CN204005015U - Black box - Google Patents
Black box Download PDFInfo
- Publication number
- CN204005015U CN204005015U CN201420384268.5U CN201420384268U CN204005015U CN 204005015 U CN204005015 U CN 204005015U CN 201420384268 U CN201420384268 U CN 201420384268U CN 204005015 U CN204005015 U CN 204005015U
- Authority
- CN
- China
- Prior art keywords
- sealing
- black box
- jointing
- screw rod
- hole
- 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 - Lifetime
Links
- 238000007789 sealing Methods 0.000 claims abstract description 61
- 238000000034 method Methods 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000032683 aging Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000000452 restraining effect Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Gasket Seals (AREA)
Abstract
The utility model provides a kind of black box.Black box is for sealing one end of the connecting tube of pipeline, black box comprises Sealing and jointing, and jointing comprises bolt head and screw rod, and jointing also comprises: circular groove, circular groove is arranged on the periphery of screw rod, and Sealing is arranged in circular groove; Black box also comprises blocked part, blocked part be arranged on screw rod close bolt head one end and be connected to a side of Sealing.According to black box of the present utility model, can solve the poorly sealed close and leakage problem that causes of Sealing.
Description
Technical field
The utility model relates to field of sealing technology, relates more specifically to a kind of black box.
Background technique
One end of the pipe fittings such as water pipe in the pipeline of air-source water heater adopts black box to seal.In prior art, black box comprises Sealing and for Sealing being locked to the jointing of water pipe one side.Wherein, jointing comprises bolt head and screw rod, and Sealing is set in the periphery of screw rod, and the jointing that Sealing is housed coordinates with water pipe thread by screw rod.In production assembling and after sale, find that said structure exists following problem:
(1) Sealing is because pushing yielding excessive damage in assembly process, and hidden danger is leaked in the poorly sealed close existence of Sealing;
(2) Sealing extrusion-deformation in assembly process is excessive, and exposes in air, has the hidden danger of seal failure.
Model utility content
The utility model object is to provide a kind of black box, can solve the poorly sealed close and leakage problem that causes of Sealing.
To achieve these goals, according to the utility model, provide a kind of black box, for one end of the connecting tube of pipeline is sealed, black box comprises Sealing and jointing, jointing comprises bolt head and screw rod, jointing also comprises: circular groove, and circular groove is arranged on the periphery of screw rod, and Sealing is arranged in circular groove; Black box also comprises blocked part, blocked part be arranged on screw rod close bolt head one end and be connected to a side of Sealing.
Further, blocked part is boss, and boss comprises and be suitable for the through hole that screw rod passes, and boss is arranged between Sealing and bolt head.
Further, the diameter of boss is greater than the nominal diameter of bolt head.
Further, connecting tube has step hole, step hole comprise the first hole, aperture be less than second hole in the first hole and be arranged on the first hole and the second hole between step, one side of Sealing is connected to boss surface, the opposite side of Sealing is connected on step, and the screw rod of jointing and the second hole are equipped with.
Further, blocked part is the pad that is set in screw rod periphery.
Further, blocked part and jointing are wholely set.
Further, the sectional shape of bolt head is hexagon.
Further, the sectional shape of circular groove is arc.
Further, Sealing is seal ring.
Further, the thickness of blocked part is for being more than or equal to 1mm and being less than or equal to 3mm.
According to black box of the present utility model, for one end of the connecting tube of pipeline is sealed, black box comprises Sealing and jointing, jointing comprises bolt head and screw rod, jointing also comprises circular groove, and circular groove is arranged on the periphery of screw rod, and Sealing is arranged in circular groove; Black box also comprises blocked part, blocked part be arranged on screw rod close bolt head one end and be connected to a side of Sealing.Therefore by circular groove is set, the location of Sealing is more firm, and owing to having blocked part, can make the stressed more even of Sealing, and Sealing is difficult for deforming, and can solve the poorly sealed close and leakage problem that causes of Sealing.
Accompanying drawing explanation
The accompanying drawing that forms the application's a part is used to provide further understanding of the present utility model, and schematic description and description of the present utility model is used for explaining the utility model, does not form improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is according to the structural representation of the utility model embodiment's black box;
Fig. 2 is the structural representation being connected with pipe according to the utility model embodiment's black box.
Reference character: 1, jointing; 11, bolt head; 12, screw rod; 13, circular groove; 4, blocked part; 41, boss; 2, Sealing; 3, connecting tube; 31, the first hole; 31a, step; 32, the second hole.
Embodiment
Describe below with reference to the accompanying drawings and in conjunction with the embodiments the utility model in detail.It should be noted that, in the situation that not conflicting, embodiment and the feature in embodiment in the application can combine mutually.
As depicted in figs. 1 and 2, the utility model embodiment provides a kind of black box.Black box is for sealing one end of pipeline, black box comprises Sealing 2 and jointing 1, jointing 1 comprises bolt head 11 and screw rod 12, jointing 1 also comprises circular groove 13, black box also comprises blocked part 4, circular groove 13 is arranged on the periphery of screw rod 12, and Sealing 2 is arranged in circular groove 13; Blocked part 4 be arranged on screw rod 12 close bolt head 11 one end and be connected to the upper surface of Sealing 2.
By above-mentioned setting, Sealing 2 is arranged on circular groove 13 inside, locates more firmly, blocked part 4 is set and can makes the stressed more even of Sealing 2, Sealing 2 is difficult for because being out of shape excessive damage, therefore can solve the poorly sealed close and leakage problem that causes of Sealing 2.
As shown in Figure 1, in the utility model embodiment, blocked part 4 is boss 41, and boss 41 comprises and be suitable for the through hole that screw rod 12 passes, and boss 41 is arranged between Sealing 2 and bolt head 11.
In the utility model embodiment, the diameter of boss 41 is greater than the nominal diameter of bolt head 11.By above-mentioned setting, after jointing 1 coordinates with connecting tube 3 and Sealing 2 is locked, boss 41 can provide uniform axial pressing force for Sealing 2, thereby prevents that Sealing 2 distortion are excessive.Further, boss 41 can be guaranteed Sealing 2 and air insulated again, prevents that Sealing 2 is aging, thereby effectively guarantees product reliability.
As shown in Figure 2, in the utility model embodiment, connecting tube 3 has step hole.Step hole comprise the first hole 31, aperture be less than second hole 32 in the first hole 31 and be arranged on the first hole 31 and the second hole 32 between step 31a.Wherein, a side of Sealing 2 is connected to boss 41 surfaces, and it is upper that the opposite side of Sealing 2 is connected to step 31a, and the screw rod 12 of jointing 1 and the second hole 32 are threaded connection and are equipped with.
In the utility model embodiment, the thickness of blocked part 4 is for being more than or equal to 1mm and being less than or equal to 3mm.By above-mentioned setting, be convenient on the one hand processing, cost-saved on the other hand, avoid waste.Further, the blocked part 4 that has above-mentioned thickness is difficult for deforming.
As shown in Figure 1, in the utility model embodiment, on the one hand for the ease of manufacturing and processing, on the other hand in order to improve sealing effect, blocked part 4 is wholely set with jointing 1.Certainly, in the embodiment who does not provide, can also be according to actual conditions by blocked part 4 and jointing 1 split setting.
In the utility model embodiment, jointing 1 is made by stainless steel with blocked part 4.In above-mentioned design, resistance to oxidation, the corrosion resistance of jointing 1 and blocked part 4 are good.
In the utility model embodiment, the sectional shape of bolt head 11 is hexagon.By above-mentioned setting, the general utility tools such as spanner easy to use are tightened in jointing 1 on connecting tube 3, thereby facilitate removing and installing of jointing 1.
In the utility model embodiment, preferably, the sectional shape of circular groove 13 is arc.By above-mentioned setting, Sealing 2 can be equipped with circular groove 13 better, seal tighter, thereby improve sealability.
In the utility model embodiment, preferably, Sealing 2 is seal ring.
Further preferably, the sectional shape of seal ring is circular.Because the sealing effect of O RunddichtringO is good, decay resistance is stronger, and in the present embodiment, preferably O RunddichtringO seals.
In above-mentioned structural design, after jointing 1 is threaded with connecting tube 3, under the acting in conjunction of the radially restraining force inwards in the sidewall extruding force of step 31a extruding force, boss 41 sidewall extruding forces, circular groove 13 and the first hole 31, O RunddichtringO has been brought into play the seal action of Sealing to greatest extent, thereby has solved the leakage problem causing because Sealing is poorly sealed.
As shown in Figure 2, in the utility model embodiment, the assembly method of black box and connecting tube is specific as follows: first O RunddichtringO is set in to the periphery of screw rod 12 and O RunddichtringO is stuck in circular groove, then the jointing that O RunddichtringO is housed is assembled to (being threaded) with connecting tube 3, progressively tighten (moment is urgent) until jointing 1 is tightened on connecting tube 3.
In alternate embodiment of the present utility model, blocked part 4 is for being set in the pad of screw rod 12 peripheries.Wherein, the periphery of the inwall butt Sealing 2 in the first hole 31, the step 31a of a side butt step hole of Sealing 2, the opposite side butt pad of Sealing 2.
From above description, can find out, embodiment of the present utility model has realized following technique effect: black box comprises O RunddichtringO and jointing, jointing comprises bolt head, screw rod and the circular groove that is arranged on the periphery of screw rod, black box also comprises boss, O RunddichtringO is arranged in circular groove, boss be arranged on screw rod close bolt head one end and be connected to a side of O RunddichtringO, by circular groove is set, the location of O RunddichtringO is better, boss is set makes O RunddichtringO obtain stressed even being difficult for because being out of shape excessive damage, thereby solved the poorly sealed close leakage problem causing of O RunddichtringO,
Further, boss can be guaranteed O RunddichtringO and air insulated again, prevents that O RunddichtringO is aging, thereby effectively guarantees product reliability.
These are only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (10)
1. a black box, for one end of the connecting tube of pipeline (3) is sealed, described black box comprises Sealing (2) and jointing (1), described jointing (1) comprises bolt head (11) and screw rod (12), it is characterized in that, described jointing (1) also comprises:
Circular groove (13), described circular groove (13) is arranged on the periphery of described screw rod (12), and described Sealing (2) is arranged in described circular groove (13);
Described black box also comprises blocked part (4), described blocked part (4) be arranged on described screw rod (12) close described bolt head (11) one end and be connected to a side of described Sealing (2).
2. black box according to claim 1, it is characterized in that, described blocked part (4) is boss (41), described boss (41) comprises and is suitable for the through hole that described screw rod (12) passes, and described boss (41) is arranged between described Sealing (2) and described bolt head (11).
3. black box according to claim 2, is characterized in that, the diameter of described boss (41) is greater than the nominal diameter of described bolt head (11).
4. black box according to claim 2, it is characterized in that, described connecting tube (3) has step hole, described step hole comprise the first hole (31), aperture be less than second hole (32) in described the first hole (31) and be arranged on described the first hole (31) and described the second hole (32) between step (31a), one side of described Sealing (2) is connected to described boss (41) surface, it is upper that the opposite side of described Sealing (2) is connected to described step (31a), and the described screw rod (12) of described jointing (1) is equipped with described the second hole (32).
5. black box according to claim 1, is characterized in that, described blocked part (4) are for being set in the pad of described screw rod (12) periphery.
6. black box according to claim 1, is characterized in that, described blocked part (4) are wholely set with described jointing (1).
7. according to the black box described in any one in claim 1 to 6, it is characterized in that, the sectional shape of described bolt head (11) is hexagon.
8. according to the black box described in any one in claim 1 to 6, it is characterized in that, the sectional shape of described circular groove (13) is arc.
9. black box according to claim 8, is characterized in that, described Sealing (2) is seal ring.
10. according to the black box described in any one in claim 1 to 6, it is characterized in that, the thickness of described blocked part (4) is for being more than or equal to 1mm and being less than or equal to 3mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420384268.5U CN204005015U (en) | 2014-07-11 | 2014-07-11 | Black box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420384268.5U CN204005015U (en) | 2014-07-11 | 2014-07-11 | Black box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204005015U true CN204005015U (en) | 2014-12-10 |
Family
ID=52045018
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420384268.5U Expired - Lifetime CN204005015U (en) | 2014-07-11 | 2014-07-11 | Black box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204005015U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110375128A (en) * | 2019-07-01 | 2019-10-25 | 格力电器（合肥）有限公司 | A kind of valve and air-conditioning |
| CN111042097A (en) * | 2019-12-26 | 2020-04-21 | 哈尔滨工业大学（深圳） | Sealing device used after latex film is perforated and using method thereof |
| CN114110294A (en) * | 2021-11-15 | 2022-03-01 | 中国电子科技集团公司第二十九研究所 | Multifunctional liquid cooling plate runner combined plug |
-
2014
- 2014-07-11 CN CN201420384268.5U patent/CN204005015U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110375128A (en) * | 2019-07-01 | 2019-10-25 | 格力电器（合肥）有限公司 | A kind of valve and air-conditioning |
| CN111042097A (en) * | 2019-12-26 | 2020-04-21 | 哈尔滨工业大学（深圳） | Sealing device used after latex film is perforated and using method thereof |
| CN111042097B (en) * | 2019-12-26 | 2021-03-26 | 哈尔滨工业大学（深圳） | Sealing device used after latex film is perforated and using method thereof |
| CN114110294A (en) * | 2021-11-15 | 2022-03-01 | 中国电子科技集团公司第二十九研究所 | Multifunctional liquid cooling plate runner combined plug |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |