CN218645635U

CN218645635U - Cold and hot water heat storage tank for heat and power cogeneration centralized heat supply

Info

Publication number: CN218645635U
Application number: CN202222401559.8U
Authority: CN
Inventors: 范先锋
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-09-09
Filing date: 2022-09-09
Publication date: 2023-03-17
Anticipated expiration: 2032-09-09

Abstract

The utility model discloses a cold and hot water heat storage tank for cogeneration centralized heating, which comprises a tank body, wherein the bottom of the tank body is fixedly connected with a support, the inside of the tank body is slidably connected with a heat insulation sealing plate, a hot water bin is arranged above the heat insulation sealing plate in the tank body, a cold water bin is arranged below the heat insulation sealing plate in the tank body, and a cold water outlet pipe and a cold water inlet pipe are arranged at the bottom of the outer wall of the tank body and the corresponding part of the cold water bin in a penetrating way; the utility model discloses when using, through starting gear motor, can utilize all pivots of cooperation drive of chain and first sprocket and second sprocket to rotate simultaneously to the cooperation drive stay tube that utilizes lead screw and nut reciprocates, can drive thermal-insulated closing plate and slide from top to bottom at the internal jar, thereby distribute the space of hot water storehouse and cold water storehouse according to the demand, eliminated prior art's use limitation, it is more convenient to use.

Description

Cold and hot water heat accumulation tank for heat and power cogeneration centralized heat supply

Technical Field

The utility model relates to a hot and cold water heat accumulation jar specifically is a hot and cold water heat accumulation jar that cogeneration concentrated heat supply used.

Background

The cogeneration is a production mode that a power plant not only produces electric energy, but also utilizes steam which is over-worked by a steam turbine generator to supply heat to users, namely, a process for simultaneously producing electricity and heat saves fuel compared with a mode for respectively producing electricity and heat. The steam source for supplying heat to the outside is the regulated extraction of an extraction steam turbine or the exhaust of a back steam turbine, the pressure is usually 0.78-1.28 MPa (MPa) and 0.12-0.25 MPa, the former is used for industrial production, and the latter is used for heating for civil use. The steam of the cogeneration has no loss of a heat source, so that the heat efficiency can be improved to 85 percent. Because the combined heat and power generation has obvious superiority, the method realizes higher-level breakthrough in energy utilization rate and makes great contribution to environmental protection.

The hot water heat storage is a safe and economic scheme in the current optional heat storage schemes for cogeneration centralized heat supply, and has wide application prospect, but the existing heat storage tank separately arranges a cold water tank and a hot water tank, so that the investment is large, the occupied area is large, and the implementation is difficult to implement in a large quantity.

Through retrieval, the patent with publication number CN206160255U discloses a cold/hot water heat storage tank for combined heat and power generation centralized heat supply, which can store cold water and hot water simultaneously by arranging a floating type middle isolation layer in a tank body, overcomes the defect of large occupied area caused by the separate arrangement of a cold water tank and a hot water tank, and can adjust the position of the floating type middle isolation layer in the tank body up and down to meet the requirement of the whole water storage capacity.

However, in the specific use process of the above scheme, the height of the floating type intermediate isolation layer is difficult to be accurately adjusted, and the height of the floating type intermediate isolation layer can be passively adjusted only by depending on the water storage amount of cold water, so that the scheme has great use limitation and needs to be improved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a hot and cold water heat accumulation jar of cogeneration concentrated heat supply usefulness to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides a hot and cold water heat accumulation jar of confession heat usefulness is concentrated in combined heat and power generation, which comprises a tank body, the bottom fixedly connected with support of the jar body, the inside sliding connection of the jar body has thermal-insulated closing plate, the top that the internal thermal-insulated closing plate that is located of jar is the hot water storehouse, the below that the internal thermal-insulated closing plate that is located of jar is the cold water storehouse, the outer wall bottom of the jar body runs through with the department that corresponds of cold water storehouse and is provided with cold water outlet pipe and cold water inlet tube, the outer wall top of the jar body runs through with the department that corresponds of hot water storehouse and is provided with hot water outlet pipe and hot water inlet tube, the bottom of the jar body is provided with actuating mechanism, thermal-insulated closing plate is connected with the actuating mechanism transmission.

As a further aspect of the present invention: the utility model discloses a thermal-insulated closing plate's heat preservation structure, including actuating mechanism, jar body, pivot, supporting tube, heat insulating sealing plate, actuating mechanism, pivot, jar body, support, the inboard fixedly connected with gear motor of support, the pivot includes a plurality of pivots that run through jar body bottom, the pivot is at the bottom evenly distributed of the jar body, and pivot and jar body rotation sealing connection, the pivot is located jar internal one end fixedly connected with lead screw, the top cover of lead screw is equipped with the stay tube, the top of stay tube and the bottom fixed connection of heat insulating sealing plate, the bottom fixedly connected with nut of stay tube, the nut is connected with the lead screw cooperation that corresponds, the inboard fixedly connected with gear motor of support, the pivot all is connected with the gear motor transmission.

As a further aspect of the present invention: the bottom of pivot all rotates with the mounting panel to be connected, the outer wall fixedly connected with first sprocket outside pivot and the jar body, gear motor's output shaft fixedly connected with second sprocket, it is a plurality of first sprocket cooperates with the second sprocket jointly and is connected with the chain.

As a further aspect of the present invention: the outer wall of the tank body and the corresponding position of the cold water bin are provided with a liquid level pipe in a penetrating mode, an air filter element is installed at the top end of the liquid level pipe, and an air guide valve, a liquid level transmitter and a pressure release valve are arranged at the top of the tank body.

As a further aspect of the present invention: the heat insulation sealing plate comprises a connecting ring, a plurality of sealing rings are embedded into the outer wall of the connecting ring, the outer wall of each sealing ring is attached to the inner wall of the tank body, two panels are arranged on the inner side of the connecting ring and are fixedly connected through a plurality of connecting rods, and a heat insulation plate is fixedly connected to the top of the connecting ring.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses when using, through starting gear motor, can utilize all pivots of cooperation drive of chain and first sprocket and second sprocket to rotate simultaneously to the cooperation drive stay tube that utilizes lead screw and nut reciprocates, can drive thermal-insulated closing plate and slide from top to bottom at the internal jar, thereby distributes the space of hot-water storehouse and cold water storehouse according to the demand, has eliminated prior art's use limitation, and it is more convenient to use.

Drawings

Fig. 1 is a schematic structural diagram of a hot and cold water heat storage tank for cogeneration concentrated heat supply.

Fig. 2 is an enlarged view of a point a in fig. 1.

Fig. 3 is a schematic diagram of the distribution structure of the rotating shaft in the cold and hot water heat storage tank for cogeneration concentrated heat supply.

The device comprises a tank body 1, a support 2, a heat insulation sealing plate 3, a hot water bin 4, a cold water bin 5, a connecting ring 6, a panel 7, a connecting rod 8, a sealing ring 9, a heat insulation plate 10, a cold water outlet pipe 11, a cold water inlet pipe 12, a hot water outlet pipe 13, a hot water inlet pipe 14, a liquid level pipe 15, an air filter element 16, an air guide valve 17, a liquid level transmitter 18, a pressure release valve 19, a support pipe 20, a nut 21, a screw rod 22, a rotating shaft 23, a mounting plate 24, a speed reduction motor 25, a first chain wheel 26, a second chain wheel 27 and a chain 28.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Please refer to fig. 1-3, in an embodiment of the present invention, a hot and cold water heat storage tank for cogeneration concentrated heat supply includes a tank body 1, a bottom fixedly connected to a support 2 of the tank body 1, a heat insulation sealing plate 3 slidably connected to the inside of the tank body 1, a hot water bin 4 above the heat insulation sealing plate 3 in the tank body 1, a cold water bin 5 below the heat insulation sealing plate 3 in the tank body 1, a cold water outlet pipe 11 and a cold water inlet pipe 12 are provided at the bottom of the outer wall of the tank body 1 and corresponding to the cold water bin 5, a hot water outlet pipe 13 and a hot water inlet pipe 14 are provided at the top of the outer wall of the tank body 1 and corresponding to the hot water bin 4, a driving mechanism is provided at the bottom of the tank body 1, and the heat insulation sealing plate 3 is in transmission connection with the driving mechanism.

The actuating mechanism includes a plurality of pivot 23 that run through jar body 1 bottom, pivot 23 is in jar body 1's bottom evenly distributed, and pivot 23 and jar body 1 rotation sealing connection, pivot 23 is located jar one end fixedly connected with lead screw 22 of body 1, the top cover of lead screw 22 is equipped with stay tube 20, the top of stay tube 20 and the bottom fixed connection of thermal-insulated closing plate 3, the bottom fixedly connected with nut 21 of stay tube 20, nut 21 is connected with the lead screw 22 cooperation that corresponds, the inboard fixedly connected with gear motor 25 of support 2, pivot 23 all is connected with gear motor 25 transmission.

After a plurality of pivots 25 of drive through gear motor 25 rotate, can drive lead screw 22 and rotate to utilize the cooperation drive stay tube 20 of lead screw 22 and nut 21 to reciprocate, can drive thermal-insulated closing plate 3 and slide from top to bottom in jar body 1, thereby distribute the space of hot water storehouse 4 and cold water storehouse 5 according to the demand, it is more convenient to use.

The bottom end of the rotating shaft 23 is rotatably connected with the mounting plate 24, the rotating shaft 23 is fixedly connected with a first chain wheel 26 with the outer wall outside the tank body 1, the output shaft of the speed reducing motor 25 is fixedly connected with a second chain wheel 27, the first chain wheels 26 and the second chain wheels 27 are cooperatively connected with a chain 28, and in order to improve the stability of the chain 28 in the transmission process, a chain wheel for tensioning the chain 28 can be mounted on the mounting plate 24; by starting the speed reducing motor 25, all the rotating shafts 23 can be driven to rotate simultaneously by the cooperation of the chain and the first chain wheel 26 and the second chain wheel 27.

The outer wall of the tank body 1 and the corresponding position of the cold water bin 5 are provided with a liquid level pipe 15 in a penetrating mode, an air filter element 16 is installed at the top end of the liquid level pipe 15, and an air guide valve 17, a liquid level transmitter 18 and a pressure release valve 19 are arranged at the top of the tank body 1.

The liquid level height in the cold water bin 5 and the hot water bin 4 can be conveniently obtained through the arrangement of the liquid level pipe 15 and the liquid level transmitter 18.

The heat-insulating sealing plate 3 comprises a connecting ring 6, a plurality of sealing rings 9 are embedded into the outer wall of the connecting ring 6, the outer wall of each sealing ring 9 is attached to the inner wall of the tank body 1, two panels 7 and two panels 7 are fixedly connected to the inner side of the connecting ring 6 in a sealed mode, the panels 7 are fixedly connected through a plurality of connecting rods 8, a heat-insulating plate 10 is fixedly connected to the top of the connecting ring 6, and the heat-insulating plate 10 preferably adopts a silicon dioxide aerogel plate.

Through the setting of sealing washer 9, can ensure the leakproofness between go-between 6 and the internal wall of jar 1 to in avoiding the hot water inflow cold water storehouse 5 of hot water storehouse 4, through the setting of heat insulating board 10, can improve the heat preservation effect in hot water storehouse 4.

The utility model discloses a theory of operation is:

the utility model discloses when using, through starting gear motor 25, can utilize all pivots 23 of cooperation drive of chain and first sprocket 26 and second sprocket 27 to rotate simultaneously to utilize lead screw 22 and nut 21's cooperation drive stay tube 20 to reciprocate, can drive thermal-insulated closing plate 3 and slide from top to bottom in jar body 1, thereby distribute hot water storehouse 4 and cold water storehouse 5's space according to the demand, eliminated prior art's use limitation, it is more convenient to use.

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 modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a hot and cold water heat accumulation jar of confession heat usefulness is concentrated in combined heat and power generation which characterized in that: the water tank comprises a tank body (1), the bottom fixedly connected with support (2) of the tank body (1), the inside sliding connection of the tank body (1) has a heat insulation sealing plate (3), the top of the heat insulation sealing plate (3) in the tank body (1) is a hot water bin (4), the lower part of the heat insulation sealing plate (3) in the tank body (1) is a cold water bin (5), the outer wall bottom of the tank body (1) is provided with a cold water outlet pipe (11) and a cold water inlet pipe (12) in a penetrating manner with the corresponding part of the cold water bin (5), the outer wall top of the tank body (1) is provided with a hot water outlet pipe (13) and a hot water inlet pipe (14) in a penetrating manner with the corresponding part of the hot water bin (4), the bottom of the tank body (1) is provided with a driving mechanism, and the heat insulation sealing plate (3) is connected with the driving mechanism in a transmission manner.

2. A hot and cold water heat storage tank for cogeneration concentrated heat supply according to claim 1, wherein: actuating mechanism includes a plurality of pivot (23) that run through jar body (1) bottom, pivot (23) are in the bottom evenly distributed of the jar body (1), and pivot (23) and jar body (1) rotate sealing connection, pivot (23) are located one end fixedly connected with lead screw (22) of the internal (1) of jar, the top cover of lead screw (22) is equipped with stay tube (20), the top of stay tube (20) and the bottom fixed connection of thermal-insulated closing plate (3), the bottom fixedly connected with nut (21) of stay tube (20), nut (21) are connected with the lead screw (22) cooperation that corresponds, inboard fixedly connected with gear motor (25) of support (2), pivot (23) all are connected with gear motor (25) transmission.

3. A hot and cold water heat storage tank for cogeneration concentrated heat supply according to claim 2, wherein: the bottom of pivot (23) all rotates with mounting panel (24) to be connected, outer wall fixedly connected with first sprocket (26) outside pivot (23) and jar body (1), the output shaft fixedly connected with second sprocket (27) of gear motor (25), it is a plurality of first sprocket (26) is connected with chain (28) with the cooperation of second sprocket (27) jointly.

4. A hot and cold water heat storage tank for cogeneration concentrated heat supply according to claim 1, wherein: the outer wall of the tank body (1) and the corresponding position of the cold water bin (5) are provided with a liquid level pipe (15) in a penetrating mode, an air filter element (16) is installed at the top end of the liquid level pipe (15), and an air guide valve (17), a liquid level transmitter (18) and a pressure release valve (19) are arranged at the top of the tank body (1).

5. A hot and cold water heat storage tank for cogeneration concentrated heat supply according to claim 1, wherein: the heat insulation sealing plate (3) comprises a connecting ring (6), a plurality of sealing rings (9) are arranged in the outer wall of the connecting ring (6) in an embedded mode, the outer wall of each sealing ring (9) is attached to the inner wall of the tank body (1), two panels (7) are arranged on the inner side of the connecting ring (6), the panels (7) are fixedly connected through a plurality of connecting rods (8), and the top of the connecting ring (6) is fixedly connected with a heat insulation plate (10).