There is the controller for road lamp erecting device of water pressure detection function
Technical field
The invention belongs to technical field of electric power, particularly relate to a kind of controller for road lamp erecting device with water pressure detection function.
Background technology
Street lamp is generally arranged on lamp stand, and lamp stand is arranged on the both sides of road, and controller for road lamp is arranged on lamp stand outer wall.Vehicle on road surface travels through out-of-date, if controller for road lamp is installed unstable, the vibrations due to road surface can cause shorten the service life of controller for road lamp.Secondly, in the place that some rainwater are many, the particularly road surface of easy ponding, there is the phenomenon of electric leakage in street lamp.And existing street lamp all cannot be cut off the electricity supply according to the surface gathered water degree of depth thus voluntarily, do not possess the hydraulic pressure of measuring ponding thus realize the function of automatic cut-off power, pedestrian easily gets an electric shock faintness in passing process.Security during in order to the installation stability of controller for road lamp can be strengthened and guarantee that pedestrian is passing, namely avoid causing electric shock accidents due to electric leakage, therefore, be badly in need of developing a kind of device that can strengthen controller for road lamp and install stability and can cut off power supply when ponding voluntarily.
Summary of the invention
The object of the invention is for the problems referred to above, provide a kind of design more reasonable, good stability is installed and the controller for road lamp erecting device with water pressure detection function automatically cutting off power supply can be realized.
For achieving the above object, present invention employs following technical proposal: the controller for road lamp erecting device originally with water pressure detection function comprises and has enclosed cavity and the mounting casing vertically arranged, controller for road lamp is provided with in enclosed cavity, be provided with in the middle part of described mounting casing and be somely positioned at enclosed cavity and vertically arrange and be distributed in the radial snubber block of controller for road lamp periphery, cannelure is formed and controller for road lamp is fixed on radial snubber block by demountable structure between described radial snubber block and enclosed cavity chamber wall, the radial shock-damping structure being positioned at cannelure is provided with between radial snubber block and enclosed cavity chamber wall, radial snubber block is provided with the limited step for preventing described controller for road lamp from excessively moving down, the soft support boss be positioned at below controller for road lamp is also provided with in the enclosed cavity of mounting casing, described soft support boss has some projections being resisted against controller for road lamp lower surface respectively near the one side of controller for road lamp, described soft support boss inside is provided with some with described projection vertical damping part one to one, described mounting casing is located by fixed structure and be provided with hydraulic pressure sensor bottom mounting casing.
Have in the controller for road lamp erecting device of water pressure detection function above-mentioned, described mounting casing comprises lower casing and is fastened on the upper casing on lower casing, sealing ring is provided with between lower casing and upper casing, lower casing has lower cannelure relative to one end of upper casing, upper casing has the upper cannelure that cannelure lower to this is corresponding, lower cannelure and upper annular flute profile circularize positioning chamber, and described sealing ring is arranged in circular orientation chamber.
Have in the controller for road lamp erecting device of water pressure detection function above-mentioned, described lower casing and upper casing are made by stainless steel material.
Have in the controller for road lamp erecting device of water pressure detection function above-mentioned, described hydraulic pressure sensor week is provided with the arc protective block of some even circumferentials distribution to the periphery, and leaves gap between adjacent two pieces of arc protective blocks.
Have in the controller for road lamp erecting device of water pressure detection function above-mentioned, described radial shock-damping structure comprises some two ends and acts on spring on radial snubber block and enclosed cavity chamber wall respectively.
Have in the controller for road lamp erecting device of water pressure detection function above-mentioned, outside fix blind hole is respectively equipped with at the lateral surface of the radial snubber block of every block, described enclosed cavity chamber wall is provided with thinks corresponding inner position blind hole with this outside fix blind hole, one end of described spring inserts in outside fix blind hole, and the other end inserts in inner position blind hole.
Have in the controller for road lamp erecting device of water pressure detection function above-mentioned, be provided with at the notch place of cannelure and can limit when deformation outwards occurs radial snubber block excessive radial the position-limit mechanism that deformation outwards occurs this radial snubber block excessive radial.Described position-limit mechanism comprises and is connected to radial snubber block lower end and the arc-shaped limit block being positioned at cannelure notch place, and described arc-shaped limit block thickness is less than the groove width of cannelure and and leaves gap between arc-shaped limit block and enclosed cavity chamber wall.
Have in the controller for road lamp erecting device of water pressure detection function above-mentioned, described soft support boss be provided with some vertical settings and with described projection installing blind one to one, the aperture of installing blind down, described vertical damping part be in spring and elastic rubber column any one and be arranged in installing blind, one end of vertical damping part acts at the bottom of the hole of installing blind, and the other end acts on mounting casing.
Have in the controller for road lamp erecting device of water pressure detection function above-mentioned, described fixed structure comprises at least one and is arranged on cantilevered mounting bracket outside mounting casing.Cantilevered mounting bracket is bolted on lamp stand.
Have in the controller for road lamp erecting device of water pressure detection function above-mentioned, the radiator fan be positioned at above controller for road lamp is also provided with in described mounting casing, radiator fan is towards up-draught, the ventilation and heat pipe be communicated with upper chamber is provided with at mounting casing top, and the upper end closed of this ventilation and heat pipe.
Have in the controller for road lamp erecting device of water pressure detection function above-mentioned, described mounting casing top exterior walls is provided with some radiating ribs; Described ventilation and heat pipe outer wall is provided with some along ventilation and heat pipe axially spaced circular radiating muscle body.
Compared with prior art; the advantage originally with the controller for road lamp erecting device of water pressure detection function is: 1, design is more reasonable; shock-absorbing protecting can be carried out to controller for road lamp radial direction in conjunction with radial shock-damping structure owing to being provided with radial snubber block; protruding and vertical damping part is combined owing to being provided with soft support boss; can protect the vertical direction of controller for road lamp; namely when vibrations occur on road surface; the service life of controller for road lamp can be extended further by protection that is radial and vertical direction; simultaneously; structural stability is good, practical.2, structure is simple and be easy to manufacture.3, avoid electric shock accidents, safety and be easy to be applied.
Accompanying drawing explanation
Fig. 1 is structural representation provided by the invention.
In figure, mounting casing 1, enclosed cavity 1a, cantilevered mounting bracket 1b, radiator fan 1c, radiating ribs 1d, thermal insulation board 1e, temperature sensor 1f, lower casing 11, upper casing 12, sealing ring 13, controller for road lamp 2, radial snubber block 3, cannelure 3a, limited step 31, radial shock-damping structure 4, spring 41, position-limit mechanism 5, arc-shaped limit block 51, soft support boss 6, projection 61, vertically damping part 62, installing blind 63, hydraulic pressure sensor 7, arc protective block 71a, ventilation and heat pipe 8, circular radiating muscle body 81.
Detailed description of the invention
Be below the specific embodiment of invention and by reference to the accompanying drawings, technical scheme of the present invention is further described, but the present invention be not limited to these embodiments.
As shown in Figure 1, the controller for road lamp erecting device originally with water pressure detection function comprises and has enclosed cavity 1a and the mounting casing 1 vertically arranged.The upper casing 12 that mounting casing 1 comprises lower casing 11 and is fastened on lower casing 11.Sealing ring 13 is provided with between lower casing 11 and upper casing 12, one end of the relative upper casing 12 of lower casing 11 has lower cannelure, upper casing 12 has the upper cannelure that cannelure lower to this is corresponding, and lower cannelure and upper annular flute profile circularize positioning chamber, and described sealing ring 13 is arranged in circular orientation chamber.Secondly, connected by ring flange between described lower casing 11 and upper casing 12.Lower casing 11 and upper casing 12 are made by stainless steel material, not easily get rusty and structural strength is high.In addition, between lower casing 11 and upper casing 12, male-female engagement hermetically-sealed construction is also provided with.Male-female engagement hermetically-sealed construction comprises the lower ring packing step be arranged on lower casing 11, and upper casing 12 is provided with the annular protrusion that can match with lower ring packing step.
Controller for road lamp 2 is provided with in enclosed cavity 1a, be provided with in the middle part of described mounting casing 1 and be somely positioned at enclosed cavity 1a and vertically arrange and be distributed in the radial snubber block 3 of controller for road lamp 2 periphery, the upper end of radial snubber block 3 is connected to lower casing 11 one end near upper casing 12, and the other end is unsettled downwards.Further, radial snubber block 3 is connected as a single entity structure with lower casing 11.Radial snubber block 3 even circumferential is distributed in controller for road lamp 2 periphery and is encircled into a circle.Form cannelure 3a between described radial snubber block 3 and enclosed cavity 1a chamber wall and controller for road lamp 2 is fixed on radial snubber block 3 by demountable structure, cannelure 3a is deformation groove, that is, when there are vibrations, the notch of cannelure 3a is expanded or reduced; Secondly, demountable structure comprises the external screw thread being arranged on controller for road lamp 2 outer wall, is provided with at radial snubber block 3 inwall being encircled into a circle internal thread be threaded with external screw thread.Further, the lower end inside of described radial snubber block 3 is also provided with the limited step 31 for preventing this controller for road lamp 2 from excessively moving down.
Between radial snubber block 3 and enclosed cavity 1a chamber wall, be provided with the radial shock-damping structure 4 being positioned at cannelure 3a, particularly, this radial shock-damping structure 4 comprises some two ends and acts on spring 41 on radial snubber block 3 and enclosed cavity 1a chamber wall respectively.Prioritization scheme, outside fix blind hole is respectively equipped with at the lateral surface of the radial snubber block 3 of every block, described enclosed cavity 1a chamber wall is provided with thinks corresponding inner position blind hole with this outside fix blind hole, and one end of described spring 41 inserts in outside fix blind hole, and the other end inserts in inner position blind hole.The radial snubber block 3 of every block of the present embodiment is respectively equipped with three springs set gradually from the bottom up 41, and the elastic force of described spring 41 reduces from the bottom up gradually.
Be provided with at the notch place of cannelure 3a and can limit when deformation outwards occurs radial snubber block 3 excessive radial the position-limit mechanism 5 that deformation outwards occurs this radial snubber block 3 excessive radial, particularly, this position-limit mechanism 5 comprises and is connected to radial snubber block 3 lower end and the arc-shaped limit block 51 being positioned at cannelure 3a notch place, and described arc-shaped limit block 51 thickness is less than the groove width of cannelure 3a and and leaves gap between arc-shaped limit block 51 and enclosed cavity 1a chamber wall.Arc-shaped limit block 51 is fixed on radial snubber block 3 lower end outside by some self threading pins, has the mating surface matched with enclosed cavity 1a chamber wall in the outside of each arc-shaped limit block 51.
In order to improve heat dispersion, be also provided with the radiator fan 1c be positioned at above controller for road lamp 2 in mounting casing 1, radiator fan 1c, towards up-draught, is provided with the ventilation and heat pipe 8 be communicated with upper chamber at mounting casing 1 top, and the upper end closed of this ventilation and heat pipe 8.Radiator fan 1c is fixed on the thermal insulation board 1e in mounting casing 1, and thermal insulation board 1e is horizontally disposed with and is provided with some louvres on thermal insulation board 1e.Louvre is tapered, and the lower end orifice diameter of this louvre is greater than upper end orifice diameter.Further enhancing heat dispersion.In enclosed cavity 1a, be also provided with the temperature sensor 1f be connected with radiator fan 1c, when the design temperature of the temperature in enclosed cavity 1a higher than controller for road lamp, radiator fan 1c opens and dispels the heat, and the radiator fan 1c of the present embodiment is aerofoil fan.Secondly, some radiating ribs 1d are provided with in mounting casing 1 top exterior walls.Some circular radiating muscle bodies 81 arranged along ventilation and heat pipe 8 axially spaced-apart are provided with at ventilation and heat pipe 8 outer wall.
In the enclosed cavity 1a of mounting casing 1, be also provided with the soft support boss 6 be positioned at below controller for road lamp 2, soft support boss 6 is made up of silica gel or rubber.Near the one side of controller for road lamp 2, there is some projections 61 being resisted against controller for road lamp 2 lower surface respectively at soft support boss 6, respectively there is arc convex on each protruding 61, some with described projection 61 vertical damping part 62 is one to one provided with in soft support boss 6 inside, for the ease of installing, soft support boss 6 is provided with some vertical settings and with described protruding 61 installing blinds 63 one to one, the aperture of installing blind 63 down, described vertical damping part 62 is for any one in spring and elastic rubber column and be arranged in installing blind 63, one end of vertical damping part 62 acts at the bottom of the hole of installing blind 63, the other end acts on mounting casing 1.
Further, mounting casing 1 is located by fixed structure and be provided with hydraulic pressure sensor 7 bottom mounting casing 1, and hydraulic pressure sensor 7 to be located in bottom mounting casing 1 and and to be tightly connected between mounting casing 1.Within 7 weeks, be provided with the arc protective block 71a of some even circumferentials distribution at hydraulic pressure sensor to the periphery, and leave gap between adjacent two pieces of arc protective block 71a.
In addition, above-mentioned fixed structure comprises at least one and is arranged on cantilevered mounting bracket 1b outside mounting casing 1.
In the present embodiment, the present embodiment is mounted to the desired location of lamp stand inside, hydraulic pressure sensor 7 is communicated with external, namely when the hydraulic pressure in the external world reaches the maximum hydraulic pressure of setting, hydraulic pressure sensor 7 produces control signal and by signal transmission to administrative center's system in this region, then administrative center's system acceptance signal thus extinguish the order of LED street lamp to controller for road lamp 2, and namely LED street lamp is extinguished, this structure can prevent from causing pedestrian to get an electric shock due to electric leakage, improves the safety coefficient of trip.
In addition; the present embodiment can carry out shock-absorbing protecting to controller for road lamp 2 radial direction by being provided with radial snubber block 3 in conjunction with radial shock-damping structure 4; protruding 61 and vertical damping part 62 is combined owing to being provided with soft support boss 6; can protect the vertical direction of controller for road lamp 2; namely when vibrations occur on road surface; can be extended the service life of controller for road lamp 2 further by protection that is radial and vertical direction, meanwhile, structural stability is good.
Specific embodiment described herein is only to the explanation for example of the present invention's spirit.Those skilled in the art can make various amendment or supplement or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present invention or surmount the scope that appended claims defines.
Although more employ mounting casing 1 herein, enclosed cavity 1a, cantilevered mounting bracket 1b, radiator fan 1c, radiating ribs 1d, thermal insulation board 1e, temperature sensor 1f, lower casing 11, upper casing 12, sealing ring 13, controller for road lamp 2, radial snubber block 3, cannelure 3a, limited step 31, radial shock-damping structure 4, spring 41, position-limit mechanism 5, arc-shaped limit block 51, soft support boss 6, protruding 61, vertical damping part 62, installing blind 63, hydraulic pressure sensor 7, arc protective block 71a, ventilation and heat pipe 8, term such as circular radiating muscle body 81 grade, but do not get rid of the possibility using other term.These terms are used to be only used to describe and explain essence of the present invention more easily; The restriction that they are construed to any one additional is all contrary with spirit of the present invention.