CN215496425U

CN215496425U - Novel spring operating mechanism

Info

Publication number: CN215496425U
Application number: CN202122404616.3U
Authority: CN
Inventors: 杨勇; 陈思铭; 吴江
Original assignee: Zhejiang Yichen Electric Co ltd
Current assignee: Zhejiang Yichen Electric Co ltd
Priority date: 2021-09-30
Filing date: 2021-09-30
Publication date: 2022-01-11
Anticipated expiration: 2031-09-30

Abstract

The utility model discloses a novel spring operating mechanism, which adopts the technical scheme that the novel spring operating mechanism comprises a bottom plate, a switching-off mechanism and a switching-on mechanism, and is characterized in that: the switching-off mechanism comprises a switching-off electromagnet, a first linkage rod, a second linkage rod, a middle rod, an outer torsion spring and a movable block, the switching-on mechanism comprises an energy storage spring, a spring groove, a switching-on electromagnet, a push rod, a rotating plate and a limiting ring groove, the bottom plate is provided with the movable groove, a lock tongue is arranged in the movable groove, the bottom plate is also provided with an output disc, the output disc is provided with a first crank arm, a second crank arm and a third crank arm, the first crank arm is provided with a connecting rod, and the connecting rod is hinged with the lock tongue; a pulley is arranged on the second crank arm; a limiting block is arranged on the third connecting lever, a screw rod is further arranged on the outer side of the bottom plate, and a blocking surface in contact with the energy storage spring is arranged on the screw rod. The utility model has the advantages of longer stroke, high motion reliability, good closing and opening effects and the like.

Description

Novel spring operating mechanism

Technical Field

The utility model relates to the field of power supply matching devices of a power grid, in particular to a novel spring operating mechanism.

Background

The spring operating mechanism is a simple and reliable mechanism in a closing system, and can generate strong operation power in a short time by using energy stored in a closing spring in advance, and change the energy stored in the spring into the movement of the mechanism by using a link mechanism. The existing spring operating mechanism has the problem of short closing stroke, and simultaneously, an auxiliary switching mechanism is needed to lengthen the stroke for obtaining longer stroke so as to adapt to the opening and closing of longer stroke, so that the number of mechanisms is increased, and the reliability of the mechanisms is reduced.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model provides a novel spring operating mechanism which has the advantages of longer stroke, good reliability, good closing and opening effects and the like.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a novel spring operating mechanism, includes bottom plate, switching-off mechanism and closing mechanism, its characterized in that: the opening mechanism comprises an opening electromagnet, a first interlocking rod, a second interlocking rod, a middle rod, an outer torsion spring and a movable block, the opening electromagnet is fixedly connected with one end of the first interlocking rod, the other end of the first interlocking rod is provided with an arc opening A, the arc opening A is matched with one end of the second interlocking rod, the other end of the second interlocking rod is provided with an arc opening B matched with the middle rod, the movable block is hinged with the middle rod, and the outer torsion spring is arranged between the second interlocking rod and the movable block; the switching-on mechanism comprises an energy storage spring, a spring groove, a switching-on electromagnet, a push rod, a rotating plate and a limiting ring groove, wherein the spring groove is fixedly arranged on the bottom plate, the energy storage spring is arranged in the spring groove, the push rod is fixedly arranged on the energy storage spring, and a groove matched with the push rod is arranged on the rotating plate; the automatic feeding device is characterized in that a movable groove is formed in the bottom plate, a lock tongue is arranged in the movable groove, an output disc is further arranged on the bottom plate, a first crank arm, a second crank arm and a third crank arm are arranged on the output disc, a connecting rod is arranged on the first crank arm, and the connecting rod is hinged with the lock tongue; a pulley is arranged on the second crank arm; a limiting block is arranged on the third connecting lever and matched with the limiting ring groove and the rotating plate; the bottom plate is further provided with a screw rod, and a blocking surface in contact with the energy storage spring is arranged on the screw rod.

The utility model is further configured to: one end of the energy storage spring is fixedly connected with the spring groove, the other end of the energy storage spring moves in the spring groove, the top of the push rod is spherical, the extending end of the closing electromagnet penetrates through the outer wall of the spring groove, and the top of the closing electromagnet is also provided with an inclined plane.

