading, which includes an outer cylinder 1, a push rod 2 and a limiting member 3; wherein:
the outer wall of the outer barrel 1 is provided with scale marks, the length of the outer barrel 1 is larger than the depth of a blast hole, a first opening 11 and a second opening 12 are formed at two ends of the outer barrel 1, the outer barrel 1 is axially cut off from the second opening 12 so that an opening arc body structure 13 is formed at the position, close to the second opening 12, of the outer barrel 1, and the opening arc body structure 13 is used as an entering part for explosive to enter the outer barrel 1; the arrangement of the outer barrel 1 can ensure that the explosive is protected in the conveying process; the length of the axial truncation of the utility model is larger than that of the explosive so as to easily put the explosive into the outer barrel 1, and the length of the axial truncation can be slightly smaller than that of the explosive, so that the explosive can be put into the outer barrel 1 after being inclined for a certain angle;
the push rod 2 is arranged in the outer barrel 1 and can be pushed along the axial direction of the outer barrel 1, the length of the push rod 2 is larger than that of the outer barrel 1, scale marks are arranged in the length direction of the push rod 2, a push plate 20 is arranged at the front end of the push rod 2, and a vacant space is formed between the upper edge of the push plate 20 and the top of the inner wall of the outer barrel 1 to vacant an explosion-initiating pipe orifice; in the embodiment of the present invention, the push plate 20 is an arc plate adapted to the shape of the inner wall of the outer cylinder 1;
the limiting piece 3 is arranged on the upper edge of the second opening 12, and the limiting piece 3 can be abutted against the push plate 20 to limit the push rod 2 from being separated from the second opening 12 of the outer cylinder 1; specifically, the push plate 20 abuts against an inner surface of the stopper 3.
Preferably, the front end of the first opening 11 is provided with a movable baffle 14 to shield or open the first opening 11, when the movable baffle 14 shields the first opening 11, the end part of the outer barrel 1 is closed to prevent broken stones and other objects from entering, so as to protect the explosive in the outer barrel 1, and when the movable baffle 14 is jacked up to enable the first opening 11 to be in an open state, the explosive in the outer barrel 1 can smoothly fall out of the outer barrel 1 and enter a blast hole; in the embodiment of the present invention, the movable baffle 14 is hinged to the first opening 11 of the outer barrel 1.
In the embodiment of the present invention, the limiting member 3 is a limiting plate connected to two ends of the second opening 12, and the top surface of the limiting plate is less than the inner wall of the outer barrel 1.
Preferably, a second baffle 21 is arranged at one end of the push rod 2 away from the outer cylinder 1, and the second baffle can abut against the limiting member 3 to limit the maximum displacement distance of the push rod 2 when the push rod 2 displaces towards the first opening 11 of the outer cylinder 1; in particular, against the outer surface of the limit piece 3. Preferably, a handle 22 for pushing the push rod 2 is arranged at one end of the push rod 2 away from the outer cylinder 1.
Preferably, the length of the push rod 2 is greater than the sum of the length of the outer cylinder 1 and the length of the explosive.
The inner diameter of the outer barrel 1 is larger than the diameter of the explosive, and the outer diameter of the outer barrel 1 is smaller than the diameter of a blast hole.
The utility model discloses the device can be used for installing the detonator, and the detonator detonating cord is worn out through opening arc body structure 13.
In the embodiment of the utility model provides an in, the explosive device is packed to be made for non-metallic material to prevent to produce static and lead to the explosion.
The structure of the explosive loading device for controlling the depth of charge of the present invention is described above specifically, and the method of using the same is described below with reference to fig. 4.
S1: inserting a first opening end of an outer cylinder 1 of the explosive loading device into the bottom of a blast hole;
in the process, whether the blast hole has collapsed holes or not can be checked, if collapsed holes exist, hole cleaning is carried out, after hole cleaning, one end of the outer barrel 1 of the explosive filling device is inserted into the bottom of the blast hole again, and the depth of the blast hole can be obtained by reading the scale value of the intersection of the outer barrel 1 and the blast hole;
s2: pulling the push rod 2 to enable the push rod 2 to move towards the direction far away from the outer cylinder 1 until the push plate 20 is abutted against the limiting part 3, so as to release the inner space of the outer cylinder 1 occupied by the push rod 2, loading the explosive into the outer cylinder through the inlet part on the outer cylinder 1,
in the embodiment of the present invention, the length direction of the explosive is the same as the length direction of the outer cylinder 1, and preferably, the end of the explosive abuts against the push plate 20;
s3: pushing the push rod to move towards the direction close to the outer cylinder 1 according to the explosive charging depth so as to feed the explosive into the blast hole to a specified depth;
the charging depth of the utility model is the difference of the depth of the blast hole minus the distance between the explosive entering end and the deepest part of the blast hole; the calculation method of the moving distance of the push rod comprises the following steps: the moving distance of the push rod is equal to the sum of the length of the outer barrel 1 exposed out of the blast hole and the charging depth; because the length of the outer cylinder 1 is greater than the length of the blast hole, the length of the outer cylinder 1 exposed out of the blast hole is obtained by subtracting the depth of the blast hole from the total scale value of the outer cylinder 1; in the moving process of the push rod 2, the outer barrel 1 is used as a reference object, and the change of the scale value on the push rod 2 relative to the outer barrel 1 is observed so as to control the moving distance of the push rod;
s4: moving the outer cylinder 1 towards the direction close to the push rod 2 to enable the explosive to fall off from the first opening of the outer cylinder 1 completely, and extracting the explosive loading device from a blast hole; in the process, the push rod 2 is kept relatively still, and the outer cylinder 1 moves relative to the push rod 2.
