CN211781792U

CN211781792U - Mounting structure of substrate mounting box

Info

Publication number: CN211781792U
Application number: CN202020231886.1U
Authority: CN
Inventors: 刘国能
Original assignee: Mitsubishi Heavy Industries Jinling Air Conditioners Co Ltd
Current assignee: Mitsubishi Heavy Industries Jinling Air Conditioners Co Ltd
Priority date: 2020-02-28
Filing date: 2020-02-28
Publication date: 2020-10-27
Anticipated expiration: 2030-02-28

Abstract

The utility model discloses a base plate mounting box mounting structure, including bottom plate, lid, elasticity straight arm, wherein the bottom plate upside has the mounting groove, and the left and right sides of mounting groove is provided with a plurality of slots, and the rear side of slot is provided with the limiting plate, and the lid has a plurality of insertion lugs that correspond with the slot one-to-one, and the insertion lug is used for inserting the slot, and one side that the slot is close to the mounting groove is provided with dodges the mouth of dodging the insertion lug; the bottom plate is provided with a clamping groove below the front part of the elastic straight arm, and the elastic straight arm is provided with a clamping buckle boss. The lid inserts the slot through inserting the lug in, lets in the buckle boss of the straight arm of elasticity inserts the draw-in groove, can let the lid fix on the bottom plate, accomplishes the closing cap of base plate mounting box, then the closing cap of base plate mounting box need not U type buckle alright with the closing cap, has practiced thrift the volume of lid greatly, has reduced the volume of whole base plate mounting box, makes things convenient for the base plate mounting box to install on air conditioning indoor set.

Description

Mounting structure of substrate mounting box

Technical Field

The utility model relates to an indoor unit structure technical field of the air conditioning, in particular to base plate mounting box mounting structure.

Background

The air conditioner indoor unit is provided with a circuit substrate for controlling the opening and closing of the air conditioner and the movement of a wind shield. In order to protect the circuit substrate, the substrate of the air conditioner indoor unit is placed in a mounting box, so that the collision and damage of the substrate are avoided. The existing indoor unit substrate mounting box is mostly covered by a mounting box with a U-shaped buckle, but the clamping hook of the U-shaped buckle is large, the occupied volume is large, the whole mounting box is large, and the mounting box is inconvenient to mount on an indoor unit of an air conditioner.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a base plate mounting box mounting structure, base plate mounting box mounting structure has reduced the volume of whole base plate mounting box, the installation of being convenient for.

The utility model provides a base plate mounting box mounting structure, include:

the upper side of the bottom plate is provided with a mounting groove for storing the substrate, the left side and the right side of the mounting groove are provided with a plurality of slots in the front-back direction, and the rear sides of the slots are provided with limiting plates;

the box cover is used for covering the mounting groove and is provided with a plurality of insertion convex blocks which are in one-to-one correspondence with the insertion grooves, the insertion convex blocks are used for being inserted into the insertion grooves, and avoidance openings for avoiding the insertion convex blocks are formed in one side, close to the mounting groove, of the insertion grooves;

the straight arm of elasticity sets up the front side of lid, the straight arm of elasticity moves towards the setting around, the bottom plate is in the anterior below of the straight arm of elasticity is provided with the draw-in groove, the anterior downside of the straight arm of elasticity is provided with and inserts the buckle boss of draw-in groove, works as the rear side of inserting the lug with when the limiting plate offsets, the buckle boss inserts the draw-in groove.

The utility model discloses base plate mounting box mounting structure has following technological effect at least: the lid inserts the slot through inserting the lug in, lets in the buckle boss of the straight arm of elasticity inserts the draw-in groove, can let the lid fix on the bottom plate, accomplishes the closing cap of base plate mounting box, then the closing cap of base plate mounting box need not U type buckle alright with the closing cap, has practiced thrift the volume of lid greatly, has reduced the volume of whole base plate mounting box, makes things convenient for the base plate mounting box to install on air conditioning indoor set.

According to some embodiments of the utility model, the bottom plate is in the left and right sides of draw-in groove all is provided with the linking arm, the linking arm is in the top of the straight arm of elasticity be provided with be used for with the spacing hook that the straight arm upside of elasticity offseted.

According to some embodiments of the present invention, both sides of the elastic straight arm are provided with an avoidance groove for avoiding the limit hook, the front side of the avoidance groove is provided with an abutting section for abutting against the limit hook, and when the insertion projection is located in front of the insertion groove, the limit hook can pass through the avoidance groove; when the rear side of the insertion lug abuts against the limiting plate, the abutting section can abut against the lower side surface of the limiting hook.

According to some embodiments of the invention, the upper side of the elastic straight arm is provided with a strengthening rib.

According to some embodiments of the invention, the front end of the elastic straight arm is provided with a handle portion located at the upper side of the bottom plate.

According to the utility model discloses a some embodiments, the mounting groove is provided with the line mouth of walking, the lid corresponds the position of walking the line mouth is provided with the opening.

According to the utility model discloses a some embodiments, be provided with the brace rod that is used for supporting substrate edge in the mounting groove, the lateral wall of mounting groove is provided with a plurality of buckle lugs, the upside of the free end of buckle lug is provided with the direction inclined plane, the buckle lug with the brace rod cooperation forms the splint groove that is used for the clamping base plate.

According to the utility model discloses a some embodiments, the downside of lid corresponds the place of mounting groove is provided with the support kicking block, the lower extreme that supports the kicking block is used for offsetting with the base plate.

According to some embodiments of the invention, the rear end of the insertion lug is provided with a chamfer.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic structural view of a substrate mounting box mounting structure according to an embodiment of the present invention;

FIG. 2 is a schematic view of the insertion projection shown in FIG. 1 in a state of being positioned in front of the slot;

FIG. 3 is a cross-sectional view of the insertion protrusion shown in FIG. 2 located in front of the slot;

fig. 4 is an exploded view of the bottom plate and the lid of fig. 1.

Reference numerals:

the base plate 100, the mounting groove 110, the wire opening 111, the support rib 112, the buckling lug 113, the guide inclined surface 114, the slot 120, the avoiding opening 121, the limiting plate 130, the slot 140, the connecting arm 150, the limiting hook 151, the connecting rod,

A box cover 200, an insertion convex block 210, a chamfer 211, a gap 220, a supporting top block 230,

The elastic straight arm 300, the buckle boss 310, the avoiding groove 320, the abutting section 330, the reinforcing rib 340, the handle part 350,

A substrate 400.

Detailed Description

This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Referring to fig. 1 to 4, a substrate mounting box mounting structure includes:

a bottom plate 100, the upper side of which is provided with a mounting groove 110 for storing a substrate 400, the left and right sides of the mounting groove 110 are provided with a plurality of slots 120 moving forward and backward, and the rear side of the slot 120 is provided with a limiting plate 130;

a box cover 200 for covering the mounting groove 110, having a plurality of insertion protrusions 210 corresponding to the insertion grooves 120 one to one, the insertion protrusions 210 being inserted into the insertion grooves 120, and an escape opening 121 for escaping the insertion protrusions 210 being provided at one side of the insertion grooves 120 adjacent to the mounting groove 110;

the elastic straight arm 300 is disposed at the front side of the box cover 200, the elastic straight arm 300 is disposed in a front-rear direction, the bottom plate 100 is provided with a locking groove 140 below the front portion of the elastic straight arm 300, a locking boss 310 inserted into the locking groove 140 is disposed at the lower side of the front portion of the elastic straight arm 300, and the locking boss 310 is inserted into the locking groove 140 when the rear side of the insertion projection 210 abuts against the limiting plate 130.

Slot 120 is the front end opening, and one side that is close to mounting groove 110 is provided with dodges mouthful 121 of dodging insert bump 210, the size of slot 120 and the big or small phase-match of insert bump 210, then lid 200 lock is when mounting groove 110, let insert bump 210 be located rather than the place ahead of corresponding slot 120, insert bump 210 and be in the state that does not insert slot 120, later with lid 200 backward translation, all insert bump 210 backward translation promptly, insert in the slot 120, accomplish lid 200 preliminary fixed, can avoid lid 200 from top to bottom, control the shake. When the rear side of the inserted convex block 210 moves backwards to abut against the limiting plate 130, the fastening boss 310 of the elastic straight arm 300 can be inserted into the clamping groove 140, the front end of the fastening boss 310 abuts against the front end of the clamping groove 140, the limiting plate 130 can prevent the box cover 200 from continuously moving backwards, the fastening boss 310 can be matched with the clamping groove 140 to prevent the box cover 200 from moving forwards, the box cover 200 abuts against the limiting plate 130 at the rear side of the inserted convex block 210, when the fastening boss 310 is inserted into the clamping groove 140, the box cover 200 cannot shake forwards, backwards, leftwards, rightwards, forwards and backwards, namely, the box cover 200 is fixed on the bottom plate 100, the sealing cover of the substrate mounting box is completed, the sealing cover of the substrate mounting box can be sealed without a U-shaped fastener, the size of the box cover 200 is greatly saved, the size of the whole substrate. When the box cover is disassembled, the elastic straight arm 300 is lifted upwards from the clamping groove 140, the fastening boss 310 is separated from the clamping groove 140, then the box cover 200 is pushed forwards, the insertion convex block 210 moves forwards, the insertion convex block 210 is separated from the slot 120, and the box cover 200 can be disassembled from the bottom plate 100.

In some embodiments of the present invention, referring to fig. 1 to 4, the bottom plate 100 is provided with connecting arms 150 on both sides of the clamping groove 140, and the connecting arms 150 are provided with limiting hooks 151 above the elastic straight arms 300 for abutting against the upper sides of the elastic straight arms 300. The connecting arm 150 is used for supporting a limit hook 151, and the limit hook 151 is used for abutting against the upper side surface of the elastic straight arm 300. When dismantling lid 200, from draw-in groove 140 department with the straight arm 300 jack-up of elasticity up, spacing hook 151 offsets with the side of going up of the straight arm 300 of elasticity this moment, lets the straight arm 300 of elasticity can not produce excessive deformation and leads to the straight arm 300 fracture of elasticity, and the condition that buckle boss 310 became invalid lets lid 200 and the straight arm 300 of elasticity intact, guarantees that the normal dismantlement and the installation of lid 200 are fixed.

In some embodiments of the present invention, referring to fig. 1 to 4, the two sides of the elastic straight arm 300 are provided with an avoidance groove 320 for avoiding the limit hook 151, the front side of the avoidance groove 320 is provided with an abutting section 330 for abutting against the limit hook 151, and when the insertion protrusion 210 is located in front of the insertion slot 120, the limit hook 151 may pass through the avoidance groove 320; when the rear side of the insertion projection 210 abuts against the limit plate 130, the abutting section 330 may abut against the lower side surface of the limit hook 151. Namely, when installing the box cover 200, let and avoid the slot 320 and correspond with the limit hook 151, let the straight arm 300 of elasticity better pass through the slot that forms between two limit hooks 151, let the straight arm 300 of elasticity can place in the below of limit hook 151 without hindrance, afterwards, the box cover 200 laminating bottom plate 100, cover mounting groove 110, let insert the place ahead that the lug 210 is located rather than the slot 120 that corresponds, later with the backward translation of box cover 200, all insert the lug 210 backward translation promptly, insert in the slot 120, then the buckle boss 310 of the straight arm 300 of elasticity this moment also inserts in the draw-in groove 140, accomplish the fixed of box cover 200. When dismantling, locate to jack up elasticity straight arm 300 from draw-in groove 140, spacing hook 151 offsets with the side of going up of offseting section 330 this moment, lets elasticity straight arm 300 can not produce excessive deformation and leads to elasticity straight arm 300 fracture, and the condition that buckle boss 310 became invalid lets lid 200 and elasticity straight arm 300 intact, guarantees that the normal dismantlement and the installation of lid 200 are fixed.

In some embodiments of the present invention, referring to fig. 1 to 4, the upper side of the elastic straight arm 300 is provided with a reinforcing rib 340. The reinforcing ribs 340 can improve the structural strength of the elastic straight arm 300, so that the elastic straight arm 300 has better elasticity and is not easy to break.

In some embodiments of the present invention, referring to fig. 1 to 4, the front end of the elastic straight arm 300 is provided with a handle portion 350 located at the upper side of the base plate 100. A gap is formed between the handle part 350 and the bottom plate 100, so that fingers can extend into the gap, and the fingers can break the elastic straight arm 300, so that the fastening boss 310 can be conveniently separated from the fastening groove 140, and the box cover 200 can be conveniently detached.

In some embodiments of the present invention, referring to fig. 3 to 4, the mounting groove 110 is provided with a wire-passing opening 111, and the position of the box cover 200 corresponding to the wire-passing opening 111 is provided with a notch 220. The wire-walking opening 111 is located on the front side of the mounting groove 110, and the notch 220 is used for avoiding the wire-walking opening 111, so that the wire-walking opening 111 can better lead out a wire, and the circuit connection of the substrate 400 is facilitated.

In some embodiments of the present invention, referring to fig. 3 to 4, a support rib 112 for supporting the edge of the substrate 400 is provided in the mounting groove 110, the side wall of the mounting groove 110 is provided with a plurality of buckle bumps 113, the upper side of the suspended end of the buckle bump 113 is provided with a guide inclined plane 114, and the buckle bump 113 and the support rib 112 cooperate to form a clamping plate groove for clamping the substrate 400. The guiding inclined plane 114 can enable the substrate 400 to be better inserted between the supporting rib 112 and the buckling lug 113 from top to bottom, and the supporting rib 112 and the buckling lug 113 are respectively abutted against the lower side surface and the upper side surface of the substrate 400 for clamping the substrate 400, so that the substrate 400 is better fixed in the mounting groove 110.

In some embodiments of the present invention, referring to fig. 3 to 4, a supporting top block 230 is disposed at a position corresponding to the mounting groove 110 on the lower side of the box cover 200, and the lower end of the supporting top block 230 is used for abutting against the base plate 400. The supporting top block 230 is used to abut against the upper side of the substrate 400, and can support the upper side of the substrate 400 to prevent the substrate 400 from shaking.

In some embodiments of the present invention, referring to fig. 2 to 4, the rear end of the insertion projection 210 is provided with a chamfer 211. The chamfer 211 can reduce the cross-sectional area of the insertion end of the insertion protrusion 210, so that the insertion protrusion 210 can be better inserted into the insertion slot 120, and the installation of the cap 200 is facilitated.

A substrate mounting box mounting structure according to an embodiment of the present invention is described in detail below with reference to fig. 1 to 4 as a specific embodiment. It is to be understood that the following description is illustrative only and is not intended as a specific limitation on the invention.

The upper side of the bottom plate 100 is provided with a mounting groove 110 for storing the substrate 400, the left side and the right side of the mounting groove 110 are provided with a plurality of slots 120 moving forward and backward, and the rear side of the slots 120 is provided with a limiting plate 130; the box cover 200 is used for covering the installation groove 110, and has a plurality of insertion protrusions 210 corresponding to the insertion grooves 120 one by one, the insertion protrusions 210 are used for being inserted into the insertion grooves 120, and one side of the insertion grooves 120 close to the installation groove 110 is provided with an avoidance opening 121 avoiding the insertion protrusions 210; the elastic straight arm 300 is arranged at the front side of the box cover 200, the elastic straight arm 300 is arranged in a front-back direction, the bottom plate 100 is provided with a clamping groove 140 below the front part of the elastic straight arm 300, the lower side of the front part of the elastic straight arm 300 is provided with a fastening boss 310 inserted into the clamping groove 140, and when the rear side of the insertion projection 210 abuts against the limiting plate 130, the fastening boss 310 is inserted into the clamping groove 140. The bottom plate 100 is provided with connecting arms 150 on both left and right sides of the engaging groove 140, and the connecting arms 150 are provided with limit hooks 151 above the elastic straight arms 300 for abutting against the upper sides of the elastic straight arms 300. The two sides of the elastic straight arm 300 are respectively provided with an avoiding groove 320 for avoiding the limit hook 151, the front side of the avoiding groove 320 is provided with an abutting section 330 for abutting against the limit hook 151, and when the insertion lug 210 is positioned in front of the slot 120, the limit hook 151 can pass through the avoiding groove 320; when the rear side of the insertion projection 210 abuts against the limit plate 130, the abutting section 330 may abut against the lower side surface of the limit hook 151. The upper side of the elastic straight arm 300 is provided with a reinforcing rib 340. The front end of the elastic straight arm 300 is provided with a handle part 350 positioned on the upper side of the base plate 100. The mounting groove 110 is provided with a wire-passing opening 111, and the box cover 200 is provided with a notch 220 at a position corresponding to the wire-passing opening 111. A support rib 112 for supporting the edge of the substrate 400 is arranged in the mounting groove 110, a plurality of buckle protrusions 113 are arranged on the side wall of the mounting groove 110, a guide inclined plane 114 is arranged on the upper side of the free end of each buckle protrusion 113, and the buckle protrusions 113 and the support rib 112 are matched to form a clamping plate groove for clamping the substrate 400. A supporting top block 230 is provided at a position corresponding to the mounting groove 110 on the lower side of the box cover 200, and the lower end of the supporting top block 230 is used to abut against the base plate 400. The rear end of the insertion projection 210 is provided with a chamfer 211. In lid 200 inserted slot 120 through inserting lug 210, let in the buckle boss 310 of elasticity straight arm 300 inserts draw-in groove 140, can let lid 200 fix on bottom plate 100, accomplish the closing cap of base plate mounting box, then the closing cap of base plate mounting box need not U type buckle alright with the closing cap, practiced thrift the volume of lid 200 greatly, reduced the volume of whole base plate mounting box, make things convenient for the base plate mounting box to install on air conditioning indoor set.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims

1. A substrate mounting box mounting structure, comprising:

the upper side of the bottom plate (100) is provided with a mounting groove (110) for storing the substrate (400), the left side and the right side of the mounting groove (110) are provided with a plurality of slots (120) which run forwards and backwards, and the rear side of each slot (120) is provided with a limiting plate (130);

the box cover (200) is used for covering the mounting groove (110), and is provided with a plurality of insertion convex blocks (210) which are in one-to-one correspondence with the insertion grooves (120), the insertion convex blocks (210) are used for being inserted into the insertion grooves (120), and one side, close to the mounting groove (110), of the insertion grooves (120) is provided with avoidance ports (121) which avoid the insertion convex blocks (210);

the elastic straight arm (300) is arranged on the front side of the box cover (200), the elastic straight arm (300) is arranged in a front-back direction, the bottom plate (100) is provided with a clamping groove (140) below the front part of the elastic straight arm (300), the front lower side of the elastic straight arm (300) is provided with a buckle boss (310) inserted into the clamping groove (140), and when the rear side of the inserted lug (210) is abutted to the limiting plate (130), the buckle boss (310) is inserted into the clamping groove (140).

2. A substrate mounting cassette mounting structure according to claim 1, wherein: the bottom plate (100) is in the left and right sides of draw-in groove (140) all is provided with linking arm (150), linking arm (150) are in the top of elasticity straight arm (300) be provided with be used for with spacing hook (151) that elasticity straight arm (300) upside offseted.

3. A substrate mounting cassette mounting structure according to claim 2, wherein: avoidance grooves (320) for avoiding the limiting hooks (151) are formed in the two sides of each elastic straight arm (300), abutting sections (330) for abutting against the limiting hooks (151) are arranged on the front sides of the avoidance grooves (320), and when the insertion lugs (210) are located in front of the insertion grooves (120), the limiting hooks (151) can penetrate through the avoidance grooves (320); when the rear side of the insertion convex block (210) is abutted against the limiting plate (130), the abutting section (330) can be abutted against the lower side surface of the limiting hook (151).

4. A substrate mounting cassette mounting structure according to claim 1, wherein: and reinforcing ribs (340) are arranged on the upper side of the elastic straight arm (300).

5. A substrate mounting cassette mounting structure according to claim 1, wherein: the front end of the elastic straight arm (300) is provided with a handle part (350) positioned on the upper side of the bottom plate (100).

6. A substrate mounting cassette mounting structure according to claim 1, wherein: the wire walking opening (111) is formed in the mounting groove (110), and a notch (220) is formed in the position, corresponding to the wire walking opening (111), of the box cover (200).

7. A substrate mounting cassette mounting structure according to claim 1, wherein: the clamping fixture is characterized in that a supporting rib (112) used for supporting the edge of the substrate (400) is arranged in the mounting groove (110), a plurality of buckle convex blocks (113) are arranged on the side wall of the mounting groove (110), a guide inclined plane (114) is arranged on the upper side of the hanging end of each buckle convex block (113), and the buckle convex blocks (113) and the supporting rib (112) are matched to form a clamping plate groove used for clamping the substrate (400).

8. A substrate mounting cassette mounting structure according to claim 7, wherein: a supporting top block (230) is arranged at the lower side of the box cover (200) corresponding to the mounting groove (110), and the lower end of the supporting top block (230) is used for abutting against the substrate (400).

9. A substrate mounting cassette mounting structure according to claim 1, wherein: the rear end of the insertion projection (210) is provided with a chamfer (211).