CN207893194U - A kind of valve with current-limiting function - Google Patents
A kind of valve with current-limiting function Download PDFInfo
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- CN207893194U CN207893194U CN201820095556.7U CN201820095556U CN207893194U CN 207893194 U CN207893194 U CN 207893194U CN 201820095556 U CN201820095556 U CN 201820095556U CN 207893194 U CN207893194 U CN 207893194U
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- fixedly connected
- valve body
- valve
- plugged
- supporting rod
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Abstract
The utility model discloses a kind of valves with current-limiting function, including valve body, the left side of the valve body is fixed and is plugged with oil inlet pipe, the right side of the valve body is fixed and is plugged with flowline, it is fixedly connected with supporting rod on the left of the valve body inner bottom wall, front in the middle part of the supporting rod is fixedly connected with No.1 bearing, the inner ring fixation of the No.1 bearing is plugged with rotating bar, it has been fixedly connected with moving blade on the left of the rotating bar top and bottom, No.1 worm gear is fixedly connected on the right side of the rotating bar.This device is when in use, when oil inlet pipe flow velocity is excessive, fluid pushes moving blade rotation, to make sealing block move to the right, the right side for making sealing block and the left side of flowline mutually overlap, and to shut flowline, this device are made to achieve the purpose that current limliting, to make this device without external power supply can normal use, solve the problems, such as that traditional flow-limiting valve can be ineffective in power-off or emergency.
Description
Technical field
The utility model is related to flow-limiting valve technical field, specially a kind of valve with current-limiting function.
Background technology
Flow-limiting valve is a kind of safety protective valve, is used in the non-aggressives medium such as oil product, is more than in pipeline internal medium flow velocity
It is closed immediately when setting value, in pipeline or attachment damage, flow velocity is excessive is automatically closed, and prevents the generation or expansion of accident, general to pacify
Loaded on basin inlet and outlet or pipe outlet, the safety and reliability of upstream device is safeguarded.
Existing fuel storage tanks generally require to be connected to upper flow valve in one end of flowline, to prevent fuel flow rate excessive
And cause danger, however existing flow-limiting valve is basically there exist needing external power supply, if encounter power-off or
When emergency existing flow-limiting valve be substantially all can it is ineffective, current limliting cannot be played the role of, this also makes traditional flow-limiting valve
Use there is some potential safety problemss.
Utility model content
(1) the technical issues of solving
In view of the deficiencies of the prior art, the utility model provides a kind of valve with current-limiting function, has without outer
The advantages that portion's power source, solves the problems, such as that traditional flow-limiting valve can be ineffective in power-off or emergency.
(2) technical solution
To realize that the above-mentioned purpose without external power supply, the utility model provide the following technical solutions：One kind having limit
The valve of function, including valve body are flowed, the left side of the valve body, which is fixed, is plugged with oil inlet pipe, the right side of the valve body
Side is fixed and is plugged with flowline, is fixedly connected with supporting rod on the left of the valve body inner bottom wall, in the middle part of the supporting rod
Front is fixedly connected with No.1 bearing, and the inner ring fixation of the No.1 bearing is plugged with rotating bar, the rotating bar top and bottom
It has been fixedly connected with moving blade on the left of portion, No.1 worm gear is fixedly connected on the right side of the rotating bar, the supporting rod
Right side is fixedly connected with fixed link, and No. two bearings are fixedly connected on the right side of the fixed link, and the inner ring of No. two bearings is solid
Surely it is plugged with drive link, the drive link is fixedly connected with No.1 worm screw, the No.1 snail close to one end of supporting rod center line
The back side of bar is meshed with the front of No.1 worm gear, and the one end of the drive link far from No.1 worm screw is fixedly connected with No. two snails
It takes turns, the top and bottom on the right side of the valve body inner wall has been fixedly connected with No. three bearings, and the inner ring of No. three bearings is solid
Surely it is plugged with threaded rod, the outside movable sleeve of the threaded rod is connected to screwed pipe, two are fixedly connected on the left of the threaded rod
Number worm screw, the back side of No. two worm screws are meshed with the front of No. two worm gears, and the positive middle part of screwed pipe is fixedly connected
There is pushing block, sealing block is fixedly connected on the right side of the pushing block, the sealing block is with flowline in parallel.
Preferably, the screwed pipe is fixedly connected with catch bar close to the side of valve body inner wall, the catch bar
Right side is fixedly connected with stabiliser bar.
Preferably, the outside movable sleeve of the stabiliser bar is connected to spring, right side and the valve body inner wall of the spring
Right side is fixedly connected, and is fixedly connected on the right side of the left side of the spring and catch bar.
Preferably, the threaded rod totally two, and the equal movable sleeve in outside of two threaded rods is connected to screwed pipe.
Preferably, it is fixedly connected on the left of the top of the supporting rod and valve body inner roof wall, and supporting rod is high-strength
Spend steel.
Preferably, the rotating bar is located at the right side of oil fuel tube, and rotating bar is in parallel with oil fuel tube.
(3) advantageous effect
Compared with prior art, the utility model provides a kind of valve with current-limiting function, has following beneficial to effect
Fruit：
1, should with current-limiting function valve, by moving blade, rotating bar, No.1 worm gear, No.1 worm screw, drive link,
No. two worm gears, threaded rod and screwed pipe are used cooperatively, and make this device when in use, when oil inlet pipe flow velocity is excessive, fluid pushes away
Turn movable vane piece rotates, and to make rotating bar rotate, the rotation of rotating bar drives the rotation of No.1 worm screw by No.1 worm gear, to
Make drive link and No. two worm gear rotations, drives No. two worm screws and threaded rod to rotate by No. two worm gear rotations, pass through threaded rod
Rotation makes screwed pipe move right, and to make sealing block move to the right, the right side and the left side of flowline that make sealing block are mutually taken
It connects, to shut flowline, so that this device is achieved the purpose that current limliting, to make this device can be normal without external power supply
It uses, solves the problems, such as that traditional flow-limiting valve can be ineffective in power-off or emergency.
2, this device should be made to make by being used cooperatively for spring, stabiliser bar and catch bar with the valve of current-limiting function
Used time pushes stabiliser bar and catch bar to move to the left, to make spiral shell when the pressure of valve body inner cavity weakens by spring
Line pipe drives sealing block to move to the left, so that sealing block is left the right side of flowline, to enable flowline normal use, makes
This device can normal use, to make the use enhanced convenience of this device.
Description of the drawings
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is enlarged drawing at A in Fig. 1.
In figure：1 valve body, 2 oil inlet pipes, 3 flowlines, 4 supporting rods, 5 No.1 bearings, 6 rotating bars, 7 moving blades, 8
No.1 worm gear, 9 fixed links, 10 No. two bearings, 11 drive links, 12 No.1 worm screws, 13 No. two worm gears, 14 No. three bearings, 15 screw threads
Bar, 16 screwed pipes, 17 No. two worm screws, 18 pushing blocks, 19 sealing blocks, 20 catch bars, 21 stabiliser bars, 22 springs.
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.
- 2 are please referred to Fig.1, a kind of valve with current-limiting function, including valve body 1, the left side of valve body 1 are fixed
It is plugged with oil inlet pipe 2, the right side of valve body 1, which is fixed, is plugged with flowline 3, is fixedly connected on the left of 1 inner bottom wall of valve body
There is supporting rod 4, be fixedly connected on the left of the top of supporting rod 4 and 1 inner roof wall of valve body, and supporting rod 4 is high strength steel, branch
It is fixedly connected on the left of the top of strut 4 and 1 inner roof wall of valve body, makes this device when in use, the fixation of supporting rod 4 is more
Securely, to make this device when in use more safety save worry, avoid due to supporting rod 4 damage and caused by device damage
The phenomenon that, so that the more convenient to use of this device, the front at 4 middle part of supporting rod is fixedly connected with No.1 bearing 5, No.1 bearing 5
Inner ring fixation be plugged with rotating bar 6, rotating bar 6 is located at the right side of oil fuel tube 2, and rotating bar 6 with oil fuel tube 2 be in it is parallel, turn
Lever 6 is in parallel design with oil fuel tube 2, makes oil fuel tube 2 in the oiling into 1 inner cavity of valve body, fluid is directly impinging
In rotating bar 6, to enable the stream for being located at the rotatable lamella 7 being fixedly connected on the left of 6 top and bottom of rotating bar according to fluid
Speed is rotated, and to make the use enhanced convenience of this device, has been fixedly connected on the left of 6 top and bottom of rotating bar
The right side of moving blade 7, rotating bar 6 is fixedly connected with No.1 worm gear 8, and the right side of supporting rod 4 is fixedly connected with fixed link 9, Gu
The right side of fixed pole 9 is fixedly connected with No. two bearings 10, and the inner ring fixation of No. two bearings 10 is plugged with drive link 11, and drive link 11 leans on
One end of 4 center line of nearly supporting rod is fixedly connected with No.1 worm screw 12, the back side of No.1 worm screw 12 and the positive phase of No.1 worm gear 8
Engagement, the one end of drive link 11 far from No.1 worm screw 12 is fixedly connected with No. two worm gears 13, the top on the right side of 1 inner wall of valve body
No. three bearings 14 are fixedly connected with bottom, the inner ring of No. three bearings 14, which is fixed, is plugged with threaded rod 15, outside threaded rod 15
Side movable sleeve is connected to screwed pipe 16, threaded rod 15 totally two, and the equal movable sleeve in outside of two threaded rods 15 is connected to screwed pipe 16,
The setting of two threaded rods 15, make threaded rod 15 rotation when, screwed pipe 16 can to the left or right side movement, avoid
The case where screwed pipe 16 rotates therewith when threaded rod 15 rotates, to enable this device normal use, avoids this device not
The left side of the problem of energy normal use, threaded rod 15 are fixedly connected with No. two worm screws 17, the back side of No. two worm screws 17 and No. two snails
The front of wheel 13 is meshed, and 16 positive middle part of screwed pipe is fixedly connected with pushing block 18, and the right side of pushing block 18 is fixedly connected
It is in parallel with flowline 3 to have sealing block 19, sealing block 19, and when in use, when 2 flow velocity of oil inlet pipe is excessive, fluid pushes away this device
Turn movable vane piece 7 rotates, and to make rotating bar 6 rotate, the rotation of rotating bar 6 drives No.1 worm screw 12 to revolve by No.1 worm gear 8
Turn, to make drive link 11 and No. two worm gears 13 rotate, No. two worm screws 17 and threaded rod 15 are driven by No. two rotations of worm gear 13
Rotation, makes screwed pipe 16 move right, to make sealing block 19 move to the right, makes sealing block 19 by the rotation of threaded rod 15
Right side and the left side of flowline 3 mutually overlap, to shutting flowline 3, so that this device is achieved the purpose that current limliting, to make this
Device without external power supply can normal use, solving traditional flow-limiting valve can be ineffective in power-off or emergency
The problem of, screwed pipe 16 is fixedly connected with catch bar 20 close to the side of 1 inner wall of valve body, and the right side of catch bar 20, which is fixed, to be connected
It is connected to stabiliser bar 21, the outside movable sleeve of stabiliser bar 21 is connected to spring 22, the right side on the right side and 1 inner wall of valve body of spring 22
Be fixedly connected, the left side of spring 22 is fixedly connected with the right side of catch bar 20, this device when in use, when 1 inner cavity of valve body
Pressure when weakening, push stabiliser bar 21 and catch bar 20 to move to the left by spring 22, it is close to make screwed pipe 16 drive
Envelope block 19 moves to the left, so that sealing block 19 is left the right side of flowline 3, to enable 3 normal use of flowline, makes this dress
Set can normal use, to make the use enhanced convenience of this device.
The electric elements occurred in this article are electrically connected with extraneous main controller and 220V alternating currents, and main controller can be meter
Calculation machine etc. plays the conventionally known equipment of control.
In conclusion being somebody's turn to do the valve with current-limiting function when in use, when 2 flow velocity of oil inlet pipe is excessive, fluid, which pushes, to be turned
Movable vane piece 7 rotates, and to make rotating bar 6 rotate, the rotation of rotating bar 6 drives No.1 worm screw 12 to rotate by No.1 worm gear 8, from
And drive link 11 and No. two worm gears 13 is made to rotate, drive No. two worm screws 17 and threaded rod 15 to rotate by No. two rotations of worm gear 13,
So that screwed pipe 16 is moved right by the rotation of threaded rod 15, to make sealing block 19 move to the right, makes the right side of sealing block 19
Side and the left side of flowline 3 mutually overlap, and to shut flowline 3, so that this device is achieved the purpose that current limliting, to make this device
Without external power supply can normal use, solve that traditional flow-limiting valve can be ineffective in power-off or emergency asks
Topic.
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.
Claims (6)
1. a kind of valve with current-limiting function, including valve body (1), it is characterised in that：The left side of the valve body (1)
Fixed to be plugged with oil inlet pipe (2), the right side of the valve body (1), which is fixed, is plugged with flowline (3), the valve body (1)
Supporting rod (4) is fixedly connected on the left of inner bottom wall, the front in the middle part of the supporting rod (4) is fixedly connected with No.1 bearing (5),
The inner ring fixation of the No.1 bearing (5) is plugged with rotating bar (6), and the left side of rotating bar (6) top and bottom is fixed
It is connected with moving blade (7), No.1 worm gear (8), the right side of the supporting rod (4) are fixedly connected on the right side of the rotating bar (6)
Side is fixedly connected with fixed link (9), and No. two bearings (10), No. two bearings are fixedly connected on the right side of the fixed link (9)
(10) inner ring fixation is plugged with drive link (11), and the drive link (11) is fixed close to one end of supporting rod (4) center line to be connected
It is connected to No.1 worm screw (12), the back side of the No.1 worm screw (12) is meshed with the front of No.1 worm gear (8), the drive link
(11) one end far from No.1 worm screw (12) is fixedly connected with No. two worm gears (13), the top on the right side of valve body (1) inner wall
Portion has been fixedly connected with No. three bearings (14) with bottom, and the inner ring fixation of No. three bearings (14) is plugged with threaded rod (15),
The outside movable sleeve of the threaded rod (15) is connected to screwed pipe (16), and No. two snails are fixedly connected on the left of the threaded rod (15)
The back side of bar (17), No. two worm screws (17) is meshed with the front of No. two worm gears (13), and the screwed pipe (16) is positive
Middle part is fixedly connected with pushing block (18), and sealing block (19), the sealing block are fixedly connected on the right side of the pushing block (18)
(19) with flowline (3) in parallel.
2. a kind of valve with current-limiting function according to claim 1, it is characterised in that：The screwed pipe (16) is close
The side of valve body (1) inner wall is fixedly connected with catch bar (20), and stabilization is fixedly connected on the right side of the catch bar (20)
Bar (21).
3. a kind of valve with current-limiting function according to claim 2, it is characterised in that：Outside the stabiliser bar (21)
Side movable sleeve is connected to spring (22), is fixedly connected on the right side of the right side of the spring (22) and valve body (1) inner wall, the bullet
It is fixedly connected on the right side of the left side of spring (22) and catch bar (20).
4. a kind of valve with current-limiting function according to claim 1, it is characterised in that：The threaded rod (15) totally two
Root, and the equal movable sleeve in outside of two threaded rods (15) is connected to screwed pipe (16).
5. a kind of valve with current-limiting function according to claim 1, it is characterised in that：The top of the supporting rod (4)
It is fixedly connected on the left of portion and valve body (1) inner roof wall, and supporting rod (4) is high strength steel.
6. a kind of valve with current-limiting function according to claim 1, it is characterised in that：The rotating bar (6) is located at
The right side of oil fuel tube (2), and rotating bar (6) is in parallel with oil fuel tube (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820095556.7U CN207893194U (en) | 2018-01-21 | 2018-01-21 | A kind of valve with current-limiting function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820095556.7U CN207893194U (en) | 2018-01-21 | 2018-01-21 | A kind of valve with current-limiting function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207893194U true CN207893194U (en) | 2018-09-21 |
Family
ID=63544711
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820095556.7U Active CN207893194U (en) | 2018-01-21 | 2018-01-21 | A kind of valve with current-limiting function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207893194U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114046371A (en) * | 2022-01-14 | 2022-02-15 | 卡松科技股份有限公司 | Flow control device for lubricating oil conveying pipeline |
-
2018
- 2018-01-21 CN CN201820095556.7U patent/CN207893194U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114046371A (en) * | 2022-01-14 | 2022-02-15 | 卡松科技股份有限公司 | Flow control device for lubricating oil conveying pipeline |
| CN114046371B (en) * | 2022-01-14 | 2022-03-29 | 卡松科技股份有限公司 | Flow control device for lubricating oil conveying pipeline |
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