Electric auxiliary starting device for preventing compressor from clamping cylinder
By designing an electrical auxiliary starter in the compressor, soft start is achieved using the motor inverter, and air is filtered through the filtering components, the problem of compressor jamming is solved, the equipment life is extended and the use effect is improved.
Patent Information
- Application Number
- CN202422077215.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-08-27
- Publication Date
- 2025-06-20
- Estimated Expiration
- 2034-08-27
AI Technical Summary
The compressor often has cylinder jamming failure during operation, which leads to inability to start or difficulty in operation, and it is also easy to cause cylinder jamming if it is not used for a long time.
An electrical auxiliary start-up device is designed to achieve soft start of the motor by setting up a motor inverter and the inverter panel, and filtering the air entering the compressor by setting up a filter component, including an activated carbon filter layer and a molecular sieve drying layer.
The device reduces the mechanical impact during motor start-up through soft start, extends the service life of the equipment, and reduces the inflow of dust impurities and water gas through effective filtration, preventing the compressor from being stuck in the cylinder.
Smart Images
Figure CN223004109U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of compressors, and particularly relates to an electric auxiliary starting device for preventing a compressor from jamming cylinders. Background Technique
[0002] Compressor cylinder jamming is a common fault phenomenon during the operation of a compressor, mainly manifested as the compressor being unable to start, or having difficulty starting and running, and even making abnormal noises. There are various reasons for cylinder jamming, mainly including wear, fracture or deformation of mechanical components such as pistons, connecting rods and crankshafts inside the compressor, resulting in inflexible movement and easy cylinder jamming. When components are worn, they can only be replaced in time. There are impurities, dirt or blockages inside the compressor or in the pipeline, resulting in poor circulation, increasing the working load of the compressor, and may also cause cylinder jamming. It may also cause cylinder jamming due to long-term non-use. In order to reduce the occurrence of compressor cylinder jamming, an electric auxiliary starting device for preventing a compressor from jamming cylinders is proposed to solve the above-mentioned problems. Content of the Utility Model
[0003] (1) Technical Problems to be Solved
[0004] Aiming at the deficiencies of the prior art, the utility model provides an electric auxiliary starting device for preventing a compressor from jamming cylinders, which has the advantage of effectively preventing the compressor from jamming cylinders, and solves the problems raised in the above background technique.
[0005] (2) Technical Solution
[0006] To achieve the purpose of effectively preventing the compressor from jamming cylinders, the utility model provides the following technical solution: an electric auxiliary starting device for preventing a compressor from jamming cylinders, including a mounting base, the bottom of the mounting base is provided with fixing feet, the top of the mounting base is provided with a motor, the top of the mounting base is provided with a compressor body, a transmission belt is arranged between the output shaft of the motor and the main shaft of the compressor body, a protective cover sleeved outside the transmission belt is arranged at the rear side of the mounting base, an air outlet communicated with the inside of the compressor body is arranged at the front side of the top of the compressor body, an air inlet communicated with the inside of the compressor body is arranged at the rear side of the top of the compressor body, a control mechanism is arranged at the front side of the mounting base, and a filtering component is arranged at the top of the air inlet;
[0007] The control mechanism includes a support frame, the number of the support frames is two and they are fixedly installed on the front side of the mounting base, an inverter for the motor is fixedly installed between the front sides of the two support frames, and an inverter panel is fixedly installed on the front side of the inverter for the motor.
[0008] Preferably, the filtering component includes a fixed frame fixedly installed at the top of the air inlet and communicating with it. A connecting pipe is fixedly installed at the top of the fixed frame. A sealing plate is movably installed at the rear side of the fixed frame. A filtering frame extending to the inside of the fixed frame and fitting with its inner wall is fixedly installed on the front side of the sealing plate. A locking bolt penetrating through to its front side and threadedly connected with the fixed frame is threadedly installed at the rear side of the sealing plate. A sealing gasket located outside the filtering frame and extending to the inside of the fixed frame is fixedly installed on the front side of the sealing plate. A filtering layer is movably installed inside the filtering frame. A sealing groove is formed at the bottom of the filtering frame.
[0009] Preferably, the number of the fixed feet is several and they are symmetrically distributed at equal distances in the front and rear. Transmission wheels are fixedly installed on the output shaft of the motor and the main shaft of the compression body. The transmission belt is connected to the outside of the two transmission wheels in a transmission manner.
[0010] Preferably, the support frame is threadedly installed with the mounting base through mounting bolts. An on-off switch and a potentiometer are provided on the frequency converter panel.
