CN109973396A - A kind of emergency fire pump - Google Patents

A kind of emergency fire pump Download PDF

Info

Publication number
CN109973396A
CN109973396A CN201910256902.4A CN201910256902A CN109973396A CN 109973396 A CN109973396 A CN 109973396A CN 201910256902 A CN201910256902 A CN 201910256902A CN 109973396 A CN109973396 A CN 109973396A
Authority
CN
China
Prior art keywords
pump housing
bolted
support base
closed bin
emergency fire
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201910256902.4A
Other languages
Chinese (zh)
Inventor
王甲亮
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN201910256902.4A priority Critical patent/CN109973396A/en
Publication of CN109973396A publication Critical patent/CN109973396A/en
Pending legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D13/00Pumping installations or systems
    • F04D13/02Units comprising pumps and their driving means
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/007Details, component parts, or accessories especially adapted for liquid pumps
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01FMEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/02Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by gauge glasses or other apparatus involving a window or transparent tube for directly observing the level to be measured or the level of a liquid column in free communication with the main body of the liquid

Abstract

The invention discloses a kind of emergency fire pumps, including movable base plate, the pump housing and mobile motor, support base is provided at the top of the movable base plate, spud pile is provided in the support base, closed bin is provided on the spud pile, it is provided with water-output flange pipe at the top of the closed bin, water-in flange pipe is provided in the closed bin one side wall, is provided with impeller on another side wall of closed bin.Beneficial effect is: the present invention passes through setting mobile motor, wheel shaft and movable pulley, save the time of outside carrier transport device, improve the efficiency of fire-fighting work, by the way that oil column is arranged, oil mass in display fuel tank in time, has ensured being normally carried out for fire-fighting and rescue work, by the way that electric pushrod is arranged, the autonomous lifting that device can be achieved, improves flexibility and the practicability of device.

Description

A kind of emergency fire pump
Technical field
The present invention relates to emergency fire pump technical fields, and the present invention relates to a kind of emergency fire pumps.
Background technique
Emergency fire pump has independent power source, the fire-fighting that can be quick started and use when having the emergency of suction capacity Pump is put out a fire when being generally used for that main fire pump can not be started when area of aircraft cabins kindling with emergency fire pump to cabin, according to different Mode classification is divided into different type hermetically sealed with it, No leakage, corrosion-resistant feature, is widely used in environmental protection, water process, disappears Fang Deng department be used to pump each class I liquid I, be create No leakage, pollution-free civilized workshop, civilized factory it is ideal pump with disappear The pump type of anti-system is all much the same, and only lift and flow are different, the selection ground of fire pump, should be according to technique stream Journey, plumbing requirement, takes in terms of five.Common emergency fire pump when in use, needs external movement Device is transported, and the movement of itself is not easy to, and improves the duration of fire-fighting, and the fuel tank in device lacks the display knot of oil mass Structure, is unfavorable for staff and feeds to device, often will cause the shutdown of device, and then increase the risk of fire-fighting and rescue, together When device in lack the structure being independently lifted, be not easy to the pump housing in the position operation of some certain heights, reduce the reality of device The property used.
Summary of the invention
The object of the invention is that providing a kind of emergency fire pump to solve the above-mentioned problems.
The present invention through the following technical solutions to achieve the above objectives:
A kind of emergency fire pump, including movable base plate, the pump housing and mobile motor, the movable base plate top are provided with support bottom , it is provided with spud pile in the support base, closed bin is provided on the spud pile, is provided with out at the top of the closed bin Water flanged pipe is provided with water-in flange pipe in the closed bin one side wall, is provided with impeller on another side wall of closed bin, institute It states impeller side and is provided with connecting shaft, the one end of the connecting shaft is provided with the pump housing, and the pump housing side is provided with cooling fin, The pump housing other side is provided with power outlet, is provided with and starts switch in the power outlet, and the power outlet side is set It is equipped with air filtration cartridge, the connecting shaft side is provided with smoke exhaust pipe, forms filler, the cooling fin one at the top of the pump housing Side is provided with fuel tank, and the top of oil-tank forms fuel tank cap, oil column, the support base are provided in the fuel tank one side wall Side is provided with bracket, is provided with storage battery on the bracket, and smoke exhaust pipe right opposite side is provided with shield on the pump housing Organic oil mouth is arranged in shell, the cooling fin underface, and the pump housing bottom is provided with drain valve, the movable base plate side setting There is handrail, operation panel is provided on the handrail, electric pushrod is provided at the support base bottom four corners, it is described electronic The model SEA801 of push rod is provided with movable pulley at the movable base plate bottom four corners, wheel is provided between the movable pulley Axis is provided with the mobile motor in the movable base plate, is provided with belt between the mobile motor and the wheel shaft.
Further, the support base and the movable base plate overlap, and the spud pile passes through with the support base It is bolted, the closed bin and the spud pile weld.
Further, the water-output flange pipe and the water-in flange Guan Jun take shape on the closed bin, the impeller It is rotatablely connected with the closed bin, the one end of the connecting shaft is connect with the impeller by card slot, the pump housing and the connection Axis is connected by shaft coupling.
Further, the cooling fin is bolted with the pump housing, and the power outlet passes through with the pump housing Be bolted, described start switch is connect with the power outlet by card slot, the air filtration cartridge and the smoke exhaust pipe with The pump housing grafting.
Further, the fuel tank is connect with the pump housing by pipeline, and the oil column and the fuel tank are connected by card slot It connects, the bracket and the support base are welded.
Further, the storage battery is bolted with the bracket, and the protective case and the pump housing are connected by bolt It connects, the machine oil mouth and the drain valve are connected through a screw thread with the pump housing.
Further, the handrail is bolted with the movable base plate, and the operation panel and the handrail are logical It crosses and is bolted, the electric pushrod is connect with the support base by card slot.
Further, the movable pulley is bolted with the movable base plate, and the wheel shaft and the movable pulley are inserted It connects.
Further, the mobile motor is bolted with the movable base plate.
