CN216769825U

CN216769825U - Pipeline anti-freezing device of solar water heating system

Info

Publication number: CN216769825U
Application number: CN202220132529.9U
Authority: CN
Inventors: 张晓纳; 刘欣; 王立军
Original assignee: Shanghai Yuanheng Solar Energy Equipment Co ltd
Current assignee: Shanghai Yuanheng Solar Energy Equipment Co ltd
Priority date: 2022-01-19
Filing date: 2022-01-19
Publication date: 2022-06-17
Anticipated expiration: 2032-01-19

Abstract

The utility model discloses a pipeline anti-freezing device of a solar water heating system, which comprises a first heat-insulating plate, wherein a fixed shaft is rotatably connected on the first heat-insulating plate, flexible heat-insulating plates are respectively in screw connection with the second heat-insulating plate and the first heat-insulating plate, threaded rods are respectively movably connected on the first heat-insulating plate and the second heat-insulating plate, the bottom ends of the threaded rods are rotatably connected with a clamping plate, electric heating pipes are arranged in the clamping plate in a bolt way, the pipeline anti-freezing device is provided with the clamping plate and the electric heating pipes, the corresponding clamping plates can be driven to simultaneously move towards the middle by rotating the threaded rods on two sides, so that the device can be integrally clamped and fixed on pipelines with different diameters, meanwhile, the clamping plates on the two sides can be combined with the electric heating pipes in the clamping plates on the two sides to perform stable attached heating and anti-freezing work on the pipelines with different diameters, so that the anti-freezing effect can be effectively improved, the use diversity and the stability of the device are increased.

Description

Pipeline anti-freezing device of solar water heating system

Technical Field

The utility model relates to the technical field of solar water heating engineering, in particular to a pipeline anti-freezing device of a solar water heating system.

Background

Because the solar water heater must be installed outdoors and can receive sunlight radiation, part of pipelines are inevitably exposed outdoors, and in winter, particularly in northern and northeast areas, because outdoor air temperature is low, the phenomenon that pipelines are frozen or frozen is common, the solar water heater cannot be normally used, the maintenance is troublesome, the cost is high, and the outdoor pipelines need to be protected by combining an anti-freezing device.

Most of the existing pipeline anti-freezing devices of solar water heating systems have the following problems:

firstly, the conventional anti-freezing device has poor adjustability, cannot be suitable for pipelines with different diameters, cannot be used for convenient and stable disassembly and installation work, and has poor practicability;

and secondly, the conventional anti-freezing device cannot perform stable attaching type heating anti-freezing work on pipelines with different diameters, so that the stability of subsequent anti-freezing work cannot be ensured.

We have therefore proposed a pipe antifreeze apparatus for a solar water heating system in order to solve the problems set forth above.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a pipeline anti-freezing device of a solar water heating system, which aims to solve the problems that the pipeline anti-freezing device of the solar water heating system in the market at present, which is provided by the background technology, cannot be suitable for pipelines with different diameters, cannot be conveniently and stably disassembled and assembled, and cannot be stably attached to pipelines with different diameters for heating and anti-freezing.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a solar water heating system's pipeline freeze-proof device, includes first heated board, it is connected with the fixed axle to rotate on the first heated board, welded fastening has the second heated board on the fixed axle, equal screw connection has flexible heat insulation board in second heated board and the first heated board, equal swing joint has the threaded rod on first heated board and the second heated board, the bottom of threaded rod is rotated and is connected with the grip block, electric heating pipe is installed to the bolt in the grip block, welded fastening has telescopic sleeve pole on the grip block, telescopic sleeve pole's other end welded fastening is in first heated board and second heated board.

Preferably, the cross section of the first heat-insulating plate and the cross section of the second heat-insulating plate are both semicircular, the end part of the second heat-insulating plate is connected with the end part of the first heat-insulating plate in an embedded mode, the flexible heat-insulating plates are symmetrically distributed on two sides of the first heat-insulating plate and two sides of the second heat-insulating plate respectively, and the flexible heat-insulating plates are fan-shaped.

Preferably, welded fastening has a fixed sleeve on the first heat preservation board, the fixed sleeve cover is established on the fixed axle, the draw-in groove has been seted up in the fixed sleeve, welded fastening has reset spring on the fixed axle, reset spring's other end welded fastening has the fixture block, the bottom of fixture block is rotated and is connected on the fixed axle, the bolt joint is fixed with on the fixture block and is dragged the rope, the spacing sliding connection of dragging the rope is in the fixed axle.

Preferably, the central axis of the fixed sleeve and the central axis of the fixed shaft are located on the same horizontal line, the diameter of the fixed shaft is smaller than the diameter of the inner space of the fixed sleeve, the clamping grooves are distributed in the fixed sleeve at equal angles, the inner space of the clamping grooves is in a right triangle shape, the clamping blocks are distributed on the fixed shaft at equal angles, and the clamping blocks are respectively in one-to-one correspondence with the reset springs and the dragging ropes.

Preferably, be threaded connection between threaded rod and first heated board and the second heated board, the middle part at the grip block is connected to the threaded rod, the transversal circular-arc of personally submitting of grip block, the angular distribution such as electric heating pipe is in the grip block, flexible loop bar difference symmetric distribution is in the upper and lower both sides and front and back both sides of grip block.

Compared with the prior art, the utility model has the beneficial effects that: a pipeline anti-freezing device of the solar water heating system;

1. the device is provided with the flexible heat insulation plates and the fixture blocks, the whole device can be sleeved on a pipeline by rotating the first heat insulation plate and the second heat insulation plate, the second heat insulation plate can be effectively prevented from rotating by the aid of the cooperation between the fixture blocks and the clamping grooves, and accordingly the whole device can be conveniently and stably disassembled and installed on the pipeline;

2. the device is provided with grip block and electric heating pipe, can drive corresponding grip block simultaneously to the intermediate motion through the threaded rod that rotates both sides, and then can fix the whole centre gripping of device on the pipeline of different diameters, and meanwhile, the grip block of both sides combines its inside each electric heating pipe can carry out the frostproofing work of stable laminating formula heating to the pipeline of different diameters size, and then can effectively improve the effect of preventing frostbite, has increased the use variety and the stability of device.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic perspective view of a flexible thermal insulation board according to the present invention;

FIG. 3 is a schematic top view of the clamping plate of the present invention;

fig. 4 is a schematic diagram of a fixture block structure according to the present invention.

In the figure: 1. a first heat-insulating plate; 2. a fixed shaft; 3. a second insulation board; 4. a flexible thermal insulation plate; 5. fixing the sleeve; 6. a card slot; 7. a return spring; 8. a clamping block; 9. pulling the rope; 10. a threaded rod; 11. a clamping plate; 12. an electric heating tube; 13. a telescopic loop bar.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a solar water heating system's pipeline freeze-proof device, including first heated board 1, it is connected with fixed axle 2 to rotate on the first heated board 1, welded fastening has second heated board 3 on the fixed axle 2, equal screwed connection has flexible heat insulation board 4 in second heated board 3 and the first heated board 1, equal swing joint has threaded rod 10 on first heated board 1 and the second heated board 3, the bottom of threaded rod 10 is rotated and is connected with grip block 11, electric heating pipe 12 is installed to the bolt in the grip block 11, welded fastening has flexible loop bar 13 on the grip block 11, the other end welded fastening of flexible loop bar 13 is in first heated board 1 and second heated board 3.

The cross section of the first heat insulation plate 1 and the cross section of the second heat insulation plate 3 are both semicircular, the end part of the second heat insulation plate 3 is connected with the end part of the first heat insulation plate 1 in an embedded manner, the stability of splicing work of the second heat insulation plate 3 and the first heat insulation plate 1 can be ensured, and further the stability and the safety of subsequent protection work can be ensured, the flexible heat insulation plates 4 are respectively and symmetrically distributed on two sides of the first heat insulation plate 1 and two sides of the second heat insulation plate 3, the flexible heat insulation plates 4 are fan-shaped, the flexible heat insulation plates 4 on two sides can be tightly attached to pipelines with different diameters by splicing, and further the stability of a sealing state can be ensured, so that the stability and the safety of subsequent heat insulation work can be ensured, the threaded rod 10 is in threaded connection with the first heat insulation plate 1 and the second heat insulation plate 3, the threaded rod 10 is connected to the middle part of the clamping plate 11, the cross section of the clamping plate 11 is arc-shaped, the electric heating pipes 12 are distributed in the clamping plate 11 at equal angles, the telescopic loop bars 13 are respectively and symmetrically distributed on the upper side, the lower side, the front side and the rear side of the clamping plate 11, the clamping plates 11 on the two sides can be used for clamping and fixing the whole device on pipelines with different diameters conveniently and efficiently, and then the stability and the safety of subsequent heat preservation and freeze prevention work can be guaranteed.

The first heat-insulation plate 1 is fixedly welded with a fixing sleeve 5, the fixing sleeve 5 is sleeved on a fixing shaft 2, a clamping groove 6 is formed in the fixing sleeve 5, a reset spring 7 is fixedly welded on the fixing shaft 2, the other end of the reset spring 7 is fixedly welded with a clamping block 8, the bottom end of the clamping block 8 is rotatably connected on the fixing shaft 2, splicing and fixing between the first heat-insulation plate 1 and the second heat-insulation plate 3 can be automatically and stably completed by utilizing the matching between the clamping block 8 and the clamping groove 6, further, the subsequent working state of the device can be ensured to be stable and safe, a pulling rope 9 is fixedly bolted on the clamping block 8, the pulling rope 9 is in a limiting sliding connection in the fixing shaft 2, the central axis of the fixing sleeve 5 and the central axis of the fixing shaft 2 are positioned on the same horizontal line, the diameter of the fixing shaft 2 is smaller than the diameter of the inner space of the fixing sleeve 5, and the clamping groove 6 is distributed in the fixing sleeve 5 at equal angles, the inner space of draw-in groove 6 is right angled triangle, and angular distribution such as fixture block 8 is on fixed axle 2, and fixture block 8 respectively with reset spring 7 with drag rope 9 one-to-one, can guarantee reset spring 7 with drag rope 9 on fixture block 8 operating condition's stability, and then can guarantee follow-up convenient and high-efficient that breaks away from the dismantlement work.

The working principle is as follows: before the pipeline anti-freezing device of the solar water heating system is used, the overall condition of the device needs to be checked firstly to determine that the device can work normally; firstly, with reference to fig. 1-4, a worker can place the first insulation board 1 and the second insulation board 3 at a pipeline, wrap the pipeline by rotating the first insulation board 1 and the second insulation board 3 until the first insulation board 1 and the second insulation board 3 are spliced and embedded with each other, and can drive the fixing shaft 2 to rotate in the fixing sleeve 5 during the rotation of the second insulation board 3, at this time, the fixing shaft 2 can drive each fixture block 8 to stably move along the inclined plane of each clamping groove 6, and the fixture block 8 can be ensured to be always attached to the clamping groove 6 by using the reset spring 7, and after the first insulation board 1 and the second insulation board 3 are spliced and embedded with each other, the fixture block 8 stops moving, at this time, the fixture block 8 can be stably clamped under the action of the surface of the clamping groove 6, so as to effectively prevent the right-angle fixing shaft 2 on the fixture block 8 from rotating, the whole device can be ensured to be sleeved on a pipeline for mounting stably, the flexible heat insulation plates 4 on two sides can be driven to be stably spliced in the mutual splicing and embedding process of the first heat insulation plate 1 and the second heat insulation plate 3, the flexible heat insulation plates can be tightly attached to pipelines with different diameters, the sealing state of the inside of the device can be further ensured, and the stability and the safety of subsequent heat insulation and anti-freezing work can be further ensured;

then, a worker can simultaneously rotate the threaded rods 10 on the first heat-insulating plate 1 and the second heat-insulating plate 3, and by combining the drawing 1 and the drawing 3, in the rotating process of the threaded rods 10 on the two sides, the clamping plates 11 on the two sides can simultaneously move towards the middle under the limiting and guiding action of the telescopic loop rods 13, so that the whole device can be clamped and fixed on pipelines with different diameters, meanwhile, the clamping plates 11 on the two sides can stably perform attached heating and anti-freezing work on the pipelines with different diameters by combining the electric heating pipes 12 in the clamping plates 11 on the two sides, and the anti-freezing effect can be effectively improved;

and when the device is integrally disassembled, by combining the drawing 1, the drawing 3 and the drawing 4, a worker only needs to pull the pulling rope 9 outwards to drive each clamping block 8 to rotate and separate from the clamping groove 6, at the moment, the first heat insulation plate 1 and the second heat insulation plate 3 can stably rotate reversely, and then the whole disassembling work of the device can be conveniently and efficiently completed.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a pipeline freeze-proof device of solar water heating system, includes first heat preservation board (1), its characterized in that: rotate on first heated board (1) and be connected with fixed axle (2), welded fastening has second heated board (3) on fixed axle (2), equal screwed connection has flexible heat insulation board (4) in second heated board (3) and first heated board (1), equal swing joint has threaded rod (10) on first heated board (1) and second heated board (3), the bottom of threaded rod (10) is rotated and is connected with grip block (11), electric heating pipe (12) are installed to grip block (11) internal bolt, welded fastening has flexible loop bar (13) on grip block (11), the other end welded fastening of flexible loop bar (13) is in first heated board (1) and second heated board (3).

2. A pipe freeze preventing device for a solar water heating system according to claim 1, wherein: the cross section of first heated board (1) and the cross section of second heated board (3) all are semicircular in shape, be the gomphosis between the tip of second heated board (3) and the tip of first heated board (1) and be connected, flexible heat-insulating board (4) symmetric distribution is respectively in the both sides of first heated board (1) and the both sides of second heated board (3), flexible heat-insulating board (4) are fan-shaped.

3. A pipe freeze preventing device for a solar water heating system according to claim 1, wherein: welded fastening has fixed sleeve (5) on first insulation board (1), fixed sleeve (5) cover is established on fixed axle (2), draw-in groove (6) have been seted up in fixed sleeve (5), welded fastening has reset spring (7) on fixed axle (2), the other end welded fastening of reset spring (7) has fixture block (8), the bottom of fixture block (8) is rotated and is connected on fixed axle (2), the bolt joint is fixed with on fixture block (8) and is dragged rope (9), it is in fixed axle (2) to drag spacing sliding connection of rope (9).

4. A pipe freeze preventing device for a solar water heating system according to claim 3, wherein: the central axis of fixed sleeve (5) is located same water flat line with the central axis of fixed axle (2), the diameter of fixed axle (2) is less than the inner space diameter of fixed sleeve (5), angular distribution such as draw-in groove (6) is in fixed sleeve (5), the inner space of draw-in groove (6) is right angled triangle, angular distribution such as fixture block (8) is on fixed axle (2), fixture block (8) respectively with reset spring (7) with drag rope (9) one-to-one.

5. A pipe freeze preventing device for a solar water heating system according to claim 1, wherein: threaded rod (10) and first heated board (1) and second heated board (3) between be threaded connection, the middle part in grip block (11) is connected in threaded rod (10), the transversal circular-arc of personally submitting of grip block (11), angular distribution such as electric heating pipe (12) is in grip block (11), flexible loop bar (13) difference symmetric distribution is in the upper and lower both sides and front and back both sides of grip block (11).