Protective shell of screw air compressor

Abstract

The utility model relates to a protective shell of a screw air compressor, which belongs to the technical field of screw air compressors and comprises a shell body and a filter box fixedly connected to the top of the shell body, and a heat exchange box is fixedly connected to one side, far away from the filter box, of the top of the shell body. A heat dissipation device capable of dissipating heat in the shell body is arranged in the shell body, and the heat dissipation device comprises a heat exchanger fixedly installed on the top wall in the shell body. According to the protective shell of the screw air compressor, heat generated in the shell body can be conveyed into a cooling medium in the heat exchanger by arranging the heat exchanger, and then the cooling medium can be conveyed into a heat conduction copper pipe in the heat exchange box body by arranging a water conveying pipeline and a conveying pump; the cooling medium in the heat conduction copper pipe can be cooled through the cooling water in the heat exchange box body, so that the cooled cooling medium is conveyed into the heat exchanger again, the circulating heat dissipation effect is achieved, and the heat dissipation efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to dry screw rod air compressor technical field, concretely is a kind of protective housing of screw rod air compressor. BACKGROUND

[0002] Screw rod air compressor adopts pre-set screw rod type air compressor and only needs single power connection and compressed air connection, screw rod compression component in screw rod type air compressor is manufactured inside latest numerical control grinding machine, and is matched with online laser technology, ensures that manufacturing tolerance is extremely accurate, and its reliability and performance can ensure that the operating cost of compressor is always extremely low during use period, adjusting compressor, integrated compressor and drying agent series are all new products in L / LS series compressor, and screw rod type air compressor provides high-quality compressed air for various industries with its high efficiency, high efficiency, maintenance-free, high reliability and other advantages.

[0003] The utility model discloses a kind of protective housing of screw rod air compressor, including outer box, ventilation window and window frame, it is characterized by: the inside two sides of the outer box are respectively provided with the ventilation window, the ventilation window is movably connected in the side of the outer box, the ventilation window one side is equipped with several inclined slots, the ventilation window one side is clamped connection the window frame, the window frame one side is fixedly connected in the side of the outer box, the ventilation window one side is equipped with retainer.The utility model can protect the control board, the outer box one side is provided with several grooves, the groove interior clamping connection sliding cover, sliding cover can be moved left and right by groove, sliding cover one side is equipped with control board, ventilation window is arranged on the two sides of outer box, several inclined slots are opened in ventilation window, it is convenient for the screw rod air compressor inside outer box to run ventilation and heat dissipation, and inclined slot avoids rainwater splash, the device is convenient for outer box to be moved to outdoor use, rainwater can be protected and handled, avoid that screw rod air compressor touches rainwater and causes short circuit.

[0004] However, the utility model in the use process, only set up ventilation window to the heat dissipation of outer box inside, so that the heat of outer box inside cannot be quickly discharged, lead to poor heat dissipation effect, thereby influence the service life and normal use demand of screw rod air compressor, cannot satisfy production demand, therefore, a kind of protective housing of screw rod air compressor is proposed to solve the problems presented in the above. UTILITY MODEL CONTENTS

[0005] In view of the deficiencies of prior art, the utility model provides a kind of protective housing of screw rod air compressor, with the advantage of improving the heat dissipation effect of screw rod air compressor, solve the problem that the heat dissipation effect of existing protective housing is poor, so that the heat of outer box inside cannot be quickly discharged, lead to poor heat dissipation effect, thereby influence the service life and normal use demand of screw rod air compressor.

[0006] In order to achieve the above object, the utility model provides the following technical scheme: a protective shell of screw air compressor, including shell body and fixedly connected with filter box body on the top of shell body, the one side of heat exchange box body is fixedly connected with heat exchange box body on the top of shell body away from filter box body, the inside of shell body is provided with heat dissipation device that can heat dissipation to its inside,

[0007] The heat dissipation device includes a heat exchanger fixedly installed on the inner top wall of the shell body, one end of the heat exchanger is fixedly connected with a circulating pipeline extending into the inside of the heat exchange box body, a heat-conducting copper pipe is fixedly installed in the inside of the heat exchange box body, one end of the heat-conducting copper pipe is fixedly connected with the circulating pipeline, and the side of the heat exchanger away from the circulating pipeline is fixedly connected with a water supply pipeline extending into the inside of the filter box body.

[0008] Further, a delivery pump is fixedly installed on the inner bottom wall of the filter box body, and a delivery pipeline is fixedly connected between the output end of the delivery pump and one end of the heat-conducting copper pipe.

[0009] Further, cooling water is arranged in the inside of the heat exchange box body, and an inlet pipe and an outlet pipe are fixedly connected to the top and one side of the heat exchange box body respectively.

[0010] Further, the inside of the filter box body is provided with a primary filter, a medium filter and a high-efficiency filter respectively, and the primary filter, the medium filter and the high-efficiency filter have the same structure.

[0011] Further, the primary filter is composed of a mounting plate, a mounting frame and a filter inner core, the mounting frame is fixedly connected to the back of the mounting plate and extends into the inside of the filter box body, and the filter inner core is fixedly connected to the inside of the mounting frame.

