Box structure of screw air compressor

Abstract

The utility model relates to a box structure of a screw air compressor, which belongs to the technical field of screw air compressors and comprises a box body and a screw air compressor body arranged in the box body. And a water-cooled oil heat dissipation mechanism capable of dissipating heat of lubricating oil in the screw air compressor body is arranged in the box body. According to the box structure of the screw air compressor, by arranging the cooling box and the lubricating oil pipe, lubricating oil can transmit heat to cooling liquid in the cooling box through the pipe wall of the lubricating oil pipe, meanwhile, due to the fact that the lubricating oil pipe is in a snake shape, the contact area between the lubricating oil pipe and the cooling liquid can be increased, and then the cooling effect is improved; and cooling liquid can be conveyed into the heat dissipation copper pipe by arranging a conveying pump, heat dissipation treatment can be conveniently conducted on the cooling liquid in the heat dissipation copper pipe by arranging a heat dissipation fan and heat dissipation fins, and then the effect of continuously cooling the lubricating oil is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to screw air compressor technical field, concretely is a kind of box structure of screw air compressor. BACKGROUND

[0002] Screw air compressor full name is screw air compressor, is a kind of air compressor using rotor with spiral groove rotates in cylinder and makes gas compression.Screw air compressor adopts pre-set configuration screw air compressor, only single power connection and compressed air connection are needed, and cooling system is built-in, installation work is greatly simplified.Screw air compressor provides high-quality compressed air for all walks of life with its high efficiency, high efficiency, maintenance-free, high reliability and other advantages.

[0003] In the use process of screw air compressor, need to use box structure, the Chinese utility model patent with publication number CN208518886U discloses a screw air compressor box convenient to disassemble, wherein two columns are fixedly installed on the front side of base, two middle columns are fixedly installed on the rear side of base, front door plate is fixedly installed on two columns, rear door plate is fixedly installed on two middle columns, side plate is fixedly installed on two columns and two middle columns, side inlet hole is arranged on side plate, air inlet is arranged on front door plate, and heat dissipation box is fixedly installed on column and middle column.The utility model is installed on one side of front door plate and rear door plate through strong magnet, which is convenient for disassembly of front door plate and rear door plate, is conducive to ensuring the neatness and beauty of the surface of the whole box body, is convenient for production and transportation, saves box production cost at the same time, and the heat dissipation fan is arranged in heat dissipation box, which helps to quickly discharge hot air in the box body, protects the operating environment of equipment in the box body and improves equipment service life.

[0004] However, in the use process of the utility model, the internal lubricating oil of screw air compressor is heated during operation, which affects the working efficiency of the whole screw air compressor, so independent heat dissipation of lubricating oil is needed, which cannot meet the production demand, so a box structure of screw air compressor is proposed to solve the problems in the above. UTILITY MODEL CONTENTS

[0005] In view of the deficiencies of prior art, the utility model provides a box structure of screw air compressor, which has the advantages of facilitating heat dissipation of lubricating oil, solves the problem that the internal lubricating oil of screw air compressor is heated during operation, which affects the working efficiency of the whole screw air compressor, and independent heat dissipation of lubricating oil is needed, which cannot meet the production demand.

[0006] In order to achieve the above object, the utility model provides the following technical scheme: A box structure of screw air compressor, including box body and the screw air compressor body of setting in the box body interior, the top of box body is fixedly connected with support frame, the inside of box body is provided with water -cooled oil heat abstractor that can heat dissipation to screw air compressor body inside lubricating oil,

[0007] The water-cooled oil heat abstractor includes a cooling tank fixedly connected to the inner top wall of the box body, the oil outlet end of the screw air compressor body is fixedly connected with a lubricating oil pipe extending into the interior of the cooling tank, the upper surface of the box body is fixedly installed with a delivery pump, the input end of the delivery pump is fixedly connected with a communication pipe in communication with the cooling tank, the inner top wall of the support frame is fixedly installed with a heat dissipation fin, the bottom of the heat dissipation fin is fixedly installed with a heat dissipation fan, and the output end of the delivery pump is fixedly connected with a heat dissipation copper pipe penetrating through the heat dissipation fin.

