CN211079972U - Prompting device - Google Patents
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- CN211079972U CN211079972U CN201921664471.7U CN201921664471U CN211079972U CN 211079972 U CN211079972 U CN 211079972U CN 201921664471 U CN201921664471 U CN 201921664471U CN 211079972 U CN211079972 U CN 211079972U
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Abstract
The utility model provides a prompting device belongs to alarm equipment technical field. It establishes pop-up mechanism under the well lid, and wherein first warning pole one end and well edge elastic connection have seted up first holding tank on the surface of first warning pole, and second warning pole cover is established in the first holding tank, just second warning pole with first warning pole elastic connection, first holding tank are used for accomodating second warning pole, when the well lid is opened, first warning pole upwards overturns under the effect of elasticity, and immediately, the second warning pole stretches out from first spacing groove to make first warning pole and second warning pole stretch out ground, be used for warning the pedestrian, through mechanical elasticity driven mode, it is more energy-conserving simple and convenient, and difficult malfunctioning, hoisting device's stability. The problem of current suggestion device, need electric drive, in the sewer of dark moist, the ageing that the circuit caused easily leads to the device failure is solved.
Description
Technical Field
The utility model belongs to the technical field of municipal facilities equipment, specifically speaking relates to a suggestion warning device.
Background
In urban construction there are a large number of underground pipes, such as sewers, underground gas pipes, water pipes, power pipes, communication pipes, defense pipes, etc., which have an outlet to the ground at every other section, the section from the pipe to the ground being called a manhole, which is usually flush with the ground, so that a cover is needed to cover the manhole, called a manhole cover. The inspection well cover is usually made of reinforced cement, metal, reinforced plastic and other materials, and the shape of the inspection well cover mainly takes a round shape and a square shape.
Place the warning sign in the place of well lid disappearance usually after the well lid disappearance, but the placing of warning sign is often not timely enough, and pedestrian's the condition that falls of losing the back very easily appears in the well lid.
The well lid abnormity warning device disclosed in the prior art generally comprises a pressure sensor, a warning rod, a spring, an angle sensor, a fixed support, an emission controller and a buzzer; the pressure sensor is arranged between the well cover and a well wall for placing the well cover and used for sensing whether the well cover is separated from the well edge or not; the top of the warning rod is abutted against the well lid, and the bottom of the warning rod is movably connected with the fixed support; one end of the spring is connected with the warning rod, and the other end of the spring is connected with one side of the fixed support; the angle sensor is arranged at the corners of two surfaces of the fixed support movably connected with the bottom of the warning rod and senses the inclination angle of the well lid away from the well edge; the fixed support and the emission controller are fixed on a well wall, and the emission controller analyzes two paths of signals sensed by the pressure sensor and the angle sensor to obtain well lid danger level information and send the well lid danger level information to the monitoring management center; the buzzer sends out alarm sound according to the danger level information. The device can detect the abnormal condition of well lid, reports to the police immediately when detecting abnormal condition and points out.
However, this device has the following disadvantages: firstly, the device needs to be driven by electric power, and in a dark and humid sewer, a circuit is easy to age, so that the device fails, and therefore a warning device driven by machinery is urgently needed; secondly, in flood season or after rainstorm, the warning stick of the device is easily submerged by water, and cannot play a warning role.
SUMMERY OF THE UTILITY MODEL
1. Problems to be solved
The device aims at the situation that the existing prompting device needs to be driven by electric power, and in a dark and humid sewer, a line is easy to age, so that the device is out of order. The utility model provides a prompting device, wherein a first warning rod is arranged under a well cover, and a first holding tank is arranged on the surface of the first warning rod; the first accommodating groove is movably connected with the well edge through a first connecting shaft; and the elastomer, it sets up on the axle sleeve of first connecting axle, when the well lid was opened, the elastomer was used for with first warning pole pops out from the well edge to make first warning pole stretch out ground, be used for warning the pedestrian, through mechanical elasticity driven mode, it is more energy-conserving simple and convenient, and difficult malfunctioning, hoisting device's stability.
2. Technical scheme
In order to solve the above problems, the utility model adopts the following technical proposal.
A reminder device comprising an ejection mechanism, the ejection mechanism comprising:
the first warning rod is in a strip shape, and a first accommodating groove is formed in the surface of the first warning rod; the first accommodating groove is movably connected with the well edge through a first connecting shaft; and
and the elastic body is arranged on the shaft sleeve of the first connecting shaft and is used for ejecting the first warning rod out of the well edge.
Preferably, still include stop gear, stop gear includes:
the first rod body comprises a fixed support rod fixedly connected with the well wall, a cross rod is fixedly connected to one end of the fixed support rod, and a positioning hole is formed in one end, away from the fixed support rod, of the cross rod;
the second rod body is hinged with one end of the first rod body, the structure of the second rod body is the same as that of the first rod body, the second rod body and the first rod body are symmetrically arranged, and a third limiting space is formed between the first rod body and the second rod body and used for limiting the pop-up mechanism;
and the bolt is correspondingly inserted and matched with the limiting hole in the first rod body and the limiting hole in the second rod body respectively.
Preferably, one end of the second warning rod is sleeved in the first accommodating groove and movably connected with the first elastic warning rod, the first accommodating groove is used for accommodating the second warning rod, and the upper surface of the second warning rod is provided with a second accommodating groove; and
the supporting and hanging part comprises an auxiliary bracket, a first supporting rod and a second supporting rod, wherein one end of the auxiliary bracket is elastically connected with the second accommodating groove; the other end of the auxiliary support is respectively connected with the first supporting rod and the second supporting rod in a rotating mode; when the auxiliary support, the first supporting rod and the second supporting rod are located on the same axis, the second accommodating groove is used for accommodating the hanging portion.
Preferably, an ear part is fixedly connected to one end of the auxiliary support, a rotating through hole is formed in the middle of the ear part, a pin shaft penetrates through the rotating through hole, one end of the pin shaft is rotatably connected with the first supporting rod, and the other end of the pin shaft is rotatably connected with the second supporting rod.
Preferably, a notch is formed in the first support rod in the length direction, and the notch is of a step-shaped structure; the structure of the first supporting rod is the same as that of the second supporting rod, and the first supporting rod and the second supporting rod are symmetrically arranged relative to the auxiliary support.
Preferably, a first annular groove is formed in one surface of the lug part, the first annular groove is coaxial with the rotary through hole, and the diameter of the first annular groove is larger than that of the rotary through hole; a first stop block and a second stop block are respectively arranged in the first annular groove, and a first limit space is formed between the first stop block and the second stop block; a first lug is fixedly connected to one side of the first rod body, which is close to the ear part, and the first lug slides in the first limiting space; a second annular groove is formed in the other surface of the lug part, the second annular groove is coaxial with the rotary through hole, and the diameter of the second annular groove is larger than that of the rotary through hole; a third stop block and a fourth stop block are respectively arranged in the second annular groove, and a second limit space is formed between the third stop block and the fourth stop block; the second body of rod is close to ear one side rigid coupling has the second lug, the second lug is in the spacing space of second slides, wherein the rigid coupling has the elastic component respectively on third dog and the second dog.
Preferably, a warning board is movably connected between the notches of the first supporting rod and the second supporting rod.
Preferably, the peripheries of the first warning rod and the second warning rod are coated with warning marks.
Preferably, first holding tank through the second connecting axle that sets up on it with the second warning pole is connected, the cover is equipped with second torsion spring on the second connecting axle, a torque arm of second torsion spring with the inner wall of first holding tank supports and leans on, another torque arm of second torsion spring with the inner wall of second holding tank supports and leans on.
More preferably, the side wall of the first warning rod is provided with an installation groove, an elastic sheet is arranged in the installation groove, and the elastic sheet is matched with the installation groove in shape.
3. Advantageous effects
One or more technical solutions in the present application have at least one or more of the following technical effects:
(1) the utility model arranges the pop-up mechanism and the first warning rod under the well cover, and the surface of the first warning rod is provided with the first holding tank; the first accommodating groove is movably connected with the well edge through a first connecting shaft; the elastic body is arranged on the shaft sleeve of the first connecting shaft, and when the well lid is opened, the elastic body is used for popping the first warning rod out of the well edge, so that the first warning rod extends out of the ground and is used for warning pedestrians;
(2) the utility model discloses be provided with stop gear on the wall of a well, enclose into third spacing space through first body of rod, the second body of rod and branch, set up pop-up mechanism in third spacing space, can prevent that pop-up mechanism from extending in the sewer, lead to the device failure, promote the reliability of device;
(3) the utility model discloses be provided with the portion of hanging on the second warning pole, wherein the portion of hanging is accomodate with in the second holding tank, can turn over ground when the well lid is opened, wherein the portion of hanging, first warning pole and second warning pole erect ground together, improve the height of device, make the pedestrian can notice the existence of warning sign more, and in rainy day, or flood season, the structural length of the device is very high, still can stretch out the surface of water, warn pedestrian or vehicle;
(4) the utility model discloses the rigid coupling has flexible notice board between first branch and second branch, makes the pedestrian more can notice the well lid and break away from, plays stronger warning effect, also need not the municipal administration department to go to erect new warning sign again, saves the cost.
(5) The utility model is provided with the torsion spring at the joint of the first support rod, the second support rod and the auxiliary support, when the pop-up mechanism turns out of the ground, the warning notice board can be automatically opened, and is flexible and convenient;
(6) the utility model discloses the mounting groove has been seted up at the lateral wall of first warning pole, the rigid coupling has the shell fragment in the rectangular channel, pops out the back when second warning pole, and wherein shell fragment and second warning pole support to lean on, prevent that second warning pole from buckling, improve device's stability ability.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without limiting the invention.
In the drawings:
FIG. 1 is a schematic structural diagram provided in an embodiment;
FIG. 2 is a schematic view of an embodiment in a folded state;
fig. 3 is a schematic view of an installation structure of the first warning rod according to the embodiment;
FIG. 4 is a schematic view of an installation structure of the second warning rod according to the embodiment
Fig. 5 is a schematic diagram of a spring plate structure provided in the embodiment;
FIG. 6 is a schematic structural view of a limiting mechanism according to an embodiment;
FIG. 7 is a schematic view of a supporting portion according to an embodiment;
FIG. 8 is a schematic view a of the surface structure of an ear according to an embodiment;
fig. 9 is a schematic structural diagram of a first bump according to an embodiment;
FIG. 10 is a schematic view b of an ear surface structure according to an embodiment;
fig. 11 is a schematic structural diagram of a second bump according to an embodiment.
In the figure:
1. a limiting mechanism; 11. a first rod body; 12. a second rod body; 13. a third connecting shaft; 14. a bolt;
2. an ejection mechanism; 21. a first warning lever; 22. a second warning lever; 23. a first accommodating groove; 24. a second accommodating groove; 25. a second connecting shaft; 26. a second torsion spring; 27. positioning a plate; 211. a spring plate; 271. a first torsion spring; 272. a first connecting shaft;
3. a well edge;
4. a hanging part; 41. a first support bar; 411. a first bump; 42. a second support bar; 421. a second bump; 43. a pin shaft; 44. a sub-mount; 45. a warning board;
441. an ear portion; 443. rotating the through hole; 4411. a first annular groove; 4412. a first stopper; 4413. a first spacing space; 4414. an elastic member; 4415. a second stopper; 4416. a second annular groove; 4417. a third stopper; 4418. a second spacing space; 4419. the fourth stopper 4419.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some embodiments of the present invention, but not all embodiments. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It will also be noted that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
It should also be noted that the terms "a," "an," "two," and the like in the description and claims of the present invention and in the above-described drawings are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order.
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
Example 1
As shown in fig. 1-3, a notification device includes an ejection mechanism 2, the ejection mechanism 2 is disposed below a well edge 3, wherein the ejection mechanism 2 includes: the warning device comprises a first warning rod 21 which is long-strip-shaped, and a first accommodating groove 23 is formed in the surface of the first warning rod; the first accommodating groove 23 is movably connected with the well edge 3 through a first connecting shaft 272; and an elastic body disposed on the sleeve of the first connecting shaft 272 for ejecting the first warning rod from the well edge 3. When the well lid was opened, first warning pole upwards overturns under the effect of elasticity, stretches out ground for warn the pedestrian, through mechanical elastic drive's mode, it is more energy-conserving simple and convenient, and difficult malfunctioning, hoisting device's stability.
Specifically, the pop-up mechanism 2 includes a first warning lever 21 and a second warning lever 22; the first warning rod 21 is a groove rod, a first accommodating groove 23 is formed in the first warning rod, one end of the first warning rod 21 is elastically connected with the well edge 3, and the length of the rod body of the first warning rod 21 is smaller than the diameter of the well edge 3; specifically, two positioning plates 27 are symmetrically installed on the well edge 3, a first connecting shaft 272 is fixedly connected between the positioning plates 27, an elastic body is sleeved on the outer wall of the first connecting shaft 272, specifically, the elastic body is a first torsion spring 271, and one torsion arm of the first torsion spring 271 is abutted and matched with the first accommodating groove 23; the other torsion arm is in abutting fit with the outer wall of the well edge 3; it should be understood by those skilled in the art that the elastic connection of the first warning rod 21 and the well edge 3 can also be realized by other connection elements, which are not limited herein.
Further, as shown in fig. 4-5, the second warning rod 22 is movably connected to the first warning rod 21, the second warning rod 22 is also of a grooved rod structure and has a second receiving groove 24, one end of the second warning rod 22 is sleeved in the first receiving groove 23 of the first warning rod 21, the second warning rod and the first receiving groove are hinged through a second connecting shaft 25, a second torsion spring 26 is sleeved on an outer wall of the second connecting shaft 25, and a torsion arm of the second torsion spring 26 is abutted to and matched with the first receiving groove 23; the other torsion arm is abutted against and matched with the inner wall of the second accommodating groove 24 of the second warning rod, however, the structure of the pop-up mechanism 2 is not limited thereto, and those skilled in the art can select other suitable structures according to the teachings of the present invention.
In an alternative embodiment, the first warning rod 21 and the second warning rod 22 are provided with a striking mark, such as a red or yellow stripe, on the outer circumference.
This embodiment is optional, prevent that second warning pole 22 from buckling, improve the stability of device can, the mounting groove has been seted up at the lateral wall of first warning pole 21, this mounting groove is the rectangle, and the rigid coupling has shell fragment 211 in the mounting groove, the material of shell fragment can be with the metal material, shell fragment 211 and mounting groove shape adaptation, after second warning pole 22 pops out, shell fragment 211 is to the lopsidedness that is close to second torsion spring 26 under the effect of self elasticity, thereby support with the one end terminal surface counterbalance of second warning pole 21 that is close to the mounting groove and lean on, keep second warning pole 21 in the state of expanding, prevent that second warning pole from turning round second torsion spring 26 and buckling and packing up under the exogenic action.
As a variation, as shown in fig. 6, the apparatus further includes a limiting mechanism 1, the limiting mechanism 1 includes a first rod 11, a second rod 12, a third connecting shaft 13 and a bolt 14, wherein the first rod 11 is L-shaped and includes a fixing rod fixedly connected to the well wall, one end of the fixing rod is fixedly connected to a cross bar, and one end of the cross bar, which is far away from the fixing rod, is provided with a limiting hole, further, the fixing rod of the first rod 11 is provided with a mounting hole, and a locking screw is inserted into the mounting hole and the side wall of the well edge 3 and is screwed down to achieve mounting of the first rod 11, the second rod 12 is also L-shaped and has the same structure as the first rod, and the second rod 12 is staggered and symmetrically arranged with respect to the first rod 11, one end of the second rod 12 is hinged to one end of the first rod 11 through the third connecting shaft 13, wherein the first rod 11 and the second rod 12 are provided with positioning holes 14, wherein the upper end of the bolt 14 is larger than the lower end to form a protrusion, the other end of the connecting member is fixedly connected to the connecting member, and the connecting member is capable of being disposed in a space of limiting and capable of limiting the rope to be capable of being disposed in a space of limiting mechanism for limiting a rope to be capable of being disposed in a space of limiting mechanism for limiting a rope or being capable of being disposed in a rope to be capable of being disposed in a rope to be capable of being disposed in a rope.
When the well lid is separated from a sewer, the bolt 14 connected with the well lid is driven to move away from the positioning pin through the connecting piece, so that the first warning rod 21 pushes the support rod 13 away, the first torsion spring 271 is unfolded and extends out of the sewer, further, the second warning rod 22 also extends out of the first warning rod 21, and the first warning rod 21 and the second warning rod 22 are coated with striking marks on the outer peripheral walls and are used for warning pedestrians not to pass through the marks; in the embodiment, the length of the first warning rod 21 is smaller than the diameter of the well edge 3 by 5-10cm, and the length of the second warning rod 21 is slightly smaller than the length of the first warning rod 21, so that even in the flood season or after rainstorm, the lengths of the first warning rod 21 and the second warning rod 22 are also higher than the depth of water, and the first warning rod 21 and the second warning rod are not easily submerged by water.
Example 2
As shown in fig. 7-11, the alarm device of the present embodiment is further modified based on embodiment 1 as follows: a second accommodating groove 24 is formed in the upper surface of the second warning rod 22; and further comprises a hanging part 4, the hanging part 4 comprises a secondary support 44, a first support rod 41 and a second support rod 42, wherein one end of the secondary support 44 is elastically connected with the second accommodating groove 224; the specific connection method is the same as the connection relationship between the first warning rod 21 and the second warning rod 22 in embodiment 1, and is not described herein again. The other end of the sub-bracket 44 is respectively connected with the first supporting rod 41 and the second supporting rod 42 in a rotating way; when the sub-bracket 44, the first rod 41, and the second rod 42 are rotated and overlapped to be on the same axis, the second receiving groove 24 receives the hanging portion 4.
Specifically, an ear portion 441 is fixedly connected to the upper end of the auxiliary bracket 44, the ear portion 441 is annular, a rotation through hole 443 is formed in the middle of the ear portion 441, a pin 43 is arranged in the rotation through hole 443 in a penetrating manner, one end of the pin 43 is rotatably connected to the first supporting rod 41, the other end of the pin 43 is rotatably connected to the second supporting rod 42, further, a first annular groove 4411 is formed in one surface of the ear portion 441, the first annular groove 4411 and the rotation through hole 443 have a common center of circle, and the diameter of the first annular groove 4411 is larger than that of the rotation through hole 443; a first stop 4412 and a second stop 4415 are arranged in the first annular groove 4411 at intervals, and form a first limit space 4413; the second stopper 4415 is provided with an elastic member 4414 on a side close to the first stopper 4412, and the elastic member may be a spring or a spring, which is not limited herein. When the elastic piece is a spring piece, one end of the spring piece is connected with the side edge of the end face of the first stop block 4412, and the spring piece and the first stop block form a certain included angle; when the elastic element is a spring, the shape of the spring is arc-shaped and is matched with the shape of the first annular groove 4411, one end of the spring is fixedly connected with the first stop block, and the other end of the spring is a free end. A first protrusion 411 is fixedly connected to one side of the first rod 41 close to the ear 443, and slides in the first limiting space 4413;
in addition, a second annular groove 4416 is formed on the other surface of the ear portion 441, the second annular groove 4416 and the rotation through hole 443 have a common center, and the diameter of the second annular groove 4416 is larger than that of the rotation through hole 443; a third stopper 4417 and a fourth stopper 4419 are arranged in the second annular groove 4416 at intervals, and the projection of the normal plane of the third stopper 4417 coincides with that of the second stopper 4415, and the third stopper 4417 and the fourth stopper 4419 form a second limit space 4418; a second bump 421 is fixedly connected to one side of the second rod 42 close to the ear, and slides in the second limiting space 4418. An elastic member 4414 is disposed on one side of the third stop 4417 close to the fourth stop 4419, wherein the elastic member 4414 and the first stop 4412 are mounted in the same manner, which is not described herein again.
After the hanging part 4 is popped up from the second warning rod, the first supporting rod 41 and the second supporting rod 42 slide in the first limiting space and the second limiting space under the elastic force of the elastic member 4414, so as to unfold the warning boards arranged on the first supporting rod 41 and the second supporting rod 42, specifically, the warning boards can be made of cloth, polyethylene or other flexible materials, the surface of the warning boards can be printed with warning marks and coated with warning colors such as red, yellow and the like, when the warning boards need to be stored, the first supporting rod 41 and the second supporting rod 42 are pressed by hands to be on the same axis, the first supporting rod 41, the second supporting rod 42 and the auxiliary support 44 are stored in the second storage groove of the second warning rod 22, the second warning rod 22 is folded into the first storage groove of the first warning rod 21, and the whole warning mechanism 2 is placed into the limiting mechanism 1.
In this embodiment, optionally, a gap 412 is formed along the length direction of the first supporting rod 41, the gap is a step-shaped structure, wherein the structure of the first supporting rod is the same as that of the second supporting rod, and the first supporting rod and the second supporting rod are symmetrically arranged. A warning board 45 is fixedly connected between the gaps 412; the two notches form a receiving space for receiving the warning board 45, and those skilled in the art should understand that the notches may also include other shapes, such as a square groove, an arc groove, etc., which are not limited herein.
It will be understood by those skilled in the art that the foregoing is merely a preferred embodiment of the present invention, and is not intended to limit the invention to the particular forms disclosed, but on the contrary, the intention is to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. A reminder device, comprising an ejection mechanism, the ejection mechanism comprising:
the first warning rod is in a strip shape, and a first accommodating groove is formed in the surface of the first warning rod; the first accommodating groove is movably connected with the well edge through a first connecting shaft; and
and the elastic body is arranged on the shaft sleeve of the first connecting shaft and is used for ejecting the first warning rod out of the well edge.
2. The prompting device of claim 1, further comprising a limiting mechanism, the limiting mechanism comprising:
the first rod body comprises a fixed support rod fixedly connected with the well wall, a cross rod is fixedly connected to one end of the fixed support rod, and a positioning hole is formed in one end, away from the fixed support rod, of the cross rod;
the second rod body is hinged with one end of the first rod body, the structure of the second rod body is the same as that of the first rod body, the second rod body and the first rod body are symmetrically arranged, and a third limiting space is formed between the first rod body and the second rod body and used for limiting the pop-up mechanism;
and the bolt is correspondingly inserted and matched with the limiting hole in the first rod body and the limiting hole in the second rod body respectively.
3. The reminder device according to claim 1, wherein:
one end of the second warning rod is sleeved in the first accommodating groove and is movably connected with the first warning rod, the first accommodating groove is used for accommodating the second warning rod, and a second accommodating groove is formed in the upper surface of the second warning rod; and
the supporting and hanging part comprises an auxiliary bracket, a first supporting rod and a second supporting rod, wherein one end of the auxiliary bracket is elastically connected with the second accommodating groove; the other end of the auxiliary support is respectively connected with the first supporting rod and the second supporting rod in a rotating mode; when the auxiliary support, the first supporting rod and the second supporting rod are located on the same axis, the second accommodating groove is used for accommodating the hanging portion.
4. The prompting device as claimed in claim 3, wherein an ear part is fixedly connected to one end of the auxiliary support, a rotating through hole is formed in the middle of the ear part, a pin shaft is arranged in the rotating through hole in a penetrating manner, one end of the pin shaft is rotatably connected with the first support rod, and the other end of the pin shaft is rotatably connected with the second support rod.
5. The prompting device as claimed in claim 3, wherein a notch is formed in the first support rod in the length direction, and the notch is of a step-shaped structure; the structure of the first supporting rod is the same as that of the second supporting rod, and the first supporting rod and the second supporting rod are symmetrically arranged relative to the auxiliary support.
6. The prompting device as claimed in claim 4, wherein a first annular groove is formed on one surface of the ear part, the first annular groove is coaxial with the rotary through hole, and the diameter of the first annular groove is larger than that of the rotary through hole; a first stop block and a second stop block are respectively arranged in the first annular groove, and a first limit space is formed between the first stop block and the second stop block; a first lug is fixedly connected to one side of the first support rod, which is close to the ear part, and the first lug slides in the first limiting space; a second annular groove is formed in the other surface of the lug part, the second annular groove is coaxial with the rotary through hole, and the diameter of the second annular groove is larger than that of the rotary through hole; a third stop block and a fourth stop block are respectively arranged in the second annular groove, and a second limit space is formed between the third stop block and the fourth stop block; the second branch is close to ear one side rigid coupling has the second lug, the second lug is in the spacing space of second slides, wherein the rigid coupling has the elastic component respectively on third dog and the second dog.
7. The warning device as claimed in claim 5, wherein a warning board is movably connected between the first supporting rod and the second supporting rod.
8. The warning device as claimed in claim 1, wherein the first warning rod and the second warning rod are coated with warning marks on the outer peripheries.
9. The prompt device according to claim 3, wherein the first receiving groove is connected to the second warning rod through a second connecting shaft provided thereon, a second torsion spring is sleeved on the second connecting shaft, one torsion arm of the second torsion spring abuts against an inner wall of the first receiving groove, and the other torsion arm of the second torsion spring abuts against an inner wall of the second receiving groove.
10. The prompting device according to claim 9, wherein a mounting groove is formed in a side wall of the first warning rod, an elastic piece is arranged in the mounting groove, and the elastic piece is matched with the mounting groove in shape.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201921664471.7U CN211079972U (en) | 2019-09-30 | 2019-09-30 | Prompting device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201921664471.7U CN211079972U (en) | 2019-09-30 | 2019-09-30 | Prompting device |
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CN211079972U true CN211079972U (en) | 2020-07-24 |
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CN201921664471.7U Expired - Fee Related CN211079972U (en) | 2019-09-30 | 2019-09-30 | Prompting device |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112817260A (en) * | 2020-12-17 | 2021-05-18 | 山东华方智联科技股份有限公司 | Intelligent well lid control system based on urban flood discharge management |
CN115305845A (en) * | 2022-07-08 | 2022-11-08 | 唐郑 | Pipeline well lid loss early warning device and using method thereof |
-
2019
- 2019-09-30 CN CN201921664471.7U patent/CN211079972U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112817260A (en) * | 2020-12-17 | 2021-05-18 | 山东华方智联科技股份有限公司 | Intelligent well lid control system based on urban flood discharge management |
CN115305845A (en) * | 2022-07-08 | 2022-11-08 | 唐郑 | Pipeline well lid loss early warning device and using method thereof |
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