CN213517364U

CN213517364U - Portable high-voltage variable-frequency power unit tester

Info

Publication number: CN213517364U
Application number: CN202022267654.4U
Authority: CN
Inventors: 方峰
Original assignee: Shandong Continental Century Electronics Co ltd
Current assignee: Shandong Continental Century Electronics Co ltd
Priority date: 2020-10-13
Filing date: 2020-10-13
Publication date: 2021-06-22
Anticipated expiration: 2030-10-13

Abstract

The utility model discloses a portable high-pressure frequency conversion power unit tester, including outer box and case lid, the top fixedly connected with hinge of outer box, the one end swing joint of hinge has the case lid, the interior roof of case lid is provided with the sponge bed course, the positive lower extreme of case lid is provided with switching device, the inner wall of outer box is provided with the gasbag pad, the first spring of interior diapire fixedly connected with of outer box. The utility model discloses a setting between outer box, case lid, detector, sponge bed course, gasbag pad, first spring, the shock attenuation board carries out outlying guard action to the detector through outer box and case lid, carries out inside cushioning effect to the detector through gasbag pad, sponge bed course, first spring and shock attenuation board, and this setting can effectively reduce the injury that the detector received when receiving external impact, has avoided the detector inner structure to receive destruction, has improved the factor of safety of equipment.

Description

Portable high-voltage variable-frequency power unit tester

Technical Field

The utility model relates to a power unit technical field specifically is a portable high-pressure frequency conversion power unit tester.

Background

The power unit is a high-voltage frequency converter component which uses a power electronic device to carry out rectification, filtering and inversion, and the power unit is a main part forming a main loop of the high-voltage frequency converter.

The power unit tester that has now on the market is bulky, if need test a plurality of power unit, operating personnel need remove the power unit tester to a large amount of manpower resources have been wasted, work efficiency is also comparatively low, and some portable equipment security performance are not good enough on the market, if receive external force and strike, can cause equipment internal damage to lead to unable normal work, for solving above problem, we have provided a portable high voltage frequency conversion power unit tester.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a portable high voltage frequency conversion power unit tester is in order to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a portable high-pressure frequency conversion power unit tester, includes outer box and case lid, the top fixedly connected with hinge of outer box, the one end swing joint of hinge has the case lid, the interior roof of case lid is provided with the sponge bed course, the positive lower extreme of case lid is provided with switching device, the inner wall of outer box is provided with the gasbag pad, the first spring of interior diapire fixedly connected with of outer box, the top fixedly connected with shock attenuation board of first spring, the upper surface swing joint of shock attenuation board has the detector.

Preferably, switching device includes hasp, locked groove, slider, movable block and second spring, the middle part fixedly connected with hasp of case lid lower extreme, the locked groove has been seted up at the middle part of outer box upper end, locked groove and hasp looks adaptation, the equal swing joint in both sides of hasp has the movable block, the one end fixedly connected with second spring of movable block, the one end of second spring and the inner wall fixed connection of outer box, the front and the slider fixed connection of movable block.

Preferably, the quantity of gasbag pad is a plurality of, a plurality of gasbag pad evenly distributed is in the inner wall of outer box.

Preferably, the periphery of the damping plate is movably connected with the inner wall of the outer box body, and the damping plate is made of plastic materials.

Preferably, the bottom of the lock catch, the spring and the movable block are movably connected with the inner wall of the outer box body.

Preferably, a handle is fixedly connected to the center of the top of the box cover, and the handle is made of plastic steel.

Preferably, the top of detector is provided with the display screen, one side of display screen is provided with the wiring mouth, the front of detector is provided with the operation button.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a setting between outer box, case lid, detector, sponge bed course, gasbag pad, first spring, the shock attenuation board carries out outlying guard action to the detector through outer box and case lid, carries out inside cushioning effect to the detector through gasbag pad, sponge bed course, first spring and shock attenuation board, and this setting can effectively reduce the injury that the detector received when receiving external impact, has avoided the detector inner structure to receive destruction, has improved the factor of safety of equipment.

2. The utility model discloses an outer box, the case lid, cooperation setting between detector and the switching device, when the hasp gets into the locked groove, the both sides of hasp can be restricted by the movable block of second spring jack-up, thereby reach the purpose of fixed hasp, can control the movable block through the slider and lock hasp locking or release, the case lid pops out during the release hasp, the detector is placed in the inside of outer box 1 and case lid 2, outer box and case lid volume are less, the material is slim and graceful, conveniently carry, switching device can effectively fix the junction of outer box and case lid, the inconvenient problem of transporting of detector can effectively be solved in this setting.

Drawings

Fig. 1 is a schematic three-dimensional structure of the present invention;

FIG. 2 is a schematic perspective view of the outer case and the case cover of the present invention;

FIG. 3 is a schematic view of the three-dimensional structure of the detector of the present invention;

fig. 4 is a schematic view of a front view of the cross-sectional structure of the present invention.

In the figure: 1. an outer case; 2. a box cover; 3. a hinge; 4. a sponge cushion layer; 5. a switching device; 501. locking; 502. a slider; 503. a movable block; 504. a second spring; 6. an airbag cushion; 7. a first spring; 8. a damper plate; 9. a detector; 10. a handle; 11. a display screen; 12. a wiring port; 13. the keys are operated.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" 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 "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, the present invention provides an embodiment: a portable high-voltage variable-frequency power unit tester comprises an outer box body 1 and a box cover 2, wherein the top of the outer box body 1 is fixedly connected with a hinge 3, one end of the hinge 3 is movably connected with the box cover 2, the inner top wall of the box cover 2 is provided with a sponge cushion layer 4, the front lower end of the box cover 2 is provided with a switch device 5, the inner wall of the outer box body 1 is provided with an airbag cushion 6, the inner bottom wall of the outer box body 1 is fixedly connected with a first spring 7, the top of the first spring 7 is fixedly connected with a damping plate 8, the upper surface of the damping plate 8 is movably connected with a detector 9, the outer protection effect is performed on the detector 9 through the outer box body 1 and the box cover 2, the inner damping effect is performed on the detector 9 through the airbag cushion 6, the sponge cushion layer 4, the first spring 7 and the damping plate 8, the arrangement can effectively reduce the damage received, the both sides of hasp 501 can be restricted by the movable block 503 of second spring 504 jack-up to reach fixed hasp 501's purpose, can control movable block 503 through slider 502 and lock hasp 501 or release, case lid 2 pops out during release hasp 501, detector 9 is placed in the inside of outer box 1 and case lid 2, outer box 1 and case lid 2 volume are less, the material is light, conveniently carry, switching device 5 can effectively fix the junction of outer box 1 and case lid 2.

Further, switching device 5 includes hasp 501, the locked groove, slider 502, movable block 503 and second spring 504, the middle part fixedly connected with hasp 501 of case lid 2 lower extreme, the locked groove has been seted up at the middle part of outer box 1 upper end, locked groove and hasp 501 looks adaptation, the equal swing joint in both sides of hasp 501 has movable block 503, the one end fixedly connected with second spring 504 of movable block 503, the one end of second spring 504 and the inner wall fixed connection of outer box 1, the positive fixedly connected with slider 502 of movable block 503, when hasp 501 gets into the locked groove, the both sides of hasp 501 can be restricted by the movable block 503 that second spring 504 jacked up, thereby reach the purpose of fixed hasp 501, can control movable block 503 and lock or release hasp 501 through slider 502, case lid 2 pops out when releasing hasp 501.

Further, the quantity of gasbag pad 6 is a plurality of, and a plurality of gasbag pad 6 evenly distributed is in the inner wall of outer box 1, and gasbag pad 6 can play the effect of abundant protection detector 9.

Further, the damping plate 8 all around with the inner wall swing joint of outer box 1, the material of damping plate 8 is the plastic material, plastic material light in weight and steadiness are stronger relatively, damping plate 8 and pad first spring 7 can carry out good cushioning effect to the bottom of equipment.

Further, the bottom of the lock catch 501, the second spring 504 and the movable block 503 are movably connected with the inner wall of the outer box body 1, the second spring 504 and the movable block 503 are movable on the inner wall of the outer box body 1, and the sliding block 502 can control the movable block 503 to move, so that the lock catch 501 is limited or released.

Further, the center department fixedly connected with handle 10 at 2 tops of case lid, the material of handle 10 is the plastic steel material, and handle 10 can make things convenient for operating personnel to carry the transportation to equipment.

Further, a display screen 11 is arranged at the top of the detector 9, a wiring port 12 is arranged on one side of the display screen 11, an operation key 13 is arranged on the front face of the detector 9, a connecting wire of the power unit is connected to the wiring port 12, an operator performs operation on the detector 9 through the operation key 13, and the operator observes feedback information of the detector 9 through the display screen 11.

The working principle is as follows: the outer box body 1 and the box cover 2 can protect the detector 9 from the periphery, the inner damping effect can be performed on the detector 9 through the airbag cushion 6, the sponge cushion layer 4, the first spring 7 and the damping plate 8, the arrangement can effectively reduce the injury received by the detector 9 when the detector 9 is impacted by the outside, when the lock catch 501 enters the lock groove, two sides of the lock catch 501 can be limited by the movable block 503 jacked by the second spring 504, so that the aim of fixing the lock catch 501 is achieved, the movable block 503 can be controlled to lock or release the lock catch 501 through the sliding block 502, the box cover 2 pops out when the lock catch 501 is released, the detector 9 is placed in the outer box body 1 and the box cover 2, the outer box body 1 and the box cover 2 are small in size, light in material and convenient to carry, the switching device 5 can effectively fix the joint of the outer box body 1 and the box cover 2, an operator can operate the detector 9 through, the operator observes the feedback information of the detector 9 via the display screen 11.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a portable high voltage frequency conversion power unit tester, includes outer box (1) and case lid (2), its characterized in that: the utility model discloses a damping device for the automobile, including outer box (1), the top fixedly connected with hinge (3) of outer box (1), the one end swing joint of hinge (3) has case lid (2), the interior roof of case lid (2) is provided with sponge bed course (4), the positive lower extreme of case lid (2) is provided with switching device (5), the inner wall of outer box (1) is provided with gasbag pad (6), the first spring (7) of interior diapire fixedly connected with of outer box (1), the top fixedly connected with shock attenuation board (8) of first spring (7), the upper surface swing joint of shock attenuation board (8) has detector (9).

2. The portable high-voltage variable-frequency power unit tester as claimed in claim 1, wherein: switching device (5) are including hasp (501), locked groove, slider (502), movable block (503) and second spring (504), middle part fixedly connected with hasp (501) of case lid (2) lower extreme, the locked groove has been seted up at the middle part of outer box (1) upper end, locked groove and hasp (501) looks adaptation, the equal swing joint in both sides of hasp (501) has movable block (503), the one end fixedly connected with second spring (504) of movable block (503), the one end of second spring (504) and the inner wall fixed connection of outer box (1), the positive fixedly connected with slider (502) of movable block (503).

3. The portable high-voltage variable-frequency power unit tester as claimed in claim 1, wherein: the quantity of gasbag pad (6) is a plurality of, a plurality of gasbag pad (6) evenly distributed is in the inner wall of outer box (1).

4. The portable high-voltage variable-frequency power unit tester as claimed in claim 1, wherein: the periphery of the damping plate (8) is movably connected with the inner wall of the outer box body (1), and the damping plate (8) is made of plastic materials.

5. The portable high-voltage variable-frequency power unit tester as claimed in claim 2, wherein: the bottom of the lock catch (501), the second spring (504) and the movable block (503) are movably connected with the inner wall of the outer box body (1).

6. The portable high-voltage variable-frequency power unit tester as claimed in claim 1, wherein: the box cover is characterized in that a handle (10) is fixedly connected to the center of the top of the box cover (2), and the handle (10) is made of plastic steel.

7. The portable high-voltage variable-frequency power unit tester as claimed in claim 1, wherein: the top of detector (9) is provided with display screen (11), one side of display screen (11) is provided with wiring mouth (12), the front of detector (9) is provided with operation button (13).