CN216436959U

CN216436959U - High-efficient waterproof shielding circulating pump terminal box

Info

Publication number: CN216436959U
Application number: CN202122212890.0U
Authority: CN
Inventors: 杜建红; 牛大星; 李开恩
Original assignee: Wuhu Delup Water Pump Co ltd
Current assignee: Wuhu Delup Water Pump Co ltd
Priority date: 2021-09-13
Filing date: 2021-09-13
Publication date: 2022-05-03
Anticipated expiration: 2031-09-13

Abstract

The utility model provides a high-efficiency waterproof shielding circulating pump junction box, which comprises a shielding pump body, wherein one side of the outer wall of the shielding pump body is provided with a threaded hole connecting block, the threaded hole connecting block is provided with a junction box, a power distribution cavity and a waterproof cavity are arranged in the junction box, an automatic waterproof and moistureproof assembly is arranged in the waterproof cavity, the automatic waterproof and moistureproof assembly comprises an installation seat, the installation seat is mutually connected with the lower edge of the opening position of the waterproof cavity through a bolt, the lower surface of the inner wall of the installation seat is symmetrically provided with motors, the output end of each motor is provided with an output shaft, each output shaft is provided with a plurality of rotating blades in an equidistant surrounding manner, each motor is electrically connected with a humidity sensor, and the lower side of a shell of the humidity sensor is provided with a power supply box. And the installation is convenient, the structure is simple, the manufacturing cost is lower, and certain market value is achieved.

Description

High-efficient waterproof shielding circulating pump terminal box

Technical Field

The utility model mainly relates to the technical field of canned motor pumps, in particular to a high-efficiency waterproof canned motor pump junction box.

Background

The canned motor pump is a sealless pump, the pump and the driving motor are sealed in a pressure container filled with pumped medium, the pressure container only has static seal, and a wire group is used for providing a rotating magnetic field and driving a rotor.

In the existing canned motor pump terminal box, for example, the technical structure of the application document with the application number of CN202120114731.4, the canned motor pump terminal box comprises a terminal box, a box cover clamping fixture, a meter clamping fixture and a wire outlet clamping fixture; the junction box is provided with an inner cavity, and a fixing part, a box cover mounting hole, an instrument mounting hole and a wire outlet hole which are communicated with the inner cavity are arranged on the side of the junction box; the box cover clamping fixture is arranged on one side of the box cover mounting hole and used for blocking the box cover mounting hole; the instrument clamping fixture is arranged on one side of the instrument mounting hole and used for blocking the instrument mounting hole; the wire outlet hole clamping fixture is arranged on one side of the wire outlet hole and used for blocking the wire outlet hole; one of the box cover clamping fixture, the instrument clamping fixture and the wire outlet hole clamping fixture is provided with a paint spraying opening for paint spraying, although the connection of the junction box to a cable is realized, the junction box has no good waterproof function, and is in a humid environment for a long time, so that the internal circuit of the junction box is easily damaged.

Based on this, we need to develop an automatic waterproof and moistureproof assembly, so that the inside of the junction box is in a dry environment, the internal circuit is prevented from being affected with damp and damaged, and the assembly is convenient to install, simple in structure, low in manufacturing cost and has certain market value.

SUMMERY OF THE UTILITY MODEL

The utility model mainly provides a high-efficiency waterproof shielding circulating pump junction box, which is used for solving the technical problems in the background technology.

The technical scheme adopted by the utility model for solving the technical problems is as follows:

a high-efficiency waterproof junction box of a shielding circulating pump comprises a shielding pump body, wherein a threaded hole connecting block is arranged on one side of the outer wall of the shielding pump body, a junction box is arranged on the threaded hole connecting block, a power distribution cavity and a waterproof cavity are arranged in the junction box, an automatic waterproof and moistureproof assembly is arranged in the waterproof cavity and comprises a mounting seat, the mounting seat is connected with the lower edge of the opening position of the waterproof cavity through a bolt, the lower surface of the inner wall of the mounting seat is symmetrically provided with motors, the output end of each motor is provided with an output shaft, each output shaft is provided with a plurality of rotating blades in an equidistant surrounding manner, each motor is electrically connected with a humidity sensor, a power supply box is arranged on the lower side of the shell of the humidity sensor, and the lower side of the outer wall of the power supply box is connected with the lower surface of the inner wall of the mounting seat.

Further, a perforation is arranged between the power distribution cavity and the waterproof cavity.

Furthermore, a circular hole supporting plate is arranged on the through hole.

Furthermore, a water-absorbing sponge layer is arranged on the inner wall of the power distribution cavity.

Furthermore, a plurality of air vents are arranged on one side of the power distribution cavity in parallel at equal intervals, and a plurality of water retaining blocks are arranged in each air vent and are arranged in a staggered mode.

Furthermore, the other side of the power distribution cavity is rotatably connected with a sealing cover, and a waterproof sealing strip is arranged at the edge of the sealing cover.

Furthermore, a cable interface is arranged on one side of the sealing cover.

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

the automatic waterproof and moistureproof assembly realizes that the interior of the junction box is in a dry environment, internal circuits are prevented from being affected with damp and damaged, the automatic waterproof and moistureproof assembly is convenient to install, simple in structure, low in manufacturing cost and high in market value, water in air in the junction box is absorbed through the water absorption sponge layer, a certain blocking effect on liquid outside the junction box is realized while air permeability is realized through the mutual matching of the air vent and the water blocking block, and the sealing and waterproofing of a gap between the junction box and the sealing cover are realized through the waterproof sealing strip.

The present invention will be explained in detail below with reference to the drawings and specific embodiments.

Drawings

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

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

FIG. 3 is a cross-sectional view of the internal structure of the junction box of the present invention;

fig. 4 is an enlarged view of the area of fig. 3A.

In the figure: 1. a canned pump; 11. a threaded hole connecting block; 2. a junction box; 21. a power distribution cavity; 22. a waterproof cavity; 23. sealing cover; 24. a waterproof sealing strip; 25. a cable interface; 26. a circular hole supporting plate; 27. perforating; 28. a vent hole; 281. a water retaining block; 29. a water-absorbing sponge layer; 3. an automatic waterproof and moistureproof assembly; 31. a mounting seat; 32. a motor; 33. an output shaft; 34. a rotating blade; 35. a humidity sensor; 36. power supply box.

Detailed Description

In order to facilitate an understanding of the utility model, the utility model will now be described more fully hereinafter with reference to the accompanying drawings, in which several embodiments of the utility model are shown, but which may be embodied in different forms and not limited to the embodiments described herein, but which are provided so as to provide a more thorough and complete disclosure of the utility model.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may be present, and when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present, as the terms "vertical", "horizontal", "left", "right" and the like are used herein for descriptive purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the knowledge of the terms used herein in the specification of the present invention is for the purpose of describing particular embodiments and is not intended to limit the present invention, and the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Please refer to fig. 1-4 heavily, a high-efficiency waterproof junction box for a shielding circulation pump comprises a shielding pump body 1, a threaded hole connection block 11 is arranged on one side of the outer wall of the shielding pump body 1, a junction box 2 is arranged on the threaded hole connection block 11, a power distribution cavity 21 and a waterproof cavity 22 are arranged in the junction box 2, an automatic waterproof and moistureproof component 3 is arranged in the waterproof cavity 22, the automatic waterproof and moistureproof component 3 comprises an installation seat 31, the installation seat 31 is connected with the lower edge of the opening position of the waterproof cavity 22 through bolts, motors 32 are symmetrically arranged on the lower surface of the inner wall of the installation seat 31, an output end of each motor 32 is provided with an output shaft 33, a plurality of rotating blades 34 are arranged on each output shaft 33 in a surrounding manner at equal intervals, each motor 32 is electrically connected with a humidity sensor 35 (model: AHT25), a power supply box 36 is arranged on the lower side of the housing of the humidity sensor 35, the lower side of the outer wall of the power box 36 is connected with the lower surface of the inner wall of the mounting seat 31.

Please refer to fig. 2 again, the other side of the distribution cavity 21 is rotatably connected with a sealing cover 23, a waterproof sealing strip 24 is arranged at the edge of the sealing cover 23, the waterproof sealing strip 24 seals the gap between the junction box 2 and the sealing cover 23, a cable connector 25 is arranged at one side of the sealing cover 23, and the cable is connected into the junction box 2 through the cable connector 25.

Please refer to fig. 3 and fig. 4, a perforation 27 is disposed between the power distribution chamber 21 and the waterproof chamber 22, a circular hole support plate 26 is disposed on the perforation 27, air circulation between the power distribution chamber 21 and the waterproof chamber 22 is realized through the perforation 27 and the circular hole support plate 26, a water absorption sponge layer 29 is disposed on an inner wall of the power distribution chamber 21, moisture in air inside the junction box 2 is absorbed through the water absorption sponge layer 29, a plurality of vent holes 28 are disposed in parallel at equal intervals on one side of the power distribution chamber 21, a plurality of water blocking blocks 281 are disposed in each vent hole 28 and are arranged in a staggered manner, and a certain blocking effect on liquid outside the junction box 2 is realized while ventilation is realized through the mutual matching of the vent holes 28 and the water blocking blocks 281.

The specific operation mode of the utility model is as follows:

at first install terminal box 2 on canned motor pump 1 through screw hole connecting block 11, then by humidity transducer 35 in the automatic waterproof and moisture-proof subassembly 3, detect the humidity of 2 inner spaces of terminal box, when humidity reachd certain degree, motor 32 starts, and output shaft 33 drives rotating vane 34 and rotates, and the flow of the inside air of terminal box 2 with higher speed is air-dried, and the sponge layer 29 that absorbs water simultaneously can absorb some moisture in the distribution chamber 21.

The utility model is described above with reference to the accompanying drawings, it is obvious that the utility model is not limited to the above-described embodiments, and it is within the scope of the utility model to adopt such insubstantial modifications of the inventive method concept and solution, or to apply the inventive concept and solution directly to other applications without modification.

Claims

1. A high-efficiency waterproof shielding circulating pump junction box comprises a shielding pump body (1) and is characterized in that a threaded hole connecting block (11) is arranged on one side of the outer wall of the shielding pump body (1), a junction box (2) is arranged on the threaded hole connecting block (11), a power distribution cavity (21) and a waterproof cavity (22) are arranged in the junction box (2), an automatic waterproof and moistureproof assembly (3) is arranged in the waterproof cavity (22), the automatic waterproof and moistureproof assembly (3) comprises an installation seat (31), the installation seat (31) is mutually connected with the lower edge of the opening position of the waterproof cavity (22) through bolts, motors (32) are symmetrically arranged on the lower surface of the inner wall of the installation seat (31), an output shaft (33) is arranged at the output end of each motor (32), and a plurality of rotating blades (34) are arranged on the output shafts (33) in a surrounding mode at equal intervals, every equal electrically connected of motor (32) has humidity transducer (35), the casing downside of humidity transducer (35) is provided with power pack (36), the outer wall downside and mount pad (31) inner wall lower surface interconnect of power pack (36).

2. An efficient waterproof shielding circulation pump junction box according to claim 1, wherein a perforation (27) is provided between the distribution chamber (21) and the waterproof chamber (22).

3. An efficient waterproof shielding circulation pump junction box according to claim 2, wherein a circular hole support plate (26) is provided on the through hole (27).

4. The high-efficiency waterproof shielding circulation pump junction box according to claim 2, wherein the inner wall of the power distribution cavity (21) is provided with a water absorption sponge layer (29).

5. The high-efficiency waterproof shielding circulation pump junction box according to claim 4, wherein a plurality of vent holes (28) are arranged in parallel on one side of the distribution cavity (21) at equal intervals, and a plurality of water blocking blocks (281) are arranged in each vent hole (28) and are staggered.

6. The high-efficiency waterproof shielding circulation pump junction box according to claim 5, wherein a sealing cover (23) is rotatably connected to the other side of the distribution cavity (21), and a waterproof sealing strip (24) is arranged at the edge of the sealing cover (23).

7. The high-efficiency waterproof shielding circulation pump junction box according to claim 6, wherein a cable port (25) is arranged on one side of the sealing cover (23).