CN220354510U - Flange type cut-off valve - Google Patents
Flange type cut-off valve Download PDFInfo
- Publication number
- CN220354510U CN220354510U CN202322023774.3U CN202322023774U CN220354510U CN 220354510 U CN220354510 U CN 220354510U CN 202322023774 U CN202322023774 U CN 202322023774U CN 220354510 U CN220354510 U CN 220354510U
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- valve
- pipeline
- cut
- side wall
- plate
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- 238000007789 sealing Methods 0.000 claims abstract description 39
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 48
- 230000007246 mechanism Effects 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003034 coal gas Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 239000007779 soft material Substances 0.000 description 1
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- Sliding Valves (AREA)
Abstract
The utility model provides a flange type cut-off valve, which relates to the technical field of cut-off valves and aims at solving the problems that the current water flows in a pipeline, and therefore, the cut-off valve is required to be used for opening or closing the water flow, if the water flow is not cut off by a double cut-off plate, the water flow cannot be cut off when one cut-off plate is damaged easily, so that the water flow always flows in the pipeline and the cut-off valve cannot be replaced in time, and water resources are wasted, and the flange type cut-off valve comprises a pipeline; the middle part of the upper end of the pipeline is provided with a through fixing hole; a sealing tube is fixedly welded at the fixing hole of the pipeline; and the middle part of the sealing tube is provided with a threaded hole which penetrates through. In the utility model, if one of the cutting plates is damaged, the water flow in the pipeline can be cut off by the other cutting plate, and after the water flow is cut off in the pipeline, the water flow has enough time to replace a new cutting valve, so that the whole cutting valve cannot be used due to the damage of one cutting plate.
Description
Technical Field
The utility model relates to the technical field of shut-off valves, in particular to a flange shut-off valve.
Background
The cut-off valve is one of executing mechanisms in an automatic system, consists of a multi-spring pneumatic film executing mechanism or a floating piston executing mechanism and a regulating valve, has wide application range, can be used for cutting off coal gas, combustion air, cold air, smoke and the like, and is highly dependent on the correct selection of the structure and materials which can be completely suitable for the working conditions, and is dependent on the operating conditions, such as the cut-off valve can only work in two states, and is fully opened or fully closed. .
In the use process of the flange type cut-off valve, water flows in the pipeline, so that the cut-off valve is required to be used for opening or closing the water flow, if the water flow is cut off by no double cut-off plates, the water flow cannot be cut off when one cut-off plate is damaged easily, the water flow always flows in the pipeline, the cut-off valve cannot be replaced in time, and water resources are wasted.
Disclosure of Invention
In order to solve the technical problems, the utility model provides the flange type cut-off valve, which aims to solve the problems that the current water flows in a pipeline, the cut-off valve is needed to be used for opening or closing the water flow, if the water flow is cut off by no double cut-off plates, the water flow cannot be cut off when one cut-off plate is damaged, the water flow always flows in the pipeline, and the cut-off valve cannot be replaced in time, so that water resources are wasted.
The utility model discloses a flange type cut-off valve, which is characterized by comprising the following specific technical means:
a flange type cut-off valve comprises a pipeline; the middle part of the upper end of the pipeline is provided with a through fixing hole; a sealing tube is fixedly welded at the fixing hole of the pipeline; the middle part of the sealing tube is provided with a threaded hole which penetrates through; the middle part of the lower end of the sealing tube is provided with a buffer groove, and the side walls of the inner cavities at the front end and the rear end of the buffer groove are respectively provided with guide grooves which are parallel to each other; a screw rod is rotatably installed in the threaded hole of the sealing tube, and a circle of short columns are fixedly installed at the upper end of the screw rod;
a bearing ring is arranged at the lower end of the screw rod; a connecting plate is fixedly arranged at the lower end of the bearing ring, and a bearing groove is formed in the top end of the connecting plate; guide blocks which are parallel to each other are fixedly arranged on the front side wall and the rear side wall of the connecting plate respectively; and cutting plates are fixedly welded on the left side wall and the right side wall of the connecting plate.
Further, the side wall of the inner cavity of the pipeline is provided with cutting grooves which are parallel to each other, and flanges are fixedly welded at two ends of the pipeline respectively.
Further, a sealing plate is tightly attached to the side wall of the flange at the left end, and a filter screen is fixedly arranged at the right end of the sealing plate.
Further, a bearing groove is formed in the inner side wall of the sealing plate, and a sealing disc is tightly attached to the side wall of the flange at the right end.
Further, a fixed plate is fixedly arranged at the top end of the sealing tube, and a sealing ring is arranged in the middle of the top of the fixed plate.
Compared with the prior art, the utility model has the following beneficial effects:
the sundries in the water pipe can stay at the filter screen, when the water flow in the water pipe is closed, the sundries on the filter screen can fall in the bearing groove, when the water pipe needs to be checked, the sundries in the bearing groove are removed, when the lower ends of the two cutting plates are inserted into the two cutting grooves, the water in the pipeline cannot flow due to the blocking of the two cutting plates, when one of the two cutting plates is damaged or the other cutting plate is damaged, the water flow can be blocked, so that the new cutting valve can be replaced for a sufficient time, when the water flow flows in the pipeline, the water flow in the pipeline can be cut off by the two cutting plates, and when one cutting plate is damaged, the water flow in the pipeline can be cut off by the other cutting plate throughout the year, and after the water flow is cut off in the pipeline, the new cutting valve can be replaced for a sufficient time, so that the whole cutting valve cannot be used due to the damage of the cutting plate, and the flange at the left end can also collect the sundries.
Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model.
Drawings
FIG. 1 is a schematic view of a partial semi-cut structure of a lead screw and seal tube of the present utility model.
Fig. 2 is a schematic view of the upper left front perspective structure of the present utility model.
FIG. 3 is a schematic illustration of a partially disassembled structure of a conduit according to the present utility model.
Fig. 4 is a schematic diagram of an exploded construction of the present utility model.
In the figure, the correspondence between the component names and the drawing numbers is:
1. a pipe; 101. cutting off the groove; 102. a flange; 103. a sealing plate; 104. a filter screen; 105. a carrying groove; 106. a sealing plate; 2. sealing the tube; 201. a fixing plate; 202. a seal ring; 203. a buffer tank; 204. a guide groove; 3. a screw rod; 301. a bearing ring; 302. a connecting plate; 303. a guide block; 304. and cutting off the plate.
Detailed Description
Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples.
Examples:
as shown in fig. 1 to 4:
the utility model provides a flange type cut-off valve, which comprises a pipeline 1; the middle part of the upper end of the pipeline 1 is provided with a through fixing hole; flanges 102 are fixedly welded on the water pipes at the two ends respectively, the two ends of the pipeline 1 are respectively connected with water pipes through the flanges 102, the butted flanges 102 are fixedly connected through screws, and a sealing pipe 2 is fixedly welded at a fixing hole of the pipeline 1; the middle part of the sealing tube 2 is provided with a threaded hole which penetrates through; the top end of the sealing tube 2 is fixedly provided with a fixing plate 201, the middle part of the top of the fixing plate 201 is provided with a sealing ring 202, the sealing ring 202 wraps the screw rod 3, the sealing ring 202 is made of soft materials, the middle part of the lower end of the sealing tube 2 is provided with a buffer groove 203, the inner cavity side walls of the front end and the rear end of the buffer groove 203 are respectively provided with a guide groove 204 which are parallel to each other, a screw rod 3 is rotationally arranged in a threaded hole of the sealing tube 2, and the upper end of the screw rod 3 is fixedly provided with a circle of short columns; a bearing ring 301 is arranged at the lower end of the screw rod 3; the bearing ring 301 is rotatably installed in a bearing groove of the connecting plate 302, the connecting plate 302 is fixedly installed at the lower end of the bearing ring 301, and the bearing groove is formed at the top end of the connecting plate 302; guide blocks 303 which are parallel to each other are fixedly arranged on the front side wall and the rear side wall of the connecting plate 302 respectively; the guide block 303 is slidably mounted in the guide groove 204, the cutting plates 304 are fixedly welded on the left and right side walls of the connecting plate 302, when water in the pipeline 1 is ready to be cut off, the short column on the screw rod 3 is grasped to rotate and move downwards, at the moment, the connecting plate 302 at the lower end of the screw rod 3 also slides downwards, the cutting plates 304 slide downwards, when the lower ends of the two cutting plates 304 are inserted into the two cutting grooves 101, the water in the pipeline 1 cannot flow due to the blocking of the two cutting plates 304, when the short column on the screw rod 3 is grasped to rotate and move upwards, the two cutting plates 304 slide upwards, at the moment, the water in the pipeline 1 flows, and when one of the two cutting plates 304 is damaged or broken, the other cutting plate 304 can also block the water flow, so that enough time is available for replacing a new cutting valve.
Wherein, cut-off grooves 101 parallel to each other are formed on the side wall of the inner cavity of the pipeline 1, flanges 102 are fixedly welded at the two ends of the pipeline 1 respectively, a sealing plate 103 is tightly attached to the side wall of the left end flange 102, before the sealing plate 103 is installed between the left end flange 102 and the flange 102 on the left end water pipe, the right end of the sealing plate 103 is firstly inserted into the left end of the inner cavity of the pipeline 1, then screws penetrate through the two flanges 102 butted at the left end, and simultaneously the sealing plate 103 is also fixed.
Specific use and action of the embodiment:
before a sealing plate 103 is installed between the flange 102 at the left end and the flange 102 on the water pipe at the left end, firstly, the right end of the sealing plate 103 is inserted into the left end of the inner cavity of the pipeline 1, then screws penetrate through the two flanges 102 butted at the left end, the sealing plate 103 is fixed at the same time, when water in the water pipe passes through the filter screen 104, sundries in the water pipe can stay at the filter screen 104, when water flow in the water pipe is closed, sundries on the filter screen 104 can fall into the carrying groove 105, sundries in the carrying groove 105 are removed by the way when the water pipe needs to be checked, when the water flow in the pipeline 1 is cut off, the short column on the screw rod 3 is grabbed to rotate and move downwards, at the same time, the connecting plate 302 at the lower end of the screw rod 3 also slides downwards, and meanwhile, when the lower ends of the two cutting plates 304 are inserted into the two cutting grooves 101, water in the pipeline 1 cannot flow, at the same time, when the short column on the screw rod 3 is grabbed to rotate and move upwards, the two cutting plates 304 slide upwards, and when the water flow in the pipeline 1 is full, and one cutting plate 304 can be damaged, and the other cutting plate can be damaged, and the valve can be damaged.
Claims (6)
1. A flange-type shut-off valve, characterized in that: comprising the following steps: a conduit (1); the middle part of the upper end of the pipeline (1) is provided with a through fixing hole; a sealing tube (2) is fixedly welded at the fixing hole of the pipeline (1); the middle part of the sealing tube (2) is provided with a threaded hole which penetrates through;
a screw rod (3) is rotatably arranged in a threaded hole of the sealing tube (2), and a circle of short columns are fixedly arranged at the upper end of the screw rod (3); a bearing ring (301) is arranged at the lower end of the screw rod (3); a connecting plate (302) is fixedly arranged at the lower end of the bearing ring (301), and a bearing groove is formed in the top end of the connecting plate (302); guide blocks (303) which are parallel to each other are fixedly arranged on the front side wall and the rear side wall of the connecting plate (302) respectively; and cutting plates (304) are fixedly welded on the left side wall and the right side wall of the connecting plate (302).
2. A flanged shut-off valve as in claim 1 wherein: the side wall of the inner cavity of the pipeline (1) is provided with cutting grooves (101) which are parallel to each other, and flanges (102) are fixedly welded at two ends of the pipeline (1) respectively.
3. A flanged shut-off valve as in claim 2 wherein: the side wall of the flange (102) at the left end is tightly attached with a sealing plate (103), and a filter screen (104) is fixedly arranged at the right end of the sealing plate (103).
4. A flanged shut-off valve as in claim 3 wherein: the inner side wall of the sealing plate (103) is provided with a bearing groove (105), and the side wall of the flange (102) at the right end is clung with a sealing disc (106).
5. A flanged shut-off valve as in claim 1 wherein: the top end of the sealing tube (2) is fixedly provided with a fixing plate (201), and the middle part of the top of the fixing plate (201) is provided with a sealing ring (202).
6. A flanged shut-off valve as in claim 1 wherein: the middle part of sealed tube (2) lower extreme has seted up buffer tank (203), guide slots (204) parallel to each other have been seted up respectively on the inner chamber lateral wall at both ends around buffer tank (203).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322023774.3U CN220354510U (en) | 2023-07-31 | 2023-07-31 | Flange type cut-off valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322023774.3U CN220354510U (en) | 2023-07-31 | 2023-07-31 | Flange type cut-off valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220354510U true CN220354510U (en) | 2024-01-16 |
Family
ID=89483619
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322023774.3U Active CN220354510U (en) | 2023-07-31 | 2023-07-31 | Flange type cut-off valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220354510U (en) |
-
2023
- 2023-07-31 CN CN202322023774.3U patent/CN220354510U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |