CN217130384U - Ball valve fire protection device - Google Patents
Ball valve fire protection device Download PDFInfo
- Publication number
- CN217130384U CN217130384U CN202122938124.2U CN202122938124U CN217130384U CN 217130384 U CN217130384 U CN 217130384U CN 202122938124 U CN202122938124 U CN 202122938124U CN 217130384 U CN217130384 U CN 217130384U
- Authority
- CN
- China
- Prior art keywords
- valve
- mounting groove
- valve body
- ball
- metal block
- 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.)
- Expired - Fee Related
Links
- 238000007789 sealing Methods 0.000 claims abstract description 47
- 239000002184 metal Substances 0.000 claims abstract description 29
- 230000006835 compression Effects 0.000 claims abstract description 14
- 238000007906 compression Methods 0.000 claims abstract description 14
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 14
- 229910002804 graphite Inorganic materials 0.000 claims description 11
- 239000010439 graphite Substances 0.000 claims description 11
- 230000006978 adaptation Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 description 2
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Landscapes
- Taps Or Cocks (AREA)
Abstract
The utility model discloses a ball valve fire protection device, which comprises a valve body, wherein a valve ball is arranged in the middle of the interior of the valve body, valve seats are arranged on two sides of the valve ball, a third mounting groove is arranged on one side of the valve seat close to the inner wall of the valve body, a clamping groove is inwards arranged in the third mounting groove, a fifth mounting groove is arranged on the inner wall of the valve body corresponding to the third mounting groove, a fourth mounting groove is inwards arranged in the fifth mounting groove, a compression spring is fixed in the fourth mounting groove, a sealing metal block positioned in the fifth mounting groove is fixed at the other end of the compression spring, a first sealing ring is fixedly connected with the other side of the sealing metal block, a clamping block fixedly connected with the sealing metal block is embedded in the first sealing ring, the first sealing ring is positioned in the third mounting groove, the clamping block is matched with the clamping groove, the utility model can push the sealing metal block to be mutually clamped with the clamping groove on the valve seat by the compression spring in the valve body after the sealing ring in the ball valve body is burnt out due to fire, and further, leakage of the ball valve can be prevented.
Description
Technical Field
The utility model relates to the technical field of valves, especially, relate to ball valve fire prevention device.
Background
The ball valve is one of the valves widely used, the working principle of the ball valve is the same as that of a plug valve, the valve is opened and closed by rotating a valve core, but the ball valve is lighter than the plug valve in opening and closing, has relatively small volume and can be made into a large-diameter ball valve. The ball valve has reliable sealing, simple structure and convenient maintenance, and the sealing surface and the ball body are always in a closed state and are not easy to be eroded by a medium, thereby being widely used in the industries of petroleum, chemical industry, metallurgy and the like.
The existing ball valve fire protection device is characterized in that a sealing ring is arranged between a valve seat and a valve body to realize a sealing effect, but the sealing ring is made of non-metal materials and is easily burnt when a fire disaster happens, so that the ball valve is prevented from being leaked, and the safety of the ball valve is influenced.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model provides a ball valve fire protection device can make the sealing washer in the ball valve burn the interior compression spring of back valve body promote sealed metal block and make the mutual block of draw-in groove on fixture block and the disk seat in the conflagration breaing out, and then can prevent that the ball valve from revealing.
In order to solve the technical problem, the utility model provides a following technical scheme: ball valve fire protection device, including the valve body, the inside middle department of valve body installs the valve ball, the both sides of valve ball all are equipped with the disk seat, the third mounting groove has been seted up to one side that is close to the valve body inner wall on the disk seat, the inside draw-in groove of inwards having seted up of third mounting groove, the fifth mounting groove has been seted up with the third mounting groove department of correspondence on the valve body inner wall, the inside fourth mounting groove of inwards having seted up of fifth mounting groove, fourth mounting groove internal fixation has compression spring, compression spring's the other end is fixed with the sealed metal block that is located the fifth mounting groove, the first sealing washer of opposite side fixed connection of sealed metal block, the inside fixture block that is equipped with sealed metal block fixed connection of first sealing washer, first sealing washer is located the third mounting groove, fixture block and draw-in groove looks adaptation.
As an optimal technical scheme of the utility model, the bottom of sealed metal block is fixed with graphite, graphite and sealed metal block all are located the fifth mounting groove, graphite and sealed metal block's assembly and third mounting groove looks adaptation.
As a preferred technical scheme of the utility model, first mounting groove has been seted up on the inner wall of valve body, the disk seat inlays to be established in first mounting groove.
As a preferred technical scheme of the utility model, be close to valve body inner wall one side on the disk seat and seted up the second mounting groove, be equipped with the second sealing washer in the second mounting groove.
As an optimal technical scheme of the utility model, be fixed with the valve rod on the valve ball in the valve body, the valve rod stretches out the outside of valve body and is connected with the handle.
As a preferred technical scheme of the utility model, the inside of valve body is equipped with the runner, the valve gap is connected to one side of valve body.
Compared with the prior art, the utility model discloses the beneficial effect that can reach is:
the utility model discloses can make the sealing washer in the ball valve burn out the interior compression spring promotion of back valve body and seal the metal block and make the mutual block of draw-in groove on fixture block and the disk seat in the conflagration breaing out, and then can prevent that the ball valve from revealing.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the structure of the joint between the valve body and the valve seat of the present invention;
FIG. 3 is a schematic view of a partial structure of the valve seat of the present invention;
FIG. 4 is an enlarged view of the point A in FIG. 2 according to the present invention;
wherein: 1. a valve body; 2. a valve seat; 3. a valve ball; 4. a valve stem; 5. a handle; 6. a valve cover; 7. a flow channel; 8. a first mounting groove; 9. a second mounting groove; 10. a second seal ring; 11. a card slot; 12. a third mounting groove; 13. a fourth mounting groove; 14. a compression spring; 15. a fifth mounting groove; 16. sealing the metal block; 17. a first seal ring; 18. a clamping block; 19. graphite.
Detailed Description
In order to make the technical means, the creation features, the achievement purposes and the functions of the invention easy to understand, the invention is further explained below with reference to the specific embodiments, but the following embodiments are only the preferred embodiments of the invention, not all. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents and the like used in the following examples are commercially available unless otherwise specified.
Example (b):
as shown in fig. 2, 3 and 4, the utility model provides a ball valve fire protection device, which comprises a valve body 1, a valve ball 3 is installed in the middle of the interior of the valve body 1, valve seats 2 are respectively arranged on both sides of the valve ball 3, a third mounting groove 12 is arranged on one side of the valve seat 2 close to the inner wall of the valve body 1, a clamping groove 11 is arranged in the third mounting groove 12, a fifth mounting groove 15 is arranged on the inner wall of the valve body 1 corresponding to the third mounting groove 12, a fourth mounting groove 13 is arranged in the fifth mounting groove 15, a compression spring 14 is fixed in the fourth mounting groove 13, a sealing metal block 16 positioned in the fifth mounting groove 15 is fixed at the other end of the compression spring 14, a first sealing ring 17 is fixedly connected to the other side of the sealing metal block 16, a clamping block 18 fixedly connected with the sealing metal block 16 is embedded in the first sealing ring 17, the first sealing ring 17 is positioned in the third mounting groove 12, and the clamping block 18 is matched with the clamping groove 11;
when the device is used, under the normal condition, the compression spring 14 is positioned in the fourth mounting groove 13, the sealing metal block 16 is positioned in the fifth mounting groove 15 on the valve body 1, the fixture block 18 on the other side of the sealing metal block 16 is embedded in the first sealing ring 17, the first sealing ring 17 is positioned in the third mounting groove 12 on the valve seat 2, at the moment, the inside of the clamping groove 11 is in a cavity state, when a fire breaks out, the first sealing ring 17 is burnt out, the fixture block 18 embedded in the first sealing ring 17 is completely exposed, only the fixture block 18 is arranged in the third mounting groove 12, therefore, the compression spring 14 can reset to further push the sealing metal block 16 to enter the third mounting groove 12, at the moment, the fixture block 18 smoothly enters the clamping groove 11 and is clamped and connected with the clamping groove, further, the valve seat 2 and the valve body 1 can be sealed again, and the leakage condition of the valve body 1 caused by the fire can be effectively prevented.
As shown in fig. 3 and 4, graphite 19 is fixed at the bottom of the sealing metal block 16, the graphite 19 and the sealing metal block 16 are both located in the fifth installation groove 15, and the combination of the graphite 19 and the sealing metal block 16 is matched with the third installation groove 12; the flame can be effectively blocked by arranging the graphite 19 with flame-retardant property at the bottom of the sealing metal block 16.
As shown in fig. 1 and 2, a first mounting groove 8 is formed in the inner wall of the valve body 1, and the valve seat 2 is embedded in the first mounting groove 8.
As shown in fig. 2 and 3, a second mounting groove 9 is formed in one side of the valve seat 2, which is close to the inner wall of the valve body 1, and a second sealing ring 10 is arranged in the second mounting groove 9; the sealing performance of the valve body 1 in normal operation can be effectively improved by arranging the second sealing ring 10.
As shown in fig. 1, a valve rod 4 is fixed on a valve ball 3 in the valve body 1, and the valve rod 4 extends out of the valve body 1 and is connected with a handle 5.
As shown in fig. 1, a flow passage 7 is provided inside the valve body 1, and a valve cover 6 is connected to one side of the valve body 1.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. Ball valve fire protection device, including valve body (1), its characterized in that: the valve ball (3) is installed in the middle of the inside of the valve body (1), valve seats (2) are arranged on two sides of the valve ball (3), a third mounting groove (12) is formed in one side, close to the inner wall of the valve body (1), of each valve seat (2), a clamping groove (11) is formed in the corresponding third mounting groove (12), a fifth mounting groove (15) is formed in the corresponding portion of the inner wall of the valve body (1) and corresponding to the third mounting groove (12), a fourth mounting groove (13) is formed in the corresponding fifth mounting groove (15) inwards, a compression spring (14) is fixed in the fourth mounting groove (13), a sealing metal block (16) located in the fifth mounting groove (15) is fixed to the other end of the compression spring (14), a first sealing ring (17) is fixedly connected to the other side of the sealing metal block (16), and a clamping block (18) fixedly connected with the sealing metal block (16) is embedded in the first sealing ring (17), the first sealing ring (17) is located in the third mounting groove (12), and the clamping block (18) is matched with the clamping groove (11).
2. A ball valve fire protection device according to claim 1, wherein: graphite (19) are fixed to the bottom of sealed metal block (16), graphite (19) and sealed metal block (16) all are located fifth mounting groove (15), graphite (19) and the combination of sealed metal block (16) and third mounting groove (12) looks adaptation.
3. A ball valve fire protection device as defined in claim 1, wherein: the valve is characterized in that a first mounting groove (8) is formed in the inner wall of the valve body (1), and the valve seat (2) is embedded in the first mounting groove (8).
4. A ball valve fire protection device as defined in claim 1, wherein: a second mounting groove (9) is formed in one side, close to the inner wall of the valve body (1), of the valve seat (2), and a second sealing ring (10) is arranged in the second mounting groove (9).
5. A ball valve fire protection device as defined in claim 1, wherein: a valve rod (4) is fixed on a valve ball (3) in the valve body (1), and the valve rod (4) extends out of the valve body (1) and is connected with a handle (5).
6. A ball valve fire protection device as defined in claim 1, wherein: a flow channel (7) is arranged in the valve body (1), and one side of the valve body (1) is connected with a valve cover (6).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202122938124.2U CN217130384U (en) | 2021-11-27 | 2021-11-27 | Ball valve fire protection device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202122938124.2U CN217130384U (en) | 2021-11-27 | 2021-11-27 | Ball valve fire protection device |
Publications (1)
Publication Number | Publication Date |
---|---|
CN217130384U true CN217130384U (en) | 2022-08-05 |
Family
ID=82617307
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202122938124.2U Expired - Fee Related CN217130384U (en) | 2021-11-27 | 2021-11-27 | Ball valve fire protection device |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN217130384U (en) |
-
2021
- 2021-11-27 CN CN202122938124.2U patent/CN217130384U/en not_active Expired - Fee Related
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN201705981U (en) | High-temperature oil slurry V-shaped adjusting valve | |
CN111043332B (en) | Metal sealed three eccentric butterfly valve | |
CN217130384U (en) | Ball valve fire protection device | |
CN210566581U (en) | Valve with pre-tightening spring and travel switch | |
CN210265976U (en) | High-temperature high-pressure hard sealing ball valve for new energy industry | |
CN205937950U (en) | Take monolith support's ball valve that valve rod blew off of preventing | |
CN201723755U (en) | Flat gate valve for forge welding | |
CN201535363U (en) | Tri-eccentric hard-sealed butterfly valve sealing pair structure | |
CN111720567B (en) | Pressure balance type sleeve regulating valve core seat sealing structure | |
CN211574269U (en) | Self-sealing stop valve | |
CN209762257U (en) | Multi-sealing compound valve | |
CN212360826U (en) | Stop valve | |
CN201858404U (en) | Safety valve | |
CN211315200U (en) | Novel combined sealed fireproof ball valve | |
CN206274078U (en) | A kind of idle call cutoff valve with high sealing performance | |
CN201103716Y (en) | Electric three-way valve for inlet of high pressure heater | |
CN213145379U (en) | Lifting valve rod | |
CN211852847U (en) | Three-sealing structure of axial flow type safety cut-off valve | |
CN210770627U (en) | Soft sealing structure for preventing medium from permeating into packing box of lifting rod valve | |
CN214063878U (en) | High-pressure angle check valve | |
CN213206575U (en) | Hard sealing stop valve | |
CN210566395U (en) | Self-locking ball valve with sealing performance | |
CN218845143U (en) | Butterfly valve with multiple sealing structure | |
CN211667185U (en) | Cock valve with pressure switch | |
CN209800846U (en) | Buried valve gland |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220805 |
|
CF01 | Termination of patent right due to non-payment of annual fee |