CN218480208U - Novel steady flow check valve - Google Patents
Novel steady flow check valve Download PDFInfo
- Publication number
- CN218480208U CN218480208U CN202221918449.2U CN202221918449U CN218480208U CN 218480208 U CN218480208 U CN 218480208U CN 202221918449 U CN202221918449 U CN 202221918449U CN 218480208 U CN218480208 U CN 218480208U
- Authority
- CN
- China
- Prior art keywords
- check valve
- valve body
- live
- valve
- rollers
- 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
- Check Valves (AREA)
Abstract
The utility model provides a simple structure, a novel stationary flow check valve that has the stationary flow function, include the check valve body, locate the valve gap on the check valve body, inhalant canal and exhalant canal have been seted up on the check valve body, it is equipped with the disk seat to lie in between inhalant canal and the exhalant canal on the check valve body, the valve rod is worn to be equipped with in sliding on the valve gap, the valve rod lower extreme is equipped with the airtight valve clack on the disk seat, the check valve body is located the rotatable live-rollers that is equipped with in inhalant canal, the equipartition is equipped with a plurality of breakwaters on the live-rollers, thereby be equipped with between live-rollers and the check valve body and be used for slowing down the live-rollers rotation and cushion the constant current device of rivers under water impact.
Description
Technical Field
The utility model relates to the technical field of valves, in particular to novel stationary flow check valve.
Background
With the development of society, pipeline connection is required in both production and life. In the pipe connection, it is required to apply to a pipe connection, in which a check valve is one of the frequently used pipe connections.
The existing check valve only controls the opening and closing of water flow by means of the opening and closing of the valve clack, the flow stabilizing and buffering functions are lacked in the valve body, the water path pressure is large when a pipeline is opened and closed instantly, the impact received in the check valve is large, the valve clack is easy to damage, and the use of the check valve is influenced.
SUMMERY OF THE UTILITY MODEL
Therefore, to the above-mentioned problem, the utility model provides a simple structure, a novel stationary flow check valve that has the stationary flow function.
For realizing the above-mentioned purpose, the technical scheme of the utility model a novel stationary flow check valve is provided, include the check valve body, locate the valve gap on the check valve body, inhalant canal and exhalant canal have been seted up on the check valve body, it is equipped with the disk seat to lie in between inhalant canal and the exhalant canal on the check valve body, the valve rod is worn to be equipped with in the valve gap slip, the valve rod lower extreme is equipped with the airtight valve clack on the disk seat, the check valve body is located the rotatable live-rollers that is equipped with in inhalant canal, the equipartition is equipped with a plurality of breakwaters on the live-rollers, thereby be equipped with the current stabilizer who is used for slowing down the live-rollers rotation buffering rivers under the water impact between live-rollers and the check valve body.
The further improvement is that: the flow stabilizing device comprises an eccentric cam, a first channel is formed in the check valve body, the eccentric cam is rotatably arranged in the first channel and is connected with the rotating roller, a fixed plate is fixedly arranged on the inner wall of the first channel, a sliding rod penetrates through the fixed plate in a sliding mode, a top pressing block is arranged at the end of the sliding rod and is abutted against the eccentric cam, and a pressure stabilizing piece is arranged between the sliding rod and the fixed plate.
The further improvement is that: the surfaces of the top pressing block eccentric wheels are all rough friction surfaces.
The further improvement is that: the pressure stabilizing piece is a pressure stabilizing spring, the pressure stabilizing spring is sleeved on the sliding rod, one end of the pressure stabilizing spring is abutted against the fixing plate, and the other end of the pressure stabilizing spring is abutted against the jacking block.
The further improvement is that: the valve seat is in threaded connection with a sealing seat for water flow to pass through, the valve clack is sealed on the sealing seat, and a filter screen is arranged between the fluid channels in the sealing seat.
The further improvement is that: the check valve body is located below the filter screen and is provided with a sewage draining channel, and a sealing plug is connected with the internal thread of the sewage draining channel.
The further improvement is that: the valve cover is arranged in a channel where the valve rod slides, a spring is arranged in the channel, one end of the spring is connected with the valve rod, and the other end of the spring is connected with the valve cover.
The utility model has the advantages and the beneficial effects that:
1. simple structure and has the effects of stabilizing voltage and flow. Strike on the breakwater through rivers, the breakwater drives the live-rollers rotation, the live-rollers drives eccentric cam and rotates, eccentric cam rotates and supports a briquetting, thereby promote the slide bar and slide, compress the pressure stabilizing spring simultaneously, in this in-process, the pressure of rivers impact, through live-rollers 8, eccentric wheel and compression pressure stabilizing spring, degrade gradually, thereby reach the steady voltage effect, and then reach the effect of rivers stationary flow, it is big to avoid the rivers impact force, inside the direct impact check valve, lead to the internals to damage, improve check valve life.
