CN104089100A - Connecting pipe with bellows section - Google Patents
Connecting pipe with bellows section Download PDFInfo
- Publication number
- CN104089100A CN104089100A CN201410332892.5A CN201410332892A CN104089100A CN 104089100 A CN104089100 A CN 104089100A CN 201410332892 A CN201410332892 A CN 201410332892A CN 104089100 A CN104089100 A CN 104089100A
- Authority
- CN
- China
- Prior art keywords
- pipe
- connecting tube
- corrugated pipe
- internal diameter
- segment
- 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.)
- Pending
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/06—Separate outdoor units, e.g. outdoor unit to be linked to a separate room comprising a compressor and a heat exchanger
- F24F1/26—Refrigerant piping
- F24F1/32—Refrigerant piping for connecting the separate outdoor units to indoor units
Abstract
The invention relates to a split air conditioner connecting pipe, in particular to a connecting pipe with a bellows section. The connecting pipe comprises unthreaded pipe sections and the bellows section, the unthreaded pipe sections and the bellows section are arranged alternately, the bellows section comprises a pipe body and first threads, and the first threads are formed in the mode of being protruding outwards from the pipe body. According to the actual requirement, the connecting pipe with the size matched with the energy efficiency ratio of an air conditioner is selected; due to the facts that the unthreaded pipe sections and the bellows section of the connecting pipe are arranged in a spaced mode, unthreaded pipe transition sections are arranged between the unthreaded pipe sections and the bellows section, and therefore the situation that when the connecting pipe is bent, the unthreaded transition sections are bent to deform, and the inner diameter of the connecting pipe is decreased is avoided; in addition, due to the fact that the first threads are formed in the mode of being protruding outwards from the pipe body, in the manufacturing process, when the first threads are pressed outwards on the pipe body, the inner diameter of the pipe body will not be decreased, the situation that when the first threads are pressed, the inner diameter of the connecting pipe is decreased, and flow efficiency of refrigerating mediums is influenced is conveniently avoided, and therefore the energy efficiency ratio of the air conditioner is increased.
Description
This case has required the Chinese invention patent of submitting on June 23rd, 2014, and denomination of invention is: a kind of connecting tube with corrugated pipe segment, application number is: 201420335280.7 preference.
Technical field
The present invention relates to a kind of splitting air conditioner connecting pipe, particularly a kind of connecting tube with corrugated pipe segment.
Background technique
Split-type air conditioner is a kind of very universal household electric appliance, and its split type regulator has two units of indoor and outdoors, by refrigeration agent, makes these two unit actings carry out heat exchange.Refrigeration agent circulates between outdoor and indoor units, needs high leak tightness connecting tube as flow channel.Prior art provides the high leak tightness connecting tube with corrugated pipe segment, has solved to a certain extent the problem that splitting air conditioner connecting pipe is easily out of shape by bending when knob-and-tube wiring.
At present, the connecting tube with corrugated pipe segment existing on market.The air-conditioner pipe of connecting tube as shown in the patent (referring to Fig. 1 and Fig. 2) that the patent No. is 200810196483.1 and 201310431970. 2, air-conditioner pipe comprises middle pipe (or light pipe) and thread section, thread section passes through reducer pipe undergauge to light pipe.In transportation and use, because air-conditioner pipe often needs bending, reducer pipe is easily distortion partly, causes interior latus rectum to dwindle, and interior discharge value is managed in impact, affects the flow efficiency of refrigerant, reduces the Energy Efficiency Ratio of air-conditioning.The air-conditioner pipe that another connecting tube is 92237517.8 as the patent No. (referring to Fig. 3), it is comprised of even pipeline and corrugated pipe segment, bellows is on even pipeline, to be squeezed into the corrugated pipe segment of certain length, and the patent No. is that 201210102098.2(is referring to Fig. 4) and the air-conditioner pipe of 201220257988.6 (referring to Fig. 5), same, its bellows segment is to push and form on even copper pipe.Owing to adopting fashion of extrusion, screw thread is that indent mode forms, and causes latus rectum in connecting tube seriously to dwindle.As can be seen here, all or easily distortion causes interior latus rectum to dwindle to existing one air-conditioner pipe, or in itself, latus rectum is smaller, all affects interior media circulation, causes air-conditioning energy efficiency to reduce.
Summary of the invention
The problems referred to above that exist for prior art, the object of the invention is to, and provide a kind of and can either solve connecting tube problem of being easily out of shape by bending through walls, can avoid again the connecting tube that in connecting tube, latus rectum diminishes.
To achieve these goals, the technical solution used in the present invention is:
With a connecting tube for corrugated pipe segment, comprise light pipe section and corrugated pipe segment that space is arranged, described corrugated pipe segment comprises body and the first screw thread, described the first screw thread is formed to pipe outer lug by described body.According to actual needs, the connecting tube that the Energy Efficiency Ratio of selection and air-conditioning matches, because light pipe section and the corrugated pipe segment interval of connecting tube are arranged, light pipe changeover portion is not set between light pipe section and corrugated pipe segment, and then avoided when connecting tube is crooked, light pipe changeover portion occurs that bending deflection causes the situation that in connecting tube, latus rectum diminishes; In addition, because the first screw thread is formed to pipe outer lug by body, make in working process, while suppressing the first screw thread outside pipe on body, the internal diameter of body can not dwindle, in the time of can avoiding suppressing the first screw thread easily, in connecting tube, latus rectum diminishes, and affects the situation of the flow efficiency of refrigerant, thereby improves the Energy Efficiency Ratio of air-conditioning.
As preferably, the internal diameter of described corrugated pipe segment is more than or equal to the internal diameter of described light pipe section.The internal diameter of corrugated pipe segment is more than or equal to or is slightly less than the internal diameter of light pipe section, solve connecting tube through walls easily by bending problem on deformation in, avoided connecting tube due to the situation that corrugated pipe segment is set makes the interior latus rectum of connecting tube itself and diminish.
As preferably, the internal diameter of described light pipe section equals the internal diameter of described body, being directly connected with described light pipe section of described first screw thread of described light pipe section and described corrugated pipe segment joint.Directly being connected with described light pipe section of the first screw thread of light pipe section and corrugated pipe segment joint, avoid occurring in the joint of light pipe section and corrugated pipe segment that stress concentrates.
As preferably, described light pipe section and described corrugated pipe segment are integral type structure.Light pipe section and corrugated pipe segment are integral type structure, are first the seals that has guaranteed connecting tube, secondly, and the control that has also facilitated light pipe section to equate with corrugated pipe segment internal diameter, but also saved manufacturing procedure.
Preferred as another, the internal diameter of described body is greater than the internal diameter of described light pipe section.The internal diameter of body is greater than the internal diameter of light pipe section, in installing and using process, when connecting tube is through walls, when corrugated pipe segment occurs bending and deformation, even if the interior latus rectum of corrugated pipe segment dwindles slightly, also can be offset by its larger diameter, further guarantee, connecting tube in installing and using in latus rectum can not diminish.
Preferred as another, described light pipe section and described corrugated pipe segment are directly provided with reducer pipe, the internal diameter of described reducer pipe small end equates with the internal diameter of described light pipe section, and the internal diameter of the large end of described reducer pipe equates with the internal diameter of described corrugated pipe segment, and described outer wall is provided with the second screw thread.By reducer pipe, connect light pipe section and corrugated pipe segment, avoid occurring wedge angle between light pipe section and corrugated pipe segment and stress occurs concentrate, improve the mechanical property of connecting tube, the second screw thread is set on reducer pipe, improve the mechanical property of reducer pipe, make reducer pipe be difficult for bending distortion occurs and cause diminishing of latus rectum in connecting tube.
Preferred as another, the high small end by described reducer pipe of tooth of described the second screw thread increases to large end gradually until equate the large end end of described reducer pipe and the tooth of described the first screw thread are high, and is connected smoothly with described the first screw thread.Further guaranteed the degree that seamlessly transits of reducer pipe and the second screw thread thereof and light pipe section and corrugated pipe segment, further avoided, in the joint of reducer pipe and the second screw thread and light pipe section and corrugated pipe segment, the concentrated situation of stress occurs.
Preferred as another, described the second screw thread is formed to pipe outer lug by described reducer pipe.Avoid in the second screw thread pressing process dwindling of latus rectum in reducer pipe occurs and affect the interior latus rectum of connecting tube itself.
Preferred as another, described light pipe section, corrugated pipe segment and reducer pipe are integral type structure.Guaranteed the seal of connecting tube.
As preferably, the two ends of described connecting tube are light pipe section.Facilitate connection and the installation of connecting tube.
In sum, owing to having adopted technique scheme, the invention has the beneficial effects as follows:
1, connecting tube comprises light pipe section and corrugated pipe segment, the internal diameter of corrugated pipe segment is more than or equal to the internal diameter of light pipe section, solve connecting tube through walls easily by bending problem on deformation in, avoided connecting tube due to corrugated pipe segment being set, the interior latus rectum of connecting tube itself to be diminished.
2, due to light pipe changeover portion not being set between light pipe section and corrugated pipe segment, and then avoided when connecting tube is crooked, light pipe changeover portion occurs that crooked diminishing causes the situation that in connecting tube, latus rectum diminishes.
Accompanying drawing explanation
Fig. 1 is the structural representation of existing connecting tube;
Fig. 2 is the structural representation of existing connecting tube;
Fig. 3 is the structural representation of existing connecting tube;
Fig. 4 is the structural representation of existing connecting tube;
Fig. 5 is the structural representation of existing connecting tube;
Fig. 6 is structural representation of the present invention;
Fig. 7 is another structural representation of the present invention;
Fig. 8 is the right elevation of Fig. 7,
The reference character of Fig. 6, Fig. 7 and Fig. 8: 1-light pipe section, 2-corrugated pipe segment, 3-body, 4-the first screw thread, 5-reducer pipe, 6-the second screw thread.
Embodiment
Below in conjunction with accompanying drawing, the present invention is described in detail.
In order to make object of the present invention, technological scheme and advantage clearer, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
As shown in Figure 6, a kind of connecting tube with corrugated pipe segment, comprises light pipe section 1 and corrugated pipe segment 2 that space is arranged, and described corrugated pipe segment 2 comprises body 3 and the first screw thread 4, and described the first screw thread 4 is formed to pipe outer lug by described body 3.According to actual needs, the connecting tube that the Energy Efficiency Ratio of selection and air-conditioning matches, because light pipe section 1 and corrugated pipe segment 2 intervals of connecting tube are arranged, between light pipe section 1 and corrugated pipe segment 2, light pipe changeover portion is not set, and then avoided when connecting tube is crooked, light pipe changeover portion occurs that bending deflection causes the situation that in connecting tube, latus rectum diminishes; In addition, because the first screw thread 4 is formed to pipe outer lug by body 3, make in working process, while suppressing the first screw thread 4 outside pipe on body 3, the internal diameter of body 3 can not dwindle, in the time of can avoiding suppressing the first screw thread 4 easily, in connecting tube, latus rectum diminishes, and affects the situation of the flow efficiency of refrigerant, thereby improves the Energy Efficiency Ratio of air-conditioning.
As preferably, the internal diameter of described corrugated pipe segment 2 is more than or equal to the internal diameter of described light pipe section 1.The internal diameter of corrugated pipe segment 2 is more than or equal to or is slightly less than the internal diameter of light pipe section 1, solve connecting tube through walls easily by bending problem on deformation in, also avoided connecting tube due to the situation that corrugated pipe segment 2 is set makes the interior latus rectum of connecting tube itself and diminish.
embodiment 1:
As shown in Figure 6, the internal diameter of described light pipe section 1 equals the internal diameter of described body 3, the seamlessly transitting with described light pipe section 1 of described first screw thread 4 of described light pipe section 1 and described corrugated pipe segment 2 joints.Seamlessly transitting with described light pipe section 1 of the first screw thread 4 of light pipe section 1 and corrugated pipe segment 2 joints, avoids occurring that in light pipe section 1 and the joint of corrugated pipe segment 2 stress is concentrated.
As preferably, described light pipe section 1 is integral type structure with described corrugated pipe segment 2.Light pipe section 1 is integral type structure with corrugated pipe segment 2, is first the seal that has guaranteed connecting tube, secondly, and the control that has also facilitated light pipe section 1 to equate with corrugated pipe segment 2 internal diameters, but also saved manufacturing procedure.
embodiment 2:
As shown in Figure 7 and Figure 8, the internal diameter of described body 3 is greater than the internal diameter of described light pipe section 1.The internal diameter of body 3 is greater than the internal diameter of light pipe section 1, in installing and using process, when connecting tube is through walls, when corrugated pipe segment 2 occurs bending and deformation, even if the interior latus rectum of corrugated pipe segment 2 dwindles slightly, also can be offset by its larger diameter, further guarantee, connecting tube in installing and using in latus rectum can not diminish.
As preferably, described light pipe section 1 is directly provided with reducer pipe 5 with described corrugated pipe segment 2, the internal diameter of described reducer pipe 5 small ends equates with the internal diameter of described light pipe section 1, and the internal diameter of described reducer pipe 5 large ends equates with the internal diameter of described corrugated pipe segment 2, and described reducer pipe 5 outer walls are provided with the second screw thread 6.By reducer pipe 5, connect light pipe section 1 and corrugated pipe segment 2, avoid occurring wedge angle between light pipe section 1 and corrugated pipe segment 2 and stress occurs concentrate, improve the mechanical property of connecting tube, the second screw thread 6 is set on reducer pipe 5, improve the mechanical property of reducer pipe 5, make reducer pipe 5 be difficult for bending distortion occurs and cause diminishing of latus rectum in connecting tube.
As preferably, the high small end by described reducer pipe 5 of the tooth of described the second screw thread 6 increases until in the large end end of described reducer pipe 5 and the tooth of described the first screw thread 4 is high equates gradually to large end, and is connected smoothly with described the first screw thread 4.Further guaranteed the degree that seamlessly transits of reducer pipe 5 and the second screw thread 6 and light pipe section 1 and corrugated pipe segment 2, further avoided with the joint of light pipe section 1 and corrugated pipe segment 2, the concentrated situation of stress occurring at reducer pipe 5 and the second screw thread 6 thereof.
As preferably, described the second screw thread 6 is formed to pipe outer lug by described reducer pipe 5.Avoid in the second screw thread 6 pressing processes dwindling of latus rectum in reducer pipe 5 occurs and affect the interior latus rectum of connecting tube itself.
As preferably, described light pipe section 1, corrugated pipe segment 2 and reducer pipe 5 are integral type structure.Guaranteed the seal of connecting tube.
As preferably, the two ends of described connecting tube are light pipe section 1.Facilitate connection and the installation of connecting tube.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any modifications of doing within the spirit and principles in the present invention, be equal to and replace and improvement etc., within all should being included in protection scope of the present invention.
Claims (10)
1. with the connecting tube of corrugated pipe segment, comprise light pipe section and corrugated pipe segment that space is arranged, it is characterized in that, described corrugated pipe segment comprises body and the first screw thread, and described the first screw thread is formed to pipe outer lug by described body.
2. the connecting tube with corrugated pipe segment as claimed in claim 1, is characterized in that, the internal diameter of described corrugated pipe segment is more than or equal to the internal diameter of described light pipe section.
3. the connecting tube with corrugated pipe segment as claimed in claim 2, is characterized in that, the internal diameter of described light pipe section equals the internal diameter of described body, and described light pipe section is directly connected with described light pipe section with described first screw thread of described corrugated pipe segment joint.
4. the connecting tube with corrugated pipe segment as claimed in claim 3, is characterized in that, described light pipe section and described corrugated pipe segment are integral type structure.
5. the connecting tube with corrugated pipe segment as claimed in claim 2, is characterized in that, the internal diameter of described body is greater than the internal diameter of described light pipe section.
6. the connecting tube with corrugated pipe segment as claimed in claim 5, it is characterized in that, described light pipe section and described corrugated pipe segment are directly provided with reducer pipe, the internal diameter of described reducer pipe small end equates with the internal diameter of described light pipe section, the internal diameter of the large end of described reducer pipe equates with the internal diameter of described corrugated pipe segment, and described reducer pipe is provided with the second screw thread.
7. the connecting tube with corrugated pipe segment as claimed in claim 6, it is characterized in that, the high small end by described reducer pipe of tooth of described the second screw thread increases to large end gradually until equate the large end end of described reducer pipe and the tooth of described the first screw thread are high, and is connected smoothly with described the first screw thread.
8. the connecting tube with corrugated pipe segment as claimed in claim 7, is characterized in that, described the second screw thread is formed to pipe outer lug by described reducer pipe.
9. the connecting tube with corrugated pipe segment as claimed in claim 8, is characterized in that, described light pipe section, corrugated pipe segment and reducer pipe are integral type structure.
10. the connecting tube with corrugated pipe segment as described in claim 1-9 any one, is characterized in that, the two ends of described connecting tube are light pipe section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410332892.5A CN104089100A (en) | 2014-06-23 | 2014-07-14 | Connecting pipe with bellows section |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420335280 | 2014-06-23 | ||
| CN201420335280.7 | 2014-06-23 | ||
| CN201410332892.5A CN104089100A (en) | 2014-06-23 | 2014-07-14 | Connecting pipe with bellows section |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104089100A true CN104089100A (en) | 2014-10-08 |
Family
ID=51636842
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420386700.4U Active CN203963278U (en) | 2014-06-23 | 2014-07-14 | A kind of connecting tube with corrugated pipe segment |
| CN201410332892.5A Pending CN104089100A (en) | 2014-06-23 | 2014-07-14 | Connecting pipe with bellows section |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420386700.4U Active CN203963278U (en) | 2014-06-23 | 2014-07-14 | A kind of connecting tube with corrugated pipe segment |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN203963278U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107448716A (en) * | 2017-08-24 | 2017-12-08 | 海盐四通管件制造有限公司 | A kind of threeway assembly variable tap |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203963278U (en) * | 2014-06-23 | 2014-11-26 | 陈卫国 | A kind of connecting tube with corrugated pipe segment |
| CN104976447B (en) * | 2015-06-10 | 2018-01-26 | 奥克斯空调股份有限公司 | A kind of air-conditioning bellows and its manufacture method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03172696A (en) * | 1989-11-30 | 1991-07-26 | Usui Internatl Ind Co Ltd | Bellows pipe |
| JPH08121161A (en) * | 1994-10-26 | 1996-05-14 | Katayama Kogyo Kk | Elastic expansion connection pipe used for intake and exhaust system for engine |
| CN2888223Y (en) * | 2006-05-15 | 2007-04-11 | 浙江盾安精工集团有限公司 | Connection tube for split type air conditioner |
| CN103597682A (en) * | 2011-04-04 | 2014-02-19 | 矢崎总业株式会社 | Corrugated tube |
| CN103742730A (en) * | 2013-12-31 | 2014-04-23 | 左铁军 | Diameter-expanding different-diameter corrugated connecting pipe and production method thereof |
| CN203963278U (en) * | 2014-06-23 | 2014-11-26 | 陈卫国 | A kind of connecting tube with corrugated pipe segment |
-
2014
- 2014-07-14 CN CN201420386700.4U patent/CN203963278U/en active Active
- 2014-07-14 CN CN201410332892.5A patent/CN104089100A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03172696A (en) * | 1989-11-30 | 1991-07-26 | Usui Internatl Ind Co Ltd | Bellows pipe |
| JPH08121161A (en) * | 1994-10-26 | 1996-05-14 | Katayama Kogyo Kk | Elastic expansion connection pipe used for intake and exhaust system for engine |
| CN2888223Y (en) * | 2006-05-15 | 2007-04-11 | 浙江盾安精工集团有限公司 | Connection tube for split type air conditioner |
| CN103597682A (en) * | 2011-04-04 | 2014-02-19 | 矢崎总业株式会社 | Corrugated tube |
| CN103742730A (en) * | 2013-12-31 | 2014-04-23 | 左铁军 | Diameter-expanding different-diameter corrugated connecting pipe and production method thereof |
| CN203963278U (en) * | 2014-06-23 | 2014-11-26 | 陈卫国 | A kind of connecting tube with corrugated pipe segment |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107448716A (en) * | 2017-08-24 | 2017-12-08 | 海盐四通管件制造有限公司 | A kind of threeway assembly variable tap |
Also Published As
| Publication number | Publication date |
|---|---|
| CN203963278U (en) | 2014-11-26 |
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| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20141008 |