CN214578890U

CN214578890U - Valve sealing device of refrigerating system

Info

Publication number: CN214578890U
Application number: CN202120300922.XU
Authority: CN
Inventors: 杨波
Original assignee: Qingdao Lingyan Refrigeration Technology Co ltd
Current assignee: Qingdao Lingyan Refrigeration Technology Co ltd
Priority date: 2021-02-02
Filing date: 2021-02-02
Publication date: 2021-11-02
Anticipated expiration: 2031-02-02

Abstract

The utility model discloses a refrigerating system valve seal device relates to refrigerating system valve technical field, and it includes the valve body, valve body lateral wall fixedly connected with second supporting shoe, second supporting shoe lower extreme is equipped with the delivery port, top fixedly connected with manger plate piece in the valve body, manger plate piece lateral wall fixedly connected with blocks water the piece, the piece lower extreme that blocks water is equipped with the water inlet, be equipped with the first shutoff mechanism that is used for the shutoff water inlet in the valve body, first shutoff mechanism includes the fixed section of thick bamboo of second of fixed connection in the valve body upper end, be equipped with the valve rod in the fixed section of thick bamboo of second. The utility model discloses make the water inlet and the delivery port of valve body can both obtain sealedly, avoid appearing the air admission back time and can lead to the valve to damage for a long time to improve the life of valve body, reduced use cost, through setting up the second hand wheel, avoided the rotation of second hand wheel to first hand wheel to cause the influence, and then improved the practicality of device.

Description

Valve sealing device of refrigerating system

Technical Field

The utility model relates to a refrigerating system valve technical field especially relates to a refrigerating system valve seal device.

Background

Various valves are commonly used in refrigeration systems to control the refrigerant, for example, a shut-off valve is used in an air conditioning system to communicate an outdoor unit with an indoor unit. The shutoff valve is an operable manual opening and closing valve that shuts off a fluid passage such as a refrigerant before the air conditioner is installed and communicates the refrigerant passage when the air conditioner is installed. The structure of the valves used at present is: comprises a valve rod and a valve body provided with a water inlet.

The sealing device inside the existing valve can not seal the valve when no water flow enters, the valve is damaged after air enters for a long time, and the service life is shortened, so that the problem needs to be solved by designing a valve sealing device of a refrigerating system.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a valve sealing device of a refrigerating system.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a refrigerating system valve seal device, includes the valve body, valve body lateral wall fixedly connected with second supporting shoe, second supporting shoe lower extreme is equipped with the delivery port, top fixedly connected with manger plate piece in the valve body, manger plate piece lateral wall fixedly connected with blocks water piece, the piece lower extreme that blocks water is equipped with the water inlet, be equipped with the first shutoff mechanism that is used for the shutoff water inlet in the valve body, first shutoff mechanism includes the fixed section of thick bamboo of second of fixed connection in the valve body upper end, be equipped with the valve rod in the fixed section of thick bamboo of second, the valve rod lower extreme runs through the valve body upper end and rotates and be connected with first valve plug, first valve plug lower extreme stretches into in the water inlet, first valve plug lateral wall is equipped with first seal groove, be equipped with first sealing washer in the first seal groove, be equipped with the second shutoff mechanism that is used for the shutoff delivery port in the valve body.

Preferably, second shutoff mechanism is including setting up the threaded rod in the valve body, the threaded rod lateral wall has cup jointed the vertical cylinder, the vertical cylinder inner wall is equipped with the screw thread that matches with the threaded rod, vertical cylinder lower extreme fixedly connected with second valve plug, second valve plug lateral wall is equipped with the second seal groove, be equipped with the second sealing washer in the second seal groove.

Preferably, top fixedly connected with second sleeve in the valve body, the second sleeve runs through on the first valve rod, first valve rod lateral wall is equipped with the fourth seal groove, be equipped with the fourth sealing washer in the fourth seal groove, be located valve rod lateral wall in the second solid fixed cylinder is equipped with the external screw thread, the solid fixed cylinder inner wall of second is equipped with the internal thread that matches with the external screw thread, the first hand wheel of valve rod upper end fixedly connected with.

Preferably, the first sleeve of top fixedly connected with in the valve body, the first sleeve is run through to the chimney upper end, the chimney lateral wall is equipped with the third seal groove, be equipped with the third sealing washer in the third seal groove, threaded rod upper end fixedly connected with second hand wheel, the first solid fixed cylinder of valve body upper end fixedly connected with, first solid fixed cylinder upper end is run through to the threaded rod upper end, the threaded rod rotates with first solid fixed cylinder to be connected.

Preferably, the cross section of the outer ring of the vertical cylinder is rectangular, and the cross section of the inner ring of the vertical cylinder is circular.

Preferably, the common fixedly connected with first bracer of the relative lateral wall of valve body, block lateral wall and first bracer lateral wall fixed connection, first bracer lateral wall is equipped with the apopore.

