CN101368392A - Height-adjustable road manhole - Google Patents
Height-adjustable road manhole Download PDFInfo
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- CN101368392A CN101368392A CNA2008101402266A CN200810140226A CN101368392A CN 101368392 A CN101368392 A CN 101368392A CN A2008101402266 A CNA2008101402266 A CN A2008101402266A CN 200810140226 A CN200810140226 A CN 200810140226A CN 101368392 A CN101368392 A CN 101368392A
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- well head
- adjustable
- lifting gear
- height
- manhole
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Abstract
The invention discloses a road manhole cover with adjustable height, comprising a manhole cover, an upper manhole and a lower manhole which match with the manhole cover, at least two lifting devices and at least two auxiliary supports, which are connected with the upper manhole and the lower manhole. The lifting devices and the auxiliary supports are evenly distributed on the circumference of the upper underside of the lower manhole at intervals, and the screws at the lower parts of the lifting devices and the auxiliary supports are connected with the threads of the lower manhole; wherein the auxiliary supports contact with the lower underside of the upper manhole and the lifting devices are hinged at the lower part of the upper manhole. The road manhole cover is convenient to be adjusted in height, low in cost, stable in structure and adjustable in height.
Description
(1) technical field
The present invention relates to a kind of adjustable for height manhole, belong to pavement of road well head facility technology field, have last well head and a following well head, the manhole of the distance realization well lid adjustable height purpose by adjusting upper and lower well head in particular to a kind of.
(2) background technology
The structure of the well lid that comes into operation now is made of well lid and well head basically, both prefabricated shapings, and after the completion of road basis, both finish in assembling, proceed to the supercrust construction then.But owing to such well construction, the position of well lid and well head relation is fixing, can't adjust the well lid height.Though the surface course construction can guarantee its planeness now basically, but the road construction defective is inevitable, sometimes the difference in height on well lid upper surface and road surface can be bigger.The existence of this difference in height is easy to cause personal injury; In addition, for truck, can increase the impact force of wheel, may cause well lid to damage well lid.Owing to can't adjust the well lid height, it can only be the initial configuration of well lid and well head that construction finishes.In addition, road repair also is the behavior of constructing more normally, and this repairing may cause raising of road surface, in order to guarantee the planeness of road surface integral body, need raise well lid usually.And raise well lid, and often need brokenly the road surface, raise well head then, the waste lot of manpower and material resources has increased construction period.
Be directed to the well lid structure that comes into operation at present and can not adjust the defective of its height, engineers and technicians have had a lot of trials in this respect, wherein State Intellectual Property Office disclosed the utility model patent that a kind of name is called " the adjustable manhole cover of height " on February 27th, 2008, its application number is 2007200103751, it discloses a kind of adjustable manhole cover of height of urban road construction, it is by adjusting support, trimming rack, fine adjustment screw and base are formed, wherein adjust the support upper end inboard groove is arranged, the lower end is by outside groove, its overall height has a plurality of sizes, the upper end is slidingly matched with loam cake, lower end and trimming rack upper end are slidingly matched, can change arbitrarily, realize height corrective action significantly; A plurality of fine adjustment screws are inlayed in the trimming rack inboard, under fine adjustment screw lower end and the base distal process to the inside supporting surface contact fully, the left-right rotation fine adjustment screw can make trimming rack move up and down, and realizes height fine setting effect.Its goal of the invention is that this well lid can just change according to the road surface and adjusts, and makes it total and keeps parallel with the road surface.Because its well lid is adjusted the method for adjusting support of changing that adopts significantly, and because the surface course construction will be sealed described adjustment support periphery, its replacing is to destroy the road surface.Main thing, this simple replacing will certainly increase the output of this member different size, has increased unnecessary cost.In addition, only contact owing to adjust between support and bottom fine adjustment screw, and do not have fastening, when fine setting is risen, the thrust that depends on screw thread pair can realize adjusting, if but when descending, because frictional force is very big between adjustment support and top layer envelope concrete, then fine adjustment screw can not be with the adjustment support to descend, in this case, can only lean on manpower down to strike the adjustment support could realize, use very trouble, and in order to obtain position more accurately, often need repeatedly beat the adjustment support, operate very loaded down with trivial detailsly, will inevitably make operating efficiency lower.
(3) summary of the invention
The present invention provides a kind of convenient well lid height of adjusting in order to overcome the deficiency of the background technology part adjustable for height manhole of describing, and cost is low, constitutionally stable adjustable for height manhole.
The present invention is by the following technical solutions:
This invents adjustable for height manhole, comprise well lid, also comprise the last well head that cooperates with described well lid, with following well head, and connect at least two lifting gears and at least two supplemental support of well head up and down, this lifting gear and supplemental support space circumferentially are distributed in down on the well head upper bottom surface annulus, and both bottom screw rods are connected with following well head screw; Wherein supplemental support contacts cooperation with the described well head bottom surface face of going up, and lifting gear is articulated in the well head bottom.
Above-mentioned adjustable for height manhole, the upper end of described supplemental support are one to have the bulb of sphere, and the described well head of going up is provided with its corresponding groove.Described lifting gear and described articulated section of going up well head are spherical hinge.
Above-mentioned adjustable for height manhole, described lifting gear top is a bulb, described upward well head and the limited block of releasable connection in its underpart constitute and the corresponding cavity of described bulb.
Above-mentioned adjustable for height manhole, described well head down is provided with and supplemental support and the corresponding female seat of described lifting gear bottom screw rod, and this female seat is built and is encapsulated in the described well head down.
Above-mentioned adjustable for height manhole, described supplemental support and lifting gear are provided with and are used to adjust the spiral shell head that screw cooperates.
Based on the preferred embodiment of the invention, starting point of the present invention is to adjust the well lid height need not break the road surface, and easy to adjust, structural stability is good.Its adjustment depends on the last well head of well head split and the well head that following well head constitutes, wherein go up the part of well head for moving with lifting gear, following well head is a standing part, support strength and the stability of strutting system of while in order to guarantee well head, lifting gear and supplemental support at least respectively are provided with two, and in circumferentially evenly setting of well head upper bottom surface space down.In the use, if adjust downwards, then adjust supplemental support earlier to correct position, adjusting lifting gear to correct position, because of lifting gear is to be articulated and connected in last well head, in its decline process, can be with and go up well head and move downward, lifting gear is that screw cooperates in following well head, promptly constitutes screw thread pair, and its driving force can overcome the frictional force that goes up between well head and road top layer concrete fully, thereby needn't break concrete, can finish well lid is dropped to correct position, save man-hour, reduce the manpower loss with respect to existing scheme.In addition, lifting gear is provided with two at least, and evenly is provided with the supplemental support space, that is to say, the balanced bearing load of lifting gear and supplemental support when adjusting downwards, can put its decline in place exactly.Its lift then needs to drive earlier lifting gear and puts in place, drives supplemental support afterwards again and puts in place, and its principle only depends on screw thread pair, changes with respect to existing scheme and adjusts support, provides cost savings.
(4) description of drawings
Fig. 1 is the plan structure schematic diagram of the specific embodiment of the invention.
Fig. 2 is the A-A revolved sectional view of the specific embodiment of the invention.
Among the figure: 1, go up well head, 2, well lid, 3, bulb, 4, the ball-type cavity, 5, limited block, 6, the spiral shell head, 7, lifting gear, 8, female seat, 9, well head down, 10, supplemental support, 11, bulb.
(5) specific embodiment
Specify principle of the present invention below in conjunction with Figure of description:
With reference to Figure of description 1 and 2, the adjustable for height manhole of this specific embodiment, comprise well lid 2, also comprise the last well head 1 and the following well head 9 that cooperate with described well lid, and connect two lifting gears 7 and two supplemental support 10 of well head up and down, this lifting gear and supplemental support space circumferentially are distributed in down on the well head upper bottom surface annulus, and both bottom screw rods are connected with following well head screw; Wherein supplemental support contacts cooperation with the described well head bottom surface face of going up, and lifting gear is articulated in the well head bottom.The quantity of lifting gear and supplemental support is selected should be consistent with the loaded area of well lid, if loaded area is bigger, then needs the quantity of arranging lifting gear and supplemental support more.
Because of sphere is easy to the location, and because of the well lid upper surface needs and the road surface coplanar, so may need to adjust the lifting gear of diverse location and supplemental support to differing heights, sphere then is easy to still be in the face contact at turn state, can not cause the excessive phenomenon of local stress, so the upper end of supplemental support is one to have the bulb 11 of sphere, the described well head of going up is provided with its corresponding groove, and both constitute sphere and cooperate.Described lifting gear and described articulated section of going up well head are spherical hinge, and lifting gear is that sphere cooperates with last well head also like this.
Maintenance for convenience simultaneously and the replacing of in a single day going up after well head damages, described lifting gear top is a bulb 3, promptly constitutes a member of spherical hinge with last well head; Described upward well head and releasable connection constitute and the corresponding cavitys 4 of described bulb in the limited block 5 of its underpart, promptly constitute another member of above-mentioned spherical hinge.Described releasable connection can adopt conventional bolt to connect, and promptly limited block is arrived the relevant position with bolt.
