CN221713909U

CN221713909U - Gas-liquid separator for freeze dryer

Info

Publication number: CN221713909U
Application number: CN202420078903.0U
Authority: CN
Inventors: 许纪春
Original assignee: Henan Chaodun Purification Technology Co ltd
Current assignee: Henan Chaodun Purification Technology Co ltd
Priority date: 2024-01-12
Filing date: 2024-01-12
Publication date: 2024-09-17
Anticipated expiration: 2034-01-12

Abstract

The gas-liquid separator for the freeze dryer effectively solves the problems that the gravity water removal effect of a filter screen is poor, and the disassembly such as maintenance is inconvenient in the future; the gas-liquid centrifugal component comprises a freezing type dryer main body, wherein a horizontal evaporator is arranged in the freezing type dryer main body, a heat exchanger is arranged at the top of the horizontal evaporator, and the gas-liquid centrifugal component is characterized in that a finned tube type heat exchanger is arranged in the horizontal evaporator, a water collecting chamber is formed on one side of the finned tube type heat exchanger, an inclined plate is arranged in the water collecting chamber, and a vertical mounting plate is fixed at one end of the inclined plate.

Description

Gas-liquid separator for freeze dryer

Technical Field

The utility model relates to the technical field of freeze dryers, in particular to a gas-liquid separator for a freeze dryer.

Background

The cold dryer is short for the freeze dryer, and has the main function of dewatering and drying compressed air, and the internal structure of the cold dryer mainly comprises a precooler, an evaporator, a refrigerant tank, a compressor, a condenser, a gas-water separator and other parts.

In China, patent application number: the utility model discloses a cold dryer of built-in gas-liquid separation net in CN219111272U, the structure is used for carrying out further condensation dewatering to the air including setting up at the inside evaporator subassembly of cold dryer, the gas after having set up the filter screen simultaneously carries out gas-liquid separation to the gas after the condensation in the inside filter screen that has set up of evaporator, when gas when the filter screen, moisture in it filters through the filter screen, drain under the effect of gravity this moment, this cold dryer of built-in gas-liquid separation net carries out gas-liquid separation through setting up the filter screen in the inside of evaporator, the separation effect is relatively poor, when cold dryer power is great, the wind speed of gas when passing the filter screen is also great for its gas-liquid separation's effect greatly reduced, simultaneously, this filter screen is very difficult to dismantle when maintenance or maintenance change in the future.

Disclosure of utility model

Aiming at the situation, the utility model aims to overcome the defects of the prior art, and the utility model aims to provide the gas-liquid separator for the freeze dryer, which effectively solves the problems of poor gravity water removal effect by adopting a filter screen and inconvenient disassembly such as maintenance in the future.

The technical proposal is that the utility model comprises a freezing dryer main body, a horizontal evaporator is arranged in the freezing dryer main body, a heat exchanger is arranged at the top of the horizontal evaporator, and is characterized in that a finned tube type heat exchanger is arranged in the horizontal evaporator, a water collecting chamber is formed at one side of the finned tube type heat exchanger, an inclined plate is installed in the water collecting chamber, one end of the inclined plate is fixed with a vertical mounting plate, the inclined plate is obliquely erected in the water collecting chamber according to the front height and the rear height of the inclined plate, and an automatic drain pipe is arranged at one side of the bottom of the horizontal evaporator;

The novel multifunctional inclined plate comprises a sloping plate, wherein a cylinder is arranged on one side of the sloping plate, a connecting rod is arranged at the axis of the cylinder, a spiral plate is fixed on the connecting rod, a plurality of arc-shaped filter screens which are arranged in a spiral mode are arranged in gaps in the spiral plate, a notch is formed in the bottom of the other side face of the sloping plate, a collecting pipe is arranged on one side of the notch, the filter screens are arranged in the collecting pipe, a water flowing pipe is arranged on one side of the bottom of the cylinder, the water flowing pipe is communicated with the cylinder, sliding grooves are respectively formed in two sides of a mounting plate, sliding rods are respectively arranged in the sliding grooves, tight pushing springs are respectively sleeved on the sliding rods, insertion plates are respectively connected in a sliding mode, one ends of the tight pushing springs are connected with the insertion plates, two ends of the insertion plates are respectively provided with bumps, and a positioning rod is arranged at the center of one side of the mounting plate.

