CN103644661A

CN103644661A - Flat plate collector

Info

Publication number: CN103644661A
Application number: CN201310656280.7A
Authority: CN
Inventors: 张同伟; 吴江洪
Original assignee: Jiangsu Sunpower Solar Technology Co Ltd
Current assignee: Jiangsu Sunpower Solar Technology Co Ltd
Priority date: 2013-12-09
Filing date: 2013-12-09
Publication date: 2014-03-19
Anticipated expiration: 2033-12-09
Also published as: CN103644661B

Abstract

The invention relates to a flat plate collector which comprises a heat collection plate, a frame, a thermal insulation plate, a bottom plate, a water inlet tube, a water outlet tube and multiple heat collection tubes. The water inlet tube is installed at the lower end of the frame, the water outlet tube is installed at the upper end of the frame, the two ends of each heat collection tube are communicated with the water inlet tube and the water outlet tube respectively, the frame comprises two transverse rods and two longitudinal rods, and the two transverse rods and the two longitudinal rods are mutually and fixedly connected through corner connections. Through holes are formed in the two ends of each longitudinal rod, elastic sleeves are arranged in the through holes, and the two ends of the water inlet tube and the two ends of the water outlet tube respectively penetrate through the elastic sleeves. Meshed opening sections are arranged on the two longitudinal rods, and the two ends of the bottom plate are meshed with the two longitudinal rods through the meshed opening sections. The flat plate collector is compact in structure and firm in connection among all the components, and service life is prolonged.

Description

Flat plate collector

Technical field

The present invention relates to a kind of parts of flat plate solar water heater, especially a kind of flat plate collector, belongs to solar energy equipment technical field.

Background technology

Current flat plate solar water heater, plate type solar water heater is mainly partly comprised of flat plate collector, storage tank, water pipe, support and accessory etc., flat plate collector is the critical component of flat water heater, its hot property is just to weigh the important indicator of water heater quality, and it mainly comprises collecting plate, framework, warming plate and base plate four major parts that scribble coating for selective absorption.When sunlight impinges upon on collecting plate through glass cover-plate, wherein most of solar radiant energy is absorbed by absorber, change heat energy into, and be transmitted to the working medium in fluid passage, by Natural Circulation or forced circulation, and by the water heating in storage tank, flat plate solar water heater has been applied in high level, the supporting design of the little high residential building of villa volume widely at present.

The framework of existing flat plate solar water heater includes two transverse bars and two longitudinal rods, and two transverse bars and two longitudinal rods are respectively by welding, make it be fixedly connected as a framework, if not prison welding is solid, will cause whole frame structure intensity difference, shorten the service life of flat plate collector, and there is no location measure during through two longitudinal rods at water inlet pipe and outlet pipe, cause water inlet pipe and outlet pipe and longitudinal rod to be connected firmly, not compact; Simultaneously two longitudinal rods are all to connect by forms such as connector or riveted joints when being connected with base plate, also can cause connecting between base plate and longitudinal rod insecure, manufacture loaded down with trivial detailsly, affect service life of whole flat plate collector.

Summary of the invention

The object of the invention is: a kind of compact conformation is provided, and each parts are connected firmly, and improve the flat plate collector in service life.

In order to achieve the above object, technical scheme of the present invention is: a kind of flat plate collector, comprise collecting plate, framework, warming plate, base plate, water inlet pipe, outlet pipe and some thermal-collecting tubes, water inlet pipe is contained in the lower end of framework, outlet pipe is contained in the upper end of framework, the two ends of many thermal-collecting tubes are communicated with water inlet pipe and outlet pipe respectively

A, described framework comprise two transverse bars and two longitudinal rods, between two transverse bars and two longitudinal rods, all by corner brace, are mutually permanently connected;

The both ends of b, described two longitudinal rods are equipped with through hole, are provided with spring-backed quill in through hole, and the two ends of water inlet pipe and outlet pipe are respectively through spring-backed quill;

C, described two longitudinal rods are provided with seaming section, and the two ends of base plate are by seaming section and two longitudinal rod interlocks.

Seaming section on described two longitudinal rods comprises supporting section and the section of opening, and the section of opening is provided with the plural tooth of stinging, and supporting section is provided with and the notch of stinging tooth and being used in conjunction with, and stings tooth and is engaged in notch.

Described spring-backed quill comprises flange end and sleeve end, sleeve end stretches in the through hole of longitudinal rod, the two ends of water inlet pipe and outlet pipe all have tube connector, the two ends of tube connector and water inlet pipe or outlet pipe are all stretched in sleeve end, and be fixedly connected with, and in sleeve end, be provided with annular groove, the inserting end of tube connector is provided with annular protrusion, and annular protrusion is installed in annular groove.

In the flange end of described spring-backed quill, be provided with hollow region.

Described corner brace is fixed on transverse bar and the crossing inner side of longitudinal rod.

The present invention is owing to being all mutually permanently connected by corner brace between two transverse bars of framework and two longitudinal rods, therefore corner brace can be fine by adjacent transverse bar and longitudinal rod fixation, in transportation and in using, can not get loose, improve the structural strength of framework, improved the service life of flat plate collector; Both ends due to two longitudinal rods are equipped with through hole simultaneously, in through hole, be provided with spring-backed quill, the two ends of water inlet pipe and outlet pipe are respectively through spring-backed quill, therefore spring-backed quill can well form an integral body by the two ends of water inlet pipe and outlet pipe and longitudinal rod when mounted, and installation is also convenient, make the structure of whole flat plate collector compacter, install reliably, protection water inlet pipe and outlet pipe are not damaged; Finally because described two longitudinal rods are provided with seaming section, the two ends of base plate are by seaming section and two longitudinal rod interlocks, therefore when base plate and longitudinal rod installation, seaming section by longitudinal rod presses together the two ends of base plate by compression apparatus is disposable, installation effectiveness improves, and install very firm, the service life of having improved flat plate collector.

Accompanying drawing explanation

Fig. 1 is explosive view of the present invention;

Fig. 2 is front view of the present invention;

Fig. 3 is the left view of Fig. 2;

Fig. 4 is the A-A cutaway view of Fig. 2;

Fig. 5 is the B-B cutaway view of Fig. 3;

Fig. 6 is the A portion enlarged drawing of Fig. 4;

Fig. 7 is the B portion enlarged drawing of Fig. 5;

Fig. 8 is the C portion enlarged drawing of Fig. 5.

The specific embodiment

Below in conjunction with accompanying drawing and the embodiment that provides, the present invention is further illustrated, but be not limited to this.

As shown in Fig. 1 ~ 8, a kind of flat plate collector, comprise collecting plate 1, framework 2, warming plate 3, base plate 4, water inlet pipe 5, outlet pipe 6 and some thermal-collecting tubes 7, water inlet pipe 5 is contained in the lower end of framework 2, outlet pipe 6 is contained in the upper end of framework 2, the two ends of many thermal-collecting tubes 7 are communicated with water inlet pipe 5 and outlet pipe 6 respectively, and described framework 2 comprises two transverse bar 2-1 and two longitudinal rod 2-2, between two transverse bar 2-1 and two longitudinal rod 2-2, all by corner brace 8, are mutually permanently connected; The both ends of described two longitudinal rod 2-2 are equipped with through hole 2-2-1, are provided with spring-backed quill 9 in through hole 2-2-1, and the two ends of water inlet pipe 5 and outlet pipe 6 are respectively through spring-backed quill 9; Described two longitudinal rod 2-2 are provided with seaming section 2-2-2, and the two ends of base plate 4 are by seaming section 2-2-2 and two longitudinal rod 2-2 interlock.

Shown in Figure 6, in order more to make longitudinal rod 2-2 and base plate 4 fixations, seaming section 2-2-2 on described two longitudinal rod 2-2 comprises supporting section 2-2-3 and the section of opening 2-2-4, the section of opening 2-2-4 is provided with two and stings tooth 2-2-5, supporting section 2-2-3 is provided with and the notch 2-2-6 that stings tooth 2-2-5 and be used in conjunction with, stinging tooth 2-2-5 is engaged in notch 2-2-6, the cross section of stinging tooth 2-2-5 is triangular in shape, and notch 2-2-6 is square groove, so just can in compressing mechanical compaction process, make to sting tooth 2-2-5 fully and notch 2-2-6 interlock.

Shown in Fig. 7,8, described spring-backed quill 9 comprises flange end 9-1 and sleeve end 9-2, sleeve end 9-2 stretches in the through hole 2-2-1 of longitudinal rod 2-2, the two ends of water inlet pipe 5 and outlet pipe 6 all have tube connector 10, the two ends of tube connector 10 and water inlet pipe 5 or outlet pipe 6 are all stretched in sleeve end 9-2, and are fixedly connected with, and are provided with annular groove 9-2-1 in sleeve end 9-2, the inserting end of tube connector 10 is provided with annular protrusion 10-1, and annular protrusion 10-1 is installed in annular groove 9-2-1; Owing to there being tube connector 10, the sleeve end 9-2 of tube connector 10 is fixed and is well positioned in through hole 2-2-1, and flange end 9-1 can being easy for installation and removal when mounted.

Shown in Fig. 7,8, in the flange end 9-1 of described spring-backed quill 9, be provided with hollow region 9-1-1, when spring-backed quill 9 is installed, have good distortion free space to spring-backed quill 9, can conveniently install.

The concise and to the point description that the present invention uses is: at described framework 2, comprise two transverse bar 2-1 and two longitudinal rod 2-2, between two transverse bar 2-1 and two longitudinal rod 2-2, all by corner brace 8, be mutually permanently connected; With respect to being fixedly connected by welding between former transverse bar 2-1 and longitudinal rod 2-2, not only in manufacture view efficiency, improve, corner brace 8 is also to adopt the standard component of buying from the outside, reduced production cost, and its frame structure is also very firm, corner brace 8 is L-type, and is fixed on transverse bar 2-1 and the crossing inner side of longitudinal rod 2-2.

The two-end part of two longitudinal rod 2-2 is equipped with through hole 2-2-1 in connecting water inlet pipe 5 and outlet pipe 6 places, in through hole 2-2-1, be provided with spring-backed quill 9, this spring-backed quill 9 adopts rubber to make, the annular protrusion 10-1 of tube connector 10 is installed in the annular groove 9-2-1 of spring-backed quill 9, carry out the location of tube connector 10 and fixing, the two ends of water inlet pipe 5 and outlet pipe 6 penetrate spring-backed quill 9 respectively; And be fixedly connected with tube connector 10, improved the degree of being connected firmly of water inlet pipe 5 and outlet pipe 6 and framework 2, improve the service life of flat plate solar water heater.

Two longitudinal rod 2-2 are provided with seaming section 2-2-2, the two ends of base plate 4 are by seaming section 2-2-2 and two longitudinal rod 2-2 interlock, not only improved the fixing firmness of base plate 4 and framework 2, and easily manufactured, only the edge of base plate 4 need be stretched between supporting section 2-2-3 and the section of opening 2-2-4, adopt hold down gag, aim at this position and compress processing, just can, by supporting section 2-2-3 and the section of opening 2-2-4 interlock, connect reliably, and improve production efficiency.

Claims

1. a flat plate collector, comprise collecting plate (1), framework (2), warming plate (3), base plate (4), water inlet pipe (5), outlet pipe (6) and some thermal-collecting tubes (7), water inlet pipe (5) is contained in the lower end of framework (2), outlet pipe (6) is contained in the upper end of framework (2), the two ends of many thermal-collecting tubes (7) are communicated with water inlet pipe (5) and outlet pipe (6) respectively, it is characterized in that:

A, described framework (2) comprise two transverse bars (2-1) and two longitudinal rods (2-2), between two transverse bars (2-1) and two longitudinal rods (2-2), all by corner brace (8), are mutually permanently connected;

The both ends of b, described two longitudinal rods (2-2) are equipped with through hole (2-2-1), are provided with spring-backed quill (9) in through hole (2-2-1), and the two ends of water inlet pipe (5) and outlet pipe (6) are respectively through spring-backed quill (9);

C, described two longitudinal rods (2-2) are provided with seaming section (2-2-2), and the two ends of base plate (4) are by seaming section (2-2-2) and two longitudinal rods (2-2) interlock.

2. flat plate collector according to claim 1, it is characterized in that: the seaming section (2-2-2) on described two longitudinal rods (2-2) comprises supporting section (2-2-3) and the section of opening (2-2-4), the section of opening (2-2-4) is provided with the plural tooth (2-2-5) of stinging, supporting section (2-2-3) is provided with and the notch (2-2-6) of stinging tooth (2-2-5) and being used in conjunction with, and stings tooth (2-2-5) and is engaged in notch (2-2-6).

3. flat plate collector according to claim 1, it is characterized in that: described spring-backed quill (9) comprises flange end (9-1) and sleeve end (9-2), sleeve end (9-2) stretches in the through hole (2-2-1) of longitudinal rod (2-2), the two ends of water inlet pipe (5) and outlet pipe (6) all have tube connector (10), the two ends of tube connector (10) and water inlet pipe (5) or outlet pipe (6) are all stretched in sleeve end (9-2), and be fixedly connected with, and in sleeve end (9-2), be provided with annular groove (9-2-1), the inserting end of tube connector (10) is provided with annular protrusion (10-1), annular protrusion (10-1) is installed in annular groove (9-2-1).

4. flat plate collector according to claim 3, is characterized in that: in the flange end (9-1) of described spring-backed quill (9), be provided with hollow region (9-1-1).

5. flat plate collector according to claim 1, is characterized in that: described corner brace (8) is fixed on transverse bar (2-1) and the crossing inner side of longitudinal rod (2-2).