A kind of new bridge height limiter
Technical field
The present invention relates to bridge technology field, more particularly to a kind of new bridge height limiter.
Background technology
Existing bridge all can set limit for height nameplate in bridge pier bottom in use, but existing highway bridge bottom is set
The limit for height nameplate function of putting is single, real-time limit for height numerical value suggestion can not be usually provided according to the fluctuation of water level, ship is at night
Between when travelling, due to lacking correct warning mark, allow many passing ships can not normally pass through bridge bottom, to passing ships
Great inconvenience is brought, thus can cause passing ships can not normal pass.
The content of the invention
The technical problem to be solved in the present invention is to provide a kind of new bridge height limiter, and it can solve the problem that above-mentioned present
The problem of in technology.
To solve the above problems, the present invention adopts the following technical scheme that:
A kind of new bridge height limiter of the present invention, including the support tube at the pier location of bridge is arranged on, the branch
The top of stay tube is symmetrically arranged with two pieces of pads in left and right, is fixed between every piece of pad and pontic by fixed screw, institute
State and be provided with LED array display screen, the front end of the LED array display screen at tip position on the left of the outer surface of support tube
Right side of face is provided with graduated scale, and the top right side of the LED array display screen is provided with control unit, and the LED array is shown
The bottom middle position of screen is provided with warning lamp, and the right side of the support tube is gone to upper and lower at tip position to be symmetrical arranged
There are two connecting rods, that one end of two connecting rods away from the support tube is fixedly installed swept resistance, the support
The bottom of pipe is provided with protective cover, and the bottom of the support tube, which is located in the protective cover, is provided with fly rod, the bottom of the fly rod
Portion is connected with ball float, and the fly rod upper end is penetrated into the support tube, and the outer surface of the fly rod is in close to middle position
It is left and right to be symmetrically arranged with two guide rods, it is symmetrically arranged with two guiding in arranged on left and right sides on the inwall of the support tube lower end
Groove, two guide rods are slidably connected with each self-corresponding guide groove, and the top left side of the fly rod is provided with
Pointer, the top right side of the fly rod are provided with variable resistance and limit head, are in that arranged on left and right sides is symmetrical on the inwall of the support tube upper end
The first groove and the second groove being provided with outside the connection support tube, first groove are passed through and slided for the pointer
It is connected, second groove limits head for the variable resistance and passes through and be slidably connected, and the pointer stretches out and pasted
Close the graduated scale, the variable resistance limits head and stretches out and be bonded the outer surface of the swept resistance, the top of the fly rod
It is connected with power line, two limited blocks, the LED battle arrays is symmetrically arranged with arranged on left and right sides on the inwall of the support bottom of the tube
Earth leakage protective device is additionally provided with the top of row display screen.
As preferable technical scheme, the protective cover is in funnel-form coordinating the ball float, the bottom of the protective cover
Portion penetrates the water surface, is easy to the interference for preventing external force to the ball float by the protective cover, ensures the ball float measurement water level
Accuracy.
As preferable technical scheme, striped band is provided with the front end face of the LED array display screen, by setting
Striped band is stated to be easy to warn ship to pay attention to limit for height.
As preferable technical scheme, the diameter of the ball float is more than the diameter of the support tube and the top of the ball float
Rubber blanket is provided with, the rubber blanket is to coordinate the bottom of the support tube, by setting the rubber blanket to be easy to work as water level
When too high, reduce or prevent water from entering in the support tube and damaging the support tube internal components and circuit.
As preferable technical scheme, two limited blocks abut with the fly rod and form sliding connection, and two
The individual limited block is described when preventing that water level is too low by setting two limited blocks respectively to support two guide rods
Fly rod fly rod is dropped out outside the support tube.
As preferable technical scheme, the power line is electrically connected with city, and the swept resistance and the LED array are shown
Screen is connected with control unit, and the swept resistance, the LED array display screen and warning lamp are connected with the power line,
Use so as to be powered by the power line, turned resistance by control unit when the resistance of swept resistance changes
Limit for height numerical value corresponding to changing into simultaneously controls the LED array display screen to export.
As preferable technical scheme, the earth leakage protective device includes being fixedly mounted on the LED array display screen top
Earth leakage protective device on the right side of end surface, the earth leakage protective device electrically connect with the warning lamp, and outside the earth leakage protective device
Surface is provided with containment vessel, and the containment vessel is removably installed with the earth leakage protective device.
The beneficial effects of the invention are as follows:
1. measuring the real time water level of the water surface by the ball float of setting, and accurate water surface elevation is shown by graduated scale, passed through
Fly rod follows water surface oscilaltion and so that swept resistance resistance changes, then by control unit by the resistance of swept resistance
Value is converted into corresponding limit for height numerical value and by controlling LED array display screen output display, passes through warning lamp and striped band is reminded
Passing ships notice that limit for height identifies, and so as to remind passing ships to pay attention to driving safety, ensure that passing ships can be according to itself
Height and selectivity and causes ship to be collided with bridge by under bridge, avoiding the specific height because not knowing bridge
Accident, avoid that bridge is caused to damage.
2. by setting in funnelform protective cover to coordinate ball float, the bottom of protective cover penetrates the water surface, so as to prevent
External force interferes to ball float, avoids influenceing the accuracy of ball float measurement water level,
3. by setting rubber blanket to be easy to when water level is too high, prevent water from entering in support tube and damage support tube internal components and
Circuit, two limited blocks abut with fly rod and form sliding connection, when preventing that water level is too low by setting two limited blocks,
Fly rod is dropped out outside support tube.
4. present apparatus overall structure is simple, manufacturing cost is low, can pass through LED array display screen according to the height of the water surface
The height value of automatic display passing ships limit for height, and show that the height value of limit for height is accurate.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the new bridge height limiter of the present invention;
Fig. 2 is the partial sectional view of the new bridge height limiter of the present invention;
Fig. 3 is enlarged diagram at A in Fig. 1;
Fig. 4 is enlarged diagram at B in Fig. 2;
Fig. 5 is enlarged diagram at C in Fig. 2;
Fig. 6 is the energization schematic diagram of LED array display screen in the present invention;
Fig. 7 is the partial left side view in Fig. 1.
Embodiment
The preferred embodiments of the present invention are described in detail below in conjunction with the accompanying drawings, so that advantages and features of the invention energy
It is easier to be readily appreciated by one skilled in the art, apparent is clearly defined so as to be made to protection scope of the present invention.
Refering to shown in Fig. 1 to Fig. 7, a kind of new bridge height limiter of the invention, including it is arranged on the bridge of bridge
The support tube 1 of pier opening position, the top of the support tube 1 are symmetrically arranged with two pieces of pads 101, every piece of pad in left and right
Fixed by fixed screw 102 between 101 and pontic 200, set on the left of the outer surface of the support tube 1 at tip position
There is LED array display screen 2, be provided with graduated scale 5 on the right side of the front end face of the LED array display screen 2, the LED array is shown
The top right side of screen 2 is provided with control unit 4, and the bottom middle position of the LED array display screen 2 is provided with warning lamp 8,
The right side of the support tube 1 is gone to upper and lower at tip position is symmetrically arranged with two connecting rods 9, and two connecting rods 9 are remote
That one end from the support tube 1 is fixedly installed swept resistance 3, and the bottom of the support tube 1 is provided with protective cover 13, described
The bottom of support tube 1, which is located in the protective cover 13, is provided with fly rod 7, and the bottom of the fly rod 7 is connected with ball float 6, described floating
The upper end of bar 7 is penetrated into the support tube 1, and the outer surface of the fly rod 7 is symmetrically arranged with two close to middle position in left and right
Root guide rod 701, two guide grooves 103, two institutes are symmetrically arranged with arranged on left and right sides on the inwall of the lower end of support tube 1
State guide rod 701 to be slidably connected with each self-corresponding guide groove 103, the top left side of the fly rod 7 is provided with finger
Pin 10, the top right side of the fly rod 7 are provided with variable resistance and limit first 11, are in arranged on left and right sides on the inwall of the upper end of support tube 1
It is symmetrically arranged with and connects the first groove 104 and the second groove 105 outside the support tube 1, described in the confession of the first groove 104
Pointer 10 is passed through and is slidably connected, and second groove 105 limits first 11 for the variable resistance and passes through and be slidably connected,
The pointer 10 stretches out and is bonded the graduated scale 5, and the variable resistance, which limits first 11 and stretches out and be bonded, described slides electricity
The outer surface of resistance 3, the top of the fly rod 7 is connected with power line 12, is in arranged on left and right sides on the inwall of the bottom of support tube 1
Two limited blocks 106 are symmetrically arranged with, the top of LED array display screen 2 is additionally provided with earth leakage protective device.
Wherein, for the protective cover 13 in funnel-form to coordinate the ball float 6, the bottom of the protective cover 13 penetrates the water surface
300, the interference for preventing external force to the ball float 6 is easy to by the protective cover 13, ensures that the ball float 6 measures the accurate of water level
Property.
Wherein, striped band 201 is provided with the front end face of the LED array display screen 2, by setting the striped band
201 are easy to warn ship to pay attention to limit for height.
Wherein, the top of diameter and the ball float 6 that the diameter of the ball float 6 is more than the support tube 1 is provided with rubber
Pad 601, the rubber blanket 601 is to coordinate the bottom of the support tube 1, by setting the rubber blanket 601 to be easy to work as water level
When too high, reduce or prevent water from entering in the support tube 1 and damaging the internal components of support tube 1 and circuit.
Wherein, two limited blocks 106 abut with the fly rod 7 and form sliding connection, and two described spacing
Block 106 is respectively to support two guide rods 701, described floating when preventing that water level is too low by setting two limited blocks 106
The fly rod of bar 7 is dropped out outside the support tube 1.
Wherein, the power line 12 electrically connects with city, the swept resistance 3 and the LED array display screen 2 with control
Unit 4 is connected, and the swept resistance 3, the LED array display screen 2 and warning lamp 8 are connected with the power line 12, so as to
Powered and used by the power line 12, turned resistance by control unit when the resistance of swept resistance 3 changes
Limit for height numerical value corresponding to changing into simultaneously controls the LED array display screen 2 to export.
Wherein, the earth leakage protective device includes being fixedly mounted at the top end right side of face of LED array display screen 2
Earth leakage protective device 82, the earth leakage protective device 82 are electrically connected with the warning lamp 8, and the outer surface of the earth leakage protective device 82 is set
There is containment vessel 81, the containment vessel is removably installed with the earth leakage protective device 81, and the containment vessel 81 leaks electricity to protect
Protector 82 is without damage, the earth leakage protective device 82 to prevent from protecting when drain conditions occur the warning lamp 8 not by
Damage.
When water level rises, the ball float 6 also rises therewith, so as to which the fly rod 7 be pushed up upwards, the fly rod 7
Upward sliding is oriented to by two guide rods 701, and the pointer 10 and the variable resistance limit first 11 by the 7 upward band of fly rod
Dynamic, the scale value that the pointer 10 to point to graduated scale 5 changes, and the variable resistance limits first 11 and causes swept resistance 3
Resistance is changed, and the height of the accurate water surface 300 is then shown by graduated scale, by control unit by swept resistance 3
Resistance is converted into corresponding limit for height numerical value and by controlling the output display of LED array display screen 2, passes through warning lamp 8 and striped band
201 prompting passing ships notice that limit for height identifies, so as to remind passing ships to pay attention to driving safety.
The beneficial effects of the invention are as follows:
1. measuring the real time water level of the water surface by the ball float of setting, and accurate water surface elevation is shown by graduated scale, passed through
Fly rod follows water surface oscilaltion and so that swept resistance resistance changes, then by control unit by the resistance of swept resistance
Value is converted into corresponding limit for height numerical value and by controlling LED array display screen output display, passes through warning lamp and striped band is reminded
Passing ships notice that limit for height identifies, and so as to remind passing ships to pay attention to driving safety, ensure that passing ships can be according to itself
Height and selectivity and causes ship to be collided with bridge by under bridge, avoiding the specific height because not knowing bridge
Accident, avoid that bridge is caused to damage.
2. by setting in funnelform protective cover to coordinate ball float, the bottom of protective cover penetrates the water surface, so as to prevent
External force interferes to ball float, avoids influenceing the accuracy of ball float measurement water level,
3. by setting rubber blanket to be easy to when water level is too high, prevent water from entering in support tube and damage support tube internal components and
Circuit, two limited blocks abut with fly rod and form sliding connection, when preventing that water level is too low by setting two limited blocks,
Fly rod is dropped out outside support tube.
4. present apparatus overall structure is simple, manufacturing cost is low, can pass through LED array display screen according to the height of the water surface
The height value of automatic display passing ships limit for height, and show that the height value of limit for height is accurate.
General principle, principal character and the advantages of the present invention of the present invention has been shown and described above.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the simply explanation described in above-described embodiment and specification is originally
The principle of invention, various changes and modifications of the present invention are possible without departing from the spirit and scope of the present invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent defines.