CN220037489U

CN220037489U - Pressure regulating flashboard

Info

Publication number: CN220037489U
Application number: CN202321608226.0U
Authority: CN
Inventors: 邵彪; 陈晓红
Original assignee: WUXI YUANFANG MACHINERY CO LTD
Current assignee: WUXI YUANFANG MACHINERY CO LTD
Priority date: 2023-06-21
Filing date: 2023-06-21
Publication date: 2023-11-17
Anticipated expiration: 2033-06-21

Abstract

The utility model relates to a pressure regulating flashboard, which comprises a hanging shaft and a flashboard, wherein the hanging shaft comprises an upper shaft and a lower shaft, and the lower shaft is connected with the flashboard through a connecting nut; the upper shaft is provided with a bearing bracket, the bearing bracket is provided with a hollow groove, and a supporting component and a bearing component are sequentially arranged in the hollow groove; the driving arm is arranged outside the upper shaft and above the bearing bracket, a nut sleeved on the upper shaft is arranged above the driving arm, and the nut is in threaded connection with the upper shaft; the bearing assembly comprises a plane bearing and a radial bearing, and the radial bearing and the plane bearing are sleeved on the outer side of the upper shaft in sequence; the simple structural design is adopted, so that the use is more convenient, and the maintenance difficulty is reduced; secondly, the safety and the reliability of the pressure regulating flashboard are greatly improved, so that accidents can be effectively prevented, and the normal operation of equipment can be ensured.

Description

Pressure regulating flashboard

Technical Field

The utility model belongs to the technical field of flashboard, and relates to a pressure regulating flashboard.

Background

Pressure regulating rams are a common industrial device used primarily to regulate pressure in a furnace. It is typically mounted above the flue and will be suspended inside the flue. The main movement mode of the pressure regulating flashboard is to regulate the flue gas quantity passing through the flue by rotation, thereby realizing the adjustment of the pressure of the melting furnace.

However, the existing pressure regulating flashboard structure has some problems. First, they are not of sufficient quality and have a low safety factor, which can lead to accidents during use. Second, because of its complex structure, maintenance is difficult, and it takes a lot of time and effort to perform repair and maintenance.

Disclosure of Invention

The utility model aims to provide a pressure regulating flashboard, which can solve the problems of complex structure, difficult maintenance and lower safety coefficient.

According to the technical scheme provided by the utility model: the pressure regulating flashboard comprises a hanging shaft and a flashboard, wherein the hanging shaft comprises an upper shaft and a lower shaft, and the lower shaft is connected with the flashboard through a connecting nut; the upper shaft is provided with a bearing bracket, the bearing bracket is provided with a hollow groove, and a supporting component and a bearing component are sequentially arranged in the hollow groove; the driving arm is arranged on the outer side of the upper shaft and above the bearing support, the nut sleeved on the upper shaft is arranged above the driving arm, and the nut is in threaded connection with the upper shaft.

Preferably, the bearing assembly comprises a plane bearing and a radial bearing, wherein the radial bearing and the plane bearing are sequentially sleeved on the outer side of the upper shaft, and the radial bearing is positioned above the plane bearing.

Preferably, the radial bearing has a diameter larger than that of the planar bearing, and a distance is provided between the radial bearing and the planar bearing.

Preferably, the support assembly comprises a support sleeve, the support sleeve is sleeved on the outer side of the upper shaft, and two ends of the support sleeve are respectively arranged on the plane bearing and the radial bearing.

Preferably, the upper shaft is further provided with a special-shaped groove, and a special-shaped key connected with the driving arm is arranged in the special-shaped groove.

Preferably, the upper end of the bearing bracket is provided with a cover plate sleeved on the upper shaft, and the lower end of the cover plate is in contact with the radial bearing.

Preferably, the outside of lower axle is equipped with the coupling nut in proper order, and three coupling nut is supreme decurrent respectively, and every coupling nut all can be connected with the flashboard to realize the upper and lower position of adjustment flashboard.

Preferably, a sealing ring is arranged in the bearing bracket, and the sealing ring is sleeved on the outer side of the upper shaft. The utility model has the positive progress effects that:

the pressure regulating flashboard provided by the embodiment of the utility model has the following advantages:

1. the structure is simple, safe and reliable, and convenient to maintain.

2. The upper and lower positions of the flashboard are adjusted through the upper nuts, so that the flue gas amount is adjusted.

The simple structural design is adopted, so that the use is more convenient, and the maintenance difficulty is reduced; secondly, the safety and the reliability of the pressure regulating flashboard are greatly improved, so that accidents can be effectively prevented, and the normal operation of equipment can be ensured.

Drawings

Fig. 1 is a cross-sectional view of the structure of the present utility model.

In the figure: a hanging shaft 1; a bearing bracket 2; a plane bearing 3; a support sleeve 4; a radial bearing 5; a driving arm 6; a special-shaped key 7; a nut 8; a seal ring 9; a coupling nut 10; a shutter 11; a hollow groove 12; a cover plate 13.

Detailed Description

In order that those skilled in the art will better understand the present utility model, a technical solution in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, shall fall within the scope of the present utility model.

As shown in fig. 1, the utility model is a pressure regulating flashboard, which comprises a hanging shaft 1 and a flashboard 11, wherein the hanging shaft 1 comprises an upper shaft and a lower shaft, the whole lower part of the lower shaft is positioned in the flashboard 11, and is connected with the flashboard 11 through a connecting nut 10;

the upper shaft is provided with a bearing bracket 2, the lower part of the bearing bracket 2 extends outwards, a connecting hole is formed in the extending part for realizing the installation of the bearing bracket 2, the bearing bracket 2 is provided with a hollow groove 12, the hollow groove 12 comprises an upper hollow groove and a lower hollow groove, the diameter of the upper hollow groove is larger than that of the upper hollow groove, and a supporting component and a bearing component are sequentially arranged in the hollow groove 12; the driving arm 6 is arranged on the outer side of the upper shaft and above the bearing support 2, the nut 8 sleeved on the upper shaft is arranged above the driving arm 6, and the nut 8 is in threaded connection with the upper shaft.

The bearing assembly comprises a plane bearing 3 and a radial bearing 5, the radial bearing 5 and the plane bearing 3 are sequentially sleeved on the outer side of the upper shaft, the radial bearing 5 is positioned above the plane bearing 3, the plane bearing 3 is positioned in the lower groove, the radial bearing 5 is positioned in the upper groove, the diameter of the radial bearing 5 is larger than that of the plane bearing 3, and a distance exists between the radial bearing 5 and the plane bearing 3.

The supporting component comprises a supporting sleeve 4, the supporting sleeve 4 is sleeved on the outer side of the upper shaft, two ends of the supporting sleeve are respectively arranged on the plane bearing 3 and the radial bearing 5, and a distance is reserved between the supporting sleeve 4 and the groove wall of the groove 12.

The upper shaft is also provided with a special-shaped groove, a special-shaped key 7 connected with the driving arm 6 is arranged in the special-shaped groove, and the section of the special-shaped key 7 is of an L-shaped structure.

The upper end of the bearing bracket 2 is provided with a cover plate 13 sleeved on the upper shaft, the lower end of the cover plate 13 is in contact with the radial bearing 5, and the diameter of the cover plate 13 is equal to the diameter of the upper end of the bearing bracket 2.

The outside of lower axle is equipped with connecting nut 10 in proper order, and three connecting nut 10 are supreme decurrent respectively, and every connecting nut 10 can all be connected with flashboard 11 to realize the upper and lower position of adjustment flashboard 11.

And a sealing ring 9 is arranged in the bearing bracket 2, and the sealing ring 9 is sleeved on the outer side of the upper shaft.

Working principle: driving the driving arm 6 to drive the special-shaped key 7 to drive the hanging shaft 1 and the flashboard 11 to rotate;

the gravity of the flashboard 11 is transferred from the hanging shaft 1 to the inner ring of the radial bearing 5 through the connecting nut 10 and the driving arm 6 to the plane bearing 5 through the supporting sleeve 4 and then to the bearing bracket 2.

It is to be understood that the above embodiments are merely illustrative of the application of the principles of the present utility model, but not in limitation thereof. Various modifications and improvements may be made by those skilled in the art without departing from the spirit and substance of the utility model, and are also considered to be within the scope of the utility model.

Claims

1. The pressure regulating flashboard is characterized by comprising a hanging shaft (1) and a flashboard (11), wherein the hanging shaft (1) comprises an upper shaft and a lower shaft, and the lower shaft is connected with the flashboard (11) through a connecting nut (10); the upper shaft is provided with a bearing bracket (2), the bearing bracket (2) is provided with a hollow groove (12), and a supporting component and a bearing component are sequentially arranged in the hollow groove (12); the driving arm (6) is arranged on the outer side of the upper shaft and above the bearing support (2), a nut (8) sleeved on the upper shaft is arranged above the driving arm (6), and the nut (8) is in threaded connection with the upper shaft.

2. The pressure regulating ram of claim 1, wherein: the bearing assembly comprises a plane bearing (3) and a radial bearing (5), wherein the radial bearing (5) and the plane bearing (3) are sequentially sleeved on the outer side of the upper shaft, and the radial bearing (5) is positioned above the plane bearing (3).

3. The pressure regulating ram of claim 2, wherein: the diameter of the radial bearing (5) is larger than that of the plane bearing (3), and a distance is reserved between the radial bearing (5) and the plane bearing (3).

4. A pressure regulating ram as defined in claim 3, wherein: the support assembly comprises a support sleeve (4), the support sleeve (4) is sleeved on the outer side of the upper shaft, and two ends of the support sleeve are respectively arranged on the plane bearing (3) and the radial bearing (5).

5. The pressure regulating ram of claim 1, wherein: the upper shaft is also provided with a special-shaped groove, and a special-shaped key (7) which is connected with the driving arm (6) is arranged in the special-shaped groove.

6. The pressure regulating ram of claim 4, wherein: the upper end of the bearing bracket (2) is provided with a cover plate (13) sleeved on the upper shaft, and the lower end of the cover plate (13) is contacted with the radial bearing (5).

7. The pressure regulating ram of claim 1, wherein: the outside of lower axle is equipped with connecting nut (10) in proper order, and three connecting nut (10) are supreme decurrent respectively, and every connecting nut (10) all can be connected with flashboard (11) to realize the upper and lower position of adjustment flashboard (11).

8. The pressure regulating ram of claim 1, wherein: a sealing ring (9) is arranged in the bearing support (2), and the sealing ring (9) is sleeved on the outer side of the upper shaft.