CN218779540U - Anti-settling nodular cast iron well lid - Google Patents

Abstract

The utility model relates to a nodular cast iron well lid technical field discloses an anti-settling nodular cast iron well lid, including well seat unit and well lid unit hinged on the well seat, the well seat unit includes an extension ring and a positioning insertion pipe welded at the lower end of the extension ring and used for connecting in the well, the positioning insertion pipe is also sheathed with a buffer washer, the well lid unit includes a lid hinged at the upper end of the positioning insertion pipe and a locking pin member movably inserted and installed on the lid; through installing the cushion washer on location intubate, when installing the use, the cushion washer sets up between location intubate and well installation position, cushions the pushing down of vehicle, and the edge of cushion washer sets up to the thickening outer lane, the reply stress concentration district that can be better bears pressure, and installation spring in the mounting groove intracavity that the thickening outer lane was seted up, furtherly improvement is compared with traditional well lid to the cushion effect of pressure, can more effectually prevent that the well lid from subsiding.

Description

Anti-settling nodular cast iron well lid

Technical Field

The utility model relates to a nodular cast iron well lid technical field specifically is a prevent subsiding nodular cast iron well lid.

Background

Nodular cast iron well lid is one of nodular cast iron product, nodular cast iron obtains spheroidal graphite through balling and inoculation treatment, has improved the mechanical properties of cast iron effectively, especially has improved plasticity and toughness, thereby obtain intensity still higher than the carbon steel, use well lid structure for burying well seat under the road surface and set up the well lid on the well seat at present, along with the increase of modern traffic flow and the aggravation of driving load, under driving load (dynamic load) effect, the well lid system periphery is whole for stress concentration district, the well lid overload operation under the driving load effect, easy emergence damages, lead to well lid subside, the displacement, the vibration or destroy, and then influence the comfort level of riding.

Patent document CN202809656U discloses a novel adjustable anti-settling nodular cast iron well lid, which consists of a cover plate and a support; the upper part of the support is a flange type upper disc surface, and the lower part of the support is a socket structure. The outer diameter of the flange type upper wall surface is 150-300 mm wider than that of the cover plate, so that the well cover becomes a complete part of a road surface, the load is directly dispersed to a road surface structure layer, the road surface around the well cover is protected, and the well cover is prevented from settling. The socket joint formula structure is high 100 ~ 200mm, makes the connected mode of well lid and well body be the socket joint formula, and the socket joint formula structure is closely laminated with the inner wall of the well body promptly, further prevents that the well lid from subsiding.

The anti-settling nodular cast iron well lid has the following defects: 1. only an embedded adhesive tape is arranged between the cover plate and the support, so that the pressure cannot be well buffered, and sedimentation is easy to occur; 2. the cover plate is easy to shift when being pressed and is easy to collide with the upper plate surface to generate sound.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a prevent subsiding nodular cast iron well lid, the last cover of location intubate is equipped with buffer washer, can more effectually prevent that the well lid from subsiding, and sets up locking pin spare and location intubate and be connected and lock the lid, can prevent that the well lid unit from taking place the displacement, sets up the rubber packing ring simultaneously and packs between lid and the enhancement pipe end inner circle, reduces the lid displacement and strengthens the sound that the collision of pipe end inner circle sent to solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: the anti-settling nodular cast iron well lid comprises a well seat unit and a well lid unit hinged to the well seat unit, wherein the well seat unit comprises an extension ring and a positioning insertion pipe welded at the lower end of the extension ring and used for being connected into a well, and a buffer gasket is sleeved on the positioning insertion pipe;

the well lid unit is including articulating the lid and the locking round pin spare of activity grafting installation on the lid of location intubate upper end, set up the mounting hole that is used for installing locking round pin spare on the lid, locking round pin spare is connected with the location intubate and is locked the lid.

Preferably, the positioning insertion pipe comprises an upper end reinforcing pipe end and an insertion pipe end connected to the lower end of the reinforcing pipe end, a hinge joint used for connecting a cover body is welded on the reinforcing pipe end, and a lock notch is further formed in the inner wall of the reinforcing pipe end.

Preferably, the upper end of the reinforced pipe end is also provided with a rubber filling ring, and the diameter of the inner ring of the rubber filling ring is matched with that of the cover body.

Preferably, the setting of cushion packing ring is between location intubate and well installation position, and cushion packing ring is the component that the rubber material made, and sets up to the thickening outer lane in cushion packing ring's edge, has seted up the installation groove chamber in the thickening outer lane, has the spring at installation groove intracavity fixed mounting.

Preferably, the locking pin piece includes that the activity is pegged graft and is installed the connecting pin post in the mounting hole, and it has the dog to weld in the upper end of connecting pin post, still overlaps on the connecting pin post and is equipped with reset spring, and reset spring one end is connected on the dog, and the other end is connected on the lid, and has locking plug in the lower extreme welding of connecting pin post, and locking plug pegs graft in the locked groove mouth.

Preferably, the upper end face of the blocking head is also provided with an inserting slot for inserting the flat end of the prying rod.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model provides a pair of prevent subsiding nodular cast iron well lid, through installing the cushion washer on location intubate, when installing the use, the cushion washer sets up between location intubate and well installation position, cushion the pushing down of vehicle, and the edge of cushion washer sets up to the thickening outer lane, the pressure that the reply stress concentration district that can be better bore, and the mounting groove intracavity installation spring of seting up in the thickening outer lane, further improvement is to the cushioning effect of pressure, compare with traditional well lid, can more effectually prevent that the well lid from subsiding.

2. The utility model provides a pair of prevent subsiding nodular cast iron well lid, install on the lid through the connecting pin post grafting that has locking plug with the lower extreme welding, when needs lock the fastening to the lid, peg graft the flat mouthful of end of pinch bar in the grafting trench of seting up at the up end of pin, and push down the connecting pin post, rotate the pinch bar again and make locking plug change over to strengthen in the locked groove that the pipe end inner wall was seted up, under reset spring's the effect of connecting pin post of last top, make locking plug closely laminate in the locked groove, the locking operation to the lid has been realized, still be provided with the rubber packing circle in the upper end of strengthening the pipe end simultaneously, the rubber packing circle can fill between lid and the enhancement pipe end inner circle, reduce the sound that the lid displacement and the collision of pipe end sent.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic structural view of the well seat unit of the present invention;

FIG. 3 is a schematic view of the positioning insertion tube of the present invention;

FIG. 4 is a schematic view of the structure of the cushion washer of the present invention;

fig. 5 is a schematic view of the connection structure between the locking pin and the cover of the present invention.

In the figure: 1. a well base unit; 11. extending the loops; 12. positioning the cannula; 121. reinforcing the pipe end; 122. inserting pipe ends; 101. a lock slot opening; 102. a hinge joint; 13. a rubber packing ring; 14. a cushion washer; 141. thickening the outer ring; 142. installing a slot cavity; 143. a spring; 2. a well cover unit; 21. a cover body; 211. mounting holes; 22. a locking pin member; 221. connecting a pin column; 222. a stopper; 223. a return spring; 224. and locking the plug.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the anti-settling nodular cast iron well lid comprises a well seat unit 1 and a well lid unit 2 hinged on the well seat unit 1, wherein the well seat unit 1 comprises an extension ring 11 and a positioning insertion pipe 12 welded at the lower end of the extension ring 11 and used for being connected in a well, and a buffer gasket 14 is further sleeved on the positioning insertion pipe 12;

the well lid unit 2 comprises a lid body 21 hinged at the upper end of the positioning insertion tube 12 and a locking pin member 22 movably inserted and installed on the lid body 21, a mounting hole 211 used for mounting the locking pin member 22 is formed in the lid body 21, and the locking pin member 22 is connected with the positioning insertion tube 12 to lock the lid body 21.

The positioning insertion pipe 12 comprises an upper reinforcing pipe end 121 and an insertion pipe end 122 connected to the lower end of the reinforcing pipe end 121, a hinge joint 102 for connecting the cover body 21 is welded on the reinforcing pipe end 121, and a locking notch 101 is formed in the inner wall of the reinforcing pipe end 121.

Further, the upper end of the reinforcing pipe end 121 is also provided with a rubber filling ring 13, the diameter of an inner ring of the rubber filling ring 13 is matched with that of the cover body 21, the upper end of the reinforcing pipe end 121 is also provided with the rubber filling ring 13, the rubber filling ring 13 can fill the space between the cover body 21 and the inner ring of the reinforcing pipe end 121, and noise generated by collision between the displacement of the cover body 21 and the inner ring of the reinforcing pipe end 121 is reduced.

Cushion ring 14 sets up between location intubate 12 and well installation position, the component of making for the rubber material, and set up to thickening outer lane 141 in the edge of cushion ring 14, furthermore, installation slot 142 has been seted up in thickening outer lane 141, fixed mounting has spring 143 in installation slot 142, through installing cushion ring 14 on location intubate 12, when the installation uses, cushion ring 14 sets up between location intubate 12 and well installation position, cushion the pushing down of vehicle, and cushion ring 14's edge sets up to thickening outer lane 141, the pressure that the reply stress concentration district that can be better bore, and install spring 143 in the installation slot 142 that thickening outer lane 141 was seted up, further improvement is to the cushion effect of pressure, compare with traditional well lid, can more effectually prevent that the well lid from subsiding.