Further, the belt is nested on the mobile motor and the wheel shaft.
Concrete operating principle are as follows: first turn on the switch of the storage battery, the shifting is then started by the operation panel Dynamic motor drives the belt rotation, and the belt is described by driving the wheel shaft rotation that the movable pulley is driven to rotate Movable pulley carries the movable base plate and fire plant goes to the region of fire-fighting, saves the additional time for using transporting equipment, It improves work efficiency, then according to the position of fire water supply, the electric pushrod is controlled by the operation panel and is lifted institute A high position for support base is stated, so that device reaches position of suitably drawing water, improves the flexibility of device, it then will be external Drinking-water pipe connect fastly with the water-in flange pipe, fire protection pipeline and the water-output flange pipe are connect fastly, and by it is described starting open It closes the igniting starting pump housing to start running, the pump housing drives the wheel rotation by the connecting shaft, and the impeller exists Rotation forms negative pressure and aspirates water source to come up and send out from the water-output flange pipe in the closed bin, wherein using in device In the process, the oil mass of fuel tank described in the oil column real-time display has ensured and has disappeared in order to prompt staff to feed oil mass in time Anti- work is normally carried out.
The beneficial effects of the present invention are:
1, by setting mobile motor, wheel shaft and movable pulley, the time of outside carrier transport device is saved, improves and disappears The efficiency of anti-work;
2, by setting oil column, the oil mass in fuel tank is shown in time, has ensured being normally carried out for fire-fighting and rescue work;
3, by setting electric pushrod, it can be achieved that the autonomous lifting of device, improves flexibility and the practicability of device.
Detailed description of the invention
Fig. 1 is a kind of main view of emergency fire pump of the present invention;
Fig. 2 is a kind of top view of emergency fire pump of the present invention;
Fig. 3 is the company of movable base plate, mobile motor, wheel shaft, movable pulley and belt in a kind of emergency fire pump of the present invention Connect relation schematic diagram;
Fig. 4 is the sectional view of support base in a kind of emergency fire pump of the present invention;
Fig. 5 is a kind of circuit block diagram of emergency fire pump of the present invention.
The reference numerals are as follows:
1, movable base plate;2, movable pulley;3, handrail;4, water-in flange pipe;5, water-output flange pipe;6, impeller;7, fuel tank;8, it radiates Piece;9, protective case;10, machine oil mouth;11, storage battery;12, drain valve;13, connecting shaft;14, bracket;15, power outlet;16, fuel tank Lid;17, filler;18, the pump housing;19, closed bin;20, smoke exhaust pipe;21, air filtration cartridge;22, oil pump;23, it starts switch;24, Wheel shaft;25, mobile motor;26, belt;27, operation panel;28, support base;29, electric pushrod;30, spud pile.
Specific embodiment
The present invention will be further explained below with reference to the attached drawings:
As Figure 1-Figure 5, a kind of emergency fire pump, including movable base plate 1, the pump housing 18 and mobile motor 25, the mobile bottom It is provided with support base 28 at the top of plate 1, spud pile 30 is provided in the support base 28, is provided on the spud pile 30 close Storehouse 19 is closed, water-output flange pipe 5 is provided at the top of the closed bin 19, is provided with water-in flange pipe in 19 one side wall of closed bin 4, the water-output flange pipe 5 and the water-in flange pipe 4 have the flange arrangement of convenient connection, another side wall of the closed bin 19 On be provided with impeller 6,6 side of impeller is provided with connecting shaft 13, and described 13 one end of connecting shaft is provided with the pump housing 18, pump Body 18 is combustion gas machine structure, and 18 side of the pump housing is provided with cooling fin 8, cooling water, the pump are added inside cooling fin 8 18 other side of body is provided with power outlet 15, and the power outlet 15 is electrically connected with the igniter of the pump housing 18, the electricity It is provided on supply socket 15 and starts switch 23,15 side of power outlet is provided with air filtration cartridge 21, the connecting shaft 13 1 Side is provided with smoke exhaust pipe 20, filler 17 is formed at the top of the pump housing 18,8 side of cooling fin is provided with fuel tank 7, described Fuel tank cap 16 is formed at the top of fuel tank 7, and oil column 22,28 side of the support base setting are provided in 7 one side wall of fuel tank There is bracket 14, storage battery 11 is provided on the bracket 14, the storage battery 11 provides electric energy, the pump housing for the electrical equipment of device Protective case 9 is provided on 18 with the 20 right opposite side of smoke exhaust pipe, the protective case 9 is used to the rotating mechanism of the protection pump 18, Organic oil mouth 10 is set immediately below the cooling fin 8, and 18 bottom of the pump housing is provided with drain valve 12, the movable base plate 1 one Side is provided with handrail 3, and operation panel 27 is provided on the handrail 3, is provided at 28 bottom four corners of support base electronic Push rod 29, the model SEA801 of the electric pushrod 29 are provided with movable pulley 2 at 1 bottom four corners of movable base plate, described It is provided with wheel shaft 24 between movable pulley 2, the mobile motor 25 is provided in the movable base plate 1, the mobile motor 25 can Positive and negative rotation is provided with belt 26 between the mobile motor 25 and the wheel shaft 24.
In the present embodiment, the support base 28 is overlapped with the movable base plate 1, the spud pile 30 and the support bottom Seat 28 is bolted, and the closed bin 19 is welded with the spud pile 30, and the support base 28 carrys out stabilising arrangement placement On movable base plate 1.
In the present embodiment, the water-output flange pipe 5 and the water-in flange pipe 4 are taken shape on the closed bin 19, institute It states impeller 6 and the closed bin 19 is rotatablely connected, the impeller 6 forms negative pressure by rotating in the closed bin 19, described 13 one end of connecting shaft is connect with the impeller 6 by card slot, and the pump housing 18 is connect with the connecting shaft 13 by shaft coupling.
In the present embodiment, the cooling fin 8 is bolted with the pump housing 18, and cooling fin 8 is used to drop to the pump housing 18 Temperature, the power outlet 15 are bolted with the pump housing 18, and the power outlet 15 connects power supply unit for described Start the operating of the pump housing 18, described to start switch 23 and connect with the power outlet 15 by card slot, 21 He of air filtration cartridge The smoke exhaust pipe 20 with 18 grafting of the pump housing, the air filtration cartridge 21 be used to filter the gas into the pump housing 18, institute State the exhaust gas that smoke exhaust pipe 20 is used to be discharged in the pump housing 18.
In the present embodiment, the fuel tank 7 is connect with the pump housing 18 by pipeline, and the oil column 22 and the fuel tank 7 are logical Cross card slot connection, the bracket 14 is welded with the support base 28, the oil column 22 by with the 7 inside connection of fuel tank come Show the oil mass in the fuel tank 7.
In the present embodiment, the storage battery 11 is bolted with the bracket 14, and the protective case 9 and the pump housing 18 are logical It crosses and is bolted, the machine oil mouth 10 and the drain valve 12 are connected through a screw thread with the pump housing 18, the machine oil mouth 10 Lubricating oil is added in the pump housing 18 described in dealing, the drain valve 12 is used to the waste water being discharged in the cooling fin 8.
In the present embodiment, the handrail 3 is bolted with the movable base plate 1, the operation panel 27 with it is described Handrail 3 is bolted, and the electric pushrod 29 is connect with the support base 28 by card slot, in the electric pushrod 29 In the support base 28, by the lifting support base 28 come the lifting of realization device.
In the present embodiment, the movable pulley 2 is bolted with the movable base plate 1, the wheel shaft 24 and the shifting 2 grafting of driving wheel.
In the present embodiment, the mobile motor 25 is bolted with the movable base plate 1.
In the present embodiment, the belt 26 is nested on the mobile motor 25 and the wheel shaft 24 and connects.
Concrete operating principle are as follows: first turn on the switch of the storage battery 11, institute is then started by the operation panel 27 Stating mobile motor 25 drives the belt 26 to rotate, and the belt 26 is by driving the rotation of wheel shaft 24 to drive the movement 2 rotation of wheel, the movable pulley 2 carries the movable base plate 1 and fire plant goes to the region of fire-fighting, saves additional using fortune It the time of transfer device, improves work efficiency, then according to the position of fire water supply, is controlled by the operation panel 27 described Electric pushrod 29 is lifted a high position for the support base 28, so that device reaches position of suitably drawing water, improves device Flexibility, then external drinking-water pipe is connect fastly with the water-in flange pipe 4, by fire protection pipeline and the water-output flange pipe 5 It connects, and is started running by the 23 igniting starting pump housing 18 that starts switch fastly, the pump housing 18 passes through the connecting shaft 13 drive the impellers 6 to rotate, and the impeller 6 rotate in the closed bin 19 to be formed negative pressure and aspirate water source to come up and from institute It states and is sent out in water-output flange pipe 5, wherein in device use process, the oil mass of fuel tank 7 described in 22 real-time display of oil column, with Oil mass is fed in time convenient for prompt staff, has ensured being normally carried out for fire-fighting work.
The basic principles, main features and advantages of the invention have been shown and described above.The technical staff of the industry should Understand, the present invention is not limited to the above embodiments, and the above embodiments and description only describe originals of the invention Reason, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes and improvements It all fall within the protetion scope of the claimed invention.

