Electric scroll compressor with front filtering mechanism

Abstract

The utility model relates to the technical field of electric scroll compressors, in particular to an electric scroll compressor with a front filtering mechanism, which comprises an electric compressor body, an air suction port and an air outlet are assembled at the left end and the right end of the electric compressor body, and an electric junction box is assembled and connected to the top of the electric compressor body. A front filtering bin is assembled at the left end of the electric compressor body, a front butt joint pipe is assembled on the left side of the front filtering bin, and an inner filtering frame is assembled in the front filtering bin in an inserted mode. The front filter bin can be conveniently assembled in a butt joint manner, so that the use is more convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of electric scroll compressors, in particular to an electric scroll compressor with a pre-filtering mechanism. Background Art

[0002] The electric scroll compressor is a type of positive displacement compressor, and the compression components are composed of a moving scroll and a stationary scroll. Its working principle is to use the relative revolution of the moving and stationary scrolls to form a continuous change in the closed volume to achieve the purpose of compressing gas, and it is widely used;

[0003] In this regard, Chinese Patent Publication No.: CN217558540U discloses an electric scroll compressor for vehicles, which includes a housing, a driving mechanism including a rotating shaft contained in the housing, a compression mechanism, and a main bearing seat contained in the housing and supporting the rotating shaft. The compression mechanism includes a fixed scroll plate and a movable scroll plate that mesh with each other, the fixed scroll plate is fixed in the housing, and the movable scroll plate can be installed in the housing driven by the rotating shaft. The main bearing seat is formed by stamping. The main bearing seat has a small axial size, is light in weight and is wear-resistant, which reduces the cost of original parts and installation costs, and reduces the overall axial length of the compression mechanism;

[0004] However, it is inevitable that a harsh environment is required during use. The existing electric scroll compressor is inconvenient to assemble pre-filter according to the use environment, which easily causes the inhalation of foreign matter and affects the subsequent compression use;

[0005] Therefore, in order to solve the above problems, an electric scroll compressor with a pre-filtering mechanism is proposed. Utility Model Content

[0006] The utility model aims to provide an electric scroll compressor with a pre-filter mechanism to solve the problem raised in the above-mentioned background technology that a harsh environment is inevitably required when using the electric scroll compressor, and the existing electric scroll compressor is inconvenient to assemble a pre-filter according to the use environment, which easily causes the inhalation of foreign matter and affects the subsequent compression use.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an electric scroll compressor with a pre-filter mechanism, comprising an electric compressor body, the left and right ends of the electric compressor body are equipped with an air intake port and an air outlet, the top of the electric compressor body is equipped with an electrical junction box, the left end of the electric compressor body is equipped with a pre-filter bin, the left side of the pre-filter bin is equipped with a pre-dock pipe, and the interior of the pre-filter bin is equipped with an internal filter rack.

[0008] Preferably, an auxiliary filter cover is provided on one side of the front filter bin close to the electric compressor body, and an assembly outer ring is integrally provided on the side of the auxiliary filter cover. An assembly pin is inserted through the side of the assembly outer ring, and the assembly pin is fixed to the left side surface of the electric compressor body. An assembly inner nut is threadedly sleeved on the outer end of the assembly pin.

[0009] Preferably, the auxiliary filter cover is hemispherical, and the auxiliary filter cover is completely covered outside the air inlet.

[0010] Preferably, a limiting ring is integrally provided at the inner end of the front butt joint pipe, the limiting ring is clamped on the left inner wall of the front filter bin, an assembly nut is threadedly sleeved on the outer end of the front butt joint pipe, and an assembly hole corresponding to the front butt joint pipe is opened on the left side of the front filter bin.

[0011] Preferably, a sealing sleeve is filled between the inner wall of the assembly hole and the front butt pipe, a non-slip pad is glued to the side of the assembly nut close to the left outer wall of the front filter bin, a fastening nut is arranged on the outside of the assembly nut, and the outside of the fastening nut is arranged in an arc shape, and the fastening nut threaded sleeve is arranged on the outer end of the front butt pipe.

[0012] Preferably, a primary filter screen and a secondary filter screen are assembled inside the internal filter frame by assembling screws, an inner partition window is provided between the secondary filter screen and the primary filter screen, and the inner partition window is opened in the center of the internal filter frame.

[0013] Preferably, a bottom inner wall of the bottom of the pre-filter bin is provided with a bottom slot corresponding to the internal filter frame, an assembly top plate is integrally provided on the upper portion of the internal filter frame, the assembly top plate and the internal filter frame are inserted through the upper portion of the pre-filter bin, and an assembly inner groove corresponding to the assembly top plate is provided on the upper portion of the pre-filter bin.

[0014] Preferably, the left side end of the electric compressor body and the pre-filter bin are assembled and fixed by assembly bolts, and the outer walls of the electric compressor body and the pre-filter bin are both provided with hidden grooves and operating grooves corresponding to the assembly bolts.

[0015] Compared with the prior art, the utility model has the following beneficial effects: the utility model is easy to connect and assemble the pre-filter bin, making it more convenient to use;

[0016] 1. The utility model is provided with a front filter bin and a front docking pipe, which is convenient for docking assembly during assembly and use, and is convenient for air intake and suction operations, making it more convenient to use. Through this design, the convenience and practicality of the electric scroll compressor are improved.

[0017] 2. The utility model is provided with an internal filter frame and an auxiliary filter cover, which facilitates pre-filtration at the air inlet end of the electric compressor body, so that the incoming gas is easy to be filtered, which facilitates the subsequent stable use of compression and makes the use and operation more convenient. Through this design, the convenience and practicality of the electric scroll compressor are improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the structure of the utility model;

[0019] Figure 2 This is a front view cross-sectional schematic diagram of the partial structure of the pre-filter bin of the utility model;

[0020] Figure 3 It is a side cross-sectional schematic diagram of the local structure of the internal filter frame of the utility model;

[0021] Figure 4 For this utility model Figure 2 A schematic diagram of the structure enlargement in the middle;

[0022] Figure 5 For this utility model Figure 2 A magnified schematic diagram of the structure at B in the middle;

[0023] In the figure: 100, electric compressor body; 101, air intake; 102, air outlet; 103, electrical junction box; 110, pre-filter compartment; 111, assembly bolts; 112, hidden slot; 113, operation slot; 120, pre-dock pipe; 121, limit ring; 122, assembly nut; 123, assembly hole; 124, sealing sleeve; 125, anti-skid pad; 126, fastening nut; 130, internal filter frame; 131, assembly top plate; 132, assembly inner slot; 133, bottom slot; 134, primary filter; 135, secondary filter; 136, inner partition window; 137, assembly screws; 140, auxiliary filter cover; 141, assembly outer ring; 142, assembly pin; 143, assembly inner nut. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] See also Figure 1-5 , an embodiment provided by the utility model:

[0026] An electric scroll compressor with a pre-filter mechanism comprises an electric compressor body 100, wherein the left and right ends of the electric compressor body 100 are equipped with an air inlet 101 and an air outlet 102, the top of the electric compressor body 100 is equipped with an electrical junction box 103, the left end of the electric compressor body 100 is equipped with a pre-filter bin 110, the left side of the pre-filter bin 110 is equipped with a pre-connecting pipe 120, and the interior of the pre-filter bin 110 is plugged with an internal filter frame 130;

[0027] Furthermore, an auxiliary filter cover 140 is provided on one side of the front filter bin 110 near the electric compressor body 100, and an assembly outer ring 141 is integrally provided on the side of the auxiliary filter cover 140, and an assembly pin 142 is inserted through the side of the assembly outer ring 141, and the assembly pin 142 is fixed to the left surface of the electric compressor body 100, and an assembly inner nut 143 is threadedly sleeved on the outer end of the assembly pin 142. Through this design, it is convenient to assist in the cover installation, avoid accidents, and make the use and operation more convenient;

[0028] Furthermore, the auxiliary filter cover 140 is hemispherical, and the auxiliary filter cover 140 is completely covered outside the air inlet 101. Through this design, it is convenient to assemble and cover the left side of the electric compressor body 100, making it more convenient to use;

[0029] Furthermore, a limiting ring 121 is integrally provided at the inner end of the front butt joint pipe 120, and the limiting ring 121 is clamped on the inner wall of the left side of the front filter chamber 110. A mounting nut 122 is threadedly sleeved on the outer end of the front butt joint pipe 120, and a mounting hole 123 corresponding to the front butt joint pipe 120 is opened on the left side of the front filter chamber 110. This design facilitates the assembly and fixation of the front butt joint pipe 120, making it more convenient to use.

[0030] Furthermore, a sealing sleeve 124 is filled between the inner wall of the assembly hole 123 and the front butt joint pipe 120, and a non-slip pad 125 is glued to one side of the assembly nut 122 close to the left outer wall of the front filter bin 110, and a fastening nut 126 is arranged on the outer side of the assembly nut 122, and the outer side of the fastening nut 126 is arranged in an arc shape, and the fastening nut 126 is threadedly sleeved on the outer end of the front butt joint pipe 120. Through this design, the butt joint assembly is more stable and airtight, making it more convenient to use;

[0031] Furthermore, the internal filter frame 130 is internally assembled with a primary filter screen 134 and a secondary filter screen 135 by means of assembly screws 137, and an internal partition window 136 is provided between the secondary filter screen 135 and the primary filter screen 134, and the internal partition window 136 is opened in the center of the internal filter frame 130. This design facilitates the assembly and fixation of the primary filter screen 134 and the secondary filter screen 135, making the operation and use more convenient;

[0032] Furthermore, a bottom slot 133 corresponding to the internal filter frame 130 is provided on the inner wall of the bottom of the pre-filter bin 110, and an assembly top plate 131 is integrally provided on the upper portion of the internal filter frame 130. The assembly top plate 131 and the internal filter frame 130 are inserted through the upper portion of the pre-filter bin 110, and an assembly inner groove 132 corresponding to the assembly top plate 131 is provided on the upper portion of the pre-filter bin 110. This design facilitates auxiliary assembly and fixation, making it more convenient to use.

[0033] Furthermore, the left side end of the electric compressor body 100 and the pre-filter bin 110 are assembled and fixed by assembly bolts 111, and the outer walls of the electric compressor body 100 and the pre-filter bin 110 are provided with hidden grooves 112 and operating grooves 113 corresponding to the assembly bolts 111. This design facilitates assembly and disassembly.

[0034] Working principle: When assembling and using the electric compressor body 100, the cooperation of the hidden groove 112 and the operating groove 113 facilitates the assembly and fixing through the pre-filter bin 110, so that the pre-filter bin 110 is easy to be assembled on the left side of the electric compressor body 100. Before assembling the pre-filter bin 110, the cooperation of the assembly pin 142 and the assembly inner nut 143 facilitates the auxiliary filter cover 140 to be assembled on the side end of the electric compressor body 100, and then the front docking pipe 120 is inserted into the side wall of the pre-filter bin 110 with the cooperation of the assembly hole 123, and then assembled with the cooperation of the assembly nut 122 and the limit ring 121, and through the sealing sleeve 124 and the anti-slip pad 125, so that The assembly and use are more sealed, and the fastening nut 126 is further assembled to facilitate stable assembly. The setting of the outer end of the front docking tube 120 is convenient for docking and assembling the air intake. When in use, through the cooperation of the primary filter 134 and the secondary filter 135 inside the internal filter frame 130, and with the cooperation of the auxiliary filter cover 140, multiple filtering is convenient, so that when assembled and used, it is convenient to pre-filter it, making the use operation more convenient. When in use, the top plate 131 and the inner groove 132 can be assembled to facilitate the insertion, assembly and disassembly of the internal filter frame 130, and it is convenient to disassemble and clean it after using it for a period of time, making it more convenient to use. The operation ends here.

[0035] It should be noted that in the present application, the connection of the electric compressor body and the specific internal connection structure are all prior arts, which are common knowledge to those skilled in the art and can be implemented through a variety of implementation methods. In the present application, no other special requirements are made, as long as it can realize the functions described in the present application, so no specific limitation is made here.

[0036] The above description is only a preferred embodiment of the utility model and does not limit the utility model in any form. Any ordinary technician in the industry can smoothly implement the utility model as shown in the drawings of the specification and described above. However, any equivalent changes, modifications and evolutions made by technicians familiar with the profession without departing from the scope of the technical solution of the utility model using the technical content disclosed above are all equivalent embodiments of the utility model. At the same time, any equivalent changes, modifications and evolutions made to the above embodiments based on the essential technology of the utility model are still within the protection scope of the technical solution of the utility model.

Claims

1. An electric scroll compressor with a pre-filter mechanism, comprising an electric compressor body (100), wherein the electric compressor body (100) is provided with an air inlet (101) and an air outlet (102) at the left and right ends, and an electrical junction box (103) is provided at the top of the electric compressor body (100), characterized in that: The left end of the electric compressor body (100) is equipped with a front filter compartment (110), the left side of the front filter compartment (110) is equipped with a front docking pipe (120), and the interior of the front filter compartment (110) is inserted with an internal filter frame (130).

2. The electric scroll compressor with a pre-filter mechanism according to claim 1, characterized in that: An auxiliary filter cover (140) is arranged on one side of the front filter bin (110) close to the electric compressor body (100); an assembly outer ring (141) is integrally arranged on the side of the auxiliary filter cover (140); an assembly pin (142) is inserted through the side of the assembly outer ring (141); the assembly pin (142) is fixed to the left side surface of the electric compressor body (100); and an assembly inner nut (143) is threadedly sleeved on the outer end of the assembly pin (142).

3. The electric scroll compressor with a pre-filter mechanism according to claim 2, characterized in that: The auxiliary filter cover (140) is hemispherical, and the auxiliary filter cover (140) is completely covered outside the air inlet (101).

4. The electric scroll compressor with a pre-filter mechanism according to claim 1, characterized in that: A limiting ring (121) is integrally provided at the inner end of the front butt joint pipe (120), the limiting ring (121) is clamped on the left inner wall of the front filter chamber (110), a mounting nut (122) is threadedly sleeved on the outer end of the front butt joint pipe (120), and a mounting hole (123) corresponding to the front butt joint pipe (120) is opened on the left side of the front filter chamber (110).

5. The electric scroll compressor with a pre-filter mechanism according to claim 4, characterized in that: A sealing sleeve (124) is filled between the inner wall of the assembly hole (123) and the front butt joint pipe (120); a non-slip pad (125) is glued to the side of the assembly nut (122) close to the left outer wall of the front filter bin (110); a fastening nut (126) is arranged on the outer side of the assembly nut (122), and the outer side of the fastening nut (126) is arranged in an arc shape; the fastening nut (126) is threadedly sleeved on the outer end of the front butt joint pipe (120).

6. The electric scroll compressor with a pre-filter mechanism according to claim 1, characterized in that: The internal filter frame (130) is internally assembled with a primary filter screen (134) and a secondary filter screen (135) by means of assembly screws (137); an internal partition window (136) is provided between the secondary filter screen (135) and the primary filter screen (134); and the internal partition window (136) is opened in the center of the internal filter frame (130).

7. The electric scroll compressor with a pre-filter mechanism according to claim 1, characterized in that: The inner wall at the bottom of the pre-filter bin (110) is provided with a bottom slot (133) corresponding to the internal filter frame (130); the upper portion of the internal filter frame (130) is integrally provided with an assembly top plate (131); the assembly top plate (131) and the internal filter frame (130) are inserted through the upper portion of the pre-filter bin (110); and the upper portion of the pre-filter bin (110) is provided with an assembly inner groove (132) corresponding to the assembly top plate (131).

8. The electric scroll compressor with a pre-filter mechanism according to claim 1, characterized in that: The left side end of the electric compressor body (100) and the pre-filter bin (110) are assembled and fixed by means of assembly bolts (111), and the outer walls of the electric compressor body (100) and the pre-filter bin (110) are both provided with hidden grooves (112) and operating grooves (113) corresponding to the assembly bolts (111).

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