CN218957603U - Self-locking device for handle switch - Google Patents
Self-locking device for handle switch Download PDFInfo
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- CN218957603U CN218957603U CN202223105678.5U CN202223105678U CN218957603U CN 218957603 U CN218957603 U CN 218957603U CN 202223105678 U CN202223105678 U CN 202223105678U CN 218957603 U CN218957603 U CN 218957603U
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Abstract
The utility model discloses a self-locking device for a handle switch, which comprises a shell and a handle cover, wherein a switch component for controlling the electrification or disconnection of a handle is arranged in the shell, and the switch component comprises a switch body arranged in the shell and a switch trigger hinged with the shell; the switch trigger is internally provided with a sliding lock and a spring, the shell is internally provided with a locking component for limiting the rotation of the switch trigger, and the sliding lock is arranged above the spring and faces the locking component; the locking assembly comprises a deflector rod, a locking block and an elastic element arranged on the locking block, and the deflector rod is pushed to enable the locking assembly to be in an unlocking state when the locking block is far away from the sliding lock; when the deflector rod is released, the elastic element enables the locking block to automatically approach the sliding lock to be in a locking state of the locking assembly; the switch component is locked by the locking component to be in a locking state, the locking component comprises a locking state and an unlocking state, the working state of the switch component is conveniently switched by the locking component, and the locking component is locked reliably and is labor-saving in operation.
Description
Technical Field
The utility model belongs to the technical field of handle switches, and particularly relates to a self-locking device for a handle switch.
Background
A switch trigger and a switch body are arranged on a handle of the existing electric tool, the electric tool is in a conducting working state when the switch trigger is pulled to be close to a contact on the switch body, and the electric tool is in a disconnecting state when the switch trigger is far away from the switch body. The existing electric tool is often provided with a locking component, and the switch trigger is always attached to the switch body through the locking component, so that a user does not need to press the switch trigger when the electric tool is in a conducting state, and the operation is more labor-saving. The locking component of the traditional electric tool is integrally arranged with the switch body, and a user holds the locking component on the handle when using the electric tool; when the user presses the switch trigger carelessly, the locking component is unlocked by mistake, so that the switch trigger is far away from the switch body, and the electric tool is in an off state, and then the user needs to press the switch trigger again to enable the electric tool to be in an on state. Meanwhile, the locking component is arranged adjacent to the switch body, only the thumb is in an idle state when the user holds the handle, and the user can feel worse in operation by pressing the locking component with the thumb. Therefore, there is a need to design a self-locking device for a handle switch to overcome the above difficulties.
Disclosure of Invention
The utility model aims at the problems in the prior art, designs a self-locking device for a handle switch, and locks a switch assembly to be in a locking state through a locking assembly, wherein the locking assembly comprises a locking state and an unlocking state, the working state of the switch assembly is conveniently switched through the locking assembly, and the locking assembly is locked reliably and is labor-saving to operate.
The utility model aims at realizing the following technical scheme: the self-locking device for the handle switch comprises a shell and a handle cover, wherein a switch assembly for controlling the electrification or disconnection of the handle is arranged in the shell, and the switch assembly comprises a switch body arranged in the shell and a switch trigger hinged with the shell; the switch trigger is internally provided with a sliding lock and a spring, the shell is internally provided with a locking component for limiting the rotation of the switch trigger, and the sliding lock is arranged above the spring and faces the locking component; the locking assembly comprises a deflector rod, a locking block and an elastic element arranged on the locking block, and the deflector rod is pushed to enable the locking assembly to be in an unlocking state when the locking block is far away from the sliding lock; the elastic element enables the locking block to automatically approach the sliding lock to be in a locking state of the locking assembly when the deflector rod is released.
Preferably, a positioning groove for placing a sliding lock is formed in the switch trigger, the spring is arranged at the bottom of the positioning groove, and the sliding lock is arranged above the spring and faces the locking assembly; the switch trigger is close to the switch body, the switch assembly is in a power-on state, the switch trigger is in a disconnection state when being far away from the switch body, a reset elastic piece is arranged between the switch trigger and the switch body, and the switch trigger is far away from the switch body due to the reset elastic piece when the locking assembly is in an unlocking state.
The switch trigger is far away from the switch body in a default state, and the switch assembly is in an off state; the locking component is provided with the elastic element, so that the locking component is maintained in a locking state in a default state by the elastic element; when the electric tool is needed to be used, the switch assembly is in an electrified state only by pressing the switch trigger to enable the switch trigger to be close to the switch body; in the process that the switch trigger approaches the switch body, the sliding lock in the switch trigger moves downwards against the elastic force of the spring, and is always attached to the locking block in the process of moving downwards; when the switch trigger is mutually attached to the switch body, the sliding lock can be separated from the inclined plane on the locking block and moves upwards under the action of spring force; at the moment, the side face of the sliding lock is mutually attached to the side face of the locking block, and the upper end face of the sliding lock is mutually attached to the lower end face of the locking block; the switch trigger cannot be rotated with respect to the switch body to the outside of the housing so that the switch assembly can be maintained in the energized state. Therefore, in the process of switching the switch assembly from the power-off state to the power-on state, the switch assembly can be automatically maintained in the power-on state without pushing a deflector rod on the locking assembly, and the switch assembly is convenient and reliable to use.
Preferably, the end face of the sliding lock, facing the locking assembly, is provided with a first inclined portion, the locking assembly comprises a locking block, the locking block is provided with a second inclined portion, and the first inclined portion and the second inclined portion are mutually attached when the locking assembly is in a locking state.
Through setting up first tilting part and second tilting part, the in-process of switch trigger relative casing pivoted like this, the inclined plane of first tilting part is gone up to the locking piece extrusion slip lock through the inclined plane on the second tilting part, and then the locking piece promotes the slip lock and just laborsaving to the process that the constant head tank bottom moved to the locking piece can reliably promote the slip lock and move down, and the slip lock can not have the interference with the locking piece at the in-process that moves down.
Preferably, the locking assembly is in a locking state, the sliding lock moves up and down relative to the positioning groove when the switch trigger is close to the switch body, and the protruding height of the first inclined part is the same as that of the second inclined part.
In the process that the switch trigger is close to the switch body, the sliding lock firstly clings to the inclined plane on the locking block to move downwards; when the switch trigger is attached to the switch body, the slide lock is disengaged from the inclined surface on the lock block and moves upward under the action of spring force. The outer convex height of the first inclined part is the same as that of the second inclined part, so that the upper end face of the sliding lock is just abutted against the lower end face of the locking block; thus, the sliding lock can be kept stable and cannot move up and down relative to the positioning groove, the switch trigger and the shell can be kept stable and cannot rotate relative to the shell, and the switch assembly can be kept in an electrified state stably.
Preferably, the bottom of the sliding lock is provided with inverted buckles arranged in pairs, and the bottom of the positioning groove is provided with a notch for installing the inverted buckles; one end of the spring is abutted against the bottom of the positioning groove, and the other end of the spring is abutted against the bottom of the sliding lock.
The bottom of the positioning groove is provided with a notch, and the back-off on the sliding lock is arranged in the notch; in the process that the switch trigger is close to the switch body, the sliding lock moves downwards firstly, then moves upwards and finally abuts against the lower end face of the locking block, and the inverted buckle on the sliding lock is clamped in the notch, so that the sliding lock cannot fall off from the positioning groove.
Preferably, the locking assembly comprises a deflector rod, a locking block and an elastic element, wherein a first groove for installing the locking block is formed in the deflector rod, and a first fastener for connecting the deflector rod and the locking block is arranged between the deflector rod and the locking block; the locking block is provided with a cylinder, the elastic element comprises a spiral part and further comprises pins which extend from the spiral part to the locking block and are arranged in pairs, the locking block is arranged above the cylinder and is provided with limiting steps for installing the pins, the limiting steps are symmetrically distributed to two sides of the cylinder, and each pin is arranged in a gap formed between each limiting step and the shell.
The locking component is in a locking state in a default state, and two pins on the elastic element are close to each other, so that the locking block is limited between the inner walls of the shell; the deflector rod cannot move relative to the shell under the action of external force, so that the locking assembly can be stably maintained in a locking state; when the locking component is required to be switched from the locking state to the unlocking state, the shifting lever is only required to be pushed, so that the shifting lever drives the locking block to move relative to the shell, and the locking block and the sliding lock are dislocated; at the moment, the sliding lock loses the limit of the locking block, and then the switch trigger can rotate relative to the switch body; the switch trigger is automatically far away from the switch body under the action of the reset elastic piece, so that the switch assembly can be automatically switched from the electrified state to the disconnection state. When the locking component is switched from the locking state to the unlocking state, the pins on the elastic element are far away from the spiral part, so that the elastic element is in an elastic deformation state; when the shifting lever is released, the locking block moves towards the middle of the shell under the action of the elastic force of the elastic element, so that the shifting lever can be automatically reset under the drive of the locking block, and the locking assembly can automatically return to a default locking state, so that the operation process is simple and labor-saving.
Preferably, a through hole for installing a first fastener is formed in the first groove, the first fastener penetrates through the cylinder and is installed in the through hole, and when the first fastener is installed in the through hole, the tail end of the first fastener is mutually attached to the spiral part.
By providing the first groove, the locking block is conveniently mounted on the deflector rod through the first fastening piece; the spiral part is sleeved and installed on the cylinder, and the tail end of the spiral part is limited through the first fastening piece, so that the spiral part can be stably installed on the cylinder, and then the elastic element is installed on the locking block more stably.
Preferably, when the locking assembly is in a locking state, the locking block is positioned between the two inner walls of the shell and is arranged in the middle relative to the two inner walls; a second fastening piece for connecting the shell and the handle cover is arranged between the shell and the handle cover, and a columnar positioning part for installing the second fastening piece is arranged on the shell; each pin is mutually attached to the outer wall of the columnar positioning part when the locking assembly is in a locking state, and the pin is far away from the columnar positioning part and is abutted against the inner wall of the shell when the locking assembly is in an unlocking state; when the locking assembly is in an unlocking state, the side wall, close to the shell, of the limiting step is mutually attached to the inner wall of the shell.
The locking component is in a locking state in a default state, and at the moment, the two pins of the elastic element are respectively arranged at two sides of the columnar positioning part and are mutually attached to the outer wall of the columnar positioning part; and meanwhile, each pin is arranged in a gap formed between each limiting step and the shell, so that the elastic element can be stably arranged on the locking block and cannot be separated from the locking block. When the locking component is in the unlocking state, the limiting step is mutually attached to the inner wall of the shell, the pins are always in a gap formed between the limiting step and the shell, and the pins cannot be separated from the limiting step. When the locking component is switched from the locking state to the unlocking state, the pins on the elastic element rotate relative to the spiral part, so that the elastic element can stably generate elastic force; the locking assembly automatically returns to the locked state when the lever is released.
Preferably, kidney-shaped holes are formed in the shell in pairs, and the outline of the deflector rod is matched with the outline of the kidney-shaped holes; the deflector rod is arranged in the kidney-shaped holes, and the axial length of the deflector rod is greater than the distance between the two kidney-shaped holes.
The deflector rod is arranged in the kidney-shaped holes, and the axial length of the deflector rod is larger than the distance between the two kidney-shaped holes, so that the deflector rod cannot be separated from the shell when the deflector rod is pushed.
Preferably, the shell is provided with abutting parts arranged in pairs, the switch trigger is provided with outer convex parts arranged in pairs, and each abutting part corresponds to each outer convex part one by one; and a reset elastic piece is arranged between the switch trigger and the switch body, the switch trigger is far away from the switch body when the locking assembly is in an unlocking state, and the abutting part and the outer part are mutually attached.
The shell is provided with abutting parts which are arranged in pairs, and the switch trigger is provided with outer convex parts which are arranged in pairs; when the switch assembly is in the off state, the abutting part is mutually attached to the outer flange part, and therefore the switch assembly can be stably maintained in the off state.
Compared with the prior art, the utility model has the following beneficial effects: the switch assembly is arranged in the shell and comprises a switch trigger and a switch body, wherein the switch assembly is in an electrified state when the switch trigger is close to the switch body, and is in a power-off state when the switch trigger is far away from the switch body. The locking component is arranged in the shell, and the switch component can be stably maintained in an electrified state through the locking component, so that a user does not need to pull the switch trigger to enable the electric tool to be in the electrified state, and the operation is more labor-saving. The switch trigger is internally provided with a sliding lock, the locking component is internally provided with a locking block, and the sliding lock is limited by the locking block, so that the switch component can be stably maintained in an electrified state, and the locking process of the locking component is reliable. The locking assembly comprises a locking state and an unlocking state, and the locking block is driven to move through the deflector rod so as to be convenient to switch between the two states. The locking assembly is in a locking state by default, the locking block is provided with an elastic element for automatic resetting, and when the locking assembly is in an unlocking state, the locking assembly of the shift lever is automatically switched to the locking state.
Drawings
FIG. 1 is a perspective view of the present utility model;
FIG. 2 is a perspective view of the hidden handle cover of the present utility model;
FIG. 3 is an exploded view of the present utility model;
FIG. 4 is an internal block diagram of the present utility model;
FIG. 5 is a perspective view of the locking assembly;
FIG. 6 is a perspective view of a lever;
FIG. 7 is a perspective view of the locking block;
fig. 8 is an internal structural view of the switch trigger.
The marks in the figure: 1. a housing; 2. a handle cover; 3. a switch assembly; 31. a switch body; 32. a switch trigger; 33. a slide lock; 34. a spring; 35. a positioning groove; 36. a first inclined portion; 37. reversing; 38. a notch; 4. a locking assembly; 41. a deflector rod; 42. a locking block; 43. an elastic element; 431. a spiral part; 432. pins; 44. a second inclined portion; 45. a first groove; 451. a through hole; 46. a first fastener; 47. a cylinder; 48. a limit step; 5. a second fastener; 6. a columnar positioning portion; 7. waist-shaped holes; 8. an abutting portion; 9. an outer protruding portion; 10. and resetting the elastic piece.
Detailed Description
The utility model is further described below with reference to embodiments shown in the drawings in which:
as shown in fig. 1 to 8, the present embodiment discloses a self-locking device for a handle switch, which comprises a housing 1 and a handle cover 2, wherein a switch assembly 3 for controlling the switch on or off of the handle is arranged in the housing 1, the switch assembly 3 comprises a switch body 31 arranged in the housing 1, and a switch trigger 32 hinged with the housing 1; a sliding lock 33 and a spring 34 are arranged in the switch trigger 32, a locking component 4 for limiting the rotation of the switch trigger 32 is arranged in the shell 1, and the sliding lock 33 is arranged above the spring 34 and faces the locking component 4; the locking assembly 4 comprises a deflector rod 41, a locking block 42 and an elastic element 43 arranged on the locking block 42, and the locking assembly 4 is in an unlocking state when the deflector rod 41 is pushed to enable the locking block 42 to be far away from the sliding lock 33; the resilient member 43 automatically brings the locking block 42 close to the slide lock 33 in the locked state of the locking assembly 4 when the lever 41 is released.
A positioning groove 35 for placing a sliding lock 33 is formed in the switch trigger 32, the spring 34 is arranged at the bottom of the positioning groove 35, and the sliding lock 33 is arranged above the spring 34 and faces the locking assembly 4; the switch trigger 32 is close to the switch body 31, the switch assembly 3 is in an energized state, the switch trigger 32 is far away from the switch body 31, the switch assembly 3 is in an off state, a reset elastic piece 10 is arranged between the switch trigger 32 and the switch body 31, and the reset elastic piece 10 enables the switch trigger 32 to be far away from the switch body 31 when the locking assembly 4 is in an unlocking state. The end face of the sliding lock 33 facing the locking assembly 4 is provided with a first inclined portion 36, the locking assembly 4 comprises a locking block 42, the locking block 42 is provided with a second inclined portion 44, and the first inclined portion 36 and the second inclined portion 44 are mutually attached when the locking assembly 4 is in a locking state. The locking assembly 4 is in a locking state, the sliding lock 33 moves up and down relative to the positioning groove 35 when the switch trigger 32 approaches the switch body 31, and the protruding height of the first inclined portion 36 is the same as the protruding height of the second inclined portion 44. The bottom of the sliding lock 33 is provided with inverted buckles 37 arranged in pairs, and the bottom of the positioning groove 35 is provided with a notch 38 for installing the inverted buckles 37; one end of the spring 34 abuts against the bottom of the positioning groove 35, and the other end of the spring 34 abuts against the bottom of the slide lock 33.
The locking assembly 4 comprises a deflector rod 41, a locking block 42 and an elastic element 43, wherein a first groove 45 for installing the locking block 42 is formed in the deflector rod 41, and a first fastener 46 for connecting the deflector rod 41 and the locking block 42 is arranged between the deflector rod 41 and the locking block 42; the locking block 42 is provided with a cylinder 47, the elastic element 43 comprises a spiral portion 431, and further comprises pins 432 extending from the spiral portion 431 to the locking block 42 and arranged in pairs, the locking block 42 is provided with limit steps 48 above the cylinder 47 for mounting the pins 432, the limit steps 48 are symmetrically distributed to two sides of the cylinder 47, and each pin 432 is arranged in a gap formed between each limit step 48 and the housing 1. The first groove 45 is provided with a through hole 451 for installing the first fastening member 46, the first fastening member 46 passes through the cylinder 47 and is installed in the through hole 451, and when the first fastening member 46 is installed in the through hole 451, the tail end of the first fastening member 46 is mutually attached to the spiral portion 431. The locking block 42 is positioned between and centered relative to the two inner walls of the housing 1 when the locking assembly 4 is in the locked state; a second fastening piece 5 for connecting the shell 1 and the handle cover 2 is arranged between the shell 1 and the handle cover 2, and a columnar positioning part 6 for installing the second fastening piece 5 is arranged on the shell 1; each pin 432 is mutually attached to the outer wall of the columnar positioning part 6 when the locking assembly 4 is in a locking state, and the pins 432 are far away from the columnar positioning part 6 and are abutted against the inner wall of the shell 1 when the locking assembly 4 is in an unlocking state; when the locking assembly 4 is in the unlocking state, the side wall, close to the shell 1, of the limit step 48 is mutually attached to the inner wall of the shell 1. The shell 1 is provided with kidney-shaped holes 7 which are arranged in pairs, and the outline of the deflector rod 41 is matched with the outline of the kidney-shaped holes 7; the shift lever 41 is disposed in the kidney-shaped hole 7, and the axial length of the shift lever 41 is greater than the distance between the two kidney-shaped holes 7. The shell 1 is provided with abutting parts 8 arranged in pairs, the switch trigger 32 is provided with outer convex parts 9 arranged in pairs, and each abutting part 8 corresponds to each outer convex part 9 one by one; a reset elastic piece 10 is arranged between the switch trigger 32 and the switch body 31, when the locking assembly 4 is in an unlocking state, the switch trigger 32 is far away from the switch body 31, and the abutting part 8 and the outer part 9 are mutually attached.
The specific working process of this embodiment is as follows, the default state of the locking assembly 4 on the electric tool is in the locking state, the elastic element 43 in the default state does not generate elastic deformation, and the pins 432 on the elastic element 43 are distributed on two sides of the columnar positioning portion 6 and are mutually attached to the outer wall of the columnar positioning portion 6. The elastic element 43 remains relatively stationary with respect to the cylindrical positioning portion 6, without being subjected to external forces, said elastic element 43 being mounted on the locking block 42, so that the locking block 42 is located inside the housing 1 and remains stationary with respect to the housing 1. The locking state of the locking assembly 4 can be switched only by pushing the shift lever 41 by an external force to move the locking block 42 relative to the housing 1. Thus, the lock assembly 4 can be stably maintained in the locked state without being subjected to external force.
When the locking assembly 4 is required to be switched from the locking state to the unlocking state, only the deflector rod 41 is required to be pushed, so that the deflector rod 41 drives the locking block 42 to move relative to the shell 1, and the locking block 42 and the sliding lock 33 are dislocated; at this time, the sliding lock 33 loses the limit of the locking block 42, and the switch trigger 32 can rotate relative to the switch body 31; since the switching trigger 32 is automatically moved away from the switching body 31 by the reset spring 10, the switching assembly 3 is automatically switched from the energized state to the off state. When the locking assembly 4 is switched from the locked state to the unlocked state, the pin 432 on the elastic element 43 is far away from the spiral portion 431, so that the elastic element 43 is in an elastic deformation state; when the deflector rod 41 is released, the locking block 42 moves towards the middle of the shell 1 under the action of the elastic force of the elastic element 43, so that the deflector rod 41 can be automatically reset under the drive of the locking block 42, and the locking assembly 4 can automatically return to a default locking state, so that the operation process is simple and labor-saving.
Since the default state of the locking assembly 4 is in the locked state, the switch assembly 3 is in the off state in the default state; when the electric tool is needed, the switch trigger 32 is only needed to be pressed to be close to the switch body 31, and then the switch assembly 3 is in an electrified state; in the process that the switch trigger 32 approaches the switch body 31, the sliding lock 33 in the switch trigger 32 moves downwards against the elastic force of the spring 34, and the sliding lock 33 always is mutually attached to the locking block 42 in the process of moving downwards; when the switch trigger 32 and the switch body 31 are mutually attached, the sliding lock 33 can be separated from the inclined surface on the locking block 42 and moves upwards under the action of the elastic force of the spring 34; at this time, the side face of the slide lock 33 and the side face of the lock block 42 are mutually attached, and the upper end face of the slide lock 33 and the lower end face of the lock block 42 are mutually attached; the switch trigger 32 cannot be rotated to the outside of the housing 1 with respect to the switch body 31 so that the switch assembly 3 can be maintained in the energized state. Therefore, in the process of switching the switch assembly 3 from the power-off state to the power-on state, the switch assembly 3 can be automatically maintained in the power-on state without pushing the deflector rod 41 on the locking assembly 4, and the use is convenient and reliable.
The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the utility model or exceeding the scope of the utility model as defined in the accompanying claims.
Claims (10)
1. The self-locking device for the handle switch comprises a shell (1) and a handle cover (2), and is characterized in that a switch assembly (3) for controlling the electrification or disconnection of a handle is arranged in the shell (1), and the switch assembly (3) comprises a switch body (31) arranged in the shell (1) and a switch trigger (32) hinged with the shell (1); a sliding lock (33) and a spring (34) are arranged in the switch trigger (32), a locking component (4) for limiting the rotation of the switch trigger (32) is arranged in the shell (1), and the sliding lock (33) is arranged above the spring (34) and faces the locking component (4); the locking assembly (4) comprises a deflector rod (41), a locking block (42) and an elastic element (43) arranged on the locking block (42), and the deflector rod (41) is pushed to enable the locking block (42) to be in an unlocking state when being far away from the sliding lock (33); the elastic element (43) enables the locking block (42) to automatically approach the sliding lock (33) to be in a locking state of the locking assembly (4) when the deflector rod (41) is released.
2. The self-locking device for a handle switch according to claim 1, wherein a positioning groove (35) for placing a sliding lock (33) is formed in the switch trigger (32), the spring (34) is arranged at the bottom of the positioning groove (35), and the sliding lock (33) is arranged above the spring (34) and faces the locking assembly (4); the switch trigger (32) is close to the switch body (31) and is in the switch-on state of the switch assembly (3), the switch trigger (32) is far away from the switch body (31) and is in the switch-off state of the switch assembly (3), a reset elastic piece (10) is arranged between the switch trigger (32) and the switch body (31), and the switch trigger (32) is far away from the switch body (31) due to the reset elastic piece (10) when the locking assembly (4) is in the unlocking state.
3. The self-locking device for a handle switch according to claim 2, wherein the end face of the sliding lock (33) facing the locking assembly (4) is provided with a first inclined portion (36), the locking assembly (4) comprises a locking block (42), the locking block (42) is provided with a second inclined portion (44), and the first inclined portion (36) and the second inclined portion (44) are mutually attached when the locking assembly (4) is in a locked state.
4. A self-locking device for a handle switch according to claim 3, wherein the locking assembly (4) is in a locked state and the slide lock (33) moves up and down relative to the positioning groove (35) when the switch trigger (32) is close to the switch body (31), and the protruding height of the first inclined portion (36) is the same as the protruding height of the second inclined portion (44).
5. The self-locking device for a handle switch according to claim 2, wherein the bottom of the sliding lock (33) is provided with inverted buckles (37) arranged in pairs, and the bottom of the positioning groove (35) is provided with a notch (38) for installing the inverted buckles (37); one end of the spring (34) is abutted against the bottom of the positioning groove (35), and the other end of the spring (34) is abutted against the bottom of the sliding lock (33).
6. The self-locking device for a handle switch according to claim 1, wherein the locking assembly (4) comprises a deflector rod (41), a locking block (42) and an elastic element (43), wherein a first groove (45) for installing the locking block (42) is formed on the deflector rod (41), and a first fastener (46) for connecting the deflector rod (41) and the locking block (42) is arranged between the deflector rod (41) and the locking block (42); be equipped with cylinder (47) on locking piece (42), elastic element (43) include screw portion (431), still include from screw portion (431) to locking piece (42) extend and pin (432) that set up in pairs, locking piece (42) are in the top of cylinder (47) be equipped with spacing step (48) that are used for installing pin (432), spacing step (48) symmetric distribution to the both sides of cylinder (47), every pin (432) set up in every spacing step (48) and the clearance that forms between casing (1).
7. The self-locking device for a handle switch according to claim 6, wherein a through hole (451) for installing a first fastening member (46) is provided in the first groove (45), the first fastening member (46) passes through the cylinder (47) and is installed in the through hole (451), and when the first fastening member (46) is installed in the through hole (451), the tip of the first fastening member (46) is fitted with the screw portion (431).
8. The self-locking device for a handle switch according to claim 6, wherein the locking block (42) is located between and centrally located with respect to the two inner walls of the housing (1) when the locking assembly (4) is in the locked state; a second fastening piece (5) for connecting the shell (1) and the handle cover (2) is arranged between the shell (1) and the handle cover, and a columnar positioning part (6) for installing the second fastening piece (5) is arranged on the shell (1); each pin (432) is mutually attached to the outer wall of the columnar positioning part (6) when the locking assembly (4) is in a locking state, and the pins (432) are far away from the columnar positioning part (6) and are abutted against the inner wall of the shell (1) when the locking assembly (4) is in an unlocking state; when the locking assembly (4) is in an unlocking state, the side wall, close to the shell (1), of the limit step (48) is mutually attached to the inner wall of the shell (1).
9. The self-locking device for a handle switch according to claim 6, wherein the housing (1) is provided with kidney-shaped holes (7) arranged in pairs, and the outline of the deflector rod (41) is matched with the outline of the kidney-shaped holes (7); the deflector rod (41) is arranged in the kidney-shaped holes (7), and the axial length of the deflector rod (41) is larger than the distance between the two kidney-shaped holes (7).
10. The self-locking device for a handle switch according to claim 1, wherein the housing (1) is provided with abutting parts (8) arranged in pairs, the switch trigger (32) is provided with outer protruding parts (9) arranged in pairs, and each abutting part (8) corresponds to each outer protruding part (9) one by one; the switch trigger (32) is provided with a reset elastic piece (10) between the switch trigger (32) and the switch body (31), the switch trigger (32) is far away from the switch body (31) when the locking assembly (4) is in an unlocking state, and the abutting part (8) and the outer protruding part (9) are mutually attached.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202223105678.5U CN218957603U (en) | 2022-11-21 | 2022-11-21 | Self-locking device for handle switch |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202223105678.5U CN218957603U (en) | 2022-11-21 | 2022-11-21 | Self-locking device for handle switch |
Publications (1)
Publication Number | Publication Date |
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CN218957603U true CN218957603U (en) | 2023-05-02 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202223105678.5U Active CN218957603U (en) | 2022-11-21 | 2022-11-21 | Self-locking device for handle switch |
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CN (1) | CN218957603U (en) |
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2022
- 2022-11-21 CN CN202223105678.5U patent/CN218957603U/en active Active
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