[0008] Further, the lubricating oil pipe is distributed in a serpentine shape in the interior of the cooling tank, one end of the lubricating oil pipe is fixedly connected with the oil inlet end of the screw air compressor body, and the interior of the cooling tank is provided with cooling liquid.

[0009] Further, the end of the heat dissipation copper pipe away from the delivery pump is fixedly connected with a backflow pipe extending into the interior of the cooling tank, and the interior of the support frame is fixedly connected with a dustproof net in communication with the heat dissipation fin.

[0010] Further, the interior of the box body is fixedly connected with a mounting partition plate, the screw air compressor body is fixedly installed on the top of the mounting partition plate, and the interior of the mounting partition plate is provided with a communication opening.

[0011] Further, the inner wall of the box body is provided with a dustproof plate in communication with the outside, the top and bottom of the dustproof plate are fixedly connected with mounting blocks, and one side of the mounting block is threadedly connected with a fixed bolt extending into the interior of the box body.

[0012] Further, a ventilation fan is fixedly installed between the box body and the mounting partition plate, and the interior of the box body is fixedly connected with an air outlet net matched with the ventilation fan.

[0013] Further, the number of the ventilation fans is three, and the three ventilation fans are equidistantly distributed on the front face and the back face of the interior of the box body.

[0014] Further, a supporting base is fixedly installed at the bottom of the box body, and the interior of the supporting base is provided with a through opening in communication with the outside.

[0015] Compared with the prior art, the utility model provides a box structure of screw air compressor, which has the following beneficial effects:

[0016] 1. The box structure of the screw air compressor, by setting the cooling tank and the lubricating oil pipe, the lubricating oil can be transmitted to the cooling liquid in the cooling tank through the pipe wall of the lubricating oil pipe, and the contact area of the lubricating oil pipe and the cooling liquid can be increased due to the serpentine shape of the lubricating oil pipe, thereby improving the cooling effect, and the cooling liquid can be delivered to the inside of the copper heat dissipation pipe through the delivery pump, and the cooling liquid in the copper heat dissipation pipe can be conveniently heat dissipated through the heat dissipation fan and the heat dissipation fin, thereby continuously cooling the lubricating oil.

[0017] 2. The box structure of the screw air compressor, by setting the mounting partition plate and the through port, and by setting the ventilation fan, the heat in the box body can be discharged to the outside, and when the ventilation fan is running, negative pressure is generated in the box body, thereby making the outside air enter the box body through the dustproof plate, achieving the effect of gas exchange, thereby achieving the effect of heat dissipation in the box body, solving the problem that the lubricating oil in the screw air compressor generates heat during operation, thereby affecting the working efficiency of the entire screw air compressor, and the lubricating oil needs to be independently heat dissipated, which cannot meet the production requirements. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a structure perspective view of the utility model;

[0019] Figure 2 It is a structure sectional view of the utility model;

[0020] Figure 3 It is a structure schematic view of the lubricating oil pipe of the utility model;

[0021] Figure 4 It is a structure schematic view of the mounting block of the utility model.

[0022] In the drawing: 1, box body; 2, screw air compressor body; 3, support frame; 4, cooling tank; 5, lubricating oil pipe; 6, delivery pump; 7, connecting pipe; 8, heat dissipation fin; 9, heat dissipation fan; 10, copper heat dissipation pipe; 11, return pipe; 12, dust screen; 13, mounting partition plate; 14, through port; 15, dustproof plate; 16, mounting block; 17, ventilation fan; 18, air outlet net; 19, support base; 20, through port. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0024] Embodiment One:

[0025] Please refer to Figures 1 to 4 In this embodiment, the box structure of the screw air compressor includes a box body 1 and a screw air compressor body 2 arranged inside the box body 1. The top of the box body 1 is fixedly connected with a support frame 3. The inside of the box body 1 is provided with a water-cooled oil cooling mechanism capable of cooling the lubricating oil inside the screw air compressor body 2. The water-cooled oil cooling mechanism includes a cooling box 4 fixedly connected to the inner top wall of the box body 1. The oil outlet end of the screw air compressor body 2 is fixedly connected with a lubricating oil pipe 5 extending into the inside of the cooling box 4. The upper surface of the box body 1 is fixedly installed with a delivery pump 6. The input end of the delivery pump 6 is fixedly connected with a communication pipe 7 in communication with the cooling box 4. The inner top wall of the support frame 3 is fixedly installed with a heat dissipation fin 8. The bottom of the heat dissipation fin 8 is fixedly installed with a heat dissipation fan 9. The output end of the delivery pump 6 is fixedly connected with a heat dissipation copper pipe 10 penetrating through the heat dissipation fin 8.

