CN202181557U - Additional joint device of inspection well - Google Patents
Additional joint device of inspection well Download PDFInfo
- Publication number
- CN202181557U CN202181557U CN2011202665533U CN201120266553U CN202181557U CN 202181557 U CN202181557 U CN 202181557U CN 2011202665533 U CN2011202665533 U CN 2011202665533U CN 201120266553 U CN201120266553 U CN 201120266553U CN 202181557 U CN202181557 U CN 202181557U
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- CN
- China
- Prior art keywords
- plus couplings
- manhole
- plus
- sealing shroud
- couplings
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
Abstract
The utility model relates to pipe fittings, and especially relates to a additional joint device of an inspection well. The additional joint device of the inspection well comprises a additional joint (2) which is connected between an inspection well wellhole (4) and a pipeline (3), wherein a seal sleeve (1) is arranged between the additional joint (2) and the inspection well wellhole (4), an external surface of a connecting end between the seal sleeve (1) and the inspection well wellhole (4) is sealed with a hole (41) opened on the inspection well wellhole (4), and an internal surface of a connecting end between the seal sleeve (1) and the additional joint (2) is sealed with an external surface of the additional joint (2). The additional joint device of the inspection well in the utility model can be flexibly connected with the pipeline at different heights and different directions according to needs, and has the advantages of simple structure, low cost, convenient construction, safety and reliability.
Description
Technical field
The utility model relates to plumbing fitting, is specifically related to a kind of plus couplings device of manhole.
Background technology
Plus couplings is used for the plastic inspection well pit shaft, and according to the construction needs, at the construction field (site) in the pit shaft different height, the direct perforate of different directions is installed and connected pipeline.Saddle joint complex structure on the market, part is many, and pit shaft length is often longer when construction, and after pit shaft ended the hole, the saddle joint main body will be stretched through the hole of having held successfully from the pit shaft inner surface again and install, and causes the construction trouble like this.Saddle joint on this plus couplings and the market is realized same function, but this plus couplings is simple in structure, easy construction, and cost is low.
The utility model content
The problem that the utility model will solve provides a kind of plus couplings device of the manhole that can be connected with the pipeline of differing heights, different directions neatly as required, and the plus couplings apparatus structure of this manhole is simple, and cost is low, and easy construction is safe and reliable.
For realizing above-mentioned purpose; The technical scheme of the utility model is: a kind of plus couplings device of manhole; Comprise the plus couplings that is connected between manhole pit shaft and the pipeline; Between said plus couplings and the manhole pit shaft sealing shroud is set, the external surface of said sealing shroud and manhole pit shaft link and the hole that the manhole pit shaft is offered sealing, the inner surface of said sealing shroud and plus couplings link and the sealing of plus couplings external surface.
In the technique scheme, the head port of said sealing shroud is provided with the sealing shroud positioning bar, and the head port of said plus couplings is provided with the joint location muscle, and said plus couplings is inserted in the sealing shroud, contacts with the sealing shroud positioning bar up to the joint location muscle.
In the technique scheme, said plus couplings afterbody inner surface is provided with interior positioning bar, and said pipeline injects the interior positioning bar of the head port of plus couplings up to plus couplings.
Preferably, the head port of said plus couplings is horn-like, is convenient to pipeline and is plugged in the plus couplings.
The afterbody of said plus couplings is provided with fillet surface, is convenient to plus couplings and is plugged in the sealing shroud.
Better for sealing shroud and plus couplings sealing performance, said sealing shroud inner surface is provided with positioning bar in two covers, and positioning bars can be designed as semicircle in two covers.
Said sealing shroud is a rubber sealing boot, good springiness, and sealing effectiveness is better.
The link place of said pipeline and plus couplings is provided with sealing ring, and the pipeline that is with sealing ring like this injects behind the plus couplings better with the sealing effectiveness of plus couplings.
Said pipeline is a bellows.
Compared with prior art, the utlity model has following beneficial effect:
The plus couplings device of the utility model manhole can be connected the hole that any position except that socket section and well lid seal section is offered on the pit shaft; Can realize like this being connected with the bellows of differing heights, different directions neatly as required; This plus couplings apparatus structure is simple; Cost is low, and easy construction is safe and reliable.
Description of drawings
Fig. 1 sketch map that to be the utility model plus couplings device be connected with pipeline with the manhole pit shaft;
Fig. 2 is the sketch map of the utility model plus couplings device and manhole pit shaft and pipeline Connection Step;
Fig. 3 is the structural representation of sealing shroud in the utility model;
Fig. 4 is the structural representation of plus couplings in the utility model;
Fig. 5 is the structural representation of manhole pit shaft.
The specific embodiment
Below in conjunction with embodiment and accompanying drawing the utility model is carried out detailed description.
