CN215216793U

CN215216793U - Oil suction pipe with stable flow

Info

Publication number: CN215216793U
Application number: CN202121039718.3U
Authority: CN
Inventors: 陈建东; 龙新华; 钟钦
Original assignee: Wenzhou Tianyi Hardware Manufacturing Co ltd
Current assignee: Wenzhou Tianyi Hardware Manufacturing Co ltd
Priority date: 2021-05-14
Filing date: 2021-05-14
Publication date: 2021-12-17
Anticipated expiration: 2031-05-14

Abstract

The utility model provides a flow stability's oil absorption pipe, including the oil absorption pipe, the oil absorption pipe includes the body and has runner and oil absorption port, the oil absorption port is located the one end of body, oil absorption port intercommunication runner, a plurality of side suction openings have evenly been seted up around the body outer peripheral face to the body that is close to oil absorption port one end, the side suction opening all runs through the body, the relative both sides of side suction opening along the runner direction all set up to the inclined plane, the inclined plane is along the runner direction slope, the inclined plane that the side suction opening is close to oil absorption port one side passes through radius transition to the oil absorption pipe surface, utilize the structural feature of water conservancy diversion spare to restrict the flow in the oil absorption pipe, avoid inhaling too much.

Description

Oil suction pipe with stable flow

Technical Field

The utility model relates to a technical field of compressor, concretely relates to stable oil pipe that inhales of flow.

Background

When the existing compressor discharges the refrigerant, the oil content is high because the oil suction pipe sucks too much refrigeration oil and the oil-liquid separation of the discharged gas is insufficient. The refrigerant with higher oil content is discharged, so that the content of the refrigeration oil in the compressor is reduced, the lubrication of a kinematic pair in the compressor is insufficient, the kinematic pair of the compressor is damaged, and the service life of the compressor is shortened; and the refrigerant with higher oil content is discharged, the refrigerant oil can be retained on the inner wall of the pipe of the air-conditioning heat exchange system to form a thick oil film, and the heat exchange coefficient of the oil film is smaller, so that the heat exchange between the inside and the outside of the pipe is influenced, and the refrigerating or heating performance of the air conditioner is reduced.

As described above, the conventional oil suction pipe cannot adjust the oil suction amount, and sucks a fixed amount of refrigerant oil regardless of the rotational speed of the compressor, thereby causing a problem of a reduction in the life of the compressor or a reduction in the performance of the air conditioner.

Disclosure of Invention

In view of this, the utility model provides an oil absorption pipe that flow is stable.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a flow stability's oil absorption pipe, includes the oil absorption pipe, the oil absorption pipe includes the body and has runner and oil absorption mouth, the oil absorption mouth is located the one end of body, oil absorption mouth intercommunication runner, the body that is close to oil absorption mouth one end is evenly opened around the body outer peripheral face and is equipped with a plurality of side suction mouths, the side suction mouth all runs through the body, the relative both sides of side suction mouth along the runner direction all set up to the inclined plane, the inclined plane is along the slope of runner direction, the inclined plane that the side suction mouth is close to oil absorption mouth one side passes through radius angle transition to oil absorption pipe surface.

Preferably, the tube body is divided into a wide tube portion and a narrow tube portion by a partition, and a portion of the tube body having the oil suction port and the side suction port is the wide tube portion.

The preferred, the inner wall of narrow pipe portion sets up a plurality of water conservancy diversion spares, the water conservancy diversion spare has drainage plate and U-shaped soft board, the vertical fixing in narrow pipe portion of drainage plate stream channel direction, the U-shaped soft board cross-section is the U font shape, the U-shaped soft board is connected by first arc lamellar body and second arc lamellar body and is constituteed, the junction of first arc lamellar body and second arc lamellar body is connected with the top of drainage plate, the top at the drainage plate is fixed to the U-shaped soft board.

Preferably, the bottom end of the U-shaped soft plate of the drainage plate is an acute-angle inclined plane, and the angle of the acute-angle inclined plane is limited to be 30-45 degrees.

Preferably, the following components: the cross-section of U-shaped soft board is the U font and has elasticity, first arc lamellar body and the second arc lamellar body of U-shaped soft board can be drawn together each other under the pressure that the medium circulation produced.

