CN211849618U - Main machine and mechanical sensing integrated structure of well lid alarm - Google Patents

Abstract

The utility model relates to an integrated structure of a main machine and a mechanical sensing device of a well lid alarm, which comprises a bottom shell and a top cover arranged on the upper part of the bottom shell, wherein the top cover is detachably connected with a counter bore groove arranged in the middle for placing a micro-switch, four arrays of support columns are arranged on the top cover around the counter bore groove, circular counter bore grooves are arranged on the upper surfaces of the four arrays of support columns, a tower-shaped spring is arranged in the circular counter bore groove, a T-shaped trigger movable rod is arranged in the tower-shaped spring in a penetrating way, the lower end of the trigger movable rod is close to a trigger head of the micro-switch, the upper end part of the trigger movable rod is supported on the upper end surface of the tower-shaped spring, a rotary cover with an upper convex pipe is arranged on the upper cover of the top cover, the utility model aims to provide an integrated structure of the main machine and the mechanical sensing device of the well, the structure is simplified, and the condition that the well cover is horizontally displaced or overturned can be monitored well.

Description

Main machine and mechanical sensing integrated structure of well lid alarm

The technical field is as follows:

the utility model relates to a well lid alarm host computer and mechanical sensing integral structure.

Background art:

the well lid is used for covering road or deep well at home, prevents that people or object from falling. The manhole cover can be divided into a metal manhole cover, a high-strength fiber cement concrete manhole cover, a resin manhole cover and the like according to the material, is generally circular, and can be used for greenbelts, sidewalks, motor vehicle lanes, wharfs, alleys and the like.

The well lid monitoring terminal is used for monitoring whether the well lid overturns or is damaged or not so as to ensure the safety of a vehicle or a pedestrian, and monitoring the water level in the inspection well in a heavy rainy day and the like.

At present, when whether the monitoring well lid topples or displaces, the acceleration sensor is usually used for realizing, but when the well lid is by the artificial horizontal displacement, the acceleration sensor can not monitor.

The invention content is as follows:

an object of the utility model is to provide a well lid alarm host computer and mechanical sensing integral structure, this well lid alarm host computer and mechanical sensing integral structure reasonable in design are favorable to simplifying the structure and better monitoring the condition that the well lid is horizontal displacement or topples.

The utility model discloses well lid alarm host computer and mechanical sensing integral structure, its characterized in that: including the end casing and establishing the top cap on end casing upper portion, releasable connection has the middle part to be equipped with the counter bore groove that is used for placing micro-gap switch on the top cap, lie in the support column that is equipped with four arrays around the counter bore groove on the top cap, the support column upper surface of four arrays is equipped with circular heavy groove, tower type spring has been placed in the circular heavy groove, wear to be equipped with the trigger movable rod that is the T shape in the tower type spring, the lower extreme that triggers the movable rod is close to micro-gap switch's trigger head, triggers the movable rod upper end and supports the up end at tower type spring, the top cap top lid is equipped with the spiral cover that has last protruding pipe, upward protruding pipe box is equipped with crooked pole in the lower cover of gum cover, the lower extreme of crooked pole supports presses in the upper end that triggers the movable rod, gum cover and crooked pole are the lower surface that crooked form supported and.

Furthermore, a first sealing ring is arranged between the bottom shell and the top cover in a pressing mode, a battery and a circuit board powered by the battery are arranged inside the bottom shell and the top cover, the bottom of the counter bore groove can only be penetrated through by support legs of the micro switch, the support legs are electrically connected with the circuit board through wires, and the bottom and the support legs of the counter bore groove are covered by waterproof glue to isolate the inside and the outside of the bottom shell and the top cover to realize waterproofness.

Further, above-mentioned top cap passes through the screw and is connected fixedly with end casing, is equipped with the first screwed pipe of going up that has the external screw thread on the top cap upper surface, the spiral cover is three-layer ladder tubulose, and the body of spiral cover lower floor has the external screw thread spiro union of internal thread and first screwed pipe of going up, spiral cover intermediate level body has the external screw thread and fixes with the internal thread spiro union of sealed lid, and the sealed lid in the bottom press put the outward flange of protruding cover down, the periphery at last protruding pipe is put to lower protruding cover.

Further, above-mentioned gum cover includes protruding cover and last long barrel down of making by silica gel, crooked pole wears in last long barrel, crooked pole is including falling T shape post and fixing the spiral straight tube on falling T shape post upper portion, the spiral straight tube is by the cylindrical pipe that the wire formed with the spiral coiling, and the pitch of spiral cylindrical pipe equals the wire diameter, the lower extreme of falling T shape post supports presses in the upper end that triggers the movable rod.

The utility model discloses a theory of operation, under user state at ordinary times, gum cover and crooked pole are the curved form and support and lean on the lower surface at the well lid, gum cover and crooked pole are the curved form this moment, make crooked pole lower part support to push away and trigger movable rod and trigger the head, make trigger head and micro-gap switch closed switch-on, when the well lid is lifted or is moved, gum cover and crooked pole straighten under the effect of self elasticity and tower type spring elastic force, also make the relative distance to trigger movable rod and trigger the head increase, thereby no longer oppress on triggering, make trigger head and micro-gap switch disconnection intercommunication, realize this trigger device's triggering and report to the police.

An object of the utility model is to provide a well lid alarm host computer and mechanical sensing integral structure, this well lid alarm host computer and mechanical sensing integral structure reasonable in design are favorable to simplifying the structure and better monitoring the condition that the well lid is horizontal displacement or topples.

Description of the drawings:

fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic sectional structure of the present invention;

fig. 3 and 4 are schematic diagrams of the explosion structure of the present invention;

fig. 5-8 are partial views of fig. 3 and 4.

The specific implementation mode is as follows:

the method of the present invention will be described in further detail with reference to examples. It should be noted that the protection scope of the present invention should include, but not be limited to, the technical content disclosed in the present embodiment.

The utility model discloses well lid alarm host computer and mechanical sensing integral structure includes end casing A1 and establishes the top cap A2 at end casing A1 upper portion, releasable connection has the counter bore groove A4 that the middle part was used for placing micro-gap switch A3 on top cap A2, be equipped with four arrays's support column A5 on top cap A2 around counter bore groove A4, four arrays's support column A5 upper surface is equipped with circular counter bore groove A6, tower type spring A7 has been placed in the circular counter bore groove A6, wear to be equipped with in the tower type spring A7 and be the trigger movable rod A8 of T shape, the through-hole way of four arrays's support column A5 central part and trigger movable rod A8 cooperation to realize sliding and direction, the lower extreme of trigger movable rod A8 is close to micro-gap switch A301 of A3, and trigger movable rod A8 upper end supports in the upper end face of tower type spring A7 in the outer flange, the lid is equipped with the smooth and goes up protruding pipe A2 and has the spiral cover 868427 that goes up protruding pipe A8653, the upper convex tube A9 is sleeved in a lower convex sleeve A11 of a rubber sleeve A12, a bending rod A13 is arranged in the rubber sleeve A12, the lower end of the bending rod A13 is pressed against the upper end of a trigger movable rod A8, in a normal use state, the rubber sleeve A12 and the bending rod A13 are pressed against the lower surface of the manhole cover 2 in a bending mode, at the moment, the rubber sleeve A12 and the bending rod A13 are in a bending mode, the lower portion of the bending rod A13 is pressed against the trigger movable rod A8 and the trigger head A301, the trigger head A301 and the microswitch A3 are closed and switched on, when the manhole cover is lifted or moved, the rubber sleeve A12 and the bending rod A13 stretch under the action of self elastic force and the action of the tower spring A7, the relative distance between the trigger movable rod A8 and the trigger head A301 is increased, and therefore the trigger head A301 is not pressed on the trigger head A301 any more, the trigger head A301 is disconnected from the trigger switch A3, the trigger switch B301, and the alarm switch A3 is disconnected, however, the circuit in which microswitch a3 is open to generate an alarm signal is well known to those skilled in the art and will not be described in detail herein.

Further, in order to realize better waterproof, first sealing washer A14 has been put to the pressure between above-mentioned bottom casing A1 and top cap A2, at bottom casing and the inside circuit board A16 that is equipped with battery A15 and by battery powered of top cap, the bottom in counter sink groove can only be passed by micro-gap switch A3's stabilizer blade A302, and the stabilizer blade passes through wire and circuit board electric connection, and the bottom in counter sink groove and stabilizer blade are covered by the waterproof glue to the inside and the outside realization of isolated bottom casing, top cap are waterproof, through above-mentioned structural design, make bottom casing and top cap inside isolated completely, realize can not intaking.