Shown in Fig. 1 to 5; The utility model discloses a kind of plus couplings device of manhole; Comprise the plus couplings 2 that is connected between manhole pit shaft 4 and the pipeline 3; Between plus couplings 2 and the manhole pit shaft 4 sealing shroud 1 is set; The external surface of said sealing shroud 1 and manhole pit shaft 4 links and the hole that manhole pit shaft 4 is offered 41 sealings, said sealing shroud 1 seals with the inner surface and plus couplings 2 external surfaces of plus couplings 2 links, and sealing shroud 1 inner surface is provided with two semicircular interior positioning bars 12 of cover.
In the present embodiment, sealing shroud 1 adopts rubber sealing boot, good springiness, and sealing effectiveness is better; Pipeline 3 is a bellows, and rubber sealing boot is a cylindrical shape, and its head port is provided with sealing shroud positioning bar 11; Plus couplings 2 is cylindrical shapes; Its head port 23 is horn-like, be convenient to pipeline 3 and be plugged in the plus couplings 2, and head port 23 is provided with joint location muscle 21; Afterbody is provided with to be convenient to plus couplings 2 and to be plugged into the fillet surface 22 in the sealing shroud 1, and the afterbody inner surface is provided with interior positioning bar 24;
Fig. 2; Sketch map for plus couplings device and manhole pit shaft and pipeline Connection Step; After at first confirming to connect the height and direction of bellows pipeline 3; Perforate 41 on plastic inspection well pit shaft 4; Fill in rubber sealing boot 1 from manhole pit shaft 4 outsides in the hole of having held successfully 41 till sealing shroud positioning bar 11 touches the external surface of manhole pit shaft 4 then, and then plus couplings 2 stopples in the rubber sealing boots 1, up to joint location muscle 21 with till the sealing shroud positioning bar 11 of rubber sealing boot contacts; Inject the interior positioning bar 24 of the head port 23 of plus couplings to the bellows pipeline that is with sealing ring 3 at last, so just install up to plus couplings 2.Because the extruding of the elasticity of rubber sealing boot, the plus couplings that installs is firmly stable, good airproof performance.
The sealing principle of whole plus couplings device: the external surface of rubber sealing boot 1 is through hole 41 sealings of extruding with manhole pit shaft 4, and two semicircular interior positioning bars 12 of rubber sealing boot 1 inner surface are through the external surface sealing of extruding with plus couplings 2.
Claims (10)
1. the plus couplings device of a manhole; Comprise the plus couplings (2) that is connected between manhole pit shaft (4) and the pipeline (3); It is characterized in that: between said plus couplings (2) and the manhole pit shaft (4) sealing shroud (1) is set; Said sealing shroud (1) seals with the inner surface and plus couplings (2) external surface of plus couplings (2) link with the external surface of manhole pit shaft (4) link and hole (41) sealing that manhole pit shaft (4) is offered, said sealing shroud (1).
2. the plus couplings device of manhole according to claim 1; It is characterized in that: the head port of said sealing shroud (1) is provided with sealing shroud positioning bar (11); The head port (23) of said plus couplings (2) is provided with joint location muscle (21); Said plus couplings (2) is inserted in the sealing shroud (1), contacts with sealing shroud positioning bar (11) up to joint location muscle (21).
3. the plus couplings device of manhole according to claim 2; It is characterized in that: said plus couplings (2) afterbody inner surface is provided with interior positioning bar (24), and said pipeline (3) injects the interior positioning bar (24) of the head port (23) of plus couplings (2) up to plus couplings (2).
4. the plus couplings device of manhole according to claim 3 is characterized in that: the head port (23) of said plus couplings (2) is for horn-like.
5. the plus couplings device of manhole according to claim 3, it is characterized in that: the afterbody of said plus couplings (2) is provided with fillet surface (22).
6. the plus couplings device of manhole according to claim 5 is characterized in that: said sealing shroud (1) inner surface is provided with positioning bar (12) in two covers.
7. the plus couplings device of manhole according to claim 6 is characterized in that: positioning bar (12) is for semicircle in said two covers.
8. according to the plus couplings device of each described manhole of claim 1 to 7, it is characterized in that: said sealing shroud (1) is a rubber sealing boot.
9. the plus couplings device of manhole according to claim 8 is characterized in that: said pipeline (3) is provided with sealing ring with the link place of plus couplings (2).
10. the plus couplings device of manhole according to claim 8, it is characterized in that: said pipeline (3) is a bellows.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202665533U CN202181557U (en) | 2011-07-26 | 2011-07-26 | Additional joint device of inspection well |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202665533U CN202181557U (en) | 2011-07-26 | 2011-07-26 | Additional joint device of inspection well |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202181557U true CN202181557U (en) | 2012-04-04 |
Family
ID=46174599
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202665533U Expired - Fee Related CN202181557U (en) | 2011-07-26 | 2011-07-26 | Additional joint device of inspection well |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202181557U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105604094A (en) * | 2015-12-30 | 2016-05-25 | 河北盛世金井塑业有限公司 | Inspection well connector sealing structure |
-
2011
- 2011-07-26 CN CN2011202665533U patent/CN202181557U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105604094A (en) * | 2015-12-30 | 2016-05-25 | 河北盛世金井塑业有限公司 | Inspection well connector sealing structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120404 Termination date: 20170726 |