Intelligent control box for outdoor water pump

Abstract

The utility model discloses an outdoor water pump intelligent control box which comprises a box body, and a box cover is arranged on one side of an opening of the box body. Ventilation shutters are arranged on the upper portions of the left side wall and the right side wall of the box body, and cooling fans and air filtering modules are arranged at the positions, corresponding to the shutters, of the inner wall of the box body. Moisture absorption modules are arranged at the top and the lower parts of the inner walls of the left and right sides in the box body; a base is arranged at the bottom of the box body; a variable frequency water pump and a heating device are arranged on the base; a mounting back plate is arranged in the box body, and an integrated intelligent controller, a first temperature sensor and a plurality of electrical elements are arranged on the mounting back plate; a first heat preservation jacket is arranged between the mounting back plate and the inner wall of the box body, and a second heat preservation jacket is arranged on the outer wall of an impeller bin of the variable frequency water pump; according to the box body, the working environment of electrical elements in the box body can be improved, the service life of the electrical elements is ensured, and the variable-frequency water pump and the electrical elements can work normally when the temperature is too low in winter.

Description

Technical Field

[0001] The utility model relates to the technical field of water pump control, in particular to an outdoor water pump intelligent control box. Background Art

[0002] In daily life and production, water pump control boxes are mainly used for automatic control of water pumps in industrial and agricultural production and various building water supply, drainage, fire protection, sprinkler network pressurization, and HVAC hot and cold water circulation.

[0003] Chinese patent CN213880509U discloses an intelligent water pump control box, which uses an integrated intelligent controller to control the start and stop of the water pump. However, the integrated intelligent controller of the water pump control box is set on the box cover, which is easy to cause safety problems if it is set outdoors. In addition, due to weather reasons, the temperature of the water pump control box set outdoors is too low or too high, and the environment is too humid, the service life of various electrical components in the water pump control box will be shortened. On the other hand, due to weather reasons, the temperature of the water pump set outdoors is too low in winter, and the residual water in the water pump impeller compartment will freeze, freezing the impeller, causing the water pump to fail to start. Utility Model Content

[0004] The utility model aims to provide an outdoor water pump intelligent control box.

[0005] The innovation of the utility model lies in: arranging an air filter module, a moisture absorption module and a heat dissipation fan in the box body, which can improve the working environment of the electrical components in the box body and ensure the service life of the electrical components; by arranging a heating device to heat the impeller chamber and the mounting back plate of the variable frequency water pump, it is ensured that the variable frequency water pump and electrical components can work normally when the temperature is too low in winter.

[0006] In order to achieve the above utility model purpose, the technical solution of the utility model is:

[0007] An outdoor water pump intelligent control box comprises a box body, wherein a box cover is arranged on one side of the box body opening; ventilation shutters are arranged on the upper parts of the left and right side walls of the box body, and cooling fans and air filter modules are arranged on the inner walls at positions corresponding to the shutters; moisture absorption modules are arranged on the top of the box body and the lower parts of the left and right side inner walls; a base is arranged at the bottom of the box body, and a variable frequency water pump and a heating device are arranged on the base; a mounting back plate is arranged in the box body, and an integrated intelligent controller, a first temperature sensor and a plurality of electrical components are arranged on the mounting back plate; a first thermal insulation jacket is arranged between the mounting back plate and the inner wall of the box body, and a second thermal insulation jacket is arranged on the outer wall of the impeller compartment of the variable frequency water pump, and the first thermal insulation jacket and the second thermal insulation jacket are connected to the heating device through pipelines; the plurality of electrical components, the first temperature sensor and the variable frequency water pump are all connected to the integrated intelligent controller.

[0008] Furthermore, the heating device includes a heating chamber, an electric heating rod is arranged in the heating chamber, a second temperature sensor is arranged in the heating chamber, and a circulating pump is also arranged on the pipeline. The electric heating rod, the second temperature sensor and the circulating pump are all connected to the integrated intelligent controller.

[0009] Furthermore, the air filtration module, desiccant module and cooling fan are all installed and fixed by a fixing frame; the fixing frame includes two relatively arranged L-shaped brackets, the air filtration module and desiccant module are inserted between the two brackets and engage with the inner wall of the bracket; the cooling fan is fixedly connected to the bracket by bolts.

[0010] The beneficial effects of the utility model are:

[0011] First: installing an air filter module, a moisture absorption module and a cooling fan in the box can improve the working environment of the electrical components in the box and ensure the service life of the electrical components.

[0012] Second: Set up a heating device to heat the impeller chamber and mounting back plate of the variable frequency water pump to ensure that the variable frequency water pump and electrical components can work normally when the temperature is too low in winter.

[0013] Third: The integrated intelligent controller is installed in the box, and automatic control is achieved by using the integrated intelligent controller; the air filtration module and the moisture absorption module use a modular pull-out installation mode, which is convenient for replacement during maintenance. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the structure of the utility model.

[0015] In the figure: 10 is a box body, 11 is a box cover, 12 is a shutter, 13 is a cooling fan, 14 is an air filter module, 15 is a moisture absorption module, 16 is a base, 17 is a mounting back plate, 20 is a variable frequency water pump, 30 is a heating device, 31 is a pipeline, 32 is a heating chamber, 33 is an electric heating rod, 34 is a circulating pump, 40 is an integrated intelligent controller, 41 is an electrical component, 50 is a first thermal insulation jacket, 51 is a second thermal insulation jacket, 60 is a fixing frame, and 61 is a bracket. DETAILED DESCRIPTION

[0016] The technical solutions in the embodiments of the present utility model will be described clearly and completely below in conjunction with the accompanying drawings.

[0017] An outdoor water pump intelligent control box comprises a box body 10, a box cover 11 is arranged on one side of the opening of the box body 10; ventilation shutters 12 are arranged on the upper parts of the left and right side walls of the box body 10, and a cooling fan 13 and an air filter module 14 are arranged at the positions of the inner wall corresponding to the shutters 12; a moisture absorption module 15 is arranged on the top of the box body 10 and the lower parts of the left and right side inner walls; a base 16 is arranged at the bottom of the box body 10, and a variable frequency water pump 20 and a heating device 30 are arranged on the base 16; a mounting back is arranged in the box body 10 The mounting back plate 17 is provided with an integrated intelligent controller 40, a first temperature sensor and a plurality of electrical components 41; a first insulation jacket 50 is provided between the mounting back plate 17 and the inner wall of the box body 10, a second insulation jacket 51 is provided on the outer wall of the impeller compartment of the variable frequency water pump 20, and the first insulation jacket 50 and the second insulation jacket 51 are connected to the heating device 30 through a pipeline 31; the plurality of electrical components 41, the first temperature sensor and the variable frequency water pump 20 are all connected to the integrated intelligent controller 40.

[0018] Furthermore, the integrated intelligent controller 40 is a prior art and will not be described in detail here.

[0019] Furthermore, the base 16 may be a shock-absorbing base, which can reduce the noise of the variable frequency water pump 20 when it is working.

[0020] Furthermore, although the frequency conversion water pump 20 is arranged in the box body 10, the volume of the box body 10 will be increased. However, considering various outdoor environments, it can protect the frequency conversion water pump 20 by being arranged in the box body 10, and it is also convenient to heat the impeller chamber of the frequency conversion water pump 20.

[0021] Furthermore, the heating device 30 includes a heating chamber 32, an electric heating rod 33 is arranged in the heating chamber 32, a second temperature sensor is arranged in the heating chamber 32, and a circulating pump 34 is also arranged on the pipeline 31. The electric heating rod 33, the second temperature sensor and the circulating pump 34 are all connected to the integrated intelligent controller 40.

[0022] Furthermore, the air filter module 14, the desiccant module 15 and the cooling fan 13 are all installed and fixed by a fixing frame 60; the fixing frame 60 includes two L-shaped brackets 61 arranged opposite to each other, and the air filter module 14 and the desiccant module 15 are inserted between the two brackets 61 and engaged with the inner wall of the bracket 61; the cooling fan 13 is fixedly connected to the bracket 61 by bolts.

[0023] Furthermore, the air filter module 14 and the moisture absorption module 15 are both modularly designed, and are installed with the bracket 61 in a pull-out manner. The staff can directly pull them out and replace them during maintenance. The modularly designed air filter module 14 and the moisture absorption module 15 are both existing technologies and will not be described here.

[0024] Furthermore, the first temperature sensor (not shown in the figure) monitors the temperature inside the box body 10. When the temperature is too low, the integrated intelligent controller 40 controls the electric heating rod 33 in the heating device 30 to turn on, so as to heat the liquid in the heating chamber 32. The second temperature sensor (not shown in the figure) monitors the temperature in the heating chamber 32 to avoid excessive heating temperature and waste of energy. The integrated intelligent controller 40 controls the turning on of the circulation pump 34. The heated liquid circulates between the first insulation jacket 50, the second insulation jacket 51 and the heating chamber 32, and heats the impeller chamber and the mounting back plate 17 of the variable frequency water pump 20, so as to ensure the normal operation of the variable frequency water pump 20 and the electrical components 41.

[0025] The described embodiments are only some embodiments of the utility model, not all embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

Claims

1. An outdoor water pump intelligent control box, comprising a box body (10), wherein a box cover (11) is provided on one side of the opening of the box body (10); characterized in that: Ventilation shutters (12) are arranged on the upper parts of the left and right side walls of the box body (10), and cooling fans (13) and air filter modules (14) are arranged on the inner wall at positions corresponding to the shutters (12); moisture absorption modules (15) are arranged on the top of the box body (10) and the lower parts of the left and right side inner walls; a base (16) is arranged on the bottom of the box body (10), and a variable frequency water pump (20) and a heating device (30) are arranged on the base (16); a mounting back plate (17) is arranged inside the box body (10), and an integrated An integrated intelligent controller (40), a first temperature sensor and a plurality of electrical components (41); a first thermal insulation jacket (50) is arranged between the mounting back plate (17) and the inner wall of the casing (10); a second thermal insulation jacket (51) is arranged on the outer wall of the impeller chamber of the variable frequency water pump (20); the first thermal insulation jacket (50) and the second thermal insulation jacket (51) are connected to the heating device (30) via a pipeline (31); and the plurality of electrical components (41), the first temperature sensor and the variable frequency water pump (20) are all connected to the integrated intelligent controller (40).

2. An outdoor water pump intelligent control box according to claim 1, characterized in that: The heating device (30) comprises a heating chamber (32), an electric heating rod (33) is arranged in the heating chamber (32), a second temperature sensor is arranged in the heating chamber (32), a circulation pump (34) is also arranged on the pipeline (31), and the electric heating rod (33), the second temperature sensor and the circulation pump (34) are all connected to an integrated intelligent controller (40).

3. The outdoor water pump intelligent control box according to claim 1 is characterized in that: The air filter module (14), the moisture absorption module (15) and the heat dissipation fan (13) are all installed and fixed by a fixing frame (60); the fixing frame (60) comprises two L-shaped brackets (61) arranged opposite to each other, the air filter module (14) and the moisture absorption module (15) are inserted between the two brackets (61) and are engaged with the inner wall of the bracket (61); the heat dissipation fan (13) is fixedly connected to the bracket (61) by bolts.

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