CN115798223A - Multi-technology geomagnetic detector - Google Patents
Multi-technology geomagnetic detector Download PDFInfo
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- CN115798223A CN115798223A CN202211248266.9A CN202211248266A CN115798223A CN 115798223 A CN115798223 A CN 115798223A CN 202211248266 A CN202211248266 A CN 202211248266A CN 115798223 A CN115798223 A CN 115798223A
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- geomagnetic detector
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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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Abstract
The invention discloses a multi-technology geomagnetic detector, which comprises an upper cover cylinder, a sensor and a controller, wherein the upper cover cylinder is provided with a cylindrical structure with one end covered with a cover; the lower sleeve is provided with a cylindrical structure with one end covered; the outer side wall of the lower sleeve is circumferentially and equidistantly provided with a plurality of auxiliary plates, the auxiliary plates are provided with clamping ports, the clamping ports are clamped with outer spiral grooves, the outer spiral grooves are of spiral concave plate structures, the lower surfaces of the outer spiral grooves are provided with reinforced spiral strips, the reinforced spiral strips are arranged along the spiral paths of the outer spiral grooves, outer ring grooves are arranged near the top of the lower sleeve, the bottom of the outer ring grooves is provided with drainage holes, the drainage holes are communicated with one end parts of the outer spiral grooves, and the other end parts of the outer spiral grooves extend to the bottom of the lower sleeve; according to the invention, the outer ring groove is matched with the outer spiral groove, so that not only can the ambient environment of the device be prevented from deteriorating, but also the heat dissipation effect on the whole device can be achieved, the service performance of the lithium battery pack is improved, and the lower sleeve can be protected from the influence of the deformation of the ambient environment.
Description
Technical Field
The invention relates to the technical field of geomagnetic detection, in particular to a multi-technology geomagnetic detector.
Background
The geomagnetic vehicle detector is characterized in that ferromagnetic substances contained in a vehicle can affect geomagnetic signals of a vehicle existing area, so that geomagnetic lines of force of the earth of the vehicle existing area are bent, when the vehicle passes by the vicinity of the sensor, the sensor can sensitively sense the change of the signals, and relevant information of a detection target can be obtained through signal analysis.
The prior art discloses a geomagnetic vehicle detector (CN 105469609A), which comprises a PCBA, a battery, a bracket and a shell; the shell comprises a shell body and a shell cover; the shell comprises an inner shell and an outer shell, the inner shell is a square shell, the side wall of the outer shell is a cylindrical ring, and the side wall of the outer shell surrounds the upper end of the inner shell; the top of the inner shell is lower than the top of the outer shell, and the bottom surface of the outer shell is connected with the bottom end of the side wall of the outer shell and the side wall of the inner shell; the shell cover comprises an inner cover and an outer cover; the edge of the bottom surface of the inner cover is welded with the top surface of the side wall of the inner shell to form an inner sealing cavity; the edge of the bottom surface of the outer cover is welded with the top surface of the side wall of the outer shell to form an outer sealing cavity; one end of the bracket is provided with a PCBA clamping piece, the other end of the bracket is provided with a battery holder, the PCBA is fixed on the PCBA clamping piece, and the battery is fixed on the battery holder; the bracket is sealed in the inner sealing cavity in a mode that the PCBA clamping piece faces the bottom of the inner shell; the geomagnetic vehicle detector provided by the invention can improve the waterproof performance, the detection accuracy and the impact resistance of the geomagnetic vehicle detector, but is not enough to protect the installation environment of the geomagnetic vehicle detector and cope with the influence of expansion with heat and contraction with cold on the road surface.
Disclosure of Invention
The invention aims to provide a multi-technology geomagnetic detector to solve the problems that the surrounding installation environment of the existing geomagnetic detector is easily damaged by water, the device has poor pressure resistance effect, poor integral sealing performance and strength and poor protection on road surface from thermal expansion and cold contraction deformation.
In order to achieve the purpose, the invention provides the following technical scheme: a multi-technology geomagnetic detector comprises an upper cover cylinder, a sensor and a controller, wherein the upper cover cylinder is of a cylindrical structure with one end covered, and the outer side wall of the upper cover cylinder is provided with an external thread part; the lower sleeve is provided with a cylindrical structure with one end covered, and the inner side wall of the lower sleeve is provided with an internal thread part; the outer side wall of the lower sleeve is circumferentially and equidistantly provided with a plurality of auxiliary plates, each auxiliary plate is provided with a long plate-shaped structure, the longitudinal section of each auxiliary plate is provided with a right-angled trapezoid structure, each auxiliary plate is provided with an auxiliary hole, each auxiliary hole is provided with a circular arch-shaped structure, each auxiliary hole penetrates through each auxiliary plate, a plurality of auxiliary holes are longitudinally formed in each auxiliary plate, each auxiliary plate is provided with a clamping port, each clamping port is provided with an outer spiral groove in a clamping mode, each outer spiral groove is provided with a spiral concave plate-shaped structure, the lower surface of each outer spiral groove is provided with a reinforcing spiral strip, each reinforcing spiral strip is arranged along the spiral path of each outer spiral groove, the top close to the lower sleeve is provided with an outer ring groove, the groove bottom of each outer ring groove is provided with a drainage hole, each drainage hole is communicated with one end part of each outer spiral groove, and the other end part of each outer spiral groove extends to the bottom of the lower sleeve;
this multi-technology earth magnetism detector through outer annular groove cooperation outer spiral groove, not only can prevent that device surrounding environment from worsening, can play the radiating effect to the device is whole moreover, improves the performance of lithium cell group, more can protect the lower sleeve, makes it avoid the influence of surrounding environment deformation, also through the design of auxiliary hole, reduces the probability that mechanical vibration takes place, avoids upper cover section of thick bamboo and lower sleeve because mechanical vibration becomes fragile, loses the protection to internal part.
According to the multi-technology geomagnetic detector, the outer annular groove arranged on the lower sleeve can be used for collecting water drops or water flow falling into the mounting pit from the upper part of the multi-technology geomagnetic detector, the water drops or the water flow is guided to the outer spiral groove through the drainage hole arranged at the bottom of the outer spiral groove, and then the water flow flows downwards along the outer spiral groove, so that the potential energy of a water body is greatly reduced, the situation that the water flow impacts the bottom surface of the mounting pit when falling vertically or splashed water splash impacts the lower sleeve or the groove wall to cause a concrete layer in the mounting pit to fall off or perforate is avoided, the surrounding environment of the device is gradually worsened, the stable work of the geomagnetic detector is not facilitated, the water flow which is spiral along the outer spiral groove can also play a role in heat dissipation on the periphery of the device, and the usability of an internal lithium battery pack is facilitated to be improved;
more importantly, the geomagnetic detector is usually installed below a road surface, on one hand, in the use process of years, the asphalt and concrete road surface is affected by temperature changes such as continuous high temperature and sudden temperature drop, so that the asphalt and concrete road surface around the geomagnetic detector continuously generates thermal expansion and cold contraction deformation, and the outer ring groove and the outer spiral groove which are made of flexible materials can protect the lower sleeve when the asphalt and concrete road surface deforms or cracks due to thermal expansion and cold contraction, so that the lower sleeve and internal components of the lower sleeve are prevented from being extruded and deformed, or the cracked road surface transfers heat to the lithium battery pack inside the lower sleeve when contacting the outer wall of the lower sleeve, so that the performance of the lithium battery pack is reduced; on the other hand, the auxiliary plate on the outer wall of the lower sleeve can set distribution intervals according to required deformation stress, so that the whole device is reinforced, and the sealing performance of the whole device is ensured; on the other hand, the top disc arranged on the mounting pit can generate vibration when being intermittently rolled by a vehicle, and the surrounding vehicle can also generate vibration on the road surface when passing near the mounting pit, the vibration of the type can be transmitted to the device through the land base, and the device not only enhances the integral deformation resistance of the device, but also can change the vibration transmission direction, reduces the probability of mechanical vibration and avoids the upper cover cylinder and the lower sleeve from being fragile due to mechanical vibration and losing protection on internal parts by arranging the arched auxiliary holes on the auxiliary plate; on the other hand, through the spiro union of external screw thread portion and internal thread portion, effectively increased the area of contact and the lifting surface area of upper cover section of thick bamboo and lower sleeve, not only can realize effective resistance to compression, still made things convenient for installation and dismantlement.
A first sealing ring is arranged between the upper cover cylinder and the lower sleeve, and the first sealing ring is arranged above the external thread part.
The inside coaxial battery holder that is equipped with of upper cover section of thick bamboo, battery holder have solid fixed ring, are equipped with joint portion on the solid fixed ring, have the battery protective housing in the solid fixed ring, battery protective housing and solid fixed ring's inner wall interference fit.
Be equipped with lithium cell group in the battery protection shell, be equipped with the mount in the lithium cell group, the mount has the fixed column, the both ends symmetry of fixed column is equipped with the fixed plate, the fixed plate has the sunken regular triangle platelike structure in edge, the both ends of mount are equipped with installation cavity and installation cavity down, be equipped with electrically conductive end on the fixed plate, wherein connect through the conducting rod between two electrically conductive ends, be equipped with the cylinder lithium cell between two fixed plates.
A main board frame is arranged above the battery frame and provided with a main board mounting groove, a limiting part is arranged at the edge of the inner side wall of the main board mounting groove, a fixed end is arranged at the bottom of the main board mounting groove, and an inserting part is arranged at the bottom of the main board frame and is inserted into the battery frame;
according to the multi-technology geomagnetic detector, through the design of the battery rack, on one hand, the upper cover cylinder and the battery rack are installed in a nested mode, and meanwhile, through the buckle design of the clamping part, the upper cover cylinder can be tightly fixed, and the use of metal fixing pieces can be avoided, so that the interference of metal to a geomagnetic field is avoided, and the detection accuracy of the device is enhanced; on the other hand, mainboard frame carries on spacingly through the mainboard top of spacing portion in to the mainboard mounting groove, fixes mainboard below through the fixed terminal simultaneously, prevents that the mainboard from receiving vibrations to shift, leads to the mainboard to damage, and the grafting portion that is equipped with simultaneously in mainboard frame's below also has the buckle design, makes it can plug to on the battery holder to realize the integration zonulae occludens of battery holder, mainboard frame and upper cover section of thick bamboo.
A second sealing ring is arranged between the upper cover cylinder and the battery frame and is arranged on the outer side wall of a fixing ring of the battery frame;
this multi-technology earth magnetism detector, first sealing washer through its being equipped with provides the protection for lower sleeve, prevents inside steam and dust enter into lower sleeve, also prevents through the second sealing washer that steam or dust between battery rack and the upper cover section of thick bamboo from entering mainboard frame or battery rack, and dual waterproof has greatly reduced the seepage risk, has improved waterproof performance.
The multi-technology geomagnetic detector also comprises an installation pit, wherein the installation pit is arranged below the road surface and is provided with a groove wall, and the inner diameter of the installation pit is equal to the maximum diameter of the multi-technology geomagnetic detector;
this multi-technology geomagnetic detector, it is installed in the installation hole, because there is certain clearance between cell wall and the device, compares in prior art and realizes the mode to device monolithic stationary in the installation hole concrete pouring, and it can effectively deal with the thermal energy deformation on road surface and road bed, also is favorable to changing, overhauing, shifting the device.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the multi-technology geomagnetic detector, the outer ring groove is matched with the outer spiral groove, so that not only can the ambient environment of the device be prevented from deteriorating, but also the whole device can be cooled, the service performance of the lithium battery pack is improved, and the lower sleeve can be protected from being influenced by the deformation of the ambient environment;
2. according to the multi-technology geomagnetic detector, through the design of the auxiliary holes, the probability of mechanical vibration can be reduced, and the situation that internal parts are protected due to the fact that the upper cover cylinder and the lower sleeve are fragile due to mechanical vibration is avoided;
3. according to the multi-technology geomagnetic detector, the upper cover cylinder can be tightly fixed through the design of the battery rack, and the use of metal fixing pieces is avoided, so that the interference of metal to a geomagnetic field is avoided, and the detection accuracy of the device is enhanced;
4. according to the multi-technology geomagnetic detector, through the arrangement of the air flow through holes, the temperature and humidity inside and outside the installation pit can be kept balanced through the air flow, and the vibration energy transmitted by the top disc is reduced through the damping ring;
5. this multi-technology earth magnetism detector, it installs in the installation hole, and it can effectively deal with the thermal energy deformation of road surface and road bed, also is favorable to changing, overhauing, shifting the device.
Drawings
Fig. 1 is a schematic structural diagram of a multi-technology geomagnetic detector according to a preferred embodiment of the present invention;
fig. 2 is a front view of the multi-technology geomagnetic detector shown in fig. 1;
FIG. 3 is an enlarged view of I-I shown in FIG. 2;
fig. 4 is an exploded view of the multi-technology geomagnetic detector shown in fig. 1;
FIG. 5 is a top view of the multi-technology geomagnetic detector shown in FIG. 1;
FIG. 6 isbase:Sub>A cross-sectional view taken along the line A-A as viewed from above in FIG. 5;
FIG. 7 is a schematic structural view of the motherboard bracket shown in FIG. 4;
FIG. 8 is a top view of the motherboard bracket shown in FIG. 7;
fig. 9 is a schematic view of a combined state structure of the battery holder and the battery protection case shown in fig. 4;
fig. 10 is a schematic diagram of a lithium battery pack inside the battery protection case shown in fig. 9;
FIG. 11 is an exploded view of FIG. 10;
fig. 12 is a schematic view of a structure in which the multi-technology geomagnetic detector is mounted to a mounting pit;
FIG. 13 is an enlarged view of II-II in FIG. 12.
In the figure: 1. an upper cover cylinder; 11. a lower sleeve; 111. an auxiliary plate; 112. an auxiliary hole; 113. a card interface; 12. an outer ring groove; 121. a drainage hole; 13. an outer spiral groove; 131. reinforcing the rotary strip; 14. an external threaded portion; 15. a first seal ring; 16. a second seal ring; 17. an internal thread portion; 2. a motherboard frame; 21. a mainboard mounting groove; 22. a limiting part; 23. a fixed end; 24. a plug-in part; 3. a battery holder; 31. a fixing ring; 32. a clamping part; 33. a battery protective case; 34. a lithium battery pack; 341. a fixed mount; 342. an upper mounting cavity; 343. a lower mounting cavity; 344. a conductive terminal; 345. a conductive rod; 346. a cylindrical lithium battery; 347. fixing a column; 348. a fixing plate; 4. installing a pit; 41. a pavement; 42. a trench wall; 43. a top tray; 44. an air circulation hole; 45. a damping ring; 46. an annular groove.
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.
Referring to fig. 1-4, an embodiment of the present invention is shown: a multi-technology geomagnetic detector comprises an upper cover cylinder 1, wherein the upper cover cylinder 1 is of a cylindrical structure with one end covered, and an external thread part 14 is arranged on the outer side wall of the upper cover cylinder 1; a lower sleeve 11, wherein the lower sleeve 11 has a cylindrical structure with one end covered, and an inner side wall of the lower sleeve 11 is provided with an inner threaded part 17; a plurality of auxiliary plates 111 are circumferentially arranged on the outer side wall of the lower sleeve 11 at equal intervals, the auxiliary plates 111 have a long plate-shaped structure, the longitudinal section of each auxiliary plate 111 has a right trapezoid-shaped structure, an auxiliary hole 112 is formed in each auxiliary plate 111, each auxiliary hole 112 has a circular arch-shaped structure, each auxiliary hole 112 penetrates through each auxiliary plate 111, a plurality of auxiliary holes 112 are formed in the longitudinal direction of each auxiliary plate 111, a clamping port 113 is formed in each auxiliary plate 111, an outer spiral groove 13 is clamped on each clamping port 113, each outer spiral groove 13 has a spiral concave plate-shaped structure, a reinforcing spiral strip 131 is arranged on the lower surface of each outer spiral groove 13, each reinforcing spiral strip 131 is arranged along the spiral path of each outer spiral groove 13, an outer ring groove 12 is arranged close to the top of the lower sleeve 11, a drainage hole 121 is formed in the bottom of each outer ring groove 12, the drainage hole 121 is communicated with one end of each outer spiral groove 13, and the other end of each outer spiral groove 13 extends to the bottom of the lower sleeve 11;
this multi-technology geomagnetic detector, through outer annular groove 12 cooperation outer spiral groove 13, not only can prevent that device surrounding environment from worsening, can play the radiating effect to the device is whole moreover, improve lithium cell group 34's performance, more can protect lower sleeve 11, make it avoid the influence of surrounding environment deformation, also through the design of auxiliary hole 112, reduce the probability that mechanical vibration takes place, avoid upper cover section of thick bamboo 1 and lower sleeve 11 to become fragile because mechanical vibration, lose the protection to internal components.
According to the multi-technology geomagnetic detector, the outer annular groove 12 arranged on the lower sleeve 11 can collect water drops or water flow falling into the mounting pit 4 from the upper part of the multi-technology geomagnetic detector, the water drops or the water flow is guided to the outer spiral groove 13 through the drainage hole 121 arranged at the bottom of the groove, and then the water flow flows downwards along the outer spiral groove 13, so that the potential energy of a water body is greatly reduced, the situation that the water flow impacts the bottom surface of the mounting pit 4 when falling vertically or splashed water flowers impact the lower sleeve 11 or the groove wall 42 to cause a concrete layer in the mounting pit 4 to fall off or perforate is avoided, the surrounding environment of the device is gradually worsened, the stable work of the geomagnetic detector is not facilitated, the water flow spirally flowing down along the outer spiral groove 13 can also play a role in dissipating heat on the periphery of the device, and the usability of the internal lithium battery pack 34 is facilitated to be improved;
more importantly, the geomagnetic detector is usually installed below the road surface 41, on one hand, in the use process of several years, the asphalt and concrete road surface 41 is affected by temperature changes such as continuous high temperature and sudden temperature drop, so that the asphalt and concrete road surface 41 around the geomagnetic detector continuously generates thermal expansion and cold contraction deformation, and the outer annular groove 12 and the outer spiral groove 13 which are made of flexible materials can protect the lower sleeve 11 when the asphalt and concrete road surface 41 deforms or cracks due to thermal expansion and cold contraction, so that the lower sleeve 11 and the internal components thereof are prevented from being extruded and deformed, or the cracked road surface 41 transfers heat to the lithium battery pack 34 inside the cracked road surface when contacting the outer wall of the lower sleeve 11, so that the performance of the lithium battery pack 34 is reduced; on the other hand, the auxiliary plate 111 on the outer wall of the lower sleeve 11 can set the distribution interval according to the required deformation stress, so that the whole device is reinforced, and the sealing performance of the whole device is ensured; on the other hand, the top disc 43 arranged on the mounting pit 4 can generate vibration when being intermittently rolled by vehicles, and the surrounding vehicles can also generate vibration on the road surface 41 when passing near the mounting pit 4, the type of vibration can be transmitted to the device through the land base, and the device not only enhances the deformation resistance of the whole device, but also can change the vibration transmission direction by arranging the arched auxiliary holes 112 on the auxiliary plate 111, reduces the probability of mechanical vibration, and avoids the upper cover cylinder 1 and the lower sleeve 11 from becoming fragile due to the mechanical vibration and losing protection on internal parts; on the other hand, through the spiro union of external screw thread portion 14 and internal screw thread portion 17, effectively increased upper cover section of thick bamboo 1 and the area of force bearing of lower sleeve 11, not only can realize effective resistance to compression, still made things convenient for installation and dismantlement.
Referring to fig. 6, a first sealing ring 15 is disposed between the upper cover cylinder 1 and the lower sleeve 11, and the first sealing ring 15 is disposed above the external thread portion 14.
Referring to fig. 4-6 and 9, a battery holder 3 is coaxially disposed inside the upper cover cylinder 1, the battery holder 3 has a fixing ring 31, a fastening portion 32 is disposed on the fixing ring 31, a battery protection case 33 is disposed in the fixing ring 31, and the battery protection case 33 is in interference fit with an inner wall of the fixing ring 31.
Referring to fig. 9-11, a lithium battery pack 34 is disposed in a battery protection shell 33, a fixing frame 341 is disposed in the lithium battery pack 34, the fixing frame 341 has fixing posts 347, fixing plates 348 are symmetrically disposed at two ends of the fixing posts 347, the fixing plates 348 have a regular triangle plate-shaped structure with recessed edges, an upper mounting cavity 342 and a lower mounting cavity 343 are disposed at two ends of the fixing frame 341, conductive terminals 344 are disposed on the fixing plates 348, two conductive terminals 344 are connected by a conductive rod 345, and a cylindrical lithium battery 346 is disposed between the two fixing plates 348.
Referring to fig. 4 and 7-8, a motherboard frame 2 is disposed above the battery frame 3, the motherboard frame 2 has a motherboard installation slot 21, a limiting portion 22 is disposed at an edge of an inner sidewall of the motherboard installation slot 21, a fixing end 23 is disposed at a bottom of the motherboard installation slot 21, an insertion portion 24 is disposed at a bottom of the motherboard frame 2, and the insertion portion 24 is inserted into the battery frame 3;
according to the multi-technology geomagnetic detector, through the design of the battery frame 3, on one hand, the upper cover cylinder 1 and the battery frame 3 are installed in a nested manner, and meanwhile, through the buckle design of the clamping part 32, the upper cover cylinder 1 can be tightly fixed, and metal fixing pieces can be avoided, so that the interference of metal to a geomagnetic field is avoided, and the detection accuracy of the device is enhanced; on the other hand, the plug-in part 24 of the main board frame 2 also has a snap-in design, so that the plug-in part can be plugged into the battery frame 3, thereby realizing the integrated tight connection of the battery frame 3, the main board frame 2 and the upper cover cylinder 1.
Referring to fig. 6, a second sealing ring 16 is disposed between the upper cover cylinder 1 and the battery holder 3, and the second sealing ring 16 is disposed on an outer side wall of a fixing ring 31 of the battery holder 3;
this multi-technology earth magnetism detector, first sealing washer 15 through its being equipped with provides the protection for lower sleeve 11, prevents that steam and dust from entering into sleeve 11 down inside, also prevents through second sealing washer 16 further that steam or dust between battery rack 3 and the upper cover section of thick bamboo 1 from entering mainboard frame 2 or battery rack 3, and is dual waterproof, has greatly reduced the seepage risk, has improved waterproof performance.
Referring to fig. 12-13, a second embodiment of the present invention is:
the multi-technology geomagnetic detector further comprises an installation pit 4, wherein the installation pit 4 is arranged below a road surface 41, the installation pit 4 is provided with a groove wall 42, a top disc 43 is arranged above the installation pit 4, the inner diameter of the installation pit 4 is equal to the maximum diameter of the multi-technology geomagnetic detector, a plurality of air flow through holes 44 are circumferentially arranged on the top disc 43 at equal intervals, the top disc 43 is embedded below the road surface 41, and a damping ring 45 is arranged between the top disc 43 and the top of the groove wall 42; a top disc 43 is arranged above the mounting pit 4, a plurality of air flow through holes 44 are formed in the top disc 43 at equal intervals in the circumferential direction, the top disc 43 is embedded below the road surface, a third sealing ring 45 is arranged between the top disc 43 and the top of the groove wall 42, and a plurality of annular grooves 46 are formed in the groove wall 42 at equal intervals in the circumferential direction;
this a multi-technology earth magnetism detector, it is installed in installation hole 4, because there is certain clearance between cell wall 42 and the device, compare in prior art in installation hole 4 in the concrete implementation to device monolithic stationary's mode, it can effectively deal with the thermal energy deformation of road surface and road bed, also be favorable to changing the device, overhaul, shift, and the setting through air flow hole 44, can keep balanced with outside humiture in making installation hole 4 through the flow of air, solve roof plate 43 and device top and appear the condensation drop, fog scheduling problem, also through damping ring 45's setting, the vibrations energy that the car transmitted when rolling roof plate 43 has been reduced, dispersion roof plate 43 and device top atress, and then avoid roof plate 43 and device top fracture.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. 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 (7)
1. A multi-technology geomagnetic detector, comprising,
the upper cover cylinder (1), the upper cover cylinder (1) has a cylindrical structure with one end covered, and the outer side wall of the upper cover cylinder (1) is provided with an external thread part (14);
the lower sleeve (11), the said lower sleeve (11) has one end of the cylindrical structure covered, there are female screw portions (17) on the inside wall of the said lower sleeve (11);
the method is characterized in that: the outer side wall of the lower sleeve (11) is circumferentially and equidistantly provided with a plurality of auxiliary plates (111), each auxiliary plate (111) is of a long plate-shaped structure, the longitudinal section of each auxiliary plate (111) is of a right-angle trapezoid structure, each auxiliary plate (111) is provided with an auxiliary hole (112), each auxiliary hole (112) is of a circular arch-shaped structure, each auxiliary hole (112) penetrates through each auxiliary plate (111), each auxiliary hole (112) is longitudinally provided with a plurality of auxiliary plates (111), each auxiliary plate (111) is provided with a clamping port (113), each clamping port (113) is provided with an outer spiral groove (13), each outer spiral groove (13) is of a spiral concave plate-shaped structure, the lower surface of each outer spiral groove (13) is provided with a reinforcing spiral strip (131), each reinforcing spiral strip (131) is arranged along the spiral path of each outer spiral groove (13), the top of each reinforcing strip close to the lower sleeve (11) is provided with an outer spiral groove (12), the bottom of each outer spiral groove (12) is provided with a drainage hole (121), and one end part of each outer spiral groove (13) extends to the lower end part of the corresponding sleeve (11).
2. A multi-technology geomagnetic detector according to claim 1, wherein: the upper cover cylinder (1) and the lower sleeve (11) are provided with a first sealing ring (15) therebetween, and the first sealing ring (15) is arranged above the external thread part (14).
3. A multi-technology geomagnetic detector in accordance with claim 1, wherein: the inside coaxial battery holder (3) that is equipped with of upper cover section of thick bamboo (1), battery holder (3) have solid fixed ring (31), be equipped with joint portion (32) on solid fixed ring (31), battery protection shell (33) have in solid fixed ring (31), battery protection shell (33) with the inner wall interference fit of solid fixed ring (31).
4. A multi-technology geomagnetic detector according to claim 3, wherein: the lithium battery pack is characterized in that a lithium battery pack (34) is arranged in the battery protection shell (33), a fixing frame (341) is arranged in the lithium battery pack (34), the fixing frame (341) is provided with fixing columns (347), fixing plates (348) are symmetrically arranged at two ends of each fixing column (347), each fixing plate (348) is of a regular triangular plate-shaped structure with a sunken edge, an upper installation cavity (342) and a lower installation cavity (343) are arranged at two ends of the fixing frame (341), conductive ends (344) are arranged on the fixing plates (348), two conductive ends (344) are connected through conductive rods (345), and cylindrical lithium batteries (346) are arranged between the two fixing plates (348).
5. A multi-technology geomagnetic detector according to claim 4, wherein: cell rack (3) top is equipped with mainboard frame (2), mainboard frame (2) have mainboard mounting groove (21), the inside wall edge of mainboard mounting groove (21) is equipped with spacing portion (22), the bottom of mainboard mounting groove (21) is equipped with stiff end (23), the bottom of mainboard frame (2) is equipped with grafting portion (24), grafting portion (24) with cell rack (3) are pegged graft.
6. A multi-technology geomagnetic detector according to claim 4, wherein: and a second sealing ring (16) is arranged between the upper cover cylinder (1) and the battery frame (3), and the second sealing ring (16) is arranged on the outer side wall of a fixing ring (31) of the battery frame (3).
7. A multi-technology geomagnetic detector according to claim 1, wherein: the multi-technology geomagnetic detector further comprises an installation pit (4), wherein the installation pit (4) is arranged below the road surface (41), the installation pit (4) is provided with a groove wall (42), and the inner diameter of the installation pit (4) is equal to the maximum diameter of the multi-technology geomagnetic detector.
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| CN202211248266.9A CN115798223B (en) | 2022-10-12 | 2022-10-12 | Multi-technology geomagnetic detector |
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| CN202211248266.9A CN115798223B (en) | 2022-10-12 | 2022-10-12 | Multi-technology geomagnetic detector |
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| CN112907983A (en) * | 2021-01-20 | 2021-06-04 | 迈锐数据（北京）有限公司 | Durable type earth magnetism check out test set |
| CN214671075U (en) * | 2021-04-12 | 2021-11-09 | 舒泊(无锡)信息技术有限公司 | Wireless geomagnetic vehicle detector with adjusting function |
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| CN115798223B (en) | 2023-09-01 |
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