CN220269607U

CN220269607U - Air curtain device for dust-free workshop

Info

Publication number: CN220269607U
Application number: CN202322002578.8U
Authority: CN
Inventors: 王庆云; 曾芝宇; 魏岚
Original assignee: Guangzhou Xueyuan Purification Engineering Co ltd
Current assignee: Guangzhou Xueyuan Purification Engineering Co ltd
Priority date: 2023-07-27
Filing date: 2023-07-27
Publication date: 2023-12-29
Anticipated expiration: 2033-07-27

Abstract

The utility model relates to an air curtain device for a dust-free workshop, which belongs to the technical field of air curtain machines and comprises a shell, wherein an air inlet and an air outlet are formed in the shell, an air guide mechanism is arranged in the shell, and a grid plate is arranged at the air inlet of the shell through a limiting assembly; the limiting assembly comprises a handle, a connecting rod, a spring and a limiting plate, wherein a limiting groove is formed in the shell, the handle is arranged outside the shell, the limiting plate is arranged in the limiting groove, the handle is connected with the limiting plate through the connecting rod, the spring is sleeved outside the connecting rod, two ends of the spring are respectively fixed on the handle and the shell, and the grid plate is movably connected with the limiting plate. According to the utility model, the grid plate is fixed through the limiting assembly consisting of the handle, the connecting rod, the spring and the limiting plate, the grid plate can be installed and disassembled without adjusting the forced angle, and the cleaning is more convenient.

Description

Air curtain device for dust-free workshop

Technical Field

The utility model belongs to the technical field of dust-free equipment, and particularly relates to an air curtain device for a dust-free workshop.

Background

The air curtain machine is generally arranged above a doorway, and drives the centrifugal wind wheel to rotate through the high-speed motor to generate strong air flow, so that air is blown out from the air outlet and is formed into an air curtain, outdoor dust can be isolated, and sanitation of a dust-free workshop is maintained.

The air inlet of the air curtain machine is generally provided with a grid plate, air entering the machine is filtered through the grid plate, dust is fully accumulated on the grid plate after the air curtain machine is used for a period of time, and the grid plate needs to be detached for cleaning in order to keep air inlet smooth. In the current design, a plurality of buckles are arranged on a grid plate, a plurality of clamping grooves are formed in a shell of an air curtain machine, and the grid plate is installed on the shell by clamping the buckles into the corresponding clamping grooves. When the grid plate is disassembled and assembled, the forced angle needs to be adjusted, and the buckles on the grid plate can be broken by carelessness, so that the grid plate is inconvenient to use.

Disclosure of Invention

In order to solve the problems in the prior art, the utility model provides the air curtain device for the dust-free workshop, which is characterized in that the grid plate is fixed through a limiting assembly consisting of the handle, the connecting rod, the spring and the limiting plate, and the grid plate can be installed and disassembled without adjusting the forced angle, so that the grid plate is more convenient to clean.

The aim of the utility model can be achieved by the following technical scheme:

the air curtain device for the dust-free workshop comprises a shell, wherein an air inlet and an air outlet are formed in the shell, an air guide mechanism is arranged in the shell, and a grid plate is arranged at the air inlet of the shell through a limiting assembly;

the limiting assembly comprises a handle, a connecting rod, a spring and a limiting plate, wherein a limiting groove is formed in the shell, the handle is arranged outside the shell, the limiting plate is arranged in the limiting groove, the handle is connected with the limiting plate through the connecting rod, the spring is sleeved outside the connecting rod, two ends of the spring are respectively fixed on the handle and the shell, and the grid plate is movably connected with the limiting plate.

As a preferable technical scheme of the utility model, the number of the connecting rods is the same as that of the connecting rods.

As a preferable technical scheme of the utility model, the grid plate is provided with the bulge, the bulge is provided with the limiting cavity, and the limiting plate is movably connected with the limiting cavity.

As a preferable technical scheme of the utility model, the top of the shell is hinged with the buckle, the grid plate is provided with the clamping groove matched with the buckle, and the buckle is movably connected with the clamping groove.

As a preferable technical scheme of the utility model, the air guide mechanism comprises a motor I, a centrifugal wind wheel and an air guide hopper, wherein the centrifugal wind wheel is rotatably arranged in the shell, the air guide hopper is arranged at the air outlet, and the centrifugal wind wheel is driven to rotate through rotation of an output shaft of the motor I so as to suck external air flow from the air inlet and discharge the air flow from the air guide hopper, thus forming the air flow curtain wall.

As a preferable technical scheme of the utility model, the wind scooper is rotatably connected with the shell through the angle adjusting component.

As a preferable technical scheme of the utility model, the wind scooper is rotatably arranged at the air outlet of the shell through the rotating shaft, the angle adjusting assembly comprises a motor II, a gear I and a gear II, the gear I is fixed on an output shaft of the motor II, the motor II is arranged in the shell, the gear II is arranged on the rotating shaft, and the gear I is meshed with the gear II.

The beneficial effects of the utility model are as follows:

when the grid plate is required to be installed, the handle is pulled out in the direction away from the shell, the protrusion is placed in the limit groove, then the handle is loosened, the handle moves to the initial position under the action of the spring, and at the moment, the limit plate is placed in the limit cavity to fix the grid plate. When the grid plate is required to be disassembled, the handle is pulled out in the direction away from the shell, and the protrusion is moved out of the limit groove, and then the handle is loosened. Compared with the prior art, the grid plate can be assembled and disassembled only by adjusting the forced angle, and the grid plate is more convenient to clean.

Drawings

The present utility model is further described below with reference to the accompanying drawings for the convenience of understanding by those skilled in the art.

FIG. 1 is a front view of the present utility model;

FIG. 2 is a front cross-sectional view of the present utility model;

FIG. 3 is an enlarged view at A of FIG. 2;

FIG. 4 is a side view of the present utility model;

FIG. 5 is a side view of a grid plate;

description of main reference numerals:

in the figure: 1. a housing; 11. a buckle; 2. an air guide mechanism; 21. a first motor; 22. centrifugal wind wheel; 23. an air guide hopper; 24. an angle adjustment assembly; 241. a second motor; 242. a first gear; 243. a second gear; 3. a limit component; 31. a handle; 32. a connecting rod; 33. a spring; 34. a limiting plate; 4. a grid plate; 41. a protrusion.

Detailed Description

In order to further describe the technical means and effects adopted by the utility model for achieving the preset aim, the following detailed description is given below of the specific implementation, structure, characteristics and effects according to the utility model with reference to the attached drawings and the preferred embodiment.

Referring to fig. 1-5, an air curtain device for a dust-free workshop includes a casing 1, an air inlet and an air outlet are provided on the casing 1, an air guiding mechanism 2 is provided in the casing 1, and an external air flow is sucked from the air inlet and discharged from the air outlet through the air guiding mechanism 2 to form an air curtain wall. A grid plate 4 is arranged at the air inlet of the shell 1 through a limiting component 3, and impurities such as dust in the air can be filtered through the grid plate 4;

the limiting assembly 3 comprises a handle 31, a connecting rod 32, a spring 33 and a limiting plate 34, wherein a limiting groove is formed in the shell 1, the handle 31 is arranged outside the shell 1, the limiting plate 34 is arranged in the limiting groove, the handle 31 and the limiting plate 34 are connected through the connecting rod 32, the spring 33 is sleeved outside the connecting rod 32, two ends of the spring 33 are respectively fixed on the handle 31 and the shell 1, a protrusion 41 is arranged on the grid plate 4, a limiting cavity is formed in the protrusion 41, and the limiting plate 34 is movably connected with the limiting cavity.

When the grid plate 4 is required to be installed, the handle 31 is pulled out in a direction away from the shell 1, the spring 33 is in a stretched state, the boss 41 is placed in the limit groove, the handle is released, the handle 31 moves to an initial position under the action of the spring 31, and the limit plate 34 is placed in the limit cavity.

When the grid plate 4 is required to be detached, the handle 31 is pulled out in a direction away from the housing 1, the protrusion 41 is moved out of the limit groove, and then the handle 33 is released. Compared with the prior art, the grid plate 4 can be assembled and disassembled by adjusting the forced angle, and the mode of adopting the limiting component 3 is more convenient.

The top of casing 1 articulates there is buckle 11, is provided with hand push position on the buckle 11, has offered on the grid board 4 with buckle 11 assorted draw-in groove, when needing to install grid board 4, is fixed through spacing subassembly 3 earlier, upset buckle 11 again, carries out spacingly with buckle 11 through the draw-in groove, through the secondary spacing, can make the installation of grid board 4 more firm. When the grid plate 4 needs to be disassembled, the hand pushing part of the hand pushing buckle 11 can separate the buckle 11 from the clamping groove.

In the preferred embodiment, the number of the connecting rods 32 is 3, wherein two ends of one connecting rod 32 are arranged at the middle parts of the handle 31 and the limiting plate 34, the other two connecting rods 32 are symmetrically distributed at two sides, and the number of the springs 33 is the same as that of the connecting rods 32, so that the handle 31 is ensured to move horizontally.