The utility model discloses in, following beneficial effect has:

1. the device is provided with a first plugging mechanism and a second plugging mechanism, the first hand wheel drives the valve rod to rotate, the first valve plug moves downwards to plug the water inlet, the second hand wheel drives the threaded rod to rotate, the vertical cylinder moves downwards, and the vertical cylinder drives the second valve plug to move downwards to plug the water outlet, so that the water inlet and the water outlet of the valve body can be sealed, the valve damage caused by long time after air enters the valve body is avoided, the service life of the valve body is prolonged, and the use cost is reduced;

2. this device has set up a vertical cylinder and threaded rod, and the setting up of a vertical cylinder makes the second hand wheel only can rotate and need not the rebound to when having avoided first hand wheel to reciprocate, the rotation of second hand wheel to first hand wheel causes the influence, and then has improved the practicality of device.

Drawings

Fig. 1 is a schematic structural view of a valve sealing device of a refrigeration system according to the present invention;

fig. 2 is an assembly diagram of a vertical tube and a first sleeve of a valve sealing device of a refrigeration system provided by the utility model.

In the figure: 1 valve body, 2 manger plate pieces, 3 block the water piece, 4 first supporting blocks, 5 first sealing washers, 6 valve rods, 7 first valve plugs, 8 second supporting blocks, 9 delivery ports, 10 first sleeves, 11 first fixed barrels, 12 second valve plugs, 13 second sealing washers, 14 water inlets, 15 third sealing washers, 16 second fixed barrels, 17 second sleeves, 18 fourth sealing washers, 19 apopores, 20 threaded rods, 21 first hand wheels, 22 vertical barrels, 23 second hand wheels.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-2, a refrigerating system valve sealing device, including valve body 1, valve body 1 lateral wall fixedly connected with second supporting shoe 8, the lower extreme of second supporting shoe 8 is equipped with delivery port 9, top fixedly connected with manger plate 2 in the valve body 1, manger plate 2 lateral wall fixedly connected with blocks water 3, block water 3 lower extreme and be equipped with water inlet 14, the common fixedly connected with first supporting shoe 4 of the relative lateral wall of valve body 1, block water 3 lateral walls and the 4 lateral walls fixed connection of first supporting shoe, the 4 lateral walls of first supporting shoe are equipped with apopore 19.

Be equipped with the first shutoff mechanism that is used for shutoff water inlet 14 in the valve body 1, first shutoff mechanism includes the solid fixed cylinder 16 of second of fixed connection in the 1 upper end of valve body, be equipped with valve rod 6 in the solid fixed cylinder 16 of second, 6 lower extremes of valve rod run through 1 upper end of valve body and rotate and be connected with first valve plug 7, in 7 lower extremes of first valve plug stretched into

water inlet

14, 7 lateral walls of first valve plug are equipped with first seal groove, be equipped with first sealing washer 5 in the first seal groove, the setting of first sealing washer 5 can improve the leakproofness of first valve plug 7 and water inlet 14.

The valve body 1 is internally provided with a second plugging mechanism for plugging the water outlet 9, the second plugging mechanism comprises a threaded rod 20 arranged in the valve body 1, the side wall of the threaded rod 20 is sleeved with a vertical cylinder 22, the inner wall of the vertical cylinder 22 is provided with a thread matched with the threaded rod 20, the lower end of the vertical cylinder 22 is fixedly connected with a second valve plug 12, the side wall of the second valve plug 12 is provided with a second sealing groove, a second sealing ring 13 is arranged in the second sealing groove, the arrangement of the second sealing ring 13 can improve the sealing performance between the second valve plug 12 and the water outlet 9, the cross section of the outer ring of the vertical cylinder 22 is rectangular, the cross section of the inner ring of the vertical cylinder 22 is circular, so that the first sleeve 10 limits the side wall of the vertical cylinder 22, when the threaded rod 20 rotates, the vertical cylinder 22 cannot rotate, so that the vertical cylinder 22 can only vertically move, the vertical cylinder 22 is arranged so that the second hand wheel 23 can only rotate without moving upwards, thereby avoiding the first hand wheel 21 from moving upwards and downwards, the second hand wheel 23 affects the rotation of the first hand wheel 21.

The utility model discloses in, top fixedly connected with second sleeve 17 in the valve body 1, first valve rod 6 upper end runs through second sleeve 17, first valve rod 6 lateral wall is equipped with the fourth seal groove, be equipped with fourth sealing washer 18 in the fourth seal groove, fourth sealing washer 18 sets up the leakproofness that can pass through second sleeve 17 and valve rod 6, the valve rod 6 lateral wall that is located the solid fixed cylinder 16 of second is equipped with the external screw thread, the solid fixed cylinder 16 inner wall of second is equipped with the internal thread that matches with the external screw thread, the first hand wheel 21 of valve rod 6 upper end fixedly connected with.

The utility model discloses in, the first sleeve 10 of top fixedly connected with in the valve body 1, the first sleeve 10 is run through to the vertical cylinder 22 upper end, the vertical cylinder 22 lateral wall is equipped with the third seal groove, be equipped with third sealing washer 15 in the third seal groove, threaded rod 20 upper end fixedly connected with second hand wheel 23, the setting of third sealing washer 15 can be through the leakproofness of vertical cylinder 22 with first sleeve 10, the first solid fixed cylinder 11 of 1 upper end fixedly connected with of valve body, threaded rod 20 upper end runs through first solid fixed cylinder 11 upper end, threaded rod 20 rotates with first solid fixed cylinder 11 to be connected.

In a normal state, the first valve plug 7 blocks the water inlet 14, and the second valve plug 12 is separated from the water outlet 9.

When the water outlet device is used, the first hand wheel 21 is rotated, the first hand wheel 21 drives the valve rod 6 to rotate, the valve rod 6 drives the first valve plug 7 to move upwards to be separated from the water inlet 14, water flows into the water inlet 14, flows into the left side of the first supporting block 4 from the water outlet hole 19 and finally flows out of the water outlet 9, otherwise, the first hand wheel 21 is rotated reversely, the first hand wheel 21 drives the valve rod 6 to rotate, and the first valve plug 7 moves downwards to plug the water inlet 14;

when the valve body 1 is not needed to be used for a long time, the second hand wheel 23 can be rotated, the second hand wheel 23 drives the threaded rod 20 to rotate, the vertical cylinder 22 moves downwards under the limit of the first sleeve 10, and the vertical cylinder 22 drives the second valve plug 12 to move downwards to plug the water outlet 9.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A valve sealing device of a refrigerating system comprises a valve body (1), and is characterized in that a second supporting block (8) is fixedly connected to the side wall of the valve body (1), a water outlet (9) is formed in the lower end of the second supporting block (8), a water retaining block (2) is fixedly connected to the inner top of the valve body (1), a water blocking block (3) is fixedly connected to the side wall of the water retaining block (2), a water inlet (14) is formed in the lower end of the water blocking block (3), a first plugging mechanism for plugging the water inlet (14) is arranged in the valve body (1), the first plugging mechanism comprises a second fixed cylinder (16) fixedly connected to the upper end of the valve body (1), a valve rod (6) is arranged in the second fixed cylinder (16), the lower end of the valve rod (6) penetrates through the upper end of the valve body (1) and is rotatably connected with a first valve plug (7), and the lower end of the first valve plug (7) extends into the water inlet (14), the side wall of the first valve plug (7) is provided with a first sealing groove, a first sealing ring (5) is arranged in the first sealing groove, and a second plugging mechanism used for plugging the water outlet (9) is arranged in the valve body (1).

2. The valve sealing device for the refrigeration system according to claim 1, wherein the second plugging mechanism comprises a threaded rod (20) disposed in the valve body (1), a vertical cylinder (22) is sleeved on a side wall of the threaded rod (20), a thread matching with the threaded rod (20) is disposed on an inner wall of the vertical cylinder (22), a second valve plug (12) is fixedly connected to a lower end of the vertical cylinder (22), a second sealing groove is disposed on a side wall of the second valve plug (12), and a second sealing ring (13) is disposed in the second sealing groove.

3. The valve sealing device for the refrigerating system according to claim 1, wherein a second sleeve (17) is fixedly connected to the inner top of the valve body (1), the second sleeve (17) penetrates through the upper end of the first valve rod (6), a fourth sealing groove is formed in the side wall of the first valve rod (6), a fourth sealing ring (18) is arranged in the fourth sealing groove, an external thread is formed in the side wall of the valve rod (6) located in the second fixing cylinder (16), an internal thread matched with the external thread is formed in the inner wall of the second fixing cylinder (16), and a first hand wheel (21) is fixedly connected to the upper end of the valve rod (6).

4. The valve sealing device for the refrigerating system according to claim 2, wherein a first sleeve (10) is fixedly connected to the inner top of the valve body (1), the upper end of the vertical cylinder (22) penetrates through the first sleeve (10), a third sealing groove is formed in the side wall of the vertical cylinder (22), a third sealing ring (15) is arranged in the third sealing groove, a second hand wheel (23) is fixedly connected to the upper end of the threaded rod (20), a first fixing cylinder (11) is fixedly connected to the upper end of the valve body (1), the upper end of the threaded rod (20) penetrates through the upper end of the first fixing cylinder (11), and the threaded rod (20) is rotatably connected with the first fixing cylinder (11).

5. A refrigerant system valve seal assembly as set forth in claim 4 wherein said riser (22) outer race is rectangular in cross-section and said riser (22) inner race is circular in cross-section.

6. The valve sealing device for the refrigerating system as recited in claim 1, wherein the opposite side walls of the valve body (1) are fixedly connected with a first supporting block (4), the side wall of the water blocking block (3) is fixedly connected with the side wall of the first supporting block (4), and the side wall of the first supporting block (4) is provided with a water outlet hole (19).