CN204312887U - A kind of adapter seal connection - Google Patents
A kind of adapter seal connection Download PDFInfo
- Publication number
- CN204312887U CN204312887U CN201420758331.7U CN201420758331U CN204312887U CN 204312887 U CN204312887 U CN 204312887U CN 201420758331 U CN201420758331 U CN 201420758331U CN 204312887 U CN204312887 U CN 204312887U
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- tube
- fittings
- tube fittings
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Abstract
The utility model discloses a kind of adapter seal connection realizing being tightly connected between adapter, this device comprises: Tube to tube fittings nut, the first Tube to tube fittings and the second Tube to tube fittings, in Tube to tube fittings nut 1, cavity is set, and offer tapped hole at cavity left end, through hole is offered at cavity right-hand member, by coordinating processing, the first Tube to tube fittings and the second Tube to tube fittings is made to form sealing surface, and, at the second Tube to tube fittings outer wall, the first boss is set, make the pipe be connected with the second Tube to tube fittings through Tube to tube fittings nut, second Tube to tube fittings is stuck in described cavity, simultaneously, the screw thread coordinated with described tapped hole is set at the first Tube to tube fittings outer wall, the first Tube to tube fittings is made to screw in Tube to tube fittings nut, and press on the second Tube to tube fittings, formation is tightly connected, this adapter seal connection has easy to connect, it is firm to seal, simple operation, the feature such as detachable, solve due to reason restrictions such as operating spaces, the adapter connectivity problem welded can not be realized.
Description
Technical field
The utility model relates to heat exchanging tube field, particularly relates to a kind of Novel connecting seal of tube connection set.
Background technique
At present, heat exchanging tube is the strength member of existing heat transmission equipment, for the heat transmission equipment of some complexity, heat exchanging tube is not simple straight tube or U-tube, relate to the connectivity problem of heat exchanging tube, due to heat exchanging tube arrangement relative close, realize connecting comparatively difficulty by the method for welding.
Due to the existence of the problems referred to above, the present inventor studies existing adapter interconnection technique and improves, and can ensure sealing, can realize dismountable mechanical connecting device again to designing one.
Model utility content
In order to solve the problems of the technologies described above, the utility model adopts following technological scheme: in Tube to tube fittings nut 1, arrange cavity, and offer tapped hole at cavity left end, through hole is offered at cavity right-hand member, by coordinating processing, the first Tube to tube fittings 2 sealed end and the second Tube to tube fittings 3 sealed end is made to form sealing surface, and, at the second Tube to tube fittings 3 outer wall, the first boss 31 is set, make the pipe be connected with the second Tube to tube fittings 3 through Tube to tube fittings nut 1, second Tube to tube fittings 3 is stuck in described cavity, simultaneously, the screw thread coordinated with described tapped hole is set at the first Tube to tube fittings outer wall, the first Tube to tube fittings is made to screw in Tube to tube fittings nut, and press on the second Tube to tube fittings, formation is tightly connected.
The utility model object is to provide following aspect:
First aspect, the invention provides a kind of adapter seal connection, it is characterized in that, this device comprises: Tube to tube fittings nut 1, first Tube to tube fittings 2 and the second Tube to tube fittings 3, wherein,
Described Tube to tube fittings nut 1 inside has cavity 11, offers tapped hole 12, offer through hole 13 on the right side of Tube to tube fittings nut 1 on the left of Tube to tube fittings nut 1, and described tapped hole 12 is all opened to described cavity 11 with described through hole 13;
Described first Tube to tube fittings 2 outer wall has the screw thread coordinated with described tapped hole 12,
The tube wall of described first Tube to tube fittings 2 sealed end 21 has the sealing surface 22 of reservation shape for sealing with the second Tube to tube fittings 3;
Described second Tube to tube fittings 3 has the sealing surface coordinated with described first Tube to tube fittings 2 sealing surface 22,
Described second Tube to tube fittings 3 outer wall has the first boss 31 for being connected to by the second Tube to tube fittings 3 in Tube to tube fittings nut 1 cavity 11, and the external diameter of described first boss 31 is greater than the aperture of through hole 13 in Tube to tube fittings nut 1.
Second aspect, the utility model also provides said apparatus, it is characterized in that, described cavity 11 is the cavity of frustoconic shape, cylindrical or regular prism shape.
The third aspect, the utility model also provides said apparatus, it is characterized in that, described reservation shape is the frustoconic shape sealing surface 22 that the radius formed in pipe by sealed end 21 on the tube wall of the first Tube to tube fittings 2 reduces gradually.
