CN102636086B - Toy trench mortar as well as cannonball and pressure spring barrel thereof - Google Patents

Abstract

The invention relates to the field of toys, and in particular relates to a toy trench mortar as well as a cannonball and a pressure spring barrel thereof. A spring in the cannonball is firstly compressed by the pressure spring barrel, then the cannonball is filled into a toy trench mortar tube, and the spring is triggered to launch the cannonball. The trench mortar comprises a tube, a trench mortar hoop, a direction finder, a lifter, a leg frame, a trench mortar tail, a firing pin, a trench mortar pestle, a stopping mortar and a seat plate; the cannonball comprises a bullet, a cannonball body, an empennage, a bullet core cap, a bullet core pipe, the spring, a sliding plug, a swing arm, an annular swing seat and a tongue body; and the pressure spring barrel comprises a barrel body, a spherical barrel bottom, a pressing rod, a pressing rod neck, a rubber ring and a pressing rod head. The bullet, the cannonball body and the empennage of the cannonball are made of sponges or foams. The invention aims to provide a toy for simulating the appearance structure and the launching process of a military trench mortar to players.

Description

A kind of toy mortar and shell and stage clip cylinder

Technical field

The present invention relates to a kind of toy, particularly a kind of toy mortar and shell thereof and stage clip cylinder.

Background technology

The existing toy mortar overwhelming majority belongs to scaled simulation model, can not be used for firing operation, the patent of the mortar toy that can launch individually, due to the factor such as structure and radiation pattern, make it aspect entertaining, seem not enough, have very large hidden danger at secure context.In patent 92245987.8, patentee provides the toy of a kind of mortar and shell, and the bullet of its shell is streamlined shell bullet, and it is easy to player's face especially eyes to damage; , can be there is potential safety hazard when playing and running by children are hand-held in the cocking lever that can penetrate from shell bottom outlet; Barrel back segment and breech are made as enclosed construction, and toy shell is light structures in addition, in the time loading from gun muzzle, inner air tube pressurized, is difficult for discharging, and has weakened shell gliding speed, easily cause and cannot pull the trigger, while launching, shell rear portion forms negative pressure, shell should not be ejected, even if reinforcement spring elastic force ejects reluctantly, brute spring also can make shell construction weight increase thereupon, affect flight attitude, also can make children operate effort, even cannot use.

Summary of the invention

Be a kind of toy mortar and shell thereof and stage clip cylinder order of the present invention, for player provides a kind of contour structures and emission process thereof that imitates military mortar, and integrate enjoyment and mortar and shell toy safely.

The present invention realizes by the following technical solutions:

The present invention is made up of mortar, shell, stage clip cylinder three parts, and stage clip cylinder is first by the spring-compressed in shell, then shell is packed in mortar tube, and spring is triggered to discharge shell is ejected.Wherein on the big gun hoop of the barrel front portion of mortar, direction device is housed, take turns capable of regulating firing direction by rotation direction, it below direction device, is lifter, by rotating lifting wheel capable of regulating shooting angle, on the outer sleeve of lifter, leg support is housed, can does folding and gathering all around around direction device and leg support axle, the rear portion of barrel is breech, firing pin is equipped with in inside, and the big gun pestle at rear portion is connected in seat board by staying mortar.

Mortar, described toy mortar breech is not established the bottom of sealing, for unenclosed construction, firing pin and big gun pestle are fixed on breech wall with the floor that two or multi-disc longitudinally arrange, between floor and breech wall, form blow vent, also can offer one or more blow vents having on the bottom of end breech or breech wall, barrel rear portion tube wall, to reduce that shell glides in pipe and suction and the resistance to compression pression of generation when transmitting; Firing pin head is arranged to concordant shape, even if there is a little bias while downslide in shell, middle cardiac prominence on sliding plug tabula also can impinge upon in the firing pin head plane that diameter is greater than tabula diameter 1/3rd, make to launch stress point and coincide with all the time shell center line, avoided making the slightly different squits that cause of each rum point due to foozle or shell from the natural gap of tube wall; Firing pin extension backward forms big gun pestle; Plastics inner chamber in mortar is large hemispherical, coincide with big gun pestle, and outer wall and the seat board of staying mortar leave gap, only has bottom and the dish-shaped seat board that falls to be combined as a whole, and port in mortar is slightly less than big gun pestle, is made of plastics, and has better elasticity, and big gun pestle can directly insert or extract.

