CN220463776U - Gear shifting locking structure and electric tool - Google Patents

Abstract

The utility model discloses a gear shifting locking structure and an electric tool, wherein the gear shifting locking structure comprises a gear shifting knob, a first accommodating groove is formed in the first direction, and a through hole penetrating into the first accommodating groove is formed in the surface of the gear shifting knob; the gear shifting lock button is arranged in the first accommodating groove along the first direction, and a second accommodating groove is formed in the gear shifting lock button along the second direction; the locking button is arranged in the second accommodating groove or the through hole along the second direction; the first elastic piece is arranged between the gear shifting lock button and the bottom wall of the first accommodating groove; the second elastic piece is arranged between the locking button and the bottom wall of the second accommodating groove or between the locking button and the surface of the gear shifting knob; the locking button is clamped with the through hole or the second accommodating groove along the second direction to realize locking, the first elastic piece is used for resetting the gear shifting lock button along the first direction, and the second elastic piece is used for locking or unlocking the locking button along the second direction. The power tool includes a shift lock structure. The utility model has simple structure, convenient operation and labor saving.

Description

Gear shifting locking structure and electric tool

Technical Field

The utility model belongs to the technical field of electric tools, and particularly relates to a gear shifting locking structure and an electric tool.

Background

For different application scenarios, different gears are usually required to be switched during the operation process of using the electric tool. The existing scheme is to use the structure of shifting to accomplish the operation of switching, when using current structure of shifting to switch, generally need artificial application of force in order to lock the shift knob in the structure of shifting, this kind of mode is complex in operation not only, and very laborious, does not accord with ergonomic, simultaneously, under the condition of application of force to shift knob, is inconvenient for the application of force to switch the gear, and the operation experience is felt relatively poor, is unfavorable for the application and the popularization of product.

Accordingly, in view of the above-mentioned problems, it is necessary to provide a shift lock structure and an electric tool.

Disclosure of Invention

In view of the above, an object of the present utility model is to provide a shift lock structure and an electric tool.

In order to achieve the above object, an embodiment of the present utility model provides the following technical solution:

a shift lock structure, the shift lock structure comprising:

a gear shifting knob, wherein a first accommodating groove is formed in the gear shifting knob along a first direction, and a through hole penetrating into the first accommodating groove is formed in the surface of the gear shifting knob;

the gear shifting lock button is arranged in the first accommodating groove along a first direction, a second accommodating groove is formed in the gear shifting lock button along a second direction, and an opening of the second accommodating groove faces to the surface of the gear shifting knob, which is provided with a through hole;

the locking button is arranged in the second accommodating groove or the through hole along a second direction;

the first elastic piece is arranged between the gear shifting lock button and the bottom wall of the first accommodating groove;

the second elastic piece is arranged between the locking button and the bottom wall of the second accommodating groove or between the locking button and the surface of the gear shifting knob;

the locking button is clamped with the through hole or the second accommodating groove along the second direction to lock the gear shifting lock button and the gear shifting knob, the first elastic piece is used for resetting the gear shifting lock button along the first direction, and the second elastic piece is used for locking or unlocking the locking button along the second direction.

In an embodiment, the locking button is mounted in the second accommodating groove along the second direction, the locking button comprises a first main body part far away from the surface with the through hole on the gear shifting knob and a first locking part close to the surface with the through hole on the gear shifting knob, the size of the first main body part is larger than the diameter of the first locking part, and the diameter of the first locking part is smaller than the diameter of the second accommodating groove.

In an embodiment, the first main body portion is provided with a third accommodating groove along the second direction, an opening of the third accommodating groove is far away from a surface with a through hole on the knob, one end of the second elastic piece is abutted against the bottom wall of the second accommodating groove, and the other end of the second elastic piece is abutted against the bottom wall of the third accommodating groove.

In an embodiment, the locking button includes a locking state and an unlocking state, in the locking state, the first locking portion protrudes into the through hole, and in the unlocking state, the first locking portion abuts against an inner wall of the first accommodating groove.

