CN115166318A - Rural area lightning protection automatic early warning alarm device - Google Patents
Rural area lightning protection automatic early warning alarm device Download PDFInfo
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- CN115166318A CN115166318A CN202211078383.5A CN202211078383A CN115166318A CN 115166318 A CN115166318 A CN 115166318A CN 202211078383 A CN202211078383 A CN 202211078383A CN 115166318 A CN115166318 A CN 115166318A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C1/00—Measuring angles
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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Abstract
The invention discloses a lightning protection automatic early warning device in rural areas, which belongs to the field of lightning early warning and comprises a base, wherein an equipment cabinet is arranged in the middle of the upper surface of the base; a solar panel is fixedly connected to the upper surface of the base at a position close to one side of the equipment cabinet; the upper surface of the base is fixedly connected with a supporting rod at a position close to the other side of the equipment cabinet; the upper end of the supporting rod is fixedly connected with an installation plate; an electric field instrument is arranged on one side of the lower surface of the mounting plate; the upper surface of the mounting plate is provided with a circumferential adjusting mechanism; the upper end of the circumferential adjusting mechanism is provided with an angle measuring mechanism for measuring a visual field solid angle; the angle measuring mechanism comprises an auxiliary supporting plate fixedly connected to the upper surface of the circumferential adjusting mechanism; the front surface of the auxiliary supporting plate is rotatably connected with the measuring scale through a hinge; through setting up angle measurement mechanism, when lightning protection early warning alarm system's outdoor equipment was installed, can be convenient, quick, accurate detect the visual field solid angle, and then judge whether current mounted position meets the requirements, and then improved the installation effectiveness.
Description
Technical Field
The invention relates to the field of lightning early warning, in particular to a lightning protection automatic early warning device in rural areas.
Background
In rural areas of China, due to the fact that most buildings are short and low, the environment is spacious, land and water boundary areas are widely distributed, and the lightning protection consciousness of the masses is generally weak, when thunderstorm weather is met, the conditions of building damage, casualties, property loss and the like are caused by thunder, therefore, early warning alarm equipment is needed to give an early warning to the thunder in time, then an alarm is sent out in advance, outdoor workers are reminded of taking protective measures and evasive measures in advance, and the occurrence of lightning damage accidents is reduced.
The existing lightning protection early warning system is generally composed of three parts, namely outdoor equipment (an atmospheric electric field instrument), early warning equipment (an audible and visual alarm device) and a client computer, wherein the atmospheric electric field instrument is taken as key equipment in the whole lightning protection early warning system and has strict installation requirements, a Baidu library, namely attention matters for installation and site selection of the atmospheric electric field instrument, is mentioned in the text, a view field solid angle alpha of an electric field instrument probe is as large as possible (the minimum is 90 degrees) during installation, the view field solid angle alpha is shown in the attached figure 6 of the specification, and no shelters such as buildings, trees and the like exist in the range of the view field solid angle alpha so as to ensure that the sky and the cloud layer are all in a detection range.
However, in the prior art, when the atmospheric electric field instrument is installed outdoors, the detection is generally performed by observing a solid angle of visual field with naked eyes, and this method is suitable for an open place without a shelter, but if a certain number of shelters such as buildings and trees exist around, a large error exists, which further affects the detection accuracy of the atmospheric electric field instrument, or a detection instrument is specially carried and installed for measurement, but this method is inconvenient for inconvenient traffic in rural areas, and therefore is rarely used in actual operation.
Therefore, the lightning protection automatic early warning device for the rural areas is provided.
Disclosure of Invention
1. Technical problem to be solved
Aiming at the problems in the prior art, the invention aims to provide a lightning protection automatic early warning device in rural areas, which can conveniently, quickly and accurately detect a visual field solid angle by arranging an angle measuring mechanism when outdoor equipment of a lightning protection early warning system is installed, so as to judge whether the current installation position meets the requirements or not, and further improve the installation efficiency.
2. Technical scheme
In order to solve the above problems, the present invention adopts the following technical solutions.
A lightning protection automatic early warning device in rural areas comprises a base, wherein an equipment cabinet is arranged in the middle of the upper surface of the base; a solar panel is fixedly connected to the upper surface of the base at a position close to one side of the equipment cabinet; the upper surface of the base is fixedly connected with a supporting rod at a position close to the other side of the equipment cabinet; the upper end of the support rod is fixedly connected with the mounting plate; an electric field instrument is arranged on one side of the lower surface of the mounting plate; the upper surface of the mounting plate is provided with a circumferential adjusting mechanism; the upper end of the circumferential adjusting mechanism is provided with an angle measuring mechanism for measuring a visual field solid angle;
the angle measuring mechanism comprises an auxiliary supporting plate fixedly connected to the upper surface of the circumferential adjusting mechanism; the lower end of the front surface of the auxiliary supporting plate is fixedly connected with a hinge, and the front surface of the auxiliary supporting plate is rotatably connected with the measuring scale through the hinge; the outer surface of one side of the measuring scale is fixedly connected with an arc-shaped rack; the front surface of the arc-shaped rack is provided with an angle line; the upper end of the arc-shaped rack is connected with a gear in a meshing manner; one end of the gear is fixedly connected with the rod body, one end of the rod body penetrates through the auxiliary supporting plate and is fixedly connected with the handle, and the rod body is rotatably connected with the auxiliary supporting plate through a bearing; and a locking mechanism for clamping the gear is arranged at the upper end of the front surface of the auxiliary supporting plate.
Furthermore, the locking mechanism comprises a fixed block fixedly connected to the upper end of the front surface of the auxiliary supporting plate; the upper surface of the fixed block is provided with a mandril in a penetrating way; the upper end of the ejector rod is fixedly connected with a lifting handle; two springs I are symmetrically and fixedly connected to the two sides of the lower surface of the fixed block; the lower ends of the two first springs are fixedly connected with a connecting block together; the lower end of the ejector rod penetrates through the fixing block and the connecting block and is fixedly connected with the embedded ejector head, wherein the ejector rod is movably connected with the fixing block and fixedly connected with the connecting block.
Furthermore, the shape of the embedding top head is embedded with the gear tooth groove, so that the clamping and locking effects on the gear are realized.
Furthermore, when the embedding top head is embedded with the gear tooth groove, the first spring is still in a compressed state to extrude the embedding top head and the gear, so that the embedding top head is clamped with the gear more stably.
Furthermore, the position that dipperstick one side surface is close to the arc rack links firmly the sighting hole, and the sighting hole to with dipperstick axial direction parallel for the current field of vision solid angle that shelters from the thing of accurate quick determination.
Furthermore, the grounding wire is arranged on one side of the outer circular surface of the circumferential adjusting mechanism, and the measuring scale, the hinge, the auxiliary supporting plate and the shell of the circumferential adjusting mechanism are all members made of conductive metal materials, so that thunder and lightning led by the measuring scale can be transmitted to the ground.
Furthermore, the circumferential adjusting mechanism comprises a cover shell fixedly connected below the auxiliary supporting plate; two vertical plates are symmetrically arranged at the top end of the inner surface of the cover shell around the central shaft; the bottom ends of the outer surfaces of one sides of the two vertical plates are rotatably connected with L-shaped rods through rotating shafts; the upper ends of the two L-shaped rods are fixedly connected with a second spring, and the upper end of the second spring is fixedly connected with the top end of the inner surface of the cover shell; the lower ends of the two L-shaped rods are fixedly connected with locking blocks; a lock link is fixedly arranged in the middle of the upper surface of the mounting plate; the upper end of the lock rod is fixedly connected with the spherical head; the spherical head extends to the inside of the cap shell.
Furthermore, the locking piece is a member with a semicircular structure, and the curvature of the locking piece is the same as that of the cross section circle of the locking rod.
Further, an annular slide bar is fixedly connected to the middle position of the outer circular surface of the cover shell; the outer part of the annular slide bar is rotationally connected with an annular sliding seat; one side of the annular sliding seat is fixedly connected with the grounding wire, and the annular sliding seat, the cover shell and the annular sliding strip are all members made of conductive metal materials.
Furthermore, the lock rod is a component made of an insulating material; the lower surface edge position of lid shell links firmly the shirt rim for prevent that the rainwater from becoming the electric conductor with the locking lever.
3. Advantageous effects
Compared with the prior art, the invention has the advantages that:
(1) According to the invention, through arranging the angle measuring mechanism, when the outdoor equipment of the lightning protection early warning system is installed, the visual field solid angle can be conveniently, quickly and accurately detected, and whether the current installation position meets the requirements or not is further judged, so that the installation efficiency is further improved.
(2) The locking mechanism is arranged, so that the angle measuring mechanism can be conveniently used, the gear is prevented from rotating in the reading process, the accuracy of angle measurement is further ensured, when the angle measuring mechanism is used, the first spring is always in a compressed state, therefore, when the locking mechanism is locked, a user releases the handle, under the action of elastic potential energy of the first spring, the embedded ejector head is tightly embedded with the tooth grooves of the gear due to the extrusion of the first spring to complete the locking of the gear, when the angle measuring mechanism is not used, the user can lift the handle upwards by hand, the handle moves upwards to drive the ejector rod and the connecting block to move upwards, the first spring is continuously compressed, the embedded ejector head moves upwards along with the handle and leaves the tooth grooves of the gear to unlock the gear, and the shape of the embedded ejector head is embedded with the tooth grooves of the gear, so that the clamping and locking effects on the gear are improved.
(3) By arranging the circumferential adjusting mechanism, the invention can quickly realize circumferential angle adjustment of the angle measuring mechanism, so that the angle measuring mechanism can measure the visual field solid angles of the shelters in different directions around, and the adjustment is more quick and convenient; in addition, due to the fact that the circumferential adjusting mechanism is used, the angle measuring mechanism achieves rapid disassembly and assembly of the main body equipment of the electric field instrument, and can be disassembled and transported when being transported, and carrying is more convenient.
Drawings
FIG. 1 is a schematic front perspective view of the present invention;
FIG. 2 is an enlarged view of FIG. 1 at A in accordance with the present invention;
FIG. 3 is an enlarged schematic view of the locking mechanism of FIG. 2 according to the present invention;
FIG. 4 is a schematic view of a partial cross-sectional structure of the circumferential adjustment mechanism of the present invention;
FIG. 5 is a schematic rear perspective view of the present invention;
fig. 6 is an explanatory view of a solid angle of view in the present invention.
The numbering in the figures illustrates:
1. a base; 2. an equipment cabinet; 3. a solar panel; 4. a support bar; 5. mounting a plate; 6. an electric field instrument; 71. a cover shell; 72. a second spring; 73. a spherical head; 74. an L-shaped rod; 75. a vertical plate; 76. a lock lever; 77. a locking block; 78. a skirt edge; 79. an annular slide bar; 710. an annular slide seat; 8. an auxiliary support plate; 9. a ground line; 10. a hinge; 11. a sighting hole; 12. measuring a scale; 13. an arc-shaped rack; 14. an angle line; 15. a gear; 17. a locking mechanism; 171. a handle; 172. a fixed block; 173. a top rod; 174. a first spring; 175. connecting blocks; 176. and (4) embedding the plug.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.
Example 1:
referring to fig. 1 to 6, an automatic early warning device for lightning protection in rural areas comprises a base 1, wherein an equipment cabinet 2 is arranged in the middle of the upper surface of the base 1; a solar panel 3 is fixedly connected to one side of the upper surface of the base 1, which is close to the equipment cabinet 2; the upper surface of the base 1 is fixedly connected with a supporting rod 4 at the position close to the other side of the equipment cabinet 2; the upper end of the support rod 4 is fixedly connected with the mounting plate 5; an electric field instrument 6 is arranged on one side of the lower surface of the mounting plate 5; the upper surface of the mounting plate 5 is provided with a circumferential adjusting mechanism; the upper end of the circumferential adjusting mechanism is provided with an angle measuring mechanism for measuring a view solid angle;
the angle measuring mechanism comprises an auxiliary supporting plate 8 fixedly connected to the upper surface of the circumferential adjusting mechanism; the lower end of the front surface of the auxiliary supporting plate 8 is fixedly connected with a hinge 10, and the front surface of the auxiliary supporting plate 8 is rotatably connected with a measuring scale 12 through the hinge 10; the outer surface of one side of the measuring scale 12 is fixedly connected with an arc-shaped rack 13; the front surface of the arc-shaped rack 13 is provided with an angle line 14; the upper end of the arc-shaped rack 13 is engaged with a gear 15; one end of the gear 15 is fixedly connected with the rod body, one end of the rod body penetrates through the auxiliary supporting plate 8 and is fixedly connected with the handle, and the rod body is rotatably connected with the auxiliary supporting plate 8 through a bearing; a lock mechanism 17 for engaging the gear 15 is provided at the upper end of the front surface of the backup plate 8.
As shown in fig. 1 and 5, a grounding wire 9 is disposed on one side of the outer circular surface of the circumferential adjustment mechanism, and the measuring scale 12, the hinge 10, the auxiliary support plate 8 and the circumferential adjustment mechanism casing are all members made of conductive metal material, so as to transmit the lightning led by the measuring scale 12 to the ground.
As shown in fig. 2, a position of an outer surface of one side of the measuring ruler 12, which is close to the arc-shaped rack 13, is fixedly connected with an aiming hole 11, and the direction of the aiming hole 11 is axially parallel to the measuring ruler 12, so as to accurately and quickly determine a solid angle of a field of view of a current obstruction.
Aiming at the problem that the visual field solid angle detection of the electric field instrument 6 in the existing mode has larger error in visual observation, and is inconvenient to carry when a detection instrument is specially carried and installed for measurement;
when the visual field solid angle is detected, the base 1 is placed at a preset mounting point, the visual field solid angle can be detected after the level is adjusted, and when the visual field solid angle is detected, the height of the support rod 4 is about 1.5 meters normally, so that eyes can be manually attached to one end of the measuring scale 12 close to the hinge 10, then the locking mechanism 17 is controlled to be opened by one hand, the handle is shaken by the other hand, the handle can drive the rod body fixedly connected with the gear 15 to rotate, the rod body drives the gear 15 to rotate, the arc-shaped rack 13 in meshed connection with the gear 15 also rotates under the meshing action of the gear 15, and finally the measuring scale 12 fixedly connected with the arc-shaped rack 13 starts to rotate around the hinge 10; according to the view solid angle illustration diagram shown in fig. 6, when measuring a distant place shield, when an eye is attached to the aiming hole 11 on the measuring scale 12, the direction of the eye sight line can be approximately regarded as the pointing direction of the measuring scale 12, and in this way, the handle is shaken by the hand to drive the measuring scale 12 to rotate until the measuring scale 12 is not shielded by the shield, at this time, the gear 15 is fixed by the locking mechanism 17, and in this state, the angle line 14 on the arc-shaped rack 13 can read the current view solid angle 1/2, and then multiply by 2 to obtain the view solid angle, and if the view solid angle is less than ninety degrees, the currently selected position on the surface is unqualified, and the installation position needs to be reselected; if the view field solid angle is larger than 90 degrees, the current position meets the requirement, and the base 1 can be fixedly installed; in the reading process, it should be noted that an indication line is arranged on the front surface of the auxiliary supporting plate 8 corresponding to the central position of the gear 15, and the indication position is the current reading;
it should be noted that, after the angle detection is finished, the measuring scale 12 for auxiliary angle detection can rotate the handle to a state close to a vertical state by using the above manner, then, the grounding wire 9 is arranged on one side of the outer circular surface of the circumferential adjusting mechanism, and the measuring scale 12, the hinge 10, the auxiliary supporting plate 8 and the circumferential adjusting mechanism shell are all members made of conductive metal materials, through the arrangement, the measuring scale 12 can be converted into a lightning rod for use after the angle detection is finished, and in order to improve the conductive effect, a sharp needle head can be fixedly connected to one end of the measuring scale 12 to improve the lightning receiving effect, so that in thunderstorm weather, the lightning can be conducted to the underground to prevent the lightning from damaging the electric field instrument 6;
according to the invention, through arranging the angle measuring mechanism, when outdoor equipment (an electric field instrument 6) of the lightning protection early warning system is installed, a visual field solid angle can be conveniently, quickly and accurately detected, and whether the current installation position meets the requirement or not is further judged, so that the installation efficiency is further improved.
As shown in fig. 3, the locking mechanism 17 includes a fixing block 172 attached to the upper end of the front surface of the subsidiary support plate 8; a top rod 173 penetrates through the upper surface of the fixed block 172; the upper end of the top rod 173 is fixedly connected with a handle 171; two first springs 174 are symmetrically and fixedly connected to the two sides of the lower surface of the fixed block 172; the lower ends of the two first springs 174 are fixedly connected with a connecting block 175; the lower end of the push rod 173 penetrates through the fixing block 172 and the connecting block 175 and is fixedly connected with the embedded top head 176, wherein the push rod 173 is movably connected with the fixing block 172, and the push rod 173 is fixedly connected with the connecting block 175.
As shown in fig. 3, the fitting plug 176 is shaped to fit into the tooth grooves of the gear 15, thereby achieving an engagement locking action on the gear 15.
As shown in fig. 3, when the engaging plug 176 is engaged with the tooth groove of the gear 15, the first spring 174 is still compressed to press the engaging plug 176 and the gear 15, so that the engaging of the engaging plug 176 and the gear 15 is more stable.
The locking mechanism 17 is used as a locking device for the gear 15, when the locking mechanism 17 is used, the first spring 174 is always in a compressed state, so when the locking mechanism 17 is locked, the handle 171 can be released by hand, under the action of elastic potential energy of the first spring 174, the embedding top head 176 can be tightly embedded with the tooth groove of the gear 15 due to the extrusion of the first spring 174, the locking for the gear 15 is completed, when the locking mechanism is not used, the handle 171 can be lifted upwards by a person, the handle 171 moves upwards, the top rod 173 and the connecting block 175 are driven to move upwards, the first spring 174 continues to be compressed, the embedding top head 176 moves upwards along with the handle 171, leaves the tooth groove of the gear 15, and the locking for the gear 15 is released; in the present embodiment, the fitting plug 176 is shaped to fit into the tooth grooves of the gear 15, thereby improving the engagement locking action with respect to the gear 15.
As shown in fig. 4, the circumferential direction adjusting mechanism includes a cover case 71 attached below the subsidiary support plate 8; two vertical plates 75 are installed symmetrically about the central axis at the top end of the inner surface of the cover case 71; the bottom ends of the outer surfaces of one sides of the two vertical plates 75 are rotatably connected with L-shaped rods 74 through rotating shafts; the upper ends of the two L-shaped rods 74 are fixedly connected with a second spring 72, and the upper end of the second spring 72 is fixedly connected with the top end of the inner surface of the cover shell 71; the lower ends of the two L-shaped rods 74 are fixedly connected with locking blocks 77; the middle position of the upper surface of the mounting plate 5 is fixedly connected with a lock rod 76; the upper end of the lock rod 76 is fixedly connected with the spherical head 73; the spherical head 73 extends to the inside of the cover case 71.
As shown in fig. 4, the lock block 77 is a member having a semicircular structure and has the same curvature as that of the cross-sectional circle of the lock lever 76.
As shown in fig. 4, an annular slide bar 79 is fixedly connected to the middle position of the outer circular surface of the cover shell 71; the outer part of the annular slide bar 79 is rotatably connected with an annular sliding seat 710; one side of the annular slider 710 is fixedly connected to the ground line 9, and the annular slider 710, the cover shell 71, and the annular slide 79 are all made of conductive metal.
As shown in fig. 4, the lock lever 76 is a member made of an insulating material; the lower surface of the cover case 71 is fixedly attached at an edge position with a skirt 78 for preventing rainwater from turning the lock lever 76 into a conductor.
The angle measuring mechanism can be used for detecting the visual field solid angle of a sheltering object in a certain direction, but in the actual use process, because the sheltering object possibly exists at the periphery of outdoor equipment of the lightning protection early warning system, the peripheral sheltering object needs to be detected, but if the base 1 is rotated and then the angle measuring mechanism is used for detection, time and labor are wasted, and the detection efficiency is greatly reduced, so the angle measuring mechanism can be quickly adjusted in direction by arranging the circumferential adjusting mechanism and circumferentially adjusting the angle measuring mechanism, and the peripheral sheltering object can be detected in the visual field solid angle;
when the circumferential adjusting mechanism is used, firstly, the cover shell 71 is lifted upwards, and after the cover shell 71 moves upwards, the spherical head 73 does not apply an acting force on the L-shaped rods 74 any more, under the action of elastic potential energy of the second spring 72, the two L-shaped rods 74 rotate around the rotating shaft towards the spherical head 73, so that the two locking blocks 77 are opened, the locking rods 76 are not clamped any more, and then the cover shell 71 can rotate at the moment, the rotation of the cover shell 71 can drive the angle measuring mechanism arranged on the upper surface of the cover shell to rotate, after the cover shell rotates to the position of a detected shielding object, the cover shell 71 is put down, under the common gravity action of the cover shell 71 and the components arranged on the cover shell 71, the spherical head 73 overcomes the elastic force of the second spring 72 to jack up the two L-shaped rods 74 upwards until the two L-shaped rods 74 abut against the cover shell 71, and in the process, the lower ends of the two L-shaped rods 74 gradually approach the locking rods 76 under the action of the rotating shaft, and when the two L-shaped rods 74 abut against the cover shell 71, the two locking blocks 77 fix the cover shell 71;
by arranging the circumferential adjusting mechanism, the invention not only can quickly realize circumferential angle adjustment of the angle measuring mechanism so as to measure the visual field solid angles of the shelters in different directions around, but also can adjust more quickly and conveniently; in addition, the angle measuring mechanism realizes the quick disassembly and assembly with the main body equipment of the electric field instrument 6 through the circumferential adjusting mechanism, and can be disassembled and transported during transportation, so that the carrying is more convenient;
in addition, it should be noted that, since the circumferential adjusting mechanism needs to rotate circumferentially, the circumferential adjusting mechanism and the ground wire 9 are connected in a sliding manner by the annular slide bar 79 and the annular slide seat 710, the cover shell 71 and the annular slide bar 79 are all made of conductive metal materials, so that normal conduction of lightning can be ensured while the rotational connection is realized; and locking lever 76 is the component of an insulating material, can prevent that the thunder and lightning from transmitting the electric field appearance 6 below to through locking lever 76, and the condition that leads to electric field appearance 6 to damage takes place, and in addition, the lower surface edge position of lid shell 71 links firmly shirt rim 78 for prevent that rainwater from attaching to locking lever 76 surface and becoming the electric conductor with locking lever 76, and then avoided the thunder and lightning to transmit to electric field appearance 6, guaranteed good lightning protection effect.
The using method comprises the following steps: when the eye-protecting type eye-protecting device is used, firstly, the base 1 is placed at a preset installation point, and the visual field solid angle can be detected after the level is adjusted, when the eye-protecting type eye-protecting device is used, because the height of the support rod 4 is usually set to be about 1.5 meters, eyes can be manually attached to one end, close to the hinge 10, of the measuring scale 12, then one hand controls the locking mechanism 17 to be opened, the other hand shakes the handle, the handle can drive the rod body fixedly connected with the gear 15 to rotate, the rod body drives the gear 15 to rotate, the arc-shaped rack 13 in meshed connection with the gear 15 also rotates under the meshing action of the gear 15, and finally the measuring scale 12 fixedly connected with the arc-shaped rack 13 starts to rotate around the hinge 10; according to the view solid angle illustration diagram shown in fig. 6, when measuring a distant place shield, when an eye is attached to the aiming hole 11 on the measuring scale 12, the direction of the eye sight line can be approximately regarded as the pointing direction of the measuring scale 12, and in this way, the handle is shaken by the hand to drive the measuring scale 12 to rotate until the measuring scale 12 is not shielded by the shield, at this time, the gear 15 is fixed by the locking mechanism 17, and in this state, the angle line 14 on the arc-shaped rack 13 can read the current view solid angle 1/2, and then multiply by 2 to obtain the view solid angle, and if the view solid angle is less than ninety degrees, the currently selected position on the surface is unqualified, and the installation position needs to be reselected; if the angle of the solid angle of the visual field is larger than 90 degrees, the current position meets the requirement, and the base 1 can be fixedly installed; in the reading process, it should be noted that an indication line is arranged on the front surface of the auxiliary supporting plate 8 corresponding to the central position of the gear 15, and the indication position is the current reading;
after the angle detection is finished, the handle can be rotated by utilizing the mode to rotate the handle to be close to a vertical state, then, the grounding wire 9 is arranged on one side of the outer circular surface of the circumferential adjusting mechanism, and the measuring scale 12, the hinge 10, the auxiliary supporting plate 8 and the circumferential adjusting mechanism shell are all members made of conductive metal materials;
when the angle measuring mechanism is adjusted circumferentially, firstly, the cover shell 71 is lifted upwards, and after the cover shell 71 moves upwards, the spherical head 73 does not apply an acting force to the L-shaped rods 74 any more, under the action of the elastic potential energy of the second spring 72, the two L-shaped rods 74 both rotate around the rotating shaft towards the spherical head 73, so that the two locking blocks 77 are opened, the locking rods 76 are not clamped, and then the cover shell 71 can rotate at the moment, the rotation of the cover shell 71 can drive the angle measuring mechanism mounted on the upper surface of the cover shell to rotate, after the cover shell rotates to the position of a detected shielding object, the cover shell 71 is put down, under the common gravity action of the cover shell 71 and the components mounted on the cover shell 71, the spherical head 73 overcomes the elastic force of the second spring 72 to jack up the two L-shaped rods 74 until the two L-shaped rods 74 abut against the cover shell 71, and in the process, the lower ends of the two L-shaped rods 74 gradually approach the locking rods 76 under the action of the rotating shaft, and when the two L-shaped rods 74 abut against the cover shell 71, the two locking blocks are abutted against the cover shell 71, the locking rods 77, so as to fix the cover shell 71.
The foregoing is only a preferred embodiment of the present invention; the scope of the invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by the equivalent or modified embodiments and the modified concepts of the present invention.
Claims (10)
1. The utility model provides a rural area lightning protection automatic early warning alarm device, includes base (1), its characterized in that: an equipment cabinet (2) is arranged in the middle of the upper surface of the base (1); a solar panel (3) is fixedly connected to one side of the upper surface of the base (1) close to the equipment cabinet (2); the upper surface of the base (1) is fixedly connected with a support rod (4) at the position close to the other side of the equipment cabinet (2); the upper end of the support rod (4) is fixedly connected with a mounting plate (5); an electric field instrument (6) is arranged on one side of the lower surface of the mounting plate (5); the upper surface of the mounting plate (5) is provided with a circumferential adjusting mechanism; the upper end of the circumferential adjusting mechanism is provided with an angle measuring mechanism for measuring a view solid angle;
the angle measuring mechanism comprises an auxiliary supporting plate (8) fixedly connected to the upper surface of the circumferential adjusting mechanism; the lower end of the front surface of the auxiliary supporting plate (8) is fixedly connected with a hinge (10), and the front surface of the auxiliary supporting plate (8) is rotatably connected with a measuring scale (12) through the hinge (10); the outer surface of one side of the measuring scale (12) is fixedly connected with an arc-shaped rack (13); an angle line (14) is arranged on the front surface of the arc-shaped rack (13); the upper end of the arc-shaped rack (13) is engaged and connected with a gear (15); one end of the gear (15) is fixedly connected with the rod body, one end of the rod body penetrates through the auxiliary supporting plate (8) and is fixedly connected with the handle, and the rod body is rotatably connected with the auxiliary supporting plate (8) through a bearing; and a locking mechanism (17) for clamping the gear (15) is arranged at the upper end of the front surface of the auxiliary supporting plate (8).
2. The rural area lightning protection automatic early warning device according to claim 1, characterized in that: the locking mechanism (17) comprises a fixed block (172) fixedly connected to the upper end of the front surface of the auxiliary supporting plate (8); the upper surface of the fixed block (172) is provided with a mandril (173) in a penetrating way; the upper end of the ejector rod (173) is fixedly connected with a handle (171); two first springs (174) are symmetrically and fixedly connected to the two sides of the lower surface of the fixed block (172); the lower ends of the two first springs (174) are fixedly connected with a connecting block (175) together; the lower end of the ejector rod (173) penetrates through the fixing block (172) and the connecting block (175) and is fixedly connected with the embedded ejector head (176), wherein the ejector rod (173) is movably connected with the fixing block (172), and the ejector rod (173) is fixedly connected with the connecting block (175).
3. The rural area lightning protection automatic early warning device according to claim 2, characterized in that: the shape of the embedding top head (176) is embedded with the tooth grooves of the gear (15), so that the clamping and locking effects on the gear (15) are realized.
4. The rural area lightning protection automatic early warning device according to claim 2, characterized in that: when the embedding top head (176) is embedded with the tooth grooves of the gear (15), the first spring (174) is still in a compressed state to extrude the embedding top head (176) and the gear (15), so that the embedding top head (176) and the gear (15) are clamped more stably.
5. The rural area lightning protection automatic early warning device according to claim 1, characterized in that: the outer surface of one side of the measuring scale (12) is fixedly connected with an aiming hole (11) at a position close to the arc-shaped rack (13), and the hole direction of the aiming hole (11) is axially parallel to the measuring scale (12) and is used for accurately and quickly determining the visual field solid angle of the current sheltering object.
6. The rural area lightning protection automatic early warning device according to claim 1, characterized in that: the outer disc one side of circumference adjustment mechanism is equipped with earth connection (9), and dipperstick (12), hinge (10), auxiliary stay board (8) and circumference adjustment mechanism shell are the component of electrically conductive metal material for the thunder and lightning that the realization connects the guidance to dipperstick (12) passes to ground.
7. The rural area lightning protection automatic early warning device according to claim 1, characterized in that: the circumferential adjusting mechanism comprises a cover shell (71) fixedly connected below the auxiliary supporting plate (8); two vertical plates (75) are symmetrically arranged on the top end of the inner surface of the cover shell (71) relative to the central axis; the bottom ends of the outer surfaces of one sides of the two vertical plates (75) are rotatably connected with L-shaped rods (74) through rotating shafts; the upper ends of the two L-shaped rods (74) are fixedly connected with a second spring (72), and the upper end of the second spring (72) is fixedly connected with the top end of the inner surface of the cover shell (71); the lower ends of the two L-shaped rods (74) are fixedly connected with locking blocks (77); a lock rod (76) is fixedly connected to the middle position of the upper surface of the mounting plate (5); the upper end of the lock rod (76) is fixedly connected with a spherical head (73); the spherical head (73) extends into the interior of the cover shell (71).
8. The rural area lightning protection automatic early warning device according to claim 7, characterized in that: the locking piece (77) is a member of a semicircular structure and has the same curvature as that of the cross-sectional circle of the locking bar (76).
9. The lightning protection automatic early warning device for the rural areas according to one of the claims 7 or 6, characterized in that: the middle position of the outer circular surface of the cover shell (71) is fixedly connected with an annular sliding strip (79); an annular sliding seat (710) is rotatably connected to the outer part of the annular sliding strip (79); one side of the annular sliding seat (710) is fixedly connected with the grounding wire (9), and the annular sliding seat (710), the cover shell (71) and the annular sliding strip (79) are all members made of conductive metal materials.
10. The rural area lightning protection automatic early warning device according to claim 7, characterized in that: the lock rod (76) is a component made of insulating materials; the edge position of the lower surface of the cover shell (71) is fixedly connected with a skirt (78) for preventing rainwater from changing the lock rod (76) into a conductor.
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| CN202211078383.5A CN115166318B (en) | 2022-09-05 | 2022-09-05 | Rural area lightning protection automatic early warning alarm device |
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