CN219432558U - High-temperature-resistant high-pressure-resistant valve seat of automobile expansion valve - Google Patents

Abstract

The utility model relates to the technical field of expansion valves, in particular to a high-temperature and high-pressure resistant automobile expansion valve seat. The technical proposal comprises: the outer reinforcing layer, disk seat body and spacing ring, the peripheral fixedly connected with cooling tube of disk seat body, the surface embedded type of cooling tube installs the fin, and the periphery of high temperature resistant layer is provided with outer enhancement layer, and the peripheral fixedly connected with holding ring of disk seat body at outer enhancement layer top, the peripheral movable mounting of spacing ring has the gag lever post, and one side movable mounting that the gag lever post is close to has the stopper. The device has good high-temperature resistance effect and strength through the combination of various structures, avoids the situation that the valve seat body is damaged and deformed due to the influence of external high temperature, can also improve the stable effect of connecting the automobile expansion valve and the valve seat body, reduces the possibility that the valve seat body and the automobile expansion valve are separated due to the influence of high pressure, and improves the high-pressure resistance effect of the valve seat body to a certain extent.

Description

High-temperature-resistant high-pressure-resistant valve seat of automobile expansion valve

Technical Field

The utility model relates to the technical field of expansion valves, in particular to a high-temperature and high-pressure resistant automobile expansion valve seat.

Background

An automobile is a power-driven, non-track-borne vehicle with 4 or more wheels, primarily for: the expansion valve is an important part in a refrigeration system, is generally arranged between a liquid storage cylinder and an evaporator, throttles a medium-temperature high-pressure liquid refrigerant into low-temperature low-pressure wet steam through the expansion valve, then absorbs heat in the evaporator to achieve a refrigeration effect, controls valve flow through superheat change of the tail end of the evaporator, and prevents the phenomenon of underutilization and knocking of the area of the evaporator.

The existing automobile expansion valve seat has the following defects:

1. when the existing automobile expansion valve seat is used, due to the lack of a cooling and high temperature resistant structure, the device is easy to deform and damage under the influence of external high temperature, and the service life of the device is influenced;

2. when the existing automobile expansion valve seat is provided with an expansion valve, the reinforcing structure is lacked, the high-pressure resistant effect of the materials adopted by the device is not ideal, and the device is easy to fall off and damage under the influence of high pressure.

Disclosure of Invention

The utility model aims to provide a high-temperature and high-pressure resistant automobile expansion valve seat so as to solve the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a high temperature resistant high pressure automobile expansion valve disk seat, includes outer enhancement layer, disk seat body and spacing ring, the peripheral fixedly connected with cooling tube of disk seat body, the fin is installed to the surface embedded of cooling tube, the peripheral disk seat body periphery of cooling tube is provided with high temperature resistant layer, the periphery on high temperature resistant layer is provided with outer enhancement layer, the peripheral fixedly connected with holding ring of disk seat body at outer enhancement layer top, the top movable mounting of holding ring has the spacing ring, the peripheral movable mounting of spacing ring has the gag lever post, one side movable mounting that the gag lever post is close to has the stopper.

Preferably, a bolt hole is formed in the positioning ring, a positioning bolt is movably mounted between the limiting ring and the positioning ring, and the positioning bolt is overlapped with the bolt hole.

Preferably, the top of disk seat body fixedly connected with go-between, and the inside of go-between is provided with the screw hole.

Preferably, the bottom of the valve seat body is movably provided with a sealing cover, and the surface of one side of the sealing cover is fixedly connected with a pull block.

Preferably, one side and the other side of the cooling pipe are fixedly connected with flanges, and threads are arranged in the flanges.

Preferably, the surface of the outer reinforcing layer is fixedly connected with a label, and the label is made of stainless steel.

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

1. through being provided with high temperature resistant layer at the peripheral disk seat body periphery of cooling tube, through coolant liquid and cooling tube cooperation, can carry out quick absorption with the high temperature of disk seat body and hookup location thereof, and give outside air through the fin with heat quick transfer, make the temperature of disk seat body be in moderate state all the time, avoid the disk seat body to receive the high temperature influence to appear deforming the condition of damaging, high temperature resistant layer has better high temperature resistant effect, cooperate outer enhancement layer, when can promote the high temperature resistant effect of disk seat body, promote the intensity of disk seat body, avoid the disk seat body to receive the outside high temperature influence to appear damaging the condition of deformation.

2. Through the side movable mounting that is close to at the gag lever post has the stopper, the disk seat body has better high pressure resistant effect, and the user can twist the gag lever post after automobile expansion valve and disk seat body coupling, makes the gag lever post promote stopper and automobile expansion valve contact, has increased the frictional force between automobile expansion valve and the disk seat body to promoted the stable effect that automobile expansion valve and disk seat body are connected, reduced simultaneously that disk seat body and automobile expansion valve receive the high pressure influence and appear breaking away from the possibility, the high pressure resistant effect of disk seat body has been promoted to a certain extent.

Drawings

FIG. 1 is an overall perspective view of the present utility model;

FIG. 2 is a top perspective view of the present utility model;

FIG. 3 is a schematic front view of the present utility model;

fig. 4 is a schematic view of the internal structure of the present utility model.

In the figure: 1. a flange; 2. a sign plate; 3. a cooling tube; 4. a heat sink; 5. an outer reinforcing layer; 6. sealing cover; 601. pulling blocks; 7. a limit rod; 8. a limiting ring; 9. a valve seat body; 10. a high temperature resistant layer; 11. a positioning bolt; 12. a connecting ring; 1201. a threaded hole; 13. a limiting block; 14. a positioning ring; 15. and (5) a bolt hole.

Detailed Description

The technical scheme of the utility model is further described below with reference to the attached drawings and specific embodiments.

Example 1

As shown in fig. 1-4, the high-temperature-resistant high-pressure automobile expansion valve seat provided by the utility model comprises an outer reinforcing layer 5, a valve seat body 9 and a limiting ring 8, wherein the periphery of the valve seat body 9 is fixedly connected with a cooling pipe 3, the surface of the cooling pipe 3 is embedded with a cooling fin 4, the periphery of the valve seat body 9 at the periphery of the cooling pipe 3 is provided with a high-temperature-resistant layer 10, the periphery of the high-temperature-resistant layer 10 is provided with the outer reinforcing layer 5, the periphery of the valve seat body 9 at the top of the outer reinforcing layer 5 is fixedly connected with a positioning ring 14, the top of the positioning ring 14 is movably provided with the limiting ring 8, the periphery of the limiting ring 8 is movably provided with a limiting rod 7, one side, close to the limiting rod 7, of the limiting ring 7 is movably provided with a limiting block 13, the inside of the positioning ring 14 is provided with a bolt hole 15, a positioning bolt 11 is movably arranged between the limiting ring 8 and the positioning bolt 11 is coincident with the bolt hole 15, the top of the valve seat body 9 is fixedly connected with a connecting ring 12, and the inside of the connecting ring 12 is provided with a threaded hole 1201.

In this embodiment: the automobile expansion valve is connected with the connecting ring 12 by a user, the external fixing structure is screwed into the threaded hole 1201, the external automobile expansion valve can be installed and fixed at the top of the valve seat body 9 for use, when the external automobile expansion valve is used, the external cooling liquid guiding structure is connected with the cooling pipe 3 and is used for guiding cooling liquid, the high temperature of the valve seat body 9 and the connecting position of the valve seat body can be quickly absorbed by matching the cooling liquid with the cooling pipe 3, heat is quickly transferred to the external air through the cooling fin 4, the temperature of the valve seat body 9 is always in a moderate state, the condition that the valve seat body 9 is deformed and damaged due to the influence of the high temperature is avoided, the high temperature resistant layer 10 is made of high temperature resistant tungsten material, the high temperature resistant effect is good, the external reinforcing layer 5 made of reinforced steel material is matched, the high temperature resistant effect of the valve seat body 9 can be improved, and meanwhile, the strength of the valve seat body 9 is improved, and the condition that the valve seat body 9 is damaged and deformed due to the influence of the external high temperature is avoided;

the outer layer and the inlayer of disk seat body 9 all adopt high pressure resistant stainless steel to make, have better high pressure resistant effect, the user can be after automobile expansion valve is connected with disk seat body 9, twist gag lever post 7, make gag lever post 7 promote stopper 13, make it contact with the automobile expansion valve, stopper 13 is made for elastic rubber material, can be along with the corresponding deformation of the structural shape of automobile expansion valve, the frictional force between automobile expansion valve and disk seat body 9 has been increased, thereby the stable effect that automobile expansion valve and disk seat body 9 are connected has been promoted, the possibility that disk seat body 9 and automobile expansion valve receive the high pressure influence to appear breaking away from has been reduced simultaneously, the high pressure resistant effect of disk seat body 9 has been promoted to a certain extent, the user runs through the inside of spacing ring 8 screw hole 1201 through locating pin 11, can fix spacing ring 8 and locating ring 14.

Example two

As shown in fig. 1-4, the valve seat of the expansion valve for the high-temperature and high-pressure resistant automobile provided by the utility model further comprises: the bottom movable mounting of disk seat body 9 has sealed lid 6, and the fixed surface of sealed lid 6 one side is connected with draws the piece 601, and one side and the equal fixedly connected with flange 1 of opposite side of cooling tube 3, and the inside of flange 1 is provided with the screw thread, and the fixed surface of outer enhancement layer 5 is connected with sign 2, and sign 2 adopts stainless steel to make.

In this embodiment, can seal the bottom of disk seat body 9 when not using disk seat body 9 through sealed lid 6, avoid debris to get into the inside bottom of disk seat body 9, pull piece 601 pulling through holding and take off sealed lid 6, the user is through being connected outside coolant liquid introducing structure and flange 1, can be with outside coolant liquid introducing structure cooling tube 3 fixedly of being connected, can be when apparatus in production with information such as the model of device seal in the surface of sign 2, the user of being convenient for observes information such as the model of device.

The above-described embodiments are merely a few preferred embodiments of the present utility model, and many alternative modifications and combinations of the above-described embodiments will be apparent to those skilled in the art based on the technical solutions of the present utility model and the related teachings of the above-described embodiments.

Claims (6)

1. The utility model provides a high temperature resistant high pressure car expansion valve disk seat, includes outer enhancement layer (5), disk seat body (9) and spacing ring (8), its characterized in that: the cooling device is characterized in that a cooling pipe (3) is fixedly connected to the periphery of the valve seat body (9), a radiating fin (4) is embedded in the surface of the cooling pipe (3), a high-temperature resistant layer (10) is arranged on the periphery of the valve seat body (9) of the periphery of the cooling pipe (3), an outer reinforcing layer (5) is arranged on the periphery of the high-temperature resistant layer (10), a positioning ring (14) is fixedly connected to the periphery of the valve seat body (9) at the top of the outer reinforcing layer (5), a limiting ring (8) is movably mounted at the top of the positioning ring (14), a limiting rod (7) is movably mounted at the periphery of the limiting ring (8), and a limiting block (13) is movably mounted at one side, close to the limiting rod (7).

2. The high temperature and high pressure resistant automotive expansion valve seat according to claim 1, wherein: the inside of locating ring (14) is provided with keyhole (15), movable mounting has locating bolt (11) between spacing ring (8) and the locating ring (14), and locating bolt (11) and keyhole (15) coincide.

3. The high temperature and high pressure resistant automotive expansion valve seat according to claim 1, wherein: the top of disk seat body (9) fixedly connected with go-between (12), and the inside of go-between (12) is provided with screw hole (1201).

4. The high temperature and high pressure resistant automotive expansion valve seat according to claim 1, wherein: the bottom of the valve seat body (9) is movably provided with a sealing cover (6), and the surface of one side of the sealing cover (6) is fixedly connected with a pull block (601).

5. The high temperature and high pressure resistant automotive expansion valve seat according to claim 1, wherein: one side and the opposite side of cooling tube (3) all fixedly connected with flange (1), and the inside of flange (1) is provided with the screw thread.

6. The high temperature and high pressure resistant automotive expansion valve seat according to claim 1, wherein: the surface of the outer reinforcing layer (5) is fixedly connected with a label (2), and the label (2) is made of stainless steel.