CN207987981U - A kind of antitheft rust protection well lid of municipal works - Google Patents

Abstract

The utility model provides a kind of antitheft rust protection well lid of municipal works, it is sat including well lid and well, well lid can be embedded in two the first protrusion of circle inside and outside well seat mouth towards being provided on one side of sitting of well, first protrusion is located at well lid and is close to well seat inner wall, be provided between inside and outside first protrusion a circle for locking limit road lock core be located inside the through-hole on well lid, and through-hole is located at one end setting of well lid upper surface there are one sealing cover, there are one the annular grooves being trapped among outside through-hole for setting on its well lid, it is provided with screw thread on the inner wall of annular groove, sealing cover engages sealing with screw thread, sealing cover top end face is more than ring groove outer circle area and is close to well lid surface.Gap between inside and outside second protrusion is provided with the third protrusion with pin hole, and when well lid closes, third protrusion is embedded in well lid upper limit road notch, and the bolt on its pin hole alignment tapered end.The utility model is simple in structure, and anti-theft performance is good, and tapered end will not be corroded, and the lock on well lid will not be caused not open.

Description

A kind of antitheft rust protection well lid of municipal works

Technical field

The utility model is related to well lids, and in particular to a kind of antitheft rust protection well lid of municipal works.

Background technology

Well lid is the closure at the top of facility entrance located underground, tap water, telecommunications in municipal works, electric power, heat Power, fire-fighting etc. are directed to well lid.Well lid majority is located on road, and vehicle will also be stood and press through by needing to place pedestrian to fall, So well lid is made of metal material, and has certain economic value, stolen situation is usually occurred, and it is existing anti- Well lid is stolen, the anti-theft feature of chain is not strong, and the easy rust of tapered end class is not opened finally extremely.

Utility model content

The utility model provides a kind of antitheft rust protection well lid of municipal works, solves the antitheft row of existing anti-stealing manhole cover Weak, tapered end becomes rusty dead technical problem.

The technical solution of the utility model is as follows：

A kind of antitheft rust protection well lid of municipal works, including well lid and well are sat, the one side setting that the well lid is sat towards well Inside and outside the first protrusion of two circles of well seat mouth can be embedded in by having, and first protrusion is located at well lid and is close to well seat inner wall, described inside and outside Be provided between first protrusion a circle for locking limit road, be provided with several notches, and each notch on the limit road The well lid at place is equipped with the through-hole for installing theftproof lock, and the lock core of its theftproof lock passes through through-hole that its lockhole is made to be located at well lid Upper surface, tapered end part is located at the indentation, there of the inside of the well lid, and its bolt is located in tapered end；

The lock core is located inside the through-hole on well lid, and the through-hole be located at well lid upper surface one end setting there are one Sealing cover, on well lid setting be provided with screw thread on the inner wall of the annular groove there are one the annular groove being trapped among outside through-hole, The sealing cover engages sealing with annular groove inner wall, and the sealing cover top end face is more than ring groove outer circle area and is close to well Cap surface；

The well seat is counterbore shape, is provided with inside and outside the second protrusion of two circles in the heavy platform of the counterbore, on the upper well lid Inside and outside first protrusion between have the notch that can accommodate inside and outside second protrusion, and the gap setting between inside and outside second protrusion There is the third protrusion with pin hole, when well lid closes, in third protrusion insertion well lid upper limit road notch, and its pin hole The bolt being aligned on tapered end.

Further, it is both provided with gasket inside the notch and sealing cover on the well lid.

Further, the theftproof lock is 4.

The beneficial effects of the utility model：Lock portion during the utility model uses is fixed on using tapered end on well lid, Pin hole is arranged on well seat, when the bolt on well lid is inserted into pin hole on well seat, the locking of well seat, and pin hole and bolt are located at well lid Inside well seat, anti-theft performance is good, and the top of its lockhole is provided with the sealing cover of screw thread makes its sealing, prevents its steam Interior outer lug and notch into corrosion lock core, and on well lid and well seat so that limiting road is isolated in well lid and well seat Portion so that bolt and pin hole are sealed in well lid in well seat, and isolation external moisture corrodes with other.The utility model structure letter Single, energy is effective antitheft and prevents tapered end corrosion.

Description of the drawings

Fig. 1 is the structural schematic diagram of the utility model.

Fig. 2 is the enlarged drawing of A in Fig. 1.

Fig. 3 is the structural schematic diagram of well seat.

Fig. 4 is the structural schematic diagram of well lid outer surface.

Fig. 5 is the structural schematic diagram of well lid inner surface.

Component label instructions：Well lid 1, well seat 2, interior first protrusion 3, outer first protrusion 4, limit road 5, lock core 6, lockhole 7, Tapered end 8, sealing cover 9, annular groove 10, interior second protrusion 11, outer second protrusion 12, pin hole 13, third protrusion 14, bolt 15.

Specific implementation mode

It elaborates below in conjunction with the accompanying drawings to the utility model.

A kind of antitheft rust protection well lid 1 of municipal works as shown in Figs. 1-5, including well lid 1 and well are sat, 1 court of the well lid What well was sat is provided with inside and outside two circle first raised (interior first protrusion 3, outer first protrusion 4) that can be embedded in 2 mouthfuls of well seat on one side, described First protrusion is located in well lid 1 and embedded well seat 2, be provided between inside and outside first protrusion circle for locking limit road 5, several notches are provided on the limit road 5, and the well lid 1 of each indentation, there is equipped with the through-hole for installing theftproof lock, And the lock core 6 of its theftproof lock passes through through-hole that its lockhole 7 is made to be located at the upper surface of well lid 1,8 part of tapered end is located at the well lid 1 Inside indentation, there, and its bolt 15 is located in tapered end 8.When closing well lid 1, the limit road 5 is embedded in the fixation of well seat 2 In position so that the position of bolt 15 is fixed.

The lock core 6 is located inside the through-hole on well lid 1, and the through-hole is located at one end of 1 upper surface of well lid and is provided with One sealing cover 9, there are one the annular groove 10 being trapped among outside through-hole, the inner walls of the annular groove 10 for setting on well lid 1 On be provided with screw thread, the sealing cover 9 engages sealing with 10 inner wall of annular groove, and it is recessed that 9 top end face of the sealing cover is more than annulus Slot outer circle area and it is close to 1 surface of well lid.Sealing is threadedly secured to through-hole top on well lid 1, waterproof anti-corrosion it is same When also have certain anti-theft function, sealing cover 9, which is also required to particular tool, can just unscrew.

The well seat 2 is counterbore shape, and inside and outside the second protrusion of two circles (interior second protrusion is provided in the heavy platform of the counterbore 11, outer second protrusion 12), there is the notch that can accommodate inside and outside second protrusion between inside and outside first protrusion on the upper well lid 1, and Gap between inside and outside second protrusion is provided with the third protrusion 14 with pin hole 13, when well lid 1 closes, the third Protrusion 14 is embedded in 1 upper limit road of well lid, 5 notch, and the bolt 15 on its pin hole 13 alignment tapered end 8.Bolt 15 is appointed with pin hole 13 When wait and be all aligned, is used cooperatively.The one the second protrusions are agreed with notch so that intermediate tapered end 8 and lock core 6 completely with outside Isolation, not will produce corrosion.

Further, it is both provided with gasket inside the notch on the well lid 1 and sealing cover 9.Practical gasket makes it Sealing performance increases.

Further, the theftproof lock is 4, and 4 theftproof locks are uniformly arranged in the periphery of well lid 1, make its anti-theft It can increase, and not influence the water drainage on well lid 1.

Finally illustrate, above example is merely intended for describing the technical solutions of the present application, but not for limiting the present application, although ginseng The utility model is described in detail according to preferred embodiment, it will be understood by those of ordinary skill in the art that, it can be to this The technical solution of utility model is modified or replaced equivalently, without departing from the objective and model of technical solutions of the utility model It encloses, should all cover in the right of the utility model.

Claims (3)

1. a kind of antitheft rust protection well lid of municipal works, which is characterized in that sat including well lid and well, the inner surface of the well lid Inside and outside the first protrusion of two circles of well seat can be embedded in by being provided with, and a circle is provided with for locking between the first protrusion of inside and outside two circle Limit road, several notches are provided on the limit road, and the well lid of each indentation, there is equipped with for installing theftproof lock Through-hole, and the lock core of its theftproof lock passes through through-hole that its lockhole is made to be located at the upper surface of well lid, tapered end part is located at the well lid Inside indentation, there, and its bolt is located in tapered end；

The lock core is located inside the through-hole on well lid, and the through-hole be located at well lid upper surface one end setting there are one sealing Lid, on well lid setting be provided with screw thread on the inner wall of the annular groove there are one the annular groove being trapped among outside through-hole, it is described Sealing cover engages sealing with annular groove inner wall, and the sealing cover top end face is more than ring groove outer circle area and is close to well lid table Face；

The well seat is counterbore shape, and inside and outside the second protrusion of two circles is provided in the heavy platform of the counterbore, interior on the upper well lid The notch of inside and outside second protrusion can be accommodated by having between outer first protrusion, and the gap between inside and outside second protrusion is provided with band The third protrusion for having pin hole, when well lid closes, in third protrusion insertion well lid upper limit road notch, and its pin hole is aligned Bolt on tapered end.

2. the antitheft rust protection well lid of a kind of municipal works according to claim 1, which is characterized in that the slot on the well lid It is both provided with gasket inside mouth and sealing cover.

3. according to a kind of antitheft rust protection well lid of any one of claim 1-2 municipal works, which is characterized in that described anti- It is 4 to steal lock.