CN213393620U - Opening indicating device for flat valve - Google Patents
Opening indicating device for flat valve Download PDFInfo
- Publication number
- CN213393620U CN213393620U CN202022345296.4U CN202022345296U CN213393620U CN 213393620 U CN213393620 U CN 213393620U CN 202022345296 U CN202022345296 U CN 202022345296U CN 213393620 U CN213393620 U CN 213393620U
- Authority
- CN
- China
- Prior art keywords
- valve
- fixedly connected
- connecting plate
- indicating device
- valve body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Indication Of The Valve Opening Or Closing Status (AREA)
Abstract
The utility model discloses a wafer valve aperture indicating device, which comprises a valve body, bolt fixedly connected with valve gap is passed through at the top of valve body, the inside of valve body and valve gap is pegged graft jointly and is had the valve rod, the right side fixedly connected with rack of valve rod, the bottom joint of valve rod has the connecting plate, the bottom fixedly connected with flashboard of connecting plate, and flashboard and connecting plate all are located the inside of valve body, the top fixedly connected with protection dustcoat of valve gap, the front inner wall of protection dustcoat rotates and is connected with the dwang, the back and the fixedly connected with pointer of protection dustcoat are run through to the rear end of dwang, the peripheral fixed cover of dwang is equipped with the external tooth spline housing, and external tooth spline housing and rack toothing transmission, the peripheral thread bush in top. The utility model discloses not only can protect opening indicating device internals, prolong its life, the opening is instructed very accurately moreover, has improved the practicality of device.
Description
Technical Field
The utility model relates to an aperture indicating device technical field especially relates to a wafer valve aperture indicating device.
Background
In order to visually reflect the actual position of the valve shutter, an opening degree indicating device needs to be provided for the valve.
However, the conventional flat valve opening indicating device is not protected at all, is easy to damage, and is not accurate enough in opening indication, so that the flat valve opening indicating device is provided.
SUMMERY OF THE UTILITY MODEL
Objects of the invention
For solving the technical problem that exists among the background art, the utility model provides a wafer valve aperture indicating device not only can protect the aperture indicating device internals, prolongs its life, and the aperture is instructed very accurately moreover, has improved the practicality of device.
(II) technical scheme
The utility model provides a wafer valve aperture indicating device, which comprises a valve body, bolt fixedly connected with valve gap is passed through at the top of valve body, the inside of valve body and valve gap is pegged graft jointly and is had the valve rod, the right side fixedly connected with rack of valve rod, the bottom joint of valve rod has the connecting plate, the bottom fixedly connected with flashboard of connecting plate, and flashboard and connecting plate all are located the inside of valve body, the top fixedly connected with protection dustcoat of valve gap, the front inner wall of protection dustcoat rotates and is connected with the dwang, the back and the fixedly connected with pointer of protection dustcoat are run through to the rear end of dwang, the peripheral fixed cover of dwang is equipped with external tooth spline housing, and external tooth spline housing and rack toothing transmission, the peripheral thread bush in top of valve rod is equipped with the hand wheel, and the bottom.
Preferably, a rectangular cavity is formed in the valve body limber hole, two valve seats are arranged in the rectangular cavity, and the two valve seats are located on two sides of the connecting plate.
Preferably, the back of the protective outer cover is fixedly connected with a scale box, and scales are processed on the inner wall of the back of the scale box.
Preferably, a circular through hole is formed in the top of the protection outer cover, and the valve rod penetrates through the circular through hole.
Preferably, the front inner wall of the protection housing is fixedly connected with a bearing, and an inner ring of the bearing is fixedly sleeved on the periphery of the front end of the rotating rod.
Preferably, the bottom end of the valve rod is fixedly connected with a T-shaped hanging head, a T-shaped groove is formed in the top of the connecting plate, and the valve rod is clamped with the connecting plate through the T-shaped hanging head and the T-shaped groove.
Compared with the prior art, the beneficial effects of the utility model are that:
1. this device can protect the interior component of opening indicating device through setting up components such as protection dustcoat and scale box, avoids it impaired, prolongs its life.
2. This device is through setting up components such as pointer and scale box for the device aperture instruction is very accurate, has improved the practicality of device.
Drawings
Fig. 1 is a front view structure section view of a flat valve opening degree indicating device provided by the present invention;
fig. 2 is a schematic view of the internal structure of the protective housing and the scale box of the device for indicating the opening degree of the flat valve according to the present invention;
fig. 3 is a rear view structure diagram of the scale box and the pointer of the flat valve opening degree indicating device provided by the utility model.
In the figure: 1 valve body, 2 valve covers, 3 flashboards, 4 connecting plates, 5 valve rods, 6 valve seats, 7 protective outer covers, 8 racks, 9 rotating rods, 10 external tooth spline sleeves, 11 hand wheels, 12 scale boxes and 13 pointers.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
As shown in fig. 1-3, the device for indicating the opening degree of a flat valve provided by the present invention comprises a valve body 1, a valve cover 2 fixedly connected to the top of the valve body 1 through bolts, a valve rod 5 jointly inserted into the valve body 1 and the valve cover 2, a rack 8 fixedly connected to the right side of the valve rod 5, a connecting plate 4 fastened to the bottom end of the valve rod 5, a gate plate 3 fixedly connected to the bottom of the connecting plate 4, the flashboard 3 and the connecting plate 4 are both positioned inside the valve body 1, the top of the valve cover 2 is fixedly connected with a protective outer cover 7, the inner wall of the front surface of the protective outer cover 7 is rotatably connected with a rotating rod 9, the rear end of the rotating rod 9 penetrates through the back part of the protective outer cover 7 and is fixedly connected with a pointer 13, the outer periphery of the rotating rod 9 is fixedly sleeved with an outer tooth spline housing 10, and the external spline sleeve 10 and the rack 8 are in meshing transmission, the peripheral thread on the top end of the valve rod 5 is sleeved with a hand wheel 11, and the bottom of the hand wheel 11 is rotatably connected with the top of the protective outer cover 7.
In an alternative embodiment, a rectangular cavity is formed inside the water through hole of the valve body 1, two valve seats 6 are arranged inside the rectangular cavity, and the two valve seats 6 are positioned on two sides of the connecting plate 4.
In an alternative embodiment, a graduated box 12 is fixedly connected to the back of the protective outer cover 7, and the inner wall of the back of the graduated box 12 is provided with graduations.
In an alternative embodiment, the top of the protective housing 7 is provided with a circular through hole through which the valve stem 5 passes.
In an alternative embodiment, a bearing is fixedly connected to the front inner wall of the protective housing 7, and the inner ring of the bearing is fixedly sleeved on the periphery of the front end of the rotating rod 9.
In an alternative embodiment, a T-shaped hanging head is fixedly connected to the bottom end of the valve rod 5, a T-shaped groove is formed in the top of the connecting plate 4, and the valve rod 5 is clamped with the connecting plate 4 through the T-shaped hanging head and the T-shaped groove.
The working principle is as follows: firstly, a hand wheel 11 is rotated anticlockwise to drive a valve rod 5, a rack 8, a connecting plate 4 and a flashboard 3 to move upwards integrally, a circular hole which is a diversion hole and is slightly smaller than the inner diameter of a water through hole in a valve body 1 is processed in the flashboard 3, the flashboard 3 moves upwards, the water through hole is gradually opened, when the valve is fully opened, the central lines of the water through hole, the diversion hole and a valve seat 6 are superposed, the water flow is maximum at the moment, the valve rod 5 moves upwards and simultaneously drives an external tooth spline sleeve 10 and a rotating rod 9 to rotate, the rotating rod 9 rotates to drive a pointer 13 to rotate, so that the scales on a scale box 12 can be read according to the number of the rotation of the pointer 13, because the rack 8 and the external tooth spline sleeve 10 are in meshing transmission, the precision of the rotation number is high, the reading is more accurate, the specific numerical value of the opening, the service life of the device is prolonged, the opening degree indication is very accurate, and the practicability of the device is improved.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but 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.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a flat valve aperture indicating device, its characterized in that, includes valve body (1), bolt fixedly connected with valve gap (2) is passed through at the top of valve body (1), the inside of valve body (1) and valve gap (2) is pegged graft jointly and is had valve rod (5), the right side fixedly connected with rack (8) of valve rod (5), the bottom joint of valve rod (5) has connecting plate (4), the bottom fixedly connected with flashboard (3) of connecting plate (4), and flashboard (3) and connecting plate (4) all are located the inside of valve body (1), the top fixedly connected with protection dustcoat (7) of valve gap (2), the positive inner wall of protection dustcoat (7) rotates and is connected with dwang (9), the rear end of dwang (9) runs through back and fixedly connected with pointer (13) of protection dustcoat (7), the fixed external tooth cover in periphery of dwang (9) is equipped with dwang spline housing (10), and the external spline sleeve (10) and the rack (8) are meshed for transmission, the top peripheral thread sleeve of the valve rod (5) is provided with a hand wheel (11), and the bottom of the hand wheel (11) is rotationally connected with the top of the protective outer cover (7).
2. The opening indicating device of the flat valve is characterized in that a rectangular cavity is formed in the water through hole of the valve body (1), two valve seats (6) are arranged in the rectangular cavity, and the two valve seats (6) are positioned on two sides of the connecting plate (4).
3. The flat valve opening degree indicating device of claim 1, wherein a graduated box (12) is fixedly connected to the back of the protective housing (7), and scales are processed on the inner wall of the back of the graduated box (12).
4. The opening degree indicating device of the flat valve as claimed in claim 1, wherein a circular through hole is opened at the top of the protective housing (7), and the valve rod (5) penetrates through the circular through hole.
5. The opening degree indicating device of the flat valve according to claim 1, wherein a bearing is fixedly connected to the front inner wall of the protective housing (7), and an inner ring of the bearing is fixedly sleeved on the periphery of the front end of the rotating rod (9).
6. The flat valve opening indicating device according to claim 1, wherein a T-shaped hanging head is fixedly connected to the bottom end of the valve rod (5), a T-shaped groove is formed in the top of the connecting plate (4), and the valve rod (5) is clamped with the connecting plate (4) through the T-shaped hanging head and the T-shaped groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022345296.4U CN213393620U (en) | 2020-10-21 | 2020-10-21 | Opening indicating device for flat valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022345296.4U CN213393620U (en) | 2020-10-21 | 2020-10-21 | Opening indicating device for flat valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213393620U true CN213393620U (en) | 2021-06-08 |
Family
ID=76188870
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022345296.4U Active CN213393620U (en) | 2020-10-21 | 2020-10-21 | Opening indicating device for flat valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213393620U (en) |
-
2020
- 2020-10-21 CN CN202022345296.4U patent/CN213393620U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20020088278A1 (en) | Liquid level gauge with removable hall device | |
| DE4025932A1 (en) | Adjustable tool head for machine tool | |
| CN213393620U (en) | Opening indicating device for flat valve | |
| CN209673154U (en) | A kind of current measuring instrument flows to performance detector | |
| ES2362802T3 (en) | FEATHER POSITION INDICATOR FOR CRANE. | |
| KR200434753Y1 (en) | A manual horizontal type winch having water gate positioner | |
| CN101776178B (en) | Valve opening display and self-locking device for straight stroke valve | |
| CN212254465U (en) | Antidetonation manometer convenient to precision calibration | |
| CN215893804U (en) | V-shaped thermometer for ship pipeline | |
| CN209818831U (en) | High-precision safety valve | |
| CN210423937U (en) | Valve opening indicating device | |
| CN113654443A (en) | Internal tooth and internal spline span on-line rapid measurement measuring tool | |
| CN210089528U (en) | Steel construction installation engineering detection device | |
| CN111174868A (en) | Water meter with rotatable meter head | |
| CN213351763U (en) | Horizontal machining center is with rotatory table frame | |
| CN214793091U (en) | Intelligent detection device for building external protective structure health | |
| CN215448122U (en) | Water level warning device for port and channel engineering | |
| CN211169983U (en) | Intermediate water tank for water treatment ultrafiltration | |
| CN212988190U (en) | Portable dial gauge for calibrating gauge | |
| CN109506538A (en) | Slide calliper rule | |
| CN216768531U (en) | Novel control valve position feedback and indication device | |
| CN212673991U (en) | House squareness measuring device with high measuring precision | |
| JPS5817819Y2 (en) | Opening meter for water supply valve for water tank | |
| CN215525853U (en) | Anemograph convenient to it is handheld | |
| CN214621323U (en) | Ultrasonic flowmeter |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |