CN219034991U

CN219034991U - Two-stage compression screw air compressor

Info

Publication number: CN219034991U
Application number: CN202320050143.8U
Authority: CN
Inventors: 郭飞龙; 郭伟; 杨朝
Original assignee: Wuhan Libor Machinery Co ltd
Current assignee: Wuhan Libor Machinery Co ltd
Priority date: 2023-01-09
Filing date: 2023-01-09
Publication date: 2023-05-16
Anticipated expiration: 2033-01-09

Abstract

The application discloses a two-stage compression screw air compressor, relates to the technical field of screw air compressors, and comprises a screw supercharger, wherein the screw supercharger comprises a supercharger I and a supercharger II, and a first pump body is arranged outside the screw supercharger; the connecting box, the connecting box set up in booster one with between the booster two, the connecting box includes shell, baffle, heat exchange tube, heat exchange plate and second pump body, the shell set up in booster one with between the booster two, the baffle set up in the inside of shell, the heat exchange tube set up in the inner wall of shell, the heat exchange plate sets up the outside of baffle, the heat exchange plate with the second pump body communicates. The structure that this application adopted can cool off the effect inside, and the structure of this application is provided with the spread box that cools off the pressurized air after inside complete cooling in the air transition position equally moreover, so, this application intersects in the cooling method of traditional pressurized gas.

Description

Two-stage compression screw air compressor

Technical Field

The application relates to the technical field of screw air compressors, in particular to a two-stage compression screw air compressor.

Background

The screw air compressor provides high-quality compressed air for various industries with the advantages of high efficiency, no maintenance, high reliability and the like, but the existing air compressor generally cools compressed air outside the air compressor, and the mode can play a role in cooling, but the cooling method of external cooling is difficult to ensure that the air is cooled at the fastest speed, the cooling efficiency is low, and the screw air compressor is not suitable for air which needs to be cooled rapidly and completely, so the two-stage compression screw air compressor is provided.

Disclosure of Invention

In order to make up the above deficiency, the application provides a two-stage compression screw air compressor machine, it is not high to solve current air compressor machine cooling rate to the incomplete technical problem of cooling has reached the technological effect that can cool down fast.

The application is realized in such a way that:

a two-stage compression screw air compressor comprises

The screw supercharger comprises a supercharger I and a supercharger II, and a first pump body is arranged outside the screw supercharger;

the connecting box, the connecting box set up in booster one with between the booster two, the connecting box includes shell, baffle, heat exchange tube, heat exchange plate and second pump body, the shell set up in booster one with between the booster two, the baffle set up in the inside of shell, the heat exchange tube set up in the inner wall of shell, the heat exchange plate sets up the outside of baffle, the heat exchange plate with the second pump body communicates.

In an embodiment of the application, one side of screw rod booster is provided with the sleeve, one side of sleeve be provided with rotate connect in the sleeve keep away from the pivot of screw rod booster one side, the outside of pivot is provided with the regulating wheel, the pivot runs through to the inside of screw rod booster, the inside of screw rod booster is provided with the air pressure screw rod, the one end of air pressure screw rod with pivot fixed connection, the quantity of air pressure screw rod is two and intermeshing.

In an embodiment of the present application, the top of screw booster is provided with the inlet, and the below screw booster is kept away from telescopic one end is provided with the exhaust outlet, screw booster's inside is provided with the air chamber, the junction box with the air chamber intercommunication.

In an embodiment of the present application, one side of the first pump body is provided with the power shaft that runs through the first pump body, one side of the first pump body is provided with the fluid entry, the first pump body with the structure of the second pump body is the same, wherein, the intercommunication chamber has been seted up to the inside of pivot, the intercommunication chamber with the first pump body intercommunication.

In an embodiment of the present application, a flow hole is formed in the air compression screw, the flow hole is communicated with the fluid inlet after passing through the first pump body, and a heat exchange groove communicated with the flow hole is formed in the air compression screw.

In an embodiment of the application, the circulation groove has all been seted up to the top and the bottom of connection box, the circulation groove with the air chamber intercommunication, the inside of connection box be provided with the heat transfer chamber of circulation groove intercommunication.

In an embodiment of the present application, an extension pipe is disposed outside the heat exchange pipe, the extension pipe is clung to an inner wall of the connection box, and the heat exchange pipe is respectively communicated with the second pump body and the heat exchange plate.