[0012] Further, the top and the bottom of the mounting frame are fixedly connected with positioning strips extending into the inside of the filter box body, and positioning grooves matched with the positioning strips are formed in the inner wall of the filter box body.

[0013] Further, the side close to the mounting frame of the mounting plate is fixedly connected with a sealing strip, one side of the mounting frame is fixedly connected with a collection box, and a heat dissipation hole is formed in the inner wall of the shell body and connected with the outside.

[0014] Further, a plurality of moving wheels are rotatably installed on the bottom of the shell body, and the number of the moving wheels is four, and the four moving wheels are evenly distributed on the bottom of the shell body.

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

[0016] 1. The protective casing of this screw air compressor, through the installation of a heat exchanger, can transfer the heat generated inside the casing to the cooling medium inside the heat exchanger. Then, through the installation of water supply pipes and a delivery pump, the cooling medium can be delivered to the heat-conducting copper pipes inside the heat exchange chamber. The cooling water inside the heat exchange chamber can cool the cooling medium inside the heat-conducting copper pipes, so that the cooled medium is delivered back to the heat exchanger, thereby completing the effect of circulating heat dissipation and improving heat dissipation efficiency.

[0017] 2. The protective casing of this screw air compressor, by setting up a pre-filter, a medium-efficiency filter, and a high-efficiency filter, can filter the cooling medium, preventing impurities in the cold air medium from entering the interior of the heat-conducting copper pipe, improving the thermal conductivity of the heat-conducting copper pipe, and solving the problem that existing protective casings only have ventilation windows for heat dissipation from the outside of the casing, which prevents the heat inside the casing from being quickly discharged, resulting in poor heat dissipation and affecting the service life and normal operation of the screw air compressor. Attached Figure Description

[0018] Figure 1 This is a three-dimensional view of the structure of this utility model;

[0019] Figure 2 This is a cross-sectional view of the structure of this utility model;

[0020] Figure 3 This is a three-dimensional structural view of the mounting frame of this utility model.

[0021] In the diagram: 1. Outer shell, 2. Filter box, 3. Heat exchange box, 4. Heat exchanger, 5. Circulation pipe, 6. Heat-conducting copper pipe, 7. Water supply pipe, 8. Transfer pump, 9. Primary filter, 10. Medium-efficiency filter, 11. High-efficiency filter, 12. Mounting plate, 13. Mounting frame, 14. Filter core, 15. Sealing strip, 16. Collection box, 17. Positioning strip, 18. Heat dissipation holes, 19. Casters. Detailed Implementation

[0022] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0023] Please see Figures 1 to 2The protective housing of a screw air compressor in this embodiment includes a housing body 1 and a filter box 2 fixedly connected to the top of the housing body 1. A heat exchange box 3 is fixedly connected to the top of the housing body 1 away from the filter box 2. A heat dissipation device is provided inside the housing body 1 to dissipate heat from its interior. The heat dissipation device includes a heat exchanger 4 fixedly installed on the inner top wall of the housing body 1. One end of the heat exchanger 4 is fixedly connected to a circulation pipe 5 extending into the heat exchange box 3. A heat-conducting copper pipe 6 is fixedly installed inside the heat exchange box 3. One end of the heat-conducting copper pipe 6 is fixedly connected to the circulation pipe 5. A water supply pipe 7 extending into the filter box 2 is fixedly connected to the side of the heat exchanger 4 away from the circulation pipe 5.

[0024] Specifically, a delivery pump 8 is fixedly installed on the inner bottom wall of the filter box 2. A delivery pipe is fixedly connected between the output end of the delivery pump 8 and one end of the heat-conducting copper pipe 6. Cooling water is installed inside the heat exchange box 3. An inlet pipe and an outlet pipe are fixedly connected to the top and one side of the heat exchange box 3, respectively.

[0025] It should be noted that the controller is fixedly installed on the front of the outer casing 1, and the heat exchanger 4 is a plate heat exchanger. The high-temperature lubricating oil or compressed air of the screw air compressor exchanges heat with the cooling medium in the heat exchanger 4, thereby completing the cooling and heat dissipation treatment.

[0026] Please see Figure 2 and Figure 3 In this embodiment, the filter housing 2 is provided with a pre-filter 9, a medium-efficiency filter 10 and a high-efficiency filter 11. The pre-filter 9, the medium-efficiency filter 10 and the high-efficiency filter 11 have the same composition structure. The pre-filter 9 is composed of a mounting plate 12, a mounting frame 13 and a filter core 14. The mounting frame 13 is fixedly connected to the back of the mounting plate 12 and extends into the filter housing 2. The filter core 14 is fixedly connected to the inside of the mounting frame 13.

[0027] Specifically, the top and bottom of the mounting frame 13 are fixedly connected with positioning strips 17 extending into the filter box 2. The inner wall of the filter box 2 is provided with positioning grooves that are compatible with the positioning strips 17. The mounting plate 12 is fixedly connected with a sealing strip 15 on the side near the mounting frame 13. The mounting frame 13 is fixedly connected with a collection box 16 on one side. The inner wall of the outer shell 1 is provided with heat dissipation holes 18 that communicate with the outside.

[0028] It should be noted that the filter cores 14 in the pre-filter 9, medium-efficiency filter 10 and high-efficiency filter 11 are all different. By setting the collection box 16, it is convenient to collect the filtered impurities and avoid impurities from existing inside the filter box 2 for a long time.

[0029] Please see Figure 1In this embodiment, four movable wheels 19 are rotatably mounted on the bottom of the outer shell body 1. The four movable wheels 19 are evenly distributed on the bottom of the outer shell body 1, and a brake pad is hinged to one side of each movable wheel 19.

[0030] The working principle of the above embodiments is as follows:

[0031] First, the staff moves the device to a suitable position and then connects the power supply. At this time, the screw air compressor runs inside the outer casing 1. Then, the delivery pump 8 is started to deliver the cooling medium to the heat-conducting copper pipe 6. At the same time, the cooling medium circulates between the filter box 2, the heat exchange box 3 and the heat exchanger 4, thereby cooling and dissipating heat from the screw air compressor. During the circulation process, the cooling medium is simultaneously filtered by the primary filter 9, the medium-efficiency filter 10 and the high-efficiency filter 11.

[0032] The installation, connection, or setting methods disclosed in this embodiment are all common mechanical connection methods, and any method that achieves the desired beneficial effect can be implemented. Furthermore, all electrical components in this embodiment are electrically connected to the main controller and power supply. The main controller can be a conventional, known device such as a computer that performs control functions. Those skilled in the art can control the electrical components through simple programming, and the existing disclosed power connection technologies are common knowledge in the field. Therefore, this embodiment will not elaborate further on their specific structural composition and working principles.

[0033] It should be noted that the orientations or positional relationships indicated herein are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the purpose of facilitating the description of this application and simplifying the description, and are not intended to indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of this application.

[0034] It should be noted that, in this document, relational terms such as "first" and "second" are used only to distinguish one entity or operation from another, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Furthermore, the terms "comprising," "including," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements includes not only those elements but also other elements not expressly listed, or elements inherent to such a process, method, article, or apparatus. Without further limitations, an element defined by the phrase "comprising one..." does not exclude the presence of other identical elements in the process, method, article, or apparatus that includes said element.

[0035] Although embodiments of the present invention 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 to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A protective housing for a screw air compressor, comprising a housing body (1) and a filter box (2) fixedly connected to the top of the housing body (1), characterized in that: A heat exchange box (3) is fixedly connected to the top of the outer shell body (1) on the side away from the filter box (2), and a heat dissipation device capable of dissipating heat inside the outer shell body (1) is provided. The heat dissipation device includes a heat exchanger (4) fixedly installed on the inner top wall of the outer shell body (1). One end of the heat exchanger (4) is fixedly connected to a circulation pipe (5) extending into the heat exchange box (3). A heat-conducting copper pipe (6) is fixedly installed inside the heat exchange box (3). One end of the heat-conducting copper pipe (6) is fixedly connected to the circulation pipe (5). A water supply pipe (7) extending into the filter box (2) is fixedly connected to the side of the heat exchanger (4) away from the circulation pipe (5).

2. The protective housing for a screw air compressor according to claim 1, characterized in that: A delivery pump (8) is fixedly installed on the inner bottom wall of the filter box (2), and a delivery pipe is fixedly connected between the output end of the delivery pump (8) and one end of the heat-conducting copper pipe (6).

3. The protective housing for a screw air compressor according to claim 1, characterized in that: The heat exchange box (3) is equipped with cooling water inside, and the top and side of the heat exchange box (3) are respectively fixedly connected with an inlet pipe and an outlet pipe.

4. The protective housing for a screw air compressor according to claim 1, characterized in that: The filter housing (2) is equipped with a pre-filter (9), a medium-efficiency filter (10) and a high-efficiency filter (11), and the pre-filter (9), the medium-efficiency filter (10) and the high-efficiency filter (11) have the same structure.

5. The protective housing for a screw air compressor according to claim 4, characterized in that: The primary filter (9) consists of a mounting plate (12), a mounting frame (13), and a filter core (14). The mounting frame (13) is fixedly connected to the back of the mounting plate (12) and extends into the filter housing (2). The filter core (14) is fixedly connected to the interior of the mounting frame (13).

6. The protective housing for a screw air compressor according to claim 5, characterized in that: The top and bottom of the mounting frame (13) are fixedly connected with positioning strips (17) extending into the filter box (2), and the inner wall of the filter box (2) is provided with positioning grooves that are compatible with the positioning strips (17).

7. The protective housing for a screw air compressor according to claim 5, characterized in that: A sealing strip (15) is fixedly connected to the side of the mounting plate (12) near the mounting frame (13), and a collection box (16) is fixedly connected to one side of the mounting frame (13). A heat dissipation hole (18) communicating with the outside is opened on the inner wall of the outer shell body (1).

8. The protective housing for a screw air compressor according to claim 1, characterized in that: The bottom of the outer shell body (1) is rotatably mounted with four movable wheels (19), which are evenly distributed on the bottom of the outer shell body (1).

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