CN204239310U - A kind of efficient silencing type double suction air conditioning pump bearing part - Google Patents

Abstract

The utility model discloses a high-efficiency quiet double-suction air-conditioning pump bearing part. The bearing part includes a driving end bearing part and a tail end bearing part. The tail end bearing part includes: a first bearing gland, which is fixed on a part of the tail end bearing Side; the first bearing body, which is composed of two symmetrical first small semicircular support bearings; the first felt ring, which is sleeved on the pump shaft; the first water retaining ring, which is sleeved on the pump shaft; the first The seal ring is set on the pump shaft, and the drive end bearing components include: the second bearing gland, which is fixed on one side of the drive end bearing; the second bearing body, which is composed of two symmetrical second small semicircular support bearings The two second felt rings are respectively sleeved on the pump shaft; the second water retaining ring is sleeved on the pump shaft; the two second sealing rings are respectively sleeved on the pump shaft. The utility model has good positioning effect, uniform force, is not easy to generate vibration, has good sealing performance, low manufacturing cost and long service life.

Description

A high-efficiency and quiet double-suction air-conditioning pump bearing component

technical field

The utility model relates to a bearing component, in particular to a high-efficiency and quiet double-suction air-conditioning pump bearing component.

Background technique

The bearing bodies of the existing driving end bearing parts and the tail end bearing parts are generally respectively arranged at both ends of the pump shaft, and the bearing gland is generally arranged on the pump shaft and supported with the bearing body. In order to fix the bearing body, it generally needs Protruding semicircle supports are installed at both ends of the pump shaft. When the bearing body is fixed on the protruding semicircle support, it cannot be positioned upward. Only the lower half circle of the semicircle support acts as a support, so the pump body is prone to vibration, and the running stability is poor. the service life of the bearing;

Since it is necessary to set protruding semicircular supports at both ends of the pump shaft, the axial dimension is lengthened, and the boring bar of the boring machine needs to be lengthened, which reduces the rigidity of the boring bar, reduces the machining accuracy, and reduces the operation of the pump. reliability.

In addition, the existing bearing body cannot discharge waste oil (grease that has lost its lubricating effect), and can only be removed by removing the bearing body, which increases the maintenance cost of the user.

Furthermore, the sealing performance of the existing bearing parts is very poor, and water easily enters the bearing cavity, which affects the service life of the bearings, and a bearing bush needs to be arranged on the tail end bearing parts, which increases the processing and manufacturing costs.

Utility model content

In order to solve the above problems, the utility model provides a high-efficiency and silent double-suction air-conditioning pump bearing component with uniform force, low vibration, long service life and low manufacturing cost.

In order to achieve the above object, the technical scheme of the utility model is as follows:

A high-efficiency and quiet double-suction air-conditioning pump bearing part, the bearing part includes a driving end bearing part and a tail end bearing part, and the tail end bearing part includes:

The first bearing gland, the first bearing gland is fixed on one side of the tail end bearing, and the top end of the first bearing gland is provided with an end cover;

The first bearing body, the first bearing body is sleeved on one side of the pump shaft, the first bearing body is composed of two symmetrical first small semicircle support bearings, one end of one of the first small semicircle support bearings is connected with The pump cover spigot fits, the other end supports the first bearing gland, and one end of the other first small semicircular support bearing fits with the pump body spigot, and the other end supports the first bearing gland;

a first felt ring, the first felt ring is sleeved on the pump shaft, and the first felt ring is in contact with the first bearing body;

A first water retaining ring, the first water retaining ring is sleeved on the pump shaft, and the first water retaining ring is located in the first bearing body;

a first sealing ring, the first sealing ring is sleeved on the pump shaft, the first sealing ring is located in the first bearing body,

The drive end bearing components include:

a second bearing cover, the second bearing cover is fixed on one side of the drive end bearing;

The second bearing body, the second bearing body is sleeved on the other side of the pump shaft, the second bearing body is composed of two symmetrical second small semicircle support bearings, one end of one of the second small semicircle support bearings is connected with the pump The cover seam fits, the other end supports the second bearing gland, and one end of the other second small semicircular support bearing fits with the pump body seam, and the other end supports the second bearing gland;

Two second felt rings, the two second felt rings are respectively sleeved on the pump shaft, one of which is in contact with the second bearing body, and the other is located between the second bearing gland and the pump shaft;

A second water retaining ring, the second water retaining ring is sleeved on the pump shaft, and the second water retaining ring is located in the second bearing body;

Two second sealing rings, the two second sealing rings are sleeved on the pump shaft respectively, one of which is located in the second bearing body, and the other is matched with the second bearing gland.

In a preferred embodiment of the present utility model, the first small semicircle support bearing and the second small semicircle support bearing which respectively cooperate with the notches of the pump body are respectively provided with a first oil discharge port and a second oil discharge port.

In a preferred embodiment of the present utility model, a bearing pad is provided between the first bearing body and the tail end bearing.

Through above-mentioned technical scheme, the beneficial effect of the utility model is:

The utility model has good positioning effect, uniform stress, is not easy to generate vibration, has good sealing performance, low manufacturing cost and long service life.

The utility model reduces the axial dimension of the pump shaft, reduces processing difficulty and improves processing precision.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are only some embodiments of the utility model, and those skilled in the art can also obtain other drawings based on these drawings without creative work.

Fig. 1 is the structural representation of tail end bearing part;

Fig. 2 is a structural schematic diagram of the drive end bearing components.

Detailed ways

In order to make the technical means, creative features, goals and effects achieved by the utility model easy to understand, the utility model will be further elaborated below in conjunction with specific illustrations.

Referring to FIG. 1 and FIG. 2 , the utility model provides a high-efficiency and silent double-suction air-conditioning pump bearing component, which includes a driving-end bearing component 200 and a tail-end bearing component 100 respectively.

The tail end bearing component 100 includes a first bearing cover 110 , a first bearing body 120 , a first felt ring 130 , a first water retaining ring 140 and a first sealing ring 150 .

The first bearing gland 110 is arranged at one end of the pump shaft 300, and it can cover the tail end bearing 400 on the pump shaft 300, and it can provide support for the first bearing body 120, and an opening is arranged at the top of the first bearing gland 110 , the opening is provided with an end cap 111 .

The first bearing body 120 is sleeved on the pump shaft 300 and is located between the pump body 310 and the first bearing gland 110, and the first bearing body 120 also covers the tail end bearing 400;

The first bearing body 120 is specifically composed of two symmetrical first small semicircle support bearings 121, one end of one of the first small semicircle support bearings 121 fits with the pump cover 320 spigot, the other end supports the first bearing gland 110, and the other end One end of a first small semicircular support bearing 121 fits with the notch of the pump body 310 , and the other end supports the first bearing gland 110 .

Specifically, the first bearing body 120 is respectively positioned with the pump cover 320 and the pump body 310 through the bolts 122, so that the positioning effect is good.

In order to prevent the tail end bearing 400 from being crushed when the first bearing body 120 covers the tail end bearing 400 , a bearing pad 160 is provided between the tail end bearing 400 and the first bearing body 120 .

In addition, a first oil discharge port 122 is provided on the first small semicircular support bearing 121 that is matched with the notch of the pump body 310 on the bottom side of the pump shaft 300, and the first oil discharge port 122 can discharge the waste oil in the tail end bearing 400 discharge.

The first felt ring 130 is sheathed on the pump shaft 300 and is in contact with the first bearing body 120 , which is used to improve the sealing performance between the first bearing body 120 and the pump shaft 300 .

The first water retaining ring 140 is sheathed on the pump shaft 300 and located in the first bearing body 120, and is used to prevent water from entering the bearing cavity and improve the sealing performance.

The first sealing ring 150, which is sleeved on the pump shaft 300, is located in the first bearing body 120, and is located between the first felt ring 130 and the first water retaining ring 140, which is used to improve the first felt ring 130 and the first water retaining ring 140 , so as to further improve the overall sealing performance between the first bearing body 120 and the pump shaft 300 .

Since the overall sealing between the first bearing body 120 and the pump shaft 300 is good, and the setting positions of the first bearing gland 110 and the first bearing body 120 are different, there is no need to set a bearing bush on the tail end bearing 400 sets, reducing manufacturing costs.

The driving end bearing component 200 includes a second bearing cover 210 , a second bearing body 220 , two second felt rings 230 , a second water retaining ring 240 and two second sealing rings 250 .

The second bearing gland 210 is disposed on the other end of the pump shaft 300 and can provide support for the second bearing body 220 .

The second bearing body 220, which is sleeved on the pump shaft 300, is located between the pump body 310 and the second bearing gland 210, and the second bearing body 220 also covers the driving end bearing 500;

The second bearing body 220 is specifically composed of two symmetrical second small semicircle support bearings 221, one end of one of the second small semicircle support bearings 221 fits with the notch of the pump cover 320, the other end supports the second bearing gland 210, and the other end supports the second bearing gland 210. One end of a second small semicircular support bearing 221 fits with the notch of the pump body 310 , and the other end supports the second bearing gland 210 .

Specifically, the second bearing body 220 is respectively positioned with the pump cover 320 and the pump body 310 through the bolts 222, so that the positioning effect is good.

In addition, a second oil discharge port 222 is provided on the second small semicircle support bearing 221 on the bottom side of the pump shaft 300 and matched with the notch of the pump body 310, and the second oil discharge port 222 can discharge the waste oil in the driving end bearing 500 discharge.

Two second felt rings 230 are sleeved on the pump shaft 300 respectively, one of which is in contact with the second bearing body 220 and can be used to improve the sealing between the second bearing body 220 and the pump shaft 300, and the other second felt ring The ring 230 is located between the second bearing gland 210 and the pump shaft 300 , and is used to improve the sealing performance between the second bearing gland 210 and the pump shaft 300 .

The second water retaining ring 240 is sheathed on the pump shaft 300 and located in the second bearing body 220, and is used to prevent water from entering the bearing cavity and improve the sealing performance.

Two second sealing rings 250 are respectively sleeved on the pump shaft 300, one of which is located in the second bearing body 220, and is located between the second felt ring 230 and the second water retaining ring 240, which is used to improve the second The tightness between the felt ring 230 and the second water retaining ring 240, thereby further improving the overall tightness between the second bearing body 220 and the pump shaft 300;

Another second sealing ring 250 cooperates with the second bearing cover 210 and is used for sealing the second bearing cover 210 .

In this way, by fitting the first bearing body 120 and the second bearing body 220 on the pump shaft 300 respectively, the first bearing gland 110 and the second bearing gland 210 are respectively arranged and fixed on both ends of the pump shaft 300 to support The first bearing body 120 , the second bearing body 220 , and the two ends of the pump shaft 300 do not need to be provided with protruding semicircular supports, which reduces the axial dimension of the pump shaft 300 , reduces the processing difficulty and improves the processing accuracy.

The basic principles and main features of the present utility model and the advantages of the present utility model have been shown and described above. Those skilled in the art should understand that the utility model is not limited by the above-mentioned embodiments. The above-mentioned embodiments and descriptions only illustrate the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model The new model also has various changes and improvements, and these changes and improvements all fall within the scope of the claimed utility model. The scope of protection required by the utility model is defined by the appended claims and their equivalents.

Claims (3)

1. an efficient silencing type double suction air conditioning pump bearing part, described bearing part comprises drive end bearing parts and tail end bearing part, it is characterized in that, described tail end bearing part comprises:

Clutch shaft bearing gland, described clutch shaft bearing gland is fixed on the side of tail end bearing, and the top of described clutch shaft bearing gland is provided with end cap;

Clutch shaft bearing body, described clutch shaft bearing body is set in the side of pump shaft, described clutch shaft bearing body is made up of two symmetrical the first small semicircle spring bearings, one end of one of them the first small semicircle spring bearing coordinates with pump cover seam, the other end supports clutch shaft bearing gland, one end of another the first small semicircle spring bearing coordinates with pump housing seam, and the other end supports clutch shaft bearing gland;

First felt circle, described first felt snare is located on pump shaft, and described first felt circle contacts with clutch shaft bearing body;

First gear hydrosphere, described first gear hydrosphere is set on pump shaft, and described first gear hydrosphere is positioned at clutch shaft bearing body;

First seal ring, described first seal ring is set on pump shaft, and described first seal ring is positioned at clutch shaft bearing body,

Described drive end bearing parts comprise:

Second bearing gland, described second bearing gland is fixed on drive end bearing side;

Second bearing support, described second bearing support is set in the opposite side of pump shaft, second bearing support is made up of two symmetrical the second small semicircle spring bearings, one end of one of them the second small semicircle spring bearing coordinates with pump cover seam, the other end supports the second bearing gland, one end of another the second small semicircle spring bearing coordinates with pump housing seam, and the other end supports the second bearing gland;

Two the second felt circles, described two the second felt circles are set on pump shaft respectively, and one of them contacts with the second bearing support, and another is between the second bearing gland and pump shaft;

Second gear hydrosphere, described second gear hydrosphere is set on pump shaft, and described second gear hydrosphere is positioned at the second bearing support;

Two the second seal rings, described two the second seal rings are set on pump shaft respectively, and one of them is positioned at the second bearing support, and another matches with the second bearing gland.

2. one according to claim 1 efficient silencing type double suction air conditioning pump bearing part, is characterized in that, the first small semicircle spring bearing coordinated with pump housing seam respectively and the second small semicircle spring bearing are respectively equipped with first row hydraulic fluid port and second row hydraulic fluid port.

3. one according to claim 1 efficient silencing type double suction air conditioning pump bearing part, is characterized in that, is provided with bearing gasket between described clutch shaft bearing body and tail end bearing.