Further, in order to be connected firmly and work stably, the top cover is fixedly connected with the bottom shell through screws, a first upper screw pipe A201 with external threads is arranged on the upper surface of the top cover A2, the screw cover A10 is in a three-layer stepped tubular shape, the lowest pipe body of the screw cover A10 is provided with internal threads and is in threaded connection with the external threads of the first upper screw pipe A201, the middle pipe body of the screw cover A10 is provided with external threads and is fixedly in threaded connection with the internal threads of the sealing cover A17, the inner bottom surface of the sealing cover is pressed on an outer flange A1101 of the lower convex sleeve A11, and the lower convex sleeve is sleeved on the periphery of the upper convex.

Further, the rubber sleeve a12 comprises a lower sleeve a11 and an upper long cylinder a1201 both made of silica gel, the bending rod a13 penetrates the upper long cylinder a1201, the bending rod a13 comprises an inverted T-shaped column a1301 and a spiral straight tube a1302 fixed on the upper portion of the inverted T-shaped column, the spiral straight tube is a cylindrical tube formed by spirally winding metal wires, the thread pitch of the spiral cylindrical tube is equal to the diameter of the metal wires, the lower end of the inverted T-shaped column a1301 is pressed against the upper end of the trigger movable rod A8, the bending rod a13 is in a straight shape under the condition of no external force, and can be bent when external force exists, and once the external force is removed, the bending rod a13 is straight.

The utility model discloses well lid alarm host computer and mechanical sensing integrated structure reasonable in design are favorable to simplifying the structure and better monitoring the condition that the well lid is horizontal displacement or topples.

The above is only the preferred embodiment of the present invention, and all the equivalent changes and modifications made according to the claims of the present invention should be covered by the present invention.

Claims (4)

1. The utility model provides a well lid alarm host computer and mechanical sensing integral structure which characterized in that: including the end casing and establishing the top cap on end casing upper portion, releasable connection has the middle part to be equipped with the counter bore groove that is used for placing micro-gap switch on the top cap, lie in the support column that is equipped with four arrays around the counter bore groove on the top cap, the support column upper surface of four arrays is equipped with circular heavy groove, tower type spring has been placed in the circular heavy groove, wear to be equipped with the trigger movable rod that is the T shape in the tower type spring, the lower extreme that triggers the movable rod is close to micro-gap switch's trigger head, triggers the movable rod upper end and supports the up end at tower type spring, the top cap top lid is equipped with the spiral cover that has last protruding pipe, upward protruding pipe box is equipped with crooked pole in the lower cover of gum cover, the lower extreme of crooked pole supports presses in the upper end that triggers the movable rod, gum cover and crooked pole are the lower surface that crooked form supported and.

2. The manhole cover alarm host and mechanical sensing integrated structure according to claim 1, wherein: the bottom shell is provided with a first sealing ring in a pressing mode, a battery and a circuit board powered by the battery are arranged in the bottom shell and the top cover, the bottom of the counter bore groove can only be penetrated through by support legs of a micro switch, the support legs are electrically connected with the circuit board through wires, and the bottom and the support legs of the counter bore groove are covered by waterproof glue to isolate the inside and the outside of the bottom shell and the top cover to realize waterproofness.

3. The manhole cover alarm host and mechanical sensing integrated structure according to claim 1, wherein: the top cap passes through the screw to be connected fixedly with end casing, is equipped with the first screwed pipe of going up that has the external screw thread on the top cap upper surface, the spiral cover is three-layer ladder tubulose, and the body of spiral cover lower floor has the external screw thread spiro union of internal thread and the first screwed pipe of going up, spiral cover intermediate level body has the external screw thread and fixes with the internal screw thread spiro union of sealed lid, and sealed lid in the bottom press put the outward flange of lower convex sleeve, the periphery at last convex pipe is put to lower convex sleeve cover.

4. The manhole cover alarm host and mechanical sensing integrated structure according to claim 1, wherein: the gum cover includes lower convex cover and the last long barrel of making by silica gel, crooked pole wears in last long barrel, crooked pole is including falling T shape post and fixing the spiral straight tube on falling T shape post upper portion, the spiral straight tube is by the cylindrical pipe that the wire formed with the spiral coiling, and the pitch of spiral cylindrical pipe equals the wire diameter, the lower extreme of falling T shape post supports presses in the upper end of triggering the movable rod.

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