Electronic fuse protection device

Abstract

The utility model relates to the technical field of electronic fuses, and provides an electronic fuse protection device which comprises a shell, a fixing rod and a fixing plate, a notch is formed in the inner surface of the shell, an electronic detonator is movably embedded in the inner surface of the notch, and the outer surface of the fixing rod is fixedly connected with the fixing plate. The side, close to the fixing plate, of the fixing rod is movably sleeved with a lock sleeve, a hemispherical block is fixedly connected to the bottom of the fixing rod, two first limiting grooves are formed in the inner wall of the notch, second limiting grooves are formed in the inner walls of the two first limiting grooves, first springs are fixedly connected to the inner walls of the two second limiting grooves, and the first springs are fixedly connected to the inner walls of the first limiting grooves. According to the electronic fuse protection device, excessive bolts do not need to be disassembled, maintenance is convenient, the maintenance efficiency is improved, meanwhile, heat released by the electronic detonator can flow to the outside of the rotating plate through the multiple air holes, the temperature of the electronic detonator is lowered, the service life of internal components is prolonged, and normal work of an electronic lead is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of electronic fuzes, in particular to an electronic fuze protection device. Background Art

[0002] The function of the electronic fuze protection device is to ensure that the electronic fuze is in a safe and stable state during operation, to avoid damage to the equipment caused by external environmental factors or internal circuit problems, thereby extending the service life of the equipment and improving the reliability of the equipment.

[0003] In the prior art, such as the Chinese patent number: CN219841863U, "an electronic fuze protection device", includes a protective shell, a buffer barrel is arranged at the bottom of the inner cavity of the protective shell, a slide groove is opened on the inner wall of the buffer barrel, a buffer pad is arranged at the bottom of the inner cavity of the buffer barrel, a placement plate is arranged on the top of the buffer pad, a fuze device is arranged on the top of the placement plate, metal wires are arranged on both sides of the fuze device, and buffer components with the same structure are also arranged on both sides of the fuze device. The buffer component includes a fixed seat, and the outer wall of the circumference of the connecting rod is sleeved with a buffer frame 1 and a buffer frame 2 with the same structure, which can effectively isolate and adsorb various interference signals, and the metal wire can be used to guide static electricity into the ground through the conductive metal column, effectively reducing external interference and the influence of static electricity on the electronic fuze, and improving the safety and stability of the electronic fuze; when encountering bumps or external impacts during transportation and use, it can be used with the buffer pad to buffer and reduce shock to avoid damage to the fuze device caused by external force.

[0004] Although the above scheme has the above advantages, the disadvantage of the above scheme is that if the electronic lead has an abnormality during use and cannot work, it needs to be inspected and maintained immediately. However, when inspecting the electronic lead, the above scheme needs to remove too many bolts, which reduces the inspection efficiency and delays the use of the electronic lead. At the same time, for electronic leads used in high altitudes, they usually contain various electronic components. These components will generate a certain amount of heat when working. If the heat cannot be effectively dissipated, the high temperature may damage these components and affect the normal operation of the electronic lead. Utility Model Content

[0005] The purpose of the utility model is to solve the problem in the prior art that when an electronic lead becomes abnormal during use and fails to work, it needs to be immediately inspected and maintained. However, when inspecting the electronic lead, the above scheme needs to remove too many bolts, which reduces the inspection efficiency and delays the use of the electronic lead. At the same time, the electronic lead used in the high altitude usually contains various electronic components, which will generate a certain amount of heat when working. If the heat cannot be effectively dissipated, the high temperature may damage these components and affect the normal operation of the electronic lead.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: an electronic fuze protection device, comprising: a shell, the inner surface of the shell is provided with a notch, the inner surface of the notch is movably embedded with an electronic detonator, and also includes: a fixing rod, the outer surface of the fixing rod is fixedly connected with a fixing plate, a locking sleeve is movably sleeved on a side of the fixing rod close to the fixing plate, a hemispherical block is fixedly connected to the bottom of the fixing rod, the inner wall of the notch is provided with two limit grooves 1, the inner walls of the two limit grooves 1 are provided with limit grooves 2, the inner walls of the two limit grooves 2 are both fixedly connected with springs 1, the outer surfaces of the two springs 1 are both fixedly connected with circular plates, and the inner surfaces of the limit grooves 1 are both movably embedded with limit rods, so that the electronic fuze protection device does not need to remove too many bolts, which is convenient for maintenance.