The utility model is further configured to: the inside torsional spring that is provided with of a interlocking pole, No. two interlocking poles, intermediate lever and output dish, be provided with on the movable block with pulley matched with breach, still be provided with spacing piece on the movable block.

The utility model is further configured to: and a speed reducing motor is further arranged on the outer side of the bottom plate, and an output shaft of the speed reducing motor is connected with the screw rod.

In conclusion, the utility model has the following beneficial effects: compared with the prior art, the utility model is provided with the output disc and the three crank arms thereon, and the connecting rod is fixedly connected with the lock tongue through the connecting rod arranged on the first crank arm, so that the rotary motion is changed into linear motion, and a larger working stroke is obtained; the second crank arm is matched with the movable block through a pulley on the second crank arm, so that the locking function after closing is realized; the third crank arm limits the motion of the whole output disc through a limiting ring groove connected with the third crank arm, so that the motion reliability of the third crank arm is ensured; the problem of prior art closing stroke less is solved, simultaneously, need not additionally increase switching mechanism, the switch floodgate of long stroke is directly accomplished by spring operating mechanism, has solved the problem that the reliability descends.

Drawings

Fig. 1 is a schematic diagram of a closing state in the present embodiment;

FIG. 2 is a schematic diagram illustrating the opening process of the present embodiment;

FIG. 3 is a schematic diagram illustrating the completion of the opening operation of the present embodiment;

fig. 4 is a schematic diagram of a closing process in the present embodiment;

fig. 5 is a schematic diagram of the recharging spring of the embodiment.

Reference numerals: 1. a base plate; 2. a brake opening mechanism; 3. a closing mechanism; 4. opening a brake electromagnet; 5. a first interlocking lever; 6. a second interlocking lever; 7. a third interlocking lever; 8. an outer torsion spring; 9. a movable block; 10. an arc opening A; 11. an arc-shaped opening B; 12. an energy storage spring; 13. a spring slot; 14. closing an electromagnet; 15. a push rod; 16. a rotating plate; 17. a limiting ring groove; 18. a groove; 19. a movable groove; 20. a latch bolt; 21. an output tray; 22. a first crank arm; 23. a second crank arm; 24. a third crank arm; 25. a connecting rod; 26. a pulley; 27. a limiting block; 28. a screw; 29. a blocking surface; 30. a reduction motor; 31. an extension end; 32. a limiting sheet; 33. and (4) a notch.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The embodiment discloses a novel spring operating mechanism, as shown in fig. 1-5, including bottom plate 1, switching-off mechanism 2 and closing mechanism 3, its characterized in that: the brake-off mechanism 2 comprises a brake-off electromagnet 4, a first interlocking rod 5, a second interlocking rod 6, an intermediate rod 7, an outer torsion spring 8 and a movable block 9, the brake-off electromagnet 4 is fixedly connected with one end of the first interlocking rod 5, the other end of the first interlocking rod 5 is provided with an arc opening A10, the arc opening A10 is matched with one end of the second interlocking rod 6, the other end of the second interlocking rod 6 is provided with an arc opening B11 and matched with the intermediate rod 7, through the matching arrangement of the first interlocking rod 5 and the second interlocking rod 6, one end of the first interlocking rod 5 is driven by the brake-off electromagnet 4, the other end rotates around a rotating shaft in the first interlocking rod, so that the arc opening A10 is separated from one end of the second interlocking rod 6, the second interlocking rod 6 also rotates around the center of the second interlocking rod, and the arc opening B11 is separated from the intermediate rod 7; the movable block 9 is hinged with the middle rod 7, the outer torsion spring 8 is arranged between the second interlocking rod 6 and the movable block 9, one end of the outer torsion spring 8 is arranged on the second interlocking rod 6, and the other end of the outer torsion spring 8 is arranged on the movable block 9; the closing mechanism 3 comprises an energy storage spring 12, a spring groove 13, a closing electromagnet 14, a push rod 15, a rotating plate 16 and a limiting ring groove 17, wherein the spring groove 13 is fixedly arranged on the bottom plate 1, the energy storage spring 12 is arranged in the spring groove 13, the push rod 15 is fixedly arranged on the energy storage spring 12, and a groove 18 matched with the push rod 15 is arranged on the rotating plate 16; the automatic door lock is characterized in that a movable groove 19 is formed in the bottom plate 1, a lock tongue 20 is arranged in the movable groove 19, an output disc 21 is further arranged on the bottom plate 1, a first crank arm 22, a second crank arm 23 and a third crank arm 24 are arranged on the output disc 21, the first crank arm 22 is provided with a connecting rod 25, and the connecting rod 25 is hinged with the lock tongue 20; a pulley 26 is arranged on the second crank arm 23; a limiting block 27 is arranged on the third connecting lever 24, and the limiting block 27 is matched with the limiting ring groove 17 and the rotating plate 16; the bottom plate 1 is further provided with a screw 28, and the screw 28 is provided with a blocking surface 29 which is in contact with the energy storage spring 12.

