CN204611074U - A kind of can the membrane valve of display switch position - Google Patents
A kind of can the membrane valve of display switch position Download PDFInfo
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- CN204611074U CN204611074U CN201520096322.0U CN201520096322U CN204611074U CN 204611074 U CN204611074 U CN 204611074U CN 201520096322 U CN201520096322 U CN 201520096322U CN 204611074 U CN204611074 U CN 204611074U
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- valve
- flap
- membrane
- valve rod
- indicating sleeve
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Abstract
The utility model relate to a kind of can the membrane valve of display switch position, comprise valve body, valve gap, barrier film, flap, valve rod and handwheel, inner chamber is formed after valve body is connected with valve gap, flap, valve rod is located in inner chamber, barrier film is located at valve body and valve gap joint, barrier film is connected with flap, flap is connected with valve rod, valve rod is connected with handwheel, valve gap upper end is provided with indicating sleeve, this indicating sleeve is set in stem exterior, the sign scale of mark about closing position and the maximum switching position on indicating sleeve, handwheel lower end is provided with instruction cover, the instruction enclosure is located at outside valve rod and indicating sleeve, by the switching position of the position display membrane valve on instruction cover lower end surface alignment indicating sleeve.Compared with prior art, the utility model shows the switching position of membrane valve by the position on instruction cover lower end surface alignment indicating sleeve, avoid the defect that original membrane valve does not know hand wheel rotating position, the on off state of membrane valve can be judged, improve the safety coefficient of valve, avoid the generation of accident.
Description
Technical field
The utility model relates to a kind of membrane valve, especially relate to a kind of can the membrane valve of display switch position.
Background technique
Structural type and the general valve of membrane valve differ widely, being a kind of novel valve, is a kind of block valve of special shape, and its open-shut device is one piece of barrier film made with soft material, body cavity and valve gap inner chamber and driver part are separated, is now widely used in every field.Conventional membrane valve has rubber lined diaphragm, lining fluorine membrane valve, without lining disphragm valve, plastic diaphragm valve.
Current manual diaphragm valve application area is comparatively wide, but manual diaphragm valve is all open or close maximum position with feel operated valve when operating, and outward appearance can not identify valve is now in what state (opening or closing); Time at the scene promptly, easy misoperation valve, the generation caused the accident.
Model utility content
The purpose of this utility model be exactly provide a kind of structure simply, greatly to improve valve safety coefficient to overcome defect that above-mentioned prior art exists can the membrane valve of display switch position.
The purpose of this utility model can be achieved through the following technical solutions:
A kind of can the membrane valve of display switch position, comprise valve body, valve gap, barrier film, flap, valve rod and handwheel, inner chamber is formed after described valve body is connected with valve gap, described flap, valve rod is located in inner chamber, described barrier film is located at valve body and valve gap joint, described barrier film is connected with flap, described flap is connected with valve rod, described valve rod is connected with handwheel, described valve gap upper end is provided with indicating sleeve, this indicating sleeve is set in stem exterior, the sign scale of mark about closing position and the maximum switching position on described indicating sleeve, described handwheel lower end is provided with instruction cover, the described instruction enclosure is located at outside valve rod and indicating sleeve, by the switching position of the position display membrane valve on instruction cover lower end surface alignment indicating sleeve.
Described valve rod is connected by connecting sleeve with between flap.
The semicircle ring set preventing valve rod axial motion is provided with in described connecting sleeve.
Described flap is fixedly connected with by screw with between connecting sleeve.
Be connected by screw between described barrier film and flap.
Described valve gap is connected with nut by stud with between valve body.
Described handwheel is connected by pin with between valve rod.
The making product nameplate of display valve basic parameter is fixed with outside described valve body.
The lining material notice plate of display valve body lining material is fixed with outside described valve body.
For the friction factor that the axial motion of minimizing valve rod head is to flap, be provided with pad at valve rod head.
In membrane valve of the present utility model, when rotating handwheel, instruction cover moves together with handwheel, therefore, position on instruction cover lower end surface alignment indicating sleeve changes along with the rotation of handwheel, is shown the switching position of membrane valve by the position on instruction cover lower end surface alignment indicating sleeve.
Compared with prior art, the utility model has the following advantages and beneficial effect:
(1) be provided with indicating sleeve to cover with instruction in the outside of valve rod, the sign scale of mark about closing position and the maximum switching position on indicating sleeve, by the switching position of the position display membrane valve on instruction cover lower end surface alignment indicating sleeve, therefore, when rotating handwheel, position on instruction cover lower end surface alignment indicating sleeve changes along with the rotation of handwheel, the switching position of membrane valve is shown by the position on instruction cover lower end surface alignment indicating sleeve, avoid the defect that original membrane valve does not know hand wheel rotating position, can be good at the on off state judging membrane valve, improve the safety coefficient of valve, avoid the generation of accident.
(2) membrane valve of the present utility model is provided with semicircle ring set, can prevent valve rod axial motion.
(3) pad is provided with at valve rod head, the friction factor to flap during minimizing valve rod head axial motion.
(4) indicating sleeve arranged in the utility model membrane valve covers with instruction the original volume size not changing membrane valve, does not change the original structure of membrane valve, changes cost lower, is applicable to conventional manually-operated gate.
Accompanying drawing explanation
Fig. 1 is the structural representation of membrane valve of the present utility model.
Number in the figure: 1 is making product nameplate, 2 is barrier film, and 3 is flap, and 4 is semicircle ring set, and 5 is connecting sleeve, and 6 is valve rod, and 7 is indicating sleeve, and 8 is instruction cover, and 9 is handwheel, and 10 is pin, and 11 is valve gap, and 12 is stud, and 13 is lining material notice plate, and 14 is valve body.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in detail.
Embodiment
A kind of can the membrane valve of display switch position, as shown in Figure 1, comprise valve body 14, valve gap 11, barrier film 2, flap 3, valve rod 6 and handwheel 9, valve body 14 forms inner chamber after being connected with valve gap 11, flap 3, valve rod 6 is located in inner chamber, barrier film 2 is located at valve body 14 and valve gap 11 joint, barrier film 2 is connected with flap 3, flap 3 is connected with valve rod 6, valve rod 6 is connected with handwheel 9, valve gap 11 upper end is provided with indicating sleeve 7, it is outside that this indicating sleeve 7 is set in valve rod 6, the sign scale of mark about closing position and the maximum switching position on indicating sleeve 7, handwheel 9 lower end is provided with instruction cover 8, instruction cover 8 is set in outside valve rod 6 and indicating sleeve 7, by the switching position of the position display membrane valve on instruction cover 8 lower end surface alignment indicating sleeve 7.
Wherein, be connected by screw between barrier film 2 and flap 3.Be connected by connecting sleeve 5 between valve rod 6 with flap 3.Be fixedly connected with by screw between flap 3 with connecting sleeve 5.The semicircle ring set 4 preventing valve rod 6 axial motion is provided with in connecting sleeve 5.Be connected with nut by stud 12 between valve gap 11 with valve body 14.Be connected by pin 10 between handwheel 9 with valve rod 6.The making product nameplate 1 of display valve basic parameter is fixed with outside valve body 14.The lining material notice plate 13 of display valve body lining material is fixed with outside valve body 14.For the friction factor that the axial motion of minimizing valve rod 6 head is to flap 3, be provided with pad at valve rod 6 head.
In the membrane valve of the present embodiment, valve body 14 major function is the major part as working media flow passage, bears working medium pressure, temperature.Valve gap 11 is the major parts forming pressure chamber with valve body 14.Barrier film 2 is used for the leakage of spacer medium to valve rod place, and being one of leading indicator of examination valve mass performance, is the major part of valve opening and closing element.Flap 3 is major parts of valve opening and closing element.Valve rod 6 is the major parts be delivered to by hoisting capacity on open-shut device.Handwheel 9 is major parts that operated valve opens and closes.When rotating handwheel 9, instruction cover 8 rotates together with handwheel 9, and therefore, the position on instruction cover 8 lower end surface alignment indicating sleeve 7 changes along with the rotation of handwheel 9, is shown the switching position of membrane valve by the position on instruction cover 8 lower end surface alignment indicating sleeve 7.
