CN113985146B - Novel broadband electric field sensor and preparation process thereof - Google Patents
Novel broadband electric field sensor and preparation process thereof Download PDFInfo
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- CN113985146B CN113985146B CN202111109527.4A CN202111109527A CN113985146B CN 113985146 B CN113985146 B CN 113985146B CN 202111109527 A CN202111109527 A CN 202111109527A CN 113985146 B CN113985146 B CN 113985146B
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- 230000005684 electric field Effects 0.000 title claims abstract description 33
- 238000002360 preparation method Methods 0.000 title abstract description 7
- 238000007789 sealing Methods 0.000 claims abstract description 68
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 46
- 239000002184 metal Substances 0.000 claims abstract description 31
- 230000001681 protective effect Effects 0.000 claims abstract description 11
- 238000004519 manufacturing process Methods 0.000 claims abstract description 5
- 239000004033 plastic Substances 0.000 claims description 17
- 229920003023 plastic Polymers 0.000 claims description 17
- 238000004026 adhesive bonding Methods 0.000 claims description 3
- 239000003292 glue Substances 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 2
- 230000002349 favourable effect Effects 0.000 abstract description 3
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 230000007797 corrosion Effects 0.000 abstract 1
- 238000005260 corrosion Methods 0.000 abstract 1
- 239000002390 adhesive tape Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
- G01R29/08—Measuring electromagnetic field characteristics
- G01R29/0864—Measuring electromagnetic field characteristics characterised by constructional or functional features
- G01R29/0878—Sensors; antennas; probes; detectors
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
- G01R29/12—Measuring electrostatic fields or voltage-potential
-
- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
- Y02A90/30—Assessment of water resources
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Connector Housings Or Holding Contact Members (AREA)
Abstract
The invention provides a novel broadband electric field sensor and a preparation process thereof, the novel broadband electric field sensor comprises an insulating shell, a metal shell and a bottom sealing plate, wherein an integrally formed inclined plate is arranged at the middle side of the upper end of the insulating shell, a water diversion groove is formed at the upper side of one end of the inclined plate, dirt and water between the metal shell and the insulating shell can be discharged through the arrangement of the water diversion groove and a water outlet hole, so that the damage of the dirt and the water to the metal shell and the insulating shell caused by corrosion is prevented, and the service life of a sensor protective shell can be effectively prolonged; through the setting to overall structure, can make the connection between protective housing and the base inseparabler seamless, effectively for the sensor manufacturing protection space, utilize limit clamping plate isotructure simultaneously, can be better link together boss and sensor, be favorable to guaranteeing the normal work of sensor like this.
Description
Technical Field
The invention belongs to the technical field of broadband electric field sensors, and particularly relates to a novel broadband electric field sensor and a preparation process thereof.
Background
The electric field sensor is a sensor with good electromagnetic interference resistance and quick response speed, can measure transient electric fields in a high-voltage power system, is widely used for detecting electric field intensity, and provides reliable means and basis for weather guarantee. Therefore, the application direction range of the electric field sensor is wider, the electric field sensor of different types is used for different purposes, the electric field sensor capable of detecting a wide frequency band is used in a wide frequency band electric field, the current wide frequency band electric field sensor usually consists of a sealing cap and a substrate, the sealing cap is easy to metalize under the influence of external factors, and at the moment, the electric field sensor is easy to be influenced by the metalizing sealing cap, so that the result of the electric field sensor is zero.
The connection mode of the boss inside the existing electric field sensor and the sensor is only connected through the adhesive tape, the long-term use standard cannot be achieved, and meanwhile, under the interference of external factors, relaxation loosening is easy to occur in the fastening of the adhesive tape, so that the connection between the sensor and the boss is unstable, and the detection result of the sensor is further affected. Meanwhile, a groove difference exists between the insulating layer and the metal layer of the existing electric field sensor, and the position of the groove is upward, so that dirt and water are easy to accumulate in the groove, the dirt and the water are easy to erode the metal layer and the insulating layer for a long time, and the outer layer protection of the electric field sensor is further damaged.
Disclosure of Invention
The invention aims to provide a novel broadband electric field sensor and a preparation process thereof, which are used for solving the problems that connection between a boss and the sensor is loosened under the interference of external factors, and an insulating layer and a metal layer are easy to damage under the erosion of dirt and water for a long time.
In order to solve the technical problems, the invention discloses the following technical scheme:
in a first aspect, the embodiment of the invention provides a novel broadband electric field sensor, which comprises an insulating shell (1), a metal shell (4) and a bottom sealing plate (22), wherein an integrally formed inclined plate (2) is arranged at the middle side of the upper end of the insulating shell (1), a water diversion groove (3) is formed at the upper side of one end of the inclined plate (2), the metal shell (4) is sleeved outside the insulating shell (1), a water outlet hole (5) is formed at one side of the upper end of the metal shell (4) in a penetrating way, a base (6) is arranged inside the insulating shell (1), a sealing snap ring (7) is sleeved at the lower end of the base (6), a boss (8) is arranged at the middle side of the upper end of the base (6), a sensor (9) is arranged at the upper end of the boss (8), a fixed chassis (11) connected by plastic screws (10) is arranged at the periphery of the upper end of the boss (8), an integrally formed inverted L connecting rod (12) is arranged at one side of the upper end of the fixed chassis (11), an integrally formed limiting clamp plate (13) is arranged at the upper end of the metal shell (4), a limiting clamp plate (13) is sleeved at one side of the upper end of the fixed chassis (13), an integrally formed limiting clamp plate (13) is arranged at one side of the limiting clamp plate (15), an integrally formed on one side of the limiting clamp plate (15), the sealing caulking groove (17) is formed in the lower side of the inner end of the insulating casing (1), the weak layer (18) is arranged on the lower side of the outer end of the insulating casing (1), the weak layer (18) is placed at one end of the sealing base (19) inside, the alignment fastening blocks (20) formed integrally are symmetrically arranged on the two sides of the inner end of the sealing base (19), the alignment clamping grooves (21) are formed in the corresponding positions on the two sides of the lower end of the insulating casing (1), the sealing base (19) is provided with the sealing bottom plate (22) formed integrally, the upper end of the sealing bottom plate (22) is provided with the seam shielding gasket (23) connected through glue, the inner fixing groove (24) is formed in the two sides of one end of the sealing base (19), and the waterproof cover (25) connected with the pin column of the sealing base (19) is arranged on the outer side of the inner fixing groove (24).
Preferably, the part with the minimum thickness of the inclined plate (2) is not lower than one millimeter, the inclined plate (2) is inclined on the insulating shell (1) at an angle between eight and fifteen degrees, and the position of the water diversion groove (3) corresponds to the position of the water outlet hole (5).
Preferably, the plastic screws (10) are staggered up and down on the fixing base plate (11), the fixing base plate (11) is arranged at the corner of the boss (8), and the thickness of the fixing base plate (11) is half of that of the limiting clamping plate (13).
Preferably, the triangular cover plate (16) is in an isosceles triangle shape, and a non-slip mat is arranged at the lower end of the triangular cover plate (16), and the thickness of the non-slip mat is kept between one and three millimeters.
Preferably, the position of the sealing caulking groove (17) corresponds to the sealing snap ring (7), the sum of the depth of the sealing caulking groove (17) and the depth of the alignment clamping groove (21) is smaller than the width of the weak layer (18), and the groove width of the sealing caulking groove (17) and the width of the sealing snap ring (7) are both half of the width of the shielding gasket (23).
In a second aspect, the present invention provides a process for preparing the novel broadband electric field sensor, which includes the following steps:
step 1: fixing a sealing snap ring (7) around a base (6) by gluing, fixing a boss (8) at the upper end of the base (6) by spot welding, and placing a sensor (9) above the boss (8);
step 2: the translation limiting clamping plate (13) is in contact with the sensor (9), the triangular cover plate (16) is positioned above the sensor (9), the fixing base plate (11) is fixed on the boss (8) through the plastic screw (10), the protective rubber pad (14) is in contact with the sensor (9) through the continuous fastening of the plastic screw (10), and the inverted L connecting rod (12) and the positive L connecting rod (15) are used for connecting the triangular cover plate (16) with the fixing base plate (11);
step 3: installing an insulating shell (1), placing a base (6) and a sealing clamping ring (7) together above a back cover plate (22) and in contact with a seam shielding gasket (23), placing the insulating shell (1) so that the sealing clamping ring (7) enters a sealing caulking groove (17), enabling an alignment fastening block (20) to enter an alignment clamping groove (21), opening a waterproof cover (25), and connecting a sealing base (19) with the insulating shell (1) through a screw in an inner fixing groove (24);
step 4: and (3) installing the metal shell (4), wherein one side of the metal shell (4) with the water outlet hole (5) is close to one side of the insulating shell (1) with the water diversion groove (3), and the metal shell (4) is further sleeved on the insulating shell (1), so that the position of the water outlet hole (5) corresponds to the position of the water diversion groove (3).
Compared with the prior art, the invention has the beneficial effects that:
(1) Through the arrangement of the water diversion groove and the water outlet hole, dirt and water between the metal shell and the insulating shell can be discharged, so that the damage of the dirt and the water to the metal shell and the insulating shell is prevented, and the service life of the sensor protective shell can be effectively prolonged;
(2) Through the setting to overall structure, can make the connection between protective housing and the base inseparabler seamless, effectively for the sensor manufacturing protection space, utilize limit clamping plate isotructure simultaneously, can be better link together boss and sensor, be favorable to guaranteeing the normal work of sensor like this.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings may be obtained according to the drawings without inventive effort to those skilled in the art.
Fig. 1 is a schematic perspective view of a novel broadband electric field sensor according to an embodiment of the present invention;
fig. 2 is a schematic perspective view of an insulating housing according to an embodiment of the present invention;
FIG. 3 is a schematic perspective view of a water trough provided by an embodiment of the invention;
fig. 4 is a schematic perspective view of an internal connection structure of a novel broadband electric field sensor according to an embodiment of the present invention;
fig. 5 is a schematic perspective view of a seal base according to an embodiment of the present invention
Fig. 6 is an enlarged schematic view at a in fig. 2.
In the figure: the waterproof device comprises an insulating shell 1, an inclined plate 2, a water diversion groove 3, a metal shell 4, a water outlet hole 5, a base 6, a sealing clamping ring 7, a boss 8, a sensor 9, a plastic screw 10, a fixed chassis 11, an inverted L connecting rod 12, a limiting clamping plate 13, a protective rubber pad 14, a positive L connecting rod 15, a triangular cover plate 16, a sealing caulking groove 17, a weak layer 18, a sealing base 19, a positioning fastening block 20, a positioning clamping groove 21, a bottom sealing plate 22, a seam shielding gasket 23, an inner fixing groove 24 and a waterproof cover 25.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1 to 6, the novel wideband electric field sensor provided in this embodiment includes an insulating housing 1, a metal housing 4 and a back cover 22, wherein an integrally formed inclined plate 2 is disposed at a middle side of an upper end of the insulating housing 1, a minimum thickness of the inclined plate 2 is not lower than one millimeter, an inclined angle of the inclined plate 2 on the insulating housing 1 is kept between eight and fifteen degrees, a position of a water diversion groove 3 corresponds to a position of a water outlet 5, the water diversion groove 3 is disposed at an upper side of one end of the inclined plate 2, the metal housing 4 is sleeved outside the insulating