CN212513231U - Cable pit water level detection device - Google Patents
Cable pit water level detection device Download PDFInfo
- Publication number
- CN212513231U CN212513231U CN202020982783.9U CN202020982783U CN212513231U CN 212513231 U CN212513231 U CN 212513231U CN 202020982783 U CN202020982783 U CN 202020982783U CN 212513231 U CN212513231 U CN 212513231U
- Authority
- CN
- China
- Prior art keywords
- floating ball
- floater
- cable trench
- water level
- level detection
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
The utility model relates to a cable pit water level detection device, installation device and the outer room on duty acousto-optic warning display device of cable pit in the cable pit, installation device includes binding post, electric wire, plastics pipe, carbon brush, floater stull, plastics pipe cross arm, floater bumping post in the cable pit, and the outer room on duty acousto-optic warning display device of cable pit includes block terminal, electric wire, reset button, battery, auxiliary relay, loudspeaker, lamp, binding post. The device has the advantages of reasonable design, simple structure and high reliability and safety, can warn operators on duty at different water levels to arrange and process as soon as possible, ensures the safe production of the mine distribution room, and is suitable for being popularized and used in cable trenches of the mine distribution room.
Description
Technical Field
This patent application belongs to check out test set technical field, and more specifically says, relates to a cable pit water level detection device.
Background
The cable trench is built in the metal mine low-voltage distribution room and used for laying cables. When some low-voltage distribution rooms are built under the geological condition that underground soil is loose, under the normal condition, no water enters a cable trench, and once a rainstorm season in summer comes, water can possibly accumulate in the cable trench, so that serious safety accidents are generated, and the mine production is influenced. Therefore, a water level detection device is required to be installed in the cable trench, so that the water level detection device can give warning to an operator on duty, and can be used for timely treatment and guarantee the safe operation of a power distribution room.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that needs to solve provides a cable pit water level detection device, and the device mechanical structure is simple reliable, and alarming function is strong, can effectively guarantee the safe operation of electricity distribution room.
In order to solve the above problem, the utility model discloses the technical scheme who adopts is:
a cable trench water level detection device comprises a cable trench inner installation device and a cable trench outer duty room acousto-optic alarm display device, wherein the cable trench inner installation device comprises an electric wire, a plastic circular tube, a plurality of pairs of carbon brushes, a floating ball cross arm, a plastic circular tube cross arm and a floating ball retaining column; the acousto-optic alarm display device of the duty room outside the cable trench comprises a battery, an intermediate relay, a horn, a lamp, a reset button, an intermediate relay normally open contact, a wiring terminal and a distribution box; wherein:
the opening of the plastic circular tube is downwards arranged in the cable trench, every two carbon brushes are arranged on the inner wall of the plastic circular tube in a pair and are positioned on the same horizontal plane, each carbon brush leads out a wiring terminal from the outer wall of the plastic circular tube by a wire, all the wiring terminals are connected to corresponding positions in the distribution box by cables respectively, and the wiring terminals are also used in a pair;
a battery is arranged in the distribution box, the positive electrode of the battery is connected with the negative electrode of a reset button, a plurality of groups of early warning devices are connected between the negative electrode of the battery and the positive electrode of the reset button in parallel, the number of the early warning devices corresponds to the number of pairs of the wiring terminals, each group of early warning devices comprises an intermediate relay connected with the negative electrode of the battery, one wiring terminal connected with the intermediate relay, another wiring terminal connected with the positive electrode of the reset button, a normally open contact of the intermediate relay, a lamp and a loudspeaker which are sequentially connected with the normally open contact of the intermediate relay; the two wiring terminals are the same pair of wiring terminals, and the same pair of wiring terminals are also connected with another normally open contact of the intermediate relay in parallel;
the floating ball is positioned at the bottom of the plastic circular tube, floating ball transverse supports are symmetrically arranged on two sides of the floating ball, conducting strips are fixed at the outer ends of the floating ball transverse supports, and the conducting strips at the two ends are welded and fixed by conductors to form a passage; the top of plastics pipe is equipped with the plastics pipe cross arm, and the plastics pipe cross arm is equipped with the floater bumping post downwards, and the floater bumping post is located the plastics circle and supplies the floater cross arm to pass, and the floater bumping post is contactless with the carbon brush, and plastics pipe cross arm, floater bumping post are used for preventing the floater off tracking.
The utility model discloses technical scheme's further improvement lies in: the plastic round pipe is a PVC plastic round pipe with the diameter of 20 cm.
The utility model discloses technical scheme's further improvement lies in: the floating ball cross arm is symmetrically bonded on two sides of the floating ball.
The utility model discloses technical scheme's further improvement lies in: the plastic round tube cross arm and the floating ball bumping post are stainless steel seamless steel tubes with smooth surfaces.
The utility model discloses technical scheme's further improvement lies in: the loudspeaker is a loudspeaker box, and the lamp is an LED lamp.
The utility model discloses technical scheme's further improvement lies in: the carbon brushes are 5-5 cm graphite carbon brushes, the number of the carbon brushes is six, and six carbon brushes 3 are embedded in the upper, middle and lower positions of the plastic circular tube.
The utility model discloses technical scheme's further improvement lies in: the conducting strip is a copper sheet.
Since the technical scheme is used, the utility model discloses the beneficial effect who gains is: the device simple structure is reliable, and alarming function is strong, can detect whether have water in the cable pit, and what is the water level under the condition of having water to can produce audible and visual warning, make the personnel on duty in time handle the dangerous situation, guarantee the distribution room safe operation, ensure the safety in production in mine.
Drawings
Fig. 1 is a schematic sectional structure of the present invention.
Fig. 2 is a schematic front view of the present invention.
Fig. 3 is a diagram of the distribution box of the present invention.
Fig. 4 is an electrical schematic diagram of the present invention.
Labeled as:
1. electric wire, 2, plastic pipe, 3, carbon brush, 4, floater, 5, floater stull, 6, plastic pipe cross arm, 7, floater bumping post, 8, battery, 9, intermediate relay, 10, loudspeaker, 11, lamp, 12, reset button, 13, intermediate relay normally open contact, 14, binding post, 15, block terminal.
Detailed Description
The present invention will be described in further detail with reference to examples.
The utility model discloses a cable trench water level detection device, see fig. 1-4, including cable trench internal installation device and cable trench outside duty room audible and visual alarm display device, cable trench internal installation device includes electric wire 1, plastic pipe 2, many pairs of carbon brushes 3, floater 4, floater cross arm 5, plastic pipe cross arm 6, floater bumping post 7; the acousto-optic alarm display device for the duty room outside the cable trench comprises a battery 8, an intermediate relay 9, a loudspeaker 10, a lamp 11, a reset button 12, an intermediate relay normally open contact 13, a wiring terminal 14 and a distribution box 15; wherein:
the opening of the plastic circular tube 2 is downwards arranged in the cable trench, every two carbon brushes 3 are arranged on the inner wall of the plastic circular tube 2 in pairs and are positioned on the same horizontal plane, each carbon brush 3 is led out of a connecting terminal 14 from the outer wall of the plastic circular tube 2 through an electric wire 1, all the connecting terminals 14 are connected to corresponding positions in a distribution box 15 through cables, and the connecting terminals 14 are also used in a pair-by-pair mode;
a battery 8 is arranged in the distribution box 15, the anode of the battery 8 is connected with the cathode of the reset button 12, a plurality of groups of early warning devices are connected in parallel between the cathode of the battery 8 and the anode of the reset button 12, the number of the early warning devices corresponds to the number of pairs of the wiring terminals 14, each group of early warning devices comprises an intermediate relay 9 connected with the cathode of the battery 8, one wiring terminal 14 connected with the intermediate relay 9, another wiring terminal 14 connected with the anode of the reset button 12, a normally open contact 13 of the intermediate relay, a lamp 11 and a horn 10 which are sequentially connected with the normally open contact 13 of the intermediate relay in series, and the horn 10 is connected; the two wiring terminals 14 are the same pair of wiring terminals 14, and the same pair of wiring terminals 14 is also connected with another intermediate relay normally open contact 13 in parallel;
the floating ball 4 is located the bottom of the plastic circular tube 2, the floating ball crossbars 5 are symmetrically arranged on the two sides of the floating ball 4, and preferably, the floating ball crossbars 5 are symmetrically bonded on the two sides of the floating ball 4. And a conducting strip is fixed at the outer end of the floating ball cross brace 5 and is a copper sheet. The copper sheets at the two ends are welded and fixed by conductors to form a passage; the top of plastics pipe 2 is equipped with plastics pipe cross arm 6, and plastics pipe cross arm 6 is equipped with floater bumping post 7 down, and floater bumping post 7 is located plastics pipe 2 and supplies floater bridging post 5 to pass, and floater bumping post 7 and carbon brush 3 contactless, plastics pipe cross arm 6, floater bumping post 7 are used for preventing the off tracking of floater 4.
The plastic round pipe 2 is a PVC plastic round pipe with the diameter of 20 cm; the plastic round tube cross arm 6 and the floating ball bumping post 7 are stainless steel seamless steel tubes with smooth appearance; the loudspeaker 10 is a loudspeaker box, and the lamp 11 is an LED lamp.
The carbon brushes 3 are 5-5 cm graphite carbon brushes, the number of the carbon brushes is six, and the six carbon brushes 3 are embedded in the upper, middle and lower positions of the plastic circular tube 2.
As shown in figure 1, the diameter of the plastic round pipe 2 is 20cm, and the material and the length of the PVC round pipe are determined according to the actual depth of the cable trench.
In fig. 1, 6 5 × 5cm universal carbon brushes are used as the carbon brushes 3 and are embedded in the upper, middle and lower positions of the plastic circular tube. The six terminals 14 are led out A, B, C, D, E, F from the wires 1. The six terminals 14 are respectively connected by cables to the corresponding A, B, C, D, E, F locations in the electrical schematic diagram in the electrical distribution box 15.
In FIG. 1, the floating ball 4 is shown to be hollow and 15cm in diameter. The thickness is 3 mm's plastics ball, and floater stull 5 is the plastics cylinder, and the diameter is 1cm, and the symmetry bonds is in the both sides of floater 4, fixes the conducting strip at the outer end of floater stull 5, and the conducting strip at both ends is fixed with the conductor welding to form the route.
Fig. 2 shows that the plastic circular tube cross arm 6 and the floating ball retaining column 7 are used for preventing the floating ball 4 from deviating, and the plastic circular tube cross arm 6 and the floating ball retaining column 7 are made of stainless steel seamless steel tube materials with smooth surfaces. The diameter is 2cm, and the length is the depth of the cable trench.
The distribution box, the electric wires, the reset button, the battery, the intermediate relay, the loudspeaker, the lamp and the connecting terminal in the electric schematic diagrams of figures 3 and 4 and the distribution box 15 adopt common electric and electronic components in the market. Based on the principle and the relative simplicity of the fittings in fig. 3 and 4, no further statements are made.
The working principle and the process are as follows: when no water exists in the cable, the floating ball 4 is located at the bottom end of the cable trench, the acousto-optic alarm display device of the duty room outside the cable trench does not have acousto-optic alarm, when water enters the cable trench, the floating ball 5 can rise upwards along with the water level to reach the first group of carbon brushes 3 located below, the first group of circuits is connected, and the duty worker is warned that water enters the cable trench. The water level of the cable trench continues to rise, the floating ball 5 can reach the second group of carbon brushes 3 in the middle, the second group of circuits is connected, the person on duty is warned, and the water entering the cable trench reaches half of the cable trench. When the water level reaches the third group positioned above, the floating ball 5 can reach the third group of carbon brushes 3, the fact that the cable trench is full of water is indicated, the acousto-optic alarm display device of the duty room outside the cable trench is used for displaying that water enters the cable trench by half of the depth, and the water level does not pass through the cable trench, so that the visual and visual effects are achieved.
Claims (7)
1. The utility model provides a cable pit water level detection device which characterized in that: the cable trench interior installation device comprises an electric wire (1), a plastic circular tube (2), a plurality of pairs of carbon brushes (3), a floating ball (4), a floating ball cross arm (5), a plastic circular tube cross arm (6) and a floating ball retaining column (7); the acousto-optic alarm display device for the duty room outside the cable trench comprises a battery (8), an intermediate relay (9), a horn (10), a lamp (11), a reset button (12), an intermediate relay normally open contact (13), a wiring terminal (14) and a distribution box (15); wherein:
the opening of the plastic circular tube (2) is downwards arranged in the cable trench, every two carbon brushes (3) are arranged on the inner wall of the plastic circular tube (2) in pairs and are positioned on the same horizontal plane, each carbon brush (3) is led out of a wiring terminal (14) from the outer wall of the plastic circular tube (2) through an electric wire (1), all the wiring terminals (14) are connected to corresponding positions in a distribution box (15) through cables, and the wiring terminals (14) are also used in a matching way in pairs;
a battery (8) is arranged in the distribution box (15), the anode of the battery (8) is connected with the cathode of the reset button (12), a plurality of groups of early warning devices are connected in parallel between the cathode of the battery (8) and the anode of the reset button (12), the number of the early warning devices corresponds to the logarithm of the connecting terminals (14), each group of early warning devices comprises an intermediate relay (9) connected with the cathode of the battery (8), one connecting terminal (14) connected with the intermediate relay (9), another connecting terminal (14) connected with the anode of the reset button (12) and a normally open contact (13) of the intermediate relay, a lamp (11) and a horn (10) which are sequentially connected in series with the normally open contact (13) of the intermediate relay, and the horn (10) is connected with the cathode; the two wiring terminals (14) are the same pair of wiring terminals (14), and the same pair of wiring terminals (14) are also connected with another intermediate relay normally open contact (13) in parallel;
the floating ball (4) is positioned at the bottom of the plastic circular tube (2), floating ball transverse supports (5) are symmetrically arranged on two sides of the floating ball (4), conducting strips are fixed at the outer ends of the floating ball transverse supports (5), and the conducting strips at the two ends are welded and fixed by conductors to form a passage; the top of plastics pipe (2) is equipped with plastics pipe cross arm (6), and plastics pipe cross arm (6) are equipped with floater bumping post (7) down, and floater bumping post (7) are located plastics pipe (2) and supply floater bridging post (5) to pass, and floater bumping post (7) and carbon brush (3) contactless, plastics pipe cross arm (6), floater bumping post (7) are used for preventing floater (4) off tracking.
2. The cable trench water level detection device according to claim 1, wherein: the plastic round pipe (2) is a PVC plastic round pipe with the diameter of 20 cm.
3. The cable trench water level detection device according to claim 2, wherein: the floating ball cross arm (5) is symmetrically bonded on two sides of the floating ball (4).
4. The cable trench water level detection device according to claim 3, wherein: the plastic round tube cross arm (6) and the floating ball retaining column (7) are stainless steel seamless steel tubes with smooth surfaces.
5. The cable trench water level detection device according to claim 4, wherein: the loudspeaker (10) is a loudspeaker box, and the lamp (11) is an LED lamp.
6. The cable trench water level detection device according to any one of claims 1 to 5, wherein: the carbon brushes (3) are 5-by-5-cm graphite carbon brushes, the number of the carbon brushes is six, and the six carbon brushes (3) are embedded in the upper, middle and lower positions of the plastic circular tube (2).
7. The cable trench water level detection device according to any one of claims 1 to 5, wherein: the conducting strip is a copper sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020982783.9U CN212513231U (en) | 2020-06-02 | 2020-06-02 | Cable pit water level detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020982783.9U CN212513231U (en) | 2020-06-02 | 2020-06-02 | Cable pit water level detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212513231U true CN212513231U (en) | 2021-02-09 |
Family
ID=74382005
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020982783.9U Active CN212513231U (en) | 2020-06-02 | 2020-06-02 | Cable pit water level detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212513231U (en) |
-
2020
- 2020-06-02 CN CN202020982783.9U patent/CN212513231U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US10804645B2 (en) | Waterproof device for underwater wire connection | |
| CN201387735Y (en) | Cable for inductively detecting water leakage | |
| CN212513231U (en) | Cable pit water level detection device | |
| CN103050907B (en) | Security maintenance method for common grounding electrode of direct current power transmission systems | |
| CN110673061B (en) | Composite portable short circuit grounding wire with self-detection function | |
| CN210123882U (en) | Building lightning protection device | |
| CN217213923U (en) | Simple and convenient river course water level alarm device | |
| CN213879049U (en) | Box-type substation | |
| CN210572502U (en) | Intelligent grounding wire | |
| CN202306343U (en) | Automatic draining controller for cable trench | |
| CN208385051U (en) | A kind of intelligent measuring apparatus instruments and meters charge bearing detecting cable | |
| CN202938977U (en) | Conductive liquid leakage detection cable | |
| CN210375304U (en) | Metal sheet type water level detection device | |
| CN212807509U (en) | Water-cooling rectifier cabinet leakage detection device | |
| CN201667394U (en) | Electrolytic ion grounding electrode device | |
| CN206091406U (en) | Adopt assembled transformer substation steel construction factory building of new ground connection form | |
| CN212540740U (en) | Geomembrane damage detection system | |
| CN211183376U (en) | Intelligent charging stake is with anticreep device based on internet of things | |
| CN220872596U (en) | Online monitoring device for lightning arrester | |
| CN220855820U (en) | Waterproof detection device for large underground tunnel group hydropower station | |
| CN87214588U (en) | Water level monitor | |
| CN216121214U (en) | Intelligent container formula earthing pole distribution device | |
| CN212432296U (en) | Water level detection device for hydraulic engineering management | |
| CN217333470U (en) | Safe and reliable landslide alarm device | |
| CN202013228U (en) | Water seepage alarming device for cable chamber of converting station |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |