Motor protection device of air conditioner compressor

Abstract

The utility model relates to the technical field of motor protection, in particular to an air conditioner compressor motor protection device which comprises an installation base, limiting sliding strips are arranged on the two sides of the installation base, protective covers are arranged on the limiting sliding strips in a sliding mode, and the protective covers comprise the first protective cover and the second protective cover. The first protective cover comprises a first cover body arranged on the limiting sliding strip in a sliding mode and an overturning plate rotationally arranged on one side of the first cover body, the second protective cover is fixedly arranged on the side, away from the mounting base, of the overturning plate, and the first protective cover and the second protective cover are arranged in a penetrating mode; motor observation assemblies are arranged on the two sides of the first protective cover. The protective cover is installed in a sliding mode, the structure is simple, and installation is convenient; the motor observation assemblies on the two sides of the first protective cover can directly observe the operation condition of the motor in the operation process of the motor, and workers can conveniently conduct daily inspection tour and maintenance on the motor.

Description

Technical Field

[0001] The utility model relates to the technical field of motor protection, in particular to a motor protection device for an air-conditioning compressor. Background Art

[0002] A motor is an electromagnetic device that converts or transmits electrical energy based on the law of electromagnetic induction, or converts one form of electrical energy into another. An electric motor converts electrical energy into mechanical energy (commonly known as a motor), and a generator converts mechanical energy into electrical energy. The electric motor is represented by the letter "M" (the old standard uses "D") in the circuit. Its main function is to generate driving torque as a power source for electrical appliances or various machines. When the motor is in use, a protective cover can be used to protect it.

[0003] Patent No. CN208939709U discloses a new type of motor protective cover, which is composed of a cylindrical section and a vertical extension section. A plurality of left-end heat dissipation holes are arranged on the left end face of the cylindrical section; a plurality of right-end heat dissipation holes are evenly distributed on the right side of the vertical extension section, and a drive shaft reserved groove is vertically arranged at the center. On the front and rear side walls of the cylindrical section, two fixed bottom angles are arranged respectively toward the inner side of the protective cover body, and each fixed bottom angle is connected to one body through two reinforcing sheets and the side wall of the cylindrical section. Corresponding to each fixed bottom angle, an operation hole is respectively processed through the side wall of the cylindrical section. The utility model has the advantages of strong corrosion resistance and anti-aging performance, can effectively realize internal transparency, is conducive to cooling, and can realize bolt locking operation through the operation holes on the front and rear side walls of the protective cover body. It has a simple structure, novel design, high strength, and strong versatility. It is an ideal new type of motor protective cover.

[0004] The above-mentioned motor protective cover has the following technical problems: the protective cover is fixed on the motor base by bolts, and the installation method is cumbersome; no maintenance slot is provided on the protective cover, and when the motor needs to be repaired or replaced, the protective cover needs to be removed from the motor base, which is time-consuming and laborious. Utility Model Content

[0005] The utility model provides an air-conditioner compressor motor protection device to solve the problems of the prior art.

[0006] The purpose of the utility model can be achieved through the following technical solutions: an air-conditioning compressor motor protection device, including a mounting base, limit slides are arranged on both sides of the mounting base, and a protective cover is slidably arranged on the limit slides, and the protective cover includes a first protective cover and a second protective cover, the first protective cover includes a first cover body slidably arranged on the limit slide and a flip plate rotatably arranged on one side of the first cover body, the second protective cover is fixedly arranged on the side of the flip plate away from the mounting base, the first protective cover and the second protective cover are internally connected, and motor observation components are arranged on both sides of the first protective cover.

[0007] As a further improvement, the motor observation assembly includes a motor observation window that passes through the side wall of the first protective cover, a first slide rail that is arranged on the upper and lower sides of the motor observation window, and a first sealing door that is slidably arranged on the first slide rail.

[0008] A further improvement is that the motor observation assembly is provided with two groups, the two groups of motor observation assemblies are a first motor observation assembly and a second motor observation assembly respectively arranged on both sides of the first protective cover, the motor observation window of the first motor observation assembly is arranged at an end away from the second protective cover, and the motor observation window of the second motor observation assembly is arranged at an end close to the second protective cover.

[0009] As a further improvement, a coupling observation assembly is provided on the second protective cover, and the coupling observation assembly includes a coupling observation window arranged through the side wall of the second protective cover, second slide rails arranged on the left and right sides of the coupling observation window, and a second sealing door slidably arranged on the second slide rails.

[0010] As a further improvement, a heat dissipation groove is provided through the middle of the mounting base.

[0011] As a further improvement, handles are provided on a side of the first protective cover away from the second protective cover, a side of the second protective cover away from the first protective cover, the first sealed door, and the second sealed door.

[0012] Compared with the prior art, the utility model has the following beneficial effects:

[0013] 1. In actual use of the utility model, the motor pulls the protective cover backwards during installation, and after installation is completed, pushes the protective cover forward so that the first protective cover covers the motor body, thereby achieving comprehensive protection of the motor. At the same time, the second protective cover located at the front end of the first protective cover can protect the coupling, thereby increasing the scope of protection. The protective cover is installed by sliding, and has a simple structure and is easy to install.

[0014] 2. The motor observation components arranged on both sides of the first protective cover of the utility model can directly observe the operating conditions of the motor during the operation of the motor, which is convenient for the staff to perform daily inspection and maintenance of the motor;

[0015] 3. The utility model can directly observe the operating condition of the coupling from the coupling observation assembly during the operation of the motor, thereby improving the efficiency of the inspection by the staff. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a structural schematic diagram of the utility model;

[0017] Figure 2 This is a schematic diagram of the structure of the utility model in the open state;

[0018] Figure 3 For this utility model Figure 2 A magnified view of the part A in the middle;

[0019] In the figure, 1. mounting base; 11. limit slide bar; 12. heat sink; 2. protective cover; 21. first protective cover; 211. first cover body; 212. flip plate; 22. second protective cover; 3. motor observation assembly; 31. motor observation window; 32. first slide rail; 33. first sealing door; 4. coupling observation assembly; 41. coupling observation window; 42. second slide rail; 43. second sealing door; 5. handle. DETAILED DESCRIPTION

[0020] In the description of the present invention, it should be noted that the terms "center", "up", "down", "left", "right", "vertical", "horizontal", "inside", "outside", etc. indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they cannot be understood as limitations on the present invention.

[0021] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0022] The following is combined with the embodiments and attached Figures 1 to 3 , the technical solution of the utility model is further elaborated.

[0023] Example 1

[0024] A protective device for an air-conditioning compressor motor includes a mounting base 1, with limit slides 11 arranged on both sides of the mounting base 1, and a protective cover 2 slidably arranged on the limit slide 11, and the protective cover 2 includes a first protective cover 21 and a second protective cover 22. The first protective cover 21 includes a first cover body 211 slidably arranged on the limit slide 11 and a flip plate 212 rotatably arranged on one side of the first cover body 211, and the second protective cover 22 is fixedly arranged on a side of the flip plate 212 away from the mounting base 1. The first protective cover 21 and the second protective cover 22 are internally connected, and motor observation components 3 are arranged on both sides of the first protective cover 21.

[0025] like Figures 1 to 3 As shown, in actual use of the utility model, the motor pulls the protective cover 2 backward during installation. After installation is completed, the protective cover 2 is pushed forward so that the first protective cover 21 covers the motor body to achieve comprehensive protection for the motor. At the same time, the second protective cover 22 located at the front end of the first protective cover 21 can protect the coupling and increase the protection range. The protective cover 2 is installed by sliding, with a simple structure and easy installation.

[0026] The motor observation components 3 arranged on both sides of the first protective cover 21 can directly observe the operating conditions of the motor during the operation of the motor, making it convenient for the staff to perform daily inspections and maintenance of the motor.

[0027] As a further preferred embodiment, the motor observation assembly 3 includes a motor observation window 31 arranged through the side wall of the first protective cover 21, a first slide rail 32 arranged on the upper and lower sides of the motor observation window 31, and a first sealing door 33 slidably arranged on the first slide rail 32.

[0028] Specifically, during the inspection process, it is only necessary to pull the first sealing door 33 along the first slide rail 32 to directly observe the operating condition of the motor from the motor observation window 31 , which has a simple structure and is easy to operate.

[0029] As a further preferred embodiment, the motor observation component 3 is provided with two groups, and the two groups of the motor observation components 3 are a first motor observation component and a second motor observation component respectively arranged on both sides of the first protective cover 21, the motor observation window 31 of the first motor observation component is arranged at an end away from the second protective cover 22, and the motor observation window 31 of the second motor observation component is arranged at an end close to the second protective cover 22.

[0030] Specifically, the two sets of motor observation components 3 are staggered to facilitate the staff to observe the motor more comprehensively.

[0031] As a further preferred embodiment, a coupling observation assembly 4 is provided on the second protective cover 22, and the coupling observation assembly 4 includes a coupling observation window 41 arranged through the side wall of the second protective cover 22, second slide rails 42 arranged on the left and right sides of the coupling observation window 41, and a second sealing door 43 slidably arranged on the second slide rails 42.

[0032] Specifically, Figure 3 As shown, during the operation of the motor, the operating condition of the coupling can be directly observed from the coupling observation assembly 4, thereby improving the efficiency of the inspection by the staff.

[0033] As a further preferred embodiment, a heat dissipation groove 12 is provided through the middle of the mounting base 1, and heat is dissipated through the heat dissipation groove 12 to avoid high-temperature damage caused by the motor running in a closed environment.

[0034] As a further preferred embodiment, handles 5 are provided on the side of the first protective cover 21 away from the second protective cover 22, the side of the second protective cover 22 away from the first protective cover 21, the first sealing door 33 and the second sealing door 53 to facilitate inspections by staff.

[0035] The preferred specific embodiments of the utility model are described in detail above. It should be understood that ordinary technicians in this field can make many modifications and changes based on the concept of the utility model without creative work. Therefore, all technical solutions that can be obtained by technicians in this technical field based on the concept of the utility model through logical analysis, reasoning or limited experiments on the basis of the existing technology should be within the scope of protection determined by the claims.

Claims

1. An air-conditioning compressor motor protection device, comprising a mounting base (1), characterized in that: Limiting slide bars (11) are arranged on both sides of the mounting base (1), and a protective cover (2) is slidably arranged on the limiting slide bars (11), and the protective cover (2) includes a first protective cover (21) and a second protective cover (22), the first protective cover (21) includes a first cover body (211) slidably arranged on the limiting slide bars (11) and a flip plate (212) rotatably arranged on one side of the first cover body (211), the second protective cover (22) is fixedly arranged on a side of the flip plate (212) away from the mounting base (1), the first protective cover (21) and the second protective cover (22) are internally connected, and motor observation components (3) are arranged on both sides of the first protective cover (21).

2. The air conditioner compressor motor protection device according to claim 1, characterized in that: The motor observation assembly (3) comprises a motor observation window (31) arranged through the side wall of the first protective cover (21), first slide rails (32) arranged on the upper and lower sides of the motor observation window (31), and a first sealing door (33) slidably arranged on the first slide rail (32).

3. The air conditioner compressor motor protection device according to claim 2, characterized in that: The motor observation components (3) are provided in two groups, and the two groups of the motor observation components (3) are a first motor observation component and a second motor observation component respectively arranged on both sides of the first protective cover (21), the motor observation window (31) of the first motor observation component is arranged at an end away from the second protective cover (22), and the motor observation window (31) of the second motor observation component is arranged at an end close to the second protective cover (22).

4. The air conditioner compressor motor protection device according to claim 1, characterized in that: A coupling observation assembly (4) is provided on the second protective cover (22), and the coupling observation assembly (4) comprises a coupling observation window (41) provided through the side wall of the second protective cover (22), second slide rails (42) provided on the left and right sides of the coupling observation window (41), and a second sealing door (43) slidably provided on the second slide rails (42).

5. The air conditioner compressor motor protection device according to claim 1, characterized in that: A heat dissipation groove (12) is provided through the middle of the installation base (1).

6. The air conditioner compressor motor protection device according to claim 1, characterized in that: Handles (5) are provided on a side of the first protective cover (21) away from the second protective cover (22), a side of the second protective cover (22) away from the first protective cover (21), the first sealed door (33) and the second sealed door (43).

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