CN214146028U

CN214146028U - Draught fan convenient to diversely use

Info

Publication number: CN214146028U
Application number: CN202022644348.8U
Authority: CN
Inventors: 甘科
Original assignee: Liyang Innovation Machinery Co ltd
Current assignee: Liyang Innovation Machinery Co ltd
Priority date: 2020-11-16
Filing date: 2020-11-16
Publication date: 2021-09-07
Anticipated expiration: 2030-11-16

Abstract

The utility model relates to a draught fan technical field specifically is a draught fan convenient to diversified use, including the draught fan main part, the one end fixedly connected with position adjustment mechanism of draught fan main part, position adjustment mechanism includes fixed storehouse board, the inside of fixed storehouse board is provided with the rotation axostylus axostyle, the one end of rotation axostylus axostyle is connected with the inner wall of fixed storehouse board one end through embedded bearing, the one end of rotation axostylus axostyle is passed fixed storehouse board and is extended to the outside of fixed storehouse board, the one end of rotation axostylus axostyle and the one end looks fixed connection of draught fan main part, the fixed surface of draught fan main part one side is connected with the filtering mechanism subassembly. The utility model discloses a its position adjustment mechanism, operating personnel adjust the change to draught fan main part installation position as required fast, and through the filtering mechanism subassembly, the device is when daily use, and the equipment that the filter screen can be good flows the external air and carries out certain filtration.

Description

Draught fan convenient to diversely use

Technical Field

The utility model relates to an draught fan technical field specifically is a draught fan convenient to diversified use.

Background

The induced draft fan is widely used for ventilation, dust exhaust and cooling of factories, mines, tunnels, cooling towers, vehicles, ships and buildings, ventilation and induced draft of boilers and industrial furnaces, cooling and ventilation in air conditioning equipment and household electrical equipment, drying and sorting of grains, inflation and propulsion of wind tunnel wind sources and air cushion ships and the like, the working principle of the induced draft fan is basically the same as that of a turbine compressor, and only because the gas flow rate is low and the pressure change is not large, the change of the specific volume of the gas is generally not required to be considered, namely the gas is treated as incompressible fluid;

when current draught fan is carrying out the field installation, it is direct to install the draught fan through shooting fixing bolt more, and this kind of installation is fixed effect better, does not have certain regulation nature when not having, when the user changes equipment link position in the later stage installation, and operating personnel then need constantly to twist and move the bolt and become flexible equipment, adjusts the mounted position of draught fan, and staff's operation is got up and is wasted time and energy.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a draught fan convenient to diversified use to solve the current draught fan that proposes in the above-mentioned background art when carrying out the field installation, it is direct to install the draught fan through shooting fixing bolt more, this kind of installation is fixed effect better though, when not having certain regulation nature, if the user changes equipment attachment position in later stage installation, operating personnel, then need constantly to twist and move the bolt and become flexible equipment, adjust the mounted position of draught fan, the staff operates the problem of wasting time and energy of getting up.

In order to achieve the above object, the utility model provides a following technical scheme: an induced draft fan convenient for multidirectional use comprises an induced draft fan main body, wherein one end of the induced draft fan main body is fixedly connected with an azimuth adjusting mechanism, the azimuth adjusting mechanism comprises a fixed bin plate, a rotating shaft rod is arranged inside the fixed bin plate, one end of the rotating shaft rod is connected with the inner wall of one end of the fixed bin plate through an embedded bearing, one end of the rotating shaft rod penetrates through the fixed bin plate and extends to the outer side of the fixed bin plate, one end of the rotating shaft rod is fixedly connected with one end of the induced draft fan main body, a rotating rod is inserted into one side of the fixed bin plate, one side of the rotating rod penetrates through the fixed bin plate and extends to the inside of the fixed bin plate, one side of the surface of the rotating rod is connected with the inner wall of the fixed bin plate through a bearing frame, a rotating handle is fixedly connected with the other end of the rotating rod, a first conical gear is sleeved on the surface of one side of the rotating handle, a second conical gear is sleeved on the surface of the rotating shaft rod, and the second bevel gear is meshed with the first bevel gear, and the surface of one side of the induced draft fan main body is fixedly connected with a filtering mechanism assembly.

Preferably, both sides of draught fan main part one end all fixedly connected with slider, the spout with slider matched with is seted up on the surface of fixed storehouse board one end.

Preferably, the surface of one side of the rotating handle is glued with a non-slip mat, and the surface of the non-slip mat is provided with non-slip lines.

Preferably, the filter mechanism subassembly includes the filter screen, the fixed slot has all been seted up on four ends of filter screen, the inside of fixed slot all is provided with fixed inserted bar, the one end of fixed inserted bar all passes the outside that the fixed slot extended to the filter screen, the all fixedly connected with axle that resets of four ends of draught fan main part side surface, one side of fixed inserted bar one end all with a reset shaft fixed connection.

Preferably, the axle that resets includes the shaft collar, fixedly connected with dead lever on the inner wall of shaft collar, the surface of dead lever all overlaps and is equipped with the axle sleeve, the surface of dead lever all overlaps and is equipped with torque spring, torque spring's one end all with the surface looks fixed connection of dead lever, torque spring's the other end all with the inner wall looks fixed connection of axle sleeve.

Preferably, the surface of one end of the fixed inserted link is glued with a rubber pad, and the inner wall of the fixed groove is glued with a rubber pad.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model can quickly adjust and change the installation position of the main body of the draught fan according to the requirement of an operator through the position adjusting mechanism, and the filter screen can well flow the external air for certain filtration through the filter mechanism component when the device is used daily;

1. by arranging the direction adjusting mechanism, if a user needs to change the installation position of the device according to the pipeline connection position of the device equipment, the user can quickly adjust and change the installation direction of the main body of the draught fan by continuously rotating the rotating handle so that the rotating rod quickly drives the rotating handle to be positioned inside the fixed cabin plate and continuously meshed with the second bevel gear, thereby facilitating the operation of the user, avoiding the traditional installation, mostly directly fixing the equipment on the installation ground by using a shooting bolt, changing the equipment direction by the user, continuously twisting the bolt, wasting time and labor during the operation and seriously influencing the working efficiency of operators;

2. through being provided with the filtering mechanism subassembly, the user is when using the device, the user can fix the filter screen in the port position that the draught fan main part induced drafts the end, the device is when daily use, the equipment that the filter screen can be good flows the foreign air and carries out certain filtration, a large amount of dusts are participated in the air of avoiding equipment to inhale, a large amount of dusts are direct to flow inside equipment, long-term use, be stained with and attach on equipment transmission's surface, easily lead to equipment fan rotation efficiency variation, thereby influence the normal use of device.

Drawings

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

FIG. 2 is a schematic side view of the structure of the present invention;

fig. 3 is a schematic top sectional view of a structure of a reset shaft according to the present invention;

fig. 4 is an enlarged schematic view of a structure in fig. 2 according to the present invention.

In the figure: 100. a draught fan main body; 200. an orientation adjustment mechanism; 210. fixing the warehouse board; 211. rotating the shaft lever; 212. a rotating rod; 213. turning a handle; 214. a first bevel gear; 215. a second bevel gear; 300. a filter mechanism assembly; 310. a filter screen; 311. fixing grooves; 312. fixing the inserted rod; 320. a reset shaft; 321. a shaft ring; 322. fixing the rod; 323. and a shaft sleeve.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides an embodiment:

an induced draft fan convenient for multidirectional use comprises an induced draft fan main body 100, one end of the induced draft fan main body 100 is fixedly connected with an orientation adjusting mechanism 200, the orientation adjusting mechanism 200 comprises a fixed bin plate 210, a rotating shaft rod 211 is arranged inside the fixed bin plate 210, one end of the rotating shaft rod 211 is connected with the inner wall of one end of the fixed bin plate 210 through an embedded bearing, one end of the rotating shaft rod 211 penetrates through the fixed bin plate 210 and extends to the outer side of the fixed bin plate 210, one end of the rotating shaft rod 211 is fixedly connected with one end of the induced draft fan main body 100, a rotating rod 212 is inserted into one side of the fixed bin plate 210, one side of the rotating rod 212 penetrates through the fixed bin plate 210 and extends to the inside of the fixed bin plate 210, one side of the surface of the rotating rod 212 is connected with the inner wall of the fixed bin plate 210 through a bearing frame, the other end of the rotating rod 212 is fixedly connected with a rotating handle 213, the surface of one side of the rotating handle 213 is sleeved with a first conical gear 214, the surface of the rotating shaft 211 is sleeved with a second bevel gear 215, the second bevel gear 215 is meshed with the first bevel gear 214, and the surface of one side of the induced draft fan main body 100 is fixedly connected with a filtering mechanism assembly 300;

further, both sides of one end of the induced draft fan main body 100 are fixedly connected with sliding blocks, and a sliding groove matched with the sliding blocks is formed in the surface of one end of the fixed bin plate 210. When a user twists the rotating handle 213, the induced draft fan main body 100 can rapidly rotate on the surface of the fixed bin plate 210, the induced draft fan main body 100 can rapidly drive the sliding block to slide in the sliding groove formed in the surface of the fixed bin plate 210, the movement track of the induced draft fan main body 100 can be well limited through the mutual matching of the sliding groove and the sliding block, and the sliding block can well increase the supporting effect on the induced draft fan main body 100 when the rotation of the rotating handle 213 is stopped;

furthermore, the surface of one side of the rotating handle 213 is glued with a non-slip mat, and the surface of the non-slip mat is provided with non-slip threads, so that when a user twists the rotating handle 213, the friction of the hand is well increased when the user operates the anti-slip mat, and the slipping phenomenon is avoided;

further, the filtering mechanism assembly 300 includes a filter screen 310, fixing grooves 311 have been all set up at four ends of the filter screen 310, the inside of fixing grooves 311 all is provided with fixed inserted bar 312, the one end of fixed inserted bar 312 all passes the outside that the fixing grooves 311 extended to filter screen 310, four ends of one side surface of the induced draft fan main body 100 all fixedly connected with reset shaft 320, one side of one end of fixed inserted bar 312 all with reset shaft 320 looks fixed connection. Through the filtering mechanism assembly 300, a user can quickly pull the fixed inserted rod 312 to enable the fixed inserted rod 312 to enter the fixed groove 311, the filter screen 310 can be fixed on the surface of the air suction end of the draught fan main body 100, and when the device is used daily, air sucked by good equipment can be filtered by the filter screen 310;

further, the reset shaft 320 includes a shaft ring 321, a fixing rod 322 is fixedly connected to the inner wall of the shaft ring 321, a shaft sleeve 323 is sleeved on the surface of the fixing rod 322, a torsion spring is sleeved on the surface of the fixing rod 322, one end of the torsion spring is fixedly connected to the surface of the fixing rod 322, the other end of the torsion spring is fixedly connected to the inner wall of the shaft sleeve 323, a user pulls the fixing inserted rod 312, the shaft sleeve 323 is rapidly driven to rotate on the surface of the fixing rod 322 after the fixing inserted rod 312 is stressed, the shaft sleeve 323 can continuously pull the torsion spring sleeved on the surface of the fixing rod 322 during movement, so that the torsion spring rapidly deforms to a certain extent, and after the user loosens the fixing inserted rod 312, the shaft sleeve 323 and the fixing inserted rod 312 can be rapidly driven to automatically reset through resilience of the torsion spring;

furthermore, the rubber pads are glued to the surface of one end of the fixed inserting rod 312, the rubber pads are glued to the inner wall of the fixing groove 311, when the fixed inserting rod 312 enters the fixing groove 311, the rubber pads glued to the surface of the fixed inserting rod 312 are attached to the surface of the rubber pads glued to the inner wall of the fixing groove 311, and therefore the buckling effect of the fixed inserting rod 312 in the fixing groove 311 can be well improved.

The working principle is as follows: when a user uses the device and needs to change the connection direction of the equipment according to the installation requirement, the user can directly and continuously screw the rotating handle 213, after the rotating handle 213 is stressed, the rotating handle 213 can be quickly driven to rotate in the fixed bin plate 210, when the rotating handle 213 rotates, the rotating handle 213 simultaneously drives the first conical gear 214 to rotate in the same direction, the surface of the first conical gear 214 is continuously meshed with the surface of the second conical gear 215, after the second conical gear 215 is stressed, the rotating shaft lever 211 is quickly driven to do circular motion in the fixed bin plate 210, so that the rotating shaft lever 211 quickly drives the induced draft fan main body 100 to do rotary motion, and the user can quickly change the connection direction of the induced draft fan main body 100 according to the field installation requirement;

when the user uses the device, the user can quickly pull the fixed inserting rod 312, after the fixed inserting rod 312 is stressed, the shaft sleeve 323 is driven to rotate on the surface of the fixing rod 322, and when the shaft sleeve 323 moves, the torsion spring sleeved on the surface of the fixing rod 322 can be pulled continuously, so that the torsion spring is deformed rapidly, then, the user can directly attach the filter screen 310 to the surface of the suction end of the main body 100 of the induced draft fan, and the user loosens the fixing of the fixing inserted rod 312 and, by the resilience of the torsion spring, the shaft sleeve 323 can be quickly driven to automatically reset on the surface of the fixed rod 322, and the fixed inserted rod 312 is driven to quickly reset until the fixed inserted rod 312 enters the inside of the fixed groove 311, a certain buckling force is quickly formed on the filter screen 310, the filter screen 310 can be fixed on the surface of the air suction end of the draught fan main body 100, when the device is used daily, the filter screen 310 can filter air well sucked by equipment.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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.

Claims

1. The utility model provides an draught fan convenient to diversified use, includes draught fan main part (100), its characterized in that: the induced draft fan comprises an induced draft fan main body (100), wherein one end of the induced draft fan main body (100) is fixedly connected with an orientation adjusting mechanism (200), the orientation adjusting mechanism (200) comprises a fixed bin plate (210), a rotating shaft rod (211) is arranged inside the fixed bin plate (210), one end of the rotating shaft rod (211) is connected with the inner wall of one end of the fixed bin plate (210) through an embedded bearing, one end of the rotating shaft rod (211) penetrates through the fixed bin plate (210) and extends to the outer side of the fixed bin plate (210), one end of the rotating shaft rod (211) is fixedly connected with one end of the induced draft fan main body (100), a rotating rod (212) is inserted into one side of the fixed bin plate (210), one side of the rotating rod (212) penetrates through the fixed bin plate (210) and extends to the inside of the fixed bin plate (210), and one side of the surface of the rotating rod (212) is connected with the inner wall of the fixed bin plate (210) through a bearing frame, the other end fixedly connected with of bull stick (212) changes handle (213), it has first conical gear (214) to change the surface of handle (213) one side cup joint, the surface of rotation axostylus axostyle (211) has second conical gear (215) cup joint, and second conical gear (215) and first conical gear (214) mesh mutually, the fixed surface of draught fan main part (100) one side is connected with filter mechanism subassembly (300).

2. The induced draft fan convenient to use in multiple directions of claim 1, wherein: both sides of draught fan main part (100) one end all fixedly connected with slider, the spout with slider matched with has been seted up on the surface of fixed storehouse board (210) one end.

3. The induced draft fan convenient to use in multiple directions of claim 1, wherein: the surface of one side of the rotating handle (213) is glued with a non-slip mat, and the surface of the non-slip mat is provided with non-slip grains.

4. The induced draft fan convenient to use in multiple directions of claim 1, wherein: filtering mechanism subassembly (300) includes filter screen (310), fixed slot (311) have all been seted up at four ends of filter screen (310), the inside of fixed slot (311) all is provided with fixed inserted bar (312), the outside that fixed slot (311) extended to filter screen (310) is all passed to the one end of fixed inserted bar (312), draught fan main part (100) a side surface is four ends all fixedly connected with reset shaft (320), one side of fixed inserted bar (312) one end all with reset shaft (320) looks fixed connection.

5. The induced draft fan convenient to use in multiple directions of claim 4, wherein: reset shaft (320) including shaft collar (321), fixedly connected with dead lever (322) on the inner wall of shaft collar (321), the surface of dead lever (322) all overlaps and is equipped with axle sleeve (323), the surface of dead lever (322) all overlaps and is equipped with torque spring, torque spring's one end all with the surface looks fixed connection of dead lever (322), torque spring's the other end all with the inner wall looks fixed connection of axle sleeve (323).

6. The induced draft fan convenient to use in multiple directions of claim 4, wherein: rubber pads are glued on the surfaces of one ends of the fixed inserting rods (312), and rubber pads are glued on the inner walls of the fixed grooves (311).