Double-soft-start device for high-voltage motor of water pump

Abstract

The utility model discloses a double soft start device for a water pump high-voltage motor, which relates to the technical field of water pump high-voltage motors and comprises a mounting plate, a soft start device body is detachably mounted on one side of the mounting plate and comprises a shell, two damping positioning strips are symmetrically mounted on one side of the shell, and the two damping positioning strips are symmetrically mounted on the other side of the shell. Damping grooves are symmetrically formed in one side of the mounting plate, the mounting plate is mounted in a specified area through matching of positioning holes formed in the four positioning buckles and bolts, the soft starting device body is mounted and fixed, and when the soft starting device body needs to be disassembled and overhauled, the positioning buckles are rotated out of the clamping grooves, so that the soft starting device body is disassembled and overhauled. The two damping positioning strips mounted on one side of the shell are taken out from the two damping grooves of the mounting plate, then the soft starting device body can be dismounted, mounting and limiting of the soft starting device body are not needed in a bolt fixing mode, time and labor are saved, and simplicity and convenience are achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of water pump high-voltage motors, in particular to a double soft-start device for water pump high-voltage motors. Background Art

[0002] As a key system of delayed coking unit in refining and chemical enterprises, hydraulic decoking system is of great significance to the continuity and safety of refineries. High-pressure water pump and high-pressure water pump soft-start device are important equipment of hydraulic decoking system. Any failure of high-pressure water pump and high-pressure water pump soft-start device is very likely to affect the progress of the entire production.

[0003] However, the existing double soft-start devices for water pump high-voltage motors are mostly installed and limited by bolts, which results in a cumbersome, time-consuming and labor-intensive process when the soft-start device needs to be disassembled and repaired later, affecting the normal operation of the water pump high-voltage motor. Secondly, the existing soft-start devices only dissipate heat through the heat dissipation grooves on both sides. When the weather is hot, the heat dissipation effect is poor, which can easily cause damage to the electrical components installed inside and reduce the service life of the soft-start device. In view of the above problems, the inventor proposes a double soft-start device for water pump high-voltage motor to solve the above problems. Utility Model Content

[0004] In order to solve the problem that the existing double soft-start devices for water pump high-voltage motors are mostly installed and limited by bolts, which leads to the need to disassemble and repair the soft-start devices in the later stage, which is cumbersome, time-consuming and labor-intensive, and affects the normal operation of the water pump high-voltage motor; the purpose of the utility model is to provide a double soft-start device for water pump high-voltage motors.

[0005] In order to solve the above technical problems, the utility model adopts the following technical solutions: a double soft-start device for a water pump high-voltage motor, comprising a mounting plate, a soft-start device body is detachably mounted on one side of the mounting plate, the soft-start device body comprises a shell, a damping positioning strip is symmetrically mounted on one side of the shell, the number of the damping positioning strips is two, a damping groove is symmetrically opened on one side of the mounting plate, the number of the damping grooves is two, the two damping positioning strips are respectively inserted in the two damping grooves, a rotating rod is rotatably mounted in the middle of one side of the top surface of the mounting plate, a positioning buckle is fixedly mounted on the top of the rotating rod, a positioning frame is fixedly mounted in the middle of one side of the top surface of the shell, a card slot is opened in the positioning frame, and the positioning buckle is damped and clamped in the card slot through the rotating rod;

[0006] When the soft-start device body needs to be installed, the mounting plate used to install the soft-start device body is installed in the area where the soft-start device body needs to be installed and fixed. After the fixing is completed, the two damping positioning strips installed on one side of the shell are inserted into the two damping grooves opened on one side of the mounting plate to complete the limiting of the soft-start device body. After the limiting is completed, the positioning buckle is rotated by the rotating rod to rotate the positioning buckle into the slot opened in the positioning frame to complete the installation of the soft-start device body. When the soft-start device body needs to be disassembled and repaired, the positioning buckle is rotated out of the slot, and the two damping positioning strips installed on one side of the shell are taken out from the two damping grooves of the mounting plate to complete the disassembly of the soft-start device body. There is no need to install and limit it by bolting, which saves time and effort and is simple and convenient.

[0007] Preferably, one side of the shell is provided with evenly distributed first heat dissipation grooves, and the mounting plate is provided with a mounting groove between the two damping grooves, a fixing frame is fixedly installed in the mounting groove, a heat dissipation fan is installed in the fixing frame, the mounting groove and the first heat dissipation groove are interconnected, the heat dissipation fan and the first heat dissipation groove cooperate with each other, and the installation and fixation of the fixing frame and the heat dissipation fan are completed through the mounting groove. When the soft-start device body is working in hot weather, the switch of the heat dissipation fan installed in the fixing frame is turned on, and with the cooperation of the first heat dissipation groove provided on one side of the shell, the heat dissipation treatment of the electrical components running in the soft-start device body is performed through the heat dissipation fan, thereby improving the heat dissipation effect of the soft-start device body, and solving the problem that the existing soft-start device body is only heat-dissipated by the heat dissipation grooves provided on both sides, and the heat dissipation effect is poor when the weather is hot, resulting in damage to the electrical components installed inside and reducing the service life of the soft-start device body.

[0008] Preferably, evenly distributed second heat dissipation grooves are provided on both sides of the shell, and second heat dissipation grooves are provided on both sides of the shell. The second heat dissipation grooves provided on both sides are used to assist the heat dissipation fan to perform heat dissipation treatment on the inside of the soft-start device body, thereby improving the heat dissipation efficiency of the soft-start device body. A rotating part is sleeved on one side of the surface of the rotating rod, and the rotating part is fixedly installed in the middle of one side of the top surface of the mounting plate. The rotating rod and the rotating part cooperate with each other, and the rotating part completes the installation limit of the rotating rod on the top surface of the mounting plate, while assisting the rotating rod to rotate.

[0009] Preferably, a groove is provided on one side of the mounting plate, and the groove cooperates with the heat dissipation fan. The opening of the groove facilitates the heat dissipation of the soft start device body by the heat dissipation fan. Positioning buckles are symmetrically installed on both sides of the mounting plate. There are four positioning buckles, and positioning holes are provided in the four positioning buckles. The mounting plate is installed in the designated area through the positioning holes respectively provided in the four positioning buckles and the bolts are used to facilitate the installation and fixation of the soft start device body through the mounting plate.

[0010] Compared with the prior art, the beneficial effects of the utility model are:

[0011] 1. In the utility model, the mounting plate is installed in the designated area by means of the positioning holes respectively provided in the four positioning buckles and the bolts, so as to install and fix the body of the soft starter. When the body of the soft starter needs to be disassembled for inspection, the positioning buckle is rotated out of the card slot, and the two damping positioning strips installed on one side of the shell are taken out from the two damping slots of the mounting plate, so that the disassembly of the body of the soft starter can be completed. There is no need to install and limit it by means of bolt fixing, which saves time and effort, is simple and convenient;

[0012] 2. In the utility model, when the soft-start device body is working in hot weather, the switch of the heat dissipation fan installed in the fixed frame is turned on, and with the cooperation of the first heat dissipation groove opened on one side of the shell, the heat dissipation treatment of the electrical components running in the soft-start device body is performed by the heat dissipation fan, thereby improving the heat dissipation effect of the soft-start device body, and solving the problem that the existing soft-start device body is only heat-dissipated by the heat dissipation grooves opened on both sides, and the heat dissipation effect is poor when the weather is hot, resulting in damage to the electrical components installed inside and reducing the service life of the soft-start device body. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

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

[0015] Figure 2 This is a schematic diagram of the structure of the mounting plate of the utility model.

[0016] Figure 3 For this utility model Figure 2 A magnified view of the structure in the middle.

[0017] Figure 4 This is a schematic diagram of the main structure of the soft start device of the utility model.

[0018] Figure 5 For this utility model Figure 4 Enlarged view of the structure at point B in the middle.

[0019] In the figure: 1. mounting plate; 11. mounting slot; 12. damping slot; 13. positioning buckle; 131. positioning hole; 14. slot body; 2. soft start device body; 21. shell; 22. damping positioning strip; 23. first heat dissipation slot; 24. second heat dissipation slot; 3. rotating rod; 31. positioning buckle; 32. positioning frame; 321. slot; 33. rotating part; 4. fixing frame; 5. cooling fan. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in 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.

[0021] Example: Figure 1-5 As shown, the utility model provides a double soft-start device for a water pump high-voltage motor, comprising a mounting plate 1, a soft-start device body 2 is detachably mounted on one side of the mounting plate 1, the soft-start device body 2 comprises a shell 21, a damping positioning strip 22 is symmetrically mounted on one side of the shell 21, the number of the damping positioning strip 22 is two, a damping groove 12 is symmetrically opened on one side of the mounting plate 1, the number of the damping groove 12 is two, the two damping positioning strips 22 are respectively inserted in the two damping grooves 12 in a damping manner, a rotating rod 3 is rotatably mounted in the middle of one side of the top surface of the mounting plate 1, a positioning buckle 31 is fixedly mounted on the top end of the rotating rod 3, a positioning frame 32 is fixedly mounted in the middle of one side of the top surface of the shell 21, a card slot 321 is opened in the positioning frame 32, and the positioning buckle 31 is damped and clamped in the card slot 321 through the rotating rod 3;

[0022] When the soft-start device body 2 needs to be installed, the mounting plate 1 used for mounting the soft-start device body 2 is installed in the area where the soft-start device body 2 needs to be installed and fixed. After the fixing is completed, the two damping positioning strips 22 installed on one side of the shell 21 are inserted into the two damping grooves 12 opened on one side of the mounting plate 1 to complete the limiting of the soft-start device body 2. After the limiting is completed, the positioning buckle 31 is rotated by the rotating rod 3, and the positioning buckle 31 is rotated into the slot 321 opened in the positioning frame 32 to complete the installation of the soft-start device body 2. When the soft-start device body 2 needs to be disassembled and repaired, the positioning buckle 31 is rotated out of the slot 321, and the two damping positioning strips 22 installed on one side of the shell 21 are taken out from the two damping grooves 12 of the mounting plate 1, so that the disassembly of the soft-start device body 2 can be completed, and it is not necessary to install and limit it by bolting, which saves time and effort, and is simple and convenient.

[0023] One side of the housing 21 is provided with uniformly distributed first heat dissipation grooves 23, the mounting plate 1 is provided with a mounting groove 11 between the two damping grooves 12, a fixing frame 4 is fixedly installed in the mounting groove 11, a heat dissipation fan 5 is installed in the fixing frame 4, the mounting groove 11 and the first heat dissipation groove 23 are mutually connected, and the heat dissipation fan 5 and the first heat dissipation groove 23 cooperate with each other;

[0024] By adopting the above technical scheme, the fixing frame 4 and the heat dissipation fan 5 are installed and fixed through the installation groove 11. When the soft-start device body 2 works in hot weather, the switch of the heat dissipation fan 5 installed in the fixing frame 4 is turned on. With the cooperation of the first heat dissipation groove 23 opened on one side of the shell 21, the heat dissipation treatment of the electrical components running in the soft-start device body 2 is performed through the heat dissipation fan 5, thereby improving the heat dissipation effect of the soft-start device body 2. This solves the problem that the existing soft-start device body 2 is only heat-dissipated by the heat dissipation grooves opened on both sides, and the heat dissipation effect is poor when the weather is hot, resulting in damage to the electrical components installed inside and reducing the service life of the soft-start device body 2.

[0025] Both sides of the housing 21 are provided with evenly distributed second heat dissipation slots 24;

[0026] By adopting the above technical solution, second heat dissipation slots 24 are provided on both sides of the shell 21. The second heat dissipation slots 24 provided on both sides assist the heat dissipation fan 5 to perform heat dissipation treatment for the inside of the soft start device body 2, thereby improving the heat dissipation efficiency of the soft start device body 2.

[0027] A rotating member 33 is sleeved on one side of the surface of the rotating rod 3. The rotating member 33 is fixedly mounted in the middle of one side of the top surface of the mounting plate 1. The rotating rod 3 and the rotating member 33 cooperate with each other.

[0028] By adopting the above technical solution, the rotating rod 3 is installed and limited on the top surface of the mounting plate 1 by the rotating member 33, and the rotating rod 3 is assisted to rotate at the same time.

[0029] A slot 14 is provided on one side of the mounting plate 1, and the slot 14 cooperates with the cooling fan 5;

[0030] By adopting the above technical solution, the opening of the groove 14 facilitates the heat dissipation fan 5 to perform heat dissipation treatment on the inside of the soft start device body 2 .

[0031] Positioning buckles 13 are symmetrically installed on both sides of the mounting plate 1. There are four positioning buckles 13, and positioning holes 131 are opened in the four positioning buckles 13.

[0032] By adopting the above technical solution, the mounting plate 1 is installed in the designated area through the positioning holes 131 respectively provided in the four positioning buckles 13 and the bolts, so that the soft start device body 2 can be installed and fixed through the mounting plate 1 .

[0033] Working principle: when the soft-start device body 2 needs to be installed, the mounting plate 1 used for mounting the soft-start device body 2 is installed in the area where the soft-start device body 2 needs to be installed and fixed. After the fixing is completed, the two damping positioning strips 22 installed on one side of the shell 21 are inserted into the two damping grooves 12 opened on one side of the mounting plate 1 to complete the limiting of the soft-start device body 2. After the limiting is completed, the positioning buckle 31 is rotated by the rotating rod 3 to rotate the positioning buckle 31 into the slot 321 opened in the positioning frame 32 to complete the installation of the soft-start device body 2. When the soft-start device body 2 needs to be disassembled and repaired, the positioning buckle 31 is rotated out of the slot 321, and the two damping positioning strips 22 installed on one side of the shell 21 are taken out from the two damping grooves 12 of the mounting plate 1;

[0034] When the soft-start device body 2 is working in hot weather, the switch of the heat dissipation fan 5 installed in the fixing frame 4 is turned on, and with the cooperation of the first heat dissipation groove 23 opened on one side of the shell 21, the heat dissipation treatment of the electrical components running in the soft-start device body 2 is performed by the heat dissipation fan 5, thereby improving the heat dissipation effect of the soft-start device body 2.

[0035] Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include these modifications and variations.

Claims

1. A double soft-start device for a water pump high-voltage motor, comprising a mounting plate (1), characterized in that: A soft-start device body (2) is detachably mounted on one side of the mounting plate (1), the soft-start device body (2) comprising a shell (21), a damping positioning strip (22) is symmetrically mounted on one side of the shell (21), the number of the damping positioning strips (22) being two, a damping groove (12) is symmetrically opened on one side of the mounting plate (1), the number of the damping grooves (12) being two, and the two damping positioning strips (22) are respectively inserted in the two damping grooves (12) for damping; A rotating rod (3) is rotatably mounted in the middle of one side of the top surface of the mounting plate (1), a positioning buckle (31) is fixedly mounted on the top end of the rotating rod (3), a positioning frame (32) is fixedly mounted in the middle of one side of the top surface of the housing (21), a slot (321) is provided in the positioning frame (32), and the positioning buckle (31) is damped and clamped in the slot (321) by the rotating rod (3).

2. A double soft-start device for a water pump high-voltage motor as claimed in claim 1, characterized in that: One side of the housing (21) is provided with uniformly distributed first heat dissipation grooves (23); the mounting plate (1) is provided with a mounting groove (11) between two damping grooves (12); a fixing frame (4) is fixedly installed in the mounting groove (11); a heat dissipation fan (5) is installed in the fixing frame (4); the mounting groove (11) and the first heat dissipation groove (23) are interconnected; and the heat dissipation fan (5) and the first heat dissipation groove (23) cooperate with each other.

3. A double soft-start device for a water pump high-voltage motor as claimed in claim 1, characterized in that: Both sides of the housing (21) are provided with evenly distributed second heat dissipation slots (24).

4. A double soft-start device for a water pump high-voltage motor as claimed in claim 1, characterized in that: A rotating member (33) is sleeved on one side of the surface of the rotating rod (3), and the rotating member (33) is fixedly mounted in the middle of one side of the top surface of the mounting plate (1), and the rotating rod (3) and the rotating member (33) cooperate with each other.

5. A double soft-start device for a water pump high-voltage motor as claimed in claim 1, characterized in that: A groove body (14) is provided on one side of the mounting plate (1), and the groove body (14) cooperates with the heat dissipation fan (5).

6. A double soft-start device for a water pump high-voltage motor as claimed in claim 1, characterized in that: Positioning buckles (13) are symmetrically mounted on both sides of the mounting plate (1), the number of the positioning buckles (13) is four, and positioning holes (131) are provided in the four positioning buckles (13).

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