CN209229173U - A kind of leak-proof device for drainage system pre-treatment end - Google Patents
A kind of leak-proof device for drainage system pre-treatment end Download PDFInfo
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- CN209229173U CN209229173U CN201821381532.4U CN201821381532U CN209229173U CN 209229173 U CN209229173 U CN 209229173U CN 201821381532 U CN201821381532 U CN 201821381532U CN 209229173 U CN209229173 U CN 209229173U
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Abstract
The utility model discloses a kind of leak-proof devices for drainage system pre-treatment end, include first pipe, second pipe, water proof ring, snap ring, gasket, fixture block, spring and sealing ring；The water proof ring is fixed on the intersection of first pipe and second pipe；The inner wall ring of the first pipe is recessed with the card slot matched with snap ring；The inner wall of the first pipe is equipped with thread groove；The outer wall ring of the second pipe is recessed with accommodation groove；One end of the spring is fixed on accommodation groove；The fixture block is fixed on the other end of spring；The snap ring is fixed on fixture block；The gasket is fixed on the outside of snap ring in fixture block intersection；The sealing ring is sheathed on the snap ring；The outer wall of the second pipe is equipped with the thread protrusion matched with the thread groove above accommodation groove.The utility model is equipped with three layers of leakage-proof structure, effectively solves the defect for causing the phenomenon of leakage because expanding with heat and contract with cold in the prior art, has achieved the purpose that leakproof.
Description
Technical field
The utility model relates to drainage system technical fields, are used for drainage system pre-treatment more specifically to one kind
The leak-proof device at end.
Background technique
Drainage system is one of the important component of entire new air circulating system, mainly for delivery of discharge waste liquid.Newly
Air circulating system is that outdoor air is drawn on ventilator, is discharged into interior after filtering heat exchange；In filtering heat transfer process
In, waste liquid is generated because of cold and hot accompany each other, and is uniformly processed at this point, waste liquid will be output to collect outside system by drainage system.?
The pre-treatment end part of drainage system is influenced since temperature is high or low at this time for liquid by expanding with heat and contract with cold, and pipeline intersection is very
It is easy meeting therefore leakage, therefore, the pipe material of this part and corresponding structure are all more special than common pipe to improve
Leak resistance.The pre-treatment end part of existing drainage system, is usually used the mode of pipe fitting sleeving, before two pipelines one
It is arranged to inlay after one and be fixed on docking pipe fitting, marine glue is usually added in leakage in order to prevent at pipeline and intersecting pipe fitting
Cloth or Waterproof cotton infiltrate from pipeline and intersecting pipe fitting to prevent waste liquid.But this addition mackintosh or Waterproof cotton
Mode may be only available in the leakproof pipeline under general case, but for the pre-treatment end part of drainage system, due to cold
The influence for the environment that heat is accompanied each other, the intersection between this section of tubing are easy to make pipeline enclosure after repeatedly expanding with heat and contract with cold
There is gap at pipe fitting docking, to generate the phenomenon of leakage.Therefore, leakage occur existing at the pre-treatment end of drainage system in order to prevent
As being badly in need of carrying out special construction improvement to the pipeline of this part to improve leak resistance.
Utility model content
In view of this, the present invention provides a kind of leak-proof devices for drainage system pre-treatment end, existing to solve
There is the defect that the phenomenon of leakage is easy to appear for the pre-treatment end of drainage system.
To achieve the above object, the utility model provides following technical solution:
A kind of leak-proof device for drainage system pre-treatment end, includes first pipe and second pipe, and described second
Pipeline, which is arranged to be fixed on, is connected to the inner cavity of second pipe with the inner cavity of first pipe；It further include having waterproof
Circle, snap ring, gasket, fixture block, spring and sealing ring；The water proof ring is fixed on the first pipe and intersects with second pipe
Bearing is for preventing extraction raffinate from leaking out to outside pipe；The inner wall ring of the first pipe is recessed with the card matched with the snap ring
Slot；The inner wall of the first pipe is equipped with thread groove at card slot lower section；The outer wall ring of the second pipe is recessed with accommodating
Slot；One end of the spring is fixed on the second pipe at accommodating trench bottom；The bottom of the fixture block is fixed on the bullet
The other end of spring；The snap ring is fixed on the top of the fixture block；The gasket is fixed on the outside of the snap ring in fixture block
Intersection is for preventing extraction raffinate from penetrating into accommodation groove；The sealing ring is sheathed on the snap ring for preventing extraction raffinate from leaking out to
Pipe is outer；The outer wall of the second pipe is equipped with the thread protrusion matched with the thread groove above accommodation groove；It is described
Second pipe is under the screwing of the thread groove and thread protrusion along the inner wall activity of first pipe until the snap ring exists
It is connected in the card slot under spring effect along accommodation groove movable telescopic.