housing 1, the water outlet 5 is disposed at one side of an upper end of the metal housing 4 in a penetrating manner, a base 6 is disposed inside the insulating housing 1, a sealing snap ring 7 is sleeved at a lower end of the base 6, a boss 8 is disposed at a middle side of an upper end of the base 6, a sensor 9 is disposed at an upper end of the boss 8, a fixing chassis 11 connected by a plastic screw 10 is disposed around an upper end of the boss 8, the plastic screws 10 are staggered up and down on the fixed chassis 11, the fixed chassis 11 is arranged at the corner of the boss 8, the thickness of the fixed chassis 11 is half of that of the limiting clamping plate 13, one side of the upper end of the fixed chassis 11 is provided with an integrally formed inverted L-shaped connecting rod 12, the upper end of the inverted L-shaped connecting rod 12 is provided with an integrally formed limiting clamping plate 13, the inner side of the limiting clamping plate 13 is provided with a rubber-connected protective rubber pad 14, the thickness of the protective rubber pad 14 cannot exceed three millimeters, one side of the upper end of the limiting clamping plate 13 is provided with an integrally formed positive L-shaped connecting rod 15, one end of the positive L-shaped connecting rod 15 is provided with an integrally formed triangular cover plate 16, the triangular cover plate 16 is in the shape of an isosceles triangle, the lower end of the triangular cover plate 16 is provided with an anti-slip mat, the thickness of the anti-slip mat is kept between one and three millimeters, the lower side of the inner end of the insulating shell 1 is provided with a sealing caulking groove 17, the position of the sealing caulking groove 17 corresponds to the sealing snap ring 7, the sum of the depth of the sealing caulking groove 17 and the depth of the aligning clamping groove 21 is smaller than the width of the weak layer 18, the groove width of the sealing caulking groove 17 and the width of the sealing snap ring 7 are both half of the width of the seam shielding gasket 23, the weak layer 18 is arranged at the lower side of the outer end of the insulating shell 1, the weak layer 18 is internally arranged at one end of the sealing base 19, aligning fastening blocks 20 which are integrally formed are symmetrically arranged at the two sides of the inner end of the sealing base 19, aligning clamping grooves 21 are correspondingly formed at the two sides of the lower end of the insulating shell 1, an integrally formed sealing bottom plate 22 is arranged at the bottom of the sealing base 19, a seam shielding gasket 23 which is connected with glue is arranged at the upper end of the sealing bottom plate 22, inner fixing grooves 24 are symmetrically formed at two sides of one end of the sealing base 19, plastic screws 10 are arranged in the inner fixing grooves 24, and waterproof covers 25 which are connected with pins of the sealing base 19 are arranged at the outer side of the inner fixing grooves 24.
In a second aspect, a preparation process of a novel broadband electric field sensor provided by an embodiment of the present invention includes the following steps:
step 1: the sealing snap ring 7 is fixed around the base 6 in a gluing way, the boss 8 is fixed at the upper end of the base 6 by utilizing a spot welding method, and the sensor 9 is further arranged above the boss 8;
step 2: the translation limiting clamping plate 13 is contacted with the sensor 9, the triangular cover plate 16 is positioned above the sensor 9, the fixed chassis 11 is further fixed on the boss 8 through the plastic screw 10, the protection rubber pad 14 is contacted with the sensor 9 through continuous fastening of the plastic screw 10, and the triangular cover plate 16 is connected with the fixed chassis 11 through the inverted L connecting rod 12 and the positive L connecting rod 15;
step 3: mounting the insulating shell 1, placing the base 6 and the sealing snap ring 7 together above the back cover plate 22 and in contact with the seam shielding gasket 23, further placing the insulating shell 1 so that the sealing snap ring 7 enters the sealing caulking groove 17, the alignment fastening block 20 enters the alignment clamping groove 21, simultaneously opening the waterproof cover 25, and connecting the sealing base 19 and the insulating shell 1 through screws inside the inner fixing groove 24;
step 4: and installing the metal shell 4, wherein one side of the metal shell 4 with the water outlet hole 5 is close to one side of the insulating shell 1 with the water diversion groove 3, and further, the metal shell 4 is sleeved on the insulating shell 1, and meanwhile, the position of the water outlet hole 5 corresponds to the position of the water diversion groove 3.
The embodiment of the invention provides a working principle of a novel broadband electric field sensor preparation process: the sensor 9 is placed above the boss 8, the limiting clamping plate 13 is translated, the protection rubber pad 14 on one side of the limiting clamping plate 13 is contacted with the sensor 9, the triangular cover plate 16 is further located above the sensor 9, the fixed base plate 11 is fixed on the boss 8 through the plastic screw 10, the protection rubber pad 14 is further fastened through the plastic screw 10 continuously, the fixed base plate 11 is in closer contact with the sensor 9, the inverted L connecting rod 12 is utilized to connect the fixed base plate 11 with the limiting clamping plate 13, meanwhile, the positive L connecting rod 15 is utilized to connect the limiting clamping plate 13 with the triangular cover plate 16, and at the moment, the fixed connection between the boss 8 and the sensor 9 can be realized; further place base 6 and sealing snap ring 7 together and be in contact with seam shielding pad 23 in the top of back cover 22, further place insulating housing 1 for sealing snap ring 7 gets into sealed caulking groove 17, simultaneously make counterpoint fastening piece 20 get into counterpoint draw-in groove 21, open waterproof cover 25 afterwards, and connect sealed base 19 and insulating housing 1 through plastic screw 10 in interior solid inslot 24, cover metal casing 4 on insulating housing 1 at last, and make apopore 5 aim at water guide groove 3, further when there is water in inclined plate 2 inside, water flows to water guide groove 3 through inclined plate 2 and discharges from apopore 5.
According to the technical scheme provided by the embodiment of the invention, dirt and water between the metal shell and the insulating shell are discharged through the arrangement of the water diversion groove and the water outlet, so that the damage of the dirt and the water to the metal shell and the insulating shell is prevented, and the service life of the sensor protective shell can be effectively prolonged;
through the setting to overall structure, can make the connection between protective housing and the base inseparabler seamless, effectively for the sensor manufacturing protection space, utilize limit clamping plate isotructure simultaneously, can be better link together boss and sensor, be favorable to guaranteeing the normal work of sensor like this.
In the description of the present invention, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. The meaning of "a plurality of" is two or more, unless specifically defined otherwise.
In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present invention, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms are not necessarily for the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.
While embodiments of the present invention have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the invention, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the invention.
Claims (6)
1. The utility model provides a novel broadband electric field sensor, includes insulating housing (1), metal casing (4) and back cover board (22), its characterized in that, insulating housing (1) upper end middle side sets up integrated into one piece's oblique shape board (2), water diversion groove (3) are seted up to oblique shape board (2) one end upside, insulating housing (1) outside cover is equipped with metal casing (4), apopore (5) are offered in penetrating of metal casing (4) upper end one side, insulating housing (1) inside is provided with base (6), base (6) lower extreme cover has sealed snap ring (7), base (6) upper end middle side is provided with boss (8), sensor (9) have been placed to boss (8) upper end, all be provided with chassis (11) that plastics screw (10) are connected all around boss (8), chassis (11) upper end one side sets up integrated into one piece's L connecting rod (12), L connecting rod (12) upper end sets up integrated into one piece's spacing cardboard (13), inboard limit cardboard (13) are set up on one side, just one side of connecting rod (15) are connected to limit cardboard (16), the sealing caulking groove (17) is formed in the lower side of the inner end of the insulating casing (1), the weak layer (18) is arranged on the lower side of the outer end of the insulating casing (1), the weak layer (18) is placed at one end of the sealing base (19) inside, the alignment fastening blocks (20) formed integrally are symmetrically arranged on the two sides of the inner end of the sealing base (19), the alignment clamping grooves (21) are formed in the corresponding positions on the two sides of the lower end of the insulating casing (1), the sealing base (19) is provided with the sealing bottom plate (22) formed integrally, the upper end of the sealing bottom plate (22) is provided with the seam shielding gasket (23) connected through glue, the inner fixing groove (24) is formed in the two sides of one end of the sealing base (19), and the waterproof cover (25) connected with the pin column of the sealing base (19) is arranged on the outer side of the inner fixing groove (24).