[0011] Preferably, a connecting flange is fixedly installed at the top of the connecting pipe. A jack matching with the filtering frame is formed at the front side of the fixed frame. The top of the filtering frame is designed to be open. A through hole communicating with the air inlet is formed at the inner bottom wall of the filtering frame. The number of the locking bolts is several and they are distributed in a rectangular array outside the sealing gasket.
[0012] Preferably, the sealing gasket is made of rubber. An embedding groove matching with the sealing gasket is formed at the front side of the fixed frame. The filtering layer is composed of an activated carbon filtering layer and a molecular sieve drying layer. A sealing rubber ring is movably installed inside the sealing groove.
[0013] (III) Beneficial effects
[0014] Compared with the prior art, the present utility model provides an electric auxiliary starting device for preventing the compressor from jamming, and has the following beneficial effects:
[0015] The electric auxiliary starting device for preventing the compressor from jamming cylinders, through the coordinated use of a motor frequency converter and a frequency converter panel, can accurately control the speed of the motor, enabling soft starting of the motor, that is, the motor gradually accelerates from a low speed to the rated speed. This starting method can significantly reduce the impact on the power grid and the mechanical impact on the compressor components during motor starting, alleviate the phenomenon of compressor cylinder jamming caused by long-term non-use, help extend the service life of the equipment and reduce the occurrence of faults such as cylinder jamming. At the same time, through the coordinated use of a filtering component, the air entering the compressor is effectively filtered by an activated carbon filter layer and a molecular sieve drying layer, effectively reducing the entry of dust impurities and water vapor into the compressor and affecting its use, thereby effectively preventing the compressor from jamming cylinders, improving the use effect of the device, and through the coordinated use of components such as a fixing frame, a sealing plate, a filtering frame, locking bolts, and a sealing gasket, the filtering structure can be effectively disassembled, assembled, and replaced by the user, facilitating the user's use. Brief Description of the Drawings
[0016] Figure 1 is a three-dimensional schematic diagram of the overall structure of the present utility model;
[0017] Figure 2 is a side three-dimensional schematic diagram of the overall structure of the present utility model;
[0018] Figure 3 is a three-dimensional schematic diagram of the filtering component of the structure of the present utility model;
[0019] Figure 4 is a three-dimensional connection schematic diagram of the filtering frame and the sealing plate of the structure of the present utility model.
[0020] In the figure: 1, mounting seat; 2, fixing feet; 3, motor; 4, compressor body; 5, transmission belt; 6, protective cover; 7, air outlet; 8, control mechanism; 81, support frame; 82, motor frequency converter; 83, frequency converter panel; 9, filtering component; 91, fixing frame; 92, connecting pipe; 93, sealing plate; 94, filtering frame; 95, locking bolts; 96, sealing gasket; 97, filter layer; 98, sealing groove; 10, air inlet. Detailed Description of the Preferred Embodiments
[0021] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.
[0022] Please refer to Figures 1-4, An electric auxiliary starting device for preventing a compressor from jamming, including a mounting base 1. At the bottom of the mounting base 1, fixing feet 2 are fixedly installed. The number of fixing feet 2 is several and they are symmetrically distributed at equal distances front and back. The setting of the fixing feet 2 can effectively facilitate the user to install and fix. At the top of the mounting base 1, a motor 3 is fixedly installed. At the top of the mounting base 1, a compressor body 4 is fixedly installed. Between the output shaft of the motor 3 and the main shaft of the compressor body 4, a transmission belt 5 is installed in a transmission manner. Transmission wheels are fixedly installed on both the output shaft of the motor 3 and the main shaft of the compressor body 4. The transmission belt 5 is connected to the outside of the two transmission wheels in a transmission manner. At the rear side of the mounting base 1, a protective cover 6 sleeved on the outside of the transmission belt 5 is fixedly installed. At the front side of the top of the compressor body 4, an air outlet 7 communicated with its interior is fixedly installed. At the rear side of the top of the compressor body 4, an air inlet 10 communicated with its interior is fixedly installed. At the front side of the mounting base 1, a control mechanism 8 is fixedly installed. The control mechanism 8 includes support frames 81. The number of support frames 81 is two and they are fixedly installed on the front side of the mounting base 1. The support frames 81 are threadedly installed on the mounting base 1 through mounting bolts. Between the front sides of the two support frames 81, a motor frequency converter 82 is fixedly installed. At the front side of the motor frequency converter 82, a frequency converter panel 83 is fixedly installed. On the frequency converter panel 83, a start-stop switch and a potentiometer are provided. The setting of the start-stop switch and the potentiometer can facilitate the control and adjustment of the motor frequency converter 82. It should be noted that the specific structures, models, and working principles of the motor 3, the compressor body 4, the transmission belt 5, the motor frequency converter 82, and the frequency converter panel 83 all refer to the prior art and use existing components on the market. For this electric auxiliary starting device for preventing a compressor from jamming, by setting the cooperation of the motor frequency converter 82 and the frequency converter panel 83, the motor frequency converter 82 can accurately control the rotation speed of the motor 3, and soft start of the motor 3 can be achieved, that is, the motor 3 gradually accelerates from a low speed to the rated speed. This starting method can significantly reduce the impact on the power grid when the motor 3 starts and the mechanical impact on the compressor components, reduce the phenomenon of compressor jamming caused by long-term non-use, help extend the service life of the equipment and reduce the occurrence of faults such as jamming. At the top of the air inlet 10, a filtering component 9 is fixedly connected. The filtering component 9 includes a fixing frame 91. The fixing frame 91 is fixedly installed at the top of the air inlet 10 and is communicated with it. At the top of the fixing frame 91, a connecting pipe 92 is fixedly installed. At the top of the connecting pipe 92, a connecting flange is fixedly installed. The setting of the connecting flange can facilitate its connection with other equipment. At the rear side of the fixing frame 91, a sealing plate 93 is movably installed. At the front side of the sealing plate 93, a filtering frame 94 extending into the interior of the fixing frame 91 and fitting with its inner wall is fixedly installed. At the front side of the fixing frame 91, a jack adapted to the filtering frame 94 is opened. The top of the filtering frame 94 is designed to be open. At the inner bottom wall of the filtering frame 94, a through hole communicated with the air inlet 10 is opened. At the rear side of the sealing plate 93, a locking bolt 95 passing through to its front side and threadedly connected to the fixing frame 91 is threadedly installed.A sealing gasket 96 is fixedly installed on the front side of the sealing plate 93, which is located outside the filter frame 94 and extends into the fixing frame 91. The number of locking bolts 95 is several and they are distributed in a rectangular array outside the sealing gasket 96. The setting of the locking bolts 95 facilitates disassembly and assembly by the user. The sealing gasket 96 is made of rubber. An embedding groove adapted to the sealing gasket 96 is opened on the front side of the fixing frame 91. A filter layer 97 is movably installed inside the filter frame 94. The top of the filter frame 94 is designed with an opening to facilitate disassembly and assembly of the filter layer 97. The filter layer 97 is composed of an activated carbon filter layer and a molecular sieve drying layer. A sealing groove 98 is opened at the bottom of the filter frame 94. A sealing rubber ring is movably installed inside the sealing groove 98. The combined setting of the sealing gasket 96 and the sealing rubber ring can improve the sealing effect. In this electric auxiliary starting device for preventing compressor jamming, through the combined use of the filter assembly 9, the air entering the compressor is effectively filtered by the activated carbon filter layer and the molecular sieve drying layer, effectively reducing the entry of dust impurities and water vapor into the compressor and affecting its use, thereby effectively preventing the compressor from jamming and improving the use effect of the device. Moreover, through the combined use of components such as the fixing frame 91, the sealing plate 93, the filter frame 94, the locking bolts 95, and the sealing gasket 96, its filtering structure can be effectively and conveniently disassembled, assembled, and replaced by the user.
[0023] At the same time, the content not described in detail in this specification belongs to the well-known prior art in the field of those skilled in the art.
[0024] To sum up, in this electric auxiliary starting device for preventing compressor jamming, through the combined use of the motor frequency converter 82 and the frequency converter panel 83, the motor frequency converter 82 can accurately control the speed of the motor 3, and soft start of the motor 3 can be achieved, that is, the motor 3 gradually accelerates from a low speed to the rated speed. This starting method can significantly reduce the impact on the power grid and the mechanical impact on the compressor components when the motor 3 starts, reduce the phenomenon of compressor jamming caused by long-term non-use, help extend the service life of the equipment and reduce the occurrence of faults such as jamming. At the same time, through the combined use of the filter assembly 9, the air entering the compressor is effectively filtered by the activated carbon filter layer and the molecular sieve drying layer, effectively reducing the entry of dust impurities and water vapor into the compressor and affecting its use, thereby effectively preventing the compressor from jamming and improving the use effect of the device. Moreover, through the combined use of components such as the fixing frame 91, the sealing plate 93, the filter frame 94, the locking bolts 95, and the sealing gasket 96, its filtering structure can be effectively and conveniently disassembled, assembled, and replaced by the user, facilitating the use of the user and solving the problems raised in the above-mentioned background technology.
[0025] It should be noted that in this text, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the terms "comprising", "including" or any other variant thereof are intended to cover non-exclusive inclusion, such that a process, method, article or device comprising a series of elements not only includes those elements but also includes other elements not expressly listed, or further includes elements inherent to such process, method, article or device. Without further limitation, an element defined by the statement "comprising an..." does not exclude the presence of additional identical elements in the process, method, article or device comprising said element.
[0026] Although embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present utility model, and the scope of the present utility model is defined by the appended claims and their equivalents.
Claims
1. An electric auxiliary starting device for preventing a compressor from getting stuck, comprising a mounting seat (1), characterized in that: The bottom of the mounting seat (1) is provided with a fixed foot (2), the top of the mounting seat (1) is provided with a motor (3), the top of the mounting seat (1) is provided with a compressor body (4), a transmission belt (5) is provided between the output shaft of the motor (3) and the main shaft of the compressor body (4), the rear side of the mounting seat (1) is provided with a protective cover (6) sleeved on the outside of the transmission belt (5), the front side of the top of the compressor body (4) is provided with an air outlet (7) connected to the interior thereof, the rear side of the top of the compressor body (4) is provided with an air inlet (10) connected to the interior thereof, the front side of the mounting seat (1) is provided with a control mechanism (8), and the top of the air inlet (10) is provided with a filter assembly (9); The control mechanism (8) comprises a support frame (81), wherein the number of the support frames (81) is two and they are fixedly mounted on the front side of the mounting base (1), a motor frequency converter (82) is fixedly mounted between the front sides of the two support frames (81), and a frequency converter panel (83) is fixedly mounted on the front side of the motor frequency converter (82).
2. The electric auxiliary starting device for preventing compressor cylinder jamming according to claim 1, characterized in that: The filter assembly (9) comprises a fixed frame (91), the fixed frame (91) being fixedly mounted on the top of the air inlet (10) and being connected thereto, a connecting pipe (92) being fixedly mounted on the top of the fixed frame (91), a sealing plate (93) being movably mounted on the rear side of the fixed frame (91), a filter frame (94) extending into the interior of the fixed frame (91) and fitting with the inner wall thereof being fixedly mounted on the front side of the sealing plate (93), a locking bolt (95) penetrating to the front side of the sealing plate (93) and being threadedly mounted on the rear side of the sealing plate (93), a sealing gasket (96) being located outside the filter frame (94) and extending into the interior of the fixed frame (91) being fixedly mounted on the front side of the sealing plate (93), a filter layer (97) being movably mounted inside the filter frame (94), and a sealing groove (98) being provided at the bottom of the filter frame (94).
3. The electric auxiliary starting device for preventing compressor cylinder jamming according to claim 1, characterized in that: The number of the fixed legs (2) is several and they are symmetrically distributed at equal distances in front and back. The output shaft of the motor (3) and the main shaft of the compressor body (4) are both fixedly mounted with transmission wheels, and the transmission belt (5) is connected between the outer sides of the two transmission wheels.
4. The electric auxiliary starting device for preventing compressor cylinder jamming according to claim 1, characterized in that: The support frame (81) is threadedly mounted on the mounting seat (1) via mounting bolts, and a start / stop switch and a potentiometer are provided on the inverter panel (83).
5. The electric auxiliary starting device for preventing compressor cylinder jamming according to claim 2, characterized in that: A connecting flange is fixedly installed on the top of the connecting pipe (92); a plug hole compatible with the filter frame (94) is provided on the front side of the fixing frame (91); the top of the filter frame (94) is designed to be open; the inner bottom wall of the filter frame (94) is provided with a through hole connected to the air inlet (10); and the locking bolts (95) are multiple in number and distributed in a rectangular array on the outside of the sealing gasket (96).
6. The electric auxiliary starting device for preventing compressor cylinder jamming according to claim 2, characterized in that: The sealing gasket (96) is made of rubber. An embedding groove matching the sealing gasket (96) is provided on the front side of the fixing frame (91). The filtering layer (97) is composed of an activated carbon filtering layer and a molecular sieve drying layer. A sealing rubber ring is movably installed inside the sealing groove (98).