As a preferred embodiment of the present invention, material used in the water proof ring is plastic cement.
As a preferred embodiment of the present invention, material used in the gasket is plastic cement or rubber.
As a preferred embodiment of the present invention, material used in the sealing ring is rubber.
As a preferred embodiment of the present invention, the end face corner of the second pipe is set as arc angle.
It can be seen from the above technical scheme that the utility model has the following beneficial effects: the present apparatus using thread groove with
Thread protrusion mutually screws under effect, so that second pipe is screwed directed along the direction of thread groove fixed to first pipe
On, on the one hand reduce the usage amount of docking pipe fitting, reduce cost, on the other hand avoid waste liquid from first pipe and second pipe it
Between clearance leakage, achieve the purpose that a leakproof；Under flexible mutual clamping effect using snap ring and card slot, so that the second pipe
The fixation of road and first pipe is further strengthened, and prevents from causing the gap of second pipe and first pipe to become because expanding with heat and contract with cold
Change and waste liquid is caused to permeate from gap, is sheathed on snap ring in conjunction with the sealing ring and is leaked out to from the snap ring to prevent extraction raffinate
Pipe is outer, to achieve the purpose that secondary leakproof；It is used using the intersection that water proof ring is fixed on the first pipe and second pipe
In preventing extraction raffinate from leaking out to outside pipe, to achieve the purpose that leakproof three times；Therefore, the utility model is provided with three times from inside to outside
Leakage-proof structure efficiently solves the defect for causing the phenomenon of leakage because expanding with heat and contract with cold in the prior art, improves whole anti-leakage
Can, to achieve the purpose that leakproof.
Detailed description of the invention
Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this
New embodiment is used to explain the utility model together, does not constitute limitations of the present invention.In the accompanying drawings:
Fig. 1 is a kind of structure of the leak-proof device for drainage system pre-treatment end provided by the utility model embodiment
Schematic diagram.
Fig. 2 is schematic enlarged-scale view at A in Fig. 1.
Fig. 3 is the schematic cross-sectional view of first pipe provided by the utility model embodiment.
Fig. 4 is the schematic cross-sectional view of second pipe provided by the utility model embodiment.
In figure: 10- first pipe；11- thread groove；12- card slot；20- second pipe；21- thread protrusion；22- card
Ring；23- gasket；24- fixture block；25- accommodation groove；26- spring；27- arc angle；30- water proof ring；The soft protective layer of 40-；50-
Hard protection layer；60- rigid protection layer；70- sealing ring.
Specific embodiment
As shown in figs. 1-4, a kind of leak-proof device for drainage system pre-treatment end is present embodiments provided, includes
First pipe 10 and second pipe 20, the second pipe 20, which is arranged to be fixed in first pipe 10, makes the interior of second pipe 20
Chamber is connected to the inner cavity of first pipe 10；Further include have water proof ring 30, snap ring 22, gasket 23, fixture block 24, spring 26 and
Sealing ring 70；The first pipe 10 that the water proof ring 30 is fixed on intersects bearing with second pipe 20 for preventing extraction raffinate from seeping
Leakage is outer to managing；The inner wall ring of the first pipe 10 is recessed with the card slot 12 matched with the snap ring 22；The first pipe
10 inner wall is equipped with thread groove 11 below card slot 12；The outer wall ring of the second pipe 20 is recessed with accommodation groove 25；Institute
The one end for stating spring 26 is fixed on the second pipe 20 at 25 bottom of accommodation groove；The bottom of the fixture block 24 is fixed on institute
State the other end of spring 26；The snap ring 22 is fixed on the top of the fixture block 24；The gasket 23 is fixed on the card
22 outside of ring is in 24 intersection of fixture block for preventing extraction raffinate from penetrating into accommodation groove 25；The sealing ring 70 is sheathed on the snap ring
For preventing extraction raffinate from leaking out to outside pipe on 22；The outer wall of the second pipe 20 is equipped with and the screw thread above accommodation groove 25
The thread protrusion 21 that groove 11 matches；The second pipe 20 screws lower edge the thread groove 11 and thread protrusion 21
First pipe 10 inner wall activity until the snap ring 22 is connected under the effect of spring 26 along 25 movable telescopic of accommodation groove
In the card slot 12.In the utility model embodiment, the second pipe 20 divides for Butt Section and circulation section, wherein this is right
The inner cavity for connecing section is connected to the inner cavity of circulation section, and the inner wall caliber of Butt Section is less than or equal to the bore of first pipe 10, stream
The bore of logical section is equal with the bore of first pipe 10；Arc angle is provided on the end surfaces of the Butt Section of second pipe 20
27, the outer wall of the Butt Section is equipped with thread protrusion 21 along outer tube wall helical ring below end surfaces, the outer wall of the Butt Section in
21 lower section ring of thread protrusion is recessed with accommodation groove 25, and the accommodation groove 25 is concave slot, the i.e. bore at the top of the accommodation groove 25
Less than the bore of bottom, the fixture block 24 is oblique to be put into accommodation groove 25, and the length of the fixture block 24 is greater than the accommodation groove 25
Top bore, but be less than the bore of the bottom of the accommodation groove 25 so that the fixture block 24 can only along the activity of accommodation groove 25 and
It cannot be skidded off from the bore at the top of the accommodation groove 25；Spring 26, which is fixed between accommodation groove 25 and fixture block 24, makes fixture block 24 exist
Along the round-trip activity of accommodation groove 25 under the elastic force effect of spring 26；The thickness of the snap ring 22 is less than the top of the accommodation groove 25
Bore, and it is fixed on the intermediate position of fixture block 24, so that snap ring 22 is under the rolling action of the elastic force and fixture block 24 of spring 26
The top of accommodation groove 25 is in and out of along 25 telescopic slide of accommodation groove；The sealing ring 70 is socketed on the outer wall of snap ring 22, is used
In preventing extraction raffinate from leaking out to outside pipe.The inner wall of the first pipe 10 is matched along pipe wall screw is recessed with the snap ring 22
Card slot 12.The inner wall ring of the first pipe 10 is matched along tube wall is recessed with the thread protrusion 21 at 12 lower section of card slot
Thread groove 11.
Specifically, the tube wall of the first pipe 10 is disposed with soft protective layer 40, hard protection layer 50 from inside to outside
And rigid protection layer 60；The tube wall of the second pipe 20 is disposed with soft protective layer 40, hard protection layer from inside to outside
50 and rigid protection layer 60；The material of the soft protective layer 40 is plastic cement；The hard protection layer 50 is hard polyaminoester；This is just
Property protective layer 60 be glass reinforced plastic or perspex steel.Material used in the water proof ring 30 is plastic cement.Material used in the gasket 23 is
Plastic cement or rubber.Material used in the sealing ring 70 is rubber.
In order to avoid the end face of second pipe 20 is damaged because of collision, 20 threaded engagement of second pipe is facilitated to be connected in first
On pipeline 10, the end face corner of the second pipe 20 is set as arc angle 27.
The course of work of the utility model embodiment are as follows: in the initial state, second pipe 20 and first pipe 10 are mutual
It separates, the snap ring 22 on the second pipe 20 is under the rolling action of the elastic force and fixture block 24 of spring 26 along accommodation groove 25
Telescopic slide protrudes from accommodation groove 25；When second pipe 20 is under manual operation, pass through thread groove 11 and thread protrusion 21
It mutually screws, so that second pipe 20 is threaded into therewith in first pipe 10；When the snap ring 22 on second pipe 20 contacts
To after first pipe 10, under the extruding of first pipe 10, the snap ring 22 will squeeze spring 26 and be contracted to accommodation groove 25
It is interior；When 20 precession of second pipe to the position of the card slot 12 matched with snap ring 22, snap ring 22 is no longer influenced by first pipe 10
Inner wall squeeze, the snap ring 22 on second pipe 20 is under the rolling action of the elastic force and fixture block 24 of spring 26 along accommodating
25 movable telescopic of slot is connected in the card slot 12, so that second pipe 20 is fixed in first pipe 10.
The present apparatus is mutually screwed under effect using thread groove 11 and thread protrusion 21, so that second pipe 20 is direct
Screw along the direction of thread groove 11 fixed in first pipe 10, on the one hand reduce the usage amount of docking pipe fitting, reduce at
This, is on the other hand avoided clearance leakage of the waste liquid between first pipe 10 and second pipe 20, achievees the purpose that a leakproof；
Using under the flexible mutual clamping effect of snap ring 22 and card slot 12 so that the fixation of second pipe 20 and first pipe 10 obtain into
One step is reinforced, and prevents from causing waste liquid from gap due to expanding with heat and contract with cold causes the gap of second pipe 20 and first pipe 10 to change
Infiltration, is sheathed on snap ring 22 in conjunction with the sealing ring 70 and leaks out to outside pipe from the snap ring 22 to prevent extraction raffinate, to reach
The purpose of secondary leakproof；The first pipe 10 is fixed on using water proof ring 30 and the intersection of second pipe 20 is remaining for preventing
Liquid leaks out to outside pipe, to achieve the purpose that leakproof three times；Therefore, the utility model is provided with anti-drain junction three times from inside to outside
Structure, and there is certain overdose spaces of expanding with heat and contract with cold between second pipe 20 and first pipe 10, when generation heat expansion phenomenon
When, second pipe 20 will more be adjacent to and be fixed in first pipe 10, when shrinkage phenomenon occurs, second pipe 20 and first
The gap of pipeline 10 will increase certain space, but since snap ring 22 is connected in card slot 12, and be arranged with sealing ring on snap ring 22
70, to effectively prevent raffinate to infiltrate into outside pipe from second pipe 20 and the increased gap of first pipe 10, to effectively solve
It has determined and has caused the defect of the phenomenon of leakage because expanding with heat and contract with cold in the prior art, improved whole leak resistance, to reach leakproof
Purpose.
The foregoing description of the disclosed embodiments can be realized professional and technical personnel in the field or using originally practical new
Type.Various modifications to these embodiments will be readily apparent to those skilled in the art, and determine herein
The General Principle of justice can be realized in other embodiments without departing from the spirit or scope of the present utility model.Cause
This, the present invention will not be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The widest scope consistent with features of novelty.
Claims (5)
1. a kind of leak-proof device for drainage system pre-treatment end includes first pipe and second pipe, second pipe
Road, which is arranged to be fixed on, is connected to the inner cavity of second pipe with the inner cavity of first pipe；It is characterized in that, also wrapping
Water proof ring, snap ring, gasket, fixture block, spring and sealing ring are included；The water proof ring is fixed on the first pipe and second
Pipeline intersection bearing is for preventing extraction raffinate from leaking out to outside pipe；The inner wall ring of the first pipe is recessed with to match with the snap ring
The card slot of conjunction；The inner wall of the first pipe is equipped with thread groove at card slot lower section；The outer wall ring of the second pipe is recessed
There is accommodation groove；One end of the spring is fixed on the second pipe at accommodating trench bottom；The bottom of the fixture block is fixed on
The other end of the spring；The snap ring is fixed on the top of the fixture block；The gasket is fixed on the outside of the snap ring
In fixture block intersection for preventing extraction raffinate from penetrating into accommodation groove；The sealing ring is sheathed on the snap ring for preventing extraction raffinate
It leaks out to outside pipe；It is convex that the outer wall of the second pipe is equipped with the screw thread matched with the thread groove above accommodation groove
It rises；The second pipe is under the screwing of the thread groove and thread protrusion along the inner wall activity of first pipe until described
Snap ring is connected in the card slot along accommodation groove movable telescopic under the action of the spring.
2. a kind of leak-proof device for drainage system pre-treatment end according to claim 1, it is characterised in that: described anti-
Material used in hydrosphere is plastic cement.
3. a kind of leak-proof device for drainage system pre-treatment end according to claim 1, it is characterised in that: described close
Material used in packing is plastic cement or rubber.
4. a kind of leak-proof device for drainage system pre-treatment end according to claim 1, it is characterised in that: described close
Material used in seal is rubber.
5. a kind of leak-proof device for drainage system pre-treatment end according to claim 1, it is characterised in that: described
The end face corner of two pipelines is set as arc angle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821381532.4U CN209229173U (en) | 2018-08-24 | 2018-08-24 | A kind of leak-proof device for drainage system pre-treatment end |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821381532.4U CN209229173U (en) | 2018-08-24 | 2018-08-24 | A kind of leak-proof device for drainage system pre-treatment end |
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| Publication Number | Publication Date |
|---|---|
| CN209229173U true CN209229173U (en) | 2019-08-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821381532.4U Active CN209229173U (en) | 2018-08-24 | 2018-08-24 | A kind of leak-proof device for drainage system pre-treatment end |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111919721A (en) * | 2020-08-22 | 2020-11-13 | 贵州元亨利农业科技开发有限公司 | Accuse volume of usefulness is planted to tuber of hyacinth bletilla and is driped irrigation utensil |
-
2018
- 2018-08-24 CN CN201821381532.4U patent/CN209229173U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111919721A (en) * | 2020-08-22 | 2020-11-13 | 贵州元亨利农业科技开发有限公司 | Accuse volume of usefulness is planted to tuber of hyacinth bletilla and is driped irrigation utensil |
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