CN211854189U - Indoor unit middle frame structure and air conditioner - Google Patents

Abstract

The utility model provides an indoor unit center structure and air conditioner, the center sets up to a plurality of grid strip cross connection's latticed structure the inside position that is close to the tip of center sets up electrically controlled device be close to on the center electrically controlled device's position sets up finger guard structure, finger guard structrual installation is in on the grid strip. Inside fully preventing that the finger stretches into the center, effectively avoiding the finger mistake to bump motor, automatically controlled box or connecting wire etc. improve the safety in utilization, can not excessively influence the air inlet effect of former grid again simultaneously, protect in addition that the finger structure can also be repeated many times and dismantle the use, convenient cleanness and maintenance.

Description

Indoor unit middle frame structure and air conditioner

Technical Field

The utility model relates to an air conditioner field particularly, relates to an indoor unit center structure and air conditioner.

Background

At present, traditional wall-hanging indoor set on market, including the center and install heat exchanger and automatically controlled box in the center, center top and front side set up to the grid structure, have all played very important effect in the aspect of improving whole center intensity, rigidity and aesthetic property, but also have a very obvious drawback simultaneously, when being close to automatically controlled box position grid rib interval too big, the finger stretches into easily and touches step motor or automatically controlled box connecting wire and causes the electric shock. If the grid interval is too small, the ribs are dense, the material cost is increased, and the heat exchange effect of the evaporator is also influenced.

The utility model discloses a wall-mounted indoor unit and an air conditioner in the prior art, which discloses a middle frame structure, wherein a mounting hole for mounting a filter screen is arranged on the middle frame, a heat exchanger is mounted in a shell, and an electric control box is mounted in the shell and is positioned at one end of the heat exchanger; and a gap is formed between the middle frame and the front side of the heat exchanger at the part between the mounting port and the electric control box, and a finger protection structure positioned in the gap is arranged on the inner side surface of the middle frame. Although this prior art can prevent to a certain extent that the finger from touching motor or automatically controlled box, nevertheless because finger guard structure and center are connected insecure for when removing at ordinary times to take to get and put, installation maintenance or clean by oneself, finger guard structure easily drops from the center, causes finger guard structure to become invalid.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing a center structure and air conditioner to protect among the solution prior art finger structure and easily drop from the center, make the finger easily touch motor or automatically controlled box, easily cause the problem of electric shock.

In order to achieve the above purpose, the technical scheme of the utility model is realized like this:

the utility model provides an indoor unit center structure, the center sets up to a plurality of grid strip staggered connection's latticed structure the inside position that is close to the tip of center sets up electrically controlled device the position that is close to electrically controlled device on the center sets up and protects the finger structure, it installs to protect the finger structure grid strip is last. Inside fully preventing that the finger stretches into the center, effectively avoiding the finger mistake to bump motor, automatically controlled box or connecting wire etc. improve the safety in utilization, can not excessively influence the air inlet effect of former grid again simultaneously, protect in addition that the finger structure can also be repeated many times and dismantle the use, convenient cleanness and maintenance.

Further, the middle frame comprises a top grid and a front grid, the top grid and the front grid are separated through a separation strip, the electric control device is arranged inside the front grid close to the end, and the finger protection structure is arranged on the top grid close to the separation strip. The clearance between the grid strip of top grid is linked together with motor and automatically controlled box, and in the time of normal air inlet, makes things convenient for electrically controlled device's normal heat dissipation, prevents simultaneously that the finger from touching electrically controlled device.

Furthermore, the finger guard structures are arranged in two adjacent grids, the finger guard structures are arranged to be net-shaped structures, and the length and the width of the finger guard structures are arranged according to the distance between the grid bars. On the basis that the cost of manpower, materials and the like is not remarkably increased, the function of effectively preventing the fingers from being touched by mistake is achieved, meanwhile, the influence on the air inlet amount of the top grid part is reduced, and the air inlet noise is reduced.

Furthermore, a connecting wire groove is formed in the edge of the electric control device and the position close to the separation strip, one side, close to the electric control device, of the finger protection structure is connected with the starting end of the connecting wire groove, and the distance c between the side edge, far away from the electric control device, of the finger protection structure and the starting end of the connecting wire groove is larger than 50 mm. The distance from the side edge of the finger protection structure far away from the motor to the motor is about 80mm, the distance from the finger protection structure to the electric control box is about 100mm, and the finger protection structure can ensure that fingers can not touch the motor and/or the electric control box, so that the finger protection effect is achieved.

Further, the main structure of the finger protection structure is set to be rectangular, the finger protection structure comprises transverse ribs and vertical ribs, a plurality of vertical ribs are arranged between every two adjacent transverse ribs, and the vertical ribs and the transverse ribs are arranged in a staggered mode. The finger protection structure forms a small latticed structure, and normal air inlet can be guaranteed while fingers are prevented from stretching into the finger protection structure.

Furthermore, connecting shafts are arranged at two ends of the transverse ribs, the outer diameter of each connecting shaft is smaller than the outer diameter or the side length of each transverse rib, and the outer diameter of each connecting shaft is smaller than the thickness of the grid bars at the positions connected with the connecting shafts. The connecting shaft is used for enhancing the connecting strength between the middle frame and the connecting shaft, and is convenient for the connecting shaft and the middle frame to be fixedly connected.

Further, the radial side of connecting axle sets up first installation department, first installation department sets up to the convex key structure set up the second installation department on the grating strip, the second installation department sets up to the mounting hole, the finger guard structure passes through inside the convex key inserts the mounting hole. And then will protect between the grid strip of finger structure installation top grid, the setting of flange and first installation department can also prevent that connecting axle and grid strip from breaking away from, increases the connection stability of finger structure and center.

Further, the second installation department includes circular port and flange, the flange joint be in the edge of circular port, the flange with the circular port is inside to be linked together, first installation department with the flange aligns.

Furthermore, the finger protection structure and the middle frame are integrally formed or detachably connected, the length a of the finger protection structure is set to be 10-15 mm, the width b of the finger protection structure is set to be 6-10mm, and the distance between two adjacent finger protection structures or two adjacent transverse ribs is set to be 6-10 mm. Make to protect the mesh clearance that indicates the structure to form and point length to cooperate, when operating personnel indicates to be in this position, single little net interval can only allow 1 finger at most to stretch into, and just can touch the filtration screen panel, and can't touch the motor, automatically controlled box on or the connecting wire, avoid the emergence of electric shock accident, not only play good finger effect of protecting, can not influence the intake simultaneously again, guarantee the normal heat transfer of heat exchanger.

Compared with the prior art, indoor set center structure have following advantage:

inside fully preventing that the finger stretches into the center, effectively avoiding the finger mistake to bump motor, automatically controlled box or connecting wire etc. improve the safety in utilization, can not excessively influence the air inlet effect of former grid again simultaneously, protect in addition that the finger structure can also be repeated and dismantle the use many times, convenient cleanness and maintenance.

The utility model also provides an air conditioner, including above indoor set center structure center internally mounted heat exchanger the front side installation panel of center, the heat exchanger passes through connecting tube and off-premises station connection.

Compared with the prior art, the air conditioner and the indoor unit middle frame structure have the same advantages, and the description is omitted.

Drawings

Fig. 1 is a middle frame structure without a finger guard structure according to an embodiment of the present invention;

fig. 2 is a middle frame structure after the finger protection structure is installed according to the embodiment of the present invention;

fig. 3 is an axial view schematically illustrating a finger guard structure according to an embodiment of the present invention;

fig. 4 is a schematic top view of a finger protector according to an embodiment of the present invention;

fig. 5 is a cross-sectional view of a finger guard according to an embodiment of the present invention;

fig. 6 is a sectional view of a key groove structure on a middle frame according to an embodiment of the present invention.

Description of reference numerals:

1-middle frame, 2-finger protection structure, 3-top grating, 4-motor, 5-electric control box, 6-connecting wire groove, 7-front grating, 8-filter screen mounting groove, 9-separating strip, 21-transverse rib, 22-vertical rib, 23-connecting shaft, 24-first mounting part, 11-grating strip, 12-second mounting part, 121-round hole, 122-flange

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanied with figures are described in detail below.

As shown in fig. 1, the middle frame 1 is provided with a grid structure formed by connecting a plurality of grid bars 11 in a staggered manner, a heat exchanger is arranged inside the middle frame 1, an electric control device is arranged at the end part of the heat exchanger, and the electric control device is positioned inside the middle frame 1 and close to the end part. A filter screen mounting groove 8 is formed between the heat exchanger and the electric control device, and the filter screen is mounted inside the middle frame 1 through the filter screen mounting groove 8. The electric control device comprises a motor 4, an electric control box 5 and a connecting wire, wherein a connecting wire groove 6 is arranged at the top edge of the motor 4, the starting end of the connecting wire groove 6 is close to the heat exchanger, and the connecting wire among the motor 4, the electric control box 5 and the heat exchanger is fixed through the connecting wire groove 6. The front end of the middle frame 1 is provided with a panel, and the panel and the front part of the middle frame 1 form a structure close to fit, so that the gap between the panel and the filter screen inside the middle frame is small, and electric shock accidents can not occur basically. The clearance between the grid strips 11 at the top of the middle frame 1 is large and is communicated with the motor 4 and/or the electric control box 5, when the middle frame is moved, taken, installed and maintained or cleaned by itself at ordinary times, fingers easily stretch into the clearance close to the motor 4 and/or the electric control box 5 in the process that an operator moves the middle frame 1, the motor 4 and/or the electric control box 5 are touched by mistake, and safety accidents occur.

As shown in fig. 1-2, the finger protection structure 2 is arranged at a position, close to the electric control device, on the middle frame 1, the finger protection structure 2 is detachably connected to the grid bars 11 of the middle frame 1, namely, the finger protection structure 2 is arranged in the grids formed by the grid bars 11, so that fingers can be fully prevented from extending into the middle frame 1, the motor 4 and/or the electric control box 5 can be effectively prevented from being touched by the fingers by mistake, and the finger protection structure can be repeatedly detached for use, and is convenient to clean and maintain.

Further, the middle frame 1 comprises a top grid 3 and a front grid 7, the front grid 7 and the top grid 3 are separated by a separation strip 9, the panel is arranged on the front side of the front grid 7, and the electric control device is arranged inside the front grid 7 near the end. Preferably, the connecting slot 6 is arranged at the edge of the electric control device and close to the separating strip 9. The gaps between the grid strips 11 of the top grid 3 are communicated with the motor 4 and/or the electric control box 5, so that normal air inlet is realized, and meanwhile, the normal heat dissipation of the electric control device is facilitated.

As part of the embodiment of the present invention, the finger guard structure 2 is disposed at a position close to the separation strip 9 on the top grid 3, preferably, the finger guard structure 2 is disposed in two adjacent grids, and the finger guard structure 2 is disposed as a mesh structure, and the length and width of the finger guard structure 2 are set according to the distance between the grid strips 11. On the basis that the cost of manpower, materials and the like is not remarkably increased, the function of effectively preventing the fingers from being touched by mistake is achieved, meanwhile, the influence on the air inlet amount of the top grid part is reduced, and the air inlet noise is reduced.

The one side that finger guard structure 2 is close to electrically controlled device is connected with the initiating terminal of connecting wire groove 6, finger guard structure 2 is kept away from electrically controlled device's side reason and is greater than the length of finger with the distance groove c between the 6 initiating terminals of connecting wire groove, it is preferred, distance c is for being greater than 50mm, it is more preferred, distance c sets up to 60mm, make finger guard structure 2 keep away from the distance of the side reason distance motor of motor 4 about 80mm, the distance apart from automatically controlled box 5 is about 100mm, enough guarantee that the finger can not touch motor 4 and/or automatically controlled box 5, play the effect of finger guard.

As shown in fig. 2 to 6, further, the connection form between the finger guard structure 2 and the middle frame 1 is at least one of installation forms such as a key groove structure, a buckle structure, a sliding installation structure or a plug-in type structure, and specifically, the adjustment can be performed according to different models of the middle frames 1. Furthermore, a first mounting part 24 is arranged on the finger protection structure 3, a second mounting part 12 is arranged on the grille strip 11 at the corresponding part of the middle frame 1, and the finger protection structure 2 is fixedly mounted on the middle frame 1 through the first mounting part 24 and the second mounting part 12.

Preferably, the first mounting portion 24 is configured as a protruding key, the second mounting portion 12 is configured as a mounting hole, and the finger guard structure 2 is inserted into the mounting hole through the protruding key, so that the finger guard structure 2 and the middle frame 1 are stably connected.

As a part of the embodiment of the utility model provides a finger guard structure 2 mainly embodies in total length direction according to the different specifications of the interval setting of the grid strip 11 of actual center 1. When the finger protector is used, finger protection structures corresponding to different specifications are selected according to the space between the grid bars 11 on the middle frame 1.

Further, the major structure of finger guard structure 2 sets up to the rectangle, and finger guard structure 2 includes horizontal rib 21 and vertical rib 22, and horizontal rib 21 forms finger guard structure 2's main part, sets up a plurality of vertical ribs 22 between two adjacent horizontal ribs 21, and a plurality of vertical ribs 22 and horizontal rib 21 crisscross setting for finger guard structure 2 also forms little latticed structure. Preferably, set up vertical rib 22 and horizontal rib 21 perpendicularly, the length direction setting of horizontal rib 21 center 1, vertical rib 22 sets up along the width direction of top grid 3 for finger protector structure 2 forms the groined type structure, reduces the influence to the air inlet.

Connecting shafts 23 are arranged at two ends of the transverse ribs 21, the outer diameter of each connecting shaft 23 is smaller than the outer diameter or the side length of each transverse rib 21, and the length of each connecting shaft 23 is about 5mm, so that the connecting shafts 23 and the middle frame 1 can be conveniently and fixedly connected. A second mounting part 12 is arranged on the grille strip 11 corresponding to the finger protection structure 2 on the middle frame 1, the second mounting part 12 is of a mounting hole structure, and the connecting shaft 23 is inserted into the mounting hole, so that the finger protection structure 2 is fixedly connected with the middle frame 1.

Furthermore, in order to increase the connection stability between the finger protection structure 2 and the middle frame 1, the grid strips 11 connected with the connecting shaft 23 are thickened, that is, the outer diameter of the connecting shaft 23 is smaller than the thickness of the grid strips 11 at the connecting part with the connecting shaft 23, preferably, the thickness is increased by 2-4 mm, so as to enhance the connection strength between the middle frame 1 and the connecting shaft 23.

Preferably, be provided with first installation department 24 at the radial side of connecting axle 23, first installation department 24 sets up to the convex key structure, correspondingly, second installation department 12 includes circular port 121 and flange 122, flange 122 connects the edge at circular port 121, and flange 122 and circular port 121 are inside to be linked together, the diameter of circular port 121 is not less than the external diameter of connecting axle 23, the width of flange 122 is not less than the width of convex key, when connecting axle 23 is installed on grid strip 11, first installation department 24 aligns with flange 122, and then install finger guard structure 2 between the grid strip 11 of top grid 3, the setting of flange 122 and first installation department 24 can also prevent connecting axle 23 and grid strip 11 and break away from, increase finger guard structure 2 and center 1's connection stability.

Further, the finger protection structure 2 can be installed in only one grid of the top grid 3, or in two or more adjacent grids, and specifically can be set according to the structure of the middle frame 1, and in actual use, the finger protection structure 2 can be set to different specifications according to different distances between the grid strips 11 on different middle frames 1 in the length direction, so that the application range is wide.

As shown in fig. 3-4, preferably, the length a of the finger protection structure 2 is set to 10-15 mm, the width b is set to 6-10mm, and the distance between two adjacent finger protection structures 2 or the transverse ribs 21 is set to 6-10mm, so that the mesh gap formed by the finger protection structure 2 is matched with the finger length, when an operator fingers are in the position, the distance between the single small meshes can only allow 1 finger to extend into the space, and only can touch the filter screen, and the motor, the electric control box or the connecting line cannot be touched, thereby avoiding the occurrence of electric shock accidents, achieving good finger protection effect, simultaneously not affecting the air intake, and ensuring the normal heat exchange of the heat exchanger.

As shown in fig. 2 to 6, further, the finger protection structure 2 provided in this embodiment may also be configured as a structure integrally formed with the middle frame 1, and may also be fixed on the grid bars 11 of the middle frame 1 by using an adhesive manner, so that the application range is wide, the finger protection structure 2 is configured as a material with high elasticity or high plasticity, thereby facilitating installation and disassembly, and the finger protection structure 2 is not broken when being installed and disassembled, so as to improve the service life of the finger protection structure 2.

The indoor set center structure that this embodiment provided only installs finger guard structure in one to two grids of original air inlet grille, save material, effectively avoid the finger mistake to touch motor 4 and/or automatically controlled box 5, can also repeat many times and dismantle the use, convenient cleanness and maintenance.

As a part of the embodiment of the utility model provides an air conditioner is still provided, including above indoor set center structure, at 1 internally mounted heat exchanger of center, the front side installation panel of center, the heat exchanger passes through connecting tube and off-premises station connection.

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

Claims (10)

1. The utility model provides an indoor unit center structure, center (1) sets up to a plurality of grid strip (11) staggered connection's latticed structure center (1) inside position near the tip sets up electrically controlled device, its characterized in that be close to on center (1) electrically controlled device's position sets up finger guard structure (2), finger guard structure (2) are installed on grid strip (11).

2. Indoor unit center structure according to claim 1, characterized in that the center (1) comprises a top grill (3) and a front grill (7), the top grill (3) and the front grill (7) are separated by a separation strip (9), the electric control device is arranged inside the front grill (7) near the end, and the finger guard (2) is arranged on the top grill (3) near the separation strip (9).

3. An indoor unit middle frame structure according to claim 2, characterized in that the finger guard structures (2) are arranged in two adjacent grids, the finger guard structures (2) are arranged in a net structure, and the length and width of the finger guard structures (2) are arranged according to the spacing between the grid bars (11).

4. Indoor unit center structure according to claim 2, characterized in that a connection wire groove (6) is provided at the edge of the electric control device and near the separation strip (9), one side of the finger guard structure (2) near the electric control device is connected to the beginning of the connection wire groove (6), and the distance c between the side edge of the finger guard structure (2) far from the electric control device and the beginning of the connection wire groove (6) is larger than 50 mm.

5. The indoor unit middle frame structure according to any one of claims 1 to 4, characterized in that the main structure of the finger guard structure (2) is rectangular, the finger guard structure (2) comprises transverse ribs (21) and vertical ribs (22), a plurality of vertical ribs (22) are arranged between two adjacent transverse ribs (21), and the plurality of vertical ribs (22) and the transverse ribs (21) are arranged in a staggered manner.

6. An indoor unit middle frame structure according to claim 5, wherein connecting shafts (23) are provided at both ends of the horizontal rib (21), an outer diameter of the connecting shaft (23) is smaller than an outer diameter or a side length of the horizontal rib (21), and an outer diameter of the connecting shaft (23) is smaller than a thickness of the grill bar (11) at a connection portion with the connecting shaft (23).

7. An indoor unit middle frame structure according to claim 6, characterized in that a first mounting part (24) is provided on a radial side of the connecting shaft (23), the first mounting part (24) is provided as a convex key structure, a second mounting part (12) is provided on the grill bar (11), the second mounting part (12) is provided as a mounting hole, and the finger guard structure (2) is inserted into the mounting hole through the convex key.

8. An indoor unit middle frame structure according to claim 7, wherein the second mounting portion (12) includes a circular hole (121) and a flange (122), the flange (122) is connected to an edge of the circular hole (121), the flange (122) communicates with an inside of the circular hole (121), and the first mounting portion (24) is aligned with the flange (122).

9. The indoor unit middle frame structure of claim 5, characterized in that the finger guard structure (2) and the middle frame (1) are integrally formed or detachably connected, the length a of the finger guard structure (2) is set to be 10-15 mm, the width b of the finger guard structure is set to be 6-10mm, and the distance between two adjacent finger guard structures (2) or two adjacent transverse ribs (21) is set to be 6-10 mm.

10. An air conditioner, characterized in that, comprising the indoor unit middle frame structure of any one of claims 1 to 9, a heat exchanger is installed inside the middle frame (1), a panel is installed on the front side of the middle frame (1), and the heat exchanger is connected with an outdoor unit through a connecting pipeline.

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