CN209828286U

CN209828286U - Telescopic cutter for performance

Info

Publication number: CN209828286U
Application number: CN201920359070.4U
Authority: CN
Inventors: 黄琨翔
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-03-21
Filing date: 2019-03-21
Publication date: 2019-12-24
Anticipated expiration: 2029-03-21

Abstract

The utility model discloses a scalable cutter is used in performance includes the sheath, the inside of sheath is provided with the blade, and the bottom of blade installs the second spring, the one end that the blade was kept away from to the second spring links to each other with the inside bottom of sheath, the cistern has been seted up to the inside of blade, first dead lever is installed to the inside bottom of sheath, first dead lever passes the blade and extends to the inside of putting the cistern. The utility model discloses a mutually supporting of second spring, sheath and blade is used, when needs use this cutter to puncture the simulation, press the blade to the sheath, the second spring is extruded downwards to the blade atress, the second spring atress shrink this moment, and make the blade accomodate the inside that gets into the sheath, when the blade leaves the article that needs were simulated by the puncture, the second spring relaxes under the effort of self, and promote the blade and leave the inside of sheath, the puncture simulation of completion cutter that can be comparatively perfect.

Description

Telescopic cutter for performance

Technical Field

The utility model relates to a performance stage property technical field specifically is a scalable cutter is used in performance.

Background

The cutter is a common daily article as a cutting tool, the cutter is used as a combat weapon in ancient times, the cutter is widely used in modern performance programs, and the telescopic cutter is more and more frequently used due to the danger of the cutter.

Current scalable cutter is because its simple structure, after using this telescopic cutter to contract, can't realize the independently stretching of cutter for the program effect of performance reduces, and traditional telescopic cutter can only simulate out the effect of cutter puncture when using, can't simulate the state of the article after the puncture, makes the in-service use effect of this telescopic cutter reduce, and current telescopic cutter does not accomodate the function of protection to the cutting edge, easily produces the potential safety hazard when need not using this telescopic cutter.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a scalable cutter is used in performance to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a telescopic cutter for performance comprises a sheath, a cutter body is arranged inside the sheath, a second spring is arranged at the bottom end of the cutter body, one end, far away from the cutter body, of the second spring is connected with the bottom end inside the sheath, a liquid storage tank is arranged inside the cutter body, a first fixing rod is arranged at the bottom inside the sheath, penetrates through the cutter body and extends into the liquid storage tank, a fixing groove is arranged at the bottom end of one end of the cutter body, a first sleeve is arranged at the end, close to the fixing groove, of the cutter sheath, opposite to the fixing groove, a second sleeve is arranged inside the first sleeve, a third spring is arranged inside the second sleeve, one end, far away from the fixing groove, of the third spring is connected with the first sleeve, a second fixing rod penetrating through the first sleeve is arranged at the end, close to the fixing groove, inside the second sleeve, and a button is arranged at the end, far away from the second sleeve, the one end and the second sleeve connection of button are kept away from to the third spring, annular spout has been seted up in the outside of sheath, and the internally mounted of annular spout has the slider of mutually supporting with annular spout, the one end that annular spout was kept away from to the slider is installed the knife rest, the fixed orifices has been seted up on the top of knife rest, the internally mounted of putting the cistern has the fixed plate, and the top of fixed plate installs first spring, the fixed block is installed on the top of first spring, the tool bit is installed on the top of blade, the drainage groove has been seted up to the inside of tool bit, the connecting pipe is installed on the top of fixed block, the connecting pipe passes the tool bit and extends to the drainage inslot portion, the outside symmetry of connecting pipe is.

Preferably, the bottom end of the sheath is provided with a hanging buckle.

Preferably, the outer side of the sheath is provided with an anti-slip sleeve.

Preferably, one end of the knife rest close to the button is provided with a hand guard.

Preferably, the end of the button, which is far away from the sheath, is provided with anti-skid grains.

Preferably, the two ends of the bottom end of the knife body are both provided with limiting blocks.

Compared with the prior art, the beneficial effects of the utility model are that: the telescopic cutter for performance is used by the mutual matching of the second spring, the sheath and the cutter body, when the cutter is needed to be used for puncture simulation, the cutter body is pressed towards the sheath, the second spring is downwards extruded by the stress of the cutter body, the second spring is stressed to shrink at the moment, the cutter body is contained in the sheath, when the cutter body leaves an article needing puncture simulation, the second spring relaxes under the self acting force and pushes the cutter body to leave the inside of the sheath, the relaxation of the cutter is completed, the puncture simulation of the cutter can be perfectly completed, the button is lightly pressed towards the sheath by the matching of the fixing groove, the second fixing rod extrudes the second sleeve towards the inside of the fixing groove, the third spring inside the second sleeve relaxes under the stress, when the second sleeve moves to the inside of the fixing groove, the cutter body and the sheath can be locked with each other, the position of the knife body is fixed, the button is slightly loosened, the third spring in the second sleeve contracts under the action of the third spring, the second sleeve can be pulled back into the first sleeve, the second sleeve is separated from the fixed groove, so that the telescopic knife can freely stretch, the knife rest, the sliding block and the annular sliding groove are matched for use, when the device needs to be stored, the knife body is pressed into the knife sheath, then the knife rest is rotated, the annular sliding groove slides in the sliding block, when the position of the fixed hole is rotated to form an included angle with the knife body larger than 0 degree, the knife body can be prevented from popping out of the device under the action of the second spring, the knife body is protected, meanwhile, the potential safety hazard caused by the fact that the knife body is exposed outside is avoided, the connecting pipe, the liquid placing groove, the second spring, the fixed block and the through hole are matched for use, when the telescopic knife is used for puncture simulation, the inside connecting pipe atress of tool bit extrudees the fixed block downwards, and first spring contracts under the effort of fixed block, opens the through-hole, puts the inside pigment of cistern and passes through-hole and connecting pipe under the ascending effort of first dead lever this moment, finally is discharged the cutter through the drainage groove, and the state that can vividly simulate out the cutter puncture and bleed has improved the performance effect, has increased the in-service use value of flexible cutter.

Drawings

Fig. 1 is a schematic front sectional view of the present invention;

FIG. 2 is a schematic side view of the present invention;

fig. 3 is a schematic top view of the present invention;

fig. 4 is an enlarged schematic view of the utility model at a;

fig. 5 is an enlarged schematic view of the utility model at the position B;

fig. 6 is a schematic top view of the liquid storage tank of the present invention.

In the figure: 1. a cutter head; 2. a connecting pipe; 3. a through hole; 4. a first spring; 5. a liquid storage tank; 6. a tool holder; 7. a fixing hole; 8. an annular chute; 9. a first fixing lever; 10. a second spring; 11. hanging and buckling; 12. a sheath; 13. an anti-slip sleeve; 14. protecting hands; 15. a blade body; 16. a fixing plate; 17. a fixed block; 18. a drainage groove; 19. a slider; 20. a first sleeve; 21. fixing grooves; 22. a second sleeve; 23. a third spring; 24. a second fixing bar; 25. a button.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides an embodiment: a telescopic cutter for performance comprises a sheath 12, a cutter body 15 is arranged inside the sheath 12, a second spring 10 is arranged at the bottom end of the cutter body 15, one end, far away from the cutter body 15, of the second spring 10 is connected with the bottom end inside the sheath 12, a liquid storage tank 5 is arranged inside the cutter body 15, a first fixing rod 9 is arranged at the bottom inside the sheath 12, the first fixing rod 9 penetrates through the cutter body 15 and extends into the liquid storage tank 5, a fixing groove 21 is arranged at the bottom end of one end of the cutter body 15, a first sleeve 20 is arranged inside the position, close to the fixing groove 21, of the end, close to the fixing groove 21, of the cutter sheath 12, a second sleeve 22 is arranged inside the first sleeve 20, a third spring 23 is arranged inside the second sleeve 22, one end, far away from the fixing groove 21, of the third spring 23 is connected with the first sleeve 20, a second fixing rod 24 penetrating through the first sleeve 20 is arranged at one end, close to the fixing groove 21, and the one end that second dead lever 24 kept away from second sleeve 22 installs button 25, the one end that button 25 was kept away from to third spring 23 is connected with second sleeve 22, annular spout 8 has been seted up in the outside of sheath 12, and the internally mounted of annular spout 8 has the slider 19 of mutually supporting with annular spout 8, slider 19 keeps away from the one end of annular spout 8 and installs knife rest 6, fixed orifices 7 have been seted up on the top of knife rest 6, the internally mounted of putting cistern 5 has fixed plate 16, and first spring 4 is installed on the top of fixed plate 16, fixed block 17 is installed on the top of first spring 4, tool bit 1 is installed on the top of blade 15, drainage groove 18 has been seted up to the inside of tool bit 1, connecting pipe 2 is installed on the top of fixed block 17, connecting pipe 2 passes tool bit 1 and extends to inside drainage groove 18, the outside symmetry of connecting pipe 2 is provided.

In this implementation: hang 11 of detaining is installed to the bottom of sheath 12, it can the person of facilitating the use carry to install to hang 11 of detaining, antiskid cover 13 is installed in the outside of sheath 12, the security that the cutter used can be improved to use antiskid cover 13, hand protector 14 is installed to the one end that knife rest 6 is close to button 25, can protect the user to make the hand can not easily be cut when using the cutter to perform, the one end that sheath 12 was kept away from to button 25 is provided with anti-skidding line, use anti-skidding line can ensure the accuracy of user when pressing button 25, prevent to make the cutter not fixed well because the button is untimely, influence the performance effect of performance, the stopper is all installed at the both ends of blade 15 bottom, the stopper can protect blade 15 flexible in-process again can not fly out sheath 12, cause the potential safety hazard.

The working principle is as follows: before the telescopic cutter is used, the cutter head 1 is lifted upwards, the cutter head 1 is taken down from the cutter body 15, then the connecting pipe 2 is used for downwards pressing the fixing block 17, the connecting pipe 2 is extended into the liquid placing groove 5, pigment for simulating puncture blood is poured into the connecting pipe 2, the pigment flows into the liquid placing groove 5 through the through hole 3 on the connecting pipe 2, so that the pigment for simulating puncture blood is added into the liquid placing groove 5, then the cutter head 1 is remounted on the cutter body 15, the connecting pipe 2 is inserted into the drainage groove 18, the fixing hole 7 is pushed to reset under the elastic action of the first spring 4, the through hole 3 on the connecting pipe 2 is separated from the liquid placing groove 5 and enters the drainage groove 18, so that the pigment in the liquid placing groove 5 is prevented from leaking, the preparation work of performance is finished, when the telescopic cutter is used, the anti-slip sleeve 13 is held, and the cutter head 1 is punctured to a target object, when the knife head 1 contacts with an article, the knife body 15 is applied with a force applied by the article in the direction of the knife sheath 12, at the moment, the second spring 10 in the knife sheath 12 is stressed to contract, the knife body 15 can be accommodated in the knife sheath 12, so that the pigment in the liquid storage tank 5 is pushed to the connecting pipe 2 by the first fixing rod 9 to complete the contraction of the knife, meanwhile, the connecting pipe 2 in the knife head 1 is stressed to press the fixing block 17, so that the first spring 4 contracts under the action force of the fixing block 17, the connecting pipe 2 enters the liquid storage tank 5, the pigment in the liquid storage tank 5 passes through the through hole 3 and the connecting pipe 2 under the upward action force of the first fixing rod 9 and is finally discharged through the drainage groove 18, the bleeding state of the knife can be vividly simulated, when the knife needs to be taken out of the article after the simulation of puncture is completed, the second spring 10 relaxes under the self elastic action force, and the knife body 15 is pushed to leave the inside of the sheath 12, the relaxation of the knife is completed, the process can perfectly simulate the puncturing process of a knife, the knife is vivid and has excellent practical performance, when the telescopic knife needs to be used normally, the button 25 can be lightly pressed towards the sheath 12, the second fixing rod 24 extrudes the second sleeve 22 towards the inside of the fixing groove 21, the third spring 23 in the second sleeve 22 is subjected to force relaxation, when the second sleeve 22 moves to the inside of the fixing groove 21, the knife body 15 and the sheath 12 can be mutually locked to fix the position of the knife body 15, the button 25 is lightly released, the third spring 23 in the second sleeve 22 contracts under the self elastic acting force, the second sleeve 22 can be pulled back to the inside of the first sleeve 20, and the second sleeve 22 and the fixing groove 21 are separated, so that the telescopic knife can be freely stretched, when this telescopic cutter accomplishes to use and needs accomodate, press into the inside of sheath 12 with blade 15, then rotatory knife rest 6, annular spout 8 slides in slider 19's inside this moment, when the position of fixed orifices 7 rotatory and blade 15 between the contained angle that forms be greater than 0, blade 15 can be sheltered from to knife rest 6, can prevent that blade 15 from popping out the device under the effort of second spring 10, when having protected blade 15, also avoided because blade 15 exposes the potential safety hazard that brings in the external world.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. A retractable knife for performance, comprising a sheath (12), characterized in that: a knife body (15) is arranged in the knife sheath (12), a second spring (10) is arranged at the bottom end of the knife body (15), one end, far away from the knife body (15), of the second spring (10) is connected with the bottom end of the knife sheath (12), a liquid containing groove (5) is formed in the knife body (15), a first fixing rod (9) is arranged at the bottom of the knife sheath (12), the first fixing rod (9) penetrates through the knife body (15) and extends to the inside of the liquid containing groove (5), a fixing groove (21) is formed in the bottom end of one end of the knife body (15), a first sleeve (20) is arranged at one end, close to the fixing groove (21), of the knife sheath (12) and opposite to the inside of the position of the fixing groove (21), a second sleeve (22) is arranged in the first sleeve (20), a third spring (23) is arranged in the second sleeve (22), one end, far away from the fixing groove (21), of a third spring (23) is connected with the first sleeve (20), one end, close to the fixing groove (21), of the interior of the second sleeve (22) is provided with a second fixing rod (24) penetrating through the first sleeve (20), one end, far away from the second sleeve (22), of the second fixing rod (24) is provided with a button (25), one end, far away from the button (25), of the third spring (23) is connected with the second sleeve (22), the outer side of the knife sheath (12) is provided with an annular sliding groove (8), a sliding block (19) matched with the annular sliding groove (8) is installed inside the annular sliding groove (8), one end, far away from the annular sliding groove (8), of the sliding block (19) is provided with a knife rest (6), the top end of the knife rest (6) is provided with a fixing hole (7), and a fixing plate (16) is installed inside the liquid placing, and install first spring (4) on the top of fixed plate (16), fixed block (17) are installed on the top of first spring (4), tool bit (1) is installed on the top of blade (15), drainage groove (18) have been seted up to the inside of tool bit (1), connecting pipe (2) are installed on the top of fixed block (17), inside connecting pipe (2) passed tool bit (1) and extended to drainage groove (18), the outside symmetry of connecting pipe (2) is provided with a set of through-hole (3).

2. A retractable knife for performing as claimed in claim 1, wherein: the bottom end of the sheath (12) is provided with a hanging buckle (11).

3. A retractable knife for performing as claimed in claim 1, wherein: and an anti-slip sleeve (13) is arranged on the outer side of the sheath (12).

4. A retractable knife for performing as claimed in claim 1, wherein: one end of the knife rest (6) close to the button (25) is provided with a hand guard (14).

5. A retractable knife for performing as claimed in claim 1, wherein: and anti-skid grains are arranged at one end of the button (25) far away from the sheath (12).

6. A retractable knife for performing as claimed in claim 1, wherein: and two ends of the bottom end of the knife body (15) are provided with limiting blocks.