CN216622108U

CN216622108U - Aging equipment for testing frequency converter

Info

Publication number: CN216622108U
Application number: CN202123240714.4U
Authority: CN
Inventors: 杨文龙; 龚威振; 杨哲红
Original assignee: Suzhou Bohongyan Automation Technology Co ltd
Current assignee: Suzhou Bohongyan Automation Technology Co ltd
Priority date: 2021-12-22
Filing date: 2021-12-22
Publication date: 2022-05-27
Anticipated expiration: 2031-12-22

Abstract

The utility model belongs to the technical field of aging test equipment, in particular to aging equipment for testing a frequency converter, aiming at the problem that wet heat aging equipment is inconvenient to enable moisture to be uniformly contacted with the frequency converter when in use, the aging equipment comprises a test box with an opening formed in one side, a hollow rod is fixedly installed on the inner wall of the top of the test box, a placing plate is fixedly installed at the bottom of the hollow rod, two atomizing spray heads are fixedly communicated with the outer side of the hollow rod, two placing boxes are arranged at the top of the placing plate, heating pipes are fixedly installed on the inner walls of two sides of the test box, a transverse plate is fixedly installed on the outer side of the test box, a water tank and a hollow column are fixedly installed at the top of the transverse plate, a liquid pumping pipe and one end of a liquid discharging pipe are respectively and fixedly communicated with one end of the liquid pumping pipe and the outer side of the hollow column, and the other end of the liquid pumping pipe is fixedly communicated with one side of the water tank. The utility model can ensure that the atomized moisture is uniformly contacted with the frequency converter, and the operation is convenient.

Description

Aging equipment for testing frequency converter

Technical Field

The utility model relates to the technical field of aging test equipment, in particular to aging equipment for testing a frequency converter.

Background

When the frequency converter is produced, an aging test is required to be carried out through aging equipment, the aging test comprises illumination aging, damp-heat aging and hot-air aging, and the damp-heat aging test is commonly used for the frequency converter aging test.

When the existing damp and hot aging equipment is used, moisture is not convenient to be uniformly contacted with the frequency converter, so that the aging equipment for the frequency converter test is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defect that moisture is inconvenient to uniformly contact with a frequency converter when a damp and hot aging device is used, and provides the aging device for the frequency converter test.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides an ageing equipment is used in test of converter, establish to open-ended test box including one side, fixed mounting has the cavity pole on the top inner wall of test box, the bottom fixed mounting of cavity pole has places the board, the outside fixed intercommunication of cavity pole has two atomizer, the top of placing the board is equipped with two and places the box, equal fixed mounting has the heating pipe on the both sides inner wall of test box, the outside fixed mounting of test box has the diaphragm, the top fixed mounting of diaphragm has water tank and hollow column, the one end of hollow column and the one end that the outside is fixed respectively to be communicated with liquid suction pipe and fluid-discharge tube, the other end of liquid suction pipe and the fixed intercommunication in one side of water tank, the other end and the fixed intercommunication of cavity pole of fluid-discharge tube, sliding mounting has the piston in the hollow column, be equipped with piston reciprocating motion mechanism and actuating mechanism in the test box, all be equipped with the check valve in liquid suction pipe and the fluid-discharge tube.

Preferably, the piston reciprocating mechanism comprises a first rotating rod rotatably mounted on the placing plate, a first connecting rod is fixedly mounted at the bottom end of the first rotating rod, a second connecting rod is rotatably mounted at one end of the first connecting rod, one end of a push-pull rod is rotatably mounted at one end of the second connecting rod, and the other end of the push-pull rod extends into the hollow column and is fixedly connected with the piston.

Preferably, actuating mechanism installs the second bull stick on placing the board including rotating, the top of first bull stick and second bull stick respectively with two bottom fixed connection of placing the box, the outside of second bull stick and first bull stick all is fixed the cover and is equipped with the gear, two gears mesh mutually.

Preferably, the bottom of the test box is fixedly provided with a motor, and an output shaft of the motor extends into the test box and is fixedly connected with the bottom end of the second rotating rod.

Preferably, the top of water tank is equipped with the moisturizing mouth, and the bottom fixed mounting of test box has a plurality of supporting legs, and one side of test box articulates there is the chamber door.

Compared with the prior art, the utility model has the advantages that:

(1) according to the scheme, the motor drives the second rotating rod to rotate, the second rotating rod drives the gear on the second rotating rod to rotate, the two gears are meshed, the other gear drives the first rotating rod to rotate, the first rotating rod and the second rotating rod drive the two placing boxes to rotate, and the two frequency converters are heated uniformly;

(2) the push-pull rod drives the piston to horizontally reciprocate, when the piston moves leftwards, water is extruded to the liquid discharge pipe, is conveyed into the hollow rod through the liquid discharge pipe, is atomized by the two atomizing nozzles and is sprayed to the two frequency converters, and the atomized moisture can uniformly contact with the frequency converters due to the rotation of the two frequency converters;

the utility model can ensure that the atomized moisture is uniformly contacted with the frequency converter, and the operation is convenient.

Drawings

Fig. 1 is a schematic structural diagram of an aging apparatus for testing a frequency converter according to the present invention;

fig. 2 is an enlarged schematic structural diagram of a portion a in fig. 1 of an aging apparatus for testing a frequency converter according to the present invention;

fig. 3 is a schematic perspective view of a first rotating rod, a first connecting rod and a second connecting rod of the aging apparatus for testing a frequency converter according to the present invention.

In the figure: 1. a test box; 2. a hollow shaft; 3. placing the plate; 4. placing the box; 5. a first rotating lever; 6. a second rotating rod; 7. a gear; 8. a motor; 9. a transverse plate; 10. a water tank; 11. a hollow column; 12. a liquid pumping pipe; 13. a liquid discharge pipe; 14. an atomizing spray head; 15. a first link; 16. a second link; 17. a push-pull rod; 18. a piston; 19. heating the tube.

Detailed Description

The technical solutions in the embodiments will be described clearly and completely with reference to the drawings in the embodiments, and it is obvious that the described embodiments are only a part of the embodiments, but not all embodiments.

Example one

Referring to fig. 1-3, an aging apparatus for transducer testing comprises a testing box 1 with an opening at one side, a hollow rod 2 fixedly installed on the inner wall of the top of the testing box 1, a placing plate 3 fixedly installed at the bottom of the hollow rod 2, two atomizing nozzles 14 fixedly communicated with the outside of the hollow rod 2, two placing boxes 4 arranged at the top of the placing plate 3, heating pipes 19 fixedly installed on the inner walls of both sides of the testing box 1, a transverse plate 9 fixedly installed at the outside of the testing box 1, a water tank 10 and a hollow column 11 fixedly installed at the top of the transverse plate 9, a liquid suction pipe 12 and one end of a liquid discharge pipe 13 fixedly communicated with one side of the water tank 10 at one end and the outside of the hollow column 11 respectively, the other end of the liquid discharge pipe 13 fixedly communicated with the hollow rod 2, a piston 18 slidably installed in the hollow column 11, a piston reciprocating mechanism and a driving mechanism arranged in the testing box 1, one-way valves are arranged in the liquid pumping pipe 12 and the liquid discharging pipe 13.

The water is atomized and sprayed through the two atomizing nozzles 14, the piston 18 can reciprocate through the arrangement of the piston reciprocating mechanism, the water can only circulate in one direction through the arrangement of the one-way valve, and therefore the water can be extracted and conveyed through the reciprocating motion of the piston 18.

In this embodiment, the piston reciprocating mechanism includes a first rotating rod 5 rotatably mounted on the placing plate 3, a first connecting rod 15 is fixedly mounted at the bottom end of the first rotating rod 5, a second connecting rod 16 is rotatably mounted at one end of the first connecting rod 15, one end of the second connecting rod 16 is rotatably mounted at one end of a push-pull rod 17, and the other end of the push-pull rod 17 extends into the hollow column 11 and is fixedly connected with the piston 18.

Specifically, the first rotating rod 5 drives the first connecting rod 15 to eccentrically rotate, the first connecting rod 15 drives the second connecting rod 16 to move, the second connecting rod 16 drives the push-pull rod 17 to horizontally reciprocate, and the push-pull rod 17 drives the piston 18 to horizontally reciprocate.

In this embodiment, actuating mechanism installs second bull stick 6 on placing board 3 including rotating, and the top of first bull stick 5 and second bull stick 6 respectively with two bottom fixed connection who places box 4, the equal fixed cover in outside of second bull stick 6 and first bull stick 5 is equipped with gear 7, two gears 7 mesh mutually.

The second rotating rod 6 drives the gear 7 thereon to rotate, and the two gears 7 are meshed with each other, so that the other gear 7 drives the first rotating rod 5 to rotate.

In this embodiment, the bottom fixed mounting of test box 1 has motor 8, and motor 8's output shaft extends to in the test box 1 and with the bottom fixed connection of second bull stick 6, drives second bull stick 6 through motor 8 and rotates.

In this embodiment, the top of water tank 10 is equipped with the moisturizing mouth, and the bottom fixed mounting of test box 1 has a plurality of supporting legs, and one side of test box 1 articulates there is the chamber door.

The working principle is that when in use, two frequency converters are placed in two placing boxes 4, then a box door is closed, the frequency converters are heated through a heating pipe 19, a second rotating rod 6 is driven to rotate through a motor 8, the second rotating rod 6 drives a gear 7 on the second rotating rod to rotate, the two gears 7 are meshed, so that the other gear 7 drives a first rotating rod 5 to rotate, the two placing boxes 4 are driven to rotate through the first rotating rod 5 and the second rotating rod 6, the two frequency converters are heated uniformly, meanwhile, a first connecting rod 15 is driven to eccentrically rotate through the first rotating rod 5, the first connecting rod 15 drives a second connecting rod 16 to move, the second connecting rod 16 drives a push-pull rod 17 to horizontally reciprocate, the push-pull rod 17 drives a piston 18 to horizontally reciprocate, liquid is enabled to be communicated in a one-way through the arrangement of two one-way valves, so that when the piston 18 moves rightwards, water in a water tank 10 is extracted through a liquid extraction pipe 12, in water got into hollow post 11, when piston 18 moved left, water was extruded fluid-discharge tube 13, was carried to hollow pole 2 by fluid-discharge tube 13 in, at last by two atomizer 14 atomizing after spout to two converters, because two converters are rotating to can make the even and converter contact of moisture after the atomizing, carry out damp and hot aging test.

Example two

The difference from the first embodiment is that: the device comprises a test box 1 with an opening at one side, a hollow rod 2 is fixedly arranged on the inner wall of the top of the test box 1, a placing plate 3 is fixedly arranged at the bottom of the hollow rod 2, two atomizing spray heads 14 are fixedly communicated with the outer side of the hollow rod 2, two placing boxes 4 are arranged at the top of the placing plate 3, heating pipes 19 are fixedly arranged on the inner walls of two sides of the test box 1, a transverse plate 9 is fixedly arranged on the outer side of the test box 1, a water tank 10 and a hollow column 11 are fixedly arranged at the top of the transverse plate 9, one end and the outer side of the hollow column 11 are respectively fixedly communicated with a liquid suction pipe 12 and one end of a liquid discharge pipe 13, the other end of the liquid suction pipe 12 is fixedly communicated with one side of the water tank 10, the other end of the liquid discharge pipe 13 is fixedly communicated with the hollow rod 2, a piston 18 is slidably arranged in the hollow column 11, a piston reciprocating mechanism and a driving mechanism are arranged in the test box 1, and one-way valves are arranged in the liquid suction pipe 12 and the liquid discharge pipe 13, all fixed mounting has the lamp shade on the both sides inner wall of test box 1, and two heating pipes 19 are located two lamp shades, can protect two heating pipes 19 through two lamp shades, avoid heating pipe 19 to be damaged by the collision.

The above descriptions are only preferred embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present invention, and the technical solutions and the utility model concepts of the present invention are equivalent to, replaced or changed.

Claims

1. An aging device for testing a frequency converter comprises a testing box (1) with one side provided with an opening, and is characterized in that a hollow rod (2) is fixedly installed on the inner wall of the top of the testing box (1), a placing plate (3) is fixedly installed at the bottom of the hollow rod (2), two atomizing spray heads (14) are fixedly communicated with the outer side of the hollow rod (2), two placing boxes (4) are arranged at the top of the placing plate (3), heating pipes (19) are fixedly installed on the inner walls of the two sides of the testing box (1), a transverse plate (9) is fixedly installed on the outer side of the testing box (1), a water tank (10) and a hollow column (11) are fixedly installed at the top of the transverse plate (9), one end and the outer side of the hollow column (11) are respectively and fixedly communicated with one end of a liquid pumping pipe (12) and one end of a liquid discharging pipe (13), the other end of the liquid pumping pipe (12) is fixedly communicated with one side of the water tank (10), the other end of the liquid discharge pipe (13) is fixedly communicated with the hollow rod (2), a piston (18) is arranged in the hollow column (11) in a sliding mode, a piston reciprocating mechanism and a driving mechanism are arranged in the test box (1), and check valves are arranged in the liquid suction pipe (12) and the liquid discharge pipe (13).

2. The aging equipment for the frequency converter test according to claim 1, wherein the piston reciprocating mechanism comprises a first rotating rod (5) rotatably mounted on the placing plate (3), a first connecting rod (15) is fixedly mounted at the bottom end of the first rotating rod (5), a second connecting rod (16) is rotatably mounted at one end of the first connecting rod (15), one end of the second connecting rod (16) is rotatably mounted at one end of a push-pull rod (17), and the other end of the push-pull rod (17) extends into the hollow column (11) and is fixedly connected with the piston (18).

3. The aging equipment for the frequency converter test according to claim 1, wherein the driving mechanism comprises a second rotating rod (6) rotatably mounted on the placing plate (3), the top ends of the first rotating rod (5) and the second rotating rod (6) are respectively and fixedly connected with the bottoms of the two placing boxes (4), gears (7) are fixedly sleeved on the outer sides of the second rotating rod (6) and the first rotating rod (5), and the two gears (7) are meshed with each other.

4. The aging equipment for the frequency converter test according to claim 3, wherein a motor (8) is fixedly installed at the bottom of the test box (1), and an output shaft of the motor (8) extends into the test box (1) and is fixedly connected with the bottom end of the second rotating rod (6).

5. The aging equipment for the frequency converter test according to claim 1, wherein a water replenishing port is arranged at the top of the water tank (10), a plurality of supporting legs are fixedly installed at the bottom of the test box (1), and a box door is hinged to one side of the test box (1).