In an embodiment, the locking button is installed in the through hole along the second direction, the locking button includes a second main part that keeps away from the surface that has the through hole on the shift knob and is close to the second locking part that has the surface of through hole on the shift knob, the through hole includes first hole section and second hole section, the diameter of first hole section is greater than the diameter of second main part, the diameter of second main part is greater than the diameter of second hole section, the diameter of second hole section is greater than the diameter of second locking part, the one end and the second hole section upper surface butt of second elastic component, the other end and the lower surface butt of second main part.

In an embodiment, the locking button includes a locked state in which the second locking portion protrudes into the second accommodating groove, and an unlocked state in which the second locking portion abuts against a surface of the shift lock button or has a gap.

In an embodiment, the shift lock button is provided with a fourth accommodating groove along the first direction, one end of the first elastic member is abutted against the bottom wall of the fourth accommodating groove, and the other end of the first elastic member is abutted against the bottom wall of the first accommodating groove.

In an embodiment, the gear shift knob includes gear shift portion and installation department, the installation department is located along the second direction the gear shift below, the surface that the gear shift lock knob deviates from locking button is equipped with first arch, first arch is located and is kept away from first accepting groove open-ended tip, the reset of gear shift lock knob along the first direction is passed through first arch is spacing.

The technical scheme provided by the other embodiment of the utility model is as follows:

a power tool, the power tool comprising;

the shell is provided with an assembly groove;

as with the shift lock structure described above, the shift lock structure is mounted in the assembly slot; the gear shifting locking structure comprises a first state and a second state, wherein the first state is freely rotated in the assembling groove, the second state is used for stopping the lock in the assembling groove, the locking button is in a locking state in the first state, and the locking button is in an unlocking state in the second state.

In an embodiment, the assembly slot is provided with a movable portion and a locking portion, a second protrusion is arranged on the surface of the gear shift lock button, which faces away from the locking button, and is arranged at the end portion, close to the opening of the first accommodating slot, of the gear shift lock button, the second protrusion is located in the movable portion in the first state, and the second protrusion is located in the locking portion in the second state.

The utility model has the following beneficial effects:

the utility model provides a gear shifting locking structure, which can lock a gear shifting lock button in a gear shifting knob through a locking button, is convenient for subsequent gear shifting operation, and is convenient and labor-saving to operate;

the utility model provides an electric tool, which can lock a gear shift lock button in a gear shift knob through a locking button in the gear shift process, so that the situation of jamming and the like in the gear shift process is avoided.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to the drawings without inventive effort to those skilled in the art.

FIG. 1 is a schematic view of an exploded view of a shift lock structure according to a first embodiment of the present utility model;

FIG. 2 is a schematic cross-sectional view of a lock button in an unlocked state according to a first embodiment of the present utility model;

FIG. 3 is a schematic cross-sectional view of a lock button in a locked state according to a first embodiment of the present utility model;

FIG. 4 is a schematic diagram of an exploded view of a shift lock mechanism in accordance with a second embodiment of the present utility model;

FIG. 5 is a schematic cross-sectional view of a lock button in an unlocked state according to a second embodiment of the present utility model;

FIG. 6 is a schematic cross-sectional view of a lock button in a locked state according to a second embodiment of the present utility model;

fig. 7 is a schematic perspective view of a casing in a third embodiment of the present utility model;

FIG. 8 is a schematic cross-sectional view of a shift lock structure in a first state in accordance with a third embodiment of the present utility model;

fig. 9 is a schematic cross-sectional view of a shift lock structure in a second state according to a third embodiment of the present utility model.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the embodiments of the present utility model, it should be understood that the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," "outer," and the like indicate orientations or positional relationships based on those shown in the drawings, or those conventionally put in place when the product of the application is used, or those conventionally understood by those skilled in the art, merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element to be referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the description of the embodiments of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In the description of the embodiments of the present utility model, it should be further noted that, as used herein, the terms "first," "second," and the like do not denote any order or sequence, but rather are merely used to distinguish one element or operation from another.

It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other.

The technical scheme of the utility model will be described below with reference to the accompanying drawings.

Embodiment one:

referring to fig. 1, a shift lock structure is disclosed in an embodiment of the present utility model, the shift lock structure includes: a gear shift knob 1, wherein a first accommodating groove 111 is formed in the gear shift knob 1 along a first direction, and a through hole 112 penetrating to the first accommodating groove 111 is formed in the surface of the gear shift knob 1; a gear shift lock button 2, wherein the gear shift lock button 2 is arranged in a first accommodating groove 111 along a first direction, the gear shift lock button 2 is provided with a second accommodating groove 21 along a second direction, and the opening of the second accommodating groove 21 is arranged towards the surface of the gear shift knob 1 with a through hole 112; a lock button 3, the lock button 3 being mounted in the second receiving groove 21 or the through hole 112 in the second direction; a first elastic member 4, the first elastic member 4 being installed between the shift knob 2 and the bottom wall of the first receiving groove 111; a second elastic member 5, the second elastic member 5 being installed between the lock button 3 and the bottom wall of the second receiving groove 21 or between the lock button 3 and the surface of the shift knob 1; the locking button 3 is engaged with the through hole 112 or the second accommodating groove 21 along the second direction to lock the gear shift lock knob 2 and the gear shift knob 1, the first elastic member 4 is used for resetting the gear shift lock knob 2 along the first direction, and the second elastic member 5 is used for locking or unlocking the locking button 3 along the second direction.

According to the design, the gear shifting locking structure in the embodiment can enable the gear shifting lock knob 2 in the gear shifting knob 1 to be locked through the locking button 3, so that subsequent gear shifting operation is facilitated, and the gear shifting structure is convenient to operate and saves labor.

Specifically, referring to fig. 2, the lock button 3 in the present embodiment is mounted in the second receiving groove 21 in the second direction, the lock button 3 includes a first main body portion 31 distant from the surface of the shift knob 1 having the through hole 112 and a first lock portion 32 close to the surface of the shift knob 1 having the through hole 112, the first main body portion 31 has a size larger than the diameter of the first lock portion 32, and the diameter of the first lock portion 32 is smaller than the diameter of the second receiving groove 21.

It can be appreciated that the first locking portion 32 of the locking button 3 in this embodiment may protrude into the through hole 112, and the upper surface of the first body portion 31 abuts against the inner wall of the first receiving groove 111 to limit the protruding length of the locking button 3 into the through hole 112.

Further, in the present embodiment, the first main body 31 is provided with a third accommodating groove 311 along the second direction, the opening of the third accommodating groove 311 is disposed far from the surface with the through hole 112 on the knob, one end of the second elastic member 5 is abutted against the bottom wall of the second accommodating groove 21, and the other end is abutted against the bottom wall of the third accommodating groove 311.

With this design, the third receiving groove 311 can prevent the second elastic member 5 from changing its position, and the locking button 3 cannot be reliably engaged with the through hole 112. The second elastic member 5 in the present embodiment can more reliably transmit the force to the lock button 3 so that the lock button 3 can be quickly protruded into the through hole 112 when unlocked.

As shown in fig. 2 and 3, the locking button 3 in the present embodiment includes a locked state in which the first locking portion 32 protrudes into the through hole 112 and an unlocked state in which the first locking portion 32 abuts against the inner wall of the first receiving groove 111.

It can be appreciated that in the unlocked state, the first locking portion 32 is in the first accommodating groove 111, and since the second elastic member 5 is in the compressed state, the first locking portion 32 abuts against the inner wall of the first accommodating groove 111, and the shift lock knob 2 can freely move in the first accommodating groove 111 along the first direction; when the projection of the first locking part 32 in the second direction is positioned in the projection of the second accommodating groove 21 in the second direction, the locking button 3 is driven by the second elastic piece 5, the first locking part 32 of the locking button 3 protrudes into the through hole 112, the locking button 3 is in a locking state, the locking of the shifting button 2 in the first accommodating groove 111 is stopped, and the first elastic piece 4 is in a compression state; the locking button 3 moves to the bottom wall of the second accommodating groove 21 under the drive of external force, and the gear shift lock button 2 resets through the first elastic piece 4.

Preferably, the shift knob 2 in the present embodiment is provided with a fourth receiving groove 22 along the first direction, one end of the first elastic member 4 abuts against the bottom wall of the fourth receiving groove 22, and the other end abuts against the bottom wall of the first receiving groove 111.

It will be appreciated that the fourth receiving groove 22 is designed to prevent the first elastic member 4 from being changed in position, so that the shift knob 2 cannot be reset. The first elastic member 4 in the present embodiment can more reliably transmit the force to the shift knob 2 so that the shift knob 2 can be quickly restored to the original state when it is reset.

Referring to fig. 2 or 3, the shift knob 1 in this embodiment includes a shift portion 11 and a mounting portion 12, the mounting portion 12 is disposed below the shift portion 11 along a second direction, a surface of the shift knob 2 facing away from the lock button 3 is provided with a first protrusion 23, the first protrusion 23 is disposed at an end portion far from an opening of the first receiving groove 111, and resetting of the shift knob 2 along the first direction is limited by the first protrusion 23.

It can be appreciated that when the lock button 3 is pressed, the shift lock button 2 resets along the direction away from the bottom wall of the first accommodating groove 111 under the action of the first elastic member 4, and the reset can be limited by the design of the first protrusion 23, and when the shift lock button 2 resets to the initial state, the first protrusion 23 abuts against the mounting portion 12, so that the shift lock button 2 can be prevented from being separated from the first accommodating groove 111 under the action of the first elastic member 4.

Embodiment two:

referring to fig. 4, a shift lock structure is disclosed in an embodiment of the present utility model, the shift lock structure includes: shift knob 1, shift knob 2, and lock button 3.

The shift knob 1 and the shift knob 2 are the same as the shift knob 1 and the shift knob 2 in the first embodiment, and a detailed description thereof will be omitted herein.

The first difference from the embodiment is that the lock button 3 in the present embodiment is mounted in the through hole 112 in the second direction, the lock button 3 includes a second main body portion 33 away from the surface of the shift knob 1 having the through hole 112 and a second lock portion 34 close to the surface of the shift knob 1 having the through hole 112, the through hole 112 includes a first hole section 1121 and a second hole section 1122, the first hole section 1121 has a larger diameter than the second main body portion 33, the second main body portion 33 has a larger diameter than the second hole section 1122, the second hole section 1122 has a larger diameter than the second lock portion 34, one end of the second elastic member 5 abuts against the upper surface of the second hole section 1122, and the other end abuts against the lower surface of the second main body portion 33.

According to this design, the gear shift locking structure in this embodiment can let the gear shift lock knob 2 on the gear shift knob 1, accomplishes the locking through the lock button 3, is convenient for follow-up gear shift operation, convenient operation and laborsaving.

As shown in fig. 5 and 6, the lock button 3 in the present embodiment includes a locked state in which the second locking portion 34 protrudes into the second receiving groove 21, and an unlocked state in which the second locking portion 34 abuts against or has a gap with the surface of the shift knob 2.

It can be appreciated that, in the unlocked state, the second locking portion 34 protrudes into the first receiving groove 111 in the through hole 112 (only needs to satisfy the condition that the movement of the shift knob 2 in the first receiving groove 111 is not interfered), the second locking portion 34 abuts against the surface of the shift knob 2 or has a gap, and the shift knob 2 can freely move in the first receiving groove 111 along the first direction; when the projection of the second locking portion 34 in the second direction is located in the projection of the second accommodating groove 21 in the second direction, the second locking portion 34 of the locking button 3 is driven by an external force to protrude into the second accommodating groove 21, and the shift lock button 2 has a movement trend towards a direction deviating from the bottom wall of the first accommodating groove 111 under the action of the first elastic member 4, so that the side wall of the second locking portion 34 abuts against the side wall of the second accommodating groove 21, so that the locking button 3 is in a locked state, the shift lock button 2 stops locking in the first accommodating groove 111, and both the first elastic member 4 and the second elastic member 5 are in a compressed state; the gear shift lock button 2 moves towards the bottom wall of the first accommodating groove 111 under the drive of external force, the second locking part 34 is separated from the second accommodating groove 21, the locking button 3 moves towards the direction deviating from the gear shift lock button 2 under the action of the second elastic piece 5, and after the gear shift lock button 2 is released and returns to the initial position, the gear shift lock button 2 returns to the initial position under the action of the first elastic piece 4.

Preferably, a portion of the second locking portion 34 in the present embodiment protrudes into the first accommodating groove 111, and the lower end of the second locking portion is fixedly provided with the limiting member 6, and in the unlocked state, the upper surface of the limiting member 6 abuts against the inner wall of the first accommodating groove 111. According to the design, the locking button 3 can be limited in the resetting process; the lock button 3 is prevented from being excessively displaced by the second elastic member 5 and from being separated from the through hole 112.

Embodiment III:

referring to fig. 7, in combination with fig. 1 or 4, an electric power tool is disclosed in an embodiment of the present utility model, the electric power tool including; a housing 7, the housing 7 being provided with an assembly groove 71; the shift lock structure of the first or second embodiment is mounted in the fitting groove 71; the shift lock structure includes a first state in which the lock button 3 is in a locked state and a second state in which the lock button 3 is in an unlocked state, in which the lock is stopped in the fitting groove 71, which are freely rotatable in the fitting groove 71.

According to this design, the electric tool in this embodiment is shifting the in-process, and accessible lock button 3 locks gear shift lock button 2, and the follow-up operation of shifting of being convenient for avoids appearing blocking etc. in the in-process of shifting, and convenient operation just laborsaving accords with ergonomic, convenient to popularize and use.

Specifically, referring to fig. 7, the assembly groove 71 in the present embodiment is provided with a movable portion 711 and a locking portion 712, and the shift knob 2 is provided with a second projection 24 on a surface facing away from the lock button 3, the second projection 24 being provided near an end of the first receiving groove 111 that is open, in the first state, the second projection 24 being located in the movable portion 711, and in the second state, the second projection 24 being located in the locking portion 712.

As can be appreciated, referring to fig. 8, in the first state, the shift lock knob 2 is locked in position in the first receiving groove 111 of the shift knob 1 by the lock button 3 being engaged with the through hole 112 or the second receiving groove 21 in the second direction, the second protrusion 24 of the shift lock knob 2 is located in the movable portion 711, and the shift lock structure is freely rotatable in the fitting groove 71 to adjust the gear.

Referring to fig. 9, in the second state, the shift knob 2 is reset by the first elastic member 4, the second protrusion 24 of the shift knob 2 is located in the locking portion 712, and the shift locking structure stops locking in the fitting groove 71, thereby completing the shift.

The technical scheme shows that the utility model has the following beneficial effects:

the utility model provides a gear shifting locking structure, which can lock a gear shifting lock button in a gear shifting knob through a locking button, is convenient for subsequent gear shifting operation, and is convenient and labor-saving to operate;

the utility model provides an electric tool, which can lock a gear shift lock button in a gear shift knob through a locking button in the gear shift process, so that the situation of jamming and the like in the gear shift process is avoided.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments in terms of embodiments, not every embodiment is provided with a separate technical solution, and this description is for clarity only, and those skilled in the art should consider the disclosure as a whole, and the technical solutions in the embodiments may be combined appropriately to form other embodiments that can be understood by those skilled in the art.

Claims (10)

1. A shift lock structure, characterized in that the shift lock structure includes:

a gear shifting knob (1), wherein a first accommodating groove (111) is formed in the gear shifting knob (1) along a first direction, and a through hole (112) penetrating to the first accommodating groove (111) is formed in the surface of the gear shifting knob (1);

a gear shifting lock button (2), wherein the gear shifting lock button (2) is arranged in the first accommodating groove (111) along a first direction, a second accommodating groove (21) is formed in the gear shifting lock button (2) along a second direction, and an opening of the second accommodating groove (21) faces to the surface of the gear shifting knob (1) with a through hole (112);

a lock button (3), the lock button (3) being mounted in the second receiving groove (21) or the through hole (112) in a second direction;

a first elastic piece (4), wherein the first elastic piece (4) is arranged between the gear shifting lock button (2) and the bottom wall of the first accommodating groove (111);

the second elastic piece (5) is arranged between the locking button (3) and the bottom wall of the second accommodating groove (21) or between the locking button (3) and the surface of the gear shifting knob (1);

the locking button (3) is clamped with the through hole (112) or the second accommodating groove (21) along the second direction so as to lock the gear shifting lock button (2) and the gear shifting knob (1), the first elastic piece (4) is used for resetting the gear shifting lock button (2) along the first direction, and the second elastic piece (5) is used for locking or unlocking the locking button (3) along the second direction.

2. The shift lock structure according to claim 1, wherein the lock button (3) is mounted in the second receiving groove (21) in the second direction, the lock button (3) includes a first main body portion (31) away from a surface of the shift knob (1) having a through hole (112) and a first lock portion (32) close to the surface of the shift knob (1) having the through hole (112), a size of the first main body portion (31) is larger than a diameter of the first lock portion (32), and a diameter of the first lock portion (32) is smaller than a diameter of the second receiving groove (21).

3. The shift lock structure according to claim 2, wherein the first main body portion (31) is provided with a third receiving groove (311) along the second direction, an opening of the third receiving groove (311) is provided toward a surface having a through hole (112) on the knob away from the knob, one end of the second elastic member (5) is abutted against a bottom wall of the second receiving groove (21), and the other end is abutted against a bottom wall of the third receiving groove (311).

4. A shift lock structure according to claim 3, wherein the lock button (3) includes a locked state in which the first lock portion (32) protrudes into the through hole (112), and an unlocked state in which the first lock portion (32) abuts against an inner wall of the first receiving groove (111).

5. The shift lock structure according to claim 1, wherein the lock button (3) is mounted in the through hole (112) in a second direction, the lock button (3) includes a second main body portion (33) away from a surface of the shift knob (1) having the through hole (112) and a second lock portion (34) close to the surface of the shift knob (1) having the through hole (112), the through hole (112) includes a first hole section (1121) and a second hole section (1122), a diameter of the first hole section (1121) is larger than a diameter of the second main body portion (33), a diameter of the second main body portion (33) is larger than a diameter of the second hole section (1122), a diameter of the second hole section (1122) is larger than a diameter of the second lock portion (34), and one end of the second elastic member (5) abuts against an upper surface of the second hole section (1122) and the other end abuts against a lower surface of the second main body portion (33).

6. The shift lock structure according to claim 5, wherein the lock button (3) includes a locked state in which the second lock portion (34) protrudes into the second receiving groove (21), and an unlocked state in which the second lock portion (34) abuts against or has a gap with a surface of the shift lock button (2).

7. The shift lock structure according to claim 1, wherein the shift lock knob (2) is provided with a fourth receiving groove (22) along a first direction, one end of the first elastic member (4) abuts against a bottom wall of the fourth receiving groove (22), and the other end abuts against a bottom wall of the first receiving groove (111).

8. The gear shift locking structure according to claim 1, wherein the gear shift knob (1) comprises a gear shift portion (11) and a mounting portion (12), the mounting portion (12) is arranged below the gear shift portion (11) along a second direction, a first protrusion (23) is arranged on the surface, facing away from the locking button (3), of the gear shift lock knob (2), the first protrusion (23) is arranged at the end, far away from the opening of the first accommodating groove (111), of the gear shift lock knob (2) along the first direction, and resetting of the gear shift lock knob (2) along the first direction is limited by the first protrusion (23).

9. A power tool, the power tool comprising;

a housing (7), wherein the housing (7) is provided with an assembly groove (71);

the shift lock structure according to any one of claims 1 to 8, which is mounted in the fitting groove (71); the gear shifting locking structure comprises a first state freely rotating in the assembling groove (71) and a second state stopping locking in the assembling groove (71), wherein the locking button (3) is in a locking state in the first state, and the locking button (3) is in an unlocking state in the second state.

10. The electric tool according to claim 9, characterized in that the assembly groove (71) is provided with a movable part (711) and a locking part (712), a second protrusion (24) is provided on the surface of the shift lock knob (2) facing away from the lock button (3), the second protrusion (24) is provided at the end close to the opening of the first receiving groove (111), in the first state, the second protrusion (24) is located in the movable part (711), and in the second state, the second protrusion (24) is located in the locking part (712).