CN215952376U - Single-shot detection safety explosion-proof device for digital electronic detonator - Google Patents
Single-shot detection safety explosion-proof device for digital electronic detonator Download PDFInfo
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- CN215952376U CN215952376U CN202122250818.7U CN202122250818U CN215952376U CN 215952376 U CN215952376 U CN 215952376U CN 202122250818 U CN202122250818 U CN 202122250818U CN 215952376 U CN215952376 U CN 215952376U
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Abstract
The utility model relates to the technical field of engineering blasting, and provides a digital electronic detonator single-shot detection safety explosion-proof device which comprises a sealed device shell, wherein a porous sound absorption material layer is arranged on the inner wall of the device shell, a dense-mesh partition plate is arranged in the device shell, an explosion-proof detection area is arranged on the upper side of the dense-mesh partition plate, an explosion-proof pressure release area is arranged on the lower side of the dense-mesh partition plate, a detonator box inlet is arranged in the explosion-proof detection area, a protection plate which is opened towards the inner side of the device shell is arranged at the box inlet, a pressure release opening is arranged in the explosion-proof pressure release area, and a pressure release plate which is opened towards the outer side of the device shell is arranged at the pressure release opening. The utility model can effectively prevent various accidents in the single-shot detection process of the digital electronic detonator, and can effectively protect shock waves, noises and detonator shrapnel generated by accidental explosion in the single-shot detection process; meanwhile, the device can also be applied to the destruction work of the single detonator, and the safety of the single detonator destruction process can be guaranteed.
Description
Technical Field
The utility model relates to the technical field of engineering blasting, in particular to a single-shot detection safety explosion-proof device for a digital electronic detonator.
Background
The digital electronic detonator has the characteristics of accurate time delay, safe use and the like, is widely applied to open blasting operation, and is gradually popularized and applied in the industries of roads, railway tunnels, water conservancy and hydropower engineering and the like in recent years. When the digital electronic detonator is used, the internal capacitor is carried by the digital electronic detonator, so that the external power is not required to be supplied, and only the special detonator is required to transmit an excitation signal to trigger the internal capacitor to discharge to complete the detonation process. In the process of using the digital electronic detonator, the detonator is often incapable of being detected and incapable of being detonated normally after being arranged in a blast hole, which brings great potential safety hazard to site construction; therefore, before blasting operation is carried out by adopting the digital electronic detonator, single shot detection work is carried out on the corresponding detonator, and normal work of each component is ensured.
For a plurality of prior patents, such as publication No. CN204137603U, patent name "portable explosion-proof electric detonator storage box", publication No. CN211346576U, patent name "an explosion-proof hand basket", etc., a single cavity structure is adopted, and a pressure relief hole is arranged on the cavity for explosion pressure relief. However, when the explosion-proof box bodies are exploded to release pressure, the accident that the detonator elastic sheet hurts people and objects is easy to happen due to the fact that a single sheet flies out from the pressure release opening. In view of this, it is urgently needed to develop a digital electronic detonator single-shot detection safety explosion-proof device to ensure the intrinsic safety of the digital electronic detonator single-shot detection process.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a single-shot detection safety explosion-proof device for a digital electronic detonator, which aims to solve the problem of the prior art.
The embodiment of the utility model is realized by the following technical scheme:
the utility model provides a digital electron detonator is single-shot to detect safe explosion-proof equipment, includes sealed device casing, and the inner wall of device casing is provided with porous sound absorbing material layer, be provided with the fine mesh baffle in the device casing, the upside of fine mesh baffle is explosion-proof detection zone, and the downside is explosion-proof pressure release district, explosion-proof detection zone is provided with the detonator and advances a box mouth, it is provided with the guard plate to the inboard opening of device casing to advance box mouth department, explosion-proof pressure release district is provided with the pressure release mouth, and pressure release mouth department is provided with the pressure release board of opening to the device casing outside.
Further, the device shell is a square box formed by welding six heavy-duty steel-clad plates of 40cm х 40 cm.
Furthermore, the dense-mesh partition plate is a steel plate anchored in the device shell.
Further, a wooden handle is arranged on the device shell.
Further, the size of the box inlet is 15cm х 5cm, and the size of the guard plate is 20cm х 10 cm.
Further, the size of the pressure relief opening is 15cm х 10cm, and the size of the pressure relief plate is 20cm х 15 cm.
Furthermore, the number of the pressure relief openings is even, at least two pressure relief openings are arranged on two opposite side walls of the device shell symmetrically.
The technical scheme of the embodiment of the utility model at least has the following advantages and beneficial effects:
1. according to the utility model, the dense-mesh partition plate is arranged in the device shell to divide the shell explosion-proof box into the upper explosion-proof detection area and the lower explosion-proof pressure release area, so that when the detonator explodes, the single piece is isolated in the explosion-proof detection area by the dense-mesh partition plate, the single piece is effectively prevented from flying out from the pressure release opening, and the shock wave passes through the dense-mesh partition plate and then is released from the pressure release hole, so that the device is high in safety.
