CN207777663U - A kind of Novel Brake Valve - Google Patents
A kind of Novel Brake Valve Download PDFInfo
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- CN207777663U CN207777663U CN201820137969.7U CN201820137969U CN207777663U CN 207777663 U CN207777663 U CN 207777663U CN 201820137969 U CN201820137969 U CN 201820137969U CN 207777663 U CN207777663 U CN 207777663U
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- valve
- ring
- seal disc
- block
- bonnet
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Abstract
The utility model belongs to gate valve technical field, and in particular to a kind of Novel Brake Valve；Specific technical solution is：A kind of Novel Brake Valve,Including valve body,The bottom of valve body is equipped with hemispherical groove,Be transversely provided in valve body for fluid by fluid channel,Seal disc is housed in valve body,Card slot is provided in the middle part of seal disc,The bottom of card slot is installed with the block that rises,The block that rises is supported by the adjustment block being placed in hemispherical groove,Position and the elasticity of the block that rises are adjusted by adjusting adjustment block,And then adjust the position of seal disc,The top of seal disc is connect with valve rod,Wedge block is installed between valve rod and card slot,The link position of seal disc and valve rod is adjusted by wedge block,Bottom flange is fixed at the top of valve body,The top movable of bottom flange is equipped with bonnet,,Valve rod sequentially passes through bottom flange,Bonnet,,It is connect with handwheel after holder,The rotation of handwheel is successively with ovable valve stem,Seal disc moves synchronously,To realize that the logical of fluid channel closes,Overall tightness is good,Stability is good.
Description
Technical field
The utility model belongs to gate valve technical field, and in particular to a kind of Novel Brake Valve.
Background technology
Gate valve is widely used a kind of valve in pipe network system, also often referred to as slide valve, gate valve, in gate valve,
Closure member edge and the direction of valve seat central axis is driven to move by valve rod to cut off and open the media flow in pipeline.Lock
Valve is commonly available to seal disc standard-sized sheet to be kept or the fully closed process without often opening and closing.The characteristics of gate valve, is：Standard-sized sheet
Flow resistance is small, and startup is laborsaving, can be used in the case of medium two-way flow, without directionality；When standard-sized sheet, sealing surface is not
It is vulnerable to erosion；The entire length of structure is short, is not only suitable for doing the small valve of size, and is suitble to do the big valve of size.
Gate valve can be divided into two kinds according to the seal style of valve seat：One is metal sealing gate valves, wherein valve base sealing pair
For metal o-ring；Another kind is elastic sealing gate valve, and wherein seal disc external sheath has the elastomers such as rubber.With technology
Development, the gate valve in the pipe network with low or medium pressure system such as the gate valve of pipe network system, especially building, domestic water, is more adopted at present
With the pattern of elastic packing.Easily there is aging, poor sealing performance, poor operability, workpiece fatiguability, service life in current gate valve
Short, when pressure is larger, the oscillation crosswise of seal disc is big, and seal disc is yielding, influences the use of product.
Utility model content
To solve technical problem of the existing technology, the utility model provides a kind of completely new gate valve, operability
Performance is strong, whole good seal performance, and service life is long.
To achieve the above object, technical solution used by the utility model is：A kind of Novel Brake Valve, including valve body, valve
The bottom of body is equipped with hemispherical groove, be transversely provided in valve body for fluid by fluid channel, seal disc is housed in valve body, it is close
Card slot is provided in the middle part of closing disk, the bottom of card slot is installed with the block that rises, and the block that rises is supported by the adjustment block being placed in hemispherical groove,
Position and the elasticity of the block that rises are adjusted by adjusting adjustment block, and then adjusts the position of seal disc, the top of seal disc and valve
Bar connects, and wedge block is installed between valve rod and card slot, the link position of seal disc and valve rod is adjusted by wedge block.
One end of valve body is disposed with feed liquor ring flange, and multiple threaded holes are provided on feed liquor ring flange, and feed liquor ring flange passes through
More bolts are connect with inlet tube, and the other end of valve body is disposed with out liquid ring flange, goes out on liquid ring flange and is provided with multiple threaded holes,
Go out liquid ring flange by mostly being connect with outlet tube with bolt.
Bottom flange is fixed at the top of valve body, the top movable of bottom flange is equipped with bonnet, the top movable of bonnet,
Be connected with holder, valve rod is connect after sequentially passing through bottom flange, bonnet, holder with handwheel, the rotation of handwheel successively band ovable valve stem,
Seal disc moves synchronously, to realize that the logical of fluid channel closes.
Bonnet, forms inner cavity after being closed with bottom flange lid, and interior intracavitary has been vertically arranged two block baffles, the parallel cloth of two block baffles
Set, between two block baffles formed for seal disc by vertical passageway, for seal disc during rising, seal disc can be vertical
It is current in channel.
Packing press ring is pressed between valve rod and bonnet, packing press ring can increase the leakproofness of entire gate valve.
It is connected with hold-down grid on bonnet, filler pressing sleeve, filler are pressed between hold-down grid and packing press ring
Pressing plate is connect by more bolts with bonnet, and bolt lower part used is annulus on hold-down grid, and annulus passes through axis pin activity
It is connected on bonnet, the top of bolt, by nut check, is adjusted after hold-down grid by the connection of nut and bolt
Save the compression degree of hold-down grid.
Handwheel is connect with valve rod by valve stem nut, is pressed with bearing between valve stem nut and holder, handwheel when rotated,
Fluency is more preferable.
It is provided with the oil supply gallery for extending to bearing on the top of holder, is threaded with lubricating cup on oil supply gallery, passes through oil
Cup is to bearing fuel feeding, it can be achieved that the periodic maintenance of bearing.
Packing press ring includes graphite packing ontology, and compound ring body is provided on the upper surface of graphite packing ontology, upper multiple
Cyclization body is made of the packing ring, the first carbon packing ring, the second carbon packing ring being sequentially overlapped from top to bottom, graphite packing sheet
Compound ring body is provided with down on the lower face of body, under compound ring body filled out by packing ring, the first graphite being sequentially overlapped from bottom to up
Expect ring, the second carbon packing ring composition.Upper compound ring body from top to bottom and under compound ring body in compression process from bottom to top
In improve the lateral distending ability positioned at intermediate graphite packing ontology, both avoided graphite packing sheet after packing press ring installation
The compression of body is insufficient, in turn ensures that the entirety of packing press ring is closely knit and lateral force is uniform, to effectively increase filler pressure
The sealing performance of ring, leakproofness is strong, high pressure resistant, and corrosion resistance is strong.
Wherein, preferably, bottom flange is flexibly connected with bonnet, by more bolts.
Wherein, the top of holder is closed by end cap lid.
Compared with prior art, specific technical solution is the utility model：
One, the overall tightness of the utility model is good, and stability is good.
Two, it is equipped with packing press ring and nut between the valve rod and bonnet, of the utility model, and has lubricating cup to stablize for nut
Fuel feeding is safeguarded, realizes that self-lubricating, sealed reliable can ensure the stable operation of entire gate valve under the premise of not dismantling valve,
Extend and continues service life.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the structural schematic diagram of packing press ring in Fig. 1.
In figure, 1 is valve body, and 11 hemispherical grooves, 12 be fluid channel, and 13 be card slot, and 14 be the block that rises, and 15 be adjustment block,
16 be wedge block, and 17 be feed liquor ring flange, and 18 be liquid ring flange, and 2 be seal disc, and 3 be valve rod, and 4 be bottom flange, and 41 be interior
Chamber, 42 be baffle, and 43 be vertical passageway, and 5 be bonnet, and 51 be packing press ring, and 511 be graphite packing ontology, and 512 be upper compound
Ring body, 513 be under compound ring body, 514 be packing ring, 515 be the first carbon packing ring, 516 be the second carbon packing ring, 517
It is filler pressing sleeve for hold-down grid, 518,6 be holder, and 61 be nut, and 62 be bearing, and 63 be oil supply gallery, and 64 be lubricating cup, and 65 are
End cap, 7 be handwheel.
Specific implementation mode
In order to make technical problem to be solved in the utility model, technical solution and advantageous effect be more clearly understood, with
Lower combination accompanying drawings and embodiments, the present invention will be further described in detail.It should be appreciated that specific reality described herein
It applies example to be only used to explain the utility model, is not used to limit the utility model.
