CN216923335U - Furnace top blow-off valve disc spring closing device - Google Patents
Furnace top blow-off valve disc spring closing device Download PDFInfo
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- CN216923335U CN216923335U CN202123130123.1U CN202123130123U CN216923335U CN 216923335 U CN216923335 U CN 216923335U CN 202123130123 U CN202123130123 U CN 202123130123U CN 216923335 U CN216923335 U CN 216923335U
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- furnace top
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Abstract
The utility model discloses a disc spring pressing device of a furnace top relief valve, which comprises a valve body and a disc spring pressing mechanism, wherein the disc spring pressing mechanism comprises a hinge shaft body, a disc spring bin, a locking plate and a disc spring, the disc spring is positioned in the disc spring bin, the disc spring bin is arranged on the hinge shaft body through threaded connection, the disc spring bin can axially move on the hinge shaft body, the locking plate is clamped and sleeved on the disc spring bin, and the locking plate is detachably connected with the hinge shaft body. The adjustable spring bin type design is adopted, the tightness of the disc spring pressing mechanism can be adjusted by only removing the locking plate and directly adjusting the disc spring bin when the mounting and the adjustment are carried out, the locking plate is fixed after the adjustment is finished, the adjustment can be finished, the disassembly is not needed on site, the sealing performance is good, the safety is high, and the mounting and the adjustment are very convenient, time-saving and labor-saving.
Description
Technical Field
The utility model relates to the field of metallurgy, in particular to a furnace top blow-off valve disc spring pressing device.
Background
The furnace top bleeding valve is mainly used for bleeding of the furnace top of a blast furnace in metallurgical industry and can also be used as a discharging device of furnace gas of other industrial furnaces, and the furnace top bleeding valve is vertically arranged on a pipeline. The redundant pressure is released, and the effect of safe release is achieved. During normal production of the blast furnace, a constant pressure is required to be maintained inside the blast furnace. When the pressure in the blast furnace rises, the furnace top relief valve is automatically opened to relieve redundant pressure so as to keep the pressure in the blast furnace constant, thereby avoiding accidents caused by pressure fluctuation in the blast furnace.
The sealing performance is relatively poor after traditional furnace roof bleeding valve installation, seriously influences the normal use of furnace roof bleeding valve, has certain potential safety hazard to also very complicated, waste time and be hard are got up in the field adjustment.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a furnace top bleeding valve disc spring pressing device to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme:
the utility model provides a furnace roof diffusion valve disc spring closing device, includes valve body and disc spring hold-down mechanism, disc spring hold-down mechanism includes hinge axis body, disc spring storehouse, locking plate and disc spring, and the disc spring is located the disc spring storehouse, and the disc spring storehouse passes through threaded connection and installs on the hinge axis body to but disc spring storehouse axial displacement on the hinge axis body, the locking plate cartridge cover is on the disc spring storehouse, and the locking plate is connected with the hinge axis body is detachable.
As a further scheme of the utility model: the upper part of the disc spring bin is provided with elongated slots which are uniformly distributed, and the locking plates are installed in a matching way with the disc spring bin through the elongated slots.
As a further scheme of the utility model: the valve body comprises a valve seat and a valve cover, and the valve cover is positioned right above the valve seat.
As a further scheme of the utility model: and the right upper part of the valve cover is fixedly connected with the disc spring pressing mechanism through an adjusting screw.
As a further scheme of the utility model: and a four-bar driving mechanism is arranged above the left side of the valve body.
As a still further scheme of the utility model: and a hydraulic oil cylinder is also arranged above the left side of the valve body.
Compared with the prior art, the utility model has the beneficial effects that:
the adjustable spring bin type design is adopted, the tightness of the disc spring pressing mechanism can be adjusted by only removing the locking plate and directly adjusting the disc spring bin when the mounting and the adjustment are carried out, the locking plate is fixed after the adjustment is finished, the adjustment can be finished, the disassembly is not needed on site, the sealing performance is good, the safety is high, and the mounting and the adjustment are very convenient, time-saving and labor-saving.
Drawings
Fig. 1 is a structural installation diagram of a disc spring pressing device of a furnace top bleeding valve.
Fig. 2 is a cross-sectional view of the a-a structure of fig. 1.
In the figure: the hydraulic valve comprises a hinge body 1, a disc spring bin 2, a locking plate 3, a disc spring 4, a disc spring pressing mechanism 5, an adjusting screw 6, a valve cover 7, a valve seat 8, a four-bar driving mechanism 9, a hydraulic oil cylinder 10 and a valve body 11.
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.
Example one
Referring to fig. 1-2, a furnace top relief valve disc spring pressing device comprises a valve body 11 and a disc spring pressing mechanism 5, wherein the disc spring pressing mechanism 5 comprises a hinge body 1, a disc spring bin 2, a locking plate 3 and a disc spring 4, the disc spring 4 is located in the disc spring bin 2, the disc spring bin 2 is installed on the hinge body 1 through threaded connection, the disc spring bin 2 can axially move on the hinge body 1, the locking plate 3 is sleeved on the disc spring bin 2 in a clamping manner, and the locking plate 3 is detachably connected with the hinge body 1.
Preferably, the valve body 11 comprises a valve seat 8 and a valve cover 7, and the valve cover 7 is positioned right above the valve seat 8.
Preferably, the position right above the valve cover 7 is fixedly connected with the disc spring pressing mechanism 5 through an adjusting screw 6.
Preferably, a four-bar linkage driving mechanism 9 is installed above the left side of the valve body 11.
Preferably, a hydraulic oil cylinder 10 is further arranged above the left side of the valve body 11.
The technical problems to be solved by the present invention can be solved by the technical features.
Example two
Referring to fig. 1-2, a furnace top relief valve disc spring pressing device comprises a valve body 11 and a disc spring pressing mechanism 5, wherein the disc spring pressing mechanism 5 comprises a hinge body 1, a disc spring bin 2, a locking plate 3 and a disc spring 4, the disc spring 4 is located in the disc spring bin 2, the disc spring bin 2 is installed on the hinge body 1 through threaded connection, the disc spring bin 2 can axially move on the hinge body 1, the locking plate 3 is sleeved on the disc spring bin 2 in a clamping manner, and the locking plate 3 is detachably connected with the hinge body 1.
Preferably, the upper part of the disc spring bin 2 is provided with uniformly distributed elongated slots, and the locking pieces 3 are installed in a matching way with the disc spring bin 2 through the elongated slots.
Preferably, the valve body 11 comprises a valve seat 8 and a valve cover 7, and the valve cover 7 is positioned right above the valve seat 8.
Preferably, the position right above the valve cover 7 is fixedly connected with the disc spring pressing mechanism 5 through an adjusting screw 6.
Preferably, a four-bar linkage driving mechanism 9 is installed above the left side of the valve body 11.
Preferably, a hydraulic oil cylinder 10 is further arranged above the left side of the valve body 11.
The difference between the second embodiment and the first embodiment is that the upper part of the disc spring chamber 2 is provided with the uniformly distributed elongated slots, the locking plate 3 is installed in cooperation with the disc spring chamber 2 through the elongated slots, the installation or the disassembly is very convenient, and the installation stability can be further improved through the arrangement of the elongated slots.
The valve is not tight, the sealing force can be increased by adjusting the butterfly spring 4, the sealing performance is improved, the traditional furnace top blow-off valve adjusting method comprises the following steps of opening the valve cover 7 to an opening position, loosening four adjusting screws 6 to a natural state of the butterfly spring 4, detaching the dust cover, two pin shafts and nuts, then taking down the disk spring seat, paying attention to that parts cannot fall off so as to avoid damage during detachment, adding adjusting gaskets (provided with the adjusting gaskets when leaving a factory), assembling the parts according to original positions after completing, locking the two nuts after adjusting the two nuts in a valve closing state to guarantee the size of 5mm, adjusting the four adjusting screws 6 to guarantee the size of 5mm, finishing adjustment, and achieving very complicated field adjustment and being not beneficial to use in reality.
Therefore, compared with the traditional furnace top bleeding valve, the adjustable spring bin type design is adopted, the tightness of the disc spring pressing mechanism 5 can be adjusted by only removing the locking plate 3 and directly adjusting the disc spring bin 2 during installation and adjustment, and after the adjustment is finished, the locking plate 3 is fixed and can be completed, the disassembly is not needed on site, the sealing performance is good, the safety is high, and the installation and the adjustment are very convenient, time-saving and labor-saving.
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.
Furthermore, it should be understood that although the present specification describes embodiments, not every embodiment includes only a single embodiment, and such description is for clarity purposes only, and it is to be understood that all embodiments may be combined as appropriate by one of ordinary skill in the art to form other embodiments as will be apparent to those of skill in the art from the description herein.
Claims (6)
1. The utility model provides a furnace roof diffusion valve disc spring closing device, includes valve body (11) and disc spring hold-down mechanism (5), its characterized in that, disc spring hold-down mechanism (5) are including hinge body (1), disc spring storehouse (2), locking plate (3) and disc spring (4), and disc spring (4) are located disc spring storehouse (2), and install on hinge body (1) disc spring storehouse (2) through threaded connection to but disc spring storehouse (2) axial displacement on hinge body (1), locking plate (3) cutting ferrule is on disc spring storehouse (2), and locking plate (3) are connected with hinge body (1) detachable.
2. The disc spring pressing device of the furnace top relief valve according to claim 1, characterized in that the upper part of the disc spring bin (2) is provided with uniformly distributed elongated slots, and the locking plate (3) is installed with the disc spring bin (2) through the elongated slots in a matching way.
3. The top relief valve disc spring hold down of claim 1, wherein the valve body (11) comprises a valve seat (8) and a valve cover (7), the valve cover (7) being located directly above the valve seat (8).
4. The furnace top bleeding valve disc spring pressing device according to claim 3, characterized in that the position right above the valve cover (7) is fixedly connected with the disc spring pressing mechanism (5) through an adjusting screw (6).
5. The furnace top bleeding valve disc spring hold-down device according to claim 1, characterized in that a four-bar linkage drive (9) is mounted above the left side of the valve body (11).
6. The furnace top bleeding valve disc spring pressing device as defined in claim 5, wherein a hydraulic oil cylinder (10) is further arranged above the left side of the valve body (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123130123.1U CN216923335U (en) | 2021-12-14 | 2021-12-14 | Furnace top blow-off valve disc spring closing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123130123.1U CN216923335U (en) | 2021-12-14 | 2021-12-14 | Furnace top blow-off valve disc spring closing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216923335U true CN216923335U (en) | 2022-07-08 |
Family
ID=82253345
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123130123.1U Active CN216923335U (en) | 2021-12-14 | 2021-12-14 | Furnace top blow-off valve disc spring closing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216923335U (en) |
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2021
- 2021-12-14 CN CN202123130123.1U patent/CN216923335U/en active Active
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