CN201016641Y

CN201016641Y - Folding crossbow with pinpoint accuracy

Info

Publication number: CN201016641Y
Application number: CNU200720089760XU
Authority: CN
Inventors: 沈三龙
Original assignee: Individual
Current assignee: Individual
Priority date: 2007-03-22
Filing date: 2007-03-22
Publication date: 2008-02-06
Anticipated expiration: 2017-03-22

Abstract

The utility model discloses a foldable high precision crossbow, including a bracket, a slide way, a trigger assembly, a bow string assembly and a fore sight. The bottom of the slide way is square which is clamped in a square slot of the bracket. Front and rear sides of the slide way are connected with ends of the front and rear brackets respectively. A steel ball tube is installed between tops of the front and rear brackets. A steel ball discharge mechanism is positioned between the steel ball tube and the slide way. A fore sight is installed on the top of the front bracket. The bow string assembly includes two elastic arcualia and chord string. Inner ends of the two elastic arcualia are respectively articulated with a sidewall of the front bracket and can fold backwards. And in addition, inner ends of the two elastic arcualia are fixed actively on the slide way or the front bracket through a connecting structure respectively to provide elastic force. Chord string is mounted between outer ends of the two elastic arcualia. The utility model has the advantages of a simple structure, easy operation, a high precision shooting. In addition, the elastic arcualia, can be folded and the arrow body is uniformly stressed, thus, the utility model possesses good social-economic benefits.

Description

Collapsible pinpoint accuracy crossbow

One, the utility model relates to a kind of crossbow that can launch arrow and steel ball, particularly relates to a kind of collapsible pinpoint accuracy crossbow.

Two, background technology:

Along with expanding economy, people's living standard improves constantly, and after work, people carry out various recreations, to improve the physical and mental health of self.Shooting sports is a kind of motion that must concentrate to merge skill and notice, liked by common people, it not only can increase people's judgment can train notice again, therefore various places are equipped with special-purpose shooting range and use for the fan, and hold all types of matches often to advocate this type games, its pouplarity this shows, wherein archery is one of new motion of rising in recent years, be loved by the people, the bow and crossbow and the bow and crossbow in ancient times of archery usefulness have very big difference now, the crossbow in ancient times utilizes the ejection force of bowstring that rocket body is launched, it simple in structure: only have a back of a bow and bowstring to constitute, be convenient to operation: both arms strut its bowstring, just can launch.But because it is in emission process, both arms should support string, keep the relatively stable of bow body again, so cause its hit rate to reduce, thereby people improve this structure, and present crossbow is an one with the sets of advantages of bow and arrow and rifle, and the string on the mat crossbow is colluded after colluding the string button, arrow is placed on the slideway, cocking makes string discharge and the string arrow can be penetrated, and arrow penetrates along slideway, has improved design accuracy greatly, can shoot an arrow, also can penetrate steel ball, what have not only can shoot an arrow but also can penetrate steel ball, and arculae causes bulky but existing crossbow is because of being provided with fixedly, carry when no matter being motion and go out, or finish using and all feel inconvenience when collecting, in addition, the slideway bottom is a circular arc, cause the faying face of slideway and rifle body to occur easily rotating, influence fire accuracy.

Three, utility model content:

The purpose of this utility model: overcome the defective of prior art, provide a kind of simple in structure, easy to operate, can fold and rocket body is stressed evenly, fire accuracy is high collapsible pinpoint accuracy crossbow.

The technical solution of the utility model is: a kind of collapsible pinpoint accuracy crossbow, contain carriage, slideway, the trigger assembly, bowstring assembly and foresight, described slideway bottom is square, be installed in the square draw-in groove of carriage, and described slideway rear and front end is connected with the lower end of front and back support respectively, front and back support is equipped with the steel ball pipe between the upper end, be provided with the steel ball output mechanism between steel ball pipe and the slideway, the top of fore-stock is equipped with foresight, the after-poppet top is equipped with leaf sight, described bowstring assembly comprises two elasticity arculae chord lines, the inner of two elasticity arculaes is side walls hinged with described fore-stock respectively, can fold back, and the inner of two elasticity arculaes is fixed on slideway or the fore-stock by bindiny mechanism's activity, so that elastic force is provided, be provided with the string of a musical instrument between the outer end of two elasticity arculaes.

Be respectively arranged with the carbide alloy bar on the sliding surface of described slideway upper surface and arrow sliding surface and steel ball, described carbide alloy bar vertically distributes along slideway.

The inner of described elasticity arculae is provided with one and turns plate, this turns plate and leans against on the sidewall of fore-stock, " [" type clamp and a bolt are contained in described bindiny mechanism, wherein, " [" type clamp turns integrated circuit board with two elasticity arculaes, and bolt will " [" type clamp be fixed on the described slideway front end face.

Described bolt front end is provided with an annulus or hook.

The outer end of described two elasticity arculaes is installed a pulley respectively, and the two ends of the described string of a musical instrument are separately fixed at the outer end of two elasticity arculaes, and the string of a musical instrument is walked around from two pulleys; The described string of a musical instrument moves on described slideway, and the home position of its home position and crossbow bolt and steel ball point-blank.

The beneficial effects of the utility model are:

1, the inner of elasticity arculae of the present utility model and fore-stock are hinged, can rotate, the elasticity arculae can fold when transportation and collection, with carriage and together, significantly reduce the horizontal volume of crossbow, being convenient to people carries, in addition, " [" type clamp turns integrated circuit board with two elasticity arculaes, and bolt will " [" type clamp be fixed on the slideway front end face, the elasticity arculae can be fixed like this, so that enough elastic force is provided, adopt this structure can simplify installation procedure, be convenient to the elasticity arculae and fix and fold, use very convenient.

2, slideway of the present utility model bottom is square, and is installed in the square draw-in groove of carriage, has solved the defective of the relative carriage turns of slideway effectively, accurate positioning between slideway and the carriage, and fixation has correspondingly improved fire accuracy.

3, the utility model scope of application is wide, both can be used as amusement, can be used as the instrument of going hunting again, be the splendid substitute of shotgun, after the popularization, can reduce the use of spreading unchecked of various gun such as shotgun greatly, meet the existing policy of China, have good society and economic benefit.

Four, description of drawings:

Fig. 1 is one of structural representation of collapsible pinpoint accuracy crossbow;

Fig. 2 is the vertical view of collapsible pinpoint accuracy crossbow shown in Figure 1;

Fig. 3 is the sectional view of slideway shown in Figure 1;

Fig. 4 be collapsible pinpoint accuracy crossbow structural representation two.

Five, the specific embodiment:

Embodiment one: referring to Fig. 1, Fig. 2 and Fig. 3, slideway 6 bottoms of collapsible pinpoint accuracy crossbow are square, and be installed in the square draw-in groove of carriage 8, solved the defective that slideway 6 rotates relative to carriage 8 effectively, accurate positioning between slideway 6 and the carriage 8, improve fire accuracy, slideway 6 rear and front ends respectively with fore-stock 3, the lower end of after-poppet 9 connects, between fore-stock 3 and after-poppet 9 upper ends steel ball pipe 7 is installed, being provided with the steel ball output mechanism between steel ball pipe 7 and the slideway 6 (does not draw among the figure, be prior art, can adopt on the steel ball pipe 7 outlet is set, manually steel ball is pressed into slideway 6, also can adopt alternate manner, do not describe in detail one by one), so that the control steel ball is put in the slideway 6 one by one, the top of fore-stock 3 is equipped with foresight 4, leaf sight 10 is installed on the after-poppet 9, carriage 8 rear ends are equipped with the trigger assembly and (specifically do not draw among the figure, be prior art), the bowstring assembly comprises two the elasticity arculaes 5 and the string of a musical instrument 12, the inner of two elasticity arculaes 5 is side walls hinged with fore-stock 3 respectively, can fold back, and the inner of two elasticity arculaes 3 is provided with one and turns plate, this turns plate and leans against on the sidewall of fore-stock 3, " [" type clamp 2 turns integrated circuit board with two elasticity arculaes 5, bolt 1 will " [" type clamp 2 be fixed on slideway 6 front end faces, and bolt 1 front end is provided with an annulus or hook, is convenient to the suspension of crossbow.The outer end of two elasticity arculaes 5 is installed a pulley 11 respectively, and the two ends of the string of a musical instrument 12 are separately fixed at the outer end (also can be fixed in the rotating shaft of pulley 11) of two elasticity arculaes 5, and the string of a musical instrument 12 is walked around from two pulleys 11; One string of a musical instrument 12 moves on slideway 6 upper surfaces, and the home position of its home position and crossbow bolt and steel ball makes crossbow bolt and steel ball stressed evenly point-blank like this, improves fire accuracy.Steel ball pipe 7 can also prevent that crossbow bolt and steel ball upwards break away from slideway 6 in addition.

In order to prolong the service life of slideway 6, on the sliding surface of slideway 6 upper surfaces and crossbow bolt and steel ball, be respectively arranged with carbide alloy bar 13, carbide alloy bar 13 vertically distributes along slideway 6, and this carbide alloy bar 13 can be a steel wire.

During shooting, bolt on 1 and clamp 2, elasticity arculae 5 is fixed, again the string of a musical instrument 12 is suspended on the trigger, elasticity arculae 5 flexural deformations this moment, produce enough elastic force, crossbow bolt is put on the crossbow bolt sliding surface of slideway 6, after the aiming, cocking, the string of a musical instrument 12 promotes crossbow bolt and travels forward along slideway 6, until ejaculation.When needing the emission steel ball, steel ball enters on the steel ball sliding surface of slideway 6 seriatim by the steel ball output mechanism from steel ball pipe 7, and the promotion by the string of a musical instrument 12 travels forward along slideway 6, until ejaculation.

Shooting finishes, and unclamps bolt 1 and clamp 2, and elasticity arculae 5 rotates backward, and folds into the both sides of carriage 8, and is easy to carry and transport.

Embodiment two: referring to Fig. 4, present embodiment and embodiment one are basic identical, something in common does not repeat, difference is: the shape difference of carriage 8, embodiment one carriage 8 be shaped as rifle, in the present embodiment carriage 8 be shaped as gun type, and, the buttstrap that can fold 14 is installed on the after-poppet 9.

Change the structure and the shape of the planform of carriage, the fixed form that changes elasticity arculae and slideway and change carbide alloy bar, can form a plurality of embodiment, be common excursion of the present utility model, do not describe in detail one by one at this.

Claims

1. collapsible pinpoint accuracy crossbow, contain carriage, slideway, the trigger assembly, bowstring assembly and foresight, it is characterized in that: described slideway bottom is square, be installed in the square draw-in groove of carriage, and described slideway rear and front end is connected with the lower end of front and back support respectively, front and back support is equipped with the steel ball pipe between the upper end, be provided with the steel ball output mechanism between steel ball pipe and the slideway, the top of fore-stock is equipped with foresight, the after-poppet top is equipped with leaf sight, described bowstring assembly comprises two elasticity arculae chord lines, the inner of two elasticity arculaes is side walls hinged with described fore-stock respectively, can fold back, and the inner of two elasticity arculaes is fixed on slideway or the fore-stock by bindiny mechanism's activity, so that elastic force is provided, be provided with the string of a musical instrument between the outer end of two elasticity arculaes.

2. collapsible pinpoint accuracy crossbow according to claim 1 is characterized in that: be respectively arranged with the carbide alloy bar on the sliding surface of described slideway upper surface and arrow sliding surface and steel ball, described carbide alloy bar vertically distributes along slideway.

3. collapsible pinpoint accuracy crossbow according to claim 1, it is characterized in that: the inner of described elasticity arculae is provided with one and turns plate, this turns plate and leans against on the sidewall of fore-stock, " [" type clamp and a bolt are contained in described bindiny mechanism, wherein, " [" type clamp turns integrated circuit board with two elasticity arculaes, and bolt will " [" type clamp be fixed on the described slideway front end face.

4. collapsible pinpoint accuracy crossbow according to claim 3 is characterized in that: described bolt front end is provided with an annulus or hook.

5. according to the arbitrary described collapsible pinpoint accuracy crossbow of claim 1～4, it is characterized in that: the outer end of described two elasticity arculaes is installed a pulley respectively, the two ends of the described string of a musical instrument are separately fixed at the outer end of two elasticity arculaes, and the string of a musical instrument is walked around from two pulleys; The described string of a musical instrument moves on described slideway, and the home position of its home position and crossbow bolt and steel ball point-blank.