CN115451763A - Internal impact excitation type electronic detonator suitable for cold area - Google Patents
Internal impact excitation type electronic detonator suitable for cold area Download PDFInfo
- Publication number
- CN115451763A CN115451763A CN202211268447.8A CN202211268447A CN115451763A CN 115451763 A CN115451763 A CN 115451763A CN 202211268447 A CN202211268447 A CN 202211268447A CN 115451763 A CN115451763 A CN 115451763A
- Authority
- CN
- China
- Prior art keywords
- fixed
- plate
- electronic detonator
- wall
- protection casing
- 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.)
- Pending
Links
- 230000005284 excitation Effects 0.000 title claims abstract description 21
- 230000001681 protective effect Effects 0.000 claims abstract description 29
- 238000007664 blowing Methods 0.000 claims abstract description 12
- 239000003814 drug Substances 0.000 claims description 5
- 239000002360 explosive Substances 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 abstract description 9
- 239000000843 powder Substances 0.000 abstract description 4
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 10
- 229910002092 carbon dioxide Inorganic materials 0.000 description 5
- 239000001569 carbon dioxide Substances 0.000 description 5
- 230000009471 action Effects 0.000 description 2
- 238000010304 firing Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 238000005474 detonation Methods 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42C—AMMUNITION FUZES; ARMING OR SAFETY MEANS THEREFOR
- F42C19/00—Details of fuzes
- F42C19/08—Primers; Detonators
- F42C19/12—Primers; Detonators electric
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42C—AMMUNITION FUZES; ARMING OR SAFETY MEANS THEREFOR
- F42C19/00—Details of fuzes
- F42C19/08—Primers; Detonators
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Air Bags (AREA)
Abstract
The invention discloses an internal impact excitation type electronic detonator suitable for a cold area, which comprises an electronic detonator and a powder head, wherein a protective shell is fixed on the right side of the electronic detonator, an auxiliary component, a heating component and a driven component are arranged inside the protective shell, a sliding groove is formed in the inner wall of the protective shell, the heating component comprises a sliding plate, a first spring, a conducting plate, a friction plate and a blowing component, salient points are arranged on the surface of the friction plate, the blowing component comprises a U-shaped bin, the U-shaped bin is fixed on the inner wall of the protective shell, the U-shaped bin penetrates through the sliding plate and the conducting plate, the U-shaped bin is connected with a push plate piston, and when the electronic detonator is used in the cold area, the temperature inside the protective shell can be heated through the arranged heating component, the driven component and the auxiliary component, so that the phenomenon that the temperature inside the protective shell is lower, the resistance of the powder head is very low, the current impact is very high, and the phenomenon that the electronic detonator is usually damaged instantly when a power supply is switched on occurs.
Description
Technical Field
The invention relates to the field of electronic detonators, in particular to an internal impact excitation type electronic detonator suitable for cold regions.
Background
The electronic detonator is also called a digital electronic detonator, a digital detonator or an industrial digital electronic detonator, namely an electronic detonator which controls the detonation process by adopting an electronic control module.
The electronic detonator comprises a detonator main charge and a firing structure, wherein the firing structure mainly comprises an electronic control module, a primary explosive and a heating resistor, and a user controls the heating resistor to generate heat to detonate the primary explosive, so that the detonator main charge is detonated, and the electronic detonator is exploded.
When the internal impact excitation type electronic detonator is used in a cold area, the resistance of the powder head of the electronic detonator is low when the ambient temperature is low due to low outdoor temperature, the temperature does not reach a normal value before the normal start of equipment, the resistance is very low, the cold resistance is very low before the equipment does not generate heat, the current impact is very large, and the cold resistance is usually damaged instantly when a power supply is connected, so that the internal impact excitation type electronic detonator suitable for the cold area is provided.
Disclosure of Invention
The invention mainly aims to provide an internal impact excitation type electronic detonator suitable for cold regions, and solves the problems in the background technology.
In order to achieve the above object, the invention provides an internal impact excitation type electronic detonator suitable for cold regions, which comprises an electronic detonator and a detonator head, wherein a protective shell is fixed on the right side of the electronic detonator, an auxiliary assembly, a heating assembly and a driven assembly are arranged inside the protective shell, a chute is formed in the inner wall of the protective shell, and the heating assembly comprises:
the sliding plate is slidably arranged on the inner side of the sliding groove on the inner wall of the protective shell;
the top of the sliding plate is fixed with a first spring, and one end of the first spring, which is far away from the sliding plate, is fixed on the inner side of the sliding groove on the inner wall of the protective shell;
the conduction plate is fixed on the inner wall of the protection shell;
the friction plate is fixed at the bottom of the sliding plate and penetrates through the conduction plate;
and the blowing piece is arranged in the protection shell.
Optionally, the heating assembly comprises a sliding plate, a first spring, a conducting plate, a friction plate and a blowing piece, wherein the surface of the friction plate is provided with salient points, heat can be generated by repeatedly rubbing the salient points on the surface of the friction plate with the conducting plate, and the temperature of the whole inside of the protection shell can be increased to a certain extent.
Optionally, blow the piece and include U type storehouse, U type storehouse is fixed on the inner wall of protection casing, slide and conduction board are run through to U type storehouse, U type storehouse and push pedal piston connection, the bottom of push pedal is fixed with the push rod, the top at the slide is fixed to the bottom of push rod, and when the slide reciprocated, the slide took the push pedal through the push rod and reciprocated, can drummed the inside air current of protection casing, improved the inside air current surge of protection casing for the heat that produces between friction plate and the conduction board can be faster the conduction.
Optionally, the auxiliary assembly includes the horizontal pole, the horizontal pole is fixed on the inner wall of protection casing, the horizontal pole run through the slide bar and with slide bar sliding connection, the left side of slide bar is fixed with spring two, the one end that the slide bar was kept away from to spring two is fixed on the inner wall of protection casing, the bottom of slide bar is fixed with the striking rod, the top of slide is fixed with the lug, when the slide bar takes the striking rod to move left under the effect of spring two, the striking rod can incessantly support on the lug, cooperation spring one makes the slide can be reciprocating motion from top to bottom.
Optionally, the driven assembly comprises a piston bin, the piston bin is fixed on the inner wall of the protection shell and connected with a piston, a connecting rod is fixed on the right side of the piston, a fixing block is fixed at the top of the connecting rod, carbon dioxide gas is filled in the piston bin, when the temperature inside the protection shell is lowered, the carbon dioxide gas inside the piston bin shrinks, and the piston drives the connecting rod to move leftwards.
Optionally, driven subassembly is still including the dead lever, the dead lever is fixed on the inner wall of protection casing, the dead lever run through the kelly and with kelly sliding connection, the top of kelly is fixed with spring three, the one end that the kelly was kept away from to spring three is fixed on the inner wall of protection casing, the left side of kelly articulates there is branch, the one end that the kelly was kept away from to branch articulates the right side at L type pole, L type pole slidable mounting is on the inner wall of protection casing, and after the connecting rod area fixed block left migration certain distance, the fixed block supported to move L type pole left together on L type pole, and L type pole can pass through branch pulling kelly rebound for the kelly withdraws from in the draw-in groove at slide bar top, realizes relieving the spacing to the slide bar.
Optionally, a clamping groove is formed in the top of the sliding rod, and the clamping rod can be inserted into the clamping groove in the top of the sliding rod to limit the sliding rod.
Optionally, the bottom of the conduction plate is kept in a fit state with the top of the medicine head, so that heat on the conduction plate can be better conducted to the medicine head.
Optionally, the conductive plate is provided with a through hole for the friction plate to pass through.
Compared with the prior art, the invention has the following beneficial effects:
(1) This internal impact excitation formula electronic detonator suitable for cold areas through intensification subassembly, driven subassembly and the auxiliary assembly who sets up, when cold areas uses electronic detonator, can heat up the inside temperature of protection casing, avoids the inside temperature of protection casing lower, leads to the stub bar resistance very little, and the electric current strikes very greatly, often takes place at the phenomenon of the damage in the twinkling of an eye of switch on power supply.
(2) This internal impact excitation formula electronic detonator suitable for cold areas, through the intensification subassembly that sets up, when the slide reciprocated, the slide took the push pedal through the push rod and reciprocated, can drummed the inside air current of protective housing, improved the inside air current surge of protective housing for the heat that produces between friction plate and the conduction board can be faster the conduction.
(3) This internal impact excitation formula electronic detonator suitable for cold areas through the driven subassembly that sets up, only when electronic detonator uses in the region that the temperature is lower, just can trigger the temperature rise subassembly and auxiliary assembly carries out work, can not influence electronic detonator's normal use.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic cross-sectional front view of the present invention;
FIG. 3 is an enlarged structural view A in FIG. 2 according to the present invention;
FIG. 4 is an enlarged view of B in FIG. 2 according to the present invention;
FIG. 5 is a schematic view of the connection structure of the chute and the slide plate on the inner wall of the protection casing according to the present invention;
FIG. 6 is a schematic view of a conductive plate according to the present invention;
FIG. 7 is a schematic view of the friction plate structure of the present invention.
The reference numbers illustrate: 1. an electronic detonator; 2. a temperature raising component; 21. a slide plate; 22. a first spring; 23. a conductive plate; 24. a friction plate; 25. a blowing member; 251. a U-shaped bin; 252. pushing the plate; 253. a push rod; 3. an auxiliary component; 31. a cross bar; 32. a slide bar; 33. a second spring; 34. a striking rod; 35. a bump; 4. a driven assembly; 41. a piston chamber; 42. a piston; 43. a connecting rod; 44. a fixed block; 45. fixing the rod; 46. a clamping rod; 47. a third spring; 48. a strut; 49. an L-shaped rod; 5. a medicine head; 6. and protecting the shell.
The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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.
It should be noted that all directional indicators (such as up, down, left, right, front, back \8230;) in the embodiments of the present invention are only used to explain the relative positional relationship between the components, the motion situation, etc. in a specific posture (as shown in the attached drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
Referring to fig. 1 to 7, the invention provides an internal impact excitation type electronic detonator suitable for cold regions, which comprises an electronic detonator 1 and a powder head 5, wherein a protective shell 6 is fixed on the right side of the electronic detonator 1, an auxiliary component 3, a heating component 2 and a driven component 4 are arranged inside the protective shell 6, and a sliding groove is formed in the inner wall of the protective shell 6.
In the embodiment of the present invention, the temperature increasing assembly 2 includes:
the sliding plate 21, the sliding plate 21 is installed in the inner side of the inner wall chute of the protective shell 6 slidably;
the first spring 22 is fixed at the top of the sliding plate 21, and one end of the first spring 22, which is far away from the sliding plate 21, is fixed at the inner side of the sliding groove on the inner wall of the protective shell 6;
the conduction plate 23, the conduction plate 23 is fixed on the inner wall of the protective shell 6;
a friction plate 24, wherein the friction plate 24 is fixed at the bottom of the sliding plate 21, and the friction plate 24 penetrates through the conduction plate 23;
and a blowing piece 25, wherein the blowing piece 25 is arranged in the protective shell 6.
Specifically, the warming assembly 2 includes a sliding plate 21, a first spring 22, a conductive plate 23, a friction plate 24, and a blowing member 25, wherein the friction plate 24 has a surface provided with protrusions, and the protrusions on the surface of the friction plate 24 repeatedly rub against the conductive plate 23 to generate heat, thereby raising the temperature of the entire inside of the protection casing 6 to a certain extent.
In an embodiment of the present invention, the blowing member 25 includes a U-shaped chamber 251, the U-shaped chamber 251 is fixed on the inner wall of the protection casing 6, the U-shaped chamber 251 penetrates through the sliding plate 21 and the conduction plate 23, the U-shaped chamber 251 is piston-connected to the push plate 252, the push rod 253 is fixed at the bottom of the push plate 252, the bottom of the push rod 253 is fixed at the top of the sliding plate 21, when the sliding plate 21 moves up and down, the sliding plate 21 drives the push plate 252 to move up and down through the push rod 253, which can inflate the airflow inside the protection casing 6, thereby increasing the airflow surge inside the protection casing 6, and enabling the heat generated between the friction plate 24 and the conduction plate 23 to be more rapidly conducted.
With continued reference to fig. 1-7, the auxiliary assembly 3 includes a cross bar 31, the cross bar 31 is fixed on the inner wall of the protection casing 6, the cross bar 31 penetrates through the sliding rod 32 and is slidably connected with the sliding rod 32, a second spring 33 is fixed on the left side of the sliding rod 32, one end of the second spring 33 away from the sliding rod 32 is fixed on the inner wall of the protection casing 6, a striking rod 34 is fixed at the bottom of the sliding rod 32, a projection 35 is fixed at the top of the sliding plate 21, when the sliding rod 32 carries the striking rod 34 to move left under the action of the second spring 33, the striking rod 34 can continuously abut against the projection 35, and the sliding plate 21 can reciprocate up and down in cooperation with the first spring 22.
In addition, the driven assembly 4 includes a piston chamber 41, the piston chamber 41 is fixed on the inner wall of the protection casing 6, the piston chamber 41 is connected with a piston 42 in a piston manner, a connecting rod 43 is fixed on the right side of the piston 42, a fixing block 44 is fixed on the top of the connecting rod 43, carbon dioxide gas is filled in the piston chamber 41, when the temperature in the protection casing 6 drops, the carbon dioxide gas in the piston chamber 41 contracts in cold, and the piston 42 drives the connecting rod 43 to move leftwards.
In the embodiment of the present invention, the driven assembly 4 further includes a fixing rod 45, the fixing rod 45 is fixed on the inner wall of the protection housing 6, the fixing rod 45 penetrates through the clamping rod 46 and is slidably connected with the clamping rod 46, the top of the clamping rod 46 is fixed with a third spring 47, one end of the third spring 47, which is away from the clamping rod 46, is fixed on the inner wall of the protection housing 6, the left side of the clamping rod 46 is hinged with a supporting rod 48, one end of the supporting rod 48, which is away from the clamping rod 46, is hinged on the right side of an L-shaped rod 49, the L-shaped rod 49 is slidably mounted on the inner wall of the protection housing 6, after the connecting rod 43 carries the fixing block 44 to move leftward for a certain distance, the fixing block 44 abuts against the L-shaped rod 49 to move leftward together, and the L-shaped rod 49 can pull the clamping rod 46 to move upward through the supporting rod 48, so that the clamping rod 46 exits from the clamping groove at the top of the sliding rod 32, and the limiting of the sliding rod 32 is released.
In order to limit the slide bar 32, a clamping groove is formed at the top of the slide bar 32, and the clamping rod 46 can be inserted into the clamping groove at the top of the slide bar 32 to limit the slide bar 32.
In the embodiment of the invention, the bottom of the conduction plate 23 is kept in a fit state with the top of the chemical head 5, so that the heat on the conduction plate 23 can be better conducted to the chemical head 5.
In the embodiment of the present invention, the conductive plate 23 is provided with a through hole for the friction plate 24 to pass through.
In the invention, when the electronic detonator 1 is used in a cold area, because the outdoor temperature is low, the temperature inside the electronic detonator 1 and the protective shell 6 is low, carbon dioxide gas inside the piston bin 41 shrinks, the piston 42 drives the connecting rod 43 to move leftwards, the connecting rod 43 drives the fixing block 44 to move leftwards, after the connecting rod 43 drives the fixing block 44 to move leftwards for a certain distance, the fixing block 44 abuts against the L-shaped rod 49 to drive the L-shaped rod 49 to move leftwards together, and the L-shaped rod 49 can pull the clamping rod 46 to move upwards through the supporting rod 48, so that the clamping rod 46 is withdrawn from the clamping groove at the top of the sliding rod 32, and the limitation on the sliding rod 32 is relieved.
The sliding rod 32 drives the striking rod 34 to move leftwards under the action of the second spring 33, the striking rod 34 can continuously abut against the lug 35, the sliding plate 21 can reciprocate up and down in cooperation with the first spring 22, and the sliding plate 21 drives the salient points on the surface of the friction plate 24 to repeatedly rub with the conduction plate 23 to generate certain heat.
