Cushion lock

Abstract

The utility model relates to a cushion lock which comprises an installation plate, a lock catch mechanism and an electric control unlocking mechanism, the lock catch mechanism comprises a lock plate and a limiting plate, the cushion lock further comprises a shell, the shell is arranged on the second side of the installation plate, the electric control unlocking mechanism is arranged in the shell, and a circuit board and a detection assembly are further arranged in the shell. The detection assembly comprises a microswitch and an elastic abutting piece, the microswitch is fixedly arranged on the circuit board, the elastic abutting piece is arranged on the shell in a sliding mode, the end portion of the elastic abutting piece is located on the rotating track of the lock plate, the lock plate is provided with an abutting portion, and when the lock plate rotates, the abutting portion abuts against the microswitch. The pressing part drives the elastic pressing piece to slide and elastically deform towards the interior of the shell, and the microswitch is pressed to send out a feedback signal. By the adoption of the technical scheme, the cushion lock is provided with the detection assembly, and after locking or unlocking is conducted, the lock plate can touch and press the detection assembly so that the detection assembly can trigger a signal.

Description

TECHNICAL FIELD

[0001] The utility model relates to electric motor car or motorcycle technical field especially, it is a kind of cushion lock. BACKGROUND

[0002] Motorcycle and electric vehicle are the traffic tools commonly used in our daily life, in order to facilitate user to place article, the storage space for storing article is set under the cushion of motorcycle or electric vehicle, cushion is the cover plate of cover storage space, in order to prevent the article of storage space from being stolen, cushion lock needs to be set between cushion and vehicle body, cushion cooperates with cushion lock, and cushion is not easy to open.

[0003] The existing cushion lock includes shell, the shell is equipped with the opening for the lock tongue of cushion to insert, the shell is equipped with the lock catch mechanism that cooperates with the lock tongue at the opening, the shell is also equipped with the electric control unlocking mechanism that cooperates with the lock catch mechanism, the lock catch mechanism includes lock plate and limiting plate, the lock plate is hinged in the shell by first hinging shaft, the limiting plate is hinged in the shell by second hinging shaft, first hinging shaft and second hinging shaft are parallel to each other, the lock plate is equipped with lock groove at the opening, the lock plate is equipped with stopper near the limiting plate, the limiting plate is equipped with the limiting block that is in contact with the stopper when the lock plate is locked, the electric control unlocking mechanism can drive the limiting plate to rotate and make the limiting block separate from the contact of stopper, to realize the unlocking operation.

[0004] However, the above-mentioned cushion lock has no feedback signal after locking or unlocking, so it is impossible to know whether the locking or unlocking is completed. SUMMARY

[0005] The utility model discloses a kind of cushion locks, setting detection component, lock plate can touch pressure detection component after locking or unlocking, to make detection component trigger signal, so that user knows that locking is completed or unlocking is completed.

[0006] The utility model discloses a cushion lock, including mounting panel, lock catch mechanism and electric control unlocking mechanism, the upper end of mounting panel is equipped with the opening that supplies the lock tongue of cushion and inserts, the both sides of mounting panel are first side and second side respectively, lock catch mechanism includes lock plate and limit board, and lock plate and limit board are hinged in the first side of mounting panel through hinging shaft respectively, and lock plate is equipped with lock groove at the opening, and lock plate is equipped with stop block at near limit board, and limit board is equipped with the limit block that is in lock plate and is in lock operation with stop block and is in contact with the resistance of stop block, and electric control unlocking mechanism can drive limit board to rotate and make limit block separate from the contact of stop block, realize the unlocking operation, still including the shell, the shell is equipped with in the second side of mounting panel, and the electric control unlocking mechanism is equipped in the shell, and the circuit board and detection component are still equipped in the shell, and the detection component includes micro -switch and elastic pressure piece, and micro -switch is fixed and is equipped with on the circuit board, and elastic pressure piece is slidably equipped on the shell, and elastic pressure piece end is located in the rotation track of lock plate, and the lock plate is equipped with the pressure part, and when the lock plate rotates, the pressure part drives elastic pressure piece to slide in the shell and deforms elastically, and the micro -switch is pressed to send feedback signal.

