Indoor temperature controller

Abstract

The utility model belongs to the technical field of temperature controllers, and discloses an indoor temperature controller which comprises a rear cover fixed in a preformed hole of a wall, a chip arranged in the rear cover, a display screen arranged on the rear cover and a front cover arranged on the rear cover and used for fixing the display screen. The protective layer comprises a tempered film and an AB adhesive layer arranged between the tempered film and the display screen. According to the temperature controller, the AB adhesive layer enables the tempered film to be tightly attached to the display screen, the design mode of a common protective film in the traditional technology is changed through the arrangement of the tempered film, the scratch resistance of the temperature controller is enhanced, and the service life of the temperature controller is prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of thermostats, in particular to an indoor thermostat. Background Art

[0002] A smart thermostat is a device used to control temperature. Smart thermostats on the market can control floor heating air conditioners, water heaters, central fresh air systems, lights, etc.

[0003] The smart thermostat in the existing general technology usually includes a back cover fixed in a reserved hole in the wall, a chip arranged in the back cover, a display screen arranged on the back cover, and a front cover arranged on the back cover and used to fix the display screen. The display screen is directly exposed to the outside during the use of the thermostat, and a protective film is attached to its surface. After long-term use, the protective film is easily scratched and affects the aesthetics. Therefore, it is necessary to improve the smart thermostat in the related technology. Utility Model Content

[0004] In order to solve the above problems, the utility model provides an indoor thermostat.

[0005] The above technical purpose of the utility model is achieved through the following technical scheme: an indoor thermostat, including a back cover fixed in a reserved hole in a wall, a chip arranged in the back cover, a display screen arranged on the back cover, and a front cover arranged on the back cover and used to fix the display screen, wherein a protective layer is arranged on the outer surface of the display screen, and the protective layer includes a tempered film and an AB adhesive layer arranged between the tempered film and the display screen.

[0006] By adopting the above technical solution, the AB adhesive layer enables the tempered film to fit tightly with the display screen. The setting of the tempered film changes the design method of ordinary protective film in traditional technology, enhances the scratch resistance of the thermostat, and is conducive to extending the service life of the thermostat.

[0007] Furthermore, the distance between the edge of the protective layer and the inner frame of the front cover is 2-3 mm.

[0008] By adopting the above technical solution, the difficulty for the staff to install the protective layer on the display screen through the front cover is reduced.

[0009] Furthermore, the front cover is provided with an arc-shaped groove connected to the inner frame of the front cover, and the edge of the tempered film is provided with an easy-tear film located in the arc-shaped groove.

[0010] By adopting the above technical solution, the provision of the arc-shaped groove and the easy-tear film makes it easy for the user to tear off the tempered film and replace it after the tempered film is damaged.

[0011] Furthermore, a circular body is provided in the back cover, a connecting plate is fixed to one end of the circular body close to the display screen, circular through holes are penetrated at positions corresponding to the inner wall of the connecting plate and the circular body, the side wall of the connecting plate away from the circular body is fitted with the side wall of the display screen close to the circular body, a first screw is penetrated through the outer wall of the front cover to match the clearance of the front cover, the end of the first screw is threadedly connected to the side wall of the connecting plate, and a fixing component for fixing to the back cover is provided on the circular body.

[0012] Furthermore, an active cavity is provided in the annular body, a through hole connected to the active cavity is provided on the outer wall of the annular body, the fixing assembly includes a sliding plate slidably matched with the active cavity, a fixing rod fixed to the side of the sliding plate close to the rear cover and matched with the through hole, and a spring fixed to the side of the sliding plate away from the rear cover, one end of the spring away from the sliding plate is pressed against the inner wall of the active cavity, one end of the fixing rod away from the sliding plate is spherical, and the inner wall of the rear cover is provided with a hemispherical groove matched with the end of the fixing rod.

[0013] By adopting the above technical solution, the first screw fixes the front cover and the connecting plate. After the outer wall of the annular body and the inner wall of the rear cover are fitted together, the spherical end of the fixing rod cooperates with the hemispherical groove on the rear cover under the elastic force of the spring, so that the annular body and the rear cover are fixed. When the thermostat fails and the display screen needs to be removed, the staff only needs to rotate the front cover so that the spherical end of the fixing rod abuts against the inner wall of the hemispherical groove, thereby compressing the spring and shrinking the spherical end of the fixing rod into the through hole, so that the staff can pull out the front cover and repair the thermostat.

[0014] Furthermore, the inner wall of the annular body is provided with a receiving groove connected to the side of the active cavity away from the perforation, and an end cover plate is provided in the receiving groove. A second screw is penetrated through the end cover plate and is gap-matched with the end cover plate. The end of the second screw is threadedly connected to the inner wall of the annular body near the active cavity.

[0015] By adopting the above technical solution, the end cover plate is arranged in the receiving groove and is detachably connected to the annular body by the second screw, so that the staff can install the spring, the sliding plate and the fixing rod from the opening of the receiving groove, thereby reducing the difficulty of installation.

[0016] Furthermore, a function key coating area is provided on a side of the display screen away from the back cover.

[0017] By adopting the above technical solution, it is convenient for the user to control the thermostat through the function button coating area, thereby adjusting the indoor temperature.

[0018] In summary, the utility model has the following beneficial effects:

[0019] 1. In this application, the AB adhesive layer enables the tempered film to fit closely with the display screen. The setting of the tempered film changes the design mode of ordinary protective films in traditional technology, enhances the scratch resistance of the thermostat, and is conducive to extending the service life of the thermostat;

[0020] 2. In the present application, the first screw fixes the front cover and the connecting plate. After the outer wall of the annular body and the inner wall of the rear cover are fitted together, the spherical end of the fixing rod cooperates with the hemispherical groove on the rear cover under the elastic force of the spring, so that the annular body and the rear cover are fixed. When the thermostat fails and the display screen needs to be removed, the staff only needs to rotate the front cover so that the spherical end of the fixing rod abuts against the inner wall of the hemispherical groove, thereby compressing the spring and shrinking the spherical end of the fixing rod into the perforation, so that the staff can pull out the front cover and repair the thermostat;

[0021] 3. In the present application, the end cover plate is disposed in the receiving groove and is detachably connected to the annular body by a second screw, so that the staff can install the spring, the sliding plate and the fixing rod from the opening of the receiving groove, thereby reducing the difficulty of installation. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0023] Figure 2 It is a schematic diagram of the structure of an embodiment of the utility model for highlighting the protective layer;

[0024] Figure 3 This is a schematic diagram of the structure of the embodiment of the utility model for highlighting the chip;

[0025] Figure 4 It is a structural schematic diagram of an embodiment of the utility model for highlighting a fixing component;

[0026] Figure 5 yes Figure 4 A magnified schematic diagram of center A.

[0027] In the figure: 1. back cover; 11. chip; 12. display screen; 121. function key coating area; 13. hemispherical groove; 2. front cover; 21. first screw; 3. annular body; 31. movable cavity; 32. perforation; 33. receiving groove; 4. fixing component; 41. sliding plate; 42. fixing rod; 43. spring; 5. protective layer; 51. tempered film; 52. AB glue layer; 6. connecting plate; 61. circular through hole; 7. arc groove; 8. easy-tear film; 9. end cover plate; 91. second screw. DETAILED DESCRIPTION

[0028] The technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application; obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments, and all other embodiments obtained by ordinary technicians in this field based on the embodiments in the present application without making creative work are within the scope of protection of the present application.

[0029] Example 1

[0030] like Figure 1-5 As shown, the embodiment of the present application discloses an indoor thermostat, including a rear cover 1, a front cover 2, a ring body 3, a fixing assembly 4 and a protective layer 5. The rear cover 1 is a round cover structure, and the rear cover 1 is fixed to a reserved hole in the wall by screws. A chip 11 is arranged in the rear cover 1, and a display screen 12 electrically connected to the chip 11 is arranged at the front end of the rear cover 1. A function key coating area 121 is arranged on the side of the display screen 12 away from the rear cover 1.

[0031] The front cover 2 is arranged on the rear cover 1 and is used to fix the display screen 12. The annular body 3 is an annular structure. The outer wall of the annular body 3 fits with the inner wall of the rear cover 1. A connecting plate 6 is fixed to the end of the annular body 3 close to the display screen 12. The side wall of the connecting plate 6 away from the annular body 3 fits with the side wall of the display screen 12 close to the annular body 3, and a circular through hole 61 is penetrated at the position corresponding to the inner wall of the connecting plate 6 and the annular body 3. In this embodiment, a first screw 21 that is clearance-matched with the front cover 2 is penetrated on the outer wall of the front cover 2 (in order to enhance the aesthetics of the side wall of the front cover 2, a receiving hole for receiving the head of the first screw 21 is provided on the outer wall of the front cover 2), and the end of the first screw 21 is threadedly connected to the side wall of the connecting plate 6.

[0032] An active cavity 31 is provided in the annular body 3, and a through hole 32 communicating with the active cavity 31 is provided on the outer wall of the annular body 3. The fixing component 4 is provided on the annular body 3 and is used to be fixed to the back cover 1. The fixing component 4 includes a sliding plate 41 slidably matched with the active cavity 31, a fixing rod 42 fixed to a side of the sliding plate 41 close to the back cover 1 and matched with the through hole 32, and a spring 43 fixed to a side of the sliding plate 41 away from the back cover 1, one end of the spring 43 away from the sliding plate 41 is pressed against the inner wall of the active cavity 31, and the end of the fixing rod 42 away from the sliding plate 41 is spherical, and the inner wall of the back cover 1 is provided with a hemispherical groove 13 matched with the end of the fixing rod 42. The first screw 21 fixes the front cover 2 to the connecting plate 6. After the outer wall of the annular body 3 fits with the inner wall of the rear cover 1, the spherical end of the fixing rod 42 cooperates with the hemispherical groove 13 on the rear cover 1 under the elastic force of the spring 43, so that the annular body 3 and the rear cover 1 are fixed. When the thermostat fails and the display screen 12 needs to be removed, the staff only needs to rotate the front cover 2 so that the spherical end of the fixing rod 42 abuts against the inner wall of the hemispherical groove 13, thereby compressing the spring 43 and shrinking the spherical end of the fixing rod 42 into the through hole 32, so that the staff can pull out the front cover 2 and repair the thermostat.

[0033] In order to enhance the protection of the display screen 12, a protective layer 5 is provided on the outer surface of the display screen 12, and the protective layer 5 includes a tempered film 51 and an AB adhesive layer 52 provided between the tempered film 51 and the display screen 12. The AB adhesive layer 52 enables the tempered film 51 to fit tightly with the display screen 12. The provision of the tempered film 51 changes the design mode of ordinary protective films in the traditional technology, enhances the scratch resistance of the thermostat, and is conducive to extending the service life of the thermostat.

[0034] To facilitate installation of the protective layer 5, the distance between the edge of the protective layer 5 and the inner frame of the front cover 2 is 2-3 mm. To facilitate replacement of a damaged protective layer 5, an arc-shaped groove 7 connected to the inner frame of the front cover 2 is provided on the front cover 2, and an easy-tear film 8 located in the arc-shaped groove 7 is provided on the edge of the tempered film 51. The arrangement of the arc-shaped groove 7 and the easy-tear film 8 facilitates the user to tear open the tempered film 51 and replace it after the tempered film 51 is damaged.