The well body of Ordinary Rd well all is the building structure, normally uses brick one-tenth, carries out the concrete envelope then, considers cost, can not integral body be metal construction.Present embodiment is in order to save cost, well head fixing down for convenience simultaneously, this time well head is provided with and supplemental support and the corresponding female seat 8 of described lifting gear bottom screw rod, this female seat build be encapsulated in described under in the well head.The upper bottom surface of following well head is a circular ring structure, can be used as pressure-bearing surface, and the female seat bottom then can embed for the projection that protrudes in down the well head bottom surface in the envelope concrete, Stability Analysis of Structures, intensity height.
Described supplemental support and lifting gear are provided with and are used to adjust the spiral shell head 6 that screw cooperates, and are convenient to the operation to supplemental support and lifting gear.
Claims (6)
1. adjustable for height manhole, comprise well lid (2), it is characterized in that: also comprise the last well head (1) and the following well head (9) that cooperate with described well lid, and connect at least two lifting gears (7) and at least two supplemental support (10) of well head up and down, this lifting gear and supplemental support space circumferentially are distributed in down on the well head upper bottom surface annulus, and both bottom screw rods are connected with following well head screw; Wherein supplemental support contacts cooperation with the described well head bottom surface face of going up, and lifting gear is articulated in the well head bottom.
2. adjustable for height manhole according to claim 1 is characterized in that: the upper end of described supplemental support (10) is one to have the bulb (11) of sphere, and the described well head of going up is provided with its corresponding groove.
3. adjustable for height manhole according to claim 1 is characterized in that: described lifting gear (7) is a spherical hinge with described articulated section of going up well head.
4. adjustable for height manhole according to claim 3 is characterized in that: described lifting gear top is a bulb (3), and described upward well head and the limited block (5) of releasable connection in its underpart constitute and the corresponding cavity of described bulb (4).
5. according to the described adjustable for height manhole of one of claim 1 to 4, it is characterized in that: described well head (9) down is provided with and supplemental support and the corresponding female seat of described lifting gear bottom screw rod (8), and this female seat is built and is encapsulated in the described well head down.
6. adjustable for height manhole according to claim 5 is characterized in that: described supplemental support and lifting gear are provided with and are used to adjust the spiral shell head (6) that screw cooperates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101402266A CN101368392B (en) | 2008-09-17 | 2008-09-17 | Height-adjustable road manhole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101402266A CN101368392B (en) | 2008-09-17 | 2008-09-17 | Height-adjustable road manhole |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101368392A true CN101368392A (en) | 2009-02-18 |
| CN101368392B CN101368392B (en) | 2010-06-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008101402266A Expired - Fee Related CN101368392B (en) | 2008-09-17 | 2008-09-17 | Height-adjustable road manhole |
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| Country | Link |
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| CN (1) | CN101368392B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107327006A (en) * | 2015-12-14 | 2017-11-07 | 青岛智享专利技术开发有限公司 | The ancient power lid of city automatic lifting safety |
| CN112095670A (en) * | 2020-09-07 | 2020-12-18 | 安徽广鼎铸造有限公司 | Height-adjustable well lid and adjusting method thereof |
| CN112459119A (en) * | 2019-04-30 | 2021-03-09 | 南京禹智智能科技有限公司 | Working method of intelligent blind well monitoring system |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5344253A (en) * | 1993-09-01 | 1994-09-06 | Cesare Sacchetti | Adjustable manhole cover |
| CN2771301Y (en) * | 2005-01-21 | 2006-04-12 | 曹勇 | Anti-theft manhole cover and covering-screwing tool |
| CN201027317Y (en) * | 2007-01-29 | 2008-02-27 | 孙连成 | Inspection manhole cover with adjustable height |
| CN201261890Y (en) * | 2008-09-17 | 2009-06-24 | 彭琦 | Height-adjustable road manhole |
-
2008
- 2008-09-17 CN CN2008101402266A patent/CN101368392B/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107327006A (en) * | 2015-12-14 | 2017-11-07 | 青岛智享专利技术开发有限公司 | The ancient power lid of city automatic lifting safety |
| CN107327008A (en) * | 2015-12-14 | 2017-11-07 | 青岛智享专利技术开发有限公司 | Sewer elevating safety Gu power lid |
| CN107327008B (en) * | 2015-12-14 | 2019-08-06 | 高润新材料科技(南通)有限公司 | Sewer elevating safety Gu power lid |
| CN107327006B (en) * | 2015-12-14 | 2019-10-11 | 安徽和邦纺织科技有限公司 | The ancient power lid of city automatic lifting safety |
| CN112459119A (en) * | 2019-04-30 | 2021-03-09 | 南京禹智智能科技有限公司 | Working method of intelligent blind well monitoring system |
| CN112095670A (en) * | 2020-09-07 | 2020-12-18 | 安徽广鼎铸造有限公司 | Height-adjustable well lid and adjusting method thereof |
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| Publication number | Publication date |
|---|---|
| CN101368392B (en) | 2010-06-09 |
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Granted publication date: 20100609 Termination date: 20120917 |