CN213575750U - Manual check valve of fluorine lined flange convenient to change case - Google Patents
Manual check valve of fluorine lined flange convenient to change case Download PDFInfo
- Publication number
- CN213575750U CN213575750U CN202021900313.XU CN202021900313U CN213575750U CN 213575750 U CN213575750 U CN 213575750U CN 202021900313 U CN202021900313 U CN 202021900313U CN 213575750 U CN213575750 U CN 213575750U
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- China
- Prior art keywords
- valve
- rod
- manual check
- convenient
- valve body
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- 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.)
- Expired - Fee Related
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- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 title claims abstract description 15
- 229910052731 fluorine Inorganic materials 0.000 title claims abstract description 15
- 239000011737 fluorine Substances 0.000 title claims abstract description 15
- 238000007789 sealing Methods 0.000 claims description 7
- 230000006835 compression Effects 0.000 claims description 5
- 238000007906 compression Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 abstract description 4
- 239000012530 fluid Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
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- Check Valves (AREA)
Abstract
The utility model discloses a manual check valve of lining fluorine flange convenient to change case, which comprises a valve body, valve body threaded connection has the valve gap, the connection can be dismantled through locating part and valve body to the valve gap, valve gap threaded connection has the valve rod, the one end sliding connection that the valve gap is close to the valve body has the case, valve rod and case cooperation are connected. The utility model discloses a set up the manual check valve of lining fluorine flange convenient to change case for the staff only need screw out the valve gap and just can take out the case, effective convenient staff changes the operation to the dismantlement of case, reduce the intensity of labour among the staff operation process, improve change efficiency, suitable scope promotes, simultaneously through setting up threaded connection's valve rod to the valve gap, make the staff can adjust work to a certain extent to the manual check valve of lining fluorine flange, and then the flow size of the manual check valve of control lining fluorine flange, the practicality of increase device.
Description
Technical Field
The utility model belongs to the technical field of check valve equipment, especially, relate to a manual check valve of line fluorine flange convenient to change case.
Background
The fluorine lined check valve is also called a check valve. The function of this type of valve is to allow the medium to flow in one direction only, but to prevent the flow in the other direction. Typically such valves are self-actuating, with the flap opening under the pressure of a fluid flowing in one direction; when the fluid flows in the opposite direction, the valve flap is combined by the fluid pressure and the self-weight of the valve flap to act on the valve seat, thereby cutting off the flow. With the increasing use requirements of the market on the fluorine-lined check valve, some defects of the fluorine-lined check valve in the actual operation process need to be treated and perfected urgently.
In the prior art, most valve cores of manual check valves of fluorine-lined flanges are connected and used in a bolt fixing mode, so that workers have high labor intensity and low replacement efficiency in the operation process when detaching and replacing the valve cores, and the convenience of replacing the valve cores is reduced.
Therefore, the manual check valve with the fluorine-lined flange, which is convenient for replacing the valve core, is provided to solve the problems.
Disclosure of Invention
The utility model aims at solving the problem, and provides a detachable manual check valve of fluorine lined flange convenient for changing a valve core.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a manual check valve of lining fluorine flange convenient to change case, includes the valve body, valve body threaded connection has the valve gap, the connection can be dismantled through locating part and valve body to the valve gap, valve gap threaded connection has the valve rod, the one end sliding connection that the valve gap is close to the valve body has the case, valve rod and case cooperation are connected.
Preferably, the valve body is provided with a step, the valve cover is fixedly connected with a convex block, the convex block is in threaded connection with the step, and a sealing ring is arranged at one end, close to the convex block, of the step.
Preferably, the valve body is provided with an annular groove, the valve cover is fixedly connected with a sliding block, and the sliding block is in sliding connection with the annular groove.
Preferably, the locating part includes pull rod, spring and stopper, the valve body is equipped with the activity groove, the pull rod passes through spring and activity groove sliding connection, the slider is equipped with the spacing groove, stopper and spacing groove cooperation are connected.
Preferably, the valve cover is provided with a rotating plate, the valve cover and the rotating plate are both provided with adjusting holes, the valve rod is in threaded connection with the adjusting holes, and one end of the valve rod, which is close to the valve core, is of an arc structure.
Preferably, the valve core is fixedly connected with a sliding rod, the valve cover is provided with a sliding sleeve, the sliding rod is in sliding connection with the sliding sleeve through a compression spring, and the sliding rod is in matching connection with the valve rod.
Compared with the prior art, the beneficial effects of the utility model are that:
through setting up detachable case to the manual check valve of lining fluorine flange for the staff only need unscrew the valve gap just can take out the case, and the operation is changed in the dismantlement of effective convenient staff to the case, reduces the intensity of labour among the staff operation process, improves and changes efficiency, and suitable scope promotes.
Through the valve rod that sets up threaded connection to the valve gap for the staff can adjust work to a certain extent lining fluorine flange manual check valve, and then control lining fluorine flange manual check valve's flow size, increases the practicality of device.
Drawings
Fig. 1 is a schematic structural view of a fluorine-lined flange manual check valve convenient for replacing a valve core according to the present invention;
fig. 2 is an enlarged schematic view of a point a in fig. 1.
In the figure: the valve comprises a valve body 1, a step 11, a sealing ring 12, an annular groove 13, a movable groove 14, a valve cover 2, a bump 21, a slider 22, a limiting groove 221, a rotating plate 23, an adjusting hole 24, a limiting piece 3, a pull rod 31, a spring 32, a limiting piece 33, a valve rod 4, a valve core 5, a slide rod 51, a compression spring 52 and a sliding sleeve 6.
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.
Referring to fig. 1-2, a manual check valve of fluorine lining flange convenient to change case, includes valve body 1, valve body 1 threaded connection has valve gap 2, it should be noted that, valve body 1 is equipped with the mounting hole for the connection work of pipeline, valve body 1 is equipped with step 11, step 11 is equipped with the internal thread, valve gap 2 fixedly connected with lug 21, lug 21 is through external screw thread and step 11 threaded connection, step 11 is close to the one end of lug 21 and is equipped with sealing washer 12, increases the leakproofness that valve gap 2 and valve body 1 are connected.
Valve gap 2 passes through locating part 3 and valve body 1 detachable connection, and it should be noted that, valve body 1 is equipped with ring channel 13, and valve gap 2 fixedly connected with slider 22, slider 22 and ring channel 13 sliding connection, locating part 3 and slider 22 cooperation are connected.
Specifically, the limiting part 3 comprises a pull rod 31, a spring 32 and a limiting block 33, the valve body 1 is provided with a movable groove 14, the pull rod 31 is connected with the movable groove 14 in a sliding mode through the spring 32, the sliding block 22 is provided with a limiting groove 221, the limiting block 33 is connected with the limiting groove 221 in a matching mode, the limiting block 33 is of a spherical structure, and sliding operation between the limiting block 33 and the sliding block 22 is facilitated.
Valve gap 2 threaded connection has valve rod 4, and valve gap 2 is close to the one end sliding connection of valve body 1 has case 5, and valve rod 4 and case 5 cooperate the connection.
Specifically, valve gap 2 is equipped with rotor plate 23, and rotor plate 23 is equipped with anti-skidding line, and the staff's of being convenient for rotation work, valve gap 2 and rotor plate 23 all are equipped with regulation hole 24, and valve rod 4 passes through external screw thread and 24 threaded connection of regulation hole, and valve rod 4 adopts the arc structure near the one end of case 5.
More specifically, the valve core 5 is fixedly connected with a sliding rod 51, the bump 21 of the valve cover 2 is provided with a sliding sleeve 6, the sliding rod 51 is slidably connected with the sliding sleeve 6 through a compression spring 52, a sealing plate is arranged at one end, away from the valve core 5, of the sliding rod 51, the sliding rod 51 is connected with the valve rod 4 through the sealing plate in a matching manner, the working height of the valve core 5 is adjusted, and then the flow of the valve is controlled.
Now, the operation principle of the present invention is described as follows:
when the utility model is used, the valve core 5 is put into the valve body 1 to rotate the valve cover 2 through the rotating plate 23, the valve cover 2 is in threaded connection with the step 11 of the valve body 1 through the convex block 21, the valve core 5 enters the valve body 1 under the driving of the valve cover 2, at the moment, the slide block 22 and the annular groove 13 which are fixedly connected with the valve cover 2 slide, the slide block 22 and the limited block 33 slide until the limited block 33 and the limited groove 221 of the slide block 22 are matched to fix the valve cover 2, at the moment, the convex block 21 and the sealing ring 12 are matched to seal the valve body 1 and the valve cover 2, the installation work of the valve core 5 is completed, the valve body 1 is connected with a pipeline through the fixed holes at two ends, when the valve works, liquid enters from the left inlet end of the valve body 1 and flows out from the right outlet end through the valve core 5, when the staff needs to, the sliding rod 51 and the sliding sleeve 6 are pushed to slide, and the valve core 5 adjusts the pressure of the channel of the valve body 1 under the action of the compression spring 52, so as to control the flow of the valve.
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 manual check valve of lining fluorine flange convenient to change case, includes valve body (1), its characterized in that, valve body (1) threaded connection has valve gap (2), valve gap (2) can be dismantled through locating part (3) and valve body (1) and be connected, valve gap (2) threaded connection has valve rod (4), valve gap (2) are close to one end sliding connection of valve body (1) has case (5), valve rod (4) and case (5) cooperation are connected.
2. The fluorine-lined flange manual check valve convenient for replacing the valve core is characterized in that the valve body (1) is provided with a step (11), the valve cover (2) is fixedly connected with a lug (21), the lug (21) is in threaded connection with the step (11), and one end, close to the lug (21), of the step (11) is provided with a sealing ring (12).
3. The fluorine-lined flange manual check valve convenient for replacing the valve core as claimed in claim 1, is characterized in that the valve body (1) is provided with an annular groove (13), the valve cover (2) is fixedly connected with a sliding block (22), and the sliding block (22) is in sliding connection with the annular groove (13).
4. The fluorine-lined flange manual check valve convenient for replacing the valve core as claimed in claim 3, wherein the limiting member (3) comprises a pull rod (31), a spring (32) and a limiting member (33), the valve body (1) is provided with a movable groove (14), the pull rod (31) is slidably connected with the movable groove (14) through the spring (32), the slide block (22) is provided with a limiting groove (221), and the limiting member (33) is in fit connection with the limiting groove (221).
5. The fluorine-lined flange manual check valve convenient for replacing the valve core as claimed in claim 1, wherein the valve cover (2) is provided with a rotating plate (23), the valve cover (2) and the rotating plate (23) are provided with adjusting holes (24), the valve rod (4) is in threaded connection with the adjusting holes (24), and one end of the valve rod (4) close to the valve core (5) adopts an arc structure.
6. The fluorine-lined flange manual check valve convenient for replacing the valve core as claimed in claim 1, wherein a sliding rod (51) is fixedly connected with the valve core (5), the valve cover (2) is provided with a sliding sleeve (6), the sliding rod (51) is slidably connected with the sliding sleeve (6) through a compression spring (52), and the sliding rod (51) is in fit connection with the valve rod (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021900313.XU CN213575750U (en) | 2020-09-03 | 2020-09-03 | Manual check valve of fluorine lined flange convenient to change case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021900313.XU CN213575750U (en) | 2020-09-03 | 2020-09-03 | Manual check valve of fluorine lined flange convenient to change case |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213575750U true CN213575750U (en) | 2021-06-29 |
Family
ID=76569203
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021900313.XU Expired - Fee Related CN213575750U (en) | 2020-09-03 | 2020-09-03 | Manual check valve of fluorine lined flange convenient to change case |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213575750U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113623441A (en) * | 2021-10-08 | 2021-11-09 | 南通国电阀门科技有限公司 | Lifting check valve convenient for replacing spring |
-
2020
- 2020-09-03 CN CN202021900313.XU patent/CN213575750U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113623441A (en) * | 2021-10-08 | 2021-11-09 | 南通国电阀门科技有限公司 | Lifting check valve convenient for replacing spring |
| CN113623441B (en) * | 2021-10-08 | 2021-12-10 | 南通国电阀门科技有限公司 | Lifting check valve convenient for replacing spring |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210629 |