CN216016608U - Protection device of motor of water meter - Google Patents

Abstract

The utility model discloses a protection device of a motor of a water meter, which relates to the technical field of motor protection and comprises a shell device, a fixing device, a vibration damping device, a rotating shaft protection device, a heat dissipation device and a control device, wherein the shell device comprises a box body and a box cover, one side surface of the box cover is connected with the lower surface of the box body, the fixing device comprises a first fixing shell, one side surface of the first fixing shell is connected with the peripheral side surface of the motor, the rotating shaft protection device comprises a motor shaft, a second bearing and a protection shell, the peripheral side surface of the motor shaft is connected with the inner surface of the second bearing, and the inner surface of the protection shell is connected with the outer surface of the second bearing. According to the water meter motor protection device, the vibration of the motor is reduced by arranging the damping spring, the working stability of the motor is improved, the noise is reduced, a large amount of heat generated during the working of the motor is dissipated by arranging the radiating fins, the air circulation is increased by arranging the fan, and the temperature of the motor during the working is more easily reduced.

Description

Protection device of motor of water meter

Technical Field

The utility model relates to the technical field of motor protection, in particular to a protection device for a motor of a water meter.

Background

The motor plays an important role in various devices and fields as a power source of electric appliances or various machines. The motor protector's effect is for the comprehensive protection of motor, in motor operation in-process, can appear transshipping, lack the looks, the locked rotor, the short circuit, excessive pressure, under-voltage, the electric leakage, three-phase unbalance, it is overheated, bearing wearing and tearing, stator and rotor off-centre scheduling problem, can cause the damage of motor, for example motor shaft is the important part of connecting rotatable parts, pole or other parts can take place the skew in the rotation process, the junction appears not hard up produce great vibrations and cause motor shaft can take place friction and fracture in work, and can produce a large amount of heats when motor work, if untimely the heat dissipation can cause the motor to damage, for this reason, we provide the protection device of the motor of a water gauge.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a water meter motor protection device which can effectively solve the problems of breakage of a rotating shaft and incapability of timely heat dissipation in the background technology.

In order to achieve the purpose, the utility model adopts the technical scheme that: a protection device of a water meter motor comprises a shell device, a fixing device, a vibration damper, a rotating shaft protection device, a heat dissipation device and a control device, wherein the shell device comprises a box body and a box cover, one side surface of the box cover is connected with the upper surface of the box body, the fixing device comprises a motor body, a first fixed shell and a second fixed shell, one side surface of the first fixed shell is connected with the peripheral side surface of the motor body, one side surface of the second fixed shell is connected with the peripheral side surface of the motor body, the vibration damper comprises a first upper extrusion plate, a first extrusion spring and a first lower extrusion plate, the lower surfaces of the first lower extrusion plates are connected with the upper surface of the first fixed shell, the lower surfaces of the first lower extrusion plates are connected with the upper surface of the second fixed shell, and the upper surfaces of the first upper extrusion plates are connected with the upper surface of the inner part of the box body, one end of each first extrusion spring is respectively connected with the upper surfaces of the first lower extrusion plates, the other end of each first extrusion spring is respectively connected with the lower surfaces of the first upper extrusion plates, the rotating shaft protection device comprises a rotating shaft, a mounting plate and a first bearing, the surface of one side of the motor body is provided with the rotating shaft, the motor body is in rotating fit with the rotating shaft, the surface of one side of the mounting plate is provided with a mounting hole, the first bearing is connected with the mounting hole, the surface of the periphery of the rotating shaft is connected with the inner surface of the first bearing, the heat dissipation device comprises a temperature sensor, a fan and a first heat dissipation sheet, the lower surface of the temperature sensor is connected with one surface inside the box body, one surface of the box body is provided with two through holes, the two fans are respectively connected with the two through holes, and the upper surface of the first heat dissipation sheet is connected with the lower surface of the first fixing shell, the control device comprises a control case, and the lower surface of the control case is connected with one surface in the box body.

Preferably, the housing means further comprises a handle, a side surface of the handle being connected to an upper surface of the cover, the handle facilitating opening of the cover.

Preferably, the fixing device further comprises a bolt, a plurality of first threaded holes are formed in one side surface of the first fixing shell, the plurality of bolts are respectively in rotating fit with the plurality of first threaded holes, and the bolt is used for connecting the first fixing shell and the second fixing shell.

Preferably, damping device still includes stripper plate, second extrusion spring and second stripper plate, two on the second stripper plate upper surface all with first set casing under surface connection, two on the second stripper plate upper surface all with second set casing under surface connection, a plurality of stripper plate upper surface all is connected with box inside under surface connection, a plurality of under second extrusion spring one end respectively with a plurality of second stripper plate upper surface connection, a plurality of under the second extrusion spring other end respectively with a plurality of seconds stripper plate under surface connection, the effect of second extrusion spring is the vibration that sends when slowing down the motor body operation, extension motor body life.

Preferably, pivot protection device still includes second bearing and protective housing, second bearing internal surface and rotation axis week side surface connection, protective housing internal surface and second bearing week side surface connection, protective housing one end and mounting panel one side surface connection, the protective housing is used for protecting the rotation axis, avoids the damage of rotation axis.

Preferably, the heat dissipation device further comprises a second heat dissipation fin, the upper surface of the second heat dissipation fin is connected with the lower surface of the second fixing shell, and the second heat dissipation fin is used for dissipating heat generated by the motor body during working, so that the service life of the motor body is prolonged.

Preferably, the control device further comprises a circuit board and a control chip, one surface of the circuit board is electrically connected with the control chip, the fan is electrically connected with the control chip, and the control chip is mainly used for controlling the fan to be turned on or turned off.

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

according to the utility model, the protective shell is additionally arranged on the motor rotating shaft, the easily-damaged part in the middle of the motor rotating shaft is protected, so that the motor rotating shaft cannot be easily damaged by external influence, the integral safety is improved, and the bearings are arranged in the protective shell and the mounting plate, so that the device is convenient to mount, and the vibration degree of the motor rotating shaft can be reduced by the two groups of bearings, thereby reducing the abrasion degree of the motor rotating shaft and prolonging the service life of the motor rotating shaft.

According to the utility model, the vibration of the motor is reduced by arranging the damping spring, the working stability of the motor is improved, and the noise is reduced.

The cooling fins are arranged to dissipate a large amount of heat generated by the motor during working, and the fan is arranged to increase air circulation and lower the temperature of the motor during working more easily.

Drawings

Fig. 1 is a schematic view of the overall external structure of a protection device for a motor of a water meter according to the present invention;

figure 2 is a schematic isometric view of a protection device for the motor of a water meter in accordance with the present invention;

fig. 3 is a schematic view of the overall internal structure of a protection device for the motor of a water meter according to the present invention;

fig. 4 is a schematic top view of a protection device for a motor of a water meter in accordance with the present invention;

FIG. 5 is a schematic cross-sectional view taken at E-E of FIG. 4 in accordance with the present invention;

fig. 6 is a schematic view of a spindle protector for a motor of a water meter in accordance with the present invention;

FIG. 7 is a schematic cross-sectional view taken at D-D of FIG. 6 according to the present invention.

In the figure: 100. housing means; 110. a box body; 120. a box cover; 130. a handle; 200. a fixing device; 210. a motor body; 220. a first stationary case; 230. a second stationary case; 240. a bolt; 300. a vibration damping device; 310. a first upper compression plate; 320. a first pressing spring; 330. a first lower squeeze plate; 340. a second upper stripper plate; 350. a second pressing spring; 360. a second lower stripper plate; 400. a rotating shaft protection device; 410. a rotating shaft; 420. mounting a plate; 430. a first bearing; 440. a second bearing; 450. a protective shell; 500. a heat sink; 510. a temperature sensor; 520. a fan; 530. a first heat sink; 540. a second heat sink; 600. a control device; 610. a control cabinet; 620. a circuit board; 630. and a control chip.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 7, the present invention is a protection device for a water meter motor, including a housing device 100, a fixing device 200, a vibration damping device 300, a rotation shaft protection device 400, a heat dissipation device 500, and a control device 600, wherein the housing device 100 includes a case 110 and a case cover 120, a side surface of the case cover 120 is connected to an upper surface of the case 110, the fixing device 200 includes a motor body 210, a first fixing case 220, and a second fixing case 230, a side surface of the first fixing case 220 is connected to a peripheral side surface of the motor body 210, a side surface of the second fixing case 230 is connected to a peripheral side surface of the motor body 210, the vibration damping device 300 includes a first upper pressing plate 310, a first pressing spring 320, and first lower pressing plates 330, lower surfaces of the two first lower pressing plates 330 are connected to an upper surface of the first fixing case 220, lower surfaces of the two first lower pressing plates 330 are connected to an upper surface of the second fixing case 230, the upper surfaces of the plurality of first upper compression plates 310 are connected with the upper surface inside the box body 110, one ends of the plurality of first compression springs 320 are respectively connected with the upper surfaces of the plurality of first lower compression plates 330, the other ends of the plurality of first compression springs 320 are respectively connected with the lower surfaces of the plurality of first upper compression plates 310, the rotating shaft protection device 400 comprises a rotating shaft 410, a mounting plate 420 and a first bearing 430, the rotating shaft 410 is arranged on one side surface of the motor body 210, the motor body 210 is in rotating fit with the rotating shaft 410, a mounting hole is arranged on one side surface of the mounting plate 420, the first bearing 430 is connected with the mounting hole, the peripheral side surface of the rotating shaft 410 is connected with the inner surface of the first bearing 430, the heat dissipation device 500 comprises a temperature sensor 510, a fan 520 and a first heat dissipation fin 530, the lower surface of the temperature sensor 510 is connected with one surface inside the box body 110, two through holes are arranged on one side surface of the box body 110, and the two fans 520 are respectively connected with the two through holes, the upper surface of the first heat sink 530 is connected to the lower surface of the first fixing case 220, and the control device 600 includes a control housing 610, and the lower surface of the control housing 610 is connected to a surface inside the case 110.

Further, the housing apparatus 100 further includes a handle 130, a side surface of the handle 130 is connected to an upper surface of the cover 120, and the handle 130 facilitates the opening of the cover 120.

Further, the fixing device 200 further includes a bolt 240, a plurality of first threaded holes are formed in a side surface of the first fixing shell 220, the plurality of bolts 240 are respectively in rotating fit with the plurality of first threaded holes, and the bolt 240 is used for connecting the first fixing shell 220 and the second fixing shell 230.

Further, the vibration damping device 300 further comprises a second upper extrusion plate 340, second extrusion springs 350 and a second lower extrusion plate 360, the upper surfaces of the two second upper extrusion plates 340 are both connected with the lower surface of the first fixed shell 220, the upper surfaces of the two second upper extrusion plates 340 are both connected with the lower surface of the second fixed shell 230, the upper surfaces of the second lower extrusion plates 360 are both connected with the inner lower surface of the box body 110, one ends of the second extrusion springs 350 are respectively connected with the upper surfaces of the second lower extrusion plates 360, the other ends of the second extrusion springs 350 are respectively connected with the lower surfaces of the second upper extrusion plates 340, the second extrusion springs 350 are used for reducing vibration generated when the motor body 210 operates, and the service life of the motor body 210 is prolonged.

Further, the rotation shaft protection device 400 further includes a second bearing 440 and a protection shell 450, an inner surface of the second bearing 440 is connected to the circumferential side surface of the rotation shaft 410, an inner surface of the protection shell 450 is connected to the circumferential side surface of the second bearing 440, one end of the protection shell 450 is connected to one side surface of the mounting plate 420, and the protection shell 450 is used for protecting the rotation shaft 410 and preventing the rotation shaft 410 from being damaged.

Further, the heat dissipation device 500 further includes a second heat dissipation fin 540, an upper surface of the second heat dissipation fin 540 is connected to a lower surface of the second fixing case 230, and the second heat dissipation fin 540 is used for dissipating heat generated by the motor body 210 during operation, so as to prolong a service life of the motor body 210.

Further, the control device 600 further includes a circuit board 620 and a control chip 630, wherein a surface of the circuit board 620 is electrically connected to the control chip 630, the fan 520 is electrically connected to the control chip 630, and the control chip 630 mainly controls the fan 520 to be turned on or off.

The working principle of the utility model is as follows:

referring to fig. 1-7, the present invention is a protection device for a water meter motor, wherein a model of a motor body 210 is 030 micro motor, a model of a temperature sensor 510 is D6T-1A-02, a model of a circuit board 620 is TD851406VIDG, a model of a control chip 630 is AVR169, a first fixing shell 220 and a second fixing shell 230 fix the motor body 210, a bolt 240 connects the first fixing shell 220 and the second fixing shell 230, a first pressing spring 320 and a second pressing spring 350, so as to reduce vibration of the motor body 210, a first heat sink 530 and a second heat sink 540 dissipate heat generated by the motor body 210, the temperature sensor 510 senses ambient temperature, and when the temperature is higher than a set value, the temperature sensor 510 sends out a wireless signal, and the control chip 630 receives the signal and controls the opening of a fan 520, so as to enhance air circulation.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (7)

1. A protection device of a water meter motor comprises a shell device (100), a fixing device (200), a damping device (300), a rotating shaft protection device (400), a heat dissipation device (500) and a control device (600), and is characterized in that: the casing device (100) comprises a box body (110) and a box cover (120), one side surface of the box cover (120) is connected with the upper surface of the box body (110), the fixing device (200) comprises a motor body (210), a first fixing shell (220) and a second fixing shell (230), one side surface of the first fixing shell (220) is connected with the circumferential side surface of the motor body (210), one side surface of the second fixing shell (230) is connected with the circumferential side surface of the motor body (210), the vibration damping device (300) comprises a first upper extrusion plate (310), a first extrusion spring (320) and a first lower extrusion plate (330), the lower surfaces of the two first lower extrusion plates (330) are connected with the upper surface of the first fixing shell (220), the lower surfaces of the two first lower extrusion plates (330) are connected with the upper surface of the second fixing shell (230), and the upper surfaces of the first upper extrusion plates (310) are connected with the inner upper surface of the box body (110), a plurality of first extrusion spring (320) one end respectively with a plurality of first stripper plate (330) upper surface connection, a plurality of first extrusion spring (320) other end respectively with a plurality of first stripper plate (310) lower surface connection, pivot protection device (400) include rotation axis (410), mounting panel (420) and first bearing (430), motor body (210) side surface is equipped with rotation axis (410), motor body (210) and rotation axis (410) normal running fit, mounting panel (420) side surface is equipped with the mounting hole, first bearing (430) are connected with the mounting hole, rotation axis (410) week side surface and first bearing (430) internal surface connection, heat abstractor (500) include temperature sensor (510), fan (520) and first fin (530), temperature sensor (510) lower surface and box (110) inside surface connection, two through holes are formed in one side surface of the box body (110), the fan (520) is connected with the two through holes respectively, the upper surface of the first radiating fin (530) is connected with the lower surface of the first fixing shell (220), the control device (600) comprises a control case (610), and the lower surface of the control case (610) is connected with one surface inside the box body (110).

2. A protection arrangement for a water meter motor as defined in claim 1, further comprising: the housing device (100) further comprises a handle (130), and one side surface of the handle (130) is connected with the upper surface of the box cover (120).

3. A protection arrangement for a water meter motor as defined in claim 1, further comprising: the fixing device (200) further comprises a bolt (240), a plurality of first threaded holes are formed in the surface of one side of the first fixing shell (220), and the bolt (240) is in rotating fit with the first threaded holes respectively.

4. A protection arrangement for a water meter motor as defined in claim 1, further comprising: damping device (300) still includes stripper plate (340), second extrusion spring (350) and second stripper plate (360) down on the second stripper plate (340) upper surface all is connected with first stationary housing (220) lower surface, two stripper plate (340) upper surface all is connected with second stationary housing (230) lower surface, and is a plurality of stripper plate (360) upper surface all is connected with the inside lower surface of box (110) under the second, and is a plurality of second extrusion spring (350) one end is stripper plate (360) upper surface connection under with a plurality of seconds respectively, and is a plurality of second extrusion spring (350) other end is connected with stripper plate (340) lower surface on a plurality of seconds respectively.

5. A protection arrangement for a water meter motor as defined in claim 1, further comprising: the rotating shaft protection device (400) further comprises a second bearing (440) and a protection shell (450), the inner surface of the second bearing (440) is connected with the circumferential side surface of the rotating shaft (410), the inner surface of the protection shell (450) is connected with the circumferential side surface of the second bearing (440), and one end of the protection shell (450) is connected with one side surface of the mounting plate (420).

6. A protection arrangement for a water meter motor as defined in claim 1, further comprising: the heat dissipation device (500) further comprises a second heat dissipation fin (540), wherein the upper surface of the second heat dissipation fin (540) is connected with the lower surface of the second fixed shell (230).

7. A protection arrangement for a water meter motor as defined in claim 1, further comprising: the control device (600) further comprises a circuit board (620) and a control chip (630), one surface of the circuit board (620) is electrically connected with the control chip (630), and the fan (520) is electrically connected with the control chip (630).

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