CN114079256A

CN114079256A - Terminal box fixing device and air conditioner

Info

Publication number: CN114079256A
Application number: CN202111381913.9A
Authority: CN
Inventors: 李恒鑫; 李英; 李冬冬; 张华中; 秦宪; 梁鑫
Original assignee: Aux Air Conditioning Co Ltd; Ningbo Aux Electric Co Ltd
Current assignee: Aux Air Conditioning Co Ltd; Ningbo Aux Electric Co Ltd
Priority date: 2021-11-19
Filing date: 2021-11-19
Publication date: 2022-02-22
Anticipated expiration: 2041-11-19
Also published as: CN114079256B

Abstract

The invention provides a junction box fixing device and an air conditioner. The terminal box fixing device is provided with the terminal box, the terminal box includes box body and lid, the box body is provided with the fixed part, the lid with the fixed part cooperation is connected, terminal box fixing device includes: the fixing part is arranged on the fixing part; the rotating buckle is arranged on one side of the box cover close to the fixing part and is connected with the fixing part in a matching way; wherein, rotatory buckle can with the mounting cooperation realizes the box body with be connected and separation between the lid. The invention can solve the technical problem that the wiring cover is damaged when the wiring cover is disassembled.

Description

Terminal box fixing device and air conditioner

Technical Field

The invention relates to the technical field of air conditioners, in particular to a junction box fixing device and an air conditioner.

Background

At present, a wiring cover is arranged on an electric control box of a wall-mounted air conditioner indoor unit, and the wiring cover is mainly used for sealing the electric control box, so that on one hand, a fireproof effect is achieved, and on the other hand, the risk of electric shock of a user is avoided; the connection between the electric control box and the wiring cover is usually realized by screws, but the assembly and disassembly efficiency between the wiring cover and the electric control box is reduced by adopting the screw connection mode.

In prior art, can set up the buckle draw-in groove at automatically controlled box and terminal cover tip, automatically controlled box and terminal cover realize being connected between automatically controlled box and the terminal cover through the mode of joint, set up buckle and draw-in groove at the tip and though can improve the installation effectiveness, but when dismantling, probably can cause the damage to the terminal cover.

Disclosure of Invention

The invention can solve the technical problem that the wiring cover is damaged when the wiring cover is disassembled.

In order to solve the above problem, an embodiment of the present invention provides a terminal box fixing device, where the terminal box includes a box body and a box cover, the box body is provided with a fixing portion, the box cover is connected to the fixing portion in a matching manner, and the terminal box fixing device includes: the fixing part is arranged on the fixing part; the rotating buckle is arranged on one side of the box cover close to the fixing part and is connected with the fixing part in a matching way; wherein, rotatory buckle can with the mounting cooperation realizes the box body with be connected and separation between the lid.

Compared with the prior art, the technical scheme has the following technical effects: set up between fixed part and lid rotatory buckle with the mounting, through rotatory buckle with cooperation between the mounting has realized the fixed part with connection and separation between the lid, pass through at this in-process the installation and dismantlement have been accomplished to the rotatory mode of rotatory buckle, thereby reduced the lid with installation and dismantlement degree of difficulty between the box body have also avoided the damage that leads to the fact the lid in dismantling the process simultaneously, effectual promotion the life of lid.

Further, in an embodiment of the present invention, the rotary buckle includes: rotatory buckle is provided with the spiral arm, the spiral arm includes: one end of the twisting rib is fixed at the bottom of the box cover; the clamping rib is connected to the other end of the torsion rib; wherein, twist reverse the muscle and take place to twist reverse deformation when the atress, the joint muscle with mounting cooperation joint.

Compared with the prior art, the technical scheme has the following technical effects: the one end of turning round the muscle is fixed in lid bottom, thereby makes it has elasticity to turn round the muscle rotatory buckle with mounting complex in-process, the joint muscle can drive under receiving external force extrusion turn round the muscle and rotate turn round under the elastic action of muscle, can realize joint portion with joint between the mounting to installation effectiveness has been promoted.

Further, in an embodiment of the present invention, a preset included angle J is formed between the clamping rib and the twisting rib, and a value of the preset included angle J ranges from 60 ° to 120 °.

Compared with the prior art, the technical scheme has the following technical effects: the included angle between the clamping rib and the twisting rib is set between 60 degrees and 120 degrees, so that the twisting rib can be twisted and deformed when the rotating buckle is matched with the fixing piece, the problem that the twisting rib is difficult to twist and deform when the included angle between the twisting rib and the clamping rib is too large or too small is solved, and the assembling and disassembling efficiency between the rotating buckle and the fixing piece is improved due to the included angle.

Further, in an embodiment of the present invention, the plurality of radial arms are provided, and the clamping ribs of the plurality of radial arms are connected to each other at an end away from the twisting rib, and the plurality of radial arms are uniformly arranged around an axis of the rotating buckle.

Compared with the prior art, the technical scheme has the following technical effects: the uniform arrangement of the spiral arms can realize that when the rotary buckle is subjected to external force, the spiral arms are stressed uniformly and synchronously rotate, so that the phenomenon that the rotary buckle is inclined due to uneven stress in the rotating process and the damage of the spiral arms is further caused is avoided.

Further, in an embodiment of the present invention, the rotary buckle further includes a positioning column disposed on the swing arm and connected to the clamping rib.

Compared with the prior art, the technical scheme has the following technical effects: through setting up the reference column, realized right the location of rotatory buckle axis of rotation has avoided rotating the in-process the incline that rotatory buckle appears has reduced to the damage of spiral arm has also promoted simultaneously the lid with connection efficiency between the fixed part.

Further, in an embodiment of the present invention, a detaching portion is disposed on a side of the positioning column away from the fixing portion, and the detaching portion can be engaged with a detaching tool to detach the box cover from the fixing portion.

Compared with the prior art, the technical scheme has the following technical effects: through the cooperation that dismantlement portion can and extracting tool has realized the drive rotatory buckle pivoted purpose has also avoided the damage that leads to the fact the lid at the dismantlement in-process simultaneously.

Further, in an embodiment of the present invention, the detaching portion is a groove formed on one side of the positioning column.

Compared with the prior art, the technical scheme has the following technical effects: through the screwdriver when dismantling with cooperation between the recess, alright drive rotatory buckle pivoted purpose through setting up the recess has reduced the lid with the dismantlement degree of difficulty between the fixed part has improved dismantlement efficiency.

Further, in an embodiment of the present invention, the fixing portion further includes a limiting member, and the limiting member can be connected to the first limiting hole of the positioning column in a matching manner.

Compared with the prior art, the technical scheme has the following technical effects: the locating part with the cooperation between the first spacing hole has realized rotatory buckle is right rotatory buckle axis of rotation's location has reduced to it is right at the rotation in-process the damage that the spiral arm caused has improved the fixed part with installation effectiveness between the lid.

Further, in an embodiment of the present invention, the fixing portion further includes a limiting member, and the positioning column can be connected to a second limiting hole of the limiting member in a matching manner.

Compared with the prior art, the technical scheme has the following technical effects: the positioning column is matched with the second limiting hole formed in the limiting part, so that the mounting efficiency between the fixing part and the box cover can be improved.

Further, in an embodiment of the present invention, the fixing member includes: the connecting part and the clamping part; one end of the connecting portion is connected to the fixing portion, and the other end of the connecting portion is connected to the clamping portion.

Compared with the prior art, the technical scheme has the following technical effects: through joint portion with the joint of rotatory buckle has realized the mounting with joint between the rotatory buckle, the spiral arm is rotating the in-process, can with rotatory buckle with the mounting is fixed, and further has promoted the fixed part with joint strength between the lid.

Further, in an embodiment of the present invention, a clamping gap is disposed between the clamping portion and the fixing portion.

Compared with the prior art, the technical scheme has the following technical effects: rotatory buckle can the joint be in rotating the in-process in the joint clearance to realized the fixed part with the purpose of connecting between the lid has also promoted the installation effectiveness simultaneously.

Further, in an embodiment of the present invention, a side of the clamping portion away from the fixing portion is provided with an inclined surface.

Compared with the prior art, the technical scheme has the following technical effects: joint portion with one side of rotatory buckle contact sets up to the inclined plane rotatory buckle when rotating, does the spiral arm provides the direction, has guaranteed the lid is when receiving pressure, clockwise or anticlockwise rotation can be followed to rotatory buckle, works as rotatory buckle rotate to with joint portion tip breaks away from the back, this moment rotatory buckle can be by the elastic recovery of self to initial condition, thereby realized rotatory buckle with the purpose of joint portion joint, at this in-process, only rely on rotatory buckle rotatory alright realize the lid with fix between the fixed part to the installation degree of difficulty has been reduced, further promotion the installation effectiveness.

Further, the invention also provides an air conditioner, and the air conditioner is provided with the junction box fixing device in the embodiment.

Compared with the prior art, the technical scheme has the following technical effects: after the air conditioner is provided with the junction box fixing device in the above embodiment, the air conditioner has all technical features and all beneficial effects of the junction box fixing device in the above embodiment, and details are not repeated here.

In summary, after the technical scheme of the invention is adopted, the following technical effects can be achieved:

i) the rotary buckle realizes connection and disassembly between the box body and the box cover, and the disassembly is realized in a rotary mode, so that the damage to the box cover during disassembly is avoided, and the service life of the box cover is further prolonged;

ii) the radial arm is fixed at the bottom of the box cover, so that the radial arm has elasticity, and the radial arm can rotate when being extruded, thereby achieving the purpose of rotating connection between the rotating buckle and the fixing piece;

iii) the positioning column is arranged, so that the positioning of the rotating buckle and the fixing piece during connection is realized, and the connection efficiency between the box cover and the fixing part is effectively improved;

iv) through the dismantlement portion, alright realize driving rotatory buckle pivoted purpose to the damage to the lid in the in-process can be effectively avoided when dismantling.

Description of the drawings:

fig. 1 is a schematic structural diagram of a terminal box fixing device 50 according to a first embodiment of the present invention.

Fig. 2 is an enlarged view of fig. 1 at circled portion a.

Fig. 3 is a schematic structural view of the fixing portion 10 in fig. 1.

Fig. 4 is an enlarged view of fig. 3 at circled portion B.

Fig. 5 is a schematic structural view of the box cover 20 in fig. 1.

Fig. 6 is an enlarged view of fig. 5 at circled portion C.

Fig. 7 is another angle structure diagram of the terminal box fixing device 50.

Fig. 8 is a sectional view taken along the direction D-D in fig. 7.

Fig. 9 is an enlarged view of fig. 8 at circled portion E.

Fig. 10 is a schematic structural view illustrating the connection between the cover 20 and the fixing portion 10.

Fig. 11 is a schematic structural view of the case cover 20 connected to the fixing portion 10.

Fig. 12 is a top view of fig. 7.

Fig. 13 is an enlarged view of fig. 12 at circled portion F.

Fig. 14 is a schematic structural view of another rotary buckle 23 according to the second embodiment of the present invention.

Fig. 15 is a schematic structural view of another rotary buckle 23 according to a second embodiment of the present invention.

Fig. 16 is a schematic structural diagram of another fixing element 112 according to a second embodiment of the present invention.

Description of reference numerals:

50-a junction box fixture; 10-a fixed part; 11-a fixed end; 111-a stop; 112-a fixing member; 113-a connecting portion; 114-a snap-in part; 115-clamping gap; 20-box cover; 21-a connection end; 22-box cover bottom; 23-rotating the buckle; 231-radial arms; 2311-twisting the ribs; 2312-clamping ribs; 232-positioning column; 233-a first limit hole; 234-a detachment; 235-a clamping groove; 24-extraction section.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the description of the present invention, it is to be understood that the terms "lateral," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present invention and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting.

[ first embodiment ] A method for manufacturing a semiconductor device

Referring to fig. 1 to 6, a first embodiment of the present invention provides a junction box fixing device 50, where the junction box includes a box body and a box cover 20, the box body is provided with a fixing portion 10, and the box cover 20 is connected to the fixing portion 10 in a matching manner; the terminal block fixing device 50 includes: a fixing member 112 and a rotating buckle 23, wherein the fixing member 112 is arranged on the fixing portion 10; the rotating buckle 23 is arranged at one side of the box cover 20 close to the fixing part 10, and the rotating buckle 23 is connected with the fixing part 112 in a matching way; the rotary buckle 23 can be matched with the fixing member 112 to connect and separate the box body and the box cover 20.

