Movable motor insulation monitoring device

Abstract

The utility model relates to the technical field of motor monitoring, and discloses a movable motor insulation monitoring device which comprises a detector, a circuit board is installed on the inner bottom wall of the detector, a first square groove is formed in the left side of the outer wall of the detector, and a dustproof net is arranged in the first square groove. Fixing blocks are fixedly connected to the upper end and the lower end of the right side of the outer wall of the dustproof net, springs are fixedly connected to the front sides and the rear sides of the outer walls of the two fixing blocks, iron balls are fixedly connected to the outer walls of the springs, second square grooves are formed in the upper side and the lower side of the inner wall of the first square groove, and circular grooves are formed in the front sides and the rear sides of the inner walls of the two second square grooves. And the circular groove is clamped with the iron ball. According to the utility model, the iron ball is clamped and fixed with the circular groove in the square groove II, the clamping block of the dustproof net is clamped and fixed with the clamping groove of the detector, and the clamping block and the iron ball on the dustproof net are pulled out, so that the dust on the dustproof net can be quickly removed and cleaned.

Description

TECHNICAL FIELD

[0001] The utility model relates to motor monitoring technical field especially relates to a movable motor insulation monitoring device. BACKGROUND

[0002] Power for all kinds of equipment, drive mechanical device operation, in industrial production, motor drives lathe, conveyor belt and equipment work, in daily life, like electric fan, washing machine and air conditioner rely on motor to realize function, for example, the motor of electric fan drives fan blade rotation, produces wind.

[0003] Motor insulation monitoring device real -time monitoring the insulation condition of motor, can find in time whether the motor insulation exists aging, breakage and wet problem, for example, when the insulating layer of motor winding appears abrasion due to long -term use, leads to insulation resistance reduction, insulation monitoring device is used to detect this change, and sends corresponding alarm signal, reminds staff to take measures in time, avoids motor short circuit and ground fault, thereby guaranteeing the safe and stable operation of motor.

[0004] The motor insulation monitoring device on the market is convenient and portable, users can set the insulation resistance alarm and fault setting value of each measurement loop according to the needs of the scene, and it is simple, stable and reliable, has high cost performance, and can guarantee the safety of the operator and the detection device, but in harsh working environment, such as dust place, the dust environment will block the heat dissipation hole of the device or affect the normal work of its sensor, the prior art installs dust cover or filter screen at the air inlet and heat dissipation hole of the device to prevent dust from entering the inside of the device, but the dust cover or filter screen will gradually accumulate dust during use, and the airflow is difficult to pass smoothly, resulting in slow airflow circulation speed inside the shell, unable to realize effective heat dissipation and it is also troublesome to clean the dust attached to the dust screen. UTILITARIAN CONTENT

[0005] In order to make up for the above shortcomings, the utility model provides a movable motor insulation monitoring device, which aims at improving the problem that the dust attached to the dust screen is also troublesome in the prior art.

[0006] In order to achieve the above object, the utility model discloses the following technical scheme: A movable motor insulation monitoring device, including detector, the inner bottom wall of detector is installed with circuit board, the outer wall left side of detector is seted up with square groove no.

[0007] Further description of the above technical scheme:

[0008] The heat dissipation mechanism includes an electric push rod, the electric push rod is fixedly connected to the inner wall of the detector, the outer wall of the electric push rod is fixedly connected with a connecting block, the outer wall of the connecting block is rotatably connected with a rotating shaft, the rotating shaft is rotatably connected with a gear around the outer wall, the top wall of the gear is meshed with a rack one, the rack one is fixedly connected to the inner top wall of the detector, the bottom wall of the gear is meshed with a rack two, the bottom wall of the rack two is installed with a fan, the bottom wall of the fan is fixedly connected with a sliding block, the inner bottom wall of the detector is fixedly connected with a sliding rail, and the sliding block is slidably connected with the sliding rail.

[0009] Further description of the above technical scheme:

[0010] The outer wall left side of the dust screen is fixedly connected with a handle, and the outer wall of the handle is installed with an anti-skid sleeve.

[0011] Further description of the above technical scheme:

[0012] The outer wall of the detector is installed with a display screen, and the outer wall of the detector is installed with a plurality of buttons.

[0013] Further description of the above technical scheme:

[0014] The outer wall of the detector is installed with a plurality of network interfaces, and the outer wall of the detector is installed with a plurality of USB interfaces.

[0015] Further description of the above technical scheme:

[0016] The front side of the outer wall of the detector is equipped with a plurality of indicator lights, and the lower middle left end of the front side of the outer wall of the detector is equipped with a switch.

[0017] As a further description of the above technical solutions:

[0018] The rear side of the outer wall of the detector is fixedly connected with a plurality of data interfaces, and the inner wall of the data interface is equipped with a sealing ring.

[0019] As a further description of the above technical solutions:

[0020] The top wall of the detector is equipped with a plurality of clamps, and the top wall of the clamp is screw-connected with a bolt on the left and right sides, and the bolt is screw-connected to the top wall of the detector.

[0021] The utility model has the following beneficial effects:

[0022] 1、 the utility model discloses, and two fixed blocks are on the dust screen, and two springs are on the fixed block, and two iron balls are fixed on the spring, and two square grooves two are on the left side of the detector, and the iron ball and the round groove in the square groove two are clamped and fixed, and the dust screen is taken out, and the iron ball is taken out, and the dust on the dust screen is cleaned quickly.

[0023] 2、 the utility model discloses, and the gear in the connecting block is rotated on the rack one that electric push rod pushes, since the rack one is fixed on the top wall in the detector, therefore the transmission of the gear drives the rack two below to move, and the slider below the fan is moved farther in the slide rail that the rack two drive, thereby reduce the temperature in the detector, avoid the situation that the heat loss is not even on the different position in the inside, prolong the life of internal electronic component. DRAWINGS

[0024] Figure 1 A three-dimensional view of a movable motor insulation monitoring device is provided for the utility model;

[0025] Figure 2 A split view of a movable motor insulation monitoring device is provided for the utility model;

[0026] Figure 3 A sectional view of a movable motor insulation monitoring device is provided for the utility model;

[0027] Figure 4 A partial structure explosion diagram of a movable motor insulation monitoring device is provided for the utility model;

[0028] Figure 5 A heat dissipation mechanism schematic diagram of a movable motor insulation monitoring device is provided for the utility model.

[0029] Legend:

[0030] 1, detector; 2, heat dissipation mechanism; 201, electric push rod; 202, connecting block; 203, rotating shaft; 204, gear; 205, rack one; 206, rack two; 207, fan; 208, sliding block; 209, sliding rail; 3, circuit board; 4, square groove one; 5, dust screen; 6, fixed block; 7, spring; 8, iron ball; 9, square groove two; 10, round groove; 11, clamping block; 12, clamping groove; 13, handle; 14, anti-skid sleeve; 15, display screen; 16, button; 17, network interface; 18, USB interface; 19, indicator light; 20, switch; 21, data interface; 22, sealing ring; 23, clamp; 24, bolt. DETAILED DESCRIPTION

[0031] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0032] Reference Figure 1 , Figure 3 and Figure 4The utility model provides a kind of movable motor insulation monitoring device, including detector 1, the inner bottom wall of detector 1 is equipped with circuit board 3, circuit board 3 is used to analyze and process the motor insulation related signal collected, the outer wall left side of detector 1 is equipped with square groove one 4, dust screen 5 is arranged in the inside of square groove one 4, square groove one 4 is used to place dust screen 5, the outer wall right side of dust screen 5 is fixedly connected with fixed block 6 in upper and lower end, the outer wall front and back side of two fixed blocks 6 is fixedly connected with spring 7, fixed block 6 is used to fix spring 7, the outer wall of spring 7 is fixedly connected with iron ball 8, spring 7 is used to fix iron ball 8, the inner wall upper and lower side of square groove one 4 is equipped with square groove two 9, square groove two 9 is used to accommodate fixed block 6, the inner wall front and back side of two square groove two 9 is equipped with round groove 10, round groove 10 is engaged with iron ball 8, and round groove 10 is used to fix iron ball 8, the outer wall right side of dust screen 5 is fixedly connected with clamping block 11 in front and back end, clamping block 11 is used to further fix dust screen 5, the outer wall left side of detector 1 is equipped with clamping groove 12 in front and back side, clamping block 11 is engaged with clamping groove 12, and clamping groove 12 is used to fix clamping block 11, the inner wall left side of detector 1 is provided with heat dissipation mechanism 2, heat dissipation mechanism 2 is used to move heat dissipation to internal electronic component, the outer wall left side of dust screen 5 is fixedly connected with handle 13 in upper and lower end, handle 13 is used to facilitate dust screen 5 to be pulled out, the outer wall of handle 13 is equipped with antiskid sleeve 14, antiskid sleeve 14 can greatly increase the friction between hand, the outer wall rear side of detector 1 is equidistantly fixedly connected with multiple data interfaces 21, data interface 21 is used to connect data line detection motor, the inner wall of data interface 21 is equipped with sealing ring 22, sealing ring 22 is used to form the tight seal in data interface 21 connecting portion, ensure normal operation of equipment;

[0033] Specifically, the right side of the dust screen 5 in the square groove one 4 has two fixed blocks 6 in upper and lower, the front and back of the fixed block 6 has two springs 7, the other end of the spring 7 is fixed with two iron balls 8, the left side of the detector 1 has two square groove two 9 in upper and lower, the iron ball 8 and the round groove 10 in the inner wall front and back side of the square groove two 9 are engaged and fixed, then the clamping block 11 in front and back of the dust screen 5 and the clamping groove 12 on the left side of the detector 1 are engaged and fixed, the clamping block 11 and the iron ball 8 on the dust screen 5 are pulled out to quickly disassemble and clean the dust screen 5, the handle 13 is convenient to pull out the dust screen 5 from the detector 1, the antiskid sleeve 14 can greatly increase the friction between hand to ensure that the handle 13 is not easily slid when pulled by hand, the data interface 21 is used to connect the data line to detect the state of the motor in real time, the sealing ring 22 is used to form the tight seal in the data interface 21 connecting portion, prevent water and oil from outside into the internal equipment, prevent damage to internal circuit and element, ensure normal operation of equipment.

[0034] Refer to Figure 2 , Figure 3 and Figure 5The heat dissipation mechanism 2 comprises an electric push rod 201 fixedly connected to the inner wall rear side middle upper left end of the detector 1, a connecting block 202 fixedly connected to the outer wall front side of the electric push rod 201, the electric push rod 201 being used for pushing the connecting block 202 to move, a rotating shaft 203 rotatably connected to the outer wall left side of the connecting block 202, a gear 204 rotatably connected to the outer wall periphery of the rotating shaft 203, the rotating shaft 203 being used for rotating the gear 204, a rack one 205 meshingly connected to the top wall of the gear 204, the rack one 205 being used for rotating the gear 204, the rack one 205 being fixedly connected to the inner top wall left side of the detector 1, a rack two 206 meshingly connected to the bottom wall of the gear 204, the gear 204 being used for moving the rack two 206, a fan 207 mounted to the bottom wall of the rack two 206, the fan 207 being used for taking out the heat inside the detector 1 to keep the element temperature within the normal working range, a sliding block 208 fixedly connected to the bottom wall of the fan 207, the sliding block 208 being used for fixing the fan 207, a sliding rail 209 fixedly connected to the inner bottom wall left side of the detector 1, the sliding block 208 being slidably connected with the sliding rail 209, the sliding rail 209 being used for sliding the sliding block 208, a plurality of clamps 23 equidistantly arranged on the top wall of the detector 1, the clamps 23 being used for clamping the detected circuit, a bolt 24 threadedly connected to the top wall of the detector 1 and arranged on the top wall left and right sides of the clamp 23, the bolt 24 being used for fixing the clamp 23 on the detector 1.

[0035] Specifically, the gear 204 in the connecting block 202 is rotated on the rack one 205 through the output end of the electric push rod 201, the rack two 206 under the gear 204 is moved due to the transmission of the gear 204, the sliding block 208 under the fan 207 is moved further in the sliding rail 209, thereby reducing the temperature inside the detector 1 and avoiding the uneven heat dissipation at different positions inside, the fan 207 is used for taking out the heat inside the detector 1 to keep the element temperature within the normal working range, thereby avoiding the performance decline, the service life shortening and even the damage of the element due to overheating, and ensuring the stability and reliability of the monitoring device, the clamp 23 is used for fixing the detected circuit on the motor, and the bolt 24 is used for fixing the clamp 23 on the top of the detector 1.

[0036] Referring to Figure 1 and Figure 2The left end of the front side of the outer wall of the detector 1 is provided with a display screen 15, which is used to display the insulation resistance value and the grounding fault current of the motor in real time. A plurality of buttons 16 are equidistantly arranged at the right end of the front side of the outer wall of the detector 1, and the buttons 16 are used to enter the parameter setting interface. A plurality of network interfaces 17 are equidistantly arranged at the right end of the lower middle part of the front side of the outer wall of the detector 1, and the network interfaces 17 are used to access the internal network of the enterprise to realize real-time data communication with the remote monitoring center. A plurality of USB interfaces 18 are equidistantly arranged at the right end of the lower middle part of the front side of the outer wall of the detector 1, and the USB interfaces 18 are used to connect a computer for data transmission and device configuration. A plurality of indicator lights 19 are equidistantly arranged at the right end of the front side of the outer wall of the detector 1, and the indicator lights 19 are used to visually display the working state of the device. A switch 20 is arranged at the left end of the lower middle part of the front side of the outer wall of the detector 1, and the switch 20 is used to turn on or off the detector 1.

[0037] Specifically, the display screen 15 is used to display the insulation resistance value and the grounding fault current of the motor in real time, so that the user can timely master the insulation state of the motor. The buttons 16 are used to enter the parameter setting interface, and the parameters of the device such as the measurement range, the alarm threshold and the sampling frequency can be adjusted through the operation of the buttons 16 to adapt to the insulation monitoring needs of different motors. The network interfaces 17 are used to access the internal network of the enterprise to realize real-time data communication with the remote monitoring center, which is convenient for centralized management and remote monitoring of multiple motors. The USB interfaces 18 are used to connect a computer for data transmission and device configuration, which is convenient for connecting external storage devices to realize quick backup and transfer of detection data. The indicator lights 19 are used to visually display the working state of the device, so that the user can quickly understand the running condition of the device. The switch 20 can realize the opening and closing operation of the power supply of the detector 1.

[0038] Working principle: The dustproof net 5 in the square groove one 4 has two fixed blocks 6 on the right side, and the fixed blocks 6 have two springs 7 in front and back. The other end of the spring 7 is fixed with two iron balls 8. The left side of the detector 1 has two square grooves two 9. The iron balls 8 and the circular grooves 10 on the inner wall of the square grooves two 9 are clamped and fixed. Then the clamping blocks 11 in front and back of the dustproof net 5 and the clamping grooves 12 on the left side of the detector 1 are clamped and fixed. The dustproof net 5 can be quickly disassembled and cleaned by pulling out the clamping blocks 11 and the iron balls 8 on the dustproof net 5.

[0039] The electric push rod 201 in the detector 1 is started, and the gear 204 in the connecting block 202 is pushed to rotate on the rack one 205 through the output end of the electric push rod 201. Since the rack one 205 is fixed on the top wall of the detector 1, the transmission of the gear 204 drives the lower rack two 206 to move. The rack two 206 drives the slider 208 under the fan 207 to move a further distance in the slide rail 209, so as to reduce the temperature in the detector 1, avoiding the uneven heat dissipation at different positions in the interior.

[0040] It should be pointed out finally that: the above only for the preferred embodiments of the utility model have, and do not for limiting the utility model, although the utility model has been described in detail with reference to the foregoing embodiments, for the person skilled in the art, it still can modify the technical scheme recorded in the foregoing each embodiment, or equivalent replacement to part of technical features, any modification, equivalent replacement, improvement etc. that is made within the spirit and principles of the utility model, should be included in the protection scope of the utility model.

Claims

1. A portable motor insulation monitoring device comprising a detector (1), characterized in that: The inner bottom wall of the detector (1) is provided with a circuit board (3), a square groove one (4) is opened in the left side of the outer wall of the detector (1), a dust screen (5) is arranged in the square groove one (4), the outer wall right side upper and lower ends of the dust screen (5) are fixedly connected with fixed blocks (6), the outer wall front and back sides of the two fixed blocks (6) are fixedly connected with springs (7), the outer wall of the spring (7) is fixedly connected with a iron ball (8), square grooves two (9) are opened in the inner wall upper and lower sides of the square groove one (4), circular grooves (10) are opened in the inner wall front and back sides of the two square grooves two (9), the circular grooves (10) are clamped with the iron ball (8), the outer wall right side front and back ends of the dust screen (5) are fixedly connected with clamping blocks (11), clamping grooves (12) are opened in the left side of the outer wall of the detector (1), the clamping blocks (11) are clamped with the clamping grooves (12), and a heat dissipation mechanism (2) is arranged on the inner wall left side of the detector (1), the heat dissipation mechanism (2) is used for moving heat dissipation of the internal electronic elements.

2. A portable motor insulation monitoring device according to claim 1, characterised in that: The heat dissipation mechanism (2) comprises an electric push rod (201), the electric push rod (201) is fixedly connected to the inner wall rear side middle upper left end of the detector (1), a connecting block (202) is fixedly connected to the outer wall front side of the electric push rod (201), a rotating shaft (203) is rotatably connected to the outer wall left side of the connecting block (202), a gear (204) is rotatably connected to the outer wall of the rotating shaft (203), a rack one (205) is meshedly connected to the top wall of the gear (204), the rack one (205) is fixedly connected to the inner top wall left side of the detector (1), a rack two (206) is meshedly connected to the bottom wall of the gear (204), a fan (207) is mounted on the bottom wall of the rack two (206), a sliding block (208) is fixedly connected to the bottom wall of the fan (207), a sliding rail (209) is fixedly connected to the inner bottom wall left side of the detector (1), and the sliding block (208) is slidably connected with the sliding rail (209).

3. A portable motor insulation monitoring device according to claim 1, wherein: The outer wall left side upper and lower ends of the dust screen (5) are fixedly connected with handles (13), and the outer wall of the handle (13) is provided with an anti-skid sleeve (14).

4. A portable motor insulation monitoring device according to claim 1, wherein: A display screen (15) is mounted on the outer wall front side left end of the detector (1), and a plurality of buttons (16) are equidistantly mounted on the outer wall front side right end of the detector (1).

5. A portable motor insulation monitoring device according to claim 1, wherein: A plurality of network interfaces (17) are equidistantly mounted on the outer wall front side middle lower right end of the detector (1), and a plurality of USB interfaces (18) are equidistantly mounted on the outer wall front side middle lower right end of the detector (1).

6. A portable motor insulation monitoring device according to claim 1, wherein: A plurality of indicator lights (19) are equidistantly mounted on the outer wall front side right end of the detector (1), and a switch (20) is mounted on the outer wall front side middle lower left end of the detector (1).

7. A portable motor insulation monitoring device according to claim 1, wherein: A plurality of data interfaces (21) are equidistantly fixedly connected to the outer wall rear side of the detector (1), and a sealing ring (22) is mounted on the inner wall of the data interface (21).

8. A portable motor insulation monitoring device according to claim 1, wherein: The top wall of the detector (1) is provided with a plurality of clamps (23) equidistantly, the top wall of the clamp (23) is provided with a bolt (24) threadedly connected on the left and right sides, and the bolt (24) is threadedly connected on the top wall of the detector (1).

Images