CN216560776U

CN216560776U - Electrical grounding resistance detection device for constructional engineering

Info

Publication number: CN216560776U
Application number: CN202122944644.4U
Authority: CN
Inventors: 吕褚
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-11-27
Filing date: 2021-11-27
Publication date: 2022-05-17
Anticipated expiration: 2031-11-27

Abstract

The application discloses electrical ground resistance detection device of building engineering, including box, control mainboard, controller, battery, heat dissipation mechanism, fixed establishment and protection mechanism, heat dissipation mechanism includes fan and support frame, box outer wall fixed surface connects the support frame, support frame outer wall fixed surface connects the fan, fixed establishment includes fixed plate, pivot, spring and mount, the first pivot of mount inner wall fixed surface connection, first pivot outer wall surface rotates connects the fixed plate, fixed plate outer wall fixed surface connects the spring, spring one end fixed connection probe, probe outer wall fixed surface connects the mount. Outside cold air is sucked into the box body through the starting fan, heat dissipation treatment is convenient for to the electrical components inside the box body, and the electrical components inside the box body are prevented from working in a high-temperature environment for a long time to cause errors when the grounding resistance is measured.

Description

Electrical grounding resistance detection device for constructional engineering

Technical Field

The application relates to the field of constructional engineering, in particular to a constructional engineering electrical ground resistance detection device.

Background

Along with the development of economic society, buildings are gradually increased, and the electrical appliance power architecture attached to the buildings needs to be integrally planned and constructed naturally, in the electrical construction process, a lightning protection grounding device of the buildings is one of the most important links in the lightning protection engineering, and no matter direct lightning protection, lightning surge intrusion protection or lightning electromagnetic pulse protection, lightning current is finally led into the ground through the grounding device, and the most direct standard for measuring the grounding effect of the lightning protection grounding device of the buildings is the size of the grounding resistance, so the actual measurement of the grounding resistance is an important means for checking the design and construction of the grounding device.

The existing electric grounding resistance detection device is inconvenient to fix a probe on the surface of a detected object, and when the probe is fixed on the detected object by using a hand, the probe resistance is fixed by adjusting one hand, so that the error of the probe resistance is easily caused, and the heat generated by the operation of an electric appliance element in a box body is inconvenient to be removed, so that the temperature in the box body is increased. Therefore, an electrical grounding resistance detection device for construction engineering is provided to solve the above problems.

Disclosure of Invention

The electrical ground resistance detection device for building engineering is provided in the embodiment and is used for solving the problems that the electrical ground resistance detection device in the prior art is inconvenient to fix the probe on the surface of a detected object, and when the probe is fixed by a hand, the probe is fixed by adjusting one hand and the other hand, and the error of the detected resistance is easily caused.

According to one aspect of the application, an electrical ground resistance detection device for construction engineering is provided, which comprises a box body, a control mainboard, a controller, a storage battery, a heat dissipation mechanism, a fixing mechanism and a protection mechanism;

the heat dissipation mechanism comprises a fan and a support frame, the surface of the outer wall of the box body is fixedly connected with the support frame, and the surface of the outer wall of the support frame is fixedly connected with the fan;

the fixing mechanism comprises a fixing plate, a rotating shaft, a spring and a fixing frame, wherein the surface of the inner wall of the fixing frame is fixedly connected with the first rotating shaft, the surface of the outer wall of the first rotating shaft is rotatably connected with the fixing plate, the surface of the outer wall of the fixing plate is fixedly connected with the spring, one end of the spring is fixedly connected with the probe needle, and the surface of the outer wall of the probe needle is fixedly connected with the fixing frame;

the protection mechanism comprises a flame-retardant layer and a dust absorption layer, the surface of the inner wall of the box body is fixedly connected with the flame-retardant layer, and the surface of the outer wall of the flame-retardant layer is fixedly connected with the dust absorption layer.

Further, the surface of the inner wall of the box body is fixedly connected with the control mainboard, and the surface of the outer wall of the control mainboard is fixedly connected with the controller, the second connecting block and the third connecting block.

Further, the surface of the inner wall of the box body is fixedly connected with a storage battery, the surface of the outer wall of the storage battery is fixedly connected with a third connecting wire, and one end of the third connecting wire is fixedly connected with a second connecting block.

Furthermore, the surface of the outer wall of the second connecting block is fixedly connected with a first connecting line, the surface of the outer wall of the top end of the first connecting line is fixedly connected with the first connecting block, and the surface of the outer wall of the first connecting block is fixedly connected with the rotating rod through threads.

Furthermore, a second connecting wire is fixedly connected to the surface of the outer wall of the rotating rod, a probe is fixedly connected to the surface of the outer wall of the second connecting wire, and an anti-skid sleeve is fixedly connected to the surface of the outer wall of the probe.

Furthermore, the surface of the outer wall of the top end of the box body is fixedly connected with a control switch.

Further, the surface of the outer wall of the box body is fixedly connected with a second rotating shaft, the surface of the outer wall of the second rotating shaft is fixedly connected with a box door, and the surface of the outer wall of the box door is fixedly connected with a lock catch.

Furthermore, the outer wall surface of the bottom end of the box body is fixedly connected with four universal wheels, and the four universal wheels are symmetrically arranged by taking the central line of the box body as the center.

Furthermore, first connecting block sets up to three respectively with the second connecting block, three first connecting block and second connecting block equidistance are arranged outside and inside the box respectively.

Furthermore, the number of the control switches is two, and the two control switches are symmetrically arranged by taking the center line of the box body as the center.

Through the above-mentioned embodiment of this application, heat dissipation mechanism has been adopted, fixed establishment and protection machanism, it is not convenient for fix the probe on the detection object surface to have solved electric ground resistance detection device, and use the hand to fix when detecting the object, because it is fixed on one hand to adjust on the other hand, and cause the problem that detection resistance produced the error easily, inside having gained the cold air suction box with external through starting the fan, and be convenient for carry out the heat dissipation to the electrical components inside the box, avoid the electrical components inside the box to lead to the effect that the error appears when measuring ground resistance in high temperature environment work for a long time.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.

FIG. 1 is a schematic overall perspective view of an embodiment of the present application;

FIG. 2 is a schematic diagram of the overall internal structure of an embodiment of the present application;

fig. 3 is a schematic view of a portion a of fig. 2 according to an embodiment of the present disclosure.

In the figure: 1. a box body; 2. a flame retardant layer; 3. a dust-absorbing layer; 4. a support frame; 5. a first connecting line; 6. A control switch; 7. a first connection block; 8. a fan; 9. a rotating rod; 10. a second connecting line; 11. an anti-slip sleeve; 12. a probe pin; 13. a storage battery; 14. a second connecting block; 15. a third connecting block; 16. a control main board; 17. a controller; 18. a universal wheel; 19. a first rotating shaft; 20. a fixing plate; 21. a spring; 22. a fixed mount; 23. a third connecting line; 24. a second rotating shaft; 25. a box door; 26. locking; 27. A display screen.

Detailed Description

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all 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 application.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

The heat dissipation mechanism in this embodiment can be applied to various cases, for example, the following heat dissipation device inside a case is provided in this embodiment, and the heat dissipation mechanism in this embodiment can be used to mount the following case.

This quick-witted case mechanism includes: quick-witted incasement portion's a heat dissipation section of thick bamboo, small-size water tank, small-size water pump, heat conduction seat and rubber tube, a heat dissipation section of thick bamboo, small-size water tank, small-size water pump, heat conduction seat and rubber tube end to end in proper order form water circulation system, wherein: the heat dissipation cylinder is provided with an inner ring surface and an outer ring surface which are wavy, the heat dissipation pipe is arranged between the inner ring surface and the outer ring surface of the heat dissipation cylinder, three support rods distributed along the circumference are arranged on the inner ring surface of the heat dissipation cylinder, the support rods are intersected pairwise, a round table is arranged at the intersection of the support rods, the round table is rotatably connected with a fan, and the fan is positioned at one end of the heat dissipation pipe in the length direction; the radiating pipe is spirally wound along the length direction of the radiating cylinder, the radiating pipe is provided with a liquid inlet positioned at one end of the radiating cylinder in the length direction and a liquid outlet positioned at the other end of the radiating cylinder in the length direction, bulges are arranged on the liquid inlet and the liquid outlet of the radiating pipe, the bulges are connected with the rubber pipe at the bulges, one end of the rubber pipe is connected with the liquid inlet of the radiating pipe, and the other end of the rubber pipe is connected with the liquid outlet of the radiating pipe sequentially through the small water tank, the small water pump and the heat conducting seat; the heat conducting seat is internally provided with a hollow cavity and is positioned above the central processing unit, the bottom surface of the heat conducting seat is provided with an inner concave surface, and the inner wall of the cavity corresponding to the inner concave surface of the heat conducting seat is provided with a plurality of reinforcing ribs.

Furthermore, the liquid inlets of the fan and the radiating pipe are located at the same end of the length direction of the radiating cylinder.

Furthermore, the diameters of the protrusions on the liquid inlet and the liquid outlet of the radiating pipe are smaller than the inner diameter of the rubber pipe.

Further, the input voltage of the fan and the small water pump is consistent with the power supply voltage inside the case.

Further, the rubber tube is made of high-temperature-resistant materials, and the heat dissipation cylinder, the heat dissipation tube and the heat conduction seat are all made of copper-aluminum alloy materials.

Of course, the present embodiment can also be used for a chassis installed in other structures. Here, description is not repeated, and the heat dissipation mechanism according to the embodiment of the present application is described below.

Referring to fig. 1-3, an electrical ground resistance detection device for construction engineering includes a box 1, a control main board 16, a controller 17, a battery 13, a heat dissipation mechanism, a fixing mechanism and a protection mechanism;

the heat dissipation mechanism comprises a fan 8 and a support frame 4, the support frame 4 is fixedly connected to the surface of the outer wall of the box body 1, and the fan 8 is fixedly connected to the surface of the outer wall of the support frame 4;

the fixing mechanism comprises a fixing plate 20, a rotating shaft, a spring 21 and a fixing frame 22, the surface of the inner wall of the fixing frame 22 is fixedly connected with a first rotating shaft 19, the surface of the outer wall of the first rotating shaft 19 is rotatably connected with the fixing plate 20, the surface of the outer wall of the fixing plate 20 is fixedly connected with the spring 21, one end of the spring 21 is fixedly connected with a probe, and the surface of the outer wall of the probe is fixedly connected with the fixing frame 22;

the protection mechanism comprises a flame-retardant layer 2 and a dust absorption layer 3, the flame-retardant layer 2 is fixedly connected to the surface of the inner wall of the box body 1, the dust absorption layer 3 is fixedly connected to the surface of the outer wall of the flame-retardant layer 2, external cold air is sucked into the box body 1 by starting the fan 8, heat dissipation treatment is conveniently carried out on electrical elements in the box body 1, and errors caused when the electrical elements in the box body 1 work in a high-temperature environment for a long time are avoided;

the inner wall surface of the box body 1 is fixedly connected with a control mainboard 16, the outer wall surface of the control mainboard 16 is fixedly connected with a controller 17, a second connecting block 14 and a third connecting block 15, the inner wall surface of the box body 1 is fixedly connected with a storage battery 13, the outer wall surface of the storage battery 13 is fixedly connected with a third connecting line 23, one end of the third connecting line 23 is fixedly connected with the second connecting block 14, a resistor is convenient to detect, the outer wall surface of the second connecting block 14 is fixedly connected with a first connecting line 5, the outer wall surface of the top end of the first connecting line 5 is fixedly connected with a first connecting block 7, the outer wall surface of the first connecting block 7 is fixedly connected with a rotating rod 9 through threads, a probe 12 is convenient to connect, the outer wall surface of the rotating rod 9 is fixedly connected with a second connecting line 10, the outer wall surface of the second connecting line 10 is fixedly connected with a probe, and the outer wall surface of the probe is fixedly connected with an anti-skid sleeve 11, be convenient for protect probe 12, 1 top outer wall fixed surface of box connects control switch 6, 1 outer wall fixed surface of box connects second pivot 24, 24 outer wall fixed surface of second pivot connects chamber door 25, 25 outer wall fixed surface of chamber door connects hasp 26, 1 bottom outer wall fixed surface of box connects universal wheel 18, universal wheel 18 sets up to four, four universal wheel 18 uses the 1 central line of box to arrange as central symmetry, and the pushing equipment of being convenient for removes, first connecting block 7 sets up to three respectively with second connecting block 14, and is three first connecting block 7 and second connecting block 14 equidistance are arranged respectively in 1 outside and inside of box, control switch 6 sets up to two, two control switch 6 uses the 1 central line of box to arrange as central symmetry.

When the utility model is used, the fixing plate 20 is pressed to rotate along the rotating shaft, the fixing plate 20 extrudes the spring 21, one end of a probe needle is conveniently fixed on the surface of a detected object, the gear is adjusted by rotating the control switch 6, power is supplied to the control main board 16 and detection by the storage battery 13 along the third connecting wire 23, data is transmitted to the controller 17 by the first connecting wire 5 and the second connecting wire 10, the detected resistance is displayed on the display screen 27 by the controller 17, the fan 8 is started to suck outside cold air into the box body 1, heat dissipation treatment is conveniently carried out on electrical elements in the box body 1, errors caused by long-term high-temperature environment work of the electrical elements in the box body 1 when the ground resistance is measured, the fire-retardant layer 2 and the dust-absorbing layer 3 are arranged in the box body 1, thus facilitating the fire protection of the box body 1, and blow in the inside cold wind of box 1 through the heat dissipation of fan 8 and blow the inside dust of box 1, and be convenient for adsorb the dust that floats in box 1 inside through dust absorption layer 3, through set up fixed plate 20, pivot and spring 21 on the probe tip, be convenient for can make the probe clip the probe when surveying, avoid using the hand to fix the probe together with the probe when surveying, and cause to survey inconveniently.

The application has the advantages that:

1. the fan is started to suck the outside cold air into the box body, and the heat dissipation treatment is convenient for the electrical elements in the box body, so that the error in the measurement of the grounding resistance caused by the long-term work of the electrical elements in the box body in a high-temperature environment is avoided;

2. the fire-retardant layer and the dust absorption layer are arranged in the box body, so that the box body is protected from fire conveniently, cold air blown into the box body through heat dissipation of the fan blows air to blow dust in the box body, and the dust floating in the box body is adsorbed conveniently through the dust absorption layer;

3. through set up fixed plate, pivot and spring on the probe pin top, be convenient for can make the probe pin clip the probe body when surveying, avoid using the hand to be in the same place the probe pin is fixed with the probe body when surveying, and cause to survey inconveniently.

It is well within the skill of those in the art to implement, without undue experimentation, the present application is not directed to software and process improvements, as they relate to circuits and electronic components and modules.

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

Claims

1. The utility model provides a building engineering electrical ground resistance detection device which characterized in that: the device comprises a box body (1), a control mainboard (16), a controller (17), a storage battery (13), a heat dissipation mechanism, a fixing mechanism and a protection mechanism;

the heat dissipation mechanism comprises a fan (8) and a support frame (4), the support frame (4) is fixedly connected to the surface of the outer wall of the box body (1), and the fan (8) is fixedly connected to the surface of the outer wall of the support frame (4);

the fixing mechanism comprises a fixing plate (20), a first rotating shaft (19), a spring (21) and a fixing frame (22), the surface of the inner wall of the fixing frame (22) is fixedly connected with the first rotating shaft (19), the surface of the outer wall of the first rotating shaft (19) is rotatably connected with the fixing plate (20), the surface of the outer wall of the fixing plate (20) is fixedly connected with the spring (21), one end of the spring (21) is fixedly connected with the probe (12), and the surface of the outer wall of the probe (12) is fixedly connected with the fixing frame (22);

the protection mechanism comprises a flame-retardant layer (2) and a dust absorption layer (3), the flame-retardant layer (2) is fixedly connected to the surface of the inner wall of the box body (1), and the dust absorption layer (3) is fixedly connected to the surface of the outer wall of the flame-retardant layer (2).

2. The electrical ground resistance detection device for constructional engineering according to claim 1, characterized in that: the box (1) inner wall surface fixed connection control mainboard (16), control mainboard (16) outer wall surface fixed connection controller (17) and second connecting block (14) and third connecting block (15).

3. The electrical ground resistance detection device for constructional engineering according to claim 1, characterized in that: the battery (13) is fixedly connected to the surface of the inner wall of the box body (1), the third connecting wire (23) is fixedly connected to the surface of the outer wall of the battery (13), and one end of the third connecting wire (23) is fixedly connected with the second connecting block (14).

4. The electrical ground resistance detection device for constructional engineering according to claim 2, characterized in that: the outer wall surface fixed connection first connecting block (5) of second connecting block (14), first connecting block (7) of first connecting block (5) top outer wall surface fixed connection, the outer wall surface of first connecting block (7) passes through screw thread fixed connection bull stick (9).

5. The electrical ground resistance detection device for constructional engineering according to claim 4, characterized in that: the outer wall surface of the rotating rod (9) is fixedly connected with a second connecting wire (10), the outer wall surface of the second connecting wire (10) is fixedly connected with a detection needle (12), and the outer wall surface of the detection needle (12) is fixedly connected with an anti-skidding sleeve (11).

6. The electrical ground resistance detection device for constructional engineering according to claim 1, characterized in that: the surface of the outer wall of the top end of the box body (1) is fixedly connected with a control switch (6).

7. The electrical ground resistance detection device for constructional engineering according to claim 1, characterized in that: the surface of the outer wall of the box body (1) is fixedly connected with a second rotating shaft (24), the surface of the outer wall of the second rotating shaft (24) is fixedly connected with a box door (25), and the surface of the outer wall of the box door (25) is fixedly connected with a lock catch (26).

8. The electrical ground resistance detection device for constructional engineering according to claim 1, characterized in that: the outer wall surface fixed connection universal wheel (18) of box (1) bottom, universal wheel (18) set up to four, four universal wheel (18) use box (1) central line as central symmetry and arrange.

9. The electrical ground resistance detection device for constructional engineering according to claim 4, characterized in that: the first connecting blocks (7) and the second connecting blocks (14) are respectively arranged in a three-way mode, and the first connecting blocks (7) and the second connecting blocks (14) are respectively arranged outside and inside the box body (1) at equal intervals.

10. The electrical ground resistance detection device for constructional engineering according to claim 6, characterized in that: the two control switches (6) are arranged, and the two control switches (6) are symmetrically arranged by taking the central line of the box body (1) as the center.