CN209354454U - 3-position 4-way ball-valve type reversal valve - Google Patents
3-position 4-way ball-valve type reversal valve Download PDFInfo
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- CN209354454U CN209354454U CN201822245127.6U CN201822245127U CN209354454U CN 209354454 U CN209354454 U CN 209354454U CN 201822245127 U CN201822245127 U CN 201822245127U CN 209354454 U CN209354454 U CN 209354454U
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Abstract
The utility model relates to 3-position 4-way ball-valve type reversal valves.Including valve body, inner passage, oil inlet, the first oil outlet, the second oil outlet, oil return opening, inner passage includes I tunnel, II tunnel, III tunnel, IV tunnel, first oil outlet runs through II tunnel, IV tunnel downward vertically, second oil outlet runs through I tunnel, III tunnel downward vertically, oil inlet inwardly extends vertically through I tunnel, II tunnel, and oil return opening inwardly extends vertically through III tunnel, IV tunnel；I tunnel, IV tunnel left channel in be equipped with ball valve assembly, II tunnel, III tunnel right channel in be equipped with ball valve assembly, valve inner is longitudinally equipped with pull rod, and the left side of left briquetting connects rotating handle.The utility model realizes four-way reversing valve by ball valve assembly, inner passage setting, solves the problems, such as leakage in spool-type valves；And the switching operation for realizing reversal valve by rotating handle keeps switching operation simple.
Description
Technical field
The utility model relates to reversal valve technical fields, and in particular to 3-position 4-way ball-valve type reversal valve.
Background technique
Reversal valve is also known as Chris's valve, is one kind of valve, has multidirectional adjustable channel, can change fluid stream in due course
To.In the industries such as petroleum, chemical industry, mine and metallurgy, four-way reversing valve is a kind of important fluid reversing equipment.Valve installation
In the pipeline of oil lubricating system conveying lubricating oil.By relative position of the transformation seal assembly in valve body, keep valve body each
Channel connection disconnects, to control the commutation and start and stop of fluid.
Reversal valve is mostly side valve type, and the hydraulic lock phenomenon of slide valve restricts the use of spool-type valves, in high pressure system
More prominent in system, the residence time of especially slide valve is longer, and hydraulic card clamping force is bigger.The reason of causing hydraulic lock has
It is to keep spool mobile difficult since foul enters gap, has plenty of due to the too small spool expansion when oil temperature increases in gap and block
Extremely, the thrust for ultimately causing mobile slide valve cannot overcome clamping resistance, be capable of resetting slide valve not, to cause to let out inside slide valve
Leakage.
Summary of the invention
Purpose of the utility model is to solve the above problems and provide 3-position 4-way ball-valve type reversal valves, use ball valve
Component is sealed inner passage, solves the problems, such as reversal valve internal leakage.
To solve the above-mentioned problems, the technical solution adopted in the utility model is as follows:
3-position 4-way ball-valve type reversal valve, which is characterized in that including valve body, inner passage, oil inlet, the first oil outlet,
Second oil outlet, oil return opening, inner passage include I tunnel, II tunnel, III tunnel, IV tunnel, and I tunnel, II tunnel, III tunnel, IV tunnel are in valve inner
Longitudinally disposed, I tunnel, II the tunnel portion on III tunnel, IV tunnel, I tunnel, III tunnel are setting up and down, and II tunnel, IV tunnel are setting up and down, and first is fuel-displaced
Mouth runs through II tunnel, IV tunnel downward vertically, and the second oil outlet runs through I tunnel, III tunnel downward vertically, oil inlet inwardly extend vertically through I tunnel,
II tunnel, oil return opening inwardly extend vertically through III tunnel, IV tunnel；I tunnel, IV tunnel left channel diameter be greater than right channel diameter, I tunnel,
Ball valve assembly is equipped in the left channel on IV tunnel, I tunnel, the right channel on IV tunnel are interior equipped with O shape thimble；II tunnel, III tunnel right side
Channel diameter is greater than left channel diameter, and II tunnel, the right channel on III tunnel are interior equipped with ball valve assembly, and II tunnel, the left side on III tunnel are logical
O shape thimble is equipped in road；Valve inner center is longitudinally equipped with pull rod, and pull rod both ends are respectively equipped with left briquetting, right briquetting, left pressure
Block, right briquetting are separately fixed on pull rod, and left briquetting both ends are separately connected the left part of the O shape thimble on II tunnel, III tunnel, right pressure
Block both ends are separately connected the right part of the O shape thimble on I tunnel, IV tunnel, and the left side of left briquetting connects pulling plate, and pulling plate connects pin shaft,
Shaft is equipped with below the hinge joint of pin shaft hinging rotary handle, pin shaft and rotating handle, both ends of the shaft is fixedly connected with valve block.
It is optimized for, the ball valve assembly includes steel ball, ball seat, compressed spring, and compressed spring covers on ball seat, and ball seat is fixed
In the end of valve body internal passage, compressed spring squeezes steel ball, steel ball other side face O shape thimble.
Utility model works principle are as follows:
Refering to Figure of description 1 to shown in Fig. 3: when rotating handle is in intermediate normotopia, left pressing plate, right pressing plate are in just
Position, O shape thimble does not squeeze steel ball, at this time under the extruding of compressed spring, I tunnel, IV tunnel left channel in steel ball squeeze it
Corresponding right channel, II tunnel, III tunnel right channel in steel ball squeeze its corresponding left channel, steel ball block respectively into
Hydraulic fluid port, the first oil outlet, the second oil outlet, oil return opening, reversal valve is in close state at this time.
Figure of description 4 is participated in shown in Fig. 6: when rotating handle rotates clockwise, pin shaft squeezes to the right pulling plate, pulling plate
Pushing drawing rod moves right, and left pressing plate, right pressing plate follow pull rod to move right, the O shape thimble in II tunnel of left pressing plate drive, III tunnel
It moves right, O shape thimble squeezes to the right II tunnel, the steel ball in III tunnel in right channel, and it is right that the steel ball in II tunnel, III tunnel is detached from its
The left channel answered, II tunnel, the corresponding channel in III tunnel are opened at this time；O shape thimble in I tunnel of right pressing plate drive, IV tunnel is to the right
Mobile, the O shape thimble in I tunnel, IV tunnel is detached from corresponding steel ball, and the steel ball in I tunnel, IV tunnel is under the extruding of compressed spring, and I
Steel ball in road, IV tunnel squeezes its right channel, its I tunnel, the corresponding channel in IV tunnel are closed at this time；At this point, oil inlet passes through
Inner passage is connected to the first oil outlet, and oil return opening is connected to by inner passage with the second oil outlet.
Figure of description 7 is participated in shown in Fig. 9: when rotating handle rotates counterclockwise, pin shaft stretches pulling plate to the left, pulling plate
Pull rod is driven to be moved to the left, left pressing plate, right pressing plate follow pull rod to be moved to the left, the O shape thimble in I tunnel of right pressing plate drive, IV tunnel
It is moved to the left, O shape thimble squeezes I tunnel to the left, the steel ball in IV tunnel in left channel, and I tunnel, the steel ball in IV tunnel are detached from it at this time
Corresponding right channel, I tunnel, the corresponding channel in IV tunnel are opened；Left pressing plate drives II tunnel, the O shape thimble in III tunnel to moving to left
Dynamic, the O shape thimble in II tunnel, III tunnel is detached from corresponding steel ball, the steel ball in II tunnel, III tunnel under the extruding of compressed spring,
Steel ball in II tunnel, III tunnel squeezes its left channel, its II tunnel, the corresponding channel in III tunnel are closed at this time；At this point, oil inlet is logical
It crosses inner passage to be connected to the second oil outlet, oil return opening is connected to by inner passage with the first oil outlet.
The mobile displacement of pull rod is determined by the rotation angle of rotating handle, when rotating handle rotates clockwise, rotates hand
Handle top abuts on valve block, and rotating handle rotates clockwise in place；When rotating handle rotates counterclockwise, rotating handle is hinged
Point lower part abuts on valve block, and rotating handle rotates counterclockwise to position.
Compared with prior art, the utility model advantageous effects are as follows:
The utility model realizes four-way reversing valve by ball valve assembly, inner passage setting, solves side valve type commutation
Leakage problem in valve；And the switching operation for realizing reversal valve by rotating handle keeps switching operation simple.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, is mentioned after not making the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is in main view when intermediate normotopia for the reversal valve rotating handle of 3-position 4-way ball-valve type；
Fig. 2 is in top view when intermediate normotopia for the reversal valve rotating handle of 3-position 4-way ball-valve type；
Fig. 3 is in bottom view when intermediate normotopia for the reversal valve rotating handle of 3-position 4-way ball-valve type；
Fig. 4 is the main view when reversal valve rotating handle of 3-position 4-way ball-valve type rotates clockwise；
Fig. 5 is the top view when reversal valve rotating handle of 3-position 4-way ball-valve type rotates clockwise；
Fig. 6 is the bottom view when reversal valve rotating handle of 3-position 4-way ball-valve type rotates clockwise；
Fig. 7 is the main view when reversal valve rotating handle of 3-position 4-way ball-valve type rotates counterclockwise；
Fig. 8 is the top view when reversal valve rotating handle of 3-position 4-way ball-valve type rotates counterclockwise；
Fig. 9 is the bottom view when reversal valve rotating handle of 3-position 4-way ball-valve type rotates counterclockwise；
Figure 10 is valve body main view described in the utility model；
Figure 11 is the utility model valve A-A cross-sectional view；
Figure 12 is valve body top view described in the utility model；
Figure 13 is the utility model valve B-B cross-sectional view；
Figure 14 is the utility model valve body C-C cross-sectional view；
Figure 15 is valve body side view described in the utility model；
Description of symbols: valve body -1, oil inlet -2, the first oil outlet -3, the second oil outlet -4, oil return opening -5, I tunnel -
61, II tunnel -62, III tunnel -63, IV tunnel -64, ball valve assembly -7, steel ball -71, ball seat -72, compressed spring -73, O shape thimble -8,
Pull rod -91, left briquetting -92, right briquetting -93, pulling plate -94, pin shaft -95, rotating handle -96, shaft -97.
Specific embodiment
The preferred embodiment of the utility model is described in detail with reference to the accompanying drawing, so that the advantages of the utility model
It can be easier to be readily appreciated by one skilled in the art with feature, to make the protection scope of the utility model apparent clear
Define.
Refering to shown in Figure of description 1: 3-position 4-way ball-valve type reversal valve, including valve body 1, inner passage, oil inlet 2,
First oil outlet 3, the second oil outlet 4, oil return opening 5, inner passage include I tunnel 61, II tunnel 62, III tunnel 63, IV tunnel 64, I tunnel 61,
II tunnel 62, III tunnel 63, IV tunnel 64 are longitudinally disposed along valve body 1, and I tunnel 61, II tunnel 62 are on III tunnel 63, IV tunnel, 64 top, I tunnel 61, III
Road 63 is setting up and down, and II tunnel 62, IV tunnel 64 are setting up and down, the first oil outlet 3 downward vertically run through II tunnel 62, IV tunnel 64, second
Oil outlet 4 runs through I tunnel 61, III tunnel 63 downward vertically, and oil inlet 2 inwardly extends vertically through I tunnel 61, II tunnel 62, and oil return opening 5 inwardly hangs down
Directly run through III tunnel 63, IV tunnel 64, the first oil outlet 3, the second oil outlet 4 are set to body top, and oil inlet 2, oil return opening 5 are set respectively
In valve body two sides；I tunnel 61, IV tunnel 64 left channel diameter be greater than right channel diameter, I tunnel 61, the left side on IV tunnel 64 are logical
Ball valve assembly 7 is equipped in road, I tunnel 61, the right channel on IV tunnel 64 are interior equipped with O shape thimble 8；II tunnel 62, the right side on III tunnel 63 are logical
Road diameter is greater than left channel diameter, II tunnel 62, III tunnel 63 right channel in be equipped with ball valve assembly, II tunnel 62, III tunnel 63
O shape thimble 8 is equipped in left channel；Valve inner center is longitudinally equipped with pull rod 91,91 both ends of pull rod be respectively equipped with left briquetting 92,
Right briquetting 93, left briquetting, right briquetting are separately fixed on pull rod, and left 92 both ends of briquetting are separately connected the O shape top on II tunnel, III tunnel
The left part of needle, right 93 both ends of briquetting are separately connected the right part of the O shape thimble on I tunnel, IV tunnel, the left side connection of left briquetting 92
It is set below the hinge joint of pulling plate 94, the connection pin shaft 95 of pulling plate 94,95 hinging rotary handle 96 of pin shaft, pin shaft 95 and rotating handle 96
There is shaft 97,97 both ends of shaft are fixedly connected with valve block 11.
The ball valve assembly includes steel ball 71, ball seat 72, compressed spring 73, and ball seat 72 is fixed on valve body internal passage end
Portion, 73 sets of compressed spring on ball seat 72, compressed spring 73 squeeze steel ball 71,71 other side face O shape thimble of steel ball.
Basic principles, main features, and advantages of the present invention has been shown and described above.Current row
The technical staff of industry is it should be appreciated that the present utility model is not limited to the above embodiments, retouching in above embodiments and description
The preference of only the utility model is stated, the utility model is not limited by above-mentioned preference, is not departing from the utility model
Under the premise of spirit and scope, the utility model can also have various changes and modifications, these changes and improvements both fall within practical
In novel protected range.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (2)
1. 3-position 4-way ball-valve type reversal valve, which is characterized in that including valve body, inner passage, oil inlet, the first oil outlet,
Two oil outlets, oil return opening, inner passage include I tunnel, II tunnel, III tunnel, IV tunnel, and I tunnel, II tunnel, III tunnel, IV tunnel are vertical in valve inner
To setting, I tunnel, II the tunnel portion on III tunnel, IV tunnel, I tunnel, III tunnel are setting up and down, and II tunnel, IV tunnel are setting up and down, the first oil outlet
Run through II tunnel, IV tunnel downward vertically, the second oil outlet runs through I tunnel, III tunnel downward vertically, and oil inlet inwardly extends vertically through I tunnel, II
Road, oil return opening inwardly extend vertically through III tunnel, IV tunnel；I tunnel, IV tunnel left channel diameter be greater than right channel diameter, I tunnel, IV
Ball valve assembly is equipped in the left channel on road, I tunnel, the right channel on IV tunnel are interior equipped with O shape thimble；II tunnel, the right side on III tunnel are logical
Road diameter be greater than left channel diameter, II tunnel, III tunnel right channel in be equipped with ball valve assembly, II tunnel, III tunnel left channel
It is interior to be equipped with O shape thimble；Valve inner center is longitudinally equipped with pull rod, and pull rod both ends are respectively equipped with left briquetting, right briquetting, left briquetting,
Right briquetting is separately fixed on pull rod, and left briquetting both ends are separately connected the left part of the O shape thimble on II tunnel, III tunnel, right briquetting
Both ends are separately connected the right part of the O shape thimble on I tunnel, IV tunnel, and the left side of left briquetting connects pulling plate, and pulling plate connects pin shaft, pin
Shaft is equipped with below the hinge joint of axis hinging rotary handle, pin shaft and rotating handle, both ends of the shaft is fixedly connected with valve block.
2. 3-position 4-way ball-valve type reversal valve according to claim 1, which is characterized in that the ball valve assembly include steel ball,
Ball seat, compressed spring, compressed spring cover on ball seat, and ball seat is fixed on the end of valve body internal passage, and compressed spring squeezes steel
Ball, steel ball other side face O shape thimble.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822245127.6U CN209354454U (en) | 2018-12-29 | 2018-12-29 | 3-position 4-way ball-valve type reversal valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822245127.6U CN209354454U (en) | 2018-12-29 | 2018-12-29 | 3-position 4-way ball-valve type reversal valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209354454U true CN209354454U (en) | 2019-09-06 |
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ID=67801432
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822245127.6U Active CN209354454U (en) | 2018-12-29 | 2018-12-29 | 3-position 4-way ball-valve type reversal valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209354454U (en) |
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2018
- 2018-12-29 CN CN201822245127.6U patent/CN209354454U/en active Active
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