CN213455606U - 5G terminal box real-time supervision mechanism - Google Patents
5G terminal box real-time supervision mechanism Download PDFInfo
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- CN213455606U CN213455606U CN202022831694.7U CN202022831694U CN213455606U CN 213455606 U CN213455606 U CN 213455606U CN 202022831694 U CN202022831694 U CN 202022831694U CN 213455606 U CN213455606 U CN 213455606U
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Abstract
The utility model discloses a 5G terminal box real-time supervision mechanism, concretely relates to terminal box monitoring technology field, including first casing and mounting plate, mounting plate's one end is provided with first casing, one side of first casing is provided with the second casing, the one end fixedly connected with monitoring devices body of first casing, the one end of second casing is provided with two sets of shifting chutes, the clearance brush has been inlayed respectively to the inside of shifting chute, the one end of clearance brush articulates there is the movable rod. The utility model discloses a be provided with heating chamber, supply air duct, electric heating coil, induced air cover, filter screen, air-out room, through-hole and negative-pressure air fan, the electric heating coil start-up heating in the heating chamber, cooperation cleaning brush thoroughly cleans, reduces the measuring error of monitoring devices body, and the monitoring precision improves, is favorable to warning the real-time temperature of terminal incasement portion, humidity, and the staff of being convenient for sets up terminal case parameter and carries out troubleshooting.
Description
Technical Field
The utility model relates to a terminal box monitoring technology field specifically is a 5G terminal box real-time supervision mechanism.
Background
The terminal box is an interface device which is arranged for facilitating wiring and line inspection, the terminal box is made of stainless steel plates or cold-rolled steel plates mostly, in order to protect internal circuits from being affected with dust and damp, the terminal box which is arranged outdoors must reach the national level safety protection standard of IP54 or IP55, a temperature and humidity monitoring mechanism inside the terminal box is a device for warning and monitoring the environmental values such as temperature, humidity and the like of the terminal box and is usually directly arranged in a mounting frame arranged in the terminal box, a sensor probe part is directly contacted with the internal air for convenient monitoring, but the sensor is not protected, particularly in the weather of temperature reduction and high humidity, the sensor probe is easy to generate condensation to cause the reduction of monitoring precision, in the 5G basic station, terminal box is more, simultaneously because of equipment needs periodic maintenance, and manual dismouting monitoring mechanism's work load is great, consequently proposes a novel terminal box real-time supervision mechanism suitable for 5G basic station.
In the process of implementing the present invention, the inventor finds that at least the following problems exist in the prior art and are not solved:
(1) the traditional real-time monitoring mechanism of the terminal box is mounted in the terminal box and then is fixed by screws, so that the maintenance is inconvenient;
(2) the probe part of a sensor extending out of the traditional terminal box real-time monitoring mechanism is easy to have impurities attached, and the manual cleaning difficulty is high;
(3) traditional terminal box real-time supervision mechanism is easily infected with the moisture and produces the condensation, influences the monitoring precision.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a 5G terminal box real-time supervision mechanism to propose among the solution above-mentioned background art and install and use the screw fixation more behind the terminal incasement portion, overhaul inconvenient problem.
In order to achieve the above object, the utility model provides a following technical scheme: a real-time monitoring mechanism for a 5G terminal box comprises a first shell and an installation bottom plate, wherein a first shell is arranged at one end of the installation bottom plate, a second shell is arranged on one side of the first shell, a monitoring device body is fixedly connected to one end of the first shell, two groups of moving grooves are formed in one end of the second shell, cleaning brushes are embedded in the moving grooves respectively, movable rods are hinged to one ends of the cleaning brushes, dust removing mechanisms are arranged at the top end and the bottom end of the interior of the first shell, a dehumidifying mechanism is arranged on the other side of the interior of the first shell, and quick disassembling and assembling mechanisms are arranged on the exterior of the first shell and the exterior of the second shell;
quick assembly disassembly mechanism is including the installation screw, the installation screw sets up the edge at mounting plate, the other end of second casing is provided with the second sand grip, one side of mounting plate one end is provided with the second spout, the second sand grip is pegged graft in the inside of second spout, the top and the bottom of the first casing other end are provided with first sand grip respectively, the top and the bottom of mounting plate opposite side are provided with first spout, first sand grip is pegged graft in the inside of first spout, the top and the bottom of first casing one side are provided with the inserted bar, the opposite side fixedly connected with slot of second casing, the slot is pegged graft in the inside of inserted bar.
Preferably, the edge of the mounting screw hole on the mounting base plate is provided with eight groups, and the mounting base plate is fixedly connected with the mounting frame in the terminal box through the mounting screw hole.
Preferably, a sensor probe is arranged on one side of the monitoring device body, and the cleaning brushes are symmetrically distributed about a horizontal center line of the sensor probe.
Preferably, the mounting base plate is fixedly connected with the terminal box mounting rack through mounting screw holes, the dust removing mechanism consists of a plate tooth, a rocker, a slideway, a third gear, a second gear, a rotating shaft, a first gear and a rotating motor, the rotating motor is fixedly connected with the bottom end in the first shell, the output end of the rotating motor is fixedly connected with a rotating shaft through a coupler, the top end and the bottom end outside the rotating shaft are fixedly sleeved with a first gear, one side of the first gear is engaged with a second gear, one side of the second gear is fixedly connected with a third gear, the other end of the third gear is provided with disk teeth, the disc gear is characterized in that a slide way is arranged at one end of the disc gear, a rocker is movably connected to the circle center of the disc gear, one end of the rocker is movably sleeved with the movable rod, and the other end of the rocker is embedded in the slide way and is in sliding connection with the slide way.
Preferably, the second gear and the first gear are the same size and perpendicular to each other.
Preferably, dehumidification mechanism comprises heating chamber, supply-air duct, electric heating coil, induced air cover, filter screen, air-out room, through-hole and negative-pressure air fan, the heating chamber sets up the opposite side in first casing inside, one side intercommunication of heating chamber has supply-air duct, supply-air duct transversely runs through the inside of first casing and extends to the inside of second casing, supply-air duct's output intercommunication has an air-out room, the one end in air-out room is provided with a plurality of through-holes, the inside of heating chamber is provided with electric heating coil, the opposite side fixedly connected with induced air cover of heating chamber, the inside of induced air cover is provided with negative-pressure air fan, negative-pressure air fan's opposite side is provided with the filter screen.
Compared with the prior art, the beneficial effects of the utility model are that: the 5G terminal box real-time monitoring mechanism not only realizes quick assembly and disassembly and convenient maintenance, realizes automatic dust removal, but also improves monitoring precision;
(1) in the monitoring mechanism, a monitoring device body is fixedly connected to one end of a first shell, a mounting bottom plate is directly arranged in the terminal box through the mounting screw holes by using a fixing screw, then a second raised bar at the other end of a second shell is inserted into the second sliding groove by aligning the second raised bar at the other end of the second shell with the second sliding groove, a second shell is fixed, the first raised bar at the other end of the first shell is inserted into the first sliding groove by aligning the first raised bar at the other end of the first shell with the first sliding groove, the inserted bar overcomes the friction force and is clamped into the inside of the inserting groove, the second shell is tightly and fixedly connected with the first shell, and then the movable bar is fixedly sleeved with a rocker, the installation and the disassembly can be finished, and the monitoring device body can be quickly disassembled from the terminal box for maintenance without disassembling and assembling screws, so that the working strength of maintenance personnel is greatly reduced, and the monitoring device is suitable for 5G base stations with more terminal boxes;
(2) by arranging the plate teeth, the rocker, the slide way, the third gear, the second gear, the rotating shaft, the first gear and the rotating motor, for the monitoring mechanism, if dust and the like are attached to the outer part of the sensor probe after long-time work, the sensor probe is difficult to clean one by one, so the rotating motor is arranged, the starting time of the rotating motor is set, the rotating motor drives the rotating shaft to rotate, the first gear rotates so as to drive the second gear to rotate in a meshed mode, the third gear rotates to drive the plate teeth to rotate, the other end of the rocker does circular motion in the slide way to keep the rotating stability, the second gear movably sleeved with the rocker pulls the cleaning brush to move along with the overturning of the rocker, the cleaning brush is embedded in the moving groove to limit the moving path, the cleaning brush cleans the outer surface of the sensor probe, and is matched with the electric heating brushing coil pipe to remove dust, water drops and other attachments, so the, the monitoring is more accurate;
(3) by arranging the heating chamber, the air supply pipeline, the electric heating coil pipe, the air inducing cover, the filter screen, the air outlet chamber, the through hole and the negative pressure fan, when the temperature and the humidity in the 5G terminal box are influenced by external damp weather, the extending part of the sensor probe of the monitoring device body is easily influenced by water vapor to generate condensation, so that the monitoring result is influenced, consequently, be provided with the heating chamber, electric heating coil in the heating chamber starts the heating, negative-pressure air fan is leading-in with the outside air from the induced air cover, the filter screen is got rid of the dust outside, convey the air-out indoor through supply air duct after the air current heating, discharge the outer adnexed drop of water to sensor probe by the through-hole again, the condensation is dried, cooperation clearance brush is thoroughly cleaned, reduce the measuring error of monitoring devices body, the monitoring precision improves, be favorable to the real-time temperature to terminal incasement portion, humidity warns, the staff of being convenient for sets up terminal box parameter and carries out troubleshooting.
Drawings
Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;
FIG. 2 is a schematic view of a front view of a partial structure of the dust removing mechanism of the present invention;
fig. 3 is an enlarged partial sectional view of the utility model at a in fig. 1;
fig. 4 is the utility model discloses a filter screen looks sideways at section structure schematic diagram.
In the figure: 1. a dust removal mechanism; 101. disc teeth; 102. a rocker; 103. a slideway; 104. a third gear; 105. a second gear; 106. a rotating shaft; 107. a first gear; 108. a rotation motor; 2. a dehumidification mechanism; 201. a heating chamber; 202. an air supply duct; 203. an electric heating coil pipe; 204. an induced draft cover; 205. filtering with a screen; 206. an air outlet chamber; 207. a through hole; 208. a negative pressure fan; 3. a first housing; 4. inserting a rod; 5. a slot; 6. mounting a screw hole; 7. a first rib; 8. a first chute; 9. a second convex strip; 10. mounting a bottom plate; 11. cleaning a brush; 12. a moving groove; 13. a second chute; 14. a second housing; 15. a movable rod; 16. monitoring devices body.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1: referring to fig. 1-4, a 5G terminal box real-time monitoring mechanism includes a first housing 3 and an installation base plate 10, one end of the installation base plate 10 is provided with the first housing 3, one side of the first housing 3 is provided with a second housing 14, one end of the first housing 3 is fixedly connected with a monitoring device body 16, one end of the second housing 14 is provided with two sets of moving grooves 12, cleaning brushes 11 are respectively embedded in the moving grooves 12, one end of each cleaning brush 11 is hinged with a movable rod 15, the top end and the bottom end of the interior of the first housing 3 are provided with dust removing mechanisms 1, the other side of the interior of the first housing 3 is provided with a dehumidifying mechanism 2, and the exterior of the first housing 3 and the exterior of the second housing 14 are provided with quick dismounting mechanisms;
referring to fig. 1-4, a 5G terminal box real-time monitoring mechanism further includes a quick-assembly and disassembly mechanism, the quick-assembly and disassembly mechanism includes an installation screw hole 6, the installation screw hole 6 is disposed at an edge of an installation base plate 10, a second protruding strip 9 is disposed at the other end of a second housing 14, a second sliding groove 13 is disposed at one side of one end of the installation base plate 10, the second protruding strip 9 is inserted into the second sliding groove 13, first protruding strips 7 are respectively disposed at the top and the bottom of the other end of a first housing 3, a first sliding groove 8 is disposed at the top and the bottom of the other end of the installation base plate 10, the first protruding strips 7 are inserted into the first sliding groove 8, insertion rods 4 are disposed at the top and the bottom of one side of the first housing 3, a slot 5 is fixedly connected to the other side of the second housing 14;
eight groups of mounting screw holes 6 are arranged at the edge of the mounting base plate 10, and the mounting base plate 10 is fixedly connected with a mounting frame in the terminal box through the mounting screw holes 6;
a sensor probe is arranged on one side of the monitoring device body 16, and the cleaning brushes 11 are symmetrically distributed about the horizontal center line of the sensor probe;
specifically, as shown in fig. 1 and 3, the monitoring device is fixed on a mounting rack inside the terminal box, and needs to be repeatedly disassembled and assembled during periodic maintenance and inspection, if the fixing members such as screws are disassembled and assembled in severe weather or in dark environment, the fixing members are easy to fall and lose, which is very inconvenient, in the monitoring mechanism, a monitoring device body 16 is fixedly connected with one end of a first shell 3, a mounting base plate 10 is directly installed inside the terminal box through a mounting screw hole 6 by using a fixing screw, then a second raised strip 9 at the other end of a second shell 14 is inserted in alignment with a second sliding chute 13, the second shell 14 is fixed, a first raised strip 7 at the other end of the first shell 3 is inserted in alignment with a first sliding chute 8, at this time, an inserted rod 4 is inserted into an insertion slot 5 against friction force, the second shell 14 and the first shell 3 are tightly and fixedly connected, and a movable rod 15 is fixedly sleeved with a rocker 102, so as to, dismantle like this, need not the dismouting screw and also can pull down monitoring devices body 16 from terminal incasement portion fast and overhaul like this, alleviate maintainer working strength greatly, be applicable to the 5G basic station that terminal case is a lot of and use.
Example 2: the installation bottom plate 10 is fixedly connected with the terminal box installation frame through an installation screw hole 6, the dust removing mechanism 1 comprises a plate tooth 101, a rocker 102, a slide way 103 and a third gear 104, the device comprises a second gear 105, a rotating shaft 106, a first gear 107 and a rotating motor 108, wherein the rotating motor 108 is fixedly connected to the bottom end inside the first shell 3, the model of the rotating motor 108 can be 25GA370, the output end of the rotating motor 108 is fixedly connected with the rotating shaft 106 through a coupler, the first gear 107 is fixedly sleeved on the top end and the bottom end outside the rotating shaft 106, the second gear 105 is meshed on one side of the first gear 107, a third gear 104 is fixedly connected to one side of the second gear 105, a disc tooth 101 is arranged at the other end of the third gear 104, a slide way 103 is arranged at one end of the disc tooth 101, a rocker 102 is movably connected to the circle center of the disc tooth 101, one end of the rocker 102 is movably sleeved with a movable rod 15, and the other end of the rocker 102 is embedded inside the slide way 103 and is slidably;
the second gear 105 and the first gear 107 are the same size and perpendicular to each other;
specifically, as shown in fig. 1 and fig. 2, in the monitoring mechanism, if dust and the like adhere to the outside of the sensor probe after long-time operation, it is difficult to clean one by one, so a rotation motor 108 is provided, the start time of the rotation motor 108 is set, the rotation motor 108 drives a rotation shaft 106 to rotate, a first gear 107 rotates, so as to drive a second gear 105 to mesh and rotate, a third gear 104 rotates, and drives a plate tooth 101 to rotate, the other end of a rocker 102 performs a circular motion in a sliding channel 103 to maintain rotational stability, the second gear 105 movably sleeved with the rocker 102 pulls a cleaning brush 11 to move along with the overturning of the rocker 102, the cleaning brush 11 is embedded in a moving groove 12 to limit a moving path, the cleaning brush 11 wipes the outer surface of the sensor probe, and the monitoring device body 16 is longer in service life and more accurate in cooperation with an electric heating coil 203 to remove the dust, water droplets and other attachments.
Example 3: the dehumidifying mechanism 2 comprises a heating chamber 201, an air supply pipeline 202, an electric heating coil 203, an air draft cover 204, a filter screen 205, an air outlet chamber 206, a through hole 207 and a negative pressure fan 208, wherein the heating chamber 201 is arranged on the other side inside the first shell 3, one side of the heating chamber 201 is communicated with the air supply pipeline 202, the air supply pipeline 202 transversely penetrates through the inside of the first shell 3 and extends to the inside of the second shell 14, the output end of the air supply pipeline 202 is communicated with the air outlet chamber 206, one end of the air outlet chamber 206 is provided with a plurality of through holes 207, the electric heating coil 203 is arranged inside the heating chamber 201, the model of the electric heating coil 203 can be 0Cr25Al5, the other side of the heating chamber 201 is fixedly connected with the air draft cover 204, the negative pressure fan 208 is arranged inside the air draft cover 204, the model of the negative pressure fan;
specifically, as shown in fig. 1 and 4, when the temperature and humidity inside the terminal box are affected by the external wet weather, 5G, the protruding portion of the sensor probe of the monitoring device body 16 is susceptible to moisture to generate condensation, which affects the monitoring result, so a heating chamber 201 is provided, the electric heating coil 203 in the heating chamber 201 is started to heat, the negative pressure fan 208 guides the external air from the air inducing cover 204, the filter screen 205 removes dust, the heated air is conveyed into the air outlet chamber 206 through the air supply pipeline 202, and then water drops and condensation attached to the outside of the sensor probe are discharged through the through hole 207 to be dried, and the cleaning brush 11 is matched to thoroughly clean the sensor probe, so that the measurement error of the monitoring device body 16 is reduced, the monitoring accuracy is improved, the real-time temperature and humidity inside the terminal box are favorably warned, and a worker can conveniently set the parameters of the terminal box and perform troubleshooting.
The working principle is as follows: when the utility model is used, firstly, the monitoring device is fixed on the mounting rack in the terminal box, and needs to be repeatedly disassembled and assembled during periodic maintenance and inspection, if the fixing pieces such as screws are disassembled and assembled in the environment with bad weather or dark light, the fixing pieces are easy to drop and lose, which is very inconvenient, in the monitoring mechanism, the monitoring device body 16 is fixedly connected with one end of the first shell 3, the mounting bottom plate 10 is directly installed in the terminal box by using the fixing screw through the mounting screw hole 6, then the second raised strip 9 at the other end of the second shell 14 is aligned with the second chute 13 to be inserted, the second shell 14 is fixed, the first raised strip 7 at the other end of the first shell 3 is aligned with the first chute 8 to be inserted, at the moment, the inserted bar 4 overcomes the friction force and is inserted into the inside of the slot 5, the second shell 14 and the first shell 3 are tightly and fixedly connected, then the movable bar 15 is fixedly sleeved with the, dismantle like this, need not the dismouting screw and also can pull down monitoring devices body 16 from terminal incasement portion fast and overhaul like this, alleviate maintainer working strength greatly, be applicable to the 5G basic station that terminal case is a lot of and use.
Then, for the monitoring mechanism, if dust and the like adhere to the outside of the sensor probe after long-time operation, and the sensor probe is difficult to clean one by one, a rotation motor 108 is arranged, the start time of the rotation motor 108 is set, the rotation motor 108 drives a rotating shaft 106 to rotate, a first gear 107 rotates, so as to drive a second gear 105 to mesh and rotate, a third gear 104 rotates, a plate tooth 101 is driven to rotate, the other end of a rocker 102 does circular motion in a slideway 103 to keep rotation stability, the second gear 105 movably sleeved with the rocker 102 pulls a cleaning brush 11 to move along with the overturning of the rocker 102, the cleaning brush 11 is embedded in a moving groove 12 to limit a moving path, the cleaning brush 11 wipes the outer surface of the sensor probe, and the monitoring device body 16 is longer in service life and more accurate in monitoring in cooperation with an electric heating coil 203 to wipe off the dust, water drops and other attachments.
Finally, when the temperature and the humidity inside the 5G terminal box are influenced by the external damp weather, the extending part of the sensor probe of the monitoring device body 16 is easily influenced by water vapor to generate condensation, and the monitoring result is influenced, so the heating chamber 201 is arranged, the electric heating coil 203 in the heating chamber 201 is started to heat, the external air is led in from the air induction cover 204 by the negative pressure fan 208, the dust is removed outside by the filter screen 205, the heated air flow is conveyed into the air outlet chamber 206 through the air supply pipeline 202, water drops and condensation attached to the outside of the sensor probe are discharged by the through hole 207 and dried, and the cleaning brush 11 is matched to thoroughly clean the air flow, so that the measurement error of the monitoring device body 16 is reduced, the monitoring precision is improved, the real-time temperature and the humidity inside the terminal box are favorably warned, and a worker can conveniently set the parameters.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. 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 (6)
1. The utility model provides a 5G terminal box real-time supervision mechanism, includes first casing (3) and mounting plate (10), its characterized in that: a first shell (3) is arranged at one end of the mounting bottom plate (10), a second shell (14) is arranged on one side of the first shell (3), a monitoring device body (16) is fixedly connected to one end of the first shell (3), two groups of moving grooves (12) are arranged at one end of the second shell (14), cleaning brushes (11) are respectively embedded in the moving grooves (12), a movable rod (15) is hinged to one end of each cleaning brush (11), a dust removal mechanism (1) is arranged at the top end and the bottom end of the interior of the first shell (3), a dehumidification mechanism (2) is arranged at the other side of the interior of the first shell (3), and a quick dismounting mechanism is arranged outside the first shell (3) and the second shell (14);
the quick dismounting mechanism comprises a mounting screw hole (6), the mounting screw hole (6) is arranged at the edge of the mounting bottom plate (10), a second convex strip (9) is arranged at the other end of the second shell (14), a second sliding groove (13) is arranged at one side of one end of the mounting base plate (10), the second convex strip (9) is inserted in the second sliding groove (13), the top and the bottom of the other end of the first shell (3) are respectively provided with a first convex strip (7), the top and the bottom of the other side of the mounting bottom plate (10) are provided with a first chute (8), the first convex strip (7) is inserted in the first sliding groove (8), the top and the bottom of one side of the first shell (3) are provided with inserting rods (4), the other side of the second shell (14) is fixedly connected with a slot (5), and the slot (5) is inserted in the insertion rod (4).
2. The real-time monitoring mechanism of the 5G terminal box according to claim 1, characterized in that: the edge of installation screw hole (6) at mounting plate (10) is provided with eight groups, mounting plate (10) are through installation screw hole (6) and terminal incasement portion mounting bracket fixed connection.
3. The real-time monitoring mechanism of the 5G terminal box according to claim 1, characterized in that: and a sensor probe is arranged on one side of the monitoring device body (16), and the cleaning brushes (11) are symmetrically distributed about the horizontal center line of the sensor probe.
4. The real-time monitoring mechanism of the 5G terminal box according to claim 1, characterized in that: the dust removal mechanism comprises a dust removal mechanism (1), a rotary motor (108), a disc tooth (101), a rocker (102), a slide way (103), a third gear (104), a second gear (105), a rotary shaft (106), a first gear (107) and the rotary motor (108), wherein the rotary motor (108) is fixedly connected to the bottom end inside a first shell (3), the output end of the rotary motor (108) is fixedly connected with the rotary shaft (106) through a coupler, the first gear (107) is fixedly sleeved on the top end and the bottom end outside the rotary shaft (106), the second gear (105) is meshed on one side of the first gear (107), the third gear (104) is fixedly connected to one side of the second gear (105), the disc tooth (101) is arranged at the other end of the third gear (104), the slide way (103) is arranged at one end of the disc tooth (101), the circle center of the disc tooth (101) is movably connected with a rocker (102), one end of the rocker (102) is movably sleeved with the movable rod (15), and the other end of the rocker (102) is embedded in the slide way (103) and is in sliding connection with the slide way (103).
5. The real-time monitoring mechanism of the 5G terminal box according to claim 4, wherein: the second gear (105) and the first gear (107) are the same size and perpendicular to each other.
6. The real-time monitoring mechanism of the 5G terminal box according to claim 1, characterized in that: the dehumidifying mechanism (2) comprises a heating chamber (201), an air supply pipeline (202), an electric heating coil (203), an air draft cover (204), a filter screen (205), an air outlet chamber (206), through holes (207) and a negative pressure fan (208), wherein the heating chamber (201) is arranged on the other side of the inside of a first shell (3), one side of the heating chamber (201) is communicated with the air supply pipeline (202), the air supply pipeline (202) transversely penetrates through the inside of the first shell (3) and extends to the inside of a second shell (14), the output end of the air supply pipeline (202) is communicated with the air outlet chamber (206), one end of the air outlet chamber (206) is provided with a plurality of through holes (207), the electric heating coil (203) is arranged in the heating chamber (201), the other side of the heating chamber (201) is fixedly connected with the air draft cover (204), and the negative pressure fan (208) is arranged in the air draft cover (, and a filter screen (205) is arranged on the other side of the negative pressure fan (208).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202022831694.7U CN213455606U (en) | 2020-12-01 | 2020-12-01 | 5G terminal box real-time supervision mechanism |
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| CN202022831694.7U CN213455606U (en) | 2020-12-01 | 2020-12-01 | 5G terminal box real-time supervision mechanism |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113628422A (en) * | 2021-08-04 | 2021-11-09 | 山西辉能科技有限公司 | Online gas leakage alarm device and system thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113628422A (en) * | 2021-08-04 | 2021-11-09 | 山西辉能科技有限公司 | Online gas leakage alarm device and system thereof |
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