Shell, play in core pipe spring is housed, as the ejection power of shell, play the splicing of core pipe top and have the core of bullet cap, body slip ring is arranged in the outer that plays core cap, centre has cylindrical void, just in time make the upper end hook that is through bullet core pipe inner spring appear thus, the lock pin playing above core cap is horizontally through hook pinning spring, the lower end cover of spring has sliding plug, in the short aperture that is hooked on sliding plug shoulder of spring, tabula center in sliding plug arranges cardiac prominence in a circular cone, as firing pin rum point, when spring is pressed also, on the below bullet core tube wall of position, sliding plug lower surface, symmetry has two upper windows, upper beneath window is gluedd joint ring-type swing arm seat, body support ring is arranged in its base plate outer, in order to support sponge body, on ring-type swing arm seat, be also arranged with an ear, two swing arms are installed respectively on present ear, the swing arm angle of inner side, swing arm upper end can put in two upper windows, withstand sliding plug, compressed spring cannot be discharged, on the below bullet core pipe of ring-type swing arm seat, cover has tongue body, two upper tongues are pushed down swing arm through the tongue mouth on ring-type swing arm seat base plate by elasticity, another two arc lower tongues are placed in two lower windows that play correspondence position on core pipe, and make the back of a bow protrude from bullet core inside pipe wall, limit baffle ring is equipped with at lower lower window edge place.Bullet, body and the empennage of shell are made up of sponge or foam.

Stage clip cylinder, at the bottom of under stack shell, end device has sphere cylinder, at the bottom of sphere cylinder, periphery is provided with anti-roll rib, depression bar is equipped with at center, inner side, depression bar epimere arranges depression bar neck, and depression bar neck middle part is embedded with rubber ring, and depression bar head top cylindrical tip is provided with pit, the spheroid that stage casing is arranged to expand, hypomere is plugged in depression bar neck.

When use, first carry out stage clip, by shell empennage, towards being pushed down into upright stage clip cylinder, depression bar pushes upwards Compress Spring of sliding plug, the lower tongue of spring wire and rubber ring scraping, make to move on tongue body, two upper tongues move to the top of two swing arms, and elastic force is buckled in window swing arm angle.Depression bar continues upper top, lower to becoming along the swing arm angle of ramped shaped respectively by spring wire and sliding plug jack-up and passing through, the timely return in swing arm angle, and compression process stops.On shell, draw, sliding plug is firmly withstood by swing arm angle, the lower tongue of rubber ring scraping, and tongue in drives, makes its lower end that moves to swing arm, owing to being pushed down by sliding plug at swing arm angle, the upper end of swing arm can not be put outward and lift, and continuation is upwards to pulling out shell.When transmitting, shell empennage complete stage clip is put into the mortar mouth of pipe down, body slip ring supporting shell, do not make sponge body contact with tube wall, to reduce frictional resistance, under the effect of gravity, shell accelerates to glide, in pipe, most air are discharged from the blow vent of breech, the middle cardiac prominence and the firing pin top plane that under shell, slide on sliding plug bump against, the inertia gliding is pushed up in short-term from swing arm angle sliding plug, the rapid abduction of two swing arms, Compress Spring promotes sliding plug and releases energy, reaction force by shell bullet to gun muzzle, now air is sucked fast from the blow vent of breech, the negative pressure forming to offset shell afterbody, make shell penetrate gun muzzle.

The present invention has following beneficial effect with respect to prior art:

1, the material of lightweight and the center of gravity effect of empennage in addition on the upper side, makes the shell longitudinal axis penetrating be close to and be parallel to ballistic trajectory all the time, and shell flight attitude is true to nature beautiful;

2, slowly, flight course is intuitively visible, has increased playability for the flight of lightweight major diameter shell;

3, the sponge of light soft or foam material are made bullet, body and empennage, slowed down and clashed into and scraping, increased security;

4, pliable and tough sponge or foam material that can resilience, can keep the shape of shell for a long time, and resistance to object for appreciation is durable;

5, the setting of plastics body slip ring makes sponge or foam bullet and body not reach barrel inwall, makes shell operation in pipe smooth;

6, the design of the middle cardiac prominence on sliding plug tabula and tack firing pin, the rum point (shell is subject to reaction force) of shell and firing pin is on the center line of shell all the time, just can not there is random deflection in shell like this in the time of transmitting, makes each drop point accurate;

7, depression bar is arranged at depression bar cylinder Inner, the danger of having avoided the hand-held rod-like articles of player to run while playing;

8, spheric is arranged to in depression bar cylinder bottom, when stage clip, stage clip cylinder can freely swing with shell, damages frivolous bullet core pipe while preventing pressure deflection;

9, spheric is arranged to in depression bar cylinder bottom, makes it uprightly ground, avoided holding down while playing the danger of colliding with;

10, the periphery at the bottom of sphere cylinder is provided with anti-roll rib, can prevent that stage clip cylinder from rolling on the ground, and placement location is fixed, and picks up conveniently;

11, breech is arranged to the unenclosed construction without closed bottom, firing pin and big gun pestle are fixed on breech wall with the floor that two or multi-disc longitudinally arrange, between floor and breech wall, form blow vent, also can offer one or more blow vents or hole having on the bottom of end breech or breech wall, barrel wall, to reduce that shell glides in pipe and suction and the resistance to compression pression of generation when transmitting;

12, outer wall in mortar and seat board leave gap, and are made of plastics, and have elasticity, and big gun pestle can directly insert or extract, and has facilitated installation and removal;

13, inverted dish-shaped seat board is succinctly attractive in appearance, manufactures handling ease, and cost is low.

Brief description of the drawings

Fig. 1 is mortar schematic diagram of the present invention;

Fig. 2 is shell cutaway view of the present invention;

Fig. 3 is stage clip cylinder cutaway view of the present invention;

Fig. 4 is shell STRUCTURE DECOMPOSITION schematic diagram of the present invention;

Fig. 5 is stage clip barrel structure decomposing schematic representation of the present invention;

Fig. 6 is shell of the present invention cutaway view to be launched in barrel;

Fig. 7 is shell stage clip cutaway view of the present invention.

Detailed description of the invention

Below in conjunction with drawings and the specific embodiments, the present invention is described in further detail:

Barrel 1 that mortar in Fig. 1 is made up of rigid plastics, big gun hoop 2, direction device 3, lifter 4, leg support 5, breech 6, floor 14, firing pin 7, big gun pestle 8, stay mortar 9 and seat board 10 forms.Bullet 15, body 18 and empennage 41 that bullet core cap 16, bullet core pipe 19, sliding plug 36, tongue body 21, swing arm 22, ring-type swing arm seat 20, spacing back-up ring 34 and spring 35, balance staff 28, lock pin 29 and the sponge that shell in Fig. 2 and Fig. 4 is made up of rigid plastics or foam are made form.At the bottom of stack shell 42 that stage clip cylinder in Fig. 3 and Fig. 5 is made up of rigid plastics, depression bar 43, sphere cylinder 44, depression bar head 47 and rubber ring 46 form.

As shown in Figure 1, on the big gun hoop 2 of mortar tube 1 front portion, direction device 3 is housed, take turns 11 capable of regulating firing directions by rotation direction, direction device 3 is lifter 4 below, by rotating lifting wheel 12 capable of regulating shooting angles, leg support 5 is housed on the outer sleeve of lifter 4, can do folding and gathering all around around direction device 3 and leg support axle 13, the rear portion of barrel 1 is breech 6, breech 6 is arranged to the unenclosed construction without closed bottom, the floor 14 that firing pin 7 and two of big gun pestle 8 use or multi-disc longitudinally arrange is fixed on breech wall, between floor 14 and breech wall, form blow vent, also bottom or the breech wall of end breech can had, on barrel wall, offer one or more blow vents, with the suction and the resistance to compression pression that reduce to produce when shell glides and launches in pipe.Firing pin 7 is arranged to flat-head shape, and header planes diameter is greater than 1/3rd of sliding plug 36 tabula 37 diameters.The extension backward of firing pin 7 forms big gun pestle 8, and is connected in seat board 10 by staying mortar 9, stays mortar 9 outer walls and seat board 10 and leaves gap, only have bottom and the dish-shaped seat board 10 that falls to be combined as a whole, stay mortar 9 ports and be slightly less than big gun pestle 8, be made of plastics, have better elasticity, big gun pestle 8 can directly insert or extract.

As shown in Figure 2 and Figure 4, the bullet core cap 16 of shell glueds joint in the upper end that plays core pipe 19, body slip ring 17 is arranged in its outer, centre has cylindrical void 30, just in time make the upper end hook that is through bullet core pipe 19 inner springs 35 appear thus, lock pin 29 is horizontally through hook and pins spring 35, sliding plug 36 is made up of thickness two cylindrical sections, between form shoulder, root has aperture 40, spring 35 lower ends are enclosed within on the thin segment of sliding plug 36, the inside curved short hook 39 that has of spring wire end, hang over 40 li of apertures, the shoulder place, inside of sliding plug 36 is provided with tabula 37, tabula 37 centers arrange one down not higher than the middle cardiac prominence 38 of thick section end face, between sliding plug 36 and spring 35 and bullet core pipe 19 inwalls, leave slidably gap.When spring 35 is pressed also, on the bullet core pipe 19 both sides tube walls of sliding plug 36 correspondence positions belows, lower surface, symmetry has two upper windows 31, below upper window 31, glued joint and have ring-type swing arm seat 20, on it, be symmetrical arranged two seat ears 25 and have axis hole, below seat ear 25, on base plate, have tongue mouth 33, body support ring 26 is arranged in its outer, two swing arms 22 are placed in an ear 25, axis hole is worn with balance staff 28, the swing arm angle 23 of swing arm 22 upper ends is positioned at inner side, just in time can put in window 31, swing arm 22 can freely swing between window 31 on swing arm angle 23 puts in and carries away, put in the swing arm angle 23 of window 31 for withstanding sliding plug 36, the spring 35 of compression cannot be discharged.On bullet core pipe 19 below ring-type swing arm seat 20, overlap the tongue body 21 that flexible rigid plastics is made, two the upper tongues 24 respectively tongue mouth 33 from ring-type swing arm seat 20 base plates penetrate, upper tongue 24 is most advanced and sophisticated to be pressed in two swing arms 22 by elastic force, be arranged on two arc lower tongues 27 of tongue body 21 upper ends, on bullet core pipe 19 walls of its correspondence position, symmetry has two lower windows 32, lower tongue 27 back of a bow are inwardly as for wherein, and protruding from the inner surface that plays core pipe 19, the lower of lower window 32 glueds joint restraining position ring block 34 along place.Shell bullet 15 is topmost glued between two parties and plays above core cap 16, and body 18 upper port of cone barrel are gluedd joint in being arranged on the cannelure that plays core cap 16 back sides, and body 18 lower port are gluedd joint in playing on core pipe 19, and empennage 41 is glued to the foot that plays core pipe 19.

As shown in Figure 3 and Figure 5, stage clip cylinder stack shell 42 lower ends are equiped with at the bottom of sphere cylinder 44, at the bottom of sphere cylinder, 44 periphery is provided with anti-roll rib 49, depression bar 43 lower ends are placed at the bottom of sphere cylinder in 44 cylindrical central sleeve 45, depression bar 43 tops arrange the depression bar neck 50 of a section thinner, in the middle of depression bar neck 50, be provided with cannelure, groove is embedded with rubber ring 46, rubber ring 46 protrudes from depression bar neck 50 surfaces, depression bar head 47 epimere cylinder diameters are less than tabula 37 and are greater than middle cardiac prominence 38, the cambered surface section of expanding is arranged in stage casing, and hypomere is plugged in depression bar neck 50, and top is provided with pit 48.

When use, first carry out stage clip, shell empennage 41 courts are pushed down into upright stage clip cylinder, due to guiding and the smooth effect of stack shell 42 and depression bar 43 spheres, make the pit 48 at depression bar head 47 tops naturally aim at the middle cardiac prominence 38 in sliding plug 36 end faces, promote sliding plug 36 with respect to upwards Compress Spring 35 of shell, the lower house spring 27 of the steel wire of spring 35 scraping simultaneously moves upward tongue body 21, on the tip of upper tongue 24, move to the top of balance staff 28, compressing swing arm 22 makes it interior pendulum, swing arm angle 23 enters window 31, when tongue body 21 upper along top to ring-type swing arm seat 20 times along time, tongue body 21 stops mobile, now depression bar 43 heads on sliding plug 36 and continues to move up, spring 35 continues compressed, the steel wire of spring 35, sliding plug 36, depression bar head 47 and rubber ring 45 slip over successively has flexible arc lower tongue 27, equally, spring wire and sliding plug 36 also jack-up stretch into window 31, lower edge is arranged to the swing arm angle 23 of slope shape and is passed through smoothly, after sliding plug 36 passes through, swing arm angle 23 pressurized returns, cylindrical central sleeve 45 is touched in the lower end that thereupon plays core pipe 19, press down termination.In the time stopping firmly pressing down, the elastic force of spring 35 makes sliding plug 36 start to be moved back, but is withstood by swing arm angle 23.When shell pulls out, because rubber ring 46 protrudes from thinner depression bar neck, the lower tongue 27 of can fully swiping, produce larger frictional force, drive reliably tongue body 21 to move down, make tongue 24 tips move down and be pressed in the lower end of swing arm 22, so but swing arm 22 now also cannot lift because swing arm angle 23 is subject to the compressing of sliding plug 36, meanwhile descend tongue 27 to touch spacing ring 34 and stop moving down.Continue upwards to pull out shell, stage clip process finishes.

When transmitting, shell empennage 41 complete stage clip is put into the mortar gun muzzle having installed down, body slip ring 17 supporting shells, do not make sponge body 18 contact with tube wall, with capable of reducing friction resistance, in addition the scavenging action of breech 6 blow vents, make shell accelerate to glide, the middle cardiac prominence 38 sliding under shell on sliding plug 36 bumps against with the top plane of firing pin 7, the inertia gliding is pushed up in short-term from swing arm angle 23 sliding plug 36, upper tongue 24 is oppressed swing arm 22 lower ends, make the rapid abduction in upper end, Compress Spring 35 promotes sliding plug 36 and releases energy, reaction force by shell bullet to gun muzzle, now air is sucked fast from the blow vent of breech 6, the negative pressure forming to offset shell afterbody, make shell penetrate gun muzzle.

Claims (8)

1. for a shell for toy mortar, comprise bullet, body, empennage, bullet core cap, play core pipe, spring, sliding plug, ring-type swing arm seat, swing arm, tongue body; Described toy mortar, comprises in the breech at barrel rear portion and is provided with firing pin, and by big gun pestle and stay mortar and be connected with seat board, the big gun hoop of barrel front portion is equipped with direction device, lifter and leg support below, and barrel rear portion is provided with blow vent; It is characterized in that described bullet core cap (16) is contained in the top that plays core pipe (19), centre has cylindrical void (30), outer forms body slip ring (17), ring-type swing arm seat (20) cover is bonded at and plays on core pipe (19), on ring-type swing arm seat (20) bullet core pipe below, cover has tongue body (21), and tongue body (21) can slide by easy on and off.

2. the shell of toy mortar according to claim 1, it is characterized in that, in described bullet core pipe (19), spring (35) and sliding plug (36) are housed, spring (35) is the curved Compress Spring that has hook in two ends, its upper end hook is appeared by the cylindrical void (30) playing in the middle of core pipe (19), lock pin (29) is horizontally through hook and pins spring (35), it is inner that the short hook (39) of spring (35) lower end hangs over the shoulder root aperture (40) of sliding plug (36), in sliding plug (36), be provided with tabula (37), tabula (37) center arranges cardiac prominence (38) in a taper shape down.

3. the shell of toy mortar according to claim 1, it is characterized in that described ring-type swing arm seat (20) top plays symmetry on core pipe (19) tube wall and has two upper windows (31), on ring-type swing arm seat (20), be symmetrical arranged two seat ears (25), on seat ear (25), swing arm (22) is housed, swing arm (22) can put in and carry away between upper window (31) in swing arm angle (23) and freely swing, body support ring (26) is arranged in the outer of ring-type swing arm seat (20) base plate, position at corresponding two the seat ears of base plate (25) has two tongue mouths (33), on the bullet core pipe of ring-type swing arm seat (20) below, overlap the tongue body (21) that can slide up and down, the two ends up and down of tongue body (21) are respectively symmetrical arranged two tongues, two upper tongues (24) put in tongue mouth (33) and push down swing arm (22), another two arc lower tongues (27) back of a bow is opened among two the lower windows (32) that play on core pipe towards being built in symmetry, lower tongue (27) back of a bow protrudes from and plays core inside pipe wall.

4. the shell of toy mortar according to claim 1, is characterized in that described bullet (15) adopts sponge or foam to make.

5. the shell of toy mortar according to claim 1, is characterized in that described body (18) and empennage (41) adopt sponge or foam material to make.

6. one kind is loaded the stage clip cylinder of the shell of toy mortar described in claim 1, at the bottom of comprising stack shell, sphere cylinder, depression bar, depression bar head and rubber ring, it is characterized in that described depression bar (43), depression bar head (47) and rubber ring (46) can penetrate bullet core pipe (19), stack shell (42) can be enclosed within shell outside.

7. stage clip cylinder according to claim 6, is characterized in that at the bottom of described stage clip cylinder cylinder be spheric, and its periphery is provided with anti-roll rib (49).

8. stage clip cylinder according to claim 6, in cylindrical central sleeve (45) at the bottom of the lower end of the depression bar (43) described in it is characterized in that is fixed on sphere cylinder inside (44), depression bar (43) top is provided with depression bar neck (50), in the middle of depression bar neck (50), be provided with cannelure, groove is embedded with rubber ring (46), rubber ring (46) protrudes from depression bar neck (50) surface, the diameter that depression bar head (47) upper cylinder diameter is less than tabula (37) is greater than the diameter of middle cardiac prominence (38), the cambered surface section of expanding is arranged at middle part, bottom is plugged in depression bar neck (50), depression bar head (47) top is provided with pit (48), depression bar neck (50) mid diameter is less than depression bar diameter.