CN213799154U

CN213799154U - Air conditioner controller structure with hidden buckle for keycap

Info

Publication number: CN213799154U
Application number: CN202022571159.2U
Authority: CN
Inventors: 臧竞之; 郭继坤; 李桃英; 陈丹; 李希平; 郝培良
Original assignee: Hangzhou Guangan Automobile Electric Co ltd
Current assignee: Hangzhou Guangan Automobile Electric Co ltd
Priority date: 2020-11-09
Filing date: 2020-11-09
Publication date: 2021-07-27
Anticipated expiration: 2030-11-09

Abstract

The utility model discloses an overcome among the prior art when the key cap adopts the design of formula buckle to install that appears, the height of key cap itself is great, and buckle hole limit easily produces the weld mark when moulding plastics, the key cap with push away the key buckle when assembling, the key cap weld mark easily produces the technical problem that the atress ftractures, an air conditioner controller structure that the key cap used hidden buckle is provided, include the key cap and push away the key, the one end that pushes away the key and be close to the key cap is equipped with elastic buckle, the key cap includes the body, be equipped with strong dropout position and location boss on the inner peripheral surface of body, the key cap with push away the key when installing strong dropout position and the cooperation of elastic buckle joint, the internal diameter of strong dropout position is less than the maximum external diameter that pushes away the key and be. Need not the trompil on the key cap in this application, the weld mark can not appear, self highly can drop by a wide margin when the structural strength of key cap promotes, in addition, the phenomenon of ftractureing can not appear when the key cap with push away the assembly of key buckle.

Description

Air conditioner controller structure with hidden buckle for keycap

Technical Field

The utility model relates to an air conditioner controller technical field especially relates to an air conditioner controller structure that hidden buckle was used to key cap.

Background

In the prior art, the key cap and the push key are usually connected by an exposed buckle, for example, chinese patent with application number CN201610958516.6 discloses a controller for an air conditioner of a vehicle, which realizes the installation of the key cap by the buckle.

As shown in figure 1, a buckling hole I needs to be designed on the key cap, the height of the key cap can be larger than or equal to 7mm to meet the design requirement, in addition, due to the fact that the key cap is provided with a hole, when injection molding is carried out, a welding mark II can appear at the hole edge, the strength of the welding mark area is only 10-92% of that of an original material, and therefore when the key cap and the push key buckle are assembled, the key cap welding mark is prone to stress cracking and poor in production.

Disclosure of Invention

The utility model discloses an overcome among the prior art when the key cap adopts the design of formula buckle to install that appears, the height of key cap itself is great, and buckle hole limit easily produces the weld mark when moulding plastics, when the key cap with push away the key buckle assembly, the key cap weld mark easily produces the technical problem that the atress ftractures, an air conditioner controller structure that the key cap used hidden buckle is provided, need not the trompil on the key cap, the weld mark can not appear, self height can fall by a wide margin when the structural strength of key cap promoted, in addition, the fracture phenomenon can not appear when the key cap was assembled with the push away key buckle.

In order to achieve the above purpose, the present invention adopts the following technical solution.

The utility model provides an air conditioner controller structure that key cap used hidden buckle, includes the key cap and pushes away the key, pushes away the one end that the key is close to the key cap and is equipped with elastic buckle, and the key cap includes the body, is equipped with strong dropout position and location boss on the inner peripheral surface of body, and the key cap is with to push away strong dropout position and the cooperation of elastic buckle joint when the key installation, and the internal diameter of strong dropout position is less than the maximum external diameter that pushes away the key and be close to key cap one end. The application provides a hidden buckle structure suitable for key cap and push away the key and connect, is equipped with strong trip position on the key cap, pushes away and is equipped with elastic buckle on the key, and strong trip position realizes the key cap and pushes away the connection of key with the cooperation of elastic buckle. The key cap is not required to be provided with the buckling hole, so that the height of the key cap body is only larger than or equal to 3mm, and compared with a key cap structure which needs to be larger than or equal to 7mm to meet the design requirement in the prior art, the key cap structure realizes miniaturization and lightweight design; in addition, the key cap is not required to be provided with a buckling hole, so that the key cap is free from welding marks in the injection molding process, and the key cap is free from cracking when being assembled with a push key buckle; and finally, the inner diameter of the strong tripping position is smaller than the maximum outer diameter of one end, close to the keycap, of the push key, and the keycap and the push key are higher in connection stability.

Preferably, the push key comprises a body section and an expansion section, the flared expansion section comprises a large end and a small end, the small end is connected with one end, close to the keycap, of the body section, and a mounting groove matched with the positioning boss is formed in the outer periphery of the large end. The mounting groove is matched with the positioning boss to realize rapid positioning of the key cap and the push key in a buckle assembly mode, and the key cap and the push key in the buckle assembly operation are high in convenience.

Preferably, a positioning piece is arranged in the push key, the positioning piece is eccentrically arranged along the radial direction of the push key, a positioning groove is formed in one end, close to the push key, of the keycap, and one end, close to the keycap, of the positioning piece is in splicing fit with the positioning groove. The locating element is a structural element on the push key, and simultaneously plays a role in auxiliary positioning in the installation process, and the locating element is matched with the positioning groove on the body to realize radial positioning.

Preferably, the positioning bosses comprise two first bosses and two second bosses, the first bosses are symmetrically arranged along the radial direction of the body, the second bosses are arranged between the two first bosses, and included angles between the two first bosses and the second bosses are equal. The technical scheme limits the arrangement mode of the positioning bosses.

Preferably, the first boss comprises two positioning plates arranged at intervals along the circumferential direction of the body, the positioning plates are arranged along the thickness direction of the body, the width of the positioning plates is gradually increased towards the direction away from the push key, and the width of the second boss is gradually increased towards the direction away from the push key.

Preferably, the cross section of the strong tripping position is arc-shaped, the strong tripping position is of a sectional structure, and the positioning boss is arranged between two adjacent strong tripping positions. The location boss is arranged with strong dropout position interval, and the location boss carries out circumference spacingly to strong dropout position with the mounting groove cooperation, avoids the key cap to take place circumference slip.

Preferably, the elastic buckle is arranged on the circumferential surface of the large end close to the keycap.

Preferably, the thickness of the body is 3mm or more.

To sum up, the utility model discloses following beneficial effect has: (1) the keycaps are not required to be provided with holes, so that welding marks cannot appear, the structural strength of the keycaps is improved, and the height of the keycaps can be greatly reduced; (2) the keycap is connected with the push key in a hidden buckling mode, and the structural appearance is simple and elegant; (3) the keycap and the push key buckle are assembled without cracking; (4) the mounting groove is matched with the positioning boss to realize rapid positioning of the key cap and the push key in a buckle assembly mode, and the key cap and the push key in the buckle assembly operation are high in convenience.

Drawings

FIG. 1 is a schematic diagram of a key cap and a push key in the prior art.

Fig. 2 is a schematic view of the split between the middle key cap and the push key of the present invention.

Fig. 3 is an installation schematic diagram of the key cap and the push key of the present invention.

Fig. 4 is a schematic diagram of a key cap in the present invention.

Fig. 5 is a schematic view of the push button of the present invention.

In the figure:

keycap 1, push away key 2, elasticity buckle 3, body 4, strong trip position 5, location boss 6, body section 7, expand section 8, mounting groove 9, setting element 10, constant head tank 11, first boss 12, second boss 13.

Buckle hole I, weld mark II.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in fig. 2 to 5, an air conditioner controller structure using hidden fasteners for a key cap comprises a key cap 1 and a push key 2, wherein an elastic fastener 3 is arranged at one end of the push key close to the key cap, the key cap comprises a body 4, a strong release position 5 and a positioning boss 6 are arranged on the inner circumferential surface of the body, the strong release position is in clamping fit with the elastic fastener when the key cap and the push key are installed, and the inner diameter of the strong release position is smaller than the maximum outer diameter of the push key close to one end of the key cap; the push key comprises a body section 7 and an expansion section 8, the horn-shaped expansion section comprises a large end and a small end, the small end is connected with one end of the body section close to the keycap, and the outer periphery of the large end is provided with a mounting groove 9 matched with the positioning boss; a positioning piece 10 is arranged in the push key, the positioning piece is eccentrically arranged along the radial direction of the push key, a positioning groove 11 is arranged at one end of the keycap close to the push key, and one end of the positioning piece close to the keycap is in splicing fit with the positioning groove; the positioning bosses comprise first bosses 12 and second bosses 13, the number of the first bosses is two, the first bosses are symmetrically arranged along the radial direction of the body, the second bosses are arranged between the two first bosses, and included angles between the two first bosses and the second bosses are equal; the first boss comprises two positioning plates which are arranged along the circumferential direction of the body at intervals, the positioning plates are arranged along the thickness direction of the body, the width of the positioning plates is gradually increased towards the direction far away from the push key, and the width of the second boss is gradually increased towards the direction far away from the push key; the cross section of the strong tripping position is arc-shaped, the strong tripping position is of a sectional structure, and the positioning boss is arranged between two adjacent strong tripping positions; the elastic buckle is arranged on the circumferential surface of the large end close to the keycap; the thickness of the body is more than or equal to 3 mm.

As shown in fig. 3, the key cap is arranged above the key cap, the push key is arranged below the key cap, the key cap comprises a body, the cross section of the body is in an inverted U shape, a strong tripping position and a positioning boss are arranged on the inner circumferential surface of the body, the cross section of the strong tripping position is in an arc shape, a certain gap is left between the strong tripping position and the inner bottom surface of the body, the push key comprises an expanding section and a body section from top to bottom, the diameter of the horn-shaped expanding section is gradually reduced from top to bottom, an elastic clamping position is arranged at the large end of the expanding section, a groove matched with the strong tripping position is arranged on the outer circumferential surface of the large end, when the key cap is connected with the push key, the strong tripping position is positioned in the groove, a small section of transition area is reserved above the groove, when the key cap and the push key need to be detached, the strong tripping position slides out of the groove under the external force, in the embodiment, in order to realize the firm assembly of the key cap and the push key, the inner diameter of the strong tripping position is smaller than the maximum outer diameter of one end of the push key close to the key, elastic buckle takes place certain structural deformation during both assembles, and when both assemble when accomplishing, the strong dropout position is located the recess, and the transition region that the diameter is bigger a little contacts with the clearance of strong dropout position top to effectively prevent droing of key cap. The keycap structure realizes the design of miniaturization and light weight; in addition, need not to set up the buckle hole on the key cap, so the key cap can not appear the weld mark at the in-process of moulding plastics, the key cap with push away the key buckle when assembling the fracture phenomenon can not appear.

Claims

1. The utility model provides an air conditioner controller structure that key cap used hidden buckle, includes the key cap and pushes away the key, its characterized in that pushes away the one end that the key is close to the key cap and is equipped with elastic buckle, and the key cap includes the body, is equipped with strong trip position and location boss on the inner peripheral face of body, and the key cap is in the time of pushing away the key installation and is in the cooperation of strong trip position and elastic buckle joint, and the internal diameter of strong trip position is less than the biggest external diameter that pushes away the key and be close to key cap one end.

2. The air conditioner controller structure with the hidden buckle for the keycap according to claim 1, wherein the push key comprises a main body section and an expansion section, the flared expansion section comprises a big end and a small end, the small end is connected with one end of the main body section close to the keycap, and an installation groove matched with the positioning boss is formed in the outer periphery of the big end.

3. The air conditioner controller structure with hidden fastener for key cap as recited in claim 1, wherein the push key has a positioning element disposed therein, the positioning element is disposed eccentrically along the radial direction of the push key, the key cap has a positioning slot at an end thereof adjacent to the push key, and an end of the positioning element adjacent to the key cap is inserted into the positioning slot.

4. The air conditioner controller structure with hidden buckles for the key cap as claimed in claim 1, wherein the positioning bosses comprise two first bosses and two second bosses, the first bosses are symmetrically arranged along the radial direction of the body, the second bosses are arranged between the two first bosses, and the included angles between the two first bosses and the second bosses are equal.

5. The air conditioner controller structure with hidden buttons on key caps as claimed in claim 4, wherein the first boss comprises two positioning plates arranged at intervals along the circumference of the body, the positioning plates are arranged along the thickness direction of the body, the width of the positioning plate increases gradually towards the direction away from the push button, and the width of the second boss increases gradually towards the direction away from the push button.

6. An air conditioner controller structure with hidden buttons on key caps as claimed in claim 1, 2, 3 or 4, wherein the cross section of the strong button positions is arc-shaped, the strong button positions are of a sectional structure, and the positioning boss is arranged between two adjacent strong button positions.

7. The air conditioner controller structure using hidden latch for key cap of claim 2, wherein the elastic latch is disposed on the periphery of the large end near the key cap.

8. An air conditioner controller structure with hidden buttons for key caps as claimed in claim 1, 2, 3 or 4, wherein the thickness of the main body is greater than or equal to 3 mm.