CN113617398A - Constant temperature test system for preventing turn-to-turn short circuit fault of motor of electric automobile before delivery and use method - Google Patents
Constant temperature test system for preventing turn-to-turn short circuit fault of motor of electric automobile before delivery and use method Download PDFInfo
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- CN113617398A CN113617398A CN202110908292.9A CN202110908292A CN113617398A CN 113617398 A CN113617398 A CN 113617398A CN 202110908292 A CN202110908292 A CN 202110908292A CN 113617398 A CN113617398 A CN 113617398A
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- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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- B01D53/26—Drying gases or vapours
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
- B01D46/12—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces in multiple arrangements
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L1/00—Enclosures; Chambers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
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Abstract
The invention provides a constant temperature test system for preventing turn-to-turn short circuit faults of a motor of an electric automobile before leaving a factory and a using method, belonging to the technical field of constant temperature tests of motors and aiming at solving the problem that dust and other impurities on the surface of a ventilation filter screen on the existing constant temperature test device cannot be effectively cleaned, thereby reducing the ventilation efficiency of a ventilation opening on the constant temperature test device, and comprising a test box body; a cleaning mechanism is arranged outside the test box body and at the position of the ventilation filter screen, and a driving mechanism is arranged on the rear side of the top of the test box body; a water tank is arranged inside the lower end of the front side of the test box body. After the human body is sensed by the human body sensing switch, the driving motor is started by the control box, the driving mechanism drives the cleaning mechanism to reciprocate back and forth, and the brushes on the two moving frames automatically clean the surface of the ventilation filter screen on the test box body, so that dust and other impurities are not easy to attach to the surface of the ventilation filter screen, and the ventilation efficiency of the ventilation opening on the constant temperature test device is improved.
Description
Technical Field
The invention belongs to the technical field of constant temperature tests of motors, and particularly relates to a constant temperature test system for preventing turn-to-turn short circuit faults of a motor of an electric automobile before leaving a factory and a using method of the constant temperature test system.
Background
The electric automobile is a vehicle which takes a vehicle-mounted power supply as power and drives wheels to run by using a motor, and meets various requirements of road traffic and safety regulations. Because the influence on the environment is smaller than that of the traditional automobile, the prospect is widely seen. During manufacturing of the electric automobile, a motor is needed, and the motor needs to be subjected to a constant temperature test through a constant temperature test system before leaving a factory.
For example, application No.: the invention relates to the technical field of test devices, in particular to a constant temperature and humidity test box, and discloses a CN 202011458768.5. The constant temperature and humidity test chamber comprises a barrel-shaped test chamber, a base, a heating device, a refrigerating device, a humidifying device and a counterweight piston which are arranged in the vertical direction, wherein the base is provided with a bracket for mounting a sample; a test space is arranged in the test chamber and is positioned between the counterweight piston and the base; the humidifying device is used for adding wet air into the test space and comprises an atomizing device and a compressor, the atomizing device atomizes water in the water tank to generate water vapor, and the compressor presses the water vapor into the test space; the honeycomb type air conditioner also comprises a circulating fan, a honeycomb rotating wheel, a temperature sensor, a humidity sensor and a controller. According to the constant temperature and humidity test box disclosed by the invention, after water vapor is condensed and liquefied, the air pressure in the test chamber is kept constant due to the effect that the counterweight piston can freely slide under the action of gravity, and the air pressure in the test chamber can be kept stable without using an air pressure sensor.
When the constant temperature test device in the existing constant temperature test system is used, because the constant temperature test device needs to use a water source in the test process, a water tank is usually arranged on the constant temperature test device, but when the water level of the water tank on the existing constant temperature test device is checked, because a worker needs to observe the water level marking on the water tank deliberately, when the worker forgets to check the water level in the water tank, the water tank lacks water, thereby affecting the normal test of the constant temperature test device, and the air inlet, the air outlet and the heat dissipation port on the existing constant temperature test device are usually provided with a ventilation filter screen, but after long-time use, dust and other sundries are easy to adhere to the surface of the ventilation filter screen, and the dust and other sundries can not be cleaned effectively, thereby reducing the ventilation efficiency of the air inlet on the constant temperature test device, and the control panel on the existing constant temperature test device is lack of an effective protection structure, so that the moist air is liable to cause corrosion of the interface on the control board.
Disclosure of Invention
In order to solve the technical problems, the invention provides a pre-factory constant temperature test system for preventing turn-to-turn short circuit faults of a motor of an electric automobile and a using method thereof, which aim to solve the problems that when the water level of a water tank on the existing constant temperature test device is checked, a worker needs to observe a water level marking line on the water tank deliberately, so that when the worker forgets to check the water level in the water tank, the water tank is lack of water, thereby affecting the normal test of the constant temperature test device, and a ventilation filter screen is usually arranged at an air inlet, an air outlet and a heat dissipation port on the existing constant temperature test device, but after long-time use, dust and other impurities are easy to adhere to the surface of the ventilation filter screen, and the dust and other impurities cannot be cleaned effectively, thereby reducing the ventilation efficiency of the ventilation port on the constant temperature test device, and a control panel on the existing constant temperature test device is lack of an effective protection structure, so that the wet air easily causes corrosion to the interface on the control panel.
The purpose and the effect of the constant temperature test system for the motor of the electric automobile before leaving the factory for avoiding turn-to-turn short circuit faults are achieved by the following specific technical means:
a constant temperature test system for avoiding turn-to-turn short circuit faults of a motor of an electric automobile before delivery comprises a test box body; a cleaning mechanism is arranged outside the test box body and at the position of the ventilation filter screen, and a driving mechanism is arranged on the rear side of the top of the test box body; a water tank is arranged in the lower end of the front side of the test box body, a floating plate is arranged in the water tank, a pressing control mechanism is arranged on the front end face of the water tank, a protective box body is arranged on the front end face of the test box body, which is located outside the control panel, and a limiting mechanism is arranged on the front side of the right end face of the protective box body; control box, human inductive switch and warning light are installed to terminal surface lower part before the experimental box, and just human inductive switch and warning light all are ordinary electric connection with the control box.
Furthermore, the driving mechanism comprises a driving motor, a driving plate, a worm wheel and a connecting rod, the driving motor is installed on the upper portion of the rear end face of the test box body, the driving motor is rotatably connected with a worm through a rotating shaft, and the driving motor is commonly and electrically connected with the control box; the driving plate and the worm wheel are rotatably connected to the upper part of the rear side of the test box body through a rotating shaft, the worm wheel is meshed with the worm, the driving plate is of a circular plate-shaped structure, the edge of the upper end face of the driving plate is rotatably connected with a connecting rod through the rotating shaft, and the other end of the connecting rod is rotatably connected with the rear side of the upper end face of a driving rod on a movable frame through the rotating shaft;
furthermore, the cleaning mechanism comprises two moving frames and a limiting sliding cylinder, four brushes are fixed on the two moving frames, and the bristles of the four brushes are respectively contacted with the surfaces of the four ventilation filter screens on the test box body; four limiting sliding cylinders are fixed between the two moving frames, a transverse sliding rod fixed outside the test box body slides inside each limiting sliding cylinder, a driving rod is fixed on the left side of the upper end face of each moving frame, and a driving mechanism is connected to the rear side of each driving rod;
furthermore, the floating plate comprises a balancing weight, a first pulley and a first pull rope, the floating plate is of a square plate structure, a sliding cylinder is arranged at each of four included angles of the upper end face of the floating plate, a guide rod fixed inside the water tank slides in each sliding cylinder, and the balancing weight is arranged in the middle of the upper end face of the floating plate; the number of the first pulleys is two, the two first pulleys are rotatably connected in a gap at the top of the water tank through a rotating shaft, first pull ropes slide outside the two first pulleys, one ends of the first pull ropes penetrate through the upper fixing block and are fixed on the upper end face of the pressing plate, and the other ends of the first pull ropes are fixed on the front side of the upper end face of the floating plate;
furthermore, the pressing control mechanism comprises a pressing plate, a limiting guide rod and a pressing switch, the pressing plate is of a square plate-shaped structure, a vertical guide rod slides at each of four included angles of the pressing plate, fixed blocks fixed on the front end face of the water tank are fixed at the upper and lower ends of the four vertical guide rods, and a notch is formed in the front side of the upper end face of one fixed block at the upper part of the pressing plate; the top end faces of the fixed blocks at the upper ends of the four limiting guide rods are provided with pressing switches, the pressing switches are in common electrical connection with the warning lamp through the control box, warning slogans are pasted on the front end face of the warning lamp, the upper end face of the pressing plate is provided with a circular pressing block, and the circular pressing block and a circular button at the bottom of the pressing switch are located on the same axis;
furthermore, the limiting mechanism comprises a rectangular sliding shell, a rectangular sliding block and a pulling rod, the rectangular sliding shell is fixed on the right end face of the protective box body, the rectangular sliding block slides in the rectangular sliding shell, an inserting block penetrating through the bottom of the rectangular sliding shell is arranged on the bottom end face of the rectangular sliding block, and the edge angle of the front side of the bottom end face of the inserting block is set to be a round angle; a limiting rod penetrating through the top of the rectangular sliding shell is fixed on the upper end face of the rectangular sliding block, a spring is sleeved outside the limiting rod, a strip-shaped through hole is formed in the middle of the front end face of the rectangular sliding shell, and a pulling rod in sliding connection with the strip-shaped through hole in the rectangular sliding shell is arranged on the front end face of the rectangular sliding block;
furthermore, the protective box body comprises a drying box, a fixing plate, a second pull rope, a second pulley and a clamping plate, the rear end face of the protective box body is of a through hole structure, the box door on the front side of the protective box body is provided with the clamping plate, and the upper end face of the clamping plate is provided with a rectangular socket; a fixed plate is fixed on the lower portion of one side face inside the protective box body, the fixed plate is of an Contraband-shaped plate-shaped structure, two sliding rods are arranged on the inner side of the fixed plate, springs are respectively adjusted outside the two sliding rods, a drying box is arranged outside the two sliding rods in a sliding mode, a drying agent is placed inside the drying box, a second pull rope is fixed on the rear end face of the drying box, the other end of the second pull rope penetrates through the left side wall of the protective box body and is fixedly connected with the front end face of an upper box door of the protective box body, and three second pulleys mounted on the protective box body are arranged outside the second pull rope in a sliding mode;
further, when the floating plate is in a downward moving state, the pressing plate moves upwards, and the top end face of the circular pressing block on the pressing plate is in close contact with the circular button at the bottom of the pressing switch;
further, when the upper box door of the protective box body is in a closed state, the rectangular socket on the clamping plate is connected with the inserting block at the bottom of the rectangular sliding block in an inserting mode, and the drying box is located inside the protective box body.
Further, the method comprises the following steps: firstly, opening an upper box door of the protective box body, so that the drying box slides forwards rapidly under the action of a spring on a fixed plate; when the worker walks to the front of the control panel on the test box body, the worker senses the existence of a human body through the human body sensing switch and transmits a signal to the control box; then the control box starts the driving motor, so that the worm on the rotating shaft of the driving motor drives the worm wheel to rotate, and the driving plate drives one end of the connecting rod to rotate; then the other end of the connecting rod drives the two moving frames to move back and forth in a reciprocating manner, and brushes on the two moving frames are used for automatically cleaning the surface of the ventilation filter screen on the test box body; when the water level in the water tank is low, the floating plate slides downwards under the action of buoyancy, and then the pressing plate is pulled upwards through the first pull rope; then press the bottom button of the push switch through the circular pressing block on the pressing plate, so that the warning lamp is turned on by the control box, and the operation step of the constant temperature test system is completed.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the invention, through the matching of the human body induction switch and the cleaning mechanism, after the human body induction switch senses the existence of a human body, a signal is transmitted to the control box, then the control box starts the driving motor, so that the driving mechanism drives the cleaning mechanism to move back and forth in a reciprocating manner, and the brushes on the two moving frames are used for automatically cleaning the surface of the ventilation filter screen on the test box body, so that dust and other impurities are not easy to adhere to the surface of the ventilation filter screen, and the ventilation efficiency of the ventilation opening on the constant temperature test device is improved.
2. According to the invention, through the matching of the floating plate and the pressing control mechanism, when the water level in the water tank is low, the floating plate slides downwards under the action of buoyancy, and then the pressing plate is pulled upwards through the first pull rope, so that the bottom button of the pressing switch is pressed by the circular pressing block on the pressing plate, and the warning lamp starts to flash and light, so that a worker can find out the phenomenon that the water level in the water tank is low in time, and the normal test of the constant temperature test device is effectively prevented from being influenced.
3. According to the invention, through the arrangement of the protective box body, when the box door of the protective box body is closed, the drying box is pulled back into the protective box body through the second pull rope, and then the drying agent in the drying box body is passed, so that the inside of the protective box body has better dryness, and the phenomenon that moist air corrodes the interface of the control board on the constant temperature test device is effectively avoided.
Drawings
Fig. 1 is a first view structure diagram of the present invention.
Fig. 2 is a schematic diagram of a second viewing angle structure according to the present invention.
Fig. 3 is a schematic structural diagram in a split state of the present invention.
Fig. 4 is a schematic view of the cleaning mechanism and the driving mechanism of the present invention.
Fig. 5 is a schematic view of the structure of the floating plate member, the water tank and the pressing control mechanism of the present invention.
Fig. 6 is a schematic view of the structure of the floating plate member and the pressing control mechanism of the present invention.
Fig. 7 is a schematic view of the present invention at a part enlarged in fig. 1.
Fig. 8 is a schematic structural view of the protective box body of the invention.
FIG. 9 is a schematic view of the rectangular slide housing of the present invention in partial cross-section.
Fig. 10 is a system block diagram of the present invention.
In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:
1. a test box body; 2. a cleaning mechanism; 201. a movable frame; 202. a limiting sliding cylinder; 3. a drive mechanism; 301. a drive motor; 302. a drive plate; 303. a worm gear; 304. a connecting rod; 4. a floating plate; 401. a balancing weight; 402. a first pulley; 403. a first pull cord; 5. a water tank; 6. a press control mechanism; 601. a pressing plate; 602. a limiting guide rod; 603. a push switch; 7. a protective box body; 701. drying the box; 702. a fixing plate; 703. a second pull cord; 704. a second pulley; 705. a clamping and connecting plate; 8. a limiting mechanism; 801. a rectangular slide case; 802. a rectangular slider; 803. pulling a rod; 9. a control box; 10. a human body induction switch; 11. a warning light.
Detailed Description
The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like 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 "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b):
as shown in figures 1 to 10:
the invention provides a constant temperature test system for preventing turn-to-turn short circuit faults of a motor of an electric automobile before delivery, which comprises: a test box body 1; a cleaning mechanism 2 is arranged outside the test box body 1 and at the position of the ventilation filter screen; the cleaning mechanism 2 comprises two moving frames 201 and limiting sliding cylinders 202, the two moving frames 201 are fixed with four brushes, and the four brush bristles are respectively contacted with the surfaces of the four ventilation filter screens on the test box body 1, so that the surfaces of the ventilation filter screens can be cleaned by the brushes when the two moving frames 201 move forwards and backwards; four limiting sliding cylinders 202 are fixed between the two moving frames 201, a transverse sliding rod fixed outside the test box body 1 slides inside each limiting sliding cylinder 202, a driving rod is fixed on the left side of the upper end face of each moving frame 201, and the rear side of each driving rod is connected with a driving mechanism 3; the driving mechanism 3 comprises a driving motor 301, a driving plate 302, a worm wheel 303 and a connecting rod 304, the driving motor 301 is installed on the upper portion of the rear end face of the test box body 1, the driving motor 301 is rotatably connected with a worm through a rotating shaft, and the driving motor 301 is commonly and electrically connected with the control box 9; the driving plate 302 and the worm gear 303 are rotatably connected to the upper part of the rear side of the test box body 1 through a rotating shaft, the worm gear 303 is meshed with the worm, the driving plate 302 is of a circular plate-shaped structure, the edge of the upper end face of the driving plate 302 is rotatably connected with a connecting rod 304 through the rotating shaft, and the other end of the connecting rod 304 is rotatably connected with the rear side of the upper end face of a driving rod on the movable frame 201 through the rotating shaft; the rear side of the top of the test box body 1 is provided with a driving mechanism 3; a water tank 5 is arranged inside the lower end of the front side of the test box body 1, and a floating plate 4 is arranged inside the water tank 5; the floating plate 4 comprises a balancing weight 401, a first pulley 402 and a first pull rope 403, the floating plate 4 is of a square plate structure, four corners of the upper end face of the floating plate 4 are respectively provided with a sliding cylinder, a guide rod fixed inside the water tank 5 slides in each sliding cylinder, and the middle of the upper end face of the floating plate 4 is provided with the balancing weight 401; the number of the first pulleys 402 is two, the two first pulleys 402 are rotatably connected in a gap at the top of the water tank 5 through a rotating shaft, first pull ropes 403 are arranged outside the two first pulleys 402 in a sliding manner, one ends of the first pull ropes 403 penetrate through an upper fixing block and are fixed on the upper end surface of the pressing plate 601, and the other ends of the first pull ropes 403 are fixed on the front side of the upper end surface of the floating plate 4; the front end surface of the water tank 5 is provided with a pressing control mechanism 6; the pressing control mechanism 6 comprises a pressing plate 601, a limiting guide rod 602 and a pressing switch 603, the pressing plate 601 is of a square plate-shaped structure, a vertical guide rod slides at each of four included angles of the pressing plate 601, fixed blocks fixed on the front end face of the water tank 5 are fixed at the upper and lower ends of the four vertical guide rods, and a notch is formed in the front side of the upper end face of one fixed block at the upper part; the top end surfaces of fixed blocks at the upper ends of the four limit guide rods 602 are provided with the press switches 603, the press switches 603 are in common electrical connection with the warning lamp 11 through the control box 9, warning slogans are pasted on the front end surface of the warning lamp 11, the upper end surface of the press plate 601 is provided with a circular press block, the circular press block and a circular button at the bottom of the press switch 603 are positioned on the same axis, and the circular press block can conveniently press the button at the bottom of the press switch 603; a protective box body 7 is arranged on the front end face of the test box body 1 and positioned outside the control panel, and a limiting mechanism 8 is arranged on the front side of the right end face of the protective box body 7; the limiting mechanism 8 comprises a rectangular sliding shell 801, a rectangular sliding block 802 and a pulling rod 803, the rectangular sliding shell 801 is fixed on the right end face of the protective box body 7, the rectangular sliding block 802 slides in the rectangular sliding shell 801, an insertion block penetrating through the bottom of the rectangular sliding shell 801 is arranged on the bottom end face of the rectangular sliding block 802, and the edge angle of the front side of the bottom end face of the insertion block is a round angle; a limiting rod penetrating through the top of the rectangular sliding shell 801 is fixed on the upper end face of the rectangular sliding block 802, a spring is sleeved outside the limiting rod, a strip-shaped through hole is formed in the middle of the front end face of the rectangular sliding shell 801, a pulling rod 803 in sliding connection with the strip-shaped through hole in the rectangular sliding shell 801 is arranged on the front end face of the rectangular sliding block 802, and the rectangular sliding block 802 drives the inserting block to move upwards by pulling the pulling rod 803 upwards, so that the door of the protective box 7 can be opened conveniently; the lower part of the front end face of the test box body 1 is provided with a control box 9, a human body induction switch 10 and a warning lamp 11, and the human body induction switch 10 and the warning lamp 11 are both in common electrical connection with the control box 9; when the upper box door of the protective box body 7 is in a closed state, the rectangular socket on the clamping plate 705 is in inserted connection with the inserting block at the bottom of the rectangular sliding block 802, and the drying box 701 is positioned in the protective box body 7, so that the interior of the protective box body 7 has better dryness; when the floating plate 4 is in the downward movement state, the pressing plate 601 will move upward, and the top end face of the circular pressing block on the pressing plate 601 will be in close contact with the circular button at the bottom of the pressing switch 603, so that the button on the pressing switch 603 will be pressed.
The protective box body 7 comprises a drying box 701, a fixing plate 702, a second pull rope 703, a second pulley 704 and a clamping plate 705, the rear end face of the protective box body 7 is of a through hole structure, the box door on the front side of the protective box body 7 is provided with the clamping plate 705, and the upper end face of the clamping plate 705 is provided with a rectangular socket; a fixing plate 702 is fixed on the lower portion of one side face inside the protective box body 7, the fixing plate 702 is of an Contraband-shaped plate-shaped structure, two sliding rods are arranged on the inner side of the fixing plate 702, springs are adjusted outside the two sliding rods, a drying box 701 slides outside the two sliding rods, a drying agent is placed inside the drying box 701, a second pull rope 703 is fixed on the rear end face of the drying box 701, the other end of the second pull rope 703 penetrates through the left side wall of the protective box body 7 and is fixedly connected with the front end face of a box door on the protective box body 7, three second pulleys 704 installed on the protective box body 7 slide outside the second pull rope 703, and the second pull rope 703 can be effectively guided when the drying box 701 is pulled.
The method comprises the following steps: firstly, opening a box door on a protective box body 7, so that the drying box 701 slides forwards quickly under the action of a spring on a fixed plate 702; then when the worker walks to the front of the control panel on the test box body 1, the worker senses the existence of a human body through the human body sensing switch 10 and transmits a signal to the control box 9; then, the control box 9 starts the driving motor 301, so that the worm on the rotating shaft of the driving motor 301 drives the worm wheel 303 to rotate, and the driving plate 302 drives one end of the connecting rod 304 to rotate; then the other end of the connecting rod 304 drives the two moving frames 201 to move back and forth in a reciprocating manner, and brushes on the two moving frames 201 perform automatic cleaning operation on the surface of the ventilation filter screen on the test box body 1; when the water level in the water tank 5 is low, the floating plate 4 slides downwards under the action of buoyancy, and then the pressing plate 601 is pulled upwards through the first pull rope 403; then, the button at the bottom of the press switch 603 is pressed by the circular press block on the press plate 601, so that the control box 9 turns on the warning light 11, and thus, the operation steps of the constant temperature test system are completed.
In another embodiment, a sliding sleeve is disposed at each of four corners of the bottom end surface of the pressing plate 601, and the four sliding sleeves are slidably connected to the four limiting guide rods 602 respectively, so that the pressing plate 601 slides up and down on the four limiting guide rods 602 more stably, and the abrasion of the limiting guide rods 602 on the pressing plate 601 can be effectively reduced by the arrangement of the sliding sleeves.
When in use: the worker walks to the front of the control panel on the test box body 1, then opens the upper box door of the protective box body 7, so that the drying box 701 slides out forwards rapidly under the action of the spring on the fixing plate 702, thereby the drying agent in the drying box 701 can attract people to notice, then finds out whether the drying agent is invalid or not in time, when the worker walks to the front of the control panel on the test box body 1, the worker senses the existence of a human body through the human body induction switch 10, transmits a signal to the control box 9, then the control box 9 starts the driving motor 301, the worm on the rotating shaft of the driving motor 301 drives the worm wheel 303 to rotate, thereby the driving plate 302 drives one end of the connecting rod 304 to rotate, then the other end of the connecting rod 304 drives the two moving frames 201 to move back and forth, and back brushes on the two moving frames 201 automatically clean the surface of the ventilation filter screen on the test box body 1, thereby the surface of the ventilation filter screen is not easy to be adhered with impurities such as dust, thereby improving the ventilation efficiency of the ventilation opening on the constant temperature test device;
when the water level is lower in water tank 5, float plate 4 and slide down under the buoyancy, then through first stay cord 403 will press down board 601 and upwards stimulate, thereby make on the press down board 601 circular press block press down push type switch 603 bottom button and press, thereby make control box 9 open warning light 11, make warning light 11 begin to twinkle and light, thereby make the staff can in time discover this phenomenon that the water level is lower in the water tank 5, thereby effectively avoid influencing this constant temperature test device's normal test.
The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (10)
1. Constant temperature test system before electric automobile's motor avoids turn-to-turn short circuit trouble to dispatch from factory, its characterized in that: constant temperature test device includes: a test box body;
a cleaning mechanism is arranged outside the test box body and at the position of the ventilation filter screen, and a driving mechanism is arranged on the rear side of the top of the test box body; a water tank is arranged in the lower end of the front side of the test box body, a floating plate is arranged in the water tank, a pressing control mechanism is arranged on the front end face of the water tank, a protective box body is arranged on the front end face of the test box body, which is located outside the control panel, and a limiting mechanism is arranged on the front side of the right end face of the protective box body;
control box, human inductive switch and warning light are installed to terminal surface lower part before the experimental box, and just human inductive switch and warning light all are ordinary electric connection with the control box.
2. The ex-factory constant temperature test system for avoiding turn-to-turn short circuit faults of the motor of the electric automobile according to claim 1, characterized in that: the cleaning mechanism comprises two moving frames and limiting sliding cylinders, four brushes are fixed on the two moving frames, and the bristles of the four brushes are respectively contacted with the surfaces of the four ventilating filter screens on the test box body;
two be fixed with four spacing sliding barrels between the removal frame, and every spacing sliding barrel is inside all to slide to have a horizontal slide bar of fixing in the test box outside, and two removal frame up end left sides are fixed with a drive rod, and the drive rod rear side is connected with actuating mechanism.
3. The ex-factory constant temperature test system for avoiding turn-to-turn short circuit faults of the motor of the electric automobile according to claim 2, characterized in that: the driving mechanism comprises a driving motor, a driving plate, a worm wheel and a connecting rod, the driving motor is installed on the upper portion of the rear end face of the test box body, the driving motor is rotatably connected with a worm through a rotating shaft, and the driving motor is commonly and electrically connected with the control box;
the driving plate and the worm wheel are connected to the upper portion of the rear side of the test box body in a rotating mode through a rotating shaft, the worm wheel is meshed with the worm, the driving plate is of a circular plate-shaped structure, the edge of the upper end face of the driving plate is connected with a connecting rod in a rotating mode through the rotating shaft, and the other end of the connecting rod is connected with the rear side of the upper end face of a driving rod on the moving frame in a rotating mode through the rotating shaft.
4. The ex-factory constant temperature test system for avoiding turn-to-turn short circuit faults of the motor of the electric automobile according to claim 1, characterized in that: the pressing control mechanism comprises a pressing plate, a limiting guide rod and a pressing switch, the pressing plate is of a square plate-shaped structure, a vertical guide rod slides at each of four included angles of the pressing plate, fixed blocks fixed on the front end face of the water tank are fixed at the upper end and the lower end of each vertical guide rod, and a notch is formed in the front side of the upper end face of one fixed block at the upper part of the pressing plate;
four push type switch is installed to fixed block top face of spacing guide arm upper end, and push type switch passes through the control box and is ordinary electric connection with the warning light, and the terminal surface is pasted before the warning light has the warning poster, presses the clamp plate up end and is equipped with circular press block, and circular press block and the circular button in press type switch bottom are in same axis.
5. The ex-factory constant temperature test system for avoiding turn-to-turn short circuit faults of the motor of the electric automobile according to claim 1, characterized in that: the floating plate comprises a balancing weight, a first pulley and a first pull rope, the floating plate is of a square plate structure, four included angles of the upper end face of the floating plate are respectively provided with a sliding cylinder, a guide rod fixed in the water tank is arranged in each sliding cylinder in a sliding mode, and the balancing weight is arranged in the middle of the upper end face of the floating plate;
the quantity of first pulley is two, and two first pulleys rotate through the pivot and connect in water tank top breach, and two first pulley outside slides and have a stay cord, and first stay cord one end runs through the upper portion fixed block and fixes at the clamp plate up end, and the first stay cord other end is fixed in showy plate up end front side.
6. The ex-factory constant temperature test system for avoiding turn-to-turn short circuit faults of the motor of the electric automobile according to claim 1, characterized in that: the protective box body comprises a drying box, a fixing plate, a second pull rope, a second pulley and a clamping plate, the rear end face of the protective box body is of a through hole structure, the box door on the front side of the protective box body is provided with the clamping plate, and the upper end face of the clamping plate is provided with a rectangular socket;
the inside side lower part of protection box is fixed with the fixed plate, and the fixed plate is Contraband font platelike structure, and the fixed plate inboard is equipped with two slide bars, and two slide bar outsides have all adjusted the spring, and two slide bar outsides slide and have the drying box, and the inside drier of having placed of drying box, and drying box rear end face is fixed with the second stay cord, and the second stay cord other end runs through protection box left side wall and is connected with the fixed terminal surface before the case door on the protection box, and the outside slip of second stay cord has the three second pulley of installing on the protection box.
7. The ex-factory constant temperature test system for avoiding turn-to-turn short circuit faults of the motor of the electric automobile according to claim 1, characterized in that: the limiting mechanism comprises a rectangular sliding shell, a rectangular sliding block and a pulling rod, the rectangular sliding shell is fixed on the right end face of the protective box body, the rectangular sliding block slides in the rectangular sliding shell, an inserting block penetrating through the bottom of the rectangular sliding shell is arranged on the bottom end face of the rectangular sliding block, and the edge angle of the front side of the bottom end face of the inserting block is a round angle;
the rectangular sliding block is characterized in that a limiting rod penetrating through the top of the rectangular sliding shell is fixed on the upper end face of the rectangular sliding block, a spring is sleeved outside the limiting rod, a strip-shaped through opening is formed in the middle of the front end face of the rectangular sliding shell, and a pulling rod connected with the strip-shaped through opening in the rectangular sliding shell in a sliding mode is arranged on the front end face of the rectangular sliding block.
8. The ex-factory constant temperature test system for avoiding turn-to-turn short circuit faults of the motor of the electric automobile according to claim 1, characterized in that: when the upper box door of the protection box body is in a closed state, the rectangular socket on the clamping plate is inserted into the inserting block at the bottom of the rectangular sliding block, and the drying box is located inside the protection box body.
9. The ex-factory constant temperature test system for avoiding turn-to-turn short circuit faults of the motor of the electric automobile according to claim 1, characterized in that: when the floating plate is in a downward moving state, the pressing plate moves upwards, and the top end face of the circular pressing block on the pressing plate is in close contact with the circular button at the bottom of the pressing switch.
10. The use method of the ex-factory constant temperature test system for avoiding turn-to-turn short circuit faults of the motor of the electric automobile according to claim 1 is characterized in that: the method comprises the following steps:
1) firstly, opening an upper box door of the protective box body, so that the drying box slides forwards rapidly under the action of a spring on the fixed plate;
2) when the worker walks to the front of the control panel on the test box body, the worker senses the existence of a human body through the human body sensing switch and transmits a signal to the control box;
3) then the control box starts the driving motor, so that the worm on the rotating shaft of the driving motor drives the worm wheel to rotate, and the driving plate drives one end of the connecting rod to rotate;
4) then the other end of the connecting rod drives the two moving frames to move back and forth in a reciprocating manner, and brushes on the two moving frames are used for automatically cleaning the surface of the ventilation filter screen on the test box body;
5) when the water level in the water tank is low, the floating plate slides downwards under the action of buoyancy, and then the pressing plate is pulled upwards through the first pull rope;
6) then press the button bottom the push type switch through the circular pressing block on the pressing plate and press to make the control box open the warning light, so far, accomplish this constant temperature test system's operating procedure.
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206670864U (en) * | 2017-02-14 | 2017-11-24 | 东莞市欧可检测仪器有限公司 | A kind of high pressure accelerated aging test case |
| CN207123477U (en) * | 2017-09-19 | 2018-03-20 | 东莞市爱佩试验设备有限公司 | Energy-saving programmable constant temperature and moisture test machine |
| CN210179602U (en) * | 2019-05-07 | 2020-03-24 | 马鞍山仰望仁义锅炉有限公司 | Steam generator capable of automatically supplementing water |
| CN212363655U (en) * | 2020-05-13 | 2021-01-15 | 江苏建康汽车有限公司 | Humidity-adjustable test box for electric automobile |
| CN213376684U (en) * | 2020-09-25 | 2021-06-08 | 湖南冬达实验设备有限公司 | Automatic water replenishing device of constant temperature and humidity test box |
| CN112944456A (en) * | 2021-03-01 | 2021-06-11 | 李云先 | Fan coil structure based on heating ventilation air conditioner |
-
2021
- 2021-08-09 CN CN202110908292.9A patent/CN113617398B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206670864U (en) * | 2017-02-14 | 2017-11-24 | 东莞市欧可检测仪器有限公司 | A kind of high pressure accelerated aging test case |
| CN207123477U (en) * | 2017-09-19 | 2018-03-20 | 东莞市爱佩试验设备有限公司 | Energy-saving programmable constant temperature and moisture test machine |
| CN210179602U (en) * | 2019-05-07 | 2020-03-24 | 马鞍山仰望仁义锅炉有限公司 | Steam generator capable of automatically supplementing water |
| CN212363655U (en) * | 2020-05-13 | 2021-01-15 | 江苏建康汽车有限公司 | Humidity-adjustable test box for electric automobile |
| CN213376684U (en) * | 2020-09-25 | 2021-06-08 | 湖南冬达实验设备有限公司 | Automatic water replenishing device of constant temperature and humidity test box |
| CN112944456A (en) * | 2021-03-01 | 2021-06-11 | 李云先 | Fan coil structure based on heating ventilation air conditioner |
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