Fan for oil smoke purifier

Abstract

The utility model discloses a fan for an oil smoke purifier, which comprises a fan outer casing main body, the front end of the fan outer casing main body is fixedly connected with a square connecting pipeline, the inner side of the square connecting pipeline is positioned and provided with an inner oil smoke filtering mechanism, and the upper part of the rear end of the fan outer casing main body is fixedly connected with a control motor. According to the draught fan for the oil smoke purifier, a penetrating positioning control block is inserted into the inner side of a positioning penetrating clamping hole, a triangular positioning anti-disengaging block is clamped into the rear end of an inner positioning connecting strip plate under the action of a damper and an elastic piece at the rear end of the triangular positioning anti-disengaging block, and therefore a square filtering outer frame and the inner positioning connecting strip plate are clamped and positioned; the inner lampblack filter element can filter lampblack and the like on the inner side of the square connecting pipeline, the situation that the lampblack and the like enter the square connecting pipeline and the inner side of the fan outer shell body and pollute the inner wall of the fan outer shell body is reduced, meanwhile, disassembly and assembly are convenient, and cleaning and replacement of the fan outer shell body in the later period are convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of fans for oil fume purifiers, in particular to a fan for oil fume purifiers. Background Art

[0002] A fume purifier refers to a device for treating exhaust gas from oil fumes. It is mainly used for purifying and treating low-altitude kitchen fumes. It is used in hotels, restaurants, bars, schools, institutions, factories and other places, food frying and cooking processing industries, oil splash heat treatment workshops, oil mist lubrication workshops, workpiece welding workshops and olefin oil boiler emissions and other industrial occasions. Usually, a fume purifier is used in conjunction with a fan.

[0003] The fan of a common oil fume purifier has a relatively simple structure when it is installed and used. Usually, the oil fume purifier uses a fan to suck the oil fume into the purifier for treatment. However, common fans are not equipped with a filtering structure, which will cause pollution to the fan over time and is inconvenient to clean, affecting its use and reducing its service life, which brings certain adverse effects to people's use process. For this reason, we propose a fan for an oil fume purifier. Utility Model Content

[0004] Technical problem to be solved: In view of the shortcomings of the prior art, the utility model provides a fan for an oil fume purifier, which has the advantages of filtering and convenient disassembly and assembly. Through the internal oil fume filtering mechanism set up, the positioning control block is inserted into the inner side of the positioning through-hole, and the triangular positioning anti-detachment block is clamped into the rear end of the internal positioning connecting strip through the action of the damper and the elastic member at its rear end, so that the filtering square outer frame and the internal positioning connecting strip are clamped and positioned, and the internal oil fume filter element can filter the oil fume and the like on the inner side of the square connecting pipe, reducing the oil fume and the like from entering the square connecting pipe and the inner side of the outer casing of the fan to pollute the inner wall thereof. At the same time, it is convenient for disassembly and assembly, and is convenient for cleaning and replacement at a later time, which can effectively solve the problems in the background technology.

[0005] Technical solution: To achieve the above-mentioned purpose, the technical solution adopted by the utility model is: a fan for an oil fume purifier, comprising an outer casing main body of the fan, the front end of the outer casing main body of the fan is fixedly connected with a square connecting pipe, the inner side of the square connecting pipe is positioned and installed with an internal oil fume filtering mechanism, the upper part of the rear end of the outer casing main body of the fan is fixedly connected with a control motor, the lower part of the rear end of the outer casing main body of the fan is fixedly connected with a motor support base, the inner wall of the outer casing main body of the fan is fixedly connected with inner sound insulation cotton, and the inner cavity of the outer casing main body of the fan is movably connected with an inner rotating impeller.

[0006] Preferably, one end of the square connecting pipe is fixed to the front end of the fan outer casing body by bolts, one end of the control motor is fixed to the upper part of the rear end of the fan outer casing body by bolts, one side of the motor support base is fixedly connected to the lower part of the rear end of the fan outer casing body, and the control motor drives the inner rotating impeller to move in the inner cavity of the fan outer casing body.

[0007] Preferably, the internal oil fume filtering mechanism includes an internal positioning connecting strip, a positioning through-hole, a filtering square outer frame, an internal oil fume filter element, a control handle, a through-positioning control block, an internal movable connecting groove, a damper, an elastic member, a limiting movable block and a triangular positioning anti-detachment block. The internal positioning connecting strip is located on the inner side of the square connecting pipe, and the positioning through-hole is opened on the inner side of the four sides of the internal positioning connecting strip.

[0008] Preferably, the inner oil fume filter element is located on the inner side of the filter square outer frame, the control handle is located on both sides of the front end of the filter square outer frame, and the through positioning control block is located around the rear end of the filter square outer frame.

[0009] Preferably, the inner movable connecting groove is opened on the inner side of the positioning control block, the triangular positioning anti-dropping blocks are located at both ends of the inner wall of the inner movable connecting groove, the limiting movable block is located at the rear end of the triangular positioning anti-dropping block, the damper and the elastic member are both located at the rear end of the limiting movable block and the damper is located on the inner side of the elastic member.

[0010] Preferably, the outer wall of the inner positioning connecting strip is fixedly connected to the inner wall of the square connecting pipe, and the filtering square outer frame and the inner oil fume filter element are integrally formed.

[0011] Preferably, both ends of the control handle are fixedly connected to both sides of the front end of the filtering square outer frame, and one side of the penetrating positioning control block is fixedly connected to both sides of the rear end of the filtering square outer frame.

[0012] Preferably, the rear end of the triangular positioning anti-slip block is fixedly connected to one side of the limiting movable block, and the other side of the limiting movable block is fixedly connected to one end of the damper and the elastic member.

[0013] Beneficial effects: Compared with the prior art, the utility model provides a fan for an oil fume purifier, which has the following beneficial effects: the fan for an oil fume purifier, through the internal oil fume filtering mechanism, penetrates the positioning control block and inserts the inner side of the positioning penetration hole, and the triangular positioning anti-detachment block is clamped into the rear end of the internal positioning connecting strip through the action of the damper and the elastic member at its rear end, so that the filtering square outer frame and the internal positioning connecting strip are clamped and positioned, and the internal oil fume filter element can filter oil fume and the like on the inner side of the square connecting pipe, reducing the oil fume and the like from entering the square connecting pipe and the inner side of the outer casing of the fan to pollute the inner wall thereof, and at the same time is convenient for disassembly and assembly, and is convenient for cleaning and replacement at a later time. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 The utility model is a schematic diagram of the overall structure of a fan used in a fume purifier.

[0015] Figure 2 It is a schematic diagram of removing the filter square outer frame in a fan used in a fume purifier according to the utility model.

[0016] Figure 3 The utility model is a partial structural schematic diagram of an oil fume filtering mechanism in a fan used in an oil fume purifier.

[0017] Figure 4 The utility model is a partial structural cross-sectional view of an oil fume filtering mechanism in a fan used in an oil fume purifier.

[0018] In the figure: 1. The main body of the fan outer casing; 2. The square connecting pipe; 3. The internal oil fume filtering mechanism; 4. The internal sound insulation cotton; 5. The motor support frame; 6. The control motor; 7. The internal rotating impeller; 301. The internal positioning connecting strip; 302. The positioning through-hole; 303. The filtering square outer frame; 304. The internal oil fume filter element; 305. The control handle; 306. The through-positioning control block; 307. The internal movable connecting groove; 308. The damper; 309. The elastic member; 310. The limit movable block; 311. The triangular positioning anti-dropping block. DETAILED DESCRIPTION

[0019] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0020] like Figure 1-4As shown, a fan for an oil fume purifier comprises an outer casing body 1 of the fan, a square connecting pipe 2 is fixedly connected to the front end of the outer casing body 1, an inner oil fume filtering mechanism 3 is positioned and installed on the inner side of the square connecting pipe 2, a control motor 6 is fixedly connected to the upper part of the rear end of the outer casing body 1 of the fan, a motor supporting base frame 5 is fixedly connected to the lower part of the rear end of the outer casing body 1 of the fan, inner sound insulation cotton 4 is fixedly connected to the inner wall of the outer casing body 1 of the fan, and an inner rotating impeller 7 is movably connected to the inner cavity of the outer casing body 1 for easy rotation.

[0021] Furthermore, one end of the square connecting pipe 2 is fixed to the front end of the fan outer casing main body 1 by bolts, one end of the control motor 6 is fixed to the upper part of the rear end of the fan outer casing main body 1 by bolts, one side of the motor support base frame 5 is fixedly connected to the lower part of the rear end of the fan outer casing main body 1, and the control motor 6 drives the inner rotating impeller 7 to move in the inner cavity of the fan outer casing main body 1 to generate suction, which can inhale the oil smoke.

[0022] Furthermore, the internal oil fume filtering mechanism 3 includes an internal positioning connecting strip 301, a positioning through-hole 302, a filtering square outer frame 303, an internal oil fume filter element 304, a control handle 305, a through-positioning control block 306, an internal movable connecting groove 307, a damper 308, an elastic member 309, a limiting movable block 310 and a triangular positioning anti-detachment block 311. The internal positioning connecting strip 301 is located on the inner side of the square connecting pipe 2, and the positioning through-hole 302 is opened on the inner side of the four sides of the internal positioning connecting strip 301 for clamping and positioning.

[0023] Furthermore, the inner oil fume filter element 304 is located on the inner side of the filter square outer frame 303, the control handle 305 is located on both sides of the front end of the filter square outer frame 303, the through-positioning control block 306 is located around the rear end of the filter square outer frame 303, and the through-positioning control block 306 and the positioning through-positioning card hole 302 are adapted to each other.

[0024] Furthermore, the inner movable connecting groove 307 is opened on the inner side of the positioning control block 306, the triangular positioning anti-slip blocks 311 are located at both ends of the inner wall of the inner movable connecting groove 307, the limiting movable block 310 is located at the rear end of the triangular positioning anti-slip block 311, the damper 308 and the elastic member 309 are both located at the rear end of the limiting movable block 310 and the damper 308 is located on the inner side of the elastic member 309 to provide elastic force.

[0025] Furthermore, the outer wall of the inner positioning connecting strip 301 is fixedly connected to the inner wall of the square connecting pipe 2, and the filtering square outer frame 303 and the inner oil fume filter core 304 are integrally formed to filter the oil fume.

[0026] Furthermore, both ends of the control handle 305 are fixedly connected to both sides of the front end of the filtering square outer frame 303, and one side of the positioning control block 306 is fixedly connected to both sides of the rear end of the filtering square outer frame 303 to enhance firmness.

[0027] Furthermore, the rear end of the triangular positioning anti-slip block 311 is fixedly connected to one side of the limiting movable block 310, and the other side of the limiting movable block 310 is fixedly connected to one end of the damper 308 and the elastic member 309. The damper 308 and the elastic member 309 provide elastic force, which allows the triangular positioning anti-slip block 311 to telescope and move inside the inner movable connecting groove 307.

[0028] Working principle: A fan for oil fume purifier, including an outer casing body 1 of the fan, a square connecting pipe 2, an inner oil fume filter mechanism 3, an inner sound insulation cotton 4, a motor support base frame 5, a control motor 6 and an inner rotating impeller 7. When in use, the control motor 6 can drive the inner rotating impeller 7 to rotate on the inner side of the outer casing body 1 of the fan to form suction, so that the oil fume can be sucked in from the square connecting pipe 2. The inner sound insulation cotton 4 plays a role of sound insulation on the inner side of the outer casing body 1 of the fan. The motor support base frame 5 can be used for supporting stability. Through the provided inner oil fume filter mechanism 3, the positioning control block 306 is inserted into the inner side of the positioning through-hole 302. The triangular positioning anti-falling block 311 is held by the damper 308 and the elastic force at its rear end. Component 309 is used to snap into the rear end of the inner positioning connecting strip 301, and the limiting movable block 310 plays a limiting role at the rear end of the triangular positioning anti-slip block 311 to prevent slipping, so that the filtering square outer frame 303 is snap-fitted and positioned with the inner positioning connecting strip 301, and the inner fume filter element 304 can filter the fume and the like on the inner side of the square connecting pipe 2, thereby reducing the fume and the like from entering the inner side of the square connecting pipe 2 and the outer casing body 1 of the fan and polluting the inner wall thereof, and at the same time, it is convenient for disassembly and assembly, and is convenient for cleaning and replacement at a later stage. When disassembly and replacement are required, the control handle 305 can be manually pulled outward to disengage the through-positioning control block 306 from the engagement with the positioning through-positioning hole 302, and disassembly can be completed, which is simple and convenient.

[0029] It should be noted that, in this article, relational terms such as first and second (number one, number two), etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "including one..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0030] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A fan for a fume purifier, comprising a fan outer casing body (1), characterized in that: The front end of the fan outer casing body (1) is fixedly connected to a square connecting pipe (2), an inner fume filtering mechanism (3) is positioned and installed on the inner side of the square connecting pipe (2), the upper part of the rear end of the fan outer casing body (1) is fixedly connected to a control motor (6), the lower part of the rear end of the fan outer casing body (1) is fixedly connected to a motor support base frame (5), the inner wall of the fan outer casing body (1) is fixedly connected to an inner sound insulation cotton (4), and the inner cavity of the fan outer casing body (1) is movably connected to an inner rotating impeller (7).

2. The fan for a fume purifier according to claim 1, characterized in that: One end of the square connection pipe (2) is fixed to the front end of the fan outer casing body (1) by bolts, one end of the control motor (6) is fixed to the upper part of the rear end of the fan outer casing body (1) by bolts, one side of the motor support base (5) is fixedly connected to the lower part of the rear end of the fan outer casing body (1), and the control motor (6) drives the inner rotating impeller (7) to move in the inner cavity of the fan outer casing body (1).

3. The fan for a fume purifier according to claim 2, characterized in that: The inner oil fume filtering mechanism (3) comprises an inner positioning connecting strip plate (301), a positioning through-hole (302), a filtering square outer frame (303), an inner oil fume filtering element (304), a control handle (305), a through-positioning control block (306), an inner movable connecting groove (307), a damper (308), an elastic member (309), a limiting movable block (310) and a triangular positioning anti-slip block (311); the inner positioning connecting strip plate (301) is located on the inner side of the square connecting pipe (2); and the positioning through-hole (302) is arranged on the inner side of the inner positioning connecting strip plate (301) around the inner positioning connecting strip plate (301).

4. The fan for a fume purifier according to claim 3, characterized in that: The inner oil fume filter element (304) is located on the inner side of the filtering square outer frame (303), the control handle (305) is located on both sides of the front end of the filtering square outer frame (303), and the through positioning control block (306) is located around the rear end of the filtering square outer frame (303).

5. The fan for a fume purifier according to claim 4, characterized in that: The inner movable connection groove (307) is arranged on the inner side of the positioning control block (306), the triangular positioning anti-slipping block (311) is located at two ends of the inner wall of the inner movable connection groove (307), the limiting movable block (310) is located at the rear end of the triangular positioning anti-slipping block (311), the damper (308) and the elastic member (309) are both located at the rear end of the limiting movable block (310), and the damper (308) is located on the inner side of the elastic member (309).

6. The fan for a fume purifier according to claim 5, characterized in that: The outer wall of the inner positioning connection strip plate (301) is fixedly connected to the inner wall of the square connection pipe (2), and the filtering square outer frame (303) and the inner oil fume filter core (304) are integrally formed.

7. The fan for a fume purifier according to claim 6, characterized in that: Both ends of the control handle (305) are fixedly connected to both sides of the front end of the filtering square outer frame (303), and one side of the through positioning control block (306) is fixedly connected to both sides of the rear end of the filtering square outer frame (303).

8. The fan for a fume purifier according to claim 7, characterized in that: The rear end of the triangular positioning anti-slip block (311) is fixedly connected to one side of the limiting movable block (310), and the other side of the limiting movable block (310) is fixedly connected to the damper (308) and one end of the elastic member (309).

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