It should be noted that the rotating buckle 23 can rotate, and when the rotating buckle 23 is matched with the fixing member 112, the installation and the disassembly are completed in a rotating manner through the rotating buckle 23, so that the difficulty in installation and disassembly between the box cover 20 and the box cover can be reduced in the process, meanwhile, the damage to the box cover 20 in the disassembly process is avoided, and the service life of the box cover 20 can be further prolonged.

Specifically, the fixing portion 10 is provided with a fixing end 11, one side of the box cover 20 corresponding to the fixing end 11 is provided with a connecting end 21, and the fixing end 11 and the connecting end 21 can be connected in a matching manner; the fixing member 112 is disposed on the fixing end 11, and a limiting member 111 is further disposed on the fixing end 11; the limiting member 111 is used for limiting when the box body and the box cover 20 are installed; the fixing member 112 may be a buckle, the limiting member 111 may be a limiting post, and the limiting member 111 may be a limiting boss.

Further, when the fixing member 112 is configured as a snap, the fixing member 112 includes: a connecting portion 113 and a clamping portion 114; one end of the connecting portion 113 is fixedly connected to the fixing portion 10, and the other end of the connecting portion 113 is connected to the clamping portion 114, so that when the clamping portion 114 is disposed, a clamping gap 115 is disposed between the clamping portion 114 and the fixing portion 10 to fix the fixing member 112 to the box cover 20; that is, it can be regarded that the connecting portion 113 is connected to the fixing portion 10 in the vertical direction, and the engaging portion 114 is an extension formed at the end of the connecting portion 113 in the left-right direction, or it can be directly regarded that the engaging portion 114 is suspended.

Preferably, the rotating buckle 23 is arranged at the connecting end 21, and the box cover 20 and the box body can be mounted and dismounted by the rotation of the rotating buckle 23; the rotary catch 23 includes: a rotating arm 231 and a positioning post 232; the rotating arm 231 is provided with a twisting rib 2311 and a clamping rib 2312, one end of the twisting rib 2311 is fixed at the box cover bottom 22, the other end of the twisting rib 2312 is connected to the clamping rib 2312, and the positioning column 232 is connected to the clamping rib 2312; the torsion rib 2311 is twisted and deformed when stressed, and the clamping rib 2312 can be matched and clamped with the fixing piece 112; when the box cover 20 is connected with the fixing part 10, the clamping rib 2312 is positioned in the clamping gap 115; the positioning column 232 can be matched with the limiting part 111, so that the positioning between the box body and the box cover 20 is realized, and the installation efficiency between the box body and the box cover 20 is further improved.

Furthermore, one or more swing arms 231 are provided, when a plurality of swing arms 231 are provided, the clamping ribs 2312 in the plurality of swing arms 231 are connected with each other at one ends far away from the torsion rib 2311, in order to ensure that the plurality of swing arms 231 are uniformly stressed and can synchronously rotate, the plurality of swing arms 231 can be uniformly arranged around the positioning column 232 along the positioning column, that is, the plurality of swing arms 231 are uniformly arranged around the axis of the rotating buckle 23; when rotatory buckle 23 is receiving external force, a plurality of radial arms 231 can reach the even, synchronous pivoted purpose of atress, have avoided making rotatory buckle 23 take place the slope owing to the atress is uneven at the rotation in-process, and then cause the damage of radial arm 231, and the align to grid of a plurality of radial arms 231 has realized the protection to radial arm 231. For example, four swing arms 231 may be provided, and the four swing arms 231 are uniformly disposed around the positioning column 232, and the four swing arms 231 can improve the connection strength between the box cover 20 and the box body; of course, the number of the radial arms 231 may be other than the above, and may be determined according to the actual situation, and is not limited herein.

Further, the swing arm 231 is provided with an L-shaped structure (as shown in fig. 6), and the torsion rib 2311 of the swing arm 231 is fixed to the box cover bottom 22, so that the swing arm 231 has elasticity, when the rotary buckle 23 receives external force, the clamping rib 2312 can drive the torsion rib 2311 to rotate, that is, the torsion rib 2311 can be considered to be bent and deformed under the external force, and the purpose of clockwise or counterclockwise rotation of the rotary buckle 23 is achieved.

Preferably, the positioning column 232 is further provided with a first limiting hole 233, the first limiting hole 233 is disposed at one side of the positioning column 232 close to the fixing portion 10, and the limiting member 111 can be inserted into the first limiting hole 233, so that the purpose of matching the positioning column 232 with the limiting member 111 is achieved, and the connection between the box cover 20 and the fixing portion 10 is further achieved; the positioning column 232 is matched with the first limiting hole 233, so that the rotating axis of the rotating buckle 23 can be positioned, the rotating buckle 23 is prevented from deflecting in the rotating process, the damage to the rotating arm 231 is reduced, and meanwhile, the connecting efficiency between the box cover 20 and the fixing part 10 is improved.

Of course, a second limiting hole (not shown) may be further disposed on the limiting member 111, and when the limiting member 111 is matched with the positioning column 232, the positioning column 232 may be inserted into the second limiting hole, and the purpose of positioning the rotation axis of the rotation buckle 23 can also be achieved in the same way.

Preferably, in the embodiment of the present invention, in the process of connecting the box cover 20 and the fixing portion 10, the deformation of the rotating arm 231 is mainly relied on, and in order to improve the connection efficiency of the box cover 20 and the fixing portion 10 and improve the installation efficiency, in the process of installing the box cover 20 and the fixing portion 10, the connection is realized by the deformation of the rotating arm 231 completely without the aid of an installation tool; during the detachment of the cap 20 from the fixing portion 10, a detachment tool is required.

Preferably, referring to fig. 7-11, when the lid 20 is connected to the fixing portion 10, the lid 20 and the fixing portion 10 are first positioned, that is, the first limiting hole 233 is inserted into the limiting member 111, and the bottom of the clamping rib 2312 of the rotating arm 231 is overlapped on the upper surface of the fixing member 112 (as shown in fig. 9).

Further, after the bottom of the swing arm 231 is overlapped on the upper surface of the fixing element 112, downward pressure is applied to the box cover 20, because the swing arm 231 has elasticity and the first limiting hole 233 is already matched with the limiting element 111, the swing arm 231 rotates clockwise or counterclockwise along the positioning post 232 after being subjected to the downward pressure, that is, the swing arm 231 is twisted clockwise or counterclockwise (as shown in fig. 10) until the swing arm 231 rotates to the maximum angle; it can be understood that, since the swing arm 231 abuts against the upper surface of the fixing member 112, the maximum angle of rotation of the swing arm 231 is related to the length of the engaging portion 114 in the fixing member 112, and in order to prevent the lid cover 20 from being damaged by a large pressure applied to the swing arm 231, when the engaging portion 114 is disposed, the length of the engaging portion 114 is within the maximum angle range of rotation of the swing arm 231.

For example, when the rotating arm 231 rotates clockwise (in the rotating direction shown in fig. 6) along the positioning post 232, when the rotating arm 231 rotates to the maximum angle, that is, the rotating arm 231 rotates to the edge of the fastening portion 114, at this time, the lid 20 continues to be pressed downward, the rotating arm 231 will be separated from the fastening portion 114 and contact with the upper surface of the fixing portion 10, at this time, the rotating arm 231 will rotate counterclockwise due to its own elasticity until it returns to the initial state, and finally, the rotating arm 231 will be fastened in the fastening gap 115 (as shown in fig. 11), thereby completing the fastening between the lid 20 and the fixing portion 10; it can be understood that, in order to ensure that the rotating arm 231 can rotate clockwise after the lid 20 is pressed downwards, when the fixing member 112 is disposed, the upper surface of the fixing member 112 is disposed as an inclined surface, i.e., the clamping portion 114 is disposed obliquely clockwise (as shown in fig. 4); the slope setting of joint portion 114 has guaranteed that lid 20 when receiving pressure, and spiral arm 231 can rotate along clockwise, provides the guide effect for the rotation of spiral arm 231, and further improvement the efficiency of being connected between rotatory buckle 23 and mounting 112, avoided the damage of spiral arm 231 when receiving great pressure.

Preferably, a preset included angle J is formed between the clamping rib 2312 and the torsion rib 2311, and the value range of the preset included angle J is 60-120 degrees; the arrangement of the preset included angle J ensures that the torsion rib 2311 can be subjected to torsional deformation, the problem that the torsion rib 2311 is difficult to deform due to torsion when the included angle between the torsion rib 2311 and the clamping rib 2312 is too large or too small is avoided, and the arrangement of the preset included angle J improves the assembling and disassembling efficiency between the rotary buckle 23 and the fixing piece 112.

Preferably, referring to fig. 12 and 13, the rotary catch 23 further includes: a detaching portion 234; the detaching part 234 is disposed on a side of the positioning column 232 away from the fixing part 10, and the detaching part 234 is mainly disposed to detach the fixing part 10 from the box cover 20; for example, the detaching portion 234 may be a groove formed on one side of the positioning column 232, and the detaching portion can be detached by a screwdriver, and the screwdriver and the groove cooperate to drive the positioning column 232 to rotate, and further drive the rotating arm 231 to rotate, so as to finally detach the lid 20 from the fixing portion 10; of course, the detaching portion 234 may also be configured with other structures, for example, it may be configured as a pull ring or a handle, the pull ring or the handle is disposed on the positioning column 232, when detaching, the rotation of the handle or the pull ring drives the rotation of the swing arm 231 through the cooperation between the pull ring or the handle and the positioning column 232, and the detachment between the box cover 20 and the fixing portion 10 can also be completed similarly; further, the detachable portion 234 may be disposed in various ways as long as the detachment between the box cover 20 and the fixing portion 10 can be achieved, and therefore, the detailed description thereof is omitted.

Further, the rotary buckle 23 further includes: a snap groove 235; the clamping groove 235 is disposed on one side of the rotating arm 231 away from the fixing portion 10, and the clamping groove 235 is disposed on the clamping rib 2312 of the rotating arm 231, when the rotating buckle 23 is connected to the fixing member 112, the clamping portion 114 of the fixing member 112 is clamped to the clamping groove 235.

Still further, the box cover 20 further includes: an extraction unit 24; the extraction part 24 is arranged at one side of the box cover 20 far away from the fixing part 10, and the extraction part 24 can be used for assisting in the dismounting and mounting processes of the box cover 20 and the box body; for example, the extracting portion 24 may be configured as a handle or a pull ring, and a user may take the box cover 20 by using the handle or pulling the extracting portion to achieve the purpose of assisting in installation and detachment; of course, the extraction portion 24 may be provided with other structures as long as the purpose of auxiliary mounting and dismounting between the fixing portion 10 and the box cover 20 can be achieved.

For example, the box body in the terminal box fixing device 50 may be an air conditioner electric control box, and the box cover 20 may be a cover plate of the electric control box; of course, the terminal box fixing device 50 can also be used on the air conditioner middle frame, in this case, the fixing part 10 is arranged on the air conditioner middle frame, and the box cover 20 is a middle frame wiring cover; of course, the application range of the terminal box fixing device 50 is not limited to the air conditioner, and may be applied to other fields, which are not described one by one here.

[ second embodiment ]

Referring to fig. 14 and fig. 15, which are another rotary buckle 23 provided in the second embodiment of the present invention, the rotary buckle 23 in this embodiment is an improvement of the rotary buckle 23 in the first embodiment, and through an improvement of the structure of the radial arm 231 in the rotary buckle 23, the elasticity of the radial arm 231 is improved, and the rotation reliability of the rotary buckle 23 is improved.

Specifically, as shown in fig. 6, the torsion rib 2311 of the radial arm 231 is directly fixed to the lid bottom 22, and in fig. 14 and 15, the torsion rib 2311 is provided with an extension, so that the elasticity of the radial arm 231 can be improved by adding an extension between the torsion rib 2311 and the lid bottom 22, the connection reliability between the rotating buckle 23 and the fixing member 112 can be further improved, and the installation and removal efficiency between the lid 20 and the box body can be improved.

Preferably, referring to fig. 16, which is another fixing member 112 provided in the second embodiment of the present invention, in this embodiment, the structure of the fixing member 112 in the above embodiment is improved, and by improving the structure of the fixing member 112, the reliability of the connection between the rotating buckle 23 and the fixing member 112 is improved, and the difficulty in mounting and dismounting between the box cover 20 and the box body is further reduced.

Specifically, compared with fig. 4, in fig. 16, two clamping portions 114 are provided and located at two sides of the connecting portion 113, in fig. 4, since the clamping portions 114 are provided at the left side of the connecting portion 113, that is, the clamping portions 114 are arranged clockwise, when the box cover 20 is installed, the rotating buckle 23 can only rotate clockwise; in fig. 16, the fastening parts 114 are provided at both sides of the connecting part 113, so that the rotating buckle 23 can rotate clockwise or counterclockwise when the box cover 20 is installed, thereby facilitating the connection between the box cover 20 and the fixing part 10.

[ third embodiment ]

The third embodiment of the present invention provides an air conditioner, wherein the air conditioner is provided with the junction box fixing device 50 in the above embodiments, and the structure of the rotating buckle 23 and the fixing piece 112 in the junction box fixing device 50 can be applied to the fixing between an air conditioner electric control box and a junction cover, and also can be applied to the fixing between a junction cover and a middle frame; of course, the fixing structure can also be used for fixing other structures, and the details are not repeated here.

Preferably, after the terminal box fixing device 50 in the above embodiment is installed, the air conditioner has all technical features and all beneficial effects of the terminal box fixing device 50 in the above embodiment, and details are not repeated here.

Although the present invention is disclosed above, the present invention is not limited thereto. Various changes and modifications may be effected therein by one skilled in the art without departing from the spirit and scope of the invention as defined in the appended claims.

Claims

1. The utility model provides a terminal box fixing device, the terminal box includes box body and lid (20), the box body is provided with fixed part (10), lid (20) with fixed part (10) cooperation is connected, its characterized in that, terminal box fixing device (50) include:

a fixing member (112) provided to the fixing portion (10);

the rotating buckle (23) is arranged on one side, close to the fixing part (10), of the box cover (20), and the rotating buckle (23) is connected with the fixing part (112) in a matched mode;

the rotating buckle (23) can be matched with the fixing piece (112) to realize connection and separation between the box body and the box cover (20).

2. Junction box fixing device according to claim 1, characterized in that the rotary catch (23) is provided with a radial arm (231), the radial arm (231) comprising:

one end of the twisting rib (2311) is fixed at the bottom (22) of the box cover;

a clamping rib (2312) connected to the other end of the torsion rib (2311);

the torsion rib (2311) is twisted and deformed when stressed, and the clamping rib (2312) is matched and clamped with the fixing piece (112).

3. The junction box fixing device of claim 2, wherein a preset included angle J is formed between the clamping rib (2312) and the twisting rib (2311), and the value of the preset included angle J ranges from 60 ° to 120 °.

4. The terminal block fixing device according to claim 2 or 3, wherein the radial arm (231) is provided in plurality, and the catching rib (2312) of the plurality of radial arms (231) is connected to each other at an end away from the twisting rib (2311), and the plurality of radial arms (231) are arranged uniformly around the axis of the rotating catch (23).

5. The junction box fixing device according to claim 2, wherein the rotating catch (23) further comprises:

and the positioning column (232) is arranged on the rotating arm (231) and is connected to the clamping rib (2312).

6. The junction box fixing device according to claim 5, wherein the positioning column (232) is provided with a detaching part (234) at a side away from the fixing part (10), and the detaching part (234) can be matched with a detaching tool to detach the box cover (20) from the fixing part (10).

7. The junction box fixing device according to claim 6, wherein the detaching portion (234) is a groove formed on one side of the positioning column (232).

8. The junction box fixing device according to any one of claims 5 to 7, wherein the fixing portion (10) further comprises a limiting member (111), and the limiting member (111) can be connected with a first limiting hole (233) provided on the positioning column (232).

9. The junction box fixing device according to any one of claims 5 to 7, wherein the fixing portion (10) further comprises a limiting member (111), and the positioning column (232) can be connected with a second limiting hole provided in the limiting member (111).

10. The junction box fixture device according to claim 1, wherein the fixture (112) comprises: a connecting portion (113) and a snap-in portion (114); one end of the connecting portion (113) is connected to the fixing portion (10), and the other end of the connecting portion (113) is connected to the clamping portion (114).

11. The junction box fixing device of claim 10, wherein a clamping gap (115) is provided between the clamping portion (114) and the fixing portion (10).

12. The junction box fixing device according to claim 10 or 11, wherein a side of the snap-in portion (114) away from the fixing portion (10) is provided as an inclined surface.

13. An air conditioner, comprising:

the terminal block fixture device (50) according to any of claims 1-12.