CN208901091U - A kind of pump group for liquefied ammonia conveying - Google Patents
A kind of pump group for liquefied ammonia conveying Download PDFInfo
- Publication number
- CN208901091U CN208901091U CN201821642041.0U CN201821642041U CN208901091U CN 208901091 U CN208901091 U CN 208901091U CN 201821642041 U CN201821642041 U CN 201821642041U CN 208901091 U CN208901091 U CN 208901091U
- Authority
- CN
- China
- Prior art keywords
- pump group
- group
- liquefied ammonia
- pump
- flange
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Abstract
The utility model discloses a kind of pump groups for liquefied ammonia conveying, including liquefied ammonia pump group pedestal, the first liquefied ammonia pump group, the second liquefied ammonia pump group, first liquefied ammonia pump group and the second liquefied ammonia pump group are mounted on liquefied ammonia pump group pedestal, first liquefied ammonia pump group includes the first ammonia pump, pump group inlet tube group, pump group intermediate tube group, the first pump group outlet tube group, second liquefied ammonia pump group includes the second ammonia pump, pump group inlet tube group, pump group intermediate tube group, the second pump group outlet tube group, is provided with pump suction type ammonia detector in pump group intermediate tube group.The purpose of the utility model is to provide the pump groups that a kind of structure is simply to liquefied ammonia conveying, the opening and closing of pump group can be adjusted according to the demand of conveying liquefied ammonia flow, save conveying cost, and security risk is solved the problems, such as by the closing of autocontrol valve when there is the leakage of liquefied ammonia liquid, improves the safety and reliability of entire liquefied ammonia conveying pump group and its operator's operation.
Description
Technical field
The utility model relates to liquefied ammonia conveying equipment technical field more particularly to a kind of pump groups for liquefied ammonia conveying.
Background technique
Liquefied ammonia is a kind of colourless liquid, there is intense irritation smell.Ammonia as a kind of important industrial chemicals, for transport and
Gaseous ammonia is usually obtained liquid ammonia by pressurization or cooling by storage convenience.Ammonia is soluble easily in water, forms hydrogen-oxygen after being dissolved in water
Change the alkaline solution of ammonium.Liquefied ammonia is in national defense industry, for manufacturing the propellant of rocket, guided missile.It can be used as Organic chemical products
Ammonification raw material, also act as refrigerant.Liquefied ammonia can also be used in the mercerized finish of textile.NH3Lone electron pair in molecule inclines
To in forming coordinate bond with other molecule or ion, various forms of ammonates are generated.Liquefied ammonia is a good solvent, due to
The polarity of molecule and there are hydrogen bond, liquefied ammonia is closely similar with water in terms of many physical properties.Liquefied ammonia more be stored in pressure-resistant steel cylinder or
In steel tank, and it cannot be coexisted with substances such as acetaldehyde, methacrylaldehyde, boron.Liquefied ammonia is industrially widely used, and is had corrosivity and is easy
Volatilization, so its chemical accident incidence is very high.Therefore the requirement to the conveying equipment of liquefied ammonia is also higher and higher.
It is existing for liquefied ammonia conveying equipment there are safeties it is poor, the degree of automation is not high the problems such as, to the defeated of liquefied ammonia
Operation is sent to bring great potential safety hazard, especially the safety problem in the pump group of liquefied ammonia conveying is more prominent.Liquefied ammonia delivery pump
The safety valve being arranged in group cannot fully meet the requirement of feed-line, bring security risk to the stable operation of feed-line；
And the negligible amounts that existing control valve is arranged in each feed-line, it is not able to satisfy automatic Regulation, the demand of control, and cannot
It is adjusted according to the flow of conveying liquefied ammonia, it, will certainly if liquefied ammonia conveying pump group is opened when conveying liquefied ammonia flow is smaller
The waste for causing resource is unfavorable for saving operating cost；When there is the leakage of liquefied ammonia liquid in liquefied ammonia pump group, can not be by control
System automatically cuts off pipeline, if easily causing the safe thing of operator by manually closing the valve at leakage
Therefore problem, pump group is conveyed to entire liquefied ammonia and its personal safety brings great hidden danger.