As the utility model discloses a preferred embodiment, when the powder charge degree of depth is the same with the big gun hole degree of depth, because of adjustable fender 14's existence, need with adjustable fender 14 back of pushing away, the explosive can just deviate from the first opening 11 of urceolus 1, if insert urceolus 1 to the deepest of big gun hole, then adjustable fender 14 can't be pushed away by, the explosive also can't deviate from first opening 11, can push away the earlier propelling movement of explosive to the diameter length apart from adjustable fender 14 at the bottom of the distance hole this moment, 2 moving distance of push rod dwindles adjustable fender 14 diameter's length promptly, then keep away from urceolus 1 orientation the direction in big gun hole is taken out, promotes push pedal 2 again, and the propelling movement length of push pedal 2 is adjustable fender diameter length, can send the explosive to the deepest of big.
The present invention has been described in detail with reference to the drawings and the embodiments, and those skilled in the art can make various modifications to the present invention based on the above description. Therefore, certain details of the embodiments should not be construed as limitations of the invention, which are intended to be covered by the following claims.
Claims (7)
1. An explosive loading device for controlling the depth of a charge comprising:
the explosive gun comprises an outer barrel, wherein scale marks are arranged on the outer wall of the outer barrel, the length of the outer barrel is greater than the depth of a blast hole, a first opening and a second opening are formed at two ends of the outer barrel, the outer barrel is axially cut from the second opening so that an opening arc body structure is formed at the position, close to the second opening, of the outer barrel, and the opening arc body structure is used as an explosive entering part;
the push rod is arranged in the outer barrel and can be pushed along the axial direction of the outer barrel, the length of the push rod is greater than that of the outer barrel, scale marks are arranged in the length direction of the push rod, a push plate is arranged at the front end of the push rod, and a free space is formed between the upper edge of the push plate and the top of the inner wall of the outer barrel to free an explosion-conducting pipe orifice;
the upper edge of the second opening is provided with a limiting piece which can abut against the push plate to limit the push rod from separating from the second opening.
2. An explosive loading device for controlling the depth of a charge according to claim 1 wherein the front end of the first opening has a flapper to shield or uncover the first opening.
3. The explosive loading device for controlling the loading depth according to claim 2, wherein the limiting pieces are limiting plates connected with two ends of the second opening, and the height of the top surface of each limiting plate is smaller than the height of the inner wall of the outer cylinder.
4. An explosive loading device for controlling the loading depth according to claim 1 or 3, wherein a second baffle is arranged at one end of the push rod, which is far away from the outer cylinder, and the second baffle can abut against the limiting piece when the push rod moves towards the first opening of the outer cylinder so as to limit the maximum displacement distance of the push rod.
5. An explosive loading device for controlling the depth of a charge as claimed in claim 1 wherein the length of the push rod is greater than the sum of the length of the outer barrel and the length of the explosive.
6. An explosive loading device for controlling the depth of a charge according to claim 1 wherein the inner diameter of the outer barrel is greater than the diameter of the explosive and the outer diameter of the outer barrel is less than the diameter of the blast hole.
7. An explosive loading device for controlling the depth of a charge according to claim 1 wherein the end of the push rod remote from the outer barrel is provided with a handle for pushing the push rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920656595.4U CN210036468U (en) | 2019-05-09 | 2019-05-09 | Explosive loading device for controlling loading depth |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920656595.4U CN210036468U (en) | 2019-05-09 | 2019-05-09 | Explosive loading device for controlling loading depth |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210036468U true CN210036468U (en) | 2020-02-07 |
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ID=69364412
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920656595.4U Withdrawn - After Issue CN210036468U (en) | 2019-05-09 | 2019-05-09 | Explosive loading device for controlling loading depth |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210036468U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109974546A (en) * | 2019-05-09 | 2019-07-05 | 中建八局轨道交通建设有限公司 | Dynamite charge device and its application method for controlled loading of explosive depth |
-
2019
- 2019-05-09 CN CN201920656595.4U patent/CN210036468U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109974546A (en) * | 2019-05-09 | 2019-07-05 | 中建八局轨道交通建设有限公司 | Dynamite charge device and its application method for controlled loading of explosive depth |
| CN109974546B (en) * | 2019-05-09 | 2023-11-03 | 中建八局轨道交通建设有限公司 | Explosive loading device for controlling loading depth and using method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20200207 Effective date of abandoning: 20231103 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20200207 Effective date of abandoning: 20231103 |