2. The device has the advantages of simple and convenient operation, economy, practicality, safety, reliability, simple production process and wide raw material sources, fills the blank of the digital electronic detonator single-shot detection safety explosion-proof device in China in time, can effectively prevent various accidents in the digital electronic detonator single-shot detection process, and can effectively protect shock waves, noises and detonator elastic pieces generated by accidental explosion in the single-shot detection process; meanwhile, the device can also be applied to the destruction work of the single detonator, and the safety of the single detonator destruction process can be guaranteed.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic structural diagram of a single-shot detection safety explosion-proof device of a digital electronic detonator provided in embodiment 1 of the utility model;
fig. 2 is a sectional view of a single-shot detection safety explosion-proof device of a digital electronic detonator provided in embodiment 1 of the present invention.
Icon: 1-device shell, 2-wooden handle, 3-dense partition, 4-box inlet, 5-protection plate, 6-pressure relief port and 7-pressure relief plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
Referring to fig. 1 to 2, the embodiment provides a single-shot safe explosion-proof device that detects of digital electronic detonator, including sealed device casing 1, device casing 1 is the square box that is formed by six heavy steel sheet welding that cover of 40cm х 40cm, and the last roof of device casing 1 is provided with wooden handle 2, conveniently transports, removes whole device. The inner wall of the device shell 1 is laid with a porous sound absorption material layer through strong glue to absorb the explosion sound generated during explosion.
The device comprises a device shell 1 and is characterized in that a dense mesh partition plate 3 is anchored at the middle inside the device shell 1 through rivets, the dense mesh partition plate 3 is also a heavy-duty steel plate, a plurality of dense mesh holes are formed in the plate, the upper side of the dense mesh partition plate 3 is an explosion-proof detection area, the lower side of the dense mesh partition plate 3 is an explosion-proof pressure release area, a detonator box inlet opening 4 is formed in the explosion-proof detection area, a protection plate 5 opened towards the inner side of the device shell 1 is hinged at the box inlet opening 4, a pressure release opening 6 is formed in the explosion-proof pressure release area, the number of the pressure release openings 6 is even, at least two pressure release openings are formed, and the pressure release openings are symmetrically arranged on two opposite side walls of the device shell 1. The pressure relief opening 6 is hinged with a pressure relief plate 7 which is opened towards the outer side of the device shell 1, the protection plate 5 and the pressure relief plate 7 are both made of heavy-duty covering plates, the size of the box inlet 4 is 15cm х 5cm, the size of the protection plate 5 is 20cm х 10cm, the size of the pressure relief opening 6 is 15cm х 10cm, and the size of the pressure relief plate 7 is 20cm х 15 cm.
From the above, the single-shot detection safety explosion-proof device for the digital electronic detonator provided by the embodiment has the following using method and working principle:
firstly, carry the device to the job site that needs the one-shot to detect through wooden handle 2 to from the tight mesh baffle 3 of pressure release 6 department manual test not having rocking, not having serious breakage, guard plate 5 can normally inwards open and ensure it can not outwards remove after that, and the pressure release board 7 can be smooth outwards open the pressure release at last, and detect whether the hinge is not hard up, ensure that pressure release board 7 does not drop.
And then, during single-shot detection, 1 to-be-detected digital electronic detonator is placed into the shell 1 of the device through the box inlet 4, single-shot detection is carried out through a special device, and after detection is finished, the detected digital electronic detonator is taken out through the box inlet 4 of the digital electronic detonator.
If in the single shot detection process of the digital electronic detonator, when the detonator is accidentally exploded, the generated shock wave and overpressure act on a heavy steel covering plate of the device, a protection plate 5 on the inner side of a box inlet 4 of the digital electronic detonator and a pressure relief plate 7 of a pressure relief opening 6, the protection plate 5 at the box inlet 4 is an inward opening type heavy steel covering plate and cannot release outward pressure and shock wave in the device, and 2 pressure relief plates 7 in the device are outward opening type heavy steel covering plates, so that when the shock wave and overpressure act on the steel plates, the energy is converted into kinetic energy and potential energy of the movement of the steel plates, the energy released by the explosion of the detonator is consumed, and the functions of protecting and releasing the shock wave and overpressure during the accidental explosion of the detonator are realized.
In addition, in the single shot testing process of digital electronic detonator, if the accidental explosion of detonator occurs, the generated huge noise will be absorbed by the porous sound-absorbing material, and the released noise will be greatly reduced, so as to realize the device protection and reduce the noise function when the accidental explosion of detonator.
