CN204854471U - Mechanical type catapult - Google Patents
Mechanical type catapult Download PDFInfo
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- CN204854471U CN204854471U CN201520557409.3U CN201520557409U CN204854471U CN 204854471 U CN204854471 U CN 204854471U CN 201520557409 U CN201520557409 U CN 201520557409U CN 204854471 U CN204854471 U CN 204854471U
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- rubber band
- shell
- skin pocket
- hole
- seat board
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Abstract
The utility model discloses a mechanical type catapult belongs to sports body -building apparatus technical field, its characterized in that: including handle and connecting rod, the handle is by the shell, the trigger, skin pocket clamping, bedplate and rubber band jam plate constitute, skin pocket clamping rotates to be connected on the shell, it has arc spout hole to open on the bedplate, the trigger comprises with the slope slide transverse sliding plate, it has horizontal spout hole and inclines the inclined sliding groove hole to open on the slope slide, be connected with first screw rod on the bedplate, bedplate and slope slide sliding connection, the bottom of rubber band jam plate is connected with the second screw rod, rubber band jam plate and slope slide sliding connection, slope slide and bedplate sliding connection, be connected with the screw on the slope slide, the top of bedplate is connected with the pin, the cross -under has return spring on the pin, return spring's one end and screw draw close, the other end draws close with the interior roof of shell. The utility model discloses both improve the safety in utilization of catapult, and makeed the accuracy of fire of whole catapult improve greatly again.
Description
Technical field
The utility model relates to sports body-building apparatus technical field, particularly relates to a kind of mechanical type catapult.
Background technology
Current catapult is on the market mostly make of the branch of trees, and in " bifurcation " font, rubber band is fastened at upper two, and the skin bit of a parcel bullet is fastened in rubber band stage casing.Its power is determined by the pulling force of rubber band, and rubber band pulling force is larger, and the power of catapult is larger.
As can be seen here, rubber band is important composition parts of catapult.In addition, rubber band also has certain influence to catapult precise degrees, therefore, carries out suitably maintenance significant to rubber band.Rubber band is rubber, needs to be kept at cool place, drying and clean, anacidity, alkali-free, without oil, free from corrosion place, day illumination also will be avoided to shine and moist.After using, if the long period need not, should be cleaned clean, dry in the shade, then accept.If words with good conditionsi spill some talcum powder before accepting, talcum powder not only can prevent rubber band inter-adhesive, and can be moistureproof, is beneficial to the maintenance of rubber band.In addition, do not put together, in order to avoid prick bad with the thing of some band spines, corner angle when depositing.
Along with people are to the pursuit of catapult quality, also occurred some metal catapults on the market, the more wooden catapult of this catapult, intensity is higher, better quality, is more and more subject to the favor of people.But the most rustic of metal catapult on the market, launches accuracy lower.
Publication number is CN202195747U, publication date is that the Chinese patent literature of on 04 18th, 2012 discloses a kind of catapult support, comprise the catapult rack body that front and back end is respectively transmitting terminal and shoots end, the catapult pocket release held and be provided with for carrying out emission control to catapult pocket is shot at catapult rack body, it is characterized in that: be provided with at catapult rack body transmitting terminal the supporting construction that the rubber band for being fixed on the one end walking around this transmitting terminal on catapult pocket supports, the described catapult rack body be positioned at after described supporting construction is provided with the hanging point support for being fixed described rubber band.
Catapult disclosed in this patent document, by the catapult rack body after supporting construction arranges hanging point support, make rubber band can walk around the supporting construction of this catapult rack body transmitting terminal, then hang on hanging point support, the length of catapult support can be shortened while meeting elastic force, be easy to carry; But this structure greatly reduces the accuracy of fire of catapult, and safety in utilization is poor.
Publication number is CN203203468U, publication date is that the Chinese patent literature of on 09 18th, 2013 discloses a kind of sports body-building catapult with magazine, comprise catapult handle, with catapult the elastic bow shape arm be fixedly connected with, two elastic threads connected near the upper end of elastic bow shape arm, article two, connected by skin pocket between elastic threads, the inside of catapult handle is provided with magazine, it is characterized in that: described magazine is in communication with the outside the upper bullet mouth that goes out by being arranged on catapult, the interior survey going out bullet mouth is provided with baffle plate, barrier slides is arranged on the wall of magazine, the lateral wall of baffle plate is fixedly connected with protruding button.
The disclosed sports body-building catapult with magazine of this patent document, by being arranged on catapult upper going out bullet mouth, and is going out inside bullet mouth to be provided with baffle plate, can prevent bullet end user run or other vigorous exercises time drop; Baffle plate arranges iron block, coordinates with the magnet being arranged on magazine top, such that baffle plate can be stable closed go out bullet mouth, although improve the safety in utilization of catapult, but arranging of baffle plate defines certain obstruction to the injection of bullet, the accuracy of fire of catapult is reduced greatly.
Utility model content
The utility model is in order to overcome the defect of above-mentioned prior art, a kind of mechanical type catapult is provided, skin pocket clip of the present utility model and rubber band jam plate cooperatively interact, skin pocket is firmly clamped, can not produce and rock, both improve the safety in utilization of catapult, and make again the accuracy of fire of whole catapult greatly improve.
The utility model is achieved through the following technical solutions:
A kind of mechanical type catapult, comprise rubber band frame, skin pocket and rubber band, the two ends of skin pocket are connected with rubber band frame by rubber band, it is characterized in that: also comprise handle and connecting rod, described connecting rod one end is connected with rubber band frame, the other end is connected with handle, described handle is by shell, trigger, skin pocket clip, the seat board and the rubber band jam plate that are positioned at shell are formed, described skin pocket clip is rotatably connected on the roof of shell, described seat board is connected with shell, seat board has arc chute hole, described trigger is connected and composed by cross slide and the tilting slide plate being positioned at shell, tilting slide plate has horizontal concrete chute hole and tip chute hole, described seat board is connected with the first screw rod through horizontal concrete chute hole, described seat board is slidably connected by the first screw rod and tilting slide plate, the bottom of described rubber band jam plate is connected with successively through tilting slide plate, second screw rod of seat board and rubber band jam plate, described rubber band jam plate is slidably connected by the second screw rod and tilting slide plate, housing top is stretched out at the top of rubber band jam plate, described tilting slide plate is slidably connected by the second screw rod and seat board, described tilting slide plate is connected with the screw be positioned at above horizontal concrete chute hole, the top of seat board is connected with pin, on described pin, cross-under has return spring, one end and the screw of return spring are abutted against, the other end and shell inner roof wall are abutted against.
Described skin pocket clip is made up of the first rotating shaft, the first toll bar, the second rotating shaft and the second toll bar, first toll bar is socketed in the first rotating shaft, second toll bar is socketed in the second rotating shaft, the axial clearance holding skin pocket is had between first toll bar and the second toll bar, first toll bar and the second toll bar all have semi-circular recesses, and two semi-circular recesses are arranged symmetrically with.
The front end of described skin pocket clip is provided with limit base, has the gap holding rubber band jam plate top between limit base and skin pocket clip, and limit base is made up of two symmetrically arranged limited posts, and limit base is fixedly connected with shell.
The rear end of described skin pocket clip is provided with the storehouse, location be fixedly connected on shell, storehouse, location is connected and composed by cover plate, location-plate and two side plates, location-plate has the first peep hole, the top of rubber band jam plate has the second peep hole, and the first peep hole is corresponding with the second peep hole.
The center of described skin pocket has the hemisphere face groove for holding bullet.
Described cross slide has hole clipping, shell is rotatably connected to card wheel, the card wheel shaft of card wheel and hole clipping clamping.
Described connecting rod is telescopic structure, the expansion link comprising urceolus, positioning sleeve, positioning seat and be flexibly connected with the inwall of urceolus, positioning sleeve has locating hole, positioning seat is hinged with insert sheet for positioning, expansion link has the through hole corresponding with locating hole, positioning sleeve and positioning seat are socketed on the outer wall of urceolus respectively, insert sheet for positioning and locating hole clamping.
Described positioning seat is provided with returning pull-spring, and returning pull-spring one end is connected with positioning seat, and the other end is connected with insert sheet for positioning.
The inwall of described urceolus is connected with and adds force.
Described rubber band frame is made up of " U " type support, joint sleeve and hand handle from top to bottom successively, and " U " type support is fixedly connected with joint sleeve, and joint sleeve and hand are hinged.
Operation principle of the present utility model is as follows:
During use, first in skin pocket, put into bullet, then skin pocket is pulled to skin pocket clip place, the skin pocket that bullet is housed is clamped by the first toll bar of skin pocket clip and the second toll bar, because housing top is stretched out at the top of rubber band jam plate, the top of rubber band jam plate just forms a barrier effect to skin pocket clip, can prevent the improper ejection of the bullet in skin pocket, ensures that skin pocket clip clamps skin pocket firmly, touch trigger again, trigger moves backward under the effect of the first screw rod, trigger moves along arc chute hole under the effect of the second screw rod simultaneously, be through the tilting slide plate of trigger due to the second screw rod and be connected on rubber band jam plate, therefore, trigger moves and just drives the second screw rod to move down along tip chute hole, thus rubber band jam plate is fallen, the rubber band jam plate protruding from case top falls in housing, rubber band jam plate disappears to the barrier effect of skin pocket clip, because rubber band exists elastic pulling force, rubber band is to skin pocket active force to rubber band frame direction, skin pocket clip is rotated, first toll bar and the second toll bar are opened, thus release skin pocket, bullet in skin pocket is ejected.After bullet ejects, under the effect of return spring, trigger moves forward, trigger moves along arc chute hole and is back to initial position under the effect of the second screw rod, thus drive the second screw rod to move up along tip chute hole, make rubber band jam plate top stretch out the roof of housing, so far, complete a bullet and eject the cycle.
The beneficial effects of the utility model main manifestations is in the following areas:
One, the utility model, comprise handle and connecting rod, connecting rod one end is connected with rubber band frame, the other end is connected with handle, handle is made up of shell, trigger, skin pocket clip, the seat board being positioned at shell and rubber band jam plate, skin pocket clip is rotatably connected on the roof of shell, can realize the good clamping of skin pocket and effective ejection of bullet, seat board is connected with shell, seat board has arc chute hole, trigger is connected and composed by cross slide and the tilting slide plate being positioned at shell, tilting slide plate has horizontal concrete chute hole and tip chute hole, seat board is connected with the first screw rod through horizontal concrete chute hole, seat board is slidably connected by the first screw rod and tilting slide plate, the bottom of rubber band jam plate is connected with successively through tilting slide plate, second screw rod of seat board and rubber band jam plate, rubber band jam plate is slidably connected by the second screw rod and tilting slide plate, housing top is stretched out at the top of rubber band jam plate, tilting slide plate is slidably connected by the second screw rod and seat board, the top of rubber band jam plate just forms a barrier effect to skin pocket clip, the improper ejection of the bullet in skin pocket can be prevented, ensure that skin pocket clip clamps skin pocket firmly, when bullet will be ejected, touch trigger gently, trigger moves backward under the effect of the first screw rod, trigger moves along arc chute hole under the effect of the second screw rod simultaneously, trigger moves drive second screw rod and moves down along tip chute hole, rubber band jam plate is fallen, rubber band jam plate disappears to the barrier effect of skin pocket clip, rubber band is to skin pocket active force to rubber band frame direction, skin pocket clip is rotated, first toll bar and the second toll bar are opened, bullet in skin pocket is ejected, whole bullet ejection process is quite safe, and coordinated by skin pocket clip and rubber band jam plate due to the clamping of skin pocket, firm grip is stablized, double swerve can not be produced, therefore, the track that bullet ejects is that antarafacial is vertical with the horizontal segment of rubber band frame, the accuracy of fire of whole catapult is improved greatly, tilting slide plate is connected with the screw be positioned at above horizontal concrete chute hole, the top of seat board is connected with pin, and on pin, cross-under has return spring, and one end and the screw of return spring are abutted against, the other end and shell inner roof wall are abutted against, and can realize the triggering return of trigger easily, as a complete technical scheme, both ensure that the safety in utilization of catapult, and made again the accuracy of fire of catapult greatly improve, and in addition, pulled rubber band can temper the arm strength of people, there is good body-building effect.
Two, the utility model, skin pocket clip is made up of the first rotating shaft, the first toll bar, the second rotating shaft and the second toll bar, first toll bar is socketed in the first rotating shaft, second toll bar is socketed in the second rotating shaft, the axial clearance holding skin pocket is had between first toll bar and the second toll bar, skin pocket can be pulled in the axial clearance between the first toll bar and the second toll bar smoothly, and the first toll bar and the second toll bar form certain clamping action to skin pocket; First toll bar and the second toll bar all have semi-circular recesses, two semi-circular recesses are arranged symmetrically with, bullet in skin pocket just can be stuck in two symmetrically arranged semi-circular recesses, whole skin pocket is enable firmly to be clamped further, effectively can prevent the improper ejection of bullet, ensure safety in utilization.
Three, the utility model, the front end of skin pocket clip is provided with limit base, the gap holding rubber band jam plate top is had between limit base and skin pocket clip, limit base is made up of two symmetrically arranged limited posts, limit base is fixedly connected with shell, when triggering trigger, rubber band jam plate falls, skin pocket drives skin pocket clip to rotate under rubber band pulling force, thus ejection bullet, due to the setting of limit base, skin pocket clip can form certain stop when rotating, skin pocket clip rotational angle is limited to certain limit, shorten the lateral displacement produced when skin pocket ejects, thus improve the accuracy of fire of whole catapult further.
Four, the utility model, the rear end of skin pocket clip is provided with the storehouse, location be fixedly connected on shell, storehouse, location is connected and composed by cover plate, location-plate and two side plates, location-plate has the first peep hole, the top of rubber band jam plate has the second peep hole, first peep hole is corresponding with the second peep hole, and storehouse, location can prevent skin pocket clip from rotating backward, security during guarantee fire observation; First peep hole is corresponding with the second peep hole, and person easy to use aims at, and the accuracy of fire is improved.
Five, the utility model, the center of skin pocket has the hemisphere face groove for holding bullet, can prevent bullet from sliding up and down at skin pocket inwall, bullet is made to remain at the center of skin pocket, on the one hand, skin pocket clip is clamped more firm, on the other hand, the ejection track of bullet can not be on the upper side or on the lower side, is beneficial to the raising accuracy of fire.
Six, the utility model, cross slide has hole clipping, shell is rotatably connected to card wheel, the card wheel shaft of card wheel and hole clipping clamping, the skin pocket that bullet is housed is clamped on skin pocket clip, trigger is triggered if do not want, can rotate card wheel, the card wheel shaft that card is taken turns is through in the hole clipping of trigger cross slide, and trigger is by locking, effectively can prevent the false triggering of trigger, improve safety in utilization.
Seven, the utility model, connecting rod is telescopic structure, comprise urceolus, positioning sleeve, positioning seat and the expansion link be flexibly connected with the inwall of urceolus, positioning sleeve has locating hole, positioning seat is hinged with insert sheet for positioning, expansion link has the through hole corresponding with locating hole, positioning sleeve and positioning seat are socketed on the outer wall of urceolus respectively, insert sheet for positioning and locating hole clamping, pressure insert sheet for positioning, insert sheet for positioning is made to depart from through hole and locating hole, just can folding and unfolding expansion link easily, when expansion link tightens up, catapult shortens, the Portability of whole catapult can be improved, during expansion link pull-out, pull at rubber band skin pocket to be clamped in skin pocket clip, effectively temper arm strength, play good body-building effect.
Eight, the utility model, positioning seat is provided with returning pull-spring, returning pull-spring one end is connected with positioning seat, and the other end is connected with insert sheet for positioning, when after insert sheet for positioning pressure, expansion link is pulled out, release insert sheet for positioning, insert sheet for positioning, under the effect of returning pull-spring, inserts rapidly in the through hole of expansion link through locating hole, expansion link can be located, expansion link location is quite convenient.
Nine, the utility model, the inwall of urceolus is connected with and adds force, add the structural strength that force can strengthen whole urceolus, when pulling at rubber band, urceolus and expansion link uniformity in the horizontal direction can be kept, the junction of urceolus and expansion link can not bend, and extends the service life of whole catapult.
Ten, the utility model, rubber band frame is made up of " U " type support, joint sleeve and hand handle from top to bottom successively, " U " type support is fixedly connected with joint sleeve, joint sleeve and hand are hinged, and rubber band frame and connecting rod can couple together by joint sleeve very easily, and it is also quite easy to dismantle, the portability of further raising catapult, hand being hinged on joint sleeve, is convenient to grip, convenient when drawing rubber band.
Accompanying drawing explanation
Below in conjunction with specification drawings and specific embodiments, the utility model is described in further detail, wherein:
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the right view of handle in the utility model embodiment 4;
Fig. 3 is the structural representation of the utility model embodiment 5;
Fig. 4 is the structural representation of trigger in the utility model embodiment 6;
Fig. 5 is the structural representation blocking wheel in the utility model embodiment 7;
Fig. 6 is the structural representation of positioning sleeve in the utility model embodiment 7;
Fig. 7 is the structural representation of expansion link in the utility model embodiment 7;
Fig. 8 is the structural representation of the utility model embodiment 7;
Fig. 9 is the structural representation of the utility model embodiment 10;
Mark in figure: 1, rubber band frame, 2, skin pocket, 3, rubber band, 4, connecting rod, 5, shell, 6, trigger, 7, skin pocket clip, 8, seat board, 9, rubber band jam plate, 10, arc chute hole, 11, cross slide, 12, tilting slide plate, 13, horizontal concrete chute hole, 14, tip chute hole, 15, first screw rod, 16, second screw rod, 17, screw, 18, pin, 19, return spring, 20, first rotating shaft, 21, first toll bar, 22, second rotating shaft, 23, second toll bar, 24, semi-circular recesses, 25, limited post, 26, cover plate, 27, location-plate, 28, side plate, 29, first peep hole, 30, second peep hole, 31, hemisphere face groove, 32, hole clipping, 33, card wheel, 34, card wheel shaft, 35, urceolus, 36, positioning sleeve, 37, positioning seat, 38, expansion link, 39, locating hole, 40, insert sheet for positioning, 41, through hole, 42, returning pull-spring, 43, add force, 44, support, 45, joint sleeve, 46, hand handle.
Detailed description of the invention
Embodiment 1
See Fig. 1, a kind of mechanical type catapult, comprise rubber band frame 1, skin pocket 2 and rubber band 3, the two ends of skin pocket 2 are connected with rubber band frame 1 by rubber band 3, also comprise handle and connecting rod 4, described connecting rod 4 one end is connected with rubber band frame 1, the other end is connected with handle, described handle is by shell 5, trigger 6, skin pocket clip 7, the seat board 8 and the rubber band jam plate 9 that are positioned at shell 5 are formed, described skin pocket clip 7 is rotatably connected on the roof of shell 5, described seat board 8 is connected with shell 5, seat board 8 has arc chute hole 10, described trigger 6 is connected and composed by cross slide 11 and the tilting slide plate 12 being positioned at shell 5, tilting slide plate 12 has horizontal concrete chute hole 13 and tip chute hole 14, described seat board 8 is connected with the first screw rod 15 through horizontal concrete chute hole 13, described seat board 8 is slidably connected with tilting slide plate 12 by the first screw rod 15, the bottom of described rubber band jam plate 9 is connected with successively through tilting slide plate 12, second screw rod 16 of seat board 8 and rubber band jam plate 9, described rubber band jam plate 9 is slidably connected with tilting slide plate 12 by the second screw rod 16, shell 5 roof is stretched out at the top of rubber band jam plate 9, described tilting slide plate 12 is slidably connected with seat board 8 by the second screw rod 16, described tilting slide plate 12 is connected with the screw 17 be positioned at above horizontal concrete chute hole 13, the top of seat board 8 is connected with pin 18, on described pin 18, cross-under has return spring 19, one end and the screw 17 of return spring 19 are abutted against, the other end and shell 5 inner roof wall are abutted against.
The present embodiment is the most basic embodiment, and skin pocket clip is rotatably connected on the roof of shell, can realize the good clamping of skin pocket and effective ejection of bullet, seat board is connected with shell, seat board has arc chute hole, trigger is connected and composed by cross slide and the tilting slide plate being positioned at shell, tilting slide plate has horizontal concrete chute hole and tip chute hole, seat board is connected with the first screw rod through horizontal concrete chute hole, seat board is slidably connected by the first screw rod and tilting slide plate, the bottom of rubber band jam plate is connected with successively through tilting slide plate, second screw rod of seat board and rubber band jam plate, rubber band jam plate is slidably connected by the second screw rod and tilting slide plate, housing top is stretched out at the top of rubber band jam plate, tilting slide plate is slidably connected by the second screw rod and seat board, the top of rubber band jam plate just forms a barrier effect to skin pocket clip, the improper ejection of the bullet in skin pocket can be prevented, ensure that skin pocket clip clamps skin pocket firmly, when bullet will be ejected, touch trigger gently, trigger moves backward under the effect of the first screw rod, trigger moves along arc chute hole under the effect of the second screw rod simultaneously, trigger moves drive second screw rod and moves down along tip chute hole, rubber band jam plate is fallen, rubber band jam plate disappears to the barrier effect of skin pocket clip, rubber band is to skin pocket active force to rubber band frame direction, skin pocket clip is rotated, first toll bar and the second toll bar are opened, bullet in skin pocket is ejected, whole bullet ejection process is quite safe, and coordinated by skin pocket clip and rubber band jam plate due to the clamping of skin pocket, firm grip is stablized, double swerve can not be produced, therefore, the track that bullet ejects is that antarafacial is vertical with the horizontal segment of rubber band frame, the accuracy of fire of whole catapult is improved greatly, tilting slide plate is connected with the screw be positioned at above horizontal concrete chute hole, the top of seat board is connected with pin, and on pin, cross-under has return spring, and one end and the screw of return spring are abutted against, the other end and shell inner roof wall are abutted against, and can realize the triggering return of trigger easily, as a complete technical scheme, both ensure that the safety in utilization of catapult, and made again the accuracy of fire of catapult greatly improve, and in addition, pulled rubber band can temper the arm strength of people, there is good body-building effect.
Embodiment 2
See Fig. 1 and Fig. 2, a kind of mechanical type catapult, comprise rubber band frame 1, skin pocket 2 and rubber band 3, the two ends of skin pocket 2 are connected with rubber band frame 1 by rubber band 3, also comprise handle and connecting rod 4, described connecting rod 4 one end is connected with rubber band frame 1, the other end is connected with handle, described handle is by shell 5, trigger 6, skin pocket clip 7, the seat board 8 and the rubber band jam plate 9 that are positioned at shell 5 are formed, described skin pocket clip 7 is rotatably connected on the roof of shell 5, described seat board 8 is connected with shell 5, seat board 8 has arc chute hole 10, described trigger 6 is connected and composed by cross slide 11 and the tilting slide plate 12 being positioned at shell 5, tilting slide plate 12 has horizontal concrete chute hole 13 and tip chute hole 14, described seat board 8 is connected with the first screw rod 15 through horizontal concrete chute hole 13, described seat board 8 is slidably connected with tilting slide plate 12 by the first screw rod 15, the bottom of described rubber band jam plate 9 is connected with successively through tilting slide plate 12, second screw rod 16 of seat board 8 and rubber band jam plate 9, described rubber band jam plate 9 is slidably connected with tilting slide plate 12 by the second screw rod 16, shell 5 roof is stretched out at the top of rubber band jam plate 9, described tilting slide plate 12 is slidably connected with seat board 8 by the second screw rod 16, described tilting slide plate 12 is connected with the screw 17 be positioned at above horizontal concrete chute hole 13, the top of seat board 8 is connected with pin 18, on described pin 18, cross-under has return spring 19, one end and the screw 17 of return spring 19 are abutted against, the other end and shell 5 inner roof wall are abutted against.
Described skin pocket clip 7 is made up of the first rotating shaft 20, first toll bar 21, second rotating shaft 22 and the second toll bar 23, first toll bar 21 is socketed in the first rotating shaft 20, second toll bar 23 is socketed in the second rotating shaft 22, the axial clearance holding skin pocket 2 is had between first toll bar 21 and the second toll bar 23, first toll bar 21 and the second toll bar 23 all have semi-circular recesses 24, and two semi-circular recesses 24 are arranged symmetrically with.
The present embodiment is another better embodiment, skin pocket clip is made up of the first rotating shaft, the first toll bar, the second rotating shaft and the second toll bar, first toll bar is socketed in the first rotating shaft, second toll bar is socketed in the second rotating shaft, the axial clearance holding skin pocket is had between first toll bar and the second toll bar, skin pocket can be pulled in the axial clearance between the first toll bar and the second toll bar smoothly, and the first toll bar and the second toll bar form certain clamping action to skin pocket; First toll bar and the second toll bar all have semi-circular recesses, two semi-circular recesses are arranged symmetrically with, bullet in skin pocket just can be stuck in two symmetrically arranged semi-circular recesses, whole skin pocket is enable firmly to be clamped further, effectively can prevent the improper ejection of bullet, ensure safety in utilization.
Embodiment 3
See Fig. 1 and Fig. 2, a kind of mechanical type catapult, comprise rubber band frame 1, skin pocket 2 and rubber band 3, the two ends of skin pocket 2 are connected with rubber band frame 1 by rubber band 3, also comprise handle and connecting rod 4, described connecting rod 4 one end is connected with rubber band frame 1, the other end is connected with handle, described handle is by shell 5, trigger 6, skin pocket clip 7, the seat board 8 and the rubber band jam plate 9 that are positioned at shell 5 are formed, described skin pocket clip 7 is rotatably connected on the roof of shell 5, described seat board 8 is connected with shell 5, seat board 8 has arc chute hole 10, described trigger 6 is connected and composed by cross slide 11 and the tilting slide plate 12 being positioned at shell 5, tilting slide plate 12 has horizontal concrete chute hole 13 and tip chute hole 14, described seat board 8 is connected with the first screw rod 15 through horizontal concrete chute hole 13, described seat board 8 is slidably connected with tilting slide plate 12 by the first screw rod 15, the bottom of described rubber band jam plate 9 is connected with successively through tilting slide plate 12, second screw rod 16 of seat board 8 and rubber band jam plate 9, described rubber band jam plate 9 is slidably connected with tilting slide plate 12 by the second screw rod 16, shell 5 roof is stretched out at the top of rubber band jam plate 9, described tilting slide plate 12 is slidably connected with seat board 8 by the second screw rod 16, described tilting slide plate 12 is connected with the screw 17 be positioned at above horizontal concrete chute hole 13, the top of seat board 8 is connected with pin 18, on described pin 18, cross-under has return spring 19, one end and the screw 17 of return spring 19 are abutted against, the other end and shell 5 inner roof wall are abutted against.
Described skin pocket clip 7 is made up of the first rotating shaft 20, first toll bar 21, second rotating shaft 22 and the second toll bar 23, first toll bar 21 is socketed in the first rotating shaft 20, second toll bar 23 is socketed in the second rotating shaft 22, the axial clearance holding skin pocket 2 is had between first toll bar 21 and the second toll bar 23, first toll bar 21 and the second toll bar 23 all have semi-circular recesses 24, and two semi-circular recesses 24 are arranged symmetrically with.
The front end of described skin pocket clip 7 is provided with limit base, has the gap holding rubber band jam plate 9 top between limit base and skin pocket clip 7, and limit base is made up of two symmetrically arranged limited posts 25, and limit base is fixedly connected with shell 5.
The present embodiment is another better embodiment, the front end of skin pocket clip is provided with limit base, the gap holding rubber band jam plate top is had between limit base and skin pocket clip, limit base is made up of two symmetrically arranged limited posts, limit base is fixedly connected with shell, when triggering trigger, rubber band jam plate falls, skin pocket drives skin pocket clip to rotate under rubber band pulling force, thus ejection bullet, due to the setting of limit base, skin pocket clip can form certain stop when rotating, skin pocket clip rotational angle is limited to certain limit, shorten the lateral displacement produced when skin pocket ejects, thus improve the accuracy of fire of whole catapult further.
Embodiment 4
See Fig. 1 and Fig. 2, a kind of mechanical type catapult, comprise rubber band frame 1, skin pocket 2 and rubber band 3, the two ends of skin pocket 2 are connected with rubber band frame 1 by rubber band 3, also comprise handle and connecting rod 4, described connecting rod 4 one end is connected with rubber band frame 1, the other end is connected with handle, described handle is by shell 5, trigger 6, skin pocket clip 7, the seat board 8 and the rubber band jam plate 9 that are positioned at shell 5 are formed, described skin pocket clip 7 is rotatably connected on the roof of shell 5, described seat board 8 is connected with shell 5, seat board 8 has arc chute hole 10, described trigger 6 is connected and composed by cross slide 11 and the tilting slide plate 12 being positioned at shell 5, tilting slide plate 12 has horizontal concrete chute hole 13 and tip chute hole 14, described seat board 8 is connected with the first screw rod 15 through horizontal concrete chute hole 13, described seat board 8 is slidably connected with tilting slide plate 12 by the first screw rod 15, the bottom of described rubber band jam plate 9 is connected with successively through tilting slide plate 12, second screw rod 16 of seat board 8 and rubber band jam plate 9, described rubber band jam plate 9 is slidably connected with tilting slide plate 12 by the second screw rod 16, shell 5 roof is stretched out at the top of rubber band jam plate 9, described tilting slide plate 12 is slidably connected with seat board 8 by the second screw rod 16, described tilting slide plate 12 is connected with the screw 17 be positioned at above horizontal concrete chute hole 13, the top of seat board 8 is connected with pin 18, on described pin 18, cross-under has return spring 19, one end and the screw 17 of return spring 19 are abutted against, the other end and shell 5 inner roof wall are abutted against.
Described skin pocket clip 7 is made up of the first rotating shaft 20, first toll bar 21, second rotating shaft 22 and the second toll bar 23, first toll bar 21 is socketed in the first rotating shaft 20, second toll bar 23 is socketed in the second rotating shaft 22, the axial clearance holding skin pocket 2 is had between first toll bar 21 and the second toll bar 23, first toll bar 21 and the second toll bar 23 all have semi-circular recesses 24, and two semi-circular recesses 24 are arranged symmetrically with.
The front end of described skin pocket clip 7 is provided with limit base, has the gap holding rubber band jam plate 9 top between limit base and skin pocket clip 7, and limit base is made up of two symmetrically arranged limited posts 25, and limit base is fixedly connected with shell 5.
The rear end of described skin pocket clip 7 is provided with the storehouse, location be fixedly connected on shell 5, storehouse, location is connected and composed by cover plate 26, location-plate 27 and two side plates 28, location-plate 27 has the first peep hole 29, it is corresponding with the second peep hole 30 that the top of rubber band jam plate 9 has the second peep hole 30, first peep hole 29.
The present embodiment is another better embodiment, the rear end of skin pocket clip is provided with the storehouse, location be fixedly connected on shell, storehouse, location is connected and composed by cover plate, location-plate and two side plates, location-plate has the first peep hole, the top of rubber band jam plate has the second peep hole, first peep hole is corresponding with the second peep hole, and storehouse, location can prevent skin pocket clip from rotating backward, security during guarantee fire observation; First peep hole is corresponding with the second peep hole, and person easy to use aims at, and the accuracy of fire is improved.
Embodiment 5
See Fig. 2 and Fig. 3, a kind of mechanical type catapult, comprise rubber band frame 1, skin pocket 2 and rubber band 3, the two ends of skin pocket 2 are connected with rubber band frame 1 by rubber band 3, also comprise handle and connecting rod 4, described connecting rod 4 one end is connected with rubber band frame 1, the other end is connected with handle, described handle is by shell 5, trigger 6, skin pocket clip 7, the seat board 8 and the rubber band jam plate 9 that are positioned at shell 5 are formed, described skin pocket clip 7 is rotatably connected on the roof of shell 5, described seat board 8 is connected with shell 5, seat board 8 has arc chute hole 10, described trigger 6 is connected and composed by cross slide 11 and the tilting slide plate 12 being positioned at shell 5, tilting slide plate 12 has horizontal concrete chute hole 13 and tip chute hole 14, described seat board 8 is connected with the first screw rod 15 through horizontal concrete chute hole 13, described seat board 8 is slidably connected with tilting slide plate 12 by the first screw rod 15, the bottom of described rubber band jam plate 9 is connected with successively through tilting slide plate 12, second screw rod 16 of seat board 8 and rubber band jam plate 9, described rubber band jam plate 9 is slidably connected with tilting slide plate 12 by the second screw rod 16, shell 5 roof is stretched out at the top of rubber band jam plate 9, described tilting slide plate 12 is slidably connected with seat board 8 by the second screw rod 16, described tilting slide plate 12 is connected with the screw 17 be positioned at above horizontal concrete chute hole 13, the top of seat board 8 is connected with pin 18, on described pin 18, cross-under has return spring 19, one end and the screw 17 of return spring 19 are abutted against, the other end and shell 5 inner roof wall are abutted against.
Described skin pocket clip 7 is made up of the first rotating shaft 20, first toll bar 21, second rotating shaft 22 and the second toll bar 23, first toll bar 21 is socketed in the first rotating shaft 20, second toll bar 23 is socketed in the second rotating shaft 22, the axial clearance holding skin pocket 2 is had between first toll bar 21 and the second toll bar 23, first toll bar 21 and the second toll bar 23 all have semi-circular recesses 24, and two semi-circular recesses 24 are arranged symmetrically with.
The front end of described skin pocket clip 7 is provided with limit base, has the gap holding rubber band jam plate 9 top between limit base and skin pocket clip 7, and limit base is made up of two symmetrically arranged limited posts 25, and limit base is fixedly connected with shell 5.
The rear end of described skin pocket clip 7 is provided with the storehouse, location be fixedly connected on shell 5, storehouse, location is connected and composed by cover plate 26, location-plate 27 and two side plates 28, location-plate 27 has the first peep hole 29, it is corresponding with the second peep hole 30 that the top of rubber band jam plate 9 has the second peep hole 30, first peep hole 29.
The center of described skin pocket 2 has the hemisphere face groove 31 for holding bullet.
The present embodiment is another better embodiment, the center of skin pocket has the hemisphere face groove for holding bullet, can prevent bullet from sliding up and down at skin pocket inwall, bullet is made to remain at the center of skin pocket, on the one hand, skin pocket clip is clamped more firm, on the other hand, the ejection track of bullet can not be on the upper side or on the lower side, is beneficial to the raising accuracy of fire.
Embodiment 6
See Fig. 2-Fig. 4, a kind of mechanical type catapult, comprise rubber band frame 1, skin pocket 2 and rubber band 3, the two ends of skin pocket 2 are connected with rubber band frame 1 by rubber band 3, also comprise handle and connecting rod 4, described connecting rod 4 one end is connected with rubber band frame 1, the other end is connected with handle, described handle is by shell 5, trigger 6, skin pocket clip 7, the seat board 8 and the rubber band jam plate 9 that are positioned at shell 5 are formed, described skin pocket clip 7 is rotatably connected on the roof of shell 5, described seat board 8 is connected with shell 5, seat board 8 has arc chute hole 10, described trigger 6 is connected and composed by cross slide 11 and the tilting slide plate 12 being positioned at shell 5, tilting slide plate 12 has horizontal concrete chute hole 13 and tip chute hole 14, described seat board 8 is connected with the first screw rod 15 through horizontal concrete chute hole 13, described seat board 8 is slidably connected with tilting slide plate 12 by the first screw rod 15, the bottom of described rubber band jam plate 9 is connected with successively through tilting slide plate 12, second screw rod 16 of seat board 8 and rubber band jam plate 9, described rubber band jam plate 9 is slidably connected with tilting slide plate 12 by the second screw rod 16, shell 5 roof is stretched out at the top of rubber band jam plate 9, described tilting slide plate 12 is slidably connected with seat board 8 by the second screw rod 16, described tilting slide plate 12 is connected with the screw 17 be positioned at above horizontal concrete chute hole 13, the top of seat board 8 is connected with pin 18, on described pin 18, cross-under has return spring 19, one end and the screw 17 of return spring 19 are abutted against, the other end and shell 5 inner roof wall are abutted against.
Described skin pocket clip 7 is made up of the first rotating shaft 20, first toll bar 21, second rotating shaft 22 and the second toll bar 23, first toll bar 21 is socketed in the first rotating shaft 20, second toll bar 23 is socketed in the second rotating shaft 22, the axial clearance holding skin pocket 2 is had between first toll bar 21 and the second toll bar 23, first toll bar 21 and the second toll bar 23 all have semi-circular recesses 24, and two semi-circular recesses 24 are arranged symmetrically with.
The front end of described skin pocket clip 7 is provided with limit base, has the gap holding rubber band jam plate 9 top between limit base and skin pocket clip 7, and limit base is made up of two symmetrically arranged limited posts 25, and limit base is fixedly connected with shell 5.
The rear end of described skin pocket clip 7 is provided with the storehouse, location be fixedly connected on shell 5, storehouse, location is connected and composed by cover plate 26, location-plate 27 and two side plates 28, location-plate 27 has the first peep hole 29, it is corresponding with the second peep hole 30 that the top of rubber band jam plate 9 has the second peep hole 30, first peep hole 29.
The center of described skin pocket 2 has the hemisphere face groove 31 for holding bullet.
Described cross slide 11 has hole clipping 32, shell 5 is rotatably connected to card wheel 33, card wheel shaft 34 and hole clipping 32 clamping of card wheel 33.
The present embodiment is another better embodiment, cross slide has hole clipping, shell is rotatably connected to card wheel, the card wheel shaft of card wheel and hole clipping clamping, the skin pocket that bullet is housed is clamped on skin pocket clip, trigger is triggered if do not want, can rotate card wheel, the card wheel shaft that card is taken turns is through in the hole clipping of trigger cross slide, and trigger is by locking, effectively can prevent the false triggering of trigger, improve safety in utilization.
Embodiment 7
See Fig. 2, Fig. 4, Fig. 5, Fig. 6, Fig. 7 and Fig. 8, a kind of mechanical type catapult, comprise rubber band frame 1, skin pocket 2 and rubber band 3, the two ends of skin pocket 2 are connected with rubber band frame 1 by rubber band 3, also comprise handle and connecting rod 4, described connecting rod 4 one end is connected with rubber band frame 1, the other end is connected with handle, described handle is by shell 5, trigger 6, skin pocket clip 7, the seat board 8 and the rubber band jam plate 9 that are positioned at shell 5 are formed, described skin pocket clip 7 is rotatably connected on the roof of shell 5, described seat board 8 is connected with shell 5, seat board 8 has arc chute hole 10, described trigger 6 is connected and composed by cross slide 11 and the tilting slide plate 12 being positioned at shell 5, tilting slide plate 12 has horizontal concrete chute hole 13 and tip chute hole 14, described seat board 8 is connected with the first screw rod 15 through horizontal concrete chute hole 13, described seat board 8 is slidably connected with tilting slide plate 12 by the first screw rod 15, the bottom of described rubber band jam plate 9 is connected with successively through tilting slide plate 12, second screw rod 16 of seat board 8 and rubber band jam plate 9, described rubber band jam plate 9 is slidably connected with tilting slide plate 12 by the second screw rod 16, shell 5 roof is stretched out at the top of rubber band jam plate 9, described tilting slide plate 12 is slidably connected with seat board 8 by the second screw rod 16, described tilting slide plate 12 is connected with the screw 17 be positioned at above horizontal concrete chute hole 13, the top of seat board 8 is connected with pin 18, on described pin 18, cross-under has return spring 19, one end and the screw 17 of return spring 19 are abutted against, the other end and shell 5 inner roof wall are abutted against.
Described skin pocket clip 7 is made up of the first rotating shaft 20, first toll bar 21, second rotating shaft 22 and the second toll bar 23, first toll bar 21 is socketed in the first rotating shaft 20, second toll bar 23 is socketed in the second rotating shaft 22, the axial clearance holding skin pocket 2 is had between first toll bar 21 and the second toll bar 23, first toll bar 21 and the second toll bar 23 all have semi-circular recesses 24, and two semi-circular recesses 24 are arranged symmetrically with.
The front end of described skin pocket clip 7 is provided with limit base, has the gap holding rubber band jam plate 9 top between limit base and skin pocket clip 7, and limit base is made up of two symmetrically arranged limited posts 25, and limit base is fixedly connected with shell 5.
The rear end of described skin pocket clip 7 is provided with the storehouse, location be fixedly connected on shell 5, storehouse, location is connected and composed by cover plate 26, location-plate 27 and two side plates 28, location-plate 27 has the first peep hole 29, it is corresponding with the second peep hole 30 that the top of rubber band jam plate 9 has the second peep hole 30, first peep hole 29.
The center of described skin pocket 2 has the hemisphere face groove 31 for holding bullet.
Described cross slide 11 has hole clipping 32, shell 5 is rotatably connected to card wheel 33, card wheel shaft 34 and hole clipping 32 clamping of card wheel 33.
Described connecting rod 4 is telescopic structure, the expansion link 38 comprising urceolus 35, positioning sleeve 36, positioning seat 37 and be flexibly connected with the inwall of urceolus 35, positioning sleeve 36 has locating hole 39, positioning seat 37 is hinged with insert sheet for positioning 40, expansion link 38 has the through hole 41 corresponding with locating hole 39, positioning sleeve 36 and positioning seat 37 are socketed on the outer wall of urceolus 35 respectively, insert sheet for positioning 40 and locating hole 39 clamping.
The present embodiment is another better embodiment, connecting rod is telescopic structure, comprise urceolus, positioning sleeve, positioning seat and the expansion link be flexibly connected with the inwall of urceolus, positioning sleeve has locating hole, positioning seat is hinged with insert sheet for positioning, expansion link has the through hole corresponding with locating hole, positioning sleeve and positioning seat are socketed on the outer wall of urceolus respectively, insert sheet for positioning and locating hole clamping, pressure insert sheet for positioning, insert sheet for positioning is made to depart from through hole and locating hole, just can folding and unfolding expansion link easily, when expansion link tightens up, catapult shortens, the Portability of whole catapult can be improved, during expansion link pull-out, pull at rubber band skin pocket to be clamped in skin pocket clip, effectively temper arm strength, play good body-building effect.
Embodiment 8
See Fig. 2, Fig. 4, Fig. 5, Fig. 6, Fig. 7 and Fig. 9, a kind of mechanical type catapult, comprise rubber band frame 1, skin pocket 2 and rubber band 3, the two ends of skin pocket 2 are connected with rubber band frame 1 by rubber band 3, also comprise handle and connecting rod 4, described connecting rod 4 one end is connected with rubber band frame 1, the other end is connected with handle, described handle is by shell 5, trigger 6, skin pocket clip 7, the seat board 8 and the rubber band jam plate 9 that are positioned at shell 5 are formed, described skin pocket clip 7 is rotatably connected on the roof of shell 5, described seat board 8 is connected with shell 5, seat board 8 has arc chute hole 10, described trigger 6 is connected and composed by cross slide 11 and the tilting slide plate 12 being positioned at shell 5, tilting slide plate 12 has horizontal concrete chute hole 13 and tip chute hole 14, described seat board 8 is connected with the first screw rod 15 through horizontal concrete chute hole 13, described seat board 8 is slidably connected with tilting slide plate 12 by the first screw rod 15, the bottom of described rubber band jam plate 9 is connected with successively through tilting slide plate 12, second screw rod 16 of seat board 8 and rubber band jam plate 9, described rubber band jam plate 9 is slidably connected with tilting slide plate 12 by the second screw rod 16, shell 5 roof is stretched out at the top of rubber band jam plate 9, described tilting slide plate 12 is slidably connected with seat board 8 by the second screw rod 16, described tilting slide plate 12 is connected with the screw 17 be positioned at above horizontal concrete chute hole 13, the top of seat board 8 is connected with pin 18, on described pin 18, cross-under has return spring 19, one end and the screw 17 of return spring 19 are abutted against, the other end and shell 5 inner roof wall are abutted against.
Described skin pocket clip 7 is made up of the first rotating shaft 20, first toll bar 21, second rotating shaft 22 and the second toll bar 23, first toll bar 21 is socketed in the first rotating shaft 20, second toll bar 23 is socketed in the second rotating shaft 22, the axial clearance holding skin pocket 2 is had between first toll bar 21 and the second toll bar 23, first toll bar 21 and the second toll bar 23 all have semi-circular recesses 24, and two semi-circular recesses 24 are arranged symmetrically with.
The front end of described skin pocket clip 7 is provided with limit base, has the gap holding rubber band jam plate 9 top between limit base and skin pocket clip 7, and limit base is made up of two symmetrically arranged limited posts 25, and limit base is fixedly connected with shell 5.
The rear end of described skin pocket clip 7 is provided with the storehouse, location be fixedly connected on shell 5, storehouse, location is connected and composed by cover plate 26, location-plate 27 and two side plates 28, location-plate 27 has the first peep hole 29, it is corresponding with the second peep hole 30 that the top of rubber band jam plate 9 has the second peep hole 30, first peep hole 29.
The center of described skin pocket 2 has the hemisphere face groove 31 for holding bullet.
Described cross slide 11 has hole clipping 32, shell 5 is rotatably connected to card wheel 33, card wheel shaft 34 and hole clipping 32 clamping of card wheel 33.
Described connecting rod 4 is telescopic structure, the expansion link 38 comprising urceolus 35, positioning sleeve 36, positioning seat 37 and be flexibly connected with the inwall of urceolus 35, positioning sleeve 36 has locating hole 39, positioning seat 37 is hinged with insert sheet for positioning 40, expansion link 38 has the through hole 41 corresponding with locating hole 39, positioning sleeve 36 and positioning seat 37 are socketed on the outer wall of urceolus 35 respectively, insert sheet for positioning 40 and locating hole 39 clamping.
Described positioning seat 37 is provided with returning pull-spring 42, and returning pull-spring 42 one end is connected with positioning seat 37, and the other end is connected with insert sheet for positioning 40.
The present embodiment is another better embodiment, positioning seat is provided with returning pull-spring, returning pull-spring one end is connected with positioning seat, and the other end is connected with insert sheet for positioning, when after insert sheet for positioning pressure, expansion link is pulled out, release insert sheet for positioning, insert sheet for positioning, under the effect of returning pull-spring, inserts rapidly in the through hole of expansion link through locating hole, expansion link can be located, expansion link location is quite convenient.
Embodiment 9
See Fig. 2, Fig. 4, Fig. 5, Fig. 6, Fig. 7 and Fig. 9, a kind of mechanical type catapult, comprise rubber band frame 1, skin pocket 2 and rubber band 3, the two ends of skin pocket 2 are connected with rubber band frame 1 by rubber band 3, also comprise handle and connecting rod 4, described connecting rod 4 one end is connected with rubber band frame 1, the other end is connected with handle, described handle is by shell 5, trigger 6, skin pocket clip 7, the seat board 8 and the rubber band jam plate 9 that are positioned at shell 5 are formed, described skin pocket clip 7 is rotatably connected on the roof of shell 5, described seat board 8 is connected with shell 5, seat board 8 has arc chute hole 10, described trigger 6 is connected and composed by cross slide 11 and the tilting slide plate 12 being positioned at shell 5, tilting slide plate 12 has horizontal concrete chute hole 13 and tip chute hole 14, described seat board 8 is connected with the first screw rod 15 through horizontal concrete chute hole 13, described seat board 8 is slidably connected with tilting slide plate 12 by the first screw rod 15, the bottom of described rubber band jam plate 9 is connected with successively through tilting slide plate 12, second screw rod 16 of seat board 8 and rubber band jam plate 9, described rubber band jam plate 9 is slidably connected with tilting slide plate 12 by the second screw rod 16, shell 5 roof is stretched out at the top of rubber band jam plate 9, described tilting slide plate 12 is slidably connected with seat board 8 by the second screw rod 16, described tilting slide plate 12 is connected with the screw 17 be positioned at above horizontal concrete chute hole 13, the top of seat board 8 is connected with pin 18, on described pin 18, cross-under has return spring 19, one end and the screw 17 of return spring 19 are abutted against, the other end and shell 5 inner roof wall are abutted against.
Described skin pocket clip 7 is made up of the first rotating shaft 20, first toll bar 21, second rotating shaft 22 and the second toll bar 23, first toll bar 21 is socketed in the first rotating shaft 20, second toll bar 23 is socketed in the second rotating shaft 22, the axial clearance holding skin pocket 2 is had between first toll bar 21 and the second toll bar 23, first toll bar 21 and the second toll bar 23 all have semi-circular recesses 24, and two semi-circular recesses 24 are arranged symmetrically with.
The front end of described skin pocket clip 7 is provided with limit base, has the gap holding rubber band jam plate 9 top between limit base and skin pocket clip 7, and limit base is made up of two symmetrically arranged limited posts 25, and limit base is fixedly connected with shell 5.
The rear end of described skin pocket clip 7 is provided with the storehouse, location be fixedly connected on shell 5, storehouse, location is connected and composed by cover plate 26, location-plate 27 and two side plates 28, location-plate 27 has the first peep hole 29, it is corresponding with the second peep hole 30 that the top of rubber band jam plate 9 has the second peep hole 30, first peep hole 29.
The center of described skin pocket 2 has the hemisphere face groove 31 for holding bullet.
Described cross slide 11 has hole clipping 32, shell 5 is rotatably connected to card wheel 33, card wheel shaft 34 and hole clipping 32 clamping of card wheel 33.
Described connecting rod 4 is telescopic structure, the expansion link 38 comprising urceolus 35, positioning sleeve 36, positioning seat 37 and be flexibly connected with the inwall of urceolus 35, positioning sleeve 36 has locating hole 39, positioning seat 37 is hinged with insert sheet for positioning 40, expansion link 38 has the through hole 41 corresponding with locating hole 39, positioning sleeve 36 and positioning seat 37 are socketed on the outer wall of urceolus 35 respectively, insert sheet for positioning 40 and locating hole 39 clamping.
Described positioning seat 37 is provided with returning pull-spring 42, and returning pull-spring 42 one end is connected with positioning seat 37, and the other end is connected with insert sheet for positioning 40.
The inwall of described urceolus 35 is connected with and adds force 43.
The present embodiment is another better embodiment, the inwall of urceolus is connected with and adds force, add the structural strength that force can strengthen whole urceolus, when pulling at rubber band, urceolus and expansion link uniformity in the horizontal direction can be kept, the junction of urceolus and expansion link can not bend, and extends the service life of whole catapult.
Embodiment 10
See Fig. 2, Fig. 4, Fig. 5, Fig. 6, Fig. 7 and Fig. 9, a kind of mechanical type catapult, comprise rubber band frame 1, skin pocket 2 and rubber band 3, the two ends of skin pocket 2 are connected with rubber band frame 1 by rubber band 3, also comprise handle and connecting rod 4, described connecting rod 4 one end is connected with rubber band frame 1, the other end is connected with handle, described handle is by shell 5, trigger 6, skin pocket clip 7, the seat board 8 and the rubber band jam plate 9 that are positioned at shell 5 are formed, described skin pocket clip 7 is rotatably connected on the roof of shell 5, described seat board 8 is connected with shell 5, seat board 8 has arc chute hole 10, described trigger 6 is connected and composed by cross slide 11 and the tilting slide plate 12 being positioned at shell 5, tilting slide plate 12 has horizontal concrete chute hole 13 and tip chute hole 14, described seat board 8 is connected with the first screw rod 15 through horizontal concrete chute hole 13, described seat board 8 is slidably connected with tilting slide plate 12 by the first screw rod 15, the bottom of described rubber band jam plate 9 is connected with successively through tilting slide plate 12, second screw rod 16 of seat board 8 and rubber band jam plate 9, described rubber band jam plate 9 is slidably connected with tilting slide plate 12 by the second screw rod 16, shell 5 roof is stretched out at the top of rubber band jam plate 9, described tilting slide plate 12 is slidably connected with seat board 8 by the second screw rod 16, described tilting slide plate 12 is connected with the screw 17 be positioned at above horizontal concrete chute hole 13, the top of seat board 8 is connected with pin 18, on described pin 18, cross-under has return spring 19, one end and the screw 17 of return spring 19 are abutted against, the other end and shell 5 inner roof wall are abutted against.
Described skin pocket clip 7 is made up of the first rotating shaft 20, first toll bar 21, second rotating shaft 22 and the second toll bar 23, first toll bar 21 is socketed in the first rotating shaft 20, second toll bar 23 is socketed in the second rotating shaft 22, the axial clearance holding skin pocket 2 is had between first toll bar 21 and the second toll bar 23, first toll bar 21 and the second toll bar 23 all have semi-circular recesses 24, and two semi-circular recesses 24 are arranged symmetrically with.
The front end of described skin pocket clip 7 is provided with limit base, has the gap holding rubber band jam plate 9 top between limit base and skin pocket clip 7, and limit base is made up of two symmetrically arranged limited posts 25, and limit base is fixedly connected with shell 5.
The rear end of described skin pocket clip 7 is provided with the storehouse, location be fixedly connected on shell 5, storehouse, location is connected and composed by cover plate 26, location-plate 27 and two side plates 28, location-plate 27 has the first peep hole 29, it is corresponding with the second peep hole 30 that the top of rubber band jam plate 9 has the second peep hole 30, first peep hole 29.
The center of described skin pocket 2 has the hemisphere face groove 31 for holding bullet.
Described cross slide 11 has hole clipping 32, shell 5 is rotatably connected to card wheel 33, card wheel shaft 34 and hole clipping 32 clamping of card wheel 33.
Described connecting rod 4 is telescopic structure, the expansion link 38 comprising urceolus 35, positioning sleeve 36, positioning seat 37 and be flexibly connected with the inwall of urceolus 35, positioning sleeve 36 has locating hole 39, positioning seat 37 is hinged with insert sheet for positioning 40, expansion link 38 has the through hole 41 corresponding with locating hole 39, positioning sleeve 36 and positioning seat 37 are socketed on the outer wall of urceolus 35 respectively, insert sheet for positioning 40 and locating hole 39 clamping.
Described positioning seat 37 is provided with returning pull-spring 42, and returning pull-spring 42 one end is connected with positioning seat 37, and the other end is connected with insert sheet for positioning 40.
The inwall of described urceolus 35 is connected with and adds force 43.
Described rubber band frame 1 is made up of 46 " U " type support 44, joint sleeve 45 and hand from top to bottom successively, and " U " type support 44 is fixedly connected with joint sleeve 45, and joint sleeve 45 is hinged 46 with hand.
The present embodiment is preferred forms, rubber band frame is made up of " U " type support, joint sleeve and hand handle from top to bottom successively, " U " type support is fixedly connected with joint sleeve, joint sleeve and hand are hinged, and rubber band frame and connecting rod can couple together by joint sleeve very easily, and it is also quite easy to dismantle, the portability of further raising catapult, hand being hinged on joint sleeve, is convenient to grip, convenient when drawing rubber band.
Claims (8)
1. a mechanical type catapult, comprise rubber band frame (1), skin pocket (2) and rubber band (3), the two ends of skin pocket (2) are connected with rubber band frame (1) by rubber band (3), it is characterized in that: also comprise handle and connecting rod (4), described connecting rod (4) one end is connected with rubber band frame (1), the other end is connected with handle, described handle is by shell (5), trigger (6), skin pocket clip (7), the seat board (8) and the rubber band jam plate (9) that are positioned at shell (5) are formed, described skin pocket clip (7) is rotatably connected on the roof of shell (5), described seat board (8) is connected with shell (5), seat board (8) has arc chute hole (10), described trigger (6) is connected and composed by cross slide (11) and the tilting slide plate (12) that is positioned at shell (5), tilting slide plate (12) has horizontal concrete chute hole (13) and tip chute hole (14), described seat board (8) is connected with the first screw rod (15) through horizontal concrete chute hole (13), described seat board (8) is slidably connected by the first screw rod (15) and tilting slide plate (12), the bottom of described rubber band jam plate (9) is connected with successively through tilting slide plate (12), second screw rod (16) of seat board (8) and rubber band jam plate (9), described rubber band jam plate (9) is slidably connected by the second screw rod (16) and tilting slide plate (12), shell (5) roof is stretched out at the top of rubber band jam plate (9), described tilting slide plate (12) is slidably connected by the second screw rod (16) and seat board (8), described tilting slide plate (12) is connected with the screw (17) being positioned at top, horizontal concrete chute hole (13), the top of seat board (8) is connected with pin (18), the upper cross-under of described pin (18) has return spring (19), one end and the screw (17) of return spring (19) are abutted against, the other end and shell (5) inner roof wall are abutted against.
2. a kind of mechanical type catapult according to claim 1, it is characterized in that: described skin pocket clip (7) is by the first rotating shaft (20), first toll bar (21), second rotating shaft (22) and the second toll bar (23) are formed, first toll bar (21) is socketed in the first rotating shaft (20), second toll bar (23) is socketed in the second rotating shaft (22), the axial clearance holding skin pocket (2) is had between first toll bar (21) and the second toll bar (23), first toll bar (21) and the second toll bar (23) all have semi-circular recesses (24), two semi-circular recesses (24) are arranged symmetrically with.
3. a kind of mechanical type catapult according to claim 2, it is characterized in that: the front end of described skin pocket clip (7) is provided with limit base, the gap holding rubber band jam plate (9) top is had between limit base and skin pocket clip (7), limit base is made up of two symmetrically arranged limited posts (25), and limit base is fixedly connected with shell (5).
4. a kind of mechanical type catapult according to claim 3, it is characterized in that: the rear end of described skin pocket clip (7) is provided with the storehouse, location be fixedly connected on shell (5), storehouse, location is connected and composed by cover plate (26), location-plate (27) and two side plates (28), location-plate (27) has the first peep hole (29), the top of rubber band jam plate (9) has the second peep hole (30), and the first peep hole (29) is corresponding with the second peep hole (30).
5. a kind of mechanical type catapult according to claim 4, is characterized in that: the center of described skin pocket (2) has the hemisphere face groove (31) for holding bullet.
6. a kind of mechanical type catapult according to claim 5, is characterized in that: described cross slide (11) has hole clipping (32), shell (5) is rotatably connected to card wheel (33), card wheel shaft (34) and hole clipping (32) clamping of card wheel (33).
7. a kind of mechanical type catapult according to claim 6, it is characterized in that: described connecting rod (4) is telescopic structure, comprise urceolus (35), positioning sleeve (36), positioning seat (37) and the expansion link (38) be flexibly connected with the inwall of urceolus (35), positioning sleeve (36) has locating hole (39), positioning seat (37) is hinged with insert sheet for positioning (40), expansion link (38) has the through hole (41) corresponding with locating hole (39), positioning sleeve (36) and positioning seat (37) are socketed on the outer wall of urceolus (35) respectively, insert sheet for positioning (40) and locating hole (39) clamping.
8. a kind of mechanical type catapult according to claim 7, it is characterized in that: described positioning seat (37) is provided with returning pull-spring (42), returning pull-spring (42) one end is connected with positioning seat (37), and the other end is connected with insert sheet for positioning (40).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520557409.3U CN204854471U (en) | 2015-07-29 | 2015-07-29 | Mechanical type catapult |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520557409.3U CN204854471U (en) | 2015-07-29 | 2015-07-29 | Mechanical type catapult |
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| Publication Number | Publication Date |
|---|---|
| CN204854471U true CN204854471U (en) | 2015-12-09 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520557409.3U Expired - Fee Related CN204854471U (en) | 2015-07-29 | 2015-07-29 | Mechanical type catapult |
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| CN (1) | CN204854471U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105004218A (en) * | 2015-07-29 | 2015-10-28 | 龙学尧 | Mechanical slingshot |
| CN109682696A (en) * | 2019-02-26 | 2019-04-26 | 中国矿业大学(北京) | A kind of impact test emitter |
-
2015
- 2015-07-29 CN CN201520557409.3U patent/CN204854471U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105004218A (en) * | 2015-07-29 | 2015-10-28 | 龙学尧 | Mechanical slingshot |
| CN109682696A (en) * | 2019-02-26 | 2019-04-26 | 中国矿业大学(北京) | A kind of impact test emitter |
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Granted publication date: 20151209 Termination date: 20190729 |