CN112542334A - Control switch - Google Patents

Abstract

The present invention relates to a control switch. The control switch comprises a fixing frame used for being fixed in the cassette, and further comprises a bottom shell and a control panel, wherein the bottom shell and the control panel are detachably mounted on the fixing frame, the control panel is electrically connected with the bottom shell, the control panel is clamped and positioned in the fixing frame, and the control panel is partially embedded in the fixing frame, so that the control panel and the fixing frame are positioned and matched in the circumferential direction. In the control switch, the control panel and the fixed frame are fixedly connected in a clamping and embedding way, so that the positioning fit of the control panel and the fixed frame in the circumferential direction can be met, the fastening connection structure between the control panel and the fixed frame is more reliable, the control panel and the fixed frame are effectively prevented from loosening, and the structure of the control switch is more compact.

Description

Control switch

Technical Field

The present invention relates to a control switch.

Background

The control switch generally comprises a bottom shell, a control panel and a fixing frame, wherein in the installation process, the bottom shell is used for sinking into the wall body cassette, the bottom shell and the cassette are relatively fixed through the fixing frame, and then the control panel is connected with the bottom shell or the control panel is connected with the fixing frame.

The utility model discloses a formula switch structure is inhaled to magnetism in the utility model patent document of granting bulletin number CN212062229U, granting bulletin number 12 month 1 day 2020, among this switch structure, forceful electric power function module (be the drain pan) is fixed in the camera bellows through support module (fixed frame promptly), and function panel (control panel promptly) is fixed on support module through magnetism mode of inhaling, and support module lower part is arranged towards the protrusion of function panel to be used for supporting function panel, avoid function panel to drop from support module. However, in the switch with the structure, the control panel is supported on the fixed frame and is connected with the fixed frame in a magnetic attraction mode, so that the control panel is easy to move and even fall off from the fixed frame during operation, and the reliability of the connection structure between the control panel and the fixed frame is reduced.

Disclosure of Invention

The invention aims to provide a control switch, which is used for solving the technical problem of low connection reliability between a control panel and a fixed frame in the prior art.

The control switch adopts the following technical scheme:

a control switch comprising

A fixing frame for fixing in the cassette;

the bottom shell is used for accommodating the electrical appliance module and is sunk in the cassette in the wall surface;

the control panel comprises control keys and/or a display module;

the bottom shell and the control panel are both detachably fixed on the fixing frame;

the control panel and the fixed frame are clamped, positioned and matched through a clamping hook structure;

the control panel comprises an embedded section and an exposed section which are arranged in the thickness direction of the control panel, the embedded section is positioned and embedded in the fixed frame, and the peripheral surface of the embedded section is in positioning fit with the fixed frame in the circumferential direction.

The invention has the beneficial effects that: in the control switch, the control panel is fixedly connected with the fixed frame, so that the number of parts between the control panel and the cassette can be reduced, and the reliability of the fixed connection between the control panel and the cassette can be ensured; and through clamping and inlaying two kinds of fixed mode fixed connection of dress between control panel and the fixed frame to satisfy control panel and fixed frame in the ascending location fit of circumference, can make the fastening connection structure between control panel and the fixed frame more reliable, and then effectively avoid taking off between control panel and the fixed frame, make the control switch structure more compact.

Furthermore, the hook structure comprises a clamping hole and an elastic hook, one of the clamping hole and the elastic hook is arranged on the control panel, the other one of the clamping hole and the elastic hook is arranged on the fixed frame, the extending direction of the elastic hook is perpendicular to the plate surface of the control panel, a hook stop surface matched with the clamping hole in a stop manner is arranged on the elastic hook, and the hook stop surface is a guide inclined surface or a guide curved surface so as to enable the elastic hook to be bent and deformed and separated from the clamping hole when external force in the direction opposite to the direction of the fixed frame is applied to the control panel.

The beneficial effects are as follows: above-mentioned structure setting can satisfy control panel and fixed frame when upwards location fit in circumference, can realize the releasable connection of control panel and fixed frame under the exogenic action to in the assembly and the dismantlement to control switch.

Furthermore, the pothook structure also comprises a clamping column which is arranged corresponding to the elastic pothook, the elastic pothook comprises an elastic arm extending along the thickness direction of the control panel and a claw arranged at the end part of the elastic arm, the elastic arm bends and deforms towards the clamping column, and the clamping column and the elastic pothook share the same clamping hole and are in inserted and positioned fit with the clamping hole.

The beneficial effects are as follows: the arrangement of the clamping column can play a role in guiding in the process of clamping and assembling the control panel and the fixed frame, and the clamping column can also be in stop fit with the elastic clamping hook after bending deformation so as to limit the deformation amount of the elastic clamping hook and effectively avoid the elastic arm of the elastic clamping hook from being broken; and corresponding clamping columns and the elastic clamping hooks are matched with the same clamping holes in a positioning mode, so that the control panel is favorably limited to move in the circumferential direction relative to the fixed frame, and the stability and the reliability of the control switch assembling structure are improved.

Furthermore, at least two hook structures are arranged, wherein the bending deformation directions of the elastic hooks in at least two hook structures are opposite.

The beneficial effects are as follows: the structure can better limit the play of the control panel relative to the fixed frame in the bending deformation direction of the elastic clamping hook, and is favorable for improving the stability of the control switch assembling structure.

Furthermore, the hook structures are arranged in two groups, at least two hook structures form a hook structure group, the bending deformation directions of the elastic hooks in the hook structures in the same group are the same, and the bending deformation directions of the elastic hooks in the hook structures in different groups are opposite.

The beneficial effects are as follows: the structure can better limit the swing of the control panel relative to the fixed frame, and is favorable for improving the stability of the control switch assembly structure.

Furthermore, the elastic clamping hook is arranged on the control panel, the clamping hole is arranged on the fixed frame, the control panel comprises a front panel and a rear bottom plate located between the front panel and the fixed frame, and the elastic clamping hook is arranged on the rear bottom plate.

The beneficial effects are as follows: the structure is convenient for assembling the control panel, and when the elastic clamping hook is damaged, the fixing frame does not need to be disassembled, and only the control panel needs to be replaced, so that the control switch is convenient to maintain.

Furthermore, the outer contour dimension of the exposed section is larger than that of the fixed frame, so that the exposed section covers the fixed frame.

The beneficial effects are as follows: above-mentioned structure setting can satisfy control panel's overall dimension and be greater than the overall dimension of fixed frame to ensure on vertical control panel's face direction, control panel can shelter from fixed frame is whole, avoids fixed frame to expose, improves control switch's whole aesthetic property.

Furthermore, a step surface is formed at the connecting position of the exposed section and the embedded section, the end surface of the embedded section is in positioning fit with the fixed frame in the thickness direction of the control panel, and the end surface of the exposed section facing the fixed frame is in clearance fit with the fixed frame.

The beneficial effects are as follows: the structure can avoid the over-tight assembly of the control panel and the fixing frame due to the forming error.

Further, the control panel comprises a front panel and a rear bottom plate located between the front panel and the fixing frame, the front panel comprises a plate body and a convex ring arranged on one side, facing the rear bottom plate, of the plate body, the outer peripheral surface of the convex ring forms the outer peripheral surface of the embedded section, and the plate body forms the exposed section.

The beneficial effects are as follows: the structure arrangement can ensure that the rear bottom plate of the control panel is positioned between the front panel and the fixed frame, and the rear bottom plate is prevented from being exposed, so that the overall aesthetic property of the control switch can be improved, and the overall structure of the control switch is more compact.

Furthermore, the fixing frame is provided with at least two embedded positions which are embedded and assembled with the control panel, and is also provided with at least two bottom shell fixing positions which are fixedly connected with the bottom shell, the control panel is in one-to-one correspondence with the embedded positions, and the bottom shell is in one-to-one correspondence with the bottom shell fixing positions.

The beneficial effects are as follows: the structure can meet the requirement that one fixing frame can be matched with a plurality of control panels and a plurality of bottom shells, so that a multi-connection control switch is formed, and the multi-connection control switch is conveniently and fixedly assembled in a cassette.

Drawings

Fig. 1 is a schematic structural view of a control switch in embodiment 1 of the control switch of the present invention;

FIG. 2 is a schematic structural diagram of a control panel in an embodiment 1 of the control switch of the present invention;

FIG. 3 is a schematic side view of a control panel according to embodiment 1 of the present invention;

fig. 4 is a schematic structural view of a fixed frame in the control switch according to embodiment 1 of the present invention;

FIG. 5 is a schematic structural diagram of a bottom case of an embodiment 1 of the control switch of the present invention;

description of reference numerals:

1. a control panel; 11. a front panel; 111. a plate body; 112. a convex ring; 113. a step surface; 12. a rear floor; 121. an elastic hook; 1210. a spring arm; 1211. a hook claw; 1212. a guide ramp; 122. clamping the column; 123. a reinforcing block; 2. a fixing frame; 21. a clamping hole; 22. a circumferential sidewall; 23. a cassette fixing hole; 24. a bottom case fixing hole; 3. a bottom case; 31. fixing the connecting hole; 32. a front housing; 33. a rear housing.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the detailed description and specific examples, while indicating the preferred embodiment of the invention, are intended for purposes of illustration only and are not intended to limit the scope of the invention. The components of embodiments of the present invention 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 present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without making any creative effort, shall fall within the protection scope of the present invention.

It is noted that relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The features and properties of the present invention are described in further detail below with reference to examples.

Specific embodiment 1 of the control switch of the present invention:

before describing the structure of the control switch in the present embodiment, the components of each part in the control switch will be described. Generally, the control switch includes a portion exposed outside the wall cassette and a portion located in the cassette, the portion located in the cassette is formed by plastic processing, and the portion located outside the cassette is formed by metal processing, such as aluminum alloy. In order to facilitate the display and the disassembly and assembly for customers, the part of the control switch, which is positioned outside the cassette, is divided into two parts, namely a control panel and a fixing frame, and the part positioned in the cassette is called a bottom shell. In addition, the control panel, the fixing frame and the bottom shell are convenient to arrange in a multi-connection mode, the control panel and the bottom shell are arranged in a modularized mode and can be assembled with the fixing frames of different types, and for the multi-connection control switches of different forms, only different numbers of control panels and different numbers of bottom shell assemblies need to be selected, so that the multi-connection control switches are convenient to assemble, and the processing cost is reduced.

Specifically, in this embodiment, as shown in fig. 1 to 5, the control panel 1 and the bottom case 3 are respectively located at the front side and the rear side of the fixing frame 2, the bottom case 3 includes a front case 32 and a rear case 33, a concave space is provided in the rear case 33, the front case 32 is fixed at an opening position of the concave space of the rear case 33, and the bottom case 3 further includes an electrical module located in the concave space, and the electrical module is used for electrically connecting with a conductive member on the control panel. The front housing 32 is apertured to expose the receptacles of the appliance modules for conductive contact with the pins on the control panel 1. The rear shell 33 of the bottom shell 3 is provided with a fixed connecting hole 31, the corresponding fixed frame 2 is provided with a bottom shell fixing hole 24, and a screw passes through the fixed connecting hole 31 and the bottom shell fixing hole 24 to realize the detachable fixed connection between the bottom shell 3 and the fixed frame 2.

In this embodiment, as shown in fig. 4, the fixing frame 2 is further provided with a cassette fixing hole 23, and a screw passes through the cassette fixing hole 23 and is used for connecting with a threaded hole on a cassette of an embedded wall, so as to fix the bottom shell 3 in the cassette through the fixing frame 2.

In this embodiment, as shown in fig. 2 and fig. 3, the control panel 1 includes a front panel 11 and a rear bottom plate 12, the front panel 11 has a cavity with an opening facing to the rear side, the rear bottom plate 12 is sealed at the opening of the cavity, a display module is further disposed in the cavity of the front panel 11, a hole is formed in the rear bottom plate 12, a probe on the display module is in conductive contact with an electrical module of the bottom case 3, and in other embodiments, a contact pin may be further disposed on the display module to be in conductive insertion with the electrical module of the bottom case. In this embodiment, a control key and a display window are installed on the front side of the front panel 11, so as to control the control switch and observe the working state of the control switch.

In the embodiment, as shown in fig. 1 to 5, the control switch is generally square, the corresponding bottom case 3, the fixing frame 2 and the control panel 1 are all square, the control panel 1 and the fixing frame 2 are fixed by being clamped and fixed by a hook structure, and a part of the control panel 1 is further embedded in the fixing frame 2, so that the control panel 1 and the fixing frame 2 are fixedly connected by two assembling methods, namely clamping and embedding, and the control panel 1 and the fixing frame 2 are positioned and matched in the circumferential direction.

Specifically, as shown in fig. 2 and 3, the hook structure includes a hook hole 21 and an elastic hook 121, the hook hole 21 is disposed on the fixing frame 2, and the elastic hook 121 is disposed on the rear bottom plate 12 of the control panel 1, so as to facilitate the detachment and assembly of each component in the control panel 1. The elastic hook 121 includes an elastic arm 1210 extending in the thickness direction of the control panel 1 and a claw 1211 located at an end of the elastic arm 1210, the claw 1211 is disposed obliquely away from an end surface of the control panel to engage with the catch hole 21 and guide the elastic arm to be bent, and during the assembly of the catch hole 21 with the elastic hook 121, the elastic arm 1210 is bent to be deformed so that the catch hole 21 passes over the claw 1211 and is in stop engagement in the front and rear directions with a hook stop surface of the claw 1211 disposed toward the control panel 1.

In this embodiment, the hook structure further includes a locking post 122 disposed corresponding to the elastic hook 121, the locking post 122 is disposed on the rear bottom plate 12, the corresponding elastic arm 1210 is bent toward the locking post 122 when deformed, the locking post 122 and the elastic hook 121 are disposed at an interval, the locking post 122 plays a guiding role in the process of assembling the elastic hook 121 and the locking hole 21, and can also be in stop fit with the elastic hook 121 in the deformation direction when the elastic arm 1210 of the elastic hook 121 is bent and deformed, so as to limit the deformation of the elastic hook 121, and prevent the elastic hook 121 from breaking due to the excessive deformation. In this embodiment, the side of the elastic arm 1210 facing the clamping column 122 is provided with the reinforcing block 123, and the reinforcing block 123 is in a triangular structure and is connected between the elastic arm 1210 and the rear bottom plate 12, so as to improve the strength of the elastic arm 1210 and avoid the elastic arm 1210 from collapsing due to too large deformation of the elastic arm 1210.

In this embodiment, the elastic hook 121 and the corresponding locking post 122 in the hook structure are both in positioning and inserting fit with the same locking hole 21 correspondingly arranged in the front-rear direction, the peripheral surface of the elastic arm 1210 facing away from the locking post 122 in the elastic hook 121 is arc-shaped, the peripheral surface of the elastic hook 121 facing away from the locking post 122 on the locking post 122 is also arc-shaped, the locking hole 21 is a long circular hole extending in the up-down direction, after the hook structure is in locking fit with the locking hole 21, the inner wall surface of the locking hole 21 is in blocking fit with the arc-shaped peripheral surface of the locking post 122 and the arc-shaped peripheral surface of the elastic arm 1210 in the circumferential direction, so as to limit the relative movement of the control panel 1 and the fixed frame 2 in the circumferential direction.

In this embodiment, as shown in fig. 2, the number of the hook structures is four, and the hook structures are located at four corners of the square structure, two hook structures located on the upper side form a hook structure group, two hook structures located on the lower side form a hook structure group, the bending deformation directions of the elastic hooks 121 in the same hook structure group are the same, the bending deformation directions of the elastic hooks 121 in different groups of hook structures are opposite, the elastic hooks 121 in the upper hook structure group bend upward, and the elastic hooks 121 in the lower hook structure group bend downward, so that the fastening connection between the control panel 1 and the fixed frame 2 in the front-back direction is realized at both the upper side and the lower side of the control switch, and the relative play and swing of the control panel 1 and the fixed frame 2 in the circumferential direction are limited.

In other embodiments, the hook structures may be arranged at intervals in the circumferential direction, and the number of the hooks may be two, three or more than five, as long as the bending deformation directions of the elastic hooks in the two hook structures are opposite or different, and the hook structures arranged in such a structure can also limit the relative play and swing of the control panel and the fixed frame in the circumferential direction.

Or in other embodiments, the hook structure may not be provided with a locking column, that is, only the elastic hook and the corresponding locking hole are provided, and the two sets of elastic hooks with opposite bending deformation directions in the up-down direction are clamped and positioned with the corresponding locking holes to limit the relative movement and swing of the control panel and the fixed frame in the circumferential direction.

In this embodiment, as shown in fig. 3, the hook stop surface of the hook, which is engaged with the hole of the hook hole 21 along the front-back direction, is a guiding inclined surface 1212 which is disposed from the front to the back gradually toward the hook, and the guiding inclined surface 1212 can deform the elastic hook 121 toward the corresponding hook column 122 direction when an external force is applied to the control panel 1 in a direction away from the fixed frame 2, so that the hole of the hook hole 21 crosses the hook from the front to the back to separate the elastic hook 121 from the hook hole 21, thereby realizing the detachment of the control panel 1 from the fixed frame 2, and satisfying the detachable fixed connection of the control panel 1 and the fixed frame 2.

In other embodiments, the hook stop surface may be a curved guide surface which is arranged from front to back and gradually inclines towards the hook, and the curved guide surface may also be configured to separate the elastic hook from the hook hole when an external force is applied to the control panel in a direction opposite to the direction of the fixed frame, so as to detach the control panel from the fixed frame.

In the present embodiment, as shown in fig. 1 and 2, the control panel 1 includes an embedded section and an exposed section arranged in the thickness direction thereof, the embedded section is positioned and embedded in the fixed frame 2, and the outer peripheral surface of the embedded section is positioned and fitted with the fixed frame 2 in the circumferential direction. Specifically, the front panel 11 of the control panel 1 includes a plate 111 located at the front side and a convex ring 112 disposed on one side of the plate 111 facing the rear bottom plate 12, the outer contour of the convex ring 112 is a square structure, and a concave cavity with an opening facing the direction of the control panel 1 is disposed on the corresponding fixing frame 2, so that the circumferential side wall 22 of the fixing frame 2 extends towards the direction of the control panel 1. In the process of embedding and matching the control panel 1 and the fixed frame 2, the convex ring 112 extends into the concave cavity of the fixed frame 2, the outer peripheral surface of the convex ring 112 forms the outer peripheral surface of the embedded section on the control panel 1, and the convex ring and the plate body 111 arranged in the front-back direction of the fixed frame 2 form the exposed section on the control panel 1.

In the embodiment, as shown in fig. 2, a step surface 113 is formed at a connection position between the plate body 111 and the protruding ring 112, an end surface of the protruding ring 112 facing to the rear side is in positioning fit with the fixed frame 2, that is, an end surface of the embedded section is in positioning fit with the fixed frame 2 in the thickness direction of the control panel 1, and an end surface of the plate body 111 facing to the rear side is in clearance fit with a front end surface of the fixed frame 2, so as to form a gap between the plate body 111 and the fixed frame 2, thereby preventing the control panel 1 and the fixed frame 2 from being assembled too tightly due to molding errors of the control panel 1 and the fixed frame 2, and visually reducing the thickness of the entire control.

In the present embodiment, as shown in fig. 1, the outer contour dimension of the plate 111 is larger than the outer contour dimension of the fixed frame 2, that is, the length and width dimensions of the plate 111 are all larger than the length and width dimensions of the fixed frame 2, so that the plate 111 covers the fixed frame 2 in the front-rear direction, and the aesthetic property of the control switch is improved.

In the control panel 1 of the present embodiment, the control panel 1 and the fixed frame 2 are detachably and fixedly connected, so that the number of parts between the control panel 1 and the cassette can be reduced, and the reliability of the fixed connection between the control panel 1 and the cassette can be ensured. And through clamping and inlaying dress dual mode fixed connection between control panel 1 and the fixed frame 2, the cartridge cooperation that clamps in-process card hole 21 and pothook structure can play the guide effect, so that inlay between control panel 1 and the fixed frame 2 dress, and accomplish inlaying between control panel 1 and the fixed frame 2 and adorn when clamping in place, thereby can ensure control panel 1 and fixed frame 2 in the upper positioning fit of circumference, make the fastening connection structure between control panel 1 and the fixed frame 2 more reliable, and then effectively avoid taking off between control panel 1 and the fixed frame 2, make the control switch structure more compact.

In the control switch of the embodiment, the control panel 1, the fixing frame 2 and the bottom shell 3 correspond to each other one to one, and in other embodiments, one fixing frame may further have at least two bottom shell fixing positions for being fixedly connected with the bottom shell, and at least two embedding positions for being embedded and assembled with the control panel, so that the control switch forms a multi-gang control switch, and the control switch is conveniently and fixedly assembled in a cassette.

Specific embodiment 2 of the control switch of the present invention:

it differs from the specific example 1 in that: the clamping hook structure comprises a clamping groove and an elastic clamping hook, a clamping column is not arranged in the clamping hook structure, the clamping groove is arranged on the fixing frame, the elastic clamping hook is arranged on a rear bottom plate of the control panel, the elastic clamping hook is arranged close to the edge of the control panel, the clamping groove is arranged on the circumferential side wall of the fixing frame, clamping fixation between the control panel and the fixing frame is realized through clamping matching of the elastic clamping hook and the clamping groove, the structure of the elastic clamping hook is the same as that in the specific embodiment 1, and the inclined plane is guided to be arranged so as to facilitate the disassembly of the control panel and the fixing frame.

Specific embodiment 3 of the control switch of the present invention:

it differs from the specific example 1 in that: the elastic clamping hook is arranged on the front panel of the control panel, penetrates through the rear bottom plate and is cantilevered backwards so as to be clamped, positioned and matched with the clamping hole in the fixed frame.

Specific embodiment 4 of the control switch of the present invention:

it differs from the specific example 1 in that: the elastic clamping hook is arranged on the fixed frame, and the clamping hole is arranged on the rear bottom plate of the control panel, so that the detachable fixed connection of the control panel and the fixed frame is realized through the clamping positioning fit of the elastic clamping hook and the clamping hole.

Specific embodiment 5 of the control switch of the present invention:

it differs from the specific example 1 in that: the length and width of the upper plate body of the front panel of the control panel are equal to the length and width of the fixing frame.

Or in other embodiments, the length and width of the upper plate body of the front panel of the control panel are smaller than the length and width of the fixing frame, so that the outer frame of the whole control switch forms a step shape.

Specific embodiment 6 of the control switch of the present invention:

it differs from the specific example 1 in that: the control switch has the advantages that the forming precision of the control panel and the fixing frame is high, and after the control panel and the fixing frame are embedded and assembled, the rear end face of the upper plate body of the control panel is tightly attached to the front end face of the fixing frame.

Specific embodiment 7 of the control switch of the present invention:

it differs from the specific example 1 in that: the front panel of the control panel only comprises a panel body, wherein the panel body is provided with a cavity with an opening facing to the rear side, the cavity wall of the cavity forms a side wall of the panel body, one part of the side wall of the panel body is embedded in the fixed frame, the part, which is not embedded in the fixed frame, of the panel body forms an exposed section, and the outer peripheral surface of the embedded section is formed on the panel body and the outer peripheral surface of the embedded matching part of the fixed frame.

The above description is only a preferred embodiment of the present invention, and not intended to limit the present invention, the scope of the present invention is defined by the appended claims, and all structural changes that can be made by using the contents of the description and the drawings of the present invention are intended to be embraced therein.

