CN213334602U

CN213334602U - Central heating pipe network backwater pressurizing unit

Info

Publication number: CN213334602U
Application number: CN202021959860.5U
Authority: CN
Inventors: 李红军
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-09
Filing date: 2020-09-09
Publication date: 2021-06-01
Anticipated expiration: 2030-09-09

Abstract

The utility model belongs to the technical field of central heating, in particular to a central heating pipe network backwater pressurizing unit, which comprises a water inlet pipe, wherein one side of the water inlet pipe is provided with a water inlet pipe valve, one side of the water inlet pipe valve is provided with a filter layer, one side of the filter layer is provided with a filter screen, one side of the adsorption layer is provided with an adsorption screen, the filter screen is used for filtering circulating water, thereby avoiding impurities from entering the heating pipe network to cause the blockage of a heating pipeline, the metal rubber filter screen is corrosion-resistant, high in strength and impact-resistant, is suitable for solving the filtering of liquid under the environments of high and low temperature, large temperature difference, high pressure, high vacuum, strong radiation, severe vibration and corrosion, and the like, thereby improving the filtering effect of the circulating water in the water inlet pipe, further ensuring the use safety of the backwater pressurizing unit, and a, thereby ensuring the use safety of various instruments arranged on the water inlet pipe and the water outlet pipe.

Description

Central heating pipe network backwater pressurizing unit

Technical Field

The utility model belongs to the technical field of central heating, concretely relates to central heating pipe network return water pressurizing unit.

Background

The central heating is a mode of using hot water or steam as a heating medium and supplying heat energy to heat users in cities, towns or some areas thereof by one or more heat sources through a heat supply network, which has become one of important infrastructures in modern cities and towns at present and is an important component of public utilities in cities and towns, so the central heating is also an important mark of the urban modernization and is an important measure for saving energy, improving environment and promoting production and life, in a central heating system for long-distance pipe network transportation, a backwater pressurizing unit is an important device for ensuring the circulation flow of the heat supply network, most of the existing central heating pipe network backwater pressurizing units lack filtering and adsorption functions, as circulating water is easy to scale after being heated, the heat supply pipeline is blocked, impurities also enter the heat supply pipeline to cause blockage, particularly, the inner wall of the heat supply pipeline rusts after the heat supply pipeline is used for a long time, and then form iron rust mud, these iron rust mud also can cause the jam to heat supply pipeline, and then cause various harm, for example energy consumption increase by a wide margin, the running cost rises sharply, and system work efficiency descends by a wide margin, seriously influences the effect of heat supply, can shorten the life of various operating equipment moreover.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a backwater pressurizing unit of a centralized heat supply pipe network, which is used for filtering circulating water through a filter screen, thereby avoiding the blockage of the heat supply pipeline caused by the impurities entering the heat supply pipe network, the metal rubber filter screen is corrosion-resistant, high in strength and impact-resistant, is suitable for filtering liquid in the environments of high and low temperature, large temperature difference, high pressure, high vacuum, strong radiation, severe vibration, corrosion and the like, thereby improving the filtering effect on the circulating water in the water inlet pipe, thereby ensuring the use safety of the backwater pressurizing unit, the adsorption net is used for adsorbing the rust formed on the inner wall of the water inlet pipe, the coconut fiber carbon has developed specific surface area, rich micro-pore diameter, moderate pore diameter, uniform distribution and high adsorption speed, further avoiding the rust mud formed on the inner wall of the water inlet pipe by the rust to cause the blockage of the water inlet pipe, thereby improving the service life of the backwater pressurizing unit.

In order to achieve the above object, the utility model provides a following technical scheme: a centralized heating pipe network backwater pressurizing unit comprises a water inlet pipe, a water inlet pipe valve is installed on one side of the water inlet pipe, a filter layer is installed on one side of the water inlet pipe valve, a filter screen is installed on one side of the filter layer, a butterfly valve is installed on one side of the water inlet pipe valve, an adsorption layer is installed on one side of the filter layer, an adsorption net is installed on one side of the adsorption layer, a safety valve is installed on one side of the water inlet pipe, a heat meter is installed on one side of the safety valve, a ball valve is installed on one side of the heat meter, a pressure gauge is installed on one side of the water inlet pipe, a circulating pressurizing water pump protection frame is installed on one side of the circulating pressurizing water pump, a protection frame inner groove is formed in the inner side of the circulating pressurizing water pump protection, the water outlet pipe is installed to one side of circulation pressure water pump, the stagnant water valve is installed to one side of outlet pipe, the outlet pipe valve is installed to one side of stagnant water valve.

Preferably, the filter layer is a circular ring filter layer, is arranged at the inner side of the water inlet pipe, and forms a certain inclination angle with the inner wall of the water inlet pipe; the filter layer is used for fixing and protecting the filter screen, and therefore the use safety of the filter screen is guaranteed.

Preferably, the filter screen is a circular metal rubber filter screen and is arranged at the position of the inner ring of the filter layer; the filter screen is used for the filtration to the circulating water, and then can avoid impurity to get into the heat supply pipe network and cause the jam of heat supply pipeline, and the metal rubber filter screen is corrosion-resistant, intensity is big, shock resistance, is suitable for solving the filtration of liquid under the environment such as high low temperature, big difference in temperature, high pressure, high vacuum, strong radiation, violent vibration and corruption to improve the filter effect to the intraductal circulating water of intaking, and then the security of guarantee return water pressurization unit use.

Preferably, the adsorption layer is a circular ring-shaped adsorption layer, is arranged at the position of the inner side of the water inlet pipe, and forms a certain inclination angle with the inner wall of the water inlet pipe; the adsorption layer is used for fixing and protecting the adsorption net, so that the use safety of the adsorption net is guaranteed.

Preferably, the adsorption net is a circular coconut fiber carbon adsorption net and is arranged at the position of the inner ring of the adsorption net; the adsorption net is used for adsorbing rust formed on the inner wall of the water inlet pipe, the coconut fiber carbon has a developed specific surface area and rich micro-pores, the pore size is moderate, the distribution is uniform, the adsorption speed is high, and the blockage of the water inlet pipe caused by the fact that the rust forms rust mud on the inner wall of the water inlet pipe is avoided, so that the service life of the backwater pressurizing unit is prolonged.

Preferably, the safety valve is a sealed all-copper safety valve and is arranged at the position of the outer ring of the water inlet pipe; when the pressure or the temperature in the water inlet pipe exceeds the range of the set pressure or the set temperature of the safety valve, the safety valve automatically opens to release the pressure or reduce the temperature, and further the pressure or the temperature of a medium in the water inlet pipe is ensured to be within the set range, so that the normal work of the water inlet pipe and a backwater pressurizing unit is protected, accidents are prevented, and the use safety of the backwater pressurizing unit is improved.

Preferably, the number of the heat meters is two, and the heat meters are arranged at the outer sides of the corresponding water inlet pipe and the corresponding water outlet pipe; the heat meter is used for measuring the circulating water temperature in the inlet tube and the outlet tube, not only can ensure that the circulating water temperature of the circulating pressure water pump is too high because of flowing into, causes damage to the circulating pressure water pump, but also can timely know the temperature of the circulating water in the outlet tube, and then improves the safety of the use of the backwater pressurizing unit.

Preferably, the shock absorber is a rectangular shock absorber and is arranged at the position on the inner side of the inner groove of the protective frame; the shock absorber is used for buffering the shaking of the water inlet pipe and the water outlet pipe caused by the operation of the circulating pressure water pump, so that the use safety of various instruments installed on the water inlet pipe and the water outlet pipe is guaranteed.

Compared with the prior art, the beneficial effects of the utility model are that: the filter screen is used for filtering the circulating water, so that the blockage of a heat supply pipeline caused by impurities entering a heat supply pipe network can be avoided, the metal rubber filter screen is corrosion-resistant, high in strength and impact-resistant, and is suitable for filtering liquid in environments such as high and low temperature, large temperature difference, high pressure, high vacuum, strong radiation, severe vibration, corrosion and the like, so that the filtering effect of the circulating water in the water inlet pipe is improved, the safety of the use of the backwater pressurizing unit is further ensured, the adsorption screen is used for adsorbing rust formed on the inner wall of the water inlet pipe, the coconut fiber carbon has a developed specific surface area and rich micro-pores, the pores are moderate in size, uniform in distribution and high in adsorption speed, so that rust mud formed on the inner wall of the water inlet pipe by the rust is avoided, the blockage of the water inlet pipe is caused, the service life of the backwater pressurizing unit is, the relief valve opens the pressure release or cooling through automatic, and then guarantee that medium pressure or temperature in the inlet tube are within the scope of setting for, thereby protect the normal work of inlet tube and return water pressurization unit, prevent to meet accident, improve the security that return water pressurization unit used, the heat-meter is used for the measurement to the circulating water temperature in inlet tube and the outlet pipe, not only can ensure can not be because of the circulating water temperature of inflow circulating pressurization water pump is too high, cause the damage to circulating pressurization water pump, and can in time know the temperature of the intraductal circulating water of outlet pipe, and then improve the security that return water pressurization unit used, the bumper shock absorber is used for the rocking that buffering circulating pressurization water pump in service caused inlet tube and outlet pipe, and then the security that the various instruments of installation above guarantee inlet tube and the outlet.

The parts of the device not involved are the same as or can be implemented using prior art.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic side view of the cross-sectional structure of the present invention;

FIG. 2 is a schematic side view of the present invention;

FIG. 3 is a schematic structural view of the middle filter layer of the present invention;

FIG. 4 is a schematic structural view of the adsorption layer of the present invention;

in the figure: 1. a water inlet pipe; 2. a water inlet pipe valve; 3. a filter layer; 4. a filter screen; 5. a butterfly valve; 6. an adsorption layer; 7. an adsorption net; 8. a safety valve; 9. a heat meter; 10. a ball valve; 11. a pressure gauge; 12. a circulating pressurized water pump; 13. a circulating pressure water pump protecting frame; 14. an inner groove of the protection frame; 15. a shock absorber; 16. a water outlet pipe; 17. a water stop valve; 18. and a water outlet pipe valve.

Detailed Description

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

Example 1

Referring to fig. 1-4, the present invention provides the following technical solutions: a centralized heating pipe network backwater pressurizing unit comprises a water inlet pipe 1, a water inlet pipe valve 2 is installed on one side of the water inlet pipe 1, a filter layer 3 is installed on one side of the water inlet pipe valve 2, a filter screen 4 is installed on one side of the filter layer 3, a butterfly valve 5 is installed on one side of the water inlet pipe valve 2, an adsorption layer 6 is installed on one side of the filter layer 3, an adsorption net 7 is installed on one side of the adsorption layer 6, a safety valve 8 is installed on one side of the water inlet pipe 1, a heat meter 9 is installed on one side of the safety valve 8, a ball valve 10 is installed on one side of the heat meter 9, a pressure meter 11 is installed on one side of the water inlet pipe 1, a circulating pressurizing water pump 12 is installed on one side of the circulating pressurizing water pump 12, a circulating pressurizing water pump protection frame 13 is installed on one, a damper 15 is installed on one side of the internal groove 14 of the protective frame, a water outlet pipe 16 is installed on one side of the circulating pressurization water pump 12, a water stop valve 17 is installed on one side of the water outlet pipe 16, and a water outlet pipe valve 18 is installed on one side of the water stop valve 17.

Specifically, the filter layer 3 is a circular ring-shaped filter layer, is arranged at the inner side of the water inlet pipe 1, and forms a certain inclination angle with the inner wall of the water inlet pipe 1; the filter layer 3 is used for fixing and protecting the filter screen 4, and further the use safety of the filter screen 4 is guaranteed.

Specifically, the filter screen 4 is a circular metal rubber filter screen and is arranged at the inner ring position of the filter layer 3; the filter screen 4 is used for the filtration to the circulating water, and then can avoid impurity to get into the heat supply pipe network and cause the jam of heat supply pipeline, and the metal rubber filter screen is corrosion-resistant, intensity is big, shock resistance, is suitable for solving high low temperature, big difference in temperature, high pressure, high vacuum, strong radiation, violent vibration and the filtration of liquid under the environment such as corruption to improve the filter effect to inlet tube 1 internal circulation water, and then the security of guarantee return water pressurization unit use.

Specifically, the adsorption layer 6 is a circular ring-shaped adsorption layer, is arranged at the inner side of the water inlet pipe 1, and forms a certain inclination angle with the inner wall of the water inlet pipe 1; the adsorption layer 6 is used for fixing and protecting the adsorption net 7, so that the use safety of the adsorption net 7 is guaranteed.

Specifically, the adsorption net 7 is a circular coconut fiber carbon adsorption net and is arranged at the inner ring position of the adsorption net 7; the adsorption net 7 is used for adsorbing rust formed on the inner wall of the water inlet pipe 1, the coconut fiber carbon has a developed specific surface area and rich micro-pores, the pore size is moderate, the distribution is uniform, the adsorption speed is high, and further the blockage of the water inlet pipe 1 caused by the fact that the rust mud is formed on the inner wall of the water inlet pipe 1 by the rust is avoided, so that the service life of the backwater pressurizing unit is prolonged.

Specifically, the safety valve 8 is a sealed all-copper safety valve and is arranged at the position of the outer ring of the water inlet pipe 1; when the pressure or the temperature in the water inlet pipe 1 exceeds the range of the set pressure or the set temperature of the safety valve 8, the safety valve 8 automatically opens to release the pressure or cool the water, and further the pressure or the temperature of a medium in the water inlet pipe 1 is ensured to be within the set range, so that the normal work of the water inlet pipe 1 and a backwater pressurizing unit is protected, accidents are prevented, and the use safety of the backwater pressurizing unit is improved.

Specifically, the number of the heat meters 9 is two, and the heat meters are arranged at the outer sides of the corresponding water inlet pipe 1 and the corresponding water outlet pipe 16; the heat meter 9 is used for measuring the temperature of circulating water in the water inlet pipe 1 and the water outlet pipe 16, not only can ensure that the circulating water temperature flowing into the circulating pressure water pump 12 is too high, and damage is caused to the circulating pressure water pump 12, but also the temperature of the circulating water in the water outlet pipe 16 can be known in time, and then the use safety of the backwater pressurizing unit is improved.

Specifically, the damper 15 is a rectangular damper and is installed at a position inside the inner groove 14 of the protection bracket; the damper 15 is used for buffering the shaking of the water inlet pipe 1 and the water outlet pipe 16 caused by the operation of the circulating pressure water pump 12, so as to ensure the use safety of various instruments installed on the water inlet pipe 1 and the water outlet pipe 16.

The working principle and the using process of the invention are as follows: when the water inlet pipe is used, the water inlet pipe valve 2 and the water outlet pipe valve 18 are opened, circulating water enters from the water inlet pipe 1, the filter layer 3 is used for fixing and protecting the filter screen 4, the filter screen 4 is used for filtering the circulating water, so that the blockage of a heat supply pipeline caused by the fact that impurities enter the heat supply pipeline network can be avoided, the metal rubber filter screen is corrosion-resistant, high in strength and impact-resistant, and is suitable for filtering liquid in the environments of high and low temperature, large temperature difference, high pressure, high vacuum, strong radiation, severe vibration, corrosion and the like, so that the filtering effect on the circulating water in the water inlet pipe 1 is improved, the adsorption layer 6 is used for fixing and protecting the adsorption screen 7, the adsorption screen 7 is used for adsorbing rust formed on the inner wall of the water inlet pipe 1, the coconut fiber carbon has a developed specific surface area and rich micro-pores, the pore diameters are moderate, the distribution is uniform, the, causing the blockage of the water inlet pipe 1, when the pressure or the temperature in the water inlet pipe 1 exceeds the set pressure or temperature range of the safety valve 8, the safety valve 8 automatically opens to release the pressure or reduce the temperature, further ensuring the pressure or temperature of the medium in the water inlet pipe 1 within the set range, thereby protecting the normal work of the water inlet pipe 1 and the backwater pressurizing unit and preventing accidents, the heat meter 9 is used for measuring the temperature of the circulating water in the water inlet pipe 1 and the water outlet pipe 16, not only ensuring that the temperature of the circulating water flowing into the circulating pressurizing water pump 12 is not too high, damage the circulating pressure water pump 12, and can know the temperature of the circulating water in the water outlet pipe 16 in time, the circulating water is pressurized by the circulating pressure water pump 12 and then flows out through the water outlet pipe 16, the shock absorber 15 is used for buffering the shaking of the water inlet pipe 1 and the water outlet pipe 16 caused by the running of the circulating pressure water pump 12, thereby ensuring the safety of various instruments arranged on the water inlet pipe 1 and the water outlet pipe 16.

Finally, it should be noted that: 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 described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a central heating pipe network return water pressurization unit which characterized in that: including inlet tube (1), inlet tube valve (2) are installed to one side of inlet tube (1), filter layer (3) are installed to one side of inlet tube valve (2), filter screen (4) are installed to one side of filter layer (3), butterfly valve (5) are installed to one side of inlet tube valve (2), adsorbed layer (6) are installed to one side of filter layer (3), adsorption net (7) are installed to one side of adsorbed layer (6), relief valve (8) are installed to one side of inlet tube (1), heat meter (9) are installed to one side of relief valve (8), ball valve (10) are installed to one side of heat meter (9), manometer (11) are installed to one side of inlet tube (1), circulation pressurized water pump (12) are installed to one side of inlet tube (1), circulation pressurized water pump fender bracket (13) are installed to one side of circulation pressurized water pump (12), the inner side of the circulating pressure water pump protection frame (13) is provided with a protection frame inner groove (14), a shock absorber (15) is installed on one side of the protection frame inner groove (14), a water outlet pipe (16) is installed on one side of the circulating pressure water pump (12), a water stop valve (17) is installed on one side of the water outlet pipe (16), and a water outlet pipe valve (18) is installed on one side of the water stop valve (17).

2. The central heating pipe network backwater pressurizing unit according to claim 1, characterized in that: the filter layer (3) is a circular ring-shaped filter layer, is arranged at the inner side of the water inlet pipe (1), and forms a certain inclination angle with the inner wall of the water inlet pipe (1).

3. The central heating pipe network backwater pressurizing unit according to claim 1, characterized in that: the filter screen (4) is a circular ring-shaped metal rubber filter screen and is arranged at the inner ring position of the filter layer (3).

4. The central heating pipe network backwater pressurizing unit according to claim 1, characterized in that: the adsorption layer (6) is a circular ring-shaped adsorption layer, is arranged at the inner side of the water inlet pipe (1), and forms a certain inclination angle with the inner wall of the water inlet pipe (1).

5. The central heating pipe network backwater pressurizing unit according to claim 1, characterized in that: the adsorption net (7) is a circular coconut fiber carbon adsorption net and is arranged at the position of the inner ring of the adsorption net (7).

6. The central heating pipe network backwater pressurizing unit according to claim 1, characterized in that: the safety valve (8) is a sealed all-copper safety valve and is arranged at the position of the outer ring of the water inlet pipe (1).

7. The central heating pipe network backwater pressurizing unit according to claim 1, characterized in that: the heat meters (9) are two in number and are arranged at the outer sides of the corresponding water inlet pipe (1) and the corresponding water outlet pipe (16).

8. The central heating pipe network backwater pressurizing unit according to claim 1, characterized in that: the shock absorber (15) is a rectangular shock absorber and is arranged at the position on the inner side of the inner groove (14) of the protective frame.