CN209511168U - A kind of twin shaft flange brass ball valve - Google Patents
A kind of twin shaft flange brass ball valve Download PDFInfo
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- CN209511168U CN209511168U CN201920001039.3U CN201920001039U CN209511168U CN 209511168 U CN209511168 U CN 209511168U CN 201920001039 U CN201920001039 U CN 201920001039U CN 209511168 U CN209511168 U CN 209511168U
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- valve rod
- handle
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- ball valve
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Abstract
The utility model discloses a kind of twin shaft flange brass ball valves, mainly it is made of structures such as valve body, valve seat, ball valve core, valve rod assembly and handles, a set of symmetrically arranged valve rod assembly is respectively equipped at the top and bottom of the ball valve core, the structure of two sets of valve rod assemblies is identical and in same vertical central lines, the outer end of every set valve rod assembly is equipped with handle, and the handle on two sets of valve rod assemblies is interconnected into linkage handle；The linkage handle two sets of valve rod assemblies of synchronous driving, and ball valve core is driven to realize opening and closing simultaneously.The ball-valve structure of this bilateral driving can make the rotation stress of ball valve core more balanced, when being applied to big specification ball valve, preferably alleviate open and close torque, and personnel's operation is lighter, but also handle opening and closing position is restricted small, application is more extensive；Meanwhile brass valve rod will not occur damaging or deform because the stress of unilateral side driving is excessive, prolong the service life.
Description
Technical field
The utility model relates to a kind of flange brass ball valve, in particular to a kind of twin shaft flange brass ball valves.
Background technique
It is well known that ball valve is mainly made of valve body, valve seat, ball valve core, valve rod assembly and handle etc., valve rod assembly
Inner end transmission connection ball valve core, outer end and handle form and be fixedly mounted；Therefore, only operation handle is needed to rotate, it can be through valve
Bar assembly drives ball valve core to rotate synchronously, to realize the opening and closing of valve.However, had been found that in actual use, it is existing to make
Ball valve always exists many defects: one, existing ball-valve structure all only has a set of valve rod assembly, that is, handle can only be single
Side drives ball valve core rotation, the stress equalization of ball valve core can be made poor in this way, and when being applied to big specification ball valve, opening and closing is turned round
More significantly, personnel's operation causes high effort for square；Two, the brass valve rod of unilateral driving due to stress it is excessive, be easy to appear damage or change
Shape shortens the working life；Three, the handle of big specification ball valve is longer, and when work occupies big quantity space, therefore the opening and closing of ball valve operation is held
Limitation vulnerable to handle opening and closing position.
Summary of the invention
A kind of open and close torque is provided the technical problem to be solved by the utility model is to overcome the deficiencies of existing technologies
Small, easily, the rotation stress equalization of ball valve core can preferably prevent brass valve rod from occurring damaging or deform, extend and make for operation
Small twin shaft flange brass ball valve is restricted with service life and handle opening and closing position.
The technical issues of the utility model, is achieved through the following technical solutions:
A kind of twin shaft flange brass ball valve, including valve body, valve seat, ball valve core, valve rod assembly and handle, the ball valve
A set of symmetrically arranged valve rod assembly is respectively equipped at the top and bottom of core, the structure of two sets of valve rod assemblies is identical and is in
In same vertical central lines, the outer end of every set valve rod assembly is equipped with handle, and the handle on two sets of valve rod assemblies interconnects
At linkage handle；The linkage handle two sets of valve rod assemblies of synchronous driving, and the ball valve core is driven to realize opening and closing simultaneously.
In the mounting hole for the top and bottom that two sets of valve rod assemblies are respectively symmetrically mounted on valve body, and two installations
Hole is in same vertical central lines；Every set valve rod assembly include rotary seal be mounted in mounting hole valve rod,
Filler between valve rod and mounting hole is set and lid closes the gland of filler；The valve rod inner end of two sets of valve rod assemblies
Transmission is mounted on the top and bottom of ball valve core respectively, and the valve rod outer end of two sets of valve rod assemblies is respectively equipped with the hand of fixed installation
Handle.
The linkage handle include in " " bracket, the mid-stent be equipped with driving handle, the both ends of bracket respectively with two
The rear end of handle forms horizontal vertical conjoined structure, and it is solid that installation is made with the outer end of two sets of valve rod assemblies respectively in the front end of two handles
It is fixed.
The fixed installation structure of the handle and valve rod outer end is that handle and the transmission of valve rod outer end are set with, and by nut and
Light spring gasket is tightened.
Mounting groove, the valve rod inner end of two sets of valve rod assemblies are respectively equipped at the top and bottom of the ball valve core
Transmission is mounted in the mounting groove respectively.
The handle front end is set there are two positioning plate, and locating piece is accordingly equipped on the valve body of adjacent handle installation place,
The rotational angle that two positioning plates and locating piece collectively form handle positions.
Compared with prior art, the utility model major design it is a using two set valve rod assemblies it is synchronous drive or
Say it is flange brass ball valve that Biaxial synchronous driving ball valve core carries out valve opening and closing operation, this is also a kind of ball of bilateral driving
Valve arrangement, since the rotation of ball valve core can be by the synchronous driving rotation of two sets of valve rod assemblies, so that ball valve core turns
Dynamic stress is more balanced, when being applied to big specification ball valve, preferably alleviates open and close torque, personnel's operation is lighter；Together
When, brass valve rod will not occur damaging or deform because the stress of unilateral side driving is excessive, prolong the service life；In addition, two sets
Valve rod assembly is all by the synchronous driving of the linkage handle added, so that handle opening and closing position is restricted small, application is wider
It is general.
Detailed description of the invention
Fig. 1 is the schematic cross-sectional view of the utility model.
Fig. 2 is the left view of Fig. 1.
Fig. 3 is the structural schematic diagram of valve body.
Fig. 4 is the structural schematic diagram of linkage handle.
Specific embodiment
It will elaborate again by above-mentioned attached drawing to the utility model embodiment below.
As shown in Fig. 1 ~ Fig. 4,1. valve bodies, 11. mounting holes, 12. locating pieces, 2. valve seats, 3. ball valve cores, 31. mounting grooves,
4. valve rod assembly, 41. two pass O-rings, 42. valve rods, 43. fillers, 44. glands, 5. linkage handles, 51. brackets, 52. drivings
Handle, 53. handles, 54. positioning plates, 6. nuts, 7. light spring gaskets, 8. valve decks.
A kind of twin shaft flange brass ball valve is related to implementing in a kind of water supply or HVAC system for return water as shown in Figure 1 and Figure 2
The valve of break-in facility, structure are mainly made of valve body 1, valve seat 2, ball valve core 3, valve rod assembly 4 and handle 53 etc., should
1 both ends of valve body pass through ring flange respectively and connect with for water return pipeline, are equipped with the valve deck 8 being tightly connected, in 1 either end of valve body with side
Just the loading and positioning of valve seat 2 and ball valve core 3 in the middle part of valve body 1, and valve seat 2, ball valve core 3 and valve rod assembly 4 are in valve body 1
The installation of interior installation and handle 53 and valve rod assembly 4 is all conventional ball valve mounting structure, therefore the present embodiment is no longer detailed
Description.
But but synchronizing using two sets of valve rod assemblies 4 for creativeness drives or says to be that Biaxial synchronous drives to the present embodiment
Dynamic ball valve core 3 carries out valve opening and closing operation, specific structure are as follows: the top and bottom of valve body 1 are respectively equipped with peace as shown in Figure 3
Hole 11 is filled, the two mounting holes are in same vertical central lines, and two sets of valve rod assemblies 4 are respectively symmetrically mounted on two installations
In hole 11, the structure of this two sets of valve rod assemblies 4 is identical, and is also exactly in same vertical central lines after installing, every set
Valve rod assembly 4 includes the valve rod 42 being mounted in mounting hole 11 with 41 rotary seal of two pass O-ring, setting in valve rod and installation
Between hole 11 and further airtight and watertight padding 43 is constituted, and filler is subjected to lid and closes closed gland 44.
Meanwhile the top and bottom of ball valve core 3 are respectively equipped with mounting groove 31, the notch of the two mounting grooves 31 court respectively
To 1 two sides neck of valve body, that is, the inner end of mounting hole 11,42 inner end of valve rod of two sets of valve rod assemblies 4 is driven respectively to be mounted on
In the mounting groove 31 of the top and bottom of ball valve core 3,42 outer end of valve rod of two sets of valve rod assemblies 4 is logical with two handles 53 respectively
The form for crossing square shaft and square hole constitutes transmission suit, then is tightened by nut 6 and light spring gasket 7, and two sleeving valves
Handle 53 in bar assembly 4 is also interconnected into linkage handle 5；Therefore, linkage handle 5 can synchronize two sets of valve rod assemblies 4 of driving and enclose
It is rotated around same vertical central lines, and then the realization of ball valve core 3 is driven to rotate in same direction opening and closing simultaneously；It is usually to rotate clockwise then
Ball valve is closed, and on the contrary then ball valve is opened.
This is a kind of driving structure that bilateral driving ball valve core 3 rotates synchronously, it can make the rotation stress of ball valve core 3
It is more balanced, when being applied to big specification ball valve, it can preferably mitigate open and close torque, personnel's operation is lighter；Also, brass valve
Bar will not occur damaging or deform because the stress of unilateral side driving is excessive, and ball valve will not be influenced side is damaged
Opening and closing operation, greatly extends service life.
The linkage handle 5 as shown in figure 4, include in " " bracket 51, which is equipped with driving handle 52, bracket
51 both ends form horizontal vertical conjoined structure with the rear end of two handles 53 respectively, the front end of two handles 53 be respectively with
The fixed installation end of installation is made in the outer end of two sets of valve rod assemblies 4, and the front end of each handle 53 is all provided with that there are two positioning plates 54, accordingly
Locating piece 12 is equipped on the valve body 1 of adjacent 53 installation place of handle, then two positioning plates 54 and locating piece 12 can common structures
It is positioned at the rotational angle of handle 53.
In addition, linkage handle 5 is extended and is crossed in outside flange compared to for conventional handle, the driving for operation
Handle 52 even more extends outward to be stretched out, therefore carrying out just can be around flange outer diameter without interfering with pipe fitting, not only when rotation operates
Simple design, and it is easy to use.
Due to two sets of valve rod assemblies 4 be all made by the linkage handle 5 added it is synchronously driven, then ball valve core 3 and valve seat 2 it
Between relative position will be more accurate, the medium used load being more amenable on ball valve core 3, but also handle 53 open and close position
It is restricted small, application is more extensive.
The utility model structure designs simple, sealed reliable, also without the complication of increase assembling parts, assembling and operation
It is very convenient.
The above is only specific embodiment of the utility model, it should be appreciated by those skilled in the art that any and reality
The equivalent structure design of example is applied, should be included within the scope of protection of this utility model.
Claims (6)
1. a kind of twin shaft flange brass ball valve, including valve body (1), valve seat (2), ball valve core (3), valve rod assembly (4) and handle
(53), it is characterised in that a set of symmetrically arranged valve rod assembly (4) is respectively equipped at the top and bottom of the ball valve core (3),
The structure of two sets of valve rod assemblies is identical and in same vertical central lines, and the outer end of every set valve rod assembly (4) is equipped with
Handle (53), and the handle (53) on two sets of valve rod assemblies (4) is interconnected into linkage handle (5)；The linkage handle (5) is synchronous
Two sets of valve rod assemblies (4) are driven, and the ball valve core (3) is driven to realize opening and closing simultaneously.
2. a kind of twin shaft flange brass ball valve according to claim 1, it is characterised in that two sets of valve rod assemblies (4)
It is respectively symmetrically mounted in the mounting hole (11) of the top and bottom of valve body (1), and two mounting holes (11) are in same vertical
On axial line；Every set valve rod assembly (4) includes valve rod (42), the setting that rotary seal is mounted in mounting hole (11)
Filler (43) and lid between valve rod (42) and mounting hole (11) close the gland (44) of filler；Two sets of valve rod groups
Valve rod (42) inner end of part (4) is driven the top and bottom for being mounted on ball valve core (3), the valve of two sets of valve rod assemblies (4) respectively
Bar (42) outer end is respectively equipped with the handle (53) of fixed installation.
3. a kind of twin shaft flange brass ball valve according to claim 1, it is characterised in that the linkage handle (5) includes being in
" " bracket (51), the mid-stent be equipped with driving handle (52), rear end of the both ends of bracket respectively with two handles (53) is formed
Horizontal vertical conjoined structure, the front end of two handles (53) are made installation with the outer end of two sets of valve rod assemblies (4) respectively and are fixed.
4. a kind of twin shaft flange brass ball valve according to claim 2, it is characterised in that the handle (53) and valve rod
(42) the fixed installation structure of outer end is handle (53) and valve rod (42) outer end transmission suit, and by nut (6) and light spring
Gasket (7) is tightened.
5. a kind of twin shaft flange brass ball valve according to claim 2, it is characterised in that the top of the ball valve core (3)
Portion and bottom are respectively equipped with mounting groove (31), and valve rod (42) inner end of two sets of valve rod assemblies (4) is driven respectively to be mounted on
In the mounting groove (31).
6. a kind of twin shaft flange brass ball valve according to claim 2, it is characterised in that described handle (53) front end is set
There are two positioning plate (54), are accordingly equipped with locating piece (12) on the valve body (1) of adjacent handle (53) installation place, this two positioning
The rotational angle that plate (54) and locating piece (12) collectively form handle (53) positions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920001039.3U CN209511168U (en) | 2019-01-02 | 2019-01-02 | A kind of twin shaft flange brass ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920001039.3U CN209511168U (en) | 2019-01-02 | 2019-01-02 | A kind of twin shaft flange brass ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209511168U true CN209511168U (en) | 2019-10-18 |
Family
ID=68199291
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920001039.3U Active CN209511168U (en) | 2019-01-02 | 2019-01-02 | A kind of twin shaft flange brass ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209511168U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112460280A (en) * | 2020-10-30 | 2021-03-09 | 上海江南长兴造船有限责任公司 | Valve locking device for valve extension rod |
-
2019
- 2019-01-02 CN CN201920001039.3U patent/CN209511168U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112460280A (en) * | 2020-10-30 | 2021-03-09 | 上海江南长兴造船有限责任公司 | Valve locking device for valve extension rod |
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