[0007] Adopt the above technical scheme, the lock tongue of cushion can be inserted into the lock groove of lock plate from the opening, with the depression of lock tongue, can drive the lock groove of lock plate to rotate downward, the stop block of lock plate rotates downward, when lock plate rotates a certain angle, the limit block on limit board and the stop block of lock plate are in contact with the resistance, limit board can limit the upward rotation of stop block, the sidewall of lock groove can resist lock tongue at this moment, lock tongue cannot separate from lock groove, realize the locking of cushion, the pressure part on lock plate corresponds to detection component, the pressure part will touch detection component, detection component can feedback signal, to show that complete locking, avoid user to leak lock or not complete locking, lead to article loss, or when locking, the pressure part of lock plate and detection component are misaligned, not contact with detection component, when unlocking, the pressure part corresponds to detection component, touch detection switch, to show that complete unlocking, when the pressure part does not contact with detection component, under the springback of elastic pressure piece, reset, adopt micro -switch to collect signal, good stability, not easy to be disturbed, sensitive.

[0008] The utility model further provides: the elastic pressure piece is horn -shaped, and the big mouth end of elastic pressure piece faces the side of micro -switch, and the middle position of elastic pressure piece is integrally equipped with pressure rod, and lock plate rotation drives pressure rod to touch the contact of micro -switch, to constitute the conduction of micro -switch.

[0009] Adopt the above further setting, make the stability of elastic part better, and under the action of elastic deformation, drive pressure rod to slide, to touch the contact of micro -switch, also reset under the action of pressure elastic part.

[0010] The further setting of the utility model comprises a first installation cavity arranged on the shell, an elastic pressing part arranged in the first installation cavity, a first positioning boss arranged in the first installation cavity, and the elastic pressing part is arranged on the first positioning boss through a pressing plate, and a through hole for the pressing rod to slide is arranged on the pressing plate.

[0011] The further setting can position the elastic pressing part through the pressing plate, avoid the elastic pressing part from separating from the first installation cavity, and avoid affecting the work of the elastic part.

[0012] The further setting of the utility model comprises a first installation cavity arranged on the shell, an elastic pressing part arranged in the first installation cavity, a first positioning boss arranged in the first installation cavity, and the elastic pressing part is arranged on the first positioning boss through a pressing plate, and a through hole for the pressing rod to slide is arranged on the pressing plate, and a through hole for the pressing rod to slide is arranged on the pressing plate.

[0013] When the lock plate is unlocked, the pressing part contacts the sliding part, the sliding part slides into the shell, and the pressing rod contacts the micro switch, so that the micro switch is turned on, and the lock plate is reset through the elastic pressing part, the pressing rod and the micro switch are separated, and the positioning plate contacts the second positioning boss, so that the sliding part is prevented from separating from the shell.

[0014] The further setting of the utility model comprises a first installation cavity arranged on the shell, an elastic pressing part arranged in the first installation cavity, a first positioning boss arranged in the first installation cavity, and the elastic pressing part is arranged on the first positioning boss through a pressing plate, and a through hole for the pressing rod to slide is arranged on the pressing plate, and a through hole for the pressing rod to slide is arranged on the pressing plate.

[0015] The straight plug is connected with the central control part of the electric vehicle or the motorcycle, so that the circuit board is powered, and the structure is compact and the layout is reasonable.

[0016] The further setting of the utility model comprises a first installation cavity arranged on the shell, an elastic pressing part arranged in the first installation cavity, a first positioning boss arranged in the first installation cavity, and the elastic pressing part is arranged on the first positioning boss through a pressing plate, and a through hole for the pressing rod to slide is arranged on the pressing plate, and a through hole for the pressing rod to slide is arranged on the pressing plate.

[0017] The further setting of the utility model comprises a first installation cavity arranged on the shell, an elastic pressing part arranged in the first installation cavity, a first positioning boss arranged in the first installation cavity, and the elastic pressing part is arranged on the first positioning boss through a pressing plate, and a through hole for the pressing rod to slide is arranged on the pressing plate, and a through hole for the pressing rod to slide is arranged on the pressing plate.

[0018] The utility model discloses a further setting: the unlocking mechanism is located in the shell, the unlocking mechanism includes motor, drive gear and sliding element, the motor is electrically connected with circuit board, the drive gear rotates under the drive of motor, the sliding element is slidably arranged on the shell, and the sliding element is equipped with the rack that is engaged with the drive gear, the sliding element is located in the one side of the limiting plate close to the lock plate, and the sliding element slides under the drive of motor, and the drive limiting plate rotates to make the limiting block separate from the resistance of stop block.

[0019] Adopt the further setting above, and the motor drives the drive gear to rotate, and the drive gear drives the sliding element to slide to the direction away from the lock plate, and the end of sliding element drives the limiting plate to rotate around the hinge shaft, and the limiting block separates from the resistance of stop block, and at this time, the unlocking is completed, and the structure is simple, and the operation is convenient and fast.

[0020] The utility model discloses a further setting: the unlocking mechanism still includes driving gear, driven gear and transmission gear, the driving gear is located on the output shaft of motor, and the transmission gear is rotatably arranged in the shell through first pivot, and the driven gear and drive gear are rotatably arranged in the shell through second pivot, and the transmission between driving gear and driven gear is driven through transmission gear, and the motor drives the driving gear to rotate, and the driven gear drives the drive gear to rotate.

[0021] Adopt the further setting above, and the transmission structure is simple, and the operation is convenient, and the transmission gear can be set up multiple, and the motor can be transverse to in the shell, and is located circuit board both ends with straight plug respectively, and the structure layout is reasonable.

[0022] The utility model discloses a further setting: the shell is close to the one side of mounting panel and is seted up with the slide groove, and the sliding element is slidably arranged in the slide groove, and the drive gear is rotatably arranged in the slide groove, and the limiting plate is located in one end of slide groove, and the reset spring is arranged between the sidewall of the other end of slide groove and sliding element.

[0023] Adopt the further setting above, and when the motor drives the sliding element to slide to the direction of limiting plate, the end of sliding element presses the limiting plate, and the limiting plate rotates to realize unlocking, and the motor reversely rotates and drives the sliding element to slide to another direction, and the limiting plate resets under the action of tension spring, and after the rack on the sliding element and drive gear separate, can reset through reset spring, to make it reengage. ACCREDITATION OF DRAWINGS

[0024] Figure 1 It is the structure schematic drawing of the embodiment of the utility model;

[0025] Figure 2 It is the real photo of the embodiment of the utility model;

[0026] Figure 3 It is Figure 2 The enlarged view of A part in middle;

[0027] Figure 4 It is the schematic view of the shell of the embodiment of the utility model;

[0028] Figure 5 It is the schematic view of the inside of the shell of the embodiment of the utility model;

[0029] Figure 6 It is the schematic view of the electric control unlocking mechanism of the embodiment of the utility model;

[0030] Figure 7 It is the schematic view of the first shell of the embodiment of the utility model;

[0031] Figure 8 It is the schematic view of the second shell of the embodiment of the utility model;

[0032] Figure 9 It is the schematic view of the lock plate of the embodiment of the utility model;

[0033] Figure 10 It is the schematic view of the limiting plate of the embodiment of the utility model;

[0034] Figure 11 It is the sectional view of the shell of the embodiment of the utility model.

[0035] In the figure, 1, mounting plate; 11, opening; 2, lock catch mechanism; 21, lock plate; 211, lock groove; 212, stop block; 213, first hook part; 214, pressing part; 22, limiting plate; 221, limiting block; 222, second hook part; 3, electric control unlocking mechanism; 31, motor; 32, drive gear; 33, sliding piece; 331, rack; 34, driving gear; 35, driven gear; 36, transmission gear; 4, reset piece; 5, shell; 51, circuit board; 511, straight plug; 52, detection assembly; 521, micro switch; 522, elastic pressing piece; 523, pressing rod; 524, contact; 53, first shell; 531, insertion slot; 532, fixed cavity; 533, accommodating cavity; 54, second shell; 541, pressing column; 55, first mounting cavity; 551, first positioning boss; 56, second mounting cavity; 561, second positioning boss; 57, sliding groove; 571, reset spring; 6, pressing plate; 61, through hole; 7, sliding piece; 71, positioning plate. DETAILED DESCRIPTION

[0036] The technical solutions in the embodiments will be described clearly and completely below with reference to the drawings. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all the other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0037] It should be noted that all directional indications, such as upper, lower, front, rear, etc., in the description of the present application are only used to explain the relative position relationship, movement condition, etc. between the components in a certain specific posture (as shown in the drawings), and if the specific posture changes, the directional indications will also change accordingly.

[0038] In addition, the description of "first", "second" and the like in the present application is only for the purpose of description, and cannot be understood as indicating or implying the relative importance of the indicated technical features or implying the number of the indicated technical features. In the description of the present application, the meaning of "several" is at least two, for example, two, three, etc., unless otherwise specifically limited.

[0039] In addition, the technical solutions of each embodiment of the present application can be combined with each other, but it must be based on the realization of the person skilled in the art, when the combination of technical solutions appears contradictory or unachievable, it should be considered that the combination of technical solutions does not exist, nor is it within the protection scope required by the present application.

[0040] For example, Figures 1-11As shown, a cushion lock, comprising a mounting plate 1, a lock catch mechanism 2 and an electric control unlocking mechanism 3, the upper end of the mounting plate 1 is provided with an opening 11 for the lock tongue of the cushion to insert, the two sides of the mounting plate 1 are respectively the first side and the second side, the lock catch mechanism 2 comprises a lock plate 21 and a limiting plate 22, the lock plate 21 and the limiting plate 22 are respectively hinged on the first side of the mounting plate 1 through a hinge shaft, the lock plate 21 is provided with a lock groove 211 at the position corresponding to the opening 11, the lock plate 21 is provided with a stop block 212 near the limiting plate 22, the limiting plate 22 is provided with a limiting block 221 which is in abutting fit with the stop block 212 when the lock plate 21 performs the locking operation, the electric control unlocking mechanism 3 can drive the limiting plate 22 to rotate so that the limiting block 221 is separated from the abutting fit with the stop block 212, realizing the unlocking operation, further comprising a reset member 4 for driving the limiting plate 22 and the lock plate 21 to reset, the reset member 4 is a tension spring, the lock plate 21 is provided with a first hook part 213, the limiting plate 22 is provided with a second hook part 222, one end of the tension spring hooks the first hook part 213, the other end of the tension spring hooks the second hook part 222, after unlocking, the tension spring can drive the limiting plate 22 and the lock plate 21 to reset, facilitating the next locking operation, the structure is simple, the installation is stable, the lower left end of the limiting plate 22 further extends a positioning part for connecting the external pull rope, the lower left end of the mounting plate 1 extends a wire passing seat, the wire passing seat is provided with a through hole 61 for the external pull rope to pass through, manual unlocking can also be performed, further comprising a shell 5, the shell 5 is arranged on the second side of the mounting plate 1, the mounting plate 1 and the shell 5 are connected through screws, the electric control unlocking mechanism 3 is arranged in the shell 5, the shell 5 is further provided with a circuit board 51 and a detection assembly 52, the detection assembly 52 comprises a micro switch 521 and an elastic pressing member 522, the micro switch 521 is fixedly arranged on the circuit board 51, the elastic pressing member 522 is slidably arranged on the shell 5, the end of the elastic pressing member 522 is located on the rotation track of the lock plate 21, the lock plate 21 is provided with a pressing part 214, when the lock plate 21 rotates, the pressing part 214 drives the elastic pressing member 522 to slide and elastically deform into the shell 5, and presses the micro switch 521 to send a feedback signal, the lock tongue of the cushion can be inserted into the lock groove 211 of the lock plate 21 from the opening 11, with the depression of the lock tongue, the lock groove 211 of the lock plate 21 can be driven to rotate downward, the stop block 212 of the lock plate 21 can be driven to rotate downward, when the lock plate 21 rotates by a certain angle, the limiting block 221 on the limiting plate 22 abuts with the stop block 212 of the lock plate 21, the limiting plate 22 can limit the stop block 212 to rotate upward, at this time, the side wall of the lock groove 211 can resist the lock tongue, the lock tongue cannot be separated from the lock groove 211, realizing the locking of the cushion, the pressing part 214 on the lock plate 21 corresponds to the detection assembly 52, the pressing part 214 will press the detection assembly 52, the detection assembly 52 can send a signal to indicate that the locking is completed, avoiding the user to miss the locking or not to complete the locking, resulting in the loss of articles, or when locking, the pressing part 214 of the lock plate 21 is misaligned with the detection assembly 52, not contacting the detection assembly 52, when unlocking,The pressing part 214 corresponds to the detection assembly 52, and presses the detection switch to indicate that the unlocking is completed. When the pressing part 214 is not in contact with the detection assembly 52, the elastic pressing part 522 is reset under the resilience of the elastic pressing part 522. The micro switch 521 collects signals, is stable, is not easy to be disturbed, and is sensitive.

[0041] The elastic pressing part 522 is in a trumpet shape, the large end of the elastic pressing part 522 is located on the side of the micro switch 521, and the middle part of the elastic pressing part 522 is integrally provided with a pressing rod 523. The locking plate 21 drives the pressing rod 523 to press the contact 524 of the micro switch 521, so as to form the conduction of the micro switch 521. The elastic part is more stable, and under the action of the elastic deformation, the pressing rod 523 slides to press the contact 524 of the micro switch 521, and is reset under the action of the elastic part. The shell 5 is provided with a first mounting cavity 55, and the elastic pressing part 522 is located in the first mounting cavity 55. The first mounting cavity 55 is provided with a first positioning boss 551, and the elastic pressing part 522 is arranged on the first positioning boss 551 through the pressing plate 6. The pressing plate 6 is provided with a through hole 61 for the sliding of the pressing rod 523. The structure is stable, and the elastic part is prevented from being separated. The pressing plate 6 can position the elastic part, and prevent the elastic part from being separated from the first mounting cavity 55, and does not hinder the work of the elastic part.

[0042] The shell 5 is provided with a second mounting cavity 56 communicating with the first mounting cavity 55. The second mounting cavity 56 is slidably provided with a sliding part 7. One end of the sliding part 7 extends out of the shell 5, and the other end is in contact with the pressing rod 523. When the locking plate 21 is unlocked and rotated, the sliding part 7 slides to the micro switch 521 to press the pressing rod 523, and drives the elastic deformation of the elastic part. The second mounting cavity 56 is provided with a second positioning boss 561, and the sliding part 7 is provided with a positioning plate 71. When the elastic part is reset, the sliding part 33 is reset and slides out of the shell 5. The positioning plate 71 can be in contact with the second positioning boss 561 to limit the sliding of the sliding part 33. When the locking plate 21 is unlocked and rotated, the pressing part 214 is in contact with the sliding part 33, so that the sliding part 7 slides into the shell 5 and presses the pressing rod 523. At this time, the elastic part will be deformed, the pressing rod 523 touches the contact 524 of the micro switch 521, the micro switch 521 is turned on, and it is indicated that the unlocking is completed. After the pressing part 214 is dislocated with the sliding part 7, the elastic part drives the sliding part 7 to slide out of the shell 5 and reset. The pressing rod 523 is separated from the micro switch 521. After the positioning plate 71 is in contact with the second positioning boss 561, it is indicated that the reset is in place, and the sliding part 7 is prevented from being separated from the shell 5.

[0043] The circuit board 51 is provided with a straight plug 511 perpendicular to the circuit board 51. The straight plug 511 extends to the outside of the shell 5. The straight plug 511 is connected with the central control part of the electric vehicle or the motorcycle to supply power to the circuit board 51. The structure is compact and the layout is reasonable.

[0044] The unlocking mechanism is arranged in the housing 5. The unlocking mechanism includes a motor 31, a driving gear 32 and a sliding member 33. The motor 31 is electrically connected to the circuit board 51. The driving gear 32 rotates under the drive of the motor 31. The sliding member 33 is slidably arranged on the housing 5, and a rack 331 is provided on the sliding member 33 that meshes with the driving gear 32. The sliding member 33 is located on the side of the limit plate 22 close to the lock plate 21. When the sliding member 33 slides under the drive of the motor 31, the limit plate 22 is driven to rotate so that the limit block 221 is disengaged from the interference with the stop block 212. The motor 31 drives the driving gear 32 to rotate, and the driving gear 32 drives the sliding member 33 to slide in the direction away from the lock plate 21. The end of the sliding member 33 drives the limit plate 22 to rotate around the hinge axis, and the limit block 221 is disengaged from the interference with the stop block 212. At this time, the unlocking is completed. The structure is simple and the operation is convenient and fast. The unlocking mechanism also includes a driving gear 34, a driven gear 35 and a transmission gear 36. The driving gear 34 is arranged on the output shaft of the motor 31, and the transmission gear 36 is rotatably arranged in the housing 5 through the first rotating shaft. The driven gear 35 and the driving gear 32 are rotatably arranged in the housing 5 through the second rotating shaft. The driving gear 34 and the driven gear 35 are transmitted through the transmission gear 36. The motor 31 drives the driving gear 34 to rotate, and the driven gear 35 drives the driving gear 32 to rotate. The transmission structure is simple and easy to operate. Multiple transmission gears 36 can be provided. The motor 31 can be placed horizontally in the housing 5 and located at both ends of the circuit board 51 with the straight plug 511. The structural layout is reasonable.

[0045] The housing 5 is provided with a slide groove 57 on one side close to the mounting plate 1, and the sliding member 33 is slidably set in the slide groove 57, and the driving gear 32 is rotatably set in the slide groove 57, and the limit plate 22 is located at one end of the slide groove 57, and a return spring 571 is provided between the side wall of the other end of the slide groove 57 and the sliding member 7. When the motor 31 drives the sliding member 33 to slide in the direction of the limit plate 22, the end of the sliding member 33 presses against the limit plate 22, and the limit plate 22 rotates to achieve unlocking. The motor 31 rotates in the opposite direction to drive the sliding member 33 to slide in the other direction, and the limit plate 22 returns to its position under the action of the tension spring. After the rack 331 on the sliding member 33 is disengaged from the driving gear 32, it can be reset by the return spring 571 to re-engage it.

[0046] The shell 5 comprises a first shell 53 and a second shell 54 which are arranged separately, preferably are sealed by ultrasonic welding, the first shell 53 is provided with the first mounting cavity 55 and the second mounting cavity 56, the first shell 53 is provided with a slot 531, a fixing cavity 532 and a containing cavity 533 in sequence, the circuit board 51 is inserted into the slot 531 at both ends, the motor 31 is arranged in the fixing cavity 532, the driving gear 34, the driven gear 35 and the transmission gear 36 are rotatably arranged in the containing cavity 533, the output shaft of the motor 31 extends into the containing cavity 533, the circuit board 51 and the motor 31 can be positioned, the structure is stable, the structure layout is reasonable, the second shell 54 is provided with a pressing column 541, after the two shells are mounted, the pressing column 541 is pressed on the pressing plate 6, the pressing plate 6 is positioned, and the pressing plate 6 is prevented from separating from the second mounting cavity 56.

Claims

1. A seat cushion lock, comprising a mounting plate (1), a locking mechanism (2) and an electrically controlled unlocking mechanism (3), wherein an upper end of the mounting plate (1) is provided with an opening (11) for inserting a seat cushion lock tongue, and the two sides of the mounting plate (1) are respectively a first side and a second side, and the locking mechanism (2) comprises a locking plate (21) and a limiting plate (22), wherein the locking plate (21) and the limiting plate (22) are respectively hinged to the first side of the mounting plate (1) through a hinge shaft, and the locking plate (21) is respectively hinged to the first side of the mounting plate (1) through a hinge shaft. A locking groove (211) is provided at the opening (11), a stop block (212) is provided on the locking plate (21) near the limit plate (22), a limit block (221) is provided on the limit plate (22) and contacts with the stop block (212) when the locking plate (21) is locked, and an electrically controlled unlocking mechanism (3) can drive the limit plate (22) to rotate so that the limit block (221) is disengaged from the contact with the stop block (212) to achieve an unlocking operation, characterized in that: The invention also includes a housing (5), wherein the housing (5) is arranged on the second side of the mounting plate (1), the electrically controlled unlocking mechanism (3) is arranged in the housing (5), and a circuit board (51) and a detection component (52) are also arranged in the housing (5), the detection component (52) includes a micro switch (521) and an elastic pressing member (522), the micro switch (521) is fixedly arranged on the circuit board (51), the elastic pressing member (522) is slidably arranged on the housing (5), and the end of the elastic pressing member (522) is located on the rotation track of the lock plate (21), and the lock plate (21) is provided with a pressing portion (214), when the lock plate (21) rotates, the pressing portion (214) drives the elastic pressing member (522) to slide and elastically deform into the housing (5), pressing the micro switch (521) to send a feedback signal.

2. The seat cushion lock according to claim 1, characterized in that: The elastic pressing member (522) is arranged in a trumpet shape, with the large end of the elastic pressing member (522) facing one side of the micro switch (521), and a pressure rod (523) is integrally provided at the middle position of the elastic pressing member (522). The lock plate (21) rotates to drive the pressure rod (523) to press the contact (524) of the micro switch (521), thereby causing the micro switch (521) to be turned on.

3. The seat cushion lock according to claim 2, characterized in that: The housing (5) is provided with a first mounting cavity (55), the elastic pressing member (522) is located in the first mounting cavity (55), a first positioning boss (551) is provided in the first mounting cavity (55), the elastic pressing member (522) is pressed onto the first positioning boss (551) via a pressing plate (6), and a through hole (61) for the pressing rod (523) to slide is provided on the pressing plate (6).

4. The seat cushion lock according to claim 3, characterized in that: The housing (5) is provided with a second mounting cavity (56) communicating with the first mounting cavity (55), and a sliding member (7) is slidably provided in the second mounting cavity (56), one end of the sliding member (7) extends outside the housing (5), and the other end is provided to abut against the pressure rod (523), and when the lock plate (21) is unlocked and rotated, it slides toward the micro switch (521) to press the pressure rod (523), and drives the elastic member to elastically deform, and the second mounting cavity (56) is provided with a second positioning boss (561), and the sliding member (7) is provided with a positioning plate (71), and when the elastic member returns to its position, the sliding member (33) is reset to the outside of the housing (5), and the positioning plate (71) can abut against the second positioning boss (561) to limit the sliding member (33).

5. The seat cushion lock according to claim 1, 2, 3 or 4, characterized in that: A straight plug (511) is provided on the circuit board (51), the straight plug (511) is perpendicular to the circuit board (51), and an end of the straight plug (511) extends outside the housing (5).

6. The seat cushion lock according to claim 1, 2, 3 or 4, characterized in that: The invention also includes a reset member (4) for driving the limiting plate (22) and the locking plate (21) to reset. The reset member (4) is a tension spring. The locking plate (21) is provided with a first hook portion (213). The limiting plate (22) is provided with a second hook portion (222). One end of the tension spring is hooked on the first hook portion (213), and the other end of the tension spring is hooked on the second hook portion (222).

7. The seat cushion lock according to claim 1, 2, 3 or 4, characterized in that: The unlocking mechanism is arranged in the housing (5), and comprises a motor (31), a driving gear (32) and a sliding member (33). The motor (31) is electrically connected to the circuit board (51). The driving gear (32) rotates under the drive of the motor (31). The sliding member (33) is slidably arranged on the housing (5), and a rack (331) meshing with the driving gear (32) is provided on the sliding member (33). The sliding member (33) is located on a side of the limiting plate (22) close to the locking plate (21). When the sliding member (33) slides under the drive of the motor (31), the limiting plate (22) is driven to rotate so that the limiting block (221) is disengaged from the interference with the stop block (212).

8. The seat cushion lock according to claim 7, characterized in that: The unlocking mechanism further comprises a driving gear (34), a driven gear (35) and a transmission gear (36), wherein the driving gear (34) is arranged on the output shaft of the motor (31), the transmission gear (36) is arranged in the housing (5) by rotating through a first rotating shaft, the driven gear (35) and the driving gear (32) are arranged in the housing (5) by rotating through a second rotating shaft, and the driving gear (34) and the driven gear (35) are transmitted through the transmission gear (36), the motor (31) drives the driving gear (34) to rotate, and the driven gear (35) drives the driving gear (32) to rotate.

9. The seat cushion lock according to claim 7, characterized in that: A slide groove (57) is provided on one side of the housing (5) close to the mounting plate (1), the sliding member (33) is slidably arranged in the slide groove (57), the driving gear (32) is rotatably arranged in the slide groove (57), the limiting plate (22) is located at one end of the slide groove (57), and a return spring (571) is provided between the side wall of the other end of the slide groove (57) and the sliding member (7).

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