Preferably, the side suction openings and the flow guide members are respectively provided with at least 4 groups, the side suction openings are uniformly formed along the radial direction of the wide pipe part, and the flow guide members are uniformly arranged on the inner wall of the narrow pipe part along the radial direction of the narrow pipe part.

The beneficial effects of the utility model reside in that: 1. the oil suction pipe is provided with the plurality of side suction openings, so that the flow is more uniform when the oil suction pipe sucks the frozen oil; 2. the flow guide piece can limit the feeding amount of the refrigeration oil under the condition of not influencing normal operation through the structural characteristics of the flow guide plate and the U-shaped soft plate, and the circulation inside the oil suction pipe is stabilized.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of the oil suction pipe with stable flow rate of the present invention;

fig. 2 is a schematic structural diagram of the top view direction of the oil suction pipe with stable flow rate according to the present invention;

fig. 3 is a schematic view of the shape structure of the oil suction pipe with stable flow rate of the present invention.

Reference numerals:

1. the oil suction pipe comprises an oil suction pipe body, 2 parts of an oil suction opening, 3 parts of a side suction opening, 4 parts of an inclined plane, 5 parts of a wide pipe part, 6 parts of a narrow pipe part, 7 parts of a flow guide part, 8 parts of a flow guide plate, 9 parts of a U-shaped soft plate, 10 parts of an acute-angle inclined plane, 11 parts of a first arc-shaped soft plate, 12 parts of a second arc-shaped soft plate, 13 parts of a pipe body.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The invention will be further described with reference to the accompanying drawings.

The utility model provides a following technical scheme:

as shown in fig. 1-3, the oil suction pipe with stable flow rate, the oil suction pipe assembly applied to the compressor of the air conditioner, comprises an oil suction pipe 1, wherein the oil suction pipe 1 comprises a pipe body 13 and has a flow passage and an oil suction port 2, the oil suction port 2 is located at one end of the pipe body 13, a plurality of side suction ports 3 are uniformly arranged around the outer circumferential surface of the pipe body 13 near the pipe body 13 at one end of the oil suction port 2, the side suction ports 3 penetrate through the oil suction pipe 1, the side suction ports 3 penetrate through the surface of the oil suction pipe 1, and the number of the side suction ports 3 is at least 4, because if too few side suction ports are arranged, the flow direction of the oil suction pipe 1 is disturbed when absorbing the freezing oil, the opposite sides of the side suction ports 3 are inclined planes 4, the inclined planes 4 are arranged along the two opposite edges of the central axis of the oil suction pipe 1 to play a guiding role, and the flow direction of the freezing oil is determined while absorbing, the inclined plane 4 of the side suction port 3 close to one side of the oil suction port 2 is transited to the surface of the oil suction pipe 1 through a circular angle, and the guiding effect of the side suction port 3 on refrigerating fluid can be strengthened through the connection of the circular angle transition inclined plane 4 and the surface of the oil suction pipe 1, so that the circulation is more stable and uniform.

Specifically, inhale oil pipe 1 and distinguish wide pipe portion 5 and narrow pipe portion 6, difference between the two is that wide pipe portion 5 internal diameter external diameter all has more about one third than narrow pipe portion 6 internal diameter external diameter, and oil absorption mouth 2 and side suction inlet 3 all are located at wide pipe portion 5 part, become narrow pipe portion 6 from wide pipe portion 5 reducing, can do benefit to and set up water conservancy diversion piece 7 in narrow pipe portion 6, guarantee the effect of water conservancy diversion piece 7 in the pipe, can also be because the less restriction flow of bore.

Specifically, the inner wall of the narrow tube part 6 is provided with a plurality of flow guiding parts 7, each flow guiding part 7 is provided with a flow guiding plate 8 and a U-shaped soft plate 9, the flow guiding plate 8 is vertically fixed in the narrow tube part 6 along the flow passage direction, the cross section of each U-shaped soft plate 9 is in a U shape, each U-shaped soft plate is formed by connecting a first arc-shaped sheet body 11 and a second arc-shaped sheet body 12, the joint of each first arc-shaped sheet body 11 and the corresponding second arc-shaped sheet body 12 is connected with the top end of the corresponding flow guiding plate 8, each U-shaped soft plate 9 is fixed on the top end of the corresponding flow guiding plate 8, the flow guiding parts 7 are arranged to limit the flow of the refrigerating oil passing through the narrow tube part 6, the circulation speed is reduced, and the flow guiding effect can be achieved in the oil suction tube 1 due to the structural characteristics.

Specifically, the relative terminal surface that the drainage plate 8 was equipped with the soft board 9 of U-shaped is acute angle inclined plane 10, the angle restriction of acute angle inclined plane 10 is between 30 to 45, and acute angle inclined plane 10 can reduce the pile up of impurity, if be the right angle, can lead to impurity to pile up on drainage plate 8 because of long-term washing away, influence the performance, so be the best scheme as the acute angle.

Specifically, the U-shaped soft board 9 has elasticity, the first arc-shaped sheet body 11 and the second arc-shaped sheet body 12 of the U-shaped soft board 9 can be folded by pressure generated by medium circulation, the U-shaped soft board 9 is made of rubber, and the right cross section of the U-shaped soft board 9 is similar to a U shape, so that the fork of the U-shaped soft board can limit the circulation of the refrigeration oil in the narrow pipe part 6 in a normal state, reduce the flow, and the U-shaped soft board can be adjusted according to power supplied by a compressor because of the characteristic of elastic deformation, when the flow speed is increased, the pressure in the pipe can be increased, and the first arc-shaped sheet body 11 and the second arc-shaped sheet body 12 of the U-shaped soft board 9 can be folded towards each other because of the increase of the pressure, so that the normal flow adjustment is not affected while the suction amount is limited.

Specifically, the side suction openings 3 and the flow guide parts 7 are at least provided with 4 groups, and the side suction openings 3 and the flow guide parts 7 are uniformly arranged around the central axis of the oil suction pipe 1 and are uniformly arranged to ensure that the flow direction and the flow rate of each point are the same and no disorder occurs.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a stable oil absorption pipe of flow, includes oil absorption pipe, its characterized in that: the oil suction pipe comprises a pipe body and is provided with a flow passage and an oil suction opening, the oil suction opening is positioned at one end of the pipe body, the oil suction opening is communicated with the flow passage, a plurality of side suction openings are uniformly formed in the pipe body close to one end of the oil suction opening around the outer peripheral surface of the pipe body, the side suction openings penetrate through the pipe body, two opposite sides of the side suction openings in the direction of the flow passage are respectively provided with an inclined surface, the inclined surfaces are inclined in the direction of the flow passage, and the inclined surfaces of the side suction openings close to one side of the oil suction opening are transited to the surface of the oil suction pipe through a fillet.

2. The flow stabilized oil suction pipe according to claim 1, characterized in that: the pipe body is divided into a wide pipe part and a narrow pipe part, and the part of the pipe body with the oil suction opening and the side suction opening is the wide pipe part.

3. The flow stabilized oil suction pipe according to claim 2, characterized in that: the inner wall of narrow pipe portion sets up a plurality of water conservancy diversion spares, the water conservancy diversion spare has drainage plate and U-shaped soft board, the vertical fixing in narrow pipe portion of drainage plate stream channel direction, the U-shaped soft board cross-section is the U font shape, the U-shaped soft board is connected by first arc lamellar body and second arc lamellar body and is constituteed, the junction of first arc lamellar body and second arc lamellar body is connected with the top of drainage plate, the top at the drainage plate is fixed to the U-shaped soft board.

4. The flow stabilized oil suction pipe according to claim 3, characterized in that: the bottom end of the drainage plate is an acute-angle inclined plane, and the angle of the acute-angle inclined plane is limited to be 30-45 degrees.

5. The flow stabilized oil suction pipe according to claim 3, characterized in that: the cross-section of U-shaped soft board is the U font and has elasticity, first arc lamellar body and the second arc lamellar body of U-shaped soft board can be drawn together each other under the pressure that the medium circulation produced.

6. A flow stabilised oil suction pipe according to claim 1 or 3, wherein: the side suction opening and the diversion piece are respectively provided with at least 4 groups, the side suction opening is uniformly arranged along the radial direction of the wide pipe part, and the diversion piece is uniformly arranged on the inner wall of the narrow pipe part along the radial direction of the narrow pipe part.