In an embodiment of the application, the fixing grooves are formed in four external corners of the heat exchange plate, heat exchange holes are formed in the top of the heat exchange plate, and through holes are formed in the top of the partition plate.

In an embodiment of the application, the outside of screw booster is provided with the subassembly of giving vent to anger, the subassembly of giving vent to anger includes the baffle of giving vent to anger, the circulation of gas chamber of giving vent to anger has been seted up to the inside of baffle of giving vent to anger, the outside of baffle of giving vent to anger is provided with the air-out piece, the gas outlet has been seted up to the outside of air-out piece, the circulation of giving vent to anger the chamber respectively with the circulation hole with the gas outlet intercommunication.

The application is through the two-stage compression screw air compressor machine that above-mentioned design obtained, its beneficial effect is:

the structure that this application adopted can cool off the effect in inside, and the structure of this application is provided with the spread box that cools off pressurized air after inside complete cooling in the air transition position equally, so, this application is crossing in traditional pressurized gas's cooling method, has obviously increased pressurized gas's area of contact, consequently more can cool off gas, has also increased the range that can cool off when promoting the speed.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present application and therefore should not be considered as limiting the scope, and that other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural diagram of a two-stage compression screw air compressor according to an embodiment of the present application;

fig. 2 is a schematic structural diagram of another view angle of a two-stage compression screw air compressor according to an embodiment of the present application;

fig. 3 is a schematic sectional structure of a two-stage compression screw air compressor according to an embodiment of the present disclosure;

fig. 4 is a schematic cross-sectional structure of a connection box of a two-stage compression screw air compressor according to an embodiment of the present application;

fig. 5 is a schematic structural diagram of a heat exchange plate of a connection box of a two-stage compression screw air compressor according to an embodiment of the present application.

In the figure: 1. a screw supercharger; 1A, a supercharger I; 1B, a supercharger II; 101. an intake air inlet; 102. an exhaust outlet; 103. an air chamber; 11. a sleeve; 12. a rotating shaft; 121. an adjusting wheel; 122. a communication chamber; 13. an air compression screw; 131. a flow hole; 132. a heat exchange tank; 2. a first pump body; 21. a power shaft; 22. a fluid inlet; 3. a connection box; 301. a flow channel; 302. a heat exchange cavity; 31. a housing; 32. a partition plate; 33. a heat exchange tube; 331. an extension tube; 34. a heat exchange plate; 341. a fixing groove; 342. a heat exchange hole; 35. a second pump body; 4. an air outlet assembly; 401. an air outlet flow-through cavity; 41. an air outlet separator; 42. an air outlet block; 421. and an air outlet.

Detailed Description

For the purposes of making the objects, technical solutions and advantages of the embodiments of the present application more clear, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are some of the embodiments of the present application, but not all of the embodiments. All other embodiments, based on the embodiments herein, which would be apparent to one of ordinary skill in the art without undue burden are within the scope of the present application.

Accordingly, the following detailed description of the embodiments of the present application, provided in the accompanying drawings, is not intended to limit the scope of the application, as claimed, but is merely representative of selected embodiments of the application. All other embodiments, based on the embodiments herein, which would be apparent to one of ordinary skill in the art without undue burden are within the scope of the present application.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the present application, it should be understood that the terms "center," "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," etc. indicate or are based on the orientation or positional relationship shown in the drawings, merely for convenience of description and to simplify the description, and do not indicate or imply that the apparatus or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present application.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present application, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

Examples

Referring to fig. 1-5, the present application provides a technical solution: the utility model provides a two-stage compression screw air compressor machine, the structure that this application adopted can cool off the effect in inside, and the structure of this application is provided with the junction box 3 that cools off pressurized air equally in air transition position after inside complete cooling moreover, so, this application is crossing in traditional pressurized gas's cooling method, has obviously increased pressurized gas's area of contact, consequently more can cool off gas, has also increased the range that can cool off when promoting the speed.

The two-stage compression screw air compressor comprises a screw supercharger 1, wherein the screw supercharger 1 comprises a supercharger I1A and a supercharger II 1B, and a first pump body 2 is arranged outside the screw supercharger 1; the connection box 3, the connection box 3 sets up between booster 1A and booster two 1B, the connection box 3 includes shell 31, baffle 32, heat exchange tube 33, heat exchanger plate 34 and second pump body 35, shell 31 sets up between booster 1A and booster two 1B, baffle 32 sets up in the inside of shell 31, heat exchange tube 33 sets up in the inner wall of shell 31, heat exchanger plate 34 sets up the outside of baffle 32, heat exchanger plate 34 communicates with second pump body 35.

In this embodiment, one side of screw supercharger 1 is provided with sleeve 11, one side of sleeve 11 is provided with the pivot 12 of rotating in sleeve 11 and keeping away from screw supercharger 1 one side, the outside of pivot 12 is provided with regulating wheel 121, regulating wheel 121 can be connected through belt or chain with outside motor to this control joint strength, pivot 12 runs through to the inside of screw supercharger 1, the inside of screw supercharger 1 is provided with air compression screw 13, the one end and the pivot 12 fixed connection of air compression screw 13, the quantity of air compression screw 13 is two and intermeshing.

In this embodiment, the top of top screw booster 1 is provided with inlet 101, and the one end that sleeve 11 was kept away from to below screw booster 1 is provided with exhaust outlet 102, and the inside of screw booster 1 is provided with air cavity 103, and connecting box 3 and air cavity 103 intercommunication, gaseous air cavity 103 that flows through in inlet 101 department to air pressure screw 13 pressurizes gaseous, plays the effect of pressure boost.

In this embodiment, a power shaft 21 penetrating the first pump body 2 is disposed on one side of the first pump body 2, a fluid inlet 22 is disposed on one side of the first pump body 2, and the first pump body 2 and the second pump body 35 have the same structure, wherein the inside of the rotating shaft 12 is provided with a communication cavity 122, the communication cavity 122 is communicated with the first pump body 2, and both the first pump body 2 and the second pump body 35 are used for introducing external fluid to realize heat exchange.

In this embodiment, a flow hole 131 is formed in the air-compression screw 13, the flow hole 131 is communicated with the fluid inlet 22 after passing through the first pump body 2, and a heat exchange groove 132 communicated with the flow hole 131 is formed in the air-compression screw 13.

In this embodiment, the top and bottom of the connection box 3 are both provided with a circulation groove 301, the circulation groove 301 is communicated with the air cavity 103, and a heat exchange cavity 302 communicated with the circulation groove 301 is arranged inside the connection box 3.

In this embodiment, the extension tube 331 is disposed outside the heat exchange tube 33, the extension tube 331 is closely attached to the inner wall of the connection box 3, and the heat exchange tube 33 is respectively communicated with the second pump body 35 and the heat exchange plate 34.

In this embodiment, the fixing grooves 341 are formed at four external corners of the heat exchange plate 34, the heat exchange holes 342 are formed at the top of the heat exchange plate 34, the heat exchange holes 342 ensure that the flowing gas and fluid exchange heat sufficiently, so as to achieve the cooling effect, and the through holes are formed at the top of the partition plate 32.

In this embodiment, the air outlet assembly 4 is disposed outside the screw supercharger 1, the air outlet assembly 4 includes an air outlet partition 41, an air outlet circulation cavity 401 is disposed inside the air outlet partition 41, an air outlet block 42 is disposed outside the air outlet partition 41, an air outlet 421 is disposed outside the air outlet block 42, and the air outlet circulation cavity 401 is respectively communicated with the circulation hole 131 and the air outlet 421, where the air outlet circulation cavity 401 is used for discharging the heat-exchanged fluid.

Specifically, the working principle of the two-stage compression screw air compressor is as follows: this application needs to handle gaseous entering at inlet 101, get into the pressurization of later through air pressure screw 13, discharge from the discharge outlet, wherein, one side of air pressure screw 13 is provided with first pump body 2, first pump body 2 can circulate fluid such as gas or liquid, the mixed cooling that can be abundant behind fluid through flow hole 131 and heat transfer groove 132 guarantee gas, moreover, the gas of flowing through is when 3 through the junction box, outside fluid can be abundant behind the gas with gas mixing, can guarantee gas and outside fluid contact constantly when the transmission, increase cooling efficiency.

It should be noted that, specific model specifications of the screw supercharger 1, the rotating shaft 12, the air compression screw 13, the first pump body 2, the second pump body 35, the power shaft 21, the heat exchange tube 33 and the heat exchange plate 34 need to be determined according to actual specifications of the device, and a specific model selection calculation method adopts the prior art in the art, so that detailed description is omitted.

The power supply to the first pump body 2 and the second pump body 35 and the principle thereof will be apparent to those skilled in the art, and will not be described in detail herein.

The foregoing description is only of the preferred embodiments of the present application and is not intended to limit the same, but rather, various modifications and variations may be made by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application should be included in the protection scope of the present application.

Claims

1. The utility model provides a two-stage compression screw air compressor machine which characterized in that includes

The screw supercharger (1), wherein the screw supercharger (1) comprises a first supercharger (1A) and a second supercharger (1B), and a first pump body (2) is arranged outside the screw supercharger (1);

the connecting box (3), connecting box (3) set up in between booster one (1A) and booster two (1B), connecting box (3) include shell (31), baffle (32), heat exchange tube (33), heat exchanger plate (34) and second pump body (35), shell (31) set up in booster one (1A) with between booster two (1B), baffle (32) set up in the inside of shell (31), heat exchange tube (33) set up in the inner wall of shell (31), heat exchanger plate (34) set up the outside of baffle (32), heat exchanger plate (34) with second pump body (35) intercommunication.

2. The two-stage compression screw air compressor according to claim 1, wherein a sleeve (11) is arranged on one side of the screw supercharger (1), a rotating shaft (12) which is rotationally connected to one side of the sleeve (11) away from the screw supercharger (1) is arranged on one side of the sleeve (11), an adjusting wheel (121) is arranged on the outer portion of the rotating shaft (12), the rotating shaft (12) penetrates through the screw supercharger (1), an air compression screw (13) is arranged in the screw supercharger (1), one end of the air compression screw (13) is fixedly connected with the rotating shaft (12), and the number of the air compression screws (13) is two and meshed with each other.

3. A two-stage compression screw air compressor according to claim 2, characterized in that the top of the screw supercharger (1) above is provided with an air inlet (101), the end of the screw supercharger (1) below away from the sleeve (11) is provided with an air outlet (102), the interior of the screw supercharger (1) is provided with an air cavity (103), and the connecting box (3) is communicated with the air cavity (103).

4. A two-stage compression screw air compressor according to claim 3, characterized in that a power shaft (21) penetrating the first pump body (2) is arranged on one side of the first pump body (2), a fluid inlet (22) is arranged on one side of the first pump body (2), the first pump body (2) and the second pump body (35) have the same structure, wherein a communication cavity (122) is formed in the rotating shaft (12), and the communication cavity (122) is communicated with the first pump body (2).

5. The two-stage compression screw air compressor of claim 4, wherein a flow hole (131) is formed in the air compression screw (13), the flow hole (131) is communicated with the fluid inlet (22) after passing through the first pump body (2), and a heat exchange groove (132) communicated with the flow hole (131) is formed in the air compression screw (13).

6. The two-stage compression screw air compressor of claim 5, wherein the top and the bottom of the connection box (3) are provided with circulation grooves (301), the circulation grooves (301) are communicated with the air cavity (103), and a heat exchange cavity (302) communicated with the circulation grooves (301) is arranged inside the connection box (3).

7. A two-stage compression screw air compressor as claimed in claim 6, characterized in that an extension tube (331) is provided outside the heat exchange tube (33), the extension tube (331) is tightly attached to the inner wall of the connection box (3), and the heat exchange tube (33) is respectively communicated with the second pump body (35) and the heat exchange plate (34).

8. The two-stage compression screw air compressor of claim 7, wherein fixing grooves (341) are formed in four external corners of the heat exchange plate (34), heat exchange holes (342) are formed in the top of the heat exchange plate (34), and through holes are formed in the top of the partition plate (32).

9. The two-stage compression screw air compressor of claim 8, wherein an air outlet component (4) is arranged outside the screw supercharger (1), the air outlet component (4) comprises an air outlet partition board (41), an air outlet circulation cavity (401) is formed in the air outlet partition board (41), an air outlet block (42) is arranged outside the air outlet partition board (41), an air outlet (421) is formed in the air outlet block (42), and the air outlet circulation cavity (401) is respectively communicated with the circulation hole (131) and the air outlet (421).