CN212616610U

CN212616610U - High-capacity four-way reversing valve

Info

Publication number: CN212616610U
Application number: CN202021375384.2U
Authority: CN
Inventors: 朱海军
Original assignee: Huai'an Junbao Hydraulic Machinery Co ltd
Current assignee: Huai'an Junbao Hydraulic Machinery Co ltd
Priority date: 2020-07-14
Filing date: 2020-07-14
Publication date: 2021-02-26
Anticipated expiration: 2030-07-14

Abstract

The utility model discloses a large capacity four-way reversing valve, which relates to the technical field of four-way reversing valves and comprises a valve body, wherein the top end of the valve body is fixedly connected with a top end cover through a bolt, the bottom end of the valve body is fixedly connected with a bottom end cover through a bolt, one side of the valve body is connected with a fourth pipe body, one side of the valve body, which is opposite to the fourth pipe body, is connected with a first pipe body, a second pipe body and a third pipe body which are sequentially distributed from top to bottom, the front surface of the valve body is provided with a controller, the utility model can realize the positioning between the pipeline and the valve body through the arrangement of a splicing groove and a connecting groove, realize the quick splicing between the pipeline and the valve body, greatly improve the connecting efficiency between the pipeline and the valve body so as to facilitate the quick use of the valve body, and realize the sealing of, the sealing performance of the connecting part is effectively guaranteed, so that the valve body is convenient to use.

Description

High-capacity four-way reversing valve

Technical Field

The utility model belongs to the technical field of the four-way reversing valve, concretely relates to large capacity four-way reversing valve.

Background

The four-way reversing valve can be generally used for a common refrigerating and heating dual-purpose air conditioning system to refrigerate in summer and heat in winter, namely, the flow direction of a refrigerant is changed by changing the flow channel of the refrigerant, and the functions of an indoor unit and an outdoor unit of the air conditioning system in winter and summer are changed: in summer, the refrigerant liquid evaporates and absorbs heat in the indoor unit (evaporator in this case) to become gas, and releases heat in the outdoor unit (condenser in this case) for indoor cooling; in winter, the refrigerant liquid evaporates in the outdoor unit (in this case, the evaporator) to absorb the external heat, and releases heat in the indoor unit (in this case, the condenser) to supply heat to the indoor.

But the large capacity four-way reversing valve on the existing market has the defect in the use, for example, can not splice fast when valve body and pipe connection, take place the skew easily, need finely tune, complex operation reduces valve body and pipe connection's efficiency, influences the quick use of valve body, in addition, during valve body fixed mounting, can not cushion it for valve body outer wall and fixing device rigid contact cause wearing and tearing easily, reduce the life of valve body, increased use cost.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a large capacity cross switching-over valve to can not splice fast when solving the valve body that proposes among the above-mentioned background art and pipe connection, reduce valve body and pipe connection's efficiency, in addition, can not cushion it during valve body fixed mounting, make valve body outer wall and fixing device rigid contact, cause the problem of wearing and tearing easily.

In order to achieve the above object, the utility model provides a following technical scheme: a high-capacity four-way reversing valve comprises a valve body, wherein the top end of the valve body is fixedly connected with a top end cover through a bolt, the bottom end of the valve body is fixedly connected with a bottom end cover through a bolt, one side of the valve body is connected with a fourth pipe body, and one side of the valve body opposite to the fourth tube body is connected with a first tube body, a second tube body and a third tube body which are sequentially distributed from top to bottom, the front surface of the valve body is provided with a controller, one end of the first pipe body, one end of the second pipe body, one end of the third pipe body and one end of the fourth pipe body, which are opposite to the valve body, are provided with connecting flanges, and one end of each of the four connecting flanges is provided with a splicing groove, one side of the inner wall of each splicing groove is fixed with a sealing gasket, and a connecting groove is formed between the sealing washer and the other side of the inner wall of the splicing groove, and six mounting holes distributed in an annular array are further formed in the four connecting flanges and positioned outside the splicing groove.

Preferably, the spacing groove has all been seted up at the both ends of valve body outer wall, and the inside of two spacing grooves all blocks and is equipped with the retainer plate, two the bottom both sides homogeneous body shaping of retainer plate has fixed ear, and two retainer plates all are connected with the fixing base through fixed ear, two the inside of retainer plate all is provided with the buffer ring, and is connected with the buffer spring that three equidistance distributes between buffer ring and the retainer plate.

Preferably, the buffer ring is in a semicircular ring shape, a buffer pad is bonded to the inner wall of the buffer ring, and the cross-sectional shape of the buffer pad is consistent with that of the buffer ring.

Preferably, an inner groove is formed in the fixing seat, and the width of the inner groove is matched with that of the fixing lug.

Preferably, the fixing lug is screwed with a fastener, and screw holes matched with the fastener are symmetrically formed at two ends of the inner groove in the fixing seat.

