CN204251125U - Electromagnetism triggers wire holder - Google Patents

Abstract

The utility model relates to an electromagnetic trigger rope clamp, which relates to an electromagnetic trigger rope clamp for ensuring the safe operation of an elevator. The purpose of the utility model is to provide an electromagnetic trigger rope gripper which is stable in triggering and takes into account the function of upward overspeed protection and the function of preventing movement other than the elevator. The electromagnetic trigger rope gripper of the utility model includes a trigger part, a support part, a moving splint part, a switch, etc., and adopts an electromagnet sucker-type trigger mode, and the trigger stop is completed through the cooperation of each part, and the reset can be realized at the same time.

Description

Electromagnetic Trigger Rope Clamp

technical field

The utility model relates to a rope gripper, in particular to an electromagnetically triggered rope gripper for ensuring the safe operation of an elevator.

Background technique

The rope clamp is an important device used to ensure the safe operation of the elevator. The existing rope clamp is only used for the upward overspeed protection device of the elevator, and its trigger is unstable and cannot prevent the accidental movement of the elevator.

Utility model content

The technical problem to be solved by the utility model is to provide an electromagnetic trigger rope gripper with stable triggering, taking into account the function of upward overspeed protection and preventing movement outside the elevator.

The utility model electromagnetic trigger rope gripper comprises a trigger part, a support part, a movable splint part, a switch, a compression screw, a guide shaft, two compression springs, two rope clip plates, two reset extension springs, two wedge irons, two second One shaft, two second shafts, moving shaft, fixed splint, two guide sleeves,

The trigger component includes a bracket component, a locking component, a first swing rod, a second swing rod, a first torsion spring, a second torsion spring, a first pin shaft, a second pin shaft, a third pin shaft, an electromagnet, Pendulum bracket, rollers, bearings, axles, set screws, screws, limit bolts, the bracket components include a first top plate, a first bottom plate, a connecting plate, a left side plate and a right side plate arranged in parallel, the first The bottom plate is a curved plate, including a horizontal plate and a vertical plate connected vertically, the horizontal plate is parallel to the first top plate, the left side plate and the right side plate are perpendicular to the horizontal plate of the first top plate, and the left side plate is parallel to the first top plate. The upper end of the plate and the upper end of the right side plate are connected to the lower surface of the first top plate at intervals, the lower end of the left side plate and the lower end of the right side plate are connected to the upper surface of the horizontal plate of the first bottom plate at intervals, and the connecting plate The left end is fixed on the front side of the left side plate, the middle part of the connecting plate is fixed on the front side of the right side plate, and the right end of the connecting plate exceeds the right end of the right side plate, and the limit bolt passes through the right end of the connecting plate and is fixed and limited. The bottom of the screw rod of the position bolt can be supported on the front side of the first swing bar, the electromagnet is fixed with the vertical plate of the first bottom plate and the electromagnet can attract the screw when energized, and the screw passes through the second swing The through hole provided at the lower part of the rod is locked with a nut, the middle part of the second swing rod is connected to the right side plate through a pin, and the upper end of the second swing rod is contacted with the set screw connected to the lower end of the first swing rod , one end of the pendulum bracket is a whole, and the whole extends to the other end to form two parallel bifurcations, a U-shaped groove is formed between the two bifurcations, and the right end of the second pin shaft passes through the left side plate and the pendulum bracket in sequence The integral end of the right side plate extends out from the right surface of the right side plate and is fixed. The protruding part of the right end of the second pin shaft is covered with a first torsion spring, and one end of the first torsion spring is fixed on the right side plate , the other end of the first torsion spring is against the rear side of the first swing rod, the upper part of the first swing rod is fixed to the right end of the second pin shaft, and the integral end of the swing bracket is connected to the second pin shaft fixed, a roller is set in the U-shaped groove, and the roller is set on the wheel shaft through a bearing, and the two ends of the wheel shaft are respectively fixed on the two forks of the pendulum bracket. Needle, the upper end of the lock body forms a protrusion toward the direction of the needle roller, and the needle roller is rotatably mounted on the underside of the protrusion of the lock body. On the lock body, the opposite direction of the protrusion forms a vertical section, and the vertical The tangent surface can be in contact with the outer surface of the roller, and the left end of the first pin passes through the right side plate, the lower end of the locking body, the left side plate and extends out of the left surface of the left side plate, and the first pin shaft The protruding part of the left end of the second torsion spring fits the second torsion spring and passes through the pin. One end of the second torsion spring is fixed on the left side plate, the other end of the second torsion spring is wound on the pin, and the third pin shaft Located at the lower end of the pendulum bracket and the front side of the locking member, the left end of the third pin shaft passes through the right side plate and the left side plate in turn, and pins are inserted at the ends thereof,

The support part includes a second top board, a second bottom board, a left side board part, and a right side board part, the second bottom board is arranged parallel to the second top board, and the left side board part includes a left side board and is fixed on the left side The backing plate on the right side of the side plate, the right side plate part includes the right side plate and the backing plate fixed on the left side of the right side plate, the left side plate and the right side plate are arranged symmetrically and are perpendicular to the second top plate, so The upper end of the left side plate and the upper end of the right side plate are fixed with the second top plate, the lower end of the left side plate and the lower end of the right side plate are fixed with the second bottom plate,

Threaded holes are set on the second top plate, and the compression screw is threadedly connected with the second top plate. The compression screw is located above the pressing block, and the pressing block is a stepped structure along the left and right directions. The pressing block The front side of the upper end is provided with a slope inclined from front to back, and the slope can cooperate with the locking component,

The two guide shafts are all perpendicular to the second base plate and the lower ends of the two guide shafts are fixed on the second base plate. The two guide shafts are symmetrically arranged left and right, and the upper ends of the two guide shafts are fixed with the pressure block. For a small stepped shaft, two compression springs are set on the outer surfaces of the two guide shafts, and two guide sleeves are respectively set on the small diameter ends of the two guide shafts. The lower end of the guide sleeve is against the second bottom plate, and the lower end of each compression spring is pushed On the guide sleeve, the upper end of the compression spring is pressed against the lower surface of the pressure block,

The movable splint part includes a movable splint and two side plates parallel to each other, the two side plates are arranged perpendicular to the movable splint, the rear ends of the two side plates are fixed on the front side of the movable splint, and the corresponding positions on the two side plates are uniform. A through hole is provided, the moving shaft passes through the two through holes, the two ends of the moving shaft respectively pass through the left side plate and the right side plate and the shaft ends are fixed, and the same positions of the left side plate and the right side plate are provided with corresponding connected oblong hole and rectangular hole, the size of the oblong hole is adapted to the size of the moving shaft, and the moving shaft can move back and forth along the oblong hole,

The fixed splint is fixed with the left and right side plates, the fixed splint and the movable splint are all perpendicular to the left side plate and the left and right sides of the fixed splint and the movable splint are all arranged in the rectangular hole, and one of the rope clamping plates is fixed on the movable splint. On the rear side of the splint, another rope clamping plate is fixed on the front side of the fixed splint, and a rope clamping space is formed between the two rope clamping plates.

Both wedge irons are set on the steps on the outer surface of the briquetting block and arranged symmetrically along the left and right sides of the briquetting block. One end of the two wedge irons respectively pushes against the steps of the briquetting block, and the other end of the two wedge irons respectively pushes against the side plate. The left end of the briquetting block protrudes from the left end of the left side plate, the right end of the briquetting block protrudes from the right end of the right side plate, the corresponding positions of the left side plate and the right side plate are provided with guide slots, and the The pressing block can move up and down along the long guide hole,

One of the second shafts passes through the backing plate and the left side plate in sequence and is fixed, the other second shaft passes through the backing plate and the right side plate in turn and is fixed, and the two first shafts are respectively fixed on the left side plate and the right side plate, The two first shafts are located on the front side of the two wedge irons,

The upper surface of the first top plate is fixed on the lower surface of the second top plate, the switch is fixed on the right side of the left side plate, and the contacts of the switch can contact with the chamfer provided by the left wedge iron, and the wedge iron Set the arc surface on the right side,

The two return tension springs are respectively located on the left side of the left side plate and the right side of the right side plate. The two ends of the back-moving extension spring are respectively connected with the right end of the moving shaft and the end of the second shaft on the right side.

The electromagnetic trigger rope gripper of the utility model, wherein the center of the pressing block is provided with a stepped through hole, and a finale is arranged in the stepped through hole, and the finalized shaft is supported in the stepped through hole through a bearing, and the lower end of the rod of the finalized shaft is used for Nut locked.

The electromagnetic trigger rope gripper of the utility model, wherein the third pin shaft is covered with a buffer member.

The electromagnetic trigger rope clamp of the utility model further includes a left bracket and a right bracket, the left bracket is connected with the left side board, and the right bracket is connected with the right side board.

The electromagnetic trigger rope clamp of the utility model, wherein the switch is fixed on the right side of the left side plate through the connecting plate.

The electromagnetic trigger rope gripper of the utility model, wherein a compression screw sleeve is arranged between the compression screw rod and the second top plate.

The electromagnetic trigger rope gripper of the utility model, wherein the second pendulum is in the form of a bent piece, saves space.

The electromagnetic trigger rope gripper of the utility model is characterized in that the moving splint part has an integrated structure, and the moving splint is integrally connected with the two side plates.

The electromagnetic trigger rope clamp of the utility model, wherein the support part also includes two connecting plates, and the two connecting plates are respectively fixed on the left side surface of the rear part of the left side plate and the right side surface of the rear part of the right side plate , the middle parts of the two connecting plates are connected with the left and right ends of the fixed splint by bolts, and the upper and lower ends of each connecting plate are screwed with set screws, and the ends of each set screw can be connected with the fixed splint rear contact. The position of the fixed splint can be adjusted by the set screw, that is, the relative position of the fixed splint and the movable splint part can be adjusted, thereby adjusting the clamping force of the rope clamp.

The difference between the electromagnetic trigger rope gripper of the utility model and the prior art is that the electromagnet in the electromagnetic trigger rope gripper of the utility model adopts the sucker type power-off trigger mode, and the screw is released after power off, and the screw is threadedly matched with the second pendulum rod. The set screw is in contact with the second swing rod, and after the screw that is attracted to the electromagnet is released, the first torsion spring provides a rotating force to make the first swing rod rotate on the second pin shaft, and the swing bracket rotates with the first swing rod , so as to drive the roller to rotate and release the lock component, the second torsion spring provides a rotating force to make the lock component break away from the slope of the pressure block, the pressure block moves upward under the action of the compression spring, and then drives the wedge iron to move upward, pushing the movable splint component so that The rope clamping plate fixed with the movable splint moves to the other side of the rope clamping plate, thereby clamping the traction wire rope, and finally the elevator stops, and it can be applied when the elevator is overspeeding upwards or when there is an accidental movement, and the electromagnet is triggered by a suction cup , the trigger is more stable, and the cooperation of the movable splint, the movable shaft and the long guide hole makes the braking more stable; at the same time, in the utility model, the reset can also be realized through the cooperation of the reset extension spring and other components.

The electromagnetic trigger rope clamp of the present utility model will be further described below in conjunction with the accompanying drawings.

Description of drawings

Fig. 1 is the schematic structural diagram of the main view of the electromagnetic trigger rope clamp of the present invention;

Fig. 2 is B-B sectional view among Fig. 1;

Fig. 3 is a step sectional view along A-A in Fig. 2 (after removing the trigger part);

Fig. 4 is the A direction view of Fig. 1;

Fig. 5 is the C-C view of Fig. 1;

Fig. 6 is the E-E view among Fig. 4;

Fig. 7 is the front view of triggering part in Fig. 1;

Fig. 8 is the right view of Fig. 7;

Fig. 9 is the left side view of Fig. 7;

Fig. 10 is a rotational sectional view along A-A in Fig. 8;

Fig. 11 is a sectional view along B-B in Fig. 8 .

Detailed ways

As shown in Figures 1-4, the utility model electromagnetic trigger rope clamp includes a trigger part 7, a support part 8, a movable splint part 14, a switch 24, a compression nut 9, a compression screw 10, a guide shaft 1, two Compression spring 3, two rope clamping plates 15, two reset extension springs 23, two wedge irons 25, two first shafts 26, two second shafts 28, moving shaft 48, fixed splint 45, two guide sleeves 2, pressing shaft 11, bearing 12, left bracket 42, right bracket 39,

The support part 8 includes a second top board 801, a second bottom board 802, a left side board part, a right side board part, and two connecting boards 807, the second bottom board 802 is arranged parallel to the second top board 801, and the left side board part includes a left side board 803 and the backing plate 805 fixed on the right side of the left side plate 803, the right side plate parts include the right side plate 804 and the backing plate 806 fixed on the left side of the right side plate 804, the left side plate 803 and the right side plate 804 are symmetrically arranged and Both are perpendicular to the second top plate 801, the upper end of the left side plate 803 and the upper end of the right side plate 804 are fixed with the second top plate 801, the lower end of the left side plate 803 and the lower end of the right side plate 804 are fixed with the second bottom plate 802, The left support 42 is connected with the left side plate 803, the right support 39 is connected with the right side plate 804, threaded holes are set on the second top plate 801, the compression screw rod 10 is threadedly connected with the second top plate 801, and the compression screw sleeve 9 is positioned on the compression screw rod. 10 and the second top plate 801, the compression screw 10 is located above the pressing block 13, the pressing block 13 is a stepped structure along the left and right direction, and the front side of the upper end of the pressing block 13 is provided with an inclined surface 131 inclined from front to rear, and the inclined surface 131 It can be matched with the locking member 52 .

The two guide shafts 1 are all perpendicular to the second base plate 802 and the lower ends of the two guide shafts 1 are fixed on the second base plate 802. The two guide shafts 1 are symmetrically arranged. The two compression springs 3 are respectively set on the outer surfaces of the two guide shafts 1, the two guide sleeves 2 are respectively set on the small diameter ends of the two guide shafts 1, and the lower ends of the guide sleeves 2 are against the second bottom plate 802 Above, the lower end of each compression spring 3 is supported on the guide sleeve 2, and the upper end of the compression spring 3 is supported on the lower surface of the pressure block 13.

As shown in Figures 2-4, the movable splint part 14 includes a movable splint 141 and two side plates 142 parallel to each other. Arranged vertically to the movable splint 141, the rear ends of the two side plates 142 are all fixed on the front side of the movable splint 141, through holes are arranged at corresponding positions on the two side plates 142, the moving shaft 48 passes through the two through holes, and the moving shaft 48 The two ends of the left side plate 803 and the right side plate 804 pass through the shaft ends respectively, and the same positions on the left side plate 803 and the right side plate 804 are provided with connected oblong holes 808 and rectangular holes 809, and the oblong holes 808 The size is compatible with the size of the moving shaft 48. The moving shaft 48 can move back and forth along the oblong hole 808, and cannot move left and right. The fixed splint 45 is fixed with the left and right side plates by two connecting plates 807. The fixed splint 45 and the movable splint 141 are fixed. Perpendicular to the left side plate 803 and the left and right sides of the fixed splint 45 and the movable splint 141 are all arranged in the rectangular hole 809, wherein one rope clamping plate 15 is fixed on the rear side of the movable clamping plate 141, and the other rope clamping plate 15 is fixed On the front side of the fixed splint 45, a space for clamping the rope is formed between the two clamping plates 15. The two wedge irons 25 are all set on the steps on the outer surface of the briquetting block 13 and arranged symmetrically along the left and right sides of the briquetting block 13. One end of the two wedge irons 25 is respectively Stand on the ladder of the briquetting block 13, the other ends of the two wedge irons 25 are respectively pushed on the side plate 142, the left end of the briquetting block 13 stretches out from the left end of the left side plate 803, and the right end of the briquetting block 13 stretches out from the right side The right end surface of the plate 804, the corresponding positions of the left side plate 803 and the right side plate 804 are all provided with guide slots, and the pressure block 13 can move up and down along the guide slots.

Two connecting plates 807 are respectively fixed on the left side of the left side plate 803 rear portion, the right side of the right side plate 804 rear portion, the left end of the fixed splint 45 stretches out the left end of the left side plate 803, the right end of the fixed splint 45 Stretch out the right end of right side plate 804, the middle part of two connecting plates 807 is all connected with the left and right end of fixed splint 45 by bolt 43, and the upper and lower end of each connecting plate 807 is screwed with set screw 16, each fastening The ends of the fixed screws 16 can be in contact with the rear side of the fixed splint 45 .

The center of the briquetting block 13 is provided with a stepped through hole, the final shaft 11 is arranged in the stepped through hole, the final shaft 11 is supported in the stepped through hole by the bearing 12, and the lower end of the rod portion of the final shaft 11 is locked with a nut.

As shown in Figures 3 and 6, one of the second shafts 28 passes through the backing plate 805 and the left side plate 803 and is fixed in sequence, and the other second shaft 28 passes through the backing plate 806 and the right side plate 804 and is fixed in turn. One shaft 26 is respectively fixed on the left side plate 803 and the right side plate 804 , and the two first shafts 26 are located at the front side of the two wedge irons 25 .

As shown in Figures 1 and 5 again, the upper surface of the first top plate 501 is fixed on the lower surface of the second top plate 801, the trigger part 7 is positioned at the front side of the bracket part 8, and the switch 24 is fixed on the right side of the left side plate 803 by the connecting plate. On the surface, the contact 241 of the switch 24 can contact the chamfer 251 provided with the left wedge iron 25, and the right side of the wedge iron 25 is provided with an arc surface 252,

3 and 4, the two reset extension springs 8 are respectively located on the left side of the left side plate 203 and the right side of the right side plate 204. The end of the second shaft 28 on the side is connected, and the two ends of the return tension spring 8 on the right are respectively connected with the right end of the moving shaft 48 and the end of the second shaft 28 on the right.

As shown in FIGS. 7-9 , the trigger component 7 includes a bracket component 50 , a lock component 52 , a first swing lever 51 , a second swing lever 80 , a first torsion spring 55 , a second torsion spring 56 , and a first pin shaft 58 , the second pin shaft 65, the third pin shaft 72, the electromagnet 81, the pendulum bracket 66, the roller 67, the bearing 69, the wheel shaft 70, the set screw 60, the screw 64, the limit bolt 75, and the bracket part 50 includes the first top plate 501, the first bottom plate 502, the connecting plate 503, the left side plate 504 and the right side plate 505 arranged in parallel, the first bottom plate is a curved plate, including a horizontal plate and a vertical plate connected vertically, the horizontal plate and the first top plate 501 Parallel, the left side plate 504 and the right side plate 505 are all perpendicular to the horizontal plate of the first top plate 501, the upper end of the left side plate 504 and the upper end of the right side plate 505 are connected to the lower surface of the first top plate 501 at intervals, and the left side plate 504 The lower end of the lower end of the right side plate 505 is connected to the upper surface of the horizontal plate of the first base plate 502 at intervals, the left end of the connecting plate 503 is fixed on the front side of the left side plate 504, and the middle part of the connecting plate 503 is fixed on the front side of the right side plate 505. side, and the right end of the connecting plate 503 exceeds the right end of the right side plate 505, the limit bolt 75 passes through the right end of the connecting plate 503 and is fixed and the screw bottom of the limit bolt 75 can be supported on the front side of the first swing bar 51, The electromagnet 81 is fixed with the vertical plate of the first bottom plate 502 and the electromagnet 81 can be attracted with the screw 64 when energized, and the screw 64 passes through the through hole provided at the second fork 80 bottom and locks with a nut, and the second fork The middle part of 80 is connected on the right side plate 505 by a pin, the upper end of the second fork 80 is connected with the set screw 60 connected with the lower end of the first fork 51, and the lock member 52 includes a lock body 521 and a needle roller 522 The upper end of the lock body 521 forms a protrusion toward the direction of the needle roller 522, and the needle roller 522 is rotatably mounted on the lower side of the protrusion of the lock body 521. On the lock body 521, a vertical section 523 is formed in the opposite direction of the protrusion, and the vertical section 523 Can contact with the outer surface of roller 67, the left end of the first bearing pin 58 passes through the lower end of right side plate 505, lock body 521, left side plate 504 successively and stretches out the left surface of left side plate 504, the first pin shaft The left end of 58 protrudes from the second torsion spring 56 and wears the pin 57. One end of the second torsion spring 56 is fixed on the left side plate 504, and the other end of the second torsion spring 56 is wound on the pin 57. The third pin The shaft 72 is located at the lower end of the pendulum bracket 66 and the front side of the lock member 52. The left end of the third pin shaft 72 passes through the right side plate 505 and the left side plate 504 in sequence and pins are inserted at its ends.

Shown in Figures 7, 10, and 11, one end of the pendulum bracket 66 is a whole, and the whole extends to the other end to form two parallel bifurcations. A U-shaped groove 661 is formed between the two bifurcations. The right end of the second pin shaft 65 Pass through the left side plate 504, the integral end of the pendulum bracket 66, the right side plate 505 successively and stretch out the right surface of the right side plate 505 to fix. One end of a torsion spring 55 is fixed on the right side plate 505, the other end of the first torsion spring 55 is against the rear side of the first fork 51, and the top of the first fork 51 is fixed to the right end of the second pin 65. , the integral end of the pendulum bracket 66 and the second pin shaft 65 are fixed by screws 68, a roller 67 is arranged in the U-shaped groove 661, and the roller 67 is set on the wheel shaft 70 through the bearing 69, and the two ends of the wheel shaft 70 are respectively fixed on the pendulum bracket 66 On the two forks, the third pin shaft 72 is covered with a buffer member 73.

The working process of the electromagnetic trigger rope clamp is as follows:

When the elevator speeds upwards or the elevator moves unexpectedly when the landing door and car door are open, the speed limiter’s upward movement contact or the accidental movement prevention device sends an electrical signal to power off the electromagnet 81, which adopts a suction cup type Power-off trigger mode, release the screw 64 after power-off, the screw 64 is screwed with the second swing rod 80, the set screw 60 is in contact with the second swing rod 80, after the screw 64 is released, the first torsion spring 55 provides the rotation force Make the first swing bar 51 rotate on the second pin shaft 65, the swing bracket 66 rotates with the first swing bar 51, thereby driving the roller 67 to rotate and release the lock member 52, and the second torsion spring 56 provides a rotational force to make the lock member 52 Breaking away from the slope of the briquetting block 13, the briquetting block 13 moves upward under the action of the compression spring 3, and then drives the wedge iron 25 to move upward, pushing the movable splint part 14 so that the rope clamping plate 15 fixed with the movable splint moves to the other side. The plate moves, thereby clamping the traction wire rope, and finally the elevator stops; while the wedge iron 25 is moving upwards, its chamfer 251 will trigger the switch 24 to force the traction machine to be powered off, and the switch 24 is an electrical switch. The reset process is as follows: screw down the compression screw 10, squeeze to the final shaft 11, the final shaft 11 transmits the extrusion force through the bearing 12, so that the pressing block 13 moves downward, and the locking member 52 enters the inclined plane set by the pressing block 13, and then When the time reset tension spring 23 provides a reset force to reset the movable splint part 14, release the traction wire rope, the electromagnet 81 will attract the screw 64 after being energized, the bolt 75 will limit the position of the first swing rod 51, and restore the state before triggering, thereby ensuring the normal operation of the elevator. run.

The above-mentioned embodiments are only described to the preferred implementation of the utility model, and are not limited to the scope of the utility model. Various modifications and improvements made should fall within the scope of protection determined by the claims of the utility model.

Claims (9)

1. an electromagnetism triggers wire holder, it is characterized in that: comprise trigger unit (7), support part (8), dynamic clamping parts (14), switch (24), clamping screw (10), the axis of guide (1), two Compress Springs (3), two rope clamping plates (15), two reset tension springs (23), two drifts (25), two first axles (26), two second axles (28), moving axis (48), clamp plate (45), two orienting sleeves (2)

Described trigger unit (7) comprises bracket component (50), lock structure parts (52), first fork (51), second fork (80), first torsion spring (55), second torsion spring (56), first bearing pin (58), second bearing pin (65), 3rd bearing pin (72), electromagnet (81), swinging rack (66), roller (67), bearing (69), wheel shaft (70), holding screw (60), screw (64), caging bolt (75), described bracket component (50) comprises the first top board (501), first base plate (502), connecting panel (503), the left side board (504) be arranged in parallel and right side board (505), described first base plate is bent plate, comprise horizontal plate and the vertical plate of perpendicular connection, described horizontal plate is parallel with the first top board (501), described left side board (504), right side board (505) is all perpendicular to the horizontal plate of the first top board (501), the upper end of described left side board (504), the interval, upper end of right side board (505) is connected to the lower surface of the first top board (501), the lower end of described left side board (504), the interval, lower end of right side board (505) is connected to the upper surface of the horizontal plate of the first base plate (502), the left end of described connecting panel (503) is fixed on left side board (504) front side, the middle part of described connecting panel (503) is fixed on the front side of right side board (505), and the right-hand member of connecting panel (503) exceeds the right-hand member of right side board (505), described caging bolt (75) is also fixed through the right-hand member of connecting panel (503) and can withstand on the leading flank of the first fork (51) bottom the screw rod of caging bolt (75), described electromagnet (81) and the vertical plate of the first base plate (502) fix and electromagnet (81) can be attracting with screw (64) when being energized, the through hole that described screw (64) is arranged through the second fork (80) bottom also uses nut locking, the middle part of described second fork (80) is connected on right side board (505) by pin, the holding screw (60) that upper end and the lower end of the first fork (51) of described second fork (80) connect contacts and connects, one end of described swinging rack (66) is overall, entirety extends to form to the other end two bifurcateds paralleled, U-shaped groove (661) is formed between two bifurcateds, the right-hand member of described second bearing pin (65) is successively through left side board (504), the integral end of swinging rack (66), right side board (505) the right surface of stretching out right side board (505) are fixed, the right-hand member sponson of described second bearing pin (65) is set with the first torsion spring (55), one end of described first torsion spring (55) is fixed on right side board (505), the other end of described first torsion spring (55) is against the trailing flank of the first fork (51), the top of described first fork (51) and the right part of the second bearing pin (65) are fixed, the integral end of described swinging rack (66) and the second bearing pin (65) are fixed, in described U-shaped groove (661), roller (67) is set, described roller (67) is sleeved on wheel shaft (70) by bearing (69), the two ends of described wheel shaft (70) are separately fixed on two bifurcateds of swinging rack (66), described lock structure parts (52) comprise lock structure body (521) and needle roller (522), described lock structure body (521) upper end is formed raised to needle roller (522) direction, described needle roller (522) is rotatably installed in the downside of the projection of lock structure body (521), on described lock structure body (521), the reversing sense of projection forms vertical tangent plane (523), described vertical tangent plane (523) can with the exterior surface of roller (67), the left end of described first bearing pin (58) is successively through right side board (505), the lower end of lock structure body (521), left side board (504) also stretches out the left surface of left side board (504), the left end sponson of described first bearing pin (58) is set with the second torsion spring (56) and places pin (57), one end of described second torsion spring (56) is fixed on left side board (504), the other end of described second torsion spring (56) is wrapped on pin (57), described 3rd bearing pin (72) is positioned at the lower end of swinging rack (66), the front side of lock structure parts (52), the left end of described 3rd bearing pin (72) is successively through right side board (505), left side board (504) and its end places pin,

Described support part (8) comprises the second top board (801), second base plate (802), left side board parts, right side board parts, described second base plate (802) is parallel to the second top board (801) and arranges, described left side board parts comprise left side board (803) and are fixed on the backing plate (805) on left side board (803) right side, described right side board parts comprise right side board (804) and are fixed on the backing plate (806) in right side board (804) left side, described left side board (803) is arranged symmetrically with right side board (804) and all vertical with the second top board (801), the upper end of described left side board (803), the upper end of right side board (804) is all fixed with the second top board (801), the lower end of described left side board (803), the lower end of right side board (804) is all fixed with the second base plate (802),

Described second top board (801) arranges tapped bore, described clamping screw (10) is threaded with the second top board (801), described clamping screw (10) is positioned at the top of briquetting (13), described briquetting (13) is step structure in left-right direction, arrange by front sweptback inclined-plane (131) on front side of described briquetting (13) upper end, described inclined-plane (131) can coordinate with lock structure parts (52)

All vertical second base plate (802) of described two axis of guides (1) and the lower end of two axis of guides (1) is all fixed on the second base plate (802), two axis of guides (1) are symmetrically arranged, the upper end of two axis of guides (1) is all fixed with briquetting (13), the described axis of guide (1) is up big and down small stepped shaft, two Compress Springs (3) are set in the outside face of two axis of guides (1), two orienting sleeves (2) are set in the miner diameter end of two axis of guides (1), the lower end of orienting sleeve (2) is against on the second base plate (802), the lower end of each Compress Spring (3) all withstands on orienting sleeve (2), Compress Spring (3) upper end withstands on briquetting (13) lower surface,

Described dynamic clamping parts (14) comprises dynamic clamping plate (141) and two side plates be parallel to each other (142), biside plate (142) is all arranged perpendicular to dynamic clamping plate (141), the rear end of biside plate (142) is all fixed on the leading flank of dynamic clamping plate (141), the upper opposite position of biside plate (142) all arranges through hole, described moving axis (48) is through two through hole, the two ends of moving axis (48) are each passed through left side board (803) and right side board (804) and axle head is fixed, described left side board (803) is provided with the upper same position of right side board (804) slotted hole (808) and rectangular opening (809) that are connected, the size of described slotted hole (808) and the size of moving axis (48) adapt, described moving axis (48) can move forward and backward along slotted hole (808),

Described clamp plate (45) and left and right side plate are fixed, clamp plate (45), dynamic clamping plate (141) are all perpendicular to left side board (803) and the left and right side of clamp plate (45) and dynamic clamping plate (141) is all arranged in rectangular opening (809), one of them rope clamping plate (15) is fixed on the trailing flank of dynamic clamping plate (141), another rope clamping plate (15) is fixed on the leading flank of clamp plate (45), folder rope space is formed between two rope clamping plates (15)

The ladder that two drifts (25) are all sleeved on briquetting (13) outside face is symmetrically arranged along briquetting (13), one end of two drifts (25) withstands on the ladder of briquetting (13) respectively, the other end of two drifts (25) withstands on side plate (142) respectively, the left side of left side board (803) is stretched out in the left part of described briquetting (13), the right side of right side board (804) is stretched out in the right part of described briquetting (13), the relevant position of described left side board (803) and right side board (804) all arranges long guiding hole, described briquetting (13) can move up and down along long guiding hole,

One of them second axle (28) is successively through backing plate (805), left side board (803) fixing, another second axle (28) is successively through backing plate (806), right side board (804) fixing, two first axles (26) are separately fixed on left side board (803), right side board (804), two first axles (26) are positioned at the front side of two drifts (25)

Described first top board (501) upper surface is fixed on the lower surface of the second top board (801), described switch (24) is fixed on the right flank of left side board (803), the chamfering (251) that the contact (241) of switch (24) can be arranged with left side drift (25) contacts, the right side of described drift (25) arranges arc surface (252)

Described two reset tension springs (8) lay respectively at the left side of left side board (203), the right side of right side board (204), the two ends of the reset tension spring (23) in left side are connected with the left end of moving axis (48), the end in left side second axle (28) respectively, and the two ends of the reset tension spring (8) on right side are connected with the right-hand member of moving axis (48), the end on right side second axle (28) respectively.

2. electromagnetism according to claim 1 triggers wire holder, it is characterized in that: described briquetting (13) center offers ladder hole, last item (11) is set in described ladder hole, described last item (11) is supported in ladder hole by bearing (12), the bar subordinate end nut locking of described last item (11).

3. electromagnetism according to claim 2 triggers wire holder, it is characterized in that: described 3rd bearing pin (72) is set with damper element (73) outward.

4. wire holder according to claim 3, it is characterized in that: also comprise left socle (42), right support (39), described left socle (42) is connected with left side board (803), and described right support (39) is connected with right side board (804).

5. electromagnetism according to claim 4 triggers wire holder, it is characterized in that: described switch (24) is fixed on the right side of left side board (804) by connecting panel.

6. electromagnetism according to claim 5 triggers wire holder, it is characterized in that: arrange gland nut (9) between described clamping screw (10) and the second top board (801).

7. electromagnetism according to claim 6 triggers wire holder, it is characterized in that: described second fork (80) is comer pieces form.

8. electromagnetism according to claim 7 triggers wire holder, it is characterized in that: described dynamic clamping parts (14) is integral type structure, and described dynamic clamping plate are connected with biside plate one.

9. electromagnetism according to claim 8 triggers wire holder, it is characterized in that: described support part (8) also comprises two connecting plates (807), described two connecting plates (807) are separately fixed on the left surface at left side board (803) rear portion, on the right flank at right side board (804) rear portion, the middle part of described two connecting plates (807) is all by the left side of bolt (43) with clamp plate (45), right-hand member connects, each connecting plate (807) upper, lower end has all been threaded holding screw (16), the end of each holding screw (16) all can contact with the trailing flank of clamp plate (45).