Pressure-bearing type solar heat collector structure convenient to clean and maintain

Abstract

The utility model relates to the technical field of solar water heaters, in particular to a pressure-bearing type solar heat collector structure convenient to clean and maintain. Comprising a heat collector shell, a heat preservation layer arranged on the inner side of the heat collector shell in a filling mode, a plurality of heat collection pipes communicated with the left end and the right end of the heat collector shell, a liquid inlet pipe communicated with the rear end of the heat collector shell and a liquid outlet pipe communicated with the front end of the heat collector shell. According to the heat collector, the structure of an original heat collector is scientifically and reasonably improved, the filter screen, the sliding rod, the brush plate, the residue collecting box, the blow-off pipe and the turncap are arranged at the end, close to the liquid inlet pipe, of the heat collector shell, and liquid entering the heat collector shell can be filtered and separated in a guiding mode; according to the heat collector structure, solid impurities can be collected in the residue collecting box in a centralized mode, meanwhile, the inner cleaning operation of the filter screen can be conducted outside the heat collector shell, the workload and difficulty of cleaning and maintaining operation of the heat collector structure are effectively reduced, and therefore the convenience and efficiency of cleaning operation of the heat collector structure are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to solar water heater technical field especially, relates to a kind of pressure type solar energy collector structure of convenient cleaning and maintenance. BACKGROUND

[0002] Pressure solar water heater is the solar water heater of pressure type water tank, this pressure type water tank can provide strong water pressure, it directly uses water supply pipe network pressure as hot water outlet pressure, makes hot water pressure equivalent to cold water pressure, this pressure type solar water heater solves the problem of small hot water pressure of ordinary roof type solar energy relying on gravity difference.

[0003] As Figure 4 As shown in the preceding generation of pressure type solar energy collector structure, it is similar to current conventional collector structure, since water can be circulated into the collector shell inside, water can carry solid impurities into the collector shell, under the action of gravity, solid impurities will be concentrated and accumulated below the collector shell, over a long period of time, solid impurities are prone to block hot water pipeline, lead to the occurrence of problems such as slow hot water pipeline flow rate and abnormal internal pressure, when cleaning the collector structure, the collector needs to be removed from the hot water pipeline, kept vertical distribution, then the collector shell inside is high-pressure washed, this cleaning method not only increases the workload and difficulty of actual operation of operator, but also reduces the convenience and efficiency of collector structure cleaning operation.

[0004] Therefore, a pressure type solar energy collector structure for conveniently cleaning the inside of the collector, improving the convenience and efficiency of collector cleaning and maintenance is designed and manufactured, which is particularly important in the design, manufacture and actual use of pressure type solar energy collector structure. UTILITY MODEL CONTENTS

[0005] The utility model aims at: in order to solve the problem of large difficulty and workload of cleaning work inside the collector shell of the preceding generation of pressure type solar energy collector structure, a pressure type solar energy collector structure for convenient cleaning and maintenance is provided.

[0006] In order to achieve the above object, the utility model adopts the following technical scheme:

[0007] A pressure type solar energy collector structure for convenient cleaning and maintenance, including collector shell, heat preservation layer filled in the inside of collector shell, multiple heat collecting pipes communicated at the left end and the right end of collector shell, liquid inlet pipe communicated at the rear end of collector shell and liquid outlet pipe communicated at the front end of collector shell, the rear end of the inside of collector shell is provided with the impurity removal mechanism for conveniently collecting and cleaning solid impurities.

[0008] As a further description of the above technical solution:

[0009] The impurity removing mechanism comprises a filter screen installed inside the collector shell and towards the liquid inlet pipe, a cleaning part arranged between the upper end of the collector shell and the filter screen, and a residue discharging part arranged at the lower end of the collector shell and below the filter screen.

[0010] As a further description of the above technical solution:

[0011] The filter screen is obliquely distributed, and the included angle between the filter screen and the central axis of the liquid inlet pipe is 45-60°.

[0012] As a further description of the above technical solution:

[0013] The cleaning part comprises a plurality of slide rods movably installed at the upper end of the collector shell and parallel to the filter screen, and a brush plate installed at the lower end of the slide rods and in close contact with the outer wall of the filter screen.

[0014] As a further description of the above technical solution:

[0015] The upper end of the plurality of slide rods is provided with a handle outside the collector shell.

[0016] As a further description of the above technical solution:

[0017] The residue discharging part comprises a residue collecting box integrally fixed between the lower end of the collector shell and the filter screen, a sewage discharging pipe communicated with the lower end of the residue collecting box, and a screw cap installed at the lower end of the sewage discharging pipe by screwing.

[0018] As a further description of the above technical solution:

[0019] The outer part of the screw cap is fixedly connected with a plurality of anti-skid convex patterns arranged in annular array.

[0020] In summary, due to the adoption of the above technical solution, the beneficial effects of the present application are:

[0021] In this invention, the original collector structure has been scientifically and rationally improved. A filter screen, slide bar, brush plate, slag collection box, drain pipe, and cap are installed on the end of the collector shell near the liquid inlet pipe. When liquid enters the collector shell through the liquid inlet pipe, the inclined filter screen guides the liquid to the filtration process. The filtered impurities are collected in the slag collection box. By holding the handle and moving it up and down, the brush plate on the slide bar can clean the filter surface of the filter screen. This structure can guide the liquid entering the collector shell for filtration and separation, and can collect solid impurities in the slag collection box. At the same time, the internal cleaning operation of the filter screen can be performed from the outside of the collector shell, effectively reducing the workload and difficulty of cleaning and maintaining the collector structure, thereby improving the convenience and efficiency of the collector structure cleaning operation. Attached Figure Description

[0022] Figure 1 This is a simplified structural diagram of a pressurized solar collector structure that is easy to clean and maintain, as proposed in this utility model.

[0023] Figure 2 This is a three-dimensional right-side view of the present invention;

[0024] Figure 3 This is a partial cross-sectional view of the solar collector shell in this utility model;

[0025] Figure 4 This is a structural diagram of the previous generation of pressurized solar collectors in the existing technology.

[0026] Legend:

[0027] 1. Collector shell; 101. Liquid inlet pipe; 102. Liquid outlet pipe; 103. Collector tube; 104. Slag collection box; 2. Insulation layer; 3. Filter screen; 4. Slide rod; 401. Brush plate; 402. Handle; 5. Drain pipe; 501. Rotary cap; 502. Anti-slip texture. Detailed Implementation

[0028] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those skilled in the art without creative effort are within the protection scope of the present utility model.

[0029] Please see Figures 1-4The utility model provides a technical scheme: a kind of pressure type solar collector structure convenient to clean and maintain, including collector shell 1, heat-insulating layer 2 filled in the inside of collector shell 1, multiple heat collector tubes 103 being communicated in the left end and right end of collector shell 1, liquid inlet pipe 101 being communicated in the rear end of collector shell 1 and liquid outlet pipe 102 being communicated in the front end of collector shell 1, the rear end inside of collector shell 1 is provided with the impurity removal mechanism for facilitating solid impurities concentrated collection and cleaning treatment.

[0030] Specifically, as shown in Figures 1-3 Impurity removal mechanism includes filter screen 3 being installed in the inside of collector shell 1 and towards liquid inlet pipe 101, cleaning part being arranged between the upper end of collector shell 1 and filter screen 3 and slag discharge part being arranged in the lower end of collector shell 1 and below filter screen 3.

[0031] Among them, filter screen 3 is inclined distribution, the included angle of filter screen 3 and the central axis of liquid inlet pipe 101 is 45-60 °, the setting of this structure can improve the effect of solid-liquid separation, effectively improve the filter surface of filter screen 3, and the impurities filtered down can enter into residue collection box 104 along the inclined surface of filter screen 3.

[0032] Specifically, as shown in Figures 1-3 Cleaning part includes multiple slide rods 4 being movably installed on the upper end of collector shell 1 and being parallel with filter screen 3 and brush plate 401 being installed on the lower end of multiple slide rods 4 and mutually adhering with the outer wall of filter screen 3, and handle 402 is installed on the outside of collector shell 1 between the upper end of multiple slide rods 4, to facilitate the holding and sliding adjustment of slide rod 4 by operator, so that the reciprocating washing treatment of filter surface of filter screen 3 can be operated outside collector shell 1.

[0033] Specifically, as shown in Figures 1-3 Slag discharge part includes residue collection box 104 being integrally fixed between the lower end of collector shell 1 and filter screen 3, blow-off pipe 5 being communicated in the lower end of residue collection box 104 and screw cap 501 being installed in the lower end of blow-off pipe 5 by screwing, and multiple anti-skid ridges 502 being annularly arranged on the outside of screw cap 501 can improve the contact area and contact friction between the hands of operator and screw cap 501, to facilitate the operator to screw screw cap 501 into blow-off pipe 5 or unscrew screw cap 501 from blow-off pipe 5.

[0034] Working principle: when using, the operator can control the hot water pipeline to stop continuing to feed water when the collector shell 1 needs to be cleaned and maintained, then the operator can hold and slide up and down the handle 402 above the collector shell 1 which needs to be maintained, at this time the brush plate 401 can reciprocate up and down in the collector shell 1, the filter surface of the filter screen 3 is cleaned, the solid impurities cleaned are concentrated and fall into the residue collecting box 104 under the action of gravity, when the operator holds and rotates the screw cap 501, the screw cap 501 can be screwed down from the blow-off pipe 5, at this time the sewage and impurities can be discharged downward from the collector shell 1 through the blow-off pipe 5, after the sewage is discharged, the screw cap 501 can be screwed into the blow-off pipe 5, the cleaning and maintenance operation inside the collector is completed.

[0035] The above is only a preferred specific embodiment of the present application, but the protection scope of the present application is not limited to this, any person skilled in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A pressure-bearing solar collector structure that is easy to clean and maintain, comprising a collector housing (1), a thermal insulation layer (2) filled inside the collector housing (1), a plurality of collector tubes (103) connected to the left and right ends of the collector housing (1), a liquid inlet pipe (101) connected to the rear end of the collector housing (1), and a liquid outlet pipe (102) connected to the front end of the collector housing (1), characterized in that, The rear end of the heat collector shell (1) is provided with a foreign matter removing mechanism for collecting and cleaning solid impurities.

2. A pressurized solar collector structure for easy cleaning and maintenance as claimed in claim 1 wherein, The foreign matter removing mechanism comprises a filter screen (3) installed on the inner side of the heat collector shell (1) and facing the liquid inlet pipe (101), a cleaning part arranged between the upper end of the heat collector shell (1) and the filter screen (3), and a residue discharging part arranged at the lower end of the heat collector shell (1) and below the filter screen (3).

3. A pressurized solar collector structure for easy cleaning and maintenance, according to claim 2, characterized in that, The filter screen (3) is inclined, and the included angle between the filter screen (3) and the central axis of the liquid inlet pipe (101) is 45-60°.

4. A pressurized solar collector structure for easy cleaning and maintenance as claimed in claim 2 wherein, The cleaning part comprises a plurality of slide rods (4) movably installed on the upper end of the heat collector shell (1) and parallel to the filter screen (3), and a brush plate (401) installed on the lower end of the slide rods (4) and in close contact with the outer wall of the filter screen (3).

5. A pressurized solar collector structure for ease of cleaning maintenance as claimed in claim 4 wherein, The upper ends of the slide rods (4) are provided with a handle (402) on the outer side of the heat collector shell (1).

6. A pressurized solar collector structure for easy cleaning and maintenance as claimed in claim 2 wherein, The residue discharging part comprises a residue collecting box (104) integrally fixed between the lower end of the heat collector shell (1) and the filter screen (3), a sewage pipe (5) communicated with the lower end of the residue collecting box (104), and a screw cap (501) threadedly installed on the lower end of the sewage pipe (5).

7. A pressurized solar collector structure for easy cleaning and maintenance, according to claim 6, characterized in that, The screw cap (501) is externally fixedly connected with a plurality of anti-skid convex patterns (502) arranged in an annular array.

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