Fourth aspect, the utility model also provides said apparatus, it is characterized in that, described first side of Tube to tube fittings 2 sealing surface 22 away from sealed end 21 arranges the second boss 23 to sealed end 21 direction projection.
5th aspect, the utility model also provides said apparatus, it is characterized in that, described second boss 23 is annular boss.
6th aspect, the utility model also provides said apparatus, it is characterized in that, the sealing surface 22 of described second boss 23 and the first Tube to tube fittings 2 is one-body molded.
7th aspect, the utility model also provides said apparatus, it is characterized in that, described first boss 31 is arranged at the right side of the second Tube to tube fittings 3 sealing surface.
Eighth aspect, the utility model also provides said apparatus, it is characterized in that, described first boss 31 is ring, and the sealing surface of itself and the second Tube to tube fittings 3 is one-body molded.
9th aspect, the utility model also provides said apparatus, it is characterized in that, the first Tube to tube fittings 2 screws in Tube to tube fittings nut 1 by described tapped hole 12, to cavity 11 place, and is pressed on the second Tube to tube fittings 3 sealing surface.
Tenth aspect, the utility model also provides said apparatus, it is characterized in that, the pipe be connected with described second Tube to tube fittings 3 is successively through tapped hole 12, cavity 11 and the through hole 13 on Tube to tube fittings nut 1, described first boss 31 is connected on the left of through hole 13, and the second Tube to tube fittings 3 is fixed in the cavity 11 of Tube to tube fittings nut 1.
According to the adapter seal connection that the utility model provides, there is following beneficial effect:
(1) this adapter seal connection structure is simple, is convenient to mass production;
(2) this adapter seal connection is easy to use, need not complex operations, time saving and energy saving;
(3) this adapter seal connection takes up room little, and the pipe being applicable to the pipe dense arrangement places such as heat exchanger connects;
(4) sealing of this adapter seal connection and resistance to pressure strong.
Accompanying drawing explanation
Fig. 1 illustrates and looks sectional structure schematic diagram according to the master of the adapter seal connection of a kind of preferred implementation of the utility model;
Fig. 2 illustrates and looks sectional structure schematic diagram according to the master of the adapter seal connection of a kind of preferred implementation of the utility model.
Drawing reference numeral illustrates:
1-Tube to tube fittings nut
11-cavity
12-tapped hole
13-through hole
2-first Tube to tube fittings
21-sealed end
22-sealing surface
23-second boss
3-second Tube to tube fittings
31-first boss
Embodiment
Be described in detail below by the utility model, feature of the present utility model and advantage will illustrate along with these and become more clear, clear and definite.
Word " exemplary " special here means " as example, embodiment or illustrative ".Here need not be interpreted as being better than or being better than other embodiment as any embodiment illustrated by " exemplary ".Although the various aspects of embodiment shown in the drawings, unless otherwise indicated, accompanying drawing need not be drawn in proportion.
In description of the present utility model, it should be noted that, orientation or the position relationship of the instruction such as term " interior ", " outward ", "left", "right" are based on the orientation under utility model works state or position relationship, only the utility model and simplified characterization for convenience of description, instead of the device of instruction or hint indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as restriction of the present utility model.In addition, term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance.
In the utility model, term used " round platform angle " refers to round platform bus and the acute angle folded by round platform axis.
In the utility model, term used " Tube to tube fittings " refers to the sealed end of pipe fitting to be connected.
Be a kind of adapter seal connection being convenient to install disclosed in the utility model, this device comprises Tube to tube fittings nut 1, first Tube to tube fittings 2 and the second Tube to tube fittings 3, wherein,
Described Tube to tube fittings nut 1 inside has cavity 11, offers tapped hole 12, offer through hole 13 on the right side of Tube to tube fittings nut 1 on the left of Tube to tube fittings nut 1, and described tapped hole 13 is all opened to cavity 11 with described through hole 13.
In a preferred embodiment, described cavity 11 is the cavity of regular shape, is more preferably frustoconic shape, cylindrical or regular prism shape cavity.
In a preferred mode of execution, described tapped hole 12 is coaxial with described through hole 13, and more preferably, described tapped hole 12, through hole 13 and cavity 11 are coaxial.
In further preferred embodiment, described tapped hole 12, cavity 11, through hole 13 and nut 1 are coaxial.
