CN216895098U

CN216895098U - Ventilation unit for safety engineering of industry and trade enterprise

Info

Publication number: CN216895098U
Application number: CN202220713676.5U
Authority: CN
Inventors: 张亭亭
Original assignee: Liaoning Inspection Examination and Certification Centre
Current assignee: Liaoning Inspection Examination and Certification Centre
Priority date: 2022-03-30
Filing date: 2022-03-30
Publication date: 2022-07-05
Anticipated expiration: 2032-03-30

Abstract

The utility model relates to the technical field of ventilation devices, in particular to a ventilation device for safety engineering of industrial and trade enterprises, which comprises a negative pressure fan, wherein a protective structure is arranged on the negative pressure fan, the protective structure comprises a top plate, the top end of the negative pressure fan is detachably connected with the top plate, the bottom end of the negative pressure fan is detachably connected with a bottom plate, a side plate is slidably connected between the top plate and the bottom plate, magnets are fixedly connected on the top plate, the bottom plate and the side plate, a fixed frame is detachably connected on the top plate, and a filter screen is slidably connected in the fixed frame; the shell of the negative pressure fan can be protected, the shell of the negative pressure fan is prevented from being aged and corroded after being used for a long time, and the effect of the negative pressure fan is reduced.

Description

Ventilation unit for safety engineering of industry and trade enterprise

Technical Field

The utility model relates to a ventilation device, in particular to a ventilation device for safety engineering of industry and trade enterprises, and belongs to the technical field of ventilation devices.

Background

Industrial and trade enterprises are companies which are organized by industrial departments and external trade departments to jointly manage production and import and export businesses of products, namely enterprises which are produced, processed and exported by themselves, namely productive import and export enterprises, such as textile clothing, shoes and hat manufacturing enterprises in the textile industry.

At present, the textile industry generally utilizes the negative-pressure fan to cool and ventilate indoors during production, and most of the negative-pressure fans are arranged outdoors or part of shells are exposed outdoors, so that the shells of the negative-pressure fans are easy to age and corrode after being used for a long time, and the effect of the negative-pressure fans is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems and provide a ventilation device for safety engineering of industrial and trade enterprises, which can protect a shell of a negative-pressure air fan, prevent the shell of the negative-pressure air fan from aging and corroding after being used for a long time and reduce the efficacy of the negative-pressure air fan.

The ventilation device comprises a negative pressure fan, wherein a protection structure is arranged on the negative pressure fan, the protection structure comprises a top plate, the top end of the negative pressure fan is detachably connected with the top plate, the bottom end of the negative pressure fan is detachably connected with a bottom plate, a side plate is slidably connected between the top plate and the bottom plate, magnets are fixedly connected to the top plate, the bottom plate and the side plate, a fixing frame is detachably connected to the top plate, and a filter screen is slidably connected to the fixing frame.

Preferably, the side plates are fixedly connected with limiting blocks, and limiting grooves are formed in the top plate and the bottom plate.

Preferably, the limiting blocks and the limiting grooves are both of T-shaped structures, and the length of the limiting blocks is smaller than the width of the side plates.

Preferably, the fixing frame is fixedly connected with a protruding column, and the top end of the protruding column is of an arc-shaped structure.

Preferably, a sealing ring is arranged on the top plate and is of a rectangular ring structure.

Preferably, be equipped with the clearance structure on the curb plate, the clearance structure includes the clearance brush, it has the clearance brush to peg graft on the curb plate, fixedly connected with slider on the filter screen.

Preferably, the sliding block is connected with the fixed frame in a sliding mode, and the section of the sliding block is of a T-shaped structure.

Preferably, the sliding block is rotatably connected with a ball, and the ball is in rolling connection with the fixed frame.

Preferably, a spring plate is fixedly connected in the fixing frame, a rope is fixedly connected on the spring plate, and the rope is fixedly connected with the sliding block.

Preferably, the fixed frame is rotatably connected with a pulley, and the pulley is in rolling connection with a rope.

The utility model has the beneficial effects that: the top end of the negative pressure fan is detachably connected with the top plate, so that the top end of the negative pressure fan is conveniently protected through the top plate, the aging corrosion of the top end of the negative pressure fan is avoided, the bottom plate is detachably connected with the bottom end of the negative pressure fan, the side plate is slidably connected between the top plate and the bottom plate, the top plate, the bottom plate and the side plate are conveniently assembled, the shell of the negative pressure fan is protected, meanwhile, when the top plate, the bottom plate or the side plate is aged and corroded, the aging part is conveniently replaced, the cost is saved, the top plate, the bottom plate and the side plate are fixedly connected with magnets, the top plate, the bottom plate and the side plate are conveniently adsorbed on the shell of the negative pressure fan through the suction force of the magnets, the shell of the negative pressure fan is protected, the fixed frame is detachably connected on the top plate, the filter screen is slidably connected with the fixed frame, the dust in the external air is conveniently filtered, and the dust on the blades of the negative pressure fan is reduced, the negative pressure fan is convenient to operate.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an enlarged view of the part A shown in FIG. 1;

FIG. 3 is a schematic view of a connection structure of a fixing frame and a filter screen according to the present invention;

FIG. 4 is an enlarged view of the portion B shown in FIG. 3;

fig. 5 is a schematic view of a connection structure of the fixing frame and the slider according to the present invention.

In the figure: 1. a fan; 2. a protective structure; 201. a top plate; 202. a base plate; 203. a side plate; 204. a magnet; 205. a fixing frame; 206. filtering with a screen; 207. a limiting block; 208. a limiting groove; 209. a protruding column; 210. a seal ring; 3. cleaning the structure; 301. cleaning a brush; 302. a slider; 303. a ball bearing; 304. a spring plate; 305. a rope; 306. a pulley.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Please refer to fig. 1-5, a ventilation unit for industry and trade enterprise safety engineering, includes negative pressure fan 1, be equipped with protective structure 2 on negative pressure fan 1, protective structure 2 includes

roof

201, 1 top of negative pressure fan can be dismantled and be connected with

roof

201, 1 bottom of negative pressure fan can be dismantled and be connected with bottom plate 202, sliding connection has curb plate 203 between roof 201 and the bottom plate 202, equal fixedly connected with magnet 204 on roof 201, bottom plate 202 and the curb plate 203, can dismantle on the roof 201 and be connected with fixed frame 205, sliding connection has filter screen 206 in the fixed frame 205.

As a technical optimization scheme of the utility model, a limit block 207 is fixedly connected to the side plate 203, and limit grooves 208 are formed on the top plate 201 and the bottom plate 202; thereby facilitating the securing of the side panels 203 and the top panel 201 to the bottom panel 202.

As a technical optimization scheme of the utility model, the limiting block 207 and the limiting groove 208 are both in a T-shaped structure, and the length of the limiting block 207 is smaller than the width of the side plate 203; so that the side plate 203 can be prevented from sliding off the top plate 201 or the bottom plate 202.

As a technical optimization scheme of the utility model, a stud 209 is fixedly connected to the fixing frame 205, and the top end of the stud 209 is of an arc structure; thereby facilitating the fixing of the fixing frame 205 between the top plate 201 and the bottom plate 202.

As a technical optimization scheme of the present invention, a sealing ring 210 is disposed on the top plate 201, and the sealing ring 210 is a rectangular ring structure; thereby facilitating sealing of the junction of the screen 206 and the top plate 201.

As a technical optimization scheme of the utility model, a cleaning structure 3 is arranged on the side plate 203, the cleaning structure 3 comprises a cleaning brush 301, and the cleaning brush 301 is inserted into the side plate 203; thereby facilitating the cleaning of dust on the filter screen 206; a sliding block 302 is fixedly connected to the filter screen 206; thereby facilitating pulling of the screen 206.

As a technical optimization scheme of the utility model, the sliding block 302 is connected with the fixed frame 205 in a sliding manner, and the section of the sliding block 302 is in a T-shaped structure; thereby facilitating the sliding of the sieve 206 within the fixed frame 205.

As a technical optimization scheme of the utility model, the sliding block 302 is rotatably connected with a ball 303, and the ball 303 is in rolling connection with the fixed frame 205; thereby facilitating the sliding connection of the slider 302 and the fixed frame 205.

As a technical optimization scheme of the utility model, a spring plate 304 is fixedly connected in the fixed frame 205, a rope 305 is fixedly connected on the spring plate 304, and the rope 305 is fixedly connected with a sliding block 302; thereby facilitating the resetting of the screen 206 by the spring plate 304 when the screen 206 is pulled for cleaning.

As a technical optimization scheme of the utility model, a pulley 306 is rotatably connected in the fixed frame 205, and the pulley 306 is in rolling connection with a rope 305; thereby facilitating the change of the force direction of the rope 305 by means of the pulley 306.

When the utility model is used, firstly, the negative pressure fan 1 is installed in a workshop or a factory building, the indoor temperature is reduced by utilizing the principles of air convection and negative pressure ventilation, the magnet 204 on the top plate 201 is adsorbed on the shell of the negative pressure fan 1 to protect the shell, then the limit block 207 on the side plate 203 is clamped with the limit groove 208 on the top plate 201, the side plate 203 is fixed at two sides of the negative pressure fan 1, the side plate 203 is more closely adsorbed on the shell by the magnet 204 on the side plate 203, the protruded column 209 on the fixing frame 205 is clamped with the top plate 201, the bottom plate 202 is adsorbed at the bottom end of the negative pressure fan 1 by the magnet 204, the limit groove 208 on the bottom plate 202 is clamped with the limit block 207 on the side plate 203, the bottom plate 202 is fixed and the fixing frame 205 is limited, impurities such as dust in the air can be cleaned by the filter screen 206 sliding on the fixing frame 205, and the excessive dust is prevented from being adhered on the blades of the negative pressure fan 1, influence the blade and rotate, when dust is more on filter screen 206, filter screen 206 can be pulled, cleaning brush 301 through pegging graft between curb plate 203 cleans filter screen 206, through sealing washer 210 on roof 201, can be sealed the gap between fixed frame 205 and roof 201, avoid getting into from the gap at sleet weather water, through slider 302 and the ball 303 of rotating the connection on slider 302 of fixed connection on filter screen 206, conveniently stimulate filter screen 206, through the inside fixedly connected with spring plate 304 at fixed frame 205, spring plate 304 passes through rope 305 and slider 302 fixed connection, can make filter screen 206 reset through spring plate 304 when pulling filter screen 206 and cleaning filter screen 206, be convenient for pull filter screen 206 repeatedly and clear up it, through with rope 305 and pulley 306 roll connection, be convenient for change the direction of rope 305 through pulley 306 when pulling filter screen 206.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a ventilation unit for industry and trade enterprise safety engineering, includes negative-pressure air fan (1), its characterized in that: be equipped with protective structure (2) on negative-pressure air fan (1), protective structure (2) include roof (201), negative-pressure air fan (1) top can be dismantled and be connected with roof (201), negative-pressure air fan (1) bottom can be dismantled and be connected with bottom plate (202), sliding connection has curb plate (203) between roof (201) and bottom plate (202), equal fixedly connected with magnet (204) on roof (201), bottom plate (202) and curb plate (203), can dismantle on roof (201) and be connected with fixed frame (205), sliding connection has filter screen (206) in fixed frame (205).

2. The ventilation unit for safety engineering of industry and trade enterprises of claim 1, wherein: the side plate (203) is fixedly connected with a limiting block (207), and limiting grooves (208) are formed in the top plate (201) and the bottom plate (202).

3. The ventilation unit for safety engineering of industry and trade enterprises of claim 2, wherein: the limiting block (207) and the limiting groove (208) are both of T-shaped structures, and the length of the limiting block (207) is smaller than the width of the side plate (203).

4. The ventilation unit for safety engineering of industry and trade enterprises of claim 1, wherein: the fixing frame (205) is fixedly connected with a protruding column (209), and the top end of the protruding column (209) is of an arc-shaped structure.

5. The ventilation unit for safety engineering of industry and trade enterprises of claim 1, wherein: be equipped with sealing washer (210) on roof (201), sealing washer (210) are the rectangle ring structure.

6. The ventilation unit for safety engineering of industry and trade enterprises of claim 1, wherein: be equipped with clearance structure (3) on curb plate (203), clearance structure (3) are including cleaning brush (301), it has cleaning brush (301) to peg graft on curb plate (203), fixedly connected with slider (302) on filter screen (206).

7. The ventilation unit for safety engineering of industry and trade enterprises defined in claim 6, wherein: the sliding block (302) is connected with the fixed frame (205) in a sliding mode, and the section of the sliding block (302) is of a T-shaped structure.

8. The ventilation unit for safety engineering of industry and trade enterprises defined in claim 6, wherein: the sliding block (302) is rotatably connected with a ball (303), and the ball (303) is in rolling connection with the fixed frame (205).

9. The ventilation unit for safety engineering of industry and trade enterprises defined in claim 6, wherein: the spring plate is characterized in that a spring plate (304) is fixedly connected in the fixing frame (205), a rope (305) is fixedly connected on the spring plate (304), and the rope (305) is fixedly connected with the sliding block (302).

10. The ventilation unit for safety engineering of industry and trade enterprises defined in claim 9, wherein: a pulley (306) is rotationally connected in the fixed frame (205), and the pulley (306) is in rolling connection with the rope (305).