Preferably, two fixing holes for fastening the fixing seat are symmetrically formed in two ends of the inner groove in the fixing seat, and the two fixing holes are respectively located on one side of the two screw holes.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model discloses a setting of splice groove and spread groove can realize the location between pipeline and the valve body, realizes splicing fast between pipeline and the valve body, great improvement the efficiency of being connected between pipeline and the valve body to utilize seal ring's cooperation simultaneously, can realize the sealed of junction, the effectual leakproofness of having guaranteed the junction, so that the use of valve body.

(2) The utility model discloses a setting of buffer ring, blotter and buffer spring can realize buffering the valve body, and the effectual rigid contact of having avoided between valve body and the retainer plate prevents that the valve body from producing wearing and tearing, helps prolonging the life of valve body, and then reduces the use cost of switching-over valve.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a side view of a fourth tubular body of the present invention;

fig. 3 is a schematic structural view of the fixing ring of the present invention;

in the figure: 1-a valve body; 2-top end cap; 3-a first tube; 4-a second tube; 5-a third tube; 6-connecting a flange; 7-a fourth tube; 8-bottom end cap; 9-a controller; 10-a stationary ring; 11-fixing the ear; 12-a fixed seat; 13-a sealing gasket; 14-mounting holes; 15-connecting grooves; 16-splicing grooves; 17-a buffer spring; 18-a buffer ring; 19-a cushion pad; 20-limiting groove.

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.

Referring to fig. 1-3, the present invention provides a technical solution: a high-capacity four-way reversing valve comprises a valve body 1, wherein the top end of the valve body 1 is fixedly connected with a top end cover 2 through a bolt, the bottom end of the valve body 1 is fixedly connected with a bottom end cover 8 through a bolt, one side of the valve body 1 is connected with a fourth pipe body 7, one side of the valve body 1 opposite to the fourth pipe body 7 is connected with a first pipe body 3, a second pipe body 4 and a third pipe body 5 which are sequentially distributed from top to bottom, a controller 9 is arranged on the front surface of the valve body 1, one ends of the first pipe body 3, the second pipe body 4, the third pipe body 5 and the fourth pipe body 7 opposite to the valve body 1 are all provided with connecting flanges 6, one ends of the four connecting flanges 6 are all provided with splicing grooves 16, one side of the inner wall of each splicing groove 16 is fixedly provided with a sealing gasket 13, a connecting groove 15 is formed between the sealing gasket 13 and the other side of the inner wall of the splicing groove 16, when the pipeline is connected with valve body 1, can inject the bulge loop of pipeline tip into flange 6 inside spread groove 15, seal when simultaneously 16 inside seal ring 13 of concatenation groove can be connected the bulge loop, then the user fastens pipeline and flange 6 through the cooperation of fastener and mounting hole 14 to realize pipeline and first body 3, second body 4, the quick connection of third body 5 and fourth body 7, improved the pipe connection efficiency.

Furthermore, both ends of the outer wall of the valve body 1 are provided with limit grooves 20, and the fixing rings 10 are clamped inside the two limit grooves 20, fixing lugs 11 are integrally formed on both sides of the bottom ends of the two fixing rings 10, and the two fixing rings 10 are connected with the fixing seats 12 through the fixing lugs 11, buffer rings 18 are arranged inside the two fixing rings 10, and three buffer springs 17 distributed equidistantly are connected between the buffer rings 18 and the fixing rings 10, in the installation process, the limit grooves 20 can limit the fixing rings 10, so as to avoid the fixing rings 10 from slipping, and increase the stability of the valve body 1 during installation, in addition, the buffer rings 18 are attached to the surface wall of the valve body 1 through buffer pads 19, when the fixing rings 10 are fastened, the buffer rings 18 extrude the buffer springs 17, so that the buffer springs 17 shrink, and meanwhile, the buffer rings 18 keep the trend of being attached to the valve body 1 all the time through the buffer springs 17, thereby realizing the buffering of the valve body 1, abrasion caused by hard contact between the fixed ring 10 and the valve body 1 is avoided, and the service life of the valve body 1 is prolonged.

Specifically, cushion ring 18 is the semicircle ring-type, and the inner wall of cushion ring 18 bonds and has blotter 19, and the cross sectional shape of blotter 19 is unanimous with the cross sectional shape of cushion ring 18, through the setting of blotter 19, can play the effect of pad protection, avoids hard contact and production wearing and tearing between valve body 1 and the retainer plate 10, helps guaranteeing the normal use of valve body 1, prolongs the life of valve body 1.

It should be noted that the fixing base 12 has an inner groove therein, and the width of the inner groove matches with the width of the fixing lug 11, so that the fixing ring 10 is fixed to the fixing base 12 through the fixing lug 11.

Furthermore, the fixing lug 11 is screwed with a fastening piece, and screw holes matched with the fastening piece are symmetrically formed at two ends of the inner groove in the fixing seat 12, so that the fixing lug 11 and the fixing seat 12 can be conveniently installed and fixed, and the valve body 1 can be conveniently limited and fixed.

Specifically, two fixing holes used for fastening the fixing seat 12 are symmetrically formed in two ends of the inner groove inside the fixing seat 12, and the two fixing holes are located on one side of the two screw holes respectively, so that the fixing seat 12 is installed in a corresponding position in an air conditioner shell, and the reversing valve is convenient to install and fix.

The utility model discloses a theory of operation and use flow: when the utility model is used, a user clamps the fixing ring 10 in the limiting grooves 20 at two ends of the valve body 1, inserts the fixing lugs 11 at the bottom end of the fixing ring 10 into the inner grooves of the fixing seat 12, then fastens the fixing lugs 11 and the fixing seat 12 through the fastening piece, and then installs the fixing seat 12 at the corresponding position of the air conditioner case through the fastening piece, thereby realizing the installation and fixation of the valve body 1, in the installation process, the limiting grooves 20 can limit the fixing ring 10, avoid the slipping of the fixing ring 10, increase the stability of the valve body 1 during installation, in addition, the buffer ring 18 is pasted on the surface wall of the valve body 1 through the buffer cushion pad 19, when the fixing ring 10 is fastened, the buffer ring 18 extrudes the buffer spring 17, so that the buffer spring 17 contracts, meanwhile, the buffer spring 17 enables the buffer ring 18 to always keep the trend of pasting on the valve body 1, thereby realizing the buffering of the valve body 1, avoiding the abrasion caused by hard contact, the service life of the valve body 1 is prolonged, then a user correspondingly connects the pipeline with the first pipe body 3, the second pipe body 4, the third pipe body 5 and the fourth pipe body 7 respectively, and connects the controller 9 with the air conditioner control mainboard, when the air conditioner performs refrigeration or heating, the air conditioner control mainboard sends a signal to the controller 9, the controller 9 controls the valve core arranged in the valve body 1 to rotate, the channel of the refrigerant input by the fourth pipe body 7 is changed, so that the refrigerant is output by the first pipe body 3, the second pipe body 4 or the third pipe body 5, the flow direction of the refrigerant is changed, the function of air conditioner cooling and heating conversion is realized, when the pipeline is connected with the valve body 1, the convex ring at the end part of the pipeline can be inserted into the connecting groove 15 in the connecting flange 6, meanwhile, the sealing washer 13 in the splicing groove 16 can seal the convex ring when the convex ring is connected, then the user fastens the pipeline with the connecting flange 6 through the matching of the fastener and the mounting hole 14, thereby realize the quick connection of pipeline and first body 3, second body 4, third body 5 and fourth body 7, improved the pipe connection efficiency.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A high-capacity four-way reversing valve is characterized in that: the valve comprises a valve body (1), wherein the top end of the valve body (1) is fixedly connected with a top end cover (2) through a bolt, the bottom end of the valve body (1) is fixedly connected with a bottom end cover (8) through a bolt, one side of the valve body (1) is connected with a fourth pipe body (7), one side of the valve body (1) corresponding to the fourth pipe body (7) is connected with a first pipe body (3), a second pipe body (4) and a third pipe body (5) which are sequentially distributed from top to bottom, a controller (9) is installed on the front surface of the valve body (1), connecting flanges (6) are installed at one ends of the first pipe body (3), the second pipe body (4), the third pipe body (5) and the fourth pipe body (7) corresponding to one end of the valve body (1), splicing grooves (16) are formed in one ends of the four connecting flanges (6), and sealing gaskets (13) are fixed, and a connecting groove (15) is formed between the sealing washer (13) and the other side of the inner wall of the splicing groove (16), and six mounting holes (14) distributed in an annular array are further formed in the connecting flanges (6) which are positioned outside the splicing groove (16).

2. The high capacity four-way reversing valve of claim 1, further comprising: spacing groove (20) have all been seted up at the both ends of valve body (1) outer wall, and the inside of two spacing grooves (20) all blocks and is equipped with retainer plate (10), two the homogeneous integrated into one piece in bottom both sides of retainer plate (10) has fixing lug (11), and two retainer plates (10) all are connected with fixing base (12), two through fixing lug (11) the inside of retainer plate (10) all is provided with buffer ring (18), and is connected with buffer spring (17) that three equidistance distributed between buffer ring (18) and retainer plate (10).

3. The high capacity four-way reversing valve of claim 2, wherein: the buffer ring (18) is in a semicircular ring shape, the inner wall of the buffer ring (18) is bonded with a buffer pad (19), and the section shape of the buffer pad (19) is consistent with that of the buffer ring (18).

4. The high capacity four-way reversing valve of claim 2, wherein: an inner groove is formed in the fixing seat (12), and the width of the inner groove is matched with that of the fixing lug (11).

5. The high capacity four-way reversing valve of claim 2, wherein: the fixing lug (11) is connected with a fastening piece in a threaded mode, and screw holes matched with the fastening piece are symmetrically formed in two ends of an inner groove in the fixing seat (12).

6. The high capacity four-way reversing valve of claim 5, wherein: two fixing holes used for fastening the fixing seat (12) are symmetrically formed in two ends of the inner groove in the fixing seat (12), and the two fixing holes are located on one side of the two screw holes respectively.