The locking pin member 22 comprises a connecting pin column 221 movably inserted and mounted in the mounting hole 211, a stopper 222 is welded at the upper end of the connecting pin column 221, a return spring 223 is further sleeved on the connecting pin column 221, one end of the return spring 223 is connected to the stopper 222, the other end of the return spring 223 is connected to the cover 21, a locking plug 224 is welded at the lower end of the connecting pin column 221, and the locking plug 224 is inserted and mounted in the locking notch 101.

Preferably, the upper end face of the stopper 222 is further provided with an inserting slot for inserting a flat end of a pry bar, the lower end of the connecting pin 221 welded with the locking plug 224 is inserted and installed on the cover body 21, when the cover body 21 needs to be locked and fastened, the flat end of the pry bar is inserted and installed in the inserting slot arranged on the upper end face of the stopper 222, the connecting pin 221 is pressed downwards, the pry bar is rotated again to enable the locking plug 224 to be shifted into the locking slot 101 formed in the inner wall of the reinforcing pipe end 121, and under the action of the upper top connecting pin 221 of the reset spring 223, the locking plug 224 is tightly attached to the locking slot 101, so that the locking operation of the cover body 21 is realized.

When the anti-settling nodular cast iron well lid is used, the buffering gasket 14 is arranged on the positioning insertion pipe 12, when the anti-settling nodular cast iron well lid is installed and used, the buffering gasket 14 is arranged between the positioning insertion pipe 12 and a well installation position to buffer the downward pressing of a vehicle, the edge of the buffering gasket 14 is provided with the thickened outer ring 141, the pressure born by a stress concentration area can be better responded, the spring 143 is arranged in the installation groove cavity 142 formed in the thickened outer ring 141, the buffering effect on the pressure is further improved, and compared with the traditional well lid, the anti-settling nodular cast iron well lid can effectively prevent the well lid from settling; when the cover body 21 needs to be locked and fastened, the pry bar flat mouth end is inserted into the insertion groove position formed in the upper end face of the stopper 222, the connecting pin column 221 is pressed downwards, the pry bar is rotated to enable the locking plug 224 to be rotated into the locking groove opening 101 formed in the inner wall of the reinforcing pipe end 121, the locking plug 224 is tightly attached to the locking groove opening 101 under the action of the upper top connecting pin column 221 of the reset spring 223, and the locking operation on the cover body 21 is achieved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Claims (6)

1. The utility model provides an prevent subsiding nodular cast iron well lid, includes well seat unit (1) and articulates well lid unit (2) on well seat unit (1), its characterized in that: the well seat unit (1) comprises an extension ring (11) and a positioning insertion pipe (12) welded at the lower end of the extension ring (11) and used for being connected into a well, and a buffer gasket (14) is sleeved on the positioning insertion pipe (12);

well lid unit (2) including articulate lid (21) and the activity of location intubate (12) upper end and peg graft locking round pin spare (22) of installing on lid (21), offer mounting hole (211) that are used for installing locking round pin spare (22) on lid (21), locking round pin spare (22) are connected with location intubate (12) and are locked lid (21).

2. The anti-settling nodular cast iron well lid of claim 1, wherein: the positioning insertion pipe (12) comprises an upper end reinforcing pipe end (121) and an insertion pipe end (122) connected to the lower end of the reinforcing pipe end (121), a hinge joint (102) used for connecting a cover body (21) is welded on the reinforcing pipe end (121), and a locking notch (101) is further formed in the inner wall of the reinforcing pipe end (121).

3. The anti-settling nodular cast iron well lid of claim 2, wherein: the upper end of the reinforcing pipe end (121) is also provided with a rubber filling ring (13), and the diameter of the inner ring of the rubber filling ring (13) is matched with that of the cover body (21).

4. The anti-settling nodular cast iron well lid of claim 1, wherein: buffering packing ring (14) set up between location intubate (12) and well installation position, for the component that the rubber material made, and set up to thickening outer lane (141) in the edge of buffering packing ring (14), seted up installation slot chamber (142) in thickening outer lane (141), at installation slot chamber (142) internal fixation there is spring (143).

5. The anti-settling nodular cast iron well lid of claim 2, wherein: locking round pin spare (22) include that the activity is pegged graft and is installed connecting pin post (221) in mounting hole (211), the welding has gear (222) in the upper end of connecting pin post (221), still the cover is equipped with reset spring (223) on connecting pin post (221), reset spring (223) one end is connected on gear (222), the other end is connected on lid (21), and the welding has locking plug (224) at the lower extreme of connecting pin post (221), locking plug (224) peg graft in lock notch (101).

6. The anti-settling nodular cast iron well lid of claim 5, wherein: the upper end face of the stop head (222) is also provided with an inserting slot for inserting the flat end of the pry bar.

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