Cooling water supply energy-saving device for high-voltage frequency converter

Abstract

The utility model relates to the technical field of frequency converter cooling, and discloses a high-voltage frequency converter cooling water supply energy-saving device which comprises a water conveying pipe, the middle of the water conveying pipe is fixedly connected with a shell, the inner wall of the shell is fixedly connected with a fixing disc, and the outer wall of the fixing disc is provided with a first guide groove. The inner wall of the first guide groove is slidably connected with a sliding column, the outer wall of the sliding column is fixedly connected with a gate plate, the inner wall of the shell is rotatably connected with a rotating disc, a second guide groove is formed in the outer wall of the rotating disc, and the inner wall of the second guide groove is slidably connected with one end of the outer wall of the sliding column. And the outer wall of the rotating disc is fixedly connected with a rotating column. The telescopic rod retracts to drive the rotating disc to rotate, the first guide groove and the second guide groove jointly act to enable the sliding column to move horizontally to form a water flowing channel, the size of the water flowing channel can be accurately controlled by adjusting the length of the telescopic rod, and therefore accurate control over water flow is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to high pressure frequency converter cooling water supply energy -conserving device belongs to high pressure frequency converter cooling technical field. BACKGROUND

[0002] High pressure frequency converter is a kind of power electronic device applied to high voltage motor speed regulation, has the vital position in industrial field, mainly used to adjust the speed of high voltage AC motor to meet the needs in different industrial production processes, the frequency and voltage of output power source are changed to realize the accurate control to motor speed, high pressure frequency converter can realize the soft start of motor, reduces the impact of starting current to power grid and motor, prolongs the service life of motor and related equipment, also has higher speed regulation accuracy and stability, can accurately adjust motor speed according to actual working condition, guarantees the stability of production process and product quality.

[0003] High pressure frequency converter generates certain power consumption in the operation process, these power consumptions become heat, become one of the important factors influencing the reliability of high pressure frequency converter, the heat generated when high power frequency converter works will lead to the temperature rise of device, if there is no proper heat dissipation measure to take away heat in time, it is possible to cause the temperature of device to exceed the maximum temperature allowed by device, thereby leading to the deterioration of device performance or even damage, pump station external circulation water cooling system is provided by technical water supply, adopts river water as cooling medium, through air cooler heat dissipation device, the indoor environment temperature of frequency converter is regulated to be below forty degrees, in actual operation, frequency converter does not run for a long time, to guarantee the cooling of frequency converter equipment, the technical water supply in station must keep supplying water, and this causes the waste of water and electric energy. CONTENT OF UTILITY MODEL

[0004] In order to make up for the above insufficient, the utility model provides a kind of high pressure frequency converter cooling water supply energy -conserving device, to improve the problem of the waste of water and electric energy caused by the technical water supply in station must keep supplying water in prior art.

[0005] In order to achieve the above object, the utility model discloses the following technical scheme: a kind of high voltage frequency converter cooling water supply energy-saving device, including water pipe, the middle part of the water pipe is fixedly connected with shell, the inner wall of the shell is fixedly connected with fixed disc, the outer wall of the fixed disc is equipped with guide groove one, the inner wall of the guide groove one is slidably connected with sliding column, the outer wall of the sliding column is fixedly connected with gate, the inner wall of the shell is rotatably connected with rotating disc, the outer wall of the rotating disc is equipped with guide groove two, the inner wall of the guide groove two is slidably connected with the outer wall one end of sliding column, the outer wall of the rotating disc is fixedly connected with rotating column, the top of the rotating column is rotatably connected with telescopic link, the other end of the telescopic link is rotatably connected with fixed stake, the bottom of the fixed stake is fixedly connected with the outer wall of the shell, one end of the water pipe is provided with filter mechanism, and the filter mechanism is used to filter cooling water.

[0006] As further description of the above technical solution:

[0007] The filter mechanism includes filter pipe, the top surface of the filter pipe is communicated with one end of the water pipe through the opening, the inner wall of the filter pipe is provided with step, the outer wall of the step is attached with filter screen, and one end of the filter pipe is threadedly connected with lid.

[0008] As further description of the above technical solution:

[0009] The top surface of the shell is equipped with accommodating groove, and the top surface of the shell is fixedly connected with protective shell.

[0010] As further description of the above technical solution:

[0011] One end of the water pipe is fixedly connected with flange, and the outer wall of the flange is equipped with a plurality of mounting holes.

[0012] As further description of the above technical solution:

[0013] The inner wall of the water pipe is provided with water flow detector, and the outer wall of the shell is provided with signal receiver.

[0014] As further description of the above technical solution:

[0015] One end of the filter pipe is provided with water pump, and the outer wall of the lid is fixedly connected with handle.

[0016] As further description of the above technical solution:

[0017] The middle part of the filter screen is provided with a plurality of skeletons, and the both ends of the filter screen are fixedly connected with rubber ring.

[0018] As further description of the above technical solution:

[0019] The top surface of the cover is provided with a clamping groove, and the inner wall of the clamping groove is slidably connected with a pressing ring through a spring.

[0020] The utility model has the advantages of the following:

[0021] 1. In the utility model, the fixed pile is fixed to the outer wall of the shell, the rotating column is fixed to the outer wall of the rotating disc, when the telescopic rod is contracted, the rotating column pulls the rotating disc to rotate, the guide groove two of the outer wall of the rotating disc drives the sliding column to slide in the inner wall of the guide groove two, one end of the sliding column slides in the guide groove one, and the sliding column translates in one direction under the guidance of the guide groove one and the guide groove two, so that holes appear between the plurality of gate plates, i.e. the water flow channel, the size of the water flow channel between the plurality of gate plates can be controlled by controlling the contraction length of the telescopic rod, and the water flow is accurately controlled.

[0022] 2. In the utility model, the water pump pumps water into the filter pipe, the filter screen is arranged in the filter pipe, the pumped water passes through the inside of the filter screen and then enters the water conveying pipe from the opening, the filter screen intercepts impurities in the water, prevents the impurities from entering the cooling mechanism and causing damage to the cooling mechanism, when the impurities are relatively more, the cover is unscrewed, the filter screen can be taken out for cleaning, the step and the pressing ring press the two ends of the filter screen, so that the impurities cannot enter the water conveying pipe from the two ends. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 A front side perspective view of the high-voltage frequency converter cooling water supply energy-saving device is provided.

[0024] Figure 2 A partial structure split view of the gate plate of the high-voltage frequency converter cooling water supply energy-saving device is provided.

[0025] Figure 3 A partial structure view of the telescopic rod of the high-voltage frequency converter cooling water supply energy-saving device is provided.

[0026] Figure 4 A partial structure split display view of the filter pipe of the high-voltage frequency converter cooling water supply energy-saving device is provided.

[0027] Figure 5 A partial structure schematic view of the cover of the high-voltage frequency converter cooling water supply energy-saving device is provided.

[0028] LEGEND:

[0029] 1, water pipe; 2, filter mechanism; 201, filter pipe; 202, filter screen; 203, step; 204, cover; 205, opening; 3, shell; 4, fixed disc; 5, guide groove one; 6, sliding column; 7, gate; 8, rotating disc; 9, guide groove two; 10, rotating column; 11, telescopic rod; 12, fixed pile; 13, let go of the slot; 14, signal receiver; 15, protective shell; 16, flange; 17, mounting hole; 18, water flow detector; 19, water pump; 20, rubber ring; 21, handle; 22, skeleton; 23, clamping groove; 24, spring; 25, extrusion ring. DETAILED DESCRIPTION

[0030] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0031] Please refer to the drawings in the embodiments of the utility model Figure 1 - the drawings in the embodiments of the utility model Figure 3 The utility model provides an embodiment: a kind of high voltage frequency converter cooling water supply energy-saving device, including water pipe 1, the middle part of water pipe 1 is fixedly connected with shell 3, the inner wall of shell 3 is fixedly connected with fixed disc 4, the outer wall of fixed disc 4 is equipped with guide groove one 5, the inner wall of guide groove one 5 is slidably connected with sliding column 6, the outer wall of sliding column 6 is fixedly connected with gate 7, the inner wall of shell 3 is rotatably connected with rotating disc 8, the outer wall of rotating disc 8 is equipped with guide groove two 9, the inner wall of guide groove two 9 is slidably connected with the outer wall one end of sliding column 6, the outer wall of rotating disc 8 is fixedly connected with rotating column 10, the top of rotating column 10 is rotatably connected with telescopic rod 11, the other end of telescopic rod 11 is rotatably connected with fixed pile 12, the bottom of fixed pile 12 is fixedly connected with the outer wall of shell 3, one end of water pipe 1 is provided with filter mechanism 2, filter mechanism 2 is used to filter cooling water;

[0032] Specific, the middle part of the water pipe 1 fixedly connected with a housing 3, the inner wall of the housing 3 fixedly connected with a fixed disc 4, the outer wall of the fixed disc 4 is provided with guide slot one 5, the inner wall of the guide slot one 5 is slidably connected with a sliding column 6, the outer wall of the sliding column 6 is fixedly connected with a gate 7, for controlling the water flow through, the inner wall of the housing 3 is rotatably connected with a rotating disc 8, the outer wall of the rotating disc 8 is provided with guide slot two 9, the inner wall of the guide slot two 9 and the outer wall of one end of the sliding column 6 is slidably connected, so that the sliding column 6 can move with the rotation of the rotating disc 8, the outer wall of the rotating disc 8 is fixedly connected with a rotating column 10, the top of the rotating column 10 is rotatably connected with a telescopic rod 11, the other end of the telescopic rod 11 is rotatably connected with a fixed stake 12, the bottom of the fixed stake 12 is fixedly connected with the outer wall of the housing 3, to ensure the stability of the whole device

[0033] Please refer to the attached Figure 4 - attached Figure 5 , filter mechanism 2 includes filter pipe 201, the top surface of the filter pipe 201 is communicated with one end of the water pipe 1 through the opening 205, the inner wall of the filter pipe 201 is provided with a step 203, the outer wall of the step 203 is attached with a filter screen 202, one end of the filter pipe 201 is threadedly connected with a cover 204;

[0034] Specific, the top surface of the filter pipe 201 is designed with an opening 205, the opening 205 is directly communicated with one end of the water pipe 1, so as to ensure that the liquid can flow smoothly, the inner wall of the filter pipe 201 is provided with a step 203, the step 203 provides stable support for the installation of the filter screen 202, the filter screen 202 is attached to the outer wall of the step 203, so as to effectively intercept impurities and ensure that the outflow liquid reaches the required cleanliness, in order to facilitate the maintenance and cleaning of the filter pipe 201, one end of the filter pipe 201 is threadedly connected with a cover 204, so that the filter pipe 201 can be easily opened for cleaning work of the filter screen 202.

[0035] Please refer to the attached Figure 1 - attached Figure 3 , the top surface of the housing 3 is provided with a let go slot 13, the top surface of the housing 3 is fixedly connected with a protective shell 15, one end of the water pipe 1 is fixedly connected with a flange 16, the outer wall of the flange 16 is provided with a plurality of mounting holes 17, the inner wall of the water pipe 1 is provided with a water flow detector 18, the outer wall of the housing 3 is provided with a signal receiver 14;

[0036] Specific, the top surface of the shell 3 is particularly designed to let go of the slot 13, the top surface of the shell 3 is fixedly connected with a protective shell 15, the protective shell 15 is to protect the internal components from the influence of the external environment, the water pipe 1 is fixedly connected with a flange 16, the outer wall of the flange 16 is provided with a plurality of mounting holes 17, the mounting holes 17 can be used to fix the water pipe 1 with the pipeline, the inner wall of the water pipe 1 is provided with a water flow detector 18, the water flow detector 18 can monitor the water flow state in the water pipe 1 in real time, ensure the stability and safety of the water supply process, the outer wall of the shell 3 is provided with a signal receiver 14, which can receive control signals.

[0037] Please refer to the attached Figure 3 - attached Figure 5 , one end of the filter pipe 201 is provided with a water pump 19, the outer wall of the cover 204 is fixedly connected with a handle 21, the middle part of the filter screen 202 is provided with a plurality of skeletons 22, the two ends of the filter screen 202 are fixedly connected with rubber rings 20, the top surface of the cover 204 is provided with a clamping groove 23, the inner wall of the clamping groove 23 is slidably connected with a squeezing ring 25 through a spring 24;

[0038] Specifically, one end of the filter pipe 201 is connected with the water pump 19, the other end of the filter pipe 201 is connected with the cover 204, the outer wall of the cover 204 is fixedly connected with a handle 21, which is convenient for operating the filter equipment during use, in order to ensure the stability and durability of the filter screen 202, a plurality of skeletons 22 are arranged in the middle part, which not only supports the filter screen 202, but also helps to disperse the pressure during filtering, prolonging the service life of the filter screen 202, the two ends of the filter screen 202 are fixedly connected with rubber rings 20, the rubber rings 20 ensure that the filter screen 202 and the filter pipe 201 have good sealing effect, preventing leakage during filtering, the top surface of the cover 204 is provided with a clamping groove 23, the inner wall of the clamping groove 23 is slidably connected with a squeezing ring 25 through a spring 24, so that the filter screen 202 can be squeezed properly by the squeezing ring 25.

[0039] Working principle: the fixed pile 12 is fixed on the outer wall of the shell 3, the rotating column 10 is fixed on the outer wall of the rotating disc 8, when the telescopic rod 11 is contracted, the rotating column 10 pulls the rotating disc 8 to rotate, the guide groove two 9 on the outer wall of the rotating disc 8 drives the sliding column 6 to slide in the inner wall of the guide groove two 9, one end of the sliding column 6 slides in the guide groove one 5, the sliding column 6 translates in one direction under the guidance of the guide groove one 5 and the guide groove two 9, so that the holes, i.e. the water flow channel, appear between the plurality of gate plates 7, the size of the water flow channel between the plurality of gate plates 7 can be controlled by receiving the control signal through the signal receiver 14 to control the contraction length of the telescopic rod 11, realizing accurate control of the water flow;

[0040] The water pump 19 sucks water into the filter pipe 201, the filter screen 202 is arranged in the filter pipe 201, the pumped water passes through the inside of the filter screen 202 and then enters the water delivery pipe 1 from the opening 205, the filter screen 202 intercepts impurities in the water and prevents the impurities from entering the cooling mechanism and damaging the cooling mechanism, when the impurities are more, the cover 204 is unscrewed, the filter screen 202 is taken out and cleaned, the steps 203 and the extrusion ring 25 extrude the two ends of the filter screen 202, so that the impurities cannot enter the water delivery pipe 1 from the two ends.

[0041] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and not for limiting the present application, although the foregoing detailed description of the present application is made with reference to the foregoing embodiments, for those skilled in the art, it still can be modified, or part of the technical features of the equivalent replacement, within the spirit and principles of the present application, any modification, equivalent replacement, improvement, etc., should be included in the scope of protection of the present application.

Claims

1. A high-voltage frequency converter cooling water supply energy-saving device, comprising a water delivery pipe (1), characterized in that: The middle part of the water pipe (1) is fixedly connected with a shell (3), the inner wall of the shell (3) is fixedly connected with a fixed disc (4), the outer wall of the fixed disc (4) is provided with a guide groove (5), the inner wall of the guide groove (5) is slidably connected with a sliding column (6), the outer wall of the sliding column (6) is fixedly connected with a gate (7), the inner wall of the shell (3) is rotatably connected with a rotating disc (8), the outer wall of the rotating disc (8) is provided with a guide groove (9), the inner wall of the guide groove (9) is slidably connected with one end of the outer wall of the sliding column (6), the outer wall of the rotating disc (8) is fixedly connected with a rotating column (10), the top of the rotating column (10) is rotatably connected with a telescopic rod (11), the other end of the telescopic rod (11) is rotatably connected with a fixed pile (12), the bottom of the fixed pile (12) is fixedly connected with the outer wall of the shell (3), one end of the water pipe (1) is provided with a filtering mechanism (2), and the filtering mechanism (2) is used for filtering cooling water.

2. The cooling water supply energy-saving device for high-voltage frequency converter according to claim 1, characterized in that: The filtering mechanism (2) comprises a filter pipe (201), the top surface of the filter pipe (201) is communicated with one end of the water pipe (1) through an opening (205), the inner wall of the filter pipe (201) is provided with a step (203), the outer wall of the step (203) is attached with a filter screen (202), and one end of the filter pipe (201) is threadedly connected with a cover (204).

3. The energy-saving device for cooling water supply of a high-voltage frequency converter according to claim 1, characterized in that: The top surface of the shell (3) is provided with a recess (13), and the top surface of the shell (3) is fixedly connected with a protective shell (15).

4. The cooling water supply energy-saving device for high-voltage frequency converter according to claim 1, characterized in that: One end of the water pipe (1) is fixedly connected with a flange (16), and the outer wall of the flange (16) is provided with a plurality of mounting holes (17).

5. The energy-saving device for cooling water supply of high-voltage frequency converter according to claim 1, characterized in that: The inner wall of the water pipe (1) is provided with a water flow detector (18), and the outer wall of the shell (3) is provided with a signal receiver (14).

6. The cooling water supply energy-saving device for high-voltage frequency converter according to claim 2, characterized in that: One end of the filter pipe (201) is provided with a water pump (19), and the outer wall of the cover (204) is fixedly connected with a handle (21).

7. The cooling water supply energy-saving device for high-voltage frequency converter according to claim 2, characterized in that: The middle part of the filter screen (202) is provided with a plurality of skeletons (22), and the two ends of the filter screen (202) are fixedly connected with rubber rings (20).

8. The cooling water supply energy-saving device for high-voltage frequency converter according to claim 2, characterized in that: The top surface of the cover (204) is provided with a clamping groove (23), and the inner wall of the clamping groove (23) is slidably connected with a pressing ring (25) through a spring (24).

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