Claims (10)

1. a kind of emergency fire pump, it is characterised in that: including movable base plate (1), the pump housing (18) and mobile motor (25), the shifting It is provided with support base (28) at the top of dynamic bottom plate (1), is provided with spud pile (30), the spud pile on the support base (28) (30) it is provided with closed bin (19), is provided with water-output flange pipe (5) at the top of the closed bin (19), the closed bin (19) one on It is provided on side wall water-in flange pipe (4), is provided with impeller (6) on another side wall of the closed bin (19), the impeller (6) one Side is provided with connecting shaft (13), and described connecting shaft (13) one end is provided with the pump housing (18), the pump housing (18) the side setting Have cooling fin (8), the pump housing (18) other side is provided with power outlet (15), is provided with starting on the power outlet (15) It switchs (23), power outlet (15) side is provided with air filtration cartridge (21), and connecting shaft (13) side is provided with smoke evacuation It manages (20), is formed filler (17) at the top of the pump housing (18), cooling fin (8) side is provided with fuel tank (7), the oil It forms fuel tank cap (16), is provided with oil column (22) in fuel tank (7) one side wall, the support base (28) at the top of case (7) Side is provided with bracket (14), is provided with storage battery (11) on the bracket (14), on the pump housing (18) with the smoke exhaust pipe (20) right opposite side is provided with protective case (9), organic oil mouth (10) is arranged immediately below the cooling fin (8), the pump housing (18) Bottom is provided with drain valve (12), and movable base plate (1) side is provided with handrail (3), is provided with operation on the handrail (3) Panel (27) is provided with electric pushrod (29) at support base (28) bottom four corners, the model of the electric pushrod (29) For SEA801, it is provided with movable pulley (2) at movable base plate (1) bottom four corners, is provided with wheel shaft between the movable pulley (2) (24), is provided with the mobile motor (25) in the movable base plate (1), the mobile motor (25) and the wheel shaft (24) it Between be provided with belt (26).
2. a kind of emergency fire pump according to claim 1, it is characterised in that: the support base (28) and the movement Bottom plate (1) overlap joint, the spud pile (30) is bolted with the support base (28), the closed bin (19) with it is described Spud pile (30) welding.
3. a kind of emergency fire pump according to claim 1, it is characterised in that: the water-output flange pipe (5) and it is described into Water flanged pipe (4) takes shape on the closed bin (19), and the impeller (6) and the closed bin (19) are rotatablely connected, described Connecting shaft (13) one end is connect with the impeller (6) by card slot, and the pump housing (18) and the connecting shaft (13) pass through shaft coupling Device connection.
4. a kind of emergency fire pump according to claim 1, it is characterised in that: the cooling fin (8) and the pump housing (18) it is bolted, the power outlet (15) is bolted with the pump housing (18), described to start switch (23) Connect with the power outlet (15) by card slot, the air filtration cartridge (21) and the smoke exhaust pipe (20) with the pump housing (18) grafting.
5. a kind of emergency fire pump according to claim 1, it is characterised in that: the fuel tank (7) and the pump housing (18) It is connected by pipeline, the oil column (22) is connect with the fuel tank (7) by card slot, the bracket (14) and the support base (28) it welds.
6. a kind of emergency fire pump according to claim 1, it is characterised in that: the storage battery (11) and the bracket (14) It is bolted, the protective case (9) is bolted with the pump housing (18), the machine oil mouth (10) and the drain valve (12) it is connected through a screw thread with the pump housing (18).
7. a kind of emergency fire pump according to claim 1, it is characterised in that: the handrail (3) and the movable base plate (1) be bolted, the operation panel (27) is bolted with the handrail (3), the electric pushrod (29) with The support base (28) is connected by card slot.
8. a kind of emergency fire pump according to claim 1, it is characterised in that: the movable pulley (2) and the mobile bottom Plate (1) is bolted, the wheel shaft (24) and the movable pulley (2) grafting.
9. a kind of emergency fire pump according to claim 1, it is characterised in that: the mobile motor (25) and the movement Bottom plate (1) is bolted.
10. a kind of emergency fire pump according to claim 1, it is characterised in that: the belt (26) is nested in the shifting On dynamic motor (25) and the wheel shaft (24).
CN201910256902.4A 2019-04-01 2019-04-01 A kind of emergency fire pump Pending CN109973396A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910256902.4A CN109973396A (en) 2019-04-01 2019-04-01 A kind of emergency fire pump

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910256902.4A CN109973396A (en) 2019-04-01 2019-04-01 A kind of emergency fire pump

Publications (1)

Publication Number Publication Date
CN109973396A true CN109973396A (en) 2019-07-05

Family

ID=67082154

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201910256902.4A Pending CN109973396A (en) 2019-04-01 2019-04-01 A kind of emergency fire pump

Country Status (1)

Country Link
CN (1) CN109973396A (en)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09140820A (en) * 1995-11-28 1997-06-03 Nissho Kikai Kogyo:Kk Connecting device and connecting method for portable fire pump
WO2009067434A1 (en) * 2007-11-21 2009-05-28 Clarke Fire Protection Products, Inc. Pump suction pressure limiting speed control and related pump driver and sprinkler system
CN201372930Y (en) * 2009-03-30 2009-12-30 江苏科技大学 Marine diesel emergency fire pump assembly
CN202920872U (en) * 2012-09-11 2013-05-08 山鹰(福建)电机有限公司 Emergency fire pump
CN202926648U (en) * 2012-10-16 2013-05-08 大连鹏华泵业制造有限公司 Emergency centrifugal pump
CN207033770U (en) * 2017-07-24 2018-02-23 泰州泰丰泵业有限公司 A kind of Diesel Driven fire-fighting pump assembly
CN207554321U (en) * 2017-11-01 2018-06-29 安徽星耀机械有限公司 A kind of movable type gasoline engine driving emergency fire pump

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09140820A (en) * 1995-11-28 1997-06-03 Nissho Kikai Kogyo:Kk Connecting device and connecting method for portable fire pump
WO2009067434A1 (en) * 2007-11-21 2009-05-28 Clarke Fire Protection Products, Inc. Pump suction pressure limiting speed control and related pump driver and sprinkler system
CN201372930Y (en) * 2009-03-30 2009-12-30 江苏科技大学 Marine diesel emergency fire pump assembly
CN202920872U (en) * 2012-09-11 2013-05-08 山鹰(福建)电机有限公司 Emergency fire pump
CN202926648U (en) * 2012-10-16 2013-05-08 大连鹏华泵业制造有限公司 Emergency centrifugal pump
CN207033770U (en) * 2017-07-24 2018-02-23 泰州泰丰泵业有限公司 A kind of Diesel Driven fire-fighting pump assembly
CN207554321U (en) * 2017-11-01 2018-06-29 安徽星耀机械有限公司 A kind of movable type gasoline engine driving emergency fire pump

Similar Documents

Publication Publication Date Title
CN109973396A (en) A kind of emergency fire pump
CN210343745U (en) Remote strong self-suction device of duplex water supply pump
CN208786258U (en) Novel Delivery hand push blender
CN209237655U (en) A kind of fuming acid entrucking device for recovering tail gas
CN207554321U (en) A kind of movable type gasoline engine driving emergency fire pump
CN215796017U (en) Mortar storage tank with dust collection function
CN108654342A (en) A kind of lithium battery retracting device
CN203906129U (en) Automotive assisting machine implemented by aid of water
CN219733611U (en) Idle-running-preventing protection device for water pump
CN220216078U (en) Dry ice cleaning machine
CN208612145U (en) A kind of lithium battery recyclable device
CN220578922U (en) Safety auxiliary device of methanol discharge pump
CN219231864U (en) Gas pulse soot blower
CN216856093U (en) A exhaust treatment device for renewable resources retrieves
CN210638066U (en) Waste gas treatment device with waste heat recovery function
CN203892004U (en) Supercharging device
CN217549479U (en) Low-carbon environment-friendly waste gas treatment device
CN214746758U (en) High-purity liquid oxygen apparatus for producing
CN203051151U (en) Self-sucking pump with front-arranged device
CN210978968U (en) Fixing device for oil conveying pipeline maintenance
CN217567501U (en) Reflux ratio controller for industrial high-purity continuous rectification device
CN216659919U (en) Prevent conveyer of glue surface oxidation skinning
CN219955366U (en) Wet slag discharging system of slag bin of dry slag discharging system
CN210919399U (en) Pressure regulating system of dry type vacuum pump oil-water separation device
CN219955377U (en) Boiler waste heat recovery device

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication
RJ01 Rejection of invention patent application after publication

Application publication date: 20190705