Double-gas three-way module

Abstract

The utility model relates to the technical field of three-way pipelines, and discloses a double-gas three-way module which comprises a first two-way pipeline, a straight-through pipeline is fixedly connected in the first two-way pipeline, one end of the straight-through pipeline is fixedly connected with a second two-way pipeline, a gas inlet pipeline is arranged in the first two-way pipeline, and a gas outlet pipeline is arranged in the second two-way pipeline. An air outlet pipeline is arranged in the second two-way pipeline, one end of the air inlet pipeline and one end of the air outlet pipeline are fixedly connected with threaded pipes, and the threaded pipes are sleeved with sealing rings. Compared with the prior art, the gas conveying device has the following advantages and effects that gas is conveyed into the first two-way pipeline and the second two-way pipeline through the gas inlet pipelines, the number of the gas inlet pipelines is two, then the two kinds of gas can be conveyed into the first two-way pipeline and the second two-way pipeline at the same time, and then the gas is exhausted through the gas outlet pipeline; therefore, the device has the function of simultaneously conveying double gases.

Description

Technical Field

[0001] The utility model relates to the technical field of three-way pipelines, in particular to a double-gas three-way module. Background Art

[0002] The refrigerant recovery and filling machine for automobile air conditioning system refrigerant is recovered into the machine through the compressor, and the refrigerant and refrigeration oil are separated through the oil-gas separator in the machine, and the water vapor is filtered out through the dry filter. The purified refrigerant is reduced in pressure through the condenser and stored in the refrigerant tank of the equipment. The refrigerant recovery and filling machine for automobile air conditioning system can also vacuum and purify the automobile air conditioning system, and when the automobile air conditioning system is vacuumed, the pure refrigerant stored in the refrigerant tank of the machine and the refrigeration oil in the equipment oil bottle are filled into the automobile air conditioning system through the pressure difference.

[0003] In the prior art, Chinese patent publication number CN205177771U discloses a three-way module that changes the gas flow ratio by different channel inner diameters. The three-way module includes: a three-way composed of an air inlet channel, an air outlet channel A and an air outlet channel B, and has a common connection port, that is, the outlet of the air inlet channel is connected to the inlet of the air outlet channel A and the air outlet channel B respectively, the inner diameter of the air inlet channel is larger than the inner diameter of the air outlet channel A, and the inner diameter of the air outlet channel A is larger than the inner diameter of the air outlet channel B. The other port of the air inlet channel away from the connection port corresponds to the air inlet, the other port of the air outlet channel A away from the connection port corresponds to the air outlet A, and the other end of the air outlet channel B away from the connection port corresponds to the air outlet B. The gas enters the three-way from the air inlet and flows out of the three-way module from the air outlet A and the air outlet B. The utility model can provide a stable and proportionally distributed gas flow.

[0004] The refrigerant recovery and filling machine is connected to the gas pipeline through a three-way pipeline, but the existing three-way pipeline generally only allows a single gas to enter the interior of the filling machine, reducing the air intake efficiency. Therefore, a dual-gas three-way module is needed to solve this problem. Utility Model Content

[0005] The utility model aims to provide a dual-gas three-way module, which has the effect of enabling dual-gas intake.

[0006] The above-mentioned technical purpose of the utility model is achieved through the following technical solutions: a dual-gas three-way module, comprising a first two-way pipe, the interior of the first two-way pipe is fixedly connected with a straight-through pipe, one end of the straight-through pipe is fixedly connected with a second two-way pipe, the interior of the first two-way pipe is provided with an air inlet pipe, the interior of the second two-way pipe is provided with an air outlet pipe, one end of the air inlet pipe and the air outlet pipe are both fixedly connected with a threaded pipe, the outer side of the threaded pipe is sleeved with a sealing ring, the interiors of the first two-way pipe and the second two-way pipe are both fixedly connected with a limiting ring, one side of the limiting ring is fixedly connected with a sealing layer, the interiors of the first two-way pipe and the second two-way pipe are both provided with internal threads, the interior of the first two-way pipe is provided with a first valve, and the interior of the second two-way pipe is provided with a second valve.

[0007] By adopting the above technical solution, a circular hole matching the straight-through pipe is provided on the outside of the first double-way pipe and the second double-way pipe, the straight-through pipe is fixedly installed inside the first double-way pipe and the second double-way pipe, two circular holes are provided at both ends of the first double-way pipe, the air intake pipe is installed inside the first double-way pipe, and then the gas is transported to the inside of the first double-way pipe and the second double-way pipe through the air intake pipe, and the number of the air intake pipes is two, so that the two gases can be transported to the inside of the first double-way pipe and the second double-way pipe at the same time, and then discharged through the air outlet pipe, so that the device has a double The function of simultaneous gas delivery, the first valve and the second valve respectively control the start and stop of the first two-way pipe and the second two-way pipe to achieve the effect of interception, and when the air inlet pipe and the air outlet pipe are installed inside the first two-way pipe and the second two-way pipe, the air inlet pipe and the air outlet pipe are respectively installed at the ports of the first two-way pipe and the second two-way pipe, the threaded pipe is connected to the inside of the first two-way pipe and the second two-way pipe through the internal thread, the sealing ring will contact the sealing layer on the outer side of the limiting ring, so that the air inlet pipe and the air outlet pipe have a sealing effect after installation, and are easy to disassemble and assemble, thereby improving the flexibility of use.

[0008] The utility model is further configured as follows: the inner wall of the second double-way pipe is fixedly connected to a limit block, and a filter screen is clamped inside the second double-way pipe.

[0009] By adopting the above technical solution, the limit block is fixed inside the second double-pass pipe, and the filter screen is fitted with the limit block.

[0010] The utility model is further configured as follows: hinges are fixedly installed on both sides of the inner wall of the second double-way pipe, the second double-way pipe is hinged with a stopper through the hinge, and the internal thread of the stopper is connected with a bolt.

[0011] By adopting the above technical solution, the stopper is hinged to the inner wall of the second two-way pipe through a hinge, and the stopper is closed so that the stopper rotates around the hinge, and the stopper is flipped to fit the other side of the filter. After that, the stopper and the filter are threadedly connected to the inside of the stopper and the filter, so that the filter can be fixed inside the second two-way pipe, thereby achieving the effect of filtering impurities inside the gas.

[0012] The utility model is further configured as follows: the number of the bolts is four, and the four bolts are divided into two groups.

[0013] By adopting the above technical solution, since there are two stoppers, the bolts are evenly divided into two groups.

[0014] The utility model is further configured as follows: the number of the stoppers is two, and the inner sides of the two stoppers are fixedly connected with anti-slip pads.

[0015] By adopting the above technical solution, the anti-skid pad increases the friction between the block and the filter, preventing the block from shaking when the airflow is large.

[0016] The utility model is further configured as follows: the number of the air intake pipes is two, and the two air intake pipes are hoses.

[0017] By adopting the above technical solution, the air intake duct is made of a hose, so that the air intake duct can be tortuous.

[0018] The utility model is further configured as follows: the number of the air outlet pipes is two, and the two air outlet pipes are hoses.

[0019] By adopting the above technical solution, the air outlet pipe is made of a hose, so that the air outlet pipe can be tortuous.

[0020] The utility model is further configured as follows: the filter screen is annular, and a plurality of mesh holes are provided inside the filter screen.

[0021] By adopting the above technical solution, the interior of the filter is composed of a plurality of mesh holes, thereby being able to isolate impurities inside the gas on the inner side of the filter.

[0022] The beneficial effects of the utility model are:

[0023] 1. The utility model, through the arrangement of the first two-way pipe, the straight pipe, the second two-way pipe, the air inlet pipe, the air outlet pipe, the threaded pipe, the sealing ring, the limiting ring, the sealing layer, the internal thread, the first valve and the second valve, transports the gas to the inside of the first two-way pipe and the second two-way pipe through the air inlet pipe, and the number of the air inlet pipes is two, so that the two gases can be transported to the inside of the first two-way pipe and the second two-way pipe at the same time, and then discharged through the air outlet pipe, so that the device has the function of simultaneously transporting two gases, the threaded pipe is connected to the inside of the first two-way pipe and the second two-way pipe through the internal thread, and the sealing ring will contact the sealing layer outside the limiting ring, so that the air inlet pipe and the air outlet pipe have a sealing effect after installation, and are easy to disassemble and assemble, thereby improving the flexibility of use.

[0024] 2. The utility model, through the arrangement of the limit block, the filter, the hinge, the stop block and the bolt, the limit block is fixed inside the second two-way pipe, the filter is fitted with the limit block, the stop block is hinged to the inner wall of the second two-way pipe through the hinge, the stop block is closed, so that the stop block rotates around the hinge, the stop block is flipped to fit with the other side of the filter, and then the stop block and the inside of the filter are threadedly connected by bolts, so that the filter can be fixed inside the second two-way pipe, thereby achieving the effect of filtering impurities inside the gas. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0026] Figure 1 This is a schematic diagram of the explosion structure of the utility model;

[0027] Figure 2 This is a schematic diagram of the structure of the threaded pipe of the utility model;

[0028] Figure 3 This is a schematic diagram of the internal structure of the second double-pass pipeline of the utility model;

[0029] Figure 4 For this utility model Figure 3 Enlarged structural diagram at A in the middle.

[0030] In the figure, 1. first two-way pipe; 2. straight pipe; 3. second two-way pipe; 4. air inlet pipe; 5. air outlet pipe; 6. threaded pipe; 7. sealing ring; 8. limiting ring; 9. sealing layer; 10. internal thread; 11. first valve; 12. second valve; 13. limiting block; 14. filter; 15. hinge; 16. block; 17. bolt; 18. anti-slip pad. DETAILED DESCRIPTION

[0031] The technical solution of the utility model will be described clearly and completely below in conjunction with specific embodiments. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of them. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0032] Reference Figure 1-4A dual-gas three-way module comprises a first dual-way pipe 1, a straight-through pipe 2 is fixedly connected inside the first dual-way pipe 1, one end of the straight-through pipe 2 is fixedly connected to a second dual-way pipe 3, an inlet pipe 4 is arranged inside the first dual-way pipe 1, an outlet pipe 5 is arranged inside the second dual-way pipe 3, one end of the inlet pipe 4 and the outlet pipe 5 are fixedly connected to a threaded pipe 6, a sealing ring 7 is sleeved on the outside of the threaded pipe 6, a limiting ring 8 is fixedly connected inside the first dual-way pipe 1 and the second dual-way pipe 3, a sealing layer 9 is fixedly connected to one side of the limiting ring 8, an internal thread 10 is provided inside the first dual-way pipe 1 and the second dual-way pipe 3, a first valve 11 is arranged inside the first dual-way pipe 1, and a sealing ring 7 is sleeved on the outside of the threaded pipe 6. There is a second valve 12, and a circular hole adapted to the straight-through pipe 2 is opened on the outside of the first two-way pipe 1 and the second two-way pipe 3, and the straight-through pipe 2 is fixedly installed inside the first two-way pipe 1 and the second two-way pipe 3. Two circular holes are opened at both ends of the first two-way pipe 1, and the air intake pipe 4 is installed inside the first two-way pipe 1, and then the gas is transported to the first two-way pipe 1 and the second two-way pipe 3 through the air intake pipe 4, and the number of the air intake pipes 4 is two, so that the two gases can be transported to the first two-way pipe 1 and the second two-way pipe 3 at the same time, and then discharged through the air outlet pipe 5, so that the device has the function of simultaneously transporting two gases, and the first valve 11 and the second valve respectively control the first two-way pipe 1 and the second two-way pipe The air inlet pipe 4 and the air outlet pipe 5 are started and stopped by the first double-way pipe 1 and the second double-way pipe 3 to achieve the effect of interception, and when the air inlet pipe 4 and the air outlet pipe 5 are installed inside the first double-way pipe 1 and the second double-way pipe 3, the air inlet pipe 4 and the air outlet pipe 5 are respectively installed at the ports of the first double-way pipe 1 and the second double-way pipe 3, and the threaded pipe 6 is threadedly connected to the inside of the first double-way pipe 1 and the second double-way pipe 3 through the internal thread 10, and the sealing ring 7 will contact the sealing layer 9 on the outer side of the limiting ring 8, so that the air inlet pipe 4 and the air outlet pipe 5 have a sealing effect after installation, and are easy to disassemble and assemble, thereby improving the flexibility of use. The inner wall of the second double-way pipe 3 is fixedly connected to the limiting block 13, and the interior of the second double-way pipe 3 is clamped with a filter screen 14, and the limiting block 13 is fixed inside the second double-way pipe 3. The filter screen 14 and the limiting block 13 are connected The second two-way pipe 3 is fitted with a block 13, and hinges 15 are fixedly installed on both sides of the inner wall of the second two-way pipe 3. The second two-way pipe 3 is hinged with a block 16 through the hinge 15. The internal thread of the block 16 is connected with a bolt 17. The block 16 is hinged to the inner wall of the second two-way pipe 3 through the hinge 15. The block 16 is closed so that the block 16 rotates around the hinge 15, and the block 16 is turned over to fit with the other side of the filter screen 14. Then, the block 16 and the filter screen 14 are threadedly connected to the inside of the block 16 and the filter screen 14 through the bolt 17, so that the filter screen 14 can be fixed to the inside of the second two-way pipe 3, so as to achieve the effect of filtering impurities in the gas. The number of bolts 17 is four, and the four bolts 17 are divided into two groups. Since the number of block 16 is two, the bolts 17 are divided into two groups.There are two blocks 16, and the inner sides of the two blocks 16 are fixedly connected with anti-skid pads 18, which increase the friction between the blocks 16 and the filter 14 to prevent the blocks 16 from shaking when the airflow is large. There are two air inlet pipes 4, and the two air inlet pipes 4 are hoses, which are made of hoses, so that the air inlet pipes 4 can be tortuous. There are two air outlet pipes 5, and the two air outlet pipes 5 are hoses, which are made of hoses, so that the air outlet pipes 5 can be tortuous. The filter 14 is annular, and a plurality of mesh holes are opened inside the filter 14. The interior of the filter 14 is composed of a plurality of mesh holes, so that impurities inside the gas can be isolated on the inner side of the filter 14.

[0033] In the present invention, a circular hole matched with the straight-through pipe 2 is provided on the outside of the first double-way pipe 1 and the second double-way pipe 3, and the straight-through pipe 2 is fixedly installed inside the first double-way pipe 1 and the second double-way pipe 3. Two circular holes are provided at both ends of the first double-way pipe 1, and the air intake pipe 4 is installed inside the first double-way pipe 1, and then the gas is transported to the inside of the first double-way pipe 1 and the second double-way pipe 3 through the air intake pipe 4, and the number of the air intake pipes 4 is two, so that the two gases can be transported to the inside of the first double-way pipe 1 and the second double-way pipe 3 at the same time, and then discharged through the air outlet pipe 5, so that the device has the function of simultaneously transporting two gases, the first valve 11 and the second valve respectively control the start and stop of the first double-way pipe 1 and the second double-way pipe 3 to achieve the effect of interception, and when the air intake pipe 4 and the air outlet pipe 5 are installed inside the first double-way pipe 1 and the second double-way pipe 3, The air inlet pipe 4 and the air outlet pipe 5 are respectively installed at the ports of the first two-way pipe 1 and the second two-way pipe 3, and the threaded pipe 6 is threadedly connected to the inside of the first two-way pipe 1 and the second two-way pipe 3 through the internal thread 10. The sealing ring 7 will contact the sealing layer 9 on the outer side of the limiting ring 8, so that the air inlet pipe 4 and the air outlet pipe 5 have a sealing effect after installation, and are easy to disassemble and assemble, thereby improving the flexibility of use. The limiting block 13 is fixed to the inside of the second two-way pipe 3, and the filter 14 is fitted with the limiting block 13. The block 16 is hinged to the inner wall of the second two-way pipe 3 through the hinge 15. The block 16 is closed so that the block 16 rotates around the hinge 15, and the block 16 is flipped to fit the other side of the filter 14. Then, it is threadedly connected to the inside of the block 16 and the filter 14 through the bolt 17, so that the filter 14 can be fixed to the inside of the second two-way pipe 3, so as to achieve the effect of filtering impurities in the gas.

[0034] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A dual-gas three-way module, comprising a first dual-way pipeline (1), characterized in that: The first two-way pipe (1) is fixedly connected to a straight-through pipe (2) at one end, and a second two-way pipe (3) is fixedly connected to one end of the straight-through pipe (2). An air inlet pipe (4) is provided inside the first two-way pipe (1), and an air outlet pipe (5) is provided inside the second two-way pipe (3). One end of each of the air inlet pipe (4) and the air outlet pipe (5) is fixedly connected to a threaded pipe (6), and a sealing ring (7) is sleeved on the outside of each of the threaded pipes (6). A limiting ring (8) is fixedly connected to the inside of each of the first two-way pipe (1) and the second two-way pipe (3), and a sealing layer (9) is fixedly connected to one side of each of the limiting rings (8). Internal threads (10) are provided inside each of the first two-way pipe (1) and the second two-way pipe (3). A first valve (11) is provided inside the first two-way pipe (1), and a second valve (12) is provided inside the second two-way pipe (3).

2. A dual-gas three-way module according to claim 1, characterized in that: The inner wall of the second two-way pipe (3) is fixedly connected to a limit block (13), and a filter screen (14) is clamped inside the second two-way pipe (3).

3. A dual-gas three-way module according to claim 2, characterized in that: Hinges (15) are fixedly installed on both sides of the inner wall of the second double-way pipe (3), and the second double-way pipe (3) is hingedly connected to a stopper (16) through the hinge (15), and the internal thread of the stopper (16) is connected to a bolt (17).

4. A dual-gas three-way module according to claim 3, characterized in that: The number of the bolts (17) is four, and the four bolts (17) are divided into two groups.

5. A dual-gas three-way module according to claim 3, characterized in that: The number of the stoppers (16) is two, and the inner sides of the two stoppers (16) are fixedly connected with anti-slip pads (18).

6. A dual-gas three-way module according to claim 5, characterized in that: The number of the air intake pipes (4) is two, and the two air intake pipes (4) are hoses.

7. A dual-gas three-way module according to claim 1, characterized in that: The number of the air outlet pipes (5) is two, and the two air outlet pipes (5) are hoses.

8. A dual-gas three-way module according to claim 3, characterized in that: The filter screen (14) is annular, and a plurality of mesh holes are provided inside the filter screen (14).

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