Described first Tube to tube fittings 2 outer wall has the screw thread coordinated with described tapped hole 12, and the first Tube to tube fittings 2 screws in Tube to tube fittings nut 1 by described tapped hole 12, to cavity 11 place, and is pressed on the second Tube to tube fittings 3, the tube wall of described first Tube to tube fittings 2 sealed end 21 has the sealing surface 22 of reservation shape for sealing with the second Tube to tube fittings 3, in a preferred embodiment, described reservation shape is the frustoconic shape sealing surface 22 that the radius formed in pipe by sealed end 21 on the tube wall of the first Tube to tube fittings 2 reduces gradually, preferred round platform angle is 30 ° ~ 80 °, be more preferably 45 ° ~ 75 °, described frustoconic shape sealing surface 22 1 aspect can increase the sealing between the first Tube to tube fittings 2 and the second Tube to tube fittings 3, the larger pressure on the other hand enabling Tube to tube fittings sealing place bear tube fluid to cause tube wall.
In a preferred mode of execution, as shown in fig. 1, described first Tube to tube fittings 2 frustoconic shape sealing surface 22 is away from the second boss 23 sealed end 21 side had to sealed end 21 direction projection, described second boss 23 is preferably annular boss, more preferably the second boss 23 is one-body molded with sealing surface 22, in order to increase sealing between Tube to tube fittings and voltage endurance capability.
Described second Tube to tube fittings 3 has the sealing surface coordinated with described first Tube to tube fittings 2 sealing surface 22, and when the first Tube to tube fittings 2 being abutted by coordinating processing with the second Tube to tube fittings 3, Percent of contact area is 90% ~ 100%.
The outer wall of described second Tube to tube fittings 3 sealed end has the first boss 31 for being connected to by the second Tube to tube fittings 3 in Tube to tube fittings nut 1 cavity 11, it is arranged at the right side of the second Tube to tube fittings 3 sealing surface, and the external diameter of described first boss 31 is greater than the aperture of through hole 13 in Tube to tube fittings nut 1.
In one preferred embodiment, as depicted in figs. 1 and 2, described first boss 31 is ring.
In a preferred embodiment, as depicted in figs. 1 and 2, the sealing surface of described first boss 31 and the second Tube to tube fittings 3 is one-body molded.The pipe be connected with described second Tube to tube fittings 3 is successively through tapped hole 12, cavity 11 and through hole 13 that Tube to tube fittings nut 1 is offered, and described first boss 31 is connected on the left of through hole 13, and the second Tube to tube fittings 3 is fixed in the cavity 11 of Tube to tube fittings nut 1.
The external diameter of the pipe be connected with described first Tube to tube fittings 2 is greater than the external diameter of the pipe be connected with the second Tube to tube fittings 3.
In a preferred embodiment, the external diameter of the pipe be connected with described second Tube to tube fittings 3 is less than the aperture of through hole 11 in Tube to tube fittings nut 1.
In one more preferably mode of execution, with the internal diameter of the pipe that described first Tube to tube fittings 2 is connected and equal with the internal diameter of the pipe that described second Tube to tube fittings 3 is connected.
The adapter seal connection that the utility model provides in use, first the pipe be connected with the second Tube to tube fittings 3 is passed successively tapped hole 12, cavity 11 and the through hole 13 on Tube to tube fittings nut 1, the second Tube to tube fittings 3 is made to be stuck on the left of described through hole 13, thus make the second Tube to tube fittings 3 sealed end be stuck in described cavity 11, again the first Tube to tube fittings 2 is screwed in Tube to tube fittings nut 1 by tapped hole 12, make together with the sealing surface 22 of the first Tube to tube fittings 2 is pressed on the sealing surface of the second Tube to tube fittings 3, thus realize sealing.
The adapter seal connection that the utility model provides is 22.5MPa by test pressure, the pressurize hydrostatic test of 10 minutes, No leakage, shows that the adapter seal connection that the utility model provides has good sealability and withstand voltage properties.
According to the Novel connecting seal of tube connection set that the utility model provides, there is following beneficial effect:
(1) the adapter seal connection that provides of the utility model, take up room little, simple operation, can complete inconvenience fast and carry out being tightly connected of the pipe of welding operation;
(2) the adapter seal connection that provides of the utility model, is threaded connection, and clamping, the installation and removal between convenient adapter, makes to change cleaning operation simple and convenient;
(3) by coordinating processing to make two pipes that connect have good sealing and withstand voltage properties, heat exchanging tube in use tube fluid leakage can be prevented.
More than in conjunction with embodiment and exemplary example, the utility model has been described in detail, but these explanations can not be interpreted as restriction of the present utility model.It will be appreciated by those skilled in the art that when not departing from the utility model spirit and scope, can carry out multiple equivalencing, modification or improvement to technical solutions of the utility model and mode of execution thereof, these all fall in scope of the present utility model.Protection domain of the present utility model is as the criterion with claims.
Claims (10)
1. an adapter seal connection, is characterized in that, this device comprises: Tube to tube fittings nut (1), the first Tube to tube fittings (2) and the second Tube to tube fittings (3), wherein,
Described Tube to tube fittings nut (1) inside has cavity (11), tapped hole (12) is offered in Tube to tube fittings nut (1) left side, offer through hole (13) on Tube to tube fittings nut (1) right side, described tapped hole (12) and described through hole (13) are all opened to described cavity (11);
Described first Tube to tube fittings (2) outer wall has the screw thread coordinated with described tapped hole (12),
The tube wall of described first Tube to tube fittings (2) sealed end (21) has the sealing surface (22) of reservation shape for sealing with the second Tube to tube fittings (3);
Described second Tube to tube fittings (3) has the sealing surface coordinated with described first Tube to tube fittings (2) sealing surface (22),
Described second Tube to tube fittings (3) outer wall has the first boss (31) for being connected to by the second Tube to tube fittings (3) in Tube to tube fittings nut (1) cavity (11), and the external diameter of described first boss (31) is greater than the aperture of through hole (13) in Tube to tube fittings nut (1).
2. device according to claim 1, is characterized in that, described cavity (11) is frustoconic shape, the cavity of cylindrical or regular prism shape.
3. device according to claim 1, is characterized in that, described reservation shape is the frustoconic shape sealing surface (22) that the radius formed in pipe by sealed end (21) on the tube wall of the first Tube to tube fittings (2) reduces gradually.
4. device according to claim 1, it is characterized in that, the side of described first Tube to tube fittings (2) sealing surface (22) away from sealed end (21) arranges the second boss (23) to sealed end (21) direction projection.
5. device according to claim 4, is characterized in that, described second boss (23) is annular boss.
6. the device according to claim 4 or 5, is characterized in that, described second boss (23) is one-body molded with the sealing surface (22) of the first Tube to tube fittings (2).
7. device according to claim 1, is characterized in that, described first boss (31) is arranged at the right side of the second Tube to tube fittings (3) sealing surface.
8. device according to claim 1, is characterized in that, described first boss (31) is ring, and the sealing surface of itself and the second Tube to tube fittings (3) is one-body molded.
9. device according to claim 1, it is characterized in that, first Tube to tube fittings (2) screws in Tube to tube fittings nut (1) by described tapped hole (12), to cavity (11) place, and be pressed on the second Tube to tube fittings (3) sealing surface.
10. device according to claim 1, it is characterized in that, the pipe be connected with described second Tube to tube fittings (3) is successively through tapped hole (12), cavity (11) and the through hole (13) on Tube to tube fittings nut (1), described first boss (31) is connected to through hole (13) left side, and the second Tube to tube fittings (3) is fixed in the cavity (11) of Tube to tube fittings nut (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420758331.7U CN204312887U (en) | 2014-12-04 | 2014-12-04 | A kind of adapter seal connection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420758331.7U CN204312887U (en) | 2014-12-04 | 2014-12-04 | A kind of adapter seal connection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204312887U true CN204312887U (en) | 2015-05-06 |
Family
ID=53135205
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420758331.7U Active CN204312887U (en) | 2014-12-04 | 2014-12-04 | A kind of adapter seal connection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204312887U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108799299A (en) * | 2018-08-29 | 2018-11-13 | 美佳德科技（无锡）有限公司 | Screw and nut assembly |
| CN109611636A (en) * | 2018-12-29 | 2019-04-12 | 哈电集团（秦皇岛）重型装备有限公司 | Pipe joint sealing device |
-
2014
- 2014-12-04 CN CN201420758331.7U patent/CN204312887U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108799299A (en) * | 2018-08-29 | 2018-11-13 | 美佳德科技（无锡）有限公司 | Screw and nut assembly |
| CN109611636A (en) * | 2018-12-29 | 2019-04-12 | 哈电集团（秦皇岛）重型装备有限公司 | Pipe joint sealing device |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |