Driving device with hand pull switch

Abstract

The utility model relates to a driving device with a hand pull switch, which comprises a body and a stroke head, the neck part of the stroke head is connected with the body, the head part of the stroke head is exposed out of the body, a PCB (printed circuit board) is arranged in the head part of the stroke head, a switch circuit board is arranged in the neck part of the stroke head, the switch circuit board is electrically connected with the PCB, and the switch circuit board is electrically connected with the body. The switch circuit board is provided with a voltage sensor used for controlling the driving device to start and stop and a trigger switch used for switching on and off a circuit so that the voltage sensor can sense voltage changes. A hand-pull switch assembly which can abut against or break away from the trigger switch to enable the trigger switch to connect and disconnect a circuit so as to change voltage is arranged at the position, corresponding to the trigger switch, in the neck of the stroke head, and one end of a pull rope in the hand-pull switch assembly is exposed out of the stroke head. The hand-pull switch assembly is arranged in the neck of the stroke head of the driving device, so that the structure is convenient to assemble, and one end of the pull rope can quickly penetrate out of the stroke head to be exposed.

Description

TECHNICAL FIELD

[0001] The utility model relates to drive device technical field especially drive device with hand pull switch. BACKGROUND

[0002] With the development of science and technology, many manual open and close curtains gradually realize electric open and close, and the electric curtain is mostly realized by drive device when opening and closing, and the drive device is generally provided with a control switch on the stroke head, and people can control the drive device to work through remote control or mobile phone terminal tool or control the drive device to work through the control switch on the stroke head, when the terminal tool is used to control opening and closing, people can operate at any position, and it is convenient to use, but when it is invalid, control cannot be realized, such as no power, no signal, when the control switch on the stroke head is used to control opening and closing, since the control switch has a certain height, people need to use auxiliary tools to touch and operate, which is troublesome and has certain safety problems, and there are also drive devices on the market that use pull ropes or pull rods to assist people to operate the switch, which is convenient for people to operate the switch from below, but the drive device structure is complex and is troublesome to assemble. SUMMARY

[0003] In view of the above-mentioned prior art, the technical problem to be solved by the utility model is to provide a drive device with a hand pull switch, which is simple in structure and convenient to assemble.

[0004] The utility model provides a drive device with hand pull switch, including body and stroke head, the neck of stroke head is connected with body, and the head of stroke head is exposed to the outside of body, and the head of stroke head is equipped with PCB board, the neck of stroke head is equipped with switch circuit board, the switch circuit board is electrically connected with PCB board, the switch circuit board is equipped with voltage sensor for controlling drive device start and stop and trigger switch for circuit on and off for voltage sensor to induct voltage change, the neck of stroke head is equipped with hand pull switch assembly that can abut or separate trigger switch and make trigger switch circuit on and off to change voltage at the position corresponding to trigger switch, and one end of pull rope in hand pull switch assembly is exposed to the outside of stroke head.

[0005] Further, the hand pull switch assembly includes a connecting seat, a slider that can abut or separate the trigger switch, a spring that can drive the slider to separate from the trigger switch, and a spring guide column, the connecting seat is detachably connected with the switch circuit board, the slider is slidingly connected in the connecting seat, and the pull rope is connected with the slider to drive the slider to abut the trigger switch.

[0006] Furthermore, the connecting seat is provided with a cavity for avoiding the trigger switch and a slide groove for the slider to slide. The cavity is located above the slide groove and communicates with it. In its natural state, the trigger switch hangs down naturally and partially into the slide groove. The spring guide post is fixed in the slide groove and is located on both sides of the slider and slides with it. The spring is sleeved on the spring guide post, with one end of the spring abutting against the slider and the other end of the spring abutting against the inner wall of the connecting seat near the head end. In its natural state, the spring drives the slider to disengage from the trigger switch, and the trigger switch hangs down naturally to disconnect the circuit. Under external force, the pull rope drives the slider to squeeze the spring, causing the slider to press against the trigger switch and connect the circuit upward.

[0007] Furthermore, the slider is provided with a rope hole for connecting the pull rope, and the connecting seat is provided with a first rope hole for the pull rope to pass through at one end near the head. The first rope hole is connected to the slide groove. The stroke head is provided with a second rope hole that passes through the neck and head for the pull rope to pass through. The PCB board is provided with a third rope hole corresponding to the second rope hole, and the side wall of the head is provided with a fourth rope hole for the pull rope to pass through.

[0008] Furthermore, a rope guide post is provided inside the head below the second rope hole.

[0009] Furthermore, the slider is provided with guide grooves symmetrically on both sides of the rope hole for the spring guide post to pass through.

[0010] Furthermore, the travel head is provided with a through hole that passes through the neck and head for electrical connection between the switch circuit board and the PCB board, and the through hole is located above the second rope hole.

[0011] Furthermore, the end of the connecting seat away from the head is a detachable end cap, which has a connection port, and the connecting seat has a connecting buckle that mates with the connection port.

[0012] Furthermore, the switch circuit board is provided with a snap-fit ​​hole, and the connector is provided with a snap-fit ​​buckle that mates with the snap-fit ​​hole.

[0013] Furthermore, the end of the main body furthest from the stroke head is the power output end. The main body contains a reducer, a motor core, a control board, and a power supply in sequence. The output end of the motor core is driven to the input end of the reducer, and the output end of the reducer is driven to the power output end of the main body. The motor core and the power supply are both electrically connected to the control board, and the control board is electrically connected to the switch circuit board or PCB board.

[0014] Compared with the prior art, the utility model has the advantages that the hand pull switch assembly is arranged in the neck portion of the stroke head of the driving device, the pull rope of the hand pull switch assembly is exposed outside the stroke head, the user can conveniently pull to control the driving device to work, without climbing, safe operation, convenient structure assembly, the hand pull switch assembly is installed in the neck portion of the stroke head, without interference to the installation structure in the body and the head portion of the stroke head, the assembly of the pull rope also does not interfere with the internal structure of the driving device, and one end of the pull rope can be quickly pulled out of the stroke head. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is the structural schematic diagram of the utility model;

[0016] Figure 2 It is the exploded schematic diagram of the utility model;

[0017] Figure 3 It is the cross section view of the stroke head of the utility model;

[0018] Figure 4 It is the structural schematic diagram in the head portion of the stroke head of the utility model;

[0019] Figure 5 It is the structural schematic diagram of the head portion of the stroke head of the utility model, and the PCB board is omitted;

[0020] Figure 6 It is the explosion view of the hand pull switch assembly of the utility model;

[0021] Figure 7 It is the structural schematic diagram of the connecting seat of the utility model;

[0022] As shown in the drawing, 1 body, 2 stroke head, 2.1 head portion, 2.2 neck portion, 2.3 second rope hole, 2.4 fourth rope hole, 2.5 rope guide column, 2.6 through hole, 3 PCB board, 3.1 third rope hole, 4 switch circuit board, 4.1 clamping hole, 5 voltage sensor, 6 trigger switch, 7 pull rope, 8 connecting seat, 8.1 cavity, 8.2 sliding slot, 8.3 first rope hole, 8.4 end cover, 8.5 connecting port, 8.6 connecting buckle, 8.7 buckle, 9 sliding block, 9.1 rope hole, 9.2 guide slot, 10 spring, 11 spring guide column, 12 power output end, 13 speed reducer, 14 motor core, 15 control board, 16 power supply. DETAILED DESCRIPTION

[0023] The utility model is further described in connection with specific implementation.

[0024] In the description of the utility model, it is understood that the orientation or positional relationship indicated by the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like is only for the convenience of describing the utility model and simplifying the description, and is not intended to indicate or imply that the device or element indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model.

[0025] In addition, the terms "first" and "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined with "first" and "second" can explicitly or implicitly include at least one of the features. In the description of the utility model, the meaning of "multiple" is at least two, for example, two, three, etc., unless otherwise specifically limited.

[0026] In the utility model, unless otherwise specifically defined and limited, the terms "mounting", "connection", "connection", "fixing" and the like should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the internal communication of two elements or the interaction relationship of two elements, unless otherwise specifically limited. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0027] In the utility model, unless otherwise specifically defined and limited, the first feature "on" or "under" the second feature can be that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, the first feature "above", "above" and "above" of the second feature can be that the first feature is directly above or obliquely above the second feature, or only indicates that the horizontal height of the first feature is higher than that of the second feature. The first feature "below", "below" and "below" of the second feature can be that the first feature is directly below or obliquely below the second feature, or only indicates that the horizontal height of the first feature is less than that of the second feature.

[0028] As Figures 1-7The utility model provides a drive device with hand pull switch, including body 1 and stroke head 2, the neck 2.2 of stroke head 2 is connected with body 1, the head 2.1 of this stroke head 2 is exposed to body 1, be equipped with PCB board 3 in the head 2.1 of stroke head 2, be equipped with switch circuit board 4 in the neck 2.2 of stroke head 2, switch circuit board 4 with PCB board 3 electricity connects, be equipped with voltage sensor 5 for controlling drive device start-stop and trigger switch 6 for on-off circuit to supply voltage sensor 5 with voltage change induction on switch circuit board 4, the neck 2.2 of stroke head 2 is equipped with the hand pull switch assembly that can be close to or separate trigger switch 6 at the position corresponding trigger switch 6, so that trigger switch 6 on-off circuit to change voltage, one end of pull rope 7 in the hand pull switch assembly is exposed to stroke head 2.

[0029] The utility model discloses a drive device with hand pull switch, including body 1 and stroke head 2, the neck 2.2 of stroke head 2 is connected with body 1, the head 2.1 of this stroke head 2 is exposed to body 1, be equipped with PCB board 3 in the head 2.1 of stroke head 2, be equipped with switch circuit board 4 in the neck 2.2 of stroke head 2, switch circuit board 4 with PCB board 3 electricity connects, be equipped with voltage sensor 5 for controlling drive device start-stop and trigger switch 6 for on-off circuit to supply voltage sensor 5 with voltage change induction on switch circuit board 4, the neck 2.2 of stroke head 2 is equipped with the hand pull switch assembly that can be close to or separate trigger switch 6 at the position corresponding trigger switch 6, so that trigger switch 6 on-off circuit to change voltage, one end of pull rope 7 in the hand pull switch assembly is exposed to stroke head 2.

[0030] Wherein, refer to Figure 2 、 3 、6, the hand pull switch assembly includes connecting seat 8, the slider 9 that can close to or separate trigger switch 6, the spring 10 that can drive slider 9 to separate trigger switch 6 and spring guide column 11, connecting seat 8 with switch circuit board 4 is detachably connected, slider 9 is slidably connected in this connecting seat 8, pull rope 7 is connected with slider 9 to drive slider 9 to close to trigger switch 6, when using, by pulling pull rope 7 slider 9 is driven to slide to trigger switch 6 until slider 9 closes to trigger switch 6 and connects circuit, then release pull rope 7, slider 9 is reset and separates trigger switch 6 under the action of spring 10, trigger switch 6 naturally falls off and disconnects circuit, in the above-mentioned process, through the cooperation of pull rope 7 and spring 10, make slider 9 close to, separate trigger switch 6 and realize trigger switch 6 on-off circuit to change voltage, voltage sensor 5 senses voltage change to realize the corresponding operation of drive device.

[0031] Wherein, refer to Figure 3 、 6, 7, the connecting seat 8 is provided with a cavity 8.1 for avoiding the trigger switch 6 and a sliding groove 8.2 for sliding connection of the sliding block 9, the cavity 8.1 is located above the sliding groove 8.2 and is communicated with the sliding groove 8.2, in the natural state, the trigger switch 6 naturally droops and partially drops into the sliding groove 8.2, the part of the trigger switch 6 dropping into the sliding groove 8.2 can be contacted by the sliding block 9 sliding thereto, the spring guide column 11 is fixed in the sliding groove 8.2, the spring guide column 11 is located on both sides of the sliding block 9 and is in sliding cooperation with the sliding block 9, the sliding block 9 can slide along the spring guide column 11 in the sliding groove 8.2, so as to ensure that the sliding block 9 linearly reciprocates, the spring 10 is sleeved on the spring guide column 11, one end of the spring 10 is in abutment with the sliding block 9, and the other end of the spring 10 is in abutment with the inner wall of the connecting seat 8 close to one end of the head 2.1, in the natural state, the spring 10 drives the sliding block 9 to be separated from the trigger switch 6, the trigger switch 6 naturally droops and is disconnected, and in the external force state, the pull rope 7 drives the sliding block 9 to press the spring 10, so that the sliding block 9 is in abutment with the trigger switch 6 and is connected to the circuit.

[0032] Wherein, refer to Figure 4 、 5 , 6, 7, the sliding block 9 is provided with a rope hole 9.1 for connecting the pull rope 7, one end of the connecting seat 8 close to the head 2.1 is provided with a first rope passing hole 8.3 for the pull rope 7 to pass through, the first rope passing hole 8.3 is communicated with the sliding groove 8.2, the travel head 2 is provided with a second rope passing hole 2.3 penetrating the neck 2.2 and the head 2.1 for the pull rope 7 to pass through, the PCB 3 is provided with a third rope passing hole 3.1 corresponding to the second rope passing hole 2.3, the side wall of the head 2.1 is provided with a fourth rope passing hole 2.4 for the pull rope 7 to pass through, in assembly, one end of the pull rope 7 is fixedly connected with the rope hole 9.1 of the sliding block 9, and the other end of the pull rope 7 passes through the first rope passing hole 8.3, the second rope passing hole 2.3, the third rope passing hole 3.1 and the fourth rope passing hole 2.4 in sequence and is exposed outside the travel head 2, so as to be pulled by a user, the pull rope 7 is convenient and fast to assemble, the passing path of the pull rope 7 is short and fast, the assembly efficiency is improved, and other parts in the driving device are not disturbed.

[0033] Wherein, refer to Figure 4 、 5 , the head 2.1 is provided with a rope guide column 2.5 below the second rope passing hole 2.3, since the pull rope 7 passes through the second rope passing hole 2.3 and the third rope passing hole 3.1 and then changes from the horizontal direction to the vertical direction and downwardly passes out of the fourth rope passing hole 2.4, the rope guide column 2.5 can play a role of preventing wear and prolonging the service life of the pull rope 7, and the pull rope 7 is prevented from being repeatedly slid at the changeover position and being abraded and broken.

[0034] Wherein, refer to Figure 6The sliding block 9 is symmetrically provided with guide grooves 9.2 for the spring guide columns 11 on both sides of the rope hole 9.1. The symmetrically arranged guide grooves 9.2 not only play a guiding role, but also have better balance, so that the sliding block 9 can smoothly complete the reciprocating linear motion along the spring guide columns 11 on both sides. The elastic force on both sides of the sliding block 9 is always symmetrically balanced during the movement. When the pull rope 7 pulls the sliding block 9 to slide towards the trigger switch 6, the sliding block 9 slides along the spring guide column 11 and presses the spring 10 sleeved on the spring guide column 11. When the pull rope 7 removes the external force, the spring 10 resets and pushes the sliding block 9 to move away from the trigger switch 6 along the spring guide column 11.

[0035] Referring to Figure 5 The travel head 2 is provided with a through hole 2.6 penetrating the neck 2.2 and the head 2.1 for electrically connecting the switch circuit board 4 and the PCB 3. The through hole 2.6 is located above the second rope hole 2.3, which ensures that the pull rope 7 passes through the connection path and the switch circuit board 4 and the PCB 3 are electrically connected. The path does not interfere with each other, reducing assembly difficulty and improving safety in use.

[0036] Referring to Figure 6 The end of the connecting seat 8 away from the head 2.1 is a detachable end cover 8.4. The end cover 8.4 is provided with a connecting port 8.5. The connecting seat 8 is provided with a connecting buckle 8.6 matched with the connecting port 8.5. The end cover 8.4 is convenient to detach, thereby facilitating the assembly and replacement of the components in the connecting seat 8 and improving assembly efficiency.

[0037] Referring to Figure 2 , 3 The switch circuit board 4 is provided with a clamping hole 4.1. The connecting seat 8 is provided with a clamping buckle 8.7 matched with the clamping hole 4.1. The connecting seat 8 and the switch circuit board 4 are quickly detachable, thereby improving assembly efficiency.

[0038] Referring to Figure 1 , 2 The end of the body 1 away from the travel head 2 is a power output end 12. The body 1 is sequentially provided with a speed reducer 13, a motor core 14, a control board 15 and a power supply 16. The output end of the motor core 14 is transmissionally connected with the input end of the speed reducer 13. The output end of the speed reducer 13 is transmissionally connected with the power output end 12 of the body 1. The motor core 14 and the power supply 16 are electrically connected with the control board 15. The control board 15 is electrically connected with the switch circuit board 4 or the PCB 3.

[0039] In use, the user can control the driving device to work by pulling the pull rope 7 without climbing, the pull rope 7 drives the sliding block 9 to slide along the sliding groove 8.2 and the spring guide column 11 to the direction of the trigger switch 6 until the sliding block 9 abuts against the trigger switch 6 to turn on the circuit upward, then the pull rope 7 is released, the sliding block 9 slides along the sliding groove 8.2 and the spring guide column 11 to the direction away from the trigger switch 6 under the reset action of the spring 10, the trigger switch 6 naturally falls to turn off the circuit, the on and off of the trigger switch 6 is one action, that is, the pulling and releasing of the pull rope 7, in the process, the voltage sensor 5 senses the voltage change, the control board 15 controls the corresponding operation of the driving device according to the signal of the voltage sensor 5, and the operation is convenient, in actual use, corresponding operation circuits can be set on the control board 15 by the user, for example, the voltage sensor 5 senses the voltage change when the pull rope 7 is pulled and released for the first time, the control board 15 controls the driving device to rotate forward according to the signal of the voltage sensor 5, the pull rope 7 is pulled and released for the second time, the control board 15 controls the driving device to stop rotating, the pull rope 7 is pulled and released for the third time, the control board 15 controls the driving device to rotate reversely, the pull rope 7 is pulled and released for the fourth time, the control board 15 controls the driving device to stop rotating, the pull rope 7 is pulled and released for the fifth time, the control board 15 controls the driving device to rotate forward again, and the work is circularly performed, in addition, when the driving device rotates forward to the limit position of the uppermost end or the lowermost end of the curtain, the control board 15 controls the driving device to stop working, at this time, the pull rope 7 is pulled and released, the control board 15 controls the driving device to rotate reversely, and the intermediate stop step can be skipped, and the same is true when the driving device rotates reversely to the limit position of the uppermost end or the lowermost end of the curtain, the control board 15 controls the driving device to stop working, at this time, the pull rope 7 is pulled and released, the control board 15 controls the driving device to rotate forward, and the intermediate stop step can be skipped.

[0040] The materials, reagents and experimental equipment involved in the embodiments of the utility model are all commercially available products in the field of door and window tubular motors, unless otherwise specified.

[0041] Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the utility model, rather than limit them; although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that they can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement to some technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the utility model.

Claims

1. A drive device with a hand pull switch, comprising a body and a stroke head, characterized in that, The neck of the stroke head is connected with the body, the head of the stroke head is exposed outside the body, the head of the stroke head is internally provided with a PCB board, the neck of the stroke head is internally provided with a switch circuit board, the switch circuit board is electrically connected with the PCB board, the switch circuit board is provided with a voltage sensor for controlling the start and stop of a driving device and a trigger switch for opening and closing a circuit for the voltage sensor to sense voltage change, the neck of the stroke head is internally provided with a hand-pull switch assembly corresponding to the position of the trigger switch, the hand-pull switch assembly can abut against or be separated from the trigger switch to make the trigger switch open or close the circuit to change the voltage, and one end of a pull rope in the hand-pull switch assembly is exposed outside the stroke head.

2. The drive device with a hand pull switch according to claim 1, characterized in that The hand-pull switch assembly comprises a connecting seat, a sliding block capable of abutting against or being separated from the trigger switch, a spring capable of driving the sliding block to be separated from the trigger switch, and a spring guide column, the connecting seat is detachably connected with the switch circuit board, the sliding block is slidingly connected in the connecting seat, and the pull rope is connected with the sliding block to drive the sliding block to abut against the trigger switch.

3. The drive device with a hand pull switch according to claim 2, characterized in that The connecting seat is internally provided with a cavity for avoiding the trigger switch and a sliding groove for slidingly connecting the sliding block, the cavity is located above the sliding groove and penetrates the sliding groove, and in a natural state, the trigger switch naturally drops and partially drops into the sliding groove, the spring guide column is fixed in the sliding groove, the spring guide column is located on both sides of the sliding block and slidingly matches the sliding block, the spring is sleeved on the spring guide column, one end of the spring abuts against the sliding block, and the other end of the spring abuts against the inner wall of the connecting seat close to one end of the head, in the natural state, the spring drives the sliding block to be separated from the trigger switch, the trigger switch naturally drops to open the circuit, and in an external force state, the pull rope drives the sliding block to press the spring to make the sliding block abut against the trigger switch to turn on the circuit.

4. The drive device with a hand pull switch according to claim 3, characterized in that, The sliding block is provided with a rope hole for connecting the pull rope, one end of the connecting seat close to the head is provided with a first rope passing hole for the pull rope to pass through, the first rope passing hole communicates with the sliding groove, the stroke head is internally provided with a second rope passing hole for the pull rope to pass through and penetrating the neck and the head, the PCB board is provided with a third rope passing hole corresponding to the second rope passing hole, and the side wall of the head is provided with a fourth rope passing hole for the pull rope to pass through.

5. A drive arrangement with a hand pull switch according to claim 4, characterized in that The head is internally provided with a rope guide column below the second rope passing hole.

6. The drive device with a hand pull switch according to claim 4, characterized in that, The sliding block is symmetrically provided with a guide groove on both sides of the rope hole for the spring guide column to pass through.

7. The drive device with a hand pull switch according to claim 4, characterized in that, The stroke head is internally provided with a through hole for the switch circuit board to electrically connect with the PCB board and penetrating the neck and the head, and the through hole is located above the second rope passing hole.

8. The drive device with a hand pull switch according to claim 3, characterized in that, One end of the connecting seat away from the head is a detachable end cover, the end cover is provided with a connecting port, and the connecting seat is provided with a connecting buckle matched with the connecting port.

9. The drive device with a hand pull switch according to claim 2, characterized in that, The switch circuit board is provided with a clamping hole, and the connecting seat is provided with a clamping buckle matched with the clamping hole.

10. The drive device with a hand pull switch according to claim 1, characterized in that, One end of the body away from the stroke head is a power output end, the body is internally provided with a speed reducer, a motor core, a control board and a power supply in sequence, the output end of the motor core is drivingly connected with the input end of the speed reducer, the output end of the speed reducer is drivingly connected with the power output end of the body, the motor core and the power supply are electrically connected with the control board, and the control board is electrically connected with the switch circuit board or the PCB board.

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