CN210318630U

CN210318630U - Four-way stop valve for refrigeration air conditioner

Info

Publication number: CN210318630U
Application number: CN201920601492.8U
Authority: CN
Inventors: 万胜亨
Original assignee: Zhejiang Wandun Refrigeration Co ltd
Current assignee: Zhejiang Wandun Refrigeration Co ltd
Priority date: 2019-04-29
Filing date: 2019-04-29
Publication date: 2020-04-14
Anticipated expiration: 2029-04-29

Abstract

The utility model relates to a four-way stop valve for refrigeration air conditioner, which comprises a valve body, wherein the upper end of the valve body is provided with a first scavenging tube which is fixedly connected with the valve body, the lower end of the valve body is sequentially provided with a second scavenging tube, a third scavenging tube and a fourth scavenging tube, one end of the first scavenging tube is fixedly connected with a first capillary tube, the two ends of the valve body are respectively provided with a second capillary tube and a third capillary tube, one end of the third scavenging tube is provided with a fourth capillary tube, the fourth capillary tube penetrates through the valve body and extends to the upper end of the valve body, the utility model drives a piston to move by arranging a chute and a slide block inside the valve body, when the gas drives the piston to move, the arrangement of the chute and the slide block greatly reduces the friction force between the piston and the inside of the valve body, thereby being beneficial to air exchange, in addition, the scraper is arranged on the first capillary tube, the air current drives the scraping blade to move, so that the inner dirt is cleaned, and the cleaning is convenient.

Description

Four-way stop valve for refrigeration air conditioner

Technical Field

The utility model relates to a refrigeration idle call four-way stop valve belongs to four-way stop valve technical field.

Background

The four-way valve is an indispensable component in the refrigerating and heating process of the air-conditioning system, the gas exchange direction of the four-way reversing valve is controlled by the on-off state of the electromagnetic guide valve, so that the refrigerating and heating functions of the air-conditioning system are switched, if the reversing function of the four-way valve is realized, the pressure difference between two ends of a piston of a valve core of the four-way reversing valve is required to be larger than the friction resistance of the piston, otherwise, the four-way valve cannot be reversed, the normal use function of the air-conditioning system is influenced, the friction force between the piston inside the four-way stop valve and the inside of a valve body of the existing refrigerating and air-conditioning four-way stop.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem who solves overcomes current defect, the utility model provides a four-way stop valve for refrigeration air conditioner, through inside spout and the slider of being equipped with at the valve body, drive piston motion, when gaseous drive piston removes, the spout has reduced the inside frictional force of piston with the valve body greatly with setting up of slider, be favorable to taking a breath, furthermore, through at first capillary, the second capillary, third capillary and the inside doctor-bar that all is equipped with of fourth capillary, thereby the air current drives the doctor-bar and removes to clear up the inside dirt, can effectively solve the problem in the background art.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model provides a four-way stop valve for refrigeration air conditioner, includes the valve body, the valve body upper end is equipped with first scavenge pipe, first scavenge pipe and valve body fixed connection, the valve body lower extreme is equipped with second scavenge pipe, third scavenge pipe and fourth scavenge pipe in proper order, first scavenge pipe one end fixedly connected with first capillary, the both ends of valve body are equipped with second capillary and third capillary respectively, third scavenge pipe one end is equipped with fourth capillary and fourth capillary runs through the upper end that the valve body extended to the valve body.

Further, the upper inner wall and the lower inner wall of the two ends in the valve body are both provided with connecting plates, and sliding grooves are formed in the connecting plates.

Further, the inside slider that is equipped with of spout is inlayed, fixedly connected with piston between the slider, piston one end is equipped with the rubber head.

Further, slide ways are arranged inside the first capillary tube, the second capillary tube, the third capillary tube and the fourth capillary tube, one end of each slide way is fixedly connected with a circular magnetic sheet, scraping sheets are inlaid inside the slide ways, and the scraping sheets are iron sheets.