Utility model content
In view of the above problems, the object of the present invention is to provide a kind of structures to be simply to the pump group that liquefied ammonia conveys,
Conveying cost is saved in the opening and closing that pump group can be adjusted according to the demand of conveying liquefied ammonia flow, and when there is the leakage of liquefied ammonia liquid
Security risk is solved the problems, such as by the closing of autocontrol valve, improves entire liquefied ammonia conveying pump group and its operator behaviour
The safety and reliability of work.
The utility model solves technical solution used by above-mentioned technical problem: a kind of pump group for liquefied ammonia conveying,
Including liquefied ammonia pump group pedestal, the first liquefied ammonia pump group, the second liquefied ammonia pump group, the first liquefied ammonia pump group and the installation of the second liquefied ammonia pump group
On the liquefied ammonia pump group pedestal, the first liquefied ammonia pump group includes the first ammonia pump, pump group inlet tube group, pump group intermediate tube
Group, the first pump group outlet tube group, the pump group inlet tube group connect pump group intermediate tube group, the pump group intermediate tube group connection first
Pump group outlet tube group, first ammonia pump are arranged in the first pump group outlet tube group, and the second liquefied ammonia pump group includes
Second ammonia pump, pump group inlet tube group, pump group intermediate tube group, the second pump group outlet tube group, the pump group inlet tube group connection pump
Group intermediate tube group, the pump group intermediate tube group connect the second pump group outlet tube group, and second ammonia pump is arranged described second
In pump group outlet tube group, pump suction type ammonia detector is provided in the pump group intermediate tube group.
Further, the rectangular frame knot that the liquefied ammonia pump group pedestal is welded to form by rectangular tube, channel steel, container angle
Structure.
Further, the pump group inlet tube group includes first flange, first manual valve, second flange, third flange,
One automatic valve, the 4th flange, the 5th flange, the second manually-operated gate, the 6th flange, the first threeway, feed liquor supervisor, feed liquor branch
Pipe, the first flange connect first manual valve, and the first manual valve connects second flange, the third flanged joint
First automatic valve, first automatic valve connect the 4th flange, the 5th flange of the 4th flanged joint, the 5th method
Orchid the second manually-operated gate of connection, the first interface of the first threeway of the 6th flanged joint, the feed liquor supervisor connection the one or three
Logical second interface, the feed liquor branch pipe connect the third interface of the first threeway, the pump suction type ammonia detector setting into
On liquid branch pipe.
Further, the pump group intermediate tube group includes the second threeway, the 7th flange, the first liquefied ammonia pump group inlet tube, second
Liquefied ammonia pump group inlet tube, third manually-operated gate, eight treating observances orchid, the 4th manually-operated gate, the 9th flange, the tenth flange, the first liquefied ammonia
Pump group goes out liquid branch pipe, the second liquefied ammonia pump group goes out liquid branch pipe, and the first interface of second threeway connects the first liquefied ammonia pump group feed liquor
Pipe, the first liquefied ammonia pump group inlet tube connect the 7th flange, the 7th flanged joint third manually-operated gate, the third hand
Movable valve connects eight treating observances orchid, and the 8th flanged joint the first liquefied ammonia pump group goes out liquid branch pipe, and the second of second threeway connects
Mouth the second liquefied ammonia pump group inlet tube of connection, the second liquefied ammonia pump group inlet tube connect the 9th flange, the 9th flanged joint
4th manually-operated gate, the 4th manually-operated gate connect the tenth flange, and the tenth flanged joint the second liquefied ammonia pump group goes out liquid branch
Pipe.
Further, the first liquefied ammonia pump group inlet tube connects the first pump group outlet tube group, the second liquefied ammonia pump group into
Liquid pipe connects the second pump group outlet tube group.
Further, the first pump group outlet tube group includes the 11st flange, the first ammonia pump, the 5th manually-operated gate, the
12 flanges, the first liquefied ammonia pump group outlet tube, the first ammonia pump of the 11st flanged joint, first ammonia pump connection the
12 flanges, the 5th manually-operated gate of the 12nd flanged joint, the 5th manually-operated gate connect the first liquefied ammonia pump group and go out liquid
Pipe.
Further, the second pump group outlet tube group includes the 13rd flange, the second ammonia pump, the 6th manually-operated gate, the
14 flanges, the second liquefied ammonia pump group outlet tube, the second ammonia pump of the 13rd flanged joint, second ammonia pump connection the
14 flanges, the 6th manually-operated gate of the 14th flanged joint, the 6th manually-operated gate connect the second liquefied ammonia pump group and go out liquid
Pipe.
