CN207501784U - Catapult - Google Patents

Abstract

A kind of catapult, it includes catapult frame and elastic stretching part, wherein elastic stretching part includes holding axis and plays rope support, the holding axis is the cylinder with hollow cavity, and the hollow cavity upper and lower end is open, and the upper end opening is equipped with a buckle closure, the lower ending opening is tapered, its tapered bore is gradually reduced by hollow cavity internal diameter and is formed, and a bullet is only allowed to pass through at the lower ending opening minimum, so as to be located at bullet inside hollow cavity can every time one discharged from lower ending opening.Upper end opening is loading port in the utility model, and lower ending opening is row's bullet mouth, and then hollow cavity is to store the cartridge clip of a certain amount of bullet, so as to solve the technical issues of existing catapult is without bullet storage area, achievees the purpose that convenient carrying and uses；In addition, the lower ending opening is tapered, tapered bore is gradually reduced by hollow cavity internal diameter and is formed, and a bullet is only allowed to pass through at the lower ending opening minimum, so as to be located at bullet inside hollow cavity can every time one discharged from lower ending opening.

Description

Catapult

Technical field

The utility model is related to a kind of catapults, and can effectively store bullet more particularly, to one kind simultaneously can orderly discharge bullet Catapult.

Background technology

The universal of outdoor sports has shown China's improvement of people's living standards.And when carrying out outdoor activities, in order to increase Add Activity Type and recreational, while to cope with potential emergency case, people can carry converter tools and defence tool.Catapult As a kind of game and converter tools, while also there are defence tool properties, since its is easy to carry, playing property is strong, especially It is welcome by outdoor enthusiast, is one of their outgoing indispensable products.

At present, in existing catapult product, structure is simpler, and bullet need individually in addition storage, it has not been convenient to carry and It uses, especially when as defence tool, usually because of the overlong time of searching or bullet of taking, is unable to reach protection effect； To sum up, in existing catapult without storage bullet structure, cause bullet needs in addition store, with carrying, so as to cause it is inconvenient for use, The deficiencies of inconvenient to carry.

A small number of existing catapults have built-in cartridge clip, such as Chinese patent document application publication number for CN105953643A just Take formula slingshot structure, one release channel of setting in skull, the width of the release channel allows to house single bullet, and as releasing It puts the bullet in channel and realizes discharge bullet by releasing ereisma and spring cooperation, and bullet mouth is arranged in the program and is located at bow stick, the knot The discharge of structure neutron bomb is taken trouble, using, it is inconvenient, the bullet amount of housing is narrow, it is complicated the deficiencies of.

Invention content

The utility model solves the problems, such as it is that catapult can not store bullet, causes inconvenient for use, inconvenient to carry etc..

To solve the above problems, the utility model provides a kind of technical solution of catapult, drawn including catapult frame and elasticity Part is stretched, wherein elastic stretching part includes holding axis and plays rope support, and the side for holding axis connects a limitting casing, and plays rope support and stand on limit Position frame top is simultaneously affixed with it, and the limitting casing side is affixed for the framework of one side opening and its open side and holding axis, the limit Position frame surrounds one with holding axis outer surface can allow finger to pass through with the through-hole for holding axis of holding with a firm grip；

The holding axis is the cylinder with hollow cavity, and the hollow cavity upper and lower end is open, and the upper end opening is equipped with One buckle closure, the lower ending opening is tapered, and tapered bore is gradually reduced by hollow cavity internal diameter and is formed, and the lower ending opening is minimum Place only allows a bullet to pass through, so as to be located at bullet inside hollow cavity can every time one discharged from lower ending opening.

Further preferred：Described hold is connected with a bullet positive stop hook at axis lower ending opening, in the crotch of the positive stop hook The magnet of absorbing bullets is provided with, to position bullet.

Further preferred：A caulking groove is opened up in the crotch of the bullet positive stop hook, and magnet is placed in caulking groove, and bullet From holding axis lower face, opening discharges and is adsorbed in magnet upper surface.

Further preferred：The sum of two bullet outer diameters are smaller than between the lower ending opening and crotch, and more than single A bullet outer diameter.

Further preferred：The crotch upper surface is arc-shaped concave surface.

Further preferred：The buckle closure has the plug-like portion extended towards hollow cavity, and the plug-like portion is with buckle closure plug in place's hand It holds at axis upper end opening.

Further preferred：The plug-like portion is elastomer, and axis upper end opening is held with effective closing.

Further preferred：The holding axis opens up a loading port on the side wall of upper end opening, which is fair Perhaps through-hole that single bullet is packed into and its connected with hollow cavity, a bullet mouth catch is additionally provided at the loading port, effectively to close Loading port.

Further preferred：The plug-like portion of the buckle closure has recessing groove at loading port, with unobstructed loading port in The connection of cavity.

Further preferred：A shim is additionally provided in the limitting casing, which is placed in through-hole and by through-hole It is divided into two holes that finger is allowed to pass through, the shim is integrally connected with limitting casing.

Compared with prior art, the utility model has the following advantages：

1st, the ducted body that axis is respectively provided with opening for upper and lower side, wherein upper end opening are held in catapult frame described in the utility model For loading port, and lower ending opening is row's bullet mouth, and then hollow cavity is to store the cartridge clip of a certain amount of bullet, so as to solve existing bullet The technical issues of bow is without bullet storage area achievees the purpose that convenient carrying and uses；

2nd, it is the cylinder with hollow cavity axis to be held described in the utility model, and the hollow cavity upper and lower end is open, institute Upper end opening is stated equipped with a buckle closure, the lower ending opening is tapered, and tapered bore is gradually reduced by hollow cavity internal diameter and is formed, institute Stating only allows a bullet to pass through at lower ending opening minimum, so as to be located at bullet inside hollow cavity can every time one from lower end Opening discharge, is implemented in single bullet at lower ending opening and orderly discharges；

3rd, it is held in the utility model and is additionally provided with bullet positive stop hook at the lower ending opening of axis, set in the crotch of the positive stop hook The magnet of absorbing bullets is equipped with, and then the bullet discharged is positioned in the adsorption capacity using magnet in positive stop hook, is prevented from hand Hold the phenomenon that axis lower port discharge bullet is run chaotically；Meanwhile two bullet outer diameters are smaller than between the lower ending opening and crotch The sum of, and more than single bullet outer diameter, held outside axis so that it is guaranteed that single bullet is completely disposed at, realize that single the convenient of bullet takes It takes；

4th, the upper end opening of axis is held in the utility model as loading port, which is heavy caliber loading port, the big mouth A buckle closure is provided on diameter loading port, to close the heavy caliber loading port；And it holds close to upper end opening and is also opened on the side wall of axis Equipped with the loading port that single bullet is allowed to enter hollow cavity, the installation of single bullet is realized, while be provided with one at the loading port Catch, bullet to be effectively prevent to fall and is surprisingly discharged.

Description of the drawings

Fig. 1 is the utility model embodiment structural upright schematic diagram；

Fig. 2 is the utility model embodiment structural front view；

Fig. 3 is the utility model embodiment structural side view；

Fig. 4 is the utility model embodiment structural profile illustration one；

Fig. 5 is the utility model embodiment structural profile illustration two；

Fig. 6 is the utility model embodiment structural profile illustration three；

Fig. 7 is cover-buckling structure stereoscopic schematic diagram in Fig. 6.

Specific embodiment

In some catapult products, structure is simpler, and bullet needs individually in addition storage, it has not been convenient to carry and use, especially It, usually because of the overlong time of searching or bullet of taking, is unable to reach protection effect when as defence tool；To sum up, it is existing There is the structure without storage bullet in catapult, bullet needs is caused in addition to be stored, to carry, so as to cause inconvenient for use, carrying not Just the deficiencies of.

Inventor is directed to above-mentioned technical problem, and by the analysis to reason, constantly research finds a kind of catapult frame of catapult Technical solution, including holding axis and playing rope support, the side for holding axis connects a limitting casing, and plays rope support and stands on limitting casing top Hold simultaneously it is affixed with it, the limitting casing side for one side opening framework and its open side with hold axis it is affixed, the limitting casing and Holding axis outer surface, which surrounds one, can allow finger to pass through with the through-hole for holding axis of holding with a firm grip；The holding axis is the column with hollow cavity Body, the hollow cavity upper and lower end are open, and the upper end opening is equipped with a buckle closure, and the lower ending opening is tapered, in taper Diameter is gradually reduced by hollow cavity internal diameter and is formed, and a bullet is only allowed to pass through at the lower ending opening minimum, hollow to be located at The bullet in intracavitary portion can every time one from lower ending opening discharge,.

The ducted body that axis is respectively provided with opening for upper and lower side is held in above-mentioned catapult frame, wherein upper end opening is loading port, and Lower ending opening is row's bullet mouth, and then hollow cavity is the cartridge clip for storing a certain amount of bullet, so as to solve existing catapult s.m.p The technical issues of playing storage area achievees the purpose that convenient carrying and uses；The lower ending opening is tapered, tapered bore by Hollow cavity internal diameter is gradually reduced to be formed, and a bullet is only allowed to pass through at the lower ending opening minimum, to be located in hollow cavity The bullet in portion can every time one from lower ending opening discharge, be implemented in single bullet at lower ending opening and orderly discharge.

Specific embodiment of the present utility model is described in detail below in conjunction with the accompanying drawings.

Embodiment：

With reference to shown in Fig. 1 to Fig. 3, a kind of catapult frame including holding axis 1 and playing rope support 2, holds the side connection of axis 1 One limitting casing 3, and play rope support 2 and stand on 3 top of limitting casing and, limitting casing 3 side framework for one side opening affixed with it And its open side is affixed with holding axis 1, which surrounds one with 1 outer surface of holding axis can allow finger to pass through with hand-to-hand grip The through-hole of axis is held, the outer surface for holding axis 1 is further opened with antiskid groove or anti-skid bulge.Axis 1 is held described in this implementation Outer surface be further opened with antiskid groove 11.

Specifically：It is described to play the C-shaped frame or wishbone or U-shaped frame that rope support 2 is opening direction with reference to shown in Fig. 1 to Fig. 3, 2 two top end parts of the bullet rope support are highly consistent, and two tops for playing rope support 2 are the limiting section 21 for locking elastic string locking；Institute It states and a shim 31 is additionally provided in limitting casing 3, which, which is placed in through-hole and through-hole is divided into two, allows hand Refer to across hole, the shim 31 is integrally connected with limitting casing 3；The lateral surface of the limitting casing 3 is additionally provided with the limit of wire rope handling Position ring 32, spacing ring 32 for four and is arranged at intervals in the present embodiment, and each spacing ring 32 be the C-shaped ring being open outwardly, and then is made It is obtained to be used as self-defence tool under emergency situation.

As shown in Figures 4 to 6, the holding axis 1 is the cylinder with hollow cavity A, and the hollow cavity A upper and lower ends are opened Mouth 12,13, the upper end opening 12 are equipped with a buckle closure 4, and the lower ending opening 13 is tapered, and tapered bore is by hollow cavity internal diameter It is gradually reduced to be formed, only a bullet is allowed to pass through at 13 minimum of lower ending opening, to be located at the bullet inside hollow cavity Can every time one from lower ending opening discharge.Specifically：The upper end opening 12 for holding axis 1 for big loading port, this greatly into Bullet mouth larger amount of can pour into bullet into holding 1 hollow cavity A of axis, and hold the lower ending opening 13 of axis 1 to arrange bullet mouth, the button The plug-like portion 41 of lid 4 is deeply elastomer in hollow cavity A and plug-like portion 41, and axis upper end opening is held with effective closing.

As shown in Figures 4 to 6, the holding axis 1 opens up a loading port 5 on the side wall of upper end opening 12, should be into bullet Mouthfuls 5 be allow single bullet loading through-hole and its connected with hollow cavity A, a bullet mouth catch 6 is additionally provided at the loading port 5, Effectively to close loading port；The plug-like portion 41 of buckle closure 4 described above has recessing groove 42 at loading port, with unobstructed loading port The connection of 5 and hollow cavity A.Specifically：As shown in figure 4, the bullet mouth catch 6A can be a hard sheet body, one end passes through pivot On madial wall of the spindle loaded on loading port 5, a torsional spring is arranged on the drive-connecting shaft, which is located at the inside of bullet mouth catch 5, real Border is in use, only need single bullet being packed into hollow cavity A by loading port 5；As shown in figure 5, the bullet mouth catch 6B It can be soft sheet body or soft plug, can from the outside fill in loading port 5, to realize the closing to loading port, when bullet mouth is kept off Piece 6B can be integrally connected with buckle closure 4, and in actual use, bullet mouth catch 6B is taken out, then single bullet is passed through from loading port 5 Loading port 5 is packed into hollow cavity A；As shown in FIG. 6 and 7, the bullet mouth catch 6C may be the rubber being integrally connected with buckle closure 4 Film is filled in hollow cavity A from the upper end opening 12 for holding axis 1 by buckle closure 4 and just shelters from loading port 5, actually made Used time exerts a force and is pushed into single bullet from loading port 5, and the bullet mouth of 4 lower end of buckle closure is fixed in one end by the propulsive force of bullet at this time Catch 6C crimps, so as to obtain the loading port 5 of unlatching, so as to fulfill shooting, bullet mouth shrapnel 6C restores after shooting, and hides again It keeps off and closes loading port 5.

With reference to shown in Fig. 1 to Fig. 6, a bullet positive stop hook 7 is connected at holding 1 lower ending opening 13 of axis, the positive stop hook 7 Crotch in be provided with the magnet 71 of absorbing bullets, to position bullet.Specifically：It is opened in the crotch of the bullet positive stop hook 7 If a caulking groove, and magnet is placed in caulking groove, and bullet discharges from 1 lower face of holding axis opening 13 and is adsorbed in 71 upper table of magnet Face；Distance is more than the outer diameter of a bullet between 1 lower face of the crotch upper surface and holding axis.Preferably：On the crotch Surface is arc-shaped concave surface, so as to preferably position bullet.Specifically：Holding 1 lower ending opening 13 of axis is additionally provided with one Catch 72, the catch 72 are less than the diameter of any one bullet, which cooperatively forms with bullet positive stop hook 7 only allows one The structure that bullet is taken out.

The above-mentioned holding axis 1, bullet rope support 2 and limitting casing 3 can be made of any one material, and bullet then needs It is made of metal material, so as to fulfill magnet to the adsorption capacity of bullet, in the present embodiment, the holding axis 1 plays rope support 2, limiting Frame 3 and bullet are made of stainless steel, so as to effectively improve the service life of catapult frame.

A kind of catapult, including elastic stretching part（It is not shown）And above-mentioned catapult frame；Elastic shelf in the catapult frame Limiting section is the cyclic structure with opening, and emulsion tube rubber band can be caught in by compression in cyclic structure；In addition, in order to improve catapult The accuracy of strike is additionally provided with the distance scale for aiming in the upper bullet rope support of catapult frame.

There are mainly two types of the emulsion tube rubber bands for being used for catapult currently on the market, and one kind is in the respectively connection one of catapult pocket both ends Emulsion tube rubber band forms the rubber band with both ends；Another kind is the both ends of the both ends connection same root emulsion tube rubber band of catapult pocket, Form the rubber band of closed circular.Above two emulsion tube rubber band is applicable in the catapult of the present embodiment.When using the breast with both ends During sebific duct rubber band, by emulsion tube rubber band both ends be connected respectively to play rope support 2 limiting section 21 on, when need adjust emulsion tube rubber band During length, both ends are distinguished again to the spacing ring 32 of limitting casing 3, you can change the effective length of emulsion tube rubber band, adapt to different length Degree demand；When the emulsion tube rubber band for using closed circular, three positions for choosing emulsion tube rubber band are respectively clamped into elastic shelf 3 one of spacing ring 32 of limiting section 21 and limitting casing, when stretching rubber band, the emulsion tube rubber band of closed circular can be in pulling force Effect is lower to be automatically adjusted, and the effective tensile elongation for making two elastic bow shape arms is equal, by different spacing rings, you can changes emulsion tube The effective length of rubber band adapts to different length demand.Therefore, using the catapult of the present embodiment, nothing needs to change emulsion tube rubber band, i.e., Its length is adjusted, to adapt to different length requirements.

Other than being used as catapult, removing the catapult stent of emulsion tube rubber band can also make the multi-purpose catapult of the present embodiment The finger tiger that tool is defended for nearly body uses, and can also be used as window breaker use.Therefore, using the catapult of the present embodiment, Neng Goutong When meet a variety of demands of outdoor enthusiast, realize multi-purpose content.

From the above description of the utility model, it can be seen, relative to the prior art, the utility model has following beneficial Effect：

1st, in catapult, the effective length of elastic stretching part is from the length for playing rope support 2 to pulling force point；Traditional catapult branch Frame only has there are one axis 1 is held, and elastic stretching part both ends, which can only be fixed on, to be played on rope support 2, therefore effective length of elastic stretching part It spends unadjustable；In the technical solution of the utility model, increase limitting casing 3, and several spacing rings 32 are set on limitting casing 3, When needing to adjust the effective length of elastic stretching part, elastic stretching part need to only be fixed again with spacing ring 32, you can change bullet Property tensioning member effective length, realize elastic stretching part length adjustment, to adapt to the brachium of different users, and easy to adjust, It is highly practical；

2nd, by increasing spacing ring 32, when user, which holds, holds axis 1, spacing ring 32 is looped around the fist held with a firm grip and refers to outside, It holds and fist buckle structure is formed between axis 1 and limit shaft 3；And fixed several spacing rings 32 then form the striking structure of fist button, because This, in the technical solution of the utility model, catapult frame can use in the defence of nearly body as tiger is referred to；

3rd, using the cyclic structure with opening as limiting section and spacing ring 32, elastic stretching part can pass through the opening It is caught in cyclic structure, facilitates fixed elastic stretching part, and simple in structure, it is easy to use；

4th, being connected for axis 1 and limitting casing 3 is held, both makes to form the integral structure of closing, strengthens and hold axis 1 and limit 3 stability of frame, meanwhile, shim 31 is affixed in middle section position by the two, and the entirety for improving catapult stent consolidates effect, as Refer to tiger in use, with more powerful hitting power；

5th, it plays rope support 2 and includes two symmetrically arranged bullet rope arms centered on the line for holding axis 1 and limitting casing, and bullet rope The free end setting limiting section of arm, when elastic stretching part passes through the limiting section of a bullet rope arm and is fixed on another bullet rope arm During limiting section, elastic stretching part can under the action of pulling force two bullet rope arm both sides of adjust automatically length, ensure both sides has It imitates length and elastic force is equal, make catapult strike more accurate, prevent the beating position caused by elastic force is inconsistent from deviateing；

6th, two bullet rope arm free ends in rope support 2 are played and are additionally provided with the distance scale for aiming, to assist user's shoot straight Target is hit, improves attack precision；

7th, one end integrated illumination device on axis 1 is held, realize catapult stent has illumination functions again, facilitates outdoor sports When use.

Although the utility model is disclosed as above with preferred embodiment, its be not for limiting the utility model, it is any Those skilled in the art without departing from the spirit and scope of the utility model, can make possible variation and modification, because This scope of protection of the utility model should be subject to the range that the utility model claims are defined.

Claims (10)

1. catapult, including catapult frame and elastic stretching part, wherein elastic stretching part includes holding axis and plays rope support, and feature exists In：The side for holding axis connects a limitting casing, and plays rope support and stand on limitting casing top and affixed with it, which is one The framework of lateral opening and its open side and holding axis are affixed, which surrounds one with holding axis outer surface finger to be allowed to wear It crosses with the through-hole for holding axis of holding with a firm grip；

The holding axis is the cylinder with hollow cavity, and the hollow cavity upper and lower end is open, and the upper end opening is equipped with a button Lid, the lower ending opening is tapered, and tapered bore is gradually reduced by hollow cavity internal diameter and is formed, at the lower ending opening minimum only A bullet is allowed to pass through, so as to be located at bullet inside hollow cavity can every time one discharged from lower ending opening.

2. catapult according to claim 1, it is characterised in that：A bullet positive stop hook is also connected at the lower ending opening, The magnet of absorbing bullets is provided in the crotch of the positive stop hook, to position bullet.

3. catapult according to claim 2, it is characterised in that：A caulking groove is opened up in the crotch of the bullet positive stop hook, and Magnet is placed in caulking groove, and bullet discharges from holding axis lower face opening and is adsorbed in magnet upper surface.

4. the catapult according to Claims 2 or 3, it is characterised in that：Two are smaller than between the lower ending opening and crotch The sum of bullet outer diameter, and more than single bullet outer diameter.

5. catapult according to claim 4, it is characterised in that：The crotch upper surface is arc-shaped concave surface.

6. catapult according to claim 1, it is characterised in that：The buckle closure has the plug-like portion extended towards hollow cavity, should It is held at axis upper end opening in place with buckle closure plug in plug-like portion.

7. catapult according to claim 6, it is characterised in that：The plug-like portion is elastomer, and axis is held with effective closing Upper end opening.

8. catapult according to claim 1, it is characterised in that：The holding axis opens up one on the side wall of upper end opening Loading port, the loading port be through-hole that single bullet is allowed to be packed into and its connected with hollow cavity, be additionally provided with one at the loading port Bullet mouth catch, effectively to close loading port.

9. catapult according to claim 8, it is characterised in that：The plug-like portion of the buckle closure has at loading port to step down Slot, with the connection of unobstructed loading port and hollow cavity.

10. catapult according to claim 1, it is characterised in that：A shim is additionally provided in the limitting casing, the separation Piece is placed in through-hole and through-hole is divided into two holes that finger is allowed to pass through, and the shim is integrally connected with limitting casing.