CN216558560U - Take subassembly that fires of energy storage - Google Patents

Abstract

The utility model relates to an ignition assembly with energy storage, which comprises a shell, wherein a capacitor, two electrodes and two electrode bridges correspondingly provided with the two electrodes are packaged in the shell, the two electrodes and the left ends of the electrode bridges penetrate out of the left end of the shell, heating elements with two ends correspondingly connected with the two electrodes are arranged between the two electrodes at the ends, the capacitor is arranged on the electrode bridges and can be electrically connected with the two electrodes, the right end of the shell is provided with two capacitor pins connected with the capacitor and two bridge pins connected with the right end of the electrode on the electrode bridge, which are used for connecting a PCB (printed circuit board), and the left end of the shell is also provided with a fixing block which is wrapped outside the electrode bridges and used for fixing the electrode bridges. The utility model discloses a pack energy storage component and subassembly of starting a fire together, the production of the follow-up initiating explosive device product of being convenient for can also satisfy different technologies of using medicine.

Description

Take subassembly that fires of energy storage

Technical Field

The utility model relates to civil initiating explosive devices, in particular to an ignition assembly with an energy storage function.

Background

The application of the ignition element in the electronic detonator industry is many, the existing ignition elements are various in variety, the respective advantages are different, and the quality of the whole electronic detonator is directly influenced by whether the ignition is accurate and effective. The ignition of the electronic detonator is to supply electric energy to the ignition element by the energy storage capacitor, so that the ignition element can complete the ignition action according to the set program requirement, and the key influencing the ignition stability is the heating wire and the energy storage element for supplying power. The existing ignition elements generally only have a single ignition function, and are matched with other energy storage elements in practical application and are independently arranged on a circuit board, the requirements of the ignition elements on energy supply are particularly high, the related production process conditions are also severe, and under the condition that the inner diameter size of a detonator is limited, when an electrolytic capacitor with larger capacity and more economy is used, because the electrolytic capacitor is larger in size and is not suitable for being placed in the middle of a PCB (printed circuit board), more production links can be avoided due to the fact that the ignition elements and the energy storage capacitor cannot be arranged in a 'head-to-tail' mode, so that more uncertainties are brought, the stability of a final product is influenced, under the limitation of the size and the structural layout, the production process is dispersed, points needing to be controlled are more, the product is not integrated enough, and the quality is difficult to be effectively controlled. Meanwhile, the capacitor for storing energy is also easily influenced by the production process, for example, leakage current is increased, so that ignition failure is caused, and the electronic detonator produced by the conventional ignition element only adopts a single medicine dipping process or a medicine filling process, so that the electronic detonator is not flexible enough and cannot meet various requirements.

SUMMERY OF THE UTILITY MODEL

Aiming at the existing defects, the utility model provides an ignition assembly with energy storage function.

The technical scheme adopted by the utility model for solving the technical problem is as follows: the utility model provides a take subassembly that fires of energy storage, includes the casing, it has electric capacity, two electrodes, corresponds two electrode testing bridges of installing two electrodes to encapsulate in the casing, two the left end of electrode and electrode testing bridge is all worn out from the left end of casing to be provided with the heating element that both ends correspond and be connected with two electrodes between two electrodes of this end, electric capacity installs on the electrode testing bridge and can with two electrode electric connection, the right-hand member of casing is provided with two electric capacity stitches that are connected with electric capacity and two testing bridge stitches that are connected with the electrode right-hand member on the electrode testing bridge that are used for connecting the PCB board, the left end of casing still is provided with the fixed block that the parcel is used for fixed electrode testing bridge outside the electrode testing bridge.

Preferably, the electrode bridge is in a U-shaped structure, and the capacitor is installed in a U-shaped opening of the U-shaped structure of the electrode bridge.

Preferably, the electrode bridge is a sheet having a thickness of 0.1-0.5 mm.

Preferably, the heating element is an alloy heating wire or an ignition resistor.

Preferably, the alloy heating wire is a heating wire with the diameter of 0.01-0.05 mm.

Preferably, the diameter of the left end of the shell is larger than that of the right end of the shell, and a left-inclined bevel structure is inverted at the left end.

Preferably, the outer wall of the shell is provided with a plurality of grooves at intervals.

Preferably, the fixing block is provided with a clamping groove for correspondingly clamping and fixing the two electrode bridges.

Preferably, the fixing block is provided with a bayonet, a medicine cup for filling powder is clamped in the bayonet, the medicine cup is of a cylindrical structure, and the lower end of the inner wall of the medicine cup is provided with a clamping hook which can be matched and clamped with the bayonet.

Preferably, the capacitor is a solid or liquid electrolytic capacitor.

The utility model has the beneficial effects that: the utility model encapsulates the energy storage element (capacitor for storing energy) and the ignition element (heating element for ignition) together to form a whole, the energy storage element is encapsulated and protected, and can not be influenced by the subsequent production process of the electronic detonator control module, and can be directly applied to the control module, thereby ensuring the stability of energy supply, reducing the process for manufacturing the electronic detonator control module, facilitating the production, avoiding the problem of unstable quality caused by the influence of the production process on the capacitor, ensuring the consistency and stability of product quality, and simultaneously, the capacitor and the heating element can be matched with the heating elements with different resistance values and the capacitors with different voltage capacity parameters through calculation and test, ensuring the best matching, improving the ignition validity, and realizing the medicine application process without using the arranged fixed block, and various requirements are met.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a schematic cross-sectional view of an embodiment of the present invention;

FIG. 3 is an exploded view of an embodiment of the present invention;

FIG. 4 is a schematic view of the embodiment of the present invention after the medicine cup is installed;

FIG. 5 is a schematic cross-sectional view of a medicine cup according to an embodiment of the present invention;

part names and serial numbers in the figure: 1-shell 10-groove 2-capacitor 20-capacitor pin 3-motor bridge 30-bridge pin 4-heating element 5-fixed block 50-card slot 51-card slot 6-medicine cup 60-card hook.

Detailed Description

To more clearly illustrate the objects, technical solutions and advantages of the embodiments of the present invention, the present invention will be further described in detail with reference to the accompanying drawings and embodiments, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without inventive step, are within the scope of the present invention. In addition, directional terms used in the present invention, such as "upper", "lower", "front", "rear", "left", "right", "inner", "outer", etc., refer to directions only as shown in the attached drawings, and are used for better and clearer explanation and understanding of the present invention, and do not indicate or imply orientation which the present invention must have, and thus, should not be construed as limiting the present invention.

The embodiment of the utility model is shown in figures 1 to 5, and the ignition assembly with energy storage comprises a shell 1, wherein the shell 1 is made of an insulating plastic material, so that the components in the shell 1 can be well insulated and protected, a capacitor 2, two electrodes and two electrode bridges 3 correspondingly provided with the two electrodes are encapsulated in the shell 1, the electrodes and the electrode bridges 3 are integrated into a whole, the electrodes are exposed only at the positions where the electrodes need to be exposed, the shell 1 wraps and encapsulates the electrode bridges 3, the electrodes and the capacitor 2 are well insulated and protected, the connection with a control module in the subsequent production of electronic detonators is facilitated, the capacitor 2 is encapsulated by the shell 1 as an energy storage element, the capacitor 2 is a solid or liquid electrolytic capacitor at the moment, the left ends of the two electrodes and the electrode bridges 3 penetrate out from the left end of the shell 1, and there is heating element 4 whose two ends are connected with two electrodes correspondingly between the two electrodes at the end, namely after the casing 1 encapsulates the electrodes, the electrode bridge 3 and the capacitor 2, the left ends of the electrodes and the electrode bridge 3 are exposed outside through the left end of the casing 1, the two electrodes exposed outside are used as the positive and negative electrodes of the power supply to connect the heating element 4, that is, one end of the heating element 4 is connected with one electrode, the other end is connected with the other electrode, when in use, the two electrodes clamp the two ends of the heating element 4, the heating element 4 can be an alloy heating wire or a firing resistor, which can meet the use requirements of a single PCB board in different scenes, when the heating element 4 is an alloy heating wire, the alloy heating wire is preferably a heating wire with a diameter of 0.01-0.05mm, the capacitor 2 is installed on the electrode bridge 3 and can be electrically connected with the two electrodes, the right end of the shell 1 is provided with two capacitor pins 20 connected with a capacitor 2 and two bridge pins 30 connected with the right end of an electrode on an electrode bridge 3, the two capacitor pins 20 and the two bridge pins 30 are respectively arranged at the two ends of the shell 1 with a heating element 4, at the right end of the shell 1, the capacitor pins 20 penetrate through the shell 1 to be connected with the two poles of the capacitor 2 packaged in the shell 1, the bridge pins 30 penetrate through the shell 1 to be connected with the right end of the electrode packaged in the shell 1, then the bridge pins 30 and the capacitor pins 20 are used for being connected with a PCB of a control module in an electronic detonator, the capacitor 2 and the electrode form an electrical connection, at the moment, according to the different positions of the capacitor pins 20 and the bridge pins 30, a welding mode different from that of the PCB is adopted, when the capacitor pins 20 and the bridge pins 30 are arranged side by side on the same plane, the capacitor pin 20 and the bridge pin 30 can be connected with a PCB in a single-side welding mode, when the capacitor pin and the bridge pin are positioned on different planes, the pins can clamp the PCB to form double-side welding connection with the PCB, after the ignition assembly is welded on the PCB, when the built-in capacitor 2 is fully charged in work, current is conducted to two ends of the heating element 4 through electrodes on the two electrode bridges 3, the heating element 4 works, and the heating is instantly generated to trigger gunpowder on the element to ignite. The left end of the shell 1 is also provided with a fixing block 5 which is wrapped on the electrode bridge 3 and used for fixing the electrode bridge 3, on one hand, the fixing block 5 is used for fixing the electrode bridge 3 on the shell 1, on the other hand, the fixing block 5 can be set into a corresponding structure according to different medication modes, multiple medication modes can be realized on the same product, the use is convenient, meanwhile, the fixing block 5 is located at the position close to the heating element 4, and the fixing block 5 is made of high-temperature-resistant resin and wrapped on the electrode bridge 3. Therefore, the energy storage element (capacitor for storing energy) and the ignition element (heating element for igniting) are packaged together to form a whole, the energy storage element is packaged and protected and cannot be influenced by the subsequent production process of the electronic detonator control module, the energy storage element can be directly applied to the control module, the stability of energy supply is ensured, the process for manufacturing the electronic detonator control module is reduced, the production is convenient, the problem that the quality of the capacitor is unstable due to the influence of the production process is avoided, the consistency and the stability of the product quality are ensured, meanwhile, the capacitor 2 and the heating element 4 can be well matched with the heating element 4 with different resistance values and the capacitor 2 with different voltage capacity parameters through calculation and test, the optimal matching is ensured, the ignition effectiveness is improved, and meanwhile, the unused medication process is realized through the arranged fixing block 5, and various requirements are met.

In a further improvement, as shown in fig. 2, the electrode bridge 3 is in a U-shaped structure, and the capacitor 2 is installed in a U-shaped opening of the U-shaped structure of the electrode bridge 3, so that the position of the capacitor 2 in the housing 1 is fixed, the capacitor is prevented from sliding in the housing 1, and the stability of the performance of the product is ensured. The electrode bridge 3 is a sheet with the thickness of 0.1-0.5mm, has a sheet structure and a large surface area, is convenient for installing the capacitor 2 on the electrode bridge, and can also reduce the caliber of the shell 1 and facilitate the miniaturization of the ignition assembly.

In a further improvement, as shown in fig. 1 to 4, the diameter of the left end of the housing 1 is larger than that of the right end, and an inclined angle structure inclined to the left is inverted at the left end, that is, the left end of the housing 1 is larger than that of the right end, the right end is smaller, the cross section of the housing 1 is in an inverted T-shaped structure, and the inclined angle structure at the left end plays a role in guiding when the detonator shell is assembled. The outer wall of the shell 1 is provided with a plurality of grooves 10 at intervals, the grooves 10 are used for enhancing the adhesive force of the whole sealing glue after the whole sealing glue is connected with the control module, and the grooves can be arranged along the circumferential direction or the axial direction of the shell 1, or can be arranged along the circumferential direction for a circle or a section of grooves arranged along the circumferential direction.

In a further improvement, as shown in fig. 1, the fixing block 5 is provided with a clamping groove 50 for correspondingly clamping and fixing the two electrode bridges 3, so that the structure is simple and convenient to connect, and the clamping grooves 50 are arranged at two opposite ends of the fixing block 5.

Further improvement, as shown in fig. 1, fig. 3, fig. 4 and fig. 5, be provided with bayonet 51 on the fixed block 5, bayonet 51 interior joint has the medicine cup 6 that is used for filling powder, medicine cup 6 becomes the tube-shaped structure and is provided with the trip 60 that can match the block with bayonet 51 at the lower extreme of medicine cup 6 inner wall, has just so connected medicine cup 6 on fixed block 5, just changes traditional medicine dipping technology ignition and ignites for the technology of drenching medicine, and medicine cup 6 becomes the tube-shaped and just can make the electrode stretch into medicine cup 6, and medicine cup 6 and fixed block 5 pass through block structural connection, make things convenient for the dismouting, just installs medicine cup 6 when needing the technology of drenching medicine, just takes off the medicine cup when adopting traditional medicine dipping technology, very big improvement the uniformity and the commonality of production.

It will be understood that modifications and variations can be made by persons skilled in the art in light of the above teachings and all such modifications and variations are intended to be included within the scope of the utility model as defined in the appended claims.

Claims (10)

1. An subassembly that fires of area energy storage which characterized in that: the capacitor comprises a shell, the shell is internally packaged with a capacitor, two electrodes and two electrode bridges correspondingly provided with the two electrodes, the left ends of the electrodes and the electrode bridges penetrate out from the left end of the shell, heating elements with two ends corresponding to the two electrodes are arranged between the two electrodes at the left ends, the capacitor is installed on the electrode bridges and can be electrically connected with the two electrodes, the right end of the shell is provided with two capacitor pins which are used for connecting a PCB (printed circuit board) and connected with the capacitor and two bridge pins which are connected with the right end of the electrode on the electrode bridge, and the left end of the shell is also provided with a fixing block which is wrapped outside the electrode bridge and used for fixing the electrode bridge.

2. The ignition assembly with energy storage of claim 1, wherein the electrode bridge is U-shaped, and the capacitor is installed in a U-shaped opening of the U-shaped electrode bridge.

3. The ignition assembly with energy storage of claim 1, wherein the electrode bridge is a sheet having a thickness of 0.1-0.5 mm.

4. The ignition assembly with the energy storage function as claimed in claim 1, wherein the heating element is an alloy heating wire or an ignition resistor.

5. The ignition assembly with energy storage function of claim 4, wherein the alloy heating wire is a heating wire with a diameter of 0.01-0.05 mm.

6. The ignition assembly with energy storage function of claim 1, wherein the left end of the housing has a larger diameter than the right end, and the left end is inverted with a bevel structure inclined to the left.

7. An ignition assembly with energy storage function as defined in claim 1, wherein the outer wall of the casing is provided with a plurality of grooves at intervals.

8. The ignition assembly with the energy storage function as claimed in claim 1, wherein the fixing block is provided with a clamping groove for correspondingly clamping and fixing the two electrode bridges.

9. The ignition assembly with the energy storage function as claimed in claim 1, wherein a bayonet is arranged on the fixing block, a medicine cup for filling powder is clamped in the bayonet, the medicine cup is in a cylindrical structure, and a clamping hook capable of being matched and clamped with the bayonet is arranged at the lower end of the inner wall of the medicine cup.

10. The ignition assembly with energy storage function of claim 1, wherein the capacitor is a solid or liquid electrolytic capacitor.

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