CN208281661U - HVAC construction pipe connecting structure - Google Patents
HVAC construction pipe connecting structure Download PDFInfo
- Publication number
- CN208281661U CN208281661U CN201820645160.5U CN201820645160U CN208281661U CN 208281661 U CN208281661 U CN 208281661U CN 201820645160 U CN201820645160 U CN 201820645160U CN 208281661 U CN208281661 U CN 208281661U
- Authority
- CN
- China
- Prior art keywords
- tube
- butt
- butt tube
- wall surface
- pipe connecting
- 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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Abstract
The utility model discloses a kind of HVAC construction pipe connecting structures, including the first butt tube, second butt tube, sealing rubber ring and connecting tube, the connecting tube is made of inner and outer tubes socket, the outside wall surface of inner tube is bonded fixation with the inner wall of appearance, the both ends of the inner tube are provided with and the first fixing groove for sealing rubber ring one end to be arranged, one end of first butt tube and the second butt tube is provided with the second fixing groove of setting sealing rubber ring other end, the structure design of the utility model is reasonable, it is easy for installation, pipe connecting structure is firm, good seal performance simultaneously, it can facilitate simultaneously and the leakproofness of pipeline is effectively detected, reduce Maintenance and Repair workload, improve the efficiency of repair and maintenance.
Description
Technical field
The utility model relates to a kind of HVAC construction pipe connecting structures.
Background technique
HVAC is a component part of building.Full name in discipline classification is heat supply for combustion gas ventilation and air-conditioning man
Journey, comprising: heating, ventilation, air conditioning these three aspects, functionally and the indispensable a part of future home,
It is generally successively welded using pipeline in existing heating and ventilating pipeline construction, since construction intensity is big, weld horizontal is different, be easy to cause
The underproof situation of welded seal, while pipeline is for a long time using to be easy to cause the sealing performance of pipeline to destroy, daily
Service work in so that heavy workload.
Utility model content
The purpose of the utility model is to overcome the above deficiencies in the existing technologies, and provide a kind of structure design conjunction
The HVAC construction pipe connecting structure of reason.
The technical scheme in the invention for solving the above technical problem is: a kind of HVAC construction pipe connecting structure, packet
The first butt tube, the second butt tube, sealing rubber ring and connecting tube are included, the connecting tube is socketed structure by inner and outer tubes
At the outside wall surface of inner tube is bonded fixation with the inner wall of appearance, and the both ends of the inner tube, which are provided with, seals rubber with for being arranged
It is another that one end of first fixing groove of cushion rubber one end, first butt tube and the second butt tube is provided with setting sealing rubber ring
Second fixing groove of one end face, one end of first butt tube and the second butt tube, which is respectively cooperating with, is set in outer tube
Cavity in, the outside wall surface of the first butt tube and the second butt tube is bonded with the inner wall of outer tube, first butt tube one
It is respectively provided between end and inner tube one end and the second butt tube and the inner tube other end and is connected with sealing rubber ring, the outer tube sleeve
The inner wall at both ends is provided with annular groove, the outside wall surface of the first butt tube and the second butt tube and the equal structure of the annular groove of corresponding side
At seal cavity, the seal cavity is provided with high-pressure medium, and the wall surface of the outer tube is provided with to be connected to seal cavity
Medium input port and pressure alarm for connecting with seal cavity, the medium input port are provided with charge valve
The position that the outside wall surface of mouth, first butt tube and the second butt tube is contacted with outer tube both-side ends is close by welding
Envelope.
Further: the high-pressure medium is high pressure nitrogen.
Further: one end outside wall surface of first butt tube and the second butt tube is provided with first flange
Disk, the both ends of the outer tube are provided with the second flange disk with the cooperation of first flange disk, the first flange disk and the
Two ring flanges are fixed by several bolt parts.
Further: the inner and outer tubes are in integration casting.
Further: the first butt tube, the second butt tube and the connecting tube is all made of stainless steel material.
Further: the outside wall surface of first butt tube, the second butt tube and outer tube, which is wrapped, is equipped with insulating layer.
The utility model compared with prior art, has the following advantages that and effect: reasonable in design, easy for installation, pipe
Pipeline connecting structure is firm, while good seal performance, while can facilitate and effectively be detected to the leakproofness of pipeline, reduces maintenance
Maintenance workload improves the efficiency of repair and maintenance.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model embodiment HVAC construction pipe connecting structure.
Fig. 2 is the utility model embodiment sealing rubber ring setting schematic diagram.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawing and by embodiment, and following embodiment is pair
The explanation of the utility model and the utility model is not limited to following embodiment.
Referring to Fig. 1-2, a kind of HVAC construction pipe connecting structure of the present embodiment, including the docking of the first butt tube 11, second
Pipe 12, sealing rubber ring 2 and connecting tube, the connecting tube are made of inner tube 31 and the socket of outer tube 32, the outer wall of inner tube 31
Face is bonded fixation with the inner wall of appearance, and the both ends of the inner tube 31 are provided with and are used to that 2 one end of sealing rubber ring to be arranged
It is another that one end of first fixing groove 33, first butt tube 11 and the second butt tube 12 is provided with setting sealing rubber ring 2
Second fixing groove 13 of end face, one end of first butt tube 11 and the second butt tube 12, which is respectively cooperating with, to be set in
In the cavity of outer tube 32, the outside wall surface of the first butt tube 11 and the second butt tube 12 is bonded with the inner wall of outer tube 32, described
It is respectively provided between first butt tube, 11 one end and inner tube one end and the second butt tube 12 and the inner tube other end and is connected with sealing rubber
Cushion rubber 2, the inner wall at 32 sets of both ends of outer tube are provided with annular groove, the outer wall of the first butt tube 11 and the second butt tube 12
Face constitutes seal cavity 4 with the annular groove of corresponding side, and the seal cavity 4 is provided with high-pressure medium, the outer tube 32
Wall surface be provided with the medium input port 41 being connected to seal cavity 4 and pressure alarm for connecting with seal cavity 4
Device 42, the medium input port 41 are provided with inflation valve nozzle 43, first butt tube 11 and the second butt tube 12
The position that is contacted with 32 both-side ends of outer tube of outside wall surface by welded seal, the high-pressure medium is high pressure nitrogen, described
The first butt tube 11 and one end outside wall surface of the second butt tube 12 be provided with first flange disk 14, the outer tube 32
Both ends are provided with the second flange disk 34 cooperated with first flange disk 14, the first flange disk 14 and second flange disk 34
Fixed by several bolt parts 51, the inner and outer tubes 32 are in integration casting, 11, second pairs of first butt tube
Adapter tube 12 and connecting tube are all made of stainless steel material, first butt tube 11, the second butt tube 12 and outer tube 32
Outside wall surface, which is wrapped, is equipped with insulating layer, and for the present embodiment in construction, the first butt tube 11 and the second butt tube 12 pass through connecting tube
Connection, is fastened by bolt part 51, the first butt tube 11, the second butt tube 12 may make to push away into the cavity of connecting tube
Into, further such that sealing rubber ring 2 is bonded by the first butt tube 11, the second butt tube 12 and inner tube 31, it is effective to improve
Sealing performance, if do not had in actual use, leaking occurs in welding portion or sealing ring part leaks, seal cavity 4
Interior pressure value generates floating, can be alarmed by pressure alarm 42 variation of pressure, so that leakage can be compared with
Early discovery, is overhauled in time, and the structure design of the utility model is reasonable, easy for installation, and pipe connecting structure is firm, is sealed simultaneously
Performance is good, while can facilitate and effectively be detected to the leakproofness of pipeline, reduces Maintenance and Repair workload, improves maintenance dimension
The efficiency of shield.
Above content is only illustrate to examples for clearly illustrating the present invention described in this specification.The utility model
Person of ordinary skill in the field can make various modifications or additions to the described embodiments or using class
As mode substitute, content without departing from the utility model specification or surmount model defined in the claims
It encloses, all should belong to the protection range of the utility model.
Claims (6)
- The pipe connecting structure 1. a kind of HVAC is constructed, it is characterised in that: including the first butt tube, the second butt tube, seal rubber Circle and connecting tube, the connecting tube are made of inner and outer tubes socket, and the outside wall surface of inner tube is bonded with the inner wall of appearance Fixed, the both ends of the inner tube are provided with and the first fixing groove for sealing rubber ring one end to be arranged, and described first pair One end of adapter tube and the second butt tube is provided with the second fixing groove of setting sealing rubber ring other end, and described described the One end of one butt tube and the second butt tube is respectively cooperating in the cavity for being set in outer tube, the first butt tube and the second butt tube Outside wall surface is bonded with the inner wall of outer tube, and the first described butt tube one end and inner tube one end and the second butt tube and inner tube are another It is respectively provided between one end and is connected with sealing rubber ring, the inner wall at the outer tube sleeve both ends is provided with annular groove, the first docking The outside wall surface of pipe and the second butt tube constitutes seal cavity with the annular groove of corresponding side, and the seal cavity is provided with height Medium is pressed, the wall surface of the outer tube is provided with the medium input port of seal cavity connection and for connecting with seal cavity Pressure alarm, the medium input port is provided with inflation valve nozzle, first butt tube and the second butt tube The position that is contacted with outer tube both-side ends of outside wall surface pass through welded seal.
- The pipe connecting structure 2. HVAC according to claim 1 is constructed, it is characterised in that: the high-pressure medium is high pressure Nitrogen.
- The pipe connecting structure 3. HVAC according to claim 2 is constructed, it is characterised in that: first butt tube and One end outside wall surface of second butt tube is provided with first flange disk, and the both ends of the outer tube are provided with and first flange disk The second flange disk of cooperation, the first flange disk and second flange disk are fixed by several bolt parts.
- The pipe connecting structure 4. HVAC according to claim 1 is constructed, it is characterised in that: the inner and outer tubes are in one Bodyization casting.
- The pipe connecting structure 5. HVAC according to claim 1 is constructed, it is characterised in that: first butt tube, the Two butt tubes and connecting tube are all made of stainless steel material.
- The pipe connecting structure 6. HVAC according to claim 1 is constructed, it is characterised in that: first butt tube, the The outside wall surface of two butt tubes and outer tube, which is wrapped, is equipped with insulating layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820645160.5U CN208281661U (en) | 2018-05-02 | 2018-05-02 | HVAC construction pipe connecting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820645160.5U CN208281661U (en) | 2018-05-02 | 2018-05-02 | HVAC construction pipe connecting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208281661U true CN208281661U (en) | 2018-12-25 |
Family
ID=64751223
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820645160.5U Expired - Fee Related CN208281661U (en) | 2018-05-02 | 2018-05-02 | HVAC construction pipe connecting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208281661U (en) |
-
2018
- 2018-05-02 CN CN201820645160.5U patent/CN208281661U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20181225 Termination date: 20190502 |