2. The filter screen and the sewage draining channel can prevent impurities from being attached inside the check valve to corrode the check valve, and the service life of the check valve is further prolonged.
Drawings
Fig. 1 is the structural schematic diagram of the novel steady flow check valve of the embodiment of the present invention.
Fig. 2 is the utility model discloses pressure stabilizer cuts open the structure sketch map.
Detailed Description
The following description will further describe embodiments of the present invention with reference to the accompanying drawings and examples. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
As shown in fig. 1-2, a novel steady flow check valve comprises a check valve body 1 and a valve cover 4 arranged on the check valve body 1, wherein a water inlet passage 2 and a water outlet passage 3 are formed in the check valve body 1, a valve seat 7 is arranged between the water inlet passage 2 and the water outlet passage 3 on the check valve body 1, a valve rod 5 is slidably arranged on the valve cover 4 in a penetrating manner, a valve clack 6 sealed on the valve seat 7 is arranged at the lower end of the valve rod 5, a rotating roller 8 is rotatably arranged in the water inlet passage 2 on the check valve body 1, a plurality of water baffles 9 are uniformly arranged on the rotating roller 8, a first passage 12 is formed in the check valve body 1, an eccentric cam 13 and an eccentric cam 13 are rotatably arranged in the first passage 12, a fixing plate 14 is fixedly arranged on the inner wall of the first passage 12, a sliding rod 15 is slidably arranged on the fixing plate 14 in a penetrating manner, a top pressing block 16 is arranged at the end of the sliding rod 15, the top pressing block 16 is mutually connected with the eccentric cam 13, a pressure stabilizing spring 17 is arranged between the sliding rod 15 and the fixing plate 14, one end of the pressure stabilizing spring is sleeved on the sliding rod 15, and the other end of the pressing block is mutually connected with the pressing block 17. Wherein, when rivers flow in from inhalant canal 2, strike on breakwater 9, breakwater 9 drives live-rollers 8 and rotates, live-rollers 8 drive eccentric cam 13 and rotate, eccentric cam 13 rotates and supports top briquetting 16, thereby promote the slip rod 15 and slide, compress steady voltage spring 17 simultaneously, at this in-process, the pressure of rivers impact, through live-rollers 8, eccentric wheel and compression steady voltage spring 17, degrade gradually, and then reach the steady voltage effect, thereby reach the effect of rivers stationary flow, it is big to avoid the rivers impact force, inside the direct impact check valve, lead to the internals to damage.
In order to further realize the pressure stabilizing function, the surfaces of the eccentric wheels of the top pressing block 16 are all rough friction surfaces. The contact surface of the eccentric cam 13 and the top pressing block 16 is a friction surface, so that when the eccentric wheel abuts against the top pressing block 16 to rotate, the eccentric cam 13 can be prevented from rotating, the impact force of water flow is further reduced, and the effects of stabilizing voltage and stabilizing current are improved.
In order to prevent that impurity from attaching inside the check valve, corroding the check valve, further improve the life of check valve, threaded connection has seal receptacle 10 that the water supply flow passes through on the disk seat 7, valve clack 6 is airtight on seal receptacle 10, it is equipped with filter screen 11 to lie in between the fluid passage in the seal receptacle 10, sewage pipes has been seted up to check valve body 1 below being located filter screen 11, sewage pipes female connection has sealed end cap 9.
In order to further improve the flow stabilizing effect inside the check valve and to make the valve clack 6 better sealed on the valve seat 7, a spring 18 is arranged in the channel for sliding the valve rod 5 of the valve cover 4, one end of the spring 18 is connected with the valve rod 5, and the other end of the spring 18 is connected with the valve cover 4.
Having shown and described the basic principles and essential features of the invention and its advantages, it will be understood by those skilled in the art that the present invention is not limited by the embodiments described above, which are merely illustrative of the principles of the invention, but is susceptible to various changes and modifications without departing from the spirit and scope of the invention, all of which are intended to be covered by the appended claims and their equivalents.
Claims (7)
1. The utility model provides a novel stationary flow check valve, includes the check valve body, locates the valve gap on the check valve body, inhalant canal and exhalant canal have been seted up on the check valve body, it is equipped with the disk seat to lie in on the check valve body between inhalant canal and the exhalant canal, the valve rod is worn to be equipped with in the valve cap slip, the valve rod lower extreme is equipped with airtight valve clack on the disk seat, its characterized in that: the check valve body is located rotatable the live-rollers that is equipped with in inhalant canal, the equipartition is equipped with a plurality of breakwaters on the live-rollers, thereby be equipped with the current stabilizer who is used for slowing down the live-rollers rotation under the water impact and cushions rivers between live-rollers and the check valve body.
2. A novel flow stabilizing check valve as set forth in claim 1 wherein: the flow stabilizing device comprises an eccentric cam, a first channel is formed in the check valve body, the eccentric cam is rotatably arranged in the first channel and is connected with the rotating roller, a fixed plate is fixedly arranged on the inner wall of the first channel, a sliding rod penetrates through the fixed plate in a sliding mode, a top pressing block is arranged at the end of the sliding rod and is abutted against the eccentric cam, and a pressure stabilizing piece is arranged between the sliding rod and the fixed plate.
3. A novel flow stabilizing check valve as set forth in claim 2 wherein: the surface of the top pressing block eccentric wheel is a rough friction surface.
4. A novel flow stabilizing check valve as set forth in claim 2 wherein: the pressure stabilizing piece is a pressure stabilizing spring, the pressure stabilizing spring is sleeved on the sliding rod, one end of the pressure stabilizing spring is abutted against the fixing plate, and the other end of the pressure stabilizing spring is abutted against the jacking block.
5. A novel flow stabilizing check valve as set forth in claim 1 wherein: the valve seat is in threaded connection with a sealing seat for water flow to pass through, the valve clack is sealed on the sealing seat, and a filter screen is arranged between the fluid channels in the sealing seat.
6. A novel flow stabilizing check valve as set forth in claim 5 wherein: the check valve body is located below the filter screen and provided with a sewage draining channel, and a sealing plug is connected with the sewage draining channel through threads.
7. A novel flow stabilizing check valve as set forth in claim 5 wherein: the valve gap is located and is equipped with the spring in the gliding passageway of valve rod, spring one end and valve rod connection, the spring other end and valve gap connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221918449.2U CN218480208U (en) | 2022-07-22 | 2022-07-22 | Novel steady flow check valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221918449.2U CN218480208U (en) | 2022-07-22 | 2022-07-22 | Novel steady flow check valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218480208U true CN218480208U (en) | 2023-02-14 |
Family
ID=85163949
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221918449.2U Active CN218480208U (en) | 2022-07-22 | 2022-07-22 | Novel steady flow check valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218480208U (en) |
-
2022
- 2022-07-22 CN CN202221918449.2U patent/CN218480208U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN218480208U (en) | Novel steady flow check valve | |
| CN107035876A (en) | A kind of low water damages pressure reduction type backflow preventer | |
| CN201818849U (en) | Wafer type muffling check valve with simple valve seat mounting structure and improved air tightness | |
| CN213809043U (en) | Low-resistance check valve | |
| CN202580044U (en) | Draw-bar type faucet | |
| CN205780998U (en) | A kind of location formula ball valve | |
| CN207195696U (en) | A kind of low water damage pressure reduction type backflow preventer | |
| CN211082855U (en) | Flow sensing emergency cut-off valve | |
| CN213332559U (en) | Manual check valve with built-in slow-closing assembly for tap water plant | |
| CN216618569U (en) | Chemical machinery anti-corrosion stop valve | |
| CN202302274U (en) | Sealing mechanism of valve rod and valve body | |
| CN202927106U (en) | Flat-plate type sluice valve with good sealing performance | |
| CN214146647U (en) | Flat valve seat for oil extraction device | |
| CN102678937B (en) | Pull rod type water tap | |
| CN204312749U (en) | Anti-wear spool travel leveling style ball valve | |
| CN202132538U (en) | Steady flow type eccentric semispherical valve | |
| CN219639449U (en) | Anti-scouring stop valve with double sealing effect | |
| CN219975358U (en) | Cut-off type filter valve | |
| CN218294503U (en) | Pressure reducing valve with guiding function | |
| CN216789282U (en) | Novel double-open gate valve | |
| CN218031427U (en) | Hand valve for industrial refrigeration | |
| CN219774803U (en) | Control valve | |
| CN211117800U (en) | Valve clack device for water inlet end of backflow preventer | |
| CN218031731U (en) | High leakproofness valve structure | |
| CN218326308U (en) | High-pressure multiple-sealing elastic disc type ball valve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |