CN114294701B

CN114294701B - Low-temperature heat storage type heating system

Info

Publication number: CN114294701B
Application number: CN202210010454.1A
Authority: CN
Inventors: 柳升龙; 于春来
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-01-05
Filing date: 2022-01-05
Publication date: 2022-09-02
Anticipated expiration: 2042-01-05
Also published as: CN114294701A

Abstract

The invention discloses a low-temperature heat storage type heating system, and belongs to the technical field of heating of a heat storage water pool. Including holding water tank, the fixed rod, heating device, guider and clamping device, heating device sets up inside holding water tank, and guider sets up on holding water tank top, and clamping device sets up inside guider, and the fixed rod is hollow structure, and the fixed rod runs through guider and clamping device, the bottom and the heating device fixed connection of fixed rod, and heating device includes heating plate and body, and the body sets up in the bottom of fixed rod, and the heating plate sets up the top at the body. The invention has simple structure, and completely avoids the problems of fault expansion, electric leakage and the like when a fault occurs by separating the heating unit from the contact with water by utilizing buoyancy.

Description

Low-temperature heat storage type heating system

Technical Field

The invention relates to the technical field of heating of hot water storage pools, in particular to a low-temperature heat storage type heating system.

Background

At present, the domestic and foreign heating modes are mainly divided into the following types from heating equipment facilities: one is central heating. The heating mode is a more traditional heating mode and mainly comprises municipal heating power pipe networks and boiler centralized heating in districts. Secondly, distributed heating mode: namely, each household is independent of a heating system. Thirdly, the variable frequency air conditioner supplies heat in winter and refrigerates in summer. And fourthly, a water source central air conditioning system, also called a ground source heat pump, supplies cold water to a room in summer and supplies hot water to the room in winter by using large-capacity heat storage media such as underground water, sewage and the like. The centralized heating refers to a process of providing heat energy to a specific area in a pipe network mode by using steam or hot water as a heating medium. The centralized heating system consists of a heat source, a heat supply network and a heat consumer. The radius of central heating radiation is large, the heating distance is long, and the energy utilization efficiency is not high; the heating pipeline is difficult to maintain, the phenomena of running, overflowing, dripping and leaking in the heating operation process cannot be found in time for processing, the heating reliability is low, and the cost is high.

The low-temperature heat storage type heating system utilizes clean energy of a power grid, slowly heats low-temperature (the temperature is far less than 100 ℃) hot water, and utilizes a local heating network to realize the storage and release of heat energy, thereby heating and warming the interior of a building. Because the device does not need a long-distance heat supply pipeline, an electric boiler and other high-temperature and high-pressure heating equipment, the maintenance cost is low, the equipment reliability is high, and the device has obvious advantages. The reliability of the heating unit in the hot water storage tank determines the reliability of the overall system. Because the heating unit adopts electrical heating and places in holding water of holding water box, break away from the operation fast and emerge potential dangers such as electric leakage are avoided producing to the surface of water when heating unit is ageing or controlling means trouble, are convenient for change and maintain the heating unit under safe environment. If the heating unit is completely fixed, the difficulty of maintenance is increased, and the heating unit is inconvenient to replace.

Therefore, how to provide a low-temperature heat storage type heating system becomes a problem to be considered by those in the art.

Disclosure of Invention

In view of the above, the present invention provides a low temperature heat storage type heating system, which has a simple structure and completely eliminates the problems of fault expansion and electric leakage when a fault occurs.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a low temperature heat storage formula heating system, includes holding water box, fixed rod, heating device, guider and clamping device, heating device sets up inside holding water box, guider sets up on holding water box top, clamping device sets up inside guider, the fixed rod is hollow structure, the fixed rod runs through guider and clamping device, the bottom and the heating device fixed connection of fixed rod, heating device includes heating plate and body, the body sets up the bottom at the fixed rod, the heating plate sets up the top at the body.

Furthermore, the clamping device comprises a push-pull electromagnet, a connecting rod, a shell, a pin, a first connecting rod, a second connecting rod and an annular clamping jaw, wherein an anti-skid rubber sleeve is arranged on the inner side of the annular clamping jaw, the number of the first connecting rod, the number of the second connecting rod and the number of the annular clamping jaw are respectively 2, the connecting rod, the pin, the first connecting rod and the second connecting rod are arranged inside the shell, the pin is fixed on the inner side surface of the shell, the middle of the second connecting rod penetrates through the pin and is rotatably connected with the pin, one end of the first connecting rod is rotatably connected with the connecting rod, the other end of the first connecting rod is rotatably connected with one end of the second connecting rod, the other end of the second connecting rod is fixedly connected with the annular clamping jaw, the push-pull electromagnet is arranged on the outer side of the guide device, and the output end of the push-pull electromagnet penetrates through the guide device and is fixedly connected with the connecting rod.

Further, guider includes first installing support, second installing support, fixed bolster and linear bearing, first installing support, second installing support all are the annular setting, first installing support is installed on holding water box top, the second installing support is installed on first installing support, the fixed bolster sets up on the second installing support, linear bearing installs the central point at the fixed bolster and puts.

Furthermore, the number of the linear bearings is 2, and the linear bearings are respectively arranged at the top end and the bottom end of the fixed support.

Further, the linear bearing is a waterproof flange linear bearing.

Furthermore, the water-saving device further comprises a water outlet pipe and a water return pipe, wherein the water outlet pipe is arranged on the middle upper part of one side of the heat-preservation water tank, and the water return pipe is arranged on the bottom of one side of the heat-preservation water tank.

Further, still include range finding sensor, level sensor and PLC under water, range finding sensor sets up in the body bottom under water, level sensor sets up the top at the holding water box inboard, PLC sets up outside the holding water box, range finding sensor, level sensor and push-and-pull electro-magnet all are connected with the PLC electricity under water.

The invention has the beneficial effects that the structure is simple, the heating unit is separated from being contacted with water by utilizing buoyancy, the problems of fault expansion, electric leakage and the like in the case of fault are completely solved, the fixing rod can be prevented from being inclined by the arrangement of the guide mechanism, the guide is provided for the fixing rod, the arrangement of the first mounting bracket and the second mounting bracket can facilitate the installation of the heating device and the cleaning of scale, the arrangement of the underwater distance measuring sensor, the liquid level sensor and the PLC can automatically control the depth of the heating device placed in the water, meanwhile, the situation that the heating device cannot be separated from the water body due to overhigh liquid level can be avoided, and the arrangement is safer and more reasonable.

Drawings

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

Fig. 2 is an enlarged view of a portion of the guide of the present invention.

Fig. 3 is a schematic view of the fixing bracket of the present invention.

FIG. 4 is a schematic view of the internal structure of the clamping device of the present invention.

Wherein, 1-a heat preservation water tank; 2-a fixing rod; 3-heating the plate; 4-a float; 5, pushing and pulling the electromagnet; 6-connecting rod; 7-a housing; 8-pin; 9-a first link; 10-a second link; 11-an annular jaw; 12-antiskid rubber sleeve; 13-a first mounting bracket; 14-a second mounting bracket; 15-fixing the bracket; 16-a linear bearing; 17-a water outlet pipe; 18-a water return pipe; 19-an underwater ranging sensor; 20-liquid level sensor.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Example 1

As shown in fig. 1-4, the invention discloses a low-temperature heat storage type heating system, which comprises a heat preservation water tank 1, a fixing rod 2, a heating device, a guiding device and a clamping device, wherein a water outlet pipe 17 is arranged at the middle upper part of one side of the heat preservation water tank, a water return pipe 18 is arranged at the bottom of the lower part of the water outlet pipe 17, the heating device is arranged in the heat preservation water tank 1, the guiding device is arranged at the top end of the heat preservation water tank 1, the clamping device is arranged in the guiding device, the fixing rod 2 is of a hollow structure made of non-metal materials, the fixing rod 2 penetrates through the guiding device and the clamping device, the bottom end of the fixing rod 2 is fixedly connected with the heating device, the heating device comprises a heating plate 3 and a floating body 4, the floating body 4 is arranged at the bottom of the fixing rod 2, the heating plate 3 is arranged above the floating body 4, and an external circuit is electrically connected with the heating plate 3 through the hollow fixing rod 2.

The clamping device comprises a push-pull electromagnet 5, a connecting rod 6, a shell 7, a pin 8, a first connecting rod 9, a second connecting rod 10 and an annular clamping jaw 11, wherein an anti-skid rubber sleeve 12 is arranged on the inner side of the

annular clamping jaw

11, 2 connecting rods are respectively arranged on the first connecting rod 9, the second connecting rod 10 and the annular clamping jaw 11, the connecting rod 6, the pin 8, the first connecting rod 9 and the second connecting rod 10 are arranged in the shell 7, the pin 8 is fixed on the inner side surface of the shell 7, the middle part of the second connecting rod 10 penetrates through the pin 8 and is rotatably connected with the pin 8, one end of the first connecting rod 9 is rotatably connected with the connecting rod 6, the other end of the first connecting rod 9 is rotatably connected with one end of the second connecting rod 10, the other end of the second connecting rod 10 is fixedly connected with the annular clamping jaw 11, the push-pull electromagnet is arranged on the outer side of the guiding device, the output end of the push-pull electromagnet 5 penetrates through the guiding device and is fixedly connected with the connecting rod 6, the anti-skid rubber sleeve 12 is arranged, the friction force of the annular clamping jaw 11 is increased, the clamping device is arranged, the fixing rod 2 can be clamped, and therefore the heating plate 3 is indirectly controlled to be in contact with a water body.

The guiding device comprises a first mounting bracket 13, a second mounting bracket 14, a fixed bracket 15 and linear bearings 16, wherein 2 linear bearings 16 are arranged in the embodiment and are waterproof flange linear bearings, the first mounting bracket 13 and the second mounting bracket 14 are both of annular structures with holes in the centers in the embodiment, the first mounting bracket 13 is mounted at an opening at the top end of the heat preservation water tank 1 through bolts, the second mounting bracket 14 is mounted on the first mounting bracket 13, the fixed bracket 15 is arranged on the second mounting bracket 14, the linear bearings 16 are respectively mounted at the top end and the bottom end of the center of the fixed bracket 15, the first mounting bracket 13 and the second mounting bracket 14 are arranged, the installation and maintenance of the heating device are convenient, the heating plate 3 can be conveniently taken out periodically to clean scale, the fixed bracket 15 is arranged, the installation of the clamping device is convenient, and the installation of the linear bearings 16 is convenient at the same time, prevent that fixed stick 2 from taking place the skew, provide the guide effect for fixed stick 2.

The device is also provided with an underwater distance measuring sensor 19, a liquid level sensor 20 and a PLC, wherein the underwater distance measuring sensor 19 is arranged at the bottom end of the floating body 4, the liquid level sensor 20 is arranged at the top of the inner side of the heat preservation water tank 1, the PLC is arranged outside the heat preservation water tank, the underwater distance measuring sensor 19, the liquid level sensor 20 and the push-pull electromagnet 5 are all electrically connected with the PLC, the liquid level sensor 20 can monitor the water quantity in the heat preservation water tank 1 in real time, and the PLC alarms when the water quantity in the heat-preservation water tank reaches the proper height, so as to avoid the situation that the heating plate 3 can not be separated from the water due to the overhigh water level in the heat-preservation water tank when the fault occurs, the arrangement of the underwater distance measuring sensor 19 can be matched with the liquid level sensor 20, through the degree of depth that PLC automatic control heating device placed in aqueous, avoid leading to the unable condition of heating of intaking of heating plate 3 because the change of liquid level.

In this embodiment, the heat-insulating water tank 1 stores hot water, and the water outlet pipe 17 and the water return pipe 18 are both communicated with the heat-insulating water tank 1. The stored hot water flows to a building needing heating from the water outlet pipe 17, the return water completing the heating circulation flows back to the heat preservation water tank 1 from the water return pipe 18, the lower end of the fixing rod 2 enters the heat preservation water tank 1 through the hole of the second mounting bracket 14, the lower part of the fixing rod 2 is fixed with the heating plate 3, the heating plate 3 sinks into the water inside the heat preservation water tank 1, and the heating plate 3 is connected with an external control circuit through a hollow lead inside the fixing rod 1. Heating plate 3 has waterproof nature, can be to the inside hot-water heating of holding water box 1 in the time of the switch-on current, and the fixed body 4 of fixed 2 bottom ends of fixed rod can produce ascending thrust, can push out the surface of water under the buoyancy with heating plate 3 when the centre gripping that does not have annular clamping jaw 11 for heating plate 3 breaks away from the contact with water when the trouble takes place.

When working normally, the fixed bar 2 is subjected to a vertical upward buoyancy due to the buoyancy of the floating body 4, but cannot escape from the water because it is clamped by the annular clamping jaws 11. However, after a fault occurs, the PLC controls the push-pull electromagnet 5 to extend the output end of the push-pull electromagnet, so that the annular clamping jaw 11 is opened. Under the action of buoyancy, the fixed rod 2 moves upwards until the floating body 4 moves to the vicinity of the water surface. At this time, since the heating pan 3 is disposed above the floating body 4, the purpose of removing the heating pan 3 from contact with water is achieved.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any minor modifications, equivalent changes and modifications made to the above embodiment according to the technical spirit of the present invention are within the technical scope of the present invention.

Claims

1. A low-temperature heat storage type heating system is characterized by comprising a heat preservation water tank, a fixing rod, a heating device, a guide device and a clamping device, wherein the heating device is arranged in the heat preservation water tank;

the clamping device comprises a push-pull electromagnet, a connecting rod, a shell, a pin, a first connecting rod, a second connecting rod and an annular clamping jaw, wherein an anti-skid rubber sleeve is arranged on the inner side of the annular clamping jaw, 2 connecting rods are arranged on the first connecting rod, the second connecting rod and the annular clamping jaw respectively, the connecting rod, the pin, the first connecting rod and the second connecting rod are arranged in the shell, the pin is fixed on the inner side surface of the shell, the middle part of the second connecting rod penetrates through the pin and is in rotary connection with the pin, one end of the first connecting rod is in rotary connection with the connecting rod, the other end of the first connecting rod is in rotary connection with one end of the second connecting rod, the other end of the second connecting rod is fixedly connected with the annular clamping jaw, the push-pull electromagnet is arranged on the outer side of the guide device, and the output end of the push-pull electromagnet penetrates through the guide device and is fixedly connected with the connecting rod;

the hot water tank is characterized by further comprising a PLC, wherein the PLC is arranged outside the hot water tank, and the push-pull electromagnet is electrically connected with the PLC.

2. The low-temperature heat storage heating system according to claim 1, wherein the guiding device includes a first mounting bracket, a second mounting bracket, a fixing bracket and a linear bearing, the first mounting bracket and the second mounting bracket are both arranged in a ring shape, the first mounting bracket is mounted at the top end of the heat-preservation water tank, the second mounting bracket is mounted on the first mounting bracket, the fixing bracket is arranged on the second mounting bracket, and the linear bearing is mounted at a central position of the fixing bracket.

3. A low temperature heat storage heating system according to claim 2, wherein there are 2 linear bearings respectively mounted at the top and bottom ends of the fixing bracket.

4. A low temperature thermal storage heating system according to claim 3, wherein the linear bearing is a waterproof flange linear bearing.

5. The low-temperature heat storage heating system according to claim 1, further comprising a water outlet pipe and a water return pipe, wherein the water outlet pipe is arranged at the middle upper part of one side of the heat preservation water tank, and the water return pipe is arranged at the bottom of one side of the heat preservation water tank.

6. The low-temperature heat storage type heating system according to claim 1, further comprising an underwater distance measuring sensor and a liquid level sensor, wherein the underwater distance measuring sensor is arranged at the bottom end of the floating body, the liquid level sensor is arranged at the top of the inner side of the heat preservation water tank, and the underwater distance measuring sensor and the liquid level sensor are both electrically connected with the PLC.