CN206889711U - A kind of safety and stability formula valving - Google Patents
A kind of safety and stability formula valving Download PDFInfo
- Publication number
- CN206889711U CN206889711U CN201720691848.2U CN201720691848U CN206889711U CN 206889711 U CN206889711 U CN 206889711U CN 201720691848 U CN201720691848 U CN 201720691848U CN 206889711 U CN206889711 U CN 206889711U
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- valve body
- valve rod
- flange
- valving
- connecting pipe
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Abstract
It the utility model is related to a kind of safety and stability formula valving.Including lower valve body and upper valve body；In lower valve body porch, docking is connected with arrival end connecting pipe, exit docking is connected with port of export connecting pipe；Also include valve rod, adapter sleeve is arranged with the lower end of valve rod, adapter sleeve is fixedly connected using the screw of radial direction with valve rod, axial screwed hole is additionally provided with the bottom of valve rod, support screw is provided with the screwed hole, the external diameter of the support screw head of a nail is more than the diameter of valve rod bottom, external screw thread is provided with the outer wall of adapter sleeve, also include the flap cone that top is provided with screwed hole, be threadedly coupled between flap cone and adapter sleeve；At the top of upper valve body integrally formed with female bushing, external screw thread is provided with the middle and upper part of valve rod, bushing is connected with threaded stem, and handwheel is provided with the upper end of valve rod；Graduated direction board is provided with the outer wall of bushing, the indicating sleeve with pointer is installed in the bottom of handwheel, indicating sleeve is located at the outside of direction board.
Description
Technical field
The utility model belongs to valve arrangement technical field, more particularly to a kind of safety and stability formula valving.
Background technology
Angle stop valves opening and closing element is the flap of stopper, and sealing surface is in plane or the conical surface, and center line of the flap along fluid is made
Linear motion.The forms of motion of valve rod, there is elevating lever-type (valve rod lifts, and handwheel does not lift), also there is lifting rotation rod-type (handwheel
With rotation and lifting together with valve rod, nut is located on valve body).Existing angle stop valves lacks the finger to stem position in structure
Show structure, therefore the state of valve can not reliably be shown, during valve rod drives flap movement, due to position
The missing of display and potentially control it is improper etc., it will usually cause between valve internal folding condition and actual demand state
Mismatch, cause valve invalidation.In addition, the mounting means of existing valve flap is difficult to ensure that flap in much time using process
In do not loosen, under external force shock effect, flap due to install built on the sand and cause loosen etc. accident, ultimately resulting in valve can not
Adequate closure.
Utility model content
The utility model for solve technical problem present in known technology provide a kind of instruction is accurate, operate for a long time when
The stable safety and stability formula valving of flap position.
The utility model is adopted the technical scheme that to solve technical problem present in known technology：A kind of safety is steady
Fixed pattern valving includes lower valve body and upper valve body, side-flange is equipped with the entrance and exit of lower valve body, in lower valve body
Top is provided with top flange, and the ring flange of upper valve body bottom docks connection with top flange；Dock and connect in lower valve body porch
There are arrival end connecting pipe, exit docking to be connected with port of export connecting pipe, valve seat is provided with the middle part of lower valve intracoelomic cavity,
Valve collar is installed on valve seat；Also include valve rod, be arranged with adapter sleeve in the lower end of valve rod, adapter sleeve using radial direction screw with
Valve rod is fixedly connected, and axial screwed hole is additionally provided with the bottom of valve rod, and support screw, support screw are provided with the screwed hole
The external diameter of the head of a nail is more than the diameter of valve rod bottom, external screw thread is provided with the outer wall of adapter sleeve, in addition to top is provided with screwed hole
Flap cone, be threadedly coupled between flap cone and adapter sleeve；The middle part of valve rod is located in upper valve body, valve rod outer wall with
Filler is provided between the inwall of upper valve body, gland is provided with the top of filler, gland, gland and upper valve are provided with the top of gland
It is fixedly connected between body by multiple eyelet bolts；At the top of upper valve body integrally formed with female bushing, in valve
The middle and upper part of bar is provided with external screw thread, and bushing is connected with threaded stem, and handwheel is provided with the upper end of valve rod；On the outer wall of bushing
Graduated direction board is provided with, the indicating sleeve with pointer is installed in the bottom of handwheel, indicating sleeve is located at direction board
Outside.
The advantages of the utility model and good effect are：It is steady that the utility model provides a kind of safety reasonable in design
Fixed pattern valving, compared with existing angle stop valves device, by setting flap cone using connection in the technical program
Set is fixedly connected with valve rod, and sets adapter sleeve using fixed between the screw of radial direction and the support screw and valve rod of bottom axial direction
Connection, the stability after the installation of flap cone is improved, is not easy to send loosening accident, stabilization safe for operation during longtime running.It is logical
The direction board and indicating sleeve for being provided for showing flap cone position between handwheel and upper valve body are crossed, is realized to valve state
Accurate indicating effect, be advantageous to the flow by this valving control pipeline.
Preferably：Between the side-flange of lower valve body porch and the ring flange of arrival end connecting pipe and export
Sealing gasket is equipped between the side-flange at place and the ring flange of port of export connecting pipe.
Preferably：Between the side-flange of lower valve body porch and the ring flange of arrival end connecting pipe and exit
Side-flange and port of export connecting pipe ring flange between by the equiangularly spaced setting of multiple circumferences to connecting bolt
It is fixedly connected.
Preferably：Direction board is the annular of closing, is set in the outside of bushing and is fixed using multiple screws；Instruction
Cover the annular for closing and be set in the outside of direction board, the upper limb of indicating sleeve is fixedly connected with the hand wheel.
Preferably：The ring flange of upper valve body bottom and the top flange of lower valve body are using the more of circumferential equiangularly spaced setting
Individual connecting bolt is fixedly connected, and lumen packing ring is provided between the ring flange of upper valve body bottom and the top flange of lower valve body.
Preferably：The check washer of metal material is provided between adapter sleeve and flap cone.
Brief description of the drawings
Fig. 1 is main view cross section structure diagram of the present utility model.
In figure：1st, lower valve body；2nd, valve collar；3rd, flap cone；4th, valve rod；5th, port of export connecting pipe；6th, lumen packing ring；
7th, upper valve body；8th, connecting bolt；9th, filler；10th, eyelet bolt；11st, gland；12nd, gland；13rd, bushing；14th, direction board；15、
Indicating sleeve；16th, handwheel；17th, pad；18th, top nut；19th, alignment pin；20th, pin；21st, adapter sleeve；22nd, top flange；
23rd, check washer；24th, arrival end connecting pipe；25th, to connecting bolt；26th, sealing gasket.
Embodiment
For invention, features and effects of the present utility model can be further appreciated that, hereby lift following examples and describe in detail
It is as follows：
Fig. 1 is referred to, safety and stability formula valving of the present utility model includes lower valve body 1 and upper valve body 7, lower valve body 1
Entrance and exit at be equipped with side-flange, be provided with top flange 22, the flange of the bottom of upper valve body 7 at the top of lower valve body 1
Disk docks connection with top flange 22.As shown in FIG., the ring flange of the bottom of upper valve body 7 is adopted with the top flange 22 of lower valve body 1
It is fixedly connected with multiple connecting bolts 8 of circumferential equiangularly spaced setting, ring flange and lower valve body 1 in the bottom of upper valve body 7
Lumen packing ring 6 is provided between top flange 22.
In the porch of lower valve body 1, docking is connected with arrival end connecting pipe 24, exit docking is connected with port of export connection
Pipe fitting 5, in the present embodiment, between the side-flange of the porch of lower valve body 1 and the ring flange of arrival end connecting pipe 24 and go out
Equal docking by the equiangularly spaced setting of multiple circumferences between side-flange and the ring flange of port of export connecting pipe 5 at mouthful
Bolt 25 is fixedly connected, and further in order to strengthen sealing effectiveness, the side-flange in the porch of lower valve body 1 is connected with arrival end
It is equipped between the ring flange of pipe fitting 24 and between the ring flange of the side-flange in exit and port of export connecting pipe 5 close
Packing 26.
Valve seat is provided with the middle part of the inner chamber of lower valve body 1, valve collar 2 is installed on valve seat.
Also include valve rod 4, adapter sleeve 21 is arranged with the lower end of valve rod 4, adapter sleeve 21 uses the screw and valve rod 4 of radial direction
It is fixedly connected.Axial screwed hole is additionally provided with the bottom of valve rod 4, support screw, support screw nail are provided with the screwed hole
The external diameter of cap is more than the diameter of the bottom of valve rod 4.External screw thread is provided with the outer wall of adapter sleeve 21.
Also include the flap cone 3 that top is provided with screwed hole, be threadedly coupled between flap cone 3 and adapter sleeve 21.This reality
Apply in example, the check washer 23 of metal material is provided between adapter sleeve 21 and flap cone 3.
The middle part of valve rod 4 is located in upper valve body 7, and filler 9 is provided between the outer wall of valve rod 4 and the inwall of upper valve body 7,
The top of filler 9 is provided with gland 11, is provided with gland 12 in the top of gland 11, passes through multiple work between gland 12 and upper valve body 7
Section bolt 10 is fixedly connected.As shown in FIG., radially extend laterally provided with multiple in the middle part of sliding channel of upper valve body 7
Otic placode, the bottom of each eyelet bolt 10 is articulated and connected by bearing pin 20 and each otic placode respectively.
At the top of upper valve body 7 integrally formed with female bushing 13, outer spiral shell is provided with the middle and upper part of valve rod 4
Line, bushing 13 are threadedly coupled with valve rod 4, and handwheel 16 is provided with the upper end of valve rod 4.When being rotated by the driving stem 4 of handwheel 16,
Valve rod 4 drives the lifting moving of flap cone 3 of bottom, realizes the opening and closing of valve.
Graduated direction board 14 is provided with the outer wall of bushing 13, is provided with the bottom of handwheel 16 with pointer
Indicating sleeve 15, indicating sleeve 15 is located at the outside of direction board 14, realizes flap by the cooperation between pointer and scale during rotation
The display of the position of cone 3.
In the present embodiment, direction board 14 is the annular of closing, is set in the outside of bushing 13 and is carried out using multiple screws
It is fixed；Indicating sleeve 15 is the annular of closing and is set in the outside of direction board 14, and the upper limb of indicating sleeve 15 is fixed with handwheel 16 to be connected
Connect.
Following structure can also be used, an overcoat is set again in the outside of bushing 13, used between overcoat and bushing 13
Alignment pin 19 is fixedly connected, and direction board 14 is fixedly mounted on the coat.So set the advantages of be：Avoid direction board 14 directly to
Installed on bushing 13, by setting the cooperation erection ＆ lift precision between bushing 13 and overcoat, further lift the precision of display.
Claims (6)
1. a kind of safety and stability formula valving, it is characterized in that：Including lower valve body (1) and upper valve body (7), lower valve body (1) enters
Mouth and exit are equipped with side-flange, and top flange (22), the method for upper valve body (7) bottom are provided with the top of lower valve body (1)
Blue disk docks connection with top flange (22)；In lower valve body (1) porch, docking is connected with arrival end connecting pipe (24), outlet
Place's docking is connected with port of export connecting pipe (5), is provided with valve seat at the middle part of lower valve body (1) inner chamber, valve is provided with valve seat
Collar (2)；
Also include valve rod (4), be arranged with adapter sleeve (21) in the lower end of valve rod (4), adapter sleeve (21) using radial direction screw with
Valve rod (4) is fixedly connected, and axial screwed hole is additionally provided with the bottom of valve rod (4), and support screw is provided with the screwed hole, is held
Ask the external diameter of the screw head of a nail to be more than the diameter of valve rod (4) bottom, external screw thread, in addition to top are provided with the outer wall of adapter sleeve (21)
Portion is provided with the flap cone (3) of screwed hole, is threadedly coupled between flap cone (3) and adapter sleeve (21)；
The middle part of valve rod (4) is located in upper valve body (7), and filler is provided between the outer wall of valve rod (4) and the inwall of upper valve body (7)
(9) gland (11), is provided with the top of filler (9), gland (12), gland (12) and upper valve body are provided with the top of gland (11)
(7) it is fixedly connected between by multiple eyelet bolts (10)；At the top of upper valve body (7) integrally formed with female lining
Cover (13), external screw thread is provided with the middle and upper part of valve rod (4), bushing (13) is threadedly coupled with valve rod (4), in the upper end of valve rod (4)
Handwheel (16) is installed；Graduated direction board (14) is provided with the outer wall of bushing (13), in the bottom of handwheel (16)
Indicating sleeve (15) with pointer is installed, indicating sleeve (15) is located at the outside of direction board (14).
2. safety and stability formula valving as claimed in claim 1, it is characterized in that：Sidepiece method in lower valve body (1) porch
It is blue with the side-flange between the ring flange of arrival end connecting pipe (24) and exit and port of export connecting pipe (5)
Sealing gasket (26) is equipped between ring flange.
3. safety and stability formula valving as claimed in claim 2, it is characterized in that：The side-flange of lower valve body (1) porch
Between the ring flange of arrival end connecting pipe (24) and the side-flange in exit and port of export connecting pipe (5) method
Connecting bolt (25) is fixedly connected by the equiangularly spaced setting of multiple circumferences between blue disk.
4. safety and stability formula valving as claimed in claim 1, it is characterized in that：Direction board (14) is the annular of closing, is covered
It is located at the outside of bushing (13) and is fixed using multiple screws；Indicating sleeve (15) is the annular of closing and is set in direction board
(14) outside, the upper limb of indicating sleeve (15) are fixedly connected with the hand wheel.
5. safety and stability formula valving as claimed in claim 1, it is characterized in that：The ring flange of upper valve body (7) bottom is with
The top flange (22) of valve body (1) is fixedly connected using multiple connecting bolts (8) of circumferential equiangularly spaced setting, in upper valve body
(7) lumen packing ring (6) is provided between the ring flange of bottom and the top flange (22) of lower valve body (1).
6. the safety and stability formula valving as described in any one of claim 1 to 5, it is characterized in that：In adapter sleeve (21) and valve
The check washer (23) of metal material is provided between valve cone (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720691848.2U CN206889711U (en) | 2017-06-14 | 2017-06-14 | A kind of safety and stability formula valving |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720691848.2U CN206889711U (en) | 2017-06-14 | 2017-06-14 | A kind of safety and stability formula valving |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206889711U true CN206889711U (en) | 2018-01-16 |
Family
ID=61318724
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720691848.2U Active CN206889711U (en) | 2017-06-14 | 2017-06-14 | A kind of safety and stability formula valving |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206889711U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108730592A (en) * | 2018-08-08 | 2018-11-02 | 普雷沃流体控制科技（芜湖）有限公司 | A kind of self sealing valve of easy access |
-
2017
- 2017-06-14 CN CN201720691848.2U patent/CN206889711U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108730592A (en) * | 2018-08-08 | 2018-11-02 | 普雷沃流体控制科技（芜湖）有限公司 | A kind of self sealing valve of easy access |
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