CN104912356A - Assembling method of heating and ventilation integral machine room and heating and ventilation integral machine room - Google Patents
Assembling method of heating and ventilation integral machine room and heating and ventilation integral machine room Download PDFInfo
- Publication number
- CN104912356A CN104912356A CN201510297670.9A CN201510297670A CN104912356A CN 104912356 A CN104912356 A CN 104912356A CN 201510297670 A CN201510297670 A CN 201510297670A CN 104912356 A CN104912356 A CN 104912356A
- Authority
- CN
- China
- Prior art keywords
- machine room
- integrated machine
- valve
- assembly method
- heating
- 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.)
- Granted
Links
Landscapes
- Management, Administration, Business Operations System, And Electronic Commerce (AREA)
- Pipeline Systems (AREA)
Abstract
The invention provides an assembling method of a heating and ventilation integral machine room. The method comprises the following steps of: producing partial system assemblies required by the processing of the heating and ventilation integral machine room according to a drawing surveyed and mapped in advance; performing segmented packaging on all system assemblies required by the heating and ventilation integral machine room and transporting all of the system assemblies required by the heating and ventilation integral machine room to a construction field; and performing field splicing on the segmented packaged system assemblies. By aiming at the problems in the prior art, the invention aims at providing the assembling method of the heating and ventilation integral machine room and the heating and ventilation integral machine room assembled according to the assembling method, so that the defects of low assembling work efficiency, long installing work period and material waste of the existing machine room system are overcome; and the material-saving assembling method with high installation efficiency and the heating and ventilation integral machine room assembled according to the method are provided for machine room system assembly.
Description
Technical field
The present invention relates to machine room assembling field, more specifically, relate to a kind of assembly method of HVAC integrated machine room and a kind of HVAC integrated machine room.
Background technology
Install for current HVAC system, main equipment room is installed and is all adopted tradition that main material and auxiliary material are transported to scene, and manual site's surveying and locating also carries out pipe cutting and welded and installed.The equipment such as main frame, boiler, water pump need shift to an earlier date precast concrete equipment Foundations.Until particular location determine equipment in place after carry out the blanking welded and installed of field pipes.The valve part of pipeline all adopts traditional y-type filter, buffer check valve, butterfly valve, gate valve, rubber soft-jointing etc.Steel pipe adopts coating steel pipe to be threaded or spiral welded pipe, seamless steel pipe welding mode install, carry out in erecting bed measuring, locate, blanking, cutting, installation mantle fiber or welding etc., all working content completes all at the construction field (site).The assembling mode of this machine room, based on manual operation, easily causes rework aspect, not only wastes material, also increases the installation period of room system;
Summary of the invention
For Problems existing in correlation technique, the object of the present invention is to provide a kind of assembly method of HVAC integrated machine room and a kind of HVAC integrated machine room be assembled according to this assembly method, the shortcoming of, waste material long with inefficiency in the assembling overcoming current room system, installation period, the installation for room system provides that a kind of installation effectiveness is high, the assembly method of saving material and the HVAC integrated machine room be assembled according to this assembly method.
For Problems existing in correlation technique, the object of the present invention is to provide a kind of assembly method of HVAC integrated machine room, comprise
S10: according to the constituent system components of the drawing production and processing HVAC integrated machine room surveyed and drawn in advance;
S20: job site is transported in all system component fragmented packets shipments needed for HVAC integrated machine room; And
S30: on-site consolidation is carried out to the system component of segmentation packaging.
According to the present invention, the system component of HVAC integrated machine room comprises pipeline section, equipment and support of pipelines, connecting elements, valve fitment, soft fitting, strainer, pressure meter, thermometer.Wherein, above-mentioned connecting elements comprises: flange plate, tee junction, direct joint, bend pipe tools, concentric reducer pipe fitting.
According to the present invention, step S10 comprises further: according to the line size in the drawing surveyed and drawn in advance and all required pipeline sections of pipeline location production and processing HVAC integrated machine room.
According to the present invention, comprise in step slo: the original drawing according to surveying and drawing in advance carries out production and processing.
Preferably, step S10 comprises following sub-step further:
S101: be optimized to form optimization drawing to the original drawing surveyed and drawn in advance; And
S102: carry out production and processing according to optimization drawing.
Further, sub-step S101 comprises the system architecture and replacement system parts of optimizing original drawing further.
Wherein, the system architecture optimizing original drawing comprises: reduced relative to the absolute altitude on ground by overall for machine room pipeline; The absolute altitude of the inlet and outlet pipe lines of water pump along the pumping hole of water pump is laid; And the quantity of the elbow reduced in all required pipeline sections and three-port structure.Wherein, main process equipment is one or more in air conditioner refrigerating unit, lithium bromide chiller or auxiliary heating device.
Replacement system parts comprise: all valve fitments in HVAC integrated machine room are replaced with zero damping formula valve; Water pump in HVAC integrated machine room is replaced with the water pump of low energy consumption power.Wherein, replacement system parts can comprise: all butterfly valves, gate valve, stop valve, flap valve, ball valve and electrically operated valve in self-contained machine room;
Preferably, before step S101, three-dimensional drawing software for drawing is utilized to carry out drawing pre-rendered.
Preferably, before step S20, pressure detecting is carried out to the system component machined.Wherein, pressure detecting comprises and carries out air pressure detection or hydraulic pressure and detect.
According to the present invention, air pressure detects and comprises the steps: to carry out shutoff to the two ends of every bar pipeline section, and carries out gas perfusion with air pump; And detect intensity and the sealing of every bar pipeline section.
According to the present invention, hydraulic pressure detects and comprises the steps: to carry out shutoff to the two ends of pipeline section described in every bar, and carries out water filling with hydraulic test pump; And detect intensity and the sealing of pipeline section described in every bar.
For Problems existing in correlation technique, present invention also offers a kind of HVAC integrated machine room be assembled by above-mentioned arbitrary load method.
Beneficial effect of the present invention is:
(1) the present invention changes the assembling mode of traditional HVAC room system, by according to prognostic chart paper conversion system component, the assembling that on-the-spot directly assembled mode carries out HVAC room system is transported in the shipment of finished product fragmented packets, rework rate can be reduced, save material, increase work efficiency and accuracy be installed and shorten installation period;
(2) basis is to all pipeline sections required in the line size in the drawing surveyed and drawn in advance and pipeline location production and processing HVAC room system, directly can install and on-site cutting need not be carried out during assembling at the construction field (site), not only can increase work efficiency, reduce the waste of material, also improve working environment simultaneously;
(3) processing and assembling is carried out again by optimizing prototype structure and replacing after primitive part improves original drawing, not only can economize on resources, lift needed for the resistance of ducting and reduction system can also be reduced, thus energy conservation, create the HVAC machine room assembly structure of low-carbon environment-friendly;
(4) utilize three-dimensional drawing software for drawing to carry out drawing pre-rendered, not only can know the stereochemical structure of showing designed HVAC room system intuitively, and facilitate and follow-up segmentation is carried out to the pipeline in HVAC room system assembly;
(5) pressure detecting is carried out to the system component machined, to guarantee that system component finished product meets the requirement of working strength and sealing, avoid the pipeline section of HVAC room system fracture occurs during operation or leaks, improve reliability and the safety of HVAC integrated machine room.
Accompanying drawing explanation
Fig. 1 is the flow chart of the assembly method of HVAC integrated machine room;
Fig. 2 is the flow chart of the assembly method of HVAC refrigerating plant room in one embodiment;
Fig. 3 is the HVAC refrigerating plant room 3-D solid structure figure in the embodiment of prior art;
Fig. 4 is the structure chart according to embodiments of the invention HVAC refrigerating plant room 3-D solid structure.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, remove the technical scheme in the embodiment of the present invention, intactly describe, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art obtain, all belongs to the scope of protection of the invention.
Please refer to shown in Fig. 1, according to the present invention, provide a kind of assembly method of HVAC integrated machine room, comprise the steps:
S10: according to the constituent system components of the drawing production and processing HVAC integrated machine room surveyed and drawn in advance;
S20: job site is transported in all for HVAC integrated machine room required system component fragmented packets shipments; And
S30: on-site consolidation is carried out to the system component of segmentation packaging.
Wherein, the system component of HVAC integrated machine room comprises pipeline section, equipment and support of pipelines, connecting elements, valve fitment, soft fitting, strainer, pressure meter and thermometer.Wherein, above-mentioned connecting elements comprises: flange plate, tee junction, direct joint, bend pipe tools, concentric reducer pipe fitting.In addition, the system component of HVAC integrated machine room also can comprise the ancillary service such as electric water treatment device and water pump.
Wherein, step S10 comprises further: according to the line size in the drawing surveyed and drawn in advance and all required pipeline sections of pipeline location production and processing HVAC integrated machine room.
Following sub-step can be comprised further in step S10:
S101: be optimized to form optimization drawing to the original drawing surveyed and drawn in advance; And
S102: carry out production and processing according to optimization drawing.
Sub-step S101 comprises the system architecture and replacement system parts of optimizing original drawing further.
The system architecture optimizing original drawing comprises:
Overall for machine room pipeline is reduced relative to the absolute altitude on ground; The absolute altitude of the inlet and outlet pipe lines of water pump along the pumping hole of water pump is laid; And the quantity of the elbow reduced in all required pipeline sections and three-port structure.Wherein, main process equipment is one or more in air conditioner refrigerating unit, lithium bromide chiller or auxiliary heating device.
Replacement system parts comprise:
All valve fitments in HVAC integrated machine room are replaced with zero damping formula valve; Water pump in HVAC integrated machine room is replaced with the water pump of low energy consumption power.
Wherein, replacement system parts can comprise further: all butterfly valves, gate valve, stop valve, ball valve, flap valve and the electrically operated valve in HVAC integrated machine room is replaced with zero damping formula valve.
In addition, three-dimensional drawing software for drawing can be utilized before step S101 to carry out drawing pre-rendered.
In addition, before step S20, carry out pressure detecting to the system component machined, wherein, pressure detecting comprises carries out air pressure detection or hydraulic pressure detection.
Air pressure detects and comprises: carry out shutoff to the two ends of every bar pipeline section, and carry out gas perfusion with air pump; And detect intensity and the sealing of every bar pipeline section.
Hydraulic pressure detects and comprises: carry out shutoff to the two ends of every bar pipeline section, and carry out water filling with hydraulic test pump; And detect intensity and the sealing of pipeline section described in every bar.
System component qualified for pressure detecting is carried out fragmented packets shipment to deliver to job site and carry out on-site consolidation.
Technical scheme for a more clear understanding of the present invention, sets forth technical scheme of the present invention the embodiment of the assembly method 200 of a concrete HVAC refrigerating plant room in detail for Fig. 2.
Be illustrated in figure 3 a kind of stereogram of HVAC refrigerating plant room 300, first enter preparatory process, namely staff understands construction area situation and confirms, such as, measure the area of construction area, highly; Measure and check civil engineering building structure size according to original drawing, the ground level on such as building structure size, beam, wall, top and the location dimension of heating and ventilating pipeline; Determine the specification of each system component in this HVAC refrigerating plant room, parameter and appearance and size; Understand the complexity of construction; Confirm crossed construction item.
According to the information obtained in preparatory process, with reference to Fig. 3, pipe-line system is optimized: machine room integral tube road sign height is reduced; The inlet and outlet pipe lines of water pump lays along pumping hole absolute altitude, i.e. the inlet and outlet pipe lines of water pump and the contour horizontal arrangement of pumping hole; Reduce the generation of elbow, three-port structure in pipeline; By all valve fitments in pipe-line system as butterfly valve, gate valve, stop valve, ball valve, flap valve, motor operated valve (comprise above-mentioned all valves, but be not limited only to above-mentioned, that is, all valves that can use in pipe-line system include interior) replace with zero damping high quality valves; In addition, the water pump in HVAC refrigeration unit can adopt the water pump of low energy consumption.HVAC refrigerating plant room 400 after optimization as shown in Figure 4.These measures can reduce lift needed for the resistance of ducting and reduction system, thus energy conservation, create the machine room assembly structure of low-carbon environment-friendly.
Three-dimensional drawing software such as CAD, Solidworks is utilized to carry out the drafting of three-dimensional drawing to the HVAC refrigeration system after optimizing; In addition all types of customized software also can be used to carry out the drafting of three-dimensional drawing.Then carry out system pipeline segmentation, draw out system pipeline piecewise graph.Certainly, original drawing also can be used to carry out segmentation to system pipeline.By the graphics of drawing system structure, the stereochemical structure of showing designed room system intuitively can be known, facilitate simultaneously and segmentation is carried out to the pipeline in room system assembly.
System pipeline piecewise graph is sent to factory and carries out production and processing.
Pressure test is carried out to the system component that processing completes, the hydrostatic test and pneumatic test can be adopted.Now respectively two kinds of pressure test modes are made a brief description:
The hydrostatic test:
Be connected with the pipe-line system of pressure testing by pressure testing equipment, all kinds of valves of pressure testing, pressure meter are arranged in pressure testing system, install vent valve at the peak of system, install drain valve in the minimum point of system;
Open the vent valve of system peak, the drain valve of shutdown system minimum point, pours water to system.Until outlet valve continuously outwards draining time, close vent valve;
After system water-filling, check system is with or without infiltration drainage;
Water-filling checks without exception, boosts, available Manual pressure test pump or Motordriven pressure test pump, slowly, stably pressure is raised to the half of test pressure, once comprehensively checks, if there is problem, answer pressure release to repair to pipe-line system, forbids reparation with pressure.If without exception, then continue boosting, in time boosting to 3/4 of test pressure, remake and once check comprehensively, continue to boost to test pressure time without exception again, general point is raised to test pressure 2-3 time.
After pressure reaches test pressure, voltage stabilizing 10 minutes, then pressure is dropped to design pressure, stops pressure 30 minutes, does not fall with pressure, leakproof is qualified.
Pneumatic test:
Air pressure adopts air pump to detect, and carries out shutoff, then carry out gas perfusion with air pump to pipeline section two; Test the intensity of every section of product and leakproofness, wherein, test pressure is 1.5 times of operating pressure.
By carrying out pressure detecting to the system component machined, can guarantee that system component finished product meets the requirement of working strength and sealing, avoid the pipeline section of room system fracture occurs during operation or leaks, improve reliability and the safety of HVAC integrated machine room.
System component qualified for pressure detecting is carried out fragmented packets shipment and deliver to job site.
On-site consolidation is carried out to the system component of segmentation.Directly can install and on-site cutting need not be carried out during assembling at the construction field (site), not only can increase work efficiency, reducing the waste of material, also improve working environment simultaneously;
With reference to the 3-D solid structure figure that Fig. 3 and Fig. 4, Fig. 3 are the HVAC refrigerating plant room 300 in the embodiment of prior art; Fig. 4 is the structure chart according to embodiments of the invention HVAC refrigerating plant room 400 3-D solid structure.Fig. 3 and Fig. 4 contrast can obviously be found out, the present invention changes the assembling mode of conventional machine house system, by according to prognostic chart paper conversion system component, the assembling that on-the-spot directly assembled mode carries out room system is transported in the shipment of finished product fragmented packets, rework rate can be reduced, save material, increase work efficiency and accuracy be installed and shorten installation period; By being optimized system architecture, lift needed for system can be reduced, reducing energy loss, create energy conservation, the room system of environmental protection.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (17)
1. an assembly method for HVAC integrated machine room, is characterized in that, comprises the steps:
S10: the constituent system components of HVAC integrated machine room according to the drawing production and processing of surveying and drawing in advance;
S20: job site is transported in all system component fragmented packets shipments needed for described HVAC integrated machine room; And
S30: on-site consolidation is carried out to the described system component of segmentation packaging.
2. assembly method according to claim 1, it is characterized in that, the described constituent system components in described step S10 comprises: pipeline section, equipment and support of pipelines, connecting elements, valve fitment, soft fitting, strainer, pressure meter and thermometer, flow switch.
3. assembly method according to claim 2, is characterized in that, described connecting elements comprises: flange plate, tee junction, directly joint, bend pipe tools and concentric reducer pipe fitting.
4. assembly method according to claim 1, is characterized in that, described step S10 comprises all required pipeline sections of HVAC integrated machine room according to the line size in the drawing surveyed and drawn in advance and pipeline location production and processing further.
5. assembly method according to claim 4, is characterized in that, the original drawing comprised according to surveying and drawing in advance at described step S10 carries out described production and processing.
6. assembly method according to claim 5, is characterized in that, described step S10 comprises following sub-step further:
S101: be optimized to form optimization drawing to the described original drawing surveyed and drawn in advance; And
S102: carry out described production and processing according to described optimization drawing.
7. assembly method according to claim 6, is characterized in that, described sub-step S101 comprises the system architecture and replacement system parts of optimizing described original drawing further.
8. assembly method according to claim 7, is characterized in that, the system architecture optimizing described original drawing comprises:
Overall for machine room pipeline is reduced relative to the absolute altitude on ground;
The absolute altitude of the inlet and outlet pipe lines of water pump along the pumping hole of described water pump is laid; And
Reduce the quantity of elbow in described all required pipeline sections and three-port structure.
9. assembly method according to claim 8, is characterized in that,
Described main process equipment is one or more in air conditioner refrigerating unit, lithium bromide chiller or auxiliary heating device.
10. assembly method according to claim 7, is characterized in that, described replacement system parts comprise:
All valve fitments in described HVAC integrated machine room are replaced with zero damping formula valve; And
Water pump in described HVAC integrated machine room is replaced with the water pump of low energy consumption power.
11. assembly methods according to claim 10, is characterized in that, described replacement system parts comprise further:
All butterfly valves, gate valve, stop valve, flap valve, ball valve and electrically operated valve in described HVAC integrated machine room are replaced with zero damping formula valve.
12. assembly methods according to claim 1, is characterized in that, utilize three-dimensional drawing software for drawing to carry out described drawing pre-rendered before described step S101.
13. assembly methods according to claim 1, is characterized in that, before described step S20, carry out pressure detecting to the described system component machined.
14. assembly methods according to claim 13, is characterized in that, described carry out pressure detecting to the system component machined and comprise and carry out air pressure detection or hydraulic pressure detects.
15. assembly methods according to claim 14, is characterized in that, described air pressure detects and comprises the steps:
Shutoff is carried out to the two ends of pipeline section described in every bar, and carries out gas perfusion with air pump; And
Detect intensity and the sealing of pipeline section described in every bar.
16. assembly methods according to claim 14, is characterized in that, described hydraulic pressure detects and comprises the steps:
Shutoff is carried out to the two ends of pipeline section described in every bar, and carries out water filling with hydraulic test pump; And
Detect intensity and the sealing of pipeline section described in every bar.
17. 1 kinds of HVAC integrated machine rooms, is characterized in that, described HVAC integrated machine room adopts the assembly method as above described in arbitrary claim to assemble.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510297670.9A CN104912356B (en) | 2015-06-02 | 2015-06-02 | The assembly method and HVAC integrated computer room of HVAC integrated computer room |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510297670.9A CN104912356B (en) | 2015-06-02 | 2015-06-02 | The assembly method and HVAC integrated computer room of HVAC integrated computer room |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104912356A true CN104912356A (en) | 2015-09-16 |
| CN104912356B CN104912356B (en) | 2018-01-05 |
Family
ID=54081752
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510297670.9A Active CN104912356B (en) | 2015-06-02 | 2015-06-02 | The assembly method and HVAC integrated computer room of HVAC integrated computer room |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104912356B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105888316A (en) * | 2016-04-12 | 2016-08-24 | 中交航局安装工程有限公司 | Process for installing ultrahigh machine room at port |
| CN106285079A (en) * | 2016-07-29 | 2017-01-04 | 安徽华斯源新能源科技有限公司 | A kind of integrated tank-type self-contained Design of Machine Room method |
| CN110469147A (en) * | 2019-07-25 | 2019-11-19 | 北京方能机电有限公司 | A kind of assembly construction method of Air Conditioning Facilities |
| CN111079220A (en) * | 2019-12-20 | 2020-04-28 | 上海嘉实（集团）有限公司 | Machine room layout method, device and terminal based on BIM technology |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102589097A (en) * | 2012-03-31 | 2012-07-18 | 杨建宁 | Unit type energy-saving control device and control method for heating, ventilating and air conditioning refrigeration station |
| CN103499961A (en) * | 2013-10-11 | 2014-01-08 | 北京百度网讯科技有限公司 | Cold water automatic control system of data center room |
| CN104100111A (en) * | 2014-05-20 | 2014-10-15 | 江苏柏诚工程股份有限公司 | Manufacturing method for integrated water cooling machine room |
| CN104197587A (en) * | 2014-09-18 | 2014-12-10 | 中冶集团武汉勘察研究院有限公司 | Circular foundation pit internal-disturbance buried pipe type underground heat exchange structure and construction method thereof |
-
2015
- 2015-06-02 CN CN201510297670.9A patent/CN104912356B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102589097A (en) * | 2012-03-31 | 2012-07-18 | 杨建宁 | Unit type energy-saving control device and control method for heating, ventilating and air conditioning refrigeration station |
| CN103499961A (en) * | 2013-10-11 | 2014-01-08 | 北京百度网讯科技有限公司 | Cold water automatic control system of data center room |
| CN104100111A (en) * | 2014-05-20 | 2014-10-15 | 江苏柏诚工程股份有限公司 | Manufacturing method for integrated water cooling machine room |
| CN104197587A (en) * | 2014-09-18 | 2014-12-10 | 中冶集团武汉勘察研究院有限公司 | Circular foundation pit internal-disturbance buried pipe type underground heat exchange structure and construction method thereof |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105888316A (en) * | 2016-04-12 | 2016-08-24 | 中交航局安装工程有限公司 | Process for installing ultrahigh machine room at port |
| CN106285079A (en) * | 2016-07-29 | 2017-01-04 | 安徽华斯源新能源科技有限公司 | A kind of integrated tank-type self-contained Design of Machine Room method |
| WO2018018737A1 (en) * | 2016-07-29 | 2018-02-01 | 安徽华斯源新能源科技有限公司 | Method for designing integrated and fully-equipped container-type machine room |
| CN110469147A (en) * | 2019-07-25 | 2019-11-19 | 北京方能机电有限公司 | A kind of assembly construction method of Air Conditioning Facilities |
| CN111079220A (en) * | 2019-12-20 | 2020-04-28 | 上海嘉实（集团）有限公司 | Machine room layout method, device and terminal based on BIM technology |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104912356B (en) | 2018-01-05 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104912356A (en) | Assembling method of heating and ventilation integral machine room and heating and ventilation integral machine room | |
| CN204922375U (en) | Roof pressure formula pipeline inside lining repair system | |
| CN201250957Y (en) | Seal elastic compensation-type pipe wall bushing | |
| CN203052097U (en) | Multifunctional big-head huff section | |
| CN201476183U (en) | Detachable air conditioner capable of quick connecting indoor and outdoor sets | |
| CN109033717A (en) | The prefabricated installation method of metlbond compound air pipe based on BIM platform | |
| US20180031269A1 (en) | Design method of integrated box-type self-contained machine room | |
| KR20140130978A (en) | The valve-housing | |
| CN105156829A (en) | Urban pipeline valve installing construction technology | |
| CN205935797U (en) | Box whole computer lab integrates | |
| CN204662557U (en) | Portable pressurize pumping plant | |
| CN204001057U (en) | Drowning pipe formula supply equipment | |
| CN205717448U (en) | A kind of packaged type energy source station device | |
| CN203629768U (en) | Leakage-proof pressure measuring integration floor heating | |
| CN203907111U (en) | Pipeline intercepting ball | |
| CN203224332U (en) | Novel installing structure for water treating equipment pressure meter | |
| CN203148134U (en) | Ground source heat pump buried pipe system with monitoring function | |
| CN206419596U (en) | Expansion joint and test piping installation | |
| CN202769111U (en) | Cement pipe connection structure | |
| CN206073527U (en) | A kind of structure and its air-conditioner of being easy to evacuation to add coolant | |
| CN205348220U (en) | Double -barrelled and plastics well leak hunting facility of collapsible loess area plastics | |
| CN203856051U (en) | Repairing device of local water leakage mouth of large-diameter pipe | |
| CN216744558U (en) | Air source heat pump and electromagnetic boiler combined heating system | |
| CN208533612U (en) | A kind of prefabricated buried no negative pressure secondary supply equipment | |
| CN209163023U (en) | A kind of well depth adjustable integral elevator pump well construction |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201225 Address after: 230000 Building 5, 948 Fuyang North Road, Luyang District, Hefei City, Anhui Province Patentee after: Anhui huasiyuan Environmental Technology Co.,Ltd. Address before: 230041 intersection of Fuyang North Road and YaoYuan Road, Hefei City, Anhui Province Patentee before: Ren Chunlei |
|
| TR01 | Transfer of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Assembly method of HVAC integrated machine room and HVAC integrated machine room Effective date of registration: 20230129 Granted publication date: 20180105 Pledgee: Hefei state control construction finance Company limited by guarantee Pledgor: Anhui huasiyuan Environmental Technology Co.,Ltd. Registration number: Y2023980031701 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |