CN215334686U

CN215334686U - Central air conditioning is with valving convenient to assembly

Info

Publication number: CN215334686U
Application number: CN202121772955.0U
Authority: CN
Inventors: 罗超; 李扬; 王锦涛
Original assignee: Nanjing Sak Resource Recycling Technology Co ltd
Current assignee: Nanjing Sak Resource Recycling Technology Co ltd
Priority date: 2021-07-30
Filing date: 2021-07-30
Publication date: 2021-12-28
Anticipated expiration: 2031-07-30

Abstract

The utility model discloses a valve device convenient to assemble for a central air conditioner, which belongs to the field of valve devices and comprises a first valve body, wherein a first conveying pipe is movably sleeved at the bottom of the first valve body, a first installation block is fixedly sleeved outside the first conveying pipe, a first threaded column is sleeved on an internal thread of the first installation block, and a second valve body is fixedly sleeved at one end of the first conveying pipe; through setting up the elevator, close No. two valve bodies when need to add the refrigeration oil to the compressor inside, make No. two valve bodies can block a conveyer pipe, the rotatory installation cover this moment, make the installation cover can be followed the installation outside of tubes and lift off, make the refrigeration oil can add to the compressor inside through installation cover and No. two conveyer pipes, make the problem that need cut off a conveyer pipe when having avoided a valve body of disconnection and No. two valve bodies, thereby for blocking the outer machine of air conditioner and interior machine and having brought the facility, the maintenance that is the air conditioner has brought the facility promptly.

Description

Central air conditioning is with valving convenient to assembly

Technical Field

The utility model belongs to the technical field of valve devices, and particularly relates to a valve device convenient to assemble and used for a central air conditioner.

Background

The central air conditioning system is composed of one or more cold and heat source systems and a plurality of air conditioning systems, the system is different from the traditional refrigerant type air conditioner, air is processed in a centralized mode to meet the comfort requirement, the principle of liquid gasification refrigeration is adopted to provide required cooling capacity for the air conditioning system to offset the heat load of the indoor environment, the heating system provides required heat for the air conditioning system to offset the cold and heat loads of the indoor environment, the refrigerating system is a vital part of the central air conditioning system, the type, the operation mode, the structural form and the like of the refrigerating system directly influence the economical efficiency, the high efficiency and the rationality of the central air conditioning system in operation, wherein the compressor is a vital device in the air conditioner, and the refrigerant oil is one of necessary products for ensuring the normal operation of the compressor.

Generally, need regularly to add the refrigeration oil to the inside compressor when the compressor uses, however, the inside and outside machine of most current central air conditioning uses copper pipe fixed cup joint usually, lead to when keeping in repair the clearance or adding the refrigeration oil to the air conditioner, break off because of needs earlier to the interior machine and the outer machine of air conditioner, thereby lead to the problem of bringing inconvenience for central air conditioning's maintenance, simultaneously, because of the inside copper pipe of air conditioner is fixed cup joint, lead to very inconvenient problem when installation or dismantlement copper pipe, for the equipment of air conditioner part brings inconvenient problem, for this reason, we provide the central air conditioning valve device who is convenient for the assembly.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a valve device for a central air conditioner, which is easy to assemble, and solves the above problems in the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme: a valve device convenient to assemble for a central air conditioner comprises a valve body, wherein a first conveying pipe is movably sleeved at the bottom of the valve body, a first installation block is fixedly sleeved outside the first conveying pipe, a first thread column is sleeved inside threads of the first installation block, a second valve body is fixedly sleeved at one end of the first conveying pipe, a first lifting block is sleeved inside the second valve body, a first threaded rod is movably sleeved at the top of the first lifting block, a first rotating sleeve is fixedly connected at the top of the first threaded rod, an assembling mechanism is arranged on the side face of the second valve body, a pressure stabilizing mechanism is arranged inside the first valve body, an opening and closing mechanism is arranged inside the first valve body, an installation pipe is fixedly sleeved on the side face of the first valve body, an installation sleeve is sleeved outside threads of the installation pipe, and an installation sleeve is sleeved inside threads of the installation sleeve, and the fixed conveyer pipe No. two that has cup jointed in side of installation cover, the fixed cover of one end of No. two conveyer pipes has cup jointed No. three valve bodies, No. two threaded rods have been cup jointed in the inside activity of No. three valve bodies, No. two swivel beckets of top fixedly connected with of No. two threaded rods, and No. two elevator blocks have been cup jointed in the bottom activity of No. two threaded rods.

As a preferred embodiment, the first lifting block is matched with the second valve body, and the first lifting block is positioned right below the first threaded rod.

As a preferred embodiment, the pressure stabilizing mechanism comprises a spring, the spring is movably sleeved inside the first valve body, and the top of the spring is fixedly connected with a limiting seat.

As a preferred embodiment, the opening and closing mechanism comprises a metal ball, the metal ball is movably sleeved inside the first valve body, and the top of the metal ball is fixedly connected with a limiting rod.

As a preferred embodiment, the first threaded column is sleeved at the bottom of the first valve body in a threaded manner, and the number of the first threaded columns is three.

As a preferred embodiment, the material of the sealing sleeve is a rubber material, and the sealing sleeve is matched with the mounting sleeve.

As a preferred embodiment, the size of the third valve body is the same as that of the second valve body, and the third valve body is matched with the second threaded rod.

As a preferred embodiment, the assembling mechanism includes a copper pipe, the copper pipe is movably sleeved on the side surface of the second valve body, a second mounting block is fixedly sleeved outside the copper pipe, and a second threaded column is sleeved on an internal thread of the second mounting block.

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

the valve device for the central air conditioner convenient to assemble is characterized in that the first lifting block is arranged, the second valve body is closed when refrigeration oil needs to be added into the compressor, the first conveying pipe can be blocked by the second valve body, the mounting sleeve is rotated at the moment, the mounting sleeve can be detached from the outside of the mounting pipe, the refrigeration oil is enabled to be added into the compressor through the mounting sleeve and the second conveying pipe, the problem that the first conveying pipe needs to be cut off when the first valve body and the second valve body are disconnected is solved, convenience is brought to blocking of an air conditioner external unit and an air conditioner internal unit, and convenience is brought to maintenance of the air conditioner;

according to the valve device convenient to assemble for the central air conditioner, the first threaded column is arranged, when the first conveying pipe needs to be installed, the first conveying pipe is movably sleeved at the bottom of the first valve body and is rotated, so that the first threaded column can drive the first installation block to be tightly extruded at the bottom of the first valve body, the effect of fixing the first installation block is achieved, namely the effect of fixing the first conveying pipe is achieved, convenience is brought to connection of the first valve body and the second valve body, and convenience is brought to assembly of air conditioner parts;

this central air conditioning valve device convenient to assembly, through setting up No. three valve bodies, when needing to break off being connected between a valve body and the compressor, rotatory No. two swivel sleeves for No. two swivel sleeves can drive No. two threaded rods and rotate, make rotatory No. two threaded rods drive No. two elevator downstream, make No. two elevator can cut off the inside circulation of No. three valve bodies, thereby reach the effect that No. three valve bodies closed, and then brought the facility for the use of valve.

Drawings

FIG. 1 is a front cross-sectional view of a structure of the present invention;

FIG. 2 is a perspective view of a first valve body according to the present invention;

fig. 3 is a perspective view of the opening and closing mechanism of the present invention.

In the figure: 1. a first valve body; 2. a first conveying pipe; 3. a first mounting block; 4. a first threaded post; 5. a second valve body; 6. a first lifting block; 7. a first threaded rod; 8. a first rotary sleeve; 9. an assembly mechanism; 91. a copper pipe; 92. a second mounting block; 93. a second threaded post; 10. a pressure stabilizing mechanism; 101. a spring; 102. a limiting seat; 11. an opening and closing mechanism; 111. a metal ball; 112. a limiting rod; 12. installing a pipe; 13. installing a sleeve; 14. sealing sleeves; 15. a second conveying pipe; 16. a valve body III; 17. a second threaded rod; 18. a second rotary sleeve; 19. and a second lifting block.

Detailed Description

The present invention will be further described with reference to the following examples.

The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model. The conditions in the embodiments can be further adjusted according to specific conditions, and simple modifications of the method of the present invention based on the concept of the present invention are within the scope of the claimed invention.

Referring to fig. 1 and 2, the utility model provides a valve device for a central air conditioner, which is convenient to assemble and comprises a first valve body 1, an installation pipe 12 and an installation sleeve 13, wherein a first delivery pipe 2 is movably sleeved at the bottom of the first valve body 1, a first installation block 3 is fixedly sleeved outside the first delivery pipe 2, a first threaded column 4 is sleeved inside the first installation block 3, a second valve body 5 is fixedly sleeved at one end of the first delivery pipe 2, a first lifting block 6 is movably sleeved inside the second valve body 5, a first threaded rod 7 is movably sleeved at the top of the first lifting block 6, the first threaded column 4 is sleeved at the bottom of the first valve body 1 in a threaded manner, the number of the first threaded columns 4 is three, when the first delivery pipe 2 needs to be installed, the first delivery pipe 2 is movably sleeved at the bottom of the first valve body 1 and the first threaded column 4 is rotated, make a screw thread post 4 can drive the extrusion that installation piece 3 is inseparable bottom of valve body 1 No. one to reach the effect of fixing installation piece 3 No. one, reach the effect of fixing conveyer pipe 2 promptly, make for connecting valve body 1 and No. two valve bodies 5 and brought the facility, for equipment air conditioner part promptly.

Referring to fig. 1 and 2, in order to facilitate maintenance of the air conditioner, a first rotary sleeve 8 is fixedly connected to the top of a first threaded rod 7, an assembly mechanism 9 can be arranged on the side surface of the second valve body 5, the first lifting block 6 is matched with the second valve body 5, the first lifting block 6 is positioned right below the first threaded rod 7, when the refrigeration oil needs to be added into the compressor, the second valve body 5 is closed, so that the first delivery pipe 2 can be blocked by the second valve body 5, the mounting sleeve 13 is rotated, so that the mounting sleeve 13 can be removed from the outside of the mounting pipe 12, the refrigerant oil can be added into the interior of the compressor through the mounting sleeve 13 and the second delivery pipe 15, so that the problem that the first delivery pipe 2 needs to be cut off when the first valve body 1 and the second valve body 5 are disconnected is avoided, therefore, convenience is brought to the blocking of the air conditioner external unit and the air conditioner internal unit, namely convenience is brought to the maintenance of the air conditioner.

Referring to fig. 1, in order to improve the stability of the air conditioner during operation, a pressure stabilizing mechanism 10 is disposed inside the first valve body 1, the pressure stabilizing mechanism 10 includes a spring 101, the spring 101 is movably sleeved inside the first valve body 1, a limiting seat 102 is fixedly connected to the top of the spring 101, when the pressure inside the installation pipe 12 is high and the opening and closing mechanism 11 moves downward, the downward moving opening and closing mechanism 11 can drive the spring 101 to deform through the limiting seat 102, so that the gas with high pressure inside the installation pipe 12 can be exhausted through the first valve body 1, the stability of the internal gas pressure of the first valve body 1 can be ensured, and the stability of the air conditioner during operation is improved.

Referring to fig. 1 and 3, in order to improve the convenience of the air conditioning valve during use, an opening and closing mechanism 11 is arranged inside a first valve body 1, the opening and closing mechanism 11 includes a metal ball 111, the metal ball 111 is movably sleeved inside the first valve body 1, and a limiting rod 112 is fixedly connected to the top of the metal ball 111, when the pressure inside an installation pipe 12 is low, a pressure stabilizing mechanism 10 can drive the metal ball 111 to rise, so that the rising metal ball 111 can seal the circulation inside the first valve body 1, and gas with low pressure inside the installation pipe 12 is difficult to be discharged through the inside of the first valve body 1, so that the convenience of the operation of the first valve body 1 is improved, namely, the convenience of the air conditioning valve during use is improved.

Referring to fig. 1, in order to improve the sealing performance between the internal valves of the air conditioner, a mounting pipe 12 is fixedly sleeved on the side surface of a first valve body 1, a mounting sleeve 13 can be sleeved on the external thread of the mounting pipe 12, a sealing sleeve 14 is movably sleeved in the mounting sleeve 13, a second delivery pipe 15 is fixedly sleeved on the side surface of the mounting sleeve 13, a third valve body 16 can be fixedly sleeved at one end of the second delivery pipe 15, a second threaded rod 17 is movably sleeved in the third valve body 16, the sealing sleeve 14 is made of rubber material, the sealing sleeve 14 is matched with the mounting sleeve 13, when the third valve body 16 and the first valve body 1 need to be connected, the mounting sleeve 13 is sleeved outside the mounting pipe 12 in a threaded manner, so that the mounting sleeve 13 can drive the sealing sleeve 14 to be tightly extruded on the side surface of the mounting tube 12, thereby improving the sealing performance between the sealing sleeve 14 and the mounting pipe 12, namely, the sealing performance between the internal valves of the air conditioner.

Referring to fig. 1, in order to facilitate the assembly of the air conditioner internal and external units, a second rotating sleeve 18 is fixedly connected to the top of the second threaded rod 17, the assembly mechanism 9 includes a copper pipe 91, the copper pipe 91 is movably sleeved on the side surface of the second valve body 5, a second mounting block 92 is fixedly sleeved on the outside of the copper pipe 91, and a second threaded post 93 is sleeved on the internal thread of the second mounting block 92.

Referring to fig. 1, in order to facilitate the use of the valve, a second lifting block 19 is movably sleeved at the bottom of a second threaded rod 17, a third valve body 16 is the same as the second valve body 5 in size, and the third valve body 16 is matched with the second threaded rod 17, when the connection between the first valve body 1 and the compressor needs to be disconnected, the second rotary sleeve 18 is rotated, so that the second rotary sleeve 18 can drive the second threaded rod 17 to rotate, the second rotary rod 17 drives the second lifting block 19 to move downwards, the second lifting block 19 can cut off the circulation inside the third valve body 16, the effect of closing the third valve body 16 is achieved, and convenience is brought to the use of the valve.

The working principle and the using process of the utility model are as follows: firstly, when the refrigeration oil needs to be added into the compressor, the second valve body 5 is closed, the first delivery pipe 2 can be blocked by the second valve body 5, at the moment, the mounting sleeve 13 is rotated, the mounting sleeve 13 can be dismounted from the outside of the mounting pipe 12, the refrigeration oil is enabled to be added into the compressor through the mounting sleeve 13 and the second delivery pipe 15, the problem that the first delivery pipe 2 needs to be cut off when the first valve body 1 and the second valve body 5 are disconnected is solved, convenience is brought to blocking of an air conditioner external unit and an air conditioner internal unit, convenience is brought to maintenance of the air conditioner, when the opening and closing mechanism 11 moves downwards due to large internal pressure intensity of the mounting pipe 12, the downward moving opening and closing mechanism 11 can drive the spring 101 to deform through the limiting seat 102, the gas with large internal pressure intensity of the mounting pipe 12 can be discharged through the first valve body 1 in a marking manner, and the first valve body 1 is enabled to ensure stability of the internal gas pressure intensity, therefore, the stability of the air conditioner during working is improved, when the pressure inside the installation pipe 12 is small, the pressure stabilizing mechanism 10 can drive the metal ball 111 to rise, so that the rising metal ball 111 can seal the circulation inside the first valve body 1, and gas with small pressure inside the installation pipe 12 is difficult to discharge through the inside of the first valve body 1, thereby improving the convenience of the work of the first valve body 1, namely improving the convenience of the air conditioner valve during use, when the first conveying pipe 2 needs to be installed, the first conveying pipe 2 is movably sleeved at the bottom of the first valve body 1 and the first threaded column 4 is rotated, so that the first threaded column 4 can drive the first installation block 3 to be tightly extruded at the bottom of the first valve body 1, thereby achieving the effect of fixing the first installation block 3, namely achieving the effect of fixing the first conveying pipe 2, and bringing convenience for connecting the first valve body 1 and the second valve body 5, namely, the air conditioner component is convenient to assemble, when the third valve body 16 and the first valve body 1 need to be connected, the mounting sleeve 13 is sleeved outside the mounting pipe 12 in a threaded manner, so that the mounting sleeve 13 can drive the sealing sleeve 14 to be tightly extruded on the side surface of the mounting pipe 12, the sealing performance between the sealing sleeve 14 and the mounting pipe 12 is improved, namely, the sealing performance between internal valves of the air conditioner is improved, when the connection between the first valve body 1 and a compressor needs to be disconnected, the second rotary sleeve 18 is rotated, the second rotary sleeve 18 can drive the second threaded rod 17 to rotate, the rotating second threaded rod 17 drives the second lifting block 19 to move downwards, the second lifting block 19 can cut off the circulation inside the third valve body 16, the effect of closing the third valve body 16 is achieved, convenience is further brought to the use of the valve, and when the connection between an internal machine and an external machine of the air conditioner needs to be connected, cup joint the copper pipe 91 activity in the side of No. two valve bodies 5, rotatory No. two screw thread posts 93 this moment for No. two screw thread posts 93 can drive the inseparable extrusion of No. two installation pieces 92 in the side of No. two valve bodies 5, thereby reach the effect of fixing copper pipe 91, reach the effect of air conditioner internal unit and outer quick-witted intercommunication promptly, thereby brought the facility for the equipment of air conditioner internal unit and outer machine.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a central air conditioning is with valving convenient to assembly, includes a valve body (1), its characterized in that: the bottom of the first valve body (1) is movably sleeved with a first conveying pipe (2), the outer part of the first conveying pipe (2) is fixedly sleeved with a first installation block (3), the inner thread of the first installation block (3) is sleeved with a first threaded column (4), one end of the first conveying pipe (2) is fixedly sleeved with a second valve body (5), the inner part of the second valve body (5) is movably sleeved with a first lifting block (6), the top of the first lifting block (6) is movably sleeved with a first threaded rod (7), the top of the first threaded rod (7) is fixedly connected with a first rotary sleeve (8), the side of the second valve body (5) is provided with an assembly mechanism (9), the inner part of the first valve body (1) is provided with a pressure stabilizing mechanism (10), the inner part of the first valve body (1) is provided with an opening and closing mechanism (11), the side of the first valve body (1) is fixedly sleeved with an installation pipe (12), installation cover (13) have been cup jointed to the outside screw thread of installation pipe (12), seal cover (14) have been cup jointed in the inside activity of installation cover (13), and the fixed No. two conveyer pipes (15) of having cup jointed in side of installation cover (13), the fixed cover of one end of No. two conveyer pipes (15) has been cup jointed No. three valve bodies (16), No. two threaded rod (17) have been cup jointed in the inside activity of No. three valve bodies (16), No. two swivel nut (18) of top fixedly connected with of No. two threaded rod (17), and No. two elevator (19) have been cup jointed in the bottom activity of No. two threaded rod (17).

2. A valve unit for a central air conditioner easy to assemble according to claim 1, wherein: a lifter block (6) and No. two valve bodies (5) looks adaptations, and lifter block (6) are located threaded rod (7) under.

3. A valve unit for a central air conditioner easy to assemble according to claim 1, wherein: the pressure stabilizing mechanism (10) comprises a spring (101), the spring (101) is movably sleeved inside the first valve body (1), and the top of the spring (101) is fixedly connected with a limiting seat (102).

4. A valve unit for a central air conditioner easy to assemble according to claim 1, wherein: the opening and closing mechanism (11) comprises a metal ball (111), the metal ball (111) is movably sleeved inside the first valve body (1), and a limiting rod (112) is fixedly connected to the top of the metal ball (111).

5. A valve unit for a central air conditioner easy to assemble according to claim 1, wherein: the first threaded column (4) is sleeved at the bottom of the first valve body (1) in a threaded manner, and the number of the first threaded columns (4) is three.

6. A valve unit for a central air conditioner easy to assemble according to claim 1, wherein: the material of seal cover (14) is rubber materials, and seal cover (14) and installation cover (13) looks adaptation.

7. A valve unit for a central air conditioner easy to assemble according to claim 1, wherein: the size of the third valve body (16) is the same as that of the second valve body (5), and the third valve body (16) is matched with the second threaded rod (17).

8. A valve unit for a central air conditioner easy to assemble according to claim 1, wherein: the assembling mechanism (9) comprises a copper pipe (91), the copper pipe (91) is movably sleeved on the side face of the second valve body (5), a second mounting block (92) is fixedly sleeved on the outer portion of the copper pipe (91), and a second threaded column (93) is sleeved on an inner thread of the second mounting block (92).