2. The novel broadband electric field sensor as claimed in claim 1, wherein the minimum thickness of the inclined plate (2) is not less than one millimeter, the inclined plate (2) is inclined on the insulating housing (1) at an angle between eight and fifteen degrees, and the water diversion groove (3) is positioned corresponding to the water outlet (5).
3. The novel broadband electric field sensor according to claim 1, wherein the plastic screws (10) are staggered up and down on the fixed chassis (11), the fixed chassis (11) is arranged at the corner of the boss (8), and the thickness of the fixed chassis (11) is half of the thickness of the limiting clamping plate (13).
4. The novel broadband electric field sensor as set forth in claim 1, wherein the triangular cover plate (16) is configured as an isosceles triangle, and a slip-preventing pad is disposed at the lower end of the triangular cover plate (16), and the thickness of the slip-preventing pad is maintained between one and three millimeters.
5. The novel broadband electric field sensor as claimed in claim 1, wherein the position of the sealing caulking groove (17) corresponds to the sealing snap ring (7), the sum of the depth of the sealing caulking groove (17) and the depth of the alignment clamping groove (21) is smaller than the width of the weak layer (18), and the width of the sealing caulking groove (17) and the width of the sealing snap ring (7) are half of the width of the seam shielding pad (23).
6. A process for manufacturing a novel broadband electric field sensor as set forth in any one of claims 1 to 5, comprising the steps of:
step 1: fixing the sealing snap ring (7) around the base (6) by gluing, fixing the boss (8) at the upper end of the base (6) by spot welding, and placing the sensor (9) above the boss (8);
step 2: translating the limit clamping plate (13) and contacting with the sensor (9) so that the triangular cover plate (16) is positioned above the sensor (9), fixing the fixed chassis (11) on the boss (8) through the plastic screw (10), continuously fastening the plastic screw (10) so that the protective rubber pad (14) contacts with the sensor (9), and connecting the triangular cover plate (16) with the fixed chassis (11) by using the inverted L connecting rod (12) and the positive L connecting rod (15);
step 3: mounting the insulating shell (1), placing the base (6) and the sealing clamp ring (7) together above the sealing bottom plate (22) and in contact with the seam shielding gasket (23), placing the insulating shell (1) so that the sealing clamp ring (7) enters the sealing caulking groove (17), enabling the alignment fastening block (20) to enter the alignment clamping groove (21), opening the waterproof cover (25), and connecting the sealing base (19) and the insulating shell (1) inside the inner fixed groove (24) through screws;
step 4: installing the metal shell (4), enabling one side of the metal shell (4) with the water outlet hole (5) to be close to one side of the insulating shell (1) with the water diversion groove (3), and further enabling the metal shell (4) to be sleeved on the insulating shell (1), and enabling the position of the water outlet hole (5) to correspond to the position of the water diversion groove (3).
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| CN202111109527.4A CN113985146B (en) | 2021-09-22 | 2021-09-22 | Novel broadband electric field sensor and preparation process thereof |
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| CN202111109527.4A CN113985146B (en) | 2021-09-22 | 2021-09-22 | Novel broadband electric field sensor and preparation process thereof |
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| CN113985146A CN113985146A (en) | 2022-01-28 |
| CN113985146B true CN113985146B (en) | 2024-03-29 |
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| CN112713348A (en) * | 2020-12-16 | 2021-04-27 | 江苏伟复能源有限公司 | Battery with water blocking structure inside |
| CN214066141U (en) * | 2021-01-07 | 2021-08-27 | 上海申壳电子科技股份有限公司 | Sensor base seal structure |
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|---|---|---|---|---|
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