CN205001541U - Wear -resisting valve of penetration flashboard - Google Patents
Wear -resisting valve of penetration flashboard Download PDFInfo
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- CN205001541U CN205001541U CN201520734312.5U CN201520734312U CN205001541U CN 205001541 U CN205001541 U CN 205001541U CN 201520734312 U CN201520734312 U CN 201520734312U CN 205001541 U CN205001541 U CN 205001541U
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- valve
- valve body
- flashboard
- support
- penetration
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Abstract
The utility model discloses a wear -resisting valve of penetration flashboard, including the valve body, the valve body comprises the main valve body and two deputy valve body, wear -resisting valve of penetration flashboard still includes: a disk seat, the disk seat sets up internally at the main valve, and one sets up the valve rod in the valve body, one sets up the packing box in main valve body lower part, one installs the flashboard between the disk seat, the upper end and the valve rod lower extreme of flashboard are connected, and the lower extreme passes and packs and gland, a valve gap, the valve gap passes through flange bolt and flange nut and main valve body coupling, an executor, executor and valve rod upper end is connected, a support, the support passes through support connecting bolt and support coupling nut and valve cover connection, the support passes through executor connecting bolt and executor coupling nut is connected with the executor. The utility model has the advantages of sealing performance is good, it is nimble, unblock to open and close, long -pending sediment, be convenient for maintenance, long service life etc.
Description
Technical field
The utility model relates to a kind of anti-friction valve, particularly a kind of for the penetration flashboard anti-friction valve under mud, slag slurry operating mode.
Background technique
The hard seal gate valve of general Single disc is difficult to the effect reaching bi-direction zero-leakage, and is used in wear resistant applications and is easy to accumulate residue, and reduces greatly having working life; Therefore to the raising of the leak-down rate of the hard seal gate valve of Single disc, ensure that residue and the focus improving valve and become user to pay close attention to working life are not stayed in sealing surface surface.
Model utility content
The technical problems to be solved in the utility model is to provide a kind of when meeting mud, slag slurry operating mode, simultaneously wear-resisting, good seal performance, do not stay the penetration flashboard anti-friction valve of the advantages such as residue.
For achieving the above object, the technical solution of the utility model is as follows:
A kind of penetration flashboard anti-friction valve, comprise valve body, described valve body is made up of main valve body and two auxiliary valve bodies, and described penetration flashboard anti-friction valve also comprises:
One valve seat, described valve seat is arranged in main valve body, is provided with disc spring between described valve seat and auxiliary valve body, valve seat is also provided with two O type circles;
One is arranged on the valve rod in valve body, and the upper end of valve rod is provided with stop nut;
One stuffing box being arranged on main valve body bottom, filler is equipped with in described stuffing box inside, and is compressed by Gland, and described Gland is connected with main valve body by screw;
One flashboard being arranged on valve base chamber, the upper end of described flashboard is connected with valve rod lower end, and lower end is through filler and Gland;
One valve gap, described valve gap is connected with main valve body with flange nut by flange bolt, and O type circle is equipped with in the upper end of described valve gap;
One final controlling element, described final controlling element is connected with valve rod upper end;
One support, described support is connected with valve gap with support attaching nut by support connecting bolt; Described support is connected with final controlling element with final controlling element attaching nut by final controlling element connecting bolt.
In an embodiment of the present utility model, described main valve body is connected with auxiliary valve body by screw bolt and nut.
In an embodiment of the present utility model, described valve seat is cylindrical, its inner seal surface build-up welding Stellite cemented carbide.
In an embodiment of the present utility model, described flashboard is provided with pod apertures, and the surface spraying weld Stellite cemented carbide of flashboard.
By technique scheme, the beneficial effects of the utility model are:
The utility model structure is simple, easy to use, have sealability excellent, open and close block flexibly, or not accumulated slag, be convenient to the advantages such as maintenance, long service life.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technological scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the utility model structural representation;
Numeral and the corresponding part title represented by letter in figure:
10, main valve body 11, bolt 12, nut 20, auxiliary valve body 30, valve seat 31, disc spring 32, O type circle 40, valve rod 41, stop nut 50, filler 51, Gland 52, screw 60, flashboard 70, valve gap 71, flange bolt 72, flange nut 80, final controlling element 81, final controlling element connecting bolt 82, final controlling element attaching nut 90, support 91, support connecting bolt 92, support attaching nut.
Embodiment
The technological means realized to make the utility model, creation characteristic, reaching object and effect is easy to understand, below in conjunction with concrete diagram, setting forth the utility model further.
Shown in Figure 1, the utility model discloses a kind of penetration flashboard anti-friction valve, comprise valve body, valve body adopts three pieces type, and valve body is made up of main valve body 10 and two auxiliary valve bodies 20, and it is convenient to installation and the maintenance of valve seat 30; Main valve body 10 is connected with auxiliary valve body 20 with nut 12 by bolt 11, and penetration flashboard anti-friction valve also comprises the valve seat 30 be arranged in main valve body 10, and valve seat 30 is setting up and down, is provided with disc spring 31 between valve seat 30 and auxiliary valve body 20, and valve seat 30 is provided with two O type circles 32; Disc spring 31 pairs of valve seats 30 play compensation sealing effect, can play the effect of two way sealed, and disc spring adopts Inconel material, has reliable dynamic load and decay resistance; Auxiliary valve body 20 is pressed in disc spring 31; Two O type circles 32 are contained in valve seat 30 inner and outer surface, for preventing medium from entering in disc spring, cause disc spring stuck inoperative.