As shown in Figs. 1-2, the bottom of a kind of Novel Brake Valve, including valve body 1, valve body 1 is equipped with hemispherical groove 11, valve body 1
Inside be transversely provided with for fluid by fluid channel 12, seal disc 2 is housed in valve body 1, the middle part of seal disc 2 is provided with card slot 13,
The bottom of card slot 13 is installed with the block 14 that rises, and the block 14 that rises is supported by the adjustment block 15 being placed in hemispherical groove 11, passes through adjusting
Adjustment block 15 adjusts position and the elasticity of the block 14 that rises, and then adjusts the position of seal disc 2, top and the valve rod 3 of seal disc 2
Connection, is installed with wedge block 16, the connection position of seal disc 2 and valve rod 3 is adjusted by wedge block 16 between valve rod 3 and card slot 13
It sets.
Wherein, seal disc 2 is double-sealing face structure, no matter the liquid flow direction in fluid channel 12, seal disc 2 are equal
Energy two way seal is, it can be achieved that a valve is dual-purpose.
One end of valve body 1 is disposed with feed liquor ring flange 17, and multiple threaded holes, feed liquor ring flange are provided on feed liquor ring flange 17
17 are connect by more bolts with inlet tube, and the other end of valve body 1 is disposed with out liquid ring flange 18, goes out on liquid ring flange 18 and is provided with
Multiple threaded holes go out liquid ring flange 18 by mostly being connect with outlet tube with bolt.
The top of valve body 1 is fixed with bottom flange 4, and the top movable of bottom flange 4 is equipped with bonnet, 5, the top of bonnet, 5
Be connected with holder 6, valve rod 3 is connect after sequentially passing through bottom flange 4, bonnet, 5, holder 6 with handwheel 7, the rotation of handwheel 7 according to
Sub-band ovable valve stem 3, seal disc 2 move synchronously, to realize that the logical of fluid channel 12 closes.
Bonnet, 5 forms inner cavity 41 after being closed with the lid of bottom flange 4, two block baffles 42, two pieces of gears have been vertically arranged in inner cavity 41
Plate 42 is arranged in parallel, formed between two block baffles 42 for seal disc 2 by vertical passageway 43, process of the seal disc 2 in rising
In, seal disc 2 can be current in vertical passageway 43.
Packing press ring 51 is pressed between valve rod 3 and bonnet, 5, packing press ring 51 can increase the sealing of entire gate valve
Property.
It is connected with hold-down grid 517 on bonnet, 5, filler is pressed between hold-down grid 517 and packing press ring 51
Pressing sleeve 518, hold-down grid 517 are connect by more bolts with bonnet, 5, and bolt lower part used is circle on hold-down grid 517
Ring, annulus are movably connected in by axis pin on bonnet, 5, and the top of bolt is locked after hold-down grid 517 by nut 61,
The compression degree of hold-down grid 517 is adjusted by the connection of nut 61 and bolt.
Handwheel 7 is connect with valve rod 3 by 3 nut 61 of valve rod, and bearing 62, hand are pressed between 3 nut 61 of valve rod and holder 6
When rotated, fluency is more preferable for wheel 7.
It is provided with the oil supply gallery 63 for extending to bearing 62 on the top of holder 6, lubricating cup is threaded on oil supply gallery 63
64, by lubricating cup 64 to 62 fuel feeding of bearing, it can be achieved that the periodic maintenance of bearing 62.
Packing press ring 51 includes graphite packing ontology 511, and complex loop is provided on the upper surface of graphite packing ontology 511
Body 512, upper compound ring body 512 are filled out by the packing ring 514, the first carbon packing ring 515, the second graphite being sequentially overlapped from top to bottom
Expect that ring 516 forms, be provided with down compound ring body 513 on the lower face of graphite packing ontology 511, under compound ring body 513 by under
The supreme packing ring 514 being sequentially overlapped, the first carbon packing ring 515, the second carbon packing ring 516 composition.Upper compound ring body 512
It is improved positioned at intermediate graphite packing ontology in compression process of the compound ring body 513 from bottom to top under from top to bottom
511 lateral distending ability, the compression for not only having avoided graphite packing ontology 511 after packing press ring 51 is installed is insufficient, but also ensures
The entirety of packing press ring 51 is closely knit and lateral force is uniform, to effectively increasing the sealing performance of packing press ring 51, sealing
Property is strong, and high pressure resistant, corrosion resistance is strong.
Wherein, preferably, bottom flange 4 is flexibly connected with bonnet, 5 by more bolts.
Wherein, the top of holder 6 is covered by end cap 65 and is closed.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
All any modification, equivalent and improvement etc., should all wrap in the utility model model made by within the spirit and principle of utility model
In enclosing.
Claims (3)
1. a kind of Novel Brake Valve, which is characterized in that including valve body (1), hemispherical groove (11), valve body (1) are equipped in valve body (1)
It is inside transversely provided with fluid channel (12), seal disc (2) is housed in valve body (1), card slot (13), institute are provided in the middle part of seal disc (2)
The bottom for stating card slot (13) is installed with the block that rises (14), and the block that rises (14) passes through the adjustment block that is placed in hemispherical groove (11)
(15) it supports, the top of the seal disc (2) is connect with valve rod (3), and wedge block is installed between valve rod (3) and card slot (13)
(16)；
One end of the valve body (1) is disposed with feed liquor ring flange (17), and multiple threaded holes are provided on feed liquor ring flange (17), described
The other end of valve body (1) is disposed with out liquid ring flange (18), goes out on liquid ring flange (18) and is provided with multiple threaded holes；
Bottom flange (4) is fixed at the top of the valve body (1), the top movable of bottom flange (4) is equipped with bonnet, (5), upper valve
The top movable of lid (5) is connected with holder (6), after the valve rod (3) sequentially passes through bottom flange (4), bonnet, (5), holder (6)
It is connect with handwheel (7)；
The bonnet, (5) forms inner cavity (41) after being closed with bottom flange (4) lid, and two pieces of gears have been vertically arranged in the inner cavity (41)
Plate (42), two block baffles (42) parallel arrangement, formed between two block baffles (42) for seal disc (2) by vertical passageway
(43)；
Packing press ring (51) is pressed between the valve rod (3) and bonnet, (5), the packing press ring (51) includes graphite packing
Ontology (511) is provided with compound ring body (512), upper compound ring body on the upper surface of the graphite packing ontology (511)
(512) the packing ring (514), the first carbon packing ring (515), the second carbon packing ring (516) by being sequentially overlapped from top to bottom
Composition is provided with down compound ring body (513) on the lower face of the graphite packing ontology (511), under compound ring body (513) by from
Under the supreme packing ring (514) being sequentially overlapped, the first carbon packing ring (515), the second carbon packing ring (516) composition；
Be connected with hold-down grid (517) on the bonnet, (5), the hold-down grid (517) and packing press ring (51) it
Between be pressed with filler pressing sleeve (518)；
The handwheel (7) is connect with valve rod (3) by valve stem nut (61), is pressed between valve stem nut (61) and holder (6)
Bearing (62)；
The oil supply gallery (63) for extending to bearing (62) is provided on the top of the holder (6), screw thread connects on oil supply gallery (63)
It is connected to lubricating cup (64).
2. a kind of Novel Brake Valve according to claim 1, which is characterized in that the bottom flange (4) passes through with bonnet, (5)
More bolt flexible connections.
3. a kind of Novel Brake Valve according to claim 2, which is characterized in that the top of the holder (6) passes through end cap
(65) lid closes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820137969.7U CN207777663U (en) | 2018-01-26 | 2018-01-26 | A kind of Novel Brake Valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820137969.7U CN207777663U (en) | 2018-01-26 | 2018-01-26 | A kind of Novel Brake Valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207777663U true CN207777663U (en) | 2018-08-28 |
Family
ID=63211717
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820137969.7U Active CN207777663U (en) | 2018-01-26 | 2018-01-26 | A kind of Novel Brake Valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207777663U (en) |
-
2018
- 2018-01-26 CN CN201820137969.7U patent/CN207777663U/en active Active
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| GR01 | Patent grant |