CN212250584U

CN212250584U - Fan current-limiting cover

Info

Publication number: CN212250584U
Application number: CN202020497812.2U
Authority: CN
Inventors: 朱建亮
Original assignee: Yancheng Saige Machinery Co ltd
Current assignee: Yancheng Saige Machinery Co ltd
Priority date: 2020-04-08
Filing date: 2020-04-08
Publication date: 2020-12-29
Anticipated expiration: 2030-04-08

Abstract

The utility model discloses a fan current-limiting cover, including vertical support panel, first metal block, block with through-hole, horizontal support panel, fixed screw hole, current-limiting structure frame, second metal block, bolt, protruding metal block, pivot pole, hold the case, adjust with shutter plate, connecting rod, fixed metal block, articulated elements, third metal block and fourth metal block. The utility model discloses a promotion holds case both sides and can use the pivot pole to rotate as the center pin, convenient adjustment holds the angle of case on the horizontal plane, can adjust the shutter plate angle that opens and shuts simultaneously, the screw-out bolt then mentions current-limiting structure frame and makes protruding metal block break away from with the through-hole for the block during dismantlement, can take off the current-limiting structure very easily, the installation is dismantled comparatively simply fast of operation, each parts machining simple process, and convenient to manufacture, therefore the lower convenient later maintenance of manufacturing cost, change accessories during bad damage also convenient and fast more.

Description

Fan current-limiting cover

Technical Field

The utility model relates to a current-limiting cover specifically is a fan current-limiting cover belongs to industrial production technical field.

Background

The machine is a driven fluid machine which increases the pressure of gas and discharges the gas by means of input mechanical energy. The blower is a Chinese habit abbreviation for gas compression and gas conveying machinery, and the blower generally comprises a ventilator, a blower and a wind driven generator. Fans are widely used for ventilation, dust exhaust and cooling of factories, mines, tunnels, cooling towers, vehicles, ships and buildings, and for ventilation and draught of boilers and industrial furnaces and kilns; cooling and ventilation in air conditioning equipment and household appliances; the grain drying and selecting, the wind source of the wind tunnel and the air inflation and propulsion of the air cushion boat, etc., and people need to limit the flow of the wind tunnel according to the actual situation in the actual production needs.

The prior art on the market can not very convenient installation dismantle, is used for hindering the just inconvenient clearance of the foul of adhesion on the blade in wind channel so for a long time, very easily breeds the bacterium, and then causes the pollution to other equipment and ventilation environment. Therefore, the fan current-limiting cover is provided for solving the problems.

Disclosure of Invention

The utility model aims at providing a fan current-limiting cover in order to solve above-mentioned problem.

The utility model realizes the purpose through the following technical proposal, a fan flow-limiting cover comprises a longitudinal supporting plate, a first metal block, a through hole for clamping, a flow-limiting structure frame and an air guide pipe structure;

the air guide pipe structure comprises longitudinal supporting plates, first metal blocks, clamping through holes, transverse supporting plates and fixing threaded holes, wherein two ends of each longitudinal supporting plate are fixedly connected with two transverse supporting plates respectively;

the upper and lower edges of the rear surface of the current-limiting structure frame are fixedly connected with two second metal blocks, bolts are embedded in the second metal blocks, protruding metal blocks are fixedly connected to the middle points of the front surface of the left frame and the right frame of the current-limiting structure frame, a rotating shaft rod is installed in the center position of the left frame and the right frame of the current-limiting structure frame in a penetrating mode, a containing box is sleeved on the periphery of the rotating shaft rod, a louver blade for adjustment is installed on the front surface of the containing box, a fixed metal block is fixedly connected to the center position of the rear surface of the containing box, an articulated element is installed at the center position of the fixed metal block, a connecting rod is fixedly connected to the other end of the articulated element, the other end of the connecting rod is installed in a third metal block in a penetrating mode, the third metal block is fixedly connected.

Preferably, the framework formed by the two longitudinal supporting plates and the two transverse supporting plates is a suspended ceiling for supporting and lifting a ceiling, and the longitudinal supporting plates and the transverse supporting plates are both made of high-carbon cast steel.

Preferably, the lower ends of the longitudinal supporting plate and the transverse supporting plate are fixedly connected with the air outlet.

Preferably, one end of the connecting rod, which is far away from the hinged part, is connected with a compression nut through threads, and a larger distance is reserved between the compression nut and the third metal block.

Preferably, the bolt is an inner hexagonal flat head fixing screw, and the rotating shaft rod and the adjusting louver blade are connected with each other.

