CN206478877U - A kind of groove type solar collection heat generating system sun-following device - Google Patents

Abstract

A kind of groove type solar collection heat generating system sun-following device, belongs to solar energy generation technology field, and it includes condenser, thermal-collecting tube, supporting mechanism, drive mechanism and PLC controlling organizations；The condenser is parabolic shape, is arranged on by rotatable support shaft on supporting mechanism, thermal-collecting tube is fixedly mounted on the focal line of condenser；The supporting mechanism is arranged in the two ends of each group of condenser, and drive mechanism is set on the supporting mechanism between two adjacent groups condenser；The drive mechanism includes oil cylinder and swivel mount assembly, the swivel mount assembly is provided with fixed seat, rotary shaft, rotation driving arm and connecting plate, the rotary shaft is arranged in fixed seat, rotating shaft terminal connects the support shaft of condenser by connecting plate, rotation driving arm is fixedly mounted on the rotary shaft, the rotation driving arm is by hydraulic oil cylinder driving, and the oil cylinder is arranged in supporting mechanism stull by hinged seat.The utility model can fully absorb the emittance of the sun, improve generating efficiency.

Description

A kind of groove type solar collection heat generating system sun-following device

Technical field

The utility model is related to a kind of groove type solar collection heat generating system, and especially a kind of groove type solar thermal-arrest generates electricity The sun-following device of system, belongs to solar energy generation technology field.

Background technology

Concentration type solar generation technology as Solar use a kind of important way, it has also become international solar energy skill The important directions of art development, according to the difference of heat collector type, concentration type solar electricity generation system can be divided into trough system, tower It is solar power generation mode most economical at present that formula system and disk system three major types, wherein groove type solar thermal-arrest, which generate electricity, and And only trough type solar power generation realizes commercialized running.

The operation principle of groove type solar collection heat generating system is：Sunshine is converged in by paraboloid trough type condenser On focal line, and thermal-collecting tube is installed to absorb the solar radiant energy after focusing on focal line, salt medium is melted by thermal-arrest Bottomhole pressure Steam is produced with the heat exchange of ORC organic working mediums, then is generated electricity by Steam Power Circulation.In order to fully absorb the radiation energy of the sun Amount, thermal-collecting tube axis and the condenser parabola focal line of groove type solar collection heat generating system are typically arranged in parallel in north-south, Condenser and thermal-collecting tube is set to be filled with the direction of illumination transformation space angles and positions of sunshine, therefore solar tracking by sun-following device It is one of critical component of groove type solar collection heat generating system to put, and the reasonability of its structure design will directly influence system Generating efficiency.

Utility model content

The utility model provides a kind of groove type solar collection heat generating system sun-following device, it is intended to ensure condenser and thermal-arrest Pipe reaches with the direction of illumination transformation space angles and positions of sunshine and fully absorbs the emittance of the sun, improves generating The purpose of efficiency.

To achieve the above object, the technical scheme that the utility model is used is：

A kind of groove type solar collection heat generating system sun-following device, including condenser, thermal-collecting tube, supporting mechanism, driving machine Structure and PLC controlling organizations；The condenser is parabolic shape, and its quantity is no less than two groups, pacified by rotatable support shaft On supporting mechanism, thermal-collecting tube is fixedly mounted on the focal line of condenser；The thermal-collecting tube connection solar energy heating, which generates electricity, is That unites melts salt cycling mechanism；The supporting mechanism is arranged in the two ends of each group of condenser, between two adjacent groups condenser The drive mechanism for controlling condenser to rotate is provided on supporting mechanism；The drive mechanism is transported under the instruction of PLC controlling organizations OK, including oil cylinder and swivel mount assembly, the swivel mount assembly is provided with fixed seat, rotary shaft, rotation driving arm and connecting plate, institute Fixed seat is stated on supporting mechanism, the rotary shaft is arranged in fixed seat, rotating shaft terminal connects poly- by connecting plate The support shaft of light microscopic, is fixedly mounted rotation driving arm, the rotation driving arm is by the hydraulic oil cylinder driving, the oil on the rotary shaft Cylinder is arranged on by hinged seat in the stull of supporting mechanism.

Above-mentioned groove type solar collection heat generating system sun-following device, the rotation driving arm, oil cylinder quantity are two groups, its In first group of rotation driving arm and the first group oil cylinder expansion link hinge mounted, second group of rotation driving arm and the second group oil cylinder Expansion link hinge mounted, on the perspective plane vertical with the rotary shaft, first group of rotation driving arm and second group of rotation driving The angle of arm central axis is α, 45 °≤α≤150 °.

Above-mentioned groove type solar collection heat generating system sun-following device, it is described on the perspective plane vertical with the rotary shaft First group of rotation driving arm and second group of rotation driving arm central axis angle α are 120 °.

Above-mentioned groove type solar collection heat generating system sun-following device, the rotation driving arm is rocker structure, its master arm One end and the expansion link hinge mounted of corresponding oil cylinder, in its slave arm one end fixing assembling servo axis, the servo axis two ends With the connecting plate fixing assembling, collector tube holder is fixedly mounted on the connecting plate.

Thermal-arrest pipe-in-pipe, institute are set in above-mentioned groove type solar collection heat generating system sun-following device, the collector tube holder The outside dimension for stating thermal-arrest pipe-in-pipe and thermal-collecting tube matches.

The utility model is after adopting the above technical scheme, the effect with following technological progress：

Groove type solar collection heat generating system sun-following device described in the utility model is real by PLC controlling organizations sensing element When monitor sunshine irradiating angle, then cylinder efficient state is controlled by processor, utilizes the action of oil cylinder expansion link Condenser and thermal-collecting tube are driven with the direction of illumination transformation space angles and positions of sunshine, because the utility model is in driving Two groups of rotation driving arms and oil cylinder are provided with mechanism, and by first group of rotation on the perspective plane vertical with the rotary shaft Actuating arm and second group of rotation driving arm central axis angle α numerical Design are 45 ° -150 °, therefore can pass through the first group oil cylinder Cooperation with the second group oil cylinder ensures that condenser is rotated in 180 ° of angular ranges, so as to realize the radiation energy for fully absorbing the sun Amount, the purpose for improving generating efficiency.

Brief description of the drawings

Fig. 1 is the utility model general structure schematic diagram；

Fig. 2 is A-A cross-sectional views in Fig. 1；

Fig. 3 is rotation frame assembly structure schematic diagram；

Fig. 4 is Fig. 3 K direction views；

Fig. 5 is Fig. 4 left view (to clearly show that left side is eliminated in two groups of rotation driving arm position relationships, figure to be connected Plate)；

Fig. 6 to Fig. 8 is drive mechanism course of work schematic diagram.

Each label is expressed as in figure：1st, condenser, 2, thermal-collecting tube, 3, supporting mechanism, 3-1, stull, 4, drive mechanism, 4- 1st, oil cylinder, 4-1-1, the first group oil cylinder, 4-1-2, the second group oil cylinder, 4-2, swivel mount assembly, 4-2-1, fixed seat, 4-2-2, One group of rotation driving arm, 4-2-3, second group of rotation driving arm, 4-2-4, connecting plate, 4-2-5, rotary shaft, 4-2-6, servo axis, 4-3, collector tube holder, 4-4, hinged seat, 4-5, thermal-arrest pipe-in-pipe, 5, sunray.

Embodiment

Below in conjunction with the accompanying drawings and embodiment is described in further details to the utility model：

Referring to Fig. 1, Fig. 2, the utility model is a kind of groove type solar collection heat generating system sun-following device, and it includes optically focused Mirror 1, thermal-collecting tube 2, supporting mechanism 3, drive mechanism 4 and PLC controlling organizations；The condenser 1 is parabolic shape, and its quantity is not Less than two groups, it is arranged on by rotatable support shaft 1-1 on supporting mechanism 3, thermal-arrest is fixedly mounted on the focal line of condenser 1 Pipe 2；The thermal-collecting tube 2 connection solar energy heating electricity generation system melts salt cycling mechanism；The supporting mechanism 3 is arranged in each group The driving machine for controlling condenser to rotate is provided on the two ends of condenser 1, the supporting mechanism 3 between two adjacent groups condenser Structure 4；The drive mechanism 4 is run under the instruction of PLC controlling organizations, provided with oil cylinder 4-1 and swivel mount assembly 4-2, the oil cylinder 4-1 is arranged on by hinged seat 4-4 on the stull 3-1 of supporting mechanism 3.

Referring to Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, in groove type solar collection heat generating system solar tracking described in the utility model dress In putting, the swivel mount assembly 4-2 is provided with fixed seat 4-2-1, rotary shaft 4-2-5, rotation driving arm and connecting plate 4-2-4, institute Fixed seat 4-2-1 is stated on supporting mechanism 3, the rotary shaft 4-2-5 is arranged on fixed seat 4-2-1, rotary shaft 4-2-1 Rotation driving arm is fixedly mounted by the support shaft 1-1 of connecting plate 4-2-4 connections condenser 1 in two ends on rotary shaft 4-2-5, The rotation driving arm is driven by the oil cylinder 4-1, and rotation driving arm, oil cylinder 4-1 quantity are two groups, wherein first group of rotation Turn actuating arm 4-2-2 and the first group oil cylinder 4-1-1 expansion link hinge mounted, second group of rotation driving arm 4-2-3 and second group Oil cylinder 4-1-2 expansion link hinge mounted, on the perspective plane vertical with the rotary shaft 4-2-5, first group of rotation driving arm The angle of 4-2-2 and second group of rotation driving arm 4-2-3 central axis is α, 45 °≤α≤150 °, as of the present utility model excellent Select embodiment α=120 °.

Referring to Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, groove type solar collection heat generating system sun-following device described in the utility model Preferred embodiment rotation driving arm is designed as rocker structure, the expansion link of its master arm one end and corresponding oil cylinder is hinged dress Match somebody with somebody, in its slave arm one end fixing assembling servo axis 4-2-6, the servo axis 4-2-6 two ends are fixed with the connecting plate 4-2-4 Assembling, is fixedly mounted collector tube holder 4-3 on the connecting plate 4-2-4；Thermal-arrest pipe sleeve is set on the collector tube holder 4-3 Pipe 4-5, the thermal-arrest pipe-in-pipe 4-5 and thermal-collecting tube 2 outside dimension matches.

Referring to Fig. 6 to Fig. 8, the operation principle of groove type solar collection heat generating system sun-following device described in the utility model It is：Monitor the irradiating angle of sunray 5 in real time by PLC controlling organizations sensing element, then pass through PLC controlling organization processors pair Cylinder efficient state is controlled, using the action drives condenser 1 and thermal-collecting tube 2 of oil cylinder expansion link with sunray 5 Direction of illumination transformation space angles and positions.As shown in Figure 6, when sunray 5 is irradiated on the minute surface of condenser 1 by east When, as change the first group oil cylinder 4-1-1 and the second group oil cylinder 4-1-2 in the direction of sunray 5 expansion link slowly shrink, Drive condenser 1 and thermal-collecting tube 2 are counterclockwise slow to rotate；As shown in Figure 7, in the vertical irradiation of sunray 5 to optically focused When on the minute surface of mirror 1, the first group oil cylinder 4-1-1 expansion link shrinks, and the second group oil cylinder 4-1-2 expansion link stretches out, and drives optically focused Mirror 1 and thermal-collecting tube 2 continue slowly to rotate in the counterclockwise direction；As shown in Figure 8, optically focused is irradiated to by west in sunray 5 When on the minute surface of mirror 1, as change the first group oil cylinder 4-1-1 and the second group oil cylinder 4-1-2 in the direction of sunray 5 expansion link are equal Slow to stretch out, driving condenser 1 and thermal-collecting tube 2 continue slowly to rotate in the counterclockwise direction；As can be seen here, the utility model passes through Above-mentioned action, which can be remained, is gathered in sunray on parabolical focal line, thermal-collecting tube is fully absorbed the spoke of sunshine Penetrate energy.

Claims (5)

1. a kind of groove type solar collection heat generating system sun-following device, it is characterised in that：The sun-following device includes condenser (1), thermal-collecting tube (2), supporting mechanism (3), drive mechanism (4) and PLC controlling organizations；The condenser (1) is parabolic shape, Its quantity is no less than two groups, is arranged on by rotatable support shaft (1-1) on supporting mechanism (3), the focal line in condenser (1) Upper fixed installation thermal-collecting tube (2)；The thermal-collecting tube (2) connection solar energy heating electricity generation system melts salt cycling mechanism；The branch Support mechanism (3) is arranged in the two ends of each group of condenser (1), is set on the supporting mechanism (3) between two adjacent groups condenser For the drive mechanism (4) for controlling condenser to rotate；The drive mechanism (4) is run under the instruction of PLC controlling organizations, including oil Cylinder (4-1) and swivel mount assembly (4-2), the swivel mount assembly (4-2) provided with fixed seat (4-2-1), rotary shaft (4-2-5), Rotation driving arm and connecting plate (4-2-4), the fixed seat (4-2-1) are arranged on supporting mechanism (3), the rotary shaft (4- 2-5) it is arranged in fixed seat (4-2-1), rotary shaft (4-2-1) two ends connect the branch of condenser (1) by connecting plate (4-2-4) Axle (1-1) is supportted, rotation driving arm is fixedly mounted in rotary shaft (4-2-5), the rotation driving arm is driven by the oil cylinder (4-1) Dynamic, the oil cylinder (4-1) is arranged on by hinged seat (4-4) in the stull (3-1) of supporting mechanism (3).

2. groove type solar collection heat generating system sun-following device according to claim 1, it is characterised in that：The rotation is driven Swing arm, oil cylinder (4-1) quantity are two groups, wherein first group of rotation driving arm (4-2-2) and the first group oil cylinder (4-1-1's) stretches Contracting bar hinge mounted, second group of rotation driving arm (4-2-3) and the expansion link hinge mounted of the second group oil cylinder (4-1-2), with On the vertical perspective plane of the rotary shaft (4-2-5), first group of rotation driving arm (4-2-2) and second group of rotation driving arm (4- 2-3) angle of central axis is α, 45 °≤α≤150 °.

3. groove type solar collection heat generating system sun-following device according to claim 2, it is characterised in that：With the rotation On the vertical perspective plane of rotating shaft (4-2-5), first group of rotation driving arm (4-2-2) and second group of rotation driving arm (4-2- 3) central axis angle α is 120 °.

4. the groove type solar collection heat generating system sun-following device according to Claims 2 or 3, it is characterised in that：The rotation Turn actuating arm for rocker structure, its master arm one end and the expansion link hinge mounted of corresponding oil cylinder are solid in its slave arm one end Surely servo axis (4-2-6), servo axis (4-2-6) two ends and the connecting plate (4-2-4) fixing assembling are assembled, in the company Collector tube holder (4-3) is fixedly mounted on fishplate bar (4-2-4).

5. groove type solar collection heat generating system sun-following device according to claim 4, it is characterised in that：The thermal-collecting tube Thermal-arrest pipe-in-pipe (4-5), the thermal-arrest pipe-in-pipe (4-5) and the outside dimension phase of thermal-collecting tube (2) are set on support (4-3) Match somebody with somebody.