[0026] Among them, the lubricating oil pipe 5 is distributed in a serpentine shape inside the cooling box 4. One end of the lubricating oil pipe 5 is fixedly connected with the oil inlet end of the screw air compressor body 2. The inside of the cooling box 4 is provided with cooling liquid. The end of the heat dissipation copper pipe 10 away from the delivery pump 6 is fixedly connected with a backflow pipe extending into the inside of the cooling box 4. The inside of the support frame 3 is fixedly connected with a dustproof net 12 in communication with the heat dissipation fin 8.

[0027] It should be noted that temperature sensors are fixedly installed inside the cooling box 4 and the box body 1, which can monitor the temperature of the cooling liquid inside the cooling box 4, and further determine whether the cooling liquid needs to be cooled.

[0028] In this embodiment, the inside of the box body 1 is fixedly connected with a mounting partition 13. The screw air compressor body 2 is fixedly installed on the top of the mounting partition 13. The inside of the mounting partition 13 is provided with a communication port 14.

[0029] In this embodiment, the inner wall of the box body 1 is provided with a dustproof plate 15 in communication with the outside. The top and bottom of the dustproof plate 15 are fixedly connected with mounting blocks 16. One side of the mounting block 16 is threadedly connected with a fixed bolt extending into the inside of the box body 1. By arranging the mounting block 16 and the fixed bolt, it is convenient for the staff to disassemble and clean the dustproof plate 15.

[0030] In this embodiment, the bottom of the box body 1 is fixedly installed with a support base 19. The inside of the support base 19 is provided with a through port 20 in communication with the outside.

[0031] Embodiment Two:

[0032] Please refer to Figure 1On the basis of the first embodiment, the ventilation fan 17 is fixedly installed between the box body 1 and the installation partition plate 13, and the inside of the box body 1 is fixedly connected with the air outlet net 18 matched with the ventilation fan 17.

[0033] In the embodiment, the number of ventilation fans 17 is three, and the three ventilation fans 17 are equidistantly distributed on the front and back surfaces of the inside of the box body 1.

[0034] By adopting the above technical scheme, the heat in the inside of the box body 1 can be discharged to the outside through the installation of the installation partition plate 13 and the through hole 14, the ventilation fan 17, the dustproof plate 15, the negative pressure generated in the inside of the box body 1 during the operation of the ventilation fan 17, and the air from the outside entering the inside of the box body 1 through the dustproof plate 15, so that the gas exchange effect is achieved.

[0035] The working principle of the above embodiment is as follows:

[0036] First, the staff starts the screw air compressor body 2 to operate, and then the lubricating oil in the inside of the screw air compressor body 2 enters the inside of the lubricating oil pipe 5, and then is transported in the lubricating oil pipe 5, at this time, the cooling liquid in the inside of the cooling box 4 contacts the lubricating oil pipe 5, so as to transfer part of the heat of the lubricating oil to the cooling liquid, and the lubricating oil returns to the inside of the screw air compressor body 2, in the cooling process, the staff can start the delivery pump 6 and the cooling fan 9 to cool the cooling liquid, and in the process of the operation of the screw air compressor body 2, the ventilation fan 17 can be started to cool the inside of the box body 1.

[0037] Compared with the prior art, the utility model provides a kind of box structure of screw air compressor, with following beneficial effects:

[0038] 1、the box structure of screw air compressor, by setting up cooling box and lubricating oil pipe, lubricating oil can be transmitted to the cooling liquid in the inside of cooling box by the pipe wall of lubricating oil pipe, and since lubricating oil pipe is serpentine, the contact area of lubricating oil pipe and cooling liquid can be improved, so as to improve cooling effect, and by setting up delivery pump, cooling liquid can be transported to the inside of heat dissipation copper pipe, by setting up cooling fan and heat dissipation fin, cooling liquid in the inside of heat dissipation copper pipe is conveniently cooled, so as to continuously cool lubricating oil.

[0039] 2、The box structure of the screw air compressor, through the setting installation partition plate and the through port, and then through the setting ventilation fan, can discharge the heat inside the box to the outside, and then through the setting dustproof plate, when the ventilation fan runs, negative pressure will be generated inside the box, and then make the outside air enter the box through the dustproof plate, achieve the effect of gas exchange, and then play the effect of heat dissipation inside the box, solve the problem that the lubricating oil inside the screw air compressor will heat up during operation, and then affect the working efficiency of the whole screw air compressor, and the lubricating oil needs to be independently cooled, which cannot meet the production demand.

[0040] It should be noted that in this document, the terms“first” and“second” and the like are used merely to distinguish one entity or action from another, without necessarily requiring or implying any actual relationship or order between such entities or actions. Moreover, the terms“comprises,”“comprising,” or any other variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element preceded by“comprises a” does not, without more limitations, foreclose the existence of additional identical elements in the process, method, article, or apparatus that comprises the recited element.

[0041] Although embodiments of the present application have been shown and described, it is to be understood that various modifications, substitutions, replacements and variations can be made to these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A housing structure for a screw air compressor, comprising a housing (1) and a screw air compressor body (2) disposed inside the housing (1), characterized in that, The top of the housing (1) is fixedly connected to a support frame (3), and the inside of the housing (1) is provided with a water-cooled oil cooling mechanism that can dissipate heat from the lubricating oil inside the screw air compressor body (2). The water-cooled oil cooling mechanism includes a cooling box (4) fixedly connected to the top wall of the housing (1), a lubricating oil pipe (5) extending into the cooling box (4) fixedly connected to the oil outlet end of the screw air compressor body (2), a delivery pump (6) fixedly installed on the upper surface of the housing (1), a connecting pipe (7) connected to the cooling box (4) fixedly connected to the input end of the delivery pump (6), a heat dissipation fin (8) fixedly installed on the top wall of the support frame (3), a cooling fan (9) fixedly installed at the bottom of the heat dissipation fin (8), and a heat dissipation copper pipe (10) penetrating the heat dissipation fin (8) fixedly connected to the output end of the delivery pump (6).

2. The housing structure of a screw air compressor according to claim 1, characterized in that, The lubricating oil pipe (5) is arranged in a serpentine pattern inside the cooling box (4). One end of the lubricating oil pipe (5) is fixedly connected to the oil inlet end of the screw air compressor body (2). Coolant is provided inside the cooling box (4).

3. The housing structure of a screw air compressor according to claim 1, characterized in that, The end of the heat dissipation copper pipe (10) away from the delivery pump (6) is fixedly connected to a return pipe extending into the cooling box (4), and the support frame (3) is fixedly connected to a dustproof net (12) that communicates with the heat dissipation fins (8).

4. The housing structure of a screw air compressor according to claim 1, characterized in that, The housing (1) is fixedly connected to a mounting partition (13), and the screw air compressor body (2) is fixedly installed on the top of the mounting partition (13). The mounting partition (13) has a communication port (14) inside.

5. The housing structure of a screw air compressor according to claim 1, characterized in that, The inner wall of the box (1) is provided with a dustproof plate (15) that communicates with the outside. The top and bottom of the dustproof plate (15) are fixedly connected with mounting blocks (16). One side of the mounting block (16) is threaded with a fixing bolt that extends into the inside of the box (1).

6. The housing structure of a screw air compressor according to claim 4, characterized in that, A ventilation fan (17) is fixedly installed between the housing (1) and the mounting partition (13), and an air outlet net (18) adapted to the ventilation fan (17) is fixedly connected inside the housing (1).

7. The housing structure of a screw air compressor according to claim 6, characterized in that, The number of ventilation fans (17) is three, and the three ventilation fans (17) are equidistantly distributed on the front and back of the box (1) inside.

8. The housing structure of a screw air compressor according to claim 1, characterized in that, The bottom of the box (1) is fixedly installed with a support base (19), and the support base (19) has an opening (20) that connects to the outside.

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