Preferably, the connecting rod is of a cylindrical structure, a through hole is formed in the center of the third metal block, and the caliber of the through hole is the same as the diameter of the connecting rod.

The utility model has the advantages that:

1. the utility model discloses a promote and hold the case both sides and can use the pivot pole as the center pin and rotate, conveniently adjust and hold the angle of case on the horizontal plane, can adjust the shutter plate angle that opens and shuts simultaneously, screw out the bolt during dismantlement and then mention the current-limiting structure frame and make protruding metal block and block break away from with the through-hole, can take off the current-limiting structure very easily, the installation dismantlement operation is comparatively simple quick, each parts processing technology is simple, easy to manufacture, therefore the manufacturing cost is lower convenient later maintenance, it is also more convenient and quicker to change spare and accessory parts when bad;

2. the connecting rod, the fixed metal block and the hinged part are hinged, the third metal block limits the connecting rod in the horizontal direction, and the compression nut restrains the connecting rod on a through hole line which is arranged at the center of the third metal block, so that the containing box is guaranteed to be stable and not to be loosened in the rotating process.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.

Fig. 1 is a schematic view of the structure of the wind guide tube of the present invention;

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

fig. 3 is a schematic side view of the present invention.

In the figure: 1. longitudinal support panel, 2, first metal block, 3, the through-hole is used to the block, 4, horizontal support panel, 5, fixed screw hole of using, 6, current-limiting structure frame, 7, second metal block, 8, bolt, 9, protruding metal block, 10, pivot pole, 11, hold the case, 12, adjust and use the shutter plate, 13, connecting rod, 14, fixed metal block, 15, articulated elements, 16, third metal block, 17, fourth metal block.

Detailed Description

In order to make the objects, features and advantages of the present invention more obvious and understandable, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the embodiments described below are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Referring to fig. 1-3, a fan flow-limiting cover includes a longitudinal supporting plate 1, a first metal block 2, a through hole 3 for clamping, a flow-limiting structure frame 6 and an air duct structure;

the air guide pipe structure comprises longitudinal support plates 1, first metal blocks 2, clamping through holes 3, transverse support plates 4 and fixing threaded holes 5, wherein two ends of each longitudinal support plate 1 are fixedly connected with two transverse support plates 4 respectively, the inner side surfaces of the two longitudinal support plates 1 are fixedly connected with the first metal blocks 2, the upper surfaces of the two first metal blocks 2 are provided with the clamping through holes 3, and the inner side surfaces of the two transverse support plates 4 are provided with the fixing threaded holes 5;

two second metal blocks 7 are fixedly connected with the upper edge and the lower edge of the rear surface of the current-limiting structure frame 6, bolts 8 are embedded in the second metal blocks 7, the middle points of the front surfaces of the left and right frames of the current-limiting structure frame 6 are fixedly connected with protruded metal blocks 9, the central positions of the left and right frames of the current-limiting structure frame 6 are provided with a rotating shaft rod 10 in a penetrating way, the periphery of the rotating shaft rod 10 is sleeved with a containing box 11, an adjusting louver 12 is installed on the front surface of the accommodating box 11, a fixed metal block 14 is fixed on the center position of the rear surface of the accommodating box 11, a hinge element 15 is arranged at the center of the fixed metal block 14, the other end of the hinge element 15 is fixedly connected with a connecting rod 13, the other end of the connecting rod 13 is installed in a third metal block 16 in a penetrating manner, the third metal block 16 is fixedly connected to a fourth metal block 17, and the other end of the fourth metal block 17 is fixedly connected to the current-limiting structural frame 6.

The framework formed by the two longitudinal supporting plates 1 and the two transverse supporting plates 4 is a suspended ceiling for supporting and lifting a ceiling, and the longitudinal supporting plates 1 and the transverse supporting plates 4 are both made of high-carbon cast steel; the lower ends of the longitudinal supporting plate 1 and the transverse supporting plate 4 are fixedly connected with an air outlet; one end of the connecting rod 13, which is far away from the hinged part 15, is connected with a compression nut through threads, and a larger distance is reserved between the compression nut and the third metal block 16; the bolt 8 is an inner hexagonal flat head fixing screw, and the rotating shaft rod 10 and the adjusting louver blade 12 are connected with each other; the connecting rod 13 is of a cylindrical structure, a through hole is formed in the center of the third metal block 16, and the diameter of the through hole is the same as the diameter of the connecting rod 13.

When the utility model is used, firstly, after two protruding metal blocks 9 are aligned with the through holes 3 for clamping and installed by a worker, the current-limiting structure frame 6 is fixed with four screw holes 5 for fixing by screwing four bolts 8, after the installation, a gap is kept between the containing box 11 and the air duct structure, on the basis of ensuring a certain ventilation channel, the worker can rotate by using the rotating shaft rod 10 as a central shaft by pushing the edge positions of two sides of the containing box 11 in the using process, thereby not only being convenient to adjust the angle of the containing box 11 on the horizontal plane, but also being capable of adjusting the angle of the adjusting louver blades 12, further increasing or reducing the size of the ventilation area of the ventilation channel, when the worker dismantles, the bolt 8 is screwed out, then the current-limiting structure frame 6 is lifted to separate the protruding metal blocks 9 from the through holes 3 for clamping, the current-limiting structure can be easily taken down so as to clean the adjusting louver blades 12, the operation is dismantled in the installation comparatively simply fast, each parts machining simple process, convenient to manufacture, consequently, the lower convenient later maintenance of manufacturing cost, it is also convenient and fast more to change accessories during bad damage, connecting rod 13, the articulated of fixed metal block 14 and articulated elements 15, and third metal block 16 is spacing with connecting rod 13 on the horizontal direction, gland nut puts the through-hole that sets up with connecting rod 13 restraint on the central point of third metal block 16 is on-line, it is not hard up to have guaranteed that holding box 11 is stable at rotatory in-process.

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.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides a fan current-limiting cover which characterized in that: the device comprises a longitudinal supporting plate (1), a first metal block (2), a through hole (3) for clamping, a current limiting structure frame (6) and an air guide pipe structure;

the air guide pipe structure comprises longitudinal supporting plates (1), first metal blocks (2), through holes (3) for clamping, transverse supporting plates (4) and threaded holes (5) for fixing, wherein two ends of each of the two longitudinal supporting plates (1) are fixedly connected with the two transverse supporting plates (4) respectively, the inner side surfaces of the two longitudinal supporting plates (1) are fixedly connected with the first metal blocks (2), the upper surfaces of the two first metal blocks (2) are provided with the through holes (3) for clamping, and the inner side surfaces of the two transverse supporting plates (4) are provided with the threaded holes (5) for fixing;

two second metal blocks (7) are fixedly connected to the upper edge and the lower edge of the rear surface of the current-limiting structure frame (6), bolts (8) are embedded in the second metal blocks (7), protruding metal blocks (9) are fixedly connected to the central points of the front surfaces of the left frame and the right frame of the current-limiting structure frame (6), a rotating shaft rod (10) is installed at the central position of the left frame and the right frame of the current-limiting structure frame (6) in a penetrating mode, a containing box (11) is sleeved on the periphery of the rotating shaft rod (10), adjusting louver blades (12) are installed on the front surface of the containing box (11), a fixed metal block (14) is fixedly connected to the central position of the rear surface of the containing box (11), a hinge piece (15) is installed at the central position of the fixed metal block (14), a connecting rod (13) is fixedly connected to the other end of the hinge piece (15), and the other end of the, the third metal block (16) is fixedly connected to the fourth metal block (17), and the other end of the fourth metal block (17) is fixedly connected to the current-limiting structure frame (6).

2. The fan flow restriction cover according to claim 1, wherein: the framework formed by the two longitudinal supporting plates (1) and the two transverse supporting plates (4) is a suspended ceiling for supporting and lifting the ceiling, and the longitudinal supporting plates (1) and the transverse supporting plates (4) are made of high-carbon cast steel.

3. The fan flow restriction cover according to claim 1, wherein: the lower ends of the longitudinal supporting plate (1) and the transverse supporting plate (4) are fixedly connected with the air outlet.

4. The fan flow restriction cover according to claim 1, wherein: and one end of the connecting rod (13) far away from the hinged part (15) is connected with a compression nut through a thread, and a larger distance is reserved between the compression nut and the third metal block (16).

5. The fan flow restriction cover according to claim 1, wherein: the bolt (8) is an inner hexagonal flat head fixing screw, and the rotating shaft rod (10) and the adjusting louver blade (12) are connected with each other.

6. The fan flow restriction cover according to claim 1, wherein: the connecting rod (13) is of a cylindrical structure, a through hole is formed in the center of the third metal block (16), and the caliber of the through hole is the same as the diameter of the connecting rod (13).