CN2922006Y

CN2922006Y - Fluid transportion practical training apparatus

Info

Publication number: CN2922006Y
Application number: CN 200620074424
Authority: CN
Inventors: 刘承先; 郭泉
Original assignee: Changzhou Vocational Institute of Engineering
Current assignee: Changzhou Vocational Institute of Engineering
Priority date: 2006-06-23
Filing date: 2006-06-23
Publication date: 2007-07-11
Anticipated expiration: 2016-06-23

Abstract

A fluid transportation practical training apparatus comprises a centrifugal pump, a cubage type pump, a water spraying pump group, a compressing machine, a storage tank, a gas storage tank, a buffer tank, a high position slot, a pressure meter, a pipeline and a valve gate, wherein, the high position slots V-104 and V-106 are parallel on the D and E ends. The storage tank V-103, V-105 and V-107 are parallel on G and F ends. The F end is connected with the E end of the high position slot. The storage tank V-103 is connected with the tap water pipeline by an electro-magnetic valve and a liquid level controller. The centrifugal pumps P-103A and P-103B are connected in series or parallel with the G end of the storage tank by the valve and the pipeline. The D end of the high position slot is connected with centrifugal pump P-103A and P-103B by the valve, the pressure meter and the pipeline separately. The utility model adopts different liquid transportation approaches and flux regulation approach, provided with field control and distributing control, directly demonstrates and simulates the working states and is a teaching device for fluid mechanics teaching and creation of student skill.

Description

Comprehensive training equipment for fluid transfer

Technical field

The utility model relates to a kind of teaching aid, specifically a kind of teaching equipment that is used for the fluid mechanics teaching and cultivates the students ' actual situation operative skill.

Background technology

Present hydromechanical instructional device is still continued to use the pattern of independent experiment teaching aid, and as performance of centrifugal pump test or pipe resistance experimental provision or the like, they are mainly used in the measurement performance parameter.Because some abnormalities that may occur in the FLUID TRANSPORTATION mode that can not show other and different flow regulation modes and the centrifugal pump operational process are so be difficult to cultivate and training of students practical operation technical ability.How according to the requirement of chemical plant actual production flow process, combining with teaching outline, develop a kind of hydromechanical synthetic instruction teaching aid; the functipnal capability that the what is more important training of students is fixed a breakdown is the teaching problem that each universities and colleges' chemical industry class professional skill education for many years waits to solve always.

Summary of the invention

The technical problems to be solved in the utility model provides a kind of real training teaching aid equipment that is used for the fluid mechanics teaching and cultivates student's operative skill.

For solving the problems of the technologies described above, comprehensive training equipment for fluid transfer of the present utility model comprises centrifugal pump, positive displacement pump, water stream injection pump unit, compressor, storage tank, gas tank, surge tank, head tank, tensimeter, pipeline and valve, wherein, described head tank V-104, V-106 are in parallel, and the one end is that D, the other end are E; Described storage tank V-103, V-105, V-107 are in parallel, and the one end is that G, the other end are F, and described F end links to each other with the E end of head tank V-104, V-106, and described storage tank V-103 links to each other with tap water pipe line by pipeline, solenoid valve, fluid level controller; After being in series or being in parallel, centrifugal pump P-103A and P-103B be connected to the G end of storage tank V-107, V-105, V-103 by valve, pipeline VI; The D end of described head tank V-104, V-106 links to each other with centrifugal pump P-103A, P-103B respectively by valve, tensimeter, pipeline II, III.

As a kind of improvement of the present utility model, described compressor M-101, gas tank V-101 connect successively by pipeline, valve with storage tank V-103 and link to each other, and described storage tank V-103 is connected to head tank V-104 through valve, pipeline; Water stream injection pump unit P-101, surge tank V-102 and storage tank V-105 are connected in series successively by valve, pipeline, and the F end of described storage tank V-105 is connected to storage tank V-107 by head tank V-104, valve, tensimeter, pipeline V, VI; After centrifugal pump P-102 and centrifugal pump P-103A, P-103B are in parallel by the road I, tensimeter, valve be connected to the D end of head tank V-106, V-104, centrifugal pump P-102 is connected to the G end of basin V-107, V-105, V-103 by valve, pipeline VI;

As another kind of improvement the of the present utility model, described centrifugal pump P-102 can regulate its setting height(from bottom) by an elevating mechanism M-102; Positive displacement pump P-104 one end is held by the D that valve, pipeline IV, tensimeter are connected to head tank V-106, V-104, and its other end links to each other with the G end of basin V-103, V-105, V-107 by pipeline VI.

Comprehensive training equipment for fluid transfer of the present utility model be a kind of can ocular demonstration and the comprehensive practical traning teaching aid of the analog stream mechanics content of courses, it is according to the flow regulation mode of different pumps, adopted throttling, bypass, the frequency conversion operation, select various measurement instruments and electronic for use as far as possible, pneumatic control valve, and can carry out the mensuration of pipe resistance, actual production operating mode according to the chemical plant, be provided with field control, collecting and distributing control mode, on a cover teaching aid, demonstrated fully centrifugal pump, the driving that positive displacement pump is different, the method of stopping and the difference of various flow regulation modes, cultivate the student simultaneously to centrifugal pump, positive displacement pump, compressor, the installation of water stream injection pump unit, safeguard, maintenance skills, and flow, the automatic control of liquid level components and parts, the chemical industry pipeline, the installation of pipe fitting, safeguard technical ability.The utility model also at fluid mechanics focal points and relevant difficult point, is simulated the improper operating mode in factory's actual production, the operative skill that training of students is fixed a breakdown except that the needs that satisfy the imagery teaching.In college teaching exchanges, obtain consistent favorable comment, think that all this is a kind of synthetic instruction equipment that is applicable to fluid mechanics teaching and cultivation students ' actual situation operative skill, is worthy to be popularized.

Description of drawings

Below in conjunction with accompanying drawing embodiment of the present utility model is described in further detail.

Fig. 1 is the part-structure synoptic diagram of a kind of comprehensive training equipment for fluid transfer of the present utility model.Being connected and control of compressor shown in the figure, water stream injection pump unit and storage tank, gas tank, surge tank, head tank, pipeline.

Fig. 2 is the part-structure synoptic diagram of a kind of comprehensive training equipment for fluid transfer of the present utility model.The series and parallel of centrifugal pump shown in the figure and positive displacement pump are connected and control with pipeline.

Pipe joint a, b among described Fig. 1, c, L are connected with pipe joint a ', b ', c ', L ' among Fig. 2 respectively.The one-piece construction synoptic diagram of so just forming a kind of comprehensive training equipment for fluid transfer.

Embodiment

From the comprehensive training equipment for fluid transfer shown in Fig. 1～2 as can be seen, it comprises centrifugal pump, positive displacement pump, water stream injection pump unit, compressor, storage tank, gas tank, surge tank, head tank, tensimeter, pipeline and valve, described head tank V-104, V-106 are in parallel, and the one end is that D, the other end are E; Described storage tank V-103, V-105, V-107 are in parallel, and the one end is that G, the other end are F, and described F end links to each other with the E end of head tank V-104, V-106, and described storage tank V-103 links to each other with tap water pipe line by pipeline, solenoid valve, fluid level controller; After being in series or being in parallel, described centrifugal pump P-103A and P-103B be connected to the G end of storage tank V-107, V-105, V-103 by valve, pipeline VI; The D end of described head tank V-104, V-106 links to each other with centrifugal pump P-103A, P-103B respectively by valve, tensimeter, pipeline II, III.By operating centrifugal pump P-103A or centrifugal pump P-103B, storage tank V-107, head tank V-104 or head tank V-106 and pipeline II and corresponding instrument, valve, can carry out manual, the self-regulating training on operation of the start-stop car and the flow of centrifugal pump; By operation centrifugal pump P-103A or centrifugal pump P-103B, storage tank V-107, head tank V-104 or head tank V-106 and pipeline II and corresponding instrument, valve, can carry out the teaching of the influence of the series and parallel operation of centrifugal pump and fluid delivery; By operating the mensuration training that centrifugal pump P-103A or centrifugal pump P-103B, storage tank V-107, head tank V-104 or head tank V-106 and pipeline II, pipeline III and corresponding instrument, valve carry out pipe resistance; Carry out the teaching of influence of the characteristic fluid delivery of medium by operation centrifugal pump P-103A or centrifugal pump P-103B, storage tank V-103, storage tank V-107, head tank V-104 or head tank V-106 and pipeline II, pipeline III and corresponding instrument, valve; Described storage tank V-103 has electric heater unit and fluid level control device, by operation centrifugal pump P-102 demonstration cavitation phenomenons; By operation storage tank V-103, solenoid valve, fluid level controller and tap water pipe line, can carry out the training of the automatic control of storage tank two position.

In this comprehensive training equipment for fluid transfer, compressor M-101, gas tank V-101 connect successively by pipeline, valve with storage tank V-103 and link to each other, and described storage tank V-103 is connected to head tank V-104 through valve, pipeline.By operate compressor M-101, gas tank V-101, storage tank V-103, head tank V-106 and pipeline V and corresponding instrument, valve, can use the mode of air compression to carry out the operation training that liquid is carried.

In the utility model, water stream injection pump unit P-101, surge tank V-102 and storage tank V-105 are connected in series successively by valve, pipeline, and the F end of described storage tank V-105 is connected to storage tank V-107 by head tank V-104, valve, tensimeter, pipeline V, VI.Can carry out demonstration and operation training that vacuum mode is carried liquid by operating water stream injection pump unit P-101, surge tank V-102, head tank V-104, storage tank V-107 or storage tank V-105 or storage tank V-103 and pipeline V and corresponding instrument, valve.

In the utility model, after centrifugal pump P-102 and centrifugal pump P-103A, P-103B are in parallel by the road I, tensimeter, valve be connected to the D end of head tank V-106, V-107, centrifugal pump P-102 is connected to the G end of basin V-107, V-105, V-103 by valve, pipeline VI; Described centrifugal pump P-102 can regulate its setting height(from bottom) by an elevating mechanism M-102.In teaching process, by operating centrifugal pump P-102, storage tank V-103, V-107, head tank V-104 or head tank V-106 and pipeline I and corresponding instrument, valve, can simulate abnormalities such as centrifugal pump generation cavitation, air sinuses, and instruction of papil operation elevating mechanism is regulated the height of centrifugal pump and is got rid of these faults.

In this comprehensive training equipment for fluid transfer, positive displacement pump P-104 one end is held by the D that valve, pipeline IV, tensimeter are connected to head tank V-106, V-104, and its other end links to each other with the G end of basin V-107, V-105, V-103 by pipeline VI.Described storage tank V-103 has electric heater unit and fluid level control device passes through operation positive displacement pump P-104, storage tank V-107, head tank V-104 or head tank V-106 and pipeline IV and corresponding instrument, valve can carry out the start-stop car of positive displacement pump and the operation training that uses different flow regulative modes such as bypass, motor frequency conversion.

Claims

1, a kind of comprehensive training equipment for fluid transfer comprises centrifugal pump, positive displacement pump, water stream injection pump unit, compressor, storage tank, gas tank, surge tank, head tank, tensimeter, pipeline and valve, it is characterized in that:

1), head tank V-104, V-106 be in parallel, the one end is that D, the other end are E;

2), storage tank V-103, V-105, V-107 be in parallel, the one end is that G, the other end are F, described F end links to each other with the E end of head tank V-104, V-106, described storage tank V-103 passes through pipeline, solenoid valve, fluid level controller and links to each other with tap water pipe line;

3) be connected to the G end of storage tank V-107, V-105, V-103 after, centrifugal pump P-103A and P-103B are in series or are in parallel by valve, pipeline IV; The D end of described head tank V-104, V-106 links to each other with centrifugal pump P-103A, P-103B respectively by valve, tensimeter, pipeline II, III.

2, comprehensive training equipment for fluid transfer according to claim 1 is characterized in that: compressor M-101, gas tank V-101 connect successively by pipeline, valve with storage tank V-103 and link to each other, and described storage tank V-103 is connected to head tank V-104 through valve, pipeline.

3, comprehensive training equipment for fluid transfer according to claim 1, it is characterized in that: water stream injection pump unit P-101, surge tank V-102 and storage tank V-105 are connected in series successively by valve, pipeline, and the F end of described storage tank V-105 is connected to storage tank V-107 by head tank V-104, valve, tensimeter, pipeline V, VI.

4, comprehensive training equipment for fluid transfer according to claim 1, it is characterized in that: after centrifugal pump P-102 and centrifugal pump P-103A, P-103B are in parallel by the road I, tensimeter, valve be connected to the D end of head tank V-106, V-104, centrifugal pump P-102 is connected to the G end of basin V-107, V-105, V-103 by valve, pipeline IV.

5, comprehensive training equipment for fluid transfer according to claim 4 is characterized in that: described centrifugal pump P-102 can regulate its setting height(from bottom) by an elevating mechanism M-102.

6, comprehensive training equipment for fluid transfer according to claim 1, it is characterized in that: positive displacement pump P-104 one end is held by the D that valve, pipeline IV, tensimeter are connected to head tank V-106, V-104, and its other end links to each other with the G end of basin V-103, V-105, V-107 by pipeline VI.