In addition, in the single shot detection process of the digital electronic detonator, if the detonator is accidentally exploded, the metal jet flow generated at the energy-gathering hole position of the detonator and the detonator elastic sheet are filtered by the close-mesh partition plate 3, the elastic sheet and the metal flow are screened to the upper layer of the device, and detonation gas and shock waves generated during the explosion of the detonator are released through the close-mesh partition plate 3 and then through the side pressure relief port 6, so that the function of the device for protecting the elastic sheet generated during the explosion of the detonator is realized.
When a small number of fault detonators or detonators which do not need to be used exist, the device can be used for single-shot destruction only when the charging equivalent of the digital electronic detonators, the detonating tube detonators or the electric detonators is not more than the No. 8 standard detonators and is approved by public security agencies, and the device has the functions of protecting shock waves, noise and detonator shrapnel, and can ensure the safety of the destruction process.
In conclusion, the single-shot safe explosion-proof device that detects of digital electronic detonator that this embodiment provided has following advantage:
1. according to the utility model, the dense-mesh partition plate is arranged in the device shell to divide the shell explosion-proof box into the upper explosion-proof detection area and the lower explosion-proof pressure release area, so that when the detonator explodes, the single piece is isolated in the explosion-proof detection area by the dense-mesh partition plate, the single piece is effectively prevented from flying out from the pressure release opening, and the shock wave passes through the dense-mesh partition plate and then is released from the pressure release hole, so that the device is high in safety.
2. The device is simple and convenient to operate, economical, practical, safe, reliable, simple in production process and wide in raw material source, fills the blank of the digital electronic detonator single-shot detection safety explosion-proof device in China in time, can effectively prevent various accidents in the digital electronic detonator single-shot detection process, and can effectively protect shock waves, noises and detonator elastic pieces generated by accidental explosion in the single-shot detection process; meanwhile, the device can also be applied to the destruction work of the single detonator, and the safety of the single detonator destruction process can be guaranteed.
3. The device not only fills up the blank of corresponding fields in China, but also can better realize the intrinsic safety of the single-shot detection and destruction work of the digital electronic detonator, and has great engineering application and popularization value.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a safe explosion-proof equipment of single shot detection of digital electron detonator which characterized in that: including sealed device casing (1), the inner wall of device casing (1) is provided with porous sound absorbing material layer, be provided with closely mesh baffle (3) in device casing (1), the upside of closely mesh baffle (3) is explosion-proof detection zone, and the downside is explosion-proof pressure release district, explosion-proof detection zone is provided with detonator and advances box mouth (4), it is provided with guard plate (5) opened to device casing (1) inboard to advance box mouth (4) department, explosion-proof pressure release district is provided with pressure release mouth (6), and pressure release mouth (6) department is provided with pressure release board (7) opened to device casing (1) outside.
2. The single-shot detection safety explosion-proof device for the digital electronic detonator according to claim 1, which is characterized in that: the device shell (1) is a cube box formed by welding six heavy steel-clad plates of 40cm х 40 cm.
3. The single-shot detection safety explosion-proof device for the digital electronic detonator according to claim 1, which is characterized in that: the dense-mesh partition plate (3) is a steel plate anchored in the device shell (1).
4. The single-shot detection safety explosion-proof device for the digital electronic detonator according to claim 1, which is characterized in that: a wooden handle (2) is arranged on the device shell (1).
5. The single-shot detection safety explosion-proof device for the digital electronic detonator according to claim 1, which is characterized in that: the size of the box inlet (4) is 15cm х 5cm, and the size of the protection plate (5) is 20cm х 10 cm.
6. The single-shot detection safety explosion-proof device for the digital electronic detonator according to claim 1, which is characterized in that: the size of the pressure relief opening (6) is 15cm х 10cm, and the size of the pressure relief plate (7) is 20cm х 15 cm.
7. The single-shot detection safety explosion-proof device for the digital electronic detonator according to claim 1, which is characterized in that: the pressure relief openings (6) are even and at least two and are symmetrically arranged on two opposite side walls of the device shell (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122250818.7U CN215952376U (en) | 2021-09-16 | 2021-09-16 | Single-shot detection safety explosion-proof device for digital electronic detonator |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202122250818.7U CN215952376U (en) | 2021-09-16 | 2021-09-16 | Single-shot detection safety explosion-proof device for digital electronic detonator |
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| CN215952376U true CN215952376U (en) | 2022-03-04 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113624080A (en) * | 2021-09-16 | 2021-11-09 | 中铁二局集团有限公司 | Single-shot detection safety explosion-proof device for digital electronic detonator |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113624080A (en) * | 2021-09-16 | 2021-11-09 | 中铁二局集团有限公司 | Single-shot detection safety explosion-proof device for digital electronic detonator |
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