Preferably, a connecting plate is fixed on one side of the top of the water collecting chamber, a positioning groove is formed in the center of one side surface of the connecting plate, the positioning rod is clamped in the positioning groove, connecting blocks are respectively arranged on two sides of the positioning groove, and the two inserting plates are respectively inserted in the connecting blocks.

Preferably, one end of the collecting pipe is fixed with an outwards-expanding bell mouth, the water flow pipe penetrates through the inclined plate and is connected with the bell mouth, a water flow hole is formed in one side of the bell mouth, the water flow hole is communicated with the water flow pipe, and a plurality of filter plates are arranged in the water flow pipe.

Preferably, a plurality of baffles inserted into the finned tube type heat exchanger are arranged in the horizontal evaporator in a staggered mode, a sealing plate is arranged on one side of the horizontal evaporator, and one end of the finned tube type heat exchanger is fixed on one side face of the sealing plate.

Preferably, the two sides of the top of the horizontal evaporator are respectively provided with an air inlet pipe and an air outlet pipe, and the air outlet pipe is communicated with the water collecting chamber.

Preferably, both ends of one side surface of the heat exchanger are respectively provided with an outer air inlet pipe and a tail end air outlet pipe, both ends of the other side surface of the heat exchanger are respectively provided with a precooling air outlet pipe and a drying air inlet pipe, the precooling air outlet pipe is connected with the air inlet pipe, and the drying air inlet pipe is connected with the air outlet pipe.

Preferably, a sealing strip is arranged on one side of the inclined plate, which is contacted with the inner wall of the horizontal evaporator.

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

1. Through setting up such as drum, spiral plate and arc filter screen, when the air gets into the drum inside through the opening, its flow direction carries out centrifugal motion according to the direction of rotation of spiral plate, owing to contains moisture in the gas, so in centrifugal motion, the moisture in the gas can be to the cylinder wall on gathering condensation, cooperates the arc filter screen to the further filtration of the moisture in the gas simultaneously.

2. Through setting up such as mounting panel, connecting plate and picture peg, when needs are maintained or are changed gas-liquid separation subassembly, dismantle back with closing plate and finned tube heat exchanger, one hand stretches into the inside of horizontal evaporimeter, and the lug is handled to the manual inboard removal for the picture peg breaks away from the inside of connecting block, just can be complete take out gas-liquid centrifugation subassembly this moment, when the installation, at first with locating lever and constant head tank alignment joint, after loosening the lug, the picture peg inserts the inside of connecting block under the effect of tight spring in the top.

Drawings

Fig. 1 is a perspective view of the present utility model.

Fig. 2 is a schematic view of the structure of the heat exchanger according to the present utility model.

Fig. 3 is a schematic structural view of the horizontal type evaporator in the present utility model.

Fig. 4 is a cross-sectional view of a horizontal type evaporator in the present utility model.

Fig. 5 is an assembly view of the swash plate and the connecting plate according to the present utility model.

Fig. 6 is a schematic view of the structure of the cylinder in the present utility model.

Fig. 7 is a cross-sectional view of a cylinder in accordance with the present utility model.

Fig. 8 is a schematic view of the structure of the spiral plate in the present utility model.

Reference numerals in the schematic drawings illustrate:

10. A freeze dryer body; 20. a heat exchanger; 201. an outer air intake pipe; 202. a tail end air outlet pipe; 203. precooling air outlet pipe; 204. a dry air inlet pipe; 30. a horizontal evaporator; 301. an air outlet pipe; 302. an air inlet pipe; 31. an automatic drain pipe; 32. a fin tube heat exchanger; 321. a baffle; 322. a sealing plate; 33. a connecting plate; 331. a positioning groove; 332. a connecting block; 40. a sloping plate; 41. a collection pipe; 411. a horn mouth; 412. a water flow hole; 42. a mounting plate; 421. a chute; 422. a spring is tightly propped; 423. inserting plate; 424. a bump; 425. a positioning rod; 43. a water flow pipe; 431. a filter plate; 44. an arc-shaped filter screen; 45. a filter screen; 46. a spiral plate; 461. a connecting rod; 47. a cylinder.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1 to 4, the freezing dryer comprises a freezing dryer body 10, a horizontal evaporator 30 is arranged in the freezing dryer body 10 for removing most of moisture in the air, a heat exchanger 20 is arranged at the top of the horizontal evaporator 30, when the compressed air enters the heat exchanger 20, the water in the compressed air starts to be primarily condensed by heat exchange with the dry cold air discharged by the horizontal evaporator 30, the water removing effect of the external air is different according to the type of the heat exchanger 20, a finned tube type heat exchanger 32 is arranged in the interior of the horizontal evaporator 30, the refrigerant circulates in the finned tube type heat exchanger 32, when the compressed air passes through the finned tube type heat exchanger 32, the refrigerant evaporates, the compressed air is further cooled, the evaporating temperature of the compressed air is close to that of the refrigerant, and more water in the air is condensed, a plurality of baffles 321 inserted in the finned tube type heat exchanger 32 are arranged in the horizontal evaporator 30 in a staggered manner, one side of the horizontal evaporator 30 is provided with a sealing plate 322, one end of the finned tube type heat exchanger 32 is fixed on one side surface of the sealing plate 322, one side of the finned tube type heat exchanger 32 is provided with a water collecting chamber, two sides of the top of the horizontal evaporator 30 are respectively provided with an air inlet pipe 302 and an air outlet pipe 301, the air outlet pipe 301 is communicated with the water collecting chamber, two ends of one side surface of the heat exchanger 20 are respectively provided with an outer air inlet pipe 201 and a tail end air outlet pipe 202, two ends of the other side surface of the heat exchanger 20 are respectively provided with a precooled air outlet pipe 203 and a dry air inlet pipe 204, the precooled air outlet pipe 203 is connected with the air inlet pipe 302, the dry air inlet pipe 204 is connected with the air outlet pipe 301, a sloping plate 40 is arranged in the water collecting chamber, one end of the sloping plate 40 is fixed with a vertical mounting plate 42, the sloping plate 40 is obliquely erected in the water collecting chamber according to the front and the back, the sealing strip is arranged at one side of the inclined plate 40 contacted with the inner wall of the horizontal evaporator 30, the inclined placement of the inclined plate 40 is used for facilitating the flow discharge of condensed water in the inclined plate 40, and the automatic drain pipe 31 is arranged at one side of the bottom of the horizontal evaporator 30.

Referring to fig. 5 to 8, a cylinder 47 is provided at one side of the swash plate 40, a connecting rod 461 is provided at the axial center of the cylinder 47, a spiral plate 46 is fixed on the connecting rod 461, a plurality of arc-shaped filter screens 44 arranged spirally are provided in gaps in the spiral plate 46, a gap is provided at the bottom of the other side of the swash plate 40, and when air enters the inside of the cylinder 47 through the gap, the air flows in the direction of rotation of the spiral plate 46 through the cylinder 47, and the air contains moisture, so that the moisture in the air gathers and condenses on the wall of the cylinder 47 during the centrifugal movement, Meanwhile, a collecting pipe 41 is arranged at one side of the opening, a filter screen 45 is arranged in the collecting pipe 41, the filter screen 45 is used for pre-dewatering before centrifugal dewatering, the effect of gas-liquid separation is enhanced under the double coordination of centrifugal motion and gravity drainage of the filter screen 45, one end of the collecting pipe 41 is fixed with a flared horn 411, the horn 411 plays a role in guiding the gas entering the cylinder 47, a water flowing pipe 43 is arranged at one side of the bottom of the cylinder 47 and used for collecting condensed water drops in the cylinder 47, the water flowing pipe 43 is communicated with the cylinder 47, The water flow pipe 43 penetrates through the inclined plate 40 and is connected with the bell mouth 411, one side of the bell mouth 411 is provided with a water flow hole 412, the water flow hole 412 is communicated with the water flow pipe 43, a plurality of filter plates 431 are arranged in the water flow pipe 43, as the water flow pipe 43 is communicated with the cylinder 47 and the collecting pipe 41, after gas enters the cylinder 47 and the collecting pipe 41, a small part of the gas flows out through the water flow pipe 43, a plurality of filter plates 431 are arranged in the water flow pipe 43 to filter and remove the gas in the water flow pipe, two sides of the mounting plate 42 are respectively provided with a sliding groove 421, sliding rods are respectively arranged in the sliding grooves 421, a jacking spring 422 is respectively sleeved on the sliding rods, The slide bars are respectively connected with the plugboards 423 in a sliding way, one ends of the jacking springs 422 are connected with the plugboards 423, one ends of the two plugboards 423 are respectively provided with the convex blocks 424, a locating rod 425 is arranged at the center of one side of the mounting plate 42, one side of the top of the water collecting chamber is fixedly provided with the connecting plate 33, the center of one side surface of the connecting plate 33 is provided with the locating groove 331, the locating rod 425 is clamped in the locating groove 331, through the arrangement of the locating rod 425 and the locating groove 331, the mounting plate 42 can be positioned, the shaking problem of the mounting plate 42 is avoided, the two sides of the locating groove 331 are respectively provided with the connecting blocks 332, Two picture peg 423 are pegged graft respectively in the inside of connecting block 332, through setting up such as mounting panel 42, connecting plate 33 and picture peg 423, when the gas-liquid separation subassembly is maintained or is changed to needs, dismantle back with closing plate 322 and fin tube heat exchanger 32, one hand stretches into the inside of horizontal evaporator 30, manual lug 424 that holds moves to the inboard for picture peg 423 breaks away from the inside of connecting block 332, just can be complete take out gas-liquid centrifugation subassembly at this moment, during the installation, at first with locating lever 425 with the alignment joint of constant head tank 331, loosen the lug 424 after, picture peg 423 inserts the inside of connecting block 332 under the effect of jack spring 422.

The utility model is used when:

Firstly, starting the main body 10 of the freeze dryer, wherein external air enters the heat exchanger 20 from the external air inlet pipe 201, after precooling treatment, enters the horizontal evaporator 30 from the precooled air outlet pipe 203 and the air inlet pipe 302, at the moment, compressed air is further cooled and approaches the evaporation temperature of the refrigerant, and more water in the air is condensed;

Then, after the gas leaves the finned tube heat exchanger 20, the gas enters the collecting tube 41 through the horn mouth 411, and after the simple water removal treatment is carried out on the gas by the filter screen 45, the gas enters the cylinder 47 through the opening for centrifugal water separation treatment;

secondly, in the centrifugal movement, the arc-shaped filter screen 44 is matched, so that the water removal effect is enhanced while the gas flow rate is reduced;

Finally, when the arc filter screen 44 or the inclined plate 40 and the like need to be replaced, after the sealing plate 322 and the finned tube heat exchanger 32 are disassembled, one hand stretches into the horizontal evaporator 30, the manual holding lug 424 moves inwards, so that the plug plate 423 is separated from the connecting block 332, the gas-liquid centrifugal assembly can be completely taken out at the moment, during installation, the locating rod 425 is aligned and clamped with the locating groove 331 at first, and after the lug 424 is loosened, the plug plate 423 is inserted into the connecting block 332 under the action of the jack spring 422.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a gas-liquid separator for freeze dryer, includes freeze dryer main part (10), be provided with horizontal evaporimeter (30) in freeze dryer main part (10), heat exchanger (20) are installed at the top of horizontal evaporimeter (30), a serial communication port, the inside of horizontal evaporimeter (30) is provided with finned tube heat exchanger (32), one side of finned tube heat exchanger (32) is formed with the water catch bowl, install swash plate (40) in the water catch bowl, the one end of swash plate (40) is fixed with vertical mounting panel (42), swash plate (40) are erect in the water catch bowl according to its front high back slant, bottom one side of horizontal evaporimeter (30) is provided with automatic drain pipe (31);

one side of swash plate (40) is provided with drum (47), the axle center department of drum (47) is provided with connecting rod (461), be fixed with screw plate (46) on connecting rod (461), be provided with arc filter screen (4544) of a plurality of spiral ranges in the clearance in screw plate (46), the opening has been seted up to the bottom of swash plate (40) another side, one side of opening is provided with collecting pipe (41), install filter screen (45) in collecting pipe (41), bottom one side of drum (47) is provided with water pipe (43), just water pipe (43) communicate with each other with drum (47), spout (421) have been seted up respectively to the both sides of mounting panel (42), be provided with the slide bar in spout (421) respectively, cup jointed tight spring (422) in the top on the slide bar respectively, sliding connection has picture peg (423) on the slide bar, the one end of tight spring (422) links to each other with picture peg (423), two the one end of picture peg (423) is provided with lug (424) respectively, one side of mounting panel (42) is provided with locating lever (425).

2. The gas-liquid separator for the freeze dryer according to claim 1, wherein a connecting plate (33) is fixed on one side of the top of the water collecting chamber, a positioning groove (331) is formed in the center of one side surface of the connecting plate (33), the positioning rod (425) is clamped in the positioning groove (331), connecting blocks (332) are respectively arranged on two sides of the positioning groove (331), and two plug boards (423) are respectively inserted in the connecting blocks (332).

3. The gas-liquid separator for a freeze dryer according to claim 2, wherein one end of the collecting pipe (41) is fixed with a flared mouth (411), the water flowing pipe (43) penetrates through the inclined plate (40) and is connected with the flared mouth (411), a water flowing hole (412) is formed in one side of the flared mouth (411), the water flowing hole (412) is communicated with the water flowing pipe (43), and a plurality of filter plates (431) are arranged in the water flowing pipe (43).

4. The gas-liquid separator for the freeze dryer according to claim 1, wherein a plurality of baffles (321) inserted into the finned tube type heat exchanger (32) are arranged in the horizontal evaporator (30) in a staggered manner, a sealing plate (322) is arranged on one side of the horizontal evaporator (30), and one end of the finned tube type heat exchanger (32) is fixed on one side surface of the sealing plate (322).

5. The gas-liquid separator for the freeze dryer according to claim 1, wherein the air inlet pipe (302) and the air outlet pipe (301) are respectively arranged at two sides of the top of the horizontal evaporator (30), and the air outlet pipe (301) is communicated with the water collecting chamber.

6. The gas-liquid separator for a freeze dryer according to claim 5, wherein an outer air inlet pipe (201) and an end air outlet pipe (202) are respectively arranged at two ends of one side surface of the heat exchanger (20), a precooling air outlet pipe (203) and a drying air inlet pipe (204) are respectively arranged at two ends of the other side surface of the heat exchanger (20), the precooling air outlet pipe (203) is connected with an air inlet pipe (302), and the drying air inlet pipe (204) is connected with an air outlet pipe (301).

7. The gas-liquid separator for a freeze dryer according to claim 1, wherein a sealing strip is provided at a side of the inclined plate (40) contacting with an inner wall of the horizontal evaporator (30).