Claims (10)

1. A control switch comprises

A fixing frame (2) for fixing in a cassette;

the bottom shell (3) is used for accommodating the electrical appliance module and sinks in the cassette in the wall surface;

a control panel (1) comprising control keys and/or a display module;

the bottom shell (3) and the control panel (1) can be detachably fixed on the fixed frame (2);

it is characterized in that the preparation method is characterized in that,

the control panel (1) and the fixed frame (2) are clamped, positioned and matched through a clamping hook structure;

the control panel (1) comprises an embedded section and an exposed section which are arranged in the thickness direction of the control panel, the embedded section is positioned and embedded in the fixed frame (2), and the peripheral surface of the embedded section is in positioning fit with the fixed frame (2) in the circumferential direction.

2. The control switch according to claim 1, wherein the hook structure comprises a locking hole (21) and an elastic hook (121), one of the locking hole (21) and the elastic hook (121) is disposed on the control panel (1), the other is disposed on the fixing frame (2), the extending direction of the elastic hook (121) is perpendicular to the panel surface of the control panel (1), the elastic hook (121) has a hook stop surface in stop fit with the locking hole (21), and the hook stop surface is a guide inclined surface (1212) or a guide curved surface, so that when an external force is applied to the control panel (1) in a direction opposite to the fixing frame (2), the elastic hook (121) is bent and deformed and separated from the locking hole (21).

3. The control switch of claim 2, wherein the hook structure further comprises a locking post (122) disposed corresponding to the elastic hook (121), the elastic hook (121) comprises an elastic arm (1210) extending along the thickness direction of the control panel (1) and a hook claw (1211) disposed at an end of the elastic arm (1210), the elastic arm (1210) is bent and deformed toward the locking post (122), and the locking post (122) and the elastic hook (121) share the same locking hole (21) and are inserted into and positioned to match with the locking hole (21).

4. The control switch according to claim 3, wherein at least two hook structures are provided, wherein the bending deformation directions of the elastic hooks (121) in at least two hook structures are opposite.

5. The control switch according to claim 3, wherein the hook structures are arranged in two groups, at least two hook structures form a group of hook structures, the bending deformation directions of the elastic hooks (121) in the hook structures of the same group are the same, and the bending deformation directions of the elastic hooks in the hook structures of different groups are opposite.

6. The control switch according to claim 2, characterized in that the elastic catch (121) is arranged on the control panel (1), the catch hole (21) is arranged on the fixed frame (2), the control panel (1) comprises a front panel (11) and a rear base plate (12) between the front panel (11) and the fixed frame (2), the elastic catch (121) is arranged on the rear base plate (12).

7. The control switch according to any one of claims 1 to 6, characterized in that the outer dimensions of the exposed section are larger than the outer dimensions of the fixed frame (2) so that the exposed section covers the fixed frame (2).

8. The control switch according to any one of claims 1 to 6, wherein a step surface (113) is formed at a connection position of the exposed section and the embedded section, an end surface of the embedded section is in positioning fit with the fixing frame (2) in a thickness direction of the control panel (1), and an end surface of the exposed section facing the fixing frame (2) is in clearance fit with the fixing frame (2).

9. The control switch according to any one of claims 1 to 5, characterized in that the control panel (1) comprises a front panel (11) and a rear base plate (12) located between the front panel (11) and the fixed frame (2), the front panel (11) comprising a plate body (111) and a collar (112) arranged on the side of the plate body (111) facing the rear base plate (12), the outer circumference of the collar (112) forming the outer circumference of the insert section, the plate body (111) forming the exposed section.

10. The control switch according to any one of claims 1 to 6, wherein the fixing frame (2) is provided with at least two embedding positions for embedding and matching with the control panel (1) and at least two bottom case fixing positions fixedly connected with the bottom case (3), the control panel (1) is in one-to-one correspondence with the embedding positions, and the bottom case (3) is in one-to-one correspondence with the bottom case fixing positions.

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