Meanwhile, the sliding plate 21 drives the push plate 252 to move up and down through the push rod 253, the air flow inside the protective shell 6 can be blown, the surge of the air flow inside the protective shell 6 is improved, the heat generated between the friction plate 24 and the conduction plate 23 can be conducted faster, the temperature of the whole inside the protective shell 6 is improved, the internal temperature of the protective shell 6 is prevented from being lower, the resistance of the drug head 5 is small when the environmental temperature is low, the cold resistance is small, the current impact is large, and the instant damage of the power on is avoided.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (9)
1. The utility model provides an internal impact excitation formula electronic detonator suitable for cold areas, includes electronic detonator (1) and explosive head (5), its characterized in that: the right side of electron detonator (1) is fixed with protection casing (6), the inside of protection casing (6) is provided with auxiliary assembly (3), intensification subassembly (2) and driven subassembly (4), the spout has been seted up on the inner wall of protection casing (6), intensification subassembly (2) include:
the sliding plate (21), the said sliding plate (21) is mounted in the inside of the inner wall concrete chute of the protective housing (6) slidably;
the top of the sliding plate (21) is fixedly provided with a first spring (22), and one end, far away from the sliding plate (21), of the first spring (22) is fixed to the inner side of the sliding groove in the inner wall of the protective shell (6);
a conductive plate (23), the conductive plate (23) being fixed to the inner wall of the protective housing (6);
the friction plate (24) is fixed at the bottom of the sliding plate (21), and the friction plate (24) penetrates through the conduction plate (23);
and the blowing piece (25), wherein the blowing piece (25) is arranged in the protective shell (6).
2. The internal impact excitation type electronic detonator applicable to cold districts as claimed in claim 1, wherein: the surface of the friction plate (24) is provided with salient points.
3. The internal impact excitation type electronic detonator applicable to cold districts as claimed in claim 1, wherein: the blowing piece (25) comprises a U-shaped bin (251), the U-shaped bin (251) is fixed to the inner wall of the protection shell (6), the U-shaped bin (251) penetrates through the sliding plate (21) and the conduction plate (23), the U-shaped bin (251) is connected with the push plate (252) in a piston mode, a push rod (253) is fixed to the bottom of the push plate (252), and the bottom of the push rod (253) is fixed to the top of the sliding plate (21).
4. The internal impact excitation type electronic detonator applicable to cold districts as claimed in claim 1, wherein: auxiliary assembly (3) include horizontal pole (31), horizontal pole (31) are fixed on the inner wall of protection casing (6), horizontal pole (31) run through slide bar (32) and with slide bar (32) sliding connection, the left side of slide bar (32) is fixed with spring two (33), the one end that slide bar (32) were kept away from in spring two (33) is fixed on the inner wall of protection casing (6), the bottom of slide bar (32) is fixed with striking rod (34), the top of slide (21) is fixed with lug (35).
5. The internal impact excitation type electronic detonator applicable to cold districts as claimed in claim 1, wherein: driven subassembly (4) are including piston storehouse (41), piston storehouse (41) are fixed on the inner wall of protection casing (6), piston storehouse (41) and piston (42) piston connection, the right side of piston (42) is fixed with connecting rod (43), the top of connecting rod (43) is fixed with fixed block (44).
6. The internal impact excitation type electronic detonator applicable to cold districts as claimed in claim 5, wherein: driven subassembly (4) are still including dead lever (45), dead lever (45) are fixed on the inner wall of protection casing (6), dead lever (45) run through kelly (46) and with kelly (46) sliding connection, the top of kelly (46) is fixed with three (47) springs, the one end that kelly (46) were kept away from in three (47) springs is fixed on the inner wall of protection casing (6), the left side of kelly (46) articulates there is branch (48), the one end that kelly (46) were kept away from in branch (48) articulates the right side at L type pole (49), L type pole (49) slidable mounting is on the inner wall of protection casing (6).
7. The internal impact excitation type electronic detonator applicable to cold districts as claimed in claim 4, wherein: the top of the sliding rod (32) is provided with a clamping groove.
8. The internal impact excitation type electronic detonator applicable to cold districts as claimed in claim 1, wherein: the bottom of the conduction plate (23) is kept in a fit state with the top of the medicine head (5).
9. The internal impact excitation type electronic detonator applicable to cold districts as claimed in claim 1, wherein: the conduction plate (23) is provided with a through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211268447.8A CN115451763A (en) | 2022-10-17 | 2022-10-17 | Internal impact excitation type electronic detonator suitable for cold area |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211268447.8A CN115451763A (en) | 2022-10-17 | 2022-10-17 | Internal impact excitation type electronic detonator suitable for cold area |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115451763A true CN115451763A (en) | 2022-12-09 |
Family
ID=84309940
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211268447.8A Pending CN115451763A (en) | 2022-10-17 | 2022-10-17 | Internal impact excitation type electronic detonator suitable for cold area |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115451763A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2000060304A1 (en) * | 1999-04-06 | 2000-10-12 | Eg & G, Inc. | A disarmable firing module |
| CN111283917A (en) * | 2020-02-19 | 2020-06-16 | 深圳市万城科技有限公司 | Anti-blocking type plastics crushing equipment convenient to unloading |
| CN210808062U (en) * | 2019-10-15 | 2020-06-19 | 山东北华环保股份有限公司 | Water-gas distribution box |
| CN113233694A (en) * | 2021-01-14 | 2021-08-10 | 胡厚军 | Membrane bioreaction sewage treatment method based on environmental protection engineering |
| CN216253707U (en) * | 2021-11-18 | 2022-04-08 | 深圳维思加通信技术有限公司 | Wireless communication intelligent control cabinet with rain-proof water function |
| CN216845916U (en) * | 2022-03-08 | 2022-06-28 | 新疆安能爆破工程有限公司 | Heating type protective sleeve for heat preservation of electronic detonator initiator in alpine region |
| CN217475480U (en) * | 2022-03-17 | 2022-09-23 | 昆山市盛嘉岳精密科技有限公司 | Automatic clear CNC processing milling machine |
-
2022
- 2022-10-17 CN CN202211268447.8A patent/CN115451763A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2000060304A1 (en) * | 1999-04-06 | 2000-10-12 | Eg & G, Inc. | A disarmable firing module |
| CN210808062U (en) * | 2019-10-15 | 2020-06-19 | 山东北华环保股份有限公司 | Water-gas distribution box |
| CN111283917A (en) * | 2020-02-19 | 2020-06-16 | 深圳市万城科技有限公司 | Anti-blocking type plastics crushing equipment convenient to unloading |
| CN113233694A (en) * | 2021-01-14 | 2021-08-10 | 胡厚军 | Membrane bioreaction sewage treatment method based on environmental protection engineering |
| CN216253707U (en) * | 2021-11-18 | 2022-04-08 | 深圳维思加通信技术有限公司 | Wireless communication intelligent control cabinet with rain-proof water function |
| CN216845916U (en) * | 2022-03-08 | 2022-06-28 | 新疆安能爆破工程有限公司 | Heating type protective sleeve for heat preservation of electronic detonator initiator in alpine region |
| CN217475480U (en) * | 2022-03-17 | 2022-09-23 | 昆山市盛嘉岳精密科技有限公司 | Automatic clear CNC processing milling machine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8881637B2 (en) | Door lock access control component mounting | |
| CN115451763A (en) | Internal impact excitation type electronic detonator suitable for cold area | |
| CN110301751A (en) | A kind of multifunctional intellectual electric heating tea table | |
| CN104159439A (en) | Outdoor cabinet with automatic cooling function | |
| CN215898290U (en) | High drying-machine controller of security | |
| CN111964136A (en) | Electric heater with simple structure | |
| CN208570074U (en) | A kind of LED display driving device | |
| CN208093389U (en) | A kind of embedded intelligence switch | |
| CN213782677U (en) | Automatic heat dissipation distribution box equipment | |
| CN214464741U (en) | Multifunctional inflator pump | |
| CN207019555U (en) | The contactless ammunition percussion lock of current vortex | |
| CN210747954U (en) | Warm tea table of multi-functional intelligent electricity | |
| CN208514435U (en) | A kind of electric heating trigger type nailing device | |
| CN207762957U (en) | A kind of arc ignition rifle | |
| CN210173470U (en) | Integrated nail fixer | |
| CN111895479A (en) | Multifunctional electric heater | |
| CN208518936U (en) | A kind of blower Anti-theft motor mounting base | |
| CN208822459U (en) | Household electrical appliance | |
| CN207217404U (en) | A kind of compressor overload protector | |
| CN217821506U (en) | Novel electromechanical device's heat dissipation protection device | |
| CN2038284U (en) | Auto-jump type plug of power supply when overheated | |
| CN109866179A (en) | Nail shooting and integrated nail fixing device | |
| CN205784844U (en) | A kind of electric shock sends out launcher | |
| CN218849183U (en) | Explosion-proof and pressure-sensitive resistor | |
| CN216772280U (en) | High-power intelligent glass temperature controller |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20221209 |