CN208311734U - A kind of fluid circuit changing-over head - Google Patents
A kind of fluid circuit changing-over head Download PDFInfo
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- CN208311734U CN208311734U CN201820739013.4U CN201820739013U CN208311734U CN 208311734 U CN208311734 U CN 208311734U CN 201820739013 U CN201820739013 U CN 201820739013U CN 208311734 U CN208311734 U CN 208311734U
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- fixing sleeve
- fixed
- fluid circuit
- thread circle
- circuit changing
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Abstract
The utility model discloses a kind of fluid circuit changing-over heads, including left fixed thread circle and connection supervisor, the left fixed thread circle is mounted on the left end of connection supervisor, the left fixed thread circle is fixedly connected with connection supervisor by welding manner, the utility model on two fixing sleeves of the fluid circuit changing-over head by increasing the bracing means of two fixing sleeves of a lateral connection, and the bracing means on two fixing sleeves is connected and fixed by connection screw thread bar, whorl brace rod then carries out screw thread by fastening nut and tightens reinforcing, so that the fixing sleeve of the left and right sides generates the pulling force of relative direction, so that two fixing sleeves in left and right are constantly in inside state of tension, come so that the fluid circuit changing-over head be capable of fixing after two pipelines are connected it is stronger, the pipeline of connection is prevented because too long using the time Either excessive temperature differentials and generation the case where cause loose or dislocation, guarantee connection pipeline can be permanent use.
Description
Technical field
The utility model relates to technical field of pipeline connection more particularly to a kind of fluid circuit changing-over heads.
Background technique
Pipe fitting is the fastening means between pipeline and pipeline, is the tie point that can be dismounted between element and pipeline.?
Indispensable key player is acted as in pipe fitting, it is one of two main composition parts of hydraulic pipeline.Pipe fitting is used for
The connection of instrument isoline, type of attachment have socket weld or threaded connection.It is mainly used for small-bore low-pressure line, it is frequent for needing
The position of assembly and disassembly or as using the final adjustment of threaded fitting pipeline to be used.Structure type preferably uses metal face contact to seal
Structure, the structure type of gasket seal is commonly used in conveying on the general pipeline such as water, oil, air, using malleable cast iron material system
Make, existing fluid circuit changing-over head when in use between too long either encounter in the biggish situation of the temperature difference be easy so that docking
The case where pipeline generates loosening, in turn results in shedding generation.
Utility model content
Purpose of the utility model is to solve the pipeline of docking in the prior art when in use between too long either
It encounters and is easy in the biggish situation of the temperature difference so that a kind of fluid hose that the pipeline of docking leads to the problem of loosening and falls off, and propose
Road changing-over head.
To achieve the goals above, the utility model adopts the technical scheme that
A kind of fluid circuit changing-over head, including left fixed thread circle and connection supervisor, the left fixed thread circle are mounted on
The left end of supervisor is connected, the left fixed thread circle is fixedly connected with connection supervisor by welding manner, the connection supervisor
Right end be provided with right fixed thread circle, the right fixed thread circle is fixedly connected with connection supervisor by welding manner, institute
The circumferential inner for stating connection supervisor is provided with lateral conveyer, and delivery pipe is provided on the conveyer, the delivery pipe
Left end is provided with casing head, and Sealing shield ring, the sealing gear are socketed in the delivery pipe outer circumferential walls on the right side of described sleeve pipe head
It encloses in the delivery pipe outer circumferential walls on right side and is socketed with fixed seal ring, the fixed seal ring is fixed by way of paste adhesive
It is mounted in the outer circumferential walls in delivery pipe middle position, the right end of the delivery pipe is provided with casing head, the left fixed spiral shell
The circumferential exterior of line circle is provided with the left fixing sleeve stretched out to the left, and the left fixing sleeve and left fixed thread circle are tightened by screw thread
Mode be fixedly connected, the circumferential exterior of the right fixed thread circle is provided with the right fixing sleeve stretched out to the right, the right fixation
Set is fixedly connected in such a way that screw thread is tightened with right fixed thread circle, the left fixing sleeve and right fixing sleeve it is transversely inner equal
It is provided with oval fixing groove, the casing head of the delivery pipe left end stretches out the left end of left fixed thread circle and is provided with left fixing sleeve
Inside, the casing head of the delivery pipe right end stretches out the right end of right fixed thread circle and the inside of right fixing sleeve, institute is arranged in
The circumferential exterior for stating left fixing sleeve and right fixing sleeve is connected with bracing means.
Preferably, the left end on the bracing means is provided with left rigidized cover, and the left rigidized cover is fixedly mounted on a left side
In the outer circumferential walls of fixing sleeve, it is provided with limit stop ring in the outer circumferential walls of the rightmost side upper and lower ends of the left fixing sleeve, institute
It states limit stop ring and is fixedly connected with left fixing sleeve by welding manner, the right end on the bracing means is provided with right reinforcing
Set, the right rigidized cover are fixedly mounted on the circumferential exterior of right fixing sleeve, outside the right fixing sleeve leftmost side upper and lower ends circumference
Another set limit stop ring is provided on wall.
Preferably, fixed block, the left reinforcing are provided on the upper and lower ends outer wall of the left rigidized cover and right rigidized cover
Set and right rigidized cover are fixedly connected with fixed block by welding manner, and the transversely inner of the fixed block is provided with movable span, institute
The movable span for stating left rigidized cover and right rigidized cover upper and lower side fixed block is internally connected with lateral whorl brace rod, the upside
Whorl brace rod left end is provided with block, and the whorl brace rod right end circumferential exterior of the upside is socketed with fastening nut.
Preferably, the left rigidized cover and the whorl brace rod of the upper and lower two sides of right rigidized cover pass through the work inside fixed block
Dynamic hole is opposite and opposite direction is installed.
Preferably, the shape and structure of the casing head at the delivery pipe both ends are all the same.
Preferably, it is soft rubber material that the fixed seal ring, which uses, and the circumference circle of fixed seal ring is slightly larger than
Connect the circumferential inner wall of supervisor.
Preferably, the length of the whorl brace rod is equal to the length of connection supervisor.
Preferably, the oval fixing groove inside the left fixing sleeve and right fixing sleeve is identical as the shape of casing head, and covers
The outer wall of tube head can the intact inner wall with oval fixing groove fit together.
Compared with prior art, the utility model provides a kind of fluid circuit changing-over head, have it is following the utility model has the advantages that
1, fluid circuit changing-over head, by increasing a transverse direction on two fixing sleeves of the fluid circuit changing-over head
The bracing means for connecting two fixing sleeves comes so that the fluid circuit changing-over head is capable of fixing after two pipelines are connected
It is stronger, prevent the pipeline of connection because using time either excessive temperature differentials and hair the case where cause loose or dislocation too long
It is raw, guarantee the use that the pipeline connected can be permanent.
2, fluid circuit changing-over head, by the way that the bracing means on two fixing sleeves is solid by the connection of connection screw thread bar
Fixed, whorl brace rod then carries out screw thread by fastening nut and tightens reinforcing, so that the fixing sleeve of the left and right sides generates relatively
The pulling force in direction, so that two fixing sleeves in left and right are constantly in inside state of tension, to prevent in two fixing sleeves in left and right
The fixed pipeline in portion generates loosening, so that the state that pipeline is able to maintain fastening is fixed on the inside of two fixing sleeves in left and right.
It is not directed to part in the device to be the same as those in the prior art or can be realized by using the prior art, the utility model
By increasing the bracing means of two fixing sleeves of a lateral connection on two fixing sleeves of the fluid circuit changing-over head, and
And bracing means left rigidized cover and right rigidized cover be respectively and fixedly installed to the outside of left fixing sleeve and right fixing sleeve, then on a left side
Whorl brace rod is crossed inside the movable span of rigidized cover and right rigidized cover upper and lower side and is connected, and in left fixing sleeve and right fixation
It is provided with limit stop ring on the opposite upper and lower side outer wall of set, and is tightened in one end of whorl brace rod with fastening nut, so that left
Rigidized cover and right rigidized cover form mutual pulling force because of the blocking of limit stop ring, to drive left retainer plate and the right side solid
Fixed circle forms pulling force between each other, so that fixed stronger of the pipeline inside left retainer plate and right retainer plate, and
The pulling force that bracing means is formed is lasting, to prevent pipeline from generating because the time is larger with the temperature difference too long and loosening and fall off
The case where occur so that connection pipeline can be permanent use.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of fluid circuit changing-over head external structure schematic diagram；
Fig. 2 be the utility model proposes a kind of fluid circuit changing-over head schematic diagram of internal structure；
Fig. 3 be the utility model proposes conveyer construction schematic diagram；
Fig. 4 be the utility model proposes bracing means structural schematic diagram；
Fig. 5 be the utility model proposes rigidized cover structural schematic diagram.
In figure: 1 left fixing sleeve, 2 left fixed thread circles, 3 connection supervisors, 4 right fixed thread circles, 5 bracing means, 6 right sides are solid
Fixed set, 7 oval fixing grooves, 8 conveyers, 9 casing heads, 10 Sealing shield rings, 11 delivery pipes, 12 fixed seal rings, 51 left rigidized covers,
52 blocks, 53 fixed blocks, 54 movable spans, 55 limit stop rings, 56 whorl brace rods, 57 right rigidized covers, 58 fastening nuts.
Specific embodiment
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.
Fig. 1-5 is please referred to, a kind of embodiment provided by the utility model: a kind of fluid circuit changing-over head, including left fixation
The fillet of screw 2 and connection supervisor 3, left fixed thread circle 2 are mounted on the left end of connection supervisor 3, left fixed thread circle 2 and connection master
Pipe 3 is fixedly connected by welding manner, and the right end of connection supervisor 3 is provided with right fixed thread circle 4, right 4 He of fixed thread circle
Connection supervisor 3 is fixedly connected by welding manner, and the circumferential inner of connection supervisor 3 is provided with lateral conveyer 8, conveyer 8
On be provided with delivery pipe 11, the left end of delivery pipe 11 is provided with casing head 9,11 outer circumferential walls of delivery pipe on 9 right side of casing head
On be socketed with Sealing shield ring 10, be socketed with fixed seal ring 12 in 11 outer circumferential walls of delivery pipe on 10 right side of Sealing shield ring, it is fixed
Sealing ring 12 is fixedly mounted in the outer circumferential walls in 11 middle position of delivery pipe by way of paste adhesive, the right side of delivery pipe 11
End is provided with casing head 9, and the circumferential exterior of left fixed thread circle 2 is provided with the left fixing sleeve 1 stretched out to the left, left fixing sleeve 1
It is fixedly connected in such a way that screw thread is tightened with left fixed thread circle 2, the circumferential exterior of right fixed thread circle 4, which is provided with, to be stretched to the right
Right fixing sleeve 6 out, right fixing sleeve 6 are fixedly connected in such a way that screw thread is tightened with right fixed thread circle 4, left 1 He of fixing sleeve
The transversely inner of right fixing sleeve 6 is provided with oval fixing groove 7, and the casing head 9 of 11 left end of delivery pipe stretches out left fixed thread circle 2
Left end and be provided with the inside of left fixing sleeve 1, the casing head 9 of 11 right end of delivery pipe stretches out the right end of right fixed thread circle 4 simultaneously
The inside of right fixing sleeve 6 is set, and the circumferential exterior of left fixing sleeve 1 and right fixing sleeve 6 is connected with bracing means 5.
Left end on bracing means 5 is provided with left rigidized cover 51, and left rigidized cover 51 is fixedly mounted on the circle of left fixing sleeve 1
On all outer walls, limit stop ring 55, limit stop ring 55 and a left side are provided in the outer circumferential walls of the rightmost side upper and lower ends of left fixing sleeve 1
Fixing sleeve 1 is fixedly connected by welding manner, and the right end on bracing means 5 is provided with right rigidized cover 57, and right rigidized cover 57 is solid
Dingan County is mounted in the circumferential exterior of right fixing sleeve 6, and another set limit is provided in right 6 leftmost side upper and lower ends outer circumferential walls of fixing sleeve
Position retaining ring 55；Fixed block 53, left rigidized cover 51 and the right side are provided on the upper and lower ends outer wall of left rigidized cover 51 and right rigidized cover 57
Rigidized cover 57 is fixedly connected with fixed block 53 by welding manner, and the transversely inner of fixed block 53 is provided with movable span 54, Zuo Jia
Admittedly the movable span 54 of set 51 and 57 upper and lower side fixed block 53 of right rigidized cover is internally connected with lateral whorl brace rod 56, upside
56 left end of whorl brace rod is provided with block 52, and the 56 right end circumferential exterior of whorl brace rod of upside is socketed with fastening nut
58；The whorl brace rod 56 of about 57 two sides of left rigidized cover 51 and right rigidized cover passes through 54 phase of movable span inside fixed block 53
Pair and opposite direction install；The shape and structure of the casing head 9 at 11 both ends of delivery pipe are all the same；It is soft that fixed seal ring 12, which uses,
Rubber material, and the circumference circle of fixed seal ring 12 is slightly larger than the circumferential inner wall of connection supervisor 3；The length of whorl brace rod 56
Equal to the length of connection supervisor 3；Oval fixing groove 7 inside left fixing sleeve 1 and right fixing sleeve 6 is identical as the shape of casing head 9,
And the outer wall of casing head 9 can the intact inner wall with oval fixing groove 7 fit together.
Working principle: in use, delivery pipe 11 is fixedly installed in connection supervisor 3 by fixed seal ring 12 first
Portion, and the casing head 9 at 11 both ends of delivery pipe is made to leak out being equidistant in left fixed thread circle 2 and right fixed thread circle 4,
Then hose needs docked is respectively fixed to the outside of two casing heads 9, then in the left fixed spiral shell at 3 both ends of connection supervisor
Left fixing sleeve 1 and right fixing sleeve 6 are tightened by screw thread and fixed respectively outside line circle 2 and right fixed thread circle 4, so that two
The hose of docking is fixed between left fixing sleeve 1 and the casing head 9 in left side between right fixing sleeve 6 and the casing head on right side 9, Gu
After determining securely, the left rigidized cover 51 and right rigidized cover 57 of bracing means 5 are divided in the outside of left fixing sleeve 1 and right fixing sleeve 6
It does not install, left rigidized cover 51 and right rigidized cover 57 is then threadedly coupled bar 56 and connected, is then made with fastening nut 58
It obtains and forms pulling force between left rigidized cover 51 and right rigidized cover 57, so that left retainer plate and right retainer plate be driven to form drawing between each other
Power, so that fixed stronger of pipeline inside left retainer plate and right retainer plate, and the pulling force that bracing means 5 is formed
It is lasting, to prevent pipeline from generating the case where loosening and falling off because the time is larger with the temperature difference too long, to make
The pipeline that must be connected can be permanent use.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
Claims (8)
1. a kind of fluid circuit changing-over head, including left fixed thread circle (2) and connection supervisor (3), which is characterized in that described left solid
Determine the left end that the fillet of screw (2) is mounted on connection supervisor (3), the left fixed thread circle (2) and connection supervisor (3) pass through welding
Mode is fixedly connected, and the right end of the connection supervisor (3) is provided with right fixed thread circle (4), the right fixed thread circle (4)
It is fixedly connected with connection supervisor (3) by welding manner, the circumferential inner of the connection supervisor (3) is provided with lateral conveyer
(8), it is provided with delivery pipe (11) on the conveyer (8), the left end of the delivery pipe (11) is provided with casing head (9), institute
It states and is socketed with Sealing shield ring (10) in delivery pipe (11) outer circumferential walls on the right side of casing head (9), on the right side of the Sealing shield ring (10)
Delivery pipe (11) outer circumferential walls on be socketed with fixed seal ring (12), the side that the fixed seal ring (12) passes through paste adhesive
Formula is fixedly mounted in the outer circumferential walls in delivery pipe (11) middle position, and the right end of the delivery pipe (11) is provided with casing head
(9), the circumferential exterior of the left fixed thread circle (2) is provided with the left fixing sleeve (1) stretched out to the left, the left fixing sleeve (1)
It is fixedly connected in such a way that screw thread is tightened with left fixed thread circle (2), the circumferential exterior setting of the right fixed thread circle (4)
There is the right fixing sleeve (6) stretched out to the right, the right fixing sleeve (6) and right fixed thread circle (4) are consolidated in such a way that screw thread is tightened
Fixed connection, the left fixing sleeve (1) and the transversely inner of right fixing sleeve (6) are provided with oval fixing groove (7), the delivery pipe
(11) casing head (9) of left end stretches out the left end of left fixed thread circle (2) and is provided with the inside of left fixing sleeve (1), described defeated
It send the casing head (9) of pipe (11) right end to stretch out the right end of right fixed thread circle (4) and is arranged in the inside of right fixing sleeve (6), institute
The circumferential exterior for stating left fixing sleeve (1) and right fixing sleeve (6) is connected with bracing means (5).
2. a kind of fluid circuit changing-over head according to claim 1, which is characterized in that on the bracing means (5) most
Left end is provided with left rigidized cover (51), and the left rigidized cover (51) is fixedly mounted in the outer circumferential walls of left fixing sleeve (1), described
Be provided with limit stop ring (55) in the outer circumferential walls of the rightmost side upper and lower ends of left fixing sleeve (1), the limit stop ring (55) and
Left fixing sleeve (1) is fixedly connected by welding manner, and the right end on the bracing means (5) is provided with right rigidized cover (57),
The right rigidized cover (57) is fixedly mounted on the circumferential exterior of right fixing sleeve (6), right fixing sleeve (6) leftmost side upper and lower ends
Another set limit stop ring (55) are provided in outer circumferential walls.
3. a kind of fluid circuit changing-over head according to claim 2, which is characterized in that the left rigidized cover (51) and the right side add
It is provided with fixed block (53) on the upper and lower ends outer wall of (57) Gu covering, the left rigidized cover (51) and right rigidized cover (57) and fixation
Block (53) is fixedly connected by welding manner, and the transversely inner of the fixed block (53) is provided with movable span (54), and the left side adds
Gu the movable span (54) of set (51) and right rigidized cover (57) upper and lower side fixed block (53) is internally connected with lateral whorl brace rod
(56), whorl brace rod (56) left end of the upside is provided with block (52), and the whorl brace rod (56) of the upside is most
Right end circumferential exterior is socketed with fastening nut (58).
4. a kind of fluid circuit changing-over head according to claim 2, which is characterized in that the left rigidized cover (51) and the right side add
Gu the whorl brace rod (56) for covering (57) two sides up and down is opposite by fixed block (53) internal movable span (54) and opposite direction
Installation.
5. a kind of fluid circuit changing-over head according to claim 1, which is characterized in that the set at delivery pipe (11) both ends
The shape and structure of tube head (9) are all the same.
6. a kind of fluid circuit changing-over head according to claim 1, which is characterized in that the fixed seal ring (12) uses
It is soft rubber material, and the circumference circle of fixed seal ring (12) is slightly larger than the circumferential inner wall of connection supervisor (3).
7. a kind of fluid circuit changing-over head according to claim 2, which is characterized in that the length of the whorl brace rod (56)
Degree is equal to the length of connection supervisor (3).
8. a kind of fluid circuit changing-over head according to claim 1, which is characterized in that the left fixing sleeve (1) and the right side are solid
The internal oval fixing groove (7) of fixed set (6) is identical as the shape of casing head (9), and the outer wall of casing head (9) can it is intact with
The inner wall of oval fixing groove (7) fits together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820739013.4U CN208311734U (en) | 2018-05-18 | 2018-05-18 | A kind of fluid circuit changing-over head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820739013.4U CN208311734U (en) | 2018-05-18 | 2018-05-18 | A kind of fluid circuit changing-over head |
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| Publication Number | Publication Date |
|---|---|
| CN208311734U true CN208311734U (en) | 2019-01-01 |
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ID=64712734
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820739013.4U Active CN208311734U (en) | 2018-05-18 | 2018-05-18 | A kind of fluid circuit changing-over head |
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| Country | Link |
|---|---|
| CN (1) | CN208311734U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109798406A (en) * | 2019-01-24 | 2019-05-24 | 江苏盐电阀门有限公司 | A kind of quick-detachable check-valves |
-
2018
- 2018-05-18 CN CN201820739013.4U patent/CN208311734U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109798406A (en) * | 2019-01-24 | 2019-05-24 | 江苏盐电阀门有限公司 | A kind of quick-detachable check-valves |
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