Range hood detection device

Abstract

The utility model discloses a range hood detection device which comprises a base, a shell and a smoke generator, a detection chamber is installed on the base in a sliding mode, an air inlet is formed in the bottom of the detection chamber, a first fan is arranged at the position of the air inlet, and a heating rod is arranged at the position of the first fan in the detection chamber; a mist inlet is formed in the side wall of the detection chamber and is connected with a smoke generator through a corrugated pipe; a circular opening is formed in the top of the detection chamber, and a second fan is slidably mounted around the circular opening in the top of the detection chamber; sliding rods are arranged at four corners of the top of the detection chamber, and temperature sensors are slidably mounted at the tops of the sliding rods; according to the utility model, the use environment of the range hood can be simulated, so that the detection of the range hood is completed.

Description

Technical Field

[0001] The utility model relates to the technical field of range hood detection, in particular to a range hood detection device. Background Art

[0002] With the development of modern kitchen equipment, range hoods are important air purification equipment in the kitchen, and their performance directly affects the air quality of the kitchen environment. However, how to accurately and efficiently detect the performance of range hoods has become an important issue. Existing range hood inspections are mostly to inspect their fans, or to use smoke generating devices or dry ice for intuitive inspections, but it is impossible to simulate the use environment. Utility Model Content

[0003] Aiming at the defects in the prior art, the utility model provides

[0004] The utility model is realized by the following technical solutions:

[0005] A range hood detection device comprises a base, a shell and a smoke generator, a detection chamber is slidably mounted on the base, an air inlet is arranged at the bottom of the detection chamber, a first fan is arranged at the air inlet, and a heating rod is arranged at the first fan in the detection chamber; a mist inlet is arranged on the side wall of the detection chamber, a smoke generator is mounted on the base via a support seat, and the mist outlet of the smoke generator is connected to the mist inlet via a bellows; a circular opening is arranged on the top of the detection chamber, and a second fan is slidably mounted around the circular opening on the top of the detection chamber; sliding rods are arranged at the four corners of the top of the detection chamber, and a temperature sensor is slidably mounted on the top of the sliding rods.

[0006] Preferably, an electric cylinder is installed in the base, and the piston rod of the electric cylinder extends from the top of the base and is connected to the bottom of the detection chamber; guide rods are arranged at the four corners of the bottom of the detection chamber, and guide holes matching the guide rods are arranged on the base.

[0007] Preferably, an air inlet cavity is arranged at the air inlet at the bottom of the detection chamber, a first fan is arranged at the bottom of the air inlet cavity, and a heating rod is arranged at the top of the air inlet cavity.

[0008] Preferably, a flow guide cover matching the circular opening is provided on the top of the detection chamber.

[0009] Preferably, first arc-shaped guide rails are arranged in a circumferential array around the circular opening, a first sliding block is arranged on the first arc-shaped guide rail, the second fan is mounted on the first sliding block, and a first locking screw is arranged on the first sliding block.

[0010] Preferably, a second arc-shaped guide rail is provided on the top of the slide rod, a second slider is provided on the second arc-shaped guide rail, a bracket is provided on the second slider, a temperature sensor is installed on the bracket, and a second locking screw is provided on the second slider.

[0011] Preferably, shaft sleeves matching with the slide rod are arranged at the four corners of the top of the detection chamber, and the side wall of the shaft sleeve is provided with a third locking screw.

[0012] The beneficial effects of the utility model are as follows: the smoke generated by the smoke generator can give an intuitive feeling of the performance of the range hood, and the hot air generated by the heating rod in conjunction with the temperature sensor can be measured more accurately; at the same time, the utility model is provided with fans around the circular opening, which can simulate the performance of the range hood under the condition of airflow disturbance, and then simulate and restore the actual use environment. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the specific implementation of the utility model or the technical solution in the prior art, the following is a brief introduction to the drawings required for the specific implementation or the prior art description. In all the drawings, similar elements or parts are generally identified by similar reference numerals. In the drawings, each element or part is not necessarily drawn according to the actual scale.

[0014] Figure 1 It is an axonometric drawing of the present utility model.

[0015] Figure 2 for Figure 1 Enlarged view of point A.

[0016] Figure 3 for Figure 1 Enlarged view of point B.

[0017] Figure 4 It is the front view of the utility model.

[0018] Figure 5 It is a top view of the utility model.

[0019] Figure 6 for Figure 5 A-section view.

[0020] In the accompanying drawings, 1 is a base; 2 is a detection chamber; 3 is an air inlet; 4 is an air inlet cavity; 5 is a first fan; 6 is a heating rod; 7 is a support frame; 8 is a smoke generator; 9 is a bellows; 10 is a guide cover; 11 is a first arc guide rail; 12 is a first slider; 13 is a second fan; 14 is a first locking screw; 15 is a second arc guide rail; 16 is a second slider; 17 is a bracket; 18 is a temperature sensor; 19 is a second locking screw; 20 is a slide bar; 21 is a bushing; 22 is a third locking screw; 23 is an electric cylinder; 24 is a guide rod. DETAILED DESCRIPTION

[0021] In order to make the above-mentioned purposes, features and advantages of the utility model more obvious and easy to understand, the specific implementation methods of the utility model are described in detail below in conjunction with the accompanying drawings. In the following description, many specific details are set forth to facilitate a full understanding of the utility model. However, the utility model can be implemented in many other ways different from those described herein, and those skilled in the art can make similar improvements without violating the connotation of the utility model, so the utility model is not limited by the specific embodiments disclosed below.

[0022] It should be noted that when an element is referred to as being "fixed to" another element, it may be directly on the other element or there may be an intermediate element. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may be an intermediate element at the same time.

[0023] For ease of description, spatial relative terms such as "upper," "lower," "left," and "right" may be used herein to describe the relationship of one element or feature shown in a figure relative to another element or feature. It should be understood that the spatial terms are intended to include different orientations of the device in use or operation in addition to the orientation shown in the figures. For example, if the device in the figure is inverted, elements described as being "below" other elements or features will be positioned "above" the other elements or features. Thus, the exemplary term "below" may include both upper and lower orientations.

[0024] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art in the technical field of the present invention. The terms used herein in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used herein includes any and all combinations of one or more related listed items.

[0025] The utility model is described in detail below with reference to the accompanying drawings: a range hood detection device of the utility model comprises a base 1, an outer shell and a smoke generator 8, a detection chamber 2 is mounted on the base 1 in a liftable manner, an air inlet 3 is arranged at the bottom of the detection chamber 2, a first fan 5 is arranged at the air inlet 3, a heating rod 6 is arranged at the first fan 5 in the detection chamber 2, and a heat dissipation fin is arranged on the heating rod 6; a mist inlet is arranged on the side wall of the detection chamber 2, a smoke generator 8 is mounted on the base 1 through a support seat, a mist outlet of the smoke generator 8 is connected to the mist inlet through a bellows 9, and the smoke generator 8 is preferably a pure water smoke generator 8; a circular opening is arranged on the top of the detection chamber 2, a second fan 13 is slidably mounted around the circular opening at the top of the detection chamber 2; sliding rods 20 are arranged at the four corners of the top of the detection chamber 2, and a temperature sensor 18 is slidably mounted on the top of the sliding rod 20.

[0026] An electric cylinder 23 is installed in the base 1, and the piston rod of the electric cylinder 23 extends from the top of the base 1 and is connected to the bottom of the detection chamber 2; guide rods 24 are arranged at the four corners of the bottom of the detection chamber 2, and guide holes matching the guide rods 24 are arranged on the base 1.

[0027] An air inlet cavity 4 is arranged at the air inlet 3 at the bottom of the detection chamber 2 , a first fan 5 is arranged at the bottom of the air inlet cavity 4 , and a heating rod 6 is arranged at the top of the air inlet cavity 4 .

[0028] A flow guide cover 10 matching the circular opening is arranged on the top of the detection chamber 2 .

[0029] A first arc guide rail 11 is arranged in a circular array around the circular opening, a first slider 12 is arranged on the first arc guide rail 11, a second fan 13 is installed on the first slider 12, a first locking screw 14 is arranged on the first slider 12, and the position of each second fan 13 can be adjusted according to demand.

[0030] A second arc guide rail 15 is provided on the top of the slide rod 20, a second slider 16 is provided on the second arc guide rail 15, a bracket 17 is provided on the second slider 16, a temperature sensor 18 is installed on the bracket 17, and a second locking screw 19 is provided on the second slider 16. The position of each temperature sensor 18 can be adjusted according to demand.

[0031] The four corners of the top of the detection chamber 2 are provided with shaft sleeves 21 matched with the slide rod 20 , and the side wall of the shaft sleeve 21 is provided with a third locking screw 22 . The height of the temperature sensor 18 can be adjusted by adjusting the slide rod 20 .

[0032] The utility model controls various components through a controller, and the controller is connected to the temperature sensor 18, the first fan 5, the heating rod 6, the second fan 13 and the electric cylinder 23; when performing detection work, the electric cylinder 23 is controlled to run to a required height, and the second fan 13 is controlled according to the required simulated airflow disturbance, and the start-up number and speed of the second fan 13 can be controlled, thereby simulating airflow disturbances in different directions.

[0033] When performing the detection work, the range hood is installed above the equipment and started, the smoke generator 8 is started, the first fan 5 is controlled to run, the smoke entering the detection chamber 2 is blown to the circular opening, and then the second fan 13 is controlled to run to simulate the airflow disturbance in the actual use environment. The performance of the range hood can be intuitively detected by observing the flow direction and diffusion degree of the smoke. The utility model can also detect the performance of the range hood through the detection equipment, control the first fan 5 and the heating rod 6 to run, and then control the second fan 13 to run. The data detected by each temperature sensor 18 can be used to determine the diffusion degree of the heat generated in the pot when the range hood is running, and then the performance of the range hood can be detected.

[0034] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or replace some or all of the technical features therein by equivalents. These modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the utility model, and they should all be included in the scope of the claims and specification of the utility model.

Claims

1. A range hood detection device, comprising a base (1), a housing and a smoke generator (8), characterized in that: A detection chamber (2) is slidably mounted on the base (1); an air inlet (3) is provided at the bottom of the detection chamber (2); a first fan (5) is provided at the air inlet (3); a heating rod (6) is provided at the first fan (5) in the detection chamber (2); a mist inlet is provided on the side wall of the detection chamber (2); a smoke generator (8) is mounted on the base (1) via a support seat; a mist outlet of the smoke generator (8) is connected to the mist inlet via a bellows (9); a circular opening is provided at the top of the detection chamber (2); a second fan (13) is slidably mounted around the circular opening at the top of the detection chamber (2); sliding rods (20) are provided at the four corners of the top of the detection chamber (2); a temperature sensor (18) is slidably mounted on the top of the sliding rod (20).

2. The range hood detection device according to claim 1, characterized in that: An electric cylinder (23) is installed in the base (1), and a piston rod of the electric cylinder (23) extends from the top of the base (1) and is connected to the bottom of the detection chamber (2); guide rods (24) are arranged at the four corners of the bottom of the detection chamber (2), and guide holes matching the guide rods (24) are arranged on the base (1).

3. The range hood detection device according to claim 1, characterized in that: An air intake cavity (4) is arranged at the air intake port (3) at the bottom of the detection chamber (2), a first fan (5) is arranged at the bottom of the air intake cavity (4), and a heating rod (6) is arranged at the top of the air intake cavity (4).

4. The range hood detection device according to claim 1, characterized in that: The top of the detection chamber (2) is provided with a flow guide cover (10) which matches the circular opening.

5. The range hood detection device according to claim 1, characterized in that: A first arc-shaped guide rail (11) is arranged in a circumferential array around the circular opening, a first slider (12) is arranged on the first arc-shaped guide rail (11), a second fan (13) is mounted on the first slider (12), and a first locking screw (14) is arranged on the first slider (12).

6. The range hood detection device according to claim 1, characterized in that: A second arc-shaped guide rail (15) is arranged on the top of the slide bar (20), a second slider (16) is arranged on the second arc-shaped guide rail (15), a bracket (17) is arranged on the second slider (16), a temperature sensor (18) is mounted on the bracket (17), and a second locking screw (19) is arranged on the second slider (16).

7. The range hood detection device according to claim 1, characterized in that: Axle sleeves (21) matching with the slide rod (20) are arranged at the four corners of the top of the detection chamber (2), and a third locking screw (22) is arranged on the side wall of the axle sleeve (21).

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