CN212965186U

CN212965186U - Six-phase microcomputer relay protection tester

Info

Publication number: CN212965186U
Application number: CN202021092006.3U
Authority: CN
Inventors: 李常
Original assignee: Wuhan Weiou Power Equipment Co ltd
Current assignee: Wuhan Weiou Power Equipment Co ltd
Priority date: 2020-06-15
Filing date: 2020-06-15
Publication date: 2021-04-13
Anticipated expiration: 2030-06-15

Abstract

The utility model provides a six-phase microcomputer relay protection tester, which belongs to the technical field of relay protection test equipment and comprises a tester main body, a test component and the like, and solves the problems that a large number of electric elements and data processing elements are arranged in the relay protection tester in the prior art, and a large amount of heat can be emitted in the working process, so that the heat radiation is poor and the precision elements are easily blocked by dust, the product of the utility model generates heat when in working, the components on the surface of the relay protection tester of the six-phase microcomputer generate heat when in working, one part of the heat is directly absorbed by a mounting plate and is transmitted to heat radiating fins, the heat is emitted to the outside through the heat radiating fins, and the other part of the heat is emitted to the inside of a first cavity part, a driving motor and a negative pressure motor are electrified, thereby realizing the rapid cooling of the relay protection tester of the six-phase microcomputer, the service life of the tester is prolonged.

Description

Six-phase microcomputer relay protection tester

Technical Field

The utility model discloses relay protection test equipment technical field particularly, relates to a six looks computer relay protection tester.

Background

The continuous development and safe and stable operation of the power system bring huge power benefits to national economy and social development, once the power system has natural or artificial faults and cannot be controlled in time, the system loses stability, main equipment is damaged, a power grid is collapsed, large-area power failure is caused, and serious consequences are brought to the system and the society, and relay protection is an important means for ensuring the safe and stable operation of the power system. With the continuous expansion of the scale of modern power systems, the requirements on the reliability and the efficiency of the operation and the management of the power systems are continuously improved, and the test work of relay protection personnel becomes more frequent and complicated.

The existing relay protection tester is not provided with a protective cover device, so that when the tester is not used, a contact hole is directly exposed to the outside, dust, moisture and the like in the air are easily attached to the inner wall of the contact hole, the dust is attached to the inner wall of the contact hole, poor contact of the device is caused, and even the test result is inaccurate; and a large amount of electrical components and data processing components are installed in the relay protection tester, a large amount of heat can be emitted in the working process, and the normal operation of the device can be influenced once the internal temperature of the tester is too high.

SUMMERY OF THE UTILITY MODEL

In order to compensate above not enough, the utility model provides a six looks computer relay protection tester aims at solving current relay protection tester contact hole and exposes at external no protective measure and the inside not good problem that dispels the heat of box.

The utility model discloses a realize like this:

a six-phase microcomputer relay protection tester is characterized by comprising

The tester main part, the tester main part comprises box, first chamber portion, second chamber portion, installation frame, mounting panel, heat radiation fins, first cooling tube, first support frame, driving motor, first flabellum, first fixed cover, second cooling tube, second flabellum, the fixed cover of second, second support frame and negative pressure motor, the inside of box is from last to being provided with respectively down first chamber portion with second chamber portion, the equal fixed mounting in the left and right sides of box inside has the installation frame, the inside joint of installation frame has the mounting panel, the inside fixed mounting of installation frame has evenly distributed heat radiation fins, and is located the rear side of mounting panel, the inside left and right sides of box is provided with respectively first cooling tube with the second cooling tube, and is located one side of installation frame, first support frame with the second support frame is fixed connection respectively first cooling tube with the second is scattered The first support frame and the second support frame are fixedly connected with the driving motor and the negative pressure motor respectively on the inner wall of the heat pipe, the output ends of the driving motor and the negative pressure motor are respectively sleeved with the first fixing sleeve and the second fixing sleeve, and one sides of the first fixing sleeve and the second fixing sleeve are respectively fixedly connected with the first fan blade and the second fan blade;

the testing assembly comprises a first connecting plate, contact holes, a display screen, a power switch, a second connecting plate, control buttons and a fixing plate, wherein the first connecting plate, the display screen and the second connecting plate are respectively arranged on one side of the fixing plate from left to right, the first connecting plate is provided with the contact holes, the power switch is arranged above the second connecting plate, and the control buttons are arranged below the second connecting plate;

a positioning component which consists of a fixed block, a chute, a sliding rod, a positioning pin, a positioning gear, a rotating rod, a pushing block, a cavity and a return spring, the cavity is arranged in the fixed block, the push block and the reset spring are respectively arranged in the cavity from left to right, one end of the return spring is abutted against one side of the push block, the other end of the return spring is abutted against the inner wall of the cavity, one side of the push block is fixedly connected with the positioning pin, the other end of the positioning pin penetrates through the fixing block and extends to the outside of the fixing block to be clamped with the positioning gear, the inner side of the positioning gear is fixedly connected with the rotating rod, the top side of the fixed block is provided with the sliding chute, the sliding rod is arranged in the sliding groove, and one end of the sliding rod is fixedly connected with the upper surface of the positioning pin.

In an embodiment of the present invention, the fixing plate is installed in the first cavity portion.

In an embodiment of the utility model, be provided with the chamber door in the first chamber portion, fixed block fixed connection in the outside right side of box, rotary rod one side is run through the right side of box with the upper end of chamber door extends to the left side of box, the rotary rod is located the left one end fixedly connected with spacing ring of box.

In an embodiment of the present invention, a handle is fixedly connected to one side of the box door.

The utility model discloses an in one embodiment, the box is located first cooling tube with the one end fixed mounting of second cooling tube has the heat dissipation window, be provided with dustproof mesh enclosure in the heat dissipation window.

The utility model discloses an in the embodiment, bottom one side fixedly connected with support column of box, the one end of support column is provided with the cushion.

In an embodiment of the present invention, the mounting plate and the heat dissipation fins are made of heat conductive metal.

The utility model has the advantages that:

(1) through the locating component who sets up, in the use, pulling the slide bar right makes the locating pin drive push pedal compression reset spring, the locating pin breaks away from the positioning gear, pull up the chamber door and make the rotary rod anticlockwise rotation through the handle, the chamber door reachs a take the altitude, not hard up slide bar makes reset spring motion that resets promote the push pedal, the push pedal drives the locating pin and moves the joint left between the sawtooth of positioning gear, after finishing using, same above-mentioned method makes the chamber door close, the effectual dust that prevents enters into the contact hole, contact failure when avoiding the tester to test.

(2) Through set up heat radiation fins at the box, first cooling tube, driving motor, first flabellum, the second cooling tube, second flabellum and negative pressure motor, the during operation, the components and parts during operation on mounting panel surface produces the heat, partly heat is directly absorbed by the mounting panel, and transmit for heat radiation fins, give off the heat to the external world through heat radiation fins, and another part heat is then given off inside first chamber portion, this moment, driving motor and negative pressure motor circular telegram, drive first flabellum and second flabellum rotation respectively, first flabellum blows the heat dissipation at first chamber portion, second flabellum negative pressure state absorbs the heat and discharges, thereby realize the air cycle in the second chamber portion, realized the rapid cooling to the tester, the life of tester has been improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a perspective view of a six-phase microcomputer relay protection tester provided by an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a testing assembly of a six-phase microcomputer relay protection tester provided by an embodiment of the present invention;

fig. 3 is a top sectional view of a box of a six-phase microcomputer relay protection tester according to an embodiment of the present invention;

fig. 4 is a right side view of a box of a six-phase microcomputer relay protection tester provided by the embodiment of the present invention;

fig. 5 is an enlarged view of a portion a of fig. 4.

In the figure: 1-tester body, 101-box body, 102-first cavity part, 103-second cavity part, 104-mounting frame, 105-mounting plate, 106-radiating fin, 107-first radiating pipe, 108-first supporting frame, 109-driving motor, 110-first fan blade, 111-first fixing sleeve, 112-second radiating pipe, 113-second fan blade, 114-second fixing sleeve, 115-second supporting frame, 116-negative pressure motor, 2-testing component, 201-first connecting plate, 202-connecting point hole, 203-display screen, 204-power switch, 205-second connecting plate, 206-control button, 207-fixing plate, 3-positioning component, 301-fixing block, 302-sliding groove, 303-sliding rod, 304-positioning pin, 305-positioning gear, 306-rotating rod, 307-pushing block, 308-cavity, 309-reset spring, 4-box door, 5-limit ring, 6-handle, 7-heat dissipation window, 8-support column and 9-rubber pad.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Examples

Referring to fig. 1-5, the present invention provides a technical solution: a six-phase microcomputer relay protection tester comprises a tester main body 1, a testing component 2 and a positioning component 3.

Referring to fig. 1-3, the tester body 1 comprises a box 101, a first cavity 102, a second cavity 103, a mounting frame 104, a mounting plate 105, heat dissipation fins 106, a first heat dissipation pipe 107, a first support 108, a driving motor 109, a first fan 110, a first fixing sleeve 111, a second heat dissipation pipe 112, a second fan 113, a second fixing sleeve 114, a second support 115 and a negative pressure motor 116, wherein the box 101 is provided with the first cavity 102 and the second cavity 103 from top to bottom, the mounting frame 104 is fixedly mounted on the left and right sides of the box 101, the mounting plate 105 is clamped inside the mounting frame 104, the heat dissipation fins 106 are uniformly distributed and fixedly mounted inside the mounting frame 104 and are located on the rear side of the mounting plate 105, the first heat dissipation pipe 107 and the second heat dissipation pipe 112 are respectively mounted on the left and right sides of the box 101 and are located on one side of the mounting frame 104, the first support frame 108 and the second support frame 115 are respectively fixedly connected to the inner walls of the first radiating pipe 107 and the second radiating pipe 112, the first support frame 108 and the second support frame 115 are respectively fixedly connected with the driving motor 109 and the negative pressure motor 116, the output ends of the driving motor 109 and the negative pressure motor 116 are respectively sleeved with the first fixing sleeve 111 and the second fixing sleeve 114, one sides of the first fixing sleeve 111 and the second fixing sleeve 114 are respectively fixedly connected with the first fan blade 110 and the second fan blade 113, when the fan blade works, the component close to the surface of the mounting plate 105 radiates heat, the mounting plate 105 absorbs the heat and transmits the heat to the radiating fins 106 to be discharged through the radiating fins 106, in addition, the driving motor 109 and the negative pressure motor 116 are electrified to respectively drive the first fan blade 110 and the second fan blade 113 to rotate, the first fan blade 110 blows heat into the second cavity part 103, and the heat is absorbed and discharged through the, thereby achieving air circulation within the second chamber portion 103.

Referring to fig. 2, the testing assembly 2 is composed of a first connecting plate 201, contact holes 202, a display screen 203, a power switch 204, a second connecting plate 205, control buttons 206 and a fixing plate 207, wherein the first connecting plate 201, the display screen 203 and the second connecting plate 205 are respectively arranged on one side of the fixing plate 207 from left to right, the first connecting plate 201 is provided with a plurality of contact holes 202, the power switch 204 is arranged above the second connecting plate 205, the control buttons 206 are arranged below the second connecting plate 205, during testing, the power switch 204 is turned on, a circuit is plugged in each contact hole 202, operation is performed through the control buttons 206, and the measured data is converted through a D/a converter and fed back to the display screen 203 through a speed digital control processor.

Referring to fig. 4-5, the positioning assembly 3 comprises a fixed block 301, a sliding groove 302, a sliding rod 303, a positioning pin 304, a positioning gear 305, a rotating rod 306, a pushing block 307, a cavity 308 and a return spring 309, wherein the fixed block 301 is internally provided with the cavity 308, the cavity 308 is internally provided with the pushing block 307 and the return spring 309 from left to right, one end of the return spring 309 abuts against one side of the pushing block 307, and the other end abuts against the inner wall of the cavity 308, one side of the pushing block 307 is fixedly connected with the positioning pin 304, the other end of the positioning pin 304 penetrates through the fixed block 301 and extends to the outside of the fixed block 301 to be clamped with the positioning gear 305, the inner side of the positioning gear 305 is fixedly connected with the rotating rod 306, the top side of the fixed block 301 is provided with the sliding groove 302, the sliding rod 303 is arranged in the sliding groove 302, pulling slide bar 303 to the right makes slide bar 303 drive the push pedal compression reset spring 309, and locating pin 304 breaks away from positioning gear 305, opens chamber door 4 and reachs certain height, loosens slide bar 303 and makes reset spring 309 reset motion promote the push pedal, makes the push pedal drive the locating pin 304 joint and carries out the spacing to chamber door 4 height between positioning gear 305's sawtooth.

Referring to fig. 2, the fixing plate 207 is installed in the first chamber 102, and when the tester is not in use, the door 4 is closed to prevent dust from entering.

Referring to fig. 1, 3 and 4, a box door 4 is disposed in the first chamber portion 102, the fixing block 301 is fixedly connected to the right side outside the box body 101, one side of the rotating rod 306 penetrates through the right side of the box body 101 and the upper end of the box door 4 and extends to the left side of the box body 101, one end of the rotating rod 306 located at the left side of the box body 101 is fixedly connected with the limiting ring 5, one side of the box door 4 is fixedly connected with a handle 6, the positioning pin 304 is separated from the positioning gear 305, the box door 4 is pulled up to reach the height of one end through the handle 6, and the rotating rod.

Referring to fig. 1-4, a heat dissipation window 7 is fixedly installed at one end of the box 101 located at the first heat dissipation pipe 107 and the second heat dissipation pipe 112, and a dust-proof mesh is disposed in the heat dissipation window 7 to effectively prevent dust from entering the first cavity 102 and damaging the components.

Referring to fig. 1, 2 and 4, a supporting column 8 is fixedly connected to one side of the bottom of the box 101, a rubber pad 9 is arranged at one end of the supporting column 8, the rubber pad 9 has elasticity, and the rubber pad 9 can play a role in shock absorption, so that the collision strength between the supporting column 8 and a flat surface is reduced, the generated vibration force is reduced, and the service life of the detector is prolonged.

Referring to fig. 3, the mounting plate 105 and the heat dissipation fins 106 are made of heat conductive metal, and various components are mounted on the front surface of the mounting plate 105, so as to directly absorb heat on the components.

The working principle of the six-phase microcomputer relay protection tester is as follows: in the using process, the sliding rod 303 is pulled rightwards to enable the positioning pin 304 to drive the push plate to compress the return spring 309, the positioning pin 304 is separated from the positioning gear 305, the box door 4 is pulled up through the handle 6 and the rotating rod 306 rotates anticlockwise, the box door 4 reaches a certain height, the sliding rod 303 is loosened to enable the return spring 309 to reset to move to push the push plate, and the push plate drives the positioning pin 304 to move leftwards to be clamped between saw teeth of the positioning gear 305; after the use, the box door 4 is closed by the method, so that dust is effectively prevented from entering the contact hole, and poor contact of the tester during testing is avoided; during operation, the components and parts on mounting panel 105 surface during operation generate heat, partly heat is directly absorbed by mounting panel 105, and transmit for heat radiation fins 106, give off the heat to the external world through heat radiation fins 106, and inside another part heat then gives off first chamber portion 102, at this moment, driving motor 109 and negative pressure motor 116 circular telegram, drive first flabellum 110 and second flabellum 113 rotation respectively, first flabellum 110 blows the heat at first chamber portion 102, second flabellum 113 negative pressure state absorbs the heat and discharges, thereby realize the air cycle in the second chamber portion 103, realized the rapid cooling to the tester, the life of tester has been improved.

It should be noted that the specific model specifications of the driving motor 109 and the negative pressure motor 116 need to be determined according to the actual specification of the device, and the specific model selection calculation method adopts the prior art, so detailed redundancies are not needed,

the power supply of the drive motor 109 and the vacuum motor 116 and their principle will be clear to the skilled person and will not be described in detail here.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A six-phase microcomputer relay protection tester is characterized by comprising

The tester main body (1) is composed of a box body (101), a first cavity part (102), a second cavity part (103), an installation frame (104), an installation plate (105), heat dissipation fins (106), a first heat dissipation pipe (107), a first support frame (108), a driving motor (109), first fan blades (110), a first fixed sleeve (111), a second heat dissipation pipe (112), second fan blades (113), a second fixed sleeve (114), a second support frame (115) and a negative pressure motor (116), wherein the first cavity part (102) and the second cavity part (103) are respectively arranged in the box body (101) from top to bottom, the installation frame (104) is fixedly arranged on the left side and the right side of the inner part of the box body (101), the installation frame (105) is clamped in the inner part of the installation frame (104), and the heat dissipation fins (106) are uniformly distributed in the inner part of the installation frame (104), and is positioned at the rear side of the mounting plate (105), the left and right sides of the interior of the box body (101) are respectively provided with the first radiating pipe (107) and the second radiating pipe (112), and is positioned at one side of the mounting frame (104), the first and second support frames (108, 115) are respectively and fixedly connected to the inner walls of the first and second radiating pipes (107, 112), the first support frame (108) and the second support frame (115) are respectively fixedly connected with the driving motor (109) and the negative pressure motor (116), the output ends of the driving motor (109) and the negative pressure motor (116) are respectively sleeved with the first fixing sleeve (111) and the second fixing sleeve (114), one sides of the first fixing sleeve (111) and the second fixing sleeve (114) are fixedly connected with the first fan blade (110) and the second fan blade (113) respectively;

the testing assembly (2) comprises a first connecting plate (201), contact holes (202), a display screen (203), a power switch (204), a second connecting plate (205), control buttons (206) and a fixing plate (207), wherein the first connecting plate (201), the display screen (203) and the second connecting plate (205) are respectively arranged on one side of the fixing plate (207) from left to right, the contact holes (202) are installed on the first connecting plate (201), the power switch (204) is installed above the second connecting plate (205), and the control buttons (206) are installed below the second connecting plate (205);

positioning assembly (3), positioning assembly (3) comprises fixed block (301), spout (302), slide bar (303), locating pin (304), positioning gear (305), rotary rod (306), ejector pad (307), cavity (308) and reset spring (309), the inside of fixed block (301) is provided with cavity (308), the inside of cavity (308) is provided with from a left side to the right side respectively ejector pad (307) and reset spring (309), the one end butt of reset spring (309) is in one side of ejector pad (307), the other end butt is in on the inner wall of cavity (308), one side fixedly connected with of ejector pad (307) locating pin (304), the other end of locating pin (304) runs through fixed block (301) and extends to the outside of fixed block (301) with the clamping of positioning gear (305), the inner side of the positioning gear (305) is fixedly connected with the rotating rod (306), the top side of the fixing block (301) is provided with the sliding groove (302), the sliding rod (303) is arranged in the sliding groove (302), and one end of the sliding rod (303) is fixedly connected with the upper surface of the positioning pin (304).

2. The six-phase microcomputer relay protection tester according to claim 1, wherein the fixing plate (207) is installed in the first cavity portion (102).

3. The relay protection tester for the six-phase microcomputer according to claim 1, wherein a box door (4) is arranged in the first cavity (102), the fixed block (301) is fixedly connected to the right side of the outside of the box body (101), one side of the rotating rod (306) penetrates through the right side of the box body (101) and the upper end of the box door (4) and extends to the left side of the box body (101), and one end, located on the left side of the box body (101), of the rotating rod (306) is fixedly connected with a limiting ring (5).

4. The relay protection tester for the six-phase microcomputer according to claim 3, wherein a handle (6) is fixedly connected to one side of the box door (4).

5. The relay protection tester for the six-phase microcomputer according to claim 1, wherein a heat dissipation window (7) is fixedly installed at one end of the box body (101) located at the first heat dissipation pipe (107) and the second heat dissipation pipe (112), and a dustproof mesh enclosure is arranged in the heat dissipation window (7).

6. The relay protection tester for the six-phase microcomputer according to claim 1, wherein a supporting column (8) is fixedly connected to one side of the bottom of the box body (101), and a rubber pad (9) is arranged at one end of the supporting column (8).

7. The relay protection tester for six-phase microcomputer according to claim 1, wherein the material of the mounting plate (105) and the heat dissipation fins (106) is heat conductive metal.