CN211953866U - Anti-riot ware of arresting - Google Patents

Abstract

The utility model discloses an anti-riot catcher, its fixed yoke is installed the lock sword and opened and shut the lockpin, the lock sword is opened and shut the lockpin and is connected with trigger device and is controlled by trigger device and stretches out and draws back, the one end that the movable lock sword is connected with fixed yoke erection is equipped with the fluted disc and installs in fixed yoke through the fluted disc pin joint, be equipped with the extension spring around the wheel on the fluted disc, the extension spring is wound on the extension spring around taking turns to be connected with the extension spring, one end of extension spring is connected to the extension spring around the wheel, the other end fixed connection of extension spring is in fixed yoke, the tooth's socket of fluted disc corresponds the lockpin cooperation directly with the lock sword or corresponds; it utilizes lockpin and extension spring cooperation to control the lock sword and opens and make the lock sword lock catch criminal with the mode of embracing locking, and can fork people's weight position such as waist, body, shoulder, hand, foot, the criminal is difficult for escaping after being forked, uses simple, convenient and safety simultaneously, can satisfy the use needs under the complex environment in the anti-riot action.

Description

Anti-riot ware of arresting

Technical Field

The utility model belongs to the technical field of the anti-riot device of arresting, concretely relates to arresting ware with embracing lawless persons in order to embrace the mode of locking.

Background

The prior antiriot catcher generally consists of a semicircular fork and a holding rod, and generally can only be used for forking the waist, criminals are easy to escape after being forked, and when the criminals hold a knife or a rod, the antiriot catcher is inconvenient to resist the knife or the rod, so that the personal safety of the policemen cannot be ensured. The existing antiriot catcher has single function, cannot cope with complex use environment in the antiriot action, and needs to be further improved.

Disclosure of Invention

The utility model aims at providing an utilize lockpin and extension spring cooperation to control the lock sword and open and make the lock sword lock fork waist, body, shoulder, hand, the important position of people's weight such as foot, criminal are difficult for escaping behind the fork simple to use, convenient and safe anti-riot arresting gear with embracing the mode of locking.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an antiriot catcher comprises a holding rod, a rod seat, a fixed fork arm, a movable locking knife and a trigger device, wherein the holding rod is installed at the rear end of the rod seat and extends towards the rear of the rod seat, the fixed fork arm is installed at the side part of the rod seat and extends towards the front of the rod seat, the movable locking knife is installed on the fixed fork arm and can rotate on the fixed fork arm, the trigger device is installed at the front end of the rod seat, the fixed fork arm is provided with a locking knife opening and closing lock pin, the locking knife opening and closing lock pin is connected with the trigger device and is controlled to stretch by the trigger device, one end of the movable locking knife, which is connected with the fixed fork arm, is provided with a fluted disc, and is pivoted on the fixed fork arm through the fluted disc, the tension spring is wound on the fluted disc, one end of the tension spring is connected with the tension spring winding wheel, the other end of the tension spring is fixedly connected with the fixed fork arm, a tooth groove of the fluted disc is directly matched with the locking knife opening and closing lock pin or is matched with the .

When the activity lock sword was opened, the lock sword is opened and is closed the lockpin location in the tooth's socket of the fluted disc of activity lock sword or the tooth's socket of intermediate gear, fork is to the criminal when arresting criminals, trigger device is touched to the human body, trigger device is pushed the back and is pulled the lock sword and open and shut the lockpin shrink, the location of the fluted disc of activity lock sword is relieved, then under the pulling force of extension spring fluted disc rotate and drive the upset of activity lock sword pin criminals with the form of holding tightly by the fork position, the operation is simple to use, and is convenient, and criminals are difficult for escaping behind the fork.

As a further improvement of the utility model, be equipped with the cable connecting wheel on the fluted disc, be provided with the cable mounting groove on the fixed yoke, install the cable in the cable mounting groove, the holding rod includes the dead lever, telescopic link and adapter sleeve, the one end fixed connection of dead lever is in the rear end of pole seat, the other end of dead lever passes through the adapter sleeve and is connected with the telescopic link, set up gliding first body from top to bottom on the telescopic link, the one end fixed connection of cable is in the cable connecting wheel, the other end of cable passes pole seat and dead lever fixed connection in first body, the upset of activity lock sword is with the form locking back of holding tightly, the first body of pulling can drive fluted disc and the upset of activity lock sword through cable pulling cable connecting wheel and reset and reopen, opening after the convenient activity lock sword locking.

As a further improvement of the utility model, a self-locking pressure spring lock pin is arranged on the fixed fork arm, and the self-locking pressure spring lock pin is linked with the lock knife opening and closing lock pin and extends out when the lock knife opening and closing lock pin retracts; the lock knife opening and closing lock pin has the same structure as the self-locking pressure spring lock pin, and comprises a central lock rod, a lock head, an installation gasket and a spring, wherein the lock head is arranged at the front end of the central lock rod, the installation gasket is arranged at the rear end of a fixed fork arm positioned at the central lock rod, the rear end of the central lock rod penetrates through the installation gasket, the spring sleeve is arranged between the lock head and the installation gasket and positioned at the central lock rod, a lock rod connecting piece is arranged at the rear end of the fixed fork arm positioned at the lock knife opening and closing lock pin and the rear end of the self-locking pressure spring lock pin respectively connected with the two ends of the lock rod connecting piece, the lock rod connecting piece can rotate around the middle part of the lock rod connecting piece, one end of the lock rod connecting piece connected with the. The fork is to the criminal personnel when arresting the criminal personnel, the human body touches trigger device, trigger device draws the lockpin shrink that opens and shuts through the lockpin cable pulling lock sword after being extruded, the location of the fluted disc of activity lock sword is relieved, then the fluted disc rotates and drives the upset of activity lock sword and pins the criminal personnel by the fork position with the form of holding tightly under the pulling force of extension spring, auto-lock pressure spring lockpin ejection location carries out the auto-lock location to the activity lock sword again in the fluted disc of activity lock sword or the tooth's socket of intermediate gear, further ensure that the criminal personnel is difficult for escaping behind the fork.

The locking rod connecting piece can adopt a clamp, one clamping arm of the locking rod connecting piece is fixedly connected to the fixed fork arm, and the rear ends of the central locking rods of the locking knife opening and closing lock pins and the self-locking pressure spring lock pins are respectively connected to two ends of the other clamping arm of the locking rod connecting piece, so that the self-locking pressure spring lock pins can be ejected out while the locking knife opening and closing lock pins are contracted.

As the utility model discloses a further improve, trigger device is including triggering the piece, piece installation pole and a expanding spring, trigger the piece and install in the pole socket and peg graft with holding the pole through a piece installation pole, a expanding spring suit is located the rear end and the expanding spring erection joint of triggering the piece in a piece installation pole in holding the pole, the lockpin cable is connected in triggering the piece, it is compressed a expanding spring and stimulates the lockpin cable and then stimulates the lockpin shrink that opens and shuts after the extrusion to trigger the piece, when triggering the piece and not having the extrusion of human body to touch, trigger the piece and reset again and the lockpin that opens and shuts simultaneously of lockpin resets under a expanding spring's spring action.

Preferably, a tension spring mounting groove is formed in the fixed yoke, the tension spring is mounted in the tension spring mounting groove, a tension spring winding groove is formed in the peripheral wall of the tension spring winding wheel, one end of the tension spring extends and is wound on the tension spring winding groove and fixedly connected to the tension spring winding wheel, the fixed yoke is formed by splicing and connecting a first yoke block and a second yoke block, a fluted disc of the movable locking knife is mounted between the front ends of the first yoke block and the second yoke block, a movable groove for rotating the movable locking knife is formed between the front ends of the first yoke block and the second yoke block, a first locking pin groove and a second locking pin groove are formed in the fixed yoke, the locking knife opening and closing locking pin is mounted in the first locking pin groove, and a self-locking pressure spring locking pin is mounted in the second locking pin groove.