[0007] As a preferred implementation, a slide groove is provided at the bottom of the housing, and a plurality of slide rods are movably embedded in the inner surface of the slide groove, thereby increasing the service life of the internal components.

[0008] As a preferred embodiment, the fixing rod is fixedly connected to the bottom of the electronic detonator, and the two circular plates are movably embedded in the inner surfaces of the two limiting grooves 2. The limiting grooves 2 can limit the movement trajectory of the circular plates and avoid derailment of the circular plates.

[0009] As a preferred embodiment, the outer surfaces of the two limit rods are fixedly connected with a clamping block, and the two springs 1 are movably embedded in the inner surfaces of the two limit grooves 2. Spring 1 can provide power for the circular plate to move in the opposite direction on the inner surface of the limit groove 2.

[0010] As a preferred embodiment, a protective shell is threadedly connected to the outer surface of the shell, and the protective shell can prevent dust from entering the electronic detonator.

[0011] As a preferred embodiment, the bottoms of the plurality of sliding rods are fixedly connected to a rotating plate, and the outer surface of the rotating plate is fixedly connected to a plurality of fan blades, which can provide power for the rotation of the rotating plate.

[0012] As a preferred embodiment, a plurality of air holes are provided on the outer surface of the rotating plate, and the air holes can remove the heat released by the electronic detonator.

[0013] As a preferred embodiment, a damper is fixedly connected to the top center of the rotating plate, and a working plate is fixedly connected to the top of the damper. The damper can provide power for the reverse movement of the hemispherical block.

[0014] Compared with the prior art, the advantages and positive effects of the utility model are:

[0015] 1. In the utility model, when the electronic fuze needs to be repaired, the protective shell is manually rotated to separate the protective shell from the outer shell, and then the electronic detonator is manually pressed to move the electronic detonator on the inner surface of the slot, and the electronic detonator drives the fixing plate to move downward through the fixing rod, and the fixing plate pushes the locking sleeve to make the two clamping blocks move toward the inside of the two limiting grooves 1 and 2 along the lower inclined surface of the locking sleeve, and finally the two limiting rods are retracted to a part of the inside of the limiting groove 1, and the two circular plates move inside the two limiting grooves 2, and the two circular plates squeeze the two springs 1, so that the two springs 1 have elastic potential energy, and as the fixing rod moves downward, the hemispherical block squeezes the working plate, so that The working plate squeezes the damper, so that the damper has elastic potential energy. When the two blocks move to the side of the locking sleeve close to the upper part, the two springs release the elastic potential energy for a while, so that the two blocks are stuck on the upper surface of the locking sleeve, and the locking sleeve and the hemispherical block form a whole, and the diameter of the locking sleeve is equal to the diameter of the hemispherical block. At this time, the damper releases the elastic potential energy, so that the hemispherical block drives the fixing rod to move upward. At this time, the two blocks first move on the upper surface of the locking sleeve, and then move to the bottom of the hemispherical block. Finally, the hemispherical block and the fixing rod drive the electronic detonator to move out of the slot, so that the electronic fuze protection device does not need to remove too many bolts, which is convenient for maintenance and improves maintenance efficiency.

[0016] 2. In the utility model, when the electronic fuse protection device at high altitude needs to dissipate heat in the working state, the wind will apply kinetic energy to the multiple blades, so that the multiple blades drive the rotating plate to rotate, and the rotating plate drives the multiple slide bars to rotate on the inner surface of the slide groove. When the multiple blades rotate, the airflow beside the rotating plate is accelerated, so that a slightly low pressure state is formed beside the rotating plate, causing the heat released by the electronic detonator to flow to the outside of the rotating plate through the multiple air holes, thereby reducing the temperature of the electronic detonator, increasing the service life of internal components, and ensuring the normal operation of the electronic lead. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 A schematic diagram of the main structure of an electronic fuze protection device provided by the utility model;

[0018] Figure 2 A schematic diagram of the internal structure of a shell of an electronic fuze protection device provided by the utility model;

[0019] Figure 3 A schematic diagram of the explosion structure of an electronic fuze protection device provided by the utility model;

[0020] Figure 4 The utility model provides an electronic fuze protection device Figure 2 Schematic diagram of the enlarged structure at point A in the middle.

[0021] Legend:

[0022] 1. Shell; 2. Notch; 3. Electronic detonator; 4. Fixing rod; 5. Fixing plate; 6. Locking sleeve; 7. Hemispherical block; 8. Limiting groove 2; 9. Spring 1; 10. Round plate; 11. Limiting rod; 12. Limiting groove 1; 13. Block; 14. Slide groove; 15. Slide rod; 16. Rotating plate; 17. Air vent; 18. Fan blade; 19. Working plate; 20. Protective shell; 21. Damper. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] See also Figure 1-4 The utility model provides a technical solution: an electronic fuze protection device, comprising: a shell 1, a notch 2 is provided on the inner surface of the shell 1, an electronic detonator 3 is movably embedded in the inner surface of the notch 2, and also comprising: a fixing rod 4, a fixing plate 5 is fixedly connected to the outer surface of the fixing rod 4, a locking sleeve 6 is movably sleeved on the side of the fixing rod 4 close to the fixing plate 5, a hemispherical block 7 is fixedly connected to the bottom of the fixing rod 4, two limiting grooves 12 are provided on the inner wall of the notch 2, limiting grooves 2 8 are provided on the inner walls of the two limiting grooves 12, springs 19 are fixedly connected to the inner walls of the two limiting grooves 28, circular plates 10 are fixedly connected to the outer surfaces of the two springs 9, and limiting rods 11 are movably embedded in the inner surfaces of the limiting grooves 12, so that the electronic fuze protection device does not need to remove too many bolts, which is convenient for maintenance and improves maintenance efficiency.

[0025] like Figure 1-4 As shown, a slide groove 14 is provided at the bottom of the housing 1, and a plurality of slide bars 15 are movably embedded in the inner surface of the slide groove 14, thereby increasing the service life of the internal components and ensuring the normal operation of the electronic leads.

[0026] like Figure 1-4 As shown, the fixing rod 4 is fixedly connected to the bottom of the electronic detonator 3, and the two circular plates 10 are movably embedded in the inner surfaces of the two limiting grooves 8. The limiting grooves 8 can limit the movement trajectory of the circular plates 10, thereby avoiding the derailment of the circular plates 10 and affecting the use of the equipment.

[0027] like Figure 1-4 As shown, the outer surfaces of the two limit rods 11 are fixedly connected with a clamping block 13, and two springs 19 are movably embedded in the inner surfaces of the two limit grooves 8. The springs 19 can provide power for the circular plate 10 to move in the reverse direction on the inner surface of the limit groove 8, so that the circular plate 10 moves in the reverse direction.

[0028] like Figure 1-4 As shown, a protective shell 20 is threadedly connected to the outer surface of the housing 1 , and the protective shell 20 can prevent dust from entering the electronic detonator 3 , thereby increasing the service life of the electronic detonator 3 .

[0029] like Figure 1-4 As shown, a rotating plate 16 is fixedly connected to the bottom of the plurality of slide bars 15 , and a plurality of fan blades 18 are fixedly connected to the outer surface of the rotating plate 16 . The fan blades 18 can provide power for the rotation of the rotating plate 16 , so that the rotating plate 16 rotates.

[0030] like Figure 1-4 As shown, a plurality of air holes 17 are provided on the outer surface of the rotating plate 16. The air holes 17 can remove the heat released by the electronic detonator 3, thereby increasing the service life of the internal components of the electronic fuze protection device.

[0031] like Figure 1-4 As shown, a damper 21 is fixedly connected to the top center of the rotating plate 16, and a working plate 19 is fixedly connected to the top of the damper 21. The damper 21 can provide power for the reverse movement of the hemispherical block 7, so that the hemispherical block 7 moves in the reverse direction.

[0032] Working principle: This device is an electronic fuse protection device. When the electronic fuse needs to be repaired, the protective shell 20 is manually rotated to make the protective shell 20 leave the outer shell 1, and then the electronic detonator 3 is manually pressed to make the electronic detonator 3 move on the inner surface of the slot 2. The electronic detonator 3 drives the fixing plate 5 to move downward through the fixing rod 4, and the fixing plate 5 pushes the locking sleeve 6, so that the two blocks 13 move along the lower side of the locking sleeve 6 to the inside of the two limit slots 12 and the limit slot 2 8, and finally the two limit rods 11 are retracted to the inside of the limit slot 12. As a part of the locking sleeve 6, the two circular plates 10 move inside the two limiting grooves 8, and the two circular plates 10 squeeze the two springs 9, so that the two springs 9 have elastic potential energy. As the fixing rod 4 moves downward, the hemispherical block 7 squeezes the working plate 19, so that the working plate 19 squeezes the damper 21, so that the damper 21 has elastic potential energy. When the two clamping blocks 13 move to the side close to the upper part of the locking sleeve 6, the two springs 9 will release the elastic potential energy, so that the two clamping blocks 13 are stuck on the upper surface of the locking sleeve 6, and the locking sleeve 6 and the hemispherical block 7 form a whole. , and the diameter of the locking sleeve 6 is equal to the diameter of the hemispherical block 7. At this time, the damper 21 releases the elastic potential energy, so that the hemispherical block 7 drives the fixing rod 4 to move upward. At this time, the two clamping blocks 13 first move on the upper surface of the locking sleeve 6, and then move to the bottom of the hemispherical block 7. Finally, the hemispherical block 7 and the fixing rod 4 drive the electronic detonator 3 to move out of the slot 2, so that the electronic fuze protection device does not need to remove too many bolts, which is convenient for maintenance and improves the maintenance efficiency. When the electronic fuze protection device in the high altitude needs to dissipate heat in the working state, the wind will The blades 18 apply kinetic energy, so that the multiple fan blades 18 drive the rotating plate 16 to rotate, and the rotating plate 16 drives the multiple slide bars 15 to rotate on the inner surface of the slide groove 14. When the multiple fan blades 18 rotate, the airflow next to the rotating plate 16 is accelerated, so that a slightly low pressure state is formed next to the rotating plate 16, causing the heat released by the electronic detonator 3 to flow to the outside of the rotating plate 16 through the multiple air holes 17, thereby reducing the temperature of the electronic detonator 3, increasing the service life of internal components, and ensuring the normal operation of the electronic lead.

[0033] The above description is only a preferred embodiment of the present invention and does not limit the present invention in other forms. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes and apply it to other fields. However, any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the present invention without departing from the content of the technical solution of the present invention still falls within the protection scope of the technical solution of the present invention.

Claims

1. An electronic fuze protection device, characterized in that: include: The invention relates to a shell (1), wherein a notch (2) is provided on the inner surface of the shell (1), and an electronic detonator (3) is movably embedded in the inner surface of the notch (2), and further comprising: a fixing rod (4), wherein the outer surface of the fixing rod (4) is fixedly connected to a fixing plate (5), a locking sleeve (6) is movably sleeved on a side of the fixing rod (4) close to the fixing plate (5), and a hemispherical block (7) is fixedly connected to the bottom of the fixing rod (4), and two limiting grooves (12) are provided on the inner wall of the notch (2), and limiting grooves (8) are provided on the inner walls of the two limiting grooves (12), and springs (9) are fixedly connected to the inner walls of the two limiting grooves (8), and circular plates (10) are fixedly connected to the outer surfaces of the two springs (9), and limiting rods (11) are movably embedded in the inner surfaces of the limiting grooves (12).

2. An electronic fuze protection device according to claim 1, characterized in that: A slide groove (14) is provided at the bottom of the housing (1), and a plurality of slide rods (15) are movably embedded in the inner surface of the slide groove (14).

3. An electronic fuze protection device according to claim 1, characterized in that: The fixing rod (4) is fixedly connected to the bottom of the electronic detonator (3), and the two circular plates (10) are movably embedded in the inner surfaces of the two limiting grooves (8).

4. The electronic fuze protection device according to claim 1, characterized in that: The outer surfaces of the two limiting rods (11) are fixedly connected with a clamping block (13), and the two springs (9) are movably embedded in the inner surfaces of the two limiting grooves (8).

5. The electronic fuze protection device according to claim 1, characterized in that: A protective shell (20) is threadedly connected to the outer surface of the housing (1).

6. An electronic fuze protection device according to claim 2, characterized in that: The bottoms of the plurality of sliding rods (15) are fixedly connected to a rotating plate (16), and the outer surface of the rotating plate (16) is fixedly connected to a plurality of fan blades (18).

7. An electronic fuze protection device according to claim 6, characterized in that: The outer surface of the rotating plate (16) is provided with a plurality of air holes (17).

8. An electronic fuze protection device according to claim 6, characterized in that: A damper (21) is fixedly connected to the center of the top of the rotating plate (16), and a working plate (19) is fixedly connected to the top of the damper (21).

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