Further, the first liquefied ammonia pump group outlet tube and the second liquefied ammonia pump group outlet tube connect out liquid by the 4th threeway
General pipeline, the liquid outlet connect the 15th flange.
Further, pressure gauge is respectively equipped in the first pump group outlet tube group and the second pump group outlet tube group.
Utility model has the advantages that
By the setting of the first liquefied ammonia pump group and the second liquefied ammonia pump group, liquefied ammonia delivery pump group is made to be divided into two independent conveyings
Route, the first liquefied ammonia pump group control liquefied ammonia by the first ammonia pump, the 5th manually-operated gate, first liquefied ammonia pump group outlet tube etc.
Conveying, the second pump group outlet tube group controls liquid by the second ammonia pump, the 6th manually-operated gate, second liquefied ammonia pump group outlet tube etc.
The conveying of ammonia can select the unlatching of the first liquefied ammonia pump group and the second liquefied ammonia pump group, in liquefied ammonia flow according to liquefied ammonia feed flow
When smaller, it may be selected individually to open the first liquefied ammonia pump group or the second liquefied ammonia pump group, another pump group closed, saved with this to reach
Convey the purpose of cost；By the way that the first automatic valve is arranged in pump group inlet tube group, can be realized by the first automatic valve remote
Journey is closed and is opened, and security risk present in liquefied ammonia transmission process can be effectively prevented from.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art
Under the premise of labour, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the side view of the utility model.
Wherein:
1, liquefied ammonia pump group pedestal, 2, first flange, 3, first manual valve, 4, second flange, 5, third flange, 6, first
Automatic valve, the 7, the 4th flange, the 8, the 5th flange, the 9, second manually-operated gate, the 10, the 6th flange, the 11, first threeway, 12, feed liquor
Supervisor, the 13, second threeway, the 14, first liquefied ammonia pump group inlet tube, the 15, second liquefied ammonia pump group inlet tube, the 16, the 7th flange, 17,
Third manually-operated gate, 18, eight treating observances it is blue, the 19, first liquefied ammonia pump group goes out liquid branch pipe, the 20, the 9th flange, the 21, the 4th manually-operated gate,
22, the tenth flange, 23, third threeway, the 24, second liquefied ammonia pump group go out liquid branch pipe, 25, pump suction type ammonia detector, 26, feed liquor branch
Pipe, the 27, the 11st flange, the 28, the 13rd flange, the 29, first ammonia pump, the 30, the 5th manually-operated gate, the 31, the 12nd flange,
32, the first liquefied ammonia pump group outlet tube, the 33, second ammonia pump, the 34, the 6th manually-operated gate, the 35, the 14th flange, the 36, second liquefied ammonia
Pump group outlet tube, the 37, the 4th threeway, 38, liquid outlet, the 39, the 15th flange, 40, pressure gauge.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally
Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical
Novel protected range.
It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, term " the
One ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
The concrete meaning of language in the present invention.
A kind of pump group for liquefied ammonia conveying as shown in Figure 1, including liquefied ammonia pump group pedestal 1, the first liquefied ammonia pump group, second
Liquefied ammonia pump group, the first liquefied ammonia pump group and the second liquefied ammonia pump group are mounted on the liquefied ammonia pump group pedestal 1, first liquefied ammonia
Pump group includes the first ammonia pump 29, pump group inlet tube group, pump group intermediate tube group, the first pump group outlet tube group, the pump group feed liquor
Pipe group connects pump group intermediate tube group, and the pump group intermediate tube group connects the first pump group outlet tube group, and first ammonia pump 29 is set
It sets in the first pump group outlet tube group, the second liquefied ammonia pump group includes the second ammonia pump 33, pump group inlet tube group, pump group
Intermediate tube group, the second pump group outlet tube group, the pump group inlet tube group connect pump group intermediate tube group, and the pump group intermediate tube group connects
The second pump group outlet tube group is connect, second ammonia pump 33 is arranged in the second pump group outlet tube group, among the pump group
Pump suction type ammonia detector 25 is provided in pipe group.
Further, the rectangular frame knot that the liquefied ammonia pump group pedestal 1 is welded to form by rectangular tube, channel steel, container angle
Structure.
Further, the pump group inlet tube group includes first flange 2, first manual valve 3, second flange 4, third flange
5, the first automatic valve 6, the 4th flange 7, the 5th flange 8, the second manually-operated gate 9, the 6th flange 10, the first threeway 11, feed liquor
12, feed liquor branch pipe 26 are responsible for, the first flange 2 connects first manual valve 3, and the first manual valve 3 connects the second method
Orchid 4, the third flange 5 connect the first automatic valve 6, and first automatic valve 6 connects the 4th flange 7, the 4th method
Orchid 7 connects the 5th flange 8, and the 5th flange 8 connects the second manually-operated gate 9, and the 6th flange 10 connects the first threeway 11
First interface, the second interfaces of 12 the first threeways 11 of connection of feed liquor supervisor, the feed liquor branch pipe 26 connects the first threeway
11 third interface, the pump suction type ammonia detector 25 are arranged on feed liquor branch pipe 26, and pump suction type ammonia detector 25 uses
Built-in air suction pump can quickly detect ammonia concentration in working environment, and pump suction type ammonia detector uses import electrochemical sensor,
It is prompted with sound-light alarm, guarantees also to can detecte hazardous gas under very unfavorable working environment and prompt operator in time
Member's prevention improves the safety and reliability of entire liquefied ammonia conveying pump group and its operator's operation.
Further, the pump group intermediate tube group includes the second threeway 13, the 7th flange 16, the first liquefied ammonia pump group inlet tube
14, the second liquefied ammonia pump group inlet tube 15, third manually-operated gate 17, eight treating observances orchid 18, the 4th manually-operated gate 21, the 9th flange 20,
Tenth flange 21, the first liquefied ammonia pump group go out liquid branch pipe 19, the second liquefied ammonia pump group goes out liquid branch pipe 24, and the first of second threeway 13
Interface the first liquefied ammonia pump group inlet tube 14 of connection, the 7th flange 16 of the connection of the first liquefied ammonia pump group inlet tube 14, the described 7th
Flange 16 connects third manually-operated gate 17, and the third manually-operated gate 17 connects eight treating observances orchid 18, and the eight treating observances orchid 18 connects
First liquefied ammonia pump group goes out liquid branch pipe 19, and the second interface of second threeway 13 connects the second liquefied ammonia pump group inlet tube 15, described
Second liquefied ammonia pump group inlet tube 15 the 9th flange 20 of connection, the 4th manually-operated gate 21 of the 9th flange 20 connection, the described 4th
Manually-operated gate 21 connects the tenth flange 21, and the tenth flange 21 connects the second liquefied ammonia pump group and goes out liquid branch pipe 24.
Further, the first liquefied ammonia pump group inlet tube 14 connects the first pump group outlet tube group, the second liquefied ammonia pump group
Inlet tube 15 connects the second pump group outlet tube group.
Further, the first pump group outlet tube group includes the 11st flange 27, the first ammonia pump 29, the 5th manually-operated gate
30, the 12nd flange 31, the first liquefied ammonia pump group outlet tube 32, the 11st flange 27 connect the first ammonia pump 29, and described the
One ammonia pump 29 connects the 12nd flange 31, and the 12nd flange 31 connects the 5th manually-operated gate 30, the 5th hand-operated valve
Door 30 connects the first liquefied ammonia pump group outlet tube 32.
Further, the second pump group outlet tube group includes the 13rd flange 28, the second ammonia pump 33, the 6th manually-operated gate
34, the 14th flange 35, the second liquefied ammonia pump group outlet tube 36, the 13rd flange 28 connect the second ammonia pump 33, and described the
Two ammonia pumps 33 connect the 14th flange 35, and the 14th flange 35 connects the 6th manually-operated gate 34, the 6th hand-operated valve
Door 34 connects the second liquefied ammonia pump group outlet tube 36.
Further, the first liquefied ammonia pump group outlet tube 32 and the second liquefied ammonia pump group outlet tube 36 are connected by the 4th threeway 37
Liquid outlet 38 is connect, the liquid outlet 38 connects the 15th flange 39.
As shown in Fig. 2, being respectively equipped with pressure gauge 40 in the first pump group outlet tube group and the second pump group outlet tube group, use
Come show liquefied ammonia conveying pump group pressure, can make operator by observation pointer registration monitor liquefied ammonia convey pump group pressure.
Working method:
When work, the unlatching of the first liquefied ammonia pump group and the second liquefied ammonia pump group can be selected according to liquefied ammonia feed flow, in liquid
When ammonia flow is smaller, it may be selected individually to open the first liquefied ammonia pump group or the second liquefied ammonia pump group, another pump group be closed, by pumping
The first automatic valve 6 is set in group inlet tube group, long-range closing can be realized by the first automatic valve 6 and is opened.
Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should
Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of
Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new
The range of each embodiment technical solution of type.
Claims (9)
1. a kind of pump group for liquefied ammonia conveying, including liquefied ammonia pump group pedestal, the first liquefied ammonia pump group, the second liquefied ammonia pump group, special
Sign is that the first liquefied ammonia pump group and the second liquefied ammonia pump group are mounted on the liquefied ammonia pump group pedestal, first ammonia pump
Group includes the first ammonia pump, pump group inlet tube group, pump group intermediate tube group, the first pump group outlet tube group, the pump group inlet tube group
Pump group intermediate tube group is connected, the pump group intermediate tube group connects the first pump group outlet tube group, and first ammonia pump is arranged in institute
It states in the first pump group outlet tube group, the second liquefied ammonia pump group includes the second ammonia pump, pump group inlet tube group, pump group intermediate tube
Group, the second pump group outlet tube group, the pump group inlet tube group connect pump group intermediate tube group, the pump group intermediate tube group connection second
Pump group outlet tube group, second ammonia pump are arranged in the second pump group outlet tube group, set in the pump group intermediate tube group
It is equipped with pump suction type ammonia detector.
2. it is according to claim 1 it is a kind of for liquefied ammonia conveying pump group, which is characterized in that the liquefied ammonia pump group pedestal by
The rectangular frame structure that rectangular tube, channel steel, container angle are welded to form.
3. a kind of pump group for liquefied ammonia conveying according to claim 1, which is characterized in that the pump group inlet tube group packet
Include first flange, first manual valve, second flange, third flange, the first automatic valve, the 4th flange, the 5th flange, second
Manually-operated gate, the 6th flange, the first threeway, feed liquor supervisor, feed liquor branch pipe, the first flange connect first manual valve, institute
State first manual valve connection second flange, first automatic valve of third flanged joint, the first automatic valve connection
4th flange, the 5th flange of the 4th flanged joint, the second manually-operated gate of the 5th flanged joint, the 6th flange connect
Connect the first interface of the first threeway, the second interface of feed liquor supervisor first threeway of connection, the feed liquor branch pipe connection first
The third interface of threeway, the pump suction type ammonia detector are arranged on feed liquor branch pipe.
4. a kind of pump group for liquefied ammonia conveying according to claim 1, which is characterized in that the pump group intermediate tube group packet
Include the second threeway, the 7th flange, the first liquefied ammonia pump group inlet tube, the second liquefied ammonia pump group inlet tube, third manually-operated gate, eight treating observances
Orchid, the 4th manually-operated gate, the 9th flange, the tenth flange, the first liquefied ammonia pump group goes out liquid branch pipe, the second liquefied ammonia pump group goes out liquid branch pipe,
The first interface of second threeway connects the first liquefied ammonia pump group inlet tube, and the first liquefied ammonia pump group inlet tube connects the 7th method
Orchid, the 7th flanged joint third manually-operated gate, the third manually-operated gate connection eight treating observances is blue, the 8th flanged joint
First liquefied ammonia pump group goes out liquid branch pipe, and the second interface of second threeway connects the second liquefied ammonia pump group inlet tube, second liquid
Ammonia pump group inlet tube connects the 9th flange, the 4th manually-operated gate of the 9th flanged joint, the 4th manually-operated gate connection the
Ten flanges, the tenth flanged joint the second liquefied ammonia pump group go out liquid branch pipe.
5. it is according to claim 4 it is a kind of for liquefied ammonia conveying pump group, which is characterized in that the first liquefied ammonia pump group into
Liquid pipe connects the first pump group outlet tube group, and the second liquefied ammonia pump group inlet tube connects the second pump group outlet tube group.
6. a kind of pump group for liquefied ammonia conveying according to claim 5, which is characterized in that the first pump group outlet tube
Group includes the 11st flange, the first ammonia pump, the 5th manually-operated gate, the 12nd flange, the first liquefied ammonia pump group outlet tube, and described the
11 the first ammonia pumps of flanged joint, first ammonia pump connect the 12nd flange, the 5th hand of the 12nd flanged joint
Movable valve, the 5th manually-operated gate connect the first liquefied ammonia pump group outlet tube.
7. a kind of pump group for liquefied ammonia conveying according to claim 5, which is characterized in that the second pump group outlet tube
Group includes the 13rd flange, the second ammonia pump, the 6th manually-operated gate, the 14th flange, the second liquefied ammonia pump group outlet tube, and described the
13 the second ammonia pumps of flanged joint, second ammonia pump connect the 14th flange, the 6th hand of the 14th flanged joint
Movable valve, the 6th manually-operated gate connect the second liquefied ammonia pump group outlet tube.
8. a kind of pump group for liquefied ammonia conveying according to claim 6 or 7, which is characterized in that first ammonia pump
By the 4th threeway connection liquid outlet, the liquid outlet connects the 15th method for group outlet tube and the second liquefied ammonia pump group outlet tube
It is blue.
9. a kind of pump group for liquefied ammonia conveying according to claim 1, which is characterized in that the first pump group outlet tube
Pressure gauge is respectively equipped in group and the second pump group outlet tube group.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821642041.0U CN208901091U (en) | 2018-10-10 | 2018-10-10 | A kind of pump group for liquefied ammonia conveying |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821642041.0U CN208901091U (en) | 2018-10-10 | 2018-10-10 | A kind of pump group for liquefied ammonia conveying |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208901091U true CN208901091U (en) | 2019-05-24 |
Family
ID=66575248
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821642041.0U Expired - Fee Related CN208901091U (en) | 2018-10-10 | 2018-10-10 | A kind of pump group for liquefied ammonia conveying |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208901091U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114893392A (en) * | 2022-05-18 | 2022-08-12 | 江南造船(集团)有限责任公司 | Portable multifunctional liquid lightering device and using method thereof |
-
2018
- 2018-10-10 CN CN201821642041.0U patent/CN208901091U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114893392A (en) * | 2022-05-18 | 2022-08-12 | 江南造船(集团)有限责任公司 | Portable multifunctional liquid lightering device and using method thereof |
| CN114893392B (en) * | 2022-05-18 | 2023-11-07 | 江南造船(集团)有限责任公司 | Portable multifunctional liquid lightering device and use method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208901091U (en) | A kind of pump group for liquefied ammonia conveying | |
| CN208951667U (en) | A kind of liquefied ammonia storage system | |
| CN104964159A (en) | Replacement method of ammonia gas in liquid ammonia storage tank | |
| CN104826258A (en) | Fire-fighting truck chemical washing chamber and fire-fighting truck | |
| CN109163216B (en) | Safe intelligent liquid ammonia vaporization system | |
| CN104261150B (en) | Discharge system for ammonium nitrate tank car | |
| CN216816157U (en) | Phosphorus oxychloride airtight sampling system | |
| CN205877721U (en) | Liquid hydrocarbon spherical tank accident water injection system | |
| CN205424404U (en) | Fill dress device in succession | |
| CN202409906U (en) | Integrated full-automatic compressed air foam extinguishment system | |
| CN210633127U (en) | Auxiliary gas supply system of laser cutting machine | |
| CN210979342U (en) | Pneumatic closing device for chlorine bottle leakage | |
| CN208853033U (en) | The nitrogen protection device of centrifugal separation system | |
| CN203469275U (en) | Pumping-in type gas-driven mixed fire extinguishing device | |
| CN204709694U (en) | Ductwork type ultrafine dry powder extinguishing installation | |
| CN215061318U (en) | Reflux unit suitable for liquid ammonia is carried | |
| CN106594523A (en) | Petrochemical plant mechanical pump flammable and explosive material closed recovery system | |
| CN205618967U (en) | Anhydrous hydrogen fluoride low temperature storage equipment | |
| CN211725257U (en) | Ammonia water storage tank gas recovery device | |
| CN206720729U (en) | Water reducer finished product goes out material conveying device | |
| CN105107122A (en) | Pipe network type ultra-fine dry powder extinguisher | |
| CN206822995U (en) | Fire-fighting system and Backpack fire-extinguisher | |
| CN201852825U (en) | High-concentration alkaline liquid detecting device | |
| CN106268559B (en) | Liquid charging stock chemical synthesizer | |
| CN106392350B (en) | A kind of processing method and processing device of the branch tracheal rupture of inflammable cryogenic liquid storage tank |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190524 Termination date: 20201010 |