CN207796156U - Hard sealing combustion gas connection valve - Google Patents

Hard sealing combustion gas connection valve Download PDF

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Publication number
CN207796156U
CN207796156U CN201721807877.7U CN201721807877U CN207796156U CN 207796156 U CN207796156 U CN 207796156U CN 201721807877 U CN201721807877 U CN 201721807877U CN 207796156 U CN207796156 U CN 207796156U
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CN
China
Prior art keywords
valve
combustion gas
ball
seat
intercommunicating pore
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Active
Application number
CN201721807877.7U
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Chinese (zh)
Inventor
沈小光
娄波来
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NINGBO CHANGHUA COPPER PRODUCTS CO Ltd
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NINGBO CHANGHUA COPPER PRODUCTS CO Ltd
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Priority to CN201721807877.7U priority Critical patent/CN207796156U/en
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Publication of CN207796156U publication Critical patent/CN207796156U/en
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Abstract

The utility model discloses hard sealing combustion gas connection valves,Including valve body,First passage,Second channel,Valve seat,Valve rod,Valve ball and valve disc,First passage and second channel are offered on the inside of the valve body,The inside of the valve body is fixedly installed intercommunicating pore between first passage and second channel,The centre of the valve body position opposite with intercommunicating pore, which is welded and fixed, is provided with valve seat,The inside thread of the valve seat is connected with valve rod,The valve rod is fixedly installed the first sealing ring with valve seat junction,The bottom end of the valve rod is fixedly installed valve ball,The upper surface of described valve seat of institute is provided with valve deck,By being fixedly installed the intercommunicating pore to match with valve ball on the inside of valve body,By valve ball by being rotatablely connected between valve rod and valve seat,And valve ball side offer for combustion gas by groove,Sealing ring is fixedly installed between valve rod and valve seat,So that the leakproofness of combustion gas connection valve entirety improves,Convenient for routine use.

Description

Hard sealing combustion gas connection valve
Technical field
The utility model is related to combustion gas connection valve technical fields, specially seal combustion gas connection valve firmly.
Background technology
Valve is for being opened and closed pipeline, control flow direction, the parameter (temperature, pressure and flow) for adjusting and controlling pumped (conveying) medium Pipeline fittings.According to its function, shut-off valve, check-valves, regulating valve etc. can be divided into, valve is the control in fluid delivery system Component has the function of cut-off, adjusting, water conservancy diversion, prevents adverse current, voltage stabilizing, shunting or overflow pressure relief etc..For fluid control systems Valve, various valves, kind and specification used in from simplest shut-off valve to extremely complex robot control system(RCS) are quite numerous It is more.Valve can be used for controlling empty gas and water, steam, various Korrosionsmediums, mud, oil product, liquid metal and radiating medium etc. A variety of kinds of drive can be used in the control of the flowing of various types fluid, valve, such as manually, electrically, surge, pneumatically, turbine, electricity Magnetic is dynamic, electromagnetism surges, electro-hydraulic dynamic, air-or liquid-operated, spur gear, umbrella tooth wheel drive etc.;It can be sensed in pressure, temperature or other forms Under the action of signal, acted by scheduled requirement, or do not depend on transducing signal and be simply turned on and off, valve according to So that opening and closing element is lifted by driving or automechanism, slide, swing or rotary motion, to change the size of its flow area with Realize its control function.
Combustion gas in the prior art is had the following disadvantages in use with downlink connection valve:
1, valve seal is poor during use, is easy to happen leakage, influences its normal use.
2, valve body connection control is inconvenient, and control structure is complicated, is unfavorable for promoting the use of.
Utility model content
The purpose of this utility model is to provide hard sealing combustion gas connection valves, to solve mentioned above in the background art ask Topic.
To achieve the above object, the utility model provides the following technical solutions:Hard sealing combustion gas connection valve, including valve body, First passage, second channel, valve seat, valve rod, valve ball and valve disc offer first passage and second logical on the inside of the valve body Road, the two side ends of the valve body are fixedly installed connecting flange, the inside of the valve body first passage and second channel it Between be fixedly installed intercommunicating pore, the centre of the valve body position opposite with intercommunicating pore, which is welded and fixed, is provided with valve seat, the valve The inside thread of seat is connected with valve rod, and the valve rod is fixedly installed the first sealing ring, the bottom of the valve rod with valve seat junction End is fixedly installed valve ball, and the valve ball is rotatably connected on the inside of intercommunicating pore and it is matched between intercommunicating pore, described The side of valve ball offer for combustion gas by groove, the upper surface of described valve seat is provided with valve deck, and the valve deck passes through screw It is fixedly connected between valve seat, the upper surface of described valve seat position opposite with valve deck is socketed with the second sealing ring, and the valve rod prolongs It extends to the outside of valve deck and is fixedly installed valve disc on its top.
Preferably, the inside of the valve deck position opposite with the second sealing ring above valve seat is fixedly installed briquetting, The briquetting is against the upper surface of second sealing ring.
Preferably, the valve deck is disposed as discoid with valve seat, and the screw is evenly provided with four.
Preferably, first sealing ring and the second sealing ring are disposed as O-shaped rubber ring.
Preferably, the width size of the groove of the valve ball side is not more than the Opening length size of intercommunicating pore.
Compared with prior art, the utility model has the beneficial effects that:
1, by being fixedly installed the intercommunicating pore to match with valve ball on the inside of valve body, by valve ball by valve rod and valve seat it Between be rotatablely connected, and valve ball side offer for combustion gas by groove, be fixedly installed between valve rod and valve seat close Seal is convenient for routine use so that the leakproofness of combustion gas connection valve entirety improves.
2, the rotation that valve ball can be driven by valve rod rotation, when the groove of valve ball is connected with the intercommunicating pore on the inside of valve body When blast tube open it is simple in structure so that combustion gas connection valve fuel gas path in use is easy to control, be convenient for It promotes the use of.
Description of the drawings
Fig. 1 is the utility model overall structure diagram;
Fig. 2 is the utility model valve ball connection structure front view.
In figure:1- valve bodies;2- first passages;3- second channels;4- connecting flanges;5- valve seats;6- intercommunicating pores;7- valve rods; 8- valve balls;9- grooves;10- valve decks;The first sealing rings of 11-;12- briquettings;The second sealing rings of 13-;14- screws;15- valve discs.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work The every other embodiment obtained, shall fall within the protection scope of the present invention.
It please refers to Fig.1 and Fig. 2, the utility model provides a kind of technical solution:Hard sealing combustion gas connection valve, including valve body 1, The inside of first passage 2, second channel 3, valve seat 5, valve rod 7, valve ball 8 and valve disc 15, the valve body 1 offers first passage 2 It is fixedly installed connecting flange 4 with the two side ends of second channel 3, the valve body 1, the inside of the valve body 1 is in first passage 2 It is fixedly installed intercommunicating pore 6 between second channel 3, the centre of the valve body 1 position opposite with intercommunicating pore 6, which is welded and fixed, to be set It is equipped with valve seat 5, the inside thread of the valve seat 5 is connected with valve rod 7, and the valve rod 7 is fixedly installed first with 5 junction of valve seat Sealing ring 11, the lower end of the first sealing ring 11 are equipped with spherical indent and are used for and 8 peripheral surface gluing, sealing of valve ball, the valve rod 7 Bottom end be fixedly installed valve ball 8, the valve ball 8, which is rotatably connected on the inside of intercommunicating pore 6 and its, mating between intercommunicating pore 6 to be made With the side of, the valve ball 8 offer for combustion gas by groove 9, the upper surface of described valve seat 5 is provided with valve deck 10, described For valve deck 10 by being fixedly connected between screw 14 and valve seat 5, the upper surface of described valve seat 5 position opposite with valve deck 10 is socketed with Two sealing rings 13, the valve rod 7 extend to the outside of valve deck 10 and are fixedly installed valve disc 15 on its top.
For the ease of using, the inside of the valve deck 10 position opposite with the second sealing ring 13 above valve seat 5 is fixed It is provided with briquetting 12, the briquetting 12 is against the upper surface of second sealing ring 13, and the valve deck 10 is disposed as disk with valve seat 5 Shape, the screw 14 are evenly provided with four, and first sealing ring, 11 and second sealing ring 13 is disposed as O-shaped rubber Circle, the width size of the groove 9 of 8 side of the valve ball are not more than the Opening length size of intercommunicating pore 6.
Operation principle:Installation is fixed by the connecting flange 4 of both sides in valve body 1, when needing to open valve, rotates valve Disk 15 so that valve disc 15 is rotated with ovable valve stem 7, the rotation of valve ball 8 is completed, when the axial line of the groove 9 and intercommunicating pore 6 of valve ball 8 When turning to same straight line, valve is opened, and the transmission of combustion gas is completed, simple and convenient, convenient for promoting the use of.
1- valve bodies;2- first passages;3- second channels;4- connecting flanges;5- valve seats;6- intercommunicating pores;7- valve rods;8- valves Ball;9- grooves;10- valve decks;The first sealing rings of 11-;12- briquettings;The second sealing rings of 13-;14- screws;15- valve discs.
It should be noted that herein, relational terms such as first and second and the like are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those Element, but also include other elements that are not explicitly listed, or further include for this process, method, article or equipment Intrinsic element.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.

Claims (5)

1. sealing combustion gas connection valve firmly, including valve body (1), first passage (2), second channel (3), valve seat (5), valve rod (7), valve Ball (8) and valve disc (15) offer first passage (2) and second channel (3) on the inside of the valve body (1), it is characterised in that:Institute The two side ends for stating valve body (1) are fixedly installed connecting flange (4), and the inside of the valve body (1) is in first passage (2) and second Intercommunicating pore (6) is fixedly installed between channel (3), the position that the centre of the valve body (1) is opposite with intercommunicating pore (6) is welded and fixed It is provided with valve seat (5), the inside thread of the valve seat (5) is connected with valve rod (7), and the valve rod (7) and valve seat (5) junction are solid Surely it is provided with the first sealing ring (11), the bottom end of the valve rod (7) is fixedly installed valve ball (8), valve ball (8) rotation connection The inside of intercommunicating pore (6) and its matched between intercommunicating pore (6), the side of the valve ball (8) is offered for combustion gas By groove (9), the upper surface of described valve seat (5) is provided with valve deck (10), and the valve deck (10) passes through screw (14) and valve seat (5) it is fixedly connected between, the upper surface of described valve seat (5) position opposite with valve deck (10) is socketed with the second sealing ring (13), institute Valve rod (7) is stated to extend to the outside of valve deck (10) and be fixedly installed valve disc (15) on its top.
2. hard sealing combustion gas connection valve according to claim 1, it is characterised in that:The inside of the valve deck (10) and valve seat (5) above the opposite position of the second sealing ring (13) is fixedly installed briquetting (12), and the briquetting (12) is against the second sealing It encloses the upper surface of (13).
3. hard sealing combustion gas connection valve according to claim 1, it is characterised in that:The valve deck (10) is equal with valve seat (5) It is set as discoid, the screw (14) is evenly provided with four.
4. hard sealing combustion gas connection valve according to claim 1, it is characterised in that:First sealing ring (11) and second Sealing ring (13) is disposed as O-shaped rubber ring.
5. hard sealing combustion gas connection valve according to claim 1, it is characterised in that:The groove (9) of valve ball (8) side Width size be not more than intercommunicating pore (6) Opening length size.
CN201721807877.7U 2017-12-21 2017-12-21 Hard sealing combustion gas connection valve Active CN207796156U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721807877.7U CN207796156U (en) 2017-12-21 2017-12-21 Hard sealing combustion gas connection valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721807877.7U CN207796156U (en) 2017-12-21 2017-12-21 Hard sealing combustion gas connection valve

Publications (1)

Publication Number Publication Date
CN207796156U true CN207796156U (en) 2018-08-31

Family

ID=63280917

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201721807877.7U Active CN207796156U (en) 2017-12-21 2017-12-21 Hard sealing combustion gas connection valve

Country Status (1)

Country Link
CN (1) CN207796156U (en)

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