Above-mentioned is can understand for ease of those skilled in the art and use model utility to the description of embodiment.Person skilled in the art obviously easily can make various amendment to these embodiments, and General Principle described herein is applied in other embodiments and need not through performing creative labour.Therefore, the utility model is not limited to above-described embodiment, and those skilled in the art, according to announcement of the present utility model, do not depart from improvement that the utility model category makes and amendment all should within protection domain of the present utility model.
Claims (9)
1. one kind can the membrane valve of display switch position, comprise valve body (14), valve gap (11), barrier film (2), flap (3), valve rod (6) and handwheel (9), inner chamber is formed after described valve body (14) is connected with valve gap (11), described flap (3), valve rod (6) is located in inner chamber, described barrier film (2) is located at valve body (14) and valve gap (11) joint, described barrier film (2) is connected with flap (3), described flap (3) is connected with valve rod (6), described valve rod (6) is connected with handwheel (9), it is characterized in that, described valve gap (11) upper end is provided with indicating sleeve (7), it is outside that this indicating sleeve (7) is set in valve rod (6), the sign scale of the upper mark of described indicating sleeve (7) about closing position and the maximum switching position, described handwheel (9) lower end is provided with instruction cover (8), described instruction cover (8) is set in valve rod (6) and indicating sleeve (7) outside, by the switching position of the position display membrane valve in instruction cover (8) lower end surface alignment indicating sleeve (7).
2. according to claim 1 a kind of can the membrane valve of display switch position, it is characterized in that, described valve rod (6) is connected by connecting sleeve (5) with between flap (3).
3. according to claim 2 a kind of can the membrane valve of display switch position, it is characterized in that, in described connecting sleeve (5), be provided with the semicircle ring set (4) preventing valve rod (6) axial motion.
4. according to claim 2 a kind of can the membrane valve of display switch position, it is characterized in that, described flap (3) is fixedly connected with by screw with between connecting sleeve (5).
5. according to claim 1 a kind of can the membrane valve of display switch position, it is characterized in that, be connected by screw between described barrier film (2) and flap (3).
6. according to claim 1 a kind of can the membrane valve of display switch position, it is characterized in that, described valve gap (11) is connected with nut by stud (12) with between valve body (14).
7. according to claim 1 a kind of can the membrane valve of display switch position, it is characterized in that, described handwheel (9) is connected by pin (10) with between valve rod (6).
8. according to claim 1 a kind of can the membrane valve of display switch position, it is characterized in that, described valve body (14) outside is fixed with the making product nameplate (1) of display valve basic parameter.
9. according to claim 1 a kind of can the membrane valve of display switch position, it is characterized in that, described valve body (14) outside is fixed with the lining material notice plate (13) of display valve body lining material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520096322.0U CN204611074U (en) | 2015-02-10 | 2015-02-10 | A kind of can the membrane valve of display switch position |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520096322.0U CN204611074U (en) | 2015-02-10 | 2015-02-10 | A kind of can the membrane valve of display switch position |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204611074U true CN204611074U (en) | 2015-09-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520096322.0U Active CN204611074U (en) | 2015-02-10 | 2015-02-10 | A kind of can the membrane valve of display switch position |
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| Country | Link |
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| CN (1) | CN204611074U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105179770A (en) * | 2015-10-16 | 2015-12-23 | 宁夏富隆德流体科技有限公司 | Self-operated pressure-gradient control valve |
| CN113983197A (en) * | 2021-10-19 | 2022-01-28 | 上海沪东造船阀门有限公司 | Diaphragm valve of manual switch |
-
2015
- 2015-02-10 CN CN201520096322.0U patent/CN204611074U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105179770A (en) * | 2015-10-16 | 2015-12-23 | 宁夏富隆德流体科技有限公司 | Self-operated pressure-gradient control valve |
| CN113983197A (en) * | 2021-10-19 | 2022-01-28 | 上海沪东造船阀门有限公司 | Diaphragm valve of manual switch |
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