CN207687538U - A kind of sealing structure - Google Patents
A kind of sealing structure Download PDFInfo
- Publication number
- CN207687538U CN207687538U CN201721791151.9U CN201721791151U CN207687538U CN 207687538 U CN207687538 U CN 207687538U CN 201721791151 U CN201721791151 U CN 201721791151U CN 207687538 U CN207687538 U CN 207687538U
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- connecting tube
- flowing lumen
- mounting hole
- hole position
- groove
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Abstract
The utility model discloses a kind of sealing structure, including the first connecting tube and the second connecting tube, first connecting tube has logical liquid portion and interconnecting piece, interconnecting piece is set to the one end in logical liquid portion, it is provided along its length the first flowing lumen in logical liquid portion, interconnecting piece is equipped with an at least mounting hole position, second connecting tube is identical as the quantity of mounting hole position, every 1 second connecting tube is correspondingly arranged in a mounting hole position, the outer diameter of second connecting tube is identical as mounting hole position internal diameter, second connecting tube is provided along its length the second flowing lumen, second flowing lumen is connected to the first flowing lumen, the outer wall of every 1 second connecting tube is equipped with multiple seal grooves and at least one fixing groove around its direction of axis line, multiple seal grooves are close to the first flowing lumen, fixing groove is far from the first flowing lumen, a sealing rubber ring is equipped in each fixing groove.
Description
Technical field
The utility model is related to technical field of sealing technology, and in particular, to a kind of sealing structure.
Background technology
In connectivity structure between some high-pressure fluids, Yin Qinei flowings are high-pressure fluids, are generally required to connection
Structure is sealed processing, prevents the leakage of high-pressure fluid.And traditional encapsulation process is to increase sealing rubber ring to junction to use
It with sealing, but is sealed through the above way, long afterwards, sealing rubber ring is yielding for usage time, and high-pressure fluid is caused to be revealed, contracting
The service life of short sawn timber.
Utility model content
In view of the deficiencies of the prior art, the utility model provides that a kind of sealing effect is good, sealing structure with long service life.
A kind of sealing structure disclosed by the utility model, including：
First connecting tube has logical liquid portion and interconnecting piece；Interconnecting piece is set to the one end in logical liquid portion；Along its length in logical liquid portion
It spends direction and is equipped with the first flowing lumen；Interconnecting piece is equipped with an at least mounting hole position；And
The second connecting tube identical with mounting hole bit quantity；Every 1 second connecting tube is correspondingly arranged in a mounting hole position, the
The outer diameter of two connecting tubes is identical as mounting hole position internal diameter；Second connecting tube is provided along its length the second flowing lumen, second
Cavity is connected to the first flowing lumen；The outer wall of every 1 second connecting tube is equipped with multiple seal grooves and extremely around its direction of axis line
A few fixing groove；Multiple seal grooves are close to the first flowing lumen；Fixing groove is far from the first flowing lumen；One is equipped in each fixing groove
Sealing rubber ring.
An embodiment according to the present utility model, the second flowing lumen are more than it far close to the aperture of first flowing lumen one end
The aperture of the other end from the first flowing lumen.
An embodiment according to the present utility model, multiple seal grooves are arranged in order along the central axis of the second connecting tube,
Spacing is identical between adjacent two seal groove.
An embodiment according to the present utility model, sealing structure further include：Fixation identical with the second connecting tube quantity
Bayonet lock；The tube wall of each second connecting tube is equipped at least two corresponding first mounting grooves；The inner hole wall of each mounting hole position
It is equipped with identical as at least two first mounting groove quantity and corresponding second mounting groove；The first mounting groove of each two and two it is right
In the second mounting groove answered while a hold-open catch being installed.
An embodiment according to the present utility model, hold-open catch are U-shaped structure.
The advantageous effect that the utility model is different from the prior art is：The sealing structure of the utility model passes through multiple sealings
Annular groove forms labyrinth sealing, makes high-pressure fluid before reaching sealing rubber ring by repeatedly throttling and dilatation, significantly
It reduces high-pressure fluid to act on to the pressure of sealing rubber ring so that sealing rubber ring is unlikely to deform, and extends the service life of product.
Description of the drawings
Attached drawing described herein is used for providing further understanding of the present application, constitutes part of this application, this Shen
Illustrative embodiments and their description please do not constitute the improper restriction to the application for explaining the application.In the accompanying drawings：
Fig. 1 is one of the sectional view of sealing structure in embodiment；
Fig. 2 is two of the sectional view of sealing structure in embodiment
Fig. 3 is Section A-A figure in Fig. 1；
Fig. 4 is section B-B figure in Fig. 2；
Fig. 5 is the enlarged drawing of C portion in Fig. 1.
Reference sign：100, the first connecting tube；200, the second connecting tube；110, lead to liquid portion；120, interconnecting piece；111、
First flowing lumen；121, mounting hole position；210, the second flowing lumen；220, seal groove；230, fixing groove；240, sealing rubber ring；
300, hold-open catch；250, the first mounting groove；1211, the second mounting groove.
Specific implementation mode
Multiple embodiments that the utility model will be disclosed with schema below, as clearly stated, in many practices
Details will be explained in the following description.It should be appreciated, however, that the details in these practices is not applied to limit this practicality newly
Type.That is, in some embodiments of the utility model, the details in these practices is non-essential.In addition, for letter
For the sake of changing schema, some known usual structures will be painted it in a manner of simply illustrative in the drawings with component.
It is to be appreciated that the directional instruction (such as up, down, left, right, before and after ...) of institute in the utility model embodiment
It is only used for explaining relative position relation, the motion conditions etc. under a certain particular pose (as shown in the picture) between each component, such as
When the fruit particular pose changes, then directionality instruction also correspondingly changes correspondingly.
In addition, the description for being such as related to " first ", " second " in the present invention is used for description purposes only, and non-specifically
The meaning of order or cis-position is censured, it is also non-to limit the utility model, it is retouched with same technique term just for the sake of difference
The component stated or operation are not understood to indicate or imply its relative importance or implicitly indicate indicated technology
The quantity of feature." first " is defined as a result, the feature of " second " can explicitly or implicitly include at least one spy
Sign.In addition, the technical solution between each embodiment can be combined with each other, but must be with those of ordinary skill in the art's energy
It is enough realize based on, when the knot that conflicting or cannot achieve when will be understood that this technical solution occurs in the combination of technical solution
Conjunction is not present, also not within the protection domain of the requires of the utility model.
Embodiment：
It please refers to Fig.1 to shown in 5, respectively Section A-A in one of sectional view of sealing structure, the two of sectional view, Fig. 1
Figure, in Fig. 2 in section B-B figure and Fig. 1 C portion enlarged drawing.
The present embodiment provides a kind of sealing structures, including the first connecting tube 100 and the second connecting tube 200.First connection
There is pipe 100 logical liquid portion 110 and interconnecting piece 120, wherein interconnecting piece 120 to be set to the one end in logical liquid portion 110, lead to edge in liquid portion 110
Its length direction is equipped with the first flowing lumen 111, and interconnecting piece 120 is equipped with an at least mounting hole position 121.The number of second connecting tube 200
Amount is identical as the quantity of mounting hole position 121, and every 1 second connecting tube 200 is correspondingly arranged in a mounting hole position 121, the second connecting tube
200 outer diameter is identical as 121 internal diameter of mounting hole position so that when the second connecting tube 200 is installed on mounting hole position 121, the second connection
The outer wall of pipe 200 is abutted with the inner wall of mounting hole position 121.Second connecting tube 200 is provided along its length the second flowing lumen
210, the second flowing lumen 210 is connected to the first flowing lumen 111.The outer wall of every 1 second connecting tube 200 is around its direction of axis line ring
Equipped with multiple seal grooves 220 and at least one fixing groove 230, multiple seal grooves 220 are close to the first flowing lumen 111, fixing groove
230 far from the first flowing lumen 111；A sealing rubber ring 240 is equipped in each fixing groove 230.In the present embodiment, seal groove 220
And the cross section of fixing groove 230 can be semicircle, rectangle, U-shaped and fillet trapezoid.Multiple seal grooves 220 are located at the first circulation
Between chamber 111 and fixing groove 230.Specifically, the second flowing lumen 210 is more than it far close to the aperture of 111 one end of the first flowing lumen
The aperture of the other end from the first flowing lumen 111 can effectively enhance high-pressure fluid and flow to the first connecting tube by the second connecting tube 200
100 stability.In another embodiment, multiple seal grooves 220 are arranged in order along the central axis of the second connecting tube 200, phase
Spacing is identical between adjacent two seal grooves 220.
Above-mentioned seal groove 220, fixing groove 230 and 240 quantity of sealing rubber ring can be arranged according to application demand, such as answer
When the pump housing for medical water jet, can be arranged in one second connecting tube 200 two seal grooves, 220, group fixing grooves 230 with
An and sealing rubber ring 240.
Shown in Fig. 4, in order to keep the second connecting tube 200 fixed more firm in the first connecting tube 100, this
The sealing structure of utility model further includes hold-open catch identical with 200 quantity of the second connecting tube 300.Each second connecting tube
200 tube wall is equipped at least two corresponding first mounting grooves 250, the inner hole wall of each mounting hole position 121 be equipped with extremely
Few two 250 quantity of the first mounting groove are identical and corresponding second mounting groove 1211, the first mounting groove 313 are pacified with corresponding second
The space of 500 one end of single hold-open catch can be put by just being formed between tankage 1211, the first mounting groove of each two 250 with it is corresponding
Two the second mounting grooves 1211 in a hold-open catches 300 are installed simultaneously.Hold-open catch 300 is U-shaped structure, hold-open catch 300
It is more easy on the tube wall for being fastened on the second connecting tube 200 using the structure of its U-shaped mouth so that its both ends is more easy to be mounted on corresponding the
Between one mounting groove 313 and corresponding second mounting groove 1211.Reinforce the second connecting tube 200 in installation by hold-open catch 500
Fixation in circular groove 121, design is simple, and production cost is low, and consolidation effect is apparent.
In conclusion the sealing structure of the utility model is provided with multiple seal grooves 220 and sealing rubber ring 240, by more
A seal groove 220 forms labyrinth sealing, and high-pressure fluid is made to make by repeatedly throttling and dilatation before reaching sealing rubber ring 240
With substantially reducing high-pressure fluid and act on to the pressure of sealing rubber ring 240 so that sealing rubber ring 240 is unlikely to deform, and extends product
Service life.
The embodiment of upper described only the utility model, is not intended to limit the utility model.For this field
For technical staff, various modifications and changes may be made to the present invention.The interior institute of all spirit and principle in the utility model
Any modification, equivalent substitution, improvement and etc. of work should all be included within the right of the utility model.
Claims (5)
1. a kind of sealing structure, which is characterized in that including：
First connecting tube (100) has logical liquid portion (110) and interconnecting piece (120)；The interconnecting piece (120) is set to described logical
The one end in liquid portion (110)；It is provided along its length the first flowing lumen (111) in the logical liquid portion (110)；The interconnecting piece
(120) it is equipped with an at least mounting hole position (121)；And
The second connecting tube (200) identical with mounting hole position (121) quantity；Each second connecting tube (200) is corresponding
In a mounting hole position (121), the outer diameter of second connecting tube (200) and mounting hole position (121) the internal diameter phase
Together；Second connecting tube (200) is provided along its length the second flowing lumen (210), the second flowing lumen (210) connection
First flowing lumen (111)；The outer wall of each second connecting tube (200) is equipped with multiple close around its direction of axis line
Sealing groove (220) and at least one fixing groove (230)；Multiple seal grooves (220) are close to first flowing lumen (111)；
The fixing groove (230) is far from first flowing lumen (111)；A sealing rubber ring is equipped in each fixing groove (230)
(240)。
2. sealing structure according to claim 1, it is characterised in that：Second flowing lumen (210) is close to described first
The aperture of flowing lumen (111) one end is more than the aperture of its other end far from first flowing lumen (111).
3. sealing structure according to claim 1, it is characterised in that：Multiple seal grooves (220) connect along described second
The central axis for taking over (200) is arranged in order, and spacing is identical between adjacent two seal groove (220).
4. sealing structure according to any one of claims 1 to 2, which is characterized in that it further includes：With second connecting tube
(200) the identical hold-open catch of quantity (300)；The tube wall of each second connecting tube (200) is equipped at least two and corresponds to
The first mounting groove (250)；The inner hole wall of each mounting hole position (121) is equipped with and at least two first mounting grooves
(250) quantity is identical and corresponding second mounting groove (1211)；First mounting groove (250) described in each two corresponding with two
One hold-open catch (300) is installed simultaneously in two mounting grooves (1211).
5. sealing structure according to claim 4, it is characterised in that：The hold-open catch (300) is U-shaped structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721791151.9U CN207687538U (en) | 2017-12-20 | 2017-12-20 | A kind of sealing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721791151.9U CN207687538U (en) | 2017-12-20 | 2017-12-20 | A kind of sealing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207687538U true CN207687538U (en) | 2018-08-03 |
Family
ID=62994708
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721791151.9U Active CN207687538U (en) | 2017-12-20 | 2017-12-20 | A kind of sealing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207687538U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109944999A (en) * | 2017-12-20 | 2019-06-28 | 惠州海卓科赛医疗有限公司 | A kind of sealing structure |
-
2017
- 2017-12-20 CN CN201721791151.9U patent/CN207687538U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109944999A (en) * | 2017-12-20 | 2019-06-28 | 惠州海卓科赛医疗有限公司 | A kind of sealing structure |
| CN109944999B (en) * | 2017-12-20 | 2024-03-26 | 惠州海卓科赛医疗有限公司 | Sealing structure |
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