As a further improvement, the utility model is provided with the broken window tip in the tip outer fringe of fixed yoke and/or the front end installation protection shield of the dead lever of holding pole, and the protection of criminal personnel and the protection of utilizing protection shield reinforcing policeman's personal safety is arrested in the broken window of usable broken window tip. The outside sword limit tip of activity sword distributes and sets up and colludes the clothes groove, can catch on criminal's clothes through this clothes groove of colluding, distributes on the inside arm edge of fixed yoke and/or the inboard sword limit of activity sword and sets up the anti-hacking groove, and the accessible is prevented hacking the groove and is come to keep out the sword of catching criminal when holding sword criminal and attacking, further strengthens the defence of policeman personal safety.

The utility model discloses following beneficial effect has:

the utility model relates to an anti-riot ware of arresting, it utilizes lockpin and extension spring cooperation to control the lock sword and open and make the lock sword lock in order to embrace the mode of locking and catch criminal, and can cross the difficult escape of back by the fork of people's weight such as waist, body, shoulder, hand, foot, simultaneously simple to use, convenient and safety, can satisfy the use needs under the complex environment in the anti-riot action.

Drawings

Fig. 1 is an overall structure diagram of the movable lock knife of the antiriot catcher in an open state;

FIG. 2 is a schematic view of the installation structure of the movable lock knife on the fixed yoke of the antiriot catcher of the present invention;

FIG. 3 is a schematic view of another installation structure of the movable lock knife on the fixed yoke of the antiriot catcher of the present invention;

FIG. 4 is a schematic view of a portion of the structure of FIG. 3;

FIG. 5 is a schematic structural view of the movable lock knife of the antiriot catcher of the present invention;

fig. 6 is a schematic structural view of the movable lock knife of the anti-riot catcher in another view angle;

fig. 7 is a schematic structural view of the trigger device of the anti-riot catcher of the present invention;

fig. 8 is an overall structure view of the movable lock knife of the anti-riot catcher in a locked state;

FIG. 9 is an overall structure view of the antiriot catcher provided with a protective shield;

fig. 10 is a schematic view of another installation structure of the movable lock knife of the anti-riot catcher on the fixed yoke according to the present invention.

In the figure: 1. a holding rod; 2. a rod seat; 3. a fixed yoke; 4. a movable lock cutter; 5. a trigger device; 6. an intermediate gear; 7. a protection shield; 8. preventing groove cutting; 11. fixing the rod; 12. a telescopic rod; 13. connecting sleeves; 14. breaking a window tip; 31. a first yoke block; 32. a second forked arm block; 33. the lock knife opens and closes the lock pin; 34. a lock pin cable; 35. a tension spring; 36. a cable; 37. a self-locking pressure spring lock pin; 38. a locking bar connecting piece; 39. a movable groove; 301. a first latch groove; 302. a tension spring mounting groove; 303. a stay cable mounting groove; 304. a second latch slot; 33a, a central locking bar; 33b, a lock head; 33c, mounting spacers; 33d, a spring; 40. hooking a clothes groove; 41. a fluted disc; 42. a tension spring winding wheel; 43. a tension spring is wound around the groove; 44. a stay cable connecting wheel; 41a, a tooth slot; 51. a trigger block; 52. a block mounting rod; 53. a block extension spring.

Detailed Description

The invention will be further described with reference to the accompanying drawings and specific embodiments so as to more clearly understand the technical idea claimed in the invention.

As shown in fig. 1-2, the anti-riot capturing device of the present invention comprises a holding rod 1, a rod base 2, a fixed yoke 3, a movable lock knife 4 and a trigger device 5, wherein the holding rod 1 is installed at the rear end of the rod base 2 and extends towards the rear of the rod base 2, the fixed yoke 3 is installed at the side of the rod base 2 and extends towards the front of the rod base 2, the movable lock knife 4 is installed at the fixed yoke 3 and can rotate on the fixed yoke 3, the trigger device 5 is installed at the front end of the rod base 2, the fixed yoke 3 is installed with a lock knife opening and closing lock pin 33, the lock knife opening and closing lock pin 33 is specifically installed at a first lock pin groove 301 on the fixed yoke 3, the lock knife opening and closing lock pin 33 is connected with the trigger device 5 and is controlled to extend and retract by the trigger device 5, one end of the movable lock knife 4 which is installed and connected with the fixed yoke 3 is provided with a fluted disc 41 and is pivotally installed at the fixed yoke 3 through the fluted disc 41, the fluted disc 41 is provided with a tension spring winding wheel 42, the tension spring winding wheel 42 is coaxially installed and fixed on the fluted disc 41 or integrally formed on the fluted disc 41 by die casting, during installation, bearings can be installed on the fluted disc 41 and the tension spring winding wheel 42 to be matched with an installation shaft so as to realize pin joint installation on the fixed fork arm 3, the tension spring winding wheel 42 is wound and connected with a tension spring 35, one end of the tension spring 35 is connected to the tension spring winding wheel 42, the other end of the tension spring 35 is fixedly connected to the fixed fork arm 3, and a tooth groove 41a of the fluted disc 41 is directly and.

When the movable lock knife 4 is opened, the lock knife opening and closing lock pin 33 is positioned in the tooth groove 41a of the fluted disc 41 of the movable lock knife 4, the criminals are caught and forked, the human body touches the trigger device 5, the trigger device 5 is extruded and then pulls the lock knife opening and closing lock pin 33 to shrink, the positioning of the fluted disc 41 of the movable lock knife 4 is released, then the fluted disc 41 rotates under the pulling force of the tension spring 35 and drives the movable lock knife 4 to overturn so as to lock the critical parts of the criminals, such as the waist, the body, the shoulders, the hands, the feet and other human body weight parts, the operation and the use are simple and convenient, the criminals are not easy to escape after being forked, and the use requirement under the complex environment in the anti-riot operation can be met.

As shown in fig. 1 and 3-6, a cable connecting wheel 44 is arranged on a fluted disc 41, the cable connecting wheel 44 can be coaxially arranged on the fluted disc 41 and is opposite to a tension spring winding wheel 42, or is integrally die-cast and formed on the fluted disc 41, a cable mounting groove 303 is arranged on a fixed yoke 3, a cable 36 is arranged in the cable mounting groove 303, a holding rod 1 comprises a fixed rod 11, an expansion link 12 and a connecting sleeve 13, the connecting structure of the fixed rod 11, the expansion link 12 and the connecting sleeve 13 belongs to the structure of the existing telescopic holding rod, one end of the fixed rod 11 is fixedly connected to the rear end of a rod base 2, the other end of the fixed rod 11 is connected with the expansion link 12 through the connecting sleeve 13, a first tube 16 capable of sliding up and down is arranged on the expansion link 12, one end of the cable 36 is fixedly connected to the cable connecting wheel 44, and the other; after the movable lock knife 4 is turned over and locked in a tightly holding manner, the first tube 16 is pulled downwards to drive the gear disc 41 and the movable lock knife 4 to turn over, reset and reopen through pulling the cable connecting wheel 44 by the cable 36, so that the movable lock knife 4 can be conveniently unlocked after being locked.

As shown in fig. 3-4, the fixed yoke 3 is formed by assembling and connecting a first yoke block 31 and a second yoke block 32, a fluted disc 41 of the movable locking cutter 4 is installed between the front ends of the first yoke block 31 and the second yoke block 32, a movable groove 39 for the movable locking cutter 4 to rotate is formed between the front ends of the first yoke block 31 and the second yoke block 32, a tension spring installation groove 302 is arranged on the fixed yoke 3, a tension spring 35 is installed in the tension spring installation groove 302, a tension spring winding groove 43 is arranged on the peripheral wall of the tension spring winding wheel 42, one end of the tension spring 35 extends and is wound on the tension spring winding groove 43 and is fixedly connected to the tension spring winding wheel 42, a self-locking pressure spring lock pin 37 is installed on the fixed yoke 3, the self-locking pressure spring lock pin 37 is specifically installed in a second lock pin groove 304 on the fixed yoke 3, and the self-locking pressure spring lock pin 37 is linked with the locking cutter opening and closing lock pin 33 and extends; the lock knife opening and closing lock pin 33 has the same structure as the self-locking pressure spring lock pin 37 and comprises a central lock rod 33a, a lock head 33b, a mounting gasket 33c and a spring 33d, wherein the lock head 33b is arranged at the front end of the central lock rod 33a, the mounting gasket 33c is arranged at the rear end of the central lock rod 33a of the fixed fork arm 3, the rear end of the central lock rod 33a penetrates through the mounting gasket 33c, the spring 33d is sleeved between the central lock rod 33a and the mounting gasket 33b, a lock rod connecting piece 38 is arranged at the rear ends of the lock knife opening and closing lock pin 33 and the self-locking pressure spring lock pin 37 on the fixed fork arm 3, the rear ends of the central lock rods 33a of the lock knife opening and closing lock pin 33 and the self-locking pressure spring lock pin 37 are respectively connected with two ends of the lock knife opening and closing lock pin connecting piece 38, the lock rod connecting piece 38 can rotate around the middle, lockpin cable 34 extends and penetrates rod seat 2 and is connected with trigger device 5, fork to the criminal when arresting the criminal, the human body touches trigger device 5, trigger device 5 draws the lockknife through lockpin cable 34 after being extrudeed and opens and shuts the lockpin 33 shrink, the location of the fluted disc 41 of activity lockknife 4 is relieved, then under the pulling force of extension spring 35 fluted disc 41 rotates and drives activity lockknife 4 upset and lock the criminal by the fork position with the form of holding tightly in, auto-lock pressure spring lockpin 37 is ejecting to be positioned and carries out the auto-lock location to activity lockknife 4 again in the tooth's socket 41a of the fluted disc 41 of activity lockknife 4, further ensure that the criminal is difficult for escaping behind the fork.

The lock rod connecting piece 38 can adopt a clamp, one clamping arm of the lock rod connecting piece 38 is fixedly connected to the fixed fork arm 3, and the rear ends of the central lock rods 33a of the lock knife opening and closing lock pin 33 and the self-locking pressure spring lock pin 37 are respectively connected to two ends of the other clamping arm of the lock rod connecting piece 38, so that the self-locking pressure spring lock pin 37 can be ejected out while the lock knife opening and closing lock pin 33 contracts.

The triggering device 5 specifically includes a triggering block 51, a block mounting rod 52 and a block expansion spring 53 as shown in fig. 7, the triggering block 51 is mounted on the rod seat 2 and is inserted into the holding rod 1 through the block mounting rod 52, the block expansion spring 53 is sleeved on the rear end of the block mounting rod 52 located on the triggering block 51, the block expansion spring 53 is mounted and connected to the holding rod 1, the lock pin cable 34 is connected to the triggering block 51, the triggering block 51 is compressed by the block expansion spring 53 after being extruded and pulls the lock pin cable 34 to pull the lock knife opening and closing lock pin 33 to contract, and when the triggering block 51 is not pressed and contacted by a human body, the triggering block 51 is reset again under the elastic force of the block expansion spring 53 and simultaneously resets the lock knife opening and closing lock pin 33. Meanwhile, a second pipe body 15 capable of sliding up and down is arranged on the telescopic rod 12, the second pipe body 15 is connected with the trigger block 51 through a steel wire, and the second pipe body 15 is pulled to control the locking knife opening and closing lock pin 33 to shrink. The trigger block 51 may be further provided with an electric shock, lighting and other auxiliary devices as required, which belong to the prior art and are not described in detail.

More specifically, as shown in fig. 1 and 8-9, a window breaking tip 14 is arranged on the outer edge of the end part of the fixed fork arm 3, and/or a protection shield 7 is arranged at the front end of the fixed rod 11 of the holding rod 1, so that the window breaking tip 14 can be used for breaking a window to catch criminals, and the protection shield 7 can be used for enhancing the personal safety of police officers. As shown in fig. 1 and 8, the outer edge of the movable blade 4 is provided with a hook slot 40, the clothes of criminals can be hooked through the hook slot 40, the inner edge of the fixed yoke 3 and/or the inner edge of the movable blade 4 is provided with a hacking preventing slot 8, the hacking preventing slot 8 can be used for blocking the knife of criminals when the criminals holding the knife attacks, the personal safety of the policemen is further enhanced, and the knife can be blocked at the joint of the movable blade 4 and the fixed yoke 3 as shown in fig. 1.

As shown in fig. 10, another mounting structure of the movable lock knife 4 on the fixed yoke 3 may also be adopted, that is, after the tooth space 41a of the toothed disc 41 of the movable lock knife 4 is meshed with the intermediate gear 6, the intermediate gear 6 is correspondingly matched with the lock knife opening and closing lock pin 33, when the movable lock knife 4 is opened, the lock knife opening and closing lock pin 33 is positioned in the tooth space 41a of the intermediate gear 6, when catching a criminal, the criminal is forked, a human body touches the trigger device 5, the trigger device 5 is squeezed and pulls the lock knife opening and closing lock pin 33 to contract, the positioning of the intermediate gear 6 and the toothed disc 41 of the movable lock knife 4 is released, then the toothed disc 41 rotates under the pulling force of the tension spring 35 and drives the movable lock knife 4 to overturn to lock the forked position of the criminal in a clasping manner, and simultaneously the lock pin 37 is ejected and positioned in the tooth space 41a of the intermediate gear 6 to perform self-.

Various other changes and modifications may be made by those skilled in the art based on the above-described technical solutions and concepts, and all such changes and modifications should fall within the scope of the present invention.

Claims (10)

1. The utility model provides an anti-riot arrester, including holding pole (1), pole seat (2), fixed yoke (3), activity sword (4) and trigger device (5), this holding pole (1) is installed in the rear end of this pole seat (2) and is extended towards the rear of this pole seat (2), this fixed yoke (3) are installed in the lateral part of this pole seat (2) and are extended towards the place ahead of this pole seat (2), this activity sword (4) are installed in this fixed yoke (3) and can rotate on this fixed yoke (3), this trigger device (5) are installed in the front end of this pole seat (2), its characterized in that: the fixed fork arm (3) is provided with a lock knife opening and closing lock pin (33), the lock knife opening and closing lock pin (33) is connected with the trigger device (5) and is controlled by the trigger device (5) to stretch, a fluted disc (41) is arranged at one end of the movable lock cutter (4) which is connected with the fixed fork arm (3) and is pivotally connected with the fixed fork arm (3) through the fluted disc (41), a tension spring winding wheel (42) is arranged on the fluted disc (41), a tension spring (35) is wound and connected on the tension spring winding wheel (42), one end of the tension spring (35) is connected with the tension spring winding wheel (42), the other end of the tension spring (35) is fixedly connected with the fixed fork arm (3), the tooth grooves (41 a) of the fluted disc (41) are directly and correspondingly matched with the lock knife opening and closing lock pins (33) or are meshed with the intermediate gear (6) and then are correspondingly matched with the lock knife opening and closing lock pins (33) through the intermediate gear (6).

2. The riot catcher as claimed in claim 1, wherein: be equipped with cable connecting wheel (44) on fluted disc (41), be provided with cable mounting groove (303) on fixed yoke (3), install cable (36) in cable mounting groove (303), holding pole (1) including dead lever (11), telescopic link (12) and adapter sleeve (13), the one end fixed connection of dead lever (11) in the rear end of rod seat (2), the other end of dead lever (11) passes through adapter sleeve (13) with telescopic link (12) are connected, set up gliding first body (16) from top to bottom on telescopic link (12), the one end fixed connection of cable (36) in cable connecting wheel (44), the other end of cable (36) passes rod seat (2) and dead lever (11) fixed connection in first body (16).

3. The riot catcher as claimed in claim 1, wherein: a self-locking pressure spring lock pin (37) is mounted on the fixed fork arm (3), and the self-locking pressure spring lock pin (37) is linked with the lock knife opening and closing lock pin (33) and extends out when the lock knife opening and closing lock pin (33) retracts; the lock knife opening and closing lock pin (33) is the same in structure as the self-locking pressure spring lock pin (37) and comprises a central lock rod (33 a), a lock head (33 b), a mounting gasket (33 c) and a spring (33 d), the lock head (33 b) is arranged at the front end of the central lock rod (33 a), the mounting gasket (33 c) is mounted at the rear end of the central lock rod (33 a) of the fixed fork arm (3), the rear end of the central lock rod (33 a) penetrates through the mounting gasket (33 c), the spring (33 d) is sleeved on the central lock rod (33 a) and is positioned between the lock head (33 b) and the mounting gasket (33 c), a connecting piece (38) is mounted at the rear ends of the lock knife opening and closing lock pin (33) and the self-locking pressure spring lock pin (37) on the fixed fork arm (3), the rear ends of the lock knife opening and closing lock pin (33) and the central lock pin (33 a) of the self-locking pressure spring lock pin (37) are respectively connected to the lock rod ( The locking device comprises two ends of a connecting piece (38), the locking rod connecting piece (38) can rotate around the middle of the locking rod connecting piece, one end, connected with a central locking rod (33 a) of the locking knife opening and closing locking pin (33), of the locking rod connecting piece (38) is connected with a locking pin inhaul cable (34), and the locking pin inhaul cable (34) extends to penetrate into a rod seat (2) to be connected with a triggering device (5).

4. The riot catcher as claimed in claim 3, wherein: the locking rod connecting piece (38) is a clamp, one clamping arm of the locking rod connecting piece (38) is fixedly connected to the fixed fork arm (3), and the rear ends of the locking knife opening and closing lock pin (33) and the central locking rod (33 a) of the self-locking pressure spring lock pin (37) are respectively connected to two ends of the other clamping arm of the locking rod connecting piece (38).

5. The riot catcher as claimed in claim 3, wherein: the trigger device (5) comprises a trigger block (51), a block mounting rod (52) and a block telescopic spring (53), the trigger block (51) is mounted on the rod seat (2) and is connected with the holding rod (1) in an inserting mode through the block mounting rod (52), the block telescopic spring (53) is sleeved on the block mounting rod (52) and is located at the rear end of the trigger block (51), the block telescopic spring (53) is connected to the holding rod (1) in an installing mode, and the inhaul cable lock pin (34) is connected to the trigger block (51).

6. The riot catcher as claimed in claim 1, wherein: be provided with extension spring mounting groove (302) on fixed yoke (3), extension spring (35) install in extension spring mounting groove (302), the extension spring is equipped with the extension spring around groove (43) on the perisporium of wheel (42), the one end of extension spring (35) extends the winding and is in the extension spring is around groove (43) and fixed connection in the extension spring is around wheel (42).

7. The riot catcher as claimed in claim 1, wherein: the fixed yoke (3) is formed by splicing and connecting a first yoke block (31) and a second yoke block (32), the fluted disc (41) of the movable locking cutter (4) is arranged between the front ends of the first yoke block (31) and the second yoke block (32), and a movable groove (39) for the movable locking cutter (4) to rotate is formed between the front ends of the first yoke block (31) and the second yoke block (32).

8. The riot catcher as claimed in claim 3, wherein: the fixed fork arm (3) is provided with a first lock pin groove (301) and a second lock pin groove (304), the lock knife opening and closing lock pin (33) is installed in the first lock pin groove (301), and the self-locking pressure spring lock pin (37) is installed in the second lock pin groove (304).

9. The riot catcher as claimed in claim 2, wherein: a window breaking pointed end (14) is arranged on the outer edge of the end part of the fixed fork arm (3), and/or a protective shield (7) is arranged at the front end of the fixed rod (11) of the holding rod (1).

10. The riot catcher as claimed in claim 1, wherein: clothes hooking grooves (40) are distributed in the end portions of the outer side edges of the movable lock cutters (4), and anti-cutting grooves (8) are distributed in the inner side arm edges of the fixed fork arms (3) and/or the inner side edges of the movable lock cutters (4).

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