Further, through holes are formed in the circular magnetic sheet and the scraper.

Further, the area of the scraping blade is smaller than that of the circular magnetic sheet.

The utility model discloses beneficial effect: the utility model provides a four-way stop valve for refrigeration air conditioner, is through being equipped with spout and slider in that the valve body is inside, drives the piston motion, and when gaseous drive piston removed, the spout had reduced the frictional force of piston and valve body inside greatly with setting up of slider, was favorable to taking a breath, in addition, through all being equipped with the doctor-bar in first capillary, second capillary, third capillary and fourth capillary inside, thereby the air current drives the doctor-bar and removes and clear up the inside dirt.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

Fig. 1 is the utility model discloses a four-way stop valve structure sketch map for refrigeration air conditioner.

Fig. 2 is the utility model discloses a refrigerating air conditioner is with four-way stop valve spout and slider connection schematic diagram.

Fig. 3 is the utility model discloses a first capillary of four-way stop valve, second capillary, third capillary and fourth capillary inside structure schematic diagram for refrigeration air conditioner.

Fig. 4 is the utility model relates to a four-way stop valve through-hole structure sketch map for refrigeration air conditioner.

Reference numbers in the figures: 1. a valve body; 2. a first ventilation tube; 3. a second ventilation tube; 4. a third ventilation tube; 5. a fourth ventilation tube; 6. a first capillary tube; 7. a second capillary tube; 8. a third capillary tube; 9. a fourth capillary tube; 10. a connecting plate; 11. a chute; 12. a slider; 13. a piston; 14. a rubber head; 15. a slideway; 16. a circular magnetic sheet; 17. scraping a blade; 18. and a through hole.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

As shown in fig. 1-4, a four-way stop valve for a refrigeration air conditioner comprises a valve body 1, wherein a first scavenging air pipe 2 is arranged at the upper end of the valve body 1, the first scavenging air pipe 2 is fixedly connected with the valve body 1, a second scavenging air pipe 3, a third scavenging air pipe 4 and a fourth scavenging air pipe 5 are sequentially arranged at the lower end of the valve body 1, the first scavenging air pipe 2, the second scavenging air pipe 3, the third scavenging air pipe 4 and the fourth scavenging air pipe 5 are arranged to facilitate the exchange and circulation of gas, a first capillary tube 6 is fixedly connected with one end of the first scavenging air pipe 2, second capillary tubes 7 and third capillary tubes 8 are respectively arranged at two ends of the valve body 1, a fourth capillary tube 9 is arranged at one end of the third scavenging air pipe 4, the fourth capillary tube 9 extends to the upper end of the valve body 1 through the valve body 1, the first capillary tube 6, the second capillary tube 7, the third capillary tube 8 and the fourth capillary tube 9 are arranged to, pushing the piston 13.

More specifically, all be equipped with connecting plate 10 on the inner wall about the inside both ends of valve body 1, connecting plate 10 is inside to be seted up spout 11, and the setting of spout 11 is convenient for the removal of piston 13, spout 11 is inside to be inlayed and is equipped with slider 12, fixedly connected with piston 13 between slider 12, piston 13 one end is equipped with rubber head 14, through being equipped with spout 11 and slider 12 in valve body 1 inside, drives piston 13 motion, and when gaseous drive piston 13 removed, the setting of spout 11 and slider 12 has reduced the frictional force of piston 13 with the valve body 1 inside greatly, first capillary 6, second capillary 7, third capillary 8 and fourth capillary 9 are inside all to be equipped with slide 15, slide 15 one end fixedly connected with circular magnetic sheet 16, slide 15 is inside to be inlayed and is equipped with doctor-bar 17 and doctor-bar 17 is the iron sheet, and high pressure draught blows doctor-bar 17, with doctor-bar 17 and circular magnetic sheet 16 separation, thereby doctor-bar 17 removes to inside dirt on slide 15, after the air current passes through under the magnetic effect doctor-bar 17 adsorbs mutually with circular magnetic sheet 16 magnetism, circular magnetic sheet 16 all is equipped with through-hole 18 with doctor-bar 17 inside, and the air current of being convenient for of through-hole 18 setting passes through, the area of doctor-bar 17 is less than circular magnetic sheet 16's area, reasonable in design, and the doctor-bar 17 of being convenient for moves on slide 15.

The utility model discloses improve in: when the utility model is used, the first capillary tube 6, the second capillary tube 7, the third capillary tube 8 and the fourth capillary tube 9 are connected with an external electromagnetic valve, when the air conditioning system is in a refrigeration function, the electromagnetic valve is powered off to enable high-pressure gas to enter the right inner cavity of the valve body 1 from the third capillary tube 8, the high-pressure gas pushes the piston 13 to move leftwards, the piston 13 moves on the chute 11 to realize the refrigeration cycle of the four-way valve, when the air conditioning system is in a heating function, the high-pressure gas enters the left inner cavity of the valve body 1 from the second capillary tube 7 when the electromagnetic valve is powered on, the high-pressure gas pushes the piston 13 to move rightwards to realize the heating cycle of the four-way valve, the high-pressure gas enters the first capillary tube 6, the second capillary tube 7, the third capillary tube 8 and the fourth capillary tube 9 to blow the scraping blade 17, the scraping blade 17 is separated, after the air flow passes through, the scraper 17 and the circular magnetic sheet 16 are magnetically adsorbed under the action of magnetism, so that the dirt is cleaned.

The above is the preferred embodiment of the present invention, and the technical personnel in the field of the present invention can also change and modify the above embodiment, therefore, the present invention is not limited to the above specific embodiment, and any obvious improvement, replacement or modification made by the technical personnel in the field on the basis of the present invention all belong to the protection scope of the present invention.

Claims

1. The utility model provides a four-way stop valve for refrigeration air conditioner, includes valve body (1), its characterized in that: the improved air valve is characterized in that a first air exchange tube (2) is arranged at the upper end of the valve body (1), the first air exchange tube (2) is fixedly connected with the valve body (1), a second air exchange tube (3), a third air exchange tube (4) and a fourth air exchange tube (5) are sequentially arranged at the lower end of the valve body (1), a first capillary tube (6) is fixedly connected with one end of the first air exchange tube (2), a second capillary tube (7) and a third capillary tube (8) are respectively arranged at two ends of the valve body (1), and a fourth capillary tube (9) are arranged at one end of the third air exchange tube (4) and penetrate through the valve body (1) to extend to the upper end of the valve body (1.

2. The four-way stop valve for the refrigeration and air-conditioning according to claim 1, characterized in that: the valve is characterized in that connecting plates (10) are arranged on the upper inner wall and the lower inner wall of the two ends of the interior of the valve body (1), and sliding grooves (11) are formed in the connecting plates (10).

3. The four-way stop valve for the refrigeration and air-conditioning as recited in claim 2, wherein: the inside of spout (11) is inlayed and is equipped with slider (12), fixedly connected with piston (13) between slider (12), piston (13) one end is equipped with rubber head (14).

4. The four-way stop valve for the refrigeration and air-conditioning according to claim 1, characterized in that: first capillary (6), second capillary (7), third capillary (8) and fourth capillary (9) are inside all to be equipped with slide (15), slide (15) one end fixedly connected with circular magnetic sheet (16), slide (15) are inside to be inlayed and to be equipped with doctor-bar (17) and doctor-bar (17) for the iron sheet.

5. The four-way stop valve for the refrigeration and air-conditioning as recited in claim 4, wherein: the circular magnetic sheet (16) and the scraper (17) are internally provided with through holes (18).

6. The four-way stop valve for the refrigeration and air-conditioning of claim 5, wherein: the area of the scraping blade (17) is smaller than that of the circular magnetic sheet (16).