CN107270018B - It connects and equips for large-scale smart city industrial building frost-cracking-preventing intelligent pipeline - Google Patents

It connects and equips for large-scale smart city industrial building frost-cracking-preventing intelligent pipeline Download PDF

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Publication number
CN107270018B
CN107270018B CN201710715640.4A CN201710715640A CN107270018B CN 107270018 B CN107270018 B CN 107270018B CN 201710715640 A CN201710715640 A CN 201710715640A CN 107270018 B CN107270018 B CN 107270018B
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China
Prior art keywords
connection sleeve
protective cover
bottom plate
connection
wall
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Application number
CN201710715640.4A
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Chinese (zh)
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CN107270018A (en
Inventor
不公告发明人
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Chongqing Link Construction Engineering Co., Ltd.
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Chongqing Link Construction Engineering Co Ltd
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Priority to CN201710715640.4A priority Critical patent/CN107270018B/en
Publication of CN107270018A publication Critical patent/CN107270018A/en
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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L23/00—Flanged joints
    • F16L23/02—Flanged joints the flanges being connected by members tensioned axially
    • F16L23/032—Flanged joints the flanges being connected by members tensioned axially characterised by the shape or composition of the flanges
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L23/00—Flanged joints
    • F16L23/02—Flanged joints the flanges being connected by members tensioned axially
    • F16L23/024—Flanged joints the flanges being connected by members tensioned axially characterised by how the flanges are joined to, or form an extension of, the pipes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L23/00—Flanged joints
    • F16L23/02—Flanged joints the flanges being connected by members tensioned axially
    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
    • E03B7/00—Water main or service pipe systems
    • E03B7/09—Component parts or accessories
    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
    • E03B7/00—Water main or service pipe systems
    • E03B7/09—Component parts or accessories
    • E03B7/14—Devices for thawing frozen pipes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L23/00—Flanged joints
    • F16L23/02—Flanged joints the flanges being connected by members tensioned axially
    • F16L23/036—Flanged joints the flanges being connected by members tensioned axially characterised by the tensioning members, e.g. specially adapted bolts or C-clamps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L53/00—Heating of pipes or pipe systems; Cooling of pipes or pipe systems
    • F16L53/30—Heating of pipes or pipe systems
    • F16L53/35—Ohmic-resistance heating
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L59/00—Thermal insulation in general
    • F16L59/02—Shape or form of insulating materials, with or without coverings integral with the insulating materials
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L59/00—Thermal insulation in general
    • F16L59/02—Shape or form of insulating materials, with or without coverings integral with the insulating materials
    • F16L59/028—Composition or method of fixing a thermally insulating material
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L59/00—Thermal insulation in general
    • F16L59/04—Arrangements using dry fillers, e.g. using slag wool which is added to the object to be insulated by pouring, spreading, spraying or the like
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L59/00—Thermal insulation in general
    • F16L59/14—Arrangements for the insulation of pipes or pipe systems
    • F16L59/16—Arrangements specially adapted to local requirements at flanges, junctions, valves or the like
    • F16L59/18—Arrangements specially adapted to local requirements at flanges, junctions, valves or the like adapted for joints
    • F16L59/184—Flanged joints

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Public Health (AREA)
  • Water Supply & Treatment (AREA)
  • Thermal Insulation (AREA)

Abstract

The invention discloses one kind for large-scale smart city industrial building frost-cracking-preventing intelligent pipeline connection equipment,Including the first connection sleeve and the second connection sleeve,The first connection sleeve and the second connection sleeve are hollow cylindrical configuration,Protective cover, which is set with, on the protective cover inner wall in the described first connection sleeve and the second connection cartridge exterior is provided with the heating tank being arranged in the shape of a spiral,Heater strip is provided in the heating tank,The protective cover is inside and outside double-layer structure,The heating tank is located on the inner wall of the endothecium structure of the protective cover,Cavity is provided between the inside and outside double-layer structure,It is bonded with insulating foam respectively on the opposite end face of the inside and outside double-layer structure,The present invention realizes the interconnection of two segment pipes by the first connection sleeve and the second connection sleeve,Protective cover and heating wire structure are used simultaneously,It realizes to pipeline heat temperature raising,Avoid frost crack pipe under low-temperature condition.

Description

It connects and equips for large-scale smart city industrial building frost-cracking-preventing intelligent pipeline
The application is divisional application, the application number of original application：2016100846368, the applying date：2016-02-14, invention Title：It connects and equips for large-scale smart city industrial building frost-cracking-preventing intelligent pipeline.
Technical field
The present invention relates to one kind for large-scale smart city industrial building frost-cracking-preventing intelligent pipeline connection equipment and frost-cracking-preventing Pipe connecting method.
Background technique
Under low-temperature condition, it is easy to be held by bursting by freezing, especially multistage pipeline position interconnected in the piping outside the house It easily freezes under low-temperature condition, causes pipeline to be easy impaired, and greatly increase the weight of pipeline, be easy pipeline disconnected It splits.
Summary of the invention
The purpose of the present invention is to provide one kind for large-scale smart city industrial building frost-cracking-preventing intelligent pipeline connection dress Standby and frost-cracking-preventing pipe pipeline connecting method, can improve problem of the existing technology, pass through the first connection sleeve and the second connection Sleeve realizes the interconnection of two segment pipes, while using protective cover and heating wire structure, realizes to pipeline heat temperature raising, avoids Frost crack pipe under low-temperature condition.
The invention is realized by the following technical scheme：
One kind for large-scale smart city industrial building frost-cracking-preventing intelligent pipeline connection equipment, including the first connection sleeve and Second connection sleeve, the first connection sleeve and the second connection sleeve are hollow cylindrical configuration, described First connection sleeve and the second connection cartridge exterior are set with protective cover and are provided on the protective cover inner wall The heating tank being arranged in the shape of a spiral is provided with heater strip in the heating tank, and the protective cover is inside and outside double-layer structure, The heating tank is located on the inner wall of the endothecium structure of the protective cover, is arranged between the inside and outside double-layer structure free Chamber is bonded with insulating foam on the opposite end face of the inside and outside double-layer structure respectively, leans in the first connection sleeve It is provided with upper mounted plate on second connection sleeve one end outer wall, in the second connection sleeve close to described the It is provided with bottom plate on one connection sleeve one end outer wall, is respectively set on the upper mounted plate and the bottom plate There are position and the corresponding through-hole of quantity, is provided with studs in the through-hole, the upper mounted plate and described Bottom plate is fixedly connected by the way that the locking nut at the studs both ends is arranged in；The outer diameter etc. of the upper mounted plate In the outer diameter of the bottom plate, described bottom plate one end is provided with 2 flange knots in the upper mounted plate Structure is provided with connecting rod between the flanged structure, and connecting plate, the connecting plate rotation are provided on the connecting rod It is connected on the connecting rod, is provided with threaded hole on the bottom plate side wall, is provided on the connecting plate Through-hole corresponding with the screw thread hole site, the connecting plate by the bolt thread through the through-hole be connected to it is described under In threaded hole on fixed plate side wall, it is respectively arranged on the opposite end face of the upper mounted plate and the bottom plate Clamping portion, clamping portion structure annular in shape, the clamping portion can be connected in the cavity on the protective cover.
Further, for the present invention is better achieved, it is arranged in the connecting plate far from described flanged structure one end There is bending part, be provided with through-hole on the bending part, in the bottom plate far from upper mounted plate one end end face On be provided with tapped blind hole, the fastening bolt through the through-hole, the fastening spiral shell are provided on the bending part Bolt end thread is connected in the tapped blind hole.
Further, for the present invention is better achieved, in the first connection sleeve and the second connection sleeve Anti- sliding burr is provided on inner wall, the anti-sliding burr is to connect respectively along the first connection sleeve and described second It connects sleeve lining and is provided at circumferentially spaced at least two.
Further, for the present invention is better achieved, the flanged structure is symmetrically arranged 2 groups.
Compared with prior art, the present invention having the advantages that：
（1）The present invention is by being set in two sections of pipelines to be connected for the first connection sleeve and the second connection sleeve On, it, can be to the first connection sleeve and the second connector sleeve when environment temperature is too low using the heater strip being arranged in protective cover Cylinder is heated, and is made its heating, to heat to pipeline, is avoided pipe connection portion position in low temperature by bursting by freezing, Neng Gouti The safety of height connection, meanwhile, during heating, water flow and pipeline carry out heat exchange, can be improved water flow temperature, to make Entire pipeline is not easy to lead to the problem of at low temperature freezing；
（2）The present invention can facilitate connection by using upper mounted plate and bottom plate, realize the first connection sleeve and the Two connection sleeves are fixed to each other, and structure is simple, easy to operate, simultaneously as one end is fixedly connected using stud, in the other end Using connecting plate, structure operation is more convenient；
（3）The present invention is provided with insulating foam in protective cover, can play and heater strip heat is avoided to make to outside is lost The problem of at thermal loss, while hollow structure is used, accumulation of heat can be facilitated, improve thermal insulation property；
（4）Clamping portion structure is respectively set in the present invention on upper mounted plate and bottom plate, is connected on protective cover Cavity in, protective cover and upper mounted plate can be realized and the opposite of bottom plate connect, consolidate structure more, it is not easy to damage It is bad.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached Figure is briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not construed as pair The restriction of range for those of ordinary skill in the art without creative efforts, can also be according to this A little attached drawings obtain other relevant attached drawings.
Fig. 1 is overall structure of the present invention.
Wherein：101. the first connection sleeve, 102. second connection sleeves, 103. upper mounted plates, 104. bottom plates, 105. Through-hole, 106. studs, 107. locking nuts, 108. flanged structures, 109. connecting rods, 110. connecting plates, 111. bolts, 112. Bending part, 113. tapped blind holes, 114. fastening bolts, 115. anti-sliding burrs, 116. protective covers, 117. heater strips, 118. is heat-insulated Sponge, 119. clamping portions.
Specific embodiment
The present invention is described in further detail combined with specific embodiments below, but embodiments of the present invention are not limited to This.
Embodiment 1：
As shown in Figure 1, a kind of for large-scale smart city industrial building frost-cracking-preventing intelligent pipeline connection equipment, including first Sleeve 101 and the second connection sleeve 102 are connected, the first connection sleeve 101 and the second connection sleeve 102 are Hollow cylindrical configuration is set with protective cover outside the first connection sleeve 101 and the second connection sleeve 102 116 are provided with the heating tank being arranged in the shape of a spiral on 116 inner wall of protective cover, are provided with and add in the heating tank Heated filament 117, the protective cover 116 are inside and outside double-layer structure, and the heating tank is located at the internal layer knot of the protective cover 116 On the inner wall of structure, it is provided with cavity between the inside and outside double-layer structure, on the opposite end face of the inside and outside double-layer structure It is bonded with insulating foam 118 respectively, in the first connection sleeve 101 outside second described connection 102 one end of sleeve Upper mounted plate 103 is provided on wall, in the second connection sleeve 102 outside first described connection 101 one end of sleeve It is provided with bottom plate 104 on wall, is respectively arranged with position on the upper mounted plate 103 and the bottom plate 104 Through-hole 105 corresponding with quantity is provided with studs 106,103 He of upper mounted plate in the through-hole 105 The bottom plate 104 is fixedly connected by the way that the locking nut 107 at 106 both ends of studs is arranged in；Described The outer diameter of upper mounted plate 103 is equal to the outer diameter of the bottom plate 104, in the upper mounted plate 103 far under described 104 one end of fixed plate is provided with 2 flanged structures 108, connecting rod 109 is provided between the flanged structure 108, described Connecting rod 109 on be provided with connecting plate 110, the connecting plate 110 is rotatably connected on the connecting rod 109, described It is provided with threaded hole on 104 side wall of bottom plate, is provided on the connecting plate 110 corresponding with the screw thread hole site Through-hole, the connecting plate 110 are threaded on 104 side wall of bottom plate by the bolt 111 through the through-hole Threaded hole in, be respectively arranged with clamping portion on the opposite end face of the upper mounted plate 103 and the bottom plate 104 119, the structure annular in shape of clamping portion 119, the clamping portion 119 can be connected to the sky on the protective cover 116 It is intracavitary.
The present invention is by the way that the first connection sleeve and the second connection sleeve to be set on two sections of pipelines to be connected, benefit With the heater strip being arranged in protective cover, when environment temperature is too low, can to the first connection sleeve and the second connection sleeve into Row heating, makes its heating, to heat to pipeline, avoids pipe connection portion position in low temperature by bursting by freezing, the company of can be improved The safety connect, meanwhile, during heating, water flow and pipeline carry out heat exchange, can be improved water flow temperature, to make entire Pipeline is not easy to lead to the problem of at low temperature freezing；The present invention can facilitate company by using upper mounted plate and bottom plate It connecing, realizes that the first connection sleeve and second connects being fixed to each other for sleeve, structure is simple, and it is easy to operate, simultaneously as one end is adopted It is fixedly connected with stud, connecting plate is used in the other end, structure operation is more convenient；The present invention is provided with heat-insulated in protective cover Sponge can play and avoid the problem that heater strip heat causes thermal loss to outside is lost, while use hollow structure, can Facilitate accumulation of heat, improves thermal insulation property；Clamping portion structure is respectively set in the present invention on upper mounted plate and bottom plate, is clamped In cavity on protective cover, protective cover can be realized and connect with upper mounted plate and the opposite of bottom plate, keep structure more steady Gu, it is not easy to it damages.
In order to keep connection more firm, in the present embodiment, it is preferable that in the connecting plate 110 far from the flange 108 one end of structure is provided with bending part 112, is provided with through-hole on the bending part 112, remote in the bottom plate 104 From tapped blind hole 113 is provided on 103 one end end face of upper mounted plate, it is provided with and runs through on the bending part 112 The fastening bolt 114 of the through-hole, 114 end thread of fastening bolt are connected in the tapped blind hole 113.
Later can be more stable in order to be sleeved on the first connection sleeve and the second connection sleeve on pipeline, the present embodiment In, it is preferable that it is provided on the first connection sleeve 101 and second connection 102 inner wall of sleeve anti-skidding convex Line 115, the anti-sliding burr 115 are respectively along the first connection sleeve 101 and the second connection sleeve 102 Wall is provided at circumferentially spaced at least two.
Preferably, in the present embodiment, the flanged structure 108 is symmetrically arranged 2 groups.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.

Claims (1)

1. the working method for large-scale smart city industrial building frost-cracking-preventing intelligent pipeline connection equipment, it is characterised in that：Packet Include the first connection sleeve（101）With the second connection sleeve（102）, the described first connection sleeve（101）Connect with described second Female connector cylinder（102）It is hollow cylindrical configuration, in the first connection sleeve（101）With the second connection sleeve （102）Outside is set with protective cover（116）, in the protective cover（116）Be provided on inner wall be arranged in the shape of a spiral plus Heat channel is provided with heater strip in the heating tank（117）, the protective cover（116）It is described for inside and outside double-layer structure Heating tank is located at the protective cover（116）Endothecium structure inner wall on, be arranged between the inside and outside double-layer structure free Chamber is bonded with insulating foam on the opposite end face of the inside and outside double-layer structure respectively（118）, in first connector sleeve Cylinder（101）Close to the second connection sleeve（102）Upper mounted plate is provided on the outer wall of one end（103）, described second Connect sleeve（102）Close to the first connection sleeve（101）Bottom plate is provided on the outer wall of one end（104）, described Upper mounted plate（103）With the bottom plate（104）On be respectively arranged with position and the corresponding through-hole of quantity（105）, In the through-hole（105）Inside it is provided with studs（106）, the upper mounted plate（103）With the bottom plate （104）By the way that the studs is arranged in（106）The locking nut at both ends（107）It is fixedly connected；The upper mounted plate （103）Outer diameter be equal to the bottom plate（104）Outer diameter, in the upper mounted plate（103）Far from described lower solid Fixed board（104）One end is provided with 2 flanged structures（108）, in the flanged structure（108）Between be provided with connecting rod（109）, In the connecting rod（109）On be provided with connecting plate（110）, the connecting plate（110）It is rotatably connected on the connecting rod （109）On, in the bottom plate（104）Threaded hole is provided on side wall, in the connecting plate（110）On be provided with The corresponding through-hole in screw thread hole site, the connecting plate（110）By the bolt for running through the through-hole（111）It is threaded in The bottom plate（104）In threaded hole on side wall, in the upper mounted plate（103）With the bottom plate （104）Clamping portion is respectively arranged on opposite end face（119）, the clamping portion（119）Structure annular in shape, the clamping Portion（119）The protective cover can be connected to（116）On cavity in；In the first connection sleeve（101）With it is described Second connection sleeve（102）Anti- sliding burr is provided on inner wall（115）；
The working method, including：When environment temperature is too low, the first connection sleeve and the second connection sleeve are added Heat makes its heating, so that pipeline is heated, meanwhile, during heating, water flow and pipeline carry out heat exchange.
CN201710715640.4A 2016-02-14 2016-02-14 It connects and equips for large-scale smart city industrial building frost-cracking-preventing intelligent pipeline Active CN107270018B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710715640.4A CN107270018B (en) 2016-02-14 2016-02-14 It connects and equips for large-scale smart city industrial building frost-cracking-preventing intelligent pipeline

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201710715640.4A CN107270018B (en) 2016-02-14 2016-02-14 It connects and equips for large-scale smart city industrial building frost-cracking-preventing intelligent pipeline
CN201610084636.8A CN105526459B (en) 2016-02-14 2016-02-14 Connect and equip for large-scale smart city industrial building frost-cracking-preventing intelligent pipeline

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CN201610084636.8A Division CN105526459B (en) 2016-02-14 2016-02-14 Connect and equip for large-scale smart city industrial building frost-cracking-preventing intelligent pipeline

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Publication Number Publication Date
CN107270018A CN107270018A (en) 2017-10-20
CN107270018B true CN107270018B (en) 2018-11-27

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CN201710580478.XA Active CN107191731B (en) 2016-02-14 2016-02-14 Connection method for large-scale smart city industrial building frost-cracking-preventing intelligent pipeline connection equipment
CN201610084636.8A Active CN105526459B (en) 2016-02-14 2016-02-14 Connect and equip for large-scale smart city industrial building frost-cracking-preventing intelligent pipeline
CN201710568789.4A Active CN107300085B (en) 2016-02-14 2016-02-14 Equipment and method are connected for smart city industrial building frost-cracking-preventing intelligent pipeline
CN201710715640.4A Active CN107270018B (en) 2016-02-14 2016-02-14 It connects and equips for large-scale smart city industrial building frost-cracking-preventing intelligent pipeline
CN201710715642.3A Active CN107435356B (en) 2016-02-14 2016-02-14 The working method of large-scale smart city industrial building frost-cracking-preventing intelligent pipeline connection equipment

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CN201710580478.XA Active CN107191731B (en) 2016-02-14 2016-02-14 Connection method for large-scale smart city industrial building frost-cracking-preventing intelligent pipeline connection equipment
CN201610084636.8A Active CN105526459B (en) 2016-02-14 2016-02-14 Connect and equip for large-scale smart city industrial building frost-cracking-preventing intelligent pipeline
CN201710568789.4A Active CN107300085B (en) 2016-02-14 2016-02-14 Equipment and method are connected for smart city industrial building frost-cracking-preventing intelligent pipeline

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CN105972351A (en) * 2016-05-23 2016-09-28 苏州杰姆斯特机械有限公司 Energy-saving connection method for frosted supply and drain pipelines of smart city
CN106678499B (en) * 2016-12-13 2018-12-28 浙江海洋大学 A kind of honeycombed cold insulation of LNG pipeline
CN106545555B (en) * 2017-01-17 2019-04-09 中国工程物理研究院应用电子学研究所 A kind of disc flange connection fastening retaining mechanism
CN107214296A (en) * 2017-06-05 2017-09-29 百色学院 A kind of large diesel engine exterior mold bottom plate
CN108591562A (en) * 2018-07-06 2018-09-28 安徽姆大陆科技发展有限公司 A kind of Novel discharging valve installation equipment
CN108758130A (en) * 2018-08-06 2018-11-06 常州奥特斯丹智能装备科技有限公司 A kind of flange connection
CN108758129A (en) * 2018-08-06 2018-11-06 常州奥特斯丹智能装备科技有限公司 Flange connection
CN109140104A (en) * 2018-10-29 2019-01-04 江苏亿超工程塑料有限公司 A kind of engineering plastics flange and its application with clamping structure
CN109442075A (en) * 2018-12-20 2019-03-08 中国化学工业桂林工程有限公司 A kind of relief valve of material-compound tank
CN109764190B (en) * 2019-01-30 2020-12-11 日照职业技术学院 Pipeline overall arrangement location connecting device for building
CN111122588B (en) * 2020-01-20 2020-10-20 海宁溪聚科技发展有限公司 Industrial building frost crack prevention detection method based on smart city
CN111425676A (en) * 2020-04-10 2020-07-17 宁波华望信息科技有限公司 Fixed effectual leak protection valve
CN111536340A (en) * 2020-05-09 2020-08-14 海盐县法兰厂 Top plate flange for large-scale equipment and machining method thereof
CN112628498A (en) * 2020-12-23 2021-04-09 安徽实纽机械设备有限公司 Pressure gas pipeline flange
CN113048332B (en) * 2021-04-06 2024-02-09 江苏环亚医用科技集团股份有限公司 Wall-penetrating antifreezing device

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CN107270018A (en) 2017-10-20
CN107300085A (en) 2017-10-27
CN107191731A (en) 2017-09-22
CN107435356A (en) 2017-12-05
CN107300085B (en) 2019-07-16
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CN107191731B (en) 2019-03-01
CN105526459A (en) 2016-04-27

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