TW202035882A - Drainage pump with mounting structure for air conditioner each of the fixed feet has a plate-shaped body and two reinforcing ribs on both sides of the plate-shaped body - Google Patents

Abstract

A drainage pump with mounting structure for an air conditioner, comprising a lower casing; a main casing arranged on the lower casing and forming a drainage chamber between the main casing and the lower casing; and a drain blade arranged in the drainage chamber the main casing contains a motor; and a cover is arranged on the main casing; the outer circumferential surface of the main casing extends upward and outward obliquely with a plurality of fixed feet, part of the plurality of fixed feet are fixed on the outer peripheral surface of the main casing, and the remaining part is higher than the top of the main casing by a predetermined length. Each of the fixed feet has a plate-shaped body and two reinforcing ribs on both sides of the plate-shaped body. The two reinforcing ribs of each fixed foot are parallel to each other; the top of each fixed foot is provided with a platform, and the platform has a fixing hole.

Description

Drain pump for air conditioner with installation structure

The present invention relates to a drainage device, in particular to a drainage pump for an air conditioner with an installation structure.

The Chinese Invention Patent No. I612921 discloses a drain pump for air conditioners. Its shell is divided into a motor upper shell, a cylindrical body and a lower drain shell, and the motor upper shell is provided with three upwardly extending Fixed feet, these three fixed feet can be used to install on the air conditioner. In addition, the fixing method between the upper housing of the motor and the cylindrical body is that the upper housing of the motor extends outwards with a plurality of lugs, and the cylindrical body extends outwards with a plurality of fixing posts, and bolts pass through the convex The ears are locked on the fixing pole, thereby fixing the upper shell of the motor on the cylindrical body.

Japanese Patent No. 4874765 discloses another drainage pump for an air-conditioning device. The top of the motor housing (Figure No. 2) is provided with three fixed feet with unequal angular distribution, which can be used to install on the air-conditioning device. In addition, the fixing method between the upper plate of the motor housing and the middle pump housing (figure number 1) is also by extending the plurality of lugs (figure number 21) from the motor housing Extend a plurality of take-and-attach parts (Figure No. 12), and use bolts to pass through the lugs to lock to the take-and-attach part, thereby fixing the motor part on the pump housing.

The Japanese Patent No. 5934515 also discloses a drain pump for an air conditioner. The integral shell is a shell housing the motor and part of the motor components, and the upper part of the housing contains the motor (Figure No. 60). In the middle of the housing, the motor components (the drive shaft (No. 110) and the water baffle (No. 30)) are housed. In this case, there are three fixed feet on the top edge of the shell, which can be used to install on the air conditioner. In addition, as can be seen from Figure 4 of the case, the motor shell is also provided with a convex portion to be combined with the taking hole of the shell.

It can be known from the aforementioned known technology that when a fixed foot is provided on the drain pump, it is also necessary to consider the configuration relationship of the motor provided on the top of the casing. Therefore, the above-mentioned different aspects of implementation are available.

In the above-mentioned known technology, the fixing feet are arranged in a manner that is arranged on the uppermost cover of the housing or at the top of the motor housing, since the lower housing is additionally connected to the upper cover by a connector Body or motor housing, so its overall structure will be relatively loose, and it is easier to generate noise or vibration during operation due to the assembly gap. However, in the above-mentioned known technology, if the fixed feet are provided on the housing, there are problems with the matching of the protrusions and the extraction holes when the motor housing and the housing are assembled.

The present invention proposes a drainage pump for an air conditioner with a mounting structure. The fixed feet are arranged on the main housing, and there is no problem of assembly between the motor housing and the housing. The structure is different from the current known technology. .

In order to solve the above-mentioned problems, the present invention proposes a drainage pump for an air conditioner with a mounting structure, which includes: a lower casing, a suction port formed at the bottom, and a drain port formed on the side; a main casing, which is cylindrical, is provided A drainage chamber is formed above the lower housing and between the lower housing, the water suction port and the drainage port are spatially connected to the drainage chamber, and the main housing has a motor chamber and an overflow Compartment; the drainage chamber is provided with a drainage blade, the motor housing is accommodating a motor, the overflow chamber is located below the motor chamber, and the bottom has a perforation to communicate with the drainage chamber spatially, the drainage blade It is connected with the drive shaft of the motor through the perforation; and a cover is arranged on the main casing to cover the motor chamber; the outer peripheral surface of the main casing extends upward and outward obliquely and fixedly A part of the plurality of fixed feet is fixed on the outer peripheral surface of the main housing, and the remaining part is higher than the top of the main housing by a predetermined length. Each of the fixed feet has a plate-shaped body and two fixed feet located on the plate-shaped body. Two reinforcing ribs on the side, the two reinforcing ribs of each fixed foot are parallel to each other; the top of each fixed foot has a platform, and the platform has a fixing hole.

Thereby, the fixing feet of the present invention are arranged on the main housing, which can solve the problem of loose structure caused by the fixing feet being arranged on the cover in the prior art. In addition, in the present invention, the fixed foot is arranged on the main housing, so that the cover can be covered on the main housing without interfering with the fixed foot. Therefore, there is no problem with the installation of the motor housing in the prior art, which also solves the problem. The problem of assembling between the motor housing and the housing in the prior art is improved in efficiency, and the structure is different from the prior known technology.

In order to explain in detail the technical features of the present invention, the following preferred embodiments are described in conjunction with the drawings, in which:

As shown in Figures 1 to 6, a preferred embodiment of the present invention provides a drainage pump 10 for an air conditioner with a mounting structure, which is mainly composed of a lower housing 11, a main housing 21 and a cover. 31 composed of:

The lower shell 11 has a water suction port 12 formed at the bottom and a drain port 14 formed on the side.

The main housing 21 has a cylindrical shape and is located above the lower housing 11 and forms a drainage chamber 18 with the lower housing 11. The water suction port 12 and the drainage port 14 are both spatially connected to The drainage chamber 18 and the main housing 21 have a motor chamber 22 and an overflow chamber 24. The drainage chamber 18 is provided with a drainage vane 19, the motor compartment 22 contains a motor 23, the overflow compartment 24 is located below the motor compartment 22, and the main housing 21 is on the side of the overflow compartment 24 A plurality of overflow holes 241 are provided on the side for the water in the overflow chamber 24 to drain outward, and the bottom of the main housing 21 has a perforation 26 that is spatially connected to the drainage chamber 18, and the drainage blade 19 is connected by The through hole 26 is connected to the drive shaft of the motor 23. A plurality of clamping blocks 28 are provided on the outer surface of the main housing 21.

The cover 31 covers the main housing 21 and covers the motor chamber 22. In this embodiment, the cover 31 extends outward and downward with a plurality of hooks 38, and the cover 31 is fixed to the main housing 21 by hooking the plurality of blocking blocks 28 by the plurality of hooks 38. In this embodiment, the number of the plurality of hooks 38 is three.

Wherein, the outer peripheral surface of the main housing 21 is upwardly and outwardly extending obliquely with three fixed feet 29. The three fixed feet 29 are partially fixed on the outer peripheral surface of the main housing 21, and the remaining parts are higher than the main housing. 21 has a predetermined length at the top end, each of the fixed legs 29 has a plate-shaped body 291 and two reinforcing ribs 292 respectively located on two sides of the plate-shaped body 291, and the two reinforcing ribs 292 of each of the fixed legs 29 are parallel to each other. In addition, each of the fixing feet 29 has a platform 294 at the top, and the platform 294 has a fixing hole 295 through which a bolt 99 can pass to lock the platform 294 on an air conditioner 91. The three hook portions 38 and the three fixed feet 29 are alternately arranged, one of the hook portions 38 is located between the two fixed feet 29, and the one of the fixed feet 29 is located between the two hook portions 38. The number of the aforementioned fixed feet 29 is three as an example. In actual implementation, it can also be set to two fixed feet or four fixed feet as needed, and it is not limited to three.

In actual implementation, the aforementioned three fixing feet 29 are integrally formed with the main housing 21, that is, the plate-shaped body portion 291 and reinforcing ribs 292 of each fixing leg 29 are integrated with the main housing 21 Shaped. Moreover, the plate-shaped body portion 291 of each of the fixed feet 29 extends obliquely upwards and outwards from the bottom of the outer peripheral surface of the main housing 21. As can be seen from the drawings in this case, each of the fixed feet 29 mainly goes toward Extend upward, and slightly tilt outward. In the interval from the bottom to the top of the outer peripheral surface of the main housing 21, the plate-shaped body portion 291 of each fixed leg 29 is gradually thicker from the bottom to the top, where the thickness refers to the outer peripheral surface of the main housing 21 as The thickness of the main housing 21 increases radially outward from the bottom. For the state, refer to Figure 6; and at the part higher than the top of the main housing 21, the plate-shaped body 291 of each fixed leg 29 The thickness is the same from bottom to top. The thickness of the two reinforcing ribs 292 of each of the fixing feet 29 gradually increases along the bottom end of the surface of the plate-shaped body 291, and the surface of the plate-shaped body 291 is lower than the surface of the two reinforcing ribs 292.

In addition, the three fixed legs 29 do not interfere with the top edge of the main housing 21, and the area enclosed by the plate-shaped body 291 of the three fixed legs 29 at the top of the main housing 21 is larger than the cover Body 31, so that when the cover body 31 is covered on the main casing 21, it can directly cover the top edge of the main casing 21 without being interfered by the three fixing feet 29, thereby making the cover The assembly of the body 31 and the main housing 21 is easier.

The architecture of this embodiment has been explained above, and the state of use of this embodiment will be explained next.

Please refer to Fig. 7 in conjunction with Fig. 6. Before use, the present invention is installed on an air conditioner 91, which is mainly installed by passing a plurality of bolts 99 through the fixing holes 295 of the three fixing feet 29 It is locked on the air conditioner 91. In use, since the three fixing feet 29 of the present invention extend upward from the bottom of the outer peripheral surface of the main housing 21, the fixed three fixing feet 29 are equivalent to directly pulling the main housing 21, which The fixed effect formed is more stable than the structure in which the fixed feet are provided on the cover in the prior art, and the structure where the three fixed feet 29 extend upward from the bottom of the main housing 21 is equivalent to that of the main housing 21 The bottom of the slab is fixed by the three fixing feet 29, so it can provide a better fixing effect than the current known technology. In addition, since the three fixed feet 29 also have a predetermined length on the top of the main casing 21, the main casing 21 is suspended under the air conditioner 91. When the motor 23 is running, it drives the drain blade 19 The vibration generated by the rotation can be absorbed by the suspension relationship of the three fixed feet 29, thereby reducing vibration and noise.

In addition, since there is no connection relationship between the three fixing feet 29 and the cover 31, but only the relationship between the cover 31 and the main housing 21 is directly covered, therefore, the motor 23 only needs to be directly inserted into the main The motor chamber 22 in the housing 21 is covered with the cover 31 to complete the assembly of the motor 23. There is no need to consider the assembly problem between the motor housing and the housing in the prior art, which also solves the aforementioned conventional problems. Know the technical issues.

In summary, the fixed foot 29 of the present invention is provided on the main housing 21 instead of the cover 31, so it solves the problem of loose structure caused by the fixed foot on the cover in the prior art. problem. In addition, in the present invention, the fixing feet 29 are arranged on the main housing 21, so that the cover 31 can be arranged on the main housing 21 without interfering with the fixing feet 29, so there is no motor housing in the prior art. The problem also solves the problem of assembly between the motor housing and the housing in the prior art, and has an improved efficiency, and the structure is different from the current known technology.

It should be supplemented that, as shown in FIG. 3, the fixing method between the lower housing 11 and the main housing 21 is actually fixed by a plurality of bolts 99. In addition, as shown in FIG. 8, the lower casing 11 and the main casing 21 can also be hooked and fixed by a combination of a plurality of hook portions 118 and a locking block 28.