Furthermore, one end of the energy storage spring 12 is fixedly connected with the spring groove 13, the other end of the energy storage spring moves in the spring groove 13, the top of the push rod 15 is spherical, and the spherical arrangement can enable the push rod 15 to be in smooth contact when pushing the rotating plate 16; the extending end 31 of the closing electromagnet 14 penetrates through the outer wall of the spring groove 13, the top of the closing electromagnet is also provided with an inclined surface, and the energy storage spring 12 cannot be blocked when being reset by the inclined surface arranged at the top of the extending end 31.

Further, the inside torsional spring that is provided with of a interlock pole 5, No. two interlock poles 6, intermediate lever 7 and output disc 21, be provided with on the movable block 9 with pulley 26 matched with breach 33, still be provided with spacing piece 32 on the movable block 9.

Further, a speed reducing motor 30 is further arranged on the outer side of the bottom plate 1, and an output shaft of the speed reducing motor 30 is connected with the screw 28.

The working principle is as follows: when the energy storage spring 12 is in a compressed state, the closing electromagnet 14 cannot be electrified, the extending end 31 does not act, and the energy storage spring 12 is in a non-closed state; the switching-on electromagnet 4 is not powered on, the first interlocking rod 5 does not deflect, the arc opening A10 of the first interlocking rod 5 is connected with the second interlocking rod 6, the arc opening B11 of the second interlocking rod 6 is also connected with the middle rod 7, the movable block 9 is just under the limitation of the outer torsion spring 8 and the limiting piece 32, the end part of the middle rod 7 is kept static, the output disc 21 is under the action of the inner torsion spring, is subjected to the rotating force of anticlockwise rotation and stops under the limitation of the limiting ring groove 17, the bolt 20 is accommodated in the movable groove 19, and the mechanism is in a state to be switched on.

When the closing electromagnet 14 is electrified, the extending end 31 contracts to release the energy storage spring 12, the push rod 15 is pushed out to contact with the groove 18 of the rotating plate 16 and push the rotating plate 16 to move, the rotating plate 16 drives the limiting block 27 matched with the rotating plate to move so as to drive the output disc 21 to rotate clockwise, the No. 1 crank arm 22 rotates clockwise to push the connecting rod 25, and the connecting rod 25 drives the bolt 20 to extend out of the movable groove 19 to realize closing action; meanwhile, the No. 2 crank arm 23 rotates clockwise, the pulley 26 on the No. 2 crank arm pushes the movable block 9 to rotate and continues to move along the surface of the movable block 9, when the movable block 9 enters the notch 33 of the movable block 9, the movable block 9 returns to the previous position under the action of the outer torsion spring 8, the pulley 26 is clamped into the notch 33 to limit the output disc 21 to rotate anticlockwise, after closing is completed, the speed reducing motor 30 drives the screw 28 and the blocking surface 29 on the screw to store energy again for the energy storage spring 12, and after the energy storage is completed, the speed reducing motor 20 controls the blocking surface to return to the initial position for standby.

When the brake-opening electromagnet 4 is powered on, the brake-opening electromagnet 4 drives the first interlocking rod 5 to rotate, the arc-shaped opening A10 of the first interlocking rod 5 is separated from the second interlocking rod 6, so that the second interlocking rod 6 rotates under the action of the internal torsion spring, the arc-shaped opening B11 of the second interlocking rod is also separated from the middle rod 7, the middle rod 7 also rotates counterclockwise for a certain distance under the action of the internal torsion spring, the notch 33 of the movable block 9 is separated from the pulley 26, the output disc 21 rotates counterclockwise under the drive of the internal torsion spring, the connecting rod 25 on the No. 1 crank arm 22 withdraws the bolt 20 to complete the brake-opening action, after the brake is opened, the brake-opening electromagnet 4 is powered off, the brake-opening mechanism 2 returns to the initial state again, and the mechanism is in a state to be switched on.

Compared with the prior art, the utility model is provided with the output disc 21 and three crank arms thereon, the connecting rod 25 is hinged with the bolt 20 through the connecting rod 25 arranged on the first crank arm 22, the rotary motion is changed into linear motion, and a larger working stroke is obtained; the second crank arm 23 is matched with the movable block 9 through a pulley 26 on the second crank arm, so that the locking function after closing is realized; the third crank arm 24 limits the movement of the whole output disc 21 through the limit ring groove 17 connected with the third crank arm, so that the reliability and the accuracy of the movement of the third crank arm are ensured; the problem of prior art closing stroke less is solved, simultaneously, need not additionally increase switching mechanism, the switch floodgate of long stroke is directly accomplished by spring operating mechanism, has solved the problem that the reliability descends.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like made within the design concept of the present invention should be included in the scope of the present invention.

Claims

1. The utility model provides a novel spring operating mechanism, includes bottom plate (1), switching-off mechanism (2) and closing mechanism (3), its characterized in that: the opening mechanism (2) comprises an opening electromagnet (4), a first interlocking rod (5), a second interlocking rod (6), a middle rod (7), an outer torsion spring (8) and a movable block (9), the opening electromagnet (4) is fixedly connected with one end of the first interlocking rod (5), an arc opening A (10) is formed in the other end of the first interlocking rod (5), the arc opening A (10) is matched with one end of the second interlocking rod (6), an arc opening B (11) is formed in the other end of the second interlocking rod (6) and matched with the middle rod (7), the movable block (9) is hinged with the middle rod (7), and the outer torsion spring (8) is arranged between the second interlocking rod (6) and the movable block (9); the closing mechanism (3) comprises an energy storage spring (12), a spring groove (13), a closing electromagnet (14), a push rod (15), a rotating plate (16) and a limiting ring groove (17), wherein the spring groove (13) is fixedly arranged on the bottom plate (1), the energy storage spring (12) is arranged in the spring groove (13), the push rod (15) is fixedly arranged on the energy storage spring (12), and a groove (18) matched with the push rod (15) is formed in the rotating plate (16); the automatic door lock is characterized in that a movable groove (19) is formed in the bottom plate (1), a lock tongue (20) is arranged in the movable groove (19), an output disc (21) is further arranged on the bottom plate (1), a first crank arm (22), a second crank arm (23) and a third crank arm (24) are arranged on the output disc (21), a connecting rod (25) is arranged on the first crank arm (22), and the connecting rod (25) is hinged with the lock tongue (20); a pulley (26) is arranged on the second crank arm (23); a limiting block (27) is arranged on the third crank arm (24), and the limiting block (27) is matched with the limiting ring groove (17) and the rotating plate (16); the bottom plate (1) is further provided with a screw rod (28), and a blocking surface (29) which is in contact with the energy storage spring (12) is arranged on the screw rod (28).

2. The novel spring operating mechanism of claim 1, wherein: one end of the energy storage spring (12) is fixedly connected with the spring groove (13), the other end of the energy storage spring moves in the spring groove (13), the top of the push rod (15) is spherical, the extending end (31) of the closing electromagnet (14) penetrates through the outer wall of the spring groove (13), and the top of the closing electromagnet is also provided with an inclined plane.

3. The novel spring operating mechanism of claim 1, wherein: a linkage pole (5), No. two linkage poles (6), intermediate lever (7) and output dish (21) are inside to be provided with the torsional spring, be provided with on movable block (9) with pulley (26) matched with breach (33), still be provided with spacing piece (32) on movable block (9).

4. The novel spring operating mechanism of claim 1, wherein: the outer side of the bottom plate (1) is further provided with a speed reducing motor (30), and an output shaft of the speed reducing motor (30) is connected with the screw (28).