[0035] Example 2

[0036] like Figure 5As shown, the difference between this embodiment and the embodiment 1 is that: the inner wall of the annular body 3 is provided with a receiving groove 33 which is connected to the side of the active cavity 31 away from the through hole 32, and an end cover plate 9 is provided in the receiving groove 33. A second screw 91 which is loosely matched with the end cover plate 9 is provided through the end cover plate 9, and the end of the second screw 91 is threadedly connected to the inner wall of the annular body 3 near the active cavity 31. The end cover plate 9 is arranged in the receiving groove 33 and is detachably connected to the annular body 3 through the second screw 91, so that the staff can install the spring 43, the sliding plate 41 and the fixing rod 42 from the opening of the receiving groove 33, thereby reducing the difficulty of installation.

[0037] The above is only a preferred embodiment of the present invention. The protection scope of the present invention is not limited to the above embodiments. All technical solutions under the concept of the present invention belong to the protection scope of the present invention. It should be pointed out that for ordinary technicians in this technical field, some improvements and modifications without departing from the principle of the present invention should also be regarded as the protection scope of the present invention.

Claims

1. An indoor thermostat, comprising a back cover (1) fixed in a reserved hole in a wall, a chip (11) arranged in the back cover (1), a display screen (12) arranged on the back cover (1), and a front cover (2) arranged on the back cover (1) and used to fix the display screen (12), wherein: The outer surface of the display screen (12) is provided with a protective layer (5), and the protective layer (5) comprises a tempered film (51) and an AB adhesive layer (52) provided between the tempered film (51) and the display screen (12).

2. An indoor thermostat according to claim 1, characterized in that: The distance between the edge of the protective layer (5) and the inner frame of the front cover (2) is 2-3 mm.

3. An indoor thermostat according to claim 2, characterized in that: The front cover (2) is provided with an arc-shaped groove (7) which is connected to the inner frame of the front cover (2), and the edge of the tempered film (51) is provided with an easy-tear film (8) which is located in the arc-shaped groove (7).

4. An indoor thermostat according to claim 3, characterized in that: A circular body (3) is arranged inside the rear cover (1), a connecting plate (6) is fixed to one end of the circular body (3) close to the display screen (12), a circular through hole (61) is penetrated at a position corresponding to the inner wall of the circular body (3) of the connecting plate (6), a side wall of the connecting plate (6) away from the circular body (3) is in contact with the side wall of the display screen (12) close to the circular body (3), a first screw (21) is penetrated through the outer wall of the front cover (2) and is loosely matched with the front cover (2), an end of the first screw (21) is threadedly connected to the side wall of the connecting plate (6), and a fixing component (4) for fixing to the rear cover (1) is arranged on the circular body (3).

5. An indoor thermostat according to claim 4, characterized in that: The annular body (3) is provided with an active cavity (31), the outer wall of the annular body (3) is provided with a through hole (32) communicating with the active cavity (31), the fixing assembly (4) comprises a sliding plate (41) slidably matched with the active cavity (31), a fixing rod (42) fixed to a side of the sliding plate (41) close to the rear cover (1) and matched with the through hole (32), and a spring (43) fixed to a side of the sliding plate (41) away from the rear cover (1), one end of the spring (43) away from the sliding plate (41) is pressed against the inner wall of the active cavity (31), one end of the fixing rod (42) away from the sliding plate (41) is spherical, and the inner wall of the rear cover (1) is provided with a hemispherical groove (13) matched with the end of the fixing rod (42).

6. An indoor thermostat according to claim 5, characterized in that: The inner wall of the annular body (3) is provided with a receiving groove (33) which is in communication with a side of the active cavity (31) away from the through hole (32); an end cover plate (9) is provided in the receiving groove (33); a second screw (91) which is clearance-matched with the end cover plate (9) is provided through the end cover plate (9); an end of the second screw (91) is threadedly connected to a position of the inner wall of the annular body (3) close to the active cavity (31).

7. An indoor thermostat according to claim 6, characterized in that: A function key coating area (121) is provided on a side of the display screen (12) away from the rear cover (1).

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