10: Drain pump for air conditioner with mounting structure 11: Lower shell 118: Hook part 12: Suction port 14: Drain port 18: Drain chamber 19: Drain vane 21: Main shell 22: Motor compartment 23: Motor 24: Overflow chamber 241: Overflow hole 26: Perforation 28: Block 29: Fixed foot 291: Plate-shaped body 292: Reinforcing rib 294: Platform 295: Fixed hole 31: Cover 38: Hook part 91: Air conditioner 99 :bolt

Figure 1 is a combined perspective view of a preferred embodiment of the present invention. Figure 2 is an exploded view of a preferred embodiment of the present invention. Figure 3 is a partial exploded view of a preferred embodiment of the present invention. Figure 4 is another exploded view of a preferred embodiment of the present invention, showing a bottom view. Figure 5 is a top view of a preferred embodiment of the present invention. Figure 6 is a cross-sectional view taken along line 6-6 in Figure 5. Fig. 7 is a diagram of the use state of a preferred embodiment of the present invention. Figure 8 is an exploded view of another part of a preferred embodiment of the present invention, showing that the connecting structure between the main housing and the lower housing is a hook and a block structure.

10: Drain pump for air conditioner with installation structure

11: Lower shell

12: suction port

14: Drain

18: Drainage chamber

19: Drain blade

21: main shell

22: Motor room

23: Motor

24: overflow chamber

241: Overflow Hole

28: card block

29: fixed feet

291: Plate Body

292: Reinforcement Rib

294: Platform

295: fixed hole

31: Lid

38: Hook

Claims (7)

A drainage pump for an air conditioner with an installation structure, comprising: a lower shell, a suction port is formed at the bottom, and a drain port is formed on the side; a main shell, which is cylindrical, is arranged above the lower shell, and A drainage chamber is formed between the lower casing, the suction port and the drainage port are spatially connected to the drainage chamber, and the main casing has a motor chamber and an overflow chamber; the drainage chamber is provided with a A drain blade, in which a motor is accommodated in the motor compartment, the overflow compartment is located below the motor compartment, and the bottom has a perforation to communicate with the drain chamber spatially, and the drain blade is connected to the drain chamber through the perforation The drive shaft of the motor is connected; and a cover is arranged on the main housing to cover the motor chamber; characterized in that: the outer circumferential surface of the main housing extends upward and outward obliquely a plurality of fixed feet, the plural Some of the fixed feet are fixed on the outer peripheral surface of the main casing, and the rest are higher than the top of the main casing by a predetermined length. Each of the fixed feet has a plate-shaped body and two reinforcements located on both sides of the plate-shaped body. Ribs, the two reinforcing ribs of each fixed foot are parallel to each other; the top of each fixed foot has a platform, and the platform has a fixed hole. According to the first item of the scope of patent application, the drainage pump for an air conditioner with an installation structure, wherein: the plate-shaped body of each of the fixed feet is integrally formed with the main casing and extends from the bottom of the outer peripheral surface of the main casing Extend diagonally upwards outwards. According to the second item of the scope of patent application, the drainage pump for an air conditioner with an installation structure, wherein: in the interval from the bottom to the top of the outer peripheral surface of the main casing, the plate-shaped body of each fixed foot is from the bottom to the top The upper part becomes thicker; in the part higher than the top of the main shell, the thickness of the plate-shaped body of each fixed foot is the same from bottom to top. According to the first item of the scope of patent application, the drainage pump for an air conditioner with an installation structure, wherein: the two reinforcing ribs of each of the fixed feet are gradually increasing in thickness along the bottom end of the surface of the plate-shaped body, and the plate-shaped body The board surface of the part is lower than the surface of the two reinforcing ribs. According to the first item of the scope of patent application, the drainage pump for an air conditioner with an installation structure, wherein: the cover system extends outwards and downwards with a plurality of hooks, the outer surface of the main housing is provided with a plurality of clamping blocks, and the cover system The hook part hooks the plurality of clamping blocks and is fixed to the main casing. According to the first item of the scope of patent application, the drainage pump for an air conditioner with an installation structure, wherein: the area enclosed by the plate-shaped body of the plurality of fixed feet on the top of the main casing is larger than the cover, When the cover body is covered on the main housing, the plurality of fixing feet do not interfere with the cover body. According to the first item of the scope of patent application, the drainage pump for an air conditioner with an installation structure, wherein: the plurality of fixing feet do not interfere with the top edge of the main casing, and the cover system covers the top edge of the main casing.

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