CN220105118U - Detachable ultrahigh frequency sensor - Google Patents

Abstract

The utility model provides a detachable ultrahigh frequency sensor, which belongs to the technical field of ultrahigh frequency sensors and comprises a bottom plate, wherein a disassembly and assembly component is arranged on the bottom plate, a sensor body is detachably arranged on the disassembly and assembly component, the sensor body comprises a shell, a cover plate and a clamping plate, the cover plate is in contact connection with the top wall of the shell, a connecting component is arranged at the top of the shell and is used for fixing the cover plate, the clamping plates are fixedly connected to the left side wall and the right side wall of the shell, and fastening bolts are arranged at four corners of the bottom plate. The utility model solves the problems that the existing intelligent ultrahigh frequency sensor needs to be fixed on external equipment through bolts, the disassembly and the installation of the sensor are slow, the operation is inconvenient, and meanwhile, the plate body of the sensor is fixed with the shell through bolts, the disassembly and the installation of the plate body are inconvenient, and the time consumption is long.

Description

Detachable ultrahigh frequency sensor

Technical Field

The utility model belongs to the technical field of ultrahigh frequency sensors, and particularly relates to a detachable ultrahigh frequency sensor.

Background

Partial discharge is a main factor for causing insulation faults of the gas-insulated metal-enclosed switchgear, the intensity of activity of the partial discharge can be used as a reference for the insulation degradation degree, and the ultrahigh frequency sensor is widely applied to detection and monitoring of the partial discharge of the gas-insulated metal-enclosed switchgear in recent years. GIS (gas insulated fully-enclosed combined electrical apparatus) utilizes SF6 gas to realize good insulating property, and the circuit breaker, the disconnecting switch, the grounding switch, PT, CT, the lightning arrester, the bus, the wire inlet and outlet sleeve, the cable terminal and the like are assembled together in a closed way.

The prior art CN218546911U discloses an intelligent ultrahigh frequency partial discharge sensor, wherein the sensor can continuously monitor electromagnetic wave signals generated by partial discharge in a GIS tank body through a sensor body, timely discover early faults of the GIS and accurately locate the faults, so that overhaul work of the GIS can be purposefully performed in a planned way, overhaul time is shortened, overhaul cost is saved, and therefore, the operation reliability of the GIS is improved;

the both sides bottom of this sensor housing all is provided with the mounting hole, during the use, needs to fix it on outside equipment through the bolt, when need dismantle the sensor and overhaul, need to lift down the bolt one by one, thereby still need screw up the bolt again after the overhaul and install the sensor, the dismantlement and the installation rate of sensor are slower, the operation is inconvenient, simultaneously, the plate body of this sensor is fixed through screw and shell, the dismantlement and the installation of plate body are also inconvenient, it is long to consume.

Disclosure of Invention

The utility model provides a detachable ultrahigh frequency sensor, which aims to solve the problems that an existing intelligent ultrahigh frequency partial discharge sensor needs to be fixed on external equipment through bolts, when the sensor needs to be detached for maintenance, the bolts need to be detached one by one, the bolts need to be screwed again after the maintenance is finished so as to install the sensor, the detachment and installation speeds of the sensor are low, the operation is inconvenient, and meanwhile, the plate body of the sensor is fixed with a shell through screws, and the detachment and installation of the plate body are inconvenient and take a long time.

The embodiment of the utility model provides a detachable ultrahigh frequency sensor, which comprises a bottom plate, wherein a disassembly and assembly component is arranged on the bottom plate, a sensor body is detachably arranged on the disassembly and assembly component, the sensor body comprises a shell, a cover plate and a clamping plate, the cover plate is in contact connection with the top wall of the shell, a connecting component is arranged at the top of the shell and used for fixing the cover plate, the clamping plates are fixedly connected to the left side wall and the right side wall of the shell, and fastening bolts are arranged at four corners of the bottom plate.

Further, the dismouting subassembly includes fixed connection be in mounting panel on the bottom plate lateral wall, sliding connection has the one end of fly leaf in the mounting panel, fixedly connected with two dead levers on the back wall of mounting panel, two cavitys have been preset in the fly leaf, the other end of dead lever runs through and extends to in the cavity and fixedly connected with limiting plate, the outside cover of dead lever is equipped with spring one, the both ends of spring one respectively with the lateral wall and the limiting plate fixed connection of cavity, all fixedly connected with joint spare on the roof of mounting panel and fly leaf, sensor body centre gripping is two between the joint spare, two all set up fluted one on the opposite face of joint spare, joint board and adjacent fluted one joint.

Through adopting above-mentioned technical scheme, when installing the sensor body, earlier utilize fastening bolt to install the bottom plate at the assigned position, pull the fly leaf to the right again, distance between fly leaf and the mounting panel increases, place the sensor body between two joint pieces, loosen the fly leaf, joint board and adjacent recess joint, at this moment, spring one is compressed state, thereby make the firm centre gripping of sensor body between two joint pieces, realize the installation to the sensor body, when dismantling the sensor body, pull the fly leaf, distance between fly leaf and the mounting panel increases, can dismantle the sensor body, be convenient for follow-up maintenance work, the installation of sensor body is fast with the dismantlement speed, and is very convenient for operation, simultaneously, the setting up of limiting plate can prevent fly leaf and mounting panel break away from.

Further, the bottom of the movable plate is fixedly connected with two first sliding blocks, the top wall of the bottom plate is provided with two first sliding grooves, and the first sliding blocks are in sliding connection with the adjacent first sliding grooves.

By adopting the technical scheme, the movable plate can slide conveniently.

Further, coupling assembling is including fixed connection fixed plate on the shell roof, set up fluted second on the right side wall of fixed plate, fluted second communicates with the inside of shell, set up the opening on the roof of fluted second, a plurality of recess third has been seted up to bilateral symmetry on the roof of fluted second, sliding connection has the traveller in the recess third, the top fixedly connected with spring second of traveller, the other end and the interior wall fixed connection of recess third of spring, the lower extreme of traveller is the hemisphere, set up the arc groove with adjacent traveller butt on the roof of apron, still inlay on the roof of apron and be equipped with the anti-skidding line.

Through adopting above-mentioned technical scheme, when the apron is dismantled to needs, utilize anti-skidding line to promote the apron right, the apron slides on the shell roof, arc groove extrusion slide column makes the slide column reciprocate, thereby remove the restriction of slide column to the apron, can dismantle the apron from the sensor body, during the installation apron, insert recess second with the apron and promote the apron and remove left, the bottom of slide column receives the apron extrusion and reciprocates, spring second is the compression state this moment, when the left end and the fixed plate contact of apron, the slide column moves down under the drive of spring second resilience force, and then with arc groove joint, restrict the removal of apron, realize the installation of apron, and convenient operation, labour saving and time saving.

Further, a second sliding block is fixedly connected to the outer side wall of the sliding column, and a second sliding groove matched with the second sliding block in a sliding manner is formed in the inner wall of the third groove.

By adopting the technical scheme, the sliding column is convenient to move.

Further, a heat radiation opening is formed in the outer side wall of the shell, and a dust screen is arranged at the heat radiation opening.

Through adopting above-mentioned technical scheme, the heat dissipation of being convenient for avoids the inside high temperature of shell to lead to the damage of sensor, and the setting of dust screen can separate foreign matter such as dust simultaneously.

The beneficial effects of the utility model are as follows:

1. according to the utility model, when the sensor body is installed, the fastening bolt is used for installing the bottom plate at a designated position, and then the movable plate is pulled rightwards, so that the distance between the movable plate and the installation plate is increased, the sensor body is placed between the two clamping pieces, the movable plate is loosened, the clamping plate is clamped with the adjacent groove I, at the moment, the spring I is in a compressed state, so that the sensor body is firmly clamped between the two clamping pieces, the installation of the sensor body is realized, when the sensor body is disassembled, the movable plate is pulled, the distance between the movable plate and the installation plate is increased, the sensor body can be disassembled, the subsequent overhaul work is facilitated, the installation and the disassembly of the sensor body are fast, the operation is very convenient, and meanwhile, the arrangement of the limiting plate can prevent the movable plate and the installation plate from being separated.

2. According to the utility model, the connecting assembly is arranged, when the cover plate is required to be disassembled, the cover plate is pushed rightwards by utilizing the anti-skid lines, the cover plate slides on the top wall of the shell, the arc-shaped groove extrudes the slide column to enable the slide column to move upwards, so that the limit of the slide column on the cover plate is relieved, the cover plate can be disassembled from the sensor body, when the cover plate is installed, the cover plate is inserted into the groove II and pushed to move leftwards, the bottom of the slide column is extruded by the cover plate to move upwards, at the moment, the spring II is in a compressed state, when the left end of the cover plate is contacted with the fixed plate, the slide column is driven by the rebound force of the spring II to move downwards and then is clamped with the arc-shaped groove, the movement of the cover plate is limited, the installation of the cover plate is realized, the operation is convenient, and time and labor are saved.

Additional features and advantages of the utility model will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model. The objectives and other advantages of the utility model may be realized and attained by the structure particularly pointed out in the written description and drawings.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic diagram of a front view structure of an embodiment of the present utility model;

FIG. 2 is a schematic top view of an embodiment of the present utility model;

FIG. 3 is a schematic top cross-sectional view of an embodiment of the present utility model;

FIG. 4 is a schematic side view of a mounting plate and a clip according to an embodiment of the present utility model;

FIG. 5 is a schematic diagram of a front cross-sectional structure of a sensor body according to an embodiment of the present utility model;

FIG. 6 is an enlarged schematic view of the structure of FIG. 5A according to an embodiment of the present utility model;

reference numerals: 1. a bottom plate; 2. a sensor body; 3. disassembling and assembling the assembly; 4. a connection assembly; 201. a housing; 202. a cover plate; 203. a clamping plate; 2011. a heat radiation port; 301. a mounting plate; 302. a movable plate; 303. a fixed rod; 304. a cavity; 305. a limiting plate; 306. a clamping piece; 307. a first sliding block; 308. a first chute; 401. a fixing plate; 4011. a second groove; 4012. a through port; 402. a groove III; 403. a spool; 404. a second slide block; 405. an arc-shaped groove; 406. anti-skid lines.

Detailed Description

In order to make the objects, technical solutions and advantages of the technical solutions of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings of specific embodiments of the present utility model. Like reference numerals in the drawings denote like parts. It should be noted that the described embodiments are some, but not all embodiments of the present utility model. All other embodiments, which can be made by a person skilled in the art without creative efforts, based on the described embodiments of the present utility model fall within the protection scope of the present utility model.

Referring to fig. 1-6, the embodiment of the utility model provides a removable ultrahigh frequency sensor, which comprises a bottom plate 1, a dismounting component 3 is installed on the bottom plate 1, a sensor body 2 is detachably installed on the dismounting component 3, the sensor body 2 comprises a shell 201, a cover plate 202 and a clamping plate 203, the cover plate 202 is in contact connection with the top wall of the shell 201, the dismounting component 3 comprises a mounting plate 301 fixedly connected on the side wall of the bottom plate 1, one end of a movable plate 302 is slidingly connected in the mounting plate 301, two fixing rods 303 are fixedly connected on the inner wall surface of the mounting plate 301, two cavities 304 are preset in the movable plate 302, the other ends of the fixing rods 303 extend into the cavities 304 in a penetrating way and are fixedly connected with a limiting plate 305, a spring I is sleeved on the outer side of the fixing rods 303, two ends of the spring I are respectively fixedly connected with the side wall of the cavities 304 and the limiting plate 305, clamping pieces 306 are fixedly connected on the top walls of the mounting plate 301 and the movable plate 302, the sensor body 2 is clamped between the two clamping pieces 306, the opposite surfaces of the two clamping pieces 306 are provided with grooves I, the clamping plate 203 is clamped with the adjacent grooves I, when the sensor body 2 is installed, the bottom plate 1 is installed at a designated position by using the fastening bolts, then the movable plate 302 is pulled rightwards, so that the distance between the movable plate 302 and the installation plate 301 is increased, the sensor body 2 is placed between the two clamping pieces 306, the movable plate 302 is released, the clamping plate 203 is clamped with the adjacent grooves I, at the moment, the springs I are in a compressed state, so that the sensor body 2 is firmly clamped between the two clamping pieces 306, the installation of the sensor body 2 is realized, when the sensor body 2 is dismounted, the movable plate 302 is pulled, so that the distance between the movable plate 302 and the installation plate 301 is increased, and the sensor body 2 can be dismounted, the sensor body 2 is convenient to follow-up maintenance work, the sensor body is fast in installation and disassembly, the operation is very convenient, simultaneously, the setting of limiting plate 305 can prevent that fly leaf 302 and mounting panel 301 from breaking away from, two slider one 307 of bottom fixedly connected with of fly leaf 302, two spout one 308 have been seted up on the roof of bottom plate 1, slider one 307 and adjacent spout one 308 sliding connection, the slip of fly leaf 302 of being convenient for.

Referring to fig. 1 and fig. 5-6, the connecting component 4 is installed at the top of the shell 201, the connecting component 4 is used for fixing the cover plate 202, the connecting component 4 comprises a fixing plate 401 fixedly connected to the top wall of the shell 201, a groove two 4011 is formed in the right side wall of the fixing plate 401, the groove two 4011 is communicated with the interior of the shell 201, a through hole 4012 is formed in the top wall of the groove two 4011, a plurality of grooves three 402 are symmetrically formed in the top wall of the groove two 4011, a slide column 403 is connected in the grooves three 402 in a sliding manner, a spring two is fixedly connected to the top of the slide column 403, the other end of the spring two is fixedly connected with the inner wall surface of the groove three 402, the lower end of the slide column 403 is hemispherical, an arc-shaped groove 405 abutting against the adjacent slide column 403 is formed in the top wall of the cover plate 202, when the cover plate 202 needs to be dismounted, the cover plate 202 is pushed to the right by the anti-slide groove 406, the cover plate 202 slides on the top wall of the shell 201, the arc-shaped groove 405 extrudes the slide column 403 to enable the slide column 403 to move up, so that the slide column 403 is enabled to be mounted on the cover plate 202, the cover plate 202 is limited by the upper end of the cover plate 202 is pushed by the anti-slide column 403, the upper end of the cover plate 202 is pushed by the anti-slide groove 202, the anti-slide groove 403 is mounted on the upper cover plate 202, and the upper end is mounted on the cover plate 202 is mounted on the side of the cover plate 202, and the cover plate 202 is mounted by the upper cover plate, the upper cover plate is convenient to be matched with the upper cover plate, and the upper cover plate 202, and the upper cover plate is convenient to move.

Referring to fig. 1 to 3, clamping plates 203 are fixedly connected to both left and right side walls of a housing 201, and fastening bolts are provided at four corners of a base plate 1.

Referring to fig. 1, a heat dissipation opening 2011 is formed in an outer side wall of the housing 201, a dust screen is arranged at the heat dissipation opening 2011, heat dissipation is facilitated, damage to a sensor caused by high temperature inside the housing 201 is avoided, and foreign matters such as dust can be blocked by the dust screen.

The implementation mode specifically comprises the following steps: when the sensor body 2 is installed, firstly, the bottom plate 1 is installed at a designated position by using the fastening bolts, then the movable plate 302 is pulled rightwards, so that the distance between the movable plate 302 and the installation plate 301 is increased, the sensor body 2 is placed between two clamping pieces 306, the movable plate 302 is loosened, the clamping plate 203 is clamped with the adjacent groove I, at the moment, the spring I is in a compressed state, so that the sensor body 2 is firmly clamped between the two clamping pieces 306, the installation of the sensor body 2 is realized, and when the sensor body 2 is disassembled, the movable plate 302 is pulled, so that the distance between the movable plate 302 and the installation plate 301 is increased, and the sensor body 2 can be disassembled;

when the cover plate 202 needs to be detached, the cover plate 202 is pushed rightward by the anti-skid threads 406, the cover plate 202 slides on the top wall of the shell 201, the arc-shaped groove 405 extrudes the slide column 403 to enable the slide column 403 to move upward, so that the limit of the slide column 403 on the cover plate 202 can be removed from the sensor body 2, when the cover plate 202 is installed, the cover plate 202 is inserted into the groove 4011 and pushed to move leftwards, the bottom of the slide column 403 is extruded by the cover plate 202 to move upward, at the moment, the spring II is in a compressed state, when the left end of the cover plate 202 is contacted with the fixed plate 401, the slide column 403 moves downward under the driving of the spring II, and is clamped with the arc-shaped groove 405, so that the movement of the cover plate 202 is limited, and the installation of the cover plate 202 is realized.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (6)

1. The utility model provides a removable superfrequency sensor, its characterized in that, includes bottom plate (1), install dismouting subassembly (3) on bottom plate (1), demountable installation has sensor body (2) on dismouting subassembly (3), sensor body (2) are including shell (201), apron (202) and joint board (203), apron (202) are connected with the roof contact of shell (201), coupling assembling (4) are installed at the top of shell (201), coupling assembling (4) are used for fixed apron (202), all fixedly connected with joint board (203) on the left and right sides wall of shell (201), the four corners department of bottom plate (1) is provided with fastening bolt.

2. A removable uhf sensor according to claim 1, wherein: the assembly and disassembly assembly (3) comprises a mounting plate (301) fixedly connected to the side wall of the bottom plate (1), one end of a movable plate (302) is connected to the mounting plate (301) in a sliding mode, two fixing rods (303) are fixedly connected to the inner wall surface of the mounting plate (301), two cavities (304) are preset in the movable plate (302), the other end of each fixing rod (303) penetrates through and extends to the cavity (304) and is fixedly connected with a limiting plate (305), a first spring is sleeved on the outer side of each fixing rod (303), two ends of the first spring are fixedly connected with the side wall of the cavity (304) and the limiting plate (305) respectively, clamping pieces (306) are fixedly connected to the top walls of the mounting plate (301) and the movable plate (302), the sensor body (2) is clamped between the two clamping pieces (306), grooves I are formed in opposite faces of the two clamping pieces (306), and the clamping plates (203) are clamped with the adjacent grooves I.

3. A removable uhf sensor according to claim 2, wherein: the bottom of the movable plate (302) is fixedly connected with two first sliding blocks (307), two first sliding grooves (308) are formed in the top wall of the bottom plate (1), and the first sliding blocks (307) are in sliding connection with the adjacent first sliding grooves (308).

4. A removable uhf sensor according to claim 1, wherein: coupling assembling (4) are including fixed connection fixed plate (401) on shell (201) roof, set up recess two (4011) on the right side wall of fixed plate (401), recess two (4011) and the inside intercommunication of shell (201), set up through-hole (4012) on the roof of recess two (4011), a plurality of recess three (402) have been seted up bilateral symmetry on the roof of recess two (4011), sliding connection has traveller (403) in recess three (402), the top fixedly connected with spring two of traveller (403), the other end of spring two and the interior wall fixed connection of recess three (402), the lower extreme of traveller (403) is the hemisphere, set up arc groove (405) with adjacent traveller (403) butt on the roof of apron (202), still inlay on the roof of apron (202) and be equipped with anti-skidding line (406).

5. The removable uhf sensor of claim 4 wherein: the outer side wall of the sliding column (403) is fixedly connected with a second sliding block (404), and a second sliding groove which is in sliding fit with the second sliding block (404) is formed in the inner wall of the third groove (402).

6. A removable uhf sensor according to claim 1, wherein: a heat dissipation opening (2011) is formed in the outer side wall of the shell (201), and a dust screen is arranged at the heat dissipation opening (2011).