CN204533964U - A kind of air conditioner connecting pipe outside protective pipe - Google Patents
A kind of air conditioner connecting pipe outside protective pipe Download PDFInfo
- Publication number
- CN204533964U CN204533964U CN201520225711.9U CN201520225711U CN204533964U CN 204533964 U CN204533964 U CN 204533964U CN 201520225711 U CN201520225711 U CN 201520225711U CN 204533964 U CN204533964 U CN 204533964U
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- pipe
- button
- air conditioner
- hangnail
- conditioner connecting
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Abstract
The utility model provides a kind of air conditioner connecting pipe outside protective pipe; belong to air-conditioning equipment field, it comprises body, and described body comprises the first button pipe and the second button pipe that cooperatively interact; described first button pipe and second is detained pipe and is connected by soft limit in side, and opposite side can fasten mutually.The air conditioner connecting pipe outside protective pipe that the utility model provides is detained the mutual fastening of pipe by the first button pipe and second and is wrapped in protective tube by air conditioner connecting pipe, avoids air conditioner connecting pipe and is subject to long-term exposing to the sun and rain in outdoor and causes damage.Simultaneously the air conditioner connecting pipe outside protective pipe that provides of the utility model is convenient to operation, and light quality is easy to carry.
Description
Technical field
The utility model relates to air-conditioning equipment field, in particular to a kind of air conditioner connecting pipe outside protective pipe.
Background technique
Air conditioner connecting pipe refers to the pipe connected between air conditioner outdoor machine and indoor set, and its effect is mainly the passage of refrigerant circulation between indoor apparatus of air conditioner and outdoor unit.And current most connecting tube is all exposed in outdoor, without any protection, under the extraneous factor impacts such as long-term rain, easily corrosion is caused to connecting tube.
Meanwhile, air-conditioning outer machine owing to being arranged on outdoor, when air-conditioning install floor higher time, some protection facilities are installed to connecting tube or equipment very difficult and there is very large security risk, be therefore badly in need of a kind of can the air conditioner connecting pipe proterctive equipment of convenient installation.
In prior art, air conditioner connecting pipe is usually exposed in outdoor, and chronic sun exposure drenches with rain, and connecting tube is easily corroded and occurs crackle, and then affects the refrigeration of air-conditioning.Air conditioner connecting pipe can wrap by the air conditioner connecting pipe protective tube that the utility model provides, and prevents rainwater from drenching connecting tube, plays a protective role to connecting tube.Specifically, during use, air conditioner connecting pipe is buckled in wherein by the first button pipe and the second button pipe, this avoid the impact of extraneous factor on air conditioner connecting pipe.
Concrete; first button pipe of protective tube and second is detained side between pipe and is connected by soft limit, and opposite side realizes fixing by mutual fastening, installs very convenient like this; only air conditioner connecting pipe need be placed in the middle of the first button pipe and the second button pipe, the first button pipe and second are detained pipe thread altogether.So-called soft limit refers to and links together and the part that can repeatedly turn down between the first button pipe and the second button pipe, and it is not extra parts.
Further, described first button pipe and the second button pipe are semicircle.
Complete cylindric outside protective pipe is formed after first button pipe and the second button pipe fasten mutually; therefore both concrete forms can design according to use needs; in the utility model, the first button pipe and the second button pipe are semicircle, convenient when air conditioner connecting pipe being put into protective tube like this.
Further, described first button pipe and the second button pipe tip row fastening in by the many groups of hangnails cooperatively interacted and hangnail.
Realize fastening by the hangnail that cooperatively interacts and hangnail button between first button pipe with the second button pipe, fast very convenient during fastening, saved a large amount of installation times, workman does not need long-time at higher outdoor work, ensure that the Security of installation.Certainly realizing the structure that the first button pipe and the second button pipe realize mutually fastening also has a lot, as: directly detain on pipe at the first button pipe and second and arrange some buckles, those skilled in the art can select according to the actual needs voluntarily.
When fastening between hangnail and hangnail button; this hangnail can only be made to realize stable being fixedly connected with the first button pipe in hangnail button setting area with the second button pipe, therefore will ensure that the stable connection of whole outside protective pipe needs to arrange the many groups of hangnails cooperatively interacted and hangnail button.
Further, the described many groups of hangnails cooperatively interacted and equally spaced the first button pipe and second that is arranged on of hangnail button are detained on pipe.
Many groups hangnail and hangnail button is equally spaced is equipped with, makes to fasten between the first button pipe and the second button pipe stable.Uniform force on whole outside protective pipe, there will not be the situation of splitting.
Further, described first button pipe is provided with hangnail button away from a side margin on soft limit, and described second button pipe is provided with hangnail away from a side margin on soft limit.
Hangnail button and hangnail both can be arranged by mixed interval, also can be unified hangnail and hangnail button are separately positioned on the body of side, in the utility model, hangnail button is arranged on the first button pipe, hangnail is arranged on the second button pipe, after hangnail and hangnail button are disposed on the same side body, when mounted, corresponding one installation direction being placed on custom arranging hangnail or hangnail button, according to the installation custom of oneself, is installed by installation personnel.
Further, described hangnail comprises base station and hook card, and described hook fastens and is arranged on base station, and described hook card has barb, and described hangnail button is bar shaped frame.
Hangnail button is a bar shaped mount structure, be arranged on the edge of the first button, base station is arranged on the edge of the second button, and hook card is arranged on base station, during use, hook card stretches in bar shaped frame, and the edge of the barbs hold bar shaped frame on hook card forms interface arrangment, accordingly, the first button pipe and the second button pipe realize fastening.When needs are dismantled, the edge of the barb of hook card from bar shaped frame is staggered.
Further, described hook card is 2, and the barb on described two hook cards is arranged dorsad.
If only arrange 1 hook card also can realize buckleing first pipe and second and buckle fastening between pipe; but the operating habit of people is not met when operating; because of people do crowded, the action such as to break time thumb usually can be used to carry out together with forefinger, the effect by means of power can be formed each other.Therefore in the utility model, hook card is 2, and hook card is arranged in parallel, and 2 are arranged dorsad with the barb on hook card, like this when dismantling hangnail, the thumb of people and forefinger extrude a hook card respectively, be equivalent to the action of squeezing to centre, staggered at the edge of barb from bar shaped frame, the first button pipe and the second button pipe are naturally taken apart, more convenient to operate.
Further, described hangnail also comprises stopper, and described stopper is fixedly installed on base station, and is positioned in the middle of two hook cards.
As mentioned above, when dismounting or hold-down hook card, 2 hook cards all can, to middle deviation, if the angle of deviation is excessive, may cause hook card to fracture, therefore in order to prevent this situation, in the utility model, be provided with stopper in the middle of 2 hook cards, such hook is stuck in in the process of middle deviation, namely can stop after colliding stopper, there will not be the phenomenon that hook card fractures.
Further, described second button pipe is provided with clamp, and described clamp is arranged on the second button pipe away from one end madial wall on soft limit, and described clamp stretches out the second button pipe.
The effect of clamp is for when the first button pipe and the second button pipe thread close, and prevents its inside warpage and there will not be the first button pipe and second to detain the phenomenon of distending between pipe.
Further, described first button pipe and the second button pipe are made by PVC material.
PVC material has nonflammability, high strength, resistance to climate variability and excellent geometrical stability.PVC has very strong resistivity to oxygenant, reducing agent and strong acid.Therefore the first button pipe using PVC material to make and the second button pipe long service life, and lighter weight, conveniently take.
The beneficial effects of the utility model are: the air conditioner connecting pipe outside protective pipe that the utility model provides is detained the mutual fastening of pipe by the first button pipe and second and is wrapped in protective tube by air conditioner connecting pipe, avoid air conditioner connecting pipe and are subject to long-term exposing to the sun and rain in outdoor and cause damage.Simultaneously the air conditioner connecting pipe outside protective pipe that provides of the utility model is convenient to operation, and light quality is easy to carry.
Model utility content
The utility model provides a kind of air conditioner connecting pipe outside protective pipe, aims to provide the air conditioner connecting pipe outer jointing jacket of the convenient installation of a kind of energy.
The utility model is achieved in that
A kind of air conditioner connecting pipe outside protective pipe, comprises body, and described body comprises the first button pipe and the second button pipe that cooperatively interact, and described first button pipe and second is detained pipe and is connected by soft limit in side, and opposite side can fasten mutually.
Accompanying drawing explanation
In order to be illustrated more clearly in the technological scheme of the utility model embodiment, be briefly described to the accompanying drawing used required in embodiment below, be to be understood that, the following drawings illustrate only some embodiment of the present utility model, therefore the restriction to scope should be counted as, for those of ordinary skill in the art, under the prerequisite not paying creative work, other relevant accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the air conditioner connecting pipe outside protective pipe that the utility model provides;
Fig. 2 is the sectional view of the air conditioner connecting pipe outside protective pipe middle tube body that the utility model provides;
Fig. 3 is the structural representation of hangnail in the air conditioner connecting pipe outside protective pipe that provides of the utility model;
Fig. 4 is the sectional drawing of the air conditioner connecting pipe outside protective pipe middle tube body that the utility model provides.
Figure acceptance of the bid note is respectively:
First button pipe 101; Second button pipe 102; Hangnail button 103; Hangnail 104;
Soft limit 105; Base station 106; Hook card 107; Barb 108; Stopper 109;
Clamp 110.
Embodiment
Air conditioner connecting pipe refers to the pipe connected between air conditioner outdoor machine and indoor set, and its effect is mainly the passage of refrigerant circulation between indoor apparatus of air conditioner and outdoor unit.And current most connecting tube is all exposed in outdoor, without any protection, under the extraneous factor impacts such as long-term rain, easily corrosion is caused to connecting tube.
Meanwhile, air-conditioning outer machine owing to being arranged on outdoor, when air-conditioning install floor higher time, some protection facilities are installed to connecting tube or equipment very difficult and there is very large security risk, be therefore badly in need of a kind of can the air conditioner connecting pipe proterctive equipment of convenient installation.
Those skilled in the art are seeking a kind of instrument or the method for improving this problem for a long time always.
Given this; artificer of the present utility model is by long-term exploration and trial; and experiment repeatedly and effort; continuous reform and innovation; a kind of air conditioner connecting pipe outside protective pipe is have devised by a series of design cleverly; air conditioner connecting pipe is wrapped in protective tube by the mutual fastening of the first button pipe 101 and the second button pipe 102 by this air conditioner connecting pipe outside protective pipe, avoids air conditioner connecting pipe and is subject to long-term exposing to the sun and rain in outdoor and causes damage.Simultaneously the air conditioner connecting pipe outside protective pipe that provides of the utility model is convenient to operation, and light quality is easy to carry.
For making the object of the utility model embodiment, technological scheme and advantage clearly, below in conjunction with the accompanying drawing in the utility model embodiment, technological scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.Therefore, below to the detailed description of the embodiment of the present utility model provided in the accompanying drawings and the claimed scope of the present utility model of not intended to be limiting, but selected embodiment of the present utility model is only represented.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
It should be noted that: represent similar terms in similar label and letter accompanying drawing below, therefore, once be defined in an a certain Xiang Yi accompanying drawing, then do not need to define further it and explain in accompanying drawing subsequently.
In description of the present utility model, it should be noted that, term " " center ", " on ", D score, " left side ", " right side ", " vertically ", " level ", " interior ", orientation or the position relationship of the instruction such as " outward " are based on orientation shown in the drawings or position relationship, or this model utility product orientation of usually putting or position relationship when using, only the utility model and simplified characterization for convenience of description, instead of indicate or imply that the device of 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 ", " the 3rd " etc. only for distinguishing description, and can not be interpreted as instruction or hint relative importance.
In description of the present utility model, also it should be noted that, unless otherwise clearly defined and limited, term " setting ", " installation ", " being connected ", " connection " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, concrete condition the concrete meaning of above-mentioned term in the utility model can be understood.
A kind of air conditioner connecting pipe outside protective pipe as shown in Figures 1 to 4; comprise body; described body comprises the first button pipe 101 and the second button pipe 102 cooperatively interacted; coordinate by snapping together to be formed between first button pipe 101 and the second button pipe 102, it is cylindric that the first button pipe 101 and the second button pipe 102 snap together rear formation.
Specifically, in the present embodiment, first button pipe 101 and the second button pipe 102 are semicircle, semicircular body is adopted mutually to fasten, in actual use can be convenient, only need the caliber of the first button pipe 101 and the second button pipe 102 be done slightly larger than the caliber of air conditioner connecting pipe, just can directly air conditioner connecting pipe be wrapped up by the first button pipe 101 and the second button pipe about 102, mutually snap together, very convenient.First button pipe 101 and the second button pipe 102 can certainly be designed to other shapes; such as: the arc-shaped the first button pipe 101 being designed to non-semicircle; accordingly be designed to the second button pipe 102 to detain with first the arc-shaped that pipe 101 coordinates; but after arranging like this; air conditioner connecting pipe needs to load from the two ends of protective tube; inconvenient operation, more time-consuming, convenient not when installation personnel is in high-lift operation.
Described first button pipe 101 and second is detained pipe 102 and is connected by soft limit 105 in side, described soft limit 105 refers to and links together and the part that can repeatedly turn down between the first button pipe 101 and the second button pipe 102, and it is not extra parts but detains pipe 101 and second with first to detain pipe 102 integrated.
First button pipe 101 and second is detained pipe 102 and is realized mutually fastening at the opposite side away from soft limit 105.The device that realization fastens each other or structure have a lot, such as: directly some buckles are set on the first button pipe 101 and the second button pipe 102.In the present embodiment, the first button pipe 101 and the second button pipe 102 are fastened by the hangnail 104 that cooperatively interacts and hangnail button 103.
Namely hangnail 104 can be arranged on the first button pipe 101 and also can be arranged on the second button pipe 102, is arranged on by hangnail button 103 accordingly on the second button pipe 102 or the first button pipe 101.In the present embodiment, the first button pipe 101 arranges hangnail button 103, the second button pipe 102 arranges hangnail 104.
Described hangnail button 103 is a bar shaped frame, hangnail button 103 be fixedly installed on the first button pipe 101 away from a side margin on soft limit 105 and along first button pipe 101 radial direction arrange, hangnail 104 comprises base station 106 and hook card 107, described base station 106 is fixedly installed on the edge of the second button pipe 102 away from side, soft limit 105, described hook card 107 is fixedly installed on base station 106, and hook card 107 buckles 103 towards the first hangnail buckled on pipe 101 to arrange.
Described hook card 107 has barb 108, barb 108 is vertically installed in the tip of hook card 107, barb 108 has an inclined-plane tilted towards base station 106, in use, hook card 107 stretches into hangnail and buckles in 103, inclined-plane elder generation on barb 108 and the EDGE CONTACT of hangnail button 103, the effect extruded, hook card 107 inwardly extrudes along inclined-plane true dip direction and finally gets into hangnail to be buckled in 103, after barb 108 passes completely through hangnail button 103, hook card 107 rebounds and barbs hold hangnail is buckled the edge of 103, so namely, achieve the fastening between the first button pipe 101 and the second button pipe 102.
If only arrange 1 hook card 107 also can realize buckleing first pipe 101 and second and buckle fastening between pipe 102; but the operating habit of people is not met when carrying out disassembling section; because of people do crowded, the action such as to break time thumb usually can be used to carry out together with forefinger, the effect by means of power can be formed each other.Therefore, in the present embodiment, described hook card 107 is 2,2 hook cards 107 are set in parallel on base station 106, barb 108 on described two hook cards 107 is arranged dorsad, and the setting position of two hook cards 107 and hangnail are buckled 103 and mated, specifically, 2 hook cards 107 vertical portion with in bar shaped frame along concordant.Like this when dismantling hangnail 104, the thumb of people and forefinger extrude a hook card 107 respectively, are equivalent to the action of squeezing to centre, are staggered at the edge of barb 108 from bar shaped frame, and the first button pipe 101 and the second button pipe 102 are naturally taken apart, more convenient to operate.
When dismantling or install hangnail 104 and hangnail button 103,2 hook cards 107 all can to middle deviation, if the angle of deviation is excessive, hook card 107 may be caused to fracture, therefore in order to prevent this situation, in the present embodiment, be provided with stopper 109 in the middle of 2 hook cards 107, stopper 109 top is concordant with hook card 107 top, and such hook card 107 is in the process to middle deviation, namely can stop after colliding stopper 109, there will not be the phenomenon that hook card 107 fractures.
Realize fastening by the hangnail 104 that cooperatively interacts and hangnail button 103 between first button pipe 101 and the second button pipe 102, fast very convenient during fastening, saved a large amount of installation times, workman does not need long-time at higher outdoor work, ensure that the Security of installation.
When fastening between hangnail 104 and hangnail button 103; this hangnail 104 can only be made to realize stable being fixedly connected with the first button pipe 101 in hangnail button 103 setting area with the second button pipe 102, therefore will ensure that the stable connection of whole outside protective pipe needs to arrange the many groups of hangnails cooperatively interacted 104 and hangnail button 103.
Hangnail button 103 and hangnail 104 both can be arranged by mixed interval, also can be unified hangnail 104 and hangnail button 103 are separately positioned on the body of side, in the present embodiment, hangnail button 103 is arranged on the first button pipe 101, hangnail 104 is arranged on the second button pipe 102, after hangnail 104 and hangnail button 103 are disposed on the same side body, when mounted, corresponding one installation direction being placed on custom arranging hangnail 104 or hangnail button 103, according to the installation custom of oneself, is installed by installation personnel.
In addition, the described many groups of hangnails cooperatively interacted 104 and hangnail button 103 are equally spaced being arranged on the first button pipe 101 and the second button pipe 102.Equally spaced setting makes uniform force on whole outside protective pipe, there will not be the situation of splitting.
In addition, the situation occurring distending between pipe 102 is detained in order to prevent the first button pipe 101 and second snapped together, the place that first button pipe 101 and the second button pipe 102 are interlocked also is provided with clamp 110, the effect of clamp 110 is for when the first button pipe 101 and the second button pipe 102 fasten, and prevents its inside warpage and there will not be the phenomenon of distending between the first button pipe 101 and the second button pipe 102.In the present embodiment, clamp 110 is arranged on the inwall of the second button pipe 102 and detains that pipe 102 is one-body molded to be made with second, clamp 110 has to be detained pipe 101 and second with first and detains the identical radian of pipe 102, and during use, the first button pipe 101 is stuck in the outside of clamp 110 and detains pipe 102 be interlocked with second.Clamp 110 can certainly be arranged on the first button pipe 101.
Meanwhile, the air conditioner connecting pipe outside protective pipe that the present embodiment provides can many couple together use, specifically; as Fig. 4; the outer wall of one end body of protective tube is formed the step of a depression, the degree of depth of depression is consistent with the wall thickness of body, and the wall thickness of recess is identical with body wall thickness simultaneously.Many protective tubes can be made like this can to couple together use one by one; protective tube can make pipe nipple; transport convenient; the end of during use, the body arranging female ends being inserted the other end body couples together; the body assembled so exteriorly, is as good as with complete protective tube.
In air conditioner connecting pipe outside protective pipe in the present embodiment, the first button pipe 101, second button pipe 102, hangnail button 103 and hangnail 104 all adopts PVC material to make, and PVC material has nonflammability, high strength, resistance to climate variability and excellent geometrical stability.PVC has very strong resistivity to oxygenant, reducing agent and strong acid.Therefore the outside protective pipe long service life that PVC material is made is used, and lighter weight, conveniently take.
The foregoing is 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 amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (10)
1. an air conditioner connecting pipe outside protective pipe, is characterized in that, comprises body, and described body comprises the first button pipe and the second button pipe that cooperatively interact, and described first button pipe and second is detained pipe and is connected by soft limit in side, and opposite side can fasten mutually.
2. a kind of air conditioner connecting pipe outside protective pipe according to claim 1, is characterized in that, described first button pipe and the second button pipe are semicircle.
3. a kind of air conditioner connecting pipe outside protective pipe according to claim 1, is characterized in that, described first button pipe and the second button pipe are tipped row in by the many groups of hangnails cooperatively interacted and hangnail and fastened.
4. a kind of air conditioner connecting pipe outside protective pipe according to claim 3, is characterized in that, the described many groups of hangnails cooperatively interacted and equally spaced the first button pipe and second that is arranged on of hangnail button are detained on pipe.
5. a kind of air conditioner connecting pipe outside protective pipe according to claim 4, is characterized in that, described first button pipe is provided with hangnail button away from a side margin on soft limit, and described second button pipe is provided with hangnail away from a side margin on soft limit.
6. a kind of air conditioner connecting pipe outside protective pipe according to claim 3, is characterized in that, described hangnail comprises base station and hook card, and described hook fastens and is arranged on base station, and described hook card has barb, and described hangnail button is bar shaped frame.
7. a kind of air conditioner connecting pipe outside protective pipe according to claim 6, is characterized in that, described hook card is 2, and the barb on described two hook cards is arranged dorsad.
8. a kind of air conditioner connecting pipe outside protective pipe according to claim 7, it is characterized in that, described hangnail also comprises stopper, and described stopper is fixedly installed on base station, and is positioned in the middle of two hook cards.
9. a kind of air conditioner connecting pipe outside protective pipe according to claim 1, is characterized in that, described second button pipe is provided with clamp, and described clamp is arranged on the second button pipe away from one end madial wall on soft limit, and described clamp stretches out the second button pipe.
10. a kind of air conditioner connecting pipe outside protective pipe as claimed in any of claims 1 to 9, is characterized in that, described first button pipe and the second button pipe are made by PVC material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520225711.9U CN204533964U (en) | 2015-04-15 | 2015-04-15 | A kind of air conditioner connecting pipe outside protective pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520225711.9U CN204533964U (en) | 2015-04-15 | 2015-04-15 | A kind of air conditioner connecting pipe outside protective pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204533964U true CN204533964U (en) | 2015-08-05 |
Family
ID=53747970
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520225711.9U Expired - Fee Related CN204533964U (en) | 2015-04-15 | 2015-04-15 | A kind of air conditioner connecting pipe outside protective pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204533964U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105864571A (en) * | 2016-06-22 | 2016-08-17 | 吴晓笑 | Protection cover device for pipeline and mounting method of protection cover device |
| CN105889689A (en) * | 2016-06-22 | 2016-08-24 | 吴晓笑 | Wear-resistant pipe protective cover structure and mounting method thereof |
| CN105909916A (en) * | 2016-06-22 | 2016-08-31 | 吴晓笑 | Safety protection cover for pipeline and mounting method of safety protection cover |
-
2015
- 2015-04-15 CN CN201520225711.9U patent/CN204533964U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105864571A (en) * | 2016-06-22 | 2016-08-17 | 吴晓笑 | Protection cover device for pipeline and mounting method of protection cover device |
| CN105889689A (en) * | 2016-06-22 | 2016-08-24 | 吴晓笑 | Wear-resistant pipe protective cover structure and mounting method thereof |
| CN105909916A (en) * | 2016-06-22 | 2016-08-31 | 吴晓笑 | Safety protection cover for pipeline and mounting method of safety protection cover |
| CN105889689B (en) * | 2016-06-22 | 2017-12-15 | 长沙天卓塑胶有限公司 | A kind of wear-resisting pipeline protection cover structure and its installation method |
| CN105864571B (en) * | 2016-06-22 | 2018-03-13 | 广州发展新塘热力有限公司 | A kind of protective cover and its installation method for pipeline |
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| 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: 20150805 Termination date: 20160415 |