Universal releasing and pulling dual-purpose trigger fuse device

Abstract

The utility model relates to the technical field of advanced manufacturing and automation, and discloses a universal releasing and pulling dual-purpose trigger fuse device, which comprises a fuse body, a connecting lug is arranged on the outer wall of the fuse body, a trip wire structure is arranged at the top of the fuse body, the trip wire structure comprises a trip wire seat, a wire winding shaft is arranged in the trip wire seat, and the wire winding shaft is connected with the connecting lug. And a trip wire is wound on the wire winding shaft. By designing the trip wire structure and screwing the nut in advance, the tightness of the trip wire is adjusted, the upper safety pin has a free pulling space, then the trip wire is fixed on the trip wire pile, the protruding part of the fire pulling rod is inserted into the split fork head at the tail part of the firing pin, the split fork head is opened and clamped in the bundle hole in the fuse body, and the firing pin spring is in a compressed state, so that the trip wire is fixed on the trip wire pile. When the upper safety pin and the lower safety pin are pulled out, the fuse body can rapidly trigger an internal mechanism when a trip wire is pulled, and a mechanical device in the fuse body is activated, so that an explosion reaction is initiated.

Description

TECHNICAL FIELD

[0001] The utility model relates to advanced manufacturing and automation technical field, concretely is a general loose and pull dual -purpose trigger fuse device. BACKGROUND

[0002] Trigger fuse device is a kind of fuse using contact target to control firing, also called "impact fuse" or "percussion fuse".It realizes self-action by external condition (such as touch, illumination etc.), to turn on or turn off the device of predetermined purpose.The main function of trigger fuse is to detonate immediately after fuse contact target, usually without delay time or only very short reaction time.

[0003] Trigger fuse is widely used in military defense, hunting, security alarm and other fields.In military, trigger fuse is often used in high-velocity gun and ground cannonball, such as armor-piercing projectile and lethal projectile, to ensure immediate detonation when colliding with target, and improve lethal effect.

[0004] At present, due to the limitation of trigger fuse in prior art, such as safety problem and inconvenience in use, the utility model aims at providing a more reliable and convenient general loose and pull dual-purpose trigger fuse device. UTILITY MODEL CONTENT

[0005] The utility model aims at providing a kind of general loose and pull dual-purpose trigger fuse device to solve the problems raised in the above background.

[0006] To achieve the above object, the utility model provides the following technical scheme: a kind of general loose and pull dual-purpose trigger fuse device, including fuse body, the outer wall of the fuse body is equipped with connecting lug, the top of the fuse body is equipped with tripwire structure, the tripwire structure includes a tripwire seat, the tripwire seat is equipped with winding shaft, the winding shaft is equipped with tripwire, one end of the tripwire is fixed on external tripwire stake with winding shaft, the other end is wound and finally fixed on winding shaft, one end of the winding shaft is threadedly connected with nut, the other end of the winding shaft is connected with brake wheel.

[0007] Preferably, the fuse body has an inner cavity, and a primer holder is threadedly installed at the bottom of the inner cavity, a primer groove is provided on the primer holder, and a primer is mounted on the primer groove, and a sealing plug adapted to the primer groove is installed at the bottom of the primer holder.

[0008] Preferably, the inner wall of the inner cavity is integrally connected with a stop body, the stop body is formed with a bundle hole, a pull rod is provided above the stop body, the top of the pull rod penetrates the inner cavity and extends to the outside, and is threadedly installed with the tripwire seat through a nut, and the bottom of the pull rod is a convex part.

[0009] Preferably, the inside of the inner cavity is further provided with a firing pin, the head of the firing pin is provided with a limiting block, the limiting block is installed in the inner cavity, and the tail of the firing pin is provided with a split head.

[0010] Preferably, the convex part of the pull rod is inserted into the split head of the tail of the firing pin.

[0011] Preferably, the outer part of the firing pin is sleeved with a firing pin spring, one end of the firing pin spring is fixedly connected with the limiting block, and the other end of the firing pin spring is fixedly connected with the tail of the firing pin.

[0012] Preferably, the fuze body is further provided with an upper safety pin and a lower safety pin, the head of the fuze body and the pull rod are provided with an upper safety pin hole matched with the upper safety pin, and the lower body section of the fuze body is provided with a lower safety pin hole matched with the lower safety pin.

[0013] The utility model provides a general loose and pull dual-purpose trigger fuze device.

[0014] (1), the utility model discloses a trip line structure is designed, and the trip line is fixed on the trip line stake by pre-winding the nut and adjusting the tightness of trip line, and the convex part of the pull rod is inserted into the split head of the tail of the firing pin, so that the split head is opened and clamped in the aperture in the fuze body, and the firing pin spring is in a compressed state, when the upper safety pin and the lower safety pin are pulled out, the fuze body can quickly trigger the internal mechanism when the trip line is pulled, and the mechanical device in the fuze body is activated, so that the explosion reaction is caused.

[0015] (2), the top of the fire cap is matched with the firing pin in the fuze body, when external force acts on the trip line, a series of mechanical linkages are formed, finally the firing pin fires the fire cap, and the detonation process is completed. ACCURACY

[0016] Figure 1 It is a whole structure perspective view of the utility model;

[0017] Figure 2 It is a whole structure cross section schematic view of the utility model;

[0018] Figure 3 It is the utility model Figure 2 A zoomed view of the utility model;

[0019] Figure 4 It is the utility model Figure 2 A zoomed view of the utility model.

[0020] In the figure: fuse body 11, connecting lug 12, upper safety pin 13, lower safety pin 14, stop body 21, pull pin 22, nut 23, binding hole 24, protruding part 25, limit block 26, firing pin 27, split head 28, firing pin spring 29, cap holder 210, cap 211, sealing plug 212, trip structure 3, trip holder 31, winding shaft 32, screw cap 33, brake wheel 34, trip wire 35. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present application will be apparently and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all the other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0022] Examples of the described embodiments are shown in the accompanying drawings, in which the same or similar reference numerals represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by reference to the drawings are exemplary and are intended to explain the present application, and cannot be understood as a limitation of the present application.

[0023] Embodiment one:

[0024] The preferred embodiment of the general loose and pull dual-purpose trigger fuse device provided by the present application is shown in the figure Figures 1-4 The general loose and pull dual-purpose trigger fuse device comprises a fuse body 11, the outer wall of the fuse body 11 is provided with a connecting lug 12, the top of the fuse body 11 is provided with a trip structure 3, the trip structure 3 comprises a trip holder 31, the trip holder 31 is provided with a winding shaft 32, the winding shaft 32 is provided with a trip wire 35, one end of the trip wire 35 is fixed on an external trip stake, the other end of the trip wire 35 is wound and finally fixed on the winding shaft 32, one end of the winding shaft 32 is provided with a screw cap 33, the other end of the winding shaft 32 is connected with a brake wheel 34.

[0025] In the embodiment, by designing the trip structure 3, the screw cap 33 is pre-tightened to adjust the tightness of the trip wire 35, so that the upper safety pin 13 has a space for free pulling, then the trip wire 35 is fixed on the trip stake, because the protruding part 25 of the pull pin 22 is inserted into the split head 28 at the tail of the firing pin 27, the split head 28 is opened and clamped in the binding hole 24 in the fuse body 11, the firing pin spring 29 is in a compressed state, when the upper safety pin 13 and the lower safety pin 14 are pulled out, the fuse body 11 can quickly trigger the internal mechanism when the trip wire 35 is pulled, the mechanical device in the fuse body 11 is activated, thereby causing an explosion reaction.

[0026] Embodiment two:

[0027] Please refer to Figures 1-4 And on the basis of the embodiment, further obtained: the fuze body 11 is provided with an inner cavity, and a primer seat 210 is threadedly installed at the bottom of the inner cavity, a primer groove is arranged on the primer seat 210, and a primer 211 is arranged on the primer groove, and a sealing plug 212 adapted to the primer groove is installed at the bottom of the primer seat 210; the sealing plug 212 is used to ensure that the primer 211 is isolated from the outside world, and the top of the primer 211 is matched with a firing pin 27 in the fuze body 11, so that when an external force acts on the tripwire 35, a series of mechanical linkages are formed, the firing pin 27 finally fires the primer 211, and the detonation process is completed.

[0028] The inner wall of the inner cavity is integrally connected with a stop body 21, the stop body 21 is formed with a bundle hole 24, and a pull rod 22 is arranged above the stop body 21, the top of the pull rod 22 penetrates the inner cavity and extends to the outside, the pull rod 22 is threadedly installed with a tripwire seat 31 through a nut 23, and the bottom of the pull rod 22 is a protruding part 25;

[0029] The inner cavity is further provided with the firing pin 27, the head of the firing pin 27 is provided with a limiting block 26, the limiting block 26 is installed in the inner cavity, and the tail of the firing pin 27 is provided with a crotch head 28;

[0030] The protruding part 25 of the pull rod 22 is inserted into the crotch head 28 at the tail of the firing pin 27;

[0031] The firing pin 27 is externally sleeved with a firing pin spring 29, one end of the firing pin spring 29 is fixedly connected with the limiting block 26, and the other end of the firing pin spring 29 is fixedly connected with the tail of the firing pin 27;

[0032] The fuze body 11 is further provided with an upper safety pin 13 and a lower safety pin 14, the head of the fuze body 11 and the pull rod 22 are provided with an upper safety pin hole matched with the upper safety pin 13, and the lower body section of the fuze body 11 is provided with a lower safety pin hole matched with the lower safety pin 14.

[0033] In use, the nut 33 is screwed in advance to adjust the tightness of the tripwire 35, so that the upper safety pin 13 has a free pulling space, then the tripwire 35 is fixed on the tripwire stake, and since the protruding part 25 of the pull rod 22 is inserted into the crotch head 28 at the tail of the firing pin 27, the crotch head 28 is opened and clamped in the bundle hole 24 in the fuze body 11, and the firing pin spring 29 is in a compressed state, when the upper safety pin 13 and the lower safety pin 14 are pulled out, the fuze body 11 can quickly trigger the internal mechanism when the tripwire 35 is pulled: when the tripwire 35 is pulled by a sufficient force, the pull rod 22 moves together with the firing pin 27, further compressing the firing pin spring 29, when the crotch head 28 leaves the bundle hole 24, the protruding part 25 of the pull rod 22 is pulled out of the crotch head 28, the firing pin 27 loses control, and under the action of the tension of the firing pin spring 29, the firing pin 27 hits the primer 211 and fires;

[0034] When the trip wire 35 is released or cut, the hammer 27, with the tension of the hammer spring 29, moves downward along with the cocking lever 22, and when the prong head 28 leaves the bundle hole 24, it is separated from the convex part 25 of the cocking lever 22, and the hammer 27 fires the primer 211.

[0035] Finally, it should be noted that the above only for the preferred embodiments of the present application, and is not intended to limit the present application, although the foregoing detailed description of the present application has been made with reference to the foregoing embodiments, for those skilled in the art, it still can be modified, or part of the technical features of the equivalent replacement. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application, shall be included within the scope of the present application.

Claims

1. A universal pull-release dual-purpose trigger fuze device, comprising a fuze body (11), characterized in that: The outer wall of the fuze body (11) is provided with a connecting ear (12), and the top of the fuze body (11) is provided with a trip wire structure (3), and the trip wire structure (3) includes a trip wire seat (31), a winding shaft (32) is provided in the trip wire seat (31), and a trip wire (35) is wound on the winding shaft (32), one end of the trip wire (35) and the winding shaft (32) are fixed to an external trip wire pile, and the other end is wound and finally fixed on the winding shaft (32), one end of the winding shaft (32) is threadedly connected to a nut (33), and the other end of the winding shaft (32) is connected to a brake wheel (34).

2. The universal pull-release dual-purpose trigger fuze device according to claim 1, characterized in that: The fuze body (11) has an inner cavity, and a percussion cap seat (210) is threadedly mounted on the bottom of the inner cavity. A percussion cap groove is provided on the percussion cap seat (210), and a percussion cap (211) is mounted on the percussion cap groove. A sealing plug (212) adapted to the percussion cap groove is mounted on the bottom of the percussion cap seat (210).

3. The universal pull-release dual-purpose trigger fuze device according to claim 2, characterized in that: The inner wall of the inner cavity is integrally connected with a stop body (21), and the stop body (21) is formed with a beam hole (24). A fire pulling rod (22) is arranged above the stop body (21). The top of the fire pulling rod (22) passes through the inner cavity and extends to the outside. It is threadedly installed with the trip wire seat (31) through a nut (23), and the bottom of the fire pulling rod (22) is a protrusion (25).

4. The universal pull-release dual-purpose trigger fuze device according to claim 2, characterized in that: A firing pin (27) is further provided inside the inner cavity. A limit block (26) is provided at the head of the firing pin (27). The limit block (26) is installed in the inner cavity. A split fork head (28) is provided at the tail of the firing pin (27).

5. The universal pull-release dual-purpose trigger fuze device according to claim 3, characterized in that: The protruding portion (25) of the firing rod (22) is inserted into the split fork (28) at the tail of the firing pin (27).

6. The universal pull-release dual-purpose trigger fuze device according to claim 4, characterized in that: The outer sleeve of the firing pin (27) is provided with a firing pin spring (29), one end of the firing pin spring (29) is fixedly connected to the limit block (26), and the other end of the firing pin spring (29) is fixedly connected to the tail of the firing pin (27).

7. The universal pull-release dual-purpose trigger fuze device according to claim 1, characterized in that: The fuze body (11) is also equipped with an upper safety pin (13) and a lower safety pin (14). An upper safety pin hole adapted to the upper safety pin (13) is provided on the head of the fuze body (11) and the trigger rod (22), and a lower safety pin hole adapted to the lower safety pin (14) is provided on the lower section of the fuze body (11).

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