In the preferred embodiment, the wind guiding mechanism 2 comprises a first motor 21, a centrifugal wind wheel 22 and a wind guiding hopper 23, wherein the first motor 21 is fixed in the shell 1, the centrifugal wind wheel 22 is rotatably arranged in the shell 1, the wind guiding hopper 23 is arranged at an air outlet, the number of the centrifugal wind wheels 22 is two, the centrifugal wind wheel 22 is driven to rotate by the rotation of an output shaft of the first motor 21, and the external air flow is sucked from the air inlet and discharged from the wind guiding hopper 23 to form an air flow curtain wall.

The wind scooper 23 is rotatably connected with the shell 1 through an angle adjusting component 24, and the wind scooper 23 can be rotated through the angle adjusting component 24 to adjust the direction of the air outlet.

In a preferred embodiment, the wind scooper 23 is rotatably disposed at the air outlet of the housing 1 through a rotation shaft, the angle adjusting assembly 24 includes a second motor 241, a first gear 242 and a second gear 243, the first gear 242 is fixed on the output shaft of the second motor 241, the second motor 241 is installed in the housing 1, the second gear 243 is disposed on the rotation shaft, and the first gear 242 is meshed with the second gear 243. The output shaft of the motor II 241 rotates to drive the gear I242 to rotate, and the gear I242 and the gear II 243 mesh to drive the rotating shaft and the wind scooper 23 to rotate. The wind scooper 23 can deflect an angle of 60 °.

The working principle and the using flow of the utility model are as follows:

when the grid plate 4 needs to be disassembled for cleaning, the hand pushing part of the buckle 11 is pushed by a hand to separate the buckle 11 from the clamping groove, the handle 31 is pulled out in the direction away from the shell 1, the spring 33 is in a stretching state, after the protrusion 41 is moved out of the limiting groove, the handle is loosened, under the action of the spring 31, the handle 31 is moved to an initial position, and the grid plate 4 can be taken down for cleaning more conveniently.

The present utility model is not limited to the above embodiments, but is capable of modification and variation in detail, and other modifications and variations can be made by those skilled in the art without departing from the scope of the present utility model.

Claims

1. The utility model provides an air curtain device for dust-free workshop, includes casing (1), air intake and air outlet have been seted up on casing (1), its characterized in that: an air guide mechanism (2) is arranged in the shell (1), and a grid plate (4) is arranged at an air inlet of the shell (1) through a limiting assembly (3);

spacing subassembly (3) are including handle (31), connecting rod (32), spring (33) and limiting plate (34), the spacing groove has been seted up on casing (1), handle (31) are arranged in outside casing (1), limiting plate (34) are arranged in the spacing inslot, handle (31) and limiting plate (34) are connected through connecting rod (32), spring (33) cover is established outside connecting rod (32), the both ends of spring (33) are fixed respectively on handle (31) and casing (1), grid plate (4) and limiting plate (34) swing joint.

2. The dust-free air curtain device for a workshop according to claim 1, wherein: the number of the connecting rods (32) is 3, and the number of the springs (33) is the same as that of the connecting rods (32).

3. The dust-free air curtain device for a workshop according to claim 1, wherein: the grid plate (4) is provided with a bulge (41), the bulge (41) is provided with a limiting cavity, and the limiting plate (34) is movably connected with the limiting cavity.

4. The dust-free air curtain device for a workshop according to claim 1, wherein: the top of casing (1) articulates there is buckle (11), offered on grid board (4) with buckle (11) assorted draw-in groove, buckle (11) and draw-in groove swing joint.

5. The dust-free air curtain device for a workshop according to claim 1, wherein: the air guide mechanism (2) comprises a motor I (21), a centrifugal wind wheel (22) and an air guide hopper (23), wherein the centrifugal wind wheel (22) is rotationally arranged in the shell (1), the air guide hopper (23) is arranged at an air outlet, the centrifugal wind wheel (22) is rotationally driven by the rotation of an output shaft of the motor I (21), and external air flow is sucked from the air inlet and discharged from the air guide hopper (23), so that an air flow curtain wall is formed.

6. The dust-free air curtain device for a workshop of claim 5, wherein: the wind scooper (23) is rotationally connected with the shell (1) through an angle adjusting component (24).

7. The dust-free air curtain device for a workshop of claim 6, wherein: the wind scooper (23) rotates and sets up the air outlet department at casing (1) through the pivot, angle adjusting component (24) include motor two (241), gear one (242) and gear two (243), gear one (242) are fixed on the output shaft of motor two (241), motor two (241) are installed in casing (1), gear two (243) set up in the pivot, gear one (242) and gear two (243) meshing.