The utility model also comprises the valve rod 40 be arranged in valve body, be arranged on the stuffing box of main valve body 10 bottom, be arranged on flashboard 60, valve gap 70, final controlling element 80 and support 90 between two valve seats 30, and the upper end of valve rod 40 is provided with stop nut 41; Filler 50 is equipped with in stuffing box inside, and is compressed by Gland 51, and Gland 51 is connected with main valve body 10 by screw 52; The upper end of flashboard 60 is connected with valve rod 40 lower end, and lower end is through filler 50 and Gland 51; Valve gap 70 is connected with main valve body 10 with flange nut 72 by flange bolt 71, and O type circle is equipped with in the upper end of valve gap 70; Final controlling element 80 is connected with valve rod 40 upper end; Support 90 is connected with valve gap 70 with support attaching nut 92 by support connecting bolt 91; Support 90 is connected with final controlling element 80 with final controlling element attaching nut 82 by final controlling element connecting bolt 81.
Valve seat is cylindrical, its inner seal surface build-up welding Stellite cemented carbide.
Flashboard is provided with pod apertures (not shown in FIG.); and the surface spraying weld Stellite cemented carbide of flashboard; no matter be that standard-sized sheet or complete shut-down coincide with sealing surface all the time; sealing surface obtains protecting and does not directly wash away by medium; thus increase the service life, it is from top to bottom that flashboard is opened, and through filler; effectively can prevent medium from remaining on sealing surface, prevent the phenomenons such as slagging scorification.
Advantage of the present utility model is as follows:
1) favorable sealing property, can reach two way sealed: adopt double-valve-seat, and disc spring is equipped with at the valve seat back side, disc spring is to valve base sealing redeeming, and valve seat inner and outer surface is equipped with O type circle, prevents medium from entering disc spring inside, causes disc spring to lose efficacy.
2) residue is not stayed: valve seat and ram seal face all built-up welding Stellite cemented carbide, valve is Open valve from top to bottom, and filler is located at valve body lower end, during valve opening, the residue on sealing surface surface is had to the effect struck off, ensure valve not because the reason of residue causes switch failure.
3) long service life: flashboard is with pod apertures, and no matter be that standard-sized sheet or complete shut-down coincide with sealing surface all the time, sealing surface obtains protecting and directly do not wash away by medium, thus increases the service life.
4) valve body adopts major and minor valve body three pieces type, facilitates valve installation and maintenance.
More than show and describe basic principle of the present utility model and major character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; what describe in above-described embodiment and specification just illustrates principle of the present utility model; under the prerequisite not departing from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (4)
1. a penetration flashboard anti-friction valve, comprises valve body, it is characterized in that, described valve body is made up of main valve body and two auxiliary valve bodies, and described penetration flashboard anti-friction valve also comprises:
One valve seat, described valve seat is arranged in main valve body, is provided with disc spring between described valve seat and auxiliary valve body, valve seat is also provided with two O type circles;
One is arranged on the valve rod in valve body, and the upper end of valve rod is provided with stop nut;
One stuffing box being arranged on main valve body bottom, filler is equipped with in described stuffing box inside, and is compressed by Gland, and described Gland is connected with main valve body by screw;
One flashboard being arranged on valve base chamber, the upper end of described flashboard is connected with valve rod lower end, and lower end is through filler and Gland;
One valve gap, described valve gap is connected with main valve body with flange nut by flange bolt, and O type circle is equipped with in the upper end of described valve gap;
One final controlling element, described final controlling element is connected with valve rod upper end;
One support, described support is connected with valve gap with support attaching nut by support connecting bolt; Described support is connected with final controlling element with final controlling element attaching nut by final controlling element connecting bolt.
2. a kind of penetration flashboard anti-friction valve according to claim 1, it is characterized in that, described main valve body is connected with auxiliary valve body by screw bolt and nut.
3. a kind of penetration flashboard anti-friction valve according to claim 1, it is characterized in that, described valve seat is cylindrical, its inner seal surface build-up welding Stellite cemented carbide.
4. a kind of penetration flashboard anti-friction valve according to claim 1, it is characterized in that, described flashboard is provided with pod apertures, and the surface spraying weld Stellite cemented carbide of flashboard.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520734312.5U CN205001541U (en) | 2015-09-21 | 2015-09-21 | Wear -resisting valve of penetration flashboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520734312.5U CN205001541U (en) | 2015-09-21 | 2015-09-21 | Wear -resisting valve of penetration flashboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205001541U true CN205001541U (en) | 2016-01-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520734312.5U Active CN205001541U (en) | 2015-09-21 | 2015-09-21 | Wear -resisting valve of penetration flashboard |
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| Country | Link |
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| CN (1) | CN205001541U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105240553A (en) * | 2015-09-21 | 2016-01-13 | 圣博莱阀门有限公司 | Penetration-type wear-resisting gate valve |
-
2015
- 2015-09-21 CN CN201520734312.5U patent/CN205001541U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105240553A (en) * | 2015-09-21 | 2016-01-13 | 圣博莱阀门有限公司 | Penetration-type wear-resisting gate valve |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |