CN115888337A

CN115888337A - Dryer assembly of air source system and installation method thereof

Info

Publication number: CN115888337A
Application number: CN202211578222.2A
Authority: CN
Inventors: 江国良; 余世波; 李威华
Original assignee: Guangdong Biaoding Technology Corp
Current assignee: Guangdong Biaoding Technology Corp
Priority date: 2022-12-09
Filing date: 2022-12-09
Publication date: 2023-04-04

Abstract

The invention provides a dryer assembly of an air source system and an installation method thereof, and relates to the technical field of air source systems of rail transit. According to the invention, the electric control assembly can control the electromagnetic valve assembly to be opened or closed according to a fixed preset period, so that the reversing valve assembly is driven to change the flow direction of the compressed air, the first drying cylinder and the second drying cylinder are alternatively adsorbed or regenerated, the drying and purification of the compressed air are realized, and the cost of the dryer assembly is saved.

Description

Dryer assembly of air source system and installation method thereof

Technical Field

The invention relates to the technical field of rail transit air source systems, in particular to a drier assembly of an air source system and an installation method thereof.

Background

The air source system for locomotive braking can provide dry and clean compressed air for the braking system, the dryer is one of key devices of the air source system, the dryer can perform drying, oil removing and dust removing treatment on the compressed air generated by the air compressor, clean compressed air is provided for the pneumatic devices of the locomotive vehicles, and the rear pneumatic devices are prevented from being corroded by water, dust and oil.

The dryer usually utilizes the adsorbent to carry out adsorption treatment to compressed air, when the adsorbent reaches the adsorption saturation, needs to carry out desorption regeneration to the adsorbent to make adsorbent cycle use, ensure the normal work of dryer.

The invention with the authorization number of CN107854976B discloses a waste heat regeneration wind structure and a method of an air compressor of an adsorption type air dryer, wherein an adsorption tower and a regeneration tower comprise an outer tower and an inner tower, an interlayer air passage is arranged between the outer tower and the inner tower and is communicated with an air chamber, and the air chamber is communicated with an air outlet; an upper cover plate is arranged above the adsorption tower and the regeneration tower, a regeneration air module is arranged above the upper cover plate, and an air compressor exhaust pipe is embedded in the regeneration air module to heat the regeneration air module; the guide pipe penetrates through the upper cover plate and the regeneration air module, the adsorption tower is communicated with the regeneration tower through the guide pipe, and a nozzle is arranged at the end part of the guide pipe; the control valve is connected with the air outlet through a pipeline, the pneumatic control combination valve is connected with the air inlet and the air outlet through a pipeline, and the air inlet and the air outlet can be switched by controlling the pneumatic control combination valve and the control valve. The invention does not need to additionally install a heater to form a micro-heating regeneration type dryer, can reduce the using amount of regeneration air by utilizing the high-temperature dehydration characteristic of the adsorption material, and improves the regeneration air reverse blowing efficiency. However, according to the scheme, the pneumatic control combination valve and the control valve are required to be controlled to complete the switching between the adsorption tower and the regeneration tower, the cost of the dryer assembly is increased, a large amount of compressed air is required to complete the regeneration of the adsorbent through the regeneration tower when the existing dryer assembly is regenerated, the cycle period is long, a large amount of purified compressed air is wasted, and the use cost of an air source system is increased.

Disclosure of Invention

The present invention provides a dryer assembly for an air source system and a method for installing the same, which is used for solving at least one technical problem in the background art.

In order to solve the above technical problem, the present invention discloses a dryer assembly of an air source system, comprising: the valve plate, set up dry section of thick bamboo subassembly on the valve plate, dry section of thick bamboo subassembly includes first dry section of thick bamboo and the dry section of thick bamboo of second, first dry section of thick bamboo reaches from last down all set up adsorbent layer and packing layer in the dry section of thick bamboo of second, the valve plate lower surface sets up switching-over valve subassembly, solenoid valve subassembly and automatically controlled subassembly, automatically controlled subassembly with solenoid valve subassembly electric connection, the valve plate lateral wall sets up compressed air inlet and compressed air export, solenoid valve subassembly output with the inside intercommunication of valve plate, switching-over valve subassembly with the inside intercommunication of valve plate.

Preferably, set up first cavity and second cavity in the valve plate, set up the first valve subassembly of giving vent to anger in the first cavity, set up the second valve subassembly of giving vent to anger in the second cavity, first cavity is located first drying cylinder below, the second cavity is located second drying cylinder below, the intercommunication sets up first air outlet channel and orifice between first cavity and the second cavity, first air outlet channel diameter is greater than the orifice diameter, first air outlet channel with compressed air outlet intercommunication, set up first air inlet channel, second air inlet channel, first passageway and second passageway in the valve plate, first air inlet channel one end and compressed air import intercommunication, second air inlet channel one end and solenoid valve assembly output intercommunication, first passageway one end with first drying cylinder lower extreme intercommunication, second passageway one end with second drying cylinder lower extreme intercommunication.

Preferably, a first pressure indicator and a second pressure indicator are arranged on the valve plate, the input end of the first pressure indicator is communicated with the first channel, and the input end of the second pressure indicator is communicated with the second channel.

Preferably, the inside first air duct that sets up of first drying cylinder, first air duct lower extreme with the inside intercommunication of first cavity, first air duct upper end with first drying cylinder upper end intercommunication, first drying cylinder upper end sets up first gland, first gland through first bolt with first drying cylinder upper surface butt, first bolt lower extreme run through first gland, extend to in the first cavity and with valve plate threaded connection along first air duct inner wall, set up the second air duct in the second drying cylinder, second air duct lower extreme with the inside intercommunication of second cavity, second air duct upper end with second drying cylinder upper end intercommunication, second drying cylinder upper end sets up the second gland, the second gland passes through second bolt and second drying cylinder upper surface butt, second bolt lower extreme run through the second gland, extend to in the second cavity and with valve plate threaded connection along the second air duct inner wall.

Preferably, still set up third cavity and fourth cavity in the valve plate, the third cavity is located first cavity below, the fourth cavity is located second cavity below, the third cavity with the fourth cavity communicates with first gas outlet channel respectively, set up gas accuse valve subassembly in the third cavity, set up the desicator valve subassembly of giving vent to anger in the fourth cavity.

Preferably, a first cavity and a second cavity are arranged in the reversing valve assembly, a first blocking cavity is arranged below the first cavity, a second blocking cavity is arranged below the second cavity, the first air inlet channel is respectively communicated with the first blocking cavity and the second blocking cavity, the first blocking cavity is communicated with the first channel through a third channel, the second blocking cavity is communicated with the second channel through a fourth channel, a first piston plate is arranged in the first cavity in a sliding mode, a first piston rod is arranged at the lower end of the first piston plate, the lower end of the first piston rod extends into the first blocking cavity and is provided with a first blocking block, the upper end of the first piston plate is connected with the top wall of the first cavity through a first reset spring, the second air inlet channel is communicated with the interior of the first cavity below the first piston plate through a third air inlet channel, a second piston plate is arranged in the second cavity in a sliding mode, a second piston rod is arranged at the lower end of the second piston plate, the lower end of the second piston rod extends into the second blocking cavity and is provided with a second blocking cavity, the lower end of the second piston plate is connected with the bottom of the second cavity through a second reset spring, and is communicated with the interior of the second cavity.

Preferably, still set up blowdown chamber and drain in the switching-over valve subassembly, the blowdown chamber is located first shutoff chamber with second shutoff chamber below, the blowdown chamber communicates with first shutoff chamber, second shutoff chamber respectively, the blowdown intracavity sets up the muffler subassembly, muffler subassembly below sets up the drain, the blowdown chamber passes through drain and the outside intercommunication of switching-over valve subassembly.

Preferably, the valve plate outside sets up the mount pad subassembly, the mount pad subassembly includes first mount pad and second mount pad, four angle upper surfaces of first mount pad are all fixed and are set up the connecting rod, the second mount pad sets up inside the first mount pad, the valve plate passes through coupling assembling to be installed in the second mount pad, second mount pad front and back symmetry sets up a plurality of sliders, inside wall sets up the spout with slider looks adaptation around the first mount pad, the slider with spout inner wall sliding connection.

Preferably, the connection assembly includes: the screw rod, screw rod one end runs through the second mounting bracket and extends to inside and set up first fixed plate of second mounting bracket, the screw rod rotates with first fixed plate lateral wall and is connected, screw rod and second mounting bracket run through position screw thread transmission are connected, the screw rod is kept away from first fixed plate one end and is set up the carousel, first fixed plate lower extreme sets up first backup pad, first backup pad upper surface with valve plate lower surface sliding connection, both ends symmetry sets up first trapezoidal piece around the first fixed plate, first trapezoidal piece is close to second mounting bracket one side with second mounting bracket inside wall sliding connection, first trapezoidal piece is the right angle trapezoidal form, first trapezoidal piece one side is close to the valve plate, first trapezoidal piece is close to first fixed plate one end width and is greater than first trapezoidal piece and keeps away from first fixed plate one end width, bilateral symmetry sets up the second fixed plate around the valve plate, second fixed plate lower extreme sets up the second backup pad, second backup pad upper surface with valve plate lower surface sliding connection, the second fixed plate is kept away from valve plate one side is fixed and is set up first trapezoidal piece, second fixed plate one end is kept away from second fixed plate one side and is set up second fixed plate lateral wall, second spring side inclined plane fixed, first trapezoidal piece is connected with second inclined side, the spring side inclined plane, first trapezoidal piece is set up first inclined side fixed plate and second inclined plane, first inclined side inclined plane is connected with second inclined plane fixed plate, the spring side inclined plane, first inclined plane is set up first inclined plane fixed plate, first inclined plane fixed with second inclined plane, first inclined plane is connected with second inclined plane, first inclined plane fixed plate, first inclined plane is set up the second inclined plane and second inclined plane lateral wall.

A method of installing a dryer assembly for an air source system, the method comprising the steps of:

step 1: mounting the mounting bracket assembly to the mount;

step 2: mounting the valve plate within the mounting bracket assembly;

and step 3: a drying cylinder assembly is arranged on the upper surface of the valve plate;

and 4, step 4: the lower surface of the valve plate is provided with a reversing valve component, an electromagnetic valve component and an electric control component, and the electromagnetic valve component is electrically connected with the electric control component.

The technical scheme of the invention has the following advantages: the invention provides a dryer assembly of an air source system and an installation method thereof, and relates to the technical field of rail transit air source systems. According to the invention, the electric control assembly can control the electromagnetic valve assembly to be opened or closed according to a fixed preset period, so that the reversing valve assembly is driven to change the flow direction of the compressed air, the first drying cylinder and the second drying cylinder are enabled to alternately adsorb or regenerate, the drying and purification of the compressed air are realized, and the purified compressed air is saved.

Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the apparatus particularly pointed out in the written description and drawings thereof.

The technical solution of the present invention is further described in detail by the accompanying drawings and embodiments.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic view of an overall structure of a dryer assembly of an air source system according to the present invention;

FIG. 2 is a top plan view of the dryer cartridge assembly of the present invention;

FIG. 3 is a schematic diagram of the regeneration of the first drying cylinder and the adsorption of the second drying cylinder in the present invention;

FIG. 4 is a schematic diagram of the adsorption of the first drying cylinder and the regeneration of the second drying cylinder in the present invention;

FIG. 5 is a schematic view of the overall construction of the mounting bracket assembly of the present invention;

FIG. 6 is a schematic view of the internal structure of the mounting bracket assembly of the present invention;

FIG. 7 is a partial cross-sectional view taken at C-C of FIG. 5 in accordance with the present invention;

FIG. 8 is a partial cross-sectional view taken at D-D of FIG. 7 in accordance with the present invention;

FIG. 9 is an enlarged view of FIG. 8 taken at E.

In the figure: 1. a valve plate; 2. a drying cylinder assembly; 3. a first drying cylinder; 4. a second drying cylinder; 5. an adsorbent layer; 6. a filler layer; 7. a reversing valve assembly; 8. a solenoid valve assembly; 9. an electronic control assembly; 10. a compressed air inlet; 11. a compressed air outlet; 12. a first cavity; 13. a second cavity; 14. a first outlet valve assembly; 15. a second outlet valve assembly; 16. a first air outlet channel; 17. an orifice; 18. a first air intake passage; 19. a second intake passage; 20. a first channel; 21. a second channel; 22. a first pressure indicator; 23. a second pressure indicator; 24. a first air duct; 25. a first gland; 26. a first bolt; 27. a second air duct; 28. a second gland; 29. a second bolt; 30. a third cavity; 31. a fourth cavity; 32. a pneumatic control valve assembly; 33. a dryer outlet valve assembly; 34. a first chamber; 35. a second chamber; 36. a first occlusion lumen; 37. a second occlusion lumen; 38. a third channel; 39. a fourth channel; 40. a first piston plate; 41. a first piston rod; 42. a first block; 43. a first return spring; 44. a third air intake passage; 45. a second piston plate; 46. a second piston rod; 47. a second block; 48. a second return spring; 49. a fourth air intake passage; 50. a blowdown chamber; 51. a sewage draining outlet; 52. a muffler assembly; 53. a first mounting bracket; 54. a second mounting bracket; 55. a connecting rod; 56. a slider; 57. a chute; 58. a screw; 59. a first fixing plate; 60. a turntable; 61. a first support plate; 62. a first trapezoidal block; 63. a second fixing plate; 64. a second support plate; 65. a first slide bar; 66. a baffle plate; 67. a first spring; 68. a second trapezoidal block; 69. a fixed mount; 70. a sleeve; 71. a sliding post; 72. a third fixing plate; 73. a third support plate; 74. a second spring; 75. mounting grooves; 76. a rack; 77. a sliding plate; 78. a strip hole; 79. a rotating shaft; 80. a gear; 81. an anti-skid plate; 82. a second slide bar; 83. pushing a plate; 84. a third spring; 85. a rocker.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.

In addition, the descriptions related to the first, the second, etc. in the present invention are only used for description purposes, do not particularly refer to an order or sequence, and do not limit the present invention, but only distinguish components or operations described in the same technical terms, and are not understood to indicate or imply relative importance or implicitly indicate the number of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions and technical features between various embodiments can be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not be within the protection scope of the present invention.

Example 1:

embodiments of the present invention provide a dryer assembly of an air source system, as shown in fig. 1 to 9, including: the valve plate 1, set up dry section of thick bamboo subassembly 2 on the valve plate 1, dry section of thick bamboo subassembly 2 includes first dry section of thick bamboo 3 and second dry section of thick bamboo 4, first dry section of thick bamboo 3 reaches from last down all set up adsorbent layer 5 and filler layer 6 in the dry section of thick bamboo 4 of second, 1 lower surface of valve plate sets up switching-over valve subassembly 7, solenoid valve subassembly 8 and automatically controlled subassembly 9, automatically controlled subassembly 9 with 8 electric connection of solenoid valve subassembly, 1 lateral wall of valve plate sets up compressed air import 10 and compressed air export 11, solenoid valve subassembly 8 output with the inside intercommunication of valve plate 1, switching-over valve subassembly 7 with the inside intercommunication of valve plate 1.

The working principle and the beneficial effects of the technical scheme are as follows: the valve plate 1 is provided with a drying cylinder assembly 2, the valve plate 1 is respectively communicated with a first drying cylinder 3 and a second drying cylinder 4, an adsorbent layer 5 and a packing layer 6 are respectively arranged in the first drying cylinder 3 and the second drying cylinder 4, the adsorbent layer 5 adopts a spherical molecular sieve special for a vehicle brake system dryer assembly and can adsorb and dry compressed air, the packing layer 6 is filled by Raschig rings, the packing layer 6 is positioned below the adsorbent layer 5, the lower surface of the valve plate 1 is provided with a reversing valve assembly 7, an electromagnetic valve assembly 8 and an electric control assembly 9, the reversing valve assembly 7 and the electromagnetic valve assembly 8 are respectively communicated with the interior of the valve plate 1, when the dryer assembly is used, the electric control assembly 9 can control the electromagnetic valve assembly 8 to open or close according to a fixed preset period, in the invention, the preset period is 1min, the electric control assembly 9 adopts an electric control module special for a rail transit dryer assembly, the electric control assembly 9 is controlled by a single chip microcomputer and is provided with a storage chip, the work state memory is realized when the dryer is stopped, the electric control assembly 9 controls the electromagnetic valve assembly 8 to realize alternate work and operation of the dryer assembly, specifically, the electromagnetic valve assembly 8 is firstly opened through the electric control assembly 9, compressed air firstly enters the valve plate 1 from the compressed air inlet 10 and enters the first drying cylinder 3 through the reversing valve assembly 7, the compressed air is subjected to gas-liquid separation and airflow diffusion when passing through the packing layer 6 in the first drying cylinder 3, the separated liquid oil-water mixture is settled below the packing layer 6, then most of oil and water vapor can be removed after the compressed air passes through the adsorption of the adsorbent layer 5, the purification of the compressed air is realized, a large amount of purified compressed air is discharged through the compressed air outlet 11, and a small amount of purified compressed air can enter the top of the second drying cylinder 4 reversely, the adsorbent layer 5 and the filler layer 6 in the second drying cylinder 4 are reversely blown to take away liquid moisture and are discharged through the reversing valve, so that the regeneration of the adsorbent is realized, after a preset period, the electric control component 9 closes the electromagnetic valve component 8, the working states of the first drying cylinder 3 and the second drying cylinder 4 are switched, the compressed air enters the second drying cylinder 4 for purification, and the first drying cylinder 3 realizes the regeneration through a small amount of purified compressed air.

Example 2

On the basis of the above embodiment 1, as shown in fig. 1 to 4, a first cavity 12 and a second cavity 13 are arranged in the valve plate 1, a first outlet valve assembly 14 is arranged in the first cavity 12, a second outlet valve assembly 15 is arranged in the second cavity 13, the first cavity 12 is located below the first drying cylinder 3, the second cavity 13 is located below the second drying cylinder 4, a first outlet passage 16 and an orifice 17 are arranged between the first cavity 12 and the second cavity 13 in a communicating manner, the diameter of the first outlet passage 16 is larger than that of the orifice 17, the first outlet passage 16 is communicated with the compressed air outlet 11, a first inlet passage 18, a second inlet passage 19, a first passage 20 and a second passage 21 are arranged in the valve plate 1, one end of the first inlet passage 18 is communicated with the compressed air inlet 10, one end of the second inlet passage 19 is communicated with the output end of the solenoid valve assembly 8, one end of the first passage 20 is communicated with the lower end of the first drying cylinder 3, and one end of the second passage 21 is communicated with the lower end of the second drying cylinder 4;

a first pressure indicator 22 and a second pressure indicator 23 are arranged on the valve plate 1, the input end of the first pressure indicator 22 is communicated with the first channel 20, and the input end of the second pressure indicator 23 is communicated with the second channel 21;

a first air duct 24 is arranged in the first drying cylinder 3, the lower end of the first air duct 24 is communicated with the inside of the first cavity 12, the upper end of the first air duct 24 is communicated with the upper end of the first drying cylinder 3, a first gland 25 is arranged at the upper end of the first drying cylinder 3, the first gland 25 is abutted to the upper surface of the first drying cylinder 3 through a first bolt 26, the lower end of the first bolt 26 penetrates through the first gland 25, extends into the first cavity 12 along the inner wall of the first air duct 24 and is in threaded connection with the valve plate 1, a second air duct 27 is arranged in the second drying cylinder 4, the lower end of the second air duct 27 is communicated with the inside of the second cavity 13, the upper end of the second air duct 27 is communicated with the upper end of the second drying cylinder 4, a second gland 28 is arranged at the upper end of the second drying cylinder 4, the second gland 28 is abutted to the upper surface of the second drying cylinder 4 through a second bolt 29, and the lower end of the second bolt 29 penetrates through the second gland 28, extends into the inner wall of the second cavity 27 and is in threaded connection with the valve plate 1;

a third cavity 30 and a fourth cavity 31 are further arranged in the valve plate 1, the third cavity 30 is located below the first cavity 12, the fourth cavity 31 is located below the second cavity 13, the third cavity 30 and the fourth cavity 31 are respectively communicated with the first air outlet channel 16, a pneumatic control valve assembly 32 is arranged in the third cavity 30, and a dryer air outlet valve assembly 33 is arranged in the fourth cavity 31;

a first chamber 34 and a second chamber 35 are arranged in the reversing valve assembly 7, a first blocking chamber 36 is arranged below the first chamber 34, a second blocking chamber 37 is arranged below the second chamber 35, the first air inlet channel 18 is respectively communicated with the first blocking chamber 36 and the second blocking chamber 37, the first blocking chamber 36 is communicated with the first channel 20 through a third channel 38, the second blocking chamber 37 is communicated with the second channel 21 through a fourth channel 39, a first piston plate 40 is arranged in the first chamber 34 in a sliding manner, a first piston rod 41 is arranged at the lower end of the first piston plate 40, the lower end of the first piston rod 41 extends into the first blocking chamber 36 and is provided with a first blocking block 42, the upper end of the first piston plate 40 is connected with the top wall of the first chamber 34 through a first return spring 43, the second air inlet channel 19 is communicated with the inside of the first chamber 34 below the first piston plate 40 through a third air inlet channel 44, a second piston plate 45 is arranged in the second chamber 35 in a sliding manner, the lower end of the second piston plate 45 is connected with the second blocking chamber 35 through a second piston plate 46, and is connected with the lower end of the second piston plate 48;

a sewage discharge cavity 50 and a sewage discharge port 51 are further arranged in the reversing valve assembly 7, the sewage discharge cavity 50 is located below the first blocking cavity 36 and the second blocking cavity 37, the sewage discharge cavity 50 is communicated with the first blocking cavity 36 and the second blocking cavity 37 respectively, a silencer assembly 52 is arranged in the sewage discharge cavity 50, the sewage discharge port 51 is arranged below the silencer assembly 52, and the sewage discharge cavity 50 is communicated with the outside of the reversing valve assembly 7 through the sewage discharge port 51.

The working principle and the beneficial effects of the technical scheme are as follows: the pressure in the first air outlet channel 16 can be controlled to be 400kPa through the pneumatic control valve assembly 32 and the dryer air outlet valve assembly 33, as shown in fig. 3, when the electronic control assembly 9 controls the electromagnetic valve assembly 8 to be opened electrically, the first drying cylinder 3 performs regeneration work, and the second drying cylinder 4 performs adsorption work, specifically, after the electromagnetic valve assembly 8 is opened, the first air outlet channel 16 is communicated with the second air inlet channel 19, the compressed air in the first air outlet channel 16 enters the second air inlet channel 19, and enters the first chamber 34 through the third air inlet channel 44, and enters the second chamber 35 through the fourth air inlet channel 49, the first return spring 43 and the second return spring 48 are both compressed, the first piston plate 40 moves upward, the second piston plate 45 moves downward, the first blocking block 42 is driven by the first piston plate 40 to move upward, the first blocking chamber 36 is communicated with the blowdown air outlet chamber 50, the second blocking chamber 45 drives the second blocking block 47 to move downward, the second blocking chamber 37 is not communicated with the blowdown chamber 50, at this time, the compressed air firstly enters the first blocking valve assembly 10, enters the first blocking block 21 through the first blocking block 21, enters the second air inlet channel 13, then flows into the second air inlet channel 13 through the second air inlet channel 13, and then flows into the second air purification channel 13 through the second air inlet channel 13, and then passes through the second air purification channel 13, a small amount of purified compressed air flows to the first cavity 12 from the throttle hole 17, the first air outlet valve assembly 14 is in a closed state, the small amount of purified compressed air flows upwards along the first air guide pipe 24 and enters the upper end of the first drying cylinder 3, then the small amount of purified compressed air passes through the adsorbent layer 5 and the packing layer 6 in sequence to realize reverse purging in the first drying cylinder 3, and the regenerated wet air flows to the third channel 38 through the first channel 20, flows to the inside of the pollution discharge cavity 50 through the first plugging cavity 36 and is finally discharged from the pollution discharge outlet 51; as shown in fig. 4, when the electronic control assembly 9 controls the electromagnetic valve assembly 8 to close, the first air outlet channel 16 cannot communicate with the second air inlet channel 19, the compressed air in the first chamber 34 enters the second air inlet channel 19 through the third air inlet channel 44 and is discharged from the outlet of the electromagnetic valve assembly 8, the compressed air in the second chamber 35 enters the second air inlet channel 19 through the fourth air inlet channel 49 and is discharged from the outlet of the electromagnetic valve assembly 8, under the action of the first return spring 43, the first piston plate 40 slides downward, the first blocking block 42 moves downward, the first blocking block 36 cannot communicate with the blowdown chamber 50, under the action of the second return spring 48, the second piston plate 45 moves upward, the second blocking block 47 moves upward, the second blocking chamber 37 communicates with the blowdown chamber 50, the compressed air enters the first blocking chamber 1 through the compressed air inlet 10, then enters the first blocking chamber 36 through the first air inlet channel 18, then flows to the first channel 20 through the first channel 20, flows along the first air guide tube 20, flows into the first air guide tube 5, flows through the first compressed air guide tube 14, and flows to the first air purification valve assembly 14, the first compressed air guide tube 14, the first compressed air outlet 14 and the first compressed air purification valve assembly 14 sequentially flows to the first compressed air purification valve assembly 14, the first compressed air outlet 14, the first compressed air purification valve assembly 14, the regenerated wet airflow flows to the fourth channel 39 through the second channel 21 and flows to the inside of the sewage discharging cavity 50 through the second plugging cavity 37, and finally is discharged from the sewage discharging outlet 51; the purification compressed air realizes regeneration of the adsorbent layer 5 through reverse blowing, liquid moisture of the adsorbent layer 5 and the packing layer 6 can be taken away, so that moist airflow is formed, the moist airflow can flow to the sewage cavity 50 after passing through the reversing valve assembly 7, and is discharged to the external environment from the sewage outlet 51 after passing through the silencer assembly 52, the silencer assembly 52 is arranged in the sewage cavity 50, the noise reduction purpose can be realized, the first pressure indicator 22 and the second pressure indicator 23 are both arranged on the valve plate 1, the first pressure indicator 22 and the second pressure indicator 23 are both in pneumatic control valve structures, when the pressure in the first channel 20 or the second channel 21 is greater than 4bar, the corresponding pressure indicators act, the working states of the first drying cylinder 3 and the second drying cylinder 4 can be visually judged through the first pressure indicator 22 and the second pressure indicator 23, the diameter of the first drying cylinder 16 is greater than that of the orifice 17, the cross-sectional area of the orifice 17 is greatly reduced, a small amount of purification compressed air can be regenerated through the orifice 17, the use amount of the purification compressed air is greatly reduced, the use period of the purification compressed air is matched with the regeneration adsorbent assembly, and the use cost of the regeneration adsorbent is ensured to be shorter.

Example 3

On the basis of any one of embodiments 1-2, as shown in fig. 5-9, a mounting frame assembly is arranged outside the valve plate 1, the mounting frame assembly includes a first mounting frame 53 and a second mounting frame 54, connecting rods 55 are fixedly arranged on the upper surfaces of four corners of the first mounting frame 53, the second mounting frame 54 is arranged inside the first mounting frame 53, the valve plate 1 is mounted inside the second mounting frame 54 through a connecting assembly, a plurality of sliding blocks 56 are symmetrically arranged on the front and back of the second mounting frame 54, sliding grooves 57 matched with the sliding blocks 56 are arranged on the front and back inner side walls of the first mounting frame 53, and the sliding blocks 56 are slidably connected with the inner walls of the sliding grooves 57.

The working principle and the beneficial effects of the technical scheme are as follows: the mounting bracket subassembly is used for the fixed mounting of desicator subassembly, during the use, with the mount 69 fixed connection in connecting rod 55 upper end and the vehicle earlier, then use coupling assembling to install valve plate 1 to the second mounting bracket 54 in, second mounting bracket 54 can be in first mounting bracket 53 horizontal slip, just can adjust the distance of compressed air import 10 and the air compressor output of valve plate 1 through sliding second mounting bracket 54, the installation flexibility of valve plate 1 has been improved, the compressed air import 10 and the intercommunication of air compressor output of the valve plate 1 of being convenient for.

Example 4

On the basis of embodiment 3, as shown in fig. 5 to 9, the connecting assembly includes: a screw rod 58, one end of the screw rod 58 extending through the second mounting frame 54 to the inside of the second mounting frame 54 and provided with a first fixing plate 59, the screw rod 58 being rotatably connected to a side wall of the first fixing plate 59, the screw rod 58 being in threaded transmission connection with a through position of the second mounting frame 54, a rotary disc 60 being provided at an end of the screw rod 58 remote from the first fixing plate 59, a first support plate 61 being provided at a lower end of the first fixing plate 59, an upper surface of the first support plate 61 being slidably connected to a lower surface of the valve plate 1, first trapezoidal blocks 62 being symmetrically provided at front and rear ends of the first fixing plate 59, the first trapezoidal blocks 62 being slidably connected to an inner side wall of the second mounting frame 54 near the second mounting frame 54, the first trapezoidal blocks 62 having a right-angled trapezoid shape, and a bevel edge side of the first trapezoidal blocks 62 being near the valve plate 1, the width of one end of the first trapezoid block 62 close to the first fixing plate 59 is greater than the width of one end of the first trapezoid block 62 far from the first fixing plate 59, the front and back sides of the valve plate 1 are symmetrically provided with second fixing plates 63, the lower end of the second fixing plate 63 is provided with a second support plate 64, the upper surface of the second support plate 64 is in sliding connection with the lower surface of the valve plate 1, one side of the second fixing plate 63 far from the valve plate 1 is fixedly provided with a first sliding rod 65, one end of the first sliding rod 65 far from the second fixing plate 63 penetrates through the side wall of the second mounting frame 54, extends to the outside of the second mounting frame 54 and is provided with a baffle plate 66, the first sliding rod 65 is sleeved with a first spring 67, one end of the first spring 67 is fixedly connected with the baffle plate 66, the other end of the first spring 67 is fixedly connected with the outer side wall of the second mounting frame 54, one side of the second fixing plate 63 close to the first trapezoid block 62 is provided with a second trapezoid block 68, the side of the second trapezoid block 68 away from the second fixing plate 63 is provided with an inclined surface and is matched with the inclined side of the first trapezoid block 62.

The working principle and the beneficial effects of the technical scheme are as follows: the upper ends of the two second fixing plates 63 close to each other are provided with chamfers at one side, so that the valve plate 1 can be conveniently installed, when the valve plate 1 is installed, the upper surface of the valve plate 1 is placed upwards, then the front side wall and the rear side wall of the valve plate 1 respectively correspond to the second fixing plates 63 at the front side and the rear side wall, the valve plate 1 is placed between the two second fixing plates 63, the lower surface of the valve plate 1 is supported through the second supporting plate 64 and the first supporting plate 61, the installation of the reversing valve assembly 7 can not be interfered while the supporting effect is achieved, then the rotary table 60 is rotated, the surface of the rotary table 60 is provided with anti-slip grains, the friction force can be improved, the rotary table 60 is rotated to drive the screw rod 58 to rotate, the screw rod 58 is rotated to drive the first fixing plate 59 to move towards the direction close to the valve plate 1, the first supporting plate 61 slides on the lower surface of the valve plate 1, the first fixing plate 59 drives the two first trapezoidal blocks 62 to slide towards the direction close to the first sliding rod 65, the bevel edge of the first trapezoid block 62 is abutted against the bevel edge of the second trapezoid block 68, the first trapezoid block 62 drives the second trapezoid block 68 to move towards the direction close to the valve plate 1, the second trapezoid block 68 drives the second fixing plate 63 to move towards the direction close to the valve plate 1 through the first sliding rod 65 until the two second fixing blocks are abutted against the side wall of the valve plate 1, at the moment, the valve plate 1 is fixed on the second mounting frame 54 through the two second fixing blocks, when the valve plate 1 is dismounted, the two second fixing blocks are separated from the valve plate 1 only by reversely rotating the turntable 60, the valve plate 1 can be dismounted from the second mounting frame 54, through the connecting assembly, the valve plate 1 can be quickly mounted in the second mounting frame 54, and mounting tools are not needed, the valve plate 1 can be quickly dismounted, the valve plate 1 can be conveniently maintained, and the connecting assembly can be suitable for valve plates 1 with different sizes, and mounting assemblies do not need to be replaced, the application range of installation is improved, and the installation cost of the dryer assembly is reduced.

Example 5

On the basis of embodiment 4, as shown in fig. 5 to 9, a plurality of sleeves 70 are disposed on a side of the valve plate 1 away from the first fixing plate 59, the sleeves 70 are fixedly connected to inner side walls of the second mounting frame 54, sliding columns 71 are slidably disposed in the sleeves 70, one ends of the sliding columns 71 away from the sleeves 70 extend to the outside of the sleeves 70, and third fixing plates 72 are disposed, a third support plate 73 is disposed at a lower end of the third fixing plates 72, an upper surface of the third support plate 73 abuts against a lower surface of the valve plate 1, second springs 74 are disposed in the sleeves 70, one ends of the second springs 74 are fixedly connected to the inner walls of the sleeves 70, and the other ends of the second springs 74 are fixedly connected to one ends of the sliding columns 71 away from the valve plate 1.

The working principle and the beneficial effects of the technical scheme are as follows: when installing valve plate 1, first fixed plate 59 is laminated with valve plate 1 lateral wall earlier, then move to being close to third fixed plate 72 direction under the drive of first fixed plate 59, and laminate with third fixed plate 72, along with the motion of valve plate 1, under the effect of second spring 74, the pressure of third fixed plate 72 to valve plate 1 increases gradually, make valve plate 1 fix between first fixed plate 59 and third fixed plate 72, and further support to valve plate 1 lower surface through third backup pad 73, the stability of valve plate 1 installation has been improved.

Example 6

On the basis of any one of embodiments 3 to 5, as shown in fig. 5 to 9, a mounting groove 75 is provided below the slide groove 57, the mounting groove 75 is arranged in the first mounting bracket 53, the second mounting bracket 54 is fixedly provided with a rack 76 at one side close to the mounting groove 75, the rack 76 extends into the mounting groove 75, the lower side of the rack 76 has teeth, a sliding plate 77 is slidably disposed in the mounting groove 75, the sliding plate 77 slides up and down in the mounting groove 75, the first mounting bracket 53 is provided with a long hole 78 at a side away from the sliding plate 77, the elongated hole 78 is communicated with the inside of the mounting groove 75, the sliding plate 77 is provided with a rotating shaft 79 at one side close to the elongated hole 78, one end of the rotating shaft 79 passes through the long hole 78 to extend to the outside of the mounting groove 75 and is provided with a rocker 85, the rotating shaft 79 is slidably connected with the inner wall of the elongated hole 78, the other end of the rotating shaft 79 penetrates through the sliding plate 77, extends to one side of the sliding plate 77 close to the second mounting frame 54 and is provided with a gear 80, the rotating shaft 79 is rotatably connected with the sliding plate 77 at a penetrating position, the gear 80 is engaged with the rack 76, the upper end of one side of the sliding plate 77, which is close to the rack 76, is provided with a skid-proof plate 81, the lower surface of the skid-proof plate 81 is abutted with the upper surface of the rack 76, the lower end of the sliding plate 77 is provided with a second sliding rod 82, the lower end of the second sliding rod 82 extends through the bottom wall of the mounting groove 75 to the lower part of the first mounting frame 53 and is provided with a push plate 83, the second sliding rod 82 is slidably connected to the first mounting bracket 53 at a penetrating position, a third spring 84 is sleeved on an outer wall of the second sliding rod 82, one end of the third spring 84 is fixedly connected with the upper surface of the push plate 83, and the other end of the third spring 84 is fixedly connected with the bottom wall of the first mounting frame 53.

The working principle and the beneficial effects of the technical scheme are as follows: after the valve plate 1 is installed, the push plate 83 is pushed upwards, the push plate 83 drives the second sliding rod 82 to slide upwards, the second sliding rod 82 drives the sliding plate 77 to slide upwards along the installation groove 75, the upper end of the gear 80 is driven to abut against one side with teeth on the lower surface of the rack 76, then the rocker 85 on the outer portion is rotated, the rocker 85 is rotated to drive the rotating shaft 79 to rotate, the rotating shaft 79 rotates to drive the gear 80 to rotate, the gear 80 rotates to drive the rack 76 to slide left and right, the rack 76 slides to drive the second installation frame 54 to slide left and right in the first installation frame 53, so that the distance between the compressed air inlet 10 of the valve plate 1 and the output end of the air compressor is adjusted, after the adjustment is finished, the push rod is loosened, the push rod is restored under the action of the third spring 84 and gravity, and the sliding plate 77 is driven to slide downwards through the second sliding rod 82, antiskid plate 81 lower surface and rack 76 upper end butt of sliding plate 77 upper end, antiskid plate 81 adopts anti-skidding material to make, can prevent rack 76 random motion, thereby make second mounting bracket 54 monolithic stationary in first mounting bracket 53, avoid the intercommunication separation of the compressed air inlet 10 of valve plate 1 and air compressor output in the use and lead to the compressed air to leak, the wind regime system cost has been saved, and, must promote push pedal 83 earlier when adjusting second mounting bracket 54 position, make antiskid plate 81 and rack 76 separate, avoid personnel's mistake to bump rocker 85 and drive second mounting bracket 54 motion, cooperation through gear 80 and rack 76, the position of adjustment second mounting bracket 54 that can be more accurate, more accurate adjustment valve plate 1 and the distance of air compressor output, make the installation more standardized.

Example 7

On the basis of any one of embodiments 1 to 6, a heater and a first temperature sensor are arranged in the reversing valve assembly 7, the heater is used for heating compressed air in the reversing valve assembly 7, the first temperature sensor is used for detecting real-time temperature of the compressed air in the reversing valve assembly 7, a temperature control switch and a second temperature sensor are arranged outside the reversing valve assembly 7, the second temperature sensor is used for detecting external environment temperature of the dryer assembly, the temperature control switch is respectively electrically connected with the heater, the first temperature sensor and the second temperature sensor, and the temperature control switch controls the heater to work based on detection values of the first temperature sensor and the second temperature sensor, and the method includes the following steps:

step 101: calculating a target power of the heater based on the detection values of the first and second temperature sensors by the following formula:

wherein, P ₁ Is the target power of the heater, C ₁ Specific heat capacity, M, of the material of the reversing valve assembly 7 ₁ For reversing the mass, T, of the valve assembly 7 ₁ For a predetermined maximum temperature, T, of the compressed air inside the reversing valve assembly 7 ₂ For the initial temperature, C, of the compressed air inside the reversing valve assembly 7 ₂ For the specific heat capacity of the compressed air in the reversing valve assembly 7, M ₂ For the mass of compressed air in the reversing valve assembly 7, t ₀ Is the preset heating time of the heater, gamma is the heat transfer coefficient of the outer surface of the reversing valve component 7, S ₁ For reversing the external surface area, T, of the valve assembly 7 ₃ The ambient temperature outside the dryer assembly detected by the second temperature sensor;

step 102: based on the calculation result of the above formula, the temperature controlled switch adjusts the heating power of the heater to the target power.

The working principle and the beneficial effects of the technical scheme are as follows: the heater can heat compressed air in the reversing valve assembly 7 when heated, when the real-time temperature of the compressed air in the reversing valve detected by the first temperature sensor reaches a preset minimum temperature range, the temperature control switch controls the heater to be started, the temperature control switch controls the heater to be stopped after the heater is heated for a preset heating time, the preset minimum temperature is 5 +/-3 ℃, the preset heating time is 15min, in order to ensure that the real-time temperature of the compressed air in the reversing valve assembly 7 can reach the preset maximum temperature (the preset maximum temperature is 26 ℃), the heating power of the heater needs to be controlled through the temperature control switch when the heater is heated, the target power of the heater can be calculated through the formula, after the temperature control switch controls the heater to be started, the heater can be controlled to adjust the heating power to the target power of the heater according to the calculation result, the condition that the temperature of the compressed air in the reversing valve assembly 7 reaches the preset maximum temperature after the heater is closed through the preset heating time is ensured, the automatic adjustment of the heater heating power is controlled through the temperature control switch, the automation degree of the heater is improved, the heating effect of the heater is enhanced, the heating power of the heater is accurately controlled, and excessive energy waste is avoided.

The invention also provides a method for installing the dryer assembly of the air source system, which is used for installing the dryer assembly of the air source system and comprises the following steps:

step 1: mounting the mounting bracket assembly to the mount 69;

and 2, step: mounting the valve plate 1 into a mounting bracket assembly;

and step 3: a drying cylinder assembly 2 is arranged on the upper surface of the valve plate 1;

and 4, step 4: the reversing valve assembly 7, the electromagnetic valve assembly 8 and the electric control assembly 9 are arranged on the lower surface of the valve plate 1, and the electromagnetic valve assembly 8 is electrically connected with the electric control assembly 9.

The working principle and the beneficial effects of the technical scheme are as follows: firstly, mounting a mounting frame assembly on a fixed frame 69, fixedly mounting the fixed frame 69 in a vehicle body, fixedly connecting the upper end of a connecting rod 55 of a first mounting frame 53 with the fixed frame 69, wherein the connecting mode can adopt common connecting modes such as welding, bolt connection and the like, then mounting a valve plate 1 in a second mounting frame 54 of the mounting frame assembly, fixedly connecting the valve plate 1 with the second mounting frame 54 through a connecting assembly, sliding the second mounting frame 54, adjusting the position of the second mounting frame 54 in the first mounting frame 53 so as to adjust the positions of a compressed air inlet 10 of the valve plate 1 and an output end of an air compressor assembly, communicating the compressed air inlet 10 of the valve plate 1 with the output end of the air compressor assembly through a connecting pipeline, then mounting a drying cylinder assembly 2 on the upper surface of the valve plate 1, and mounting a first drying cylinder 3 on the upper surface of the valve plate 1 through a first gland 25 and a first bolt 26, the second drying cylinder 4 is arranged on the upper surface of the valve plate 1 through a second gland 28 and a second bolt 29, an adsorbent layer 5 consisting of an adsorbent and a filler layer 6 consisting of a filler are pre-installed in the first drying cylinder 3 and the second drying cylinder 4 from top to bottom, the filler can be Raschig rings, then a reversing valve assembly 7, an electromagnetic valve assembly 8 and an electric control assembly 9 are arranged on the lower surface of the valve plate 1, the electric control assembly 9 is electrically connected with the electromagnetic valve assembly 8, so that the electromagnetic valve assembly 8 is controlled to be opened periodically through the electric control assembly 9, when a vehicle outputs a starting signal, the electric control assembly 9 controls the electromagnetic valve assembly 8 to be opened or closed according to a preset period, the preset period can be selected to be 1min, the electric control assembly 9 outputs voltage at intervals of 1min and keeps 1min, so that the electromagnetic valve assembly 8 is driven to be opened, and after the electromagnetic valve assembly 8 is opened for 1min, the electric control assembly 9 stops outputting voltage, after the electromagnetic valve assembly 8 is closed for 1min, the electromagnetic valve assembly 8 is driven by the electronic control assembly 9 to be opened again, the electronic control assembly 9 outputs voltage at intervals, so that the first drying cylinder 3 and the second drying cylinder 4 alternately and circularly work at intervals of 1min, compressed air purification and adsorbent regeneration are realized, the installation method is adopted, the valve plate 1 is firstly installed on the second installation frame 54, compared with the method that the dryer assembly is directly installed on the second installation frame 54, the valve plate 1 is lighter than the whole weight of the dryer assembly, the installation of the valve plate 1 and the position adjustment of the valve plate 1 are convenient, the distance adjustment of the compressed air inlet 10 of the valve plate 1 and the output end of the air compressor assembly is more convenient and controllable, the communication between the compressed air inlet 10 of the valve plate 1 and the output end of the air compressor assembly is facilitated, in addition, the parts of the dryer assembly are separately installed, the condition that the collision is easy to happen due to large size when the dryer assembly is installed can be reduced, and the installation quality of the dryer assembly is improved.

It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. A dryer assembly for an air source system, comprising: valve plate (1), set up dry section of thick bamboo subassembly (2) on valve plate (1), dry section of thick bamboo subassembly (2) are including first dry section of thick bamboo (3) and second dry section of thick bamboo (4), first dry section of thick bamboo (3) reach from last down all set up adsorbent layer (5) and packing layer (6) in second dry section of thick bamboo (4), valve plate (1) lower surface sets up switching-over valve subassembly (7), solenoid valve subassembly (8) and automatically controlled subassembly (9), automatically controlled subassembly (9) with solenoid valve subassembly (8) electric connection, valve plate (1) lateral wall sets up compressed air import (10) and compressed air export (11), solenoid valve subassembly (8) output with valve plate (1) inside intercommunication, switching-over valve subassembly (7) with valve plate (1) inside intercommunication.

2. The dryer assembly of an air supply system of claim 1, a first cavity (12) and a second cavity (13) are arranged in the valve plate (1), a first air outlet valve component (14) is arranged in the first cavity (12), a second air outlet valve component (15) is arranged in the second cavity (13), the first cavity (12) is positioned below the first drying cylinder (3), the second cavity (13) is positioned below the second drying cylinder (4), a first air outlet channel (16) and a throttling hole (17) are communicated and arranged between the first cavity (12) and the second cavity (13), the diameter of the first air outlet channel (16) is larger than that of the throttling hole (17), the first air outlet channel (16) is communicated with the compressed air outlet (11), a first air inlet channel (18), a second air inlet channel (19), a first channel (20) and a second channel (21) are arranged in the valve plate (1), one end of the first air inlet channel (18) is communicated with the compressed air inlet (10), one end of the second air inlet channel (19) is communicated with the output end of the electromagnetic valve component (8), one end of the first channel (20) is communicated with the lower end of the first drying cylinder (3), one end of the second channel (21) is communicated with the lower end of the second drying cylinder (4).

3. A dryer assembly of a wind source system according to claim 2, characterized in that a first pressure indicator (22) and a second pressure indicator (23) are arranged on the valve plate (1), the input end of the first pressure indicator (22) is communicated with the first channel (20), and the input end of the second pressure indicator (23) is communicated with the second channel (21).

4. The dryer assembly of a wind source system according to claim 2, a first air duct (24) is arranged in the first drying cylinder (3), the lower end of the first air duct (24) is communicated with the interior of the first cavity (12), the upper end of the first air duct (24) is communicated with the upper end of the first drying cylinder (3), a first gland (25) is arranged at the upper end of the first drying cylinder (3), the first gland (25) is abutted against the upper surface of the first drying cylinder (3) through a first bolt (26), the lower end of the first bolt (26) penetrates through the first gland (25), extends into the first cavity (12) along the inner wall of the first air duct (24) and is in threaded connection with the valve plate (1), a second air duct (27) is arranged in the second drying cylinder (4), the lower end of the second air duct (27) is communicated with the interior of the second cavity body (13), the upper end of the second air duct (27) is communicated with the upper end of the second drying cylinder (4), a second gland (28) is arranged at the upper end of the second drying cylinder (4), the second gland (28) is abutted against the upper surface of the second drying cylinder (4) through a second bolt (29), the lower end of the second bolt (29) penetrates through the second gland (28), extends into the second cavity (13) along the inner wall of the second air duct (27) and is in threaded connection with the valve plate (1).

5. The dryer assembly of a wind source system according to claim 2, wherein a third cavity (30) and a fourth cavity (31) are further arranged in the valve plate (1), the third cavity (30) is located below the first cavity (12), the fourth cavity (31) is located below the second cavity (13), the third cavity (30) and the fourth cavity (31) are respectively communicated with the first air outlet channel (16), an air control valve assembly (32) is arranged in the third cavity (30), and a dryer air outlet valve assembly (33) is arranged in the fourth cavity (31).

6. A dryer assembly for a wind source system according to claim 2, characterized in that a first chamber (34) and a second chamber (35) are provided in the reversing valve assembly (7), a first blocking chamber (36) is provided below the first chamber (34), a second blocking chamber (37) is provided below the second chamber (35), the first air inlet passage (18) is respectively communicated with the first blocking chamber (36) and the second blocking chamber (37), the first blocking chamber (36) is communicated with the first passage (20) through a third passage (38), the second blocking chamber (37) is communicated with the second passage (21) through a fourth passage (39), a first piston plate (40) is slidably provided in the first chamber (34), a first piston rod (41) is provided at the lower end of the first piston plate (40), the lower end of the first piston rod (41) extends into the first blocking chamber (36) and is provided with a first blocking block (42), the upper end of the first piston plate (40) is connected with the second blocking chamber (34) through a second piston plate (43) and a second piston plate (44), and a second piston plate (44) is slidably provided in communication with the second chamber (34), and a second air inlet passage (35) is communicated with the second chamber (34) through a second piston plate (44), second piston plate (45) lower extreme sets up second piston rod (46), second piston rod (46) lower extreme extends to in second shutoff chamber (37) and sets up second shutoff piece (47), second piston plate (45) lower extreme passes through second reset spring (48) and is connected with second cavity (35) diapire, second inlet channel (19) are through the inside intercommunication of fourth inlet channel (49) and second cavity (35) above second piston plate (45).

7. A dryer assembly of a wind source system according to claim 6, wherein a blowdown chamber (50) and a blowdown port (51) are further arranged in the reversing valve assembly (7), the blowdown chamber (50) is located below the first blocking chamber (36) and the second blocking chamber (37), the blowdown chamber (50) is respectively communicated with the first blocking chamber (36) and the second blocking chamber (37), a silencer assembly (52) is arranged in the blowdown chamber (50), a blowdown port (51) is arranged below the silencer assembly (52), and the blowdown chamber (50) is communicated with the outside of the reversing valve assembly (7) through the blowdown port (51).

8. The dryer assembly of a wind source system according to claim 1, wherein a mounting frame assembly is arranged outside the valve plate (1), the mounting frame assembly comprises a first mounting frame (53) and a second mounting frame (54), a connecting rod (55) is fixedly arranged on the upper surface of each of four corners of the first mounting frame (53), the second mounting frame (54) is arranged inside the first mounting frame (53), the valve plate (1) is mounted inside the second mounting frame (54) through a connecting assembly, a plurality of sliding blocks (56) are symmetrically arranged on the front and back of the second mounting frame (54), a sliding groove (57) matched with the sliding blocks (56) is arranged on the front and back inner side wall of the first mounting frame (53), and the sliding blocks (56) are slidably connected with the inner wall of the sliding groove (57).

9. The dryer assembly of claim 8, wherein the connection assembly comprises: screw rod (58), screw rod (58) one end runs through second mounting bracket (54) and extends to inside second mounting bracket (54) and sets up first fixed plate (59), screw rod (58) and first fixed plate (59) lateral wall rotate to be connected, screw rod (58) and second mounting bracket (54) run through position screw thread transmission and are connected, first fixed plate (59) one end is kept away from to screw rod (58) sets up carousel (60), first fixed plate (59) lower extreme sets up first backup pad (61), first backup pad (61) upper surface with valve plate (1) lower surface sliding connection, first fixed plate (59) front and back both ends symmetry sets up first trapezoidal piece (62), first trapezoidal piece (62) are close to second mounting bracket (54) one side with second mounting bracket (54) inside wall sliding connection, first trapezoidal piece (62) are the right angle shape, first trapezoidal piece (62) hypotenuse one side is close to valve plate (1), first trapezoidal piece (62) is close to first fixed plate (59) one end width is greater than first trapezoidal piece (62) and the first trapezoidal piece (62) surface sliding connection, valve plate (1) lower surface sliding connection sets up second fixed plate (64), second fixed plate (63) lower surface (63) lower extreme symmetry sets up first trapezoidal piece (63), second backup pad (63) lower surface, second fixed plate (64) upper and second trapezoidal piece (64) lower surface sliding connection, first trapezoidal piece (63) side is set up the width, first trapezoidal piece (63) side, first trapezoidal piece (62) side, second supporting plate (63) and second supporting plate (63) upper surface is close to be close to the first trapezoidal piece (63), the first trapezoidal piece (62), the second supporting plate (63) side, the first trapezoidal piece (63) side, the second supporting plate (64) is set up the first trapezoidal piece (62), the second supporting plate (64) the first trapezoidal piece (63) the second supporting plate (64) is set up The movable connection, second fixed plate (63) are kept away from valve plate (1) one side is fixed and is set up first slide bar (65), first slide bar (65) are kept away from second fixed plate (63) one end runs through second mounting bracket (54) lateral wall, extend to second mounting bracket (54) outside and set up baffle (66), first spring (67) are established to first slide bar (65) upper cover, first spring (67) one end with baffle (66) fixed connection, first spring (67) other end and second mounting bracket (54) lateral wall fixed connection, second fixed plate (63) are close to first trapezoidal piece (62) one side sets up second trapezoidal piece (68), second trapezoidal piece (68) are kept away from second fixed plate (63) one side sets up and with first trapezoidal piece (62) hypotenuse one side looks adaptation.

10. A method of installing a dryer assembly for an air supply system, the dryer assembly being as claimed in any one of claims 1 to 9, comprising the steps of:

step 1: mounting the mounting bracket assembly to a fixed bracket (69);

step 2: mounting the valve plate (1) into a mounting bracket assembly;

and step 3: a drying cylinder assembly (2) is arranged on the upper surface of the valve plate (1);

and 4, step 4: the lower surface of the valve plate (1) is provided with a reversing valve component (7), an electromagnetic valve component (8) and an electric control component (